1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*  Marvell OcteonTx2 RVU Admin Function driver
3  *
4  * Copyright (C) 2018 Marvell International Ltd.
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License version 2 as
8  * published by the Free Software Foundation.
9  */
10 
11 #ifndef MBOX_H
12 #define MBOX_H
13 
14 #include <linux/etherdevice.h>
15 #include <linux/sizes.h>
16 
17 #include "rvu_struct.h"
18 #include "common.h"
19 
20 #define MBOX_SIZE		SZ_64K
21 
22 /* AF/PF: PF initiated, PF/VF VF initiated */
23 #define MBOX_DOWN_RX_START	0
24 #define MBOX_DOWN_RX_SIZE	(46 * SZ_1K)
25 #define MBOX_DOWN_TX_START	(MBOX_DOWN_RX_START + MBOX_DOWN_RX_SIZE)
26 #define MBOX_DOWN_TX_SIZE	(16 * SZ_1K)
27 /* AF/PF: AF initiated, PF/VF PF initiated */
28 #define MBOX_UP_RX_START	(MBOX_DOWN_TX_START + MBOX_DOWN_TX_SIZE)
29 #define MBOX_UP_RX_SIZE		SZ_1K
30 #define MBOX_UP_TX_START	(MBOX_UP_RX_START + MBOX_UP_RX_SIZE)
31 #define MBOX_UP_TX_SIZE		SZ_1K
32 
33 #if MBOX_UP_TX_SIZE + MBOX_UP_TX_START != MBOX_SIZE
34 # error "incorrect mailbox area sizes"
35 #endif
36 
37 #define INTR_MASK(pfvfs) ((pfvfs < 64) ? (BIT_ULL(pfvfs) - 1) : (~0ull))
38 
39 #define MBOX_RSP_TIMEOUT	3000 /* Time(ms) to wait for mbox response */
40 
41 #define MBOX_MSG_ALIGN		16  /* Align mbox msg start to 16bytes */
42 
43 /* Mailbox directions */
44 #define MBOX_DIR_AFPF		0  /* AF replies to PF */
45 #define MBOX_DIR_PFAF		1  /* PF sends messages to AF */
46 #define MBOX_DIR_PFVF		2  /* PF replies to VF */
47 #define MBOX_DIR_VFPF		3  /* VF sends messages to PF */
48 #define MBOX_DIR_AFPF_UP	4  /* AF sends messages to PF */
49 #define MBOX_DIR_PFAF_UP	5  /* PF replies to AF */
50 #define MBOX_DIR_PFVF_UP	6  /* PF sends messages to VF */
51 #define MBOX_DIR_VFPF_UP	7  /* VF replies to PF */
52 
53 struct otx2_mbox_dev {
54 	void	    *mbase;   /* This dev's mbox region */
55 	void	    *hwbase;
56 	spinlock_t  mbox_lock;
57 	u16         msg_size; /* Total msg size to be sent */
58 	u16         rsp_size; /* Total rsp size to be sure the reply is ok */
59 	u16         num_msgs; /* No of msgs sent or waiting for response */
60 	u16         msgs_acked; /* No of msgs for which response is received */
61 };
62 
63 struct otx2_mbox {
64 	struct pci_dev *pdev;
65 	void   *hwbase;  /* Mbox region advertised by HW */
66 	void   *reg_base;/* CSR base for this dev */
67 	u64    trigger;  /* Trigger mbox notification */
68 	u16    tr_shift; /* Mbox trigger shift */
69 	u64    rx_start; /* Offset of Rx region in mbox memory */
70 	u64    tx_start; /* Offset of Tx region in mbox memory */
71 	u16    rx_size;  /* Size of Rx region */
72 	u16    tx_size;  /* Size of Tx region */
73 	u16    ndevs;    /* The number of peers */
74 	struct otx2_mbox_dev *dev;
75 };
76 
77 /* Header which precedes all mbox messages */
78 struct mbox_hdr {
79 	u64 msg_size;	/* Total msgs size embedded */
80 	u16  num_msgs;   /* No of msgs embedded */
81 };
82 
83 /* Header which precedes every msg and is also part of it */
84 struct mbox_msghdr {
85 	u16 pcifunc;     /* Who's sending this msg */
86 	u16 id;          /* Mbox message ID */
87 #define OTX2_MBOX_REQ_SIG (0xdead)
88 #define OTX2_MBOX_RSP_SIG (0xbeef)
89 	u16 sig;         /* Signature, for validating corrupted msgs */
90 #define OTX2_MBOX_VERSION (0x0007)
91 	u16 ver;         /* Version of msg's structure for this ID */
92 	u16 next_msgoff; /* Offset of next msg within mailbox region */
93 	int rc;          /* Msg process'ed response code */
94 };
95 
96 void otx2_mbox_reset(struct otx2_mbox *mbox, int devid);
97 void __otx2_mbox_reset(struct otx2_mbox *mbox, int devid);
98 void otx2_mbox_destroy(struct otx2_mbox *mbox);
99 int otx2_mbox_init(struct otx2_mbox *mbox, void __force *hwbase,
100 		   struct pci_dev *pdev, void __force *reg_base,
101 		   int direction, int ndevs);
102 int otx2_mbox_regions_init(struct otx2_mbox *mbox, void __force **hwbase,
103 			   struct pci_dev *pdev, void __force *reg_base,
104 			   int direction, int ndevs);
105 void otx2_mbox_msg_send(struct otx2_mbox *mbox, int devid);
106 int otx2_mbox_wait_for_rsp(struct otx2_mbox *mbox, int devid);
107 int otx2_mbox_busy_poll_for_rsp(struct otx2_mbox *mbox, int devid);
108 struct mbox_msghdr *otx2_mbox_alloc_msg_rsp(struct otx2_mbox *mbox, int devid,
109 					    int size, int size_rsp);
110 struct mbox_msghdr *otx2_mbox_get_rsp(struct otx2_mbox *mbox, int devid,
111 				      struct mbox_msghdr *msg);
112 int otx2_mbox_check_rsp_msgs(struct otx2_mbox *mbox, int devid);
113 int otx2_reply_invalid_msg(struct otx2_mbox *mbox, int devid,
114 			   u16 pcifunc, u16 id);
115 bool otx2_mbox_nonempty(struct otx2_mbox *mbox, int devid);
116 const char *otx2_mbox_id2name(u16 id);
117 static inline struct mbox_msghdr *otx2_mbox_alloc_msg(struct otx2_mbox *mbox,
118 						      int devid, int size)
119 {
120 	return otx2_mbox_alloc_msg_rsp(mbox, devid, size, 0);
121 }
122 
123 /* Mailbox message types */
124 #define MBOX_MSG_MASK				0xFFFF
125 #define MBOX_MSG_INVALID			0xFFFE
126 #define MBOX_MSG_MAX				0xFFFF
127 
128 #define MBOX_MESSAGES							\
