152fa7bf9SThomas Gleixner // SPDX-License-Identifier: GPL-2.0-only
2a36c61f9SKrishna Gudipati /*
3889d0d42SAnil Gurumurthy * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
4889d0d42SAnil Gurumurthy * Copyright (c) 2014- QLogic Corporation.
5a36c61f9SKrishna Gudipati * All rights reserved
6889d0d42SAnil Gurumurthy * www.qlogic.com
7a36c61f9SKrishna Gudipati *
831e1d569SAnil Gurumurthy * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
9a36c61f9SKrishna Gudipati */
10a36c61f9SKrishna Gudipati
11f16a1750SMaggie Zhang #include "bfad_drv.h"
127826f304SKrishna Gudipati #include "bfad_im.h"
13a36c61f9SKrishna Gudipati #include "bfa_plog.h"
14a36c61f9SKrishna Gudipati #include "bfa_cs.h"
15a36c61f9SKrishna Gudipati #include "bfa_modules.h"
16a36c61f9SKrishna Gudipati
17a36c61f9SKrishna Gudipati BFA_TRC_FILE(HAL, FCXP);
18a36c61f9SKrishna Gudipati
195fbe25c7SJing Huang /*
20a36c61f9SKrishna Gudipati * LPS related definitions
21a36c61f9SKrishna Gudipati */
22a36c61f9SKrishna Gudipati #define BFA_LPS_MIN_LPORTS (1)
23a36c61f9SKrishna Gudipati #define BFA_LPS_MAX_LPORTS (256)
24a36c61f9SKrishna Gudipati
25a36c61f9SKrishna Gudipati /*
26a36c61f9SKrishna Gudipati * Maximum Vports supported per physical port or vf.
27a36c61f9SKrishna Gudipati */
28a36c61f9SKrishna Gudipati #define BFA_LPS_MAX_VPORTS_SUPP_CB 255
29a36c61f9SKrishna Gudipati #define BFA_LPS_MAX_VPORTS_SUPP_CT 190
30a36c61f9SKrishna Gudipati
31a36c61f9SKrishna Gudipati
325fbe25c7SJing Huang /*
33a36c61f9SKrishna Gudipati * FC PORT related definitions
34a36c61f9SKrishna Gudipati */
35a36c61f9SKrishna Gudipati /*
36a36c61f9SKrishna Gudipati * The port is considered disabled if corresponding physical port or IOC are
37a36c61f9SKrishna Gudipati * disabled explicitly
38a36c61f9SKrishna Gudipati */
39a36c61f9SKrishna Gudipati #define BFA_PORT_IS_DISABLED(bfa) \
40a36c61f9SKrishna Gudipati ((bfa_fcport_is_disabled(bfa) == BFA_TRUE) || \
41a36c61f9SKrishna Gudipati (bfa_ioc_is_disabled(&bfa->ioc) == BFA_TRUE))
42a36c61f9SKrishna Gudipati
435fbe25c7SJing Huang /*
44a36c61f9SKrishna Gudipati * BFA port state machine events
45a36c61f9SKrishna Gudipati */
46a36c61f9SKrishna Gudipati enum bfa_fcport_sm_event {
47a36c61f9SKrishna Gudipati BFA_FCPORT_SM_START = 1, /* start port state machine */
48a36c61f9SKrishna Gudipati BFA_FCPORT_SM_STOP = 2, /* stop port state machine */
49a36c61f9SKrishna Gudipati BFA_FCPORT_SM_ENABLE = 3, /* enable port */
50a36c61f9SKrishna Gudipati BFA_FCPORT_SM_DISABLE = 4, /* disable port state machine */
51a36c61f9SKrishna Gudipati BFA_FCPORT_SM_FWRSP = 5, /* firmware enable/disable rsp */
52a36c61f9SKrishna Gudipati BFA_FCPORT_SM_LINKUP = 6, /* firmware linkup event */
53a36c61f9SKrishna Gudipati BFA_FCPORT_SM_LINKDOWN = 7, /* firmware linkup down */
54a36c61f9SKrishna Gudipati BFA_FCPORT_SM_QRESUME = 8, /* CQ space available */
55a36c61f9SKrishna Gudipati BFA_FCPORT_SM_HWFAIL = 9, /* IOC h/w failure */
56e353546eSKrishna Gudipati BFA_FCPORT_SM_DPORTENABLE = 10, /* enable dport */
57e353546eSKrishna Gudipati BFA_FCPORT_SM_DPORTDISABLE = 11,/* disable dport */
5804ea6575SKrishna Gudipati BFA_FCPORT_SM_FAA_MISCONFIG = 12, /* FAA misconfiguratin */
591a898a79SVijaya Mohan Guvva BFA_FCPORT_SM_DDPORTENABLE = 13, /* enable ddport */
601a898a79SVijaya Mohan Guvva BFA_FCPORT_SM_DDPORTDISABLE = 14, /* disable ddport */
61a36c61f9SKrishna Gudipati };
62a36c61f9SKrishna Gudipati
635fbe25c7SJing Huang /*
64a36c61f9SKrishna Gudipati * BFA port link notification state machine events
65a36c61f9SKrishna Gudipati */
66a36c61f9SKrishna Gudipati
67a36c61f9SKrishna Gudipati enum bfa_fcport_ln_sm_event {
68a36c61f9SKrishna Gudipati BFA_FCPORT_LN_SM_LINKUP = 1, /* linkup event */
69a36c61f9SKrishna Gudipati BFA_FCPORT_LN_SM_LINKDOWN = 2, /* linkdown event */
70a36c61f9SKrishna Gudipati BFA_FCPORT_LN_SM_NOTIFICATION = 3 /* done notification */
71a36c61f9SKrishna Gudipati };
72a36c61f9SKrishna Gudipati
735fbe25c7SJing Huang /*
74a36c61f9SKrishna Gudipati * RPORT related definitions
75a36c61f9SKrishna Gudipati */
76a36c61f9SKrishna Gudipati #define bfa_rport_offline_cb(__rp) do { \
77a36c61f9SKrishna Gudipati if ((__rp)->bfa->fcs) \
78a36c61f9SKrishna Gudipati bfa_cb_rport_offline((__rp)->rport_drv); \
79a36c61f9SKrishna Gudipati else { \
80a36c61f9SKrishna Gudipati bfa_cb_queue((__rp)->bfa, &(__rp)->hcb_qe, \
81a36c61f9SKrishna Gudipati __bfa_cb_rport_offline, (__rp)); \
82a36c61f9SKrishna Gudipati } \
83a36c61f9SKrishna Gudipati } while (0)
84a36c61f9SKrishna Gudipati
85a36c61f9SKrishna Gudipati #define bfa_rport_online_cb(__rp) do { \
86a36c61f9SKrishna Gudipati if ((__rp)->bfa->fcs) \
87a36c61f9SKrishna Gudipati bfa_cb_rport_online((__rp)->rport_drv); \
88a36c61f9SKrishna Gudipati else { \
89a36c61f9SKrishna Gudipati bfa_cb_queue((__rp)->bfa, &(__rp)->hcb_qe, \
90a36c61f9SKrishna Gudipati __bfa_cb_rport_online, (__rp)); \
91a36c61f9SKrishna Gudipati } \
92a36c61f9SKrishna Gudipati } while (0)
93a36c61f9SKrishna Gudipati
945fbe25c7SJing Huang /*
95a36c61f9SKrishna Gudipati * forward declarations FCXP related functions
96a36c61f9SKrishna Gudipati */
97a36c61f9SKrishna Gudipati static void __bfa_fcxp_send_cbfn(void *cbarg, bfa_boolean_t complete);
98a36c61f9SKrishna Gudipati static void hal_fcxp_rx_plog(struct bfa_s *bfa, struct bfa_fcxp_s *fcxp,
99a36c61f9SKrishna Gudipati struct bfi_fcxp_send_rsp_s *fcxp_rsp);
100a36c61f9SKrishna Gudipati static void hal_fcxp_tx_plog(struct bfa_s *bfa, u32 reqlen,
101a36c61f9SKrishna Gudipati struct bfa_fcxp_s *fcxp, struct fchs_s *fchs);
102a36c61f9SKrishna Gudipati static void bfa_fcxp_qresume(void *cbarg);
103a36c61f9SKrishna Gudipati static void bfa_fcxp_queue(struct bfa_fcxp_s *fcxp,
104a36c61f9SKrishna Gudipati struct bfi_fcxp_send_req_s *send_req);
105a36c61f9SKrishna Gudipati
1065fbe25c7SJing Huang /*
107a36c61f9SKrishna Gudipati * forward declarations for LPS functions
108a36c61f9SKrishna Gudipati */
109a36c61f9SKrishna Gudipati static void bfa_lps_login_rsp(struct bfa_s *bfa,
110a36c61f9SKrishna Gudipati struct bfi_lps_login_rsp_s *rsp);
1113fd45980SKrishna Gudipati static void bfa_lps_no_res(struct bfa_lps_s *first_lps, u8 count);
112a36c61f9SKrishna Gudipati static void bfa_lps_logout_rsp(struct bfa_s *bfa,
113a36c61f9SKrishna Gudipati struct bfi_lps_logout_rsp_s *rsp);
114a36c61f9SKrishna Gudipati static void bfa_lps_reqq_resume(void *lps_arg);
115a36c61f9SKrishna Gudipati static void bfa_lps_free(struct bfa_lps_s *lps);
116a36c61f9SKrishna Gudipati static void bfa_lps_send_login(struct bfa_lps_s *lps);
117a36c61f9SKrishna Gudipati static void bfa_lps_send_logout(struct bfa_lps_s *lps);
118b704495cSKrishna Gudipati static void bfa_lps_send_set_n2n_pid(struct bfa_lps_s *lps);
119a36c61f9SKrishna Gudipati static void bfa_lps_login_comp(struct bfa_lps_s *lps);
120a36c61f9SKrishna Gudipati static void bfa_lps_logout_comp(struct bfa_lps_s *lps);
121a36c61f9SKrishna Gudipati static void bfa_lps_cvl_event(struct bfa_lps_s *lps);
122a36c61f9SKrishna Gudipati
1235fbe25c7SJing Huang /*
124a36c61f9SKrishna Gudipati * forward declaration for LPS state machine
125a36c61f9SKrishna Gudipati */
126a36c61f9SKrishna Gudipati static void bfa_lps_sm_init(struct bfa_lps_s *lps, enum bfa_lps_event event);
127a36c61f9SKrishna Gudipati static void bfa_lps_sm_login(struct bfa_lps_s *lps, enum bfa_lps_event event);
128a36c61f9SKrishna Gudipati static void bfa_lps_sm_loginwait(struct bfa_lps_s *lps, enum bfa_lps_event
129a36c61f9SKrishna Gudipati event);
130a36c61f9SKrishna Gudipati static void bfa_lps_sm_online(struct bfa_lps_s *lps, enum bfa_lps_event event);
131b704495cSKrishna Gudipati static void bfa_lps_sm_online_n2n_pid_wait(struct bfa_lps_s *lps,
132b704495cSKrishna Gudipati enum bfa_lps_event event);
133a36c61f9SKrishna Gudipati static void bfa_lps_sm_logout(struct bfa_lps_s *lps, enum bfa_lps_event event);
134a36c61f9SKrishna Gudipati static void bfa_lps_sm_logowait(struct bfa_lps_s *lps, enum bfa_lps_event
135a36c61f9SKrishna Gudipati event);
136a36c61f9SKrishna Gudipati
1375fbe25c7SJing Huang /*
138a36c61f9SKrishna Gudipati * forward declaration for FC Port functions
139a36c61f9SKrishna Gudipati */
140a36c61f9SKrishna Gudipati static bfa_boolean_t bfa_fcport_send_enable(struct bfa_fcport_s *fcport);
141a36c61f9SKrishna Gudipati static bfa_boolean_t bfa_fcport_send_disable(struct bfa_fcport_s *fcport);
142a36c61f9SKrishna Gudipati static void bfa_fcport_update_linkinfo(struct bfa_fcport_s *fcport);
143a36c61f9SKrishna Gudipati static void bfa_fcport_reset_linkinfo(struct bfa_fcport_s *fcport);
144a36c61f9SKrishna Gudipati static void bfa_fcport_set_wwns(struct bfa_fcport_s *fcport);
145a36c61f9SKrishna Gudipati static void __bfa_cb_fcport_event(void *cbarg, bfa_boolean_t complete);
146a36c61f9SKrishna Gudipati static void bfa_fcport_scn(struct bfa_fcport_s *fcport,
147a36c61f9SKrishna Gudipati enum bfa_port_linkstate event, bfa_boolean_t trunk);
148a36c61f9SKrishna Gudipati static void bfa_fcport_queue_cb(struct bfa_fcport_ln_s *ln,
149a36c61f9SKrishna Gudipati enum bfa_port_linkstate event);
150a36c61f9SKrishna Gudipati static void __bfa_cb_fcport_stats_clr(void *cbarg, bfa_boolean_t complete);
151a36c61f9SKrishna Gudipati static void bfa_fcport_stats_get_timeout(void *cbarg);
152a36c61f9SKrishna Gudipati static void bfa_fcport_stats_clr_timeout(void *cbarg);
153a36c61f9SKrishna Gudipati static void bfa_trunk_iocdisable(struct bfa_s *bfa);
154a36c61f9SKrishna Gudipati
1555fbe25c7SJing Huang /*
156a36c61f9SKrishna Gudipati * forward declaration for FC PORT state machine
157a36c61f9SKrishna Gudipati */
158a36c61f9SKrishna Gudipati static void bfa_fcport_sm_uninit(struct bfa_fcport_s *fcport,
159a36c61f9SKrishna Gudipati enum bfa_fcport_sm_event event);
160a36c61f9SKrishna Gudipati static void bfa_fcport_sm_enabling_qwait(struct bfa_fcport_s *fcport,
161a36c61f9SKrishna Gudipati enum bfa_fcport_sm_event event);
162a36c61f9SKrishna Gudipati static void bfa_fcport_sm_enabling(struct bfa_fcport_s *fcport,
163a36c61f9SKrishna Gudipati enum bfa_fcport_sm_event event);
164a36c61f9SKrishna Gudipati static void bfa_fcport_sm_linkdown(struct bfa_fcport_s *fcport,
165a36c61f9SKrishna Gudipati enum bfa_fcport_sm_event event);
166a36c61f9SKrishna Gudipati static void bfa_fcport_sm_linkup(struct bfa_fcport_s *fcport,
167a36c61f9SKrishna Gudipati enum bfa_fcport_sm_event event);
168a36c61f9SKrishna Gudipati static void bfa_fcport_sm_disabling(struct bfa_fcport_s *fcport,
169a36c61f9SKrishna Gudipati enum bfa_fcport_sm_event event);
170a36c61f9SKrishna Gudipati static void bfa_fcport_sm_disabling_qwait(struct bfa_fcport_s *fcport,
171a36c61f9SKrishna Gudipati enum bfa_fcport_sm_event event);
172a36c61f9SKrishna Gudipati static void bfa_fcport_sm_toggling_qwait(struct bfa_fcport_s *fcport,
173a36c61f9SKrishna Gudipati enum bfa_fcport_sm_event event);
174a36c61f9SKrishna Gudipati static void bfa_fcport_sm_disabled(struct bfa_fcport_s *fcport,
175a36c61f9SKrishna Gudipati enum bfa_fcport_sm_event event);
176a36c61f9SKrishna Gudipati static void bfa_fcport_sm_stopped(struct bfa_fcport_s *fcport,
177a36c61f9SKrishna Gudipati enum bfa_fcport_sm_event event);
178a36c61f9SKrishna Gudipati static void bfa_fcport_sm_iocdown(struct bfa_fcport_s *fcport,
179a36c61f9SKrishna Gudipati enum bfa_fcport_sm_event event);
180a36c61f9SKrishna Gudipati static void bfa_fcport_sm_iocfail(struct bfa_fcport_s *fcport,
181a36c61f9SKrishna Gudipati enum bfa_fcport_sm_event event);
182e353546eSKrishna Gudipati static void bfa_fcport_sm_dport(struct bfa_fcport_s *fcport,
183e353546eSKrishna Gudipati enum bfa_fcport_sm_event event);
1841a898a79SVijaya Mohan Guvva static void bfa_fcport_sm_ddport(struct bfa_fcport_s *fcport,
1851a898a79SVijaya Mohan Guvva enum bfa_fcport_sm_event event);
18604ea6575SKrishna Gudipati static void bfa_fcport_sm_faa_misconfig(struct bfa_fcport_s *fcport,
18704ea6575SKrishna Gudipati enum bfa_fcport_sm_event event);
188a36c61f9SKrishna Gudipati
189a36c61f9SKrishna Gudipati static void bfa_fcport_ln_sm_dn(struct bfa_fcport_ln_s *ln,
190a36c61f9SKrishna Gudipati enum bfa_fcport_ln_sm_event event);
191a36c61f9SKrishna Gudipati static void bfa_fcport_ln_sm_dn_nf(struct bfa_fcport_ln_s *ln,
192a36c61f9SKrishna Gudipati enum bfa_fcport_ln_sm_event event);
193a36c61f9SKrishna Gudipati static void bfa_fcport_ln_sm_dn_up_nf(struct bfa_fcport_ln_s *ln,
194a36c61f9SKrishna Gudipati enum bfa_fcport_ln_sm_event event);
195a36c61f9SKrishna Gudipati static void bfa_fcport_ln_sm_up(struct bfa_fcport_ln_s *ln,
196a36c61f9SKrishna Gudipati enum bfa_fcport_ln_sm_event event);
197a36c61f9SKrishna Gudipati static void bfa_fcport_ln_sm_up_nf(struct bfa_fcport_ln_s *ln,
198a36c61f9SKrishna Gudipati enum bfa_fcport_ln_sm_event event);
199a36c61f9SKrishna Gudipati static void bfa_fcport_ln_sm_up_dn_nf(struct bfa_fcport_ln_s *ln,
200a36c61f9SKrishna Gudipati enum bfa_fcport_ln_sm_event event);
201a36c61f9SKrishna Gudipati static void bfa_fcport_ln_sm_up_dn_up_nf(struct bfa_fcport_ln_s *ln,
202a36c61f9SKrishna Gudipati enum bfa_fcport_ln_sm_event event);
203a36c61f9SKrishna Gudipati
204a36c61f9SKrishna Gudipati static struct bfa_sm_table_s hal_port_sm_table[] = {
205a36c61f9SKrishna Gudipati {BFA_SM(bfa_fcport_sm_uninit), BFA_PORT_ST_UNINIT},
206a36c61f9SKrishna Gudipati {BFA_SM(bfa_fcport_sm_enabling_qwait), BFA_PORT_ST_ENABLING_QWAIT},
207a36c61f9SKrishna Gudipati {BFA_SM(bfa_fcport_sm_enabling), BFA_PORT_ST_ENABLING},
208a36c61f9SKrishna Gudipati {BFA_SM(bfa_fcport_sm_linkdown), BFA_PORT_ST_LINKDOWN},
209a36c61f9SKrishna Gudipati {BFA_SM(bfa_fcport_sm_linkup), BFA_PORT_ST_LINKUP},
210a36c61f9SKrishna Gudipati {BFA_SM(bfa_fcport_sm_disabling_qwait), BFA_PORT_ST_DISABLING_QWAIT},
211a36c61f9SKrishna Gudipati {BFA_SM(bfa_fcport_sm_toggling_qwait), BFA_PORT_ST_TOGGLING_QWAIT},
212a36c61f9SKrishna Gudipati {BFA_SM(bfa_fcport_sm_disabling), BFA_PORT_ST_DISABLING},
213a36c61f9SKrishna Gudipati {BFA_SM(bfa_fcport_sm_disabled), BFA_PORT_ST_DISABLED},
214a36c61f9SKrishna Gudipati {BFA_SM(bfa_fcport_sm_stopped), BFA_PORT_ST_STOPPED},
215a36c61f9SKrishna Gudipati {BFA_SM(bfa_fcport_sm_iocdown), BFA_PORT_ST_IOCDOWN},
216a36c61f9SKrishna Gudipati {BFA_SM(bfa_fcport_sm_iocfail), BFA_PORT_ST_IOCDOWN},
217e353546eSKrishna Gudipati {BFA_SM(bfa_fcport_sm_dport), BFA_PORT_ST_DPORT},
2181a898a79SVijaya Mohan Guvva {BFA_SM(bfa_fcport_sm_ddport), BFA_PORT_ST_DDPORT},
21904ea6575SKrishna Gudipati {BFA_SM(bfa_fcport_sm_faa_misconfig), BFA_PORT_ST_FAA_MISCONFIG},
220a36c61f9SKrishna Gudipati };
221a36c61f9SKrishna Gudipati
222a36c61f9SKrishna Gudipati
2235fbe25c7SJing Huang /*
224a36c61f9SKrishna Gudipati * forward declaration for RPORT related functions
225a36c61f9SKrishna Gudipati */
226a36c61f9SKrishna Gudipati static struct bfa_rport_s *bfa_rport_alloc(struct bfa_rport_mod_s *rp_mod);
227a36c61f9SKrishna Gudipati static void bfa_rport_free(struct bfa_rport_s *rport);
228a36c61f9SKrishna Gudipati static bfa_boolean_t bfa_rport_send_fwcreate(struct bfa_rport_s *rp);
229a36c61f9SKrishna Gudipati static bfa_boolean_t bfa_rport_send_fwdelete(struct bfa_rport_s *rp);
230a36c61f9SKrishna Gudipati static bfa_boolean_t bfa_rport_send_fwspeed(struct bfa_rport_s *rp);
231a36c61f9SKrishna Gudipati static void __bfa_cb_rport_online(void *cbarg,
232a36c61f9SKrishna Gudipati bfa_boolean_t complete);
233a36c61f9SKrishna Gudipati static void __bfa_cb_rport_offline(void *cbarg,
234a36c61f9SKrishna Gudipati bfa_boolean_t complete);
235a36c61f9SKrishna Gudipati
2365fbe25c7SJing Huang /*
237a36c61f9SKrishna Gudipati * forward declaration for RPORT state machine
238a36c61f9SKrishna Gudipati */
239a36c61f9SKrishna Gudipati static void bfa_rport_sm_uninit(struct bfa_rport_s *rp,
240a36c61f9SKrishna Gudipati enum bfa_rport_event event);
241a36c61f9SKrishna Gudipati static void bfa_rport_sm_created(struct bfa_rport_s *rp,
242a36c61f9SKrishna Gudipati enum bfa_rport_event event);
243a36c61f9SKrishna Gudipati static void bfa_rport_sm_fwcreate(struct bfa_rport_s *rp,
244a36c61f9SKrishna Gudipati enum bfa_rport_event event);
245a36c61f9SKrishna Gudipati static void bfa_rport_sm_online(struct bfa_rport_s *rp,
246a36c61f9SKrishna Gudipati enum bfa_rport_event event);
247a36c61f9SKrishna Gudipati static void bfa_rport_sm_fwdelete(struct bfa_rport_s *rp,
248a36c61f9SKrishna Gudipati enum bfa_rport_event event);
249a36c61f9SKrishna Gudipati static void bfa_rport_sm_offline(struct bfa_rport_s *rp,
250a36c61f9SKrishna Gudipati enum bfa_rport_event event);
251a36c61f9SKrishna Gudipati static void bfa_rport_sm_deleting(struct bfa_rport_s *rp,
252a36c61f9SKrishna Gudipati enum bfa_rport_event event);
253a36c61f9SKrishna Gudipati static void bfa_rport_sm_offline_pending(struct bfa_rport_s *rp,
254a36c61f9SKrishna Gudipati enum bfa_rport_event event);
255a36c61f9SKrishna Gudipati static void bfa_rport_sm_delete_pending(struct bfa_rport_s *rp,
256a36c61f9SKrishna Gudipati enum bfa_rport_event event);
257a36c61f9SKrishna Gudipati static void bfa_rport_sm_iocdisable(struct bfa_rport_s *rp,
258a36c61f9SKrishna Gudipati enum bfa_rport_event event);
259a36c61f9SKrishna Gudipati static void bfa_rport_sm_fwcreate_qfull(struct bfa_rport_s *rp,
260a36c61f9SKrishna Gudipati enum bfa_rport_event event);
261a36c61f9SKrishna Gudipati static void bfa_rport_sm_fwdelete_qfull(struct bfa_rport_s *rp,
262a36c61f9SKrishna Gudipati enum bfa_rport_event event);
263a36c61f9SKrishna Gudipati static void bfa_rport_sm_deleting_qfull(struct bfa_rport_s *rp,
264a36c61f9SKrishna Gudipati enum bfa_rport_event event);
265a36c61f9SKrishna Gudipati
2665fbe25c7SJing Huang /*
267a36c61f9SKrishna Gudipati * PLOG related definitions
268a36c61f9SKrishna Gudipati */
269a36c61f9SKrishna Gudipati static int
plkd_validate_logrec(struct bfa_plog_rec_s * pl_rec)270a36c61f9SKrishna Gudipati plkd_validate_logrec(struct bfa_plog_rec_s *pl_rec)
271a36c61f9SKrishna Gudipati {
272a36c61f9SKrishna Gudipati if ((pl_rec->log_type != BFA_PL_LOG_TYPE_INT) &&
273a36c61f9SKrishna Gudipati (pl_rec->log_type != BFA_PL_LOG_TYPE_STRING))
274a36c61f9SKrishna Gudipati return 1;
275a36c61f9SKrishna Gudipati
276a36c61f9SKrishna Gudipati if ((pl_rec->log_type != BFA_PL_LOG_TYPE_INT) &&
277a36c61f9SKrishna Gudipati (pl_rec->log_num_ints > BFA_PL_INT_LOG_SZ))
278a36c61f9SKrishna Gudipati return 1;
279a36c61f9SKrishna Gudipati
280a36c61f9SKrishna Gudipati return 0;
281a36c61f9SKrishna Gudipati }
282a36c61f9SKrishna Gudipati
283a36c61f9SKrishna Gudipati static void
bfa_plog_add(struct bfa_plog_s * plog,struct bfa_plog_rec_s * pl_rec)284a36c61f9SKrishna Gudipati bfa_plog_add(struct bfa_plog_s *plog, struct bfa_plog_rec_s *pl_rec)
285a36c61f9SKrishna Gudipati {
286a36c61f9SKrishna Gudipati u16 tail;
287a36c61f9SKrishna Gudipati struct bfa_plog_rec_s *pl_recp;
288a36c61f9SKrishna Gudipati
289a36c61f9SKrishna Gudipati if (plog->plog_enabled == 0)
290a36c61f9SKrishna Gudipati return;
291a36c61f9SKrishna Gudipati
292a36c61f9SKrishna Gudipati if (plkd_validate_logrec(pl_rec)) {
293d4b671c5SJing Huang WARN_ON(1);
294a36c61f9SKrishna Gudipati return;
295a36c61f9SKrishna Gudipati }
296a36c61f9SKrishna Gudipati
297a36c61f9SKrishna Gudipati tail = plog->tail;
298a36c61f9SKrishna Gudipati
299a36c61f9SKrishna Gudipati pl_recp = &(plog->plog_recs[tail]);
300a36c61f9SKrishna Gudipati
3016a18b167SJing Huang memcpy(pl_recp, pl_rec, sizeof(struct bfa_plog_rec_s));
302a36c61f9SKrishna Gudipati
3030e9680faSArnd Bergmann pl_recp->tv = ktime_get_real_seconds();
304a36c61f9SKrishna Gudipati BFA_PL_LOG_REC_INCR(plog->tail);
305a36c61f9SKrishna Gudipati
306a36c61f9SKrishna Gudipati if (plog->head == plog->tail)
307a36c61f9SKrishna Gudipati BFA_PL_LOG_REC_INCR(plog->head);
308a36c61f9SKrishna Gudipati }
309a36c61f9SKrishna Gudipati
310a36c61f9SKrishna Gudipati void
bfa_plog_init(struct bfa_plog_s * plog)311a36c61f9SKrishna Gudipati bfa_plog_init(struct bfa_plog_s *plog)
312a36c61f9SKrishna Gudipati {
3136a18b167SJing Huang memset((char *)plog, 0, sizeof(struct bfa_plog_s));
314a36c61f9SKrishna Gudipati
3156a18b167SJing Huang memcpy(plog->plog_sig, BFA_PL_SIG_STR, BFA_PL_SIG_LEN);
316a36c61f9SKrishna Gudipati plog->head = plog->tail = 0;
317a36c61f9SKrishna Gudipati plog->plog_enabled = 1;
318a36c61f9SKrishna Gudipati }
319a36c61f9SKrishna Gudipati
320a36c61f9SKrishna Gudipati void
bfa_plog_str(struct bfa_plog_s * plog,enum bfa_plog_mid mid,enum bfa_plog_eid event,u16 misc,char * log_str)321a36c61f9SKrishna Gudipati bfa_plog_str(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
322a36c61f9SKrishna Gudipati enum bfa_plog_eid event,
323a36c61f9SKrishna Gudipati u16 misc, char *log_str)
324a36c61f9SKrishna Gudipati {
325a36c61f9SKrishna Gudipati struct bfa_plog_rec_s lp;
326a36c61f9SKrishna Gudipati
327a36c61f9SKrishna Gudipati if (plog->plog_enabled) {
3286a18b167SJing Huang memset(&lp, 0, sizeof(struct bfa_plog_rec_s));
329a36c61f9SKrishna Gudipati lp.mid = mid;
330a36c61f9SKrishna Gudipati lp.eid = event;
331a36c61f9SKrishna Gudipati lp.log_type = BFA_PL_LOG_TYPE_STRING;
332a36c61f9SKrishna Gudipati lp.misc = misc;
333*973464fdSAzeem Shaikh strscpy(lp.log_entry.string_log, log_str,
3348c5a50e8SArnd Bergmann BFA_PL_STRING_LOG_SZ);
335a36c61f9SKrishna Gudipati lp.log_entry.string_log[BFA_PL_STRING_LOG_SZ - 1] = '\0';
336a36c61f9SKrishna Gudipati bfa_plog_add(plog, &lp);
337a36c61f9SKrishna Gudipati }
338a36c61f9SKrishna Gudipati }
339a36c61f9SKrishna Gudipati
340a36c61f9SKrishna Gudipati void
bfa_plog_intarr(struct bfa_plog_s * plog,enum bfa_plog_mid mid,enum bfa_plog_eid event,u16 misc,u32 * intarr,u32 num_ints)341a36c61f9SKrishna Gudipati bfa_plog_intarr(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
342a36c61f9SKrishna Gudipati enum bfa_plog_eid event,
343a36c61f9SKrishna Gudipati u16 misc, u32 *intarr, u32 num_ints)
344a36c61f9SKrishna Gudipati {
345a36c61f9SKrishna Gudipati struct bfa_plog_rec_s lp;
346a36c61f9SKrishna Gudipati u32 i;
347a36c61f9SKrishna Gudipati
348a36c61f9SKrishna Gudipati if (num_ints > BFA_PL_INT_LOG_SZ)
349a36c61f9SKrishna Gudipati num_ints = BFA_PL_INT_LOG_SZ;
350a36c61f9SKrishna Gudipati
351a36c61f9SKrishna Gudipati if (plog->plog_enabled) {
3526a18b167SJing Huang memset(&lp, 0, sizeof(struct bfa_plog_rec_s));
353a36c61f9SKrishna Gudipati lp.mid = mid;
354a36c61f9SKrishna Gudipati lp.eid = event;
355a36c61f9SKrishna Gudipati lp.log_type = BFA_PL_LOG_TYPE_INT;
356a36c61f9SKrishna Gudipati lp.misc = misc;
357a36c61f9SKrishna Gudipati
358a36c61f9SKrishna Gudipati for (i = 0; i < num_ints; i++)
3596a18b167SJing Huang lp.log_entry.int_log[i] = intarr[i];
360a36c61f9SKrishna Gudipati
361a36c61f9SKrishna Gudipati lp.log_num_ints = (u8) num_ints;
362a36c61f9SKrishna Gudipati
363a36c61f9SKrishna Gudipati bfa_plog_add(plog, &lp);
364a36c61f9SKrishna Gudipati }
365a36c61f9SKrishna Gudipati }
366a36c61f9SKrishna Gudipati
367a36c61f9SKrishna Gudipati void
bfa_plog_fchdr(struct bfa_plog_s * plog,enum bfa_plog_mid mid,enum bfa_plog_eid event,u16 misc,struct fchs_s * fchdr)368a36c61f9SKrishna Gudipati bfa_plog_fchdr(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
369a36c61f9SKrishna Gudipati enum bfa_plog_eid event,
370a36c61f9SKrishna Gudipati u16 misc, struct fchs_s *fchdr)
371a36c61f9SKrishna Gudipati {
372a36c61f9SKrishna Gudipati u32 *tmp_int = (u32 *) fchdr;
373a36c61f9SKrishna Gudipati u32 ints[BFA_PL_INT_LOG_SZ];
374a36c61f9SKrishna Gudipati
375a36c61f9SKrishna Gudipati if (plog->plog_enabled) {
376a36c61f9SKrishna Gudipati ints[0] = tmp_int[0];
377a36c61f9SKrishna Gudipati ints[1] = tmp_int[1];
378a36c61f9SKrishna Gudipati ints[2] = tmp_int[4];
379a36c61f9SKrishna Gudipati
380a36c61f9SKrishna Gudipati bfa_plog_intarr(plog, mid, event, misc, ints, 3);
381a36c61f9SKrishna Gudipati }
382a36c61f9SKrishna Gudipati }
383a36c61f9SKrishna Gudipati
384a36c61f9SKrishna Gudipati void
bfa_plog_fchdr_and_pl(struct bfa_plog_s * plog,enum bfa_plog_mid mid,enum bfa_plog_eid event,u16 misc,struct fchs_s * fchdr,u32 pld_w0)385a36c61f9SKrishna Gudipati bfa_plog_fchdr_and_pl(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
386a36c61f9SKrishna Gudipati enum bfa_plog_eid event, u16 misc, struct fchs_s *fchdr,
387a36c61f9SKrishna Gudipati u32 pld_w0)
388a36c61f9SKrishna Gudipati {
389a36c61f9SKrishna Gudipati u32 *tmp_int = (u32 *) fchdr;
390a36c61f9SKrishna Gudipati u32 ints[BFA_PL_INT_LOG_SZ];
391a36c61f9SKrishna Gudipati
392a36c61f9SKrishna Gudipati if (plog->plog_enabled) {
393a36c61f9SKrishna Gudipati ints[0] = tmp_int[0];
394a36c61f9SKrishna Gudipati ints[1] = tmp_int[1];
395a36c61f9SKrishna Gudipati ints[2] = tmp_int[4];
396a36c61f9SKrishna Gudipati ints[3] = pld_w0;
397a36c61f9SKrishna Gudipati
398a36c61f9SKrishna Gudipati bfa_plog_intarr(plog, mid, event, misc, ints, 4);
399a36c61f9SKrishna Gudipati }
400a36c61f9SKrishna Gudipati }
401a36c61f9SKrishna Gudipati
402a36c61f9SKrishna Gudipati
4035fbe25c7SJing Huang /*
404a36c61f9SKrishna Gudipati * fcxp_pvt BFA FCXP private functions
405a36c61f9SKrishna Gudipati */
406a36c61f9SKrishna Gudipati
407a36c61f9SKrishna Gudipati static void
claim_fcxps_mem(struct bfa_fcxp_mod_s * mod)4084507025dSKrishna Gudipati claim_fcxps_mem(struct bfa_fcxp_mod_s *mod)
409a36c61f9SKrishna Gudipati {
410a36c61f9SKrishna Gudipati u16 i;
411a36c61f9SKrishna Gudipati struct bfa_fcxp_s *fcxp;
412a36c61f9SKrishna Gudipati
4134507025dSKrishna Gudipati fcxp = (struct bfa_fcxp_s *) bfa_mem_kva_curp(mod);
4146a18b167SJing Huang memset(fcxp, 0, sizeof(struct bfa_fcxp_s) * mod->num_fcxps);
415a36c61f9SKrishna Gudipati
416c3f1b123SKrishna Gudipati INIT_LIST_HEAD(&mod->fcxp_req_free_q);
417c3f1b123SKrishna Gudipati INIT_LIST_HEAD(&mod->fcxp_rsp_free_q);
418a36c61f9SKrishna Gudipati INIT_LIST_HEAD(&mod->fcxp_active_q);
419c3f1b123SKrishna Gudipati INIT_LIST_HEAD(&mod->fcxp_req_unused_q);
420c3f1b123SKrishna Gudipati INIT_LIST_HEAD(&mod->fcxp_rsp_unused_q);
421a36c61f9SKrishna Gudipati
422a36c61f9SKrishna Gudipati mod->fcxp_list = fcxp;
423a36c61f9SKrishna Gudipati
424a36c61f9SKrishna Gudipati for (i = 0; i < mod->num_fcxps; i++) {
425a36c61f9SKrishna Gudipati fcxp->fcxp_mod = mod;
426a36c61f9SKrishna Gudipati fcxp->fcxp_tag = i;
427a36c61f9SKrishna Gudipati
428c3f1b123SKrishna Gudipati if (i < (mod->num_fcxps / 2)) {
429c3f1b123SKrishna Gudipati list_add_tail(&fcxp->qe, &mod->fcxp_req_free_q);
430c3f1b123SKrishna Gudipati fcxp->req_rsp = BFA_TRUE;
431c3f1b123SKrishna Gudipati } else {
432c3f1b123SKrishna Gudipati list_add_tail(&fcxp->qe, &mod->fcxp_rsp_free_q);
433c3f1b123SKrishna Gudipati fcxp->req_rsp = BFA_FALSE;
434c3f1b123SKrishna Gudipati }
435c3f1b123SKrishna Gudipati
436a36c61f9SKrishna Gudipati bfa_reqq_winit(&fcxp->reqq_wqe, bfa_fcxp_qresume, fcxp);
437a36c61f9SKrishna Gudipati fcxp->reqq_waiting = BFA_FALSE;
438a36c61f9SKrishna Gudipati
439a36c61f9SKrishna Gudipati fcxp = fcxp + 1;
440a36c61f9SKrishna Gudipati }
441a36c61f9SKrishna Gudipati
4424507025dSKrishna Gudipati bfa_mem_kva_curp(mod) = (void *)fcxp;
443a36c61f9SKrishna Gudipati }
444a36c61f9SKrishna Gudipati
445c7c3524cSChristoph Hellwig void
bfa_fcxp_meminfo(struct bfa_iocfc_cfg_s * cfg,struct bfa_meminfo_s * minfo,struct bfa_s * bfa)4464507025dSKrishna Gudipati bfa_fcxp_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *minfo,
4474507025dSKrishna Gudipati struct bfa_s *bfa)
448a36c61f9SKrishna Gudipati {
4494507025dSKrishna Gudipati struct bfa_fcxp_mod_s *fcxp_mod = BFA_FCXP_MOD(bfa);
4504507025dSKrishna Gudipati struct bfa_mem_kva_s *fcxp_kva = BFA_MEM_FCXP_KVA(bfa);
4514507025dSKrishna Gudipati struct bfa_mem_dma_s *seg_ptr;
4524507025dSKrishna Gudipati u16 nsegs, idx, per_seg_fcxp;
4534507025dSKrishna Gudipati u16 num_fcxps = cfg->fwcfg.num_fcxp_reqs;
4544507025dSKrishna Gudipati u32 per_fcxp_sz;
455a36c61f9SKrishna Gudipati
4564507025dSKrishna Gudipati if (num_fcxps == 0)
457a36c61f9SKrishna Gudipati return;
458a36c61f9SKrishna Gudipati
459a36c61f9SKrishna Gudipati if (cfg->drvcfg.min_cfg)
4604507025dSKrishna Gudipati per_fcxp_sz = 2 * BFA_FCXP_MAX_IBUF_SZ;
461a36c61f9SKrishna Gudipati else
4624507025dSKrishna Gudipati per_fcxp_sz = BFA_FCXP_MAX_IBUF_SZ + BFA_FCXP_MAX_LBUF_SZ;
463a36c61f9SKrishna Gudipati
4644507025dSKrishna Gudipati /* dma memory */
4654507025dSKrishna Gudipati nsegs = BFI_MEM_DMA_NSEGS(num_fcxps, per_fcxp_sz);
4664507025dSKrishna Gudipati per_seg_fcxp = BFI_MEM_NREQS_SEG(per_fcxp_sz);
4674507025dSKrishna Gudipati
4684507025dSKrishna Gudipati bfa_mem_dma_seg_iter(fcxp_mod, seg_ptr, nsegs, idx) {
4694507025dSKrishna Gudipati if (num_fcxps >= per_seg_fcxp) {
4704507025dSKrishna Gudipati num_fcxps -= per_seg_fcxp;
4714507025dSKrishna Gudipati bfa_mem_dma_setup(minfo, seg_ptr,
4724507025dSKrishna Gudipati per_seg_fcxp * per_fcxp_sz);
4734507025dSKrishna Gudipati } else
4744507025dSKrishna Gudipati bfa_mem_dma_setup(minfo, seg_ptr,
4754507025dSKrishna Gudipati num_fcxps * per_fcxp_sz);
4764507025dSKrishna Gudipati }
4774507025dSKrishna Gudipati
4784507025dSKrishna Gudipati /* kva memory */
4794507025dSKrishna Gudipati bfa_mem_kva_setup(minfo, fcxp_kva,
4804507025dSKrishna Gudipati cfg->fwcfg.num_fcxp_reqs * sizeof(struct bfa_fcxp_s));
481a36c61f9SKrishna Gudipati }
482a36c61f9SKrishna Gudipati
483c7c3524cSChristoph Hellwig void
bfa_fcxp_attach(struct bfa_s * bfa,void * bfad,struct bfa_iocfc_cfg_s * cfg,struct bfa_pcidev_s * pcidev)484a36c61f9SKrishna Gudipati bfa_fcxp_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
4854507025dSKrishna Gudipati struct bfa_pcidev_s *pcidev)
486a36c61f9SKrishna Gudipati {
487a36c61f9SKrishna Gudipati struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa);
488a36c61f9SKrishna Gudipati
489a36c61f9SKrishna Gudipati mod->bfa = bfa;
490a36c61f9SKrishna Gudipati mod->num_fcxps = cfg->fwcfg.num_fcxp_reqs;
491a36c61f9SKrishna Gudipati
4925fbe25c7SJing Huang /*
493a36c61f9SKrishna Gudipati * Initialize FCXP request and response payload sizes.
494a36c61f9SKrishna Gudipati */
495a36c61f9SKrishna Gudipati mod->req_pld_sz = mod->rsp_pld_sz = BFA_FCXP_MAX_IBUF_SZ;
496a36c61f9SKrishna Gudipati if (!cfg->drvcfg.min_cfg)
497a36c61f9SKrishna Gudipati mod->rsp_pld_sz = BFA_FCXP_MAX_LBUF_SZ;
498a36c61f9SKrishna Gudipati
499c3f1b123SKrishna Gudipati INIT_LIST_HEAD(&mod->req_wait_q);
500c3f1b123SKrishna Gudipati INIT_LIST_HEAD(&mod->rsp_wait_q);
501a36c61f9SKrishna Gudipati
5024507025dSKrishna Gudipati claim_fcxps_mem(mod);
503a36c61f9SKrishna Gudipati }
504a36c61f9SKrishna Gudipati
505c7c3524cSChristoph Hellwig void
bfa_fcxp_iocdisable(struct bfa_s * bfa)506a36c61f9SKrishna Gudipati bfa_fcxp_iocdisable(struct bfa_s *bfa)
507a36c61f9SKrishna Gudipati {
508a36c61f9SKrishna Gudipati struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa);
509a36c61f9SKrishna Gudipati struct bfa_fcxp_s *fcxp;
510a36c61f9SKrishna Gudipati struct list_head *qe, *qen;
511a36c61f9SKrishna Gudipati
5123fd45980SKrishna Gudipati /* Enqueue unused fcxp resources to free_q */
513c3f1b123SKrishna Gudipati list_splice_tail_init(&mod->fcxp_req_unused_q, &mod->fcxp_req_free_q);
514c3f1b123SKrishna Gudipati list_splice_tail_init(&mod->fcxp_rsp_unused_q, &mod->fcxp_rsp_free_q);
5153fd45980SKrishna Gudipati
516a36c61f9SKrishna Gudipati list_for_each_safe(qe, qen, &mod->fcxp_active_q) {
517a36c61f9SKrishna Gudipati fcxp = (struct bfa_fcxp_s *) qe;
518a36c61f9SKrishna Gudipati if (fcxp->caller == NULL) {
519a36c61f9SKrishna Gudipati fcxp->send_cbfn(fcxp->caller, fcxp, fcxp->send_cbarg,
520a36c61f9SKrishna Gudipati BFA_STATUS_IOC_FAILURE, 0, 0, NULL);
521a36c61f9SKrishna Gudipati bfa_fcxp_free(fcxp);
522a36c61f9SKrishna Gudipati } else {
523a36c61f9SKrishna Gudipati fcxp->rsp_status = BFA_STATUS_IOC_FAILURE;
524a36c61f9SKrishna Gudipati bfa_cb_queue(bfa, &fcxp->hcb_qe,
525a36c61f9SKrishna Gudipati __bfa_fcxp_send_cbfn, fcxp);
526a36c61f9SKrishna Gudipati }
527a36c61f9SKrishna Gudipati }
528a36c61f9SKrishna Gudipati }
529a36c61f9SKrishna Gudipati
530a36c61f9SKrishna Gudipati static struct bfa_fcxp_s *
bfa_fcxp_get(struct bfa_fcxp_mod_s * fm,bfa_boolean_t req)531c3f1b123SKrishna Gudipati bfa_fcxp_get(struct bfa_fcxp_mod_s *fm, bfa_boolean_t req)
532a36c61f9SKrishna Gudipati {
533a36c61f9SKrishna Gudipati struct bfa_fcxp_s *fcxp;
534a36c61f9SKrishna Gudipati
535c3f1b123SKrishna Gudipati if (req)
536c3f1b123SKrishna Gudipati bfa_q_deq(&fm->fcxp_req_free_q, &fcxp);
537c3f1b123SKrishna Gudipati else
538c3f1b123SKrishna Gudipati bfa_q_deq(&fm->fcxp_rsp_free_q, &fcxp);
539a36c61f9SKrishna Gudipati
540a36c61f9SKrishna Gudipati if (fcxp)
541a36c61f9SKrishna Gudipati list_add_tail(&fcxp->qe, &fm->fcxp_active_q);
542a36c61f9SKrishna Gudipati
543a36c61f9SKrishna Gudipati return fcxp;
544a36c61f9SKrishna Gudipati }
545a36c61f9SKrishna Gudipati
546a36c61f9SKrishna Gudipati static void
bfa_fcxp_init_reqrsp(struct bfa_fcxp_s * fcxp,struct bfa_s * bfa,u8 * use_ibuf,u32 * nr_sgles,bfa_fcxp_get_sgaddr_t * r_sga_cbfn,bfa_fcxp_get_sglen_t * r_sglen_cbfn,struct list_head * r_sgpg_q,int n_sgles,bfa_fcxp_get_sgaddr_t sga_cbfn,bfa_fcxp_get_sglen_t sglen_cbfn)547a36c61f9SKrishna Gudipati bfa_fcxp_init_reqrsp(struct bfa_fcxp_s *fcxp,
548a36c61f9SKrishna Gudipati struct bfa_s *bfa,
549a36c61f9SKrishna Gudipati u8 *use_ibuf,
550a36c61f9SKrishna Gudipati u32 *nr_sgles,
551a36c61f9SKrishna Gudipati bfa_fcxp_get_sgaddr_t *r_sga_cbfn,
552a36c61f9SKrishna Gudipati bfa_fcxp_get_sglen_t *r_sglen_cbfn,
553a36c61f9SKrishna Gudipati struct list_head *r_sgpg_q,
554a36c61f9SKrishna Gudipati int n_sgles,
555a36c61f9SKrishna Gudipati bfa_fcxp_get_sgaddr_t sga_cbfn,
556a36c61f9SKrishna Gudipati bfa_fcxp_get_sglen_t sglen_cbfn)
557a36c61f9SKrishna Gudipati {
558a36c61f9SKrishna Gudipati
559d4b671c5SJing Huang WARN_ON(bfa == NULL);
560a36c61f9SKrishna Gudipati
561a36c61f9SKrishna Gudipati bfa_trc(bfa, fcxp->fcxp_tag);
562a36c61f9SKrishna Gudipati
563a36c61f9SKrishna Gudipati if (n_sgles == 0) {
564a36c61f9SKrishna Gudipati *use_ibuf = 1;
565a36c61f9SKrishna Gudipati } else {
566d4b671c5SJing Huang WARN_ON(*sga_cbfn == NULL);
567d4b671c5SJing Huang WARN_ON(*sglen_cbfn == NULL);
568a36c61f9SKrishna Gudipati
569a36c61f9SKrishna Gudipati *use_ibuf = 0;
570a36c61f9SKrishna Gudipati *r_sga_cbfn = sga_cbfn;
571a36c61f9SKrishna Gudipati *r_sglen_cbfn = sglen_cbfn;
572a36c61f9SKrishna Gudipati
573a36c61f9SKrishna Gudipati *nr_sgles = n_sgles;
574a36c61f9SKrishna Gudipati
575a36c61f9SKrishna Gudipati /*
576a36c61f9SKrishna Gudipati * alloc required sgpgs
577a36c61f9SKrishna Gudipati */
578a36c61f9SKrishna Gudipati if (n_sgles > BFI_SGE_INLINE)
579d4b671c5SJing Huang WARN_ON(1);
580a36c61f9SKrishna Gudipati }
581a36c61f9SKrishna Gudipati
582a36c61f9SKrishna Gudipati }
583a36c61f9SKrishna Gudipati
584a36c61f9SKrishna Gudipati static void
bfa_fcxp_init(struct bfa_fcxp_s * fcxp,void * caller,struct bfa_s * bfa,int nreq_sgles,int nrsp_sgles,bfa_fcxp_get_sgaddr_t req_sga_cbfn,bfa_fcxp_get_sglen_t req_sglen_cbfn,bfa_fcxp_get_sgaddr_t rsp_sga_cbfn,bfa_fcxp_get_sglen_t rsp_sglen_cbfn)585a36c61f9SKrishna Gudipati bfa_fcxp_init(struct bfa_fcxp_s *fcxp,
586a36c61f9SKrishna Gudipati void *caller, struct bfa_s *bfa, int nreq_sgles,
587a36c61f9SKrishna Gudipati int nrsp_sgles, bfa_fcxp_get_sgaddr_t req_sga_cbfn,
588a36c61f9SKrishna Gudipati bfa_fcxp_get_sglen_t req_sglen_cbfn,
589a36c61f9SKrishna Gudipati bfa_fcxp_get_sgaddr_t rsp_sga_cbfn,
590a36c61f9SKrishna Gudipati bfa_fcxp_get_sglen_t rsp_sglen_cbfn)
591a36c61f9SKrishna Gudipati {
592a36c61f9SKrishna Gudipati
593d4b671c5SJing Huang WARN_ON(bfa == NULL);
594a36c61f9SKrishna Gudipati
595a36c61f9SKrishna Gudipati bfa_trc(bfa, fcxp->fcxp_tag);
596a36c61f9SKrishna Gudipati
597a36c61f9SKrishna Gudipati fcxp->caller = caller;
598a36c61f9SKrishna Gudipati
599a36c61f9SKrishna Gudipati bfa_fcxp_init_reqrsp(fcxp, bfa,
600a36c61f9SKrishna Gudipati &fcxp->use_ireqbuf, &fcxp->nreq_sgles, &fcxp->req_sga_cbfn,
601a36c61f9SKrishna Gudipati &fcxp->req_sglen_cbfn, &fcxp->req_sgpg_q,
602a36c61f9SKrishna Gudipati nreq_sgles, req_sga_cbfn, req_sglen_cbfn);
603a36c61f9SKrishna Gudipati
604a36c61f9SKrishna Gudipati bfa_fcxp_init_reqrsp(fcxp, bfa,
605a36c61f9SKrishna Gudipati &fcxp->use_irspbuf, &fcxp->nrsp_sgles, &fcxp->rsp_sga_cbfn,
606a36c61f9SKrishna Gudipati &fcxp->rsp_sglen_cbfn, &fcxp->rsp_sgpg_q,
607a36c61f9SKrishna Gudipati nrsp_sgles, rsp_sga_cbfn, rsp_sglen_cbfn);
608a36c61f9SKrishna Gudipati
609a36c61f9SKrishna Gudipati }
610a36c61f9SKrishna Gudipati
611a36c61f9SKrishna Gudipati static void
bfa_fcxp_put(struct bfa_fcxp_s * fcxp)612a36c61f9SKrishna Gudipati bfa_fcxp_put(struct bfa_fcxp_s *fcxp)
613a36c61f9SKrishna Gudipati {
614a36c61f9SKrishna Gudipati struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod;
615a36c61f9SKrishna Gudipati struct bfa_fcxp_wqe_s *wqe;
616a36c61f9SKrishna Gudipati
617c3f1b123SKrishna Gudipati if (fcxp->req_rsp)
618c3f1b123SKrishna Gudipati bfa_q_deq(&mod->req_wait_q, &wqe);
619c3f1b123SKrishna Gudipati else
620c3f1b123SKrishna Gudipati bfa_q_deq(&mod->rsp_wait_q, &wqe);
621c3f1b123SKrishna Gudipati
622a36c61f9SKrishna Gudipati if (wqe) {
623a36c61f9SKrishna Gudipati bfa_trc(mod->bfa, fcxp->fcxp_tag);
624a36c61f9SKrishna Gudipati
625a36c61f9SKrishna Gudipati bfa_fcxp_init(fcxp, wqe->caller, wqe->bfa, wqe->nreq_sgles,
626a36c61f9SKrishna Gudipati wqe->nrsp_sgles, wqe->req_sga_cbfn,
627a36c61f9SKrishna Gudipati wqe->req_sglen_cbfn, wqe->rsp_sga_cbfn,
628a36c61f9SKrishna Gudipati wqe->rsp_sglen_cbfn);
629a36c61f9SKrishna Gudipati
630a36c61f9SKrishna Gudipati wqe->alloc_cbfn(wqe->alloc_cbarg, fcxp);
631a36c61f9SKrishna Gudipati return;
632a36c61f9SKrishna Gudipati }
633a36c61f9SKrishna Gudipati
634d4b671c5SJing Huang WARN_ON(!bfa_q_is_on_q(&mod->fcxp_active_q, fcxp));
635a36c61f9SKrishna Gudipati list_del(&fcxp->qe);
636c3f1b123SKrishna Gudipati
637c3f1b123SKrishna Gudipati if (fcxp->req_rsp)
638c3f1b123SKrishna Gudipati list_add_tail(&fcxp->qe, &mod->fcxp_req_free_q);
639c3f1b123SKrishna Gudipati else
640c3f1b123SKrishna Gudipati list_add_tail(&fcxp->qe, &mod->fcxp_rsp_free_q);
641a36c61f9SKrishna Gudipati }
642a36c61f9SKrishna Gudipati
643a36c61f9SKrishna Gudipati static void
bfa_fcxp_null_comp(void * bfad_fcxp,struct bfa_fcxp_s * fcxp,void * cbarg,bfa_status_t req_status,u32 rsp_len,u32 resid_len,struct fchs_s * rsp_fchs)644a36c61f9SKrishna Gudipati bfa_fcxp_null_comp(void *bfad_fcxp, struct bfa_fcxp_s *fcxp, void *cbarg,
645a36c61f9SKrishna Gudipati bfa_status_t req_status, u32 rsp_len,
646a36c61f9SKrishna Gudipati u32 resid_len, struct fchs_s *rsp_fchs)
647a36c61f9SKrishna Gudipati {
648a36c61f9SKrishna Gudipati /* discarded fcxp completion */
649a36c61f9SKrishna Gudipati }
650a36c61f9SKrishna Gudipati
651a36c61f9SKrishna Gudipati static void
__bfa_fcxp_send_cbfn(void * cbarg,bfa_boolean_t complete)652a36c61f9SKrishna Gudipati __bfa_fcxp_send_cbfn(void *cbarg, bfa_boolean_t complete)
653a36c61f9SKrishna Gudipati {
654a36c61f9SKrishna Gudipati struct bfa_fcxp_s *fcxp = cbarg;
655a36c61f9SKrishna Gudipati
656a36c61f9SKrishna Gudipati if (complete) {
657a36c61f9SKrishna Gudipati fcxp->send_cbfn(fcxp->caller, fcxp, fcxp->send_cbarg,
658a36c61f9SKrishna Gudipati fcxp->rsp_status, fcxp->rsp_len,
659a36c61f9SKrishna Gudipati fcxp->residue_len, &fcxp->rsp_fchs);
660a36c61f9SKrishna Gudipati } else {
661a36c61f9SKrishna Gudipati bfa_fcxp_free(fcxp);
662a36c61f9SKrishna Gudipati }
663a36c61f9SKrishna Gudipati }
664a36c61f9SKrishna Gudipati
665a36c61f9SKrishna Gudipati static void
hal_fcxp_send_comp(struct bfa_s * bfa,struct bfi_fcxp_send_rsp_s * fcxp_rsp)666a36c61f9SKrishna Gudipati hal_fcxp_send_comp(struct bfa_s *bfa, struct bfi_fcxp_send_rsp_s *fcxp_rsp)
667a36c61f9SKrishna Gudipati {
668a36c61f9SKrishna Gudipati struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa);
669a36c61f9SKrishna Gudipati struct bfa_fcxp_s *fcxp;
670ba816ea8SJing Huang u16 fcxp_tag = be16_to_cpu(fcxp_rsp->fcxp_tag);
671a36c61f9SKrishna Gudipati
672a36c61f9SKrishna Gudipati bfa_trc(bfa, fcxp_tag);
673a36c61f9SKrishna Gudipati
674ba816ea8SJing Huang fcxp_rsp->rsp_len = be32_to_cpu(fcxp_rsp->rsp_len);
675a36c61f9SKrishna Gudipati
6765fbe25c7SJing Huang /*
677a36c61f9SKrishna Gudipati * @todo f/w should not set residue to non-0 when everything
678a36c61f9SKrishna Gudipati * is received.
679a36c61f9SKrishna Gudipati */
680a36c61f9SKrishna Gudipati if (fcxp_rsp->req_status == BFA_STATUS_OK)
681a36c61f9SKrishna Gudipati fcxp_rsp->residue_len = 0;
682a36c61f9SKrishna Gudipati else
683ba816ea8SJing Huang fcxp_rsp->residue_len = be32_to_cpu(fcxp_rsp->residue_len);
684a36c61f9SKrishna Gudipati
685a36c61f9SKrishna Gudipati fcxp = BFA_FCXP_FROM_TAG(mod, fcxp_tag);
686a36c61f9SKrishna Gudipati
687d4b671c5SJing Huang WARN_ON(fcxp->send_cbfn == NULL);
688a36c61f9SKrishna Gudipati
689a36c61f9SKrishna Gudipati hal_fcxp_rx_plog(mod->bfa, fcxp, fcxp_rsp);
690a36c61f9SKrishna Gudipati
691a36c61f9SKrishna Gudipati if (fcxp->send_cbfn != NULL) {
692a36c61f9SKrishna Gudipati bfa_trc(mod->bfa, (NULL == fcxp->caller));
693a36c61f9SKrishna Gudipati if (fcxp->caller == NULL) {
694a36c61f9SKrishna Gudipati fcxp->send_cbfn(fcxp->caller, fcxp, fcxp->send_cbarg,
695a36c61f9SKrishna Gudipati fcxp_rsp->req_status, fcxp_rsp->rsp_len,
696a36c61f9SKrishna Gudipati fcxp_rsp->residue_len, &fcxp_rsp->fchs);
697a36c61f9SKrishna Gudipati /*
698a36c61f9SKrishna Gudipati * fcxp automatically freed on return from the callback
699a36c61f9SKrishna Gudipati */
700a36c61f9SKrishna Gudipati bfa_fcxp_free(fcxp);
701a36c61f9SKrishna Gudipati } else {
702a36c61f9SKrishna Gudipati fcxp->rsp_status = fcxp_rsp->req_status;
703a36c61f9SKrishna Gudipati fcxp->rsp_len = fcxp_rsp->rsp_len;
704a36c61f9SKrishna Gudipati fcxp->residue_len = fcxp_rsp->residue_len;
705a36c61f9SKrishna Gudipati fcxp->rsp_fchs = fcxp_rsp->fchs;
706a36c61f9SKrishna Gudipati
707a36c61f9SKrishna Gudipati bfa_cb_queue(bfa, &fcxp->hcb_qe,
708a36c61f9SKrishna Gudipati __bfa_fcxp_send_cbfn, fcxp);
709a36c61f9SKrishna Gudipati }
710a36c61f9SKrishna Gudipati } else {
711a36c61f9SKrishna Gudipati bfa_trc(bfa, (NULL == fcxp->send_cbfn));
712a36c61f9SKrishna Gudipati }
713a36c61f9SKrishna Gudipati }
714a36c61f9SKrishna Gudipati
715a36c61f9SKrishna Gudipati static void
hal_fcxp_tx_plog(struct bfa_s * bfa,u32 reqlen,struct bfa_fcxp_s * fcxp,struct fchs_s * fchs)716a36c61f9SKrishna Gudipati hal_fcxp_tx_plog(struct bfa_s *bfa, u32 reqlen, struct bfa_fcxp_s *fcxp,
717a36c61f9SKrishna Gudipati struct fchs_s *fchs)
718a36c61f9SKrishna Gudipati {
719a36c61f9SKrishna Gudipati /*
720a36c61f9SKrishna Gudipati * TODO: TX ox_id
721a36c61f9SKrishna Gudipati */
722a36c61f9SKrishna Gudipati if (reqlen > 0) {
723a36c61f9SKrishna Gudipati if (fcxp->use_ireqbuf) {
724a36c61f9SKrishna Gudipati u32 pld_w0 =
725a36c61f9SKrishna Gudipati *((u32 *) BFA_FCXP_REQ_PLD(fcxp));
726a36c61f9SKrishna Gudipati
727a36c61f9SKrishna Gudipati bfa_plog_fchdr_and_pl(bfa->plog, BFA_PL_MID_HAL_FCXP,
728a36c61f9SKrishna Gudipati BFA_PL_EID_TX,
729a36c61f9SKrishna Gudipati reqlen + sizeof(struct fchs_s), fchs,
730a36c61f9SKrishna Gudipati pld_w0);
731a36c61f9SKrishna Gudipati } else {
732a36c61f9SKrishna Gudipati bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP,
733a36c61f9SKrishna Gudipati BFA_PL_EID_TX,
734a36c61f9SKrishna Gudipati reqlen + sizeof(struct fchs_s),
735a36c61f9SKrishna Gudipati fchs);
736a36c61f9SKrishna Gudipati }
737a36c61f9SKrishna Gudipati } else {
738a36c61f9SKrishna Gudipati bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP, BFA_PL_EID_TX,
739a36c61f9SKrishna Gudipati reqlen + sizeof(struct fchs_s), fchs);
740a36c61f9SKrishna Gudipati }
741a36c61f9SKrishna Gudipati }
742a36c61f9SKrishna Gudipati
743a36c61f9SKrishna Gudipati static void
hal_fcxp_rx_plog(struct bfa_s * bfa,struct bfa_fcxp_s * fcxp,struct bfi_fcxp_send_rsp_s * fcxp_rsp)744a36c61f9SKrishna Gudipati hal_fcxp_rx_plog(struct bfa_s *bfa, struct bfa_fcxp_s *fcxp,
745a36c61f9SKrishna Gudipati struct bfi_fcxp_send_rsp_s *fcxp_rsp)
746a36c61f9SKrishna Gudipati {
747a36c61f9SKrishna Gudipati if (fcxp_rsp->rsp_len > 0) {
748a36c61f9SKrishna Gudipati if (fcxp->use_irspbuf) {
749a36c61f9SKrishna Gudipati u32 pld_w0 =
750a36c61f9SKrishna Gudipati *((u32 *) BFA_FCXP_RSP_PLD(fcxp));
751a36c61f9SKrishna Gudipati
752a36c61f9SKrishna Gudipati bfa_plog_fchdr_and_pl(bfa->plog, BFA_PL_MID_HAL_FCXP,
753a36c61f9SKrishna Gudipati BFA_PL_EID_RX,
754a36c61f9SKrishna Gudipati (u16) fcxp_rsp->rsp_len,
755a36c61f9SKrishna Gudipati &fcxp_rsp->fchs, pld_w0);
756a36c61f9SKrishna Gudipati } else {
757a36c61f9SKrishna Gudipati bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP,
758a36c61f9SKrishna Gudipati BFA_PL_EID_RX,
759a36c61f9SKrishna Gudipati (u16) fcxp_rsp->rsp_len,
760a36c61f9SKrishna Gudipati &fcxp_rsp->fchs);
761a36c61f9SKrishna Gudipati }
762a36c61f9SKrishna Gudipati } else {
763a36c61f9SKrishna Gudipati bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP, BFA_PL_EID_RX,
764a36c61f9SKrishna Gudipati (u16) fcxp_rsp->rsp_len, &fcxp_rsp->fchs);
765a36c61f9SKrishna Gudipati }
766a36c61f9SKrishna Gudipati }
767a36c61f9SKrishna Gudipati
7685fbe25c7SJing Huang /*
769a36c61f9SKrishna Gudipati * Handler to resume sending fcxp when space in available in cpe queue.
770a36c61f9SKrishna Gudipati */
771a36c61f9SKrishna Gudipati static void
bfa_fcxp_qresume(void * cbarg)772a36c61f9SKrishna Gudipati bfa_fcxp_qresume(void *cbarg)
773a36c61f9SKrishna Gudipati {
774a36c61f9SKrishna Gudipati struct bfa_fcxp_s *fcxp = cbarg;
775a36c61f9SKrishna Gudipati struct bfa_s *bfa = fcxp->fcxp_mod->bfa;
776a36c61f9SKrishna Gudipati struct bfi_fcxp_send_req_s *send_req;
777a36c61f9SKrishna Gudipati
778a36c61f9SKrishna Gudipati fcxp->reqq_waiting = BFA_FALSE;
779a36c61f9SKrishna Gudipati send_req = bfa_reqq_next(bfa, BFA_REQQ_FCXP);
780a36c61f9SKrishna Gudipati bfa_fcxp_queue(fcxp, send_req);
781a36c61f9SKrishna Gudipati }
782a36c61f9SKrishna Gudipati
7835fbe25c7SJing Huang /*
784a36c61f9SKrishna Gudipati * Queue fcxp send request to foimrware.
