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	2000 /* 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 	spinlock_t  mbox_lock;
56 	u16         msg_size; /* Total msg size to be sent */
57 	u16         rsp_size; /* Total rsp size to be sure the reply is ok */
58 	u16         num_msgs; /* No of msgs sent or waiting for response */
59 	u16         msgs_acked; /* No of msgs for which response is received */
60 };
61 
62 struct otx2_mbox {
63 	struct pci_dev *pdev;
64 	void   *hwbase;  /* Mbox region advertised by HW */
65 	void   *reg_base;/* CSR base for this dev */
66 	u64    trigger;  /* Trigger mbox notification */
67 	u16    tr_shift; /* Mbox trigger shift */
68 	u64    rx_start; /* Offset of Rx region in mbox memory */
69 	u64    tx_start; /* Offset of Tx region in mbox memory */
70 	u16    rx_size;  /* Size of Rx region */
71 	u16    tx_size;  /* Size of Tx region */
72 	u16    ndevs;    /* The number of peers */
73 	struct otx2_mbox_dev *dev;
74 };
75 
76 /* Header which preceeds all mbox messages */
77 struct mbox_hdr {
78 	u64 msg_size;	/* Total msgs size embedded */
79 	u16  num_msgs;   /* No of msgs embedded */
80 };
81 
82 /* Header which preceeds every msg and is also part of it */
83 struct mbox_msghdr {
84 	u16 pcifunc;     /* Who's sending this msg */
85 	u16 id;          /* Mbox message ID */
86 #define OTX2_MBOX_REQ_SIG (0xdead)
87 #define OTX2_MBOX_RSP_SIG (0xbeef)
88 	u16 sig;         /* Signature, for validating corrupted msgs */
89 #define OTX2_MBOX_VERSION (0x0007)
90 	u16 ver;         /* Version of msg's structure for this ID */
91 	u16 next_msgoff; /* Offset of next msg within mailbox region */
92 	int rc;          /* Msg process'ed response code */
93 };
94 
95 void otx2_mbox_reset(struct otx2_mbox *mbox, int devid);
96 void __otx2_mbox_reset(struct otx2_mbox *mbox, int devid);
97 void otx2_mbox_destroy(struct otx2_mbox *mbox);
98 int otx2_mbox_init(struct otx2_mbox *mbox, void __force *hwbase,
99 		   struct pci_dev *pdev, void __force *reg_base,
100 		   int direction, int ndevs);
101 void otx2_mbox_msg_send(struct otx2_mbox *mbox, int devid);
102 int otx2_mbox_wait_for_rsp(struct otx2_mbox *mbox, int devid);
103 int otx2_mbox_busy_poll_for_rsp(struct otx2_mbox *mbox, int devid);
104 struct mbox_msghdr *otx2_mbox_alloc_msg_rsp(struct otx2_mbox *mbox, int devid,
105 					    int size, int size_rsp);
106 struct mbox_msghdr *otx2_mbox_get_rsp(struct otx2_mbox *mbox, int devid,
107 				      struct mbox_msghdr *msg);
108 int otx2_mbox_check_rsp_msgs(struct otx2_mbox *mbox, int devid);
109 int otx2_reply_invalid_msg(struct otx2_mbox *mbox, int devid,
110 			   u16 pcifunc, u16 id);
111 bool otx2_mbox_nonempty(struct otx2_mbox *mbox, int devid);
112 const char *otx2_mbox_id2name(u16 id);
113 static inline struct mbox_msghdr *otx2_mbox_alloc_msg(struct otx2_mbox *mbox,
114 						      int devid, int size)
115 {
116 	return otx2_mbox_alloc_msg_rsp(mbox, devid, size, 0);
117 }
118 
119 /* Mailbox message types */
120 #define MBOX_MSG_MASK				0xFFFF
121 #define MBOX_MSG_INVALID			0xFFFE
122 #define MBOX_MSG_MAX				0xFFFF
123 
124 #define MBOX_MESSAGES							\
125 /* Generic mbox IDs (range 0x000 - 0x1FF) */				\
126 M(READY,		0x001, ready, msg_req, ready_msg_rsp)		\
127 M(ATTACH_RESOURCES,	0x002, attach_resources, rsrc_attach, msg_rsp)	\
128 M(DETACH_RESOURCES,	0x003, detach_resources, rsrc_detach, msg_rsp)	\
129 M(MSIX_OFFSET,		0x005, msix_offset, msg_req, msix_offset_rsp)	\