129 /* Generic mbox IDs (range 0x000 - 0x1FF) */				\
130 M(READY,		0x001, ready, msg_req, ready_msg_rsp)		\
131 M(ATTACH_RESOURCES,	0x002, attach_resources, rsrc_attach, msg_rsp)	\
132 M(DETACH_RESOURCES,	0x003, detach_resources, rsrc_detach, msg_rsp)	\
133 M(MSIX_OFFSET,		0x005, msix_offset, msg_req, msix_offset_rsp)	\
134 M(VF_FLR,		0x006, vf_flr, msg_req, msg_rsp)		\
135 M(PTP_OP,		0x007, ptp_op, ptp_req, ptp_rsp)		\
136 M(GET_HW_CAP,		0x008, get_hw_cap, msg_req, get_hw_cap_rsp)	\
137 /* CGX mbox IDs (range 0x200 - 0x3FF) */				\
138 M(CGX_START_RXTX,	0x200, cgx_start_rxtx, msg_req, msg_rsp)	\
139 M(CGX_STOP_RXTX,	0x201, cgx_stop_rxtx, msg_req, msg_rsp)		\
140 M(CGX_STATS,		0x202, cgx_stats, msg_req, cgx_stats_rsp)	\
141 M(CGX_MAC_ADDR_SET,	0x203, cgx_mac_addr_set, cgx_mac_addr_set_or_get,    \
142 				cgx_mac_addr_set_or_get)		\
143 M(CGX_MAC_ADDR_GET,	0x204, cgx_mac_addr_get, cgx_mac_addr_set_or_get,    \
144 				cgx_mac_addr_set_or_get)		\
145 M(CGX_PROMISC_ENABLE,	0x205, cgx_promisc_enable, msg_req, msg_rsp)	\
146 M(CGX_PROMISC_DISABLE,	0x206, cgx_promisc_disable, msg_req, msg_rsp)	\
147 M(CGX_START_LINKEVENTS, 0x207, cgx_start_linkevents, msg_req, msg_rsp)	\
148 M(CGX_STOP_LINKEVENTS,	0x208, cgx_stop_linkevents, msg_req, msg_rsp)	\
149 M(CGX_GET_LINKINFO,	0x209, cgx_get_linkinfo, msg_req, cgx_link_info_msg) \
150 M(CGX_INTLBK_ENABLE,	0x20A, cgx_intlbk_enable, msg_req, msg_rsp)	\
151 M(CGX_INTLBK_DISABLE,	0x20B, cgx_intlbk_disable, msg_req, msg_rsp)	\
152 M(CGX_PTP_RX_ENABLE,	0x20C, cgx_ptp_rx_enable, msg_req, msg_rsp)	\
153 M(CGX_PTP_RX_DISABLE,	0x20D, cgx_ptp_rx_disable, msg_req, msg_rsp)	\
154 M(CGX_CFG_PAUSE_FRM,	0x20E, cgx_cfg_pause_frm, cgx_pause_frm_cfg,	\
155 			       cgx_pause_frm_cfg)			\
156 M(CGX_FEC_SET,		0x210, cgx_set_fec_param, fec_mode, fec_mode)   \
157 M(CGX_FEC_STATS,	0x211, cgx_fec_stats, msg_req, cgx_fec_stats_rsp) \
158 M(CGX_GET_PHY_FEC_STATS, 0x212, cgx_get_phy_fec_stats, msg_req, msg_rsp) \
159 M(CGX_FW_DATA_GET,	0x213, cgx_get_aux_link_info, msg_req, cgx_fw_data) \
160 M(CGX_SET_LINK_MODE,	0x214, cgx_set_link_mode, cgx_set_link_mode_req,\
161 			       cgx_set_link_mode_rsp)	\
162 M(CGX_FEATURES_GET,	0x215, cgx_features_get, msg_req,		\
163 			       cgx_features_info_msg)			\
164 M(RPM_STATS,		0x216, rpm_stats, msg_req, rpm_stats_rsp)	\
165  /* NPA mbox IDs (range 0x400 - 0x5FF) */				\
166 /* NPA mbox IDs (range 0x400 - 0x5FF) */				\
167 M(NPA_LF_ALLOC,		0x400, npa_lf_alloc,				\
168 				npa_lf_alloc_req, npa_lf_alloc_rsp)	\
169 M(NPA_LF_FREE,		0x401, npa_lf_free, msg_req, msg_rsp)		\
170 M(NPA_AQ_ENQ,		0x402, npa_aq_enq, npa_aq_enq_req, npa_aq_enq_rsp)   \
171 M(NPA_HWCTX_DISABLE,	0x403, npa_hwctx_disable, hwctx_disable_req, msg_rsp)\
172 /* SSO/SSOW mbox IDs (range 0x600 - 0x7FF) */				\
173 /* TIM mbox IDs (range 0x800 - 0x9FF) */				\
174 /* CPT mbox IDs (range 0xA00 - 0xBFF) */				\
175 M(CPT_LF_ALLOC,		0xA00, cpt_lf_alloc, cpt_lf_alloc_req_msg,	\
176 			       msg_rsp)					\
177 M(CPT_LF_FREE,		0xA01, cpt_lf_free, msg_req, msg_rsp)		\
178 M(CPT_RD_WR_REGISTER,	0xA02, cpt_rd_wr_register,  cpt_rd_wr_reg_msg,	\
179 			       cpt_rd_wr_reg_msg)			\
180 M(CPT_STATS,            0xA05, cpt_sts, cpt_sts_req, cpt_sts_rsp)	\
181 M(CPT_RXC_TIME_CFG,     0xA06, cpt_rxc_time_cfg, cpt_rxc_time_cfg_req,  \
182 			       msg_rsp)                                 \
183 /* NPC mbox IDs (range 0x6000 - 0x7FFF) */				\
184 M(NPC_MCAM_ALLOC_ENTRY,	0x6000, npc_mcam_alloc_entry, npc_mcam_alloc_entry_req,\
185 				npc_mcam_alloc_entry_rsp)		\
186 M(NPC_MCAM_FREE_ENTRY,	0x6001, npc_mcam_free_entry,			\
187 				 npc_mcam_free_entry_req, msg_rsp)	\
188 M(NPC_MCAM_WRITE_ENTRY,	0x6002, npc_mcam_write_entry,			\
189 				 npc_mcam_write_entry_req, msg_rsp)	\
190 M(NPC_MCAM_ENA_ENTRY,   0x6003, npc_mcam_ena_entry,			\
191 				 npc_mcam_ena_dis_entry_req, msg_rsp)	\
192 M(NPC_MCAM_DIS_ENTRY,   0x6004, npc_mcam_dis_entry,			\
193 				 npc_mcam_ena_dis_entry_req, msg_rsp)	\
194 M(NPC_MCAM_SHIFT_ENTRY, 0x6005, npc_mcam_shift_entry, npc_mcam_shift_entry_req,\
195 				npc_mcam_shift_entry_rsp)		\
196 M(NPC_MCAM_ALLOC_COUNTER, 0x6006, npc_mcam_alloc_counter,		\
197 					npc_mcam_alloc_counter_req,	\
198 					npc_mcam_alloc_counter_rsp)	\
199 M(NPC_MCAM_FREE_COUNTER,  0x6007, npc_mcam_free_counter,		\
200 				    npc_mcam_oper_counter_req, msg_rsp)	\
201 M(NPC_MCAM_UNMAP_COUNTER, 0x6008, npc_mcam_unmap_counter,		\
202 				   npc_mcam_unmap_counter_req, msg_rsp)	\
203 M(NPC_MCAM_CLEAR_COUNTER, 0x6009, npc_mcam_clear_counter,		\
204 				   npc_mcam_oper_counter_req, msg_rsp)	\
205 M(NPC_MCAM_COUNTER_STATS, 0x600a, npc_mcam_counter_stats,		\
206 				   npc_mcam_oper_counter_req,		\
207 				   npc_mcam_oper_counter_rsp)		\
208 M(NPC_MCAM_ALLOC_AND_WRITE_ENTRY, 0x600b, npc_mcam_alloc_and_write_entry,      \
209 					  npc_mcam_alloc_and_write_entry_req,  \
210 					  npc_mcam_alloc_and_write_entry_rsp)  \
211 M(NPC_GET_KEX_CFG,	  0x600c, npc_get_kex_cfg,			\
212 				   msg_req, npc_get_kex_cfg_rsp)	\
213 M(NPC_INSTALL_FLOW,	  0x600d, npc_install_flow,			       \
214 				  npc_install_flow_req, npc_install_flow_rsp)  \