785a36c61f9SKrishna Gudipati */
786a36c61f9SKrishna Gudipati static void
bfa_fcxp_queue(struct bfa_fcxp_s * fcxp,struct bfi_fcxp_send_req_s * send_req)787a36c61f9SKrishna Gudipati bfa_fcxp_queue(struct bfa_fcxp_s *fcxp, struct bfi_fcxp_send_req_s *send_req)
788a36c61f9SKrishna Gudipati {
789a36c61f9SKrishna Gudipati struct bfa_s *bfa = fcxp->fcxp_mod->bfa;
790a36c61f9SKrishna Gudipati struct bfa_fcxp_req_info_s *reqi = &fcxp->req_info;
791a36c61f9SKrishna Gudipati struct bfa_fcxp_rsp_info_s *rspi = &fcxp->rsp_info;
792a36c61f9SKrishna Gudipati struct bfa_rport_s *rport = reqi->bfa_rport;
793a36c61f9SKrishna Gudipati
794a36c61f9SKrishna Gudipati bfi_h2i_set(send_req->mh, BFI_MC_FCXP, BFI_FCXP_H2I_SEND_REQ,
7953fd45980SKrishna Gudipati bfa_fn_lpu(bfa));
796a36c61f9SKrishna Gudipati
797ba816ea8SJing Huang send_req->fcxp_tag = cpu_to_be16(fcxp->fcxp_tag);
798a36c61f9SKrishna Gudipati if (rport) {
799a36c61f9SKrishna Gudipati send_req->rport_fw_hndl = rport->fw_handle;
800ba816ea8SJing Huang send_req->max_frmsz = cpu_to_be16(rport->rport_info.max_frmsz);
801a36c61f9SKrishna Gudipati if (send_req->max_frmsz == 0)
802ba816ea8SJing Huang send_req->max_frmsz = cpu_to_be16(FC_MAX_PDUSZ);
803a36c61f9SKrishna Gudipati } else {
804a36c61f9SKrishna Gudipati send_req->rport_fw_hndl = 0;
805ba816ea8SJing Huang send_req->max_frmsz = cpu_to_be16(FC_MAX_PDUSZ);
806a36c61f9SKrishna Gudipati }
807a36c61f9SKrishna Gudipati
808ba816ea8SJing Huang send_req->vf_id = cpu_to_be16(reqi->vf_id);
8093fd45980SKrishna Gudipati send_req->lp_fwtag = bfa_lps_get_fwtag(bfa, reqi->lp_tag);
810a36c61f9SKrishna Gudipati send_req->class = reqi->class;
811a36c61f9SKrishna Gudipati send_req->rsp_timeout = rspi->rsp_timeout;
812a36c61f9SKrishna Gudipati send_req->cts = reqi->cts;
813a36c61f9SKrishna Gudipati send_req->fchs = reqi->fchs;
814a36c61f9SKrishna Gudipati
815ba816ea8SJing Huang send_req->req_len = cpu_to_be32(reqi->req_tot_len);
816ba816ea8SJing Huang send_req->rsp_maxlen = cpu_to_be32(rspi->rsp_maxlen);
817a36c61f9SKrishna Gudipati
818a36c61f9SKrishna Gudipati /*
819a36c61f9SKrishna Gudipati * setup req sgles
820a36c61f9SKrishna Gudipati */
821a36c61f9SKrishna Gudipati if (fcxp->use_ireqbuf == 1) {
82285ce928dSKrishna Gudipati bfa_alen_set(&send_req->req_alen, reqi->req_tot_len,
823a36c61f9SKrishna Gudipati BFA_FCXP_REQ_PLD_PA(fcxp));
824a36c61f9SKrishna Gudipati } else {
825a36c61f9SKrishna Gudipati if (fcxp->nreq_sgles > 0) {
826d4b671c5SJing Huang WARN_ON(fcxp->nreq_sgles != 1);
82785ce928dSKrishna Gudipati bfa_alen_set(&send_req->req_alen, reqi->req_tot_len,
82885ce928dSKrishna Gudipati fcxp->req_sga_cbfn(fcxp->caller, 0));
829a36c61f9SKrishna Gudipati } else {
830d4b671c5SJing Huang WARN_ON(reqi->req_tot_len != 0);
83185ce928dSKrishna Gudipati bfa_alen_set(&send_req->rsp_alen, 0, 0);
832a36c61f9SKrishna Gudipati }
833a36c61f9SKrishna Gudipati }
834a36c61f9SKrishna Gudipati
835a36c61f9SKrishna Gudipati /*
836a36c61f9SKrishna Gudipati * setup rsp sgles
837a36c61f9SKrishna Gudipati */
838a36c61f9SKrishna Gudipati if (fcxp->use_irspbuf == 1) {
839d4b671c5SJing Huang WARN_ON(rspi->rsp_maxlen > BFA_FCXP_MAX_LBUF_SZ);
840a36c61f9SKrishna Gudipati
84185ce928dSKrishna Gudipati bfa_alen_set(&send_req->rsp_alen, rspi->rsp_maxlen,
842a36c61f9SKrishna Gudipati BFA_FCXP_RSP_PLD_PA(fcxp));
843a36c61f9SKrishna Gudipati } else {
844a36c61f9SKrishna Gudipati if (fcxp->nrsp_sgles > 0) {
845d4b671c5SJing Huang WARN_ON(fcxp->nrsp_sgles != 1);
84685ce928dSKrishna Gudipati bfa_alen_set(&send_req->rsp_alen, rspi->rsp_maxlen,
84785ce928dSKrishna Gudipati fcxp->rsp_sga_cbfn(fcxp->caller, 0));
84885ce928dSKrishna Gudipati
849a36c61f9SKrishna Gudipati } else {
850d4b671c5SJing Huang WARN_ON(rspi->rsp_maxlen != 0);
85185ce928dSKrishna Gudipati bfa_alen_set(&send_req->rsp_alen, 0, 0);
852a36c61f9SKrishna Gudipati }
853a36c61f9SKrishna Gudipati }
854a36c61f9SKrishna Gudipati
855a36c61f9SKrishna Gudipati hal_fcxp_tx_plog(bfa, reqi->req_tot_len, fcxp, &reqi->fchs);
856a36c61f9SKrishna Gudipati
8573fd45980SKrishna Gudipati bfa_reqq_produce(bfa, BFA_REQQ_FCXP, send_req->mh);
858a36c61f9SKrishna Gudipati
859a36c61f9SKrishna Gudipati bfa_trc(bfa, bfa_reqq_pi(bfa, BFA_REQQ_FCXP));
860a36c61f9SKrishna Gudipati bfa_trc(bfa, bfa_reqq_ci(bfa, BFA_REQQ_FCXP));
861a36c61f9SKrishna Gudipati }
862a36c61f9SKrishna Gudipati
8635fbe25c7SJing Huang /*
864a36c61f9SKrishna Gudipati * Allocate an FCXP instance to send a response or to send a request
865a36c61f9SKrishna Gudipati * that has a response. Request/response buffers are allocated by caller.
866a36c61f9SKrishna Gudipati *
867a36c61f9SKrishna Gudipati * @param[in] bfa BFA bfa instance
868a36c61f9SKrishna Gudipati * @param[in] nreq_sgles Number of SG elements required for request
869a36c61f9SKrishna Gudipati * buffer. 0, if fcxp internal buffers are used.
870a36c61f9SKrishna Gudipati * Use bfa_fcxp_get_reqbuf() to get the
871a36c61f9SKrishna Gudipati * internal req buffer.
872a36c61f9SKrishna Gudipati * @param[in] req_sgles SG elements describing request buffer. Will be
873a36c61f9SKrishna Gudipati * copied in by BFA and hence can be freed on
874a36c61f9SKrishna Gudipati * return from this function.
875a36c61f9SKrishna Gudipati * @param[in] get_req_sga function ptr to be called to get a request SG
876a36c61f9SKrishna Gudipati * Address (given the sge index).
877a36c61f9SKrishna Gudipati * @param[in] get_req_sglen function ptr to be called to get a request SG
878a36c61f9SKrishna Gudipati * len (given the sge index).
879a36c61f9SKrishna Gudipati * @param[in] get_rsp_sga function ptr to be called to get a response SG
880a36c61f9SKrishna Gudipati * Address (given the sge index).
881a36c61f9SKrishna Gudipati * @param[in] get_rsp_sglen function ptr to be called to get a response SG
882a36c61f9SKrishna Gudipati * len (given the sge index).
883c3f1b123SKrishna Gudipati * @param[in] req Allocated FCXP is used to send req or rsp?
884c3f1b123SKrishna Gudipati * request - BFA_TRUE, response - BFA_FALSE
885a36c61f9SKrishna Gudipati *
886a36c61f9SKrishna Gudipati * @return FCXP instance. NULL on failure.
887a36c61f9SKrishna Gudipati */
888a36c61f9SKrishna Gudipati struct bfa_fcxp_s *
bfa_fcxp_req_rsp_alloc(void * caller,struct bfa_s * bfa,int nreq_sgles,int nrsp_sgles,bfa_fcxp_get_sgaddr_t req_sga_cbfn,bfa_fcxp_get_sglen_t req_sglen_cbfn,bfa_fcxp_get_sgaddr_t rsp_sga_cbfn,bfa_fcxp_get_sglen_t rsp_sglen_cbfn,bfa_boolean_t req)889c3f1b123SKrishna Gudipati bfa_fcxp_req_rsp_alloc(void *caller, struct bfa_s *bfa, int nreq_sgles,
890a36c61f9SKrishna Gudipati int nrsp_sgles, bfa_fcxp_get_sgaddr_t req_sga_cbfn,
891a36c61f9SKrishna Gudipati bfa_fcxp_get_sglen_t req_sglen_cbfn,
892a36c61f9SKrishna Gudipati bfa_fcxp_get_sgaddr_t rsp_sga_cbfn,
893c3f1b123SKrishna Gudipati bfa_fcxp_get_sglen_t rsp_sglen_cbfn, bfa_boolean_t req)
894a36c61f9SKrishna Gudipati {
895a36c61f9SKrishna Gudipati struct bfa_fcxp_s *fcxp = NULL;
896a36c61f9SKrishna Gudipati
897d4b671c5SJing Huang WARN_ON(bfa == NULL);
898a36c61f9SKrishna Gudipati
899c3f1b123SKrishna Gudipati fcxp = bfa_fcxp_get(BFA_FCXP_MOD(bfa), req);
900a36c61f9SKrishna Gudipati if (fcxp == NULL)
901a36c61f9SKrishna Gudipati return NULL;
902a36c61f9SKrishna Gudipati
903a36c61f9SKrishna Gudipati bfa_trc(bfa, fcxp->fcxp_tag);
904a36c61f9SKrishna Gudipati
905a36c61f9SKrishna Gudipati bfa_fcxp_init(fcxp, caller, bfa, nreq_sgles, nrsp_sgles, req_sga_cbfn,
906a36c61f9SKrishna Gudipati req_sglen_cbfn, rsp_sga_cbfn, rsp_sglen_cbfn);
907a36c61f9SKrishna Gudipati
908a36c61f9SKrishna Gudipati return fcxp;
909a36c61f9SKrishna Gudipati }
910a36c61f9SKrishna Gudipati
9115fbe25c7SJing Huang /*
912a36c61f9SKrishna Gudipati * Get the internal request buffer pointer
913a36c61f9SKrishna Gudipati *
914a36c61f9SKrishna Gudipati * @param[in] fcxp BFA fcxp pointer
915a36c61f9SKrishna Gudipati *
916a36c61f9SKrishna Gudipati * @return pointer to the internal request buffer
917a36c61f9SKrishna Gudipati */
918a36c61f9SKrishna Gudipati void *
bfa_fcxp_get_reqbuf(struct bfa_fcxp_s * fcxp)919a36c61f9SKrishna Gudipati bfa_fcxp_get_reqbuf(struct bfa_fcxp_s *fcxp)
920a36c61f9SKrishna Gudipati {
921a36c61f9SKrishna Gudipati struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod;
922a36c61f9SKrishna Gudipati void *reqbuf;
923a36c61f9SKrishna Gudipati
924d4b671c5SJing Huang WARN_ON(fcxp->use_ireqbuf != 1);
9254507025dSKrishna Gudipati reqbuf = bfa_mem_get_dmabuf_kva(mod, fcxp->fcxp_tag,
9264507025dSKrishna Gudipati mod->req_pld_sz + mod->rsp_pld_sz);
927a36c61f9SKrishna Gudipati return reqbuf;
928a36c61f9SKrishna Gudipati }
929a36c61f9SKrishna Gudipati
930a36c61f9SKrishna Gudipati u32
bfa_fcxp_get_reqbufsz(struct bfa_fcxp_s * fcxp)931a36c61f9SKrishna Gudipati bfa_fcxp_get_reqbufsz(struct bfa_fcxp_s *fcxp)
932a36c61f9SKrishna Gudipati {
933a36c61f9SKrishna Gudipati struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod;
934a36c61f9SKrishna Gudipati
935a36c61f9SKrishna Gudipati return mod->req_pld_sz;
936a36c61f9SKrishna Gudipati }
937a36c61f9SKrishna Gudipati
9385fbe25c7SJing Huang /*
939a36c61f9SKrishna Gudipati * Get the internal response buffer pointer
940a36c61f9SKrishna Gudipati *
941a36c61f9SKrishna Gudipati * @param[in] fcxp BFA fcxp pointer
942a36c61f9SKrishna Gudipati *
943a36c61f9SKrishna Gudipati * @return pointer to the internal request buffer
944a36c61f9SKrishna Gudipati */
945a36c61f9SKrishna Gudipati void *
bfa_fcxp_get_rspbuf(struct bfa_fcxp_s * fcxp)946a36c61f9SKrishna Gudipati bfa_fcxp_get_rspbuf(struct bfa_fcxp_s *fcxp)
947a36c61f9SKrishna Gudipati {
948a36c61f9SKrishna Gudipati struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod;
9494507025dSKrishna Gudipati void *fcxp_buf;
950a36c61f9SKrishna Gudipati
951d4b671c5SJing Huang WARN_ON(fcxp->use_irspbuf != 1);
952a36c61f9SKrishna Gudipati
9534507025dSKrishna Gudipati fcxp_buf = bfa_mem_get_dmabuf_kva(mod, fcxp->fcxp_tag,
9544507025dSKrishna Gudipati mod->req_pld_sz + mod->rsp_pld_sz);
9554507025dSKrishna Gudipati
9564507025dSKrishna Gudipati /* fcxp_buf = req_buf + rsp_buf :- add req_buf_sz to get to rsp_buf */
9574507025dSKrishna Gudipati return ((u8 *) fcxp_buf) + mod->req_pld_sz;
958a36c61f9SKrishna Gudipati }
959a36c61f9SKrishna Gudipati
9605fbe25c7SJing Huang /*
961a36c61f9SKrishna Gudipati * Free the BFA FCXP
962a36c61f9SKrishna Gudipati *
963a36c61f9SKrishna Gudipati * @param[in] fcxp BFA fcxp pointer
964a36c61f9SKrishna Gudipati *
965a36c61f9SKrishna Gudipati * @return void
966a36c61f9SKrishna Gudipati */
967a36c61f9SKrishna Gudipati void
bfa_fcxp_free(struct bfa_fcxp_s * fcxp)968a36c61f9SKrishna Gudipati bfa_fcxp_free(struct bfa_fcxp_s *fcxp)
969a36c61f9SKrishna Gudipati {
970a36c61f9SKrishna Gudipati struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod;
971a36c61f9SKrishna Gudipati
972d4b671c5SJing Huang WARN_ON(fcxp == NULL);
973a36c61f9SKrishna Gudipati bfa_trc(mod->bfa, fcxp->fcxp_tag);
974a36c61f9SKrishna Gudipati bfa_fcxp_put(fcxp);
975a36c61f9SKrishna Gudipati }
976a36c61f9SKrishna Gudipati
9775fbe25c7SJing Huang /*
978a36c61f9SKrishna Gudipati * Send a FCXP request
979a36c61f9SKrishna Gudipati *
980a36c61f9SKrishna Gudipati * @param[in] fcxp BFA fcxp pointer
981a36c61f9SKrishna Gudipati * @param[in] rport BFA rport pointer. Could be left NULL for WKA rports
982a36c61f9SKrishna Gudipati * @param[in] vf_id virtual Fabric ID
983a36c61f9SKrishna Gudipati * @param[in] lp_tag lport tag
98425985edcSLucas De Marchi * @param[in] cts use Continuous sequence
985a36c61f9SKrishna Gudipati * @param[in] cos fc Class of Service
986a36c61f9SKrishna Gudipati * @param[in] reqlen request length, does not include FCHS length
987a36c61f9SKrishna Gudipati * @param[in] fchs fc Header Pointer. The header content will be copied
988a36c61f9SKrishna Gudipati * in by BFA.
989a36c61f9SKrishna Gudipati *
990a36c61f9SKrishna Gudipati * @param[in] cbfn call back function to be called on receiving
991a36c61f9SKrishna Gudipati * the response
992a36c61f9SKrishna Gudipati * @param[in] cbarg arg for cbfn
993a36c61f9SKrishna Gudipati * @param[in] rsp_timeout
994a36c61f9SKrishna Gudipati * response timeout
995a36c61f9SKrishna Gudipati *
996a36c61f9SKrishna Gudipati * @return bfa_status_t
997a36c61f9SKrishna Gudipati */
998a36c61f9SKrishna Gudipati void
bfa_fcxp_send(struct bfa_fcxp_s * fcxp,struct bfa_rport_s * rport,u16 vf_id,u8 lp_tag,bfa_boolean_t cts,enum fc_cos cos,u32 reqlen,struct fchs_s * fchs,bfa_cb_fcxp_send_t cbfn,void * cbarg,u32 rsp_maxlen,u8 rsp_timeout)999a36c61f9SKrishna Gudipati bfa_fcxp_send(struct bfa_fcxp_s *fcxp, struct bfa_rport_s *rport,
1000a36c61f9SKrishna Gudipati u16 vf_id, u8 lp_tag, bfa_boolean_t cts, enum fc_cos cos,
1001a36c61f9SKrishna Gudipati u32 reqlen, struct fchs_s *fchs, bfa_cb_fcxp_send_t cbfn,
1002a36c61f9SKrishna Gudipati void *cbarg, u32 rsp_maxlen, u8 rsp_timeout)
1003a36c61f9SKrishna Gudipati {
1004a36c61f9SKrishna Gudipati struct bfa_s *bfa = fcxp->fcxp_mod->bfa;
1005a36c61f9SKrishna Gudipati struct bfa_fcxp_req_info_s *reqi = &fcxp->req_info;
1006a36c61f9SKrishna Gudipati struct bfa_fcxp_rsp_info_s *rspi = &fcxp->rsp_info;
1007a36c61f9SKrishna Gudipati struct bfi_fcxp_send_req_s *send_req;
1008a36c61f9SKrishna Gudipati
1009a36c61f9SKrishna Gudipati bfa_trc(bfa, fcxp->fcxp_tag);
1010a36c61f9SKrishna Gudipati
10115fbe25c7SJing Huang /*
1012a36c61f9SKrishna Gudipati * setup request/response info
1013a36c61f9SKrishna Gudipati */
1014a36c61f9SKrishna Gudipati reqi->bfa_rport = rport;
1015a36c61f9SKrishna Gudipati reqi->vf_id = vf_id;
1016a36c61f9SKrishna Gudipati reqi->lp_tag = lp_tag;
1017a36c61f9SKrishna Gudipati reqi->class = cos;
1018a36c61f9SKrishna Gudipati rspi->rsp_timeout = rsp_timeout;
1019a36c61f9SKrishna Gudipati reqi->cts = cts;
1020a36c61f9SKrishna Gudipati reqi->fchs = *fchs;
1021a36c61f9SKrishna Gudipati reqi->req_tot_len = reqlen;
1022a36c61f9SKrishna Gudipati rspi->rsp_maxlen = rsp_maxlen;
1023a36c61f9SKrishna Gudipati fcxp->send_cbfn = cbfn ? cbfn : bfa_fcxp_null_comp;
1024a36c61f9SKrishna Gudipati fcxp->send_cbarg = cbarg;
1025a36c61f9SKrishna Gudipati
10265fbe25c7SJing Huang /*
1027a36c61f9SKrishna Gudipati * If no room in CPE queue, wait for space in request queue
1028a36c61f9SKrishna Gudipati */
1029a36c61f9SKrishna Gudipati send_req = bfa_reqq_next(bfa, BFA_REQQ_FCXP);
1030a36c61f9SKrishna Gudipati if (!send_req) {
1031a36c61f9SKrishna Gudipati bfa_trc(bfa, fcxp->fcxp_tag);
1032a36c61f9SKrishna Gudipati fcxp->reqq_waiting = BFA_TRUE;
1033a36c61f9SKrishna Gudipati bfa_reqq_wait(bfa, BFA_REQQ_FCXP, &fcxp->reqq_wqe);
1034a36c61f9SKrishna Gudipati return;
1035a36c61f9SKrishna Gudipati }
1036a36c61f9SKrishna Gudipati
1037a36c61f9SKrishna Gudipati bfa_fcxp_queue(fcxp, send_req);
1038a36c61f9SKrishna Gudipati }
1039a36c61f9SKrishna Gudipati
10405fbe25c7SJing Huang /*
1041a36c61f9SKrishna Gudipati * Abort a BFA FCXP
1042a36c61f9SKrishna Gudipati *
1043a36c61f9SKrishna Gudipati * @param[in] fcxp BFA fcxp pointer
1044a36c61f9SKrishna Gudipati *
1045a36c61f9SKrishna Gudipati * @return void
1046a36c61f9SKrishna Gudipati */
1047a36c61f9SKrishna Gudipati bfa_status_t
bfa_fcxp_abort(struct bfa_fcxp_s * fcxp)1048a36c61f9SKrishna Gudipati bfa_fcxp_abort(struct bfa_fcxp_s *fcxp)
1049a36c61f9SKrishna Gudipati {
1050a36c61f9SKrishna Gudipati bfa_trc(fcxp->fcxp_mod->bfa, fcxp->fcxp_tag);
1051d4b671c5SJing Huang WARN_ON(1);
1052a36c61f9SKrishna Gudipati return BFA_STATUS_OK;
1053a36c61f9SKrishna Gudipati }
1054a36c61f9SKrishna Gudipati
1055a36c61f9SKrishna Gudipati void
bfa_fcxp_req_rsp_alloc_wait(struct bfa_s * bfa,struct bfa_fcxp_wqe_s * wqe,bfa_fcxp_alloc_cbfn_t alloc_cbfn,void * alloc_cbarg,void * caller,int nreq_sgles,int nrsp_sgles,bfa_fcxp_get_sgaddr_t req_sga_cbfn,bfa_fcxp_get_sglen_t req_sglen_cbfn,bfa_fcxp_get_sgaddr_t rsp_sga_cbfn,bfa_fcxp_get_sglen_t rsp_sglen_cbfn,bfa_boolean_t req)1056c3f1b123SKrishna Gudipati bfa_fcxp_req_rsp_alloc_wait(struct bfa_s *bfa, struct bfa_fcxp_wqe_s *wqe,
1057a36c61f9SKrishna Gudipati bfa_fcxp_alloc_cbfn_t alloc_cbfn, void *alloc_cbarg,
1058a36c61f9SKrishna Gudipati void *caller, int nreq_sgles,
1059a36c61f9SKrishna Gudipati int nrsp_sgles, bfa_fcxp_get_sgaddr_t req_sga_cbfn,
1060a36c61f9SKrishna Gudipati bfa_fcxp_get_sglen_t req_sglen_cbfn,
1061a36c61f9SKrishna Gudipati bfa_fcxp_get_sgaddr_t rsp_sga_cbfn,
1062c3f1b123SKrishna Gudipati bfa_fcxp_get_sglen_t rsp_sglen_cbfn, bfa_boolean_t req)
1063a36c61f9SKrishna Gudipati {
1064a36c61f9SKrishna Gudipati struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa);
1065a36c61f9SKrishna Gudipati
1066c3f1b123SKrishna Gudipati if (req)
1067c3f1b123SKrishna Gudipati WARN_ON(!list_empty(&mod->fcxp_req_free_q));
1068c3f1b123SKrishna Gudipati else
1069c3f1b123SKrishna Gudipati WARN_ON(!list_empty(&mod->fcxp_rsp_free_q));
1070a36c61f9SKrishna Gudipati
1071a36c61f9SKrishna Gudipati wqe->alloc_cbfn = alloc_cbfn;
1072a36c61f9SKrishna Gudipati wqe->alloc_cbarg = alloc_cbarg;
1073a36c61f9SKrishna Gudipati wqe->caller = caller;
1074a36c61f9SKrishna Gudipati wqe->bfa = bfa;
1075a36c61f9SKrishna Gudipati wqe->nreq_sgles = nreq_sgles;
1076a36c61f9SKrishna Gudipati wqe->nrsp_sgles = nrsp_sgles;
1077a36c61f9SKrishna Gudipati wqe->req_sga_cbfn = req_sga_cbfn;
1078a36c61f9SKrishna Gudipati wqe->req_sglen_cbfn = req_sglen_cbfn;
1079a36c61f9SKrishna Gudipati wqe->rsp_sga_cbfn = rsp_sga_cbfn;
1080a36c61f9SKrishna Gudipati wqe->rsp_sglen_cbfn = rsp_sglen_cbfn;
1081a36c61f9SKrishna Gudipati
1082c3f1b123SKrishna Gudipati if (req)
1083c3f1b123SKrishna Gudipati list_add_tail(&wqe->qe, &mod->req_wait_q);
1084c3f1b123SKrishna Gudipati else
1085c3f1b123SKrishna Gudipati list_add_tail(&wqe->qe, &mod->rsp_wait_q);
1086a36c61f9SKrishna Gudipati }
1087a36c61f9SKrishna Gudipati
1088a36c61f9SKrishna Gudipati void
bfa_fcxp_walloc_cancel(struct bfa_s * bfa,struct bfa_fcxp_wqe_s * wqe)1089a36c61f9SKrishna Gudipati bfa_fcxp_walloc_cancel(struct bfa_s *bfa, struct bfa_fcxp_wqe_s *wqe)
1090a36c61f9SKrishna Gudipati {
1091a36c61f9SKrishna Gudipati struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa);
1092a36c61f9SKrishna Gudipati
1093c3f1b123SKrishna Gudipati WARN_ON(!bfa_q_is_on_q(&mod->req_wait_q, wqe) ||
1094c3f1b123SKrishna Gudipati !bfa_q_is_on_q(&mod->rsp_wait_q, wqe));
1095a36c61f9SKrishna Gudipati list_del(&wqe->qe);
1096a36c61f9SKrishna Gudipati }
1097a36c61f9SKrishna Gudipati
1098a36c61f9SKrishna Gudipati void
bfa_fcxp_discard(struct bfa_fcxp_s * fcxp)1099a36c61f9SKrishna Gudipati bfa_fcxp_discard(struct bfa_fcxp_s *fcxp)
1100a36c61f9SKrishna Gudipati {
11015fbe25c7SJing Huang /*
1102a36c61f9SKrishna Gudipati * If waiting for room in request queue, cancel reqq wait
1103a36c61f9SKrishna Gudipati * and free fcxp.
1104a36c61f9SKrishna Gudipati */
1105a36c61f9SKrishna Gudipati if (fcxp->reqq_waiting) {
1106a36c61f9SKrishna Gudipati fcxp->reqq_waiting = BFA_FALSE;
1107a36c61f9SKrishna Gudipati bfa_reqq_wcancel(&fcxp->reqq_wqe);
1108a36c61f9SKrishna Gudipati bfa_fcxp_free(fcxp);
1109a36c61f9SKrishna Gudipati return;
1110a36c61f9SKrishna Gudipati }
1111a36c61f9SKrishna Gudipati
1112a36c61f9SKrishna Gudipati fcxp->send_cbfn = bfa_fcxp_null_comp;
1113a36c61f9SKrishna Gudipati }
1114a36c61f9SKrishna Gudipati
1115a36c61f9SKrishna Gudipati void
bfa_fcxp_isr(struct bfa_s * bfa,struct bfi_msg_s * msg)1116a36c61f9SKrishna Gudipati bfa_fcxp_isr(struct bfa_s *bfa, struct bfi_msg_s *msg)
1117a36c61f9SKrishna Gudipati {
1118a36c61f9SKrishna Gudipati switch (msg->mhdr.msg_id) {
1119a36c61f9SKrishna Gudipati case BFI_FCXP_I2H_SEND_RSP:
1120a36c61f9SKrishna Gudipati hal_fcxp_send_comp(bfa, (struct bfi_fcxp_send_rsp_s *) msg);
1121a36c61f9SKrishna Gudipati break;
1122a36c61f9SKrishna Gudipati
1123a36c61f9SKrishna Gudipati default:
1124a36c61f9SKrishna Gudipati bfa_trc(bfa, msg->mhdr.msg_id);
1125d4b671c5SJing Huang WARN_ON(1);
1126a36c61f9SKrishna Gudipati }
1127a36c61f9SKrishna Gudipati }
1128a36c61f9SKrishna Gudipati
1129a36c61f9SKrishna Gudipati u32
bfa_fcxp_get_maxrsp(struct bfa_s * bfa)1130a36c61f9SKrishna Gudipati bfa_fcxp_get_maxrsp(struct bfa_s *bfa)
1131a36c61f9SKrishna Gudipati {
1132a36c61f9SKrishna Gudipati struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa);
1133a36c61f9SKrishna Gudipati
1134a36c61f9SKrishna Gudipati return mod->rsp_pld_sz;
1135a36c61f9SKrishna Gudipati }
1136a36c61f9SKrishna Gudipati
11373fd45980SKrishna Gudipati void
bfa_fcxp_res_recfg(struct bfa_s * bfa,u16 num_fcxp_fw)11383fd45980SKrishna Gudipati bfa_fcxp_res_recfg(struct bfa_s *bfa, u16 num_fcxp_fw)
11393fd45980SKrishna Gudipati {
11403fd45980SKrishna Gudipati struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa);
11413fd45980SKrishna Gudipati struct list_head *qe;
11423fd45980SKrishna Gudipati int i;
11433fd45980SKrishna Gudipati
11443fd45980SKrishna Gudipati for (i = 0; i < (mod->num_fcxps - num_fcxp_fw); i++) {
1145c3f1b123SKrishna Gudipati if (i < ((mod->num_fcxps - num_fcxp_fw) / 2)) {
1146c3f1b123SKrishna Gudipati bfa_q_deq_tail(&mod->fcxp_req_free_q, &qe);
1147c3f1b123SKrishna Gudipati list_add_tail(qe, &mod->fcxp_req_unused_q);
1148c3f1b123SKrishna Gudipati } else {
1149c3f1b123SKrishna Gudipati bfa_q_deq_tail(&mod->fcxp_rsp_free_q, &qe);
1150c3f1b123SKrishna Gudipati list_add_tail(qe, &mod->fcxp_rsp_unused_q);
1151c3f1b123SKrishna Gudipati }
11523fd45980SKrishna Gudipati }
11533fd45980SKrishna Gudipati }
1154a36c61f9SKrishna Gudipati
11555fbe25c7SJing Huang /*
1156a36c61f9SKrishna Gudipati * BFA LPS state machine functions
1157a36c61f9SKrishna Gudipati */
1158a36c61f9SKrishna Gudipati
11595fbe25c7SJing Huang /*
1160a36c61f9SKrishna Gudipati * Init state -- no login
1161a36c61f9SKrishna Gudipati */
1162a36c61f9SKrishna Gudipati static void
bfa_lps_sm_init(struct bfa_lps_s * lps,enum bfa_lps_event event)1163a36c61f9SKrishna Gudipati bfa_lps_sm_init(struct bfa_lps_s *lps, enum bfa_lps_event event)
1164a36c61f9SKrishna Gudipati {
11653fd45980SKrishna Gudipati bfa_trc(lps->bfa, lps->bfa_tag);
1166a36c61f9SKrishna Gudipati bfa_trc(lps->bfa, event);
1167a36c61f9SKrishna Gudipati
1168a36c61f9SKrishna Gudipati switch (event) {
1169a36c61f9SKrishna Gudipati case BFA_LPS_SM_LOGIN:
1170a36c61f9SKrishna Gudipati if (bfa_reqq_full(lps->bfa, lps->reqq)) {
1171a36c61f9SKrishna Gudipati bfa_sm_set_state(lps, bfa_lps_sm_loginwait);
1172a36c61f9SKrishna Gudipati bfa_reqq_wait(lps->bfa, lps->reqq, &lps->wqe);
1173a36c61f9SKrishna Gudipati } else {
1174a36c61f9SKrishna Gudipati bfa_sm_set_state(lps, bfa_lps_sm_login);
1175a36c61f9SKrishna Gudipati bfa_lps_send_login(lps);
1176a36c61f9SKrishna Gudipati }
1177a36c61f9SKrishna Gudipati
1178a36c61f9SKrishna Gudipati if (lps->fdisc)
1179a36c61f9SKrishna Gudipati bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS,
1180a36c61f9SKrishna Gudipati BFA_PL_EID_LOGIN, 0, "FDISC Request");
1181a36c61f9SKrishna Gudipati else
1182a36c61f9SKrishna Gudipati bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS,
1183a36c61f9SKrishna Gudipati BFA_PL_EID_LOGIN, 0, "FLOGI Request");
1184a36c61f9SKrishna Gudipati break;
1185a36c61f9SKrishna Gudipati
1186a36c61f9SKrishna Gudipati case BFA_LPS_SM_LOGOUT:
1187a36c61f9SKrishna Gudipati bfa_lps_logout_comp(lps);
1188a36c61f9SKrishna Gudipati break;
1189a36c61f9SKrishna Gudipati
1190a36c61f9SKrishna Gudipati case BFA_LPS_SM_DELETE:
1191a36c61f9SKrishna Gudipati bfa_lps_free(lps);
1192a36c61f9SKrishna Gudipati break;
1193a36c61f9SKrishna Gudipati
1194a36c61f9SKrishna Gudipati case BFA_LPS_SM_RX_CVL:
1195a36c61f9SKrishna Gudipati case BFA_LPS_SM_OFFLINE:
1196a36c61f9SKrishna Gudipati break;
1197a36c61f9SKrishna Gudipati
1198a36c61f9SKrishna Gudipati case BFA_LPS_SM_FWRSP:
1199a36c61f9SKrishna Gudipati /*
1200a36c61f9SKrishna Gudipati * Could happen when fabric detects loopback and discards
1201a36c61f9SKrishna Gudipati * the lps request. Fw will eventually sent out the timeout
1202a36c61f9SKrishna Gudipati * Just ignore
1203a36c61f9SKrishna Gudipati */
1204a36c61f9SKrishna Gudipati break;
1205bc0e2c2aSKrishna Gudipati case BFA_LPS_SM_SET_N2N_PID:
1206bc0e2c2aSKrishna Gudipati /*
1207bc0e2c2aSKrishna Gudipati * When topology is set to loop, bfa_lps_set_n2n_pid() sends
1208bc0e2c2aSKrishna Gudipati * this event. Ignore this event.
1209bc0e2c2aSKrishna Gudipati */
1210bc0e2c2aSKrishna Gudipati break;
1211a36c61f9SKrishna Gudipati
1212a36c61f9SKrishna Gudipati default:
1213a36c61f9SKrishna Gudipati bfa_sm_fault(lps->bfa, event);
1214a36c61f9SKrishna Gudipati }
1215a36c61f9SKrishna Gudipati }
1216a36c61f9SKrishna Gudipati
12175fbe25c7SJing Huang /*
1218a36c61f9SKrishna Gudipati * login is in progress -- awaiting response from firmware
1219a36c61f9SKrishna Gudipati */
1220a36c61f9SKrishna Gudipati static void
bfa_lps_sm_login(struct bfa_lps_s * lps,enum bfa_lps_event event)1221a36c61f9SKrishna Gudipati bfa_lps_sm_login(struct bfa_lps_s *lps, enum bfa_lps_event event)
1222a36c61f9SKrishna Gudipati {
12233fd45980SKrishna Gudipati bfa_trc(lps->bfa, lps->bfa_tag);
1224a36c61f9SKrishna Gudipati bfa_trc(lps->bfa, event);
1225a36c61f9SKrishna Gudipati
1226a36c61f9SKrishna Gudipati switch (event) {
1227a36c61f9SKrishna Gudipati case BFA_LPS_SM_FWRSP:
1228a36c61f9SKrishna Gudipati if (lps->status == BFA_STATUS_OK) {
1229a36c61f9SKrishna Gudipati bfa_sm_set_state(lps, bfa_lps_sm_online);
1230a36c61f9SKrishna Gudipati if (lps->fdisc)
1231a36c61f9SKrishna Gudipati bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS,
1232a36c61f9SKrishna Gudipati BFA_PL_EID_LOGIN, 0, "FDISC Accept");
1233a36c61f9SKrishna Gudipati else
1234a36c61f9SKrishna Gudipati bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS,
1235a36c61f9SKrishna Gudipati BFA_PL_EID_LOGIN, 0, "FLOGI Accept");
1236b704495cSKrishna Gudipati /* If N2N, send the assigned PID to FW */
1237b704495cSKrishna Gudipati bfa_trc(lps->bfa, lps->fport);
1238b704495cSKrishna Gudipati bfa_trc(lps->bfa, lps->lp_pid);
1239b704495cSKrishna Gudipati
1240b704495cSKrishna Gudipati if (!lps->fport && lps->lp_pid)
1241b704495cSKrishna Gudipati bfa_sm_send_event(lps, BFA_LPS_SM_SET_N2N_PID);
1242a36c61f9SKrishna Gudipati } else {
1243a36c61f9SKrishna Gudipati bfa_sm_set_state(lps, bfa_lps_sm_init);
1244a36c61f9SKrishna Gudipati if (lps->fdisc)
1245a36c61f9SKrishna Gudipati bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS,
1246a36c61f9SKrishna Gudipati BFA_PL_EID_LOGIN, 0,
1247a36c61f9SKrishna Gudipati "FDISC Fail (RJT or timeout)");
1248a36c61f9SKrishna Gudipati else
1249a36c61f9SKrishna Gudipati bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS,
1250a36c61f9SKrishna Gudipati BFA_PL_EID_LOGIN, 0,
1251a36c61f9SKrishna Gudipati "FLOGI Fail (RJT or timeout)");
1252a36c61f9SKrishna Gudipati }
1253a36c61f9SKrishna Gudipati bfa_lps_login_comp(lps);
1254a36c61f9SKrishna Gudipati break;
1255a36c61f9SKrishna Gudipati
1256111ecbe4SVijay Mohan Guvva case BFA_LPS_SM_OFFLINE:
1257be540a99SKrishna Gudipati case BFA_LPS_SM_DELETE:
1258a36c61f9SKrishna Gudipati bfa_sm_set_state(lps, bfa_lps_sm_init);
1259a36c61f9SKrishna Gudipati break;
1260a36c61f9SKrishna Gudipati
1261b704495cSKrishna Gudipati case BFA_LPS_SM_SET_N2N_PID:
1262b704495cSKrishna Gudipati bfa_trc(lps->bfa, lps->fport);
1263b704495cSKrishna Gudipati bfa_trc(lps->bfa, lps->lp_pid);
1264b704495cSKrishna Gudipati break;
1265b704495cSKrishna Gudipati
1266a36c61f9SKrishna Gudipati default:
1267a36c61f9SKrishna Gudipati bfa_sm_fault(lps->bfa, event);
1268a36c61f9SKrishna Gudipati }
1269a36c61f9SKrishna Gudipati }
1270a36c61f9SKrishna Gudipati
12715fbe25c7SJing Huang /*
1272a36c61f9SKrishna Gudipati * login pending - awaiting space in request queue
1273a36c61f9SKrishna Gudipati */
1274a36c61f9SKrishna Gudipati static void
bfa_lps_sm_loginwait(struct bfa_lps_s * lps,enum bfa_lps_event event)1275a36c61f9SKrishna Gudipati bfa_lps_sm_loginwait(struct bfa_lps_s *lps, enum bfa_lps_event event)
1276a36c61f9SKrishna Gudipati {
12773fd45980SKrishna Gudipati bfa_trc(lps->bfa, lps->bfa_tag);
1278a36c61f9SKrishna Gudipati bfa_trc(lps->bfa, event);
1279a36c61f9SKrishna Gudipati
1280a36c61f9SKrishna Gudipati switch (event) {
1281a36c61f9SKrishna Gudipati case BFA_LPS_SM_RESUME:
1282a36c61f9SKrishna Gudipati bfa_sm_set_state(lps, bfa_lps_sm_login);
1283ff179e0fSKrishna Gudipati bfa_lps_send_login(lps);
1284a36c61f9SKrishna Gudipati break;
1285a36c61f9SKrishna Gudipati
1286a36c61f9SKrishna Gudipati case BFA_LPS_SM_OFFLINE:
1287be540a99SKrishna Gudipati case BFA_LPS_SM_DELETE:
1288a36c61f9SKrishna Gudipati bfa_sm_set_state(lps, bfa_lps_sm_init);
1289a36c61f9SKrishna Gudipati bfa_reqq_wcancel(&lps->wqe);
1290a36c61f9SKrishna Gudipati break;
1291a36c61f9SKrishna Gudipati
1292a36c61f9SKrishna Gudipati case BFA_LPS_SM_RX_CVL:
1293a36c61f9SKrishna Gudipati /*
1294a36c61f9SKrishna Gudipati * Login was not even sent out; so when getting out
1295a36c61f9SKrishna Gudipati * of this state, it will appear like a login retry
1296a36c61f9SKrishna Gudipati * after Clear virtual link
1297a36c61f9SKrishna Gudipati */
1298a36c61f9SKrishna Gudipati break;
1299a36c61f9SKrishna Gudipati
1300a36c61f9SKrishna Gudipati default:
1301a36c61f9SKrishna Gudipati bfa_sm_fault(lps->bfa, event);
1302a36c61f9SKrishna Gudipati }
1303a36c61f9SKrishna Gudipati }
1304a36c61f9SKrishna Gudipati
13055fbe25c7SJing Huang /*
1306a36c61f9SKrishna Gudipati * login complete
1307a36c61f9SKrishna Gudipati */
1308a36c61f9SKrishna Gudipati static void
bfa_lps_sm_online(struct bfa_lps_s * lps,enum bfa_lps_event event)1309a36c61f9SKrishna Gudipati bfa_lps_sm_online(struct bfa_lps_s *lps, enum bfa_lps_event event)
1310a36c61f9SKrishna Gudipati {
13113fd45980SKrishna Gudipati bfa_trc(lps->bfa, lps->bfa_tag);
1312a36c61f9SKrishna Gudipati bfa_trc(lps->bfa, event);
1313a36c61f9SKrishna Gudipati
1314a36c61f9SKrishna Gudipati switch (event) {
1315a36c61f9SKrishna Gudipati case BFA_LPS_SM_LOGOUT:
1316a36c61f9SKrishna Gudipati if (bfa_reqq_full(lps->bfa, lps->reqq)) {
1317a36c61f9SKrishna Gudipati bfa_sm_set_state(lps, bfa_lps_sm_logowait);
1318a36c61f9SKrishna Gudipati bfa_reqq_wait(lps->bfa, lps->reqq, &lps->wqe);
1319a36c61f9SKrishna Gudipati } else {
1320a36c61f9SKrishna Gudipati bfa_sm_set_state(lps, bfa_lps_sm_logout);
1321a36c61f9SKrishna Gudipati bfa_lps_send_logout(lps);
1322a36c61f9SKrishna Gudipati }
1323a36c61f9SKrishna Gudipati bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS,
1324a36c61f9SKrishna Gudipati BFA_PL_EID_LOGO, 0, "Logout");
1325a36c61f9SKrishna Gudipati break;
1326a36c61f9SKrishna Gudipati
1327a36c61f9SKrishna Gudipati case BFA_LPS_SM_RX_CVL:
1328a36c61f9SKrishna Gudipati bfa_sm_set_state(lps, bfa_lps_sm_init);
1329a36c61f9SKrishna Gudipati
1330a36c61f9SKrishna Gudipati /* Let the vport module know about this event */
1331a36c61f9SKrishna Gudipati bfa_lps_cvl_event(lps);
1332a36c61f9SKrishna Gudipati bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS,
1333a36c61f9SKrishna Gudipati BFA_PL_EID_FIP_FCF_CVL, 0, "FCF Clear Virt. Link Rx");
1334a36c61f9SKrishna Gudipati break;
1335a36c61f9SKrishna Gudipati
1336b704495cSKrishna Gudipati case BFA_LPS_SM_SET_N2N_PID:
1337b704495cSKrishna Gudipati if (bfa_reqq_full(lps->bfa, lps->reqq)) {
1338b704495cSKrishna Gudipati bfa_sm_set_state(lps, bfa_lps_sm_online_n2n_pid_wait);
1339b704495cSKrishna Gudipati bfa_reqq_wait(lps->bfa, lps->reqq, &lps->wqe);
1340b704495cSKrishna Gudipati } else
1341b704495cSKrishna Gudipati bfa_lps_send_set_n2n_pid(lps);
1342b704495cSKrishna Gudipati break;
1343b704495cSKrishna Gudipati
1344a36c61f9SKrishna Gudipati case BFA_LPS_SM_OFFLINE:
1345a36c61f9SKrishna Gudipati case BFA_LPS_SM_DELETE:
1346a36c61f9SKrishna Gudipati bfa_sm_set_state(lps, bfa_lps_sm_init);
1347a36c61f9SKrishna Gudipati break;
1348a36c61f9SKrishna Gudipati
1349a36c61f9SKrishna Gudipati default:
1350a36c61f9SKrishna Gudipati bfa_sm_fault(lps->bfa, event);
1351a36c61f9SKrishna Gudipati }
1352a36c61f9SKrishna Gudipati }
1353a36c61f9SKrishna Gudipati
13548f4bfaddSJing Huang /*
1355b704495cSKrishna Gudipati * login complete
1356b704495cSKrishna Gudipati */
1357b704495cSKrishna Gudipati static void
bfa_lps_sm_online_n2n_pid_wait(struct bfa_lps_s * lps,enum bfa_lps_event event)1358b704495cSKrishna Gudipati bfa_lps_sm_online_n2n_pid_wait(struct bfa_lps_s *lps, enum bfa_lps_event event)
1359b704495cSKrishna Gudipati {
13603fd45980SKrishna Gudipati bfa_trc(lps->bfa, lps->bfa_tag);
1361b704495cSKrishna Gudipati bfa_trc(lps->bfa, event);
1362b704495cSKrishna Gudipati
1363b704495cSKrishna Gudipati switch (event) {
1364b704495cSKrishna Gudipati case BFA_LPS_SM_RESUME:
1365b704495cSKrishna Gudipati bfa_sm_set_state(lps, bfa_lps_sm_online);
1366b704495cSKrishna Gudipati bfa_lps_send_set_n2n_pid(lps);
1367b704495cSKrishna Gudipati break;
1368b704495cSKrishna Gudipati
1369b704495cSKrishna Gudipati case BFA_LPS_SM_LOGOUT:
1370b704495cSKrishna Gudipati bfa_sm_set_state(lps, bfa_lps_sm_logowait);
1371b704495cSKrishna Gudipati bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS,
1372b704495cSKrishna Gudipati BFA_PL_EID_LOGO, 0, "Logout");
1373b704495cSKrishna Gudipati break;
1374b704495cSKrishna Gudipati
1375b704495cSKrishna Gudipati case BFA_LPS_SM_RX_CVL:
1376b704495cSKrishna Gudipati bfa_sm_set_state(lps, bfa_lps_sm_init);
1377b704495cSKrishna Gudipati bfa_reqq_wcancel(&lps->wqe);
1378b704495cSKrishna Gudipati
1379b704495cSKrishna Gudipati /* Let the vport module know about this event */
1380b704495cSKrishna Gudipati bfa_lps_cvl_event(lps);
1381b704495cSKrishna Gudipati bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS,
1382b704495cSKrishna Gudipati BFA_PL_EID_FIP_FCF_CVL, 0, "FCF Clear Virt. Link Rx");
1383b704495cSKrishna Gudipati break;
1384b704495cSKrishna Gudipati
1385b704495cSKrishna Gudipati case BFA_LPS_SM_OFFLINE:
1386b704495cSKrishna Gudipati case BFA_LPS_SM_DELETE:
1387b704495cSKrishna Gudipati bfa_sm_set_state(lps, bfa_lps_sm_init);
1388b704495cSKrishna Gudipati bfa_reqq_wcancel(&lps->wqe);
1389b704495cSKrishna Gudipati break;
1390b704495cSKrishna Gudipati
1391b704495cSKrishna Gudipati default:
1392b704495cSKrishna Gudipati bfa_sm_fault(lps->bfa, event);
1393b704495cSKrishna Gudipati }
1394b704495cSKrishna Gudipati }
1395b704495cSKrishna Gudipati
13965fbe25c7SJing Huang /*
1397a36c61f9SKrishna Gudipati * logout in progress - awaiting firmware response
1398a36c61f9SKrishna Gudipati */
1399a36c61f9SKrishna Gudipati static void
bfa_lps_sm_logout(struct bfa_lps_s * lps,enum bfa_lps_event event)1400a36c61f9SKrishna Gudipati bfa_lps_sm_logout(struct bfa_lps_s *lps, enum bfa_lps_event event)
1401a36c61f9SKrishna Gudipati {
14023fd45980SKrishna Gudipati bfa_trc(lps->bfa, lps->bfa_tag);
1403a36c61f9SKrishna Gudipati bfa_trc(lps->bfa, event);
1404a36c61f9SKrishna Gudipati
1405a36c61f9SKrishna Gudipati switch (event) {
1406a36c61f9SKrishna Gudipati case BFA_LPS_SM_FWRSP:
1407881c1b3cSKrishna Gudipati case BFA_LPS_SM_OFFLINE:
1408a36c61f9SKrishna Gudipati bfa_sm_set_state(lps, bfa_lps_sm_init);
1409a36c61f9SKrishna Gudipati bfa_lps_logout_comp(lps);
1410a36c61f9SKrishna Gudipati break;
1411a36c61f9SKrishna Gudipati
1412be540a99SKrishna Gudipati case BFA_LPS_SM_DELETE:
1413a36c61f9SKrishna Gudipati bfa_sm_set_state(lps, bfa_lps_sm_init);
1414a36c61f9SKrishna Gudipati break;
1415a36c61f9SKrishna Gudipati
1416a36c61f9SKrishna Gudipati default:
1417a36c61f9SKrishna Gudipati bfa_sm_fault(lps->bfa, event);
1418a36c61f9SKrishna Gudipati }
1419a36c61f9SKrishna Gudipati }
1420a36c61f9SKrishna Gudipati
14215fbe25c7SJing Huang /*
1422a36c61f9SKrishna Gudipati * logout pending -- awaiting space in request queue
1423a36c61f9SKrishna Gudipati */
1424a36c61f9SKrishna Gudipati static void
bfa_lps_sm_logowait(struct bfa_lps_s * lps,enum bfa_lps_event event)1425a36c61f9SKrishna Gudipati bfa_lps_sm_logowait(struct bfa_lps_s *lps, enum bfa_lps_event event)
1426a36c61f9SKrishna Gudipati {
14273fd45980SKrishna Gudipati bfa_trc(lps->bfa, lps->bfa_tag);
1428a36c61f9SKrishna Gudipati bfa_trc(lps->bfa, event);
1429a36c61f9SKrishna Gudipati
1430a36c61f9SKrishna Gudipati switch (event) {
1431a36c61f9SKrishna Gudipati case BFA_LPS_SM_RESUME:
1432a36c61f9SKrishna Gudipati bfa_sm_set_state(lps, bfa_lps_sm_logout);
1433a36c61f9SKrishna Gudipati bfa_lps_send_logout(lps);
1434a36c61f9SKrishna Gudipati break;
1435a36c61f9SKrishna Gudipati
1436a36c61f9SKrishna Gudipati case BFA_LPS_SM_OFFLINE:
1437be540a99SKrishna Gudipati case BFA_LPS_SM_DELETE:
1438a36c61f9SKrishna Gudipati bfa_sm_set_state(lps, bfa_lps_sm_init);
1439a36c61f9SKrishna Gudipati bfa_reqq_wcancel(&lps->wqe);
1440a36c61f9SKrishna Gudipati break;
1441a36c61f9SKrishna Gudipati
1442a36c61f9SKrishna Gudipati default:
1443a36c61f9SKrishna Gudipati bfa_sm_fault(lps->bfa, event);
1444a36c61f9SKrishna Gudipati }
1445a36c61f9SKrishna Gudipati }
1446a36c61f9SKrishna Gudipati
1447a36c61f9SKrishna Gudipati
1448a36c61f9SKrishna Gudipati
14495fbe25c7SJing Huang /*
1450a36c61f9SKrishna Gudipati * lps_pvt BFA LPS private functions
1451a36c61f9SKrishna Gudipati */
1452a36c61f9SKrishna Gudipati
14535fbe25c7SJing Huang /*
1454a36c61f9SKrishna Gudipati * return memory requirement
1455a36c61f9SKrishna Gudipati */
1456c7c3524cSChristoph Hellwig void
bfa_lps_meminfo(struct bfa_iocfc_cfg_s * cfg,struct bfa_meminfo_s * minfo,struct bfa_s * bfa)14574507025dSKrishna Gudipati bfa_lps_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *minfo,
14584507025dSKrishna Gudipati struct bfa_s *bfa)
1459a36c61f9SKrishna Gudipati {
14604507025dSKrishna Gudipati struct bfa_mem_kva_s *lps_kva = BFA_MEM_LPS_KVA(bfa);
14614507025dSKrishna Gudipati
1462a36c61f9SKrishna Gudipati if (cfg->drvcfg.min_cfg)
14634507025dSKrishna Gudipati bfa_mem_kva_setup(minfo, lps_kva,
14644507025dSKrishna Gudipati sizeof(struct bfa_lps_s) * BFA_LPS_MIN_LPORTS);
1465a36c61f9SKrishna Gudipati else
14664507025dSKrishna Gudipati bfa_mem_kva_setup(minfo, lps_kva,
14674507025dSKrishna Gudipati sizeof(struct bfa_lps_s) * BFA_LPS_MAX_LPORTS);
1468a36c61f9SKrishna Gudipati }
1469a36c61f9SKrishna Gudipati
14705fbe25c7SJing Huang /*
1471a36c61f9SKrishna Gudipati * bfa module attach at initialization time
1472a36c61f9SKrishna Gudipati */
1473c7c3524cSChristoph Hellwig void
bfa_lps_attach(struct bfa_s * bfa,void * bfad,struct bfa_iocfc_cfg_s * cfg,struct bfa_pcidev_s * pcidev)1474a36c61f9SKrishna Gudipati bfa_lps_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
14754507025dSKrishna Gudipati struct bfa_pcidev_s *pcidev)
1476a36c61f9SKrishna Gudipati {
1477a36c61f9SKrishna Gudipati struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa);
1478a36c61f9SKrishna Gudipati struct bfa_lps_s *lps;
1479a36c61f9SKrishna Gudipati int i;
1480a36c61f9SKrishna Gudipati
1481a36c61f9SKrishna Gudipati mod->num_lps = BFA_LPS_MAX_LPORTS;
1482a36c61f9SKrishna Gudipati if (cfg->drvcfg.min_cfg)
1483a36c61f9SKrishna Gudipati mod->num_lps = BFA_LPS_MIN_LPORTS;
1484a36c61f9SKrishna Gudipati else
1485a36c61f9SKrishna Gudipati mod->num_lps = BFA_LPS_MAX_LPORTS;
14864507025dSKrishna Gudipati mod->lps_arr = lps = (struct bfa_lps_s *) bfa_mem_kva_curp(mod);
1487a36c61f9SKrishna Gudipati
14884507025dSKrishna Gudipati bfa_mem_kva_curp(mod) += mod->num_lps * sizeof(struct bfa_lps_s);
1489a36c61f9SKrishna Gudipati
1490a36c61f9SKrishna Gudipati INIT_LIST_HEAD(&mod->lps_free_q);
1491a36c61f9SKrishna Gudipati INIT_LIST_HEAD(&mod->lps_active_q);
14923fd45980SKrishna Gudipati INIT_LIST_HEAD(&mod->lps_login_q);
1493a36c61f9SKrishna Gudipati
1494a36c61f9SKrishna Gudipati for (i = 0; i < mod->num_lps; i++, lps++) {
1495a36c61f9SKrishna Gudipati lps->bfa = bfa;
14963fd45980SKrishna Gudipati lps->bfa_tag = (u8) i;
1497a36c61f9SKrishna Gudipati lps->reqq = BFA_REQQ_LPS;
1498a36c61f9SKrishna Gudipati bfa_reqq_winit(&lps->wqe, bfa_lps_reqq_resume, lps);
1499a36c61f9SKrishna Gudipati list_add_tail(&lps->qe, &mod->lps_free_q);
1500a36c61f9SKrishna Gudipati }
1501a36c61f9SKrishna Gudipati }
1502a36c61f9SKrishna Gudipati
15035fbe25c7SJing Huang /*
1504a36c61f9SKrishna Gudipati * IOC in disabled state -- consider all lps offline
1505a36c61f9SKrishna Gudipati */
1506c7c3524cSChristoph Hellwig void
bfa_lps_iocdisable(struct bfa_s * bfa)1507a36c61f9SKrishna Gudipati bfa_lps_iocdisable(struct bfa_s *bfa)
1508a36c61f9SKrishna Gudipati {
1509a36c61f9SKrishna Gudipati struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa);
1510a36c61f9SKrishna Gudipati struct bfa_lps_s *lps;
1511a36c61f9SKrishna Gudipati struct list_head *qe, *qen;
1512a36c61f9SKrishna Gudipati
1513a36c61f9SKrishna Gudipati list_for_each_safe(qe, qen, &mod->lps_active_q) {
1514a36c61f9SKrishna Gudipati lps = (struct bfa_lps_s *) qe;
1515a36c61f9SKrishna Gudipati bfa_sm_send_event(lps, BFA_LPS_SM_OFFLINE);
1516a36c61f9SKrishna Gudipati }
15173fd45980SKrishna Gudipati list_for_each_safe(qe, qen, &mod->lps_login_q) {
15183fd45980SKrishna Gudipati lps = (struct bfa_lps_s *) qe;
15193fd45980SKrishna Gudipati bfa_sm_send_event(lps, BFA_LPS_SM_OFFLINE);
15203fd45980SKrishna Gudipati }
15213fd45980SKrishna Gudipati list_splice_tail_init(&mod->lps_login_q, &mod->lps_active_q);
1522a36c61f9SKrishna Gudipati }
1523a36c61f9SKrishna Gudipati
15245fbe25c7SJing Huang /*
1525a36c61f9SKrishna Gudipati * Firmware login response
1526a36c61f9SKrishna Gudipati */
1527a36c61f9SKrishna Gudipati static void
bfa_lps_login_rsp(struct bfa_s * bfa,struct bfi_lps_login_rsp_s * rsp)1528a36c61f9SKrishna Gudipati bfa_lps_login_rsp(struct bfa_s *bfa, struct bfi_lps_login_rsp_s *rsp)
1529a36c61f9SKrishna Gudipati {
1530a36c61f9SKrishna Gudipati struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa);
1531a36c61f9SKrishna Gudipati struct bfa_lps_s *lps;
1532a36c61f9SKrishna Gudipati
15333fd45980SKrishna Gudipati WARN_ON(rsp->bfa_tag >= mod->num_lps);
15343fd45980SKrishna Gudipati lps = BFA_LPS_FROM_TAG(mod, rsp->bfa_tag);
1535a36c61f9SKrishna Gudipati
1536a36c61f9SKrishna Gudipati lps->status = rsp->status;
1537a36c61f9SKrishna Gudipati switch (rsp->status) {
1538a36c61f9SKrishna Gudipati case BFA_STATUS_OK:
15393fd45980SKrishna Gudipati lps->fw_tag = rsp->fw_tag;
1540a36c61f9SKrishna Gudipati lps->fport = rsp->f_port;
1541b704495cSKrishna Gudipati if (lps->fport)
1542a36c61f9SKrishna Gudipati lps->lp_pid = rsp->lp_pid;
1543b704495cSKrishna Gudipati lps->npiv_en = rsp->npiv_en;
1544ba816ea8SJing Huang lps->pr_bbcred = be16_to_cpu(rsp->bb_credit);
1545a36c61f9SKrishna Gudipati lps->pr_pwwn = rsp->port_name;
1546a36c61f9SKrishna Gudipati lps->pr_nwwn = rsp->node_name;
1547a36c61f9SKrishna Gudipati lps->auth_req = rsp->auth_req;
1548a36c61f9SKrishna Gudipati lps->lp_mac = rsp->lp_mac;
1549a36c61f9SKrishna Gudipati lps->brcd_switch = rsp->brcd_switch;
1550a36c61f9SKrishna Gudipati lps->fcf_mac = rsp->fcf_mac;
1551a36c61f9SKrishna Gudipati
1552a36c61f9SKrishna Gudipati break;
1553a36c61f9SKrishna Gudipati
1554a36c61f9SKrishna Gudipati case BFA_STATUS_FABRIC_RJT:
1555a36c61f9SKrishna Gudipati lps->lsrjt_rsn = rsp->lsrjt_rsn;
1556a36c61f9SKrishna Gudipati lps->lsrjt_expl = rsp->lsrjt_expl;
1557a36c61f9SKrishna Gudipati
1558a36c61f9SKrishna Gudipati break;
1559a36c61f9SKrishna Gudipati
1560a36c61f9SKrishna Gudipati case BFA_STATUS_EPROTOCOL:
1561a36c61f9SKrishna Gudipati lps->ext_status = rsp->ext_status;
1562a36c61f9SKrishna Gudipati
1563a36c61f9SKrishna Gudipati break;
1564a36c61f9SKrishna Gudipati
15653fd45980SKrishna Gudipati case BFA_STATUS_VPORT_MAX:
1566ff179e0fSKrishna Gudipati if (rsp->ext_status)
15673fd45980SKrishna Gudipati bfa_lps_no_res(lps, rsp->ext_status);
15683fd45980SKrishna Gudipati break;
15693fd45980SKrishna Gudipati
1570a36c61f9SKrishna Gudipati default:
1571a36c61f9SKrishna Gudipati /* Nothing to do with other status */
1572a36c61f9SKrishna Gudipati break;
1573a36c61f9SKrishna Gudipati }
1574a36c61f9SKrishna Gudipati
15753fd45980SKrishna Gudipati list_del(&lps->qe);
15763fd45980SKrishna Gudipati list_add_tail(&lps->qe, &mod->lps_active_q);
1577a36c61f9SKrishna Gudipati bfa_sm_send_event(lps, BFA_LPS_SM_FWRSP);
1578a36c61f9SKrishna Gudipati }
1579a36c61f9SKrishna Gudipati
15803fd45980SKrishna Gudipati static void
bfa_lps_no_res(struct bfa_lps_s * first_lps,u8 count)15813fd45980SKrishna Gudipati bfa_lps_no_res(struct bfa_lps_s *first_lps, u8 count)
15823fd45980SKrishna Gudipati {
15833fd45980SKrishna Gudipati struct bfa_s *bfa = first_lps->bfa;
15843fd45980SKrishna Gudipati struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa);
15853fd45980SKrishna Gudipati struct list_head *qe, *qe_next;
15863fd45980SKrishna Gudipati struct bfa_lps_s *lps;
15873fd45980SKrishna Gudipati
15883fd45980SKrishna Gudipati bfa_trc(bfa, count);
15893fd45980SKrishna Gudipati
15903fd45980SKrishna Gudipati qe = bfa_q_next(first_lps);
15913fd45980SKrishna Gudipati
15923fd45980SKrishna Gudipati while (count && qe) {
15933fd45980SKrishna Gudipati qe_next = bfa_q_next(qe);
15943fd45980SKrishna Gudipati lps = (struct bfa_lps_s *)qe;
15953fd45980SKrishna Gudipati bfa_trc(bfa, lps->bfa_tag);
15963fd45980SKrishna Gudipati lps->status = first_lps->status;
15973fd45980SKrishna Gudipati list_del(&lps->qe);
15983fd45980SKrishna Gudipati list_add_tail(&lps->qe, &mod->lps_active_q);
15993fd45980SKrishna Gudipati bfa_sm_send_event(lps, BFA_LPS_SM_FWRSP);
16003fd45980SKrishna Gudipati qe = qe_next;
16013fd45980SKrishna Gudipati count--;
16023fd45980SKrishna Gudipati }
16033fd45980SKrishna Gudipati }
16043fd45980SKrishna Gudipati
16055fbe25c7SJing Huang /*
1606a36c61f9SKrishna Gudipati * Firmware logout response
1607a36c61f9SKrishna Gudipati */
1608a36c61f9SKrishna Gudipati static void
bfa_lps_logout_rsp(struct bfa_s * bfa,struct bfi_lps_logout_rsp_s * rsp)1609a36c61f9SKrishna Gudipati bfa_lps_logout_rsp(struct bfa_s *bfa, struct bfi_lps_logout_rsp_s *rsp)
1610a36c61f9SKrishna Gudipati {
1611a36c61f9SKrishna Gudipati struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa);
1612a36c61f9SKrishna Gudipati struct bfa_lps_s *lps;
1613a36c61f9SKrishna Gudipati
16143fd45980SKrishna Gudipati WARN_ON(rsp->bfa_tag >= mod->num_lps);
16153fd45980SKrishna Gudipati lps = BFA_LPS_FROM_TAG(mod, rsp->bfa_tag);
1616a36c61f9SKrishna Gudipati
1617a36c61f9SKrishna Gudipati bfa_sm_send_event(lps, BFA_LPS_SM_FWRSP);
1618a36c61f9SKrishna Gudipati }
1619a36c61f9SKrishna Gudipati
16205fbe25c7SJing Huang /*
1621a36c61f9SKrishna Gudipati * Firmware received a Clear virtual link request (for FCoE)
1622a36c61f9SKrishna Gudipati */
1623a36c61f9SKrishna Gudipati static void
bfa_lps_rx_cvl_event(struct bfa_s * bfa,struct bfi_lps_cvl_event_s * cvl)1624a36c61f9SKrishna Gudipati bfa_lps_rx_cvl_event(struct bfa_s *bfa, struct bfi_lps_cvl_event_s *cvl)
1625a36c61f9SKrishna Gudipati {
1626a36c61f9SKrishna Gudipati struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa);
1627a36c61f9SKrishna Gudipati struct bfa_lps_s *lps;
1628a36c61f9SKrishna Gudipati
16293fd45980SKrishna Gudipati lps = BFA_LPS_FROM_TAG(mod, cvl->bfa_tag);
1630a36c61f9SKrishna Gudipati
1631a36c61f9SKrishna Gudipati bfa_sm_send_event(lps, BFA_LPS_SM_RX_CVL);
1632a36c61f9SKrishna Gudipati }
1633a36c61f9SKrishna Gudipati
16345fbe25c7SJing Huang /*
1635a36c61f9SKrishna Gudipati * Space is available in request queue, resume queueing request to firmware.