130 M(VF_FLR,		0x006, vf_flr, msg_req, msg_rsp)		\
131 M(PTP_OP,		0x007, ptp_op, ptp_req, ptp_rsp)		\
132 M(GET_HW_CAP,		0x008, get_hw_cap, msg_req, get_hw_cap_rsp)	\
133 /* CGX mbox IDs (range 0x200 - 0x3FF) */				\
134 M(CGX_START_RXTX,	0x200, cgx_start_rxtx, msg_req, msg_rsp)	\
135 M(CGX_STOP_RXTX,	0x201, cgx_stop_rxtx, msg_req, msg_rsp)		\
136 M(CGX_STATS,		0x202, cgx_stats, msg_req, cgx_stats_rsp)	\
137 M(CGX_MAC_ADDR_SET,	0x203, cgx_mac_addr_set, cgx_mac_addr_set_or_get,    \
138 				cgx_mac_addr_set_or_get)		\
139 M(CGX_MAC_ADDR_GET,	0x204, cgx_mac_addr_get, cgx_mac_addr_set_or_get,    \
140 				cgx_mac_addr_set_or_get)		\
141 M(CGX_PROMISC_ENABLE,	0x205, cgx_promisc_enable, msg_req, msg_rsp)	\
142 M(CGX_PROMISC_DISABLE,	0x206, cgx_promisc_disable, msg_req, msg_rsp)	\
143 M(CGX_START_LINKEVENTS, 0x207, cgx_start_linkevents, msg_req, msg_rsp)	\
144 M(CGX_STOP_LINKEVENTS,	0x208, cgx_stop_linkevents, msg_req, msg_rsp)	\
145 M(CGX_GET_LINKINFO,	0x209, cgx_get_linkinfo, msg_req, cgx_link_info_msg) \
146 M(CGX_INTLBK_ENABLE,	0x20A, cgx_intlbk_enable, msg_req, msg_rsp)	\
147 M(CGX_INTLBK_DISABLE,	0x20B, cgx_intlbk_disable, msg_req, msg_rsp)	\
148 M(CGX_PTP_RX_ENABLE,	0x20C, cgx_ptp_rx_enable, msg_req, msg_rsp)	\
149 M(CGX_PTP_RX_DISABLE,	0x20D, cgx_ptp_rx_disable, msg_req, msg_rsp)	\
150 M(CGX_CFG_PAUSE_FRM,	0x20E, cgx_cfg_pause_frm, cgx_pause_frm_cfg,	\
151 			       cgx_pause_frm_cfg)			\
152 /* NPA mbox IDs (range 0x400 - 0x5FF) */				\
153 M(NPA_LF_ALLOC,		0x400, npa_lf_alloc,				\
154 				npa_lf_alloc_req, npa_lf_alloc_rsp)	\
155 M(NPA_LF_FREE,		0x401, npa_lf_free, msg_req, msg_rsp)		\
156 M(NPA_AQ_ENQ,		0x402, npa_aq_enq, npa_aq_enq_req, npa_aq_enq_rsp)   \
157 M(NPA_HWCTX_DISABLE,	0x403, npa_hwctx_disable, hwctx_disable_req, msg_rsp)\
158 /* SSO/SSOW mbox IDs (range 0x600 - 0x7FF) */				\
159 /* TIM mbox IDs (range 0x800 - 0x9FF) */				\
160 /* CPT mbox IDs (range 0xA00 - 0xBFF) */				\
161 M(CPT_LF_ALLOC,		0xA00, cpt_lf_alloc, cpt_lf_alloc_req_msg,	\
162 			       msg_rsp)					\
163 M(CPT_LF_FREE,		0xA01, cpt_lf_free, msg_req, msg_rsp)		\
164 M(CPT_RD_WR_REGISTER,	0xA02, cpt_rd_wr_register,  cpt_rd_wr_reg_msg,	\
165 			       cpt_rd_wr_reg_msg)			\
166 /* NPC mbox IDs (range 0x6000 - 0x7FFF) */				\
167 M(NPC_MCAM_ALLOC_ENTRY,	0x6000, npc_mcam_alloc_entry, npc_mcam_alloc_entry_req,\
168 				npc_mcam_alloc_entry_rsp)		\
169 M(NPC_MCAM_FREE_ENTRY,	0x6001, npc_mcam_free_entry,			\
170 				 npc_mcam_free_entry_req, msg_rsp)	\
171 M(NPC_MCAM_WRITE_ENTRY,	0x6002, npc_mcam_write_entry,			\
172 				 npc_mcam_write_entry_req, msg_rsp)	\
173 M(NPC_MCAM_ENA_ENTRY,   0x6003, npc_mcam_ena_entry,			\
174 				 npc_mcam_ena_dis_entry_req, msg_rsp)	\
175 M(NPC_MCAM_DIS_ENTRY,   0x6004, npc_mcam_dis_entry,			\
176 				 npc_mcam_ena_dis_entry_req, msg_rsp)	\
177 M(NPC_MCAM_SHIFT_ENTRY, 0x6005, npc_mcam_shift_entry, npc_mcam_shift_entry_req,\
178 				npc_mcam_shift_entry_rsp)		\
179 M(NPC_MCAM_ALLOC_COUNTER, 0x6006, npc_mcam_alloc_counter,		\
180 					npc_mcam_alloc_counter_req,	\
181 					npc_mcam_alloc_counter_rsp)	\
182 M(NPC_MCAM_FREE_COUNTER,  0x6007, npc_mcam_free_counter,		\
183 				    npc_mcam_oper_counter_req, msg_rsp)	\
184 M(NPC_MCAM_UNMAP_COUNTER, 0x6008, npc_mcam_unmap_counter,		\
185 				   npc_mcam_unmap_counter_req, msg_rsp)	\
186 M(NPC_MCAM_CLEAR_COUNTER, 0x6009, npc_mcam_clear_counter,		\
187 				   npc_mcam_oper_counter_req, msg_rsp)	\