215 M(NPC_DELETE_FLOW,	  0x600e, npc_delete_flow,			\
216 				  npc_delete_flow_req, msg_rsp)		\
217 M(NPC_MCAM_READ_ENTRY,	  0x600f, npc_mcam_read_entry,			\
218 				  npc_mcam_read_entry_req,		\
219 				  npc_mcam_read_entry_rsp)		\
220 M(NPC_MCAM_READ_BASE_RULE, 0x6011, npc_read_base_steer_rule,            \
221 				   msg_req, npc_mcam_read_base_rule_rsp)  \
222 M(NPC_MCAM_GET_STATS, 0x6012, npc_mcam_entry_stats,                     \
223 				   npc_mcam_get_stats_req,              \
224 				   npc_mcam_get_stats_rsp)              \
225 /* NIX mbox IDs (range 0x8000 - 0xFFFF) */				\
226 M(NIX_LF_ALLOC,		0x8000, nix_lf_alloc,				\
227 				 nix_lf_alloc_req, nix_lf_alloc_rsp)	\
228 M(NIX_LF_FREE,		0x8001, nix_lf_free, nix_lf_free_req, msg_rsp)	\
229 M(NIX_AQ_ENQ,		0x8002, nix_aq_enq, nix_aq_enq_req, nix_aq_enq_rsp)  \
230 M(NIX_HWCTX_DISABLE,	0x8003, nix_hwctx_disable,			\
231 				 hwctx_disable_req, msg_rsp)		\
232 M(NIX_TXSCH_ALLOC,	0x8004, nix_txsch_alloc,			\
233 				 nix_txsch_alloc_req, nix_txsch_alloc_rsp)   \
234 M(NIX_TXSCH_FREE,	0x8005, nix_txsch_free, nix_txsch_free_req, msg_rsp) \
235 M(NIX_TXSCHQ_CFG,	0x8006, nix_txschq_cfg, nix_txschq_config, msg_rsp)  \
236 M(NIX_STATS_RST,	0x8007, nix_stats_rst, msg_req, msg_rsp)	\
237 M(NIX_VTAG_CFG,		0x8008, nix_vtag_cfg, nix_vtag_config,		\
238 				 nix_vtag_config_rsp)			\
239 M(NIX_RSS_FLOWKEY_CFG,  0x8009, nix_rss_flowkey_cfg,			\
240 				 nix_rss_flowkey_cfg,			\
241 				 nix_rss_flowkey_cfg_rsp)		\
242 M(NIX_SET_MAC_ADDR,	0x800a, nix_set_mac_addr, nix_set_mac_addr, msg_rsp) \
243 M(NIX_SET_RX_MODE,	0x800b, nix_set_rx_mode, nix_rx_mode, msg_rsp)	\
244 M(NIX_SET_HW_FRS,	0x800c, nix_set_hw_frs, nix_frs_cfg, msg_rsp)	\
245 M(NIX_LF_START_RX,	0x800d, nix_lf_start_rx, msg_req, msg_rsp)	\
246 M(NIX_LF_STOP_RX,	0x800e, nix_lf_stop_rx, msg_req, msg_rsp)	\
247 M(NIX_MARK_FORMAT_CFG,	0x800f, nix_mark_format_cfg,			\
248 				 nix_mark_format_cfg,			\
249 				 nix_mark_format_cfg_rsp)		\
250 M(NIX_SET_RX_CFG,	0x8010, nix_set_rx_cfg, nix_rx_cfg, msg_rsp)	\
251 M(NIX_LSO_FORMAT_CFG,	0x8011, nix_lso_format_cfg,			\
252 				 nix_lso_format_cfg,			\
253 				 nix_lso_format_cfg_rsp)		\
254 M(NIX_LF_PTP_TX_ENABLE, 0x8013, nix_lf_ptp_tx_enable, msg_req, msg_rsp)	\
255 M(NIX_LF_PTP_TX_DISABLE, 0x8014, nix_lf_ptp_tx_disable, msg_req, msg_rsp) \
256 M(NIX_BP_ENABLE,	0x8016, nix_bp_enable, nix_bp_cfg_req,	\
257 				nix_bp_cfg_rsp)	\
258 M(NIX_BP_DISABLE,	0x8017, nix_bp_disable, nix_bp_cfg_req, msg_rsp) \
259 M(NIX_GET_MAC_ADDR, 0x8018, nix_get_mac_addr, msg_req, nix_get_mac_addr_rsp) \
260 M(NIX_CN10K_AQ_ENQ,	0x8019, nix_cn10k_aq_enq, nix_cn10k_aq_enq_req, \
261 				nix_cn10k_aq_enq_rsp)			\
262 M(NIX_GET_HW_INFO,	0x801a, nix_get_hw_info, msg_req, nix_hw_info)
263 
264 /* Messages initiated by AF (range 0xC00 - 0xDFF) */
265 #define MBOX_UP_CGX_MESSAGES						\
266 M(CGX_LINK_EVENT,	0xC00, cgx_link_event, cgx_link_info_msg, msg_rsp)
267 
268 enum {
269 #define M(_name, _id, _1, _2, _3) MBOX_MSG_ ## _name = _id,
270 MBOX_MESSAGES
271 MBOX_UP_CGX_MESSAGES
272 #undef M
273 };
274 
275 /* Mailbox message formats */
276 
277 #define RVU_DEFAULT_PF_FUNC     0xFFFF
278 
279 /* Generic request msg used for those mbox messages which
280  * don't send any data in the request.
281  */
282 struct msg_req {
283 	struct mbox_msghdr hdr;
284 };
285 
286 /* Generic response msg used an ack or response for those mbox
287  * messages which don't have a specific rsp msg format.
288  */
289 struct msg_rsp {
290 	struct mbox_msghdr hdr;
291 };
292 
293 /* RVU mailbox error codes
294  * Range 256 - 300.
295  */
296 enum rvu_af_status {
297 	RVU_INVALID_VF_ID           = -256,
298 };
299 
300 struct ready_msg_rsp {
301 	struct mbox_msghdr hdr;
302 	u16    sclk_freq;	/* SCLK frequency (in MHz) */
303 	u16    rclk_freq;	/* RCLK frequency (in MHz) */
304 };
305 
306 /* Structure for requesting resource provisioning.
307  * 'modify' flag to be used when either requesting more
308  * or to detach partial of a certain resource type.
309  * Rest of the fields specify how many of what type to
310  * be attached.
311  * To request LFs from two blocks of same type this mailbox
312  * can be sent twice as below:
313  *      struct rsrc_attach *attach;
314  *       .. Allocate memory for message ..
315  *       attach->cptlfs = 3; <3 LFs from CPT0>
316  *       .. Send message ..
317  *       .. Allocate memory for message ..
318  *       attach->modify = 1;
319  *       attach->cpt_blkaddr = BLKADDR_CPT1;
320  *       attach->cptlfs = 2; <2 LFs from CPT1>
321  *       .. Send message ..
322  */
323 struct rsrc_attach {
324 	struct mbox_msghdr hdr;
325 	u8   modify:1;
326 	u8   npalf:1;
327 	u8   nixlf:1;
328 	u16  sso;
329 	u16  ssow;
330 	u16  timlfs;
331 	u16  cptlfs;
332 	int  cpt_blkaddr; /* BLKADDR_CPT0/BLKADDR_CPT1 or 0 for BLKADDR_CPT0 */
333 };
334 
335 /* Structure for relinquishing resources.
336  * 'partial' flag to be used when relinquishing all resources
337  * but only of a certain type. If not set, all resources of all
338  * types provisioned to the RVU function will be detached.