1636a36c61f9SKrishna Gudipati */
1637a36c61f9SKrishna Gudipati static void
bfa_lps_reqq_resume(void * lps_arg)1638a36c61f9SKrishna Gudipati bfa_lps_reqq_resume(void *lps_arg)
1639a36c61f9SKrishna Gudipati {
1640a36c61f9SKrishna Gudipati struct bfa_lps_s *lps = lps_arg;
1641a36c61f9SKrishna Gudipati
1642a36c61f9SKrishna Gudipati bfa_sm_send_event(lps, BFA_LPS_SM_RESUME);
1643a36c61f9SKrishna Gudipati }
1644a36c61f9SKrishna Gudipati
16455fbe25c7SJing Huang /*
1646a36c61f9SKrishna Gudipati * lps is freed -- triggered by vport delete
1647a36c61f9SKrishna Gudipati */
1648a36c61f9SKrishna Gudipati static void
bfa_lps_free(struct bfa_lps_s * lps)1649a36c61f9SKrishna Gudipati bfa_lps_free(struct bfa_lps_s *lps)
1650a36c61f9SKrishna Gudipati {
1651a36c61f9SKrishna Gudipati struct bfa_lps_mod_s *mod = BFA_LPS_MOD(lps->bfa);
1652a36c61f9SKrishna Gudipati
1653a36c61f9SKrishna Gudipati lps->lp_pid = 0;
1654a36c61f9SKrishna Gudipati list_del(&lps->qe);
1655a36c61f9SKrishna Gudipati list_add_tail(&lps->qe, &mod->lps_free_q);
1656a36c61f9SKrishna Gudipati }
1657a36c61f9SKrishna Gudipati
16585fbe25c7SJing Huang /*
1659a36c61f9SKrishna Gudipati * send login request to firmware
1660a36c61f9SKrishna Gudipati */
1661a36c61f9SKrishna Gudipati static void
bfa_lps_send_login(struct bfa_lps_s * lps)1662a36c61f9SKrishna Gudipati bfa_lps_send_login(struct bfa_lps_s *lps)
1663a36c61f9SKrishna Gudipati {
16643fd45980SKrishna Gudipati struct bfa_lps_mod_s *mod = BFA_LPS_MOD(lps->bfa);
1665a36c61f9SKrishna Gudipati struct bfi_lps_login_req_s *m;
1666a36c61f9SKrishna Gudipati
1667a36c61f9SKrishna Gudipati m = bfa_reqq_next(lps->bfa, lps->reqq);
1668d4b671c5SJing Huang WARN_ON(!m);
1669a36c61f9SKrishna Gudipati
1670a36c61f9SKrishna Gudipati bfi_h2i_set(m->mh, BFI_MC_LPS, BFI_LPS_H2I_LOGIN_REQ,
16713fd45980SKrishna Gudipati bfa_fn_lpu(lps->bfa));
1672a36c61f9SKrishna Gudipati
16733fd45980SKrishna Gudipati m->bfa_tag = lps->bfa_tag;
1674a36c61f9SKrishna Gudipati m->alpa = lps->alpa;
1675ba816ea8SJing Huang m->pdu_size = cpu_to_be16(lps->pdusz);
1676a36c61f9SKrishna Gudipati m->pwwn = lps->pwwn;
1677a36c61f9SKrishna Gudipati m->nwwn = lps->nwwn;
1678a36c61f9SKrishna Gudipati m->fdisc = lps->fdisc;
1679a36c61f9SKrishna Gudipati m->auth_en = lps->auth_en;
1680a36c61f9SKrishna Gudipati
16813fd45980SKrishna Gudipati bfa_reqq_produce(lps->bfa, lps->reqq, m->mh);
16823fd45980SKrishna Gudipati list_del(&lps->qe);
16833fd45980SKrishna Gudipati list_add_tail(&lps->qe, &mod->lps_login_q);
1684a36c61f9SKrishna Gudipati }
1685a36c61f9SKrishna Gudipati
16865fbe25c7SJing Huang /*
1687a36c61f9SKrishna Gudipati * send logout request to firmware
1688a36c61f9SKrishna Gudipati */
1689a36c61f9SKrishna Gudipati static void
bfa_lps_send_logout(struct bfa_lps_s * lps)1690a36c61f9SKrishna Gudipati bfa_lps_send_logout(struct bfa_lps_s *lps)
1691a36c61f9SKrishna Gudipati {
1692a36c61f9SKrishna Gudipati struct bfi_lps_logout_req_s *m;
1693a36c61f9SKrishna Gudipati
1694a36c61f9SKrishna Gudipati m = bfa_reqq_next(lps->bfa, lps->reqq);
1695d4b671c5SJing Huang WARN_ON(!m);
1696a36c61f9SKrishna Gudipati
1697a36c61f9SKrishna Gudipati bfi_h2i_set(m->mh, BFI_MC_LPS, BFI_LPS_H2I_LOGOUT_REQ,
16983fd45980SKrishna Gudipati bfa_fn_lpu(lps->bfa));
1699a36c61f9SKrishna Gudipati
17003fd45980SKrishna Gudipati m->fw_tag = lps->fw_tag;
1701a36c61f9SKrishna Gudipati m->port_name = lps->pwwn;
17023fd45980SKrishna Gudipati bfa_reqq_produce(lps->bfa, lps->reqq, m->mh);
1703a36c61f9SKrishna Gudipati }
1704a36c61f9SKrishna Gudipati
17058f4bfaddSJing Huang /*
1706b704495cSKrishna Gudipati * send n2n pid set request to firmware
1707b704495cSKrishna Gudipati */
1708b704495cSKrishna Gudipati static void
bfa_lps_send_set_n2n_pid(struct bfa_lps_s * lps)1709b704495cSKrishna Gudipati bfa_lps_send_set_n2n_pid(struct bfa_lps_s *lps)
1710b704495cSKrishna Gudipati {
1711b704495cSKrishna Gudipati struct bfi_lps_n2n_pid_req_s *m;
1712b704495cSKrishna Gudipati
1713b704495cSKrishna Gudipati m = bfa_reqq_next(lps->bfa, lps->reqq);
1714d4b671c5SJing Huang WARN_ON(!m);
1715b704495cSKrishna Gudipati
1716b704495cSKrishna Gudipati bfi_h2i_set(m->mh, BFI_MC_LPS, BFI_LPS_H2I_N2N_PID_REQ,
17173fd45980SKrishna Gudipati bfa_fn_lpu(lps->bfa));
1718b704495cSKrishna Gudipati
17193fd45980SKrishna Gudipati m->fw_tag = lps->fw_tag;
1720b704495cSKrishna Gudipati m->lp_pid = lps->lp_pid;
17213fd45980SKrishna Gudipati bfa_reqq_produce(lps->bfa, lps->reqq, m->mh);
1722b704495cSKrishna Gudipati }
1723b704495cSKrishna Gudipati
17245fbe25c7SJing Huang /*
1725a36c61f9SKrishna Gudipati * Indirect login completion handler for non-fcs
1726a36c61f9SKrishna Gudipati */
1727a36c61f9SKrishna Gudipati static void
bfa_lps_login_comp_cb(void * arg,bfa_boolean_t complete)1728a36c61f9SKrishna Gudipati bfa_lps_login_comp_cb(void *arg, bfa_boolean_t complete)
1729a36c61f9SKrishna Gudipati {
1730a36c61f9SKrishna Gudipati struct bfa_lps_s *lps = arg;
1731a36c61f9SKrishna Gudipati
1732a36c61f9SKrishna Gudipati if (!complete)
1733a36c61f9SKrishna Gudipati return;
1734a36c61f9SKrishna Gudipati
1735a36c61f9SKrishna Gudipati if (lps->fdisc)
1736a36c61f9SKrishna Gudipati bfa_cb_lps_fdisc_comp(lps->bfa->bfad, lps->uarg, lps->status);
1737a36c61f9SKrishna Gudipati else
1738a36c61f9SKrishna Gudipati bfa_cb_lps_flogi_comp(lps->bfa->bfad, lps->uarg, lps->status);
1739a36c61f9SKrishna Gudipati }
1740a36c61f9SKrishna Gudipati
17415fbe25c7SJing Huang /*
1742a36c61f9SKrishna Gudipati * Login completion handler -- direct call for fcs, queue for others
1743a36c61f9SKrishna Gudipati */
1744a36c61f9SKrishna Gudipati static void
bfa_lps_login_comp(struct bfa_lps_s * lps)1745a36c61f9SKrishna Gudipati bfa_lps_login_comp(struct bfa_lps_s *lps)
1746a36c61f9SKrishna Gudipati {
1747a36c61f9SKrishna Gudipati if (!lps->bfa->fcs) {
1748a36c61f9SKrishna Gudipati bfa_cb_queue(lps->bfa, &lps->hcb_qe, bfa_lps_login_comp_cb,
1749a36c61f9SKrishna Gudipati lps);
1750a36c61f9SKrishna Gudipati return;
1751a36c61f9SKrishna Gudipati }
1752a36c61f9SKrishna Gudipati
1753a36c61f9SKrishna Gudipati if (lps->fdisc)
1754a36c61f9SKrishna Gudipati bfa_cb_lps_fdisc_comp(lps->bfa->bfad, lps->uarg, lps->status);
1755a36c61f9SKrishna Gudipati else
1756a36c61f9SKrishna Gudipati bfa_cb_lps_flogi_comp(lps->bfa->bfad, lps->uarg, lps->status);
1757a36c61f9SKrishna Gudipati }
1758a36c61f9SKrishna Gudipati
17595fbe25c7SJing Huang /*
1760a36c61f9SKrishna Gudipati * Indirect logout completion handler for non-fcs
1761a36c61f9SKrishna Gudipati */
1762a36c61f9SKrishna Gudipati static void
bfa_lps_logout_comp_cb(void * arg,bfa_boolean_t complete)1763a36c61f9SKrishna Gudipati bfa_lps_logout_comp_cb(void *arg, bfa_boolean_t complete)
1764a36c61f9SKrishna Gudipati {
1765a36c61f9SKrishna Gudipati struct bfa_lps_s *lps = arg;
1766a36c61f9SKrishna Gudipati
1767a36c61f9SKrishna Gudipati if (!complete)
1768a36c61f9SKrishna Gudipati return;
1769a36c61f9SKrishna Gudipati
1770a36c61f9SKrishna Gudipati if (lps->fdisc)
1771a36c61f9SKrishna Gudipati bfa_cb_lps_fdisclogo_comp(lps->bfa->bfad, lps->uarg);
1772881c1b3cSKrishna Gudipati else
1773881c1b3cSKrishna Gudipati bfa_cb_lps_flogo_comp(lps->bfa->bfad, lps->uarg);
1774a36c61f9SKrishna Gudipati }
1775a36c61f9SKrishna Gudipati
17765fbe25c7SJing Huang /*
1777a36c61f9SKrishna Gudipati * Logout completion handler -- direct call for fcs, queue for others
1778a36c61f9SKrishna Gudipati */
1779a36c61f9SKrishna Gudipati static void
bfa_lps_logout_comp(struct bfa_lps_s * lps)1780a36c61f9SKrishna Gudipati bfa_lps_logout_comp(struct bfa_lps_s *lps)
1781a36c61f9SKrishna Gudipati {
1782a36c61f9SKrishna Gudipati if (!lps->bfa->fcs) {
1783a36c61f9SKrishna Gudipati bfa_cb_queue(lps->bfa, &lps->hcb_qe, bfa_lps_logout_comp_cb,
1784a36c61f9SKrishna Gudipati lps);
1785a36c61f9SKrishna Gudipati return;
1786a36c61f9SKrishna Gudipati }
1787a36c61f9SKrishna Gudipati if (lps->fdisc)
1788a36c61f9SKrishna Gudipati bfa_cb_lps_fdisclogo_comp(lps->bfa->bfad, lps->uarg);
1789a36c61f9SKrishna Gudipati }
1790a36c61f9SKrishna Gudipati
17915fbe25c7SJing Huang /*
1792a36c61f9SKrishna Gudipati * Clear virtual link completion handler for non-fcs
1793a36c61f9SKrishna Gudipati */
1794a36c61f9SKrishna Gudipati static void
bfa_lps_cvl_event_cb(void * arg,bfa_boolean_t complete)1795a36c61f9SKrishna Gudipati bfa_lps_cvl_event_cb(void *arg, bfa_boolean_t complete)
1796a36c61f9SKrishna Gudipati {
1797a36c61f9SKrishna Gudipati struct bfa_lps_s *lps = arg;
1798a36c61f9SKrishna Gudipati
1799a36c61f9SKrishna Gudipati if (!complete)
1800a36c61f9SKrishna Gudipati return;
1801a36c61f9SKrishna Gudipati
1802a36c61f9SKrishna Gudipati /* Clear virtual link to base port will result in link down */
1803a36c61f9SKrishna Gudipati if (lps->fdisc)
1804a36c61f9SKrishna Gudipati bfa_cb_lps_cvl_event(lps->bfa->bfad, lps->uarg);
1805a36c61f9SKrishna Gudipati }
1806a36c61f9SKrishna Gudipati
18075fbe25c7SJing Huang /*
1808a36c61f9SKrishna Gudipati * Received Clear virtual link event --direct call for fcs,
1809a36c61f9SKrishna Gudipati * queue for others
1810a36c61f9SKrishna Gudipati */
1811a36c61f9SKrishna Gudipati static void
bfa_lps_cvl_event(struct bfa_lps_s * lps)1812a36c61f9SKrishna Gudipati bfa_lps_cvl_event(struct bfa_lps_s *lps)
1813a36c61f9SKrishna Gudipati {
1814a36c61f9SKrishna Gudipati if (!lps->bfa->fcs) {
1815a36c61f9SKrishna Gudipati bfa_cb_queue(lps->bfa, &lps->hcb_qe, bfa_lps_cvl_event_cb,
1816a36c61f9SKrishna Gudipati lps);
1817a36c61f9SKrishna Gudipati return;
1818a36c61f9SKrishna Gudipati }
1819a36c61f9SKrishna Gudipati
1820a36c61f9SKrishna Gudipati /* Clear virtual link to base port will result in link down */
1821a36c61f9SKrishna Gudipati if (lps->fdisc)
1822a36c61f9SKrishna Gudipati bfa_cb_lps_cvl_event(lps->bfa->bfad, lps->uarg);
1823a36c61f9SKrishna Gudipati }
1824a36c61f9SKrishna Gudipati
1825a36c61f9SKrishna Gudipati
1826a36c61f9SKrishna Gudipati
18275fbe25c7SJing Huang /*
1828a36c61f9SKrishna Gudipati * lps_public BFA LPS public functions
1829a36c61f9SKrishna Gudipati */
1830a36c61f9SKrishna Gudipati
1831a36c61f9SKrishna Gudipati u32
bfa_lps_get_max_vport(struct bfa_s * bfa)1832a36c61f9SKrishna Gudipati bfa_lps_get_max_vport(struct bfa_s *bfa)
1833a36c61f9SKrishna Gudipati {
1834a36c61f9SKrishna Gudipati if (bfa_ioc_devid(&bfa->ioc) == BFA_PCI_DEVICE_ID_CT)
1835a36c61f9SKrishna Gudipati return BFA_LPS_MAX_VPORTS_SUPP_CT;
1836a36c61f9SKrishna Gudipati else
1837a36c61f9SKrishna Gudipati return BFA_LPS_MAX_VPORTS_SUPP_CB;
1838a36c61f9SKrishna Gudipati }
1839a36c61f9SKrishna Gudipati
18405fbe25c7SJing Huang /*
1841a36c61f9SKrishna Gudipati * Allocate a lport srvice tag.
1842a36c61f9SKrishna Gudipati */
1843a36c61f9SKrishna Gudipati struct bfa_lps_s *
bfa_lps_alloc(struct bfa_s * bfa)1844a36c61f9SKrishna Gudipati bfa_lps_alloc(struct bfa_s *bfa)
1845a36c61f9SKrishna Gudipati {
1846a36c61f9SKrishna Gudipati struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa);
1847a36c61f9SKrishna Gudipati struct bfa_lps_s *lps = NULL;
1848a36c61f9SKrishna Gudipati
1849a36c61f9SKrishna Gudipati bfa_q_deq(&mod->lps_free_q, &lps);
1850a36c61f9SKrishna Gudipati
1851a36c61f9SKrishna Gudipati if (lps == NULL)
1852a36c61f9SKrishna Gudipati return NULL;
1853a36c61f9SKrishna Gudipati
1854a36c61f9SKrishna Gudipati list_add_tail(&lps->qe, &mod->lps_active_q);
1855a36c61f9SKrishna Gudipati
1856a36c61f9SKrishna Gudipati bfa_sm_set_state(lps, bfa_lps_sm_init);
1857a36c61f9SKrishna Gudipati return lps;
1858a36c61f9SKrishna Gudipati }
1859a36c61f9SKrishna Gudipati
18605fbe25c7SJing Huang /*
1861a36c61f9SKrishna Gudipati * Free lport service tag. This can be called anytime after an alloc.
1862a36c61f9SKrishna Gudipati * No need to wait for any pending login/logout completions.
1863a36c61f9SKrishna Gudipati */
1864a36c61f9SKrishna Gudipati void
bfa_lps_delete(struct bfa_lps_s * lps)1865a36c61f9SKrishna Gudipati bfa_lps_delete(struct bfa_lps_s *lps)
1866a36c61f9SKrishna Gudipati {
1867a36c61f9SKrishna Gudipati bfa_sm_send_event(lps, BFA_LPS_SM_DELETE);
1868a36c61f9SKrishna Gudipati }
1869a36c61f9SKrishna Gudipati
18705fbe25c7SJing Huang /*
1871a36c61f9SKrishna Gudipati * Initiate a lport login.
1872a36c61f9SKrishna Gudipati */
1873a36c61f9SKrishna Gudipati void
bfa_lps_flogi(struct bfa_lps_s * lps,void * uarg,u8 alpa,u16 pdusz,wwn_t pwwn,wwn_t nwwn,bfa_boolean_t auth_en)1874a36c61f9SKrishna Gudipati bfa_lps_flogi(struct bfa_lps_s *lps, void *uarg, u8 alpa, u16 pdusz,
1875bbe37a67SVijaya Mohan Guvva wwn_t pwwn, wwn_t nwwn, bfa_boolean_t auth_en)
1876a36c61f9SKrishna Gudipati {
1877a36c61f9SKrishna Gudipati lps->uarg = uarg;
1878a36c61f9SKrishna Gudipati lps->alpa = alpa;
1879a36c61f9SKrishna Gudipati lps->pdusz = pdusz;
1880a36c61f9SKrishna Gudipati lps->pwwn = pwwn;
1881a36c61f9SKrishna Gudipati lps->nwwn = nwwn;
1882a36c61f9SKrishna Gudipati lps->fdisc = BFA_FALSE;
1883a36c61f9SKrishna Gudipati lps->auth_en = auth_en;
1884a36c61f9SKrishna Gudipati bfa_sm_send_event(lps, BFA_LPS_SM_LOGIN);
1885a36c61f9SKrishna Gudipati }
1886a36c61f9SKrishna Gudipati
18875fbe25c7SJing Huang /*
1888a36c61f9SKrishna Gudipati * Initiate a lport fdisc login.
1889a36c61f9SKrishna Gudipati */
1890a36c61f9SKrishna Gudipati void
bfa_lps_fdisc(struct bfa_lps_s * lps,void * uarg,u16 pdusz,wwn_t pwwn,wwn_t nwwn)1891a36c61f9SKrishna Gudipati bfa_lps_fdisc(struct bfa_lps_s *lps, void *uarg, u16 pdusz, wwn_t pwwn,
1892a36c61f9SKrishna Gudipati wwn_t nwwn)
1893a36c61f9SKrishna Gudipati {
1894a36c61f9SKrishna Gudipati lps->uarg = uarg;
1895a36c61f9SKrishna Gudipati lps->alpa = 0;
1896a36c61f9SKrishna Gudipati lps->pdusz = pdusz;
1897a36c61f9SKrishna Gudipati lps->pwwn = pwwn;
1898a36c61f9SKrishna Gudipati lps->nwwn = nwwn;
1899a36c61f9SKrishna Gudipati lps->fdisc = BFA_TRUE;
1900a36c61f9SKrishna Gudipati lps->auth_en = BFA_FALSE;
1901a36c61f9SKrishna Gudipati bfa_sm_send_event(lps, BFA_LPS_SM_LOGIN);
1902a36c61f9SKrishna Gudipati }
1903a36c61f9SKrishna Gudipati
1904a36c61f9SKrishna Gudipati
19055fbe25c7SJing Huang /*
1906a36c61f9SKrishna Gudipati * Initiate a lport FDSIC logout.
1907a36c61f9SKrishna Gudipati */
1908a36c61f9SKrishna Gudipati void
bfa_lps_fdisclogo(struct bfa_lps_s * lps)1909a36c61f9SKrishna Gudipati bfa_lps_fdisclogo(struct bfa_lps_s *lps)
1910a36c61f9SKrishna Gudipati {
1911a36c61f9SKrishna Gudipati bfa_sm_send_event(lps, BFA_LPS_SM_LOGOUT);
1912a36c61f9SKrishna Gudipati }
1913a36c61f9SKrishna Gudipati
19143fd45980SKrishna Gudipati u8
bfa_lps_get_fwtag(struct bfa_s * bfa,u8 lp_tag)19153fd45980SKrishna Gudipati bfa_lps_get_fwtag(struct bfa_s *bfa, u8 lp_tag)
19163fd45980SKrishna Gudipati {
19173fd45980SKrishna Gudipati struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa);
19183fd45980SKrishna Gudipati
19193fd45980SKrishna Gudipati return BFA_LPS_FROM_TAG(mod, lp_tag)->fw_tag;
19203fd45980SKrishna Gudipati }
1921a36c61f9SKrishna Gudipati
19225fbe25c7SJing Huang /*
1923a36c61f9SKrishna Gudipati * Return lport services tag given the pid
1924a36c61f9SKrishna Gudipati */
1925a36c61f9SKrishna Gudipati u8
bfa_lps_get_tag_from_pid(struct bfa_s * bfa,u32 pid)1926a36c61f9SKrishna Gudipati bfa_lps_get_tag_from_pid(struct bfa_s *bfa, u32 pid)
1927a36c61f9SKrishna Gudipati {
1928a36c61f9SKrishna Gudipati struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa);
1929a36c61f9SKrishna Gudipati struct bfa_lps_s *lps;
1930a36c61f9SKrishna Gudipati int i;
1931a36c61f9SKrishna Gudipati
1932a36c61f9SKrishna Gudipati for (i = 0, lps = mod->lps_arr; i < mod->num_lps; i++, lps++) {
1933a36c61f9SKrishna Gudipati if (lps->lp_pid == pid)
19343fd45980SKrishna Gudipati return lps->bfa_tag;
1935a36c61f9SKrishna Gudipati }
1936a36c61f9SKrishna Gudipati
1937a36c61f9SKrishna Gudipati /* Return base port tag anyway */
1938a36c61f9SKrishna Gudipati return 0;
1939a36c61f9SKrishna Gudipati }
1940a36c61f9SKrishna Gudipati
1941a36c61f9SKrishna Gudipati
19425fbe25c7SJing Huang /*
1943a36c61f9SKrishna Gudipati * return port id assigned to the base lport
1944a36c61f9SKrishna Gudipati */
1945a36c61f9SKrishna Gudipati u32
bfa_lps_get_base_pid(struct bfa_s * bfa)1946a36c61f9SKrishna Gudipati bfa_lps_get_base_pid(struct bfa_s *bfa)
1947a36c61f9SKrishna Gudipati {
1948a36c61f9SKrishna Gudipati struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa);
1949a36c61f9SKrishna Gudipati
1950a36c61f9SKrishna Gudipati return BFA_LPS_FROM_TAG(mod, 0)->lp_pid;
1951a36c61f9SKrishna Gudipati }
1952a36c61f9SKrishna Gudipati
19538f4bfaddSJing Huang /*
1954b704495cSKrishna Gudipati * Set PID in case of n2n (which is assigned during PLOGI)
1955b704495cSKrishna Gudipati */
1956b704495cSKrishna Gudipati void
bfa_lps_set_n2n_pid(struct bfa_lps_s * lps,uint32_t n2n_pid)1957b704495cSKrishna Gudipati bfa_lps_set_n2n_pid(struct bfa_lps_s *lps, uint32_t n2n_pid)
1958b704495cSKrishna Gudipati {
19593fd45980SKrishna Gudipati bfa_trc(lps->bfa, lps->bfa_tag);
1960b704495cSKrishna Gudipati bfa_trc(lps->bfa, n2n_pid);
1961b704495cSKrishna Gudipati
1962b704495cSKrishna Gudipati lps->lp_pid = n2n_pid;
1963b704495cSKrishna Gudipati bfa_sm_send_event(lps, BFA_LPS_SM_SET_N2N_PID);
1964b704495cSKrishna Gudipati }
1965b704495cSKrishna Gudipati
19665fbe25c7SJing Huang /*
1967a36c61f9SKrishna Gudipati * LPS firmware message class handler.
1968a36c61f9SKrishna Gudipati */
1969a36c61f9SKrishna Gudipati void
bfa_lps_isr(struct bfa_s * bfa,struct bfi_msg_s * m)1970a36c61f9SKrishna Gudipati bfa_lps_isr(struct bfa_s *bfa, struct bfi_msg_s *m)
1971a36c61f9SKrishna Gudipati {
1972a36c61f9SKrishna Gudipati union bfi_lps_i2h_msg_u msg;
1973a36c61f9SKrishna Gudipati
1974a36c61f9SKrishna Gudipati bfa_trc(bfa, m->mhdr.msg_id);
1975a36c61f9SKrishna Gudipati msg.msg = m;
1976a36c61f9SKrishna Gudipati
1977a36c61f9SKrishna Gudipati switch (m->mhdr.msg_id) {
197843ffdf4dSKrishna Gudipati case BFI_LPS_I2H_LOGIN_RSP:
1979a36c61f9SKrishna Gudipati bfa_lps_login_rsp(bfa, msg.login_rsp);
1980a36c61f9SKrishna Gudipati break;
1981a36c61f9SKrishna Gudipati
198243ffdf4dSKrishna Gudipati case BFI_LPS_I2H_LOGOUT_RSP:
1983a36c61f9SKrishna Gudipati bfa_lps_logout_rsp(bfa, msg.logout_rsp);
1984a36c61f9SKrishna Gudipati break;
1985a36c61f9SKrishna Gudipati
198643ffdf4dSKrishna Gudipati case BFI_LPS_I2H_CVL_EVENT:
1987a36c61f9SKrishna Gudipati bfa_lps_rx_cvl_event(bfa, msg.cvl_event);
1988a36c61f9SKrishna Gudipati break;
1989a36c61f9SKrishna Gudipati
1990a36c61f9SKrishna Gudipati default:
1991a36c61f9SKrishna Gudipati bfa_trc(bfa, m->mhdr.msg_id);
1992d4b671c5SJing Huang WARN_ON(1);
1993a36c61f9SKrishna Gudipati }
1994a36c61f9SKrishna Gudipati }
1995a36c61f9SKrishna Gudipati
19967826f304SKrishna Gudipati static void
bfa_fcport_aen_post(struct bfa_fcport_s * fcport,enum bfa_port_aen_event event)19977826f304SKrishna Gudipati bfa_fcport_aen_post(struct bfa_fcport_s *fcport, enum bfa_port_aen_event event)
19987826f304SKrishna Gudipati {
19997826f304SKrishna Gudipati struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad;
20007826f304SKrishna Gudipati struct bfa_aen_entry_s *aen_entry;
20017826f304SKrishna Gudipati
20027826f304SKrishna Gudipati bfad_get_aen_entry(bfad, aen_entry);
20037826f304SKrishna Gudipati if (!aen_entry)
20047826f304SKrishna Gudipati return;
20057826f304SKrishna Gudipati
20067826f304SKrishna Gudipati aen_entry->aen_data.port.ioc_type = bfa_get_type(fcport->bfa);
20077826f304SKrishna Gudipati aen_entry->aen_data.port.pwwn = fcport->pwwn;
20087826f304SKrishna Gudipati
20097826f304SKrishna Gudipati /* Send the AEN notification */
20107826f304SKrishna Gudipati bfad_im_post_vendor_event(aen_entry, bfad, ++fcport->bfa->bfa_aen_seq,
20117826f304SKrishna Gudipati BFA_AEN_CAT_PORT, event);
20127826f304SKrishna Gudipati }
20137826f304SKrishna Gudipati
20145fbe25c7SJing Huang /*
2015a36c61f9SKrishna Gudipati * FC PORT state machine functions
2016a36c61f9SKrishna Gudipati */
2017a36c61f9SKrishna Gudipati static void
bfa_fcport_sm_uninit(struct bfa_fcport_s * fcport,enum bfa_fcport_sm_event event)2018a36c61f9SKrishna Gudipati bfa_fcport_sm_uninit(struct bfa_fcport_s *fcport,
2019a36c61f9SKrishna Gudipati enum bfa_fcport_sm_event event)
2020a36c61f9SKrishna Gudipati {
2021a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, event);
2022a36c61f9SKrishna Gudipati
2023a36c61f9SKrishna Gudipati switch (event) {
2024a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_START:
20255fbe25c7SJing Huang /*
2026a36c61f9SKrishna Gudipati * Start event after IOC is configured and BFA is started.
2027a36c61f9SKrishna Gudipati */
2028f3a060caSKrishna Gudipati fcport->use_flash_cfg = BFA_TRUE;
2029f3a060caSKrishna Gudipati
2030a36c61f9SKrishna Gudipati if (bfa_fcport_send_enable(fcport)) {
2031a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, BFA_TRUE);
2032a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_enabling);
2033a36c61f9SKrishna Gudipati } else {
2034a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, BFA_FALSE);
2035a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport,
2036a36c61f9SKrishna Gudipati bfa_fcport_sm_enabling_qwait);
2037a36c61f9SKrishna Gudipati }
2038a36c61f9SKrishna Gudipati break;
2039a36c61f9SKrishna Gudipati
2040a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_ENABLE:
20415fbe25c7SJing Huang /*
2042a36c61f9SKrishna Gudipati * Port is persistently configured to be in enabled state. Do
2043a36c61f9SKrishna Gudipati * not change state. Port enabling is done when START event is
2044a36c61f9SKrishna Gudipati * received.
2045a36c61f9SKrishna Gudipati */
2046a36c61f9SKrishna Gudipati break;
2047a36c61f9SKrishna Gudipati
2048a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_DISABLE:
20495fbe25c7SJing Huang /*
2050a36c61f9SKrishna Gudipati * If a port is persistently configured to be disabled, the
2051a36c61f9SKrishna Gudipati * first event will a port disable request.
2052a36c61f9SKrishna Gudipati */
2053a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_disabled);
2054a36c61f9SKrishna Gudipati break;
2055a36c61f9SKrishna Gudipati
2056a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_HWFAIL:
2057a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown);
2058a36c61f9SKrishna Gudipati break;
2059a36c61f9SKrishna Gudipati
2060a36c61f9SKrishna Gudipati default:
2061a36c61f9SKrishna Gudipati bfa_sm_fault(fcport->bfa, event);
2062a36c61f9SKrishna Gudipati }
2063a36c61f9SKrishna Gudipati }
2064a36c61f9SKrishna Gudipati
2065a36c61f9SKrishna Gudipati static void
bfa_fcport_sm_enabling_qwait(struct bfa_fcport_s * fcport,enum bfa_fcport_sm_event event)2066a36c61f9SKrishna Gudipati bfa_fcport_sm_enabling_qwait(struct bfa_fcport_s *fcport,
2067a36c61f9SKrishna Gudipati enum bfa_fcport_sm_event event)
2068a36c61f9SKrishna Gudipati {
2069a36c61f9SKrishna Gudipati char pwwn_buf[BFA_STRING_32];
2070a36c61f9SKrishna Gudipati struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad;
2071a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, event);
2072a36c61f9SKrishna Gudipati
2073a36c61f9SKrishna Gudipati switch (event) {
2074a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_QRESUME:
2075a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_enabling);
2076a36c61f9SKrishna Gudipati bfa_fcport_send_enable(fcport);
2077a36c61f9SKrishna Gudipati break;
2078a36c61f9SKrishna Gudipati
2079a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_STOP:
2080a36c61f9SKrishna Gudipati bfa_reqq_wcancel(&fcport->reqq_wait);
2081a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_stopped);
2082a36c61f9SKrishna Gudipati break;
2083a36c61f9SKrishna Gudipati
2084a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_ENABLE:
20855fbe25c7SJing Huang /*
2086a36c61f9SKrishna Gudipati * Already enable is in progress.
2087a36c61f9SKrishna Gudipati */
2088a36c61f9SKrishna Gudipati break;
2089a36c61f9SKrishna Gudipati
2090a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_DISABLE:
20915fbe25c7SJing Huang /*
2092a36c61f9SKrishna Gudipati * Just send disable request to firmware when room becomes
2093a36c61f9SKrishna Gudipati * available in request queue.
2094a36c61f9SKrishna Gudipati */
2095a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_disabled);
2096a36c61f9SKrishna Gudipati bfa_reqq_wcancel(&fcport->reqq_wait);
2097a36c61f9SKrishna Gudipati bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL,
2098a36c61f9SKrishna Gudipati BFA_PL_EID_PORT_DISABLE, 0, "Port Disable");
2099a36c61f9SKrishna Gudipati wwn2str(pwwn_buf, fcport->pwwn);
210088166242SJing Huang BFA_LOG(KERN_INFO, bfad, bfa_log_level,
2101a36c61f9SKrishna Gudipati "Base port disabled: WWN = %s\n", pwwn_buf);
21027826f304SKrishna Gudipati bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISABLE);
2103a36c61f9SKrishna Gudipati break;
2104a36c61f9SKrishna Gudipati
2105a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_LINKUP:
2106a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_LINKDOWN:
21075fbe25c7SJing Huang /*
2108a36c61f9SKrishna Gudipati * Possible to get link events when doing back-to-back
2109a36c61f9SKrishna Gudipati * enable/disables.
2110a36c61f9SKrishna Gudipati */
2111a36c61f9SKrishna Gudipati break;
2112a36c61f9SKrishna Gudipati
2113a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_HWFAIL:
2114a36c61f9SKrishna Gudipati bfa_reqq_wcancel(&fcport->reqq_wait);
2115a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown);
2116a36c61f9SKrishna Gudipati break;
2117a36c61f9SKrishna Gudipati
211804ea6575SKrishna Gudipati case BFA_FCPORT_SM_FAA_MISCONFIG:
211904ea6575SKrishna Gudipati bfa_fcport_reset_linkinfo(fcport);
212004ea6575SKrishna Gudipati bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISCONNECT);
212104ea6575SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_faa_misconfig);
212204ea6575SKrishna Gudipati break;
212304ea6575SKrishna Gudipati
2124a36c61f9SKrishna Gudipati default:
2125a36c61f9SKrishna Gudipati bfa_sm_fault(fcport->bfa, event);
2126a36c61f9SKrishna Gudipati }
2127a36c61f9SKrishna Gudipati }
2128a36c61f9SKrishna Gudipati
2129a36c61f9SKrishna Gudipati static void
bfa_fcport_sm_enabling(struct bfa_fcport_s * fcport,enum bfa_fcport_sm_event event)2130a36c61f9SKrishna Gudipati bfa_fcport_sm_enabling(struct bfa_fcport_s *fcport,
2131a36c61f9SKrishna Gudipati enum bfa_fcport_sm_event event)
2132a36c61f9SKrishna Gudipati {
2133a36c61f9SKrishna Gudipati char pwwn_buf[BFA_STRING_32];
2134a36c61f9SKrishna Gudipati struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad;
2135a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, event);
2136a36c61f9SKrishna Gudipati
2137a36c61f9SKrishna Gudipati switch (event) {
2138a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_FWRSP:
2139a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_LINKDOWN:
2140a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_linkdown);
2141a36c61f9SKrishna Gudipati break;
2142a36c61f9SKrishna Gudipati
2143a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_LINKUP:
2144a36c61f9SKrishna Gudipati bfa_fcport_update_linkinfo(fcport);
2145a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_linkup);
2146a36c61f9SKrishna Gudipati
2147d4b671c5SJing Huang WARN_ON(!fcport->event_cbfn);
2148a36c61f9SKrishna Gudipati bfa_fcport_scn(fcport, BFA_PORT_LINKUP, BFA_FALSE);
2149a36c61f9SKrishna Gudipati break;
2150a36c61f9SKrishna Gudipati
2151a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_ENABLE:
21525fbe25c7SJing Huang /*
2153a36c61f9SKrishna Gudipati * Already being enabled.
2154a36c61f9SKrishna Gudipati */
2155a36c61f9SKrishna Gudipati break;
2156a36c61f9SKrishna Gudipati
2157a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_DISABLE:
2158a36c61f9SKrishna Gudipati if (bfa_fcport_send_disable(fcport))
2159a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_disabling);
2160a36c61f9SKrishna Gudipati else
2161a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport,
2162a36c61f9SKrishna Gudipati bfa_fcport_sm_disabling_qwait);
2163a36c61f9SKrishna Gudipati
2164a36c61f9SKrishna Gudipati bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL,
2165a36c61f9SKrishna Gudipati BFA_PL_EID_PORT_DISABLE, 0, "Port Disable");
2166a36c61f9SKrishna Gudipati wwn2str(pwwn_buf, fcport->pwwn);
216788166242SJing Huang BFA_LOG(KERN_INFO, bfad, bfa_log_level,
2168a36c61f9SKrishna Gudipati "Base port disabled: WWN = %s\n", pwwn_buf);
21697826f304SKrishna Gudipati bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISABLE);
2170a36c61f9SKrishna Gudipati break;
2171a36c61f9SKrishna Gudipati
2172a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_STOP:
2173a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_stopped);
2174a36c61f9SKrishna Gudipati break;
2175a36c61f9SKrishna Gudipati
2176a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_HWFAIL:
2177a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown);
2178a36c61f9SKrishna Gudipati break;
2179a36c61f9SKrishna Gudipati
218004ea6575SKrishna Gudipati case BFA_FCPORT_SM_FAA_MISCONFIG:
218104ea6575SKrishna Gudipati bfa_fcport_reset_linkinfo(fcport);
218204ea6575SKrishna Gudipati bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISCONNECT);
218304ea6575SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_faa_misconfig);
218404ea6575SKrishna Gudipati break;
218504ea6575SKrishna Gudipati
2186a36c61f9SKrishna Gudipati default:
2187a36c61f9SKrishna Gudipati bfa_sm_fault(fcport->bfa, event);
2188a36c61f9SKrishna Gudipati }
2189a36c61f9SKrishna Gudipati }
2190a36c61f9SKrishna Gudipati
2191a36c61f9SKrishna Gudipati static void
bfa_fcport_sm_linkdown(struct bfa_fcport_s * fcport,enum bfa_fcport_sm_event event)2192a36c61f9SKrishna Gudipati bfa_fcport_sm_linkdown(struct bfa_fcport_s *fcport,
2193a36c61f9SKrishna Gudipati enum bfa_fcport_sm_event event)
2194a36c61f9SKrishna Gudipati {
2195a36c61f9SKrishna Gudipati struct bfi_fcport_event_s *pevent = fcport->event_arg.i2hmsg.event;
2196a36c61f9SKrishna Gudipati char pwwn_buf[BFA_STRING_32];
2197a36c61f9SKrishna Gudipati struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad;
2198a36c61f9SKrishna Gudipati
2199a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, event);
2200a36c61f9SKrishna Gudipati
2201a36c61f9SKrishna Gudipati switch (event) {
2202a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_LINKUP:
2203a36c61f9SKrishna Gudipati bfa_fcport_update_linkinfo(fcport);
2204a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_linkup);
2205d4b671c5SJing Huang WARN_ON(!fcport->event_cbfn);
2206a36c61f9SKrishna Gudipati bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL,
2207a36c61f9SKrishna Gudipati BFA_PL_EID_PORT_ST_CHANGE, 0, "Port Linkup");
2208a36c61f9SKrishna Gudipati if (!bfa_ioc_get_fcmode(&fcport->bfa->ioc)) {
2209a36c61f9SKrishna Gudipati
2210a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa,
2211bc0e2c2aSKrishna Gudipati pevent->link_state.attr.vc_fcf.fcf.fipenabled);
2212a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa,
2213bc0e2c2aSKrishna Gudipati pevent->link_state.attr.vc_fcf.fcf.fipfailed);
2214a36c61f9SKrishna Gudipati
2215bc0e2c2aSKrishna Gudipati if (pevent->link_state.attr.vc_fcf.fcf.fipfailed)
2216a36c61f9SKrishna Gudipati bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL,
2217a36c61f9SKrishna Gudipati BFA_PL_EID_FIP_FCF_DISC, 0,
2218a36c61f9SKrishna Gudipati "FIP FCF Discovery Failed");
2219a36c61f9SKrishna Gudipati else
2220a36c61f9SKrishna Gudipati bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL,
2221a36c61f9SKrishna Gudipati BFA_PL_EID_FIP_FCF_DISC, 0,
2222a36c61f9SKrishna Gudipati "FIP FCF Discovered");
2223a36c61f9SKrishna Gudipati }
2224a36c61f9SKrishna Gudipati
2225a36c61f9SKrishna Gudipati bfa_fcport_scn(fcport, BFA_PORT_LINKUP, BFA_FALSE);
2226a36c61f9SKrishna Gudipati wwn2str(pwwn_buf, fcport->pwwn);
222788166242SJing Huang BFA_LOG(KERN_INFO, bfad, bfa_log_level,
2228a36c61f9SKrishna Gudipati "Base port online: WWN = %s\n", pwwn_buf);
22297826f304SKrishna Gudipati bfa_fcport_aen_post(fcport, BFA_PORT_AEN_ONLINE);
22303ec4f2c8SKrishna Gudipati
22313ec4f2c8SKrishna Gudipati /* If QoS is enabled and it is not online, send AEN */
22323ec4f2c8SKrishna Gudipati if (fcport->cfg.qos_enabled &&
22333ec4f2c8SKrishna Gudipati fcport->qos_attr.state != BFA_QOS_ONLINE)
22343ec4f2c8SKrishna Gudipati bfa_fcport_aen_post(fcport, BFA_PORT_AEN_QOS_NEG);
2235a36c61f9SKrishna Gudipati break;
2236a36c61f9SKrishna Gudipati
2237a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_LINKDOWN:
22385fbe25c7SJing Huang /*
2239a36c61f9SKrishna Gudipati * Possible to get link down event.
2240a36c61f9SKrishna Gudipati */
2241a36c61f9SKrishna Gudipati break;
2242a36c61f9SKrishna Gudipati
2243a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_ENABLE:
22445fbe25c7SJing Huang /*
2245a36c61f9SKrishna Gudipati * Already enabled.
2246a36c61f9SKrishna Gudipati */
2247a36c61f9SKrishna Gudipati break;
2248a36c61f9SKrishna Gudipati
2249a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_DISABLE:
2250a36c61f9SKrishna Gudipati if (bfa_fcport_send_disable(fcport))
2251a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_disabling);
2252a36c61f9SKrishna Gudipati else
2253a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport,
2254a36c61f9SKrishna Gudipati bfa_fcport_sm_disabling_qwait);
2255a36c61f9SKrishna Gudipati
2256a36c61f9SKrishna Gudipati bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL,
2257a36c61f9SKrishna Gudipati BFA_PL_EID_PORT_DISABLE, 0, "Port Disable");
2258a36c61f9SKrishna Gudipati wwn2str(pwwn_buf, fcport->pwwn);
225988166242SJing Huang BFA_LOG(KERN_INFO, bfad, bfa_log_level,
2260a36c61f9SKrishna Gudipati "Base port disabled: WWN = %s\n", pwwn_buf);
22617826f304SKrishna Gudipati bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISABLE);
2262a36c61f9SKrishna Gudipati break;
2263a36c61f9SKrishna Gudipati
2264a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_STOP:
2265a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_stopped);
2266a36c61f9SKrishna Gudipati break;
2267a36c61f9SKrishna Gudipati
2268a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_HWFAIL:
2269a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown);
2270a36c61f9SKrishna Gudipati break;
2271a36c61f9SKrishna Gudipati
227204ea6575SKrishna Gudipati case BFA_FCPORT_SM_FAA_MISCONFIG:
227304ea6575SKrishna Gudipati bfa_fcport_reset_linkinfo(fcport);
227404ea6575SKrishna Gudipati bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISCONNECT);
227504ea6575SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_faa_misconfig);
227604ea6575SKrishna Gudipati break;
227704ea6575SKrishna Gudipati
2278a36c61f9SKrishna Gudipati default:
2279a36c61f9SKrishna Gudipati bfa_sm_fault(fcport->bfa, event);
2280a36c61f9SKrishna Gudipati }
2281a36c61f9SKrishna Gudipati }
2282a36c61f9SKrishna Gudipati
2283a36c61f9SKrishna Gudipati static void
bfa_fcport_sm_linkup(struct bfa_fcport_s * fcport,enum bfa_fcport_sm_event event)2284a36c61f9SKrishna Gudipati bfa_fcport_sm_linkup(struct bfa_fcport_s *fcport,
2285a36c61f9SKrishna Gudipati enum bfa_fcport_sm_event event)
2286a36c61f9SKrishna Gudipati {
2287a36c61f9SKrishna Gudipati char pwwn_buf[BFA_STRING_32];
2288a36c61f9SKrishna Gudipati struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad;
2289a36c61f9SKrishna Gudipati
2290a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, event);
2291a36c61f9SKrishna Gudipati
2292a36c61f9SKrishna Gudipati switch (event) {
2293a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_ENABLE:
22945fbe25c7SJing Huang /*
2295a36c61f9SKrishna Gudipati * Already enabled.
2296a36c61f9SKrishna Gudipati */
2297a36c61f9SKrishna Gudipati break;
2298a36c61f9SKrishna Gudipati
2299a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_DISABLE:
2300a36c61f9SKrishna Gudipati if (bfa_fcport_send_disable(fcport))
2301a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_disabling);
2302a36c61f9SKrishna Gudipati else
2303a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport,
2304a36c61f9SKrishna Gudipati bfa_fcport_sm_disabling_qwait);
2305a36c61f9SKrishna Gudipati
2306a36c61f9SKrishna Gudipati bfa_fcport_reset_linkinfo(fcport);
2307a36c61f9SKrishna Gudipati bfa_fcport_scn(fcport, BFA_PORT_LINKDOWN, BFA_FALSE);
2308a36c61f9SKrishna Gudipati bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL,
2309a36c61f9SKrishna Gudipati BFA_PL_EID_PORT_DISABLE, 0, "Port Disable");
2310a36c61f9SKrishna Gudipati wwn2str(pwwn_buf, fcport->pwwn);
231188166242SJing Huang BFA_LOG(KERN_INFO, bfad, bfa_log_level,
2312a36c61f9SKrishna Gudipati "Base port offline: WWN = %s\n", pwwn_buf);
23137826f304SKrishna Gudipati bfa_fcport_aen_post(fcport, BFA_PORT_AEN_OFFLINE);
231488166242SJing Huang BFA_LOG(KERN_INFO, bfad, bfa_log_level,
2315a36c61f9SKrishna Gudipati "Base port disabled: WWN = %s\n", pwwn_buf);
23167826f304SKrishna Gudipati bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISABLE);
2317a36c61f9SKrishna Gudipati break;
2318a36c61f9SKrishna Gudipati
2319a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_LINKDOWN:
2320a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_linkdown);
2321a36c61f9SKrishna Gudipati bfa_fcport_reset_linkinfo(fcport);
2322a36c61f9SKrishna Gudipati bfa_fcport_scn(fcport, BFA_PORT_LINKDOWN, BFA_FALSE);
2323a36c61f9SKrishna Gudipati bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL,
2324a36c61f9SKrishna Gudipati BFA_PL_EID_PORT_ST_CHANGE, 0, "Port Linkdown");
2325a36c61f9SKrishna Gudipati wwn2str(pwwn_buf, fcport->pwwn);
23267826f304SKrishna Gudipati if (BFA_PORT_IS_DISABLED(fcport->bfa)) {
232788166242SJing Huang BFA_LOG(KERN_INFO, bfad, bfa_log_level,
2328a36c61f9SKrishna Gudipati "Base port offline: WWN = %s\n", pwwn_buf);
23297826f304SKrishna Gudipati bfa_fcport_aen_post(fcport, BFA_PORT_AEN_OFFLINE);
23307826f304SKrishna Gudipati } else {
233188166242SJing Huang BFA_LOG(KERN_ERR, bfad, bfa_log_level,
2332a36c61f9SKrishna Gudipati "Base port (WWN = %s) "
2333a36c61f9SKrishna Gudipati "lost fabric connectivity\n", pwwn_buf);
23347826f304SKrishna Gudipati bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISCONNECT);
23357826f304SKrishna Gudipati }
2336a36c61f9SKrishna Gudipati break;
2337a36c61f9SKrishna Gudipati
2338a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_STOP:
2339a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_stopped);
2340a36c61f9SKrishna Gudipati bfa_fcport_reset_linkinfo(fcport);
2341a36c61f9SKrishna Gudipati wwn2str(pwwn_buf, fcport->pwwn);
23427826f304SKrishna Gudipati if (BFA_PORT_IS_DISABLED(fcport->bfa)) {
234388166242SJing Huang BFA_LOG(KERN_INFO, bfad, bfa_log_level,
2344a36c61f9SKrishna Gudipati "Base port offline: WWN = %s\n", pwwn_buf);
23457826f304SKrishna Gudipati bfa_fcport_aen_post(fcport, BFA_PORT_AEN_OFFLINE);
23467826f304SKrishna Gudipati } else {
234788166242SJing Huang BFA_LOG(KERN_ERR, bfad, bfa_log_level,
2348a36c61f9SKrishna Gudipati "Base port (WWN = %s) "
2349a36c61f9SKrishna Gudipati "lost fabric connectivity\n", pwwn_buf);
23507826f304SKrishna Gudipati bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISCONNECT);
23517826f304SKrishna Gudipati }
2352a36c61f9SKrishna Gudipati break;
2353a36c61f9SKrishna Gudipati
2354a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_HWFAIL:
2355a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown);
2356a36c61f9SKrishna Gudipati bfa_fcport_reset_linkinfo(fcport);
2357a36c61f9SKrishna Gudipati bfa_fcport_scn(fcport, BFA_PORT_LINKDOWN, BFA_FALSE);
2358a36c61f9SKrishna Gudipati wwn2str(pwwn_buf, fcport->pwwn);
23597826f304SKrishna Gudipati if (BFA_PORT_IS_DISABLED(fcport->bfa)) {
236088166242SJing Huang BFA_LOG(KERN_INFO, bfad, bfa_log_level,
2361a36c61f9SKrishna Gudipati "Base port offline: WWN = %s\n", pwwn_buf);
23627826f304SKrishna Gudipati bfa_fcport_aen_post(fcport, BFA_PORT_AEN_OFFLINE);
23637826f304SKrishna Gudipati } else {
236488166242SJing Huang BFA_LOG(KERN_ERR, bfad, bfa_log_level,
2365a36c61f9SKrishna Gudipati "Base port (WWN = %s) "
2366a36c61f9SKrishna Gudipati "lost fabric connectivity\n", pwwn_buf);
23677826f304SKrishna Gudipati bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISCONNECT);
23687826f304SKrishna Gudipati }
2369a36c61f9SKrishna Gudipati break;
2370a36c61f9SKrishna Gudipati
237104ea6575SKrishna Gudipati case BFA_FCPORT_SM_FAA_MISCONFIG:
237204ea6575SKrishna Gudipati bfa_fcport_reset_linkinfo(fcport);
237304ea6575SKrishna Gudipati bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISCONNECT);
237404ea6575SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_faa_misconfig);
237504ea6575SKrishna Gudipati break;
237604ea6575SKrishna Gudipati
2377a36c61f9SKrishna Gudipati default:
2378a36c61f9SKrishna Gudipati bfa_sm_fault(fcport->bfa, event);
2379a36c61f9SKrishna Gudipati }
2380a36c61f9SKrishna Gudipati }
2381a36c61f9SKrishna Gudipati
2382a36c61f9SKrishna Gudipati static void
bfa_fcport_sm_disabling_qwait(struct bfa_fcport_s * fcport,enum bfa_fcport_sm_event event)2383a36c61f9SKrishna Gudipati bfa_fcport_sm_disabling_qwait(struct bfa_fcport_s *fcport,
2384a36c61f9SKrishna Gudipati enum bfa_fcport_sm_event event)
2385a36c61f9SKrishna Gudipati {
2386a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, event);
2387a36c61f9SKrishna Gudipati
2388a36c61f9SKrishna Gudipati switch (event) {
2389a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_QRESUME:
2390a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_disabling);
2391a36c61f9SKrishna Gudipati bfa_fcport_send_disable(fcport);
2392a36c61f9SKrishna Gudipati break;
2393a36c61f9SKrishna Gudipati
2394a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_STOP:
2395a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_stopped);
2396a36c61f9SKrishna Gudipati bfa_reqq_wcancel(&fcport->reqq_wait);
2397a36c61f9SKrishna Gudipati break;
2398a36c61f9SKrishna Gudipati
2399a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_ENABLE:
2400a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_toggling_qwait);
2401a36c61f9SKrishna Gudipati break;
2402a36c61f9SKrishna Gudipati
2403a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_DISABLE:
24045fbe25c7SJing Huang /*
2405a36c61f9SKrishna Gudipati * Already being disabled.
2406a36c61f9SKrishna Gudipati */
2407a36c61f9SKrishna Gudipati break;
2408a36c61f9SKrishna Gudipati
2409a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_LINKUP:
2410a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_LINKDOWN:
24115fbe25c7SJing Huang /*
2412a36c61f9SKrishna Gudipati * Possible to get link events when doing back-to-back
2413a36c61f9SKrishna Gudipati * enable/disables.
2414a36c61f9SKrishna Gudipati */
2415a36c61f9SKrishna Gudipati break;
2416a36c61f9SKrishna Gudipati
2417a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_HWFAIL:
2418a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_iocfail);
2419a36c61f9SKrishna Gudipati bfa_reqq_wcancel(&fcport->reqq_wait);
2420a36c61f9SKrishna Gudipati break;
2421a36c61f9SKrishna Gudipati
242204ea6575SKrishna Gudipati case BFA_FCPORT_SM_FAA_MISCONFIG:
242304ea6575SKrishna Gudipati bfa_fcport_reset_linkinfo(fcport);
242404ea6575SKrishna Gudipati bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISCONNECT);
242504ea6575SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_faa_misconfig);
242604ea6575SKrishna Gudipati break;
242704ea6575SKrishna Gudipati
2428a36c61f9SKrishna Gudipati default:
2429a36c61f9SKrishna Gudipati bfa_sm_fault(fcport->bfa, event);
2430a36c61f9SKrishna Gudipati }
2431a36c61f9SKrishna Gudipati }
2432a36c61f9SKrishna Gudipati
2433a36c61f9SKrishna Gudipati static void
bfa_fcport_sm_toggling_qwait(struct bfa_fcport_s * fcport,enum bfa_fcport_sm_event event)2434a36c61f9SKrishna Gudipati bfa_fcport_sm_toggling_qwait(struct bfa_fcport_s *fcport,
2435a36c61f9SKrishna Gudipati enum bfa_fcport_sm_event event)
2436a36c61f9SKrishna Gudipati {
2437a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, event);
2438a36c61f9SKrishna Gudipati
2439a36c61f9SKrishna Gudipati switch (event) {
2440a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_QRESUME:
2441a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_disabling);
2442a36c61f9SKrishna Gudipati bfa_fcport_send_disable(fcport);
2443a36c61f9SKrishna Gudipati if (bfa_fcport_send_enable(fcport))
2444a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_enabling);
2445a36c61f9SKrishna Gudipati else
2446a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport,
2447a36c61f9SKrishna Gudipati bfa_fcport_sm_enabling_qwait);
2448a36c61f9SKrishna Gudipati break;
2449a36c61f9SKrishna Gudipati
2450a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_STOP:
2451a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_stopped);
2452a36c61f9SKrishna Gudipati bfa_reqq_wcancel(&fcport->reqq_wait);
2453a36c61f9SKrishna Gudipati break;
2454a36c61f9SKrishna Gudipati
2455a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_ENABLE:
2456a36c61f9SKrishna Gudipati break;
2457a36c61f9SKrishna Gudipati
2458a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_DISABLE:
2459a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_disabling_qwait);
2460a36c61f9SKrishna Gudipati break;
2461a36c61f9SKrishna Gudipati
2462a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_LINKUP:
2463a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_LINKDOWN:
24645fbe25c7SJing Huang /*
2465a36c61f9SKrishna Gudipati * Possible to get link events when doing back-to-back
2466a36c61f9SKrishna Gudipati * enable/disables.
2467a36c61f9SKrishna Gudipati */
2468a36c61f9SKrishna Gudipati break;
2469a36c61f9SKrishna Gudipati
2470a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_HWFAIL:
2471a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_iocfail);
2472a36c61f9SKrishna Gudipati bfa_reqq_wcancel(&fcport->reqq_wait);
2473a36c61f9SKrishna Gudipati break;
2474a36c61f9SKrishna Gudipati
2475a36c61f9SKrishna Gudipati default:
2476a36c61f9SKrishna Gudipati bfa_sm_fault(fcport->bfa, event);
2477a36c61f9SKrishna Gudipati }
2478a36c61f9SKrishna Gudipati }
2479a36c61f9SKrishna Gudipati
2480a36c61f9SKrishna Gudipati static void
bfa_fcport_sm_disabling(struct bfa_fcport_s * fcport,enum bfa_fcport_sm_event event)2481a36c61f9SKrishna Gudipati bfa_fcport_sm_disabling(struct bfa_fcport_s *fcport,
2482a36c61f9SKrishna Gudipati enum bfa_fcport_sm_event event)
2483a36c61f9SKrishna Gudipati {
2484a36c61f9SKrishna Gudipati char pwwn_buf[BFA_STRING_32];
2485a36c61f9SKrishna Gudipati struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad;
2486a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, event);
2487a36c61f9SKrishna Gudipati
2488a36c61f9SKrishna Gudipati switch (event) {
2489a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_FWRSP:
2490a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_disabled);
2491a36c61f9SKrishna Gudipati break;
2492a36c61f9SKrishna Gudipati
2493a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_DISABLE:
24945fbe25c7SJing Huang /*
2495a36c61f9SKrishna Gudipati * Already being disabled.
2496a36c61f9SKrishna Gudipati */
2497a36c61f9SKrishna Gudipati break;
2498a36c61f9SKrishna Gudipati
2499a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_ENABLE:
2500a36c61f9SKrishna Gudipati if (bfa_fcport_send_enable(fcport))
2501a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_enabling);
2502a36c61f9SKrishna Gudipati else
2503a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport,
2504a36c61f9SKrishna Gudipati bfa_fcport_sm_enabling_qwait);
2505a36c61f9SKrishna Gudipati
2506a36c61f9SKrishna Gudipati bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL,
2507a36c61f9SKrishna Gudipati BFA_PL_EID_PORT_ENABLE, 0, "Port Enable");
2508a36c61f9SKrishna Gudipati wwn2str(pwwn_buf, fcport->pwwn);
250988166242SJing Huang BFA_LOG(KERN_INFO, bfad, bfa_log_level,
2510a36c61f9SKrishna Gudipati "Base port enabled: WWN = %s\n", pwwn_buf);
25117826f304SKrishna Gudipati bfa_fcport_aen_post(fcport, BFA_PORT_AEN_ENABLE);
2512a36c61f9SKrishna Gudipati break;
2513a36c61f9SKrishna Gudipati
2514a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_STOP:
2515a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_stopped);
2516a36c61f9SKrishna Gudipati break;
2517a36c61f9SKrishna Gudipati
2518a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_LINKUP:
2519a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_LINKDOWN:
25205fbe25c7SJing Huang /*
2521a36c61f9SKrishna Gudipati * Possible to get link events when doing back-to-back
2522a36c61f9SKrishna Gudipati * enable/disables.
2523a36c61f9SKrishna Gudipati */
2524a36c61f9SKrishna Gudipati break;
2525a36c61f9SKrishna Gudipati
2526a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_HWFAIL:
2527a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_iocfail);
2528a36c61f9SKrishna Gudipati break;
2529a36c61f9SKrishna Gudipati
2530a36c61f9SKrishna Gudipati default:
2531a36c61f9SKrishna Gudipati bfa_sm_fault(fcport->bfa, event);
2532a36c61f9SKrishna Gudipati }
2533a36c61f9SKrishna Gudipati }
2534a36c61f9SKrishna Gudipati
2535a36c61f9SKrishna Gudipati static void
bfa_fcport_sm_disabled(struct bfa_fcport_s * fcport,enum bfa_fcport_sm_event event)2536a36c61f9SKrishna Gudipati bfa_fcport_sm_disabled(struct bfa_fcport_s *fcport,
2537a36c61f9SKrishna Gudipati enum bfa_fcport_sm_event event)
2538a36c61f9SKrishna Gudipati {
2539a36c61f9SKrishna Gudipati char pwwn_buf[BFA_STRING_32];
2540a36c61f9SKrishna Gudipati struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad;
2541a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, event);
2542a36c61f9SKrishna Gudipati
2543a36c61f9SKrishna Gudipati switch (event) {
2544a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_START:
25455fbe25c7SJing Huang /*
2546a36c61f9SKrishna Gudipati * Ignore start event for a port that is disabled.
2547a36c61f9SKrishna Gudipati */
2548a36c61f9SKrishna Gudipati break;
2549a36c61f9SKrishna Gudipati
2550a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_STOP:
2551a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_stopped);
2552a36c61f9SKrishna Gudipati break;
2553a36c61f9SKrishna Gudipati
2554a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_ENABLE:
2555a36c61f9SKrishna Gudipati if (bfa_fcport_send_enable(fcport))
2556a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_enabling);
2557a36c61f9SKrishna Gudipati else
2558a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport,
2559a36c61f9SKrishna Gudipati bfa_fcport_sm_enabling_qwait);
2560a36c61f9SKrishna Gudipati
2561a36c61f9SKrishna Gudipati bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL,
2562a36c61f9SKrishna Gudipati BFA_PL_EID_PORT_ENABLE, 0, "Port Enable");
2563a36c61f9SKrishna Gudipati wwn2str(pwwn_buf, fcport->pwwn);
256488166242SJing Huang BFA_LOG(KERN_INFO, bfad, bfa_log_level,
2565a36c61f9SKrishna Gudipati "Base port enabled: WWN = %s\n", pwwn_buf);
25667826f304SKrishna Gudipati bfa_fcport_aen_post(fcport, BFA_PORT_AEN_ENABLE);
2567a36c61f9SKrishna Gudipati break;
2568a36c61f9SKrishna Gudipati
2569a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_DISABLE:
25705fbe25c7SJing Huang /*
2571a36c61f9SKrishna Gudipati * Already disabled.
2572a36c61f9SKrishna Gudipati */
2573a36c61f9SKrishna Gudipati break;
2574a36c61f9SKrishna Gudipati
2575a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_HWFAIL:
2576a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_iocfail);
2577a36c61f9SKrishna Gudipati break;
2578a36c61f9SKrishna Gudipati
2579e353546eSKrishna Gudipati case BFA_FCPORT_SM_DPORTENABLE:
2580e353546eSKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_dport);
2581e353546eSKrishna Gudipati break;
2582e353546eSKrishna Gudipati
25831a898a79SVijaya Mohan Guvva case BFA_FCPORT_SM_DDPORTENABLE:
25841a898a79SVijaya Mohan Guvva bfa_sm_set_state(fcport, bfa_fcport_sm_ddport);
25851a898a79SVijaya Mohan Guvva break;
25861a898a79SVijaya Mohan Guvva
2587a36c61f9SKrishna Gudipati default:
2588a36c61f9SKrishna Gudipati bfa_sm_fault(fcport->bfa, event);
2589a36c61f9SKrishna Gudipati }
2590a36c61f9SKrishna Gudipati }
2591a36c61f9SKrishna Gudipati
2592a36c61f9SKrishna Gudipati static void
bfa_fcport_sm_stopped(struct bfa_fcport_s * fcport,enum bfa_fcport_sm_event event)2593a36c61f9SKrishna Gudipati bfa_fcport_sm_stopped(struct bfa_fcport_s *fcport,
2594a36c61f9SKrishna Gudipati enum bfa_fcport_sm_event event)
2595a36c61f9SKrishna Gudipati {
2596a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, event);
2597a36c61f9SKrishna Gudipati
2598a36c61f9SKrishna Gudipati switch (event) {
2599a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_START:
2600a36c61f9SKrishna Gudipati if (bfa_fcport_send_enable(fcport))
2601a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_enabling);
2602a36c61f9SKrishna Gudipati else
2603a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport,
2604a36c61f9SKrishna Gudipati bfa_fcport_sm_enabling_qwait);
2605a36c61f9SKrishna Gudipati break;
2606a36c61f9SKrishna Gudipati
2607a36c61f9SKrishna Gudipati default:
26085fbe25c7SJing Huang /*
2609a36c61f9SKrishna Gudipati * Ignore all other events.
2610a36c61f9SKrishna Gudipati */
2611a36c61f9SKrishna Gudipati ;
2612a36c61f9SKrishna Gudipati }
2613a36c61f9SKrishna Gudipati }
2614a36c61f9SKrishna Gudipati
26155fbe25c7SJing Huang /*
2616a36c61f9SKrishna Gudipati * Port is enabled. IOC is down/failed.