188 M(NPC_MCAM_COUNTER_STATS, 0x600a, npc_mcam_counter_stats,		\
189 				   npc_mcam_oper_counter_req,		\
190 				   npc_mcam_oper_counter_rsp)		\
191 M(NPC_MCAM_ALLOC_AND_WRITE_ENTRY, 0x600b, npc_mcam_alloc_and_write_entry,      \
192 					  npc_mcam_alloc_and_write_entry_req,  \
193 					  npc_mcam_alloc_and_write_entry_rsp)  \
194 M(NPC_GET_KEX_CFG,	  0x600c, npc_get_kex_cfg,			\
195 				   msg_req, npc_get_kex_cfg_rsp)	\
196 M(NPC_INSTALL_FLOW,	  0x600d, npc_install_flow,			       \
197 				  npc_install_flow_req, npc_install_flow_rsp)  \
198 M(NPC_DELETE_FLOW,	  0x600e, npc_delete_flow,			\
199 				  npc_delete_flow_req, msg_rsp)		\
200 M(NPC_MCAM_READ_ENTRY,	  0x600f, npc_mcam_read_entry,			\
201 				  npc_mcam_read_entry_req,		\
202 				  npc_mcam_read_entry_rsp)		\
203 M(NPC_MCAM_READ_BASE_RULE, 0x6011, npc_read_base_steer_rule,            \
204 				   msg_req, npc_mcam_read_base_rule_rsp)  \
205 /* NIX mbox IDs (range 0x8000 - 0xFFFF) */				\
206 M(NIX_LF_ALLOC,		0x8000, nix_lf_alloc,				\
207 				 nix_lf_alloc_req, nix_lf_alloc_rsp)	\
208 M(NIX_LF_FREE,		0x8001, nix_lf_free, nix_lf_free_req, msg_rsp)	\
209 M(NIX_AQ_ENQ,		0x8002, nix_aq_enq, nix_aq_enq_req, nix_aq_enq_rsp)  \
210 M(NIX_HWCTX_DISABLE,	0x8003, nix_hwctx_disable,			\
211 				 hwctx_disable_req, msg_rsp)		\
212 M(NIX_TXSCH_ALLOC,	0x8004, nix_txsch_alloc,			\
213 				 nix_txsch_alloc_req, nix_txsch_alloc_rsp)   \
214 M(NIX_TXSCH_FREE,	0x8005, nix_txsch_free, nix_txsch_free_req, msg_rsp) \
215 M(NIX_TXSCHQ_CFG,	0x8006, nix_txschq_cfg, nix_txschq_config, msg_rsp)  \
216 M(NIX_STATS_RST,	0x8007, nix_stats_rst, msg_req, msg_rsp)	\
217 M(NIX_VTAG_CFG,		0x8008, nix_vtag_cfg, nix_vtag_config,		\
218 				 nix_vtag_config_rsp)			\
219 M(NIX_RSS_FLOWKEY_CFG,  0x8009, nix_rss_flowkey_cfg,			\
220 				 nix_rss_flowkey_cfg,			\
221 				 nix_rss_flowkey_cfg_rsp)		\
222 M(NIX_SET_MAC_ADDR,	0x800a, nix_set_mac_addr, nix_set_mac_addr, msg_rsp) \
223 M(NIX_SET_RX_MODE,	0x800b, nix_set_rx_mode, nix_rx_mode, msg_rsp)	\
224 M(NIX_SET_HW_FRS,	0x800c, nix_set_hw_frs, nix_frs_cfg, msg_rsp)	\
225 M(NIX_LF_START_RX,	0x800d, nix_lf_start_rx, msg_req, msg_rsp)	\
226 M(NIX_LF_STOP_RX,	0x800e, nix_lf_stop_rx, msg_req, msg_rsp)	\
227 M(NIX_MARK_FORMAT_CFG,	0x800f, nix_mark_format_cfg,			\
228 				 nix_mark_format_cfg,			\
229 				 nix_mark_format_cfg_rsp)		\
230 M(NIX_SET_RX_CFG,	0x8010, nix_set_rx_cfg, nix_rx_cfg, msg_rsp)	\
231 M(NIX_LSO_FORMAT_CFG,	0x8011, nix_lso_format_cfg,			\
232 				 nix_lso_format_cfg,			\
233 				 nix_lso_format_cfg_rsp)		\
234 M(NIX_LF_PTP_TX_ENABLE, 0x8013, nix_lf_ptp_tx_enable, msg_req, msg_rsp)	\
235 M(NIX_LF_PTP_TX_DISABLE, 0x8014, nix_lf_ptp_tx_disable, msg_req, msg_rsp) \
236 M(NIX_BP_ENABLE,	0x8016, nix_bp_enable, nix_bp_cfg_req,	\
237 				nix_bp_cfg_rsp)	\
238 M(NIX_BP_DISABLE,	0x8017, nix_bp_disable, nix_bp_cfg_req, msg_rsp) \
239 M(NIX_GET_MAC_ADDR, 0x8018, nix_get_mac_addr, msg_req, nix_get_mac_addr_rsp) \
240 
241 /* Messages initiated by AF (range 0xC00 - 0xDFF) */
242 #define MBOX_UP_CGX_MESSAGES						\
243 M(CGX_LINK_EVENT,	0xC00, cgx_link_event, cgx_link_info_msg, msg_rsp)
244 
245 enum {
246 #define M(_name, _id, _1, _2, _3) MBOX_MSG_ ## _name = _id,
247 MBOX_MESSAGES
248 MBOX_UP_CGX_MESSAGES
249 #undef M
250 };
251 
252 /* Mailbox message formats */
253 
254 #define RVU_DEFAULT_PF_FUNC     0xFFFF
255 
256 /* Generic request msg used for those mbox messages which
257  * don't send any data in the request.