339  */
340 struct rsrc_detach {
341 	struct mbox_msghdr hdr;
342 	u8 partial:1;
343 	u8 npalf:1;
344 	u8 nixlf:1;
345 	u8 sso:1;
346 	u8 ssow:1;
347 	u8 timlfs:1;
348 	u8 cptlfs:1;
349 };
350 
351 #define MSIX_VECTOR_INVALID	0xFFFF
352 #define MAX_RVU_BLKLF_CNT	256
353 
354 struct msix_offset_rsp {
355 	struct mbox_msghdr hdr;
356 	u16  npa_msixoff;
357 	u16  nix_msixoff;
358 	u8   sso;
359 	u8   ssow;
360 	u8   timlfs;
361 	u8   cptlfs;
362 	u16  sso_msixoff[MAX_RVU_BLKLF_CNT];
363 	u16  ssow_msixoff[MAX_RVU_BLKLF_CNT];
364 	u16  timlf_msixoff[MAX_RVU_BLKLF_CNT];
365 	u16  cptlf_msixoff[MAX_RVU_BLKLF_CNT];
366 	u8   cpt1_lfs;
367 	u16  cpt1_lf_msixoff[MAX_RVU_BLKLF_CNT];
368 };
369 
370 struct get_hw_cap_rsp {
371 	struct mbox_msghdr hdr;
372 	u8 nix_fixed_txschq_mapping; /* Schq mapping fixed or flexible */
373 	u8 nix_shaping;		     /* Is shaping and coloring supported */
374 };
375 
376 /* CGX mbox message formats */
377 
378 struct cgx_stats_rsp {
379 	struct mbox_msghdr hdr;
380 #define CGX_RX_STATS_COUNT	9
381 #define CGX_TX_STATS_COUNT	18
382 	u64 rx_stats[CGX_RX_STATS_COUNT];
383 	u64 tx_stats[CGX_TX_STATS_COUNT];
384 };
385 
386 struct cgx_fec_stats_rsp {
387 	struct mbox_msghdr hdr;
388 	u64 fec_corr_blks;
389 	u64 fec_uncorr_blks;
390 };
391 /* Structure for requesting the operation for
392  * setting/getting mac address in the CGX interface
393  */
394 struct cgx_mac_addr_set_or_get {
395 	struct mbox_msghdr hdr;
396 	u8 mac_addr[ETH_ALEN];
397 };
398 
399 struct cgx_link_user_info {
400 	uint64_t link_up:1;
401 	uint64_t full_duplex:1;
402 	uint64_t lmac_type_id:4;
403 	uint64_t speed:20; /* speed in Mbps */
404 	uint64_t an:1;		/* AN supported or not */
405 	uint64_t fec:2;	 /* FEC type if enabled else 0 */
406 #define LMACTYPE_STR_LEN 16
407 	char lmac_type[LMACTYPE_STR_LEN];
408 };
409 
410 struct cgx_link_info_msg {
411 	struct mbox_msghdr hdr;
412 	struct cgx_link_user_info link_info;
413 };
414 
415 struct cgx_pause_frm_cfg {
416 	struct mbox_msghdr hdr;
417 	u8 set;
418 	/* set = 1 if the request is to config pause frames */
419 	/* set = 0 if the request is to fetch pause frames config */
420 	u8 rx_pause;
421 	u8 tx_pause;
422 };
423 
424 enum fec_type {
425 	OTX2_FEC_NONE,
426 	OTX2_FEC_BASER,
427 	OTX2_FEC_RS,
428 	OTX2_FEC_STATS_CNT = 2,
429 	OTX2_FEC_OFF,
430 };
431 
432 struct fec_mode {
433 	struct mbox_msghdr hdr;
434 	int fec;
435 };
436 
437 struct sfp_eeprom_s {
438 #define SFP_EEPROM_SIZE 256
439 	u16 sff_id;
440 	u8 buf[SFP_EEPROM_SIZE];
441 	u64 reserved;
442 };
443 
444 struct phy_s {
445 	struct {
446 		u64 can_change_mod_type:1;
447 		u64 mod_type:1;
448 		u64 has_fec_stats:1;
449 	} misc;
450 	struct fec_stats_s {
451 		u32 rsfec_corr_cws;
452 		u32 rsfec_uncorr_cws;
453 		u32 brfec_corr_blks;
454 		u32 brfec_uncorr_blks;
455 	} fec_stats;
456 };
457 
458 struct cgx_lmac_fwdata_s {
459 	u16 rw_valid;
460 	u64 supported_fec;
461 	u64 supported_an;
462 	u64 supported_link_modes;
463 	/* only applicable if AN is supported */
464 	u64 advertised_fec;
465 	u64 advertised_link_modes;
466 	/* Only applicable if SFP/QSFP slot is present */
467 	struct sfp_eeprom_s sfp_eeprom;
468 	struct phy_s phy;
469 #define LMAC_FWDATA_RESERVED_MEM 1021
470 	u64 reserved[LMAC_FWDATA_RESERVED_MEM];
471 };
472 
473 struct cgx_fw_data {
474 	struct mbox_msghdr hdr;
475 	struct cgx_lmac_fwdata_s fwdata;
476 };
477 
478 struct cgx_set_link_mode_args {
479 	u32 speed;
480 	u8 duplex;
481 	u8 an;
482 	u8 ports;
483 	u64 mode;
484 };
485 
486 struct cgx_set_link_mode_req {
487 #define AUTONEG_UNKNOWN		0xff
488 	struct mbox_msghdr hdr;
489 	struct cgx_set_link_mode_args args;
490 };
491 
492 struct cgx_set_link_mode_rsp {
493 	struct mbox_msghdr hdr;
494 	int status;
495 };
496 
497 #define RVU_LMAC_FEAT_FC		BIT_ULL(0) /* pause frames */
498 #define RVU_LMAC_FEAT_PTP		BIT_ULL(1) /* precision time protocol */
499 #define RVU_MAC_VERSION			BIT_ULL(2)
500 #define RVU_MAC_CGX			BIT_ULL(3)
501 #define RVU_MAC_RPM			BIT_ULL(4)
502 
503 struct cgx_features_info_msg {
504 	struct mbox_msghdr hdr;
505 	u64    lmac_features;
506 };
507 
508 struct rpm_stats_rsp {
509 	struct mbox_msghdr hdr;
510 #define RPM_RX_STATS_COUNT		43
511 #define RPM_TX_STATS_COUNT		34
512 	u64 rx_stats[RPM_RX_STATS_COUNT];
513 	u64 tx_stats[RPM_TX_STATS_COUNT];
514 };
515 
516 /* NPA mbox message formats */
517 
518 /* NPA mailbox error codes
519  * Range 301 - 400.
520  */
521 enum npa_af_status {
522 	NPA_AF_ERR_PARAM            = -301,
523 	NPA_AF_ERR_AQ_FULL          = -302,
524 	NPA_AF_ERR_AQ_ENQUEUE       = -303,
525 	NPA_AF_ERR_AF_LF_INVALID    = -304,
526 	NPA_AF_ERR_AF_LF_ALLOC      = -305,
527 	NPA_AF_ERR_LF_RESET         = -306,
528 };
529 
530 /* For NPA LF context alloc and init */
531 struct npa_lf_alloc_req {
532 	struct mbox_msghdr hdr;
533 	int node;
534 	int aura_sz;  /* No of auras */
535 	u32 nr_pools; /* No of pools */
536 	u64 way_mask;
537 };
538 
539 struct npa_lf_alloc_rsp {
540 	struct mbox_msghdr hdr;
541 	u32 stack_pg_ptrs;  /* No of ptrs per stack page */
542 	u32 stack_pg_bytes; /* Size of stack page */
543 	u16 qints; /* NPA_AF_CONST::QINTS */
544 };
545 
546 /* NPA AQ enqueue msg */
547 struct npa_aq_enq_req {
548 	struct mbox_msghdr hdr;
549 	u32 aura_id;
550 	u8 ctype;
551 	u8 op;
552 	union {
553 		/* Valid when op == WRITE/INIT and ctype == AURA.
554 		 * LF fills the pool_id in aura.pool_addr. AF will translate
555 		 * the pool_id to pool context pointer.
556 		 */
557 		struct npa_aura_s aura;
558 		/* Valid when op == WRITE/INIT and ctype == POOL */
559 		struct npa_pool_s pool;
560 	};
561 	/* Mask data when op == WRITE (1=write, 0=don't write) */
562 	union {
563 		/* Valid when op == WRITE and ctype == AURA */
564 		struct npa_aura_s aura_mask;
565 		/* Valid when op == WRITE and ctype == POOL */
566 		struct npa_pool_s pool_mask;
567 	};
568 };
569 
570 struct npa_aq_enq_rsp {
571 	struct mbox_msghdr hdr;
572 	union {
573 		/* Valid when op == READ and ctype == AURA */
574 		struct npa_aura_s aura;
575 		/* Valid when op == READ and ctype == POOL */
576 		struct npa_pool_s pool;
577 	};
578 };
579 
580 /* Disable all contexts of type 'ctype' */
581 struct hwctx_disable_req {
582 	struct mbox_msghdr hdr;
583 	u8 ctype;
584 };
585 
586 /* NIX mbox message formats */
587 
588 /* NIX mailbox error codes
589  * Range 401 - 500.