2617a36c61f9SKrishna Gudipati */
2618a36c61f9SKrishna Gudipati static void
bfa_fcport_sm_iocdown(struct bfa_fcport_s * fcport,enum bfa_fcport_sm_event event)2619a36c61f9SKrishna Gudipati bfa_fcport_sm_iocdown(struct bfa_fcport_s *fcport,
2620a36c61f9SKrishna Gudipati enum bfa_fcport_sm_event event)
2621a36c61f9SKrishna Gudipati {
2622a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, event);
2623a36c61f9SKrishna Gudipati
2624a36c61f9SKrishna Gudipati switch (event) {
2625a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_START:
2626a36c61f9SKrishna Gudipati if (bfa_fcport_send_enable(fcport))
2627a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_enabling);
2628a36c61f9SKrishna Gudipati else
2629a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport,
2630a36c61f9SKrishna Gudipati bfa_fcport_sm_enabling_qwait);
2631a36c61f9SKrishna Gudipati break;
2632a36c61f9SKrishna Gudipati
2633a36c61f9SKrishna Gudipati default:
26345fbe25c7SJing Huang /*
2635a36c61f9SKrishna Gudipati * Ignore all events.
2636a36c61f9SKrishna Gudipati */
2637a36c61f9SKrishna Gudipati ;
2638a36c61f9SKrishna Gudipati }
2639a36c61f9SKrishna Gudipati }
2640a36c61f9SKrishna Gudipati
26415fbe25c7SJing Huang /*
2642a36c61f9SKrishna Gudipati * Port is disabled. IOC is down/failed.
2643a36c61f9SKrishna Gudipati */
2644a36c61f9SKrishna Gudipati static void
bfa_fcport_sm_iocfail(struct bfa_fcport_s * fcport,enum bfa_fcport_sm_event event)2645a36c61f9SKrishna Gudipati bfa_fcport_sm_iocfail(struct bfa_fcport_s *fcport,
2646a36c61f9SKrishna Gudipati enum bfa_fcport_sm_event event)
2647a36c61f9SKrishna Gudipati {
2648a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, event);
2649a36c61f9SKrishna Gudipati
2650a36c61f9SKrishna Gudipati switch (event) {
2651a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_START:
2652a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_disabled);
2653a36c61f9SKrishna Gudipati break;
2654a36c61f9SKrishna Gudipati
2655a36c61f9SKrishna Gudipati case BFA_FCPORT_SM_ENABLE:
2656a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown);
2657a36c61f9SKrishna Gudipati break;
2658a36c61f9SKrishna Gudipati
2659a36c61f9SKrishna Gudipati default:
26605fbe25c7SJing Huang /*
2661a36c61f9SKrishna Gudipati * Ignore all events.
2662a36c61f9SKrishna Gudipati */
2663a36c61f9SKrishna Gudipati ;
2664a36c61f9SKrishna Gudipati }
2665a36c61f9SKrishna Gudipati }
2666a36c61f9SKrishna Gudipati
2667e353546eSKrishna Gudipati static void
bfa_fcport_sm_dport(struct bfa_fcport_s * fcport,enum bfa_fcport_sm_event event)2668e353546eSKrishna Gudipati bfa_fcport_sm_dport(struct bfa_fcport_s *fcport, enum bfa_fcport_sm_event event)
2669e353546eSKrishna Gudipati {
2670e353546eSKrishna Gudipati bfa_trc(fcport->bfa, event);
2671e353546eSKrishna Gudipati
2672e353546eSKrishna Gudipati switch (event) {
2673e353546eSKrishna Gudipati case BFA_FCPORT_SM_DPORTENABLE:
2674e353546eSKrishna Gudipati case BFA_FCPORT_SM_DISABLE:
2675e353546eSKrishna Gudipati case BFA_FCPORT_SM_ENABLE:
2676e353546eSKrishna Gudipati case BFA_FCPORT_SM_START:
2677e353546eSKrishna Gudipati /*
2678e353546eSKrishna Gudipati * Ignore event for a port that is dport
2679e353546eSKrishna Gudipati */
2680e353546eSKrishna Gudipati break;
2681e353546eSKrishna Gudipati
2682e353546eSKrishna Gudipati case BFA_FCPORT_SM_STOP:
2683e353546eSKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_stopped);
2684e353546eSKrishna Gudipati break;
2685e353546eSKrishna Gudipati
2686e353546eSKrishna Gudipati case BFA_FCPORT_SM_HWFAIL:
2687e353546eSKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_iocfail);
2688e353546eSKrishna Gudipati break;
2689e353546eSKrishna Gudipati
2690e353546eSKrishna Gudipati case BFA_FCPORT_SM_DPORTDISABLE:
2691e353546eSKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_disabled);
2692e353546eSKrishna Gudipati break;
2693e353546eSKrishna Gudipati
2694e353546eSKrishna Gudipati default:
2695e353546eSKrishna Gudipati bfa_sm_fault(fcport->bfa, event);
2696e353546eSKrishna Gudipati }
2697e353546eSKrishna Gudipati }
2698e353546eSKrishna Gudipati
269904ea6575SKrishna Gudipati static void
bfa_fcport_sm_ddport(struct bfa_fcport_s * fcport,enum bfa_fcport_sm_event event)27001a898a79SVijaya Mohan Guvva bfa_fcport_sm_ddport(struct bfa_fcport_s *fcport,
27011a898a79SVijaya Mohan Guvva enum bfa_fcport_sm_event event)
27021a898a79SVijaya Mohan Guvva {
27031a898a79SVijaya Mohan Guvva bfa_trc(fcport->bfa, event);
27041a898a79SVijaya Mohan Guvva
27051a898a79SVijaya Mohan Guvva switch (event) {
27061a898a79SVijaya Mohan Guvva case BFA_FCPORT_SM_DISABLE:
27071a898a79SVijaya Mohan Guvva case BFA_FCPORT_SM_DDPORTDISABLE:
27081a898a79SVijaya Mohan Guvva bfa_sm_set_state(fcport, bfa_fcport_sm_disabled);
27091a898a79SVijaya Mohan Guvva break;
27101a898a79SVijaya Mohan Guvva
27111a898a79SVijaya Mohan Guvva case BFA_FCPORT_SM_DPORTENABLE:
27121a898a79SVijaya Mohan Guvva case BFA_FCPORT_SM_DPORTDISABLE:
27131a898a79SVijaya Mohan Guvva case BFA_FCPORT_SM_ENABLE:
27141a898a79SVijaya Mohan Guvva case BFA_FCPORT_SM_START:
271520e73cb1SLee Jones /*
27161a898a79SVijaya Mohan Guvva * Ignore event for a port that is ddport
27171a898a79SVijaya Mohan Guvva */
27181a898a79SVijaya Mohan Guvva break;
27191a898a79SVijaya Mohan Guvva
27201a898a79SVijaya Mohan Guvva case BFA_FCPORT_SM_STOP:
27211a898a79SVijaya Mohan Guvva bfa_sm_set_state(fcport, bfa_fcport_sm_stopped);
27221a898a79SVijaya Mohan Guvva break;
27231a898a79SVijaya Mohan Guvva
27241a898a79SVijaya Mohan Guvva case BFA_FCPORT_SM_HWFAIL:
27251a898a79SVijaya Mohan Guvva bfa_sm_set_state(fcport, bfa_fcport_sm_iocfail);
27261a898a79SVijaya Mohan Guvva break;
27271a898a79SVijaya Mohan Guvva
27281a898a79SVijaya Mohan Guvva default:
27291a898a79SVijaya Mohan Guvva bfa_sm_fault(fcport->bfa, event);
27301a898a79SVijaya Mohan Guvva }
27311a898a79SVijaya Mohan Guvva }
27321a898a79SVijaya Mohan Guvva
27331a898a79SVijaya Mohan Guvva static void
bfa_fcport_sm_faa_misconfig(struct bfa_fcport_s * fcport,enum bfa_fcport_sm_event event)273404ea6575SKrishna Gudipati bfa_fcport_sm_faa_misconfig(struct bfa_fcport_s *fcport,
273504ea6575SKrishna Gudipati enum bfa_fcport_sm_event event)
273604ea6575SKrishna Gudipati {
273704ea6575SKrishna Gudipati bfa_trc(fcport->bfa, event);
273804ea6575SKrishna Gudipati
273904ea6575SKrishna Gudipati switch (event) {
274004ea6575SKrishna Gudipati case BFA_FCPORT_SM_DPORTENABLE:
274104ea6575SKrishna Gudipati case BFA_FCPORT_SM_ENABLE:
274204ea6575SKrishna Gudipati case BFA_FCPORT_SM_START:
274304ea6575SKrishna Gudipati /*
274404ea6575SKrishna Gudipati * Ignore event for a port as there is FAA misconfig
274504ea6575SKrishna Gudipati */
274604ea6575SKrishna Gudipati break;
274704ea6575SKrishna Gudipati
274804ea6575SKrishna Gudipati case BFA_FCPORT_SM_DISABLE:
274904ea6575SKrishna Gudipati if (bfa_fcport_send_disable(fcport))
275004ea6575SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_disabling);
275104ea6575SKrishna Gudipati else
275204ea6575SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_disabling_qwait);
275304ea6575SKrishna Gudipati
275404ea6575SKrishna Gudipati bfa_fcport_reset_linkinfo(fcport);
275504ea6575SKrishna Gudipati bfa_fcport_scn(fcport, BFA_PORT_LINKDOWN, BFA_FALSE);
275604ea6575SKrishna Gudipati bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL,
275704ea6575SKrishna Gudipati BFA_PL_EID_PORT_DISABLE, 0, "Port Disable");
275804ea6575SKrishna Gudipati bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISABLE);
275904ea6575SKrishna Gudipati break;
276004ea6575SKrishna Gudipati
276104ea6575SKrishna Gudipati case BFA_FCPORT_SM_STOP:
276204ea6575SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_stopped);
276304ea6575SKrishna Gudipati break;
276404ea6575SKrishna Gudipati
276504ea6575SKrishna Gudipati case BFA_FCPORT_SM_HWFAIL:
276604ea6575SKrishna Gudipati bfa_fcport_reset_linkinfo(fcport);
276704ea6575SKrishna Gudipati bfa_fcport_scn(fcport, BFA_PORT_LINKDOWN, BFA_FALSE);
276804ea6575SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown);
276904ea6575SKrishna Gudipati break;
277004ea6575SKrishna Gudipati
277104ea6575SKrishna Gudipati default:
277204ea6575SKrishna Gudipati bfa_sm_fault(fcport->bfa, event);
277304ea6575SKrishna Gudipati }
277404ea6575SKrishna Gudipati }
277504ea6575SKrishna Gudipati
27765fbe25c7SJing Huang /*
2777a36c61f9SKrishna Gudipati * Link state is down
2778a36c61f9SKrishna Gudipati */
2779a36c61f9SKrishna Gudipati static void
bfa_fcport_ln_sm_dn(struct bfa_fcport_ln_s * ln,enum bfa_fcport_ln_sm_event event)2780a36c61f9SKrishna Gudipati bfa_fcport_ln_sm_dn(struct bfa_fcport_ln_s *ln,
2781a36c61f9SKrishna Gudipati enum bfa_fcport_ln_sm_event event)
2782a36c61f9SKrishna Gudipati {
2783a36c61f9SKrishna Gudipati bfa_trc(ln->fcport->bfa, event);
2784a36c61f9SKrishna Gudipati
2785a36c61f9SKrishna Gudipati switch (event) {
2786a36c61f9SKrishna Gudipati case BFA_FCPORT_LN_SM_LINKUP:
2787a36c61f9SKrishna Gudipati bfa_sm_set_state(ln, bfa_fcport_ln_sm_up_nf);
2788a36c61f9SKrishna Gudipati bfa_fcport_queue_cb(ln, BFA_PORT_LINKUP);
2789a36c61f9SKrishna Gudipati break;
2790a36c61f9SKrishna Gudipati
2791a36c61f9SKrishna Gudipati default:
2792a36c61f9SKrishna Gudipati bfa_sm_fault(ln->fcport->bfa, event);
2793a36c61f9SKrishna Gudipati }
2794a36c61f9SKrishna Gudipati }
2795a36c61f9SKrishna Gudipati
27965fbe25c7SJing Huang /*
2797a36c61f9SKrishna Gudipati * Link state is waiting for down notification
2798a36c61f9SKrishna Gudipati */
2799a36c61f9SKrishna Gudipati static void
bfa_fcport_ln_sm_dn_nf(struct bfa_fcport_ln_s * ln,enum bfa_fcport_ln_sm_event event)2800a36c61f9SKrishna Gudipati bfa_fcport_ln_sm_dn_nf(struct bfa_fcport_ln_s *ln,
2801a36c61f9SKrishna Gudipati enum bfa_fcport_ln_sm_event event)
2802a36c61f9SKrishna Gudipati {
2803a36c61f9SKrishna Gudipati bfa_trc(ln->fcport->bfa, event);
2804a36c61f9SKrishna Gudipati
2805a36c61f9SKrishna Gudipati switch (event) {
2806a36c61f9SKrishna Gudipati case BFA_FCPORT_LN_SM_LINKUP:
2807a36c61f9SKrishna Gudipati bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn_up_nf);
2808a36c61f9SKrishna Gudipati break;
2809a36c61f9SKrishna Gudipati
2810a36c61f9SKrishna Gudipati case BFA_FCPORT_LN_SM_NOTIFICATION:
2811a36c61f9SKrishna Gudipati bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn);
2812a36c61f9SKrishna Gudipati break;
2813a36c61f9SKrishna Gudipati
2814a36c61f9SKrishna Gudipati default:
2815a36c61f9SKrishna Gudipati bfa_sm_fault(ln->fcport->bfa, event);
2816a36c61f9SKrishna Gudipati }
2817a36c61f9SKrishna Gudipati }
2818a36c61f9SKrishna Gudipati
28195fbe25c7SJing Huang /*
2820a36c61f9SKrishna Gudipati * Link state is waiting for down notification and there is a pending up
2821a36c61f9SKrishna Gudipati */
2822a36c61f9SKrishna Gudipati static void
bfa_fcport_ln_sm_dn_up_nf(struct bfa_fcport_ln_s * ln,enum bfa_fcport_ln_sm_event event)2823a36c61f9SKrishna Gudipati bfa_fcport_ln_sm_dn_up_nf(struct bfa_fcport_ln_s *ln,
2824a36c61f9SKrishna Gudipati enum bfa_fcport_ln_sm_event event)
2825a36c61f9SKrishna Gudipati {
2826a36c61f9SKrishna Gudipati bfa_trc(ln->fcport->bfa, event);
2827a36c61f9SKrishna Gudipati
2828a36c61f9SKrishna Gudipati switch (event) {
2829a36c61f9SKrishna Gudipati case BFA_FCPORT_LN_SM_LINKDOWN:
2830a36c61f9SKrishna Gudipati bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn_nf);
2831a36c61f9SKrishna Gudipati break;
2832a36c61f9SKrishna Gudipati
2833a36c61f9SKrishna Gudipati case BFA_FCPORT_LN_SM_NOTIFICATION:
2834a36c61f9SKrishna Gudipati bfa_sm_set_state(ln, bfa_fcport_ln_sm_up_nf);
2835a36c61f9SKrishna Gudipati bfa_fcport_queue_cb(ln, BFA_PORT_LINKUP);
2836a36c61f9SKrishna Gudipati break;
2837a36c61f9SKrishna Gudipati
2838a36c61f9SKrishna Gudipati default:
2839a36c61f9SKrishna Gudipati bfa_sm_fault(ln->fcport->bfa, event);
2840a36c61f9SKrishna Gudipati }
2841a36c61f9SKrishna Gudipati }
2842a36c61f9SKrishna Gudipati
28435fbe25c7SJing Huang /*
2844a36c61f9SKrishna Gudipati * Link state is up
2845a36c61f9SKrishna Gudipati */
2846a36c61f9SKrishna Gudipati static void
bfa_fcport_ln_sm_up(struct bfa_fcport_ln_s * ln,enum bfa_fcport_ln_sm_event event)2847a36c61f9SKrishna Gudipati bfa_fcport_ln_sm_up(struct bfa_fcport_ln_s *ln,
2848a36c61f9SKrishna Gudipati enum bfa_fcport_ln_sm_event event)
2849a36c61f9SKrishna Gudipati {
2850a36c61f9SKrishna Gudipati bfa_trc(ln->fcport->bfa, event);
2851a36c61f9SKrishna Gudipati
2852a36c61f9SKrishna Gudipati switch (event) {
2853a36c61f9SKrishna Gudipati case BFA_FCPORT_LN_SM_LINKDOWN:
2854a36c61f9SKrishna Gudipati bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn_nf);
2855a36c61f9SKrishna Gudipati bfa_fcport_queue_cb(ln, BFA_PORT_LINKDOWN);
2856a36c61f9SKrishna Gudipati break;
2857a36c61f9SKrishna Gudipati
2858a36c61f9SKrishna Gudipati default:
2859a36c61f9SKrishna Gudipati bfa_sm_fault(ln->fcport->bfa, event);
2860a36c61f9SKrishna Gudipati }
2861a36c61f9SKrishna Gudipati }
2862a36c61f9SKrishna Gudipati
28635fbe25c7SJing Huang /*
2864a36c61f9SKrishna Gudipati * Link state is waiting for up notification
2865a36c61f9SKrishna Gudipati */
2866a36c61f9SKrishna Gudipati static void
bfa_fcport_ln_sm_up_nf(struct bfa_fcport_ln_s * ln,enum bfa_fcport_ln_sm_event event)2867a36c61f9SKrishna Gudipati bfa_fcport_ln_sm_up_nf(struct bfa_fcport_ln_s *ln,
2868a36c61f9SKrishna Gudipati enum bfa_fcport_ln_sm_event event)
2869a36c61f9SKrishna Gudipati {
2870a36c61f9SKrishna Gudipati bfa_trc(ln->fcport->bfa, event);
2871a36c61f9SKrishna Gudipati
2872a36c61f9SKrishna Gudipati switch (event) {
2873a36c61f9SKrishna Gudipati case BFA_FCPORT_LN_SM_LINKDOWN:
2874a36c61f9SKrishna Gudipati bfa_sm_set_state(ln, bfa_fcport_ln_sm_up_dn_nf);
2875a36c61f9SKrishna Gudipati break;
2876a36c61f9SKrishna Gudipati
2877a36c61f9SKrishna Gudipati case BFA_FCPORT_LN_SM_NOTIFICATION:
2878a36c61f9SKrishna Gudipati bfa_sm_set_state(ln, bfa_fcport_ln_sm_up);
2879a36c61f9SKrishna Gudipati break;
2880a36c61f9SKrishna Gudipati
2881a36c61f9SKrishna Gudipati default:
2882a36c61f9SKrishna Gudipati bfa_sm_fault(ln->fcport->bfa, event);
2883a36c61f9SKrishna Gudipati }
2884a36c61f9SKrishna Gudipati }
2885a36c61f9SKrishna Gudipati
28865fbe25c7SJing Huang /*
2887a36c61f9SKrishna Gudipati * Link state is waiting for up notification and there is a pending down
2888a36c61f9SKrishna Gudipati */
2889a36c61f9SKrishna Gudipati static void
bfa_fcport_ln_sm_up_dn_nf(struct bfa_fcport_ln_s * ln,enum bfa_fcport_ln_sm_event event)2890a36c61f9SKrishna Gudipati bfa_fcport_ln_sm_up_dn_nf(struct bfa_fcport_ln_s *ln,
2891a36c61f9SKrishna Gudipati enum bfa_fcport_ln_sm_event event)
2892a36c61f9SKrishna Gudipati {
2893a36c61f9SKrishna Gudipati bfa_trc(ln->fcport->bfa, event);
2894a36c61f9SKrishna Gudipati
2895a36c61f9SKrishna Gudipati switch (event) {
2896a36c61f9SKrishna Gudipati case BFA_FCPORT_LN_SM_LINKUP:
2897a36c61f9SKrishna Gudipati bfa_sm_set_state(ln, bfa_fcport_ln_sm_up_dn_up_nf);
2898a36c61f9SKrishna Gudipati break;
2899a36c61f9SKrishna Gudipati
2900a36c61f9SKrishna Gudipati case BFA_FCPORT_LN_SM_NOTIFICATION:
2901a36c61f9SKrishna Gudipati bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn_nf);
2902a36c61f9SKrishna Gudipati bfa_fcport_queue_cb(ln, BFA_PORT_LINKDOWN);
2903a36c61f9SKrishna Gudipati break;
2904a36c61f9SKrishna Gudipati
2905a36c61f9SKrishna Gudipati default:
2906a36c61f9SKrishna Gudipati bfa_sm_fault(ln->fcport->bfa, event);
2907a36c61f9SKrishna Gudipati }
2908a36c61f9SKrishna Gudipati }
2909a36c61f9SKrishna Gudipati
29105fbe25c7SJing Huang /*
2911a36c61f9SKrishna Gudipati * Link state is waiting for up notification and there are pending down and up
2912a36c61f9SKrishna Gudipati */
2913a36c61f9SKrishna Gudipati static void
bfa_fcport_ln_sm_up_dn_up_nf(struct bfa_fcport_ln_s * ln,enum bfa_fcport_ln_sm_event event)2914a36c61f9SKrishna Gudipati bfa_fcport_ln_sm_up_dn_up_nf(struct bfa_fcport_ln_s *ln,
2915a36c61f9SKrishna Gudipati enum bfa_fcport_ln_sm_event event)
2916a36c61f9SKrishna Gudipati {
2917a36c61f9SKrishna Gudipati bfa_trc(ln->fcport->bfa, event);
2918a36c61f9SKrishna Gudipati
2919a36c61f9SKrishna Gudipati switch (event) {
2920a36c61f9SKrishna Gudipati case BFA_FCPORT_LN_SM_LINKDOWN:
2921a36c61f9SKrishna Gudipati bfa_sm_set_state(ln, bfa_fcport_ln_sm_up_dn_nf);
2922a36c61f9SKrishna Gudipati break;
2923a36c61f9SKrishna Gudipati
2924a36c61f9SKrishna Gudipati case BFA_FCPORT_LN_SM_NOTIFICATION:
2925a36c61f9SKrishna Gudipati bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn_up_nf);
2926a36c61f9SKrishna Gudipati bfa_fcport_queue_cb(ln, BFA_PORT_LINKDOWN);
2927a36c61f9SKrishna Gudipati break;
2928a36c61f9SKrishna Gudipati
2929a36c61f9SKrishna Gudipati default:
2930a36c61f9SKrishna Gudipati bfa_sm_fault(ln->fcport->bfa, event);
2931a36c61f9SKrishna Gudipati }
2932a36c61f9SKrishna Gudipati }
2933a36c61f9SKrishna Gudipati
2934a36c61f9SKrishna Gudipati static void
__bfa_cb_fcport_event(void * cbarg,bfa_boolean_t complete)2935a36c61f9SKrishna Gudipati __bfa_cb_fcport_event(void *cbarg, bfa_boolean_t complete)
2936a36c61f9SKrishna Gudipati {
2937a36c61f9SKrishna Gudipati struct bfa_fcport_ln_s *ln = cbarg;
2938a36c61f9SKrishna Gudipati
2939a36c61f9SKrishna Gudipati if (complete)
2940a36c61f9SKrishna Gudipati ln->fcport->event_cbfn(ln->fcport->event_cbarg, ln->ln_event);
2941a36c61f9SKrishna Gudipati else
2942a36c61f9SKrishna Gudipati bfa_sm_send_event(ln, BFA_FCPORT_LN_SM_NOTIFICATION);
2943a36c61f9SKrishna Gudipati }
2944a36c61f9SKrishna Gudipati
29455fbe25c7SJing Huang /*
2946a36c61f9SKrishna Gudipati * Send SCN notification to upper layers.
2947a36c61f9SKrishna Gudipati * trunk - false if caller is fcport to ignore fcport event in trunked mode
2948a36c61f9SKrishna Gudipati */
2949a36c61f9SKrishna Gudipati static void
bfa_fcport_scn(struct bfa_fcport_s * fcport,enum bfa_port_linkstate event,bfa_boolean_t trunk)2950a36c61f9SKrishna Gudipati bfa_fcport_scn(struct bfa_fcport_s *fcport, enum bfa_port_linkstate event,
2951a36c61f9SKrishna Gudipati bfa_boolean_t trunk)
2952a36c61f9SKrishna Gudipati {
2953a36c61f9SKrishna Gudipati if (fcport->cfg.trunked && !trunk)
2954a36c61f9SKrishna Gudipati return;
2955a36c61f9SKrishna Gudipati
2956a36c61f9SKrishna Gudipati switch (event) {
2957a36c61f9SKrishna Gudipati case BFA_PORT_LINKUP:
2958a36c61f9SKrishna Gudipati bfa_sm_send_event(&fcport->ln, BFA_FCPORT_LN_SM_LINKUP);
2959a36c61f9SKrishna Gudipati break;
2960a36c61f9SKrishna Gudipati case BFA_PORT_LINKDOWN:
2961a36c61f9SKrishna Gudipati bfa_sm_send_event(&fcport->ln, BFA_FCPORT_LN_SM_LINKDOWN);
2962a36c61f9SKrishna Gudipati break;
2963a36c61f9SKrishna Gudipati default:
2964d4b671c5SJing Huang WARN_ON(1);
2965a36c61f9SKrishna Gudipati }
2966a36c61f9SKrishna Gudipati }
2967a36c61f9SKrishna Gudipati
2968a36c61f9SKrishna Gudipati static void
bfa_fcport_queue_cb(struct bfa_fcport_ln_s * ln,enum bfa_port_linkstate event)2969a36c61f9SKrishna Gudipati bfa_fcport_queue_cb(struct bfa_fcport_ln_s *ln, enum bfa_port_linkstate event)
2970a36c61f9SKrishna Gudipati {
2971a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = ln->fcport;
2972a36c61f9SKrishna Gudipati
2973a36c61f9SKrishna Gudipati if (fcport->bfa->fcs) {
2974a36c61f9SKrishna Gudipati fcport->event_cbfn(fcport->event_cbarg, event);
2975a36c61f9SKrishna Gudipati bfa_sm_send_event(ln, BFA_FCPORT_LN_SM_NOTIFICATION);
2976a36c61f9SKrishna Gudipati } else {
2977a36c61f9SKrishna Gudipati ln->ln_event = event;
2978a36c61f9SKrishna Gudipati bfa_cb_queue(fcport->bfa, &ln->ln_qe,
2979a36c61f9SKrishna Gudipati __bfa_cb_fcport_event, ln);
2980a36c61f9SKrishna Gudipati }
2981a36c61f9SKrishna Gudipati }
2982a36c61f9SKrishna Gudipati
2983a36c61f9SKrishna Gudipati #define FCPORT_STATS_DMA_SZ (BFA_ROUNDUP(sizeof(union bfa_fcport_stats_u), \
2984a36c61f9SKrishna Gudipati BFA_CACHELINE_SZ))
2985a36c61f9SKrishna Gudipati
2986c7c3524cSChristoph Hellwig void
bfa_fcport_meminfo(struct bfa_iocfc_cfg_s * cfg,struct bfa_meminfo_s * minfo,struct bfa_s * bfa)29874507025dSKrishna Gudipati bfa_fcport_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *minfo,
29884507025dSKrishna Gudipati struct bfa_s *bfa)
2989a36c61f9SKrishna Gudipati {
29904507025dSKrishna Gudipati struct bfa_mem_dma_s *fcport_dma = BFA_MEM_FCPORT_DMA(bfa);
29914507025dSKrishna Gudipati
29924507025dSKrishna Gudipati bfa_mem_dma_setup(minfo, fcport_dma, FCPORT_STATS_DMA_SZ);
2993a36c61f9SKrishna Gudipati }
2994a36c61f9SKrishna Gudipati
2995a36c61f9SKrishna Gudipati static void
bfa_fcport_qresume(void * cbarg)2996a36c61f9SKrishna Gudipati bfa_fcport_qresume(void *cbarg)
2997a36c61f9SKrishna Gudipati {
2998a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = cbarg;
2999a36c61f9SKrishna Gudipati
3000a36c61f9SKrishna Gudipati bfa_sm_send_event(fcport, BFA_FCPORT_SM_QRESUME);
3001a36c61f9SKrishna Gudipati }
3002a36c61f9SKrishna Gudipati
3003a36c61f9SKrishna Gudipati static void
bfa_fcport_mem_claim(struct bfa_fcport_s * fcport)30044507025dSKrishna Gudipati bfa_fcport_mem_claim(struct bfa_fcport_s *fcport)
3005a36c61f9SKrishna Gudipati {
30064507025dSKrishna Gudipati struct bfa_mem_dma_s *fcport_dma = &fcport->fcport_dma;
3007a36c61f9SKrishna Gudipati
30084507025dSKrishna Gudipati fcport->stats_kva = bfa_mem_dma_virt(fcport_dma);
30094507025dSKrishna Gudipati fcport->stats_pa = bfa_mem_dma_phys(fcport_dma);
30104507025dSKrishna Gudipati fcport->stats = (union bfa_fcport_stats_u *)
30114507025dSKrishna Gudipati bfa_mem_dma_virt(fcport_dma);
3012a36c61f9SKrishna Gudipati }
3013a36c61f9SKrishna Gudipati
30145fbe25c7SJing Huang /*
3015a36c61f9SKrishna Gudipati * Memory initialization.
3016a36c61f9SKrishna Gudipati */
3017c7c3524cSChristoph Hellwig void
bfa_fcport_attach(struct bfa_s * bfa,void * bfad,struct bfa_iocfc_cfg_s * cfg,struct bfa_pcidev_s * pcidev)3018a36c61f9SKrishna Gudipati bfa_fcport_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
30194507025dSKrishna Gudipati struct bfa_pcidev_s *pcidev)
3020a36c61f9SKrishna Gudipati {
3021a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
3022a36c61f9SKrishna Gudipati struct bfa_port_cfg_s *port_cfg = &fcport->cfg;
3023a36c61f9SKrishna Gudipati struct bfa_fcport_ln_s *ln = &fcport->ln;
3024a36c61f9SKrishna Gudipati
3025a36c61f9SKrishna Gudipati fcport->bfa = bfa;
3026a36c61f9SKrishna Gudipati ln->fcport = fcport;
3027a36c61f9SKrishna Gudipati
30284507025dSKrishna Gudipati bfa_fcport_mem_claim(fcport);
3029a36c61f9SKrishna Gudipati
3030a36c61f9SKrishna Gudipati bfa_sm_set_state(fcport, bfa_fcport_sm_uninit);
3031a36c61f9SKrishna Gudipati bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn);
3032a36c61f9SKrishna Gudipati
30335fbe25c7SJing Huang /*
3034a36c61f9SKrishna Gudipati * initialize time stamp for stats reset
3035a36c61f9SKrishna Gudipati */
30368f604a03SArnd Bergmann fcport->stats_reset_time = ktime_get_seconds();
30376894f013SKrishna Gudipati fcport->stats_dma_ready = BFA_FALSE;
3038a36c61f9SKrishna Gudipati
30395fbe25c7SJing Huang /*
3040a36c61f9SKrishna Gudipati * initialize and set default configuration
3041a36c61f9SKrishna Gudipati */
3042a36c61f9SKrishna Gudipati port_cfg->topology = BFA_PORT_TOPOLOGY_P2P;
3043a36c61f9SKrishna Gudipati port_cfg->speed = BFA_PORT_SPEED_AUTO;
3044a36c61f9SKrishna Gudipati port_cfg->trunked = BFA_FALSE;
3045a36c61f9SKrishna Gudipati port_cfg->maxfrsize = 0;
3046a36c61f9SKrishna Gudipati
3047a36c61f9SKrishna Gudipati port_cfg->trl_def_speed = BFA_PORT_SPEED_1GBPS;
30486894f013SKrishna Gudipati port_cfg->qos_bw.high = BFA_QOS_BW_HIGH;
30496894f013SKrishna Gudipati port_cfg->qos_bw.med = BFA_QOS_BW_MED;
30506894f013SKrishna Gudipati port_cfg->qos_bw.low = BFA_QOS_BW_LOW;
3051a36c61f9SKrishna Gudipati
30524e1e0d8dSVijaya Mohan Guvva fcport->fec_state = BFA_FEC_OFFLINE;
30534e1e0d8dSVijaya Mohan Guvva
305437ea0558SKrishna Gudipati INIT_LIST_HEAD(&fcport->stats_pending_q);
305537ea0558SKrishna Gudipati INIT_LIST_HEAD(&fcport->statsclr_pending_q);
305637ea0558SKrishna Gudipati
3057a36c61f9SKrishna Gudipati bfa_reqq_winit(&fcport->reqq_wait, bfa_fcport_qresume, fcport);
3058a36c61f9SKrishna Gudipati }
3059a36c61f9SKrishna Gudipati
3060c7c3524cSChristoph Hellwig void
bfa_fcport_start(struct bfa_s * bfa)3061a36c61f9SKrishna Gudipati bfa_fcport_start(struct bfa_s *bfa)
3062a36c61f9SKrishna Gudipati {
3063a36c61f9SKrishna Gudipati bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_START);
3064a36c61f9SKrishna Gudipati }
3065a36c61f9SKrishna Gudipati
30665fbe25c7SJing Huang /*
3067a36c61f9SKrishna Gudipati * Called when IOC failure is detected.
3068a36c61f9SKrishna Gudipati */
3069c7c3524cSChristoph Hellwig void
bfa_fcport_iocdisable(struct bfa_s * bfa)3070a36c61f9SKrishna Gudipati bfa_fcport_iocdisable(struct bfa_s *bfa)
3071a36c61f9SKrishna Gudipati {
3072a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
3073a36c61f9SKrishna Gudipati
3074a36c61f9SKrishna Gudipati bfa_sm_send_event(fcport, BFA_FCPORT_SM_HWFAIL);
3075a36c61f9SKrishna Gudipati bfa_trunk_iocdisable(bfa);
3076a36c61f9SKrishna Gudipati }
3077a36c61f9SKrishna Gudipati
3078bc0e2c2aSKrishna Gudipati /*
3079bc0e2c2aSKrishna Gudipati * Update loop info in fcport for SCN online
3080bc0e2c2aSKrishna Gudipati */
3081bc0e2c2aSKrishna Gudipati static void
bfa_fcport_update_loop_info(struct bfa_fcport_s * fcport,struct bfa_fcport_loop_info_s * loop_info)3082bc0e2c2aSKrishna Gudipati bfa_fcport_update_loop_info(struct bfa_fcport_s *fcport,
3083bc0e2c2aSKrishna Gudipati struct bfa_fcport_loop_info_s *loop_info)
3084bc0e2c2aSKrishna Gudipati {
3085bc0e2c2aSKrishna Gudipati fcport->myalpa = loop_info->myalpa;
3086bc0e2c2aSKrishna Gudipati fcport->alpabm_valid =
3087bc0e2c2aSKrishna Gudipati loop_info->alpabm_val;
3088bc0e2c2aSKrishna Gudipati memcpy(fcport->alpabm.alpa_bm,
3089bc0e2c2aSKrishna Gudipati loop_info->alpabm.alpa_bm,
3090bc0e2c2aSKrishna Gudipati sizeof(struct fc_alpabm_s));
3091bc0e2c2aSKrishna Gudipati }
3092bc0e2c2aSKrishna Gudipati
3093a36c61f9SKrishna Gudipati static void
bfa_fcport_update_linkinfo(struct bfa_fcport_s * fcport)3094a36c61f9SKrishna Gudipati bfa_fcport_update_linkinfo(struct bfa_fcport_s *fcport)
3095a36c61f9SKrishna Gudipati {
3096a36c61f9SKrishna Gudipati struct bfi_fcport_event_s *pevent = fcport->event_arg.i2hmsg.event;
3097a36c61f9SKrishna Gudipati struct bfa_fcport_trunk_s *trunk = &fcport->trunk;
3098a36c61f9SKrishna Gudipati
3099a36c61f9SKrishna Gudipati fcport->speed = pevent->link_state.speed;
3100a36c61f9SKrishna Gudipati fcport->topology = pevent->link_state.topology;
3101a36c61f9SKrishna Gudipati
3102bc0e2c2aSKrishna Gudipati if (fcport->topology == BFA_PORT_TOPOLOGY_LOOP) {
3103bc0e2c2aSKrishna Gudipati bfa_fcport_update_loop_info(fcport,
3104bc0e2c2aSKrishna Gudipati &pevent->link_state.attr.loop_info);
3105bc0e2c2aSKrishna Gudipati return;
3106bc0e2c2aSKrishna Gudipati }
3107a36c61f9SKrishna Gudipati
3108a36c61f9SKrishna Gudipati /* QoS Details */
31096a18b167SJing Huang fcport->qos_attr = pevent->link_state.qos_attr;
3110bc0e2c2aSKrishna Gudipati fcport->qos_vc_attr = pevent->link_state.attr.vc_fcf.qos_vc_attr;
3111a36c61f9SKrishna Gudipati
3112bbe37a67SVijaya Mohan Guvva if (fcport->cfg.bb_cr_enabled)
3113bbe37a67SVijaya Mohan Guvva fcport->bbcr_attr = pevent->link_state.attr.bbcr_attr;
31144e1e0d8dSVijaya Mohan Guvva
31154e1e0d8dSVijaya Mohan Guvva fcport->fec_state = pevent->link_state.fec_state;
31164e1e0d8dSVijaya Mohan Guvva
31175fbe25c7SJing Huang /*
3118a36c61f9SKrishna Gudipati * update trunk state if applicable
3119a36c61f9SKrishna Gudipati */
3120a36c61f9SKrishna Gudipati if (!fcport->cfg.trunked)
3121a36c61f9SKrishna Gudipati trunk->attr.state = BFA_TRUNK_DISABLED;
3122a36c61f9SKrishna Gudipati
3123a36c61f9SKrishna Gudipati /* update FCoE specific */
3124bc0e2c2aSKrishna Gudipati fcport->fcoe_vlan =
3125bc0e2c2aSKrishna Gudipati be16_to_cpu(pevent->link_state.attr.vc_fcf.fcf.vlan);
3126a36c61f9SKrishna Gudipati
3127a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, fcport->speed);
3128a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, fcport->topology);
3129a36c61f9SKrishna Gudipati }
3130a36c61f9SKrishna Gudipati
3131a36c61f9SKrishna Gudipati static void
bfa_fcport_reset_linkinfo(struct bfa_fcport_s * fcport)3132a36c61f9SKrishna Gudipati bfa_fcport_reset_linkinfo(struct bfa_fcport_s *fcport)
3133a36c61f9SKrishna Gudipati {
3134a36c61f9SKrishna Gudipati fcport->speed = BFA_PORT_SPEED_UNKNOWN;
3135a36c61f9SKrishna Gudipati fcport->topology = BFA_PORT_TOPOLOGY_NONE;
31364e1e0d8dSVijaya Mohan Guvva fcport->fec_state = BFA_FEC_OFFLINE;
3137a36c61f9SKrishna Gudipati }
3138a36c61f9SKrishna Gudipati
31395fbe25c7SJing Huang /*
3140a36c61f9SKrishna Gudipati * Send port enable message to firmware.
3141a36c61f9SKrishna Gudipati */
3142a36c61f9SKrishna Gudipati static bfa_boolean_t
bfa_fcport_send_enable(struct bfa_fcport_s * fcport)3143a36c61f9SKrishna Gudipati bfa_fcport_send_enable(struct bfa_fcport_s *fcport)
3144a36c61f9SKrishna Gudipati {
3145a36c61f9SKrishna Gudipati struct bfi_fcport_enable_req_s *m;
3146a36c61f9SKrishna Gudipati
31475fbe25c7SJing Huang /*
3148a36c61f9SKrishna Gudipati * Increment message tag before queue check, so that responses to old
3149a36c61f9SKrishna Gudipati * requests are discarded.
3150a36c61f9SKrishna Gudipati */
3151a36c61f9SKrishna Gudipati fcport->msgtag++;
3152a36c61f9SKrishna Gudipati
31535fbe25c7SJing Huang /*
3154a36c61f9SKrishna Gudipati * check for room in queue to send request now
3155a36c61f9SKrishna Gudipati */
3156a36c61f9SKrishna Gudipati m = bfa_reqq_next(fcport->bfa, BFA_REQQ_PORT);
3157a36c61f9SKrishna Gudipati if (!m) {
3158a36c61f9SKrishna Gudipati bfa_reqq_wait(fcport->bfa, BFA_REQQ_PORT,
3159a36c61f9SKrishna Gudipati &fcport->reqq_wait);
3160a36c61f9SKrishna Gudipati return BFA_FALSE;
3161a36c61f9SKrishna Gudipati }
3162a36c61f9SKrishna Gudipati
3163a36c61f9SKrishna Gudipati bfi_h2i_set(m->mh, BFI_MC_FCPORT, BFI_FCPORT_H2I_ENABLE_REQ,
31643fd45980SKrishna Gudipati bfa_fn_lpu(fcport->bfa));
3165a36c61f9SKrishna Gudipati m->nwwn = fcport->nwwn;
3166a36c61f9SKrishna Gudipati m->pwwn = fcport->pwwn;
3167a36c61f9SKrishna Gudipati m->port_cfg = fcport->cfg;
3168a36c61f9SKrishna Gudipati m->msgtag = fcport->msgtag;
3169ba816ea8SJing Huang m->port_cfg.maxfrsize = cpu_to_be16(fcport->cfg.maxfrsize);
3170f3a060caSKrishna Gudipati m->use_flash_cfg = fcport->use_flash_cfg;
3171a36c61f9SKrishna Gudipati bfa_dma_be_addr_set(m->stats_dma_addr, fcport->stats_pa);
3172a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, m->stats_dma_addr.a32.addr_lo);
3173a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, m->stats_dma_addr.a32.addr_hi);
3174a36c61f9SKrishna Gudipati
31755fbe25c7SJing Huang /*
3176a36c61f9SKrishna Gudipati * queue I/O message to firmware
3177a36c61f9SKrishna Gudipati */
31783fd45980SKrishna Gudipati bfa_reqq_produce(fcport->bfa, BFA_REQQ_PORT, m->mh);
3179a36c61f9SKrishna Gudipati return BFA_TRUE;
3180a36c61f9SKrishna Gudipati }
3181a36c61f9SKrishna Gudipati
31825fbe25c7SJing Huang /*
3183a36c61f9SKrishna Gudipati * Send port disable message to firmware.
3184a36c61f9SKrishna Gudipati */
3185a36c61f9SKrishna Gudipati static bfa_boolean_t
bfa_fcport_send_disable(struct bfa_fcport_s * fcport)3186a36c61f9SKrishna Gudipati bfa_fcport_send_disable(struct bfa_fcport_s *fcport)
3187a36c61f9SKrishna Gudipati {
3188a36c61f9SKrishna Gudipati struct bfi_fcport_req_s *m;
3189a36c61f9SKrishna Gudipati
31905fbe25c7SJing Huang /*
3191a36c61f9SKrishna Gudipati * Increment message tag before queue check, so that responses to old
3192a36c61f9SKrishna Gudipati * requests are discarded.
3193a36c61f9SKrishna Gudipati */
3194a36c61f9SKrishna Gudipati fcport->msgtag++;
3195a36c61f9SKrishna Gudipati
31965fbe25c7SJing Huang /*
3197a36c61f9SKrishna Gudipati * check for room in queue to send request now
3198a36c61f9SKrishna Gudipati */
3199a36c61f9SKrishna Gudipati m = bfa_reqq_next(fcport->bfa, BFA_REQQ_PORT);
3200a36c61f9SKrishna Gudipati if (!m) {
3201a36c61f9SKrishna Gudipati bfa_reqq_wait(fcport->bfa, BFA_REQQ_PORT,
3202a36c61f9SKrishna Gudipati &fcport->reqq_wait);
3203a36c61f9SKrishna Gudipati return BFA_FALSE;
3204a36c61f9SKrishna Gudipati }
3205a36c61f9SKrishna Gudipati
3206a36c61f9SKrishna Gudipati bfi_h2i_set(m->mh, BFI_MC_FCPORT, BFI_FCPORT_H2I_DISABLE_REQ,
32073fd45980SKrishna Gudipati bfa_fn_lpu(fcport->bfa));
3208a36c61f9SKrishna Gudipati m->msgtag = fcport->msgtag;
3209a36c61f9SKrishna Gudipati
32105fbe25c7SJing Huang /*
3211a36c61f9SKrishna Gudipati * queue I/O message to firmware
3212a36c61f9SKrishna Gudipati */
32133fd45980SKrishna Gudipati bfa_reqq_produce(fcport->bfa, BFA_REQQ_PORT, m->mh);
3214a36c61f9SKrishna Gudipati
3215a36c61f9SKrishna Gudipati return BFA_TRUE;
3216a36c61f9SKrishna Gudipati }
3217a36c61f9SKrishna Gudipati
3218a36c61f9SKrishna Gudipati static void
bfa_fcport_set_wwns(struct bfa_fcport_s * fcport)3219a36c61f9SKrishna Gudipati bfa_fcport_set_wwns(struct bfa_fcport_s *fcport)
3220a36c61f9SKrishna Gudipati {
3221f7f73812SMaggie Zhang fcport->pwwn = fcport->bfa->ioc.attr->pwwn;
3222f7f73812SMaggie Zhang fcport->nwwn = fcport->bfa->ioc.attr->nwwn;
3223a36c61f9SKrishna Gudipati
3224a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, fcport->pwwn);
3225a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, fcport->nwwn);
3226a36c61f9SKrishna Gudipati }
3227a36c61f9SKrishna Gudipati
3228a36c61f9SKrishna Gudipati static void
bfa_fcport_qos_stats_swap(struct bfa_qos_stats_s * d,struct bfa_qos_stats_s * s)3229a36c61f9SKrishna Gudipati bfa_fcport_qos_stats_swap(struct bfa_qos_stats_s *d,
3230a36c61f9SKrishna Gudipati struct bfa_qos_stats_s *s)
3231a36c61f9SKrishna Gudipati {
3232a36c61f9SKrishna Gudipati u32 *dip = (u32 *) d;
323350444a34SMaggie __be32 *sip = (__be32 *) s;
3234a36c61f9SKrishna Gudipati int i;
3235a36c61f9SKrishna Gudipati
3236a36c61f9SKrishna Gudipati /* Now swap the 32 bit fields */
3237a36c61f9SKrishna Gudipati for (i = 0; i < (sizeof(struct bfa_qos_stats_s)/sizeof(u32)); ++i)
3238ba816ea8SJing Huang dip[i] = be32_to_cpu(sip[i]);
3239a36c61f9SKrishna Gudipati }
3240a36c61f9SKrishna Gudipati
3241a36c61f9SKrishna Gudipati static void
bfa_fcport_fcoe_stats_swap(struct bfa_fcoe_stats_s * d,struct bfa_fcoe_stats_s * s)3242a36c61f9SKrishna Gudipati bfa_fcport_fcoe_stats_swap(struct bfa_fcoe_stats_s *d,
3243a36c61f9SKrishna Gudipati struct bfa_fcoe_stats_s *s)
3244a36c61f9SKrishna Gudipati {
3245a36c61f9SKrishna Gudipati u32 *dip = (u32 *) d;
324650444a34SMaggie __be32 *sip = (__be32 *) s;
3247a36c61f9SKrishna Gudipati int i;
3248a36c61f9SKrishna Gudipati
3249a36c61f9SKrishna Gudipati for (i = 0; i < ((sizeof(struct bfa_fcoe_stats_s))/sizeof(u32));
3250a36c61f9SKrishna Gudipati i = i + 2) {
3251f16a1750SMaggie Zhang #ifdef __BIG_ENDIAN
3252ba816ea8SJing Huang dip[i] = be32_to_cpu(sip[i]);
3253ba816ea8SJing Huang dip[i + 1] = be32_to_cpu(sip[i + 1]);
3254a36c61f9SKrishna Gudipati #else
3255ba816ea8SJing Huang dip[i] = be32_to_cpu(sip[i + 1]);
3256ba816ea8SJing Huang dip[i + 1] = be32_to_cpu(sip[i]);
3257a36c61f9SKrishna Gudipati #endif
3258a36c61f9SKrishna Gudipati }
3259a36c61f9SKrishna Gudipati }
3260a36c61f9SKrishna Gudipati
3261a36c61f9SKrishna Gudipati static void
__bfa_cb_fcport_stats_get(void * cbarg,bfa_boolean_t complete)3262a36c61f9SKrishna Gudipati __bfa_cb_fcport_stats_get(void *cbarg, bfa_boolean_t complete)
3263a36c61f9SKrishna Gudipati {
326437ea0558SKrishna Gudipati struct bfa_fcport_s *fcport = (struct bfa_fcport_s *)cbarg;
326537ea0558SKrishna Gudipati struct bfa_cb_pending_q_s *cb;
326637ea0558SKrishna Gudipati struct list_head *qe, *qen;
326737ea0558SKrishna Gudipati union bfa_fcport_stats_u *ret;
3268a36c61f9SKrishna Gudipati
3269a36c61f9SKrishna Gudipati if (complete) {
32708f604a03SArnd Bergmann time64_t time = ktime_get_seconds();
327137ea0558SKrishna Gudipati
327237ea0558SKrishna Gudipati list_for_each_safe(qe, qen, &fcport->stats_pending_q) {
327337ea0558SKrishna Gudipati bfa_q_deq(&fcport->stats_pending_q, &qe);
327437ea0558SKrishna Gudipati cb = (struct bfa_cb_pending_q_s *)qe;
327537ea0558SKrishna Gudipati if (fcport->stats_status == BFA_STATUS_OK) {
327637ea0558SKrishna Gudipati ret = (union bfa_fcport_stats_u *)cb->data;
327737ea0558SKrishna Gudipati /* Swap FC QoS or FCoE stats */
327837ea0558SKrishna Gudipati if (bfa_ioc_get_fcmode(&fcport->bfa->ioc))
327937ea0558SKrishna Gudipati bfa_fcport_qos_stats_swap(&ret->fcqos,
328037ea0558SKrishna Gudipati &fcport->stats->fcqos);
328137ea0558SKrishna Gudipati else {
328237ea0558SKrishna Gudipati bfa_fcport_fcoe_stats_swap(&ret->fcoe,
328337ea0558SKrishna Gudipati &fcport->stats->fcoe);
328437ea0558SKrishna Gudipati ret->fcoe.secs_reset =
32858f604a03SArnd Bergmann time - fcport->stats_reset_time;
3286a36c61f9SKrishna Gudipati }
3287a36c61f9SKrishna Gudipati }
328837ea0558SKrishna Gudipati bfa_cb_queue_status(fcport->bfa, &cb->hcb_qe,
328937ea0558SKrishna Gudipati fcport->stats_status);
329037ea0558SKrishna Gudipati }
329137ea0558SKrishna Gudipati fcport->stats_status = BFA_STATUS_OK;
3292a36c61f9SKrishna Gudipati } else {
329337ea0558SKrishna Gudipati INIT_LIST_HEAD(&fcport->stats_pending_q);
3294a36c61f9SKrishna Gudipati fcport->stats_status = BFA_STATUS_OK;
3295a36c61f9SKrishna Gudipati }
3296a36c61f9SKrishna Gudipati }
3297a36c61f9SKrishna Gudipati
3298a36c61f9SKrishna Gudipati static void
bfa_fcport_stats_get_timeout(void * cbarg)3299a36c61f9SKrishna Gudipati bfa_fcport_stats_get_timeout(void *cbarg)
3300a36c61f9SKrishna Gudipati {
3301a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = (struct bfa_fcport_s *) cbarg;
3302a36c61f9SKrishna Gudipati
3303a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, fcport->stats_qfull);
3304a36c61f9SKrishna Gudipati
3305a36c61f9SKrishna Gudipati if (fcport->stats_qfull) {
3306a36c61f9SKrishna Gudipati bfa_reqq_wcancel(&fcport->stats_reqq_wait);
3307a36c61f9SKrishna Gudipati fcport->stats_qfull = BFA_FALSE;
3308a36c61f9SKrishna Gudipati }
3309a36c61f9SKrishna Gudipati
3310a36c61f9SKrishna Gudipati fcport->stats_status = BFA_STATUS_ETIMER;
331137ea0558SKrishna Gudipati __bfa_cb_fcport_stats_get(fcport, BFA_TRUE);
3312a36c61f9SKrishna Gudipati }
3313a36c61f9SKrishna Gudipati
3314a36c61f9SKrishna Gudipati static void
bfa_fcport_send_stats_get(void * cbarg)3315a36c61f9SKrishna Gudipati bfa_fcport_send_stats_get(void *cbarg)
3316a36c61f9SKrishna Gudipati {
3317a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = (struct bfa_fcport_s *) cbarg;
3318a36c61f9SKrishna Gudipati struct bfi_fcport_req_s *msg;
3319a36c61f9SKrishna Gudipati
3320a36c61f9SKrishna Gudipati msg = bfa_reqq_next(fcport->bfa, BFA_REQQ_PORT);
3321a36c61f9SKrishna Gudipati
3322a36c61f9SKrishna Gudipati if (!msg) {
3323a36c61f9SKrishna Gudipati fcport->stats_qfull = BFA_TRUE;
3324a36c61f9SKrishna Gudipati bfa_reqq_winit(&fcport->stats_reqq_wait,
3325a36c61f9SKrishna Gudipati bfa_fcport_send_stats_get, fcport);
3326a36c61f9SKrishna Gudipati bfa_reqq_wait(fcport->bfa, BFA_REQQ_PORT,
3327a36c61f9SKrishna Gudipati &fcport->stats_reqq_wait);
3328a36c61f9SKrishna Gudipati return;
3329a36c61f9SKrishna Gudipati }
3330a36c61f9SKrishna Gudipati fcport->stats_qfull = BFA_FALSE;
3331a36c61f9SKrishna Gudipati
33326a18b167SJing Huang memset(msg, 0, sizeof(struct bfi_fcport_req_s));
3333a36c61f9SKrishna Gudipati bfi_h2i_set(msg->mh, BFI_MC_FCPORT, BFI_FCPORT_H2I_STATS_GET_REQ,
33343fd45980SKrishna Gudipati bfa_fn_lpu(fcport->bfa));
33353fd45980SKrishna Gudipati bfa_reqq_produce(fcport->bfa, BFA_REQQ_PORT, msg->mh);
3336a36c61f9SKrishna Gudipati }
3337a36c61f9SKrishna Gudipati
3338a36c61f9SKrishna Gudipati static void
__bfa_cb_fcport_stats_clr(void * cbarg,bfa_boolean_t complete)3339a36c61f9SKrishna Gudipati __bfa_cb_fcport_stats_clr(void *cbarg, bfa_boolean_t complete)
3340a36c61f9SKrishna Gudipati {
334137ea0558SKrishna Gudipati struct bfa_fcport_s *fcport = (struct bfa_fcport_s *) cbarg;
334237ea0558SKrishna Gudipati struct bfa_cb_pending_q_s *cb;
334337ea0558SKrishna Gudipati struct list_head *qe, *qen;
3344a36c61f9SKrishna Gudipati
3345a36c61f9SKrishna Gudipati if (complete) {
33465fbe25c7SJing Huang /*
3347a36c61f9SKrishna Gudipati * re-initialize time stamp for stats reset
3348a36c61f9SKrishna Gudipati */
33498f604a03SArnd Bergmann fcport->stats_reset_time = ktime_get_seconds();
335037ea0558SKrishna Gudipati list_for_each_safe(qe, qen, &fcport->statsclr_pending_q) {
335137ea0558SKrishna Gudipati bfa_q_deq(&fcport->statsclr_pending_q, &qe);
335237ea0558SKrishna Gudipati cb = (struct bfa_cb_pending_q_s *)qe;
335337ea0558SKrishna Gudipati bfa_cb_queue_status(fcport->bfa, &cb->hcb_qe,
335437ea0558SKrishna Gudipati fcport->stats_status);
335537ea0558SKrishna Gudipati }
335637ea0558SKrishna Gudipati fcport->stats_status = BFA_STATUS_OK;
3357a36c61f9SKrishna Gudipati } else {
335837ea0558SKrishna Gudipati INIT_LIST_HEAD(&fcport->statsclr_pending_q);
3359a36c61f9SKrishna Gudipati fcport->stats_status = BFA_STATUS_OK;
3360a36c61f9SKrishna Gudipati }
3361a36c61f9SKrishna Gudipati }
3362a36c61f9SKrishna Gudipati
3363a36c61f9SKrishna Gudipati static void
bfa_fcport_stats_clr_timeout(void * cbarg)3364a36c61f9SKrishna Gudipati bfa_fcport_stats_clr_timeout(void *cbarg)
3365a36c61f9SKrishna Gudipati {
3366a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = (struct bfa_fcport_s *) cbarg;
3367a36c61f9SKrishna Gudipati
3368a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, fcport->stats_qfull);
3369a36c61f9SKrishna Gudipati
3370a36c61f9SKrishna Gudipati if (fcport->stats_qfull) {
3371a36c61f9SKrishna Gudipati bfa_reqq_wcancel(&fcport->stats_reqq_wait);
3372a36c61f9SKrishna Gudipati fcport->stats_qfull = BFA_FALSE;
3373a36c61f9SKrishna Gudipati }
3374a36c61f9SKrishna Gudipati
3375a36c61f9SKrishna Gudipati fcport->stats_status = BFA_STATUS_ETIMER;
337637ea0558SKrishna Gudipati __bfa_cb_fcport_stats_clr(fcport, BFA_TRUE);
3377a36c61f9SKrishna Gudipati }
3378a36c61f9SKrishna Gudipati
3379a36c61f9SKrishna Gudipati static void
bfa_fcport_send_stats_clear(void * cbarg)3380a36c61f9SKrishna Gudipati bfa_fcport_send_stats_clear(void *cbarg)
3381a36c61f9SKrishna Gudipati {
3382a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = (struct bfa_fcport_s *) cbarg;
3383a36c61f9SKrishna Gudipati struct bfi_fcport_req_s *msg;
3384a36c61f9SKrishna Gudipati
3385a36c61f9SKrishna Gudipati msg = bfa_reqq_next(fcport->bfa, BFA_REQQ_PORT);
3386a36c61f9SKrishna Gudipati
3387a36c61f9SKrishna Gudipati if (!msg) {
3388a36c61f9SKrishna Gudipati fcport->stats_qfull = BFA_TRUE;
3389a36c61f9SKrishna Gudipati bfa_reqq_winit(&fcport->stats_reqq_wait,
3390a36c61f9SKrishna Gudipati bfa_fcport_send_stats_clear, fcport);
3391a36c61f9SKrishna Gudipati bfa_reqq_wait(fcport->bfa, BFA_REQQ_PORT,
3392a36c61f9SKrishna Gudipati &fcport->stats_reqq_wait);
3393a36c61f9SKrishna Gudipati return;
3394a36c61f9SKrishna Gudipati }
3395a36c61f9SKrishna Gudipati fcport->stats_qfull = BFA_FALSE;
3396a36c61f9SKrishna Gudipati
33976a18b167SJing Huang memset(msg, 0, sizeof(struct bfi_fcport_req_s));
3398a36c61f9SKrishna Gudipati bfi_h2i_set(msg->mh, BFI_MC_FCPORT, BFI_FCPORT_H2I_STATS_CLEAR_REQ,
33993fd45980SKrishna Gudipati bfa_fn_lpu(fcport->bfa));
34003fd45980SKrishna Gudipati bfa_reqq_produce(fcport->bfa, BFA_REQQ_PORT, msg->mh);
3401a36c61f9SKrishna Gudipati }
3402a36c61f9SKrishna Gudipati
34035fbe25c7SJing Huang /*
3404a36c61f9SKrishna Gudipati * Handle trunk SCN event from firmware.
3405a36c61f9SKrishna Gudipati */
3406a36c61f9SKrishna Gudipati static void
bfa_trunk_scn(struct bfa_fcport_s * fcport,struct bfi_fcport_trunk_scn_s * scn)3407a36c61f9SKrishna Gudipati bfa_trunk_scn(struct bfa_fcport_s *fcport, struct bfi_fcport_trunk_scn_s *scn)
3408a36c61f9SKrishna Gudipati {
3409a36c61f9SKrishna Gudipati struct bfa_fcport_trunk_s *trunk = &fcport->trunk;
3410a36c61f9SKrishna Gudipati struct bfi_fcport_trunk_link_s *tlink;
3411a36c61f9SKrishna Gudipati struct bfa_trunk_link_attr_s *lattr;
3412a36c61f9SKrishna Gudipati enum bfa_trunk_state state_prev;
3413a36c61f9SKrishna Gudipati int i;
3414a36c61f9SKrishna Gudipati int link_bm = 0;
3415a36c61f9SKrishna Gudipati
3416a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, fcport->cfg.trunked);
3417d4b671c5SJing Huang WARN_ON(scn->trunk_state != BFA_TRUNK_ONLINE &&
3418d4b671c5SJing Huang scn->trunk_state != BFA_TRUNK_OFFLINE);
3419a36c61f9SKrishna Gudipati
3420a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, trunk->attr.state);
3421a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, scn->trunk_state);
3422a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, scn->trunk_speed);
3423a36c61f9SKrishna Gudipati
34245fbe25c7SJing Huang /*
3425a36c61f9SKrishna Gudipati * Save off new state for trunk attribute query
3426a36c61f9SKrishna Gudipati */
3427a36c61f9SKrishna Gudipati state_prev = trunk->attr.state;
3428a36c61f9SKrishna Gudipati if (fcport->cfg.trunked && (trunk->attr.state != BFA_TRUNK_DISABLED))
3429a36c61f9SKrishna Gudipati trunk->attr.state = scn->trunk_state;
3430a36c61f9SKrishna Gudipati trunk->attr.speed = scn->trunk_speed;
3431a36c61f9SKrishna Gudipati for (i = 0; i < BFA_TRUNK_MAX_PORTS; i++) {
3432a36c61f9SKrishna Gudipati lattr = &trunk->attr.link_attr[i];
3433a36c61f9SKrishna Gudipati tlink = &scn->tlink[i];
3434a36c61f9SKrishna Gudipati
3435a36c61f9SKrishna Gudipati lattr->link_state = tlink->state;
3436a36c61f9SKrishna Gudipati lattr->trunk_wwn = tlink->trunk_wwn;
3437a36c61f9SKrishna Gudipati lattr->fctl = tlink->fctl;
3438a36c61f9SKrishna Gudipati lattr->speed = tlink->speed;
3439ba816ea8SJing Huang lattr->deskew = be32_to_cpu(tlink->deskew);
3440a36c61f9SKrishna Gudipati
3441a36c61f9SKrishna Gudipati if (tlink->state == BFA_TRUNK_LINK_STATE_UP) {
3442a36c61f9SKrishna Gudipati fcport->speed = tlink->speed;
3443a36c61f9SKrishna Gudipati fcport->topology = BFA_PORT_TOPOLOGY_P2P;
3444a36c61f9SKrishna Gudipati link_bm |= 1 << i;
3445a36c61f9SKrishna Gudipati }
3446a36c61f9SKrishna Gudipati
3447a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, lattr->link_state);
3448a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, lattr->trunk_wwn);
3449a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, lattr->fctl);
3450a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, lattr->speed);
3451a36c61f9SKrishna Gudipati bfa_trc(fcport->bfa, lattr->deskew);
3452a36c61f9SKrishna Gudipati }
3453a36c61f9SKrishna Gudipati
3454a36c61f9SKrishna Gudipati switch (link_bm) {
3455a36c61f9SKrishna Gudipati case 3:
3456a36c61f9SKrishna Gudipati bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL,
3457a36c61f9SKrishna Gudipati BFA_PL_EID_TRUNK_SCN, 0, "Trunk up(0,1)");
3458a36c61f9SKrishna Gudipati break;
3459a36c61f9SKrishna Gudipati case 2:
3460a36c61f9SKrishna Gudipati bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL,
3461a36c61f9SKrishna Gudipati BFA_PL_EID_TRUNK_SCN, 0, "Trunk up(-,1)");
3462a36c61f9SKrishna Gudipati break;
3463a36c61f9SKrishna Gudipati case 1:
3464a36c61f9SKrishna Gudipati bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL,
3465a36c61f9SKrishna Gudipati BFA_PL_EID_TRUNK_SCN, 0, "Trunk up(0,-)");
3466a36c61f9SKrishna Gudipati break;
3467a36c61f9SKrishna Gudipati default:
3468a36c61f9SKrishna Gudipati bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL,
3469a36c61f9SKrishna Gudipati BFA_PL_EID_TRUNK_SCN, 0, "Trunk down");
3470a36c61f9SKrishna Gudipati }
3471a36c61f9SKrishna Gudipati
34725fbe25c7SJing Huang /*
3473a36c61f9SKrishna Gudipati * Notify upper layers if trunk state changed.
3474a36c61f9SKrishna Gudipati */
3475a36c61f9SKrishna Gudipati if ((state_prev != trunk->attr.state) ||
3476a36c61f9SKrishna Gudipati (scn->trunk_state == BFA_TRUNK_OFFLINE)) {
3477a36c61f9SKrishna Gudipati bfa_fcport_scn(fcport, (scn->trunk_state == BFA_TRUNK_ONLINE) ?