258  */
259 struct msg_req {
260 	struct mbox_msghdr hdr;
261 };
262 
263 /* Generic rsponse msg used a ack or response for those mbox
264  * messages which doesn't have a specific rsp msg format.
265  */
266 struct msg_rsp {
267 	struct mbox_msghdr hdr;
268 };
269 
270 /* RVU mailbox error codes
271  * Range 256 - 300.
272  */
273 enum rvu_af_status {
274 	RVU_INVALID_VF_ID           = -256,
275 };
276 
277 struct ready_msg_rsp {
278 	struct mbox_msghdr hdr;
279 	u16    sclk_freq;	/* SCLK frequency (in MHz) */
280 	u16    rclk_freq;	/* RCLK frequency (in MHz) */
281 };
282 
283 /* Structure for requesting resource provisioning.
284  * 'modify' flag to be used when either requesting more
285  * or to detach partial of a cetain resource type.
286  * Rest of the fields specify how many of what type to
287  * be attached.
288  * To request LFs from two blocks of same type this mailbox
289  * can be sent twice as below:
290  *      struct rsrc_attach *attach;
291  *       .. Allocate memory for message ..
292  *       attach->cptlfs = 3; <3 LFs from CPT0>
293  *       .. Send message ..
294  *       .. Allocate memory for message ..
295  *       attach->modify = 1;
296  *       attach->cpt_blkaddr = BLKADDR_CPT1;
297  *       attach->cptlfs = 2; <2 LFs from CPT1>
298  *       .. Send message ..
299  */
300 struct rsrc_attach {
301 	struct mbox_msghdr hdr;
302 	u8   modify:1;
303 	u8   npalf:1;
304 	u8   nixlf:1;
305 	u16  sso;
306 	u16  ssow;
307 	u16  timlfs;
308 	u16  cptlfs;
309 	int  cpt_blkaddr; /* BLKADDR_CPT0/BLKADDR_CPT1 or 0 for BLKADDR_CPT0 */
310 };
311 
312 /* Structure for relinquishing resources.
313  * 'partial' flag to be used when relinquishing all resources
314  * but only of a certain type. If not set, all resources of all
315  * types provisioned to the RVU function will be detached.
316  */
317 struct rsrc_detach {
318 	struct mbox_msghdr hdr;
319 	u8 partial:1;
320 	u8 npalf:1;
321 	u8 nixlf:1;
322 	u8 sso:1;
323 	u8 ssow:1;
324 	u8 timlfs:1;
325 	u8 cptlfs:1;
326 };
327 
328 #define MSIX_VECTOR_INVALID	0xFFFF
329 #define MAX_RVU_BLKLF_CNT	256
330 
331 struct msix_offset_rsp {
332 	struct mbox_msghdr hdr;
333 	u16  npa_msixoff;
334 	u16  nix_msixoff;
335 	u8   sso;
336 	u8   ssow;
337 	u8   timlfs;
338 	u8   cptlfs;
339 	u16  sso_msixoff[MAX_RVU_BLKLF_CNT];
340 	u16  ssow_msixoff[MAX_RVU_BLKLF_CNT];
341 	u16  timlf_msixoff[MAX_RVU_BLKLF_CNT];
342 	u16  cptlf_msixoff[MAX_RVU_BLKLF_CNT];
343 	u8   cpt1_lfs;
344 	u16  cpt1_lf_msixoff[MAX_RVU_BLKLF_CNT];
345 };
346 
347 struct get_hw_cap_rsp {
348 	struct mbox_msghdr hdr;
349 	u8 nix_fixed_txschq_mapping; /* Schq mapping fixed or flexible */
350 	u8 nix_shaping;		     /* Is shaping and coloring supported */
351 };
352 
353 /* CGX mbox message formats */
354 
355 struct cgx_stats_rsp {
356 	struct mbox_msghdr hdr;
357 #define CGX_RX_STATS_COUNT	13
358 #define CGX_TX_STATS_COUNT	18
359 	u64 rx_stats[CGX_RX_STATS_COUNT];
360 	u64 tx_stats[CGX_TX_STATS_COUNT];
361 };
362 
363 /* Structure for requesting the operation for
364  * setting/getting mac address in the CGX interface
365  */
366 struct cgx_mac_addr_set_or_get {
367 	struct mbox_msghdr hdr;
368 	u8 mac_addr[ETH_ALEN];
369 };
370 
371 struct cgx_link_user_info {
372 	uint64_t link_up:1;
373 	uint64_t full_duplex:1;
374 	uint64_t lmac_type_id:4;
375 	uint64_t speed:20; /* speed in Mbps */
376 #define LMACTYPE_STR_LEN 16
377 	char lmac_type[LMACTYPE_STR_LEN];
378 };
379 
380 struct cgx_link_info_msg {
381 	struct mbox_msghdr hdr;
382 	struct cgx_link_user_info link_info;
383 };
384 
385 struct cgx_pause_frm_cfg {
386 	struct mbox_msghdr hdr;
387 	u8 set;
388 	/* set = 1 if the request is to config pause frames */
389 	/* set = 0 if the request is to fetch pause frames config */
390 	u8 rx_pause;
391 	u8 tx_pause;
392 };
393 
394 /* NPA mbox message formats */
395 
396 /* NPA mailbox error codes
397  * Range 301 - 400.