590  */
591 enum nix_af_status {
592 	NIX_AF_ERR_PARAM            = -401,
593 	NIX_AF_ERR_AQ_FULL          = -402,
594 	NIX_AF_ERR_AQ_ENQUEUE       = -403,
595 	NIX_AF_ERR_AF_LF_INVALID    = -404,
596 	NIX_AF_ERR_AF_LF_ALLOC      = -405,
597 	NIX_AF_ERR_TLX_ALLOC_FAIL   = -406,
598 	NIX_AF_ERR_TLX_INVALID      = -407,
599 	NIX_AF_ERR_RSS_SIZE_INVALID = -408,
600 	NIX_AF_ERR_RSS_GRPS_INVALID = -409,
601 	NIX_AF_ERR_FRS_INVALID      = -410,
602 	NIX_AF_ERR_RX_LINK_INVALID  = -411,
603 	NIX_AF_INVAL_TXSCHQ_CFG     = -412,
604 	NIX_AF_SMQ_FLUSH_FAILED     = -413,
605 	NIX_AF_ERR_LF_RESET         = -414,
606 	NIX_AF_ERR_RSS_NOSPC_FIELD  = -415,
607 	NIX_AF_ERR_RSS_NOSPC_ALGO   = -416,
608 	NIX_AF_ERR_MARK_CFG_FAIL    = -417,
609 	NIX_AF_ERR_LSO_CFG_FAIL     = -418,
610 	NIX_AF_INVAL_NPA_PF_FUNC    = -419,
611 	NIX_AF_INVAL_SSO_PF_FUNC    = -420,
612 	NIX_AF_ERR_TX_VTAG_NOSPC    = -421,
613 	NIX_AF_ERR_RX_VTAG_INUSE    = -422,
614 	NIX_AF_ERR_NPC_KEY_NOT_SUPP = -423,
615 };
616 
617 /* For NIX RX vtag action  */
618 enum nix_rx_vtag0_type {
619 	NIX_AF_LFX_RX_VTAG_TYPE0, /* reserved for rx vlan offload */
620 	NIX_AF_LFX_RX_VTAG_TYPE1,
621 	NIX_AF_LFX_RX_VTAG_TYPE2,
622 	NIX_AF_LFX_RX_VTAG_TYPE3,
623 	NIX_AF_LFX_RX_VTAG_TYPE4,
624 	NIX_AF_LFX_RX_VTAG_TYPE5,
625 	NIX_AF_LFX_RX_VTAG_TYPE6,
626 	NIX_AF_LFX_RX_VTAG_TYPE7,
627 };
628 
629 /* For NIX LF context alloc and init */
630 struct nix_lf_alloc_req {
631 	struct mbox_msghdr hdr;
632 	int node;
633 	u32 rq_cnt;   /* No of receive queues */
634 	u32 sq_cnt;   /* No of send queues */
635 	u32 cq_cnt;   /* No of completion queues */
636 	u8  xqe_sz;
637 	u16 rss_sz;
638 	u8  rss_grps;
639 	u16 npa_func;
640 	u16 sso_func;
641 	u64 rx_cfg;   /* See NIX_AF_LF(0..127)_RX_CFG */
642 	u64 way_mask;
643 };
644 
645 struct nix_lf_alloc_rsp {
646 	struct mbox_msghdr hdr;
647 	u16	sqb_size;
648 	u16	rx_chan_base;
649 	u16	tx_chan_base;
650 	u8      rx_chan_cnt; /* total number of RX channels */
651 	u8      tx_chan_cnt; /* total number of TX channels */
652 	u8	lso_tsov4_idx;
653 	u8	lso_tsov6_idx;
654 	u8      mac_addr[ETH_ALEN];
655 	u8	lf_rx_stats; /* NIX_AF_CONST1::LF_RX_STATS */
656 	u8	lf_tx_stats; /* NIX_AF_CONST1::LF_TX_STATS */
657 	u16	cints; /* NIX_AF_CONST2::CINTS */
658 	u16	qints; /* NIX_AF_CONST2::QINTS */
659 	u8	cgx_links;  /* No. of CGX links present in HW */
660 	u8	lbk_links;  /* No. of LBK links present in HW */
661 	u8	sdp_links;  /* No. of SDP links present in HW */
662 };
663 
664 struct nix_lf_free_req {
665 	struct mbox_msghdr hdr;
666 #define NIX_LF_DISABLE_FLOWS		BIT_ULL(0)
667 #define NIX_LF_DONT_FREE_TX_VTAG	BIT_ULL(1)
668 	u64 flags;
669 };
670 
671 /* CN10K NIX AQ enqueue msg */
672 struct nix_cn10k_aq_enq_req {
673 	struct mbox_msghdr hdr;
674 	u32  qidx;
675 	u8 ctype;
676 	u8 op;
677 	union {
678 		struct nix_cn10k_rq_ctx_s rq;
679 		struct nix_cn10k_sq_ctx_s sq;
680 		struct nix_cq_ctx_s cq;
681 		struct nix_rsse_s   rss;
682 		struct nix_rx_mce_s mce;
683 	};
684 	union {
685 		struct nix_cn10k_rq_ctx_s rq_mask;
686 		struct nix_cn10k_sq_ctx_s sq_mask;
687 		struct nix_cq_ctx_s cq_mask;
688 		struct nix_rsse_s   rss_mask;
689 		struct nix_rx_mce_s mce_mask;
690 	};
691 };
692 
693 struct nix_cn10k_aq_enq_rsp {
694 	struct mbox_msghdr hdr;
695 	union {
696 		struct nix_cn10k_rq_ctx_s rq;
697 		struct nix_cn10k_sq_ctx_s sq;
698 		struct nix_cq_ctx_s cq;
699 		struct nix_rsse_s   rss;
700 		struct nix_rx_mce_s mce;
701 	};
702 };
703 
704 /* NIX AQ enqueue msg */
705 struct nix_aq_enq_req {
706 	struct mbox_msghdr hdr;
707 	u32  qidx;
708 	u8 ctype;
709 	u8 op;
710 	union {
711 		struct nix_rq_ctx_s rq;
712 		struct nix_sq_ctx_s sq;
713 		struct nix_cq_ctx_s cq;
714 		struct nix_rsse_s   rss;
715 		struct nix_rx_mce_s mce;
716 	};
717 	union {
718 		struct nix_rq_ctx_s rq_mask;
719 		struct nix_sq_ctx_s sq_mask;
720 		struct nix_cq_ctx_s cq_mask;
721 		struct nix_rsse_s   rss_mask;
722 		struct nix_rx_mce_s mce_mask;
723 	};
724 };
725 
726 struct nix_aq_enq_rsp {
727 	struct mbox_msghdr hdr;
728 	union {
729 		struct nix_rq_ctx_s rq;
730 		struct nix_sq_ctx_s sq;
731 		struct nix_cq_ctx_s cq;
732 		struct nix_rsse_s   rss;
733 		struct nix_rx_mce_s mce;
734 	};
735 };
736 
737 /* Tx scheduler/shaper mailbox messages */
738 
739 #define MAX_TXSCHQ_PER_FUNC		128
740 
741 struct nix_txsch_alloc_req {
742 	struct mbox_msghdr hdr;
743 	/* Scheduler queue count request at each level */
744 	u16 schq_contig[NIX_TXSCH_LVL_CNT]; /* No of contiguous queues */
745 	u16 schq[NIX_TXSCH_LVL_CNT]; /* No of non-contiguous queues */
746 };
747 
748 struct nix_txsch_alloc_rsp {
749 	struct mbox_msghdr hdr;
750 	/* Scheduler queue count allocated at each level */
751 	u16 schq_contig[NIX_TXSCH_LVL_CNT];
752 	u16 schq[NIX_TXSCH_LVL_CNT];
753 	/* Scheduler queue list allocated at each level */
754 	u16 schq_contig_list[NIX_TXSCH_LVL_CNT][MAX_TXSCHQ_PER_FUNC];
755 	u16 schq_list[NIX_TXSCH_LVL_CNT][MAX_TXSCHQ_PER_FUNC];
756 	u8  aggr_level; /* Traffic aggregation scheduler level */
757 	u8  aggr_lvl_rr_prio; /* Aggregation lvl's RR_PRIO config */
758 	u8  link_cfg_lvl; /* LINKX_CFG CSRs mapped to TL3 or TL2's index ? */
759 };
760 
761 struct nix_txsch_free_req {
762 	struct mbox_msghdr hdr;
763 #define TXSCHQ_FREE_ALL BIT_ULL(0)
764 	u16 flags;
765 	/* Scheduler queue level to be freed */
766 	u16 schq_lvl;
767 	/* List of scheduler queues to be freed */
768 	u16 schq;
769 };
770 
771 struct nix_txschq_config {
772 	struct mbox_msghdr hdr;
773 	u8 lvl;	/* SMQ/MDQ/TL4/TL3/TL2/TL1 */
774 #define TXSCHQ_IDX_SHIFT	16
775 #define TXSCHQ_IDX_MASK		(BIT_ULL(10) - 1)
776 #define TXSCHQ_IDX(reg, shift)	(((reg) >> (shift)) & TXSCHQ_IDX_MASK)
777 	u8 num_regs;
778 #define MAX_REGS_PER_MBOX_MSG	20
779 	u64 reg[MAX_REGS_PER_MBOX_MSG];
780 	u64 regval[MAX_REGS_PER_MBOX_MSG];
781 };
782 
783 struct nix_vtag_config {
784 	struct mbox_msghdr hdr;
785 	/* '0' for 4 octet VTAG, '1' for 8 octet VTAG */
786 	u8 vtag_size;
787 	/* cfg_type is '0' for tx vlan cfg
788 	 * cfg_type is '1' for rx vlan cfg
789 	 */
790 	u8 cfg_type;
791 	union {
792 		/* valid when cfg_type is '0' */
793 		struct {
794 			u64 vtag0;
795 			u64 vtag1;
796 
797 			/* cfg_vtag0 & cfg_vtag1 fields are valid
798 			 * when free_vtag0 & free_vtag1 are '0's.