3478a36c61f9SKrishna Gudipati BFA_PORT_LINKUP : BFA_PORT_LINKDOWN, BFA_TRUE);
3479a36c61f9SKrishna Gudipati }
3480a36c61f9SKrishna Gudipati }
3481a36c61f9SKrishna Gudipati
3482a36c61f9SKrishna Gudipati static void
bfa_trunk_iocdisable(struct bfa_s * bfa)3483a36c61f9SKrishna Gudipati bfa_trunk_iocdisable(struct bfa_s *bfa)
3484a36c61f9SKrishna Gudipati {
3485a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
3486a36c61f9SKrishna Gudipati int i = 0;
3487a36c61f9SKrishna Gudipati
34885fbe25c7SJing Huang /*
3489a36c61f9SKrishna Gudipati * In trunked mode, notify upper layers that link is down
3490a36c61f9SKrishna Gudipati */
3491a36c61f9SKrishna Gudipati if (fcport->cfg.trunked) {
3492a36c61f9SKrishna Gudipati if (fcport->trunk.attr.state == BFA_TRUNK_ONLINE)
3493a36c61f9SKrishna Gudipati bfa_fcport_scn(fcport, BFA_PORT_LINKDOWN, BFA_TRUE);
3494a36c61f9SKrishna Gudipati
3495a36c61f9SKrishna Gudipati fcport->trunk.attr.state = BFA_TRUNK_OFFLINE;
3496a36c61f9SKrishna Gudipati fcport->trunk.attr.speed = BFA_PORT_SPEED_UNKNOWN;
3497a36c61f9SKrishna Gudipati for (i = 0; i < BFA_TRUNK_MAX_PORTS; i++) {
3498a36c61f9SKrishna Gudipati fcport->trunk.attr.link_attr[i].trunk_wwn = 0;
3499a36c61f9SKrishna Gudipati fcport->trunk.attr.link_attr[i].fctl =
3500a36c61f9SKrishna Gudipati BFA_TRUNK_LINK_FCTL_NORMAL;
3501a36c61f9SKrishna Gudipati fcport->trunk.attr.link_attr[i].link_state =
3502a36c61f9SKrishna Gudipati BFA_TRUNK_LINK_STATE_DN_LINKDN;
3503a36c61f9SKrishna Gudipati fcport->trunk.attr.link_attr[i].speed =
3504a36c61f9SKrishna Gudipati BFA_PORT_SPEED_UNKNOWN;
3505a36c61f9SKrishna Gudipati fcport->trunk.attr.link_attr[i].deskew = 0;
3506a36c61f9SKrishna Gudipati }
3507a36c61f9SKrishna Gudipati }
3508a36c61f9SKrishna Gudipati }
3509a36c61f9SKrishna Gudipati
35105fbe25c7SJing Huang /*
3511a36c61f9SKrishna Gudipati * Called to initialize port attributes
3512a36c61f9SKrishna Gudipati */
3513a36c61f9SKrishna Gudipati void
bfa_fcport_init(struct bfa_s * bfa)3514a36c61f9SKrishna Gudipati bfa_fcport_init(struct bfa_s *bfa)
3515a36c61f9SKrishna Gudipati {
3516a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
3517a36c61f9SKrishna Gudipati
35185fbe25c7SJing Huang /*
3519a36c61f9SKrishna Gudipati * Initialize port attributes from IOC hardware data.
3520a36c61f9SKrishna Gudipati */
3521a36c61f9SKrishna Gudipati bfa_fcport_set_wwns(fcport);
3522a36c61f9SKrishna Gudipati if (fcport->cfg.maxfrsize == 0)
3523a36c61f9SKrishna Gudipati fcport->cfg.maxfrsize = bfa_ioc_maxfrsize(&bfa->ioc);
3524a36c61f9SKrishna Gudipati fcport->cfg.rx_bbcredit = bfa_ioc_rx_bbcredit(&bfa->ioc);
3525a36c61f9SKrishna Gudipati fcport->speed_sup = bfa_ioc_speed_sup(&bfa->ioc);
3526a36c61f9SKrishna Gudipati
352743ffdf4dSKrishna Gudipati if (bfa_fcport_is_pbcdisabled(bfa))
352843ffdf4dSKrishna Gudipati bfa->modules.port.pbc_disabled = BFA_TRUE;
352943ffdf4dSKrishna Gudipati
3530d4b671c5SJing Huang WARN_ON(!fcport->cfg.maxfrsize);
3531d4b671c5SJing Huang WARN_ON(!fcport->cfg.rx_bbcredit);
3532d4b671c5SJing Huang WARN_ON(!fcport->speed_sup);
3533a36c61f9SKrishna Gudipati }
3534a36c61f9SKrishna Gudipati
35355fbe25c7SJing Huang /*
3536a36c61f9SKrishna Gudipati * Firmware message handler.
3537a36c61f9SKrishna Gudipati */
3538a36c61f9SKrishna Gudipati void
bfa_fcport_isr(struct bfa_s * bfa,struct bfi_msg_s * msg)3539a36c61f9SKrishna Gudipati bfa_fcport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg)
3540a36c61f9SKrishna Gudipati {
3541a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
3542a36c61f9SKrishna Gudipati union bfi_fcport_i2h_msg_u i2hmsg;
3543a36c61f9SKrishna Gudipati
3544a36c61f9SKrishna Gudipati i2hmsg.msg = msg;
3545a36c61f9SKrishna Gudipati fcport->event_arg.i2hmsg = i2hmsg;
3546a36c61f9SKrishna Gudipati
3547a36c61f9SKrishna Gudipati bfa_trc(bfa, msg->mhdr.msg_id);
3548a36c61f9SKrishna Gudipati bfa_trc(bfa, bfa_sm_to_state(hal_port_sm_table, fcport->sm));
3549a36c61f9SKrishna Gudipati
3550a36c61f9SKrishna Gudipati switch (msg->mhdr.msg_id) {
3551a36c61f9SKrishna Gudipati case BFI_FCPORT_I2H_ENABLE_RSP:
3552f3a060caSKrishna Gudipati if (fcport->msgtag == i2hmsg.penable_rsp->msgtag) {
3553f3a060caSKrishna Gudipati
35546894f013SKrishna Gudipati fcport->stats_dma_ready = BFA_TRUE;
3555f3a060caSKrishna Gudipati if (fcport->use_flash_cfg) {
3556f3a060caSKrishna Gudipati fcport->cfg = i2hmsg.penable_rsp->port_cfg;
3557f3a060caSKrishna Gudipati fcport->cfg.maxfrsize =
3558f3a060caSKrishna Gudipati cpu_to_be16(fcport->cfg.maxfrsize);
3559f3a060caSKrishna Gudipati fcport->cfg.path_tov =
3560f3a060caSKrishna Gudipati cpu_to_be16(fcport->cfg.path_tov);
3561f3a060caSKrishna Gudipati fcport->cfg.q_depth =
3562f3a060caSKrishna Gudipati cpu_to_be16(fcport->cfg.q_depth);
3563f3a060caSKrishna Gudipati
3564f3a060caSKrishna Gudipati if (fcport->cfg.trunked)
3565f3a060caSKrishna Gudipati fcport->trunk.attr.state =
3566f3a060caSKrishna Gudipati BFA_TRUNK_OFFLINE;
3567f3a060caSKrishna Gudipati else
3568f3a060caSKrishna Gudipati fcport->trunk.attr.state =
3569f3a060caSKrishna Gudipati BFA_TRUNK_DISABLED;
35706894f013SKrishna Gudipati fcport->qos_attr.qos_bw =
35716894f013SKrishna Gudipati i2hmsg.penable_rsp->port_cfg.qos_bw;
3572f3a060caSKrishna Gudipati fcport->use_flash_cfg = BFA_FALSE;
3573f3a060caSKrishna Gudipati }
3574f3a060caSKrishna Gudipati
35753ec4f2c8SKrishna Gudipati if (fcport->cfg.qos_enabled)
35763ec4f2c8SKrishna Gudipati fcport->qos_attr.state = BFA_QOS_OFFLINE;
35773ec4f2c8SKrishna Gudipati else
35783ec4f2c8SKrishna Gudipati fcport->qos_attr.state = BFA_QOS_DISABLED;
35793ec4f2c8SKrishna Gudipati
35806894f013SKrishna Gudipati fcport->qos_attr.qos_bw_op =
35816894f013SKrishna Gudipati i2hmsg.penable_rsp->port_cfg.qos_bw;
35826894f013SKrishna Gudipati
3583bbe37a67SVijaya Mohan Guvva if (fcport->cfg.bb_cr_enabled)
3584bbe37a67SVijaya Mohan Guvva fcport->bbcr_attr.state = BFA_BBCR_OFFLINE;
3585bbe37a67SVijaya Mohan Guvva else
3586bbe37a67SVijaya Mohan Guvva fcport->bbcr_attr.state = BFA_BBCR_DISABLED;
3587bbe37a67SVijaya Mohan Guvva
3588a36c61f9SKrishna Gudipati bfa_sm_send_event(fcport, BFA_FCPORT_SM_FWRSP);
3589f3a060caSKrishna Gudipati }
3590a36c61f9SKrishna Gudipati break;
3591a36c61f9SKrishna Gudipati
3592a36c61f9SKrishna Gudipati case BFI_FCPORT_I2H_DISABLE_RSP:
3593a36c61f9SKrishna Gudipati if (fcport->msgtag == i2hmsg.penable_rsp->msgtag)
3594a36c61f9SKrishna Gudipati bfa_sm_send_event(fcport, BFA_FCPORT_SM_FWRSP);
3595a36c61f9SKrishna Gudipati break;
3596a36c61f9SKrishna Gudipati
3597a36c61f9SKrishna Gudipati case BFI_FCPORT_I2H_EVENT:
3598bbe37a67SVijaya Mohan Guvva if (fcport->cfg.bb_cr_enabled)
3599bbe37a67SVijaya Mohan Guvva fcport->bbcr_attr.state = BFA_BBCR_OFFLINE;
3600bbe37a67SVijaya Mohan Guvva else
3601bbe37a67SVijaya Mohan Guvva fcport->bbcr_attr.state = BFA_BBCR_DISABLED;
3602bbe37a67SVijaya Mohan Guvva
3603a36c61f9SKrishna Gudipati if (i2hmsg.event->link_state.linkstate == BFA_PORT_LINKUP)
3604a36c61f9SKrishna Gudipati bfa_sm_send_event(fcport, BFA_FCPORT_SM_LINKUP);
360504ea6575SKrishna Gudipati else {
360604ea6575SKrishna Gudipati if (i2hmsg.event->link_state.linkstate_rsn ==
360704ea6575SKrishna Gudipati BFA_PORT_LINKSTATE_RSN_FAA_MISCONFIG)
360804ea6575SKrishna Gudipati bfa_sm_send_event(fcport,
360904ea6575SKrishna Gudipati BFA_FCPORT_SM_FAA_MISCONFIG);
3610a36c61f9SKrishna Gudipati else
361104ea6575SKrishna Gudipati bfa_sm_send_event(fcport,
361204ea6575SKrishna Gudipati BFA_FCPORT_SM_LINKDOWN);
361304ea6575SKrishna Gudipati }
36146894f013SKrishna Gudipati fcport->qos_attr.qos_bw_op =
36156894f013SKrishna Gudipati i2hmsg.event->link_state.qos_attr.qos_bw_op;
3616a36c61f9SKrishna Gudipati break;
3617a36c61f9SKrishna Gudipati
3618a36c61f9SKrishna Gudipati case BFI_FCPORT_I2H_TRUNK_SCN:
3619a36c61f9SKrishna Gudipati bfa_trunk_scn(fcport, i2hmsg.trunk_scn);
3620a36c61f9SKrishna Gudipati break;
3621a36c61f9SKrishna Gudipati
3622a36c61f9SKrishna Gudipati case BFI_FCPORT_I2H_STATS_GET_RSP:
3623a36c61f9SKrishna Gudipati /*
3624a36c61f9SKrishna Gudipati * check for timer pop before processing the rsp
3625a36c61f9SKrishna Gudipati */
362637ea0558SKrishna Gudipati if (list_empty(&fcport->stats_pending_q) ||
362737ea0558SKrishna Gudipati (fcport->stats_status == BFA_STATUS_ETIMER))
3628a36c61f9SKrishna Gudipati break;
3629a36c61f9SKrishna Gudipati
3630a36c61f9SKrishna Gudipati bfa_timer_stop(&fcport->timer);
3631a36c61f9SKrishna Gudipati fcport->stats_status = i2hmsg.pstatsget_rsp->status;
363237ea0558SKrishna Gudipati __bfa_cb_fcport_stats_get(fcport, BFA_TRUE);
3633a36c61f9SKrishna Gudipati break;
3634a36c61f9SKrishna Gudipati
3635a36c61f9SKrishna Gudipati case BFI_FCPORT_I2H_STATS_CLEAR_RSP:
3636a36c61f9SKrishna Gudipati /*
3637a36c61f9SKrishna Gudipati * check for timer pop before processing the rsp
3638a36c61f9SKrishna Gudipati */
363937ea0558SKrishna Gudipati if (list_empty(&fcport->statsclr_pending_q) ||
364037ea0558SKrishna Gudipati (fcport->stats_status == BFA_STATUS_ETIMER))
3641a36c61f9SKrishna Gudipati break;
3642a36c61f9SKrishna Gudipati
3643a36c61f9SKrishna Gudipati bfa_timer_stop(&fcport->timer);
3644a36c61f9SKrishna Gudipati fcport->stats_status = BFA_STATUS_OK;
364537ea0558SKrishna Gudipati __bfa_cb_fcport_stats_clr(fcport, BFA_TRUE);
3646a36c61f9SKrishna Gudipati break;
3647a36c61f9SKrishna Gudipati
3648a36c61f9SKrishna Gudipati case BFI_FCPORT_I2H_ENABLE_AEN:
3649a36c61f9SKrishna Gudipati bfa_sm_send_event(fcport, BFA_FCPORT_SM_ENABLE);
3650a36c61f9SKrishna Gudipati break;
3651a36c61f9SKrishna Gudipati
3652a36c61f9SKrishna Gudipati case BFI_FCPORT_I2H_DISABLE_AEN:
3653a36c61f9SKrishna Gudipati bfa_sm_send_event(fcport, BFA_FCPORT_SM_DISABLE);
3654a36c61f9SKrishna Gudipati break;
3655a36c61f9SKrishna Gudipati
3656a36c61f9SKrishna Gudipati default:
3657d4b671c5SJing Huang WARN_ON(1);
3658a36c61f9SKrishna Gudipati break;
3659a36c61f9SKrishna Gudipati }
3660a36c61f9SKrishna Gudipati }
3661a36c61f9SKrishna Gudipati
36625fbe25c7SJing Huang /*
3663a36c61f9SKrishna Gudipati * Registered callback for port events.
3664a36c61f9SKrishna Gudipati */
3665a36c61f9SKrishna Gudipati void
bfa_fcport_event_register(struct bfa_s * bfa,void (* cbfn)(void * cbarg,enum bfa_port_linkstate event),void * cbarg)3666a36c61f9SKrishna Gudipati bfa_fcport_event_register(struct bfa_s *bfa,
3667a36c61f9SKrishna Gudipati void (*cbfn) (void *cbarg,
3668a36c61f9SKrishna Gudipati enum bfa_port_linkstate event),
3669a36c61f9SKrishna Gudipati void *cbarg)
3670a36c61f9SKrishna Gudipati {
3671a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
3672a36c61f9SKrishna Gudipati
3673a36c61f9SKrishna Gudipati fcport->event_cbfn = cbfn;
3674a36c61f9SKrishna Gudipati fcport->event_cbarg = cbarg;
3675a36c61f9SKrishna Gudipati }
3676a36c61f9SKrishna Gudipati
3677a36c61f9SKrishna Gudipati bfa_status_t
bfa_fcport_enable(struct bfa_s * bfa)3678a36c61f9SKrishna Gudipati bfa_fcport_enable(struct bfa_s *bfa)
3679a36c61f9SKrishna Gudipati {
3680a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
3681a36c61f9SKrishna Gudipati
368243ffdf4dSKrishna Gudipati if (bfa_fcport_is_pbcdisabled(bfa))
368343ffdf4dSKrishna Gudipati return BFA_STATUS_PBC;
368443ffdf4dSKrishna Gudipati
3685a36c61f9SKrishna Gudipati if (bfa_ioc_is_disabled(&bfa->ioc))
3686a36c61f9SKrishna Gudipati return BFA_STATUS_IOC_DISABLED;
3687a36c61f9SKrishna Gudipati
3688a36c61f9SKrishna Gudipati if (fcport->diag_busy)
3689a36c61f9SKrishna Gudipati return BFA_STATUS_DIAG_BUSY;
3690a36c61f9SKrishna Gudipati
3691a36c61f9SKrishna Gudipati bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_ENABLE);
3692a36c61f9SKrishna Gudipati return BFA_STATUS_OK;
3693a36c61f9SKrishna Gudipati }
3694a36c61f9SKrishna Gudipati
3695a36c61f9SKrishna Gudipati bfa_status_t
bfa_fcport_disable(struct bfa_s * bfa)3696a36c61f9SKrishna Gudipati bfa_fcport_disable(struct bfa_s *bfa)
3697a36c61f9SKrishna Gudipati {
369843ffdf4dSKrishna Gudipati if (bfa_fcport_is_pbcdisabled(bfa))
369943ffdf4dSKrishna Gudipati return BFA_STATUS_PBC;
3700a36c61f9SKrishna Gudipati
3701a36c61f9SKrishna Gudipati if (bfa_ioc_is_disabled(&bfa->ioc))
3702a36c61f9SKrishna Gudipati return BFA_STATUS_IOC_DISABLED;
3703a36c61f9SKrishna Gudipati
3704a36c61f9SKrishna Gudipati bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_DISABLE);
3705a36c61f9SKrishna Gudipati return BFA_STATUS_OK;
3706a36c61f9SKrishna Gudipati }
3707a36c61f9SKrishna Gudipati
370843ffdf4dSKrishna Gudipati /* If PBC is disabled on port, return error */
370943ffdf4dSKrishna Gudipati bfa_status_t
bfa_fcport_is_pbcdisabled(struct bfa_s * bfa)371043ffdf4dSKrishna Gudipati bfa_fcport_is_pbcdisabled(struct bfa_s *bfa)
371143ffdf4dSKrishna Gudipati {
371243ffdf4dSKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
371343ffdf4dSKrishna Gudipati struct bfa_iocfc_s *iocfc = &bfa->iocfc;
371443ffdf4dSKrishna Gudipati struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp;
371543ffdf4dSKrishna Gudipati
371643ffdf4dSKrishna Gudipati if (cfgrsp->pbc_cfg.port_enabled == BFI_PBC_PORT_DISABLED) {
371743ffdf4dSKrishna Gudipati bfa_trc(bfa, fcport->pwwn);
371843ffdf4dSKrishna Gudipati return BFA_STATUS_PBC;
371943ffdf4dSKrishna Gudipati }
372043ffdf4dSKrishna Gudipati return BFA_STATUS_OK;
372143ffdf4dSKrishna Gudipati }
372243ffdf4dSKrishna Gudipati
37235fbe25c7SJing Huang /*
3724a36c61f9SKrishna Gudipati * Configure port speed.
3725a36c61f9SKrishna Gudipati */
3726a36c61f9SKrishna Gudipati bfa_status_t
bfa_fcport_cfg_speed(struct bfa_s * bfa,enum bfa_port_speed speed)3727a36c61f9SKrishna Gudipati bfa_fcport_cfg_speed(struct bfa_s *bfa, enum bfa_port_speed speed)
3728a36c61f9SKrishna Gudipati {
3729a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
3730a36c61f9SKrishna Gudipati
3731a36c61f9SKrishna Gudipati bfa_trc(bfa, speed);
3732a36c61f9SKrishna Gudipati
3733a36c61f9SKrishna Gudipati if (fcport->cfg.trunked == BFA_TRUE)
3734a36c61f9SKrishna Gudipati return BFA_STATUS_TRUNK_ENABLED;
3735bc0e2c2aSKrishna Gudipati if ((fcport->cfg.topology == BFA_PORT_TOPOLOGY_LOOP) &&
3736bc0e2c2aSKrishna Gudipati (speed == BFA_PORT_SPEED_16GBPS))
3737bc0e2c2aSKrishna Gudipati return BFA_STATUS_UNSUPP_SPEED;
3738a36c61f9SKrishna Gudipati if ((speed != BFA_PORT_SPEED_AUTO) && (speed > fcport->speed_sup)) {
3739a36c61f9SKrishna Gudipati bfa_trc(bfa, fcport->speed_sup);
3740a36c61f9SKrishna Gudipati return BFA_STATUS_UNSUPP_SPEED;
3741a36c61f9SKrishna Gudipati }
3742a36c61f9SKrishna Gudipati
3743bd5a0260SKrishna Gudipati /* Port speed entered needs to be checked */
3744a714134aSKrishna Gudipati if (bfa_ioc_get_type(&fcport->bfa->ioc) == BFA_IOC_TYPE_FC) {
3745a714134aSKrishna Gudipati /* For CT2, 1G is not supported */
3746a714134aSKrishna Gudipati if ((speed == BFA_PORT_SPEED_1GBPS) &&
3747a714134aSKrishna Gudipati (bfa_asic_id_ct2(bfa->ioc.pcidev.device_id)))
3748a714134aSKrishna Gudipati return BFA_STATUS_UNSUPP_SPEED;
3749a714134aSKrishna Gudipati
3750a714134aSKrishna Gudipati /* Already checked for Auto Speed and Max Speed supp */
3751a714134aSKrishna Gudipati if (!(speed == BFA_PORT_SPEED_1GBPS ||
3752a714134aSKrishna Gudipati speed == BFA_PORT_SPEED_2GBPS ||
3753a714134aSKrishna Gudipati speed == BFA_PORT_SPEED_4GBPS ||
3754a714134aSKrishna Gudipati speed == BFA_PORT_SPEED_8GBPS ||
3755a714134aSKrishna Gudipati speed == BFA_PORT_SPEED_16GBPS ||
3756a714134aSKrishna Gudipati speed == BFA_PORT_SPEED_AUTO))
3757a714134aSKrishna Gudipati return BFA_STATUS_UNSUPP_SPEED;
3758a714134aSKrishna Gudipati } else {
3759a714134aSKrishna Gudipati if (speed != BFA_PORT_SPEED_10GBPS)
3760a714134aSKrishna Gudipati return BFA_STATUS_UNSUPP_SPEED;
3761a714134aSKrishna Gudipati }
3762a714134aSKrishna Gudipati
3763a36c61f9SKrishna Gudipati fcport->cfg.speed = speed;
3764a36c61f9SKrishna Gudipati
3765a36c61f9SKrishna Gudipati return BFA_STATUS_OK;
3766a36c61f9SKrishna Gudipati }
3767a36c61f9SKrishna Gudipati
37685fbe25c7SJing Huang /*
3769a36c61f9SKrishna Gudipati * Get current speed.
3770a36c61f9SKrishna Gudipati */
3771a36c61f9SKrishna Gudipati enum bfa_port_speed
bfa_fcport_get_speed(struct bfa_s * bfa)3772a36c61f9SKrishna Gudipati bfa_fcport_get_speed(struct bfa_s *bfa)
3773a36c61f9SKrishna Gudipati {
3774a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
3775a36c61f9SKrishna Gudipati
3776a36c61f9SKrishna Gudipati return fcport->speed;
3777a36c61f9SKrishna Gudipati }
3778a36c61f9SKrishna Gudipati
37795fbe25c7SJing Huang /*
3780a36c61f9SKrishna Gudipati * Configure port topology.
3781a36c61f9SKrishna Gudipati */
3782a36c61f9SKrishna Gudipati bfa_status_t
bfa_fcport_cfg_topology(struct bfa_s * bfa,enum bfa_port_topology topology)3783a36c61f9SKrishna Gudipati bfa_fcport_cfg_topology(struct bfa_s *bfa, enum bfa_port_topology topology)
3784a36c61f9SKrishna Gudipati {
3785a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
3786a36c61f9SKrishna Gudipati
3787a36c61f9SKrishna Gudipati bfa_trc(bfa, topology);
3788a36c61f9SKrishna Gudipati bfa_trc(bfa, fcport->cfg.topology);
3789a36c61f9SKrishna Gudipati
3790a36c61f9SKrishna Gudipati switch (topology) {
3791a36c61f9SKrishna Gudipati case BFA_PORT_TOPOLOGY_P2P:
3792bc0e2c2aSKrishna Gudipati break;
3793bc0e2c2aSKrishna Gudipati
3794a36c61f9SKrishna Gudipati case BFA_PORT_TOPOLOGY_LOOP:
3795bc0e2c2aSKrishna Gudipati if ((bfa_fcport_is_qos_enabled(bfa) != BFA_FALSE) ||
3796bc0e2c2aSKrishna Gudipati (fcport->qos_attr.state != BFA_QOS_DISABLED))
3797bc0e2c2aSKrishna Gudipati return BFA_STATUS_ERROR_QOS_ENABLED;
3798bc0e2c2aSKrishna Gudipati if (fcport->cfg.ratelimit != BFA_FALSE)
3799bc0e2c2aSKrishna Gudipati return BFA_STATUS_ERROR_TRL_ENABLED;
3800bc0e2c2aSKrishna Gudipati if ((bfa_fcport_is_trunk_enabled(bfa) != BFA_FALSE) ||
3801bc0e2c2aSKrishna Gudipati (fcport->trunk.attr.state != BFA_TRUNK_DISABLED))
3802bc0e2c2aSKrishna Gudipati return BFA_STATUS_ERROR_TRUNK_ENABLED;
3803bc0e2c2aSKrishna Gudipati if ((bfa_fcport_get_speed(bfa) == BFA_PORT_SPEED_16GBPS) ||
3804bc0e2c2aSKrishna Gudipati (fcport->cfg.speed == BFA_PORT_SPEED_16GBPS))
3805bc0e2c2aSKrishna Gudipati return BFA_STATUS_UNSUPP_SPEED;
3806bc0e2c2aSKrishna Gudipati if (bfa_mfg_is_mezz(bfa->ioc.attr->card_type))
3807bc0e2c2aSKrishna Gudipati return BFA_STATUS_LOOP_UNSUPP_MEZZ;
3808e353546eSKrishna Gudipati if (bfa_fcport_is_dport(bfa) != BFA_FALSE)
3809e353546eSKrishna Gudipati return BFA_STATUS_DPORT_ERR;
38101a898a79SVijaya Mohan Guvva if (bfa_fcport_is_ddport(bfa) != BFA_FALSE)
38111a898a79SVijaya Mohan Guvva return BFA_STATUS_DPORT_ERR;
3812bc0e2c2aSKrishna Gudipati break;
3813bc0e2c2aSKrishna Gudipati
3814a36c61f9SKrishna Gudipati case BFA_PORT_TOPOLOGY_AUTO:
3815a36c61f9SKrishna Gudipati break;
3816a36c61f9SKrishna Gudipati
3817a36c61f9SKrishna Gudipati default:
3818a36c61f9SKrishna Gudipati return BFA_STATUS_EINVAL;
3819a36c61f9SKrishna Gudipati }
3820a36c61f9SKrishna Gudipati
3821a36c61f9SKrishna Gudipati fcport->cfg.topology = topology;
3822a36c61f9SKrishna Gudipati return BFA_STATUS_OK;
3823a36c61f9SKrishna Gudipati }
3824a36c61f9SKrishna Gudipati
38255fbe25c7SJing Huang /*
3826a36c61f9SKrishna Gudipati * Get current topology.
3827a36c61f9SKrishna Gudipati */
3828a36c61f9SKrishna Gudipati enum bfa_port_topology
bfa_fcport_get_topology(struct bfa_s * bfa)3829a36c61f9SKrishna Gudipati bfa_fcport_get_topology(struct bfa_s *bfa)
3830a36c61f9SKrishna Gudipati {
3831a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
3832a36c61f9SKrishna Gudipati
3833a36c61f9SKrishna Gudipati return fcport->topology;
3834a36c61f9SKrishna Gudipati }
3835a36c61f9SKrishna Gudipati
383620e73cb1SLee Jones /*
3837bc0e2c2aSKrishna Gudipati * Get config topology.
3838bc0e2c2aSKrishna Gudipati */
3839bc0e2c2aSKrishna Gudipati enum bfa_port_topology
bfa_fcport_get_cfg_topology(struct bfa_s * bfa)3840bc0e2c2aSKrishna Gudipati bfa_fcport_get_cfg_topology(struct bfa_s *bfa)
3841bc0e2c2aSKrishna Gudipati {
3842bc0e2c2aSKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
3843bc0e2c2aSKrishna Gudipati
3844bc0e2c2aSKrishna Gudipati return fcport->cfg.topology;
3845bc0e2c2aSKrishna Gudipati }
3846bc0e2c2aSKrishna Gudipati
3847a36c61f9SKrishna Gudipati bfa_status_t
bfa_fcport_cfg_hardalpa(struct bfa_s * bfa,u8 alpa)3848a36c61f9SKrishna Gudipati bfa_fcport_cfg_hardalpa(struct bfa_s *bfa, u8 alpa)
3849a36c61f9SKrishna Gudipati {
3850a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
3851a36c61f9SKrishna Gudipati
3852a36c61f9SKrishna Gudipati bfa_trc(bfa, alpa);
3853a36c61f9SKrishna Gudipati bfa_trc(bfa, fcport->cfg.cfg_hardalpa);
3854a36c61f9SKrishna Gudipati bfa_trc(bfa, fcport->cfg.hardalpa);
3855a36c61f9SKrishna Gudipati
3856a36c61f9SKrishna Gudipati fcport->cfg.cfg_hardalpa = BFA_TRUE;
3857a36c61f9SKrishna Gudipati fcport->cfg.hardalpa = alpa;
3858a36c61f9SKrishna Gudipati
3859a36c61f9SKrishna Gudipati return BFA_STATUS_OK;
3860a36c61f9SKrishna Gudipati }
3861a36c61f9SKrishna Gudipati
3862a36c61f9SKrishna Gudipati bfa_status_t
bfa_fcport_clr_hardalpa(struct bfa_s * bfa)3863a36c61f9SKrishna Gudipati bfa_fcport_clr_hardalpa(struct bfa_s *bfa)
3864a36c61f9SKrishna Gudipati {
3865a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
3866a36c61f9SKrishna Gudipati
3867a36c61f9SKrishna Gudipati bfa_trc(bfa, fcport->cfg.cfg_hardalpa);
3868a36c61f9SKrishna Gudipati bfa_trc(bfa, fcport->cfg.hardalpa);
3869a36c61f9SKrishna Gudipati
3870a36c61f9SKrishna Gudipati fcport->cfg.cfg_hardalpa = BFA_FALSE;
3871a36c61f9SKrishna Gudipati return BFA_STATUS_OK;
3872a36c61f9SKrishna Gudipati }
3873a36c61f9SKrishna Gudipati
3874a36c61f9SKrishna Gudipati bfa_boolean_t
bfa_fcport_get_hardalpa(struct bfa_s * bfa,u8 * alpa)3875a36c61f9SKrishna Gudipati bfa_fcport_get_hardalpa(struct bfa_s *bfa, u8 *alpa)
3876a36c61f9SKrishna Gudipati {
3877a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
3878a36c61f9SKrishna Gudipati
3879a36c61f9SKrishna Gudipati *alpa = fcport->cfg.hardalpa;
3880a36c61f9SKrishna Gudipati return fcport->cfg.cfg_hardalpa;
3881a36c61f9SKrishna Gudipati }
3882a36c61f9SKrishna Gudipati
3883a36c61f9SKrishna Gudipati u8
bfa_fcport_get_myalpa(struct bfa_s * bfa)3884a36c61f9SKrishna Gudipati bfa_fcport_get_myalpa(struct bfa_s *bfa)
3885a36c61f9SKrishna Gudipati {
3886a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
3887a36c61f9SKrishna Gudipati
3888a36c61f9SKrishna Gudipati return fcport->myalpa;
3889a36c61f9SKrishna Gudipati }
3890a36c61f9SKrishna Gudipati
3891a36c61f9SKrishna Gudipati bfa_status_t
bfa_fcport_cfg_maxfrsize(struct bfa_s * bfa,u16 maxfrsize)3892a36c61f9SKrishna Gudipati bfa_fcport_cfg_maxfrsize(struct bfa_s *bfa, u16 maxfrsize)
3893a36c61f9SKrishna Gudipati {
3894a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
3895a36c61f9SKrishna Gudipati
3896a36c61f9SKrishna Gudipati bfa_trc(bfa, maxfrsize);
3897a36c61f9SKrishna Gudipati bfa_trc(bfa, fcport->cfg.maxfrsize);
3898a36c61f9SKrishna Gudipati
3899a36c61f9SKrishna Gudipati /* with in range */
3900a36c61f9SKrishna Gudipati if ((maxfrsize > FC_MAX_PDUSZ) || (maxfrsize < FC_MIN_PDUSZ))
3901a36c61f9SKrishna Gudipati return BFA_STATUS_INVLD_DFSZ;
3902a36c61f9SKrishna Gudipati
3903a36c61f9SKrishna Gudipati /* power of 2, if not the max frame size of 2112 */
3904a36c61f9SKrishna Gudipati if ((maxfrsize != FC_MAX_PDUSZ) && (maxfrsize & (maxfrsize - 1)))
3905a36c61f9SKrishna Gudipati return BFA_STATUS_INVLD_DFSZ;
3906a36c61f9SKrishna Gudipati
3907a36c61f9SKrishna Gudipati fcport->cfg.maxfrsize = maxfrsize;
3908a36c61f9SKrishna Gudipati return BFA_STATUS_OK;
3909a36c61f9SKrishna Gudipati }
3910a36c61f9SKrishna Gudipati
3911a36c61f9SKrishna Gudipati u16
bfa_fcport_get_maxfrsize(struct bfa_s * bfa)3912a36c61f9SKrishna Gudipati bfa_fcport_get_maxfrsize(struct bfa_s *bfa)
3913a36c61f9SKrishna Gudipati {
3914a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
3915a36c61f9SKrishna Gudipati
3916a36c61f9SKrishna Gudipati return fcport->cfg.maxfrsize;
3917a36c61f9SKrishna Gudipati }
3918a36c61f9SKrishna Gudipati
3919a36c61f9SKrishna Gudipati u8
bfa_fcport_get_rx_bbcredit(struct bfa_s * bfa)3920a36c61f9SKrishna Gudipati bfa_fcport_get_rx_bbcredit(struct bfa_s *bfa)
3921a36c61f9SKrishna Gudipati {
3922bc0e2c2aSKrishna Gudipati if (bfa_fcport_get_topology(bfa) != BFA_PORT_TOPOLOGY_LOOP)
3923bc0e2c2aSKrishna Gudipati return (BFA_FCPORT_MOD(bfa))->cfg.rx_bbcredit;
3924a36c61f9SKrishna Gudipati
3925bc0e2c2aSKrishna Gudipati else
3926bc0e2c2aSKrishna Gudipati return 0;
3927a36c61f9SKrishna Gudipati }
3928a36c61f9SKrishna Gudipati
3929a36c61f9SKrishna Gudipati void
bfa_fcport_set_tx_bbcredit(struct bfa_s * bfa,u16 tx_bbcredit)3930bbe37a67SVijaya Mohan Guvva bfa_fcport_set_tx_bbcredit(struct bfa_s *bfa, u16 tx_bbcredit)
3931a36c61f9SKrishna Gudipati {
3932a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
3933a36c61f9SKrishna Gudipati
3934a36c61f9SKrishna Gudipati fcport->cfg.tx_bbcredit = (u8)tx_bbcredit;
3935a36c61f9SKrishna Gudipati }
3936a36c61f9SKrishna Gudipati
39375fbe25c7SJing Huang /*
3938a36c61f9SKrishna Gudipati * Get port attributes.
3939a36c61f9SKrishna Gudipati */
3940a36c61f9SKrishna Gudipati
3941a36c61f9SKrishna Gudipati wwn_t
bfa_fcport_get_wwn(struct bfa_s * bfa,bfa_boolean_t node)3942a36c61f9SKrishna Gudipati bfa_fcport_get_wwn(struct bfa_s *bfa, bfa_boolean_t node)
3943a36c61f9SKrishna Gudipati {
3944a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
3945a36c61f9SKrishna Gudipati if (node)
3946a36c61f9SKrishna Gudipati return fcport->nwwn;
3947a36c61f9SKrishna Gudipati else
3948a36c61f9SKrishna Gudipati return fcport->pwwn;
3949a36c61f9SKrishna Gudipati }
3950a36c61f9SKrishna Gudipati
3951a36c61f9SKrishna Gudipati void
bfa_fcport_get_attr(struct bfa_s * bfa,struct bfa_port_attr_s * attr)3952a36c61f9SKrishna Gudipati bfa_fcport_get_attr(struct bfa_s *bfa, struct bfa_port_attr_s *attr)
3953a36c61f9SKrishna Gudipati {
3954a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
3955a36c61f9SKrishna Gudipati
39566a18b167SJing Huang memset(attr, 0, sizeof(struct bfa_port_attr_s));
3957a36c61f9SKrishna Gudipati
3958a36c61f9SKrishna Gudipati attr->nwwn = fcport->nwwn;
3959a36c61f9SKrishna Gudipati attr->pwwn = fcport->pwwn;
3960a36c61f9SKrishna Gudipati
3961f7f73812SMaggie Zhang attr->factorypwwn = bfa->ioc.attr->mfg_pwwn;
3962f7f73812SMaggie Zhang attr->factorynwwn = bfa->ioc.attr->mfg_nwwn;
3963a36c61f9SKrishna Gudipati
39646a18b167SJing Huang memcpy(&attr->pport_cfg, &fcport->cfg,
3965a36c61f9SKrishna Gudipati sizeof(struct bfa_port_cfg_s));
3966a36c61f9SKrishna Gudipati /* speed attributes */
3967a36c61f9SKrishna Gudipati attr->pport_cfg.speed = fcport->cfg.speed;
3968a36c61f9SKrishna Gudipati attr->speed_supported = fcport->speed_sup;
3969a36c61f9SKrishna Gudipati attr->speed = fcport->speed;
3970a36c61f9SKrishna Gudipati attr->cos_supported = FC_CLASS_3;
3971a36c61f9SKrishna Gudipati
3972a36c61f9SKrishna Gudipati /* topology attributes */
3973a36c61f9SKrishna Gudipati attr->pport_cfg.topology = fcport->cfg.topology;
3974a36c61f9SKrishna Gudipati attr->topology = fcport->topology;
3975a36c61f9SKrishna Gudipati attr->pport_cfg.trunked = fcport->cfg.trunked;
3976a36c61f9SKrishna Gudipati
3977a36c61f9SKrishna Gudipati /* beacon attributes */
3978a36c61f9SKrishna Gudipati attr->beacon = fcport->beacon;
3979a36c61f9SKrishna Gudipati attr->link_e2e_beacon = fcport->link_e2e_beacon;
3980a36c61f9SKrishna Gudipati
3981a36c61f9SKrishna Gudipati attr->pport_cfg.path_tov = bfa_fcpim_path_tov_get(bfa);
3982a36c61f9SKrishna Gudipati attr->pport_cfg.q_depth = bfa_fcpim_qdepth_get(bfa);
3983a36c61f9SKrishna Gudipati attr->port_state = bfa_sm_to_state(hal_port_sm_table, fcport->sm);
398443ffdf4dSKrishna Gudipati
39854e1e0d8dSVijaya Mohan Guvva attr->fec_state = fcport->fec_state;
39864e1e0d8dSVijaya Mohan Guvva
398743ffdf4dSKrishna Gudipati /* PBC Disabled State */
398843ffdf4dSKrishna Gudipati if (bfa_fcport_is_pbcdisabled(bfa))
398943ffdf4dSKrishna Gudipati attr->port_state = BFA_PORT_ST_PREBOOT_DISABLED;
399043ffdf4dSKrishna Gudipati else {
3991a36c61f9SKrishna Gudipati if (bfa_ioc_is_disabled(&fcport->bfa->ioc))
3992a36c61f9SKrishna Gudipati attr->port_state = BFA_PORT_ST_IOCDIS;
3993a36c61f9SKrishna Gudipati else if (bfa_ioc_fw_mismatch(&fcport->bfa->ioc))
3994a36c61f9SKrishna Gudipati attr->port_state = BFA_PORT_ST_FWMISMATCH;
399543ffdf4dSKrishna Gudipati }
3996a36c61f9SKrishna Gudipati
3997a36c61f9SKrishna Gudipati /* FCoE vlan */
3998a36c61f9SKrishna Gudipati attr->fcoe_vlan = fcport->fcoe_vlan;
3999a36c61f9SKrishna Gudipati }
4000a36c61f9SKrishna Gudipati
4001a36c61f9SKrishna Gudipati #define BFA_FCPORT_STATS_TOV 1000
4002a36c61f9SKrishna Gudipati
40035fbe25c7SJing Huang /*
4004a36c61f9SKrishna Gudipati * Fetch port statistics (FCQoS or FCoE).
4005a36c61f9SKrishna Gudipati */
4006a36c61f9SKrishna Gudipati bfa_status_t
bfa_fcport_get_stats(struct bfa_s * bfa,struct bfa_cb_pending_q_s * cb)400737ea0558SKrishna Gudipati bfa_fcport_get_stats(struct bfa_s *bfa, struct bfa_cb_pending_q_s *cb)
4008a36c61f9SKrishna Gudipati {
4009a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
4010a36c61f9SKrishna Gudipati
40116894f013SKrishna Gudipati if (!bfa_iocfc_is_operational(bfa) ||
40126894f013SKrishna Gudipati !fcport->stats_dma_ready)
40136894f013SKrishna Gudipati return BFA_STATUS_IOC_NON_OP;
401437ea0558SKrishna Gudipati
401537ea0558SKrishna Gudipati if (!list_empty(&fcport->statsclr_pending_q))
4016a36c61f9SKrishna Gudipati return BFA_STATUS_DEVBUSY;
4017a36c61f9SKrishna Gudipati
401837ea0558SKrishna Gudipati if (list_empty(&fcport->stats_pending_q)) {
401937ea0558SKrishna Gudipati list_add_tail(&cb->hcb_qe.qe, &fcport->stats_pending_q);
4020a36c61f9SKrishna Gudipati bfa_fcport_send_stats_get(fcport);
402137ea0558SKrishna Gudipati bfa_timer_start(bfa, &fcport->timer,
402237ea0558SKrishna Gudipati bfa_fcport_stats_get_timeout,
4023a36c61f9SKrishna Gudipati fcport, BFA_FCPORT_STATS_TOV);
402437ea0558SKrishna Gudipati } else
402537ea0558SKrishna Gudipati list_add_tail(&cb->hcb_qe.qe, &fcport->stats_pending_q);
402637ea0558SKrishna Gudipati
4027a36c61f9SKrishna Gudipati return BFA_STATUS_OK;
4028a36c61f9SKrishna Gudipati }
4029a36c61f9SKrishna Gudipati
40305fbe25c7SJing Huang /*
4031a36c61f9SKrishna Gudipati * Reset port statistics (FCQoS or FCoE).
4032a36c61f9SKrishna Gudipati */
4033a36c61f9SKrishna Gudipati bfa_status_t
bfa_fcport_clear_stats(struct bfa_s * bfa,struct bfa_cb_pending_q_s * cb)403437ea0558SKrishna Gudipati bfa_fcport_clear_stats(struct bfa_s *bfa, struct bfa_cb_pending_q_s *cb)
4035a36c61f9SKrishna Gudipati {
4036a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
4037a36c61f9SKrishna Gudipati
40386894f013SKrishna Gudipati if (!bfa_iocfc_is_operational(bfa) ||
40396894f013SKrishna Gudipati !fcport->stats_dma_ready)
40406894f013SKrishna Gudipati return BFA_STATUS_IOC_NON_OP;
40416894f013SKrishna Gudipati
404237ea0558SKrishna Gudipati if (!list_empty(&fcport->stats_pending_q))
4043a36c61f9SKrishna Gudipati return BFA_STATUS_DEVBUSY;
4044a36c61f9SKrishna Gudipati
404537ea0558SKrishna Gudipati if (list_empty(&fcport->statsclr_pending_q)) {
404637ea0558SKrishna Gudipati list_add_tail(&cb->hcb_qe.qe, &fcport->statsclr_pending_q);
4047a36c61f9SKrishna Gudipati bfa_fcport_send_stats_clear(fcport);
404837ea0558SKrishna Gudipati bfa_timer_start(bfa, &fcport->timer,
404937ea0558SKrishna Gudipati bfa_fcport_stats_clr_timeout,
4050a36c61f9SKrishna Gudipati fcport, BFA_FCPORT_STATS_TOV);
405137ea0558SKrishna Gudipati } else
405237ea0558SKrishna Gudipati list_add_tail(&cb->hcb_qe.qe, &fcport->statsclr_pending_q);
405337ea0558SKrishna Gudipati
4054a36c61f9SKrishna Gudipati return BFA_STATUS_OK;
4055a36c61f9SKrishna Gudipati }
4056a36c61f9SKrishna Gudipati
40575fbe25c7SJing Huang /*
4058a36c61f9SKrishna Gudipati * Fetch port attributes.
4059a36c61f9SKrishna Gudipati */
4060a36c61f9SKrishna Gudipati bfa_boolean_t
bfa_fcport_is_disabled(struct bfa_s * bfa)4061a36c61f9SKrishna Gudipati bfa_fcport_is_disabled(struct bfa_s *bfa)
4062a36c61f9SKrishna Gudipati {
4063a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
4064a36c61f9SKrishna Gudipati
4065a36c61f9SKrishna Gudipati return bfa_sm_to_state(hal_port_sm_table, fcport->sm) ==
4066a36c61f9SKrishna Gudipati BFA_PORT_ST_DISABLED;
4067a36c61f9SKrishna Gudipati
4068a36c61f9SKrishna Gudipati }
4069a36c61f9SKrishna Gudipati
4070a36c61f9SKrishna Gudipati bfa_boolean_t
bfa_fcport_is_dport(struct bfa_s * bfa)4071e353546eSKrishna Gudipati bfa_fcport_is_dport(struct bfa_s *bfa)
4072e353546eSKrishna Gudipati {
4073e353546eSKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
4074e353546eSKrishna Gudipati
4075e353546eSKrishna Gudipati return (bfa_sm_to_state(hal_port_sm_table, fcport->sm) ==
4076e353546eSKrishna Gudipati BFA_PORT_ST_DPORT);
4077e353546eSKrishna Gudipati }
4078e353546eSKrishna Gudipati
40791a898a79SVijaya Mohan Guvva bfa_boolean_t
bfa_fcport_is_ddport(struct bfa_s * bfa)40801a898a79SVijaya Mohan Guvva bfa_fcport_is_ddport(struct bfa_s *bfa)
40811a898a79SVijaya Mohan Guvva {
40821a898a79SVijaya Mohan Guvva struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
40831a898a79SVijaya Mohan Guvva
40841a898a79SVijaya Mohan Guvva return (bfa_sm_to_state(hal_port_sm_table, fcport->sm) ==
40851a898a79SVijaya Mohan Guvva BFA_PORT_ST_DDPORT);
40861a898a79SVijaya Mohan Guvva }
40871a898a79SVijaya Mohan Guvva
40886894f013SKrishna Gudipati bfa_status_t
bfa_fcport_set_qos_bw(struct bfa_s * bfa,struct bfa_qos_bw_s * qos_bw)40896894f013SKrishna Gudipati bfa_fcport_set_qos_bw(struct bfa_s *bfa, struct bfa_qos_bw_s *qos_bw)
40906894f013SKrishna Gudipati {
40916894f013SKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
40926894f013SKrishna Gudipati enum bfa_ioc_type_e ioc_type = bfa_get_type(bfa);
40936894f013SKrishna Gudipati
40946894f013SKrishna Gudipati bfa_trc(bfa, ioc_type);
40956894f013SKrishna Gudipati
40966894f013SKrishna Gudipati if ((qos_bw->high == 0) || (qos_bw->med == 0) || (qos_bw->low == 0))
40976894f013SKrishna Gudipati return BFA_STATUS_QOS_BW_INVALID;
40986894f013SKrishna Gudipati
40996894f013SKrishna Gudipati if ((qos_bw->high + qos_bw->med + qos_bw->low) != 100)
41006894f013SKrishna Gudipati return BFA_STATUS_QOS_BW_INVALID;
41016894f013SKrishna Gudipati
41026894f013SKrishna Gudipati if ((qos_bw->med > qos_bw->high) || (qos_bw->low > qos_bw->med) ||
41036894f013SKrishna Gudipati (qos_bw->low > qos_bw->high))
41046894f013SKrishna Gudipati return BFA_STATUS_QOS_BW_INVALID;
41056894f013SKrishna Gudipati
41066894f013SKrishna Gudipati if ((ioc_type == BFA_IOC_TYPE_FC) &&
41076894f013SKrishna Gudipati (fcport->cfg.topology != BFA_PORT_TOPOLOGY_LOOP))
41086894f013SKrishna Gudipati fcport->cfg.qos_bw = *qos_bw;
41096894f013SKrishna Gudipati
41106894f013SKrishna Gudipati return BFA_STATUS_OK;
41116894f013SKrishna Gudipati }
41126894f013SKrishna Gudipati
4113e353546eSKrishna Gudipati bfa_boolean_t
bfa_fcport_is_ratelim(struct bfa_s * bfa)4114a36c61f9SKrishna Gudipati bfa_fcport_is_ratelim(struct bfa_s *bfa)
4115a36c61f9SKrishna Gudipati {
4116a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
4117a36c61f9SKrishna Gudipati
4118a36c61f9SKrishna Gudipati return fcport->cfg.ratelimit ? BFA_TRUE : BFA_FALSE;
4119a36c61f9SKrishna Gudipati
4120a36c61f9SKrishna Gudipati }
4121a36c61f9SKrishna Gudipati
41225fbe25c7SJing Huang /*
4123a714134aSKrishna Gudipati * Enable/Disable FAA feature in port config
4124a714134aSKrishna Gudipati */
4125a714134aSKrishna Gudipati void
bfa_fcport_cfg_faa(struct bfa_s * bfa,u8 state)4126a714134aSKrishna Gudipati bfa_fcport_cfg_faa(struct bfa_s *bfa, u8 state)
4127a714134aSKrishna Gudipati {
4128a714134aSKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
4129a714134aSKrishna Gudipati
4130a714134aSKrishna Gudipati bfa_trc(bfa, state);
4131a714134aSKrishna Gudipati fcport->cfg.faa_state = state;
4132a714134aSKrishna Gudipati }
4133a714134aSKrishna Gudipati
4134a714134aSKrishna Gudipati /*
4135a36c61f9SKrishna Gudipati * Get default minimum ratelim speed
4136a36c61f9SKrishna Gudipati */
4137a36c61f9SKrishna Gudipati enum bfa_port_speed
bfa_fcport_get_ratelim_speed(struct bfa_s * bfa)4138a36c61f9SKrishna Gudipati bfa_fcport_get_ratelim_speed(struct bfa_s *bfa)
4139a36c61f9SKrishna Gudipati {
4140a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
4141a36c61f9SKrishna Gudipati
4142a36c61f9SKrishna Gudipati bfa_trc(bfa, fcport->cfg.trl_def_speed);
4143a36c61f9SKrishna Gudipati return fcport->cfg.trl_def_speed;
4144a36c61f9SKrishna Gudipati
4145a36c61f9SKrishna Gudipati }
4146a36c61f9SKrishna Gudipati
41473d7fc66dSKrishna Gudipati void
bfa_fcport_beacon(void * dev,bfa_boolean_t beacon,bfa_boolean_t link_e2e_beacon)41483d7fc66dSKrishna Gudipati bfa_fcport_beacon(void *dev, bfa_boolean_t beacon,
41493d7fc66dSKrishna Gudipati bfa_boolean_t link_e2e_beacon)
41503d7fc66dSKrishna Gudipati {
41513d7fc66dSKrishna Gudipati struct bfa_s *bfa = dev;
41523d7fc66dSKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
41533d7fc66dSKrishna Gudipati
41543d7fc66dSKrishna Gudipati bfa_trc(bfa, beacon);
41553d7fc66dSKrishna Gudipati bfa_trc(bfa, link_e2e_beacon);
41563d7fc66dSKrishna Gudipati bfa_trc(bfa, fcport->beacon);
41573d7fc66dSKrishna Gudipati bfa_trc(bfa, fcport->link_e2e_beacon);
41583d7fc66dSKrishna Gudipati
41593d7fc66dSKrishna Gudipati fcport->beacon = beacon;
41603d7fc66dSKrishna Gudipati fcport->link_e2e_beacon = link_e2e_beacon;
41613d7fc66dSKrishna Gudipati }
41623d7fc66dSKrishna Gudipati
4163a36c61f9SKrishna Gudipati bfa_boolean_t
bfa_fcport_is_linkup(struct bfa_s * bfa)4164a36c61f9SKrishna Gudipati bfa_fcport_is_linkup(struct bfa_s *bfa)
4165a36c61f9SKrishna Gudipati {
4166a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
4167a36c61f9SKrishna Gudipati
4168a36c61f9SKrishna Gudipati return (!fcport->cfg.trunked &&
4169a36c61f9SKrishna Gudipati bfa_sm_cmp_state(fcport, bfa_fcport_sm_linkup)) ||
4170a36c61f9SKrishna Gudipati (fcport->cfg.trunked &&
4171a36c61f9SKrishna Gudipati fcport->trunk.attr.state == BFA_TRUNK_ONLINE);
4172a36c61f9SKrishna Gudipati }
4173a36c61f9SKrishna Gudipati
4174a36c61f9SKrishna Gudipati bfa_boolean_t
bfa_fcport_is_qos_enabled(struct bfa_s * bfa)4175a36c61f9SKrishna Gudipati bfa_fcport_is_qos_enabled(struct bfa_s *bfa)
4176a36c61f9SKrishna Gudipati {
4177a36c61f9SKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
4178a36c61f9SKrishna Gudipati
4179a36c61f9SKrishna Gudipati return fcport->cfg.qos_enabled;
4180a36c61f9SKrishna Gudipati }
4181a36c61f9SKrishna Gudipati
4182be540a99SKrishna Gudipati bfa_boolean_t
bfa_fcport_is_trunk_enabled(struct bfa_s * bfa)4183be540a99SKrishna Gudipati bfa_fcport_is_trunk_enabled(struct bfa_s *bfa)
4184be540a99SKrishna Gudipati {
4185be540a99SKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
4186be540a99SKrishna Gudipati
4187be540a99SKrishna Gudipati return fcport->cfg.trunked;
4188be540a99SKrishna Gudipati }
4189be540a99SKrishna Gudipati
4190bbe37a67SVijaya Mohan Guvva bfa_status_t
bfa_fcport_cfg_bbcr(struct bfa_s * bfa,bfa_boolean_t on_off,u8 bb_scn)4191bbe37a67SVijaya Mohan Guvva bfa_fcport_cfg_bbcr(struct bfa_s *bfa, bfa_boolean_t on_off, u8 bb_scn)
4192bbe37a67SVijaya Mohan Guvva {
4193bbe37a67SVijaya Mohan Guvva struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
4194bbe37a67SVijaya Mohan Guvva
4195bbe37a67SVijaya Mohan Guvva bfa_trc(bfa, on_off);
4196bbe37a67SVijaya Mohan Guvva
4197bbe37a67SVijaya Mohan Guvva if (bfa_ioc_get_type(&fcport->bfa->ioc) != BFA_IOC_TYPE_FC)
4198bbe37a67SVijaya Mohan Guvva return BFA_STATUS_BBCR_FC_ONLY;
4199bbe37a67SVijaya Mohan Guvva
4200bbe37a67SVijaya Mohan Guvva if (bfa_mfg_is_mezz(bfa->ioc.attr->card_type) &&
4201bbe37a67SVijaya Mohan Guvva (bfa->ioc.attr->card_type != BFA_MFG_TYPE_CHINOOK))
4202bbe37a67SVijaya Mohan Guvva return BFA_STATUS_CMD_NOTSUPP_MEZZ;
4203bbe37a67SVijaya Mohan Guvva
4204bbe37a67SVijaya Mohan Guvva if (on_off) {
4205bbe37a67SVijaya Mohan Guvva if (fcport->cfg.topology == BFA_PORT_TOPOLOGY_LOOP)
4206bbe37a67SVijaya Mohan Guvva return BFA_STATUS_TOPOLOGY_LOOP;
4207bbe37a67SVijaya Mohan Guvva
4208bbe37a67SVijaya Mohan Guvva if (fcport->cfg.qos_enabled)
4209bbe37a67SVijaya Mohan Guvva return BFA_STATUS_ERROR_QOS_ENABLED;
4210bbe37a67SVijaya Mohan Guvva
4211bbe37a67SVijaya Mohan Guvva if (fcport->cfg.trunked)
4212bbe37a67SVijaya Mohan Guvva return BFA_STATUS_TRUNK_ENABLED;
4213bbe37a67SVijaya Mohan Guvva
4214bbe37a67SVijaya Mohan Guvva if ((fcport->cfg.speed != BFA_PORT_SPEED_AUTO) &&
4215bbe37a67SVijaya Mohan Guvva (fcport->cfg.speed < bfa_ioc_speed_sup(&bfa->ioc)))
4216bbe37a67SVijaya Mohan Guvva return BFA_STATUS_ERR_BBCR_SPEED_UNSUPPORT;
4217bbe37a67SVijaya Mohan Guvva
4218bbe37a67SVijaya Mohan Guvva if (bfa_ioc_speed_sup(&bfa->ioc) < BFA_PORT_SPEED_8GBPS)
4219bbe37a67SVijaya Mohan Guvva return BFA_STATUS_FEATURE_NOT_SUPPORTED;
4220bbe37a67SVijaya Mohan Guvva
4221bbe37a67SVijaya Mohan Guvva if (fcport->cfg.bb_cr_enabled) {
4222bbe37a67SVijaya Mohan Guvva if (bb_scn != fcport->cfg.bb_scn)
4223bbe37a67SVijaya Mohan Guvva return BFA_STATUS_BBCR_CFG_NO_CHANGE;
4224bbe37a67SVijaya Mohan Guvva else
4225bbe37a67SVijaya Mohan Guvva return BFA_STATUS_NO_CHANGE;
4226bbe37a67SVijaya Mohan Guvva }
4227bbe37a67SVijaya Mohan Guvva
4228bbe37a67SVijaya Mohan Guvva if ((bb_scn == 0) || (bb_scn > BFA_BB_SCN_MAX))
4229bbe37a67SVijaya Mohan Guvva bb_scn = BFA_BB_SCN_DEF;
4230bbe37a67SVijaya Mohan Guvva
4231bbe37a67SVijaya Mohan Guvva fcport->cfg.bb_cr_enabled = on_off;
4232bbe37a67SVijaya Mohan Guvva fcport->cfg.bb_scn = bb_scn;
4233bbe37a67SVijaya Mohan Guvva } else {
4234bbe37a67SVijaya Mohan Guvva if (!fcport->cfg.bb_cr_enabled)
4235bbe37a67SVijaya Mohan Guvva return BFA_STATUS_NO_CHANGE;
4236bbe37a67SVijaya Mohan Guvva
4237bbe37a67SVijaya Mohan Guvva fcport->cfg.bb_cr_enabled = on_off;
4238bbe37a67SVijaya Mohan Guvva fcport->cfg.bb_scn = 0;
4239bbe37a67SVijaya Mohan Guvva }
4240bbe37a67SVijaya Mohan Guvva
4241bbe37a67SVijaya Mohan Guvva return BFA_STATUS_OK;
4242bbe37a67SVijaya Mohan Guvva }
4243bbe37a67SVijaya Mohan Guvva
4244bbe37a67SVijaya Mohan Guvva bfa_status_t
bfa_fcport_get_bbcr_attr(struct bfa_s * bfa,struct bfa_bbcr_attr_s * bbcr_attr)4245bbe37a67SVijaya Mohan Guvva bfa_fcport_get_bbcr_attr(struct bfa_s *bfa,
4246bbe37a67SVijaya Mohan Guvva struct bfa_bbcr_attr_s *bbcr_attr)
4247bbe37a67SVijaya Mohan Guvva {
4248bbe37a67SVijaya Mohan Guvva struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
4249bbe37a67SVijaya Mohan Guvva
4250bbe37a67SVijaya Mohan Guvva if (bfa_ioc_get_type(&fcport->bfa->ioc) != BFA_IOC_TYPE_FC)
4251bbe37a67SVijaya Mohan Guvva return BFA_STATUS_BBCR_FC_ONLY;
4252bbe37a67SVijaya Mohan Guvva
4253bbe37a67SVijaya Mohan Guvva if (fcport->cfg.topology == BFA_PORT_TOPOLOGY_LOOP)
4254bbe37a67SVijaya Mohan Guvva return BFA_STATUS_TOPOLOGY_LOOP;
4255bbe37a67SVijaya Mohan Guvva
4256bbe37a67SVijaya Mohan Guvva *bbcr_attr = fcport->bbcr_attr;
4257bbe37a67SVijaya Mohan Guvva
4258bbe37a67SVijaya Mohan Guvva return BFA_STATUS_OK;
4259bbe37a67SVijaya Mohan Guvva }
4260bbe37a67SVijaya Mohan Guvva
4261e353546eSKrishna Gudipati void
bfa_fcport_dportenable(struct bfa_s * bfa)4262e353546eSKrishna Gudipati bfa_fcport_dportenable(struct bfa_s *bfa)
4263e353546eSKrishna Gudipati {
4264e353546eSKrishna Gudipati /*
4265e353546eSKrishna Gudipati * Assume caller check for port is in disable state
4266e353546eSKrishna Gudipati */
4267e353546eSKrishna Gudipati bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_DPORTENABLE);
4268e353546eSKrishna Gudipati bfa_port_set_dportenabled(&bfa->modules.port, BFA_TRUE);
4269e353546eSKrishna Gudipati }
4270e353546eSKrishna Gudipati
4271e353546eSKrishna Gudipati void
bfa_fcport_dportdisable(struct bfa_s * bfa)4272e353546eSKrishna Gudipati bfa_fcport_dportdisable(struct bfa_s *bfa)
4273e353546eSKrishna Gudipati {
4274e353546eSKrishna Gudipati /*
4275e353546eSKrishna Gudipati * Assume caller check for port is in disable state
4276e353546eSKrishna Gudipati */
4277e353546eSKrishna Gudipati bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_DPORTDISABLE);
4278e353546eSKrishna Gudipati bfa_port_set_dportenabled(&bfa->modules.port, BFA_FALSE);
4279e353546eSKrishna Gudipati }
4280e353546eSKrishna Gudipati
4281037773f3SJason Yan static void
bfa_fcport_ddportenable(struct bfa_s * bfa)42821a898a79SVijaya Mohan Guvva bfa_fcport_ddportenable(struct bfa_s *bfa)
42831a898a79SVijaya Mohan Guvva {
42841a898a79SVijaya Mohan Guvva /*
42851a898a79SVijaya Mohan Guvva * Assume caller check for port is in disable state
42861a898a79SVijaya Mohan Guvva */
42871a898a79SVijaya Mohan Guvva bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_DDPORTENABLE);
42881a898a79SVijaya Mohan Guvva }
42891a898a79SVijaya Mohan Guvva
4290037773f3SJason Yan static void
bfa_fcport_ddportdisable(struct bfa_s * bfa)42911a898a79SVijaya Mohan Guvva bfa_fcport_ddportdisable(struct bfa_s *bfa)
42921a898a79SVijaya Mohan Guvva {
42931a898a79SVijaya Mohan Guvva /*
42941a898a79SVijaya Mohan Guvva * Assume caller check for port is in disable state
42951a898a79SVijaya Mohan Guvva */
42961a898a79SVijaya Mohan Guvva bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_DDPORTDISABLE);
42971a898a79SVijaya Mohan Guvva }
42981a898a79SVijaya Mohan Guvva
42995fbe25c7SJing Huang /*
4300a36c61f9SKrishna Gudipati * Rport State machine functions
4301a36c61f9SKrishna Gudipati */
43025fbe25c7SJing Huang /*
4303a36c61f9SKrishna Gudipati * Beginning state, only online event expected.
4304a36c61f9SKrishna Gudipati */
4305a36c61f9SKrishna Gudipati static void
bfa_rport_sm_uninit(struct bfa_rport_s * rp,enum bfa_rport_event event)4306a36c61f9SKrishna Gudipati bfa_rport_sm_uninit(struct bfa_rport_s *rp, enum bfa_rport_event event)
4307a36c61f9SKrishna Gudipati {
4308a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, rp->rport_tag);
4309a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, event);
4310a36c61f9SKrishna Gudipati
4311a36c61f9SKrishna Gudipati switch (event) {
4312a36c61f9SKrishna Gudipati case BFA_RPORT_SM_CREATE:
4313a36c61f9SKrishna Gudipati bfa_stats(rp, sm_un_cr);
4314a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_created);
4315a36c61f9SKrishna Gudipati break;
4316a36c61f9SKrishna Gudipati
4317a36c61f9SKrishna Gudipati default:
4318a36c61f9SKrishna Gudipati bfa_stats(rp, sm_un_unexp);
4319a36c61f9SKrishna Gudipati bfa_sm_fault(rp->bfa, event);
4320a36c61f9SKrishna Gudipati }
4321a36c61f9SKrishna Gudipati }
4322a36c61f9SKrishna Gudipati
4323a36c61f9SKrishna Gudipati static void
bfa_rport_sm_created(struct bfa_rport_s * rp,enum bfa_rport_event event)4324a36c61f9SKrishna Gudipati bfa_rport_sm_created(struct bfa_rport_s *rp, enum bfa_rport_event event)
4325a36c61f9SKrishna Gudipati {
4326a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, rp->rport_tag);
4327a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, event);
4328a36c61f9SKrishna Gudipati
4329a36c61f9SKrishna Gudipati switch (event) {
4330a36c61f9SKrishna Gudipati case BFA_RPORT_SM_ONLINE:
4331a36c61f9SKrishna Gudipati bfa_stats(rp, sm_cr_on);
4332a36c61f9SKrishna Gudipati if (bfa_rport_send_fwcreate(rp))
4333a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_fwcreate);
4334a36c61f9SKrishna Gudipati else
4335a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_fwcreate_qfull);
4336a36c61f9SKrishna Gudipati break;
4337a36c61f9SKrishna Gudipati
4338a36c61f9SKrishna Gudipati case BFA_RPORT_SM_DELETE:
4339a36c61f9SKrishna Gudipati bfa_stats(rp, sm_cr_del);
4340a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_uninit);
4341a36c61f9SKrishna Gudipati bfa_rport_free(rp);
4342a36c61f9SKrishna Gudipati break;
4343a36c61f9SKrishna Gudipati
4344a36c61f9SKrishna Gudipati case BFA_RPORT_SM_HWFAIL:
4345a36c61f9SKrishna Gudipati bfa_stats(rp, sm_cr_hwf);
4346a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
4347a36c61f9SKrishna Gudipati break;
4348a36c61f9SKrishna Gudipati
4349a36c61f9SKrishna Gudipati default:
4350a36c61f9SKrishna Gudipati bfa_stats(rp, sm_cr_unexp);
4351a36c61f9SKrishna Gudipati bfa_sm_fault(rp->bfa, event);
4352a36c61f9SKrishna Gudipati }
4353a36c61f9SKrishna Gudipati }
4354a36c61f9SKrishna Gudipati
43555fbe25c7SJing Huang /*
4356a36c61f9SKrishna Gudipati * Waiting for rport create response from firmware.