398  */
399 enum npa_af_status {
400 	NPA_AF_ERR_PARAM            = -301,
401 	NPA_AF_ERR_AQ_FULL          = -302,
402 	NPA_AF_ERR_AQ_ENQUEUE       = -303,
403 	NPA_AF_ERR_AF_LF_INVALID    = -304,
404 	NPA_AF_ERR_AF_LF_ALLOC      = -305,
405 	NPA_AF_ERR_LF_RESET         = -306,
406 };
407 
408 /* For NPA LF context alloc and init */
409 struct npa_lf_alloc_req {
410 	struct mbox_msghdr hdr;
411 	int node;
412 	int aura_sz;  /* No of auras */
413 	u32 nr_pools; /* No of pools */
414 	u64 way_mask;
415 };
416 
417 struct npa_lf_alloc_rsp {
418 	struct mbox_msghdr hdr;
419 	u32 stack_pg_ptrs;  /* No of ptrs per stack page */
420 	u32 stack_pg_bytes; /* Size of stack page */
421 	u16 qints; /* NPA_AF_CONST::QINTS */
422 };
423 
424 /* NPA AQ enqueue msg */
425 struct npa_aq_enq_req {
426 	struct mbox_msghdr hdr;
427 	u32 aura_id;
428 	u8 ctype;
429 	u8 op;
430 	union {
431 		/* Valid when op == WRITE/INIT and ctype == AURA.
432 		 * LF fills the pool_id in aura.pool_addr. AF will translate
433 		 * the pool_id to pool context pointer.
434 		 */
435 		struct npa_aura_s aura;
436 		/* Valid when op == WRITE/INIT and ctype == POOL */
437 		struct npa_pool_s pool;
438 	};
439 	/* Mask data when op == WRITE (1=write, 0=don't write) */
440 	union {
441 		/* Valid when op == WRITE and ctype == AURA */
442 		struct npa_aura_s aura_mask;
443 		/* Valid when op == WRITE and ctype == POOL */
444 		struct npa_pool_s pool_mask;
445 	};
446 };
447 
448 struct npa_aq_enq_rsp {
449 	struct mbox_msghdr hdr;
450 	union {
451 		/* Valid when op == READ and ctype == AURA */
452 		struct npa_aura_s aura;
453 		/* Valid when op == READ and ctype == POOL */
454 		struct npa_pool_s pool;
455 	};
456 };
457 
458 /* Disable all contexts of type 'ctype' */
459 struct hwctx_disable_req {
460 	struct mbox_msghdr hdr;
461 	u8 ctype;
462 };
463 
464 /* NIX mbox message formats */
465 
466 /* NIX mailbox error codes
467  * Range 401 - 500.
468  */
469 enum nix_af_status {
470 	NIX_AF_ERR_PARAM            = -401,
471 	NIX_AF_ERR_AQ_FULL          = -402,
472 	NIX_AF_ERR_AQ_ENQUEUE       = -403,
473 	NIX_AF_ERR_AF_LF_INVALID    = -404,
474 	NIX_AF_ERR_AF_LF_ALLOC      = -405,
475 	NIX_AF_ERR_TLX_ALLOC_FAIL   = -406,
476 	NIX_AF_ERR_TLX_INVALID      = -407,
477 	NIX_AF_ERR_RSS_SIZE_INVALID = -408,
478 	NIX_AF_ERR_RSS_GRPS_INVALID = -409,
479 	NIX_AF_ERR_FRS_INVALID      = -410,
480 	NIX_AF_ERR_RX_LINK_INVALID  = -411,
481 	NIX_AF_INVAL_TXSCHQ_CFG     = -412,
482 	NIX_AF_SMQ_FLUSH_FAILED     = -413,
483 	NIX_AF_ERR_LF_RESET         = -414,
484 	NIX_AF_ERR_RSS_NOSPC_FIELD  = -415,
485 	NIX_AF_ERR_RSS_NOSPC_ALGO   = -416,
486 	NIX_AF_ERR_MARK_CFG_FAIL    = -417,
487 	NIX_AF_ERR_LSO_CFG_FAIL     = -418,
488 	NIX_AF_INVAL_NPA_PF_FUNC    = -419,
489 	NIX_AF_INVAL_SSO_PF_FUNC    = -420,
490 	NIX_AF_ERR_TX_VTAG_NOSPC    = -421,
491 	NIX_AF_ERR_RX_VTAG_INUSE    = -422,
492 };
493 
494 /* For NIX RX vtag action  */
495 enum nix_rx_vtag0_type {
496 	NIX_AF_LFX_RX_VTAG_TYPE0, /* reserved for rx vlan offload */
497 	NIX_AF_LFX_RX_VTAG_TYPE1,
498 	NIX_AF_LFX_RX_VTAG_TYPE2,
499 	NIX_AF_LFX_RX_VTAG_TYPE3,
500 	NIX_AF_LFX_RX_VTAG_TYPE4,
501 	NIX_AF_LFX_RX_VTAG_TYPE5,
502 	NIX_AF_LFX_RX_VTAG_TYPE6,
503 	NIX_AF_LFX_RX_VTAG_TYPE7,
504 };
505 
506 /* For NIX LF context alloc and init */
507 struct nix_lf_alloc_req {
508 	struct mbox_msghdr hdr;
509 	int node;
510 	u32 rq_cnt;   /* No of receive queues */
511 	u32 sq_cnt;   /* No of send queues */
512 	u32 cq_cnt;   /* No of completion queues */
513 	u8  xqe_sz;
514 	u16 rss_sz;
515 	u8  rss_grps;
516 	u16 npa_func;
517 	u16 sso_func;
518 	u64 rx_cfg;   /* See NIX_AF_LF(0..127)_RX_CFG */
519 	u64 way_mask;
520 };
521 