799 			 */
800 			/* cfg_vtag0 = 1 to configure vtag0 */
801 			u8 cfg_vtag0 :1;
802 			/* cfg_vtag1 = 1 to configure vtag1 */
803 			u8 cfg_vtag1 :1;
804 
805 			/* vtag0_idx & vtag1_idx are only valid when
806 			 * both cfg_vtag0 & cfg_vtag1 are '0's,
807 			 * these fields are used along with free_vtag0
808 			 * & free_vtag1 to free the nix lf's tx_vlan
809 			 * configuration.
810 			 *
811 			 * Denotes the indices of tx_vtag def registers
812 			 * that needs to be cleared and freed.
813 			 */
814 			int vtag0_idx;
815 			int vtag1_idx;
816 
817 			/* free_vtag0 & free_vtag1 fields are valid
818 			 * when cfg_vtag0 & cfg_vtag1 are '0's.
819 			 */
820 			/* free_vtag0 = 1 clears vtag0 configuration
821 			 * vtag0_idx denotes the index to be cleared.
822 			 */
823 			u8 free_vtag0 :1;
824 			/* free_vtag1 = 1 clears vtag1 configuration
825 			 * vtag1_idx denotes the index to be cleared.
826 			 */
827 			u8 free_vtag1 :1;
828 		} tx;
829 
830 		/* valid when cfg_type is '1' */
831 		struct {
832 			/* rx vtag type index, valid values are in 0..7 range */
833 			u8 vtag_type;
834 			/* rx vtag strip */
835 			u8 strip_vtag :1;
836 			/* rx vtag capture */
837 			u8 capture_vtag :1;
838 		} rx;
839 	};
840 };
841 
842 struct nix_vtag_config_rsp {
843 	struct mbox_msghdr hdr;
844 	int vtag0_idx;
845 	int vtag1_idx;
846 	/* Indices of tx_vtag def registers used to configure
847 	 * tx vtag0 & vtag1 headers, these indices are valid
848 	 * when nix_vtag_config mbox requested for vtag0 and/
849 	 * or vtag1 configuration.
850 	 */
851 };
852 
853 struct nix_rss_flowkey_cfg {
854 	struct mbox_msghdr hdr;
855 	int	mcam_index;  /* MCAM entry index to modify */
856 #define NIX_FLOW_KEY_TYPE_PORT	BIT(0)
857 #define NIX_FLOW_KEY_TYPE_IPV4	BIT(1)
858 #define NIX_FLOW_KEY_TYPE_IPV6	BIT(2)
859 #define NIX_FLOW_KEY_TYPE_TCP	BIT(3)
860 #define NIX_FLOW_KEY_TYPE_UDP	BIT(4)
861 #define NIX_FLOW_KEY_TYPE_SCTP	BIT(5)
862 #define NIX_FLOW_KEY_TYPE_NVGRE    BIT(6)
863 #define NIX_FLOW_KEY_TYPE_VXLAN    BIT(7)
864 #define NIX_FLOW_KEY_TYPE_GENEVE   BIT(8)
865 #define NIX_FLOW_KEY_TYPE_ETH_DMAC BIT(9)
866 #define NIX_FLOW_KEY_TYPE_IPV6_EXT BIT(10)
867 #define NIX_FLOW_KEY_TYPE_GTPU       BIT(11)
868 #define NIX_FLOW_KEY_TYPE_INNR_IPV4     BIT(12)
869 #define NIX_FLOW_KEY_TYPE_INNR_IPV6     BIT(13)
870 #define NIX_FLOW_KEY_TYPE_INNR_TCP      BIT(14)
871 #define NIX_FLOW_KEY_TYPE_INNR_UDP      BIT(15)
872 #define NIX_FLOW_KEY_TYPE_INNR_SCTP     BIT(16)
873 #define NIX_FLOW_KEY_TYPE_INNR_ETH_DMAC BIT(17)
874 #define NIX_FLOW_KEY_TYPE_VLAN		BIT(20)
875 #define NIX_FLOW_KEY_TYPE_IPV4_PROTO	BIT(21)
876 #define NIX_FLOW_KEY_TYPE_AH		BIT(22)
877 #define NIX_FLOW_KEY_TYPE_ESP		BIT(23)
878 	u32	flowkey_cfg; /* Flowkey types selected */
879 	u8	group;       /* RSS context or group */
880 };
881 
882 struct nix_rss_flowkey_cfg_rsp {
883 	struct mbox_msghdr hdr;
884 	u8	alg_idx; /* Selected algo index */
885 };
886 
887 struct nix_set_mac_addr {
888 	struct mbox_msghdr hdr;
889 	u8 mac_addr[ETH_ALEN]; /* MAC address to be set for this pcifunc */
890 };
891 
892 struct nix_get_mac_addr_rsp {
893 	struct mbox_msghdr hdr;
894 	u8 mac_addr[ETH_ALEN];
895 };
896 
897 struct nix_mark_format_cfg {
898 	struct mbox_msghdr hdr;
899 	u8 offset;
900 	u8 y_mask;
901 	u8 y_val;
902 	u8 r_mask;
903 	u8 r_val;
904 };
905 
906 struct nix_mark_format_cfg_rsp {
907 	struct mbox_msghdr hdr;
908 	u8 mark_format_idx;
909 };
910 
911 struct nix_rx_mode {
912 	struct mbox_msghdr hdr;
913 #define NIX_RX_MODE_UCAST	BIT(0)
914 #define NIX_RX_MODE_PROMISC	BIT(1)
915 #define NIX_RX_MODE_ALLMULTI	BIT(2)
916 	u16	mode;
917 };
918 
919 struct nix_rx_cfg {
920 	struct mbox_msghdr hdr;
921 #define NIX_RX_OL3_VERIFY   BIT(0)
922 #define NIX_RX_OL4_VERIFY   BIT(1)
923 	u8 len_verify; /* Outer L3/L4 len check */
924 #define NIX_RX_CSUM_OL4_VERIFY  BIT(0)
925 	u8 csum_verify; /* Outer L4 checksum verification */
926 };
927 
928 struct nix_frs_cfg {
929 	struct mbox_msghdr hdr;
930 	u8	update_smq;    /* Update SMQ's min/max lens */
931 	u8	update_minlen; /* Set minlen also */
932 	u8	sdp_link;      /* Set SDP RX link */
933 	u16	maxlen;
934 	u16	minlen;
935 };
936 
937 struct nix_lso_format_cfg {
938 	struct mbox_msghdr hdr;
939 	u64 field_mask;
940 #define NIX_LSO_FIELD_MAX	8
941 	u64 fields[NIX_LSO_FIELD_MAX];
942 };
943 
944 struct nix_lso_format_cfg_rsp {
945 	struct mbox_msghdr hdr;
946 	u8 lso_format_idx;
947 };
948 
949 struct nix_bp_cfg_req {
950 	struct mbox_msghdr hdr;
951 	u16	chan_base; /* Starting channel number */
952 	u8	chan_cnt; /* Number of channels */
953 	u8	bpid_per_chan;
954 	/* bpid_per_chan = 0 assigns single bp id for range of channels */
955 	/* bpid_per_chan = 1 assigns separate bp id for each channel */
956 };
957 
958 /* PF can be mapped to either CGX or LBK interface,
959  * so maximum 64 channels are possible.