4357a36c61f9SKrishna Gudipati */
4358a36c61f9SKrishna Gudipati static void
bfa_rport_sm_fwcreate(struct bfa_rport_s * rp,enum bfa_rport_event event)4359a36c61f9SKrishna Gudipati bfa_rport_sm_fwcreate(struct bfa_rport_s *rp, enum bfa_rport_event event)
4360a36c61f9SKrishna Gudipati {
4361a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, rp->rport_tag);
4362a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, event);
4363a36c61f9SKrishna Gudipati
4364a36c61f9SKrishna Gudipati switch (event) {
4365a36c61f9SKrishna Gudipati case BFA_RPORT_SM_FWRSP:
4366a36c61f9SKrishna Gudipati bfa_stats(rp, sm_fwc_rsp);
4367a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_online);
4368a36c61f9SKrishna Gudipati bfa_rport_online_cb(rp);
4369a36c61f9SKrishna Gudipati break;
4370a36c61f9SKrishna Gudipati
4371a36c61f9SKrishna Gudipati case BFA_RPORT_SM_DELETE:
4372a36c61f9SKrishna Gudipati bfa_stats(rp, sm_fwc_del);
4373a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_delete_pending);
4374a36c61f9SKrishna Gudipati break;
4375a36c61f9SKrishna Gudipati
4376a36c61f9SKrishna Gudipati case BFA_RPORT_SM_OFFLINE:
4377a36c61f9SKrishna Gudipati bfa_stats(rp, sm_fwc_off);
4378a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_offline_pending);
4379a36c61f9SKrishna Gudipati break;
4380a36c61f9SKrishna Gudipati
4381a36c61f9SKrishna Gudipati case BFA_RPORT_SM_HWFAIL:
4382a36c61f9SKrishna Gudipati bfa_stats(rp, sm_fwc_hwf);
4383a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
4384a36c61f9SKrishna Gudipati break;
4385a36c61f9SKrishna Gudipati
4386a36c61f9SKrishna Gudipati default:
4387a36c61f9SKrishna Gudipati bfa_stats(rp, sm_fwc_unexp);
4388a36c61f9SKrishna Gudipati bfa_sm_fault(rp->bfa, event);
4389a36c61f9SKrishna Gudipati }
4390a36c61f9SKrishna Gudipati }
4391a36c61f9SKrishna Gudipati
43925fbe25c7SJing Huang /*
4393a36c61f9SKrishna Gudipati * Request queue is full, awaiting queue resume to send create request.
4394a36c61f9SKrishna Gudipati */
4395a36c61f9SKrishna Gudipati static void
bfa_rport_sm_fwcreate_qfull(struct bfa_rport_s * rp,enum bfa_rport_event event)4396a36c61f9SKrishna Gudipati bfa_rport_sm_fwcreate_qfull(struct bfa_rport_s *rp, enum bfa_rport_event event)
4397a36c61f9SKrishna Gudipati {
4398a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, rp->rport_tag);
4399a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, event);
4400a36c61f9SKrishna Gudipati
4401a36c61f9SKrishna Gudipati switch (event) {
4402a36c61f9SKrishna Gudipati case BFA_RPORT_SM_QRESUME:
4403a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_fwcreate);
4404a36c61f9SKrishna Gudipati bfa_rport_send_fwcreate(rp);
4405a36c61f9SKrishna Gudipati break;
4406a36c61f9SKrishna Gudipati
4407a36c61f9SKrishna Gudipati case BFA_RPORT_SM_DELETE:
4408a36c61f9SKrishna Gudipati bfa_stats(rp, sm_fwc_del);
4409a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_uninit);
4410a36c61f9SKrishna Gudipati bfa_reqq_wcancel(&rp->reqq_wait);
4411a36c61f9SKrishna Gudipati bfa_rport_free(rp);
4412a36c61f9SKrishna Gudipati break;
4413a36c61f9SKrishna Gudipati
4414a36c61f9SKrishna Gudipati case BFA_RPORT_SM_OFFLINE:
4415a36c61f9SKrishna Gudipati bfa_stats(rp, sm_fwc_off);
4416a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_offline);
4417a36c61f9SKrishna Gudipati bfa_reqq_wcancel(&rp->reqq_wait);
4418a36c61f9SKrishna Gudipati bfa_rport_offline_cb(rp);
4419a36c61f9SKrishna Gudipati break;
4420a36c61f9SKrishna Gudipati
4421a36c61f9SKrishna Gudipati case BFA_RPORT_SM_HWFAIL:
4422a36c61f9SKrishna Gudipati bfa_stats(rp, sm_fwc_hwf);
4423a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
4424a36c61f9SKrishna Gudipati bfa_reqq_wcancel(&rp->reqq_wait);
4425a36c61f9SKrishna Gudipati break;
4426a36c61f9SKrishna Gudipati
4427a36c61f9SKrishna Gudipati default:
4428a36c61f9SKrishna Gudipati bfa_stats(rp, sm_fwc_unexp);
4429a36c61f9SKrishna Gudipati bfa_sm_fault(rp->bfa, event);
4430a36c61f9SKrishna Gudipati }
4431a36c61f9SKrishna Gudipati }
4432a36c61f9SKrishna Gudipati
44335fbe25c7SJing Huang /*
4434a36c61f9SKrishna Gudipati * Online state - normal parking state.
4435a36c61f9SKrishna Gudipati */
4436a36c61f9SKrishna Gudipati static void
bfa_rport_sm_online(struct bfa_rport_s * rp,enum bfa_rport_event event)4437a36c61f9SKrishna Gudipati bfa_rport_sm_online(struct bfa_rport_s *rp, enum bfa_rport_event event)
4438a36c61f9SKrishna Gudipati {
4439a36c61f9SKrishna Gudipati struct bfi_rport_qos_scn_s *qos_scn;
4440a36c61f9SKrishna Gudipati
4441a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, rp->rport_tag);
4442a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, event);
4443a36c61f9SKrishna Gudipati
4444a36c61f9SKrishna Gudipati switch (event) {
4445a36c61f9SKrishna Gudipati case BFA_RPORT_SM_OFFLINE:
4446a36c61f9SKrishna Gudipati bfa_stats(rp, sm_on_off);
4447a36c61f9SKrishna Gudipati if (bfa_rport_send_fwdelete(rp))
4448a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_fwdelete);
4449a36c61f9SKrishna Gudipati else
4450a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_fwdelete_qfull);
4451a36c61f9SKrishna Gudipati break;
4452a36c61f9SKrishna Gudipati
4453a36c61f9SKrishna Gudipati case BFA_RPORT_SM_DELETE:
4454a36c61f9SKrishna Gudipati bfa_stats(rp, sm_on_del);
4455a36c61f9SKrishna Gudipati if (bfa_rport_send_fwdelete(rp))
4456a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_deleting);
4457a36c61f9SKrishna Gudipati else
4458a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_deleting_qfull);
4459a36c61f9SKrishna Gudipati break;
4460a36c61f9SKrishna Gudipati
4461a36c61f9SKrishna Gudipati case BFA_RPORT_SM_HWFAIL:
4462a36c61f9SKrishna Gudipati bfa_stats(rp, sm_on_hwf);
4463a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
4464a36c61f9SKrishna Gudipati break;
4465a36c61f9SKrishna Gudipati
4466a36c61f9SKrishna Gudipati case BFA_RPORT_SM_SET_SPEED:
4467a36c61f9SKrishna Gudipati bfa_rport_send_fwspeed(rp);
4468a36c61f9SKrishna Gudipati break;
4469a36c61f9SKrishna Gudipati
4470a36c61f9SKrishna Gudipati case BFA_RPORT_SM_QOS_SCN:
4471a36c61f9SKrishna Gudipati qos_scn = (struct bfi_rport_qos_scn_s *) rp->event_arg.fw_msg;
4472a36c61f9SKrishna Gudipati rp->qos_attr = qos_scn->new_qos_attr;
4473a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, qos_scn->old_qos_attr.qos_flow_id);
4474a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, qos_scn->new_qos_attr.qos_flow_id);
4475a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, qos_scn->old_qos_attr.qos_priority);
4476a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, qos_scn->new_qos_attr.qos_priority);
4477a36c61f9SKrishna Gudipati
4478a36c61f9SKrishna Gudipati qos_scn->old_qos_attr.qos_flow_id =
4479ba816ea8SJing Huang be32_to_cpu(qos_scn->old_qos_attr.qos_flow_id);
4480a36c61f9SKrishna Gudipati qos_scn->new_qos_attr.qos_flow_id =
4481ba816ea8SJing Huang be32_to_cpu(qos_scn->new_qos_attr.qos_flow_id);
4482a36c61f9SKrishna Gudipati
4483a36c61f9SKrishna Gudipati if (qos_scn->old_qos_attr.qos_flow_id !=
4484a36c61f9SKrishna Gudipati qos_scn->new_qos_attr.qos_flow_id)
4485a36c61f9SKrishna Gudipati bfa_cb_rport_qos_scn_flowid(rp->rport_drv,
4486a36c61f9SKrishna Gudipati qos_scn->old_qos_attr,
4487a36c61f9SKrishna Gudipati qos_scn->new_qos_attr);
4488a36c61f9SKrishna Gudipati if (qos_scn->old_qos_attr.qos_priority !=
4489a36c61f9SKrishna Gudipati qos_scn->new_qos_attr.qos_priority)
4490a36c61f9SKrishna Gudipati bfa_cb_rport_qos_scn_prio(rp->rport_drv,
4491a36c61f9SKrishna Gudipati qos_scn->old_qos_attr,
4492a36c61f9SKrishna Gudipati qos_scn->new_qos_attr);
4493a36c61f9SKrishna Gudipati break;
4494a36c61f9SKrishna Gudipati
4495a36c61f9SKrishna Gudipati default:
4496a36c61f9SKrishna Gudipati bfa_stats(rp, sm_on_unexp);
4497a36c61f9SKrishna Gudipati bfa_sm_fault(rp->bfa, event);
4498a36c61f9SKrishna Gudipati }
4499a36c61f9SKrishna Gudipati }
4500a36c61f9SKrishna Gudipati
45015fbe25c7SJing Huang /*
4502a36c61f9SKrishna Gudipati * Firmware rport is being deleted - awaiting f/w response.
4503a36c61f9SKrishna Gudipati */
4504a36c61f9SKrishna Gudipati static void
bfa_rport_sm_fwdelete(struct bfa_rport_s * rp,enum bfa_rport_event event)4505a36c61f9SKrishna Gudipati bfa_rport_sm_fwdelete(struct bfa_rport_s *rp, enum bfa_rport_event event)
4506a36c61f9SKrishna Gudipati {
4507a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, rp->rport_tag);
4508a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, event);
4509a36c61f9SKrishna Gudipati
4510a36c61f9SKrishna Gudipati switch (event) {
4511a36c61f9SKrishna Gudipati case BFA_RPORT_SM_FWRSP:
4512a36c61f9SKrishna Gudipati bfa_stats(rp, sm_fwd_rsp);
4513a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_offline);
4514a36c61f9SKrishna Gudipati bfa_rport_offline_cb(rp);
4515a36c61f9SKrishna Gudipati break;
4516a36c61f9SKrishna Gudipati
4517a36c61f9SKrishna Gudipati case BFA_RPORT_SM_DELETE:
4518a36c61f9SKrishna Gudipati bfa_stats(rp, sm_fwd_del);
4519a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_deleting);
4520a36c61f9SKrishna Gudipati break;
4521a36c61f9SKrishna Gudipati
4522a36c61f9SKrishna Gudipati case BFA_RPORT_SM_HWFAIL:
4523a36c61f9SKrishna Gudipati bfa_stats(rp, sm_fwd_hwf);
4524a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
4525a36c61f9SKrishna Gudipati bfa_rport_offline_cb(rp);
4526a36c61f9SKrishna Gudipati break;
4527a36c61f9SKrishna Gudipati
4528a36c61f9SKrishna Gudipati default:
4529a36c61f9SKrishna Gudipati bfa_stats(rp, sm_fwd_unexp);
4530a36c61f9SKrishna Gudipati bfa_sm_fault(rp->bfa, event);
4531a36c61f9SKrishna Gudipati }
4532a36c61f9SKrishna Gudipati }
4533a36c61f9SKrishna Gudipati
4534a36c61f9SKrishna Gudipati static void
bfa_rport_sm_fwdelete_qfull(struct bfa_rport_s * rp,enum bfa_rport_event event)4535a36c61f9SKrishna Gudipati bfa_rport_sm_fwdelete_qfull(struct bfa_rport_s *rp, enum bfa_rport_event event)
4536a36c61f9SKrishna Gudipati {
4537a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, rp->rport_tag);
4538a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, event);
4539a36c61f9SKrishna Gudipati
4540a36c61f9SKrishna Gudipati switch (event) {
4541a36c61f9SKrishna Gudipati case BFA_RPORT_SM_QRESUME:
4542a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_fwdelete);
4543a36c61f9SKrishna Gudipati bfa_rport_send_fwdelete(rp);
4544a36c61f9SKrishna Gudipati break;
4545a36c61f9SKrishna Gudipati
4546a36c61f9SKrishna Gudipati case BFA_RPORT_SM_DELETE:
4547a36c61f9SKrishna Gudipati bfa_stats(rp, sm_fwd_del);
4548a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_deleting_qfull);
4549a36c61f9SKrishna Gudipati break;
4550a36c61f9SKrishna Gudipati
4551a36c61f9SKrishna Gudipati case BFA_RPORT_SM_HWFAIL:
4552a36c61f9SKrishna Gudipati bfa_stats(rp, sm_fwd_hwf);
4553a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
4554a36c61f9SKrishna Gudipati bfa_reqq_wcancel(&rp->reqq_wait);
4555a36c61f9SKrishna Gudipati bfa_rport_offline_cb(rp);
4556a36c61f9SKrishna Gudipati break;
4557a36c61f9SKrishna Gudipati
4558a36c61f9SKrishna Gudipati default:
4559a36c61f9SKrishna Gudipati bfa_stats(rp, sm_fwd_unexp);
4560a36c61f9SKrishna Gudipati bfa_sm_fault(rp->bfa, event);
4561a36c61f9SKrishna Gudipati }
4562a36c61f9SKrishna Gudipati }
4563a36c61f9SKrishna Gudipati
45645fbe25c7SJing Huang /*
4565a36c61f9SKrishna Gudipati * Offline state.
4566a36c61f9SKrishna Gudipati */
4567a36c61f9SKrishna Gudipati static void
bfa_rport_sm_offline(struct bfa_rport_s * rp,enum bfa_rport_event event)4568a36c61f9SKrishna Gudipati bfa_rport_sm_offline(struct bfa_rport_s *rp, enum bfa_rport_event event)
4569a36c61f9SKrishna Gudipati {
4570a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, rp->rport_tag);
4571a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, event);
4572a36c61f9SKrishna Gudipati
4573a36c61f9SKrishna Gudipati switch (event) {
4574a36c61f9SKrishna Gudipati case BFA_RPORT_SM_DELETE:
4575a36c61f9SKrishna Gudipati bfa_stats(rp, sm_off_del);
4576a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_uninit);
4577a36c61f9SKrishna Gudipati bfa_rport_free(rp);
4578a36c61f9SKrishna Gudipati break;
4579a36c61f9SKrishna Gudipati
4580a36c61f9SKrishna Gudipati case BFA_RPORT_SM_ONLINE:
4581a36c61f9SKrishna Gudipati bfa_stats(rp, sm_off_on);
4582a36c61f9SKrishna Gudipati if (bfa_rport_send_fwcreate(rp))
4583a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_fwcreate);
4584a36c61f9SKrishna Gudipati else
4585a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_fwcreate_qfull);
4586a36c61f9SKrishna Gudipati break;
4587a36c61f9SKrishna Gudipati
4588a36c61f9SKrishna Gudipati case BFA_RPORT_SM_HWFAIL:
4589a36c61f9SKrishna Gudipati bfa_stats(rp, sm_off_hwf);
4590a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
4591a36c61f9SKrishna Gudipati break;
4592a36c61f9SKrishna Gudipati
459361ba4394SKrishna Gudipati case BFA_RPORT_SM_OFFLINE:
459461ba4394SKrishna Gudipati bfa_rport_offline_cb(rp);
459561ba4394SKrishna Gudipati break;
459661ba4394SKrishna Gudipati
4597a36c61f9SKrishna Gudipati default:
4598a36c61f9SKrishna Gudipati bfa_stats(rp, sm_off_unexp);
4599a36c61f9SKrishna Gudipati bfa_sm_fault(rp->bfa, event);
4600a36c61f9SKrishna Gudipati }
4601a36c61f9SKrishna Gudipati }
4602a36c61f9SKrishna Gudipati
46035fbe25c7SJing Huang /*
4604a36c61f9SKrishna Gudipati * Rport is deleted, waiting for firmware response to delete.
4605a36c61f9SKrishna Gudipati */
4606a36c61f9SKrishna Gudipati static void
bfa_rport_sm_deleting(struct bfa_rport_s * rp,enum bfa_rport_event event)4607a36c61f9SKrishna Gudipati bfa_rport_sm_deleting(struct bfa_rport_s *rp, enum bfa_rport_event event)
4608a36c61f9SKrishna Gudipati {
4609a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, rp->rport_tag);
4610a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, event);
4611a36c61f9SKrishna Gudipati
4612a36c61f9SKrishna Gudipati switch (event) {
4613a36c61f9SKrishna Gudipati case BFA_RPORT_SM_FWRSP:
4614a36c61f9SKrishna Gudipati bfa_stats(rp, sm_del_fwrsp);
4615a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_uninit);
4616a36c61f9SKrishna Gudipati bfa_rport_free(rp);
4617a36c61f9SKrishna Gudipati break;
4618a36c61f9SKrishna Gudipati
4619a36c61f9SKrishna Gudipati case BFA_RPORT_SM_HWFAIL:
4620a36c61f9SKrishna Gudipati bfa_stats(rp, sm_del_hwf);
4621a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_uninit);
4622a36c61f9SKrishna Gudipati bfa_rport_free(rp);
4623a36c61f9SKrishna Gudipati break;
4624a36c61f9SKrishna Gudipati
4625a36c61f9SKrishna Gudipati default:
4626a36c61f9SKrishna Gudipati bfa_sm_fault(rp->bfa, event);
4627a36c61f9SKrishna Gudipati }
4628a36c61f9SKrishna Gudipati }
4629a36c61f9SKrishna Gudipati
4630a36c61f9SKrishna Gudipati static void
bfa_rport_sm_deleting_qfull(struct bfa_rport_s * rp,enum bfa_rport_event event)4631a36c61f9SKrishna Gudipati bfa_rport_sm_deleting_qfull(struct bfa_rport_s *rp, enum bfa_rport_event event)
4632a36c61f9SKrishna Gudipati {
4633a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, rp->rport_tag);
4634a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, event);
4635a36c61f9SKrishna Gudipati
4636a36c61f9SKrishna Gudipati switch (event) {
4637a36c61f9SKrishna Gudipati case BFA_RPORT_SM_QRESUME:
4638a36c61f9SKrishna Gudipati bfa_stats(rp, sm_del_fwrsp);
4639a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_deleting);
4640a36c61f9SKrishna Gudipati bfa_rport_send_fwdelete(rp);
4641a36c61f9SKrishna Gudipati break;
4642a36c61f9SKrishna Gudipati
4643a36c61f9SKrishna Gudipati case BFA_RPORT_SM_HWFAIL:
4644a36c61f9SKrishna Gudipati bfa_stats(rp, sm_del_hwf);
4645a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_uninit);
4646a36c61f9SKrishna Gudipati bfa_reqq_wcancel(&rp->reqq_wait);
4647a36c61f9SKrishna Gudipati bfa_rport_free(rp);
4648a36c61f9SKrishna Gudipati break;
4649a36c61f9SKrishna Gudipati
4650a36c61f9SKrishna Gudipati default:
4651a36c61f9SKrishna Gudipati bfa_sm_fault(rp->bfa, event);
4652a36c61f9SKrishna Gudipati }
4653a36c61f9SKrishna Gudipati }
4654a36c61f9SKrishna Gudipati
46555fbe25c7SJing Huang /*
4656a36c61f9SKrishna Gudipati * Waiting for rport create response from firmware. A delete is pending.
4657a36c61f9SKrishna Gudipati */
4658a36c61f9SKrishna Gudipati static void
bfa_rport_sm_delete_pending(struct bfa_rport_s * rp,enum bfa_rport_event event)4659a36c61f9SKrishna Gudipati bfa_rport_sm_delete_pending(struct bfa_rport_s *rp,
4660a36c61f9SKrishna Gudipati enum bfa_rport_event event)
4661a36c61f9SKrishna Gudipati {
4662a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, rp->rport_tag);
4663a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, event);
4664a36c61f9SKrishna Gudipati
4665a36c61f9SKrishna Gudipati switch (event) {
4666a36c61f9SKrishna Gudipati case BFA_RPORT_SM_FWRSP:
4667a36c61f9SKrishna Gudipati bfa_stats(rp, sm_delp_fwrsp);
4668a36c61f9SKrishna Gudipati if (bfa_rport_send_fwdelete(rp))
4669a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_deleting);
4670a36c61f9SKrishna Gudipati else
4671a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_deleting_qfull);
4672a36c61f9SKrishna Gudipati break;
4673a36c61f9SKrishna Gudipati
4674a36c61f9SKrishna Gudipati case BFA_RPORT_SM_HWFAIL:
4675a36c61f9SKrishna Gudipati bfa_stats(rp, sm_delp_hwf);
4676a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_uninit);
4677a36c61f9SKrishna Gudipati bfa_rport_free(rp);
4678a36c61f9SKrishna Gudipati break;
4679a36c61f9SKrishna Gudipati
4680a36c61f9SKrishna Gudipati default:
4681a36c61f9SKrishna Gudipati bfa_stats(rp, sm_delp_unexp);
4682a36c61f9SKrishna Gudipati bfa_sm_fault(rp->bfa, event);
4683a36c61f9SKrishna Gudipati }
4684a36c61f9SKrishna Gudipati }
4685a36c61f9SKrishna Gudipati
46865fbe25c7SJing Huang /*
4687a36c61f9SKrishna Gudipati * Waiting for rport create response from firmware. Rport offline is pending.
4688a36c61f9SKrishna Gudipati */
4689a36c61f9SKrishna Gudipati static void
bfa_rport_sm_offline_pending(struct bfa_rport_s * rp,enum bfa_rport_event event)4690a36c61f9SKrishna Gudipati bfa_rport_sm_offline_pending(struct bfa_rport_s *rp,
4691a36c61f9SKrishna Gudipati enum bfa_rport_event event)
4692a36c61f9SKrishna Gudipati {
4693a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, rp->rport_tag);
4694a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, event);
4695a36c61f9SKrishna Gudipati
4696a36c61f9SKrishna Gudipati switch (event) {
4697a36c61f9SKrishna Gudipati case BFA_RPORT_SM_FWRSP:
4698a36c61f9SKrishna Gudipati bfa_stats(rp, sm_offp_fwrsp);
4699a36c61f9SKrishna Gudipati if (bfa_rport_send_fwdelete(rp))
4700a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_fwdelete);
4701a36c61f9SKrishna Gudipati else
4702a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_fwdelete_qfull);
4703a36c61f9SKrishna Gudipati break;
4704a36c61f9SKrishna Gudipati
4705a36c61f9SKrishna Gudipati case BFA_RPORT_SM_DELETE:
4706a36c61f9SKrishna Gudipati bfa_stats(rp, sm_offp_del);
4707a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_delete_pending);
4708a36c61f9SKrishna Gudipati break;
4709a36c61f9SKrishna Gudipati
4710a36c61f9SKrishna Gudipati case BFA_RPORT_SM_HWFAIL:
4711a36c61f9SKrishna Gudipati bfa_stats(rp, sm_offp_hwf);
4712a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
471361ba4394SKrishna Gudipati bfa_rport_offline_cb(rp);
4714a36c61f9SKrishna Gudipati break;
4715a36c61f9SKrishna Gudipati
4716a36c61f9SKrishna Gudipati default:
4717a36c61f9SKrishna Gudipati bfa_stats(rp, sm_offp_unexp);
4718a36c61f9SKrishna Gudipati bfa_sm_fault(rp->bfa, event);
4719a36c61f9SKrishna Gudipati }
4720a36c61f9SKrishna Gudipati }
4721a36c61f9SKrishna Gudipati
47225fbe25c7SJing Huang /*
4723a36c61f9SKrishna Gudipati * IOC h/w failed.
4724a36c61f9SKrishna Gudipati */
4725a36c61f9SKrishna Gudipati static void
bfa_rport_sm_iocdisable(struct bfa_rport_s * rp,enum bfa_rport_event event)4726a36c61f9SKrishna Gudipati bfa_rport_sm_iocdisable(struct bfa_rport_s *rp, enum bfa_rport_event event)
4727a36c61f9SKrishna Gudipati {
4728a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, rp->rport_tag);
4729a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, event);
4730a36c61f9SKrishna Gudipati
4731a36c61f9SKrishna Gudipati switch (event) {
4732a36c61f9SKrishna Gudipati case BFA_RPORT_SM_OFFLINE:
4733a36c61f9SKrishna Gudipati bfa_stats(rp, sm_iocd_off);
4734a36c61f9SKrishna Gudipati bfa_rport_offline_cb(rp);
4735a36c61f9SKrishna Gudipati break;
4736a36c61f9SKrishna Gudipati
4737a36c61f9SKrishna Gudipati case BFA_RPORT_SM_DELETE:
4738a36c61f9SKrishna Gudipati bfa_stats(rp, sm_iocd_del);
4739a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_uninit);
4740a36c61f9SKrishna Gudipati bfa_rport_free(rp);
4741a36c61f9SKrishna Gudipati break;
4742a36c61f9SKrishna Gudipati
4743a36c61f9SKrishna Gudipati case BFA_RPORT_SM_ONLINE:
4744a36c61f9SKrishna Gudipati bfa_stats(rp, sm_iocd_on);
4745a36c61f9SKrishna Gudipati if (bfa_rport_send_fwcreate(rp))
4746a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_fwcreate);
4747a36c61f9SKrishna Gudipati else
4748a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_fwcreate_qfull);
4749a36c61f9SKrishna Gudipati break;
4750a36c61f9SKrishna Gudipati
4751a36c61f9SKrishna Gudipati case BFA_RPORT_SM_HWFAIL:
4752a36c61f9SKrishna Gudipati break;
4753a36c61f9SKrishna Gudipati
4754a36c61f9SKrishna Gudipati default:
4755a36c61f9SKrishna Gudipati bfa_stats(rp, sm_iocd_unexp);
4756a36c61f9SKrishna Gudipati bfa_sm_fault(rp->bfa, event);
4757a36c61f9SKrishna Gudipati }
4758a36c61f9SKrishna Gudipati }
4759a36c61f9SKrishna Gudipati
4760a36c61f9SKrishna Gudipati
4761a36c61f9SKrishna Gudipati
47625fbe25c7SJing Huang /*
4763a36c61f9SKrishna Gudipati * bfa_rport_private BFA rport private functions
4764a36c61f9SKrishna Gudipati */
4765a36c61f9SKrishna Gudipati
4766a36c61f9SKrishna Gudipati static void
__bfa_cb_rport_online(void * cbarg,bfa_boolean_t complete)4767a36c61f9SKrishna Gudipati __bfa_cb_rport_online(void *cbarg, bfa_boolean_t complete)
4768a36c61f9SKrishna Gudipati {
4769a36c61f9SKrishna Gudipati struct bfa_rport_s *rp = cbarg;
4770a36c61f9SKrishna Gudipati
4771a36c61f9SKrishna Gudipati if (complete)
4772a36c61f9SKrishna Gudipati bfa_cb_rport_online(rp->rport_drv);
4773a36c61f9SKrishna Gudipati }
4774a36c61f9SKrishna Gudipati
4775a36c61f9SKrishna Gudipati static void
__bfa_cb_rport_offline(void * cbarg,bfa_boolean_t complete)4776a36c61f9SKrishna Gudipati __bfa_cb_rport_offline(void *cbarg, bfa_boolean_t complete)
4777a36c61f9SKrishna Gudipati {
4778a36c61f9SKrishna Gudipati struct bfa_rport_s *rp = cbarg;
4779a36c61f9SKrishna Gudipati
4780a36c61f9SKrishna Gudipati if (complete)
4781a36c61f9SKrishna Gudipati bfa_cb_rport_offline(rp->rport_drv);
4782a36c61f9SKrishna Gudipati }
4783a36c61f9SKrishna Gudipati
4784a36c61f9SKrishna Gudipati static void
bfa_rport_qresume(void * cbarg)4785a36c61f9SKrishna Gudipati bfa_rport_qresume(void *cbarg)
4786a36c61f9SKrishna Gudipati {
4787a36c61f9SKrishna Gudipati struct bfa_rport_s *rp = cbarg;
4788a36c61f9SKrishna Gudipati
4789a36c61f9SKrishna Gudipati bfa_sm_send_event(rp, BFA_RPORT_SM_QRESUME);
4790a36c61f9SKrishna Gudipati }
4791a36c61f9SKrishna Gudipati
4792c7c3524cSChristoph Hellwig void
bfa_rport_meminfo(struct bfa_iocfc_cfg_s * cfg,struct bfa_meminfo_s * minfo,struct bfa_s * bfa)47934507025dSKrishna Gudipati bfa_rport_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *minfo,
47944507025dSKrishna Gudipati struct bfa_s *bfa)
4795a36c61f9SKrishna Gudipati {
47964507025dSKrishna Gudipati struct bfa_mem_kva_s *rport_kva = BFA_MEM_RPORT_KVA(bfa);
47974507025dSKrishna Gudipati
4798a36c61f9SKrishna Gudipati if (cfg->fwcfg.num_rports < BFA_RPORT_MIN)
4799a36c61f9SKrishna Gudipati cfg->fwcfg.num_rports = BFA_RPORT_MIN;
4800a36c61f9SKrishna Gudipati
48014507025dSKrishna Gudipati /* kva memory */
48024507025dSKrishna Gudipati bfa_mem_kva_setup(minfo, rport_kva,
48034507025dSKrishna Gudipati cfg->fwcfg.num_rports * sizeof(struct bfa_rport_s));
4804a36c61f9SKrishna Gudipati }
4805a36c61f9SKrishna Gudipati
4806c7c3524cSChristoph Hellwig void
bfa_rport_attach(struct bfa_s * bfa,void * bfad,struct bfa_iocfc_cfg_s * cfg,struct bfa_pcidev_s * pcidev)4807a36c61f9SKrishna Gudipati bfa_rport_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
48084507025dSKrishna Gudipati struct bfa_pcidev_s *pcidev)
4809a36c61f9SKrishna Gudipati {
4810a36c61f9SKrishna Gudipati struct bfa_rport_mod_s *mod = BFA_RPORT_MOD(bfa);
4811a36c61f9SKrishna Gudipati struct bfa_rport_s *rp;
4812a36c61f9SKrishna Gudipati u16 i;
4813a36c61f9SKrishna Gudipati
4814a36c61f9SKrishna Gudipati INIT_LIST_HEAD(&mod->rp_free_q);
4815a36c61f9SKrishna Gudipati INIT_LIST_HEAD(&mod->rp_active_q);
48163fd45980SKrishna Gudipati INIT_LIST_HEAD(&mod->rp_unused_q);
4817a36c61f9SKrishna Gudipati
48184507025dSKrishna Gudipati rp = (struct bfa_rport_s *) bfa_mem_kva_curp(mod);
4819a36c61f9SKrishna Gudipati mod->rps_list = rp;
4820a36c61f9SKrishna Gudipati mod->num_rports = cfg->fwcfg.num_rports;
4821a36c61f9SKrishna Gudipati
4822d4b671c5SJing Huang WARN_ON(!mod->num_rports ||
4823d4b671c5SJing Huang (mod->num_rports & (mod->num_rports - 1)));
4824a36c61f9SKrishna Gudipati
4825a36c61f9SKrishna Gudipati for (i = 0; i < mod->num_rports; i++, rp++) {
48266a18b167SJing Huang memset(rp, 0, sizeof(struct bfa_rport_s));
4827a36c61f9SKrishna Gudipati rp->bfa = bfa;
4828a36c61f9SKrishna Gudipati rp->rport_tag = i;
4829a36c61f9SKrishna Gudipati bfa_sm_set_state(rp, bfa_rport_sm_uninit);
4830a36c61f9SKrishna Gudipati
48315fbe25c7SJing Huang /*
4832a36c61f9SKrishna Gudipati * - is unused
4833a36c61f9SKrishna Gudipati */
4834a36c61f9SKrishna Gudipati if (i)
4835a36c61f9SKrishna Gudipati list_add_tail(&rp->qe, &mod->rp_free_q);
4836a36c61f9SKrishna Gudipati
4837a36c61f9SKrishna Gudipati bfa_reqq_winit(&rp->reqq_wait, bfa_rport_qresume, rp);
4838a36c61f9SKrishna Gudipati }
4839a36c61f9SKrishna Gudipati
48405fbe25c7SJing Huang /*
4841a36c61f9SKrishna Gudipati * consume memory
4842a36c61f9SKrishna Gudipati */
48434507025dSKrishna Gudipati bfa_mem_kva_curp(mod) = (u8 *) rp;
4844a36c61f9SKrishna Gudipati }
4845a36c61f9SKrishna Gudipati
4846c7c3524cSChristoph Hellwig void
bfa_rport_iocdisable(struct bfa_s * bfa)4847a36c61f9SKrishna Gudipati bfa_rport_iocdisable(struct bfa_s *bfa)
4848a36c61f9SKrishna Gudipati {
4849a36c61f9SKrishna Gudipati struct bfa_rport_mod_s *mod = BFA_RPORT_MOD(bfa);
4850a36c61f9SKrishna Gudipati struct bfa_rport_s *rport;
4851a36c61f9SKrishna Gudipati struct list_head *qe, *qen;
4852a36c61f9SKrishna Gudipati
48533fd45980SKrishna Gudipati /* Enqueue unused rport resources to free_q */
48543fd45980SKrishna Gudipati list_splice_tail_init(&mod->rp_unused_q, &mod->rp_free_q);
48553fd45980SKrishna Gudipati
4856a36c61f9SKrishna Gudipati list_for_each_safe(qe, qen, &mod->rp_active_q) {
4857a36c61f9SKrishna Gudipati rport = (struct bfa_rport_s *) qe;
4858a36c61f9SKrishna Gudipati bfa_sm_send_event(rport, BFA_RPORT_SM_HWFAIL);
4859a36c61f9SKrishna Gudipati }
4860a36c61f9SKrishna Gudipati }
4861a36c61f9SKrishna Gudipati
4862a36c61f9SKrishna Gudipati static struct bfa_rport_s *
bfa_rport_alloc(struct bfa_rport_mod_s * mod)4863a36c61f9SKrishna Gudipati bfa_rport_alloc(struct bfa_rport_mod_s *mod)
4864a36c61f9SKrishna Gudipati {
4865a36c61f9SKrishna Gudipati struct bfa_rport_s *rport;
4866a36c61f9SKrishna Gudipati
4867a36c61f9SKrishna Gudipati bfa_q_deq(&mod->rp_free_q, &rport);
4868a36c61f9SKrishna Gudipati if (rport)
4869a36c61f9SKrishna Gudipati list_add_tail(&rport->qe, &mod->rp_active_q);
4870a36c61f9SKrishna Gudipati
4871a36c61f9SKrishna Gudipati return rport;
4872a36c61f9SKrishna Gudipati }
4873a36c61f9SKrishna Gudipati
4874a36c61f9SKrishna Gudipati static void
bfa_rport_free(struct bfa_rport_s * rport)4875a36c61f9SKrishna Gudipati bfa_rport_free(struct bfa_rport_s *rport)
4876a36c61f9SKrishna Gudipati {
4877a36c61f9SKrishna Gudipati struct bfa_rport_mod_s *mod = BFA_RPORT_MOD(rport->bfa);
4878a36c61f9SKrishna Gudipati
4879d4b671c5SJing Huang WARN_ON(!bfa_q_is_on_q(&mod->rp_active_q, rport));
4880a36c61f9SKrishna Gudipati list_del(&rport->qe);
4881a36c61f9SKrishna Gudipati list_add_tail(&rport->qe, &mod->rp_free_q);
4882a36c61f9SKrishna Gudipati }
4883a36c61f9SKrishna Gudipati
4884a36c61f9SKrishna Gudipati static bfa_boolean_t
bfa_rport_send_fwcreate(struct bfa_rport_s * rp)4885a36c61f9SKrishna Gudipati bfa_rport_send_fwcreate(struct bfa_rport_s *rp)
4886a36c61f9SKrishna Gudipati {
4887a36c61f9SKrishna Gudipati struct bfi_rport_create_req_s *m;
4888a36c61f9SKrishna Gudipati
48895fbe25c7SJing Huang /*
4890a36c61f9SKrishna Gudipati * check for room in queue to send request now
4891a36c61f9SKrishna Gudipati */
4892a36c61f9SKrishna Gudipati m = bfa_reqq_next(rp->bfa, BFA_REQQ_RPORT);
4893a36c61f9SKrishna Gudipati if (!m) {
4894a36c61f9SKrishna Gudipati bfa_reqq_wait(rp->bfa, BFA_REQQ_RPORT, &rp->reqq_wait);
4895a36c61f9SKrishna Gudipati return BFA_FALSE;
4896a36c61f9SKrishna Gudipati }
4897a36c61f9SKrishna Gudipati
4898a36c61f9SKrishna Gudipati bfi_h2i_set(m->mh, BFI_MC_RPORT, BFI_RPORT_H2I_CREATE_REQ,
48993fd45980SKrishna Gudipati bfa_fn_lpu(rp->bfa));
4900a36c61f9SKrishna Gudipati m->bfa_handle = rp->rport_tag;
4901ba816ea8SJing Huang m->max_frmsz = cpu_to_be16(rp->rport_info.max_frmsz);
4902a36c61f9SKrishna Gudipati m->pid = rp->rport_info.pid;
49033fd45980SKrishna Gudipati m->lp_fwtag = bfa_lps_get_fwtag(rp->bfa, (u8)rp->rport_info.lp_tag);
4904a36c61f9SKrishna Gudipati m->local_pid = rp->rport_info.local_pid;
4905a36c61f9SKrishna Gudipati m->fc_class = rp->rport_info.fc_class;
4906a36c61f9SKrishna Gudipati m->vf_en = rp->rport_info.vf_en;
4907a36c61f9SKrishna Gudipati m->vf_id = rp->rport_info.vf_id;
4908a36c61f9SKrishna Gudipati m->cisc = rp->rport_info.cisc;
4909a36c61f9SKrishna Gudipati
49105fbe25c7SJing Huang /*
4911a36c61f9SKrishna Gudipati * queue I/O message to firmware
4912a36c61f9SKrishna Gudipati */
49133fd45980SKrishna Gudipati bfa_reqq_produce(rp->bfa, BFA_REQQ_RPORT, m->mh);
4914a36c61f9SKrishna Gudipati return BFA_TRUE;
4915a36c61f9SKrishna Gudipati }
4916a36c61f9SKrishna Gudipati
4917a36c61f9SKrishna Gudipati static bfa_boolean_t
bfa_rport_send_fwdelete(struct bfa_rport_s * rp)4918a36c61f9SKrishna Gudipati bfa_rport_send_fwdelete(struct bfa_rport_s *rp)
4919a36c61f9SKrishna Gudipati {
4920a36c61f9SKrishna Gudipati struct bfi_rport_delete_req_s *m;
4921a36c61f9SKrishna Gudipati
49225fbe25c7SJing Huang /*
4923a36c61f9SKrishna Gudipati * check for room in queue to send request now
4924a36c61f9SKrishna Gudipati */
4925a36c61f9SKrishna Gudipati m = bfa_reqq_next(rp->bfa, BFA_REQQ_RPORT);
4926a36c61f9SKrishna Gudipati if (!m) {
4927a36c61f9SKrishna Gudipati bfa_reqq_wait(rp->bfa, BFA_REQQ_RPORT, &rp->reqq_wait);
4928a36c61f9SKrishna Gudipati return BFA_FALSE;
4929a36c61f9SKrishna Gudipati }
4930a36c61f9SKrishna Gudipati
4931a36c61f9SKrishna Gudipati bfi_h2i_set(m->mh, BFI_MC_RPORT, BFI_RPORT_H2I_DELETE_REQ,
49323fd45980SKrishna Gudipati bfa_fn_lpu(rp->bfa));
4933a36c61f9SKrishna Gudipati m->fw_handle = rp->fw_handle;
4934a36c61f9SKrishna Gudipati
49355fbe25c7SJing Huang /*
4936a36c61f9SKrishna Gudipati * queue I/O message to firmware
4937a36c61f9SKrishna Gudipati */
49383fd45980SKrishna Gudipati bfa_reqq_produce(rp->bfa, BFA_REQQ_RPORT, m->mh);
4939a36c61f9SKrishna Gudipati return BFA_TRUE;
4940a36c61f9SKrishna Gudipati }
4941a36c61f9SKrishna Gudipati
4942a36c61f9SKrishna Gudipati static bfa_boolean_t
bfa_rport_send_fwspeed(struct bfa_rport_s * rp)4943a36c61f9SKrishna Gudipati bfa_rport_send_fwspeed(struct bfa_rport_s *rp)
4944a36c61f9SKrishna Gudipati {
4945a36c61f9SKrishna Gudipati struct bfa_rport_speed_req_s *m;
4946a36c61f9SKrishna Gudipati
49475fbe25c7SJing Huang /*
4948a36c61f9SKrishna Gudipati * check for room in queue to send request now
4949a36c61f9SKrishna Gudipati */
4950a36c61f9SKrishna Gudipati m = bfa_reqq_next(rp->bfa, BFA_REQQ_RPORT);
4951a36c61f9SKrishna Gudipati if (!m) {
4952a36c61f9SKrishna Gudipati bfa_trc(rp->bfa, rp->rport_info.speed);
4953a36c61f9SKrishna Gudipati return BFA_FALSE;
4954a36c61f9SKrishna Gudipati }
4955a36c61f9SKrishna Gudipati
4956a36c61f9SKrishna Gudipati bfi_h2i_set(m->mh, BFI_MC_RPORT, BFI_RPORT_H2I_SET_SPEED_REQ,
49573fd45980SKrishna Gudipati bfa_fn_lpu(rp->bfa));
4958a36c61f9SKrishna Gudipati m->fw_handle = rp->fw_handle;
4959a36c61f9SKrishna Gudipati m->speed = (u8)rp->rport_info.speed;
4960a36c61f9SKrishna Gudipati
49615fbe25c7SJing Huang /*
4962a36c61f9SKrishna Gudipati * queue I/O message to firmware
4963a36c61f9SKrishna Gudipati */
49643fd45980SKrishna Gudipati bfa_reqq_produce(rp->bfa, BFA_REQQ_RPORT, m->mh);
4965a36c61f9SKrishna Gudipati return BFA_TRUE;
4966a36c61f9SKrishna Gudipati }
4967a36c61f9SKrishna Gudipati
4968a36c61f9SKrishna Gudipati
4969a36c61f9SKrishna Gudipati
49705fbe25c7SJing Huang /*
4971a36c61f9SKrishna Gudipati * bfa_rport_public
4972a36c61f9SKrishna Gudipati */
4973a36c61f9SKrishna Gudipati
49745fbe25c7SJing Huang /*
4975a36c61f9SKrishna Gudipati * Rport interrupt processing.
4976a36c61f9SKrishna Gudipati */
4977a36c61f9SKrishna Gudipati void
bfa_rport_isr(struct bfa_s * bfa,struct bfi_msg_s * m)4978a36c61f9SKrishna Gudipati bfa_rport_isr(struct bfa_s *bfa, struct bfi_msg_s *m)
4979a36c61f9SKrishna Gudipati {
4980a36c61f9SKrishna Gudipati union bfi_rport_i2h_msg_u msg;
4981a36c61f9SKrishna Gudipati struct bfa_rport_s *rp;
4982a36c61f9SKrishna Gudipati
4983a36c61f9SKrishna Gudipati bfa_trc(bfa, m->mhdr.msg_id);
4984a36c61f9SKrishna Gudipati
4985a36c61f9SKrishna Gudipati msg.msg = m;
4986a36c61f9SKrishna Gudipati
4987a36c61f9SKrishna Gudipati switch (m->mhdr.msg_id) {
4988a36c61f9SKrishna Gudipati case BFI_RPORT_I2H_CREATE_RSP:
4989a36c61f9SKrishna Gudipati rp = BFA_RPORT_FROM_TAG(bfa, msg.create_rsp->bfa_handle);
4990a36c61f9SKrishna Gudipati rp->fw_handle = msg.create_rsp->fw_handle;
4991a36c61f9SKrishna Gudipati rp->qos_attr = msg.create_rsp->qos_attr;
499283763d59SKrishna Gudipati bfa_rport_set_lunmask(bfa, rp);
4993d4b671c5SJing Huang WARN_ON(msg.create_rsp->status != BFA_STATUS_OK);
4994a36c61f9SKrishna Gudipati bfa_sm_send_event(rp, BFA_RPORT_SM_FWRSP);
4995a36c61f9SKrishna Gudipati break;
4996a36c61f9SKrishna Gudipati
4997a36c61f9SKrishna Gudipati case BFI_RPORT_I2H_DELETE_RSP:
4998a36c61f9SKrishna Gudipati rp = BFA_RPORT_FROM_TAG(bfa, msg.delete_rsp->bfa_handle);
4999d4b671c5SJing Huang WARN_ON(msg.delete_rsp->status != BFA_STATUS_OK);
500083763d59SKrishna Gudipati bfa_rport_unset_lunmask(bfa, rp);
5001a36c61f9SKrishna Gudipati bfa_sm_send_event(rp, BFA_RPORT_SM_FWRSP);
5002a36c61f9SKrishna Gudipati break;
5003a36c61f9SKrishna Gudipati
5004a36c61f9SKrishna Gudipati case BFI_RPORT_I2H_QOS_SCN:
5005a36c61f9SKrishna Gudipati rp = BFA_RPORT_FROM_TAG(bfa, msg.qos_scn_evt->bfa_handle);
5006a36c61f9SKrishna Gudipati rp->event_arg.fw_msg = msg.qos_scn_evt;
5007a36c61f9SKrishna Gudipati bfa_sm_send_event(rp, BFA_RPORT_SM_QOS_SCN);
5008a36c61f9SKrishna Gudipati break;
5009a36c61f9SKrishna Gudipati
5010bc0e2c2aSKrishna Gudipati case BFI_RPORT_I2H_LIP_SCN_ONLINE:
5011bc0e2c2aSKrishna Gudipati bfa_fcport_update_loop_info(BFA_FCPORT_MOD(bfa),
5012bc0e2c2aSKrishna Gudipati &msg.lip_scn->loop_info);
5013bc0e2c2aSKrishna Gudipati bfa_cb_rport_scn_online(bfa);
5014bc0e2c2aSKrishna Gudipati break;
5015bc0e2c2aSKrishna Gudipati
5016bc0e2c2aSKrishna Gudipati case BFI_RPORT_I2H_LIP_SCN_OFFLINE:
5017bc0e2c2aSKrishna Gudipati bfa_cb_rport_scn_offline(bfa);
5018bc0e2c2aSKrishna Gudipati break;
5019bc0e2c2aSKrishna Gudipati
5020bc0e2c2aSKrishna Gudipati case BFI_RPORT_I2H_NO_DEV:
5021bc0e2c2aSKrishna Gudipati rp = BFA_RPORT_FROM_TAG(bfa, msg.lip_scn->bfa_handle);
5022bc0e2c2aSKrishna Gudipati bfa_cb_rport_scn_no_dev(rp->rport_drv);
5023bc0e2c2aSKrishna Gudipati break;
5024bc0e2c2aSKrishna Gudipati
5025a36c61f9SKrishna Gudipati default:
5026a36c61f9SKrishna Gudipati bfa_trc(bfa, m->mhdr.msg_id);
5027d4b671c5SJing Huang WARN_ON(1);
5028a36c61f9SKrishna Gudipati }
5029a36c61f9SKrishna Gudipati }
5030a36c61f9SKrishna Gudipati
50313fd45980SKrishna Gudipati void
bfa_rport_res_recfg(struct bfa_s * bfa,u16 num_rport_fw)50323fd45980SKrishna Gudipati bfa_rport_res_recfg(struct bfa_s *bfa, u16 num_rport_fw)
50333fd45980SKrishna Gudipati {
50343fd45980SKrishna Gudipati struct bfa_rport_mod_s *mod = BFA_RPORT_MOD(bfa);
50353fd45980SKrishna Gudipati struct list_head *qe;
50363fd45980SKrishna Gudipati int i;
5037a36c61f9SKrishna Gudipati
50383fd45980SKrishna Gudipati for (i = 0; i < (mod->num_rports - num_rport_fw); i++) {
50393fd45980SKrishna Gudipati bfa_q_deq_tail(&mod->rp_free_q, &qe);
50403fd45980SKrishna Gudipati list_add_tail(qe, &mod->rp_unused_q);
50413fd45980SKrishna Gudipati }
50423fd45980SKrishna Gudipati }
5043a36c61f9SKrishna Gudipati
50445fbe25c7SJing Huang /*
5045a36c61f9SKrishna Gudipati * bfa_rport_api
5046a36c61f9SKrishna Gudipati */
5047a36c61f9SKrishna Gudipati
5048a36c61f9SKrishna Gudipati struct bfa_rport_s *
bfa_rport_create(struct bfa_s * bfa,void * rport_drv)5049a36c61f9SKrishna Gudipati bfa_rport_create(struct bfa_s *bfa, void *rport_drv)
5050a36c61f9SKrishna Gudipati {
5051a36c61f9SKrishna Gudipati struct bfa_rport_s *rp;
5052a36c61f9SKrishna Gudipati
5053a36c61f9SKrishna Gudipati rp = bfa_rport_alloc(BFA_RPORT_MOD(bfa));
5054a36c61f9SKrishna Gudipati
5055a36c61f9SKrishna Gudipati if (rp == NULL)
5056a36c61f9SKrishna Gudipati return NULL;
5057a36c61f9SKrishna Gudipati
5058a36c61f9SKrishna Gudipati rp->bfa = bfa;
5059a36c61f9SKrishna Gudipati rp->rport_drv = rport_drv;
5060f7f73812SMaggie Zhang memset(&rp->stats, 0, sizeof(rp->stats));
5061a36c61f9SKrishna Gudipati
5062d4b671c5SJing Huang WARN_ON(!bfa_sm_cmp_state(rp, bfa_rport_sm_uninit));
5063a36c61f9SKrishna Gudipati bfa_sm_send_event(rp, BFA_RPORT_SM_CREATE);
5064a36c61f9SKrishna Gudipati
5065a36c61f9SKrishna Gudipati return rp;
5066a36c61f9SKrishna Gudipati }
5067a36c61f9SKrishna Gudipati
5068a36c61f9SKrishna Gudipati void
bfa_rport_online(struct bfa_rport_s * rport,struct bfa_rport_info_s * rport_info)5069a36c61f9SKrishna Gudipati bfa_rport_online(struct bfa_rport_s *rport, struct bfa_rport_info_s *rport_info)
5070a36c61f9SKrishna Gudipati {
5071d4b671c5SJing Huang WARN_ON(rport_info->max_frmsz == 0);
5072a36c61f9SKrishna Gudipati
50735fbe25c7SJing Huang /*
5074a36c61f9SKrishna Gudipati * Some JBODs are seen to be not setting PDU size correctly in PLOGI
5075a36c61f9SKrishna Gudipati * responses. Default to minimum size.
5076a36c61f9SKrishna Gudipati */
5077a36c61f9SKrishna Gudipati if (rport_info->max_frmsz == 0) {
5078a36c61f9SKrishna Gudipati bfa_trc(rport->bfa, rport->rport_tag);
5079a36c61f9SKrishna Gudipati rport_info->max_frmsz = FC_MIN_PDUSZ;
5080a36c61f9SKrishna Gudipati }
5081a36c61f9SKrishna Gudipati
50826a18b167SJing Huang rport->rport_info = *rport_info;
5083a36c61f9SKrishna Gudipati bfa_sm_send_event(rport, BFA_RPORT_SM_ONLINE);
5084a36c61f9SKrishna Gudipati }
5085a36c61f9SKrishna Gudipati
5086a36c61f9SKrishna Gudipati void
bfa_rport_speed(struct bfa_rport_s * rport,enum bfa_port_speed speed)5087a36c61f9SKrishna Gudipati bfa_rport_speed(struct bfa_rport_s *rport, enum bfa_port_speed speed)
5088a36c61f9SKrishna Gudipati {
5089d4b671c5SJing Huang WARN_ON(speed == 0);
5090d4b671c5SJing Huang WARN_ON(speed == BFA_PORT_SPEED_AUTO);
5091a36c61f9SKrishna Gudipati
509261ba4394SKrishna Gudipati if (rport) {
5093a36c61f9SKrishna Gudipati rport->rport_info.speed = speed;
5094a36c61f9SKrishna Gudipati bfa_sm_send_event(rport, BFA_RPORT_SM_SET_SPEED);
5095a36c61f9SKrishna Gudipati }
509661ba4394SKrishna Gudipati }
5097a36c61f9SKrishna Gudipati
509883763d59SKrishna Gudipati /* Set Rport LUN Mask */
509983763d59SKrishna Gudipati void
bfa_rport_set_lunmask(struct bfa_s * bfa,struct bfa_rport_s * rp)510083763d59SKrishna Gudipati bfa_rport_set_lunmask(struct bfa_s *bfa, struct bfa_rport_s *rp)
510183763d59SKrishna Gudipati {
510283763d59SKrishna Gudipati struct bfa_lps_mod_s *lps_mod = BFA_LPS_MOD(bfa);
510383763d59SKrishna Gudipati wwn_t lp_wwn, rp_wwn;
510483763d59SKrishna Gudipati u8 lp_tag = (u8)rp->rport_info.lp_tag;
510583763d59SKrishna Gudipati
510683763d59SKrishna Gudipati rp_wwn = ((struct bfa_fcs_rport_s *)rp->rport_drv)->pwwn;
510783763d59SKrishna Gudipati lp_wwn = (BFA_LPS_FROM_TAG(lps_mod, rp->rport_info.lp_tag))->pwwn;
510883763d59SKrishna Gudipati
510983763d59SKrishna Gudipati BFA_LPS_FROM_TAG(lps_mod, rp->rport_info.lp_tag)->lun_mask =
511083763d59SKrishna Gudipati rp->lun_mask = BFA_TRUE;
511183763d59SKrishna Gudipati bfa_fcpim_lunmask_rp_update(bfa, lp_wwn, rp_wwn, rp->rport_tag, lp_tag);
511283763d59SKrishna Gudipati }
511383763d59SKrishna Gudipati
511483763d59SKrishna Gudipati /* Unset Rport LUN mask */
511583763d59SKrishna Gudipati void
bfa_rport_unset_lunmask(struct bfa_s * bfa,struct bfa_rport_s * rp)511683763d59SKrishna Gudipati bfa_rport_unset_lunmask(struct bfa_s *bfa, struct bfa_rport_s *rp)
511783763d59SKrishna Gudipati {
511883763d59SKrishna Gudipati struct bfa_lps_mod_s *lps_mod = BFA_LPS_MOD(bfa);
511983763d59SKrishna Gudipati wwn_t lp_wwn, rp_wwn;
512083763d59SKrishna Gudipati
512183763d59SKrishna Gudipati rp_wwn = ((struct bfa_fcs_rport_s *)rp->rport_drv)->pwwn;
512283763d59SKrishna Gudipati lp_wwn = (BFA_LPS_FROM_TAG(lps_mod, rp->rport_info.lp_tag))->pwwn;
512383763d59SKrishna Gudipati
512483763d59SKrishna Gudipati BFA_LPS_FROM_TAG(lps_mod, rp->rport_info.lp_tag)->lun_mask =
512583763d59SKrishna Gudipati rp->lun_mask = BFA_FALSE;
512683763d59SKrishna Gudipati bfa_fcpim_lunmask_rp_update(bfa, lp_wwn, rp_wwn,
512783763d59SKrishna Gudipati BFA_RPORT_TAG_INVALID, BFA_LP_TAG_INVALID);
512883763d59SKrishna Gudipati }
5129a36c61f9SKrishna Gudipati
51305fbe25c7SJing Huang /*
5131a36c61f9SKrishna Gudipati * SGPG related functions
5132a36c61f9SKrishna Gudipati */
5133a36c61f9SKrishna Gudipati
51345fbe25c7SJing Huang /*
5135a36c61f9SKrishna Gudipati * Compute and return memory needed by FCP(im) module.