522 struct nix_lf_alloc_rsp {
523 	struct mbox_msghdr hdr;
524 	u16	sqb_size;
525 	u16	rx_chan_base;
526 	u16	tx_chan_base;
527 	u8      rx_chan_cnt; /* total number of RX channels */
528 	u8      tx_chan_cnt; /* total number of TX channels */
529 	u8	lso_tsov4_idx;
530 	u8	lso_tsov6_idx;
531 	u8      mac_addr[ETH_ALEN];
532 	u8	lf_rx_stats; /* NIX_AF_CONST1::LF_RX_STATS */
533 	u8	lf_tx_stats; /* NIX_AF_CONST1::LF_TX_STATS */
534 	u16	cints; /* NIX_AF_CONST2::CINTS */
535 	u16	qints; /* NIX_AF_CONST2::QINTS */
536 	u8	cgx_links;  /* No. of CGX links present in HW */
537 	u8	lbk_links;  /* No. of LBK links present in HW */
538 	u8	sdp_links;  /* No. of SDP links present in HW */
539 };
540 
541 struct nix_lf_free_req {
542 	struct mbox_msghdr hdr;
543 #define NIX_LF_DISABLE_FLOWS		BIT_ULL(0)
544 #define NIX_LF_DONT_FREE_TX_VTAG	BIT_ULL(1)
545 	u64 flags;
546 };
547 
548 /* NIX AQ enqueue msg */
549 struct nix_aq_enq_req {
550 	struct mbox_msghdr hdr;
551 	u32  qidx;
552 	u8 ctype;
553 	u8 op;
554 	union {
555 		struct nix_rq_ctx_s rq;
556 		struct nix_sq_ctx_s sq;
557 		struct nix_cq_ctx_s cq;
558 		struct nix_rsse_s   rss;
559 		struct nix_rx_mce_s mce;
560 	};
561 	union {
562 		struct nix_rq_ctx_s rq_mask;
563 		struct nix_sq_ctx_s sq_mask;
564 		struct nix_cq_ctx_s cq_mask;
565 		struct nix_rsse_s   rss_mask;
566 		struct nix_rx_mce_s mce_mask;
567 	};
568 };
569 
570 struct nix_aq_enq_rsp {
571 	struct mbox_msghdr hdr;
572 	union {
573 		struct nix_rq_ctx_s rq;
574 		struct nix_sq_ctx_s sq;
575 		struct nix_cq_ctx_s cq;
576 		struct nix_rsse_s   rss;
577 		struct nix_rx_mce_s mce;
578 	};
579 };
580 
581 /* Tx scheduler/shaper mailbox messages */
582 
583 #define MAX_TXSCHQ_PER_FUNC		128
584 
585 struct nix_txsch_alloc_req {
586 	struct mbox_msghdr hdr;
587 	/* Scheduler queue count request at each level */
588 	u16 schq_contig[NIX_TXSCH_LVL_CNT]; /* No of contiguous queues */
589 	u16 schq[NIX_TXSCH_LVL_CNT]; /* No of non-contiguous queues */
590 };
591 
592 struct nix_txsch_alloc_rsp {
593 	struct mbox_msghdr hdr;
594 	/* Scheduler queue count allocated at each level */
595 	u16 schq_contig[NIX_TXSCH_LVL_CNT];
596 	u16 schq[NIX_TXSCH_LVL_CNT];
597 	/* Scheduler queue list allocated at each level */
598 	u16 schq_contig_list[NIX_TXSCH_LVL_CNT][MAX_TXSCHQ_PER_FUNC];
599 	u16 schq_list[NIX_TXSCH_LVL_CNT][MAX_TXSCHQ_PER_FUNC];
600 	u8  aggr_level; /* Traffic aggregation scheduler level */
601 	u8  aggr_lvl_rr_prio; /* Aggregation lvl's RR_PRIO config */
602 	u8  link_cfg_lvl; /* LINKX_CFG CSRs mapped to TL3 or TL2's index ? */
603 };
604 
605 struct nix_txsch_free_req {
606 	struct mbox_msghdr hdr;
607 #define TXSCHQ_FREE_ALL BIT_ULL(0)
608 	u16 flags;
609 	/* Scheduler queue level to be freed */
610 	u16 schq_lvl;
611 	/* List of scheduler queues to be freed */
612 	u16 schq;
613 };
614 
615 struct nix_txschq_config {
616 	struct mbox_msghdr hdr;
617 	u8 lvl;	/* SMQ/MDQ/TL4/TL3/TL2/TL1 */
618 #define TXSCHQ_IDX_SHIFT	16
619 #define TXSCHQ_IDX_MASK		(BIT_ULL(10) - 1)
620 #define TXSCHQ_IDX(reg, shift)	(((reg) >> (shift)) & TXSCHQ_IDX_MASK)
621 	u8 num_regs;
622 #define MAX_REGS_PER_MBOX_MSG	20
623 	u64 reg[MAX_REGS_PER_MBOX_MSG];
624 	u64 regval[MAX_REGS_PER_MBOX_MSG];
625 };
626 
627 struct nix_vtag_config {
628 	struct mbox_msghdr hdr;
629 	/* '0' for 4 octet VTAG, '1' for 8 octet VTAG */
630 	u8 vtag_size;
631 	/* cfg_type is '0' for tx vlan cfg
632 	 * cfg_type is '1' for rx vlan cfg
633 	 */
634 	u8 cfg_type;
635 	union {
636 		/* valid when cfg_type is '0' */
637 		struct {
638 			u64 vtag0;
639 			u64 vtag1;
640 
641 			/* cfg_vtag0 & cfg_vtag1 fields are valid
642 			 * when free_vtag0 & free_vtag1 are '0's.