960  */
961 #define NIX_MAX_BPID_CHAN	64
962 struct nix_bp_cfg_rsp {
963 	struct mbox_msghdr hdr;
964 	u16	chan_bpid[NIX_MAX_BPID_CHAN]; /* Channel and bpid mapping */
965 	u8	chan_cnt; /* Number of channel for which bpids are assigned */
966 };
967 
968 struct nix_hw_info {
969 	struct mbox_msghdr hdr;
970 	u16 max_mtu;
971 	u16 min_mtu;
972 };
973 
974 /* NPC mbox message structs */
975 
976 #define NPC_MCAM_ENTRY_INVALID	0xFFFF
977 #define NPC_MCAM_INVALID_MAP	0xFFFF
978 
979 /* NPC mailbox error codes
980  * Range 701 - 800.
981  */
982 enum npc_af_status {
983 	NPC_MCAM_INVALID_REQ	= -701,
984 	NPC_MCAM_ALLOC_DENIED	= -702,
985 	NPC_MCAM_ALLOC_FAILED	= -703,
986 	NPC_MCAM_PERM_DENIED	= -704,
987 };
988 
989 struct npc_mcam_alloc_entry_req {
990 	struct mbox_msghdr hdr;
991 #define NPC_MAX_NONCONTIG_ENTRIES	256
992 	u8  contig;   /* Contiguous entries ? */
993 #define NPC_MCAM_ANY_PRIO		0
994 #define NPC_MCAM_LOWER_PRIO		1
995 #define NPC_MCAM_HIGHER_PRIO		2
996 	u8  priority; /* Lower or higher w.r.t ref_entry */
997 	u16 ref_entry;
998 	u16 count;    /* Number of entries requested */
999 };
1000 
1001 struct npc_mcam_alloc_entry_rsp {
1002 	struct mbox_msghdr hdr;
1003 	u16 entry; /* Entry allocated or start index if contiguous.
1004 		    * Invalid incase of non-contiguous.
1005 		    */
1006 	u16 count; /* Number of entries allocated */
1007 	u16 free_count; /* Number of entries available */
1008 	u16 entry_list[NPC_MAX_NONCONTIG_ENTRIES];
1009 };
1010 
1011 struct npc_mcam_free_entry_req {
1012 	struct mbox_msghdr hdr;
1013 	u16 entry; /* Entry index to be freed */
1014 	u8  all;   /* If all entries allocated to this PFVF to be freed */
1015 };
1016 
1017 struct mcam_entry {
1018 #define NPC_MAX_KWS_IN_KEY	7 /* Number of keywords in max keywidth */
1019 	u64	kw[NPC_MAX_KWS_IN_KEY];
1020 	u64	kw_mask[NPC_MAX_KWS_IN_KEY];
1021 	u64	action;
1022 	u64	vtag_action;
1023 };
1024 
1025 struct npc_mcam_write_entry_req {
1026 	struct mbox_msghdr hdr;
1027 	struct mcam_entry entry_data;
1028 	u16 entry;	 /* MCAM entry to write this match key */
1029 	u16 cntr;	 /* Counter for this MCAM entry */
1030 	u8  intf;	 /* Rx or Tx interface */
1031 	u8  enable_entry;/* Enable this MCAM entry ? */
1032 	u8  set_cntr;    /* Set counter for this entry ? */
1033 };
1034 
1035 /* Enable/Disable a given entry */
1036 struct npc_mcam_ena_dis_entry_req {
1037 	struct mbox_msghdr hdr;
1038 	u16 entry;
1039 };
1040 
1041 struct npc_mcam_shift_entry_req {
1042 	struct mbox_msghdr hdr;
1043 #define NPC_MCAM_MAX_SHIFTS	64
1044 	u16 curr_entry[NPC_MCAM_MAX_SHIFTS];
1045 	u16 new_entry[NPC_MCAM_MAX_SHIFTS];
1046 	u16 shift_count; /* Number of entries to shift */
1047 };
1048 
1049 struct npc_mcam_shift_entry_rsp {
1050 	struct mbox_msghdr hdr;
1051 	u16 failed_entry_idx; /* Index in 'curr_entry', not entry itself */
1052 };
1053 
1054 struct npc_mcam_alloc_counter_req {
1055 	struct mbox_msghdr hdr;
1056 	u8  contig;	/* Contiguous counters ? */
1057 #define NPC_MAX_NONCONTIG_COUNTERS       64
1058 	u16 count;	/* Number of counters requested */
1059 };
1060 
1061 struct npc_mcam_alloc_counter_rsp {
1062 	struct mbox_msghdr hdr;
1063 	u16 cntr;   /* Counter allocated or start index if contiguous.
1064 		     * Invalid incase of non-contiguous.