5136a36c61f9SKrishna Gudipati */
5137c7c3524cSChristoph Hellwig void
bfa_sgpg_meminfo(struct bfa_iocfc_cfg_s * cfg,struct bfa_meminfo_s * minfo,struct bfa_s * bfa)51384507025dSKrishna Gudipati bfa_sgpg_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *minfo,
51394507025dSKrishna Gudipati struct bfa_s *bfa)
5140a36c61f9SKrishna Gudipati {
51414507025dSKrishna Gudipati struct bfa_sgpg_mod_s *sgpg_mod = BFA_SGPG_MOD(bfa);
51424507025dSKrishna Gudipati struct bfa_mem_kva_s *sgpg_kva = BFA_MEM_SGPG_KVA(bfa);
51434507025dSKrishna Gudipati struct bfa_mem_dma_s *seg_ptr;
51444507025dSKrishna Gudipati u16 nsegs, idx, per_seg_sgpg, num_sgpg;
51454507025dSKrishna Gudipati u32 sgpg_sz = sizeof(struct bfi_sgpg_s);
51464507025dSKrishna Gudipati
5147a36c61f9SKrishna Gudipati if (cfg->drvcfg.num_sgpgs < BFA_SGPG_MIN)
5148a36c61f9SKrishna Gudipati cfg->drvcfg.num_sgpgs = BFA_SGPG_MIN;
51494507025dSKrishna Gudipati else if (cfg->drvcfg.num_sgpgs > BFA_SGPG_MAX)
51504507025dSKrishna Gudipati cfg->drvcfg.num_sgpgs = BFA_SGPG_MAX;
5151a36c61f9SKrishna Gudipati
51524507025dSKrishna Gudipati num_sgpg = cfg->drvcfg.num_sgpgs;
51534507025dSKrishna Gudipati
51544507025dSKrishna Gudipati nsegs = BFI_MEM_DMA_NSEGS(num_sgpg, sgpg_sz);
51554507025dSKrishna Gudipati per_seg_sgpg = BFI_MEM_NREQS_SEG(sgpg_sz);
51564507025dSKrishna Gudipati
51574507025dSKrishna Gudipati bfa_mem_dma_seg_iter(sgpg_mod, seg_ptr, nsegs, idx) {
51584507025dSKrishna Gudipati if (num_sgpg >= per_seg_sgpg) {
51594507025dSKrishna Gudipati num_sgpg -= per_seg_sgpg;
51604507025dSKrishna Gudipati bfa_mem_dma_setup(minfo, seg_ptr,
51614507025dSKrishna Gudipati per_seg_sgpg * sgpg_sz);
51624507025dSKrishna Gudipati } else
51634507025dSKrishna Gudipati bfa_mem_dma_setup(minfo, seg_ptr,
51644507025dSKrishna Gudipati num_sgpg * sgpg_sz);
5165a36c61f9SKrishna Gudipati }
5166a36c61f9SKrishna Gudipati
51674507025dSKrishna Gudipati /* kva memory */
51684507025dSKrishna Gudipati bfa_mem_kva_setup(minfo, sgpg_kva,
51694507025dSKrishna Gudipati cfg->drvcfg.num_sgpgs * sizeof(struct bfa_sgpg_s));
51704507025dSKrishna Gudipati }
5171a36c61f9SKrishna Gudipati
5172c7c3524cSChristoph Hellwig void
bfa_sgpg_attach(struct bfa_s * bfa,void * bfad,struct bfa_iocfc_cfg_s * cfg,struct bfa_pcidev_s * pcidev)5173a36c61f9SKrishna Gudipati bfa_sgpg_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
51744507025dSKrishna Gudipati struct bfa_pcidev_s *pcidev)
5175a36c61f9SKrishna Gudipati {
5176a36c61f9SKrishna Gudipati struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa);
5177a36c61f9SKrishna Gudipati struct bfa_sgpg_s *hsgpg;
5178a36c61f9SKrishna Gudipati struct bfi_sgpg_s *sgpg;
5179a36c61f9SKrishna Gudipati u64 align_len;
51804507025dSKrishna Gudipati struct bfa_mem_dma_s *seg_ptr;
51814507025dSKrishna Gudipati u32 sgpg_sz = sizeof(struct bfi_sgpg_s);
51824507025dSKrishna Gudipati u16 i, idx, nsegs, per_seg_sgpg, num_sgpg;
5183a36c61f9SKrishna Gudipati
5184a36c61f9SKrishna Gudipati union {
5185a36c61f9SKrishna Gudipati u64 pa;
5186a36c61f9SKrishna Gudipati union bfi_addr_u addr;
5187a36c61f9SKrishna Gudipati } sgpg_pa, sgpg_pa_tmp;
5188a36c61f9SKrishna Gudipati
5189a36c61f9SKrishna Gudipati INIT_LIST_HEAD(&mod->sgpg_q);
5190a36c61f9SKrishna Gudipati INIT_LIST_HEAD(&mod->sgpg_wait_q);
5191a36c61f9SKrishna Gudipati
5192a36c61f9SKrishna Gudipati bfa_trc(bfa, cfg->drvcfg.num_sgpgs);
5193a36c61f9SKrishna Gudipati
51944507025dSKrishna Gudipati mod->free_sgpgs = mod->num_sgpgs = cfg->drvcfg.num_sgpgs;
5195a36c61f9SKrishna Gudipati
51964507025dSKrishna Gudipati num_sgpg = cfg->drvcfg.num_sgpgs;
51974507025dSKrishna Gudipati nsegs = BFI_MEM_DMA_NSEGS(num_sgpg, sgpg_sz);
5198a36c61f9SKrishna Gudipati
51994507025dSKrishna Gudipati /* dma/kva mem claim */
52004507025dSKrishna Gudipati hsgpg = (struct bfa_sgpg_s *) bfa_mem_kva_curp(mod);
5201a36c61f9SKrishna Gudipati
52024507025dSKrishna Gudipati bfa_mem_dma_seg_iter(mod, seg_ptr, nsegs, idx) {
52034507025dSKrishna Gudipati
52044507025dSKrishna Gudipati if (!bfa_mem_dma_virt(seg_ptr))
52054507025dSKrishna Gudipati break;
52064507025dSKrishna Gudipati
52074507025dSKrishna Gudipati align_len = BFA_SGPG_ROUNDUP(bfa_mem_dma_phys(seg_ptr)) -
52084507025dSKrishna Gudipati bfa_mem_dma_phys(seg_ptr);
52094507025dSKrishna Gudipati
52104507025dSKrishna Gudipati sgpg = (struct bfi_sgpg_s *)
52114507025dSKrishna Gudipati (((u8 *) bfa_mem_dma_virt(seg_ptr)) + align_len);
52124507025dSKrishna Gudipati sgpg_pa.pa = bfa_mem_dma_phys(seg_ptr) + align_len;
52134507025dSKrishna Gudipati WARN_ON(sgpg_pa.pa & (sgpg_sz - 1));
52144507025dSKrishna Gudipati
52154507025dSKrishna Gudipati per_seg_sgpg = (seg_ptr->mem_len - (u32)align_len) / sgpg_sz;
52164507025dSKrishna Gudipati
52174507025dSKrishna Gudipati for (i = 0; num_sgpg > 0 && i < per_seg_sgpg; i++, num_sgpg--) {
52186a18b167SJing Huang memset(hsgpg, 0, sizeof(*hsgpg));
52196a18b167SJing Huang memset(sgpg, 0, sizeof(*sgpg));
5220a36c61f9SKrishna Gudipati
5221a36c61f9SKrishna Gudipati hsgpg->sgpg = sgpg;
5222a36c61f9SKrishna Gudipati sgpg_pa_tmp.pa = bfa_sgaddr_le(sgpg_pa.pa);
5223a36c61f9SKrishna Gudipati hsgpg->sgpg_pa = sgpg_pa_tmp.addr;
5224a36c61f9SKrishna Gudipati list_add_tail(&hsgpg->qe, &mod->sgpg_q);
5225a36c61f9SKrishna Gudipati
5226a36c61f9SKrishna Gudipati sgpg++;
52274507025dSKrishna Gudipati hsgpg++;
52284507025dSKrishna Gudipati sgpg_pa.pa += sgpg_sz;
52294507025dSKrishna Gudipati }
5230a36c61f9SKrishna Gudipati }
5231a36c61f9SKrishna Gudipati
52324507025dSKrishna Gudipati bfa_mem_kva_curp(mod) = (u8 *) hsgpg;
5233a36c61f9SKrishna Gudipati }
5234a36c61f9SKrishna Gudipati
5235a36c61f9SKrishna Gudipati bfa_status_t
bfa_sgpg_malloc(struct bfa_s * bfa,struct list_head * sgpg_q,int nsgpgs)5236a36c61f9SKrishna Gudipati bfa_sgpg_malloc(struct bfa_s *bfa, struct list_head *sgpg_q, int nsgpgs)
5237a36c61f9SKrishna Gudipati {
5238a36c61f9SKrishna Gudipati struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa);
5239a36c61f9SKrishna Gudipati struct bfa_sgpg_s *hsgpg;
5240a36c61f9SKrishna Gudipati int i;
5241a36c61f9SKrishna Gudipati
5242a36c61f9SKrishna Gudipati if (mod->free_sgpgs < nsgpgs)
5243a36c61f9SKrishna Gudipati return BFA_STATUS_ENOMEM;
5244a36c61f9SKrishna Gudipati
5245a36c61f9SKrishna Gudipati for (i = 0; i < nsgpgs; i++) {
5246a36c61f9SKrishna Gudipati bfa_q_deq(&mod->sgpg_q, &hsgpg);
5247d4b671c5SJing Huang WARN_ON(!hsgpg);
5248a36c61f9SKrishna Gudipati list_add_tail(&hsgpg->qe, sgpg_q);
5249a36c61f9SKrishna Gudipati }
5250a36c61f9SKrishna Gudipati
5251a36c61f9SKrishna Gudipati mod->free_sgpgs -= nsgpgs;
5252a36c61f9SKrishna Gudipati return BFA_STATUS_OK;
5253a36c61f9SKrishna Gudipati }
5254a36c61f9SKrishna Gudipati
5255a36c61f9SKrishna Gudipati void
bfa_sgpg_mfree(struct bfa_s * bfa,struct list_head * sgpg_q,int nsgpg)5256a36c61f9SKrishna Gudipati bfa_sgpg_mfree(struct bfa_s *bfa, struct list_head *sgpg_q, int nsgpg)
5257a36c61f9SKrishna Gudipati {
5258a36c61f9SKrishna Gudipati struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa);
5259a36c61f9SKrishna Gudipati struct bfa_sgpg_wqe_s *wqe;
5260a36c61f9SKrishna Gudipati
5261a36c61f9SKrishna Gudipati mod->free_sgpgs += nsgpg;
5262d4b671c5SJing Huang WARN_ON(mod->free_sgpgs > mod->num_sgpgs);
5263a36c61f9SKrishna Gudipati
5264a36c61f9SKrishna Gudipati list_splice_tail_init(sgpg_q, &mod->sgpg_q);
5265a36c61f9SKrishna Gudipati
5266a36c61f9SKrishna Gudipati if (list_empty(&mod->sgpg_wait_q))
5267a36c61f9SKrishna Gudipati return;
5268a36c61f9SKrishna Gudipati
52695fbe25c7SJing Huang /*
5270a36c61f9SKrishna Gudipati * satisfy as many waiting requests as possible
5271a36c61f9SKrishna Gudipati */
5272a36c61f9SKrishna Gudipati do {
5273a36c61f9SKrishna Gudipati wqe = bfa_q_first(&mod->sgpg_wait_q);
5274a36c61f9SKrishna Gudipati if (mod->free_sgpgs < wqe->nsgpg)
5275a36c61f9SKrishna Gudipati nsgpg = mod->free_sgpgs;
5276a36c61f9SKrishna Gudipati else
5277a36c61f9SKrishna Gudipati nsgpg = wqe->nsgpg;
5278a36c61f9SKrishna Gudipati bfa_sgpg_malloc(bfa, &wqe->sgpg_q, nsgpg);
5279a36c61f9SKrishna Gudipati wqe->nsgpg -= nsgpg;
5280a36c61f9SKrishna Gudipati if (wqe->nsgpg == 0) {
5281a36c61f9SKrishna Gudipati list_del(&wqe->qe);
5282a36c61f9SKrishna Gudipati wqe->cbfn(wqe->cbarg);
5283a36c61f9SKrishna Gudipati }
5284a36c61f9SKrishna Gudipati } while (mod->free_sgpgs && !list_empty(&mod->sgpg_wait_q));
5285a36c61f9SKrishna Gudipati }
5286a36c61f9SKrishna Gudipati
5287a36c61f9SKrishna Gudipati void
bfa_sgpg_wait(struct bfa_s * bfa,struct bfa_sgpg_wqe_s * wqe,int nsgpg)5288a36c61f9SKrishna Gudipati bfa_sgpg_wait(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe, int nsgpg)
5289a36c61f9SKrishna Gudipati {
5290a36c61f9SKrishna Gudipati struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa);
5291a36c61f9SKrishna Gudipati
5292d4b671c5SJing Huang WARN_ON(nsgpg <= 0);
5293d4b671c5SJing Huang WARN_ON(nsgpg <= mod->free_sgpgs);
5294a36c61f9SKrishna Gudipati
5295a36c61f9SKrishna Gudipati wqe->nsgpg_total = wqe->nsgpg = nsgpg;
5296a36c61f9SKrishna Gudipati
52975fbe25c7SJing Huang /*
5298a36c61f9SKrishna Gudipati * allocate any left to this one first
5299a36c61f9SKrishna Gudipati */
5300a36c61f9SKrishna Gudipati if (mod->free_sgpgs) {
53015fbe25c7SJing Huang /*
5302a36c61f9SKrishna Gudipati * no one else is waiting for SGPG
5303a36c61f9SKrishna Gudipati */
5304d4b671c5SJing Huang WARN_ON(!list_empty(&mod->sgpg_wait_q));
5305a36c61f9SKrishna Gudipati list_splice_tail_init(&mod->sgpg_q, &wqe->sgpg_q);
5306a36c61f9SKrishna Gudipati wqe->nsgpg -= mod->free_sgpgs;
5307a36c61f9SKrishna Gudipati mod->free_sgpgs = 0;
5308a36c61f9SKrishna Gudipati }
5309a36c61f9SKrishna Gudipati
5310a36c61f9SKrishna Gudipati list_add_tail(&wqe->qe, &mod->sgpg_wait_q);
5311a36c61f9SKrishna Gudipati }
5312a36c61f9SKrishna Gudipati
5313a36c61f9SKrishna Gudipati void
bfa_sgpg_wcancel(struct bfa_s * bfa,struct bfa_sgpg_wqe_s * wqe)5314a36c61f9SKrishna Gudipati bfa_sgpg_wcancel(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe)
5315a36c61f9SKrishna Gudipati {
5316a36c61f9SKrishna Gudipati struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa);
5317a36c61f9SKrishna Gudipati
5318d4b671c5SJing Huang WARN_ON(!bfa_q_is_on_q(&mod->sgpg_wait_q, wqe));
5319a36c61f9SKrishna Gudipati list_del(&wqe->qe);
5320a36c61f9SKrishna Gudipati
5321a36c61f9SKrishna Gudipati if (wqe->nsgpg_total != wqe->nsgpg)
5322a36c61f9SKrishna Gudipati bfa_sgpg_mfree(bfa, &wqe->sgpg_q,
5323a36c61f9SKrishna Gudipati wqe->nsgpg_total - wqe->nsgpg);
5324a36c61f9SKrishna Gudipati }
5325a36c61f9SKrishna Gudipati
5326a36c61f9SKrishna Gudipati void
bfa_sgpg_winit(struct bfa_sgpg_wqe_s * wqe,void (* cbfn)(void * cbarg),void * cbarg)5327a36c61f9SKrishna Gudipati bfa_sgpg_winit(struct bfa_sgpg_wqe_s *wqe, void (*cbfn) (void *cbarg),
5328a36c61f9SKrishna Gudipati void *cbarg)
5329a36c61f9SKrishna Gudipati {
5330a36c61f9SKrishna Gudipati INIT_LIST_HEAD(&wqe->sgpg_q);
5331a36c61f9SKrishna Gudipati wqe->cbfn = cbfn;
5332a36c61f9SKrishna Gudipati wqe->cbarg = cbarg;
5333a36c61f9SKrishna Gudipati }
5334a36c61f9SKrishna Gudipati
53355fbe25c7SJing Huang /*
5336a36c61f9SKrishna Gudipati * UF related functions
5337a36c61f9SKrishna Gudipati */
5338a36c61f9SKrishna Gudipati /*
5339a36c61f9SKrishna Gudipati *****************************************************************************
5340a36c61f9SKrishna Gudipati * Internal functions
5341a36c61f9SKrishna Gudipati *****************************************************************************
5342a36c61f9SKrishna Gudipati */
5343a36c61f9SKrishna Gudipati static void
__bfa_cb_uf_recv(void * cbarg,bfa_boolean_t complete)5344a36c61f9SKrishna Gudipati __bfa_cb_uf_recv(void *cbarg, bfa_boolean_t complete)
5345a36c61f9SKrishna Gudipati {
5346a36c61f9SKrishna Gudipati struct bfa_uf_s *uf = cbarg;
5347a36c61f9SKrishna Gudipati struct bfa_uf_mod_s *ufm = BFA_UF_MOD(uf->bfa);
5348a36c61f9SKrishna Gudipati
5349a36c61f9SKrishna Gudipati if (complete)
5350a36c61f9SKrishna Gudipati ufm->ufrecv(ufm->cbarg, uf);
5351a36c61f9SKrishna Gudipati }
5352a36c61f9SKrishna Gudipati
5353a36c61f9SKrishna Gudipati static void
claim_uf_post_msgs(struct bfa_uf_mod_s * ufm)53544507025dSKrishna Gudipati claim_uf_post_msgs(struct bfa_uf_mod_s *ufm)
5355a36c61f9SKrishna Gudipati {
5356a36c61f9SKrishna Gudipati struct bfi_uf_buf_post_s *uf_bp_msg;
5357a36c61f9SKrishna Gudipati u16 i;
5358a36c61f9SKrishna Gudipati u16 buf_len;
5359a36c61f9SKrishna Gudipati
53604507025dSKrishna Gudipati ufm->uf_buf_posts = (struct bfi_uf_buf_post_s *) bfa_mem_kva_curp(ufm);
5361a36c61f9SKrishna Gudipati uf_bp_msg = ufm->uf_buf_posts;
5362a36c61f9SKrishna Gudipati
5363a36c61f9SKrishna Gudipati for (i = 0, uf_bp_msg = ufm->uf_buf_posts; i < ufm->num_ufs;
5364a36c61f9SKrishna Gudipati i++, uf_bp_msg++) {
53656a18b167SJing Huang memset(uf_bp_msg, 0, sizeof(struct bfi_uf_buf_post_s));
5366a36c61f9SKrishna Gudipati
5367a36c61f9SKrishna Gudipati uf_bp_msg->buf_tag = i;
5368a36c61f9SKrishna Gudipati buf_len = sizeof(struct bfa_uf_buf_s);
5369ba816ea8SJing Huang uf_bp_msg->buf_len = cpu_to_be16(buf_len);
5370a36c61f9SKrishna Gudipati bfi_h2i_set(uf_bp_msg->mh, BFI_MC_UF, BFI_UF_H2I_BUF_POST,
53713fd45980SKrishna Gudipati bfa_fn_lpu(ufm->bfa));
537285ce928dSKrishna Gudipati bfa_alen_set(&uf_bp_msg->alen, buf_len, ufm_pbs_pa(ufm, i));
5373a36c61f9SKrishna Gudipati }
5374a36c61f9SKrishna Gudipati
53755fbe25c7SJing Huang /*
5376a36c61f9SKrishna Gudipati * advance pointer beyond consumed memory
5377a36c61f9SKrishna Gudipati */
53784507025dSKrishna Gudipati bfa_mem_kva_curp(ufm) = (u8 *) uf_bp_msg;
5379a36c61f9SKrishna Gudipati }
5380a36c61f9SKrishna Gudipati
5381a36c61f9SKrishna Gudipati static void
claim_ufs(struct bfa_uf_mod_s * ufm)53824507025dSKrishna Gudipati claim_ufs(struct bfa_uf_mod_s *ufm)
5383a36c61f9SKrishna Gudipati {
5384a36c61f9SKrishna Gudipati u16 i;
5385a36c61f9SKrishna Gudipati struct bfa_uf_s *uf;
5386a36c61f9SKrishna Gudipati
5387a36c61f9SKrishna Gudipati /*
5388a36c61f9SKrishna Gudipati * Claim block of memory for UF list
5389a36c61f9SKrishna Gudipati */
53904507025dSKrishna Gudipati ufm->uf_list = (struct bfa_uf_s *) bfa_mem_kva_curp(ufm);
5391a36c61f9SKrishna Gudipati
5392a36c61f9SKrishna Gudipati /*
5393a36c61f9SKrishna Gudipati * Initialize UFs and queue it in UF free queue
5394a36c61f9SKrishna Gudipati */
5395a36c61f9SKrishna Gudipati for (i = 0, uf = ufm->uf_list; i < ufm->num_ufs; i++, uf++) {
53966a18b167SJing Huang memset(uf, 0, sizeof(struct bfa_uf_s));
5397a36c61f9SKrishna Gudipati uf->bfa = ufm->bfa;
5398a36c61f9SKrishna Gudipati uf->uf_tag = i;
53994507025dSKrishna Gudipati uf->pb_len = BFA_PER_UF_DMA_SZ;
54004507025dSKrishna Gudipati uf->buf_kva = bfa_mem_get_dmabuf_kva(ufm, i, BFA_PER_UF_DMA_SZ);
5401a36c61f9SKrishna Gudipati uf->buf_pa = ufm_pbs_pa(ufm, i);
5402a36c61f9SKrishna Gudipati list_add_tail(&uf->qe, &ufm->uf_free_q);
5403a36c61f9SKrishna Gudipati }
5404a36c61f9SKrishna Gudipati
54055fbe25c7SJing Huang /*
5406a36c61f9SKrishna Gudipati * advance memory pointer
5407a36c61f9SKrishna Gudipati */
54084507025dSKrishna Gudipati bfa_mem_kva_curp(ufm) = (u8 *) uf;
5409a36c61f9SKrishna Gudipati }
5410a36c61f9SKrishna Gudipati
5411a36c61f9SKrishna Gudipati static void
uf_mem_claim(struct bfa_uf_mod_s * ufm)54124507025dSKrishna Gudipati uf_mem_claim(struct bfa_uf_mod_s *ufm)
5413a36c61f9SKrishna Gudipati {
54144507025dSKrishna Gudipati claim_ufs(ufm);
54154507025dSKrishna Gudipati claim_uf_post_msgs(ufm);
5416a36c61f9SKrishna Gudipati }
5417a36c61f9SKrishna Gudipati
5418c7c3524cSChristoph Hellwig void
bfa_uf_meminfo(struct bfa_iocfc_cfg_s * cfg,struct bfa_meminfo_s * minfo,struct bfa_s * bfa)54194507025dSKrishna Gudipati bfa_uf_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *minfo,
54204507025dSKrishna Gudipati struct bfa_s *bfa)
5421a36c61f9SKrishna Gudipati {
54224507025dSKrishna Gudipati struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa);
54234507025dSKrishna Gudipati struct bfa_mem_kva_s *uf_kva = BFA_MEM_UF_KVA(bfa);
5424a36c61f9SKrishna Gudipati u32 num_ufs = cfg->fwcfg.num_uf_bufs;
54254507025dSKrishna Gudipati struct bfa_mem_dma_s *seg_ptr;
54264507025dSKrishna Gudipati u16 nsegs, idx, per_seg_uf = 0;
5427a36c61f9SKrishna Gudipati
54284507025dSKrishna Gudipati nsegs = BFI_MEM_DMA_NSEGS(num_ufs, BFA_PER_UF_DMA_SZ);
54294507025dSKrishna Gudipati per_seg_uf = BFI_MEM_NREQS_SEG(BFA_PER_UF_DMA_SZ);
5430a36c61f9SKrishna Gudipati
54314507025dSKrishna Gudipati bfa_mem_dma_seg_iter(ufm, seg_ptr, nsegs, idx) {
54324507025dSKrishna Gudipati if (num_ufs >= per_seg_uf) {
54334507025dSKrishna Gudipati num_ufs -= per_seg_uf;
54344507025dSKrishna Gudipati bfa_mem_dma_setup(minfo, seg_ptr,
54354507025dSKrishna Gudipati per_seg_uf * BFA_PER_UF_DMA_SZ);
54364507025dSKrishna Gudipati } else
54374507025dSKrishna Gudipati bfa_mem_dma_setup(minfo, seg_ptr,
54384507025dSKrishna Gudipati num_ufs * BFA_PER_UF_DMA_SZ);
54394507025dSKrishna Gudipati }
54404507025dSKrishna Gudipati
54414507025dSKrishna Gudipati /* kva memory */
54424507025dSKrishna Gudipati bfa_mem_kva_setup(minfo, uf_kva, cfg->fwcfg.num_uf_bufs *
54434507025dSKrishna Gudipati (sizeof(struct bfa_uf_s) + sizeof(struct bfi_uf_buf_post_s)));
5444a36c61f9SKrishna Gudipati }
5445a36c61f9SKrishna Gudipati
5446c7c3524cSChristoph Hellwig void
bfa_uf_attach(struct bfa_s * bfa,void * bfad,struct bfa_iocfc_cfg_s * cfg,struct bfa_pcidev_s * pcidev)5447a36c61f9SKrishna Gudipati bfa_uf_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
54484507025dSKrishna Gudipati struct bfa_pcidev_s *pcidev)
5449a36c61f9SKrishna Gudipati {
5450a36c61f9SKrishna Gudipati struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa);
5451a36c61f9SKrishna Gudipati
5452a36c61f9SKrishna Gudipati ufm->bfa = bfa;
5453a36c61f9SKrishna Gudipati ufm->num_ufs = cfg->fwcfg.num_uf_bufs;
5454a36c61f9SKrishna Gudipati INIT_LIST_HEAD(&ufm->uf_free_q);
5455a36c61f9SKrishna Gudipati INIT_LIST_HEAD(&ufm->uf_posted_q);
54563fd45980SKrishna Gudipati INIT_LIST_HEAD(&ufm->uf_unused_q);
5457a36c61f9SKrishna Gudipati
54584507025dSKrishna Gudipati uf_mem_claim(ufm);
5459a36c61f9SKrishna Gudipati }
5460a36c61f9SKrishna Gudipati
5461a36c61f9SKrishna Gudipati static struct bfa_uf_s *
bfa_uf_get(struct bfa_uf_mod_s * uf_mod)5462a36c61f9SKrishna Gudipati bfa_uf_get(struct bfa_uf_mod_s *uf_mod)
5463a36c61f9SKrishna Gudipati {
5464a36c61f9SKrishna Gudipati struct bfa_uf_s *uf;
5465a36c61f9SKrishna Gudipati
5466a36c61f9SKrishna Gudipati bfa_q_deq(&uf_mod->uf_free_q, &uf);
5467a36c61f9SKrishna Gudipati return uf;
5468a36c61f9SKrishna Gudipati }
5469a36c61f9SKrishna Gudipati
5470a36c61f9SKrishna Gudipati static void
bfa_uf_put(struct bfa_uf_mod_s * uf_mod,struct bfa_uf_s * uf)5471a36c61f9SKrishna Gudipati bfa_uf_put(struct bfa_uf_mod_s *uf_mod, struct bfa_uf_s *uf)
5472a36c61f9SKrishna Gudipati {
5473a36c61f9SKrishna Gudipati list_add_tail(&uf->qe, &uf_mod->uf_free_q);
5474a36c61f9SKrishna Gudipati }
5475a36c61f9SKrishna Gudipati
5476a36c61f9SKrishna Gudipati static bfa_status_t
bfa_uf_post(struct bfa_uf_mod_s * ufm,struct bfa_uf_s * uf)5477a36c61f9SKrishna Gudipati bfa_uf_post(struct bfa_uf_mod_s *ufm, struct bfa_uf_s *uf)
5478a36c61f9SKrishna Gudipati {
5479a36c61f9SKrishna Gudipati struct bfi_uf_buf_post_s *uf_post_msg;
5480a36c61f9SKrishna Gudipati
5481a36c61f9SKrishna Gudipati uf_post_msg = bfa_reqq_next(ufm->bfa, BFA_REQQ_FCXP);
5482a36c61f9SKrishna Gudipati if (!uf_post_msg)
5483a36c61f9SKrishna Gudipati return BFA_STATUS_FAILED;
5484a36c61f9SKrishna Gudipati
54856a18b167SJing Huang memcpy(uf_post_msg, &ufm->uf_buf_posts[uf->uf_tag],
5486a36c61f9SKrishna Gudipati sizeof(struct bfi_uf_buf_post_s));
54873fd45980SKrishna Gudipati bfa_reqq_produce(ufm->bfa, BFA_REQQ_FCXP, uf_post_msg->mh);
5488a36c61f9SKrishna Gudipati
5489a36c61f9SKrishna Gudipati bfa_trc(ufm->bfa, uf->uf_tag);
5490a36c61f9SKrishna Gudipati
5491a36c61f9SKrishna Gudipati list_add_tail(&uf->qe, &ufm->uf_posted_q);
5492a36c61f9SKrishna Gudipati return BFA_STATUS_OK;
5493a36c61f9SKrishna Gudipati }
5494a36c61f9SKrishna Gudipati
5495a36c61f9SKrishna Gudipati static void
bfa_uf_post_all(struct bfa_uf_mod_s * uf_mod)5496a36c61f9SKrishna Gudipati bfa_uf_post_all(struct bfa_uf_mod_s *uf_mod)
5497a36c61f9SKrishna Gudipati {
5498a36c61f9SKrishna Gudipati struct bfa_uf_s *uf;
5499a36c61f9SKrishna Gudipati
5500a36c61f9SKrishna Gudipati while ((uf = bfa_uf_get(uf_mod)) != NULL) {
5501a36c61f9SKrishna Gudipati if (bfa_uf_post(uf_mod, uf) != BFA_STATUS_OK)
5502a36c61f9SKrishna Gudipati break;
5503a36c61f9SKrishna Gudipati }
5504a36c61f9SKrishna Gudipati }
5505a36c61f9SKrishna Gudipati
5506a36c61f9SKrishna Gudipati static void
uf_recv(struct bfa_s * bfa,struct bfi_uf_frm_rcvd_s * m)5507a36c61f9SKrishna Gudipati uf_recv(struct bfa_s *bfa, struct bfi_uf_frm_rcvd_s *m)
5508a36c61f9SKrishna Gudipati {
5509a36c61f9SKrishna Gudipati struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa);
5510a36c61f9SKrishna Gudipati u16 uf_tag = m->buf_tag;
5511a36c61f9SKrishna Gudipati struct bfa_uf_s *uf = &ufm->uf_list[uf_tag];
55124507025dSKrishna Gudipati struct bfa_uf_buf_s *uf_buf;
55134507025dSKrishna Gudipati uint8_t *buf;
5514a36c61f9SKrishna Gudipati
55154507025dSKrishna Gudipati uf_buf = (struct bfa_uf_buf_s *)
55164507025dSKrishna Gudipati bfa_mem_get_dmabuf_kva(ufm, uf_tag, uf->pb_len);
55174507025dSKrishna Gudipati buf = &uf_buf->d[0];
55184507025dSKrishna Gudipati
5519ba816ea8SJing Huang m->frm_len = be16_to_cpu(m->frm_len);
5520ba816ea8SJing Huang m->xfr_len = be16_to_cpu(m->xfr_len);
5521a36c61f9SKrishna Gudipati
5522a36c61f9SKrishna Gudipati list_del(&uf->qe); /* dequeue from posted queue */
5523a36c61f9SKrishna Gudipati
5524a36c61f9SKrishna Gudipati uf->data_ptr = buf;
5525a36c61f9SKrishna Gudipati uf->data_len = m->xfr_len;
5526a36c61f9SKrishna Gudipati
5527d4b671c5SJing Huang WARN_ON(uf->data_len < sizeof(struct fchs_s));
5528a36c61f9SKrishna Gudipati
5529a36c61f9SKrishna Gudipati if (uf->data_len == sizeof(struct fchs_s)) {
5530a36c61f9SKrishna Gudipati bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_UF, BFA_PL_EID_RX,
5531a36c61f9SKrishna Gudipati uf->data_len, (struct fchs_s *)buf);
5532a36c61f9SKrishna Gudipati } else {
5533a36c61f9SKrishna Gudipati u32 pld_w0 = *((u32 *) (buf + sizeof(struct fchs_s)));
5534a36c61f9SKrishna Gudipati bfa_plog_fchdr_and_pl(bfa->plog, BFA_PL_MID_HAL_UF,
5535a36c61f9SKrishna Gudipati BFA_PL_EID_RX, uf->data_len,
5536a36c61f9SKrishna Gudipati (struct fchs_s *)buf, pld_w0);
5537a36c61f9SKrishna Gudipati }
5538a36c61f9SKrishna Gudipati
5539a36c61f9SKrishna Gudipati if (bfa->fcs)
5540a36c61f9SKrishna Gudipati __bfa_cb_uf_recv(uf, BFA_TRUE);
5541a36c61f9SKrishna Gudipati else
5542a36c61f9SKrishna Gudipati bfa_cb_queue(bfa, &uf->hcb_qe, __bfa_cb_uf_recv, uf);
5543a36c61f9SKrishna Gudipati }
5544a36c61f9SKrishna Gudipati
5545c7c3524cSChristoph Hellwig void
bfa_uf_iocdisable(struct bfa_s * bfa)5546a36c61f9SKrishna Gudipati bfa_uf_iocdisable(struct bfa_s *bfa)
5547a36c61f9SKrishna Gudipati {
5548a36c61f9SKrishna Gudipati struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa);
5549a36c61f9SKrishna Gudipati struct bfa_uf_s *uf;
5550a36c61f9SKrishna Gudipati struct list_head *qe, *qen;
5551a36c61f9SKrishna Gudipati
55523fd45980SKrishna Gudipati /* Enqueue unused uf resources to free_q */
55533fd45980SKrishna Gudipati list_splice_tail_init(&ufm->uf_unused_q, &ufm->uf_free_q);
55543fd45980SKrishna Gudipati
5555a36c61f9SKrishna Gudipati list_for_each_safe(qe, qen, &ufm->uf_posted_q) {
5556a36c61f9SKrishna Gudipati uf = (struct bfa_uf_s *) qe;
5557a36c61f9SKrishna Gudipati list_del(&uf->qe);
5558a36c61f9SKrishna Gudipati bfa_uf_put(ufm, uf);
5559a36c61f9SKrishna Gudipati }
5560a36c61f9SKrishna Gudipati }
5561a36c61f9SKrishna Gudipati
5562c7c3524cSChristoph Hellwig void
bfa_uf_start(struct bfa_s * bfa)5563a36c61f9SKrishna Gudipati bfa_uf_start(struct bfa_s *bfa)
5564a36c61f9SKrishna Gudipati {
5565a36c61f9SKrishna Gudipati bfa_uf_post_all(BFA_UF_MOD(bfa));
5566a36c61f9SKrishna Gudipati }
5567a36c61f9SKrishna Gudipati
55685fbe25c7SJing Huang /*
556925985edcSLucas De Marchi * Register handler for all unsolicted receive frames.
5570a36c61f9SKrishna Gudipati *
5571a36c61f9SKrishna Gudipati * @param[in] bfa BFA instance
5572a36c61f9SKrishna Gudipati * @param[in] ufrecv receive handler function
5573a36c61f9SKrishna Gudipati * @param[in] cbarg receive handler arg
5574a36c61f9SKrishna Gudipati */
5575a36c61f9SKrishna Gudipati void
bfa_uf_recv_register(struct bfa_s * bfa,bfa_cb_uf_recv_t ufrecv,void * cbarg)5576a36c61f9SKrishna Gudipati bfa_uf_recv_register(struct bfa_s *bfa, bfa_cb_uf_recv_t ufrecv, void *cbarg)
5577a36c61f9SKrishna Gudipati {
5578a36c61f9SKrishna Gudipati struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa);
5579a36c61f9SKrishna Gudipati
5580a36c61f9SKrishna Gudipati ufm->ufrecv = ufrecv;
5581a36c61f9SKrishna Gudipati ufm->cbarg = cbarg;
5582a36c61f9SKrishna Gudipati }
5583a36c61f9SKrishna Gudipati
55845fbe25c7SJing Huang /*
5585a36c61f9SKrishna Gudipati * Free an unsolicited frame back to BFA.
5586a36c61f9SKrishna Gudipati *
5587a36c61f9SKrishna Gudipati * @param[in] uf unsolicited frame to be freed
5588a36c61f9SKrishna Gudipati *
5589a36c61f9SKrishna Gudipati * @return None
5590a36c61f9SKrishna Gudipati */
5591a36c61f9SKrishna Gudipati void
bfa_uf_free(struct bfa_uf_s * uf)5592a36c61f9SKrishna Gudipati bfa_uf_free(struct bfa_uf_s *uf)
5593a36c61f9SKrishna Gudipati {
5594a36c61f9SKrishna Gudipati bfa_uf_put(BFA_UF_MOD(uf->bfa), uf);
5595a36c61f9SKrishna Gudipati bfa_uf_post_all(BFA_UF_MOD(uf->bfa));
5596a36c61f9SKrishna Gudipati }
5597a36c61f9SKrishna Gudipati
5598a36c61f9SKrishna Gudipati
5599a36c61f9SKrishna Gudipati
56005fbe25c7SJing Huang /*
5601a36c61f9SKrishna Gudipati * uf_pub BFA uf module public functions
5602a36c61f9SKrishna Gudipati */
5603a36c61f9SKrishna Gudipati void
bfa_uf_isr(struct bfa_s * bfa,struct bfi_msg_s * msg)5604a36c61f9SKrishna Gudipati bfa_uf_isr(struct bfa_s *bfa, struct bfi_msg_s *msg)
5605a36c61f9SKrishna Gudipati {
5606a36c61f9SKrishna Gudipati bfa_trc(bfa, msg->mhdr.msg_id);
5607a36c61f9SKrishna Gudipati
5608a36c61f9SKrishna Gudipati switch (msg->mhdr.msg_id) {
5609a36c61f9SKrishna Gudipati case BFI_UF_I2H_FRM_RCVD:
5610a36c61f9SKrishna Gudipati uf_recv(bfa, (struct bfi_uf_frm_rcvd_s *) msg);
5611a36c61f9SKrishna Gudipati break;
5612a36c61f9SKrishna Gudipati
5613a36c61f9SKrishna Gudipati default:
5614a36c61f9SKrishna Gudipati bfa_trc(bfa, msg->mhdr.msg_id);
5615d4b671c5SJing Huang WARN_ON(1);
5616a36c61f9SKrishna Gudipati }
5617a36c61f9SKrishna Gudipati }
5618a36c61f9SKrishna Gudipati
56193fd45980SKrishna Gudipati void
bfa_uf_res_recfg(struct bfa_s * bfa,u16 num_uf_fw)56203fd45980SKrishna Gudipati bfa_uf_res_recfg(struct bfa_s *bfa, u16 num_uf_fw)
56213fd45980SKrishna Gudipati {
56223fd45980SKrishna Gudipati struct bfa_uf_mod_s *mod = BFA_UF_MOD(bfa);
56233fd45980SKrishna Gudipati struct list_head *qe;
56243fd45980SKrishna Gudipati int i;
5625a36c61f9SKrishna Gudipati
56263fd45980SKrishna Gudipati for (i = 0; i < (mod->num_ufs - num_uf_fw); i++) {
56273fd45980SKrishna Gudipati bfa_q_deq_tail(&mod->uf_free_q, &qe);
56283fd45980SKrishna Gudipati list_add_tail(qe, &mod->uf_unused_q);
56293fd45980SKrishna Gudipati }
56303fd45980SKrishna Gudipati }
56313d7fc66dSKrishna Gudipati
56323d7fc66dSKrishna Gudipati /*
5633e353546eSKrishna Gudipati * Dport forward declaration
5634e353546eSKrishna Gudipati */
5635e353546eSKrishna Gudipati
56361a898a79SVijaya Mohan Guvva enum bfa_dport_test_state_e {
56371a898a79SVijaya Mohan Guvva BFA_DPORT_ST_DISABLED = 0, /*!< dport is disabled */
56381a898a79SVijaya Mohan Guvva BFA_DPORT_ST_INP = 1, /*!< test in progress */
56391a898a79SVijaya Mohan Guvva BFA_DPORT_ST_COMP = 2, /*!< test complete successfully */
56401a898a79SVijaya Mohan Guvva BFA_DPORT_ST_NO_SFP = 3, /*!< sfp is not present */
56411a898a79SVijaya Mohan Guvva BFA_DPORT_ST_NOTSTART = 4, /*!< test not start dport is enabled */
56421a898a79SVijaya Mohan Guvva };
56431a898a79SVijaya Mohan Guvva
5644e353546eSKrishna Gudipati /*
5645e353546eSKrishna Gudipati * BFA DPORT state machine events
5646e353546eSKrishna Gudipati */
5647e353546eSKrishna Gudipati enum bfa_dport_sm_event {
5648e353546eSKrishna Gudipati BFA_DPORT_SM_ENABLE = 1, /* dport enable event */
5649e353546eSKrishna Gudipati BFA_DPORT_SM_DISABLE = 2, /* dport disable event */
5650e353546eSKrishna Gudipati BFA_DPORT_SM_FWRSP = 3, /* fw enable/disable rsp */
5651e353546eSKrishna Gudipati BFA_DPORT_SM_QRESUME = 4, /* CQ space available */
5652e353546eSKrishna Gudipati BFA_DPORT_SM_HWFAIL = 5, /* IOC h/w failure */
56531a898a79SVijaya Mohan Guvva BFA_DPORT_SM_START = 6, /* re-start dport test */
56541a898a79SVijaya Mohan Guvva BFA_DPORT_SM_REQFAIL = 7, /* request failure */
56551a898a79SVijaya Mohan Guvva BFA_DPORT_SM_SCN = 8, /* state change notify frm fw */
5656e353546eSKrishna Gudipati };
5657e353546eSKrishna Gudipati
5658e353546eSKrishna Gudipati static void bfa_dport_sm_disabled(struct bfa_dport_s *dport,
5659e353546eSKrishna Gudipati enum bfa_dport_sm_event event);
5660e353546eSKrishna Gudipati static void bfa_dport_sm_enabling_qwait(struct bfa_dport_s *dport,
5661e353546eSKrishna Gudipati enum bfa_dport_sm_event event);
5662e353546eSKrishna Gudipati static void bfa_dport_sm_enabling(struct bfa_dport_s *dport,
5663e353546eSKrishna Gudipati enum bfa_dport_sm_event event);
5664e353546eSKrishna Gudipati static void bfa_dport_sm_enabled(struct bfa_dport_s *dport,
5665e353546eSKrishna Gudipati enum bfa_dport_sm_event event);
5666e353546eSKrishna Gudipati static void bfa_dport_sm_disabling_qwait(struct bfa_dport_s *dport,
5667e353546eSKrishna Gudipati enum bfa_dport_sm_event event);
5668e353546eSKrishna Gudipati static void bfa_dport_sm_disabling(struct bfa_dport_s *dport,
5669e353546eSKrishna Gudipati enum bfa_dport_sm_event event);
56701a898a79SVijaya Mohan Guvva static void bfa_dport_sm_starting_qwait(struct bfa_dport_s *dport,
56711a898a79SVijaya Mohan Guvva enum bfa_dport_sm_event event);
56721a898a79SVijaya Mohan Guvva static void bfa_dport_sm_starting(struct bfa_dport_s *dport,
56731a898a79SVijaya Mohan Guvva enum bfa_dport_sm_event event);
56741a898a79SVijaya Mohan Guvva static void bfa_dport_sm_dynamic_disabling(struct bfa_dport_s *dport,
56751a898a79SVijaya Mohan Guvva enum bfa_dport_sm_event event);
56761a898a79SVijaya Mohan Guvva static void bfa_dport_sm_dynamic_disabling_qwait(struct bfa_dport_s *dport,
56771a898a79SVijaya Mohan Guvva enum bfa_dport_sm_event event);
5678e353546eSKrishna Gudipati static void bfa_dport_qresume(void *cbarg);
5679e353546eSKrishna Gudipati static void bfa_dport_req_comp(struct bfa_dport_s *dport,
56801a898a79SVijaya Mohan Guvva struct bfi_diag_dport_rsp_s *msg);
56811a898a79SVijaya Mohan Guvva static void bfa_dport_scn(struct bfa_dport_s *dport,
56821a898a79SVijaya Mohan Guvva struct bfi_diag_dport_scn_s *msg);
5683e353546eSKrishna Gudipati
5684e353546eSKrishna Gudipati /*
56853d7fc66dSKrishna Gudipati * BFA fcdiag module
56863d7fc66dSKrishna Gudipati */
56873d7fc66dSKrishna Gudipati #define BFA_DIAG_QTEST_TOV 1000 /* msec */
56883d7fc66dSKrishna Gudipati
56893d7fc66dSKrishna Gudipati /*
56903d7fc66dSKrishna Gudipati * Set port status to busy
56913d7fc66dSKrishna Gudipati */
56923d7fc66dSKrishna Gudipati static void
bfa_fcdiag_set_busy_status(struct bfa_fcdiag_s * fcdiag)56933d7fc66dSKrishna Gudipati bfa_fcdiag_set_busy_status(struct bfa_fcdiag_s *fcdiag)
56943d7fc66dSKrishna Gudipati {
56953d7fc66dSKrishna Gudipati struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(fcdiag->bfa);
56963d7fc66dSKrishna Gudipati
56973d7fc66dSKrishna Gudipati if (fcdiag->lb.lock)
56983d7fc66dSKrishna Gudipati fcport->diag_busy = BFA_TRUE;
56993d7fc66dSKrishna Gudipati else
57003d7fc66dSKrishna Gudipati fcport->diag_busy = BFA_FALSE;
57013d7fc66dSKrishna Gudipati }
57023d7fc66dSKrishna Gudipati
5703c7c3524cSChristoph Hellwig void
bfa_fcdiag_attach(struct bfa_s * bfa,void * bfad,struct bfa_iocfc_cfg_s * cfg,struct bfa_pcidev_s * pcidev)57043d7fc66dSKrishna Gudipati bfa_fcdiag_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
57053d7fc66dSKrishna Gudipati struct bfa_pcidev_s *pcidev)
57063d7fc66dSKrishna Gudipati {
57073d7fc66dSKrishna Gudipati struct bfa_fcdiag_s *fcdiag = BFA_FCDIAG_MOD(bfa);
5708e353546eSKrishna Gudipati struct bfa_dport_s *dport = &fcdiag->dport;
5709e353546eSKrishna Gudipati
57103d7fc66dSKrishna Gudipati fcdiag->bfa = bfa;
57113d7fc66dSKrishna Gudipati fcdiag->trcmod = bfa->trcmod;
57123d7fc66dSKrishna Gudipati /* The common DIAG attach bfa_diag_attach() will do all memory claim */
5713e353546eSKrishna Gudipati dport->bfa = bfa;
5714e353546eSKrishna Gudipati bfa_sm_set_state(dport, bfa_dport_sm_disabled);
5715e353546eSKrishna Gudipati bfa_reqq_winit(&dport->reqq_wait, bfa_dport_qresume, dport);
5716e353546eSKrishna Gudipati dport->cbfn = NULL;
5717e353546eSKrishna Gudipati dport->cbarg = NULL;
57181a898a79SVijaya Mohan Guvva dport->test_state = BFA_DPORT_ST_DISABLED;
57191a898a79SVijaya Mohan Guvva memset(&dport->result, 0, sizeof(struct bfa_diag_dport_result_s));
57203d7fc66dSKrishna Gudipati }
57213d7fc66dSKrishna Gudipati
5722c7c3524cSChristoph Hellwig void
bfa_fcdiag_iocdisable(struct bfa_s * bfa)57233d7fc66dSKrishna Gudipati bfa_fcdiag_iocdisable(struct bfa_s *bfa)
57243d7fc66dSKrishna Gudipati {
57253d7fc66dSKrishna Gudipati struct bfa_fcdiag_s *fcdiag = BFA_FCDIAG_MOD(bfa);
5726e353546eSKrishna Gudipati struct bfa_dport_s *dport = &fcdiag->dport;
5727e353546eSKrishna Gudipati
57283d7fc66dSKrishna Gudipati bfa_trc(fcdiag, fcdiag->lb.lock);
57293d7fc66dSKrishna Gudipati if (fcdiag->lb.lock) {
57303d7fc66dSKrishna Gudipati fcdiag->lb.status = BFA_STATUS_IOC_FAILURE;
57313d7fc66dSKrishna Gudipati fcdiag->lb.cbfn(fcdiag->lb.cbarg, fcdiag->lb.status);
57323d7fc66dSKrishna Gudipati fcdiag->lb.lock = 0;
57333d7fc66dSKrishna Gudipati bfa_fcdiag_set_busy_status(fcdiag);
57343d7fc66dSKrishna Gudipati }
5735e353546eSKrishna Gudipati
5736e353546eSKrishna Gudipati bfa_sm_send_event(dport, BFA_DPORT_SM_HWFAIL);
57373d7fc66dSKrishna Gudipati }
57383d7fc66dSKrishna Gudipati
57393d7fc66dSKrishna Gudipati static void
bfa_fcdiag_queuetest_timeout(void * cbarg)57403d7fc66dSKrishna Gudipati bfa_fcdiag_queuetest_timeout(void *cbarg)
57413d7fc66dSKrishna Gudipati {
57423d7fc66dSKrishna Gudipati struct bfa_fcdiag_s *fcdiag = cbarg;
57433d7fc66dSKrishna Gudipati struct bfa_diag_qtest_result_s *res = fcdiag->qtest.result;
57443d7fc66dSKrishna Gudipati
57453d7fc66dSKrishna Gudipati bfa_trc(fcdiag, fcdiag->qtest.all);
57463d7fc66dSKrishna Gudipati bfa_trc(fcdiag, fcdiag->qtest.count);
57473d7fc66dSKrishna Gudipati
57483d7fc66dSKrishna Gudipati fcdiag->qtest.timer_active = 0;
57493d7fc66dSKrishna Gudipati
57503d7fc66dSKrishna Gudipati res->status = BFA_STATUS_ETIMER;
57513d7fc66dSKrishna Gudipati res->count = QTEST_CNT_DEFAULT - fcdiag->qtest.count;
57523d7fc66dSKrishna Gudipati if (fcdiag->qtest.all)
57533d7fc66dSKrishna Gudipati res->queue = fcdiag->qtest.all;
57543d7fc66dSKrishna Gudipati
57553d7fc66dSKrishna Gudipati bfa_trc(fcdiag, BFA_STATUS_ETIMER);
57563d7fc66dSKrishna Gudipati fcdiag->qtest.status = BFA_STATUS_ETIMER;
57573d7fc66dSKrishna Gudipati fcdiag->qtest.cbfn(fcdiag->qtest.cbarg, fcdiag->qtest.status);
57583d7fc66dSKrishna Gudipati fcdiag->qtest.lock = 0;
57593d7fc66dSKrishna Gudipati }
57603d7fc66dSKrishna Gudipati
57613d7fc66dSKrishna Gudipati static bfa_status_t
bfa_fcdiag_queuetest_send(struct bfa_fcdiag_s * fcdiag)57623d7fc66dSKrishna Gudipati bfa_fcdiag_queuetest_send(struct bfa_fcdiag_s *fcdiag)
57633d7fc66dSKrishna Gudipati {
57643d7fc66dSKrishna Gudipati u32 i;
57653d7fc66dSKrishna Gudipati struct bfi_diag_qtest_req_s *req;
57663d7fc66dSKrishna Gudipati
57673d7fc66dSKrishna Gudipati req = bfa_reqq_next(fcdiag->bfa, fcdiag->qtest.queue);
57683d7fc66dSKrishna Gudipati if (!req)
57693d7fc66dSKrishna Gudipati return BFA_STATUS_DEVBUSY;
57703d7fc66dSKrishna Gudipati
57713d7fc66dSKrishna Gudipati /* build host command */
57723d7fc66dSKrishna Gudipati bfi_h2i_set(req->mh, BFI_MC_DIAG, BFI_DIAG_H2I_QTEST,
57733d7fc66dSKrishna Gudipati bfa_fn_lpu(fcdiag->bfa));
57743d7fc66dSKrishna Gudipati
57753d7fc66dSKrishna Gudipati for (i = 0; i < BFI_LMSG_PL_WSZ; i++)
57763d7fc66dSKrishna Gudipati req->data[i] = QTEST_PAT_DEFAULT;
57773d7fc66dSKrishna Gudipati
57783d7fc66dSKrishna Gudipati bfa_trc(fcdiag, fcdiag->qtest.queue);
57793d7fc66dSKrishna Gudipati /* ring door bell */
57803d7fc66dSKrishna Gudipati bfa_reqq_produce(fcdiag->bfa, fcdiag->qtest.queue, req->mh);
57813d7fc66dSKrishna Gudipati return BFA_STATUS_OK;
57823d7fc66dSKrishna Gudipati }
57833d7fc66dSKrishna Gudipati
57843d7fc66dSKrishna Gudipati static void
bfa_fcdiag_queuetest_comp(struct bfa_fcdiag_s * fcdiag,bfi_diag_qtest_rsp_t * rsp)57853d7fc66dSKrishna Gudipati bfa_fcdiag_queuetest_comp(struct bfa_fcdiag_s *fcdiag,
57863d7fc66dSKrishna Gudipati bfi_diag_qtest_rsp_t *rsp)
57873d7fc66dSKrishna Gudipati {
57883d7fc66dSKrishna Gudipati struct bfa_diag_qtest_result_s *res = fcdiag->qtest.result;
57893d7fc66dSKrishna Gudipati bfa_status_t status = BFA_STATUS_OK;
57903d7fc66dSKrishna Gudipati int i;
57913d7fc66dSKrishna Gudipati
57923d7fc66dSKrishna Gudipati /* Check timer, should still be active */
57933d7fc66dSKrishna Gudipati if (!fcdiag->qtest.timer_active) {
57943d7fc66dSKrishna Gudipati bfa_trc(fcdiag, fcdiag->qtest.timer_active);
57953d7fc66dSKrishna Gudipati return;
57963d7fc66dSKrishna Gudipati }
57973d7fc66dSKrishna Gudipati
57983d7fc66dSKrishna Gudipati /* update count */
57993d7fc66dSKrishna Gudipati fcdiag->qtest.count--;
58003d7fc66dSKrishna Gudipati
58013d7fc66dSKrishna Gudipati /* Check result */
58023d7fc66dSKrishna Gudipati for (i = 0; i < BFI_LMSG_PL_WSZ; i++) {
58033d7fc66dSKrishna Gudipati if (rsp->data[i] != ~(QTEST_PAT_DEFAULT)) {
58043d7fc66dSKrishna Gudipati res->status = BFA_STATUS_DATACORRUPTED;
58053d7fc66dSKrishna Gudipati break;
58063d7fc66dSKrishna Gudipati }
58073d7fc66dSKrishna Gudipati }
58083d7fc66dSKrishna Gudipati
58093d7fc66dSKrishna Gudipati if (res->status == BFA_STATUS_OK) {
58103d7fc66dSKrishna Gudipati if (fcdiag->qtest.count > 0) {
58113d7fc66dSKrishna Gudipati status = bfa_fcdiag_queuetest_send(fcdiag);
58123d7fc66dSKrishna Gudipati if (status == BFA_STATUS_OK)
58133d7fc66dSKrishna Gudipati return;
58143d7fc66dSKrishna Gudipati else
58153d7fc66dSKrishna Gudipati res->status = status;
58163d7fc66dSKrishna Gudipati } else if (fcdiag->qtest.all > 0 &&
58173d7fc66dSKrishna Gudipati fcdiag->qtest.queue < (BFI_IOC_MAX_CQS - 1)) {
58183d7fc66dSKrishna Gudipati fcdiag->qtest.count = QTEST_CNT_DEFAULT;
58193d7fc66dSKrishna Gudipati fcdiag->qtest.queue++;
58203d7fc66dSKrishna Gudipati status = bfa_fcdiag_queuetest_send(fcdiag);
58213d7fc66dSKrishna Gudipati if (status == BFA_STATUS_OK)
58223d7fc66dSKrishna Gudipati return;
58233d7fc66dSKrishna Gudipati else
58243d7fc66dSKrishna Gudipati res->status = status;
58253d7fc66dSKrishna Gudipati }
58263d7fc66dSKrishna Gudipati }
58273d7fc66dSKrishna Gudipati
58283d7fc66dSKrishna Gudipati /* Stop timer when we comp all queue */
58293d7fc66dSKrishna Gudipati if (fcdiag->qtest.timer_active) {
58303d7fc66dSKrishna Gudipati bfa_timer_stop(&fcdiag->qtest.timer);
58313d7fc66dSKrishna Gudipati fcdiag->qtest.timer_active = 0;
58323d7fc66dSKrishna Gudipati }
58333d7fc66dSKrishna Gudipati res->queue = fcdiag->qtest.queue;
58343d7fc66dSKrishna Gudipati res->count = QTEST_CNT_DEFAULT - fcdiag->qtest.count;
58353d7fc66dSKrishna Gudipati bfa_trc(fcdiag, res->count);
58363d7fc66dSKrishna Gudipati bfa_trc(fcdiag, res->status);
58373d7fc66dSKrishna Gudipati fcdiag->qtest.status = res->status;
58383d7fc66dSKrishna Gudipati fcdiag->qtest.cbfn(fcdiag->qtest.cbarg, fcdiag->qtest.status);
58393d7fc66dSKrishna Gudipati fcdiag->qtest.lock = 0;
58403d7fc66dSKrishna Gudipati }
58413d7fc66dSKrishna Gudipati
58423d7fc66dSKrishna Gudipati static void
bfa_fcdiag_loopback_comp(struct bfa_fcdiag_s * fcdiag,struct bfi_diag_lb_rsp_s * rsp)58433d7fc66dSKrishna Gudipati bfa_fcdiag_loopback_comp(struct bfa_fcdiag_s *fcdiag,
58443d7fc66dSKrishna Gudipati struct bfi_diag_lb_rsp_s *rsp)
58453d7fc66dSKrishna Gudipati {
58463d7fc66dSKrishna Gudipati struct bfa_diag_loopback_result_s *res = fcdiag->lb.result;
58473d7fc66dSKrishna Gudipati
58483d7fc66dSKrishna Gudipati res->numtxmfrm = be32_to_cpu(rsp->res.numtxmfrm);
58493d7fc66dSKrishna Gudipati res->numosffrm = be32_to_cpu(rsp->res.numosffrm);
58503d7fc66dSKrishna Gudipati res->numrcvfrm = be32_to_cpu(rsp->res.numrcvfrm);
58513d7fc66dSKrishna Gudipati res->badfrminf = be32_to_cpu(rsp->res.badfrminf);
58523d7fc66dSKrishna Gudipati res->badfrmnum = be32_to_cpu(rsp->res.badfrmnum);
58533d7fc66dSKrishna Gudipati res->status = rsp->res.status;
58543d7fc66dSKrishna Gudipati fcdiag->lb.status = rsp->res.status;
58553d7fc66dSKrishna Gudipati bfa_trc(fcdiag, fcdiag->lb.status);
58563d7fc66dSKrishna Gudipati fcdiag->lb.cbfn(fcdiag->lb.cbarg, fcdiag->lb.status);
58573d7fc66dSKrishna Gudipati fcdiag->lb.lock = 0;
58583d7fc66dSKrishna Gudipati bfa_fcdiag_set_busy_status(fcdiag);
58593d7fc66dSKrishna Gudipati }
58603d7fc66dSKrishna Gudipati
58613d7fc66dSKrishna Gudipati static bfa_status_t
bfa_fcdiag_loopback_send(struct bfa_fcdiag_s * fcdiag,struct bfa_diag_loopback_s * loopback)58623d7fc66dSKrishna Gudipati bfa_fcdiag_loopback_send(struct bfa_fcdiag_s *fcdiag,
58633d7fc66dSKrishna Gudipati struct bfa_diag_loopback_s *loopback)
58643d7fc66dSKrishna Gudipati {
58653d7fc66dSKrishna Gudipati struct bfi_diag_lb_req_s *lb_req;
58663d7fc66dSKrishna Gudipati
58673d7fc66dSKrishna Gudipati lb_req = bfa_reqq_next(fcdiag->bfa, BFA_REQQ_DIAG);
58683d7fc66dSKrishna Gudipati if (!lb_req)
58693d7fc66dSKrishna Gudipati return BFA_STATUS_DEVBUSY;
58703d7fc66dSKrishna Gudipati
58713d7fc66dSKrishna Gudipati /* build host command */
58723d7fc66dSKrishna Gudipati bfi_h2i_set(lb_req->mh, BFI_MC_DIAG, BFI_DIAG_H2I_LOOPBACK,
58733d7fc66dSKrishna Gudipati bfa_fn_lpu(fcdiag->bfa));
58743d7fc66dSKrishna Gudipati
58753d7fc66dSKrishna Gudipati lb_req->lb_mode = loopback->lb_mode;
58763d7fc66dSKrishna Gudipati lb_req->speed = loopback->speed;
58773d7fc66dSKrishna Gudipati lb_req->loopcnt = loopback->loopcnt;
58783d7fc66dSKrishna Gudipati lb_req->pattern = loopback->pattern;
58793d7fc66dSKrishna Gudipati
58803d7fc66dSKrishna Gudipati /* ring door bell */
58813d7fc66dSKrishna Gudipati bfa_reqq_produce(fcdiag->bfa, BFA_REQQ_DIAG, lb_req->mh);
58823d7fc66dSKrishna Gudipati
58833d7fc66dSKrishna Gudipati bfa_trc(fcdiag, loopback->lb_mode);
58843d7fc66dSKrishna Gudipati bfa_trc(fcdiag, loopback->speed);
58853d7fc66dSKrishna Gudipati bfa_trc(fcdiag, loopback->loopcnt);
58863d7fc66dSKrishna Gudipati bfa_trc(fcdiag, loopback->pattern);
58873d7fc66dSKrishna Gudipati return BFA_STATUS_OK;
58883d7fc66dSKrishna Gudipati }
58893d7fc66dSKrishna Gudipati
58903d7fc66dSKrishna Gudipati /*
58913d7fc66dSKrishna Gudipati * cpe/rme intr handler
58923d7fc66dSKrishna Gudipati */
58933d7fc66dSKrishna Gudipati void
bfa_fcdiag_intr(struct bfa_s * bfa,struct bfi_msg_s * msg)58943d7fc66dSKrishna Gudipati bfa_fcdiag_intr(struct bfa_s *bfa, struct bfi_msg_s *msg)
58953d7fc66dSKrishna Gudipati {
58963d7fc66dSKrishna Gudipati struct bfa_fcdiag_s *fcdiag = BFA_FCDIAG_MOD(bfa);
58973d7fc66dSKrishna Gudipati
58983d7fc66dSKrishna Gudipati switch (msg->mhdr.msg_id) {
58993d7fc66dSKrishna Gudipati case BFI_DIAG_I2H_LOOPBACK:
59003d7fc66dSKrishna Gudipati bfa_fcdiag_loopback_comp(fcdiag,
59013d7fc66dSKrishna Gudipati (struct bfi_diag_lb_rsp_s *) msg);
59023d7fc66dSKrishna Gudipati break;
59033d7fc66dSKrishna Gudipati case BFI_DIAG_I2H_QTEST:
59043d7fc66dSKrishna Gudipati bfa_fcdiag_queuetest_comp(fcdiag, (bfi_diag_qtest_rsp_t *)msg);
59053d7fc66dSKrishna Gudipati break;
5906e353546eSKrishna Gudipati case BFI_DIAG_I2H_DPORT:
59071a898a79SVijaya Mohan Guvva bfa_dport_req_comp(&fcdiag->dport,
59081a898a79SVijaya Mohan Guvva (struct bfi_diag_dport_rsp_s *)msg);
59091a898a79SVijaya Mohan Guvva break;
59101a898a79SVijaya Mohan Guvva case BFI_DIAG_I2H_DPORT_SCN:
59111a898a79SVijaya Mohan Guvva bfa_dport_scn(&fcdiag->dport,
59121a898a79SVijaya Mohan Guvva (struct bfi_diag_dport_scn_s *)msg);
5913e353546eSKrishna Gudipati break;
59143d7fc66dSKrishna Gudipati default:
59153d7fc66dSKrishna Gudipati bfa_trc(fcdiag, msg->mhdr.msg_id);
59163d7fc66dSKrishna Gudipati WARN_ON(1);
59173d7fc66dSKrishna Gudipati }
59183d7fc66dSKrishna Gudipati }
59193d7fc66dSKrishna Gudipati
59203d7fc66dSKrishna Gudipati /*
59213d7fc66dSKrishna Gudipati * Loopback test
59223d7fc66dSKrishna Gudipati *
59233d7fc66dSKrishna Gudipati * @param[in] *bfa - bfa data struct
59243d7fc66dSKrishna Gudipati * @param[in] opmode - port operation mode
59253d7fc66dSKrishna Gudipati * @param[in] speed - port speed
59263d7fc66dSKrishna Gudipati * @param[in] lpcnt - loop count
59273d7fc66dSKrishna Gudipati * @param[in] pat - pattern to build packet
59283d7fc66dSKrishna Gudipati * @param[in] *result - pt to bfa_diag_loopback_result_t data struct
59293d7fc66dSKrishna Gudipati * @param[in] cbfn - callback function
59303d7fc66dSKrishna Gudipati * @param[in] cbarg - callback functioin arg
59313d7fc66dSKrishna Gudipati *
59323d7fc66dSKrishna Gudipati * @param[out]
59333d7fc66dSKrishna Gudipati */
59343d7fc66dSKrishna Gudipati bfa_status_t
bfa_fcdiag_loopback(struct bfa_s * bfa,enum bfa_port_opmode opmode,enum bfa_port_speed speed,u32 lpcnt,u32 pat,struct bfa_diag_loopback_result_s * result,bfa_cb_diag_t cbfn,void * cbarg)59353d7fc66dSKrishna Gudipati bfa_fcdiag_loopback(struct bfa_s *bfa, enum bfa_port_opmode opmode,
59363d7fc66dSKrishna Gudipati enum bfa_port_speed speed, u32 lpcnt, u32 pat,
59373d7fc66dSKrishna Gudipati struct bfa_diag_loopback_result_s *result, bfa_cb_diag_t cbfn,
59383d7fc66dSKrishna Gudipati void *cbarg)
59393d7fc66dSKrishna Gudipati {
59403d7fc66dSKrishna Gudipati struct bfa_diag_loopback_s loopback;
59413d7fc66dSKrishna Gudipati struct bfa_port_attr_s attr;
59423d7fc66dSKrishna Gudipati bfa_status_t status;
59433d7fc66dSKrishna Gudipati struct bfa_fcdiag_s *fcdiag = BFA_FCDIAG_MOD(bfa);
59443d7fc66dSKrishna Gudipati
59453d7fc66dSKrishna Gudipati if (!bfa_iocfc_is_operational(bfa))
59463d7fc66dSKrishna Gudipati return BFA_STATUS_IOC_NON_OP;
59473d7fc66dSKrishna Gudipati
59483d7fc66dSKrishna Gudipati /* if port is PBC disabled, return error */
59493d7fc66dSKrishna Gudipati if (bfa_fcport_is_pbcdisabled(bfa)) {
59503d7fc66dSKrishna Gudipati bfa_trc(fcdiag, BFA_STATUS_PBC);
59513d7fc66dSKrishna Gudipati return BFA_STATUS_PBC;
59523d7fc66dSKrishna Gudipati }
59533d7fc66dSKrishna Gudipati
59543d7fc66dSKrishna Gudipati if (bfa_fcport_is_disabled(bfa) == BFA_FALSE) {
59553d7fc66dSKrishna Gudipati bfa_trc(fcdiag, opmode);
59563d7fc66dSKrishna Gudipati return BFA_STATUS_PORT_NOT_DISABLED;
59573d7fc66dSKrishna Gudipati }
59583d7fc66dSKrishna Gudipati
5959fb778b06SKrishna Gudipati /*
5960fb778b06SKrishna Gudipati * Check if input speed is supported by the port mode
5961fb778b06SKrishna Gudipati */
5962fb778b06SKrishna Gudipati if (bfa_ioc_get_type(&bfa->ioc) == BFA_IOC_TYPE_FC) {
5963fb778b06SKrishna Gudipati if (!(speed == BFA_PORT_SPEED_1GBPS ||
5964fb778b06SKrishna Gudipati speed == BFA_PORT_SPEED_2GBPS ||
5965fb778b06SKrishna Gudipati speed == BFA_PORT_SPEED_4GBPS ||
5966fb778b06SKrishna Gudipati speed == BFA_PORT_SPEED_8GBPS ||
5967fb778b06SKrishna Gudipati speed == BFA_PORT_SPEED_16GBPS ||
5968fb778b06SKrishna Gudipati speed == BFA_PORT_SPEED_AUTO)) {
5969fb778b06SKrishna Gudipati bfa_trc(fcdiag, speed);
5970fb778b06SKrishna Gudipati return BFA_STATUS_UNSUPP_SPEED;
5971fb778b06SKrishna Gudipati }
59723d7fc66dSKrishna Gudipati bfa_fcport_get_attr(bfa, &attr);
59733d7fc66dSKrishna Gudipati bfa_trc(fcdiag, attr.speed_supported);
59743d7fc66dSKrishna Gudipati if (speed > attr.speed_supported)
59753d7fc66dSKrishna Gudipati return BFA_STATUS_UNSUPP_SPEED;
5976fb778b06SKrishna Gudipati } else {
5977fb778b06SKrishna Gudipati if (speed != BFA_PORT_SPEED_10GBPS) {
5978fb778b06SKrishna Gudipati bfa_trc(fcdiag, speed);
5979fb778b06SKrishna Gudipati return BFA_STATUS_UNSUPP_SPEED;
5980fb778b06SKrishna Gudipati }
5981fb778b06SKrishna Gudipati }
59823d7fc66dSKrishna Gudipati
5983e353546eSKrishna Gudipati /*
5984e353546eSKrishna Gudipati * For CT2, 1G is not supported
5985e353546eSKrishna Gudipati */
5986e353546eSKrishna Gudipati if ((speed == BFA_PORT_SPEED_1GBPS) &&
5987e353546eSKrishna Gudipati (bfa_asic_id_ct2(bfa->ioc.pcidev.device_id))) {
5988e353546eSKrishna Gudipati bfa_trc(fcdiag, speed);
5989e353546eSKrishna Gudipati return BFA_STATUS_UNSUPP_SPEED;
5990e353546eSKrishna Gudipati }
5991e353546eSKrishna Gudipati
59923d7fc66dSKrishna Gudipati /* For Mezz card, port speed entered needs to be checked */
59933d7fc66dSKrishna Gudipati if (bfa_mfg_is_mezz(bfa->ioc.attr->card_type)) {
59943d7fc66dSKrishna Gudipati if (bfa_ioc_get_type(&bfa->ioc) == BFA_IOC_TYPE_FC) {
59953d7fc66dSKrishna Gudipati if (!(speed == BFA_PORT_SPEED_1GBPS ||
59963d7fc66dSKrishna Gudipati speed == BFA_PORT_SPEED_2GBPS ||
59973d7fc66dSKrishna Gudipati speed == BFA_PORT_SPEED_4GBPS ||
59983d7fc66dSKrishna Gudipati speed == BFA_PORT_SPEED_8GBPS ||
59993d7fc66dSKrishna Gudipati speed == BFA_PORT_SPEED_16GBPS ||
60003d7fc66dSKrishna Gudipati speed == BFA_PORT_SPEED_AUTO))
60013d7fc66dSKrishna Gudipati return BFA_STATUS_UNSUPP_SPEED;
60023d7fc66dSKrishna Gudipati } else {
60033d7fc66dSKrishna Gudipati if (speed != BFA_PORT_SPEED_10GBPS)