643 			 */
644 			/* cfg_vtag0 = 1 to configure vtag0 */
645 			u8 cfg_vtag0 :1;
646 			/* cfg_vtag1 = 1 to configure vtag1 */
647 			u8 cfg_vtag1 :1;
648 
649 			/* vtag0_idx & vtag1_idx are only valid when
650 			 * both cfg_vtag0 & cfg_vtag1 are '0's,
651 			 * these fields are used along with free_vtag0
652 			 * & free_vtag1 to free the nix lf's tx_vlan
653 			 * configuration.
654 			 *
655 			 * Denotes the indices of tx_vtag def registers
656 			 * that needs to be cleared and freed.
657 			 */
658 			int vtag0_idx;
659 			int vtag1_idx;
660 
661 			/* free_vtag0 & free_vtag1 fields are valid
662 			 * when cfg_vtag0 & cfg_vtag1 are '0's.
663 			 */
664 			/* free_vtag0 = 1 clears vtag0 configuration
665 			 * vtag0_idx denotes the index to be cleared.
666 			 */
667 			u8 free_vtag0 :1;
668 			/* free_vtag1 = 1 clears vtag1 configuration
669 			 * vtag1_idx denotes the index to be cleared.
670 			 */
671 			u8 free_vtag1 :1;
672 		} tx;
673 
674 		/* valid when cfg_type is '1' */
675 		struct {
676 			/* rx vtag type index, valid values are in 0..7 range */
677 			u8 vtag_type;
678 			/* rx vtag strip */
679 			u8 strip_vtag :1;
680 			/* rx vtag capture */
681 			u8 capture_vtag :1;
682 		} rx;
683 	};
684 };
685 
686 struct nix_vtag_config_rsp {
687 	struct mbox_msghdr hdr;
688 	int vtag0_idx;
689 	int vtag1_idx;
690 	/* Indices of tx_vtag def registers used to configure
691 	 * tx vtag0 & vtag1 headers, these indices are valid
692 	 * when nix_vtag_config mbox requested for vtag0 and/
693 	 * or vtag1 configuration.
694 	 */
695 };
696 
697 struct nix_rss_flowkey_cfg {
698 	struct mbox_msghdr hdr;
699 	int	mcam_index;  /* MCAM entry index to modify */
700 #define NIX_FLOW_KEY_TYPE_PORT	BIT(0)
701 #define NIX_FLOW_KEY_TYPE_IPV4	BIT(1)
702 #define NIX_FLOW_KEY_TYPE_IPV6	BIT(2)
703 #define NIX_FLOW_KEY_TYPE_TCP	BIT(3)
704 #define NIX_FLOW_KEY_TYPE_UDP	BIT(4)
705 #define NIX_FLOW_KEY_TYPE_SCTP	BIT(5)
706 #define NIX_FLOW_KEY_TYPE_NVGRE    BIT(6)
707 #define NIX_FLOW_KEY_TYPE_VXLAN    BIT(7)
708 #define NIX_FLOW_KEY_TYPE_GENEVE   BIT(8)
709 #define NIX_FLOW_KEY_TYPE_ETH_DMAC BIT(9)
710 #define NIX_FLOW_KEY_TYPE_IPV6_EXT BIT(10)
711 #define NIX_FLOW_KEY_TYPE_GTPU       BIT(11)
712 #define NIX_FLOW_KEY_TYPE_INNR_IPV4     BIT(12)
713 #define NIX_FLOW_KEY_TYPE_INNR_IPV6     BIT(13)
714 #define NIX_FLOW_KEY_TYPE_INNR_TCP      BIT(14)
715 #define NIX_FLOW_KEY_TYPE_INNR_UDP      BIT(15)
716 #define NIX_FLOW_KEY_TYPE_INNR_SCTP     BIT(16)
717 #define NIX_FLOW_KEY_TYPE_INNR_ETH_DMAC BIT(17)
718 #define NIX_FLOW_KEY_TYPE_VLAN		BIT(20)
719 #define NIX_FLOW_KEY_TYPE_IPV4_PROTO	BIT(21)
720 	u32	flowkey_cfg; /* Flowkey types selected */
721 	u8	group;       /* RSS context or group */
722 };
723 
724 struct nix_rss_flowkey_cfg_rsp {
725 	struct mbox_msghdr hdr;
726 	u8	alg_idx; /* Selected algo index */
727 };
728 
729 struct nix_set_mac_addr {
730 	struct mbox_msghdr hdr;
731 	u8 mac_addr[ETH_ALEN]; /* MAC address to be set for this pcifunc */
732 };
733 
734 struct nix_get_mac_addr_rsp {
735 	struct mbox_msghdr hdr;
736 	u8 mac_addr[ETH_ALEN];
737 };
738 
739 struct nix_mark_format_cfg {
740 	struct mbox_msghdr hdr;
741 	u8 offset;
742 	u8 y_mask;
743 	u8 y_val;
744 	u8 r_mask;
745 	u8 r_val;