1065 		     */
1066 	u16 count;  /* Number of counters allocated */
1067 	u16 cntr_list[NPC_MAX_NONCONTIG_COUNTERS];
1068 };
1069 
1070 struct npc_mcam_oper_counter_req {
1071 	struct mbox_msghdr hdr;
1072 	u16 cntr;   /* Free a counter or clear/fetch it's stats */
1073 };
1074 
1075 struct npc_mcam_oper_counter_rsp {
1076 	struct mbox_msghdr hdr;
1077 	u64 stat;  /* valid only while fetching counter's stats */
1078 };
1079 
1080 struct npc_mcam_unmap_counter_req {
1081 	struct mbox_msghdr hdr;
1082 	u16 cntr;
1083 	u16 entry; /* Entry and counter to be unmapped */
1084 	u8  all;   /* Unmap all entries using this counter ? */
1085 };
1086 
1087 struct npc_mcam_alloc_and_write_entry_req {
1088 	struct mbox_msghdr hdr;
1089 	struct mcam_entry entry_data;
1090 	u16 ref_entry;
1091 	u8  priority;    /* Lower or higher w.r.t ref_entry */
1092 	u8  intf;	 /* Rx or Tx interface */
1093 	u8  enable_entry;/* Enable this MCAM entry ? */
1094 	u8  alloc_cntr;  /* Allocate counter and map ? */
1095 };
1096 
1097 struct npc_mcam_alloc_and_write_entry_rsp {
1098 	struct mbox_msghdr hdr;
1099 	u16 entry;
1100 	u16 cntr;
1101 };
1102 
1103 struct npc_get_kex_cfg_rsp {
1104 	struct mbox_msghdr hdr;
1105 	u64 rx_keyx_cfg;   /* NPC_AF_INTF(0)_KEX_CFG */
1106 	u64 tx_keyx_cfg;   /* NPC_AF_INTF(1)_KEX_CFG */
1107 #define NPC_MAX_INTF	2
1108 #define NPC_MAX_LID	8
1109 #define NPC_MAX_LT	16
1110 #define NPC_MAX_LD	2
1111 #define NPC_MAX_LFL	16
1112 	/* NPC_AF_KEX_LDATA(0..1)_FLAGS_CFG */
1113 	u64 kex_ld_flags[NPC_MAX_LD];
1114 	/* NPC_AF_INTF(0..1)_LID(0..7)_LT(0..15)_LD(0..1)_CFG */
1115 	u64 intf_lid_lt_ld[NPC_MAX_INTF][NPC_MAX_LID][NPC_MAX_LT][NPC_MAX_LD];
1116 	/* NPC_AF_INTF(0..1)_LDATA(0..1)_FLAGS(0..15)_CFG */
1117 	u64 intf_ld_flags[NPC_MAX_INTF][NPC_MAX_LD][NPC_MAX_LFL];
1118 #define MKEX_NAME_LEN 128
1119 	u8 mkex_pfl_name[MKEX_NAME_LEN];
1120 };
1121 
1122 struct flow_msg {
1123 	unsigned char dmac[6];
1124 	unsigned char smac[6];
1125 	__be16 etype;
1126 	__be16 vlan_etype;
1127 	__be16 vlan_tci;
1128 	union {
1129 		__be32 ip4src;
1130 		__be32 ip6src[4];
1131 	};
1132 	union {
1133 		__be32 ip4dst;
1134 		__be32 ip6dst[4];
1135 	};
1136 	u8 tos;
1137 	u8 ip_ver;
1138 	u8 ip_proto;
1139 	u8 tc;
1140 	__be16 sport;
1141 	__be16 dport;
1142 };
1143 
1144 struct npc_install_flow_req {
1145 	struct mbox_msghdr hdr;
1146 	struct flow_msg packet;
1147 	struct flow_msg mask;
1148 	u64 features;
1149 	u16 entry;
1150 	u16 channel;
1151 	u16 chan_mask;
1152 	u8 intf;
1153 	u8 set_cntr; /* If counter is available set counter for this entry ? */
1154 	u8 default_rule;
1155 	u8 append; /* overwrite(0) or append(1) flow to default rule? */
1156 	u16 vf;
1157 	/* action */
1158 	u32 index;
1159 	u16 match_id;
1160 	u8 flow_key_alg;
1161 	u8 op;
1162 	/* vtag rx action */
1163 	u8 vtag0_type;
1164 	u8 vtag0_valid;
1165 	u8 vtag1_type;
1166 	u8 vtag1_valid;
1167 	/* vtag tx action */
1168 	u16 vtag0_def;
1169 	u8  vtag0_op;
1170 	u16 vtag1_def;
1171 	u8  vtag1_op;
1172 };
1173 
1174 struct npc_install_flow_rsp {
1175 	struct mbox_msghdr hdr;
1176 	int counter; /* negative if no counter else counter number */
1177 };
1178 
1179 struct npc_delete_flow_req {
1180 	struct mbox_msghdr hdr;
1181 	u16 entry;
1182 	u16 start;/*Disable range of entries */
1183 	u16 end;
1184 	u8 all; /* PF + VFs */
1185 };
1186 
1187 struct npc_mcam_read_entry_req {
1188 	struct mbox_msghdr hdr;
1189 	u16 entry;	 /* MCAM entry to read */
1190 };
1191 
1192 struct npc_mcam_read_entry_rsp {
1193 	struct mbox_msghdr hdr;
1194 	struct mcam_entry entry_data;
1195 	u8 intf;
1196 	u8 enable;
1197 };
1198 
1199 struct npc_mcam_read_base_rule_rsp {
1200 	struct mbox_msghdr hdr;
1201 	struct mcam_entry entry;
1202 };
1203 
1204 struct npc_mcam_get_stats_req {
1205 	struct mbox_msghdr hdr;
1206 	u16 entry; /* mcam entry */
1207 };
1208 
1209 struct npc_mcam_get_stats_rsp {
1210 	struct mbox_msghdr hdr;
1211 	u64 stat;  /* counter stats */
1212 	u8 stat_ena; /* enabled */
1213 };
1214 
1215 enum ptp_op {
1216 	PTP_OP_ADJFINE = 0,
1217 	PTP_OP_GET_CLOCK = 1,
1218 };
1219 
1220 struct ptp_req {
1221 	struct mbox_msghdr hdr;
1222 	u8 op;
1223 	s64 scaled_ppm;
1224 };
1225 
1226 struct ptp_rsp {
1227 	struct mbox_msghdr hdr;
1228 	u64 clk;
1229 };
1230 
1231 /* CPT mailbox error codes
1232  * Range 901 - 1000.
1233  */
1234 enum cpt_af_status {
1235 	CPT_AF_ERR_PARAM		= -901,
1236 	CPT_AF_ERR_GRP_INVALID		= -902,
1237 	CPT_AF_ERR_LF_INVALID		= -903,
1238 	CPT_AF_ERR_ACCESS_DENIED	= -904,
1239 	CPT_AF_ERR_SSO_PF_FUNC_INVALID	= -905,
1240 	CPT_AF_ERR_NIX_PF_FUNC_INVALID	= -906
1241 };
1242 
1243 /* CPT mbox message formats */
1244 struct cpt_rd_wr_reg_msg {
1245 	struct mbox_msghdr hdr;
1246 	u64 reg_offset;
1247 	u64 *ret_val;
1248 	u64 val;
1249 	u8 is_write;
1250 	int blkaddr;
1251 };
1252 
1253 struct cpt_lf_alloc_req_msg {
1254 	struct mbox_msghdr hdr;
1255 	u16 nix_pf_func;
1256 	u16 sso_pf_func;
1257 	u16 eng_grpmsk;
1258 	int blkaddr;
1259 };
1260 
1261 /* Mailbox message request and response format for CPT stats. */
1262 struct cpt_sts_req {
1263 	struct mbox_msghdr hdr;
1264 	u8 blkaddr;
1265 };
1266 
1267 struct cpt_sts_rsp {
1268 	struct mbox_msghdr hdr;
1269 	u64 inst_req_pc;
1270 	u64 inst_lat_pc;
1271 	u64 rd_req_pc;
1272 	u64 rd_lat_pc;
1273 	u64 rd_uc_pc;
1274 	u64 active_cycles_pc;
1275 	u64 ctx_mis_pc;
1276 	u64 ctx_hit_pc;
1277 	u64 ctx_aop_pc;
1278 	u64 ctx_aop_lat_pc;
1279 	u64 ctx_ifetch_pc;
1280 	u64 ctx_ifetch_lat_pc;
1281 	u64 ctx_ffetch_pc;
1282 	u64 ctx_ffetch_lat_pc;
1283 	u64 ctx_wback_pc;
1284 	u64 ctx_wback_lat_pc;
1285 	u64 ctx_psh_pc;
1286 	u64 ctx_psh_lat_pc;
1287 	u64 ctx_err;
1288 	u64 ctx_enc_id;
1289 	u64 ctx_flush_timer;
1290 	u64 rxc_time;
1291 	u64 rxc_time_cfg;
1292 	u64 rxc_active_sts;
1293 	u64 rxc_zombie_sts;
1294 	u64 busy_sts_ae;
1295 	u64 free_sts_ae;
1296 	u64 busy_sts_se;
1297 	u64 free_sts_se;
1298 	u64 busy_sts_ie;
1299 	u64 free_sts_ie;
1300 	u64 exe_err_info;
1301 	u64 cptclk_cnt;
1302 	u64 diag;
1303 	u64 rxc_dfrg;
1304 	u64 x2p_link_cfg0;
1305 	u64 x2p_link_cfg1;
1306 };
1307 
1308 /* Mailbox message request format to configure reassembly timeout. */
1309 struct cpt_rxc_time_cfg_req {
1310 	struct mbox_msghdr hdr;
1311 	int blkaddr;
1312 	u32 step;
1313 	u16 zombie_thres;
1314 	u16 zombie_limit;
1315 	u16 active_thres;
1316 	u16 active_limit;
1317 };
1318 
1319 #endif /* MBOX_H */
1320