60043d7fc66dSKrishna Gudipati return BFA_STATUS_UNSUPP_SPEED;
60053d7fc66dSKrishna Gudipati }
60063d7fc66dSKrishna Gudipati }
60071a898a79SVijaya Mohan Guvva /* check to see if fcport is dport */
60081a898a79SVijaya Mohan Guvva if (bfa_fcport_is_dport(bfa)) {
60091a898a79SVijaya Mohan Guvva bfa_trc(fcdiag, fcdiag->lb.lock);
60101a898a79SVijaya Mohan Guvva return BFA_STATUS_DPORT_ENABLED;
60111a898a79SVijaya Mohan Guvva }
60123d7fc66dSKrishna Gudipati /* check to see if there is another destructive diag cmd running */
60133d7fc66dSKrishna Gudipati if (fcdiag->lb.lock) {
60143d7fc66dSKrishna Gudipati bfa_trc(fcdiag, fcdiag->lb.lock);
60153d7fc66dSKrishna Gudipati return BFA_STATUS_DEVBUSY;
60163d7fc66dSKrishna Gudipati }
60173d7fc66dSKrishna Gudipati
60183d7fc66dSKrishna Gudipati fcdiag->lb.lock = 1;
60193d7fc66dSKrishna Gudipati loopback.lb_mode = opmode;
60203d7fc66dSKrishna Gudipati loopback.speed = speed;
60213d7fc66dSKrishna Gudipati loopback.loopcnt = lpcnt;
60223d7fc66dSKrishna Gudipati loopback.pattern = pat;
60233d7fc66dSKrishna Gudipati fcdiag->lb.result = result;
60243d7fc66dSKrishna Gudipati fcdiag->lb.cbfn = cbfn;
60253d7fc66dSKrishna Gudipati fcdiag->lb.cbarg = cbarg;
60263d7fc66dSKrishna Gudipati memset(result, 0, sizeof(struct bfa_diag_loopback_result_s));
60273d7fc66dSKrishna Gudipati bfa_fcdiag_set_busy_status(fcdiag);
60283d7fc66dSKrishna Gudipati
60293d7fc66dSKrishna Gudipati /* Send msg to fw */
60303d7fc66dSKrishna Gudipati status = bfa_fcdiag_loopback_send(fcdiag, &loopback);
60313d7fc66dSKrishna Gudipati return status;
60323d7fc66dSKrishna Gudipati }
60333d7fc66dSKrishna Gudipati
60343d7fc66dSKrishna Gudipati /*
60353d7fc66dSKrishna Gudipati * DIAG queue test command
60363d7fc66dSKrishna Gudipati *
60373d7fc66dSKrishna Gudipati * @param[in] *bfa - bfa data struct
60383d7fc66dSKrishna Gudipati * @param[in] force - 1: don't do ioc op checking
60393d7fc66dSKrishna Gudipati * @param[in] queue - queue no. to test
60403d7fc66dSKrishna Gudipati * @param[in] *result - pt to bfa_diag_qtest_result_t data struct
60413d7fc66dSKrishna Gudipati * @param[in] cbfn - callback function
60423d7fc66dSKrishna Gudipati * @param[in] *cbarg - callback functioin arg
60433d7fc66dSKrishna Gudipati *
60443d7fc66dSKrishna Gudipati * @param[out]
60453d7fc66dSKrishna Gudipati */
60463d7fc66dSKrishna Gudipati bfa_status_t
bfa_fcdiag_queuetest(struct bfa_s * bfa,u32 force,u32 queue,struct bfa_diag_qtest_result_s * result,bfa_cb_diag_t cbfn,void * cbarg)60473d7fc66dSKrishna Gudipati bfa_fcdiag_queuetest(struct bfa_s *bfa, u32 force, u32 queue,
60483d7fc66dSKrishna Gudipati struct bfa_diag_qtest_result_s *result, bfa_cb_diag_t cbfn,
60493d7fc66dSKrishna Gudipati void *cbarg)
60503d7fc66dSKrishna Gudipati {
60513d7fc66dSKrishna Gudipati struct bfa_fcdiag_s *fcdiag = BFA_FCDIAG_MOD(bfa);
60523d7fc66dSKrishna Gudipati bfa_status_t status;
60533d7fc66dSKrishna Gudipati bfa_trc(fcdiag, force);
60543d7fc66dSKrishna Gudipati bfa_trc(fcdiag, queue);
60553d7fc66dSKrishna Gudipati
60563d7fc66dSKrishna Gudipati if (!force && !bfa_iocfc_is_operational(bfa))
60573d7fc66dSKrishna Gudipati return BFA_STATUS_IOC_NON_OP;
60583d7fc66dSKrishna Gudipati
60593d7fc66dSKrishna Gudipati /* check to see if there is another destructive diag cmd running */
60603d7fc66dSKrishna Gudipati if (fcdiag->qtest.lock) {
60613d7fc66dSKrishna Gudipati bfa_trc(fcdiag, fcdiag->qtest.lock);
60623d7fc66dSKrishna Gudipati return BFA_STATUS_DEVBUSY;
60633d7fc66dSKrishna Gudipati }
60643d7fc66dSKrishna Gudipati
60653d7fc66dSKrishna Gudipati /* Initialization */
60663d7fc66dSKrishna Gudipati fcdiag->qtest.lock = 1;
60673d7fc66dSKrishna Gudipati fcdiag->qtest.cbfn = cbfn;
60683d7fc66dSKrishna Gudipati fcdiag->qtest.cbarg = cbarg;
60693d7fc66dSKrishna Gudipati fcdiag->qtest.result = result;
60703d7fc66dSKrishna Gudipati fcdiag->qtest.count = QTEST_CNT_DEFAULT;
60713d7fc66dSKrishna Gudipati
60723d7fc66dSKrishna Gudipati /* Init test results */
60733d7fc66dSKrishna Gudipati fcdiag->qtest.result->status = BFA_STATUS_OK;
60743d7fc66dSKrishna Gudipati fcdiag->qtest.result->count = 0;
60753d7fc66dSKrishna Gudipati
60763d7fc66dSKrishna Gudipati /* send */
60773d7fc66dSKrishna Gudipati if (queue < BFI_IOC_MAX_CQS) {
60783d7fc66dSKrishna Gudipati fcdiag->qtest.result->queue = (u8)queue;
60793d7fc66dSKrishna Gudipati fcdiag->qtest.queue = (u8)queue;
60803d7fc66dSKrishna Gudipati fcdiag->qtest.all = 0;
60813d7fc66dSKrishna Gudipati } else {
60823d7fc66dSKrishna Gudipati fcdiag->qtest.result->queue = 0;
60833d7fc66dSKrishna Gudipati fcdiag->qtest.queue = 0;
60843d7fc66dSKrishna Gudipati fcdiag->qtest.all = 1;
60853d7fc66dSKrishna Gudipati }
60863d7fc66dSKrishna Gudipati status = bfa_fcdiag_queuetest_send(fcdiag);
60873d7fc66dSKrishna Gudipati
60883d7fc66dSKrishna Gudipati /* Start a timer */
60893d7fc66dSKrishna Gudipati if (status == BFA_STATUS_OK) {
60903d7fc66dSKrishna Gudipati bfa_timer_start(bfa, &fcdiag->qtest.timer,
60913d7fc66dSKrishna Gudipati bfa_fcdiag_queuetest_timeout, fcdiag,
60923d7fc66dSKrishna Gudipati BFA_DIAG_QTEST_TOV);
60933d7fc66dSKrishna Gudipati fcdiag->qtest.timer_active = 1;
60943d7fc66dSKrishna Gudipati }
60953d7fc66dSKrishna Gudipati return status;
60963d7fc66dSKrishna Gudipati }
60973d7fc66dSKrishna Gudipati
60983d7fc66dSKrishna Gudipati /*
60993d7fc66dSKrishna Gudipati * DIAG PLB is running
61003d7fc66dSKrishna Gudipati *
61013d7fc66dSKrishna Gudipati * @param[in] *bfa - bfa data struct
61023d7fc66dSKrishna Gudipati *
61033d7fc66dSKrishna Gudipati * @param[out]
61043d7fc66dSKrishna Gudipati */
61053d7fc66dSKrishna Gudipati bfa_status_t
bfa_fcdiag_lb_is_running(struct bfa_s * bfa)61063d7fc66dSKrishna Gudipati bfa_fcdiag_lb_is_running(struct bfa_s *bfa)
61073d7fc66dSKrishna Gudipati {
61083d7fc66dSKrishna Gudipati struct bfa_fcdiag_s *fcdiag = BFA_FCDIAG_MOD(bfa);
61093d7fc66dSKrishna Gudipati return fcdiag->lb.lock ? BFA_STATUS_DIAG_BUSY : BFA_STATUS_OK;
61103d7fc66dSKrishna Gudipati }
6111e353546eSKrishna Gudipati
6112e353546eSKrishna Gudipati /*
6113e353546eSKrishna Gudipati * D-port
6114e353546eSKrishna Gudipati */
61151a898a79SVijaya Mohan Guvva #define bfa_dport_result_start(__dport, __mode) do { \
61160e9680faSArnd Bergmann (__dport)->result.start_time = ktime_get_real_seconds(); \
61171a898a79SVijaya Mohan Guvva (__dport)->result.status = DPORT_TEST_ST_INPRG; \
61181a898a79SVijaya Mohan Guvva (__dport)->result.mode = (__mode); \
61191a898a79SVijaya Mohan Guvva (__dport)->result.rp_pwwn = (__dport)->rp_pwwn; \
61201a898a79SVijaya Mohan Guvva (__dport)->result.rp_nwwn = (__dport)->rp_nwwn; \
61211a898a79SVijaya Mohan Guvva (__dport)->result.lpcnt = (__dport)->lpcnt; \
61221a898a79SVijaya Mohan Guvva } while (0)
61231a898a79SVijaya Mohan Guvva
6124e353546eSKrishna Gudipati static bfa_boolean_t bfa_dport_send_req(struct bfa_dport_s *dport,
6125e353546eSKrishna Gudipati enum bfi_dport_req req);
6126e353546eSKrishna Gudipati static void
bfa_cb_fcdiag_dport(struct bfa_dport_s * dport,bfa_status_t bfa_status)6127e353546eSKrishna Gudipati bfa_cb_fcdiag_dport(struct bfa_dport_s *dport, bfa_status_t bfa_status)
6128e353546eSKrishna Gudipati {
6129e353546eSKrishna Gudipati if (dport->cbfn != NULL) {
6130e353546eSKrishna Gudipati dport->cbfn(dport->cbarg, bfa_status);
6131e353546eSKrishna Gudipati dport->cbfn = NULL;
6132e353546eSKrishna Gudipati dport->cbarg = NULL;
6133e353546eSKrishna Gudipati }
6134e353546eSKrishna Gudipati }
6135e353546eSKrishna Gudipati
6136e353546eSKrishna Gudipati static void
bfa_dport_sm_disabled(struct bfa_dport_s * dport,enum bfa_dport_sm_event event)6137e353546eSKrishna Gudipati bfa_dport_sm_disabled(struct bfa_dport_s *dport, enum bfa_dport_sm_event event)
6138e353546eSKrishna Gudipati {
6139e353546eSKrishna Gudipati bfa_trc(dport->bfa, event);
6140e353546eSKrishna Gudipati
6141e353546eSKrishna Gudipati switch (event) {
6142e353546eSKrishna Gudipati case BFA_DPORT_SM_ENABLE:
6143e353546eSKrishna Gudipati bfa_fcport_dportenable(dport->bfa);
6144e353546eSKrishna Gudipati if (bfa_dport_send_req(dport, BFI_DPORT_ENABLE))
6145e353546eSKrishna Gudipati bfa_sm_set_state(dport, bfa_dport_sm_enabling);
6146e353546eSKrishna Gudipati else
6147e353546eSKrishna Gudipati bfa_sm_set_state(dport, bfa_dport_sm_enabling_qwait);
6148e353546eSKrishna Gudipati break;
6149e353546eSKrishna Gudipati
6150e353546eSKrishna Gudipati case BFA_DPORT_SM_DISABLE:
6151e353546eSKrishna Gudipati /* Already disabled */
6152e353546eSKrishna Gudipati break;
6153e353546eSKrishna Gudipati
6154e353546eSKrishna Gudipati case BFA_DPORT_SM_HWFAIL:
6155e353546eSKrishna Gudipati /* ignore */
6156e353546eSKrishna Gudipati break;
6157e353546eSKrishna Gudipati
61581a898a79SVijaya Mohan Guvva case BFA_DPORT_SM_SCN:
61591a898a79SVijaya Mohan Guvva if (dport->i2hmsg.scn.state == BFI_DPORT_SCN_DDPORT_ENABLE) {
61601a898a79SVijaya Mohan Guvva bfa_fcport_ddportenable(dport->bfa);
61611a898a79SVijaya Mohan Guvva dport->dynamic = BFA_TRUE;
61621a898a79SVijaya Mohan Guvva dport->test_state = BFA_DPORT_ST_NOTSTART;
61631a898a79SVijaya Mohan Guvva bfa_sm_set_state(dport, bfa_dport_sm_enabled);
61641a898a79SVijaya Mohan Guvva } else {
61651a898a79SVijaya Mohan Guvva bfa_trc(dport->bfa, dport->i2hmsg.scn.state);
61661a898a79SVijaya Mohan Guvva WARN_ON(1);
61671a898a79SVijaya Mohan Guvva }
61681a898a79SVijaya Mohan Guvva break;
61691a898a79SVijaya Mohan Guvva
6170e353546eSKrishna Gudipati default:
6171e353546eSKrishna Gudipati bfa_sm_fault(dport->bfa, event);
6172e353546eSKrishna Gudipati }
6173e353546eSKrishna Gudipati }
6174e353546eSKrishna Gudipati
6175e353546eSKrishna Gudipati static void
bfa_dport_sm_enabling_qwait(struct bfa_dport_s * dport,enum bfa_dport_sm_event event)6176e353546eSKrishna Gudipati bfa_dport_sm_enabling_qwait(struct bfa_dport_s *dport,
6177e353546eSKrishna Gudipati enum bfa_dport_sm_event event)
6178e353546eSKrishna Gudipati {
6179e353546eSKrishna Gudipati bfa_trc(dport->bfa, event);
6180e353546eSKrishna Gudipati
6181e353546eSKrishna Gudipati switch (event) {
6182e353546eSKrishna Gudipati case BFA_DPORT_SM_QRESUME:
6183e353546eSKrishna Gudipati bfa_sm_set_state(dport, bfa_dport_sm_enabling);
6184e353546eSKrishna Gudipati bfa_dport_send_req(dport, BFI_DPORT_ENABLE);
6185e353546eSKrishna Gudipati break;
6186e353546eSKrishna Gudipati
6187e353546eSKrishna Gudipati case BFA_DPORT_SM_HWFAIL:
6188e353546eSKrishna Gudipati bfa_reqq_wcancel(&dport->reqq_wait);
6189e353546eSKrishna Gudipati bfa_sm_set_state(dport, bfa_dport_sm_disabled);
6190e353546eSKrishna Gudipati bfa_cb_fcdiag_dport(dport, BFA_STATUS_FAILED);
6191e353546eSKrishna Gudipati break;
6192e353546eSKrishna Gudipati
6193e353546eSKrishna Gudipati default:
6194e353546eSKrishna Gudipati bfa_sm_fault(dport->bfa, event);
6195e353546eSKrishna Gudipati }
6196e353546eSKrishna Gudipati }
6197e353546eSKrishna Gudipati
6198e353546eSKrishna Gudipati static void
bfa_dport_sm_enabling(struct bfa_dport_s * dport,enum bfa_dport_sm_event event)6199e353546eSKrishna Gudipati bfa_dport_sm_enabling(struct bfa_dport_s *dport, enum bfa_dport_sm_event event)
6200e353546eSKrishna Gudipati {
6201e353546eSKrishna Gudipati bfa_trc(dport->bfa, event);
6202e353546eSKrishna Gudipati
6203e353546eSKrishna Gudipati switch (event) {
6204e353546eSKrishna Gudipati case BFA_DPORT_SM_FWRSP:
62051a898a79SVijaya Mohan Guvva memset(&dport->result, 0,
62061a898a79SVijaya Mohan Guvva sizeof(struct bfa_diag_dport_result_s));
62071a898a79SVijaya Mohan Guvva if (dport->i2hmsg.rsp.status == BFA_STATUS_DPORT_INV_SFP) {
62081a898a79SVijaya Mohan Guvva dport->test_state = BFA_DPORT_ST_NO_SFP;
62091a898a79SVijaya Mohan Guvva } else {
62101a898a79SVijaya Mohan Guvva dport->test_state = BFA_DPORT_ST_INP;
62111a898a79SVijaya Mohan Guvva bfa_dport_result_start(dport, BFA_DPORT_OPMODE_AUTO);
62121a898a79SVijaya Mohan Guvva }
6213e353546eSKrishna Gudipati bfa_sm_set_state(dport, bfa_dport_sm_enabled);
6214e353546eSKrishna Gudipati break;
6215e353546eSKrishna Gudipati
62161a898a79SVijaya Mohan Guvva case BFA_DPORT_SM_REQFAIL:
62171a898a79SVijaya Mohan Guvva dport->test_state = BFA_DPORT_ST_DISABLED;
62181a898a79SVijaya Mohan Guvva bfa_fcport_dportdisable(dport->bfa);
62191a898a79SVijaya Mohan Guvva bfa_sm_set_state(dport, bfa_dport_sm_disabled);
62201a898a79SVijaya Mohan Guvva break;
62211a898a79SVijaya Mohan Guvva
6222e353546eSKrishna Gudipati case BFA_DPORT_SM_HWFAIL:
6223e353546eSKrishna Gudipati bfa_sm_set_state(dport, bfa_dport_sm_disabled);
6224e353546eSKrishna Gudipati bfa_cb_fcdiag_dport(dport, BFA_STATUS_FAILED);
6225e353546eSKrishna Gudipati break;
6226e353546eSKrishna Gudipati
6227e353546eSKrishna Gudipati default:
6228e353546eSKrishna Gudipati bfa_sm_fault(dport->bfa, event);
6229e353546eSKrishna Gudipati }
6230e353546eSKrishna Gudipati }
6231e353546eSKrishna Gudipati
6232e353546eSKrishna Gudipati static void
bfa_dport_sm_enabled(struct bfa_dport_s * dport,enum bfa_dport_sm_event event)6233e353546eSKrishna Gudipati bfa_dport_sm_enabled(struct bfa_dport_s *dport, enum bfa_dport_sm_event event)
6234e353546eSKrishna Gudipati {
6235e353546eSKrishna Gudipati bfa_trc(dport->bfa, event);
6236e353546eSKrishna Gudipati
6237e353546eSKrishna Gudipati switch (event) {
62381a898a79SVijaya Mohan Guvva case BFA_DPORT_SM_START:
62391a898a79SVijaya Mohan Guvva if (bfa_dport_send_req(dport, BFI_DPORT_START))
62401a898a79SVijaya Mohan Guvva bfa_sm_set_state(dport, bfa_dport_sm_starting);
62411a898a79SVijaya Mohan Guvva else
62421a898a79SVijaya Mohan Guvva bfa_sm_set_state(dport, bfa_dport_sm_starting_qwait);
6243e353546eSKrishna Gudipati break;
6244e353546eSKrishna Gudipati
6245e353546eSKrishna Gudipati case BFA_DPORT_SM_DISABLE:
6246e353546eSKrishna Gudipati bfa_fcport_dportdisable(dport->bfa);
6247e353546eSKrishna Gudipati if (bfa_dport_send_req(dport, BFI_DPORT_DISABLE))
6248e353546eSKrishna Gudipati bfa_sm_set_state(dport, bfa_dport_sm_disabling);
6249e353546eSKrishna Gudipati else
6250e353546eSKrishna Gudipati bfa_sm_set_state(dport, bfa_dport_sm_disabling_qwait);
6251e353546eSKrishna Gudipati break;
6252e353546eSKrishna Gudipati
6253e353546eSKrishna Gudipati case BFA_DPORT_SM_HWFAIL:
6254e353546eSKrishna Gudipati bfa_sm_set_state(dport, bfa_dport_sm_disabled);
6255e353546eSKrishna Gudipati break;
6256e353546eSKrishna Gudipati
62571a898a79SVijaya Mohan Guvva case BFA_DPORT_SM_SCN:
62581a898a79SVijaya Mohan Guvva switch (dport->i2hmsg.scn.state) {
62591a898a79SVijaya Mohan Guvva case BFI_DPORT_SCN_TESTCOMP:
62601a898a79SVijaya Mohan Guvva dport->test_state = BFA_DPORT_ST_COMP;
62611a898a79SVijaya Mohan Guvva break;
62621a898a79SVijaya Mohan Guvva
62631a898a79SVijaya Mohan Guvva case BFI_DPORT_SCN_TESTSTART:
62641a898a79SVijaya Mohan Guvva dport->test_state = BFA_DPORT_ST_INP;
62651a898a79SVijaya Mohan Guvva break;
62661a898a79SVijaya Mohan Guvva
62671a898a79SVijaya Mohan Guvva case BFI_DPORT_SCN_TESTSKIP:
62681a898a79SVijaya Mohan Guvva case BFI_DPORT_SCN_SUBTESTSTART:
62691a898a79SVijaya Mohan Guvva /* no state change */
62701a898a79SVijaya Mohan Guvva break;
62711a898a79SVijaya Mohan Guvva
62721a898a79SVijaya Mohan Guvva case BFI_DPORT_SCN_SFP_REMOVED:
62731a898a79SVijaya Mohan Guvva dport->test_state = BFA_DPORT_ST_NO_SFP;
62741a898a79SVijaya Mohan Guvva break;
62751a898a79SVijaya Mohan Guvva
62761a898a79SVijaya Mohan Guvva case BFI_DPORT_SCN_DDPORT_DISABLE:
62771a898a79SVijaya Mohan Guvva bfa_fcport_ddportdisable(dport->bfa);
62781a898a79SVijaya Mohan Guvva
62791a898a79SVijaya Mohan Guvva if (bfa_dport_send_req(dport, BFI_DPORT_DYN_DISABLE))
62801a898a79SVijaya Mohan Guvva bfa_sm_set_state(dport,
62811a898a79SVijaya Mohan Guvva bfa_dport_sm_dynamic_disabling);
62821a898a79SVijaya Mohan Guvva else
62831a898a79SVijaya Mohan Guvva bfa_sm_set_state(dport,
62841a898a79SVijaya Mohan Guvva bfa_dport_sm_dynamic_disabling_qwait);
62851a898a79SVijaya Mohan Guvva break;
62861a898a79SVijaya Mohan Guvva
62871a898a79SVijaya Mohan Guvva case BFI_DPORT_SCN_FCPORT_DISABLE:
62881a898a79SVijaya Mohan Guvva bfa_fcport_ddportdisable(dport->bfa);
62891a898a79SVijaya Mohan Guvva
62901a898a79SVijaya Mohan Guvva bfa_sm_set_state(dport, bfa_dport_sm_disabled);
62911a898a79SVijaya Mohan Guvva dport->dynamic = BFA_FALSE;
62921a898a79SVijaya Mohan Guvva break;
62931a898a79SVijaya Mohan Guvva
62941a898a79SVijaya Mohan Guvva default:
62951a898a79SVijaya Mohan Guvva bfa_trc(dport->bfa, dport->i2hmsg.scn.state);
62961a898a79SVijaya Mohan Guvva bfa_sm_fault(dport->bfa, event);
62971a898a79SVijaya Mohan Guvva }
62981a898a79SVijaya Mohan Guvva break;
6299e353546eSKrishna Gudipati default:
6300e353546eSKrishna Gudipati bfa_sm_fault(dport->bfa, event);
6301e353546eSKrishna Gudipati }
6302e353546eSKrishna Gudipati }
6303e353546eSKrishna Gudipati
6304e353546eSKrishna Gudipati static void
bfa_dport_sm_disabling_qwait(struct bfa_dport_s * dport,enum bfa_dport_sm_event event)6305e353546eSKrishna Gudipati bfa_dport_sm_disabling_qwait(struct bfa_dport_s *dport,
6306e353546eSKrishna Gudipati enum bfa_dport_sm_event event)
6307e353546eSKrishna Gudipati {
6308e353546eSKrishna Gudipati bfa_trc(dport->bfa, event);
6309e353546eSKrishna Gudipati
6310e353546eSKrishna Gudipati switch (event) {
6311e353546eSKrishna Gudipati case BFA_DPORT_SM_QRESUME:
6312e353546eSKrishna Gudipati bfa_sm_set_state(dport, bfa_dport_sm_disabling);
6313e353546eSKrishna Gudipati bfa_dport_send_req(dport, BFI_DPORT_DISABLE);
6314e353546eSKrishna Gudipati break;
6315e353546eSKrishna Gudipati
6316e353546eSKrishna Gudipati case BFA_DPORT_SM_HWFAIL:
6317e353546eSKrishna Gudipati bfa_sm_set_state(dport, bfa_dport_sm_disabled);
6318e353546eSKrishna Gudipati bfa_reqq_wcancel(&dport->reqq_wait);
6319e353546eSKrishna Gudipati bfa_cb_fcdiag_dport(dport, BFA_STATUS_OK);
6320e353546eSKrishna Gudipati break;
6321e353546eSKrishna Gudipati
63221a898a79SVijaya Mohan Guvva case BFA_DPORT_SM_SCN:
63231a898a79SVijaya Mohan Guvva /* ignore */
63241a898a79SVijaya Mohan Guvva break;
63251a898a79SVijaya Mohan Guvva
6326e353546eSKrishna Gudipati default:
6327e353546eSKrishna Gudipati bfa_sm_fault(dport->bfa, event);
6328e353546eSKrishna Gudipati }
6329e353546eSKrishna Gudipati }
6330e353546eSKrishna Gudipati
6331e353546eSKrishna Gudipati static void
bfa_dport_sm_disabling(struct bfa_dport_s * dport,enum bfa_dport_sm_event event)6332e353546eSKrishna Gudipati bfa_dport_sm_disabling(struct bfa_dport_s *dport, enum bfa_dport_sm_event event)
6333e353546eSKrishna Gudipati {
6334e353546eSKrishna Gudipati bfa_trc(dport->bfa, event);
6335e353546eSKrishna Gudipati
6336e353546eSKrishna Gudipati switch (event) {
6337e353546eSKrishna Gudipati case BFA_DPORT_SM_FWRSP:
63381a898a79SVijaya Mohan Guvva dport->test_state = BFA_DPORT_ST_DISABLED;
6339e353546eSKrishna Gudipati bfa_sm_set_state(dport, bfa_dport_sm_disabled);
6340e353546eSKrishna Gudipati break;
6341e353546eSKrishna Gudipati
6342e353546eSKrishna Gudipati case BFA_DPORT_SM_HWFAIL:
6343e353546eSKrishna Gudipati bfa_sm_set_state(dport, bfa_dport_sm_disabled);
6344e353546eSKrishna Gudipati bfa_cb_fcdiag_dport(dport, BFA_STATUS_OK);
6345e353546eSKrishna Gudipati break;
6346e353546eSKrishna Gudipati
63471a898a79SVijaya Mohan Guvva case BFA_DPORT_SM_SCN:
63481a898a79SVijaya Mohan Guvva /* no state change */
63491a898a79SVijaya Mohan Guvva break;
63501a898a79SVijaya Mohan Guvva
63511a898a79SVijaya Mohan Guvva default:
63521a898a79SVijaya Mohan Guvva bfa_sm_fault(dport->bfa, event);
63531a898a79SVijaya Mohan Guvva }
63541a898a79SVijaya Mohan Guvva }
63551a898a79SVijaya Mohan Guvva
63561a898a79SVijaya Mohan Guvva static void
bfa_dport_sm_starting_qwait(struct bfa_dport_s * dport,enum bfa_dport_sm_event event)63571a898a79SVijaya Mohan Guvva bfa_dport_sm_starting_qwait(struct bfa_dport_s *dport,
63581a898a79SVijaya Mohan Guvva enum bfa_dport_sm_event event)
63591a898a79SVijaya Mohan Guvva {
63601a898a79SVijaya Mohan Guvva bfa_trc(dport->bfa, event);
63611a898a79SVijaya Mohan Guvva
63621a898a79SVijaya Mohan Guvva switch (event) {
63631a898a79SVijaya Mohan Guvva case BFA_DPORT_SM_QRESUME:
63641a898a79SVijaya Mohan Guvva bfa_sm_set_state(dport, bfa_dport_sm_starting);
63651a898a79SVijaya Mohan Guvva bfa_dport_send_req(dport, BFI_DPORT_START);
63661a898a79SVijaya Mohan Guvva break;
63671a898a79SVijaya Mohan Guvva
63681a898a79SVijaya Mohan Guvva case BFA_DPORT_SM_HWFAIL:
63691a898a79SVijaya Mohan Guvva bfa_reqq_wcancel(&dport->reqq_wait);
63701a898a79SVijaya Mohan Guvva bfa_sm_set_state(dport, bfa_dport_sm_disabled);
63711a898a79SVijaya Mohan Guvva bfa_cb_fcdiag_dport(dport, BFA_STATUS_FAILED);
63721a898a79SVijaya Mohan Guvva break;
63731a898a79SVijaya Mohan Guvva
63741a898a79SVijaya Mohan Guvva default:
63751a898a79SVijaya Mohan Guvva bfa_sm_fault(dport->bfa, event);
63761a898a79SVijaya Mohan Guvva }
63771a898a79SVijaya Mohan Guvva }
63781a898a79SVijaya Mohan Guvva
63791a898a79SVijaya Mohan Guvva static void
bfa_dport_sm_starting(struct bfa_dport_s * dport,enum bfa_dport_sm_event event)63801a898a79SVijaya Mohan Guvva bfa_dport_sm_starting(struct bfa_dport_s *dport, enum bfa_dport_sm_event event)
63811a898a79SVijaya Mohan Guvva {
63821a898a79SVijaya Mohan Guvva bfa_trc(dport->bfa, event);
63831a898a79SVijaya Mohan Guvva
63841a898a79SVijaya Mohan Guvva switch (event) {
63851a898a79SVijaya Mohan Guvva case BFA_DPORT_SM_FWRSP:
63861a898a79SVijaya Mohan Guvva memset(&dport->result, 0,
63871a898a79SVijaya Mohan Guvva sizeof(struct bfa_diag_dport_result_s));
63881a898a79SVijaya Mohan Guvva if (dport->i2hmsg.rsp.status == BFA_STATUS_DPORT_INV_SFP) {
63891a898a79SVijaya Mohan Guvva dport->test_state = BFA_DPORT_ST_NO_SFP;
63901a898a79SVijaya Mohan Guvva } else {
63911a898a79SVijaya Mohan Guvva dport->test_state = BFA_DPORT_ST_INP;
63921a898a79SVijaya Mohan Guvva bfa_dport_result_start(dport, BFA_DPORT_OPMODE_MANU);
63931a898a79SVijaya Mohan Guvva }
6394df561f66SGustavo A. R. Silva fallthrough;
63951a898a79SVijaya Mohan Guvva
63961a898a79SVijaya Mohan Guvva case BFA_DPORT_SM_REQFAIL:
63971a898a79SVijaya Mohan Guvva bfa_sm_set_state(dport, bfa_dport_sm_enabled);
63981a898a79SVijaya Mohan Guvva break;
63991a898a79SVijaya Mohan Guvva
64001a898a79SVijaya Mohan Guvva case BFA_DPORT_SM_HWFAIL:
64011a898a79SVijaya Mohan Guvva bfa_sm_set_state(dport, bfa_dport_sm_disabled);
64021a898a79SVijaya Mohan Guvva bfa_cb_fcdiag_dport(dport, BFA_STATUS_FAILED);
64031a898a79SVijaya Mohan Guvva break;
64041a898a79SVijaya Mohan Guvva
64051a898a79SVijaya Mohan Guvva default:
64061a898a79SVijaya Mohan Guvva bfa_sm_fault(dport->bfa, event);
64071a898a79SVijaya Mohan Guvva }
64081a898a79SVijaya Mohan Guvva }
64091a898a79SVijaya Mohan Guvva
64101a898a79SVijaya Mohan Guvva static void
bfa_dport_sm_dynamic_disabling(struct bfa_dport_s * dport,enum bfa_dport_sm_event event)64111a898a79SVijaya Mohan Guvva bfa_dport_sm_dynamic_disabling(struct bfa_dport_s *dport,
64121a898a79SVijaya Mohan Guvva enum bfa_dport_sm_event event)
64131a898a79SVijaya Mohan Guvva {
64141a898a79SVijaya Mohan Guvva bfa_trc(dport->bfa, event);
64151a898a79SVijaya Mohan Guvva
64161a898a79SVijaya Mohan Guvva switch (event) {
64171a898a79SVijaya Mohan Guvva case BFA_DPORT_SM_SCN:
64181a898a79SVijaya Mohan Guvva switch (dport->i2hmsg.scn.state) {
64191a898a79SVijaya Mohan Guvva case BFI_DPORT_SCN_DDPORT_DISABLED:
64201a898a79SVijaya Mohan Guvva bfa_sm_set_state(dport, bfa_dport_sm_disabled);
64211a898a79SVijaya Mohan Guvva dport->dynamic = BFA_FALSE;
64221a898a79SVijaya Mohan Guvva bfa_fcport_enable(dport->bfa);
64231a898a79SVijaya Mohan Guvva break;
64241a898a79SVijaya Mohan Guvva
64251a898a79SVijaya Mohan Guvva default:
64261a898a79SVijaya Mohan Guvva bfa_trc(dport->bfa, dport->i2hmsg.scn.state);
64271a898a79SVijaya Mohan Guvva bfa_sm_fault(dport->bfa, event);
64281a898a79SVijaya Mohan Guvva
64291a898a79SVijaya Mohan Guvva }
64301a898a79SVijaya Mohan Guvva break;
64311a898a79SVijaya Mohan Guvva
64321a898a79SVijaya Mohan Guvva case BFA_DPORT_SM_HWFAIL:
64331a898a79SVijaya Mohan Guvva bfa_sm_set_state(dport, bfa_dport_sm_disabled);
64341a898a79SVijaya Mohan Guvva bfa_cb_fcdiag_dport(dport, BFA_STATUS_OK);
64351a898a79SVijaya Mohan Guvva break;
64361a898a79SVijaya Mohan Guvva
6437e353546eSKrishna Gudipati default:
6438e353546eSKrishna Gudipati bfa_sm_fault(dport->bfa, event);
6439e353546eSKrishna Gudipati }
6440e353546eSKrishna Gudipati }
6441e353546eSKrishna Gudipati
64421a898a79SVijaya Mohan Guvva static void
bfa_dport_sm_dynamic_disabling_qwait(struct bfa_dport_s * dport,enum bfa_dport_sm_event event)64431a898a79SVijaya Mohan Guvva bfa_dport_sm_dynamic_disabling_qwait(struct bfa_dport_s *dport,
64441a898a79SVijaya Mohan Guvva enum bfa_dport_sm_event event)
64451a898a79SVijaya Mohan Guvva {
64461a898a79SVijaya Mohan Guvva bfa_trc(dport->bfa, event);
64471a898a79SVijaya Mohan Guvva
64481a898a79SVijaya Mohan Guvva switch (event) {
64491a898a79SVijaya Mohan Guvva case BFA_DPORT_SM_QRESUME:
64501a898a79SVijaya Mohan Guvva bfa_sm_set_state(dport, bfa_dport_sm_dynamic_disabling);
64511a898a79SVijaya Mohan Guvva bfa_dport_send_req(dport, BFI_DPORT_DYN_DISABLE);
64521a898a79SVijaya Mohan Guvva break;
64531a898a79SVijaya Mohan Guvva
64541a898a79SVijaya Mohan Guvva case BFA_DPORT_SM_HWFAIL:
64551a898a79SVijaya Mohan Guvva bfa_sm_set_state(dport, bfa_dport_sm_disabled);
64561a898a79SVijaya Mohan Guvva bfa_reqq_wcancel(&dport->reqq_wait);
64571a898a79SVijaya Mohan Guvva bfa_cb_fcdiag_dport(dport, BFA_STATUS_OK);
64581a898a79SVijaya Mohan Guvva break;
64591a898a79SVijaya Mohan Guvva
64601a898a79SVijaya Mohan Guvva case BFA_DPORT_SM_SCN:
64611a898a79SVijaya Mohan Guvva /* ignore */
64621a898a79SVijaya Mohan Guvva break;
64631a898a79SVijaya Mohan Guvva
64641a898a79SVijaya Mohan Guvva default:
64651a898a79SVijaya Mohan Guvva bfa_sm_fault(dport->bfa, event);
64661a898a79SVijaya Mohan Guvva }
64671a898a79SVijaya Mohan Guvva }
6468e353546eSKrishna Gudipati
6469e353546eSKrishna Gudipati static bfa_boolean_t
bfa_dport_send_req(struct bfa_dport_s * dport,enum bfi_dport_req req)6470e353546eSKrishna Gudipati bfa_dport_send_req(struct bfa_dport_s *dport, enum bfi_dport_req req)
6471e353546eSKrishna Gudipati {
6472e353546eSKrishna Gudipati struct bfi_diag_dport_req_s *m;
6473e353546eSKrishna Gudipati
6474e353546eSKrishna Gudipati /*
6475e353546eSKrishna Gudipati * check for room in queue to send request now
6476e353546eSKrishna Gudipati */
6477e353546eSKrishna Gudipati m = bfa_reqq_next(dport->bfa, BFA_REQQ_DIAG);
6478e353546eSKrishna Gudipati if (!m) {
6479e353546eSKrishna Gudipati bfa_reqq_wait(dport->bfa, BFA_REQQ_PORT, &dport->reqq_wait);
6480e353546eSKrishna Gudipati return BFA_FALSE;
6481e353546eSKrishna Gudipati }
6482e353546eSKrishna Gudipati
6483e353546eSKrishna Gudipati bfi_h2i_set(m->mh, BFI_MC_DIAG, BFI_DIAG_H2I_DPORT,
6484e353546eSKrishna Gudipati bfa_fn_lpu(dport->bfa));
6485e353546eSKrishna Gudipati m->req = req;
64861a898a79SVijaya Mohan Guvva if ((req == BFI_DPORT_ENABLE) || (req == BFI_DPORT_START)) {
64871a898a79SVijaya Mohan Guvva m->lpcnt = cpu_to_be32(dport->lpcnt);
64881a898a79SVijaya Mohan Guvva m->payload = cpu_to_be32(dport->payload);
64891a898a79SVijaya Mohan Guvva }
6490e353546eSKrishna Gudipati
6491e353546eSKrishna Gudipati /*
6492e353546eSKrishna Gudipati * queue I/O message to firmware
6493e353546eSKrishna Gudipati */
6494e353546eSKrishna Gudipati bfa_reqq_produce(dport->bfa, BFA_REQQ_DIAG, m->mh);
6495e353546eSKrishna Gudipati
6496e353546eSKrishna Gudipati return BFA_TRUE;
6497e353546eSKrishna Gudipati }
6498e353546eSKrishna Gudipati
6499e353546eSKrishna Gudipati static void
bfa_dport_qresume(void * cbarg)6500e353546eSKrishna Gudipati bfa_dport_qresume(void *cbarg)
6501e353546eSKrishna Gudipati {
6502e353546eSKrishna Gudipati struct bfa_dport_s *dport = cbarg;
6503e353546eSKrishna Gudipati
6504e353546eSKrishna Gudipati bfa_sm_send_event(dport, BFA_DPORT_SM_QRESUME);
6505e353546eSKrishna Gudipati }
6506e353546eSKrishna Gudipati
6507e353546eSKrishna Gudipati static void
bfa_dport_req_comp(struct bfa_dport_s * dport,struct bfi_diag_dport_rsp_s * msg)65081a898a79SVijaya Mohan Guvva bfa_dport_req_comp(struct bfa_dport_s *dport, struct bfi_diag_dport_rsp_s *msg)
6509e353546eSKrishna Gudipati {
65101a898a79SVijaya Mohan Guvva msg->status = cpu_to_be32(msg->status);
65111a898a79SVijaya Mohan Guvva dport->i2hmsg.rsp.status = msg->status;
65121a898a79SVijaya Mohan Guvva dport->rp_pwwn = msg->pwwn;
65131a898a79SVijaya Mohan Guvva dport->rp_nwwn = msg->nwwn;
65141a898a79SVijaya Mohan Guvva
65151a898a79SVijaya Mohan Guvva if ((msg->status == BFA_STATUS_OK) ||
65161a898a79SVijaya Mohan Guvva (msg->status == BFA_STATUS_DPORT_NO_SFP)) {
65171a898a79SVijaya Mohan Guvva bfa_trc(dport->bfa, msg->status);
65181a898a79SVijaya Mohan Guvva bfa_trc(dport->bfa, dport->rp_pwwn);
65191a898a79SVijaya Mohan Guvva bfa_trc(dport->bfa, dport->rp_nwwn);
6520e353546eSKrishna Gudipati bfa_sm_send_event(dport, BFA_DPORT_SM_FWRSP);
65211a898a79SVijaya Mohan Guvva
65221a898a79SVijaya Mohan Guvva } else {
65231a898a79SVijaya Mohan Guvva bfa_trc(dport->bfa, msg->status);
65241a898a79SVijaya Mohan Guvva bfa_sm_send_event(dport, BFA_DPORT_SM_REQFAIL);
65251a898a79SVijaya Mohan Guvva }
6526e353546eSKrishna Gudipati bfa_cb_fcdiag_dport(dport, msg->status);
6527e353546eSKrishna Gudipati }
6528e353546eSKrishna Gudipati
65291a898a79SVijaya Mohan Guvva static bfa_boolean_t
bfa_dport_is_sending_req(struct bfa_dport_s * dport)65301a898a79SVijaya Mohan Guvva bfa_dport_is_sending_req(struct bfa_dport_s *dport)
65311a898a79SVijaya Mohan Guvva {
65321a898a79SVijaya Mohan Guvva if (bfa_sm_cmp_state(dport, bfa_dport_sm_enabling) ||
65331a898a79SVijaya Mohan Guvva bfa_sm_cmp_state(dport, bfa_dport_sm_enabling_qwait) ||
65341a898a79SVijaya Mohan Guvva bfa_sm_cmp_state(dport, bfa_dport_sm_disabling) ||
65351a898a79SVijaya Mohan Guvva bfa_sm_cmp_state(dport, bfa_dport_sm_disabling_qwait) ||
65361a898a79SVijaya Mohan Guvva bfa_sm_cmp_state(dport, bfa_dport_sm_starting) ||
65371a898a79SVijaya Mohan Guvva bfa_sm_cmp_state(dport, bfa_dport_sm_starting_qwait)) {
65381a898a79SVijaya Mohan Guvva return BFA_TRUE;
65391a898a79SVijaya Mohan Guvva } else {
65401a898a79SVijaya Mohan Guvva return BFA_FALSE;
65411a898a79SVijaya Mohan Guvva }
65421a898a79SVijaya Mohan Guvva }
65431a898a79SVijaya Mohan Guvva
65441a898a79SVijaya Mohan Guvva static void
bfa_dport_scn(struct bfa_dport_s * dport,struct bfi_diag_dport_scn_s * msg)65451a898a79SVijaya Mohan Guvva bfa_dport_scn(struct bfa_dport_s *dport, struct bfi_diag_dport_scn_s *msg)
65461a898a79SVijaya Mohan Guvva {
65471a898a79SVijaya Mohan Guvva int i;
65481a898a79SVijaya Mohan Guvva uint8_t subtesttype;
65491a898a79SVijaya Mohan Guvva
65501a898a79SVijaya Mohan Guvva bfa_trc(dport->bfa, msg->state);
65511a898a79SVijaya Mohan Guvva dport->i2hmsg.scn.state = msg->state;
65521a898a79SVijaya Mohan Guvva
65531a898a79SVijaya Mohan Guvva switch (dport->i2hmsg.scn.state) {
65541a898a79SVijaya Mohan Guvva case BFI_DPORT_SCN_TESTCOMP:
65550e9680faSArnd Bergmann dport->result.end_time = ktime_get_real_seconds();
65561a898a79SVijaya Mohan Guvva bfa_trc(dport->bfa, dport->result.end_time);
65571a898a79SVijaya Mohan Guvva
65581a898a79SVijaya Mohan Guvva dport->result.status = msg->info.testcomp.status;
65591a898a79SVijaya Mohan Guvva bfa_trc(dport->bfa, dport->result.status);
65601a898a79SVijaya Mohan Guvva
65611a898a79SVijaya Mohan Guvva dport->result.roundtrip_latency =
65621a898a79SVijaya Mohan Guvva cpu_to_be32(msg->info.testcomp.latency);
65631a898a79SVijaya Mohan Guvva dport->result.est_cable_distance =
65641a898a79SVijaya Mohan Guvva cpu_to_be32(msg->info.testcomp.distance);
65651a898a79SVijaya Mohan Guvva dport->result.buffer_required =
65661a898a79SVijaya Mohan Guvva be16_to_cpu(msg->info.testcomp.numbuffer);
65671a898a79SVijaya Mohan Guvva
65681a898a79SVijaya Mohan Guvva dport->result.frmsz = be16_to_cpu(msg->info.testcomp.frm_sz);
65691a898a79SVijaya Mohan Guvva dport->result.speed = msg->info.testcomp.speed;
65701a898a79SVijaya Mohan Guvva
65711a898a79SVijaya Mohan Guvva bfa_trc(dport->bfa, dport->result.roundtrip_latency);
65721a898a79SVijaya Mohan Guvva bfa_trc(dport->bfa, dport->result.est_cable_distance);
65731a898a79SVijaya Mohan Guvva bfa_trc(dport->bfa, dport->result.buffer_required);
65741a898a79SVijaya Mohan Guvva bfa_trc(dport->bfa, dport->result.frmsz);
65751a898a79SVijaya Mohan Guvva bfa_trc(dport->bfa, dport->result.speed);
65761a898a79SVijaya Mohan Guvva
65771a898a79SVijaya Mohan Guvva for (i = DPORT_TEST_ELOOP; i < DPORT_TEST_MAX; i++) {
65781a898a79SVijaya Mohan Guvva dport->result.subtest[i].status =
65791a898a79SVijaya Mohan Guvva msg->info.testcomp.subtest_status[i];
65801a898a79SVijaya Mohan Guvva bfa_trc(dport->bfa, dport->result.subtest[i].status);
65811a898a79SVijaya Mohan Guvva }
65821a898a79SVijaya Mohan Guvva break;
65831a898a79SVijaya Mohan Guvva
65841a898a79SVijaya Mohan Guvva case BFI_DPORT_SCN_TESTSKIP:
65851a898a79SVijaya Mohan Guvva case BFI_DPORT_SCN_DDPORT_ENABLE:
65861a898a79SVijaya Mohan Guvva memset(&dport->result, 0,
65871a898a79SVijaya Mohan Guvva sizeof(struct bfa_diag_dport_result_s));
65881a898a79SVijaya Mohan Guvva break;
65891a898a79SVijaya Mohan Guvva
65901a898a79SVijaya Mohan Guvva case BFI_DPORT_SCN_TESTSTART:
65911a898a79SVijaya Mohan Guvva memset(&dport->result, 0,
65921a898a79SVijaya Mohan Guvva sizeof(struct bfa_diag_dport_result_s));
65931a898a79SVijaya Mohan Guvva dport->rp_pwwn = msg->info.teststart.pwwn;
65941a898a79SVijaya Mohan Guvva dport->rp_nwwn = msg->info.teststart.nwwn;
65951a898a79SVijaya Mohan Guvva dport->lpcnt = cpu_to_be32(msg->info.teststart.numfrm);
65962ec331aaSVijaya Mohan Guvva bfa_dport_result_start(dport, msg->info.teststart.mode);
65971a898a79SVijaya Mohan Guvva break;
65981a898a79SVijaya Mohan Guvva
65991a898a79SVijaya Mohan Guvva case BFI_DPORT_SCN_SUBTESTSTART:
66001a898a79SVijaya Mohan Guvva subtesttype = msg->info.teststart.type;
66011a898a79SVijaya Mohan Guvva dport->result.subtest[subtesttype].start_time =
66020e9680faSArnd Bergmann ktime_get_real_seconds();
66031a898a79SVijaya Mohan Guvva dport->result.subtest[subtesttype].status =
66041a898a79SVijaya Mohan Guvva DPORT_TEST_ST_INPRG;
66051a898a79SVijaya Mohan Guvva
66061a898a79SVijaya Mohan Guvva bfa_trc(dport->bfa, subtesttype);
66071a898a79SVijaya Mohan Guvva bfa_trc(dport->bfa,
66081a898a79SVijaya Mohan Guvva dport->result.subtest[subtesttype].start_time);
66091a898a79SVijaya Mohan Guvva break;
66101a898a79SVijaya Mohan Guvva
66111a898a79SVijaya Mohan Guvva case BFI_DPORT_SCN_SFP_REMOVED:
66121a898a79SVijaya Mohan Guvva case BFI_DPORT_SCN_DDPORT_DISABLED:
66131a898a79SVijaya Mohan Guvva case BFI_DPORT_SCN_DDPORT_DISABLE:
66141a898a79SVijaya Mohan Guvva case BFI_DPORT_SCN_FCPORT_DISABLE:
66151a898a79SVijaya Mohan Guvva dport->result.status = DPORT_TEST_ST_IDLE;
66161a898a79SVijaya Mohan Guvva break;
66171a898a79SVijaya Mohan Guvva
66181a898a79SVijaya Mohan Guvva default:
66191a898a79SVijaya Mohan Guvva bfa_sm_fault(dport->bfa, msg->state);
66201a898a79SVijaya Mohan Guvva }
66211a898a79SVijaya Mohan Guvva
66221a898a79SVijaya Mohan Guvva bfa_sm_send_event(dport, BFA_DPORT_SM_SCN);
66231a898a79SVijaya Mohan Guvva }
66241a898a79SVijaya Mohan Guvva
6625e353546eSKrishna Gudipati /*
6626e353546eSKrishna Gudipati * Dport enable
6627e353546eSKrishna Gudipati *
6628e353546eSKrishna Gudipati * @param[in] *bfa - bfa data struct
6629e353546eSKrishna Gudipati */
6630e353546eSKrishna Gudipati bfa_status_t
bfa_dport_enable(struct bfa_s * bfa,u32 lpcnt,u32 pat,bfa_cb_diag_t cbfn,void * cbarg)66311a898a79SVijaya Mohan Guvva bfa_dport_enable(struct bfa_s *bfa, u32 lpcnt, u32 pat,
66321a898a79SVijaya Mohan Guvva bfa_cb_diag_t cbfn, void *cbarg)
6633e353546eSKrishna Gudipati {
6634e353546eSKrishna Gudipati struct bfa_fcdiag_s *fcdiag = BFA_FCDIAG_MOD(bfa);
6635e353546eSKrishna Gudipati struct bfa_dport_s *dport = &fcdiag->dport;
6636e353546eSKrishna Gudipati
6637e353546eSKrishna Gudipati /*
6638e353546eSKrishna Gudipati * Dport is not support in MEZZ card
6639e353546eSKrishna Gudipati */
6640e353546eSKrishna Gudipati if (bfa_mfg_is_mezz(dport->bfa->ioc.attr->card_type)) {
6641e353546eSKrishna Gudipati bfa_trc(dport->bfa, BFA_STATUS_PBC);
6642e353546eSKrishna Gudipati return BFA_STATUS_CMD_NOTSUPP_MEZZ;
6643e353546eSKrishna Gudipati }
6644e353546eSKrishna Gudipati
6645e353546eSKrishna Gudipati /*
66461a898a79SVijaya Mohan Guvva * Dport is supported in CT2 or above
66471a898a79SVijaya Mohan Guvva */
66481a898a79SVijaya Mohan Guvva if (!(bfa_asic_id_ct2(dport->bfa->ioc.pcidev.device_id))) {
66491a898a79SVijaya Mohan Guvva bfa_trc(dport->bfa, dport->bfa->ioc.pcidev.device_id);
66501a898a79SVijaya Mohan Guvva return BFA_STATUS_FEATURE_NOT_SUPPORTED;
66511a898a79SVijaya Mohan Guvva }
66521a898a79SVijaya Mohan Guvva
66531a898a79SVijaya Mohan Guvva /*
6654e353546eSKrishna Gudipati * Check to see if IOC is down
6655e353546eSKrishna Gudipati */
6656e353546eSKrishna Gudipati if (!bfa_iocfc_is_operational(bfa))
6657e353546eSKrishna Gudipati return BFA_STATUS_IOC_NON_OP;
6658e353546eSKrishna Gudipati
6659e353546eSKrishna Gudipati /* if port is PBC disabled, return error */
6660e353546eSKrishna Gudipati if (bfa_fcport_is_pbcdisabled(bfa)) {
6661e353546eSKrishna Gudipati bfa_trc(dport->bfa, BFA_STATUS_PBC);
6662e353546eSKrishna Gudipati return BFA_STATUS_PBC;
6663e353546eSKrishna Gudipati }
6664e353546eSKrishna Gudipati
6665e353546eSKrishna Gudipati /*
6666e353546eSKrishna Gudipati * Check if port mode is FC port
6667e353546eSKrishna Gudipati */
6668e353546eSKrishna Gudipati if (bfa_ioc_get_type(&bfa->ioc) != BFA_IOC_TYPE_FC) {
6669e353546eSKrishna Gudipati bfa_trc(dport->bfa, bfa_ioc_get_type(&bfa->ioc));
6670e353546eSKrishna Gudipati return BFA_STATUS_CMD_NOTSUPP_CNA;
6671e353546eSKrishna Gudipati }
6672e353546eSKrishna Gudipati
6673e353546eSKrishna Gudipati /*
6674e353546eSKrishna Gudipati * Check if port is in LOOP mode
6675e353546eSKrishna Gudipati */
6676e353546eSKrishna Gudipati if ((bfa_fcport_get_cfg_topology(bfa) == BFA_PORT_TOPOLOGY_LOOP) ||
6677e353546eSKrishna Gudipati (bfa_fcport_get_topology(bfa) == BFA_PORT_TOPOLOGY_LOOP)) {
6678e353546eSKrishna Gudipati bfa_trc(dport->bfa, 0);
6679e353546eSKrishna Gudipati return BFA_STATUS_TOPOLOGY_LOOP;
6680e353546eSKrishna Gudipati }
6681e353546eSKrishna Gudipati
6682e353546eSKrishna Gudipati /*
6683e353546eSKrishna Gudipati * Check if port is TRUNK mode
6684e353546eSKrishna Gudipati */
6685e353546eSKrishna Gudipati if (bfa_fcport_is_trunk_enabled(bfa)) {
6686e353546eSKrishna Gudipati bfa_trc(dport->bfa, 0);
6687e353546eSKrishna Gudipati return BFA_STATUS_ERROR_TRUNK_ENABLED;
6688e353546eSKrishna Gudipati }
6689e353546eSKrishna Gudipati
6690e353546eSKrishna Gudipati /*
66911a898a79SVijaya Mohan Guvva * Check if diag loopback is running
66921a898a79SVijaya Mohan Guvva */
66931a898a79SVijaya Mohan Guvva if (bfa_fcdiag_lb_is_running(bfa)) {
66941a898a79SVijaya Mohan Guvva bfa_trc(dport->bfa, 0);
66951a898a79SVijaya Mohan Guvva return BFA_STATUS_DIAG_BUSY;
66961a898a79SVijaya Mohan Guvva }
66971a898a79SVijaya Mohan Guvva
66981a898a79SVijaya Mohan Guvva /*
6699e353546eSKrishna Gudipati * Check to see if port is disable or in dport state
6700e353546eSKrishna Gudipati */
6701e353546eSKrishna Gudipati if ((bfa_fcport_is_disabled(bfa) == BFA_FALSE) &&
6702e353546eSKrishna Gudipati (bfa_fcport_is_dport(bfa) == BFA_FALSE)) {
6703e353546eSKrishna Gudipati bfa_trc(dport->bfa, 0);
6704e353546eSKrishna Gudipati return BFA_STATUS_PORT_NOT_DISABLED;
6705e353546eSKrishna Gudipati }
6706e353546eSKrishna Gudipati
6707e353546eSKrishna Gudipati /*
67081a898a79SVijaya Mohan Guvva * Check if dport is in dynamic mode
67091a898a79SVijaya Mohan Guvva */
67101a898a79SVijaya Mohan Guvva if (dport->dynamic)
67111a898a79SVijaya Mohan Guvva return BFA_STATUS_DDPORT_ERR;
67121a898a79SVijaya Mohan Guvva
67131a898a79SVijaya Mohan Guvva /*
6714e353546eSKrishna Gudipati * Check if dport is busy
6715e353546eSKrishna Gudipati */
67161a898a79SVijaya Mohan Guvva if (bfa_dport_is_sending_req(dport))
6717e353546eSKrishna Gudipati return BFA_STATUS_DEVBUSY;
6718e353546eSKrishna Gudipati
6719e353546eSKrishna Gudipati /*
6720e353546eSKrishna Gudipati * Check if dport is already enabled
6721e353546eSKrishna Gudipati */
6722e353546eSKrishna Gudipati if (bfa_sm_cmp_state(dport, bfa_dport_sm_enabled)) {
6723e353546eSKrishna Gudipati bfa_trc(dport->bfa, 0);
6724e353546eSKrishna Gudipati return BFA_STATUS_DPORT_ENABLED;
6725e353546eSKrishna Gudipati }
6726e353546eSKrishna Gudipati
67271a898a79SVijaya Mohan Guvva bfa_trc(dport->bfa, lpcnt);
67281a898a79SVijaya Mohan Guvva bfa_trc(dport->bfa, pat);
67291a898a79SVijaya Mohan Guvva dport->lpcnt = (lpcnt) ? lpcnt : DPORT_ENABLE_LOOPCNT_DEFAULT;
67301a898a79SVijaya Mohan Guvva dport->payload = (pat) ? pat : LB_PATTERN_DEFAULT;
6731e353546eSKrishna Gudipati dport->cbfn = cbfn;
6732e353546eSKrishna Gudipati dport->cbarg = cbarg;
6733e353546eSKrishna Gudipati
6734e353546eSKrishna Gudipati bfa_sm_send_event(dport, BFA_DPORT_SM_ENABLE);
6735e353546eSKrishna Gudipati return BFA_STATUS_OK;
6736e353546eSKrishna Gudipati }
6737e353546eSKrishna Gudipati
6738e353546eSKrishna Gudipati /*
6739e353546eSKrishna Gudipati * Dport disable
6740e353546eSKrishna Gudipati *
6741e353546eSKrishna Gudipati * @param[in] *bfa - bfa data struct
6742e353546eSKrishna Gudipati */
6743e353546eSKrishna Gudipati bfa_status_t
bfa_dport_disable(struct bfa_s * bfa,bfa_cb_diag_t cbfn,void * cbarg)6744e353546eSKrishna Gudipati bfa_dport_disable(struct bfa_s *bfa, bfa_cb_diag_t cbfn, void *cbarg)
6745e353546eSKrishna Gudipati {
6746e353546eSKrishna Gudipati struct bfa_fcdiag_s *fcdiag = BFA_FCDIAG_MOD(bfa);
6747e353546eSKrishna Gudipati struct bfa_dport_s *dport = &fcdiag->dport;
6748e353546eSKrishna Gudipati
6749e353546eSKrishna Gudipati if (bfa_ioc_is_disabled(&bfa->ioc))
6750e353546eSKrishna Gudipati return BFA_STATUS_IOC_DISABLED;
6751e353546eSKrishna Gudipati
6752e353546eSKrishna Gudipati /* if port is PBC disabled, return error */
6753e353546eSKrishna Gudipati if (bfa_fcport_is_pbcdisabled(bfa)) {
6754e353546eSKrishna Gudipati bfa_trc(dport->bfa, BFA_STATUS_PBC);
6755e353546eSKrishna Gudipati return BFA_STATUS_PBC;
6756e353546eSKrishna Gudipati }
6757e353546eSKrishna Gudipati
6758e353546eSKrishna Gudipati /*
67591a898a79SVijaya Mohan Guvva * Check if dport is in dynamic mode
67601a898a79SVijaya Mohan Guvva */
67611a898a79SVijaya Mohan Guvva if (dport->dynamic) {
67621a898a79SVijaya Mohan Guvva return BFA_STATUS_DDPORT_ERR;
67631a898a79SVijaya Mohan Guvva }
67641a898a79SVijaya Mohan Guvva
67651a898a79SVijaya Mohan Guvva /*
6766e353546eSKrishna Gudipati * Check to see if port is disable or in dport state
6767e353546eSKrishna Gudipati */
6768e353546eSKrishna Gudipati if ((bfa_fcport_is_disabled(bfa) == BFA_FALSE) &&
6769e353546eSKrishna Gudipati (bfa_fcport_is_dport(bfa) == BFA_FALSE)) {
6770e353546eSKrishna Gudipati bfa_trc(dport->bfa, 0);
6771e353546eSKrishna Gudipati return BFA_STATUS_PORT_NOT_DISABLED;
6772e353546eSKrishna Gudipati }
6773e353546eSKrishna Gudipati
6774e353546eSKrishna Gudipati /*
6775e353546eSKrishna Gudipati * Check if dport is busy
6776e353546eSKrishna Gudipati */
67771a898a79SVijaya Mohan Guvva if (bfa_dport_is_sending_req(dport))
6778e353546eSKrishna Gudipati return BFA_STATUS_DEVBUSY;
6779e353546eSKrishna Gudipati
6780e353546eSKrishna Gudipati /*
6781e353546eSKrishna Gudipati * Check if dport is already disabled
6782e353546eSKrishna Gudipati */
6783e353546eSKrishna Gudipati if (bfa_sm_cmp_state(dport, bfa_dport_sm_disabled)) {
6784e353546eSKrishna Gudipati bfa_trc(dport->bfa, 0);
6785e353546eSKrishna Gudipati return BFA_STATUS_DPORT_DISABLED;
6786e353546eSKrishna Gudipati }
6787e353546eSKrishna Gudipati
6788e353546eSKrishna Gudipati dport->cbfn = cbfn;
6789e353546eSKrishna Gudipati dport->cbarg = cbarg;
6790e353546eSKrishna Gudipati
6791e353546eSKrishna Gudipati bfa_sm_send_event(dport, BFA_DPORT_SM_DISABLE);
6792e353546eSKrishna Gudipati return BFA_STATUS_OK;
6793e353546eSKrishna Gudipati }
6794e353546eSKrishna Gudipati
6795e353546eSKrishna Gudipati /*
67961a898a79SVijaya Mohan Guvva * Dport start -- restart dport test
6797e353546eSKrishna Gudipati *
6798e353546eSKrishna Gudipati * @param[in] *bfa - bfa data struct
6799e353546eSKrishna Gudipati */
6800e353546eSKrishna Gudipati bfa_status_t
bfa_dport_start(struct bfa_s * bfa,u32 lpcnt,u32 pat,bfa_cb_diag_t cbfn,void * cbarg)68011a898a79SVijaya Mohan Guvva bfa_dport_start(struct bfa_s *bfa, u32 lpcnt, u32 pat,
68021a898a79SVijaya Mohan Guvva bfa_cb_diag_t cbfn, void *cbarg)
6803e353546eSKrishna Gudipati {
6804e353546eSKrishna Gudipati struct bfa_fcdiag_s *fcdiag = BFA_FCDIAG_MOD(bfa);
6805e353546eSKrishna Gudipati struct bfa_dport_s *dport = &fcdiag->dport;
6806e353546eSKrishna Gudipati
68071a898a79SVijaya Mohan Guvva /*
68081a898a79SVijaya Mohan Guvva * Check to see if IOC is down
68091a898a79SVijaya Mohan Guvva */
68101a898a79SVijaya Mohan Guvva if (!bfa_iocfc_is_operational(bfa))
68111a898a79SVijaya Mohan Guvva return BFA_STATUS_IOC_NON_OP;
68121a898a79SVijaya Mohan Guvva
68131a898a79SVijaya Mohan Guvva /*
68141a898a79SVijaya Mohan Guvva * Check if dport is in dynamic mode
68151a898a79SVijaya Mohan Guvva */
68161a898a79SVijaya Mohan Guvva if (dport->dynamic)
68171a898a79SVijaya Mohan Guvva return BFA_STATUS_DDPORT_ERR;
68181a898a79SVijaya Mohan Guvva
68191a898a79SVijaya Mohan Guvva /*
68201a898a79SVijaya Mohan Guvva * Check if dport is busy
68211a898a79SVijaya Mohan Guvva */
68221a898a79SVijaya Mohan Guvva if (bfa_dport_is_sending_req(dport))
68231a898a79SVijaya Mohan Guvva return BFA_STATUS_DEVBUSY;
68241a898a79SVijaya Mohan Guvva
68251a898a79SVijaya Mohan Guvva /*
68261a898a79SVijaya Mohan Guvva * Check if dport is in enabled state.
68271a898a79SVijaya Mohan Guvva * Test can only be restart when previous test has completed
68281a898a79SVijaya Mohan Guvva */
68291a898a79SVijaya Mohan Guvva if (!bfa_sm_cmp_state(dport, bfa_dport_sm_enabled)) {
68301a898a79SVijaya Mohan Guvva bfa_trc(dport->bfa, 0);
68311a898a79SVijaya Mohan Guvva return BFA_STATUS_DPORT_DISABLED;
68321a898a79SVijaya Mohan Guvva
68331a898a79SVijaya Mohan Guvva } else {
68341a898a79SVijaya Mohan Guvva if (dport->test_state == BFA_DPORT_ST_NO_SFP)
68351a898a79SVijaya Mohan Guvva return BFA_STATUS_DPORT_INV_SFP;
68361a898a79SVijaya Mohan Guvva
68371a898a79SVijaya Mohan Guvva if (dport->test_state == BFA_DPORT_ST_INP)
68381a898a79SVijaya Mohan Guvva return BFA_STATUS_DEVBUSY;
68391a898a79SVijaya Mohan Guvva
68401a898a79SVijaya Mohan Guvva WARN_ON(dport->test_state != BFA_DPORT_ST_COMP);
6841e353546eSKrishna Gudipati }
68421a898a79SVijaya Mohan Guvva
68431a898a79SVijaya Mohan Guvva bfa_trc(dport->bfa, lpcnt);
68441a898a79SVijaya Mohan Guvva bfa_trc(dport->bfa, pat);
68451a898a79SVijaya Mohan Guvva
68461a898a79SVijaya Mohan Guvva dport->lpcnt = (lpcnt) ? lpcnt : DPORT_ENABLE_LOOPCNT_DEFAULT;
68471a898a79SVijaya Mohan Guvva dport->payload = (pat) ? pat : LB_PATTERN_DEFAULT;
68481a898a79SVijaya Mohan Guvva
68491a898a79SVijaya Mohan Guvva dport->cbfn = cbfn;
68501a898a79SVijaya Mohan Guvva dport->cbarg = cbarg;
68511a898a79SVijaya Mohan Guvva
68521a898a79SVijaya Mohan Guvva bfa_sm_send_event(dport, BFA_DPORT_SM_START);
68531a898a79SVijaya Mohan Guvva return BFA_STATUS_OK;
68541a898a79SVijaya Mohan Guvva }
68551a898a79SVijaya Mohan Guvva
68561a898a79SVijaya Mohan Guvva /*
68571a898a79SVijaya Mohan Guvva * Dport show -- return dport test result
68581a898a79SVijaya Mohan Guvva *
68591a898a79SVijaya Mohan Guvva * @param[in] *bfa - bfa data struct
68601a898a79SVijaya Mohan Guvva */
68611a898a79SVijaya Mohan Guvva bfa_status_t
bfa_dport_show(struct bfa_s * bfa,struct bfa_diag_dport_result_s * result)68621a898a79SVijaya Mohan Guvva bfa_dport_show(struct bfa_s *bfa, struct bfa_diag_dport_result_s *result)
68631a898a79SVijaya Mohan Guvva {
68641a898a79SVijaya Mohan Guvva struct bfa_fcdiag_s *fcdiag = BFA_FCDIAG_MOD(bfa);
68651a898a79SVijaya Mohan Guvva struct bfa_dport_s *dport = &fcdiag->dport;
68661a898a79SVijaya Mohan Guvva
68671a898a79SVijaya Mohan Guvva /*
68681a898a79SVijaya Mohan Guvva * Check to see if IOC is down
68691a898a79SVijaya Mohan Guvva */
68701a898a79SVijaya Mohan Guvva if (!bfa_iocfc_is_operational(bfa))
68711a898a79SVijaya Mohan Guvva return BFA_STATUS_IOC_NON_OP;
68721a898a79SVijaya Mohan Guvva
68731a898a79SVijaya Mohan Guvva /*
68741a898a79SVijaya Mohan Guvva * Check if dport is busy
68751a898a79SVijaya Mohan Guvva */
68761a898a79SVijaya Mohan Guvva if (bfa_dport_is_sending_req(dport))
68771a898a79SVijaya Mohan Guvva return BFA_STATUS_DEVBUSY;
68781a898a79SVijaya Mohan Guvva
68791a898a79SVijaya Mohan Guvva /*
68801a898a79SVijaya Mohan Guvva * Check if dport is in enabled state.
68811a898a79SVijaya Mohan Guvva */
68821a898a79SVijaya Mohan Guvva if (!bfa_sm_cmp_state(dport, bfa_dport_sm_enabled)) {
68831a898a79SVijaya Mohan Guvva bfa_trc(dport->bfa, 0);
68841a898a79SVijaya Mohan Guvva return BFA_STATUS_DPORT_DISABLED;
68851a898a79SVijaya Mohan Guvva
68861a898a79SVijaya Mohan Guvva }
68871a898a79SVijaya Mohan Guvva
68881a898a79SVijaya Mohan Guvva /*
68891a898a79SVijaya Mohan Guvva * Check if there is SFP
68901a898a79SVijaya Mohan Guvva */
68911a898a79SVijaya Mohan Guvva if (dport->test_state == BFA_DPORT_ST_NO_SFP)
68921a898a79SVijaya Mohan Guvva return BFA_STATUS_DPORT_INV_SFP;
68931a898a79SVijaya Mohan Guvva
68941a898a79SVijaya Mohan Guvva memcpy(result, &dport->result, sizeof(struct bfa_diag_dport_result_s));
68951a898a79SVijaya Mohan Guvva
6896e353546eSKrishna Gudipati return BFA_STATUS_OK;
6897e353546eSKrishna Gudipati }
6898