746 };
747 
748 struct nix_mark_format_cfg_rsp {
749 	struct mbox_msghdr hdr;
750 	u8 mark_format_idx;
751 };
752 
753 struct nix_rx_mode {
754 	struct mbox_msghdr hdr;
755 #define NIX_RX_MODE_UCAST	BIT(0)
756 #define NIX_RX_MODE_PROMISC	BIT(1)
757 #define NIX_RX_MODE_ALLMULTI	BIT(2)
758 	u16	mode;
759 };
760 
761 struct nix_rx_cfg {
762 	struct mbox_msghdr hdr;
763 #define NIX_RX_OL3_VERIFY   BIT(0)
764 #define NIX_RX_OL4_VERIFY   BIT(1)
765 	u8 len_verify; /* Outer L3/L4 len check */
766 #define NIX_RX_CSUM_OL4_VERIFY  BIT(0)
767 	u8 csum_verify; /* Outer L4 checksum verification */
768 };
769 
770 struct nix_frs_cfg {
771 	struct mbox_msghdr hdr;
772 	u8	update_smq;    /* Update SMQ's min/max lens */
773 	u8	update_minlen; /* Set minlen also */
774 	u8	sdp_link;      /* Set SDP RX link */
775 	u16	maxlen;
776 	u16	minlen;
777 };
778 
779 struct nix_lso_format_cfg {
780 	struct mbox_msghdr hdr;
781 	u64 field_mask;
782 #define NIX_LSO_FIELD_MAX	8
783 	u64 fields[NIX_LSO_FIELD_MAX];
784 };
785 
786 struct nix_lso_format_cfg_rsp {
787 	struct mbox_msghdr hdr;
788 	u8 lso_format_idx;
789 };
790 
791 struct nix_bp_cfg_req {
792 	struct mbox_msghdr hdr;
793 	u16	chan_base; /* Starting channel number */
794 	u8	chan_cnt; /* Number of channels */
795 	u8	bpid_per_chan;
796 	/* bpid_per_chan = 0 assigns single bp id for range of channels */
797 	/* bpid_per_chan = 1 assigns separate bp id for each channel */
798 };
799 
800 /* PF can be mapped to either CGX or LBK interface,
801  * so maximum 64 channels are possible.
802  */
803 #define NIX_MAX_BPID_CHAN	64
804 struct nix_bp_cfg_rsp {
805 	struct mbox_msghdr hdr;
806 	u16	chan_bpid[NIX_MAX_BPID_CHAN]; /* Channel and bpid mapping */
807 	u8	chan_cnt; /* Number of channel for which bpids are assigned */
808 };
809 
810 /* NPC mbox message structs */
811 
812 #define NPC_MCAM_ENTRY_INVALID	0xFFFF
813 #define NPC_MCAM_INVALID_MAP	0xFFFF
814 
815 /* NPC mailbox error codes
816  * Range 701 - 800.
817  */
818 enum npc_af_status {
819 	NPC_MCAM_INVALID_REQ	= -701,
820 	NPC_MCAM_ALLOC_DENIED	= -702,
821 	NPC_MCAM_ALLOC_FAILED	= -703,
822 	NPC_MCAM_PERM_DENIED	= -704,
823 };
824 
825 struct npc_mcam_alloc_entry_req {
826 	struct mbox_msghdr hdr;
827 #define NPC_MAX_NONCONTIG_ENTRIES	256
828 	u8  contig;   /* Contiguous entries ? */
829 #define NPC_MCAM_ANY_PRIO		0
830 #define NPC_MCAM_LOWER_PRIO		1
831 #define NPC_MCAM_HIGHER_PRIO		2
832 	u8  priority; /* Lower or higher w.r.t ref_entry */
833 	u16 ref_entry;
834 	u16 count;    /* Number of entries requested */
835 };
836 
837 struct npc_mcam_alloc_entry_rsp {
838 	struct mbox_msghdr hdr;
839 	u16 entry; /* Entry allocated or start index if contiguous.
840 		    * Invalid incase of non-contiguous.
841 		    */
842 	u16 count; /* Number of entries allocated */
843 	u16 free_count; /* Number of entries available */
844 	u16 entry_list[NPC_MAX_NONCONTIG_ENTRIES];
845 };
846 
847 struct npc_mcam_free_entry_req {
848 	struct mbox_msghdr hdr;
849 	u16 entry; /* Entry index to be freed */
850 	u8  all;   /* If all entries allocated to this PFVF to be freed */
851 };
852 
853 struct mcam_entry {
854 #define NPC_MAX_KWS_IN_KEY	7 /* Number of keywords in max keywidth */
855 	u64	kw[NPC_MAX_KWS_IN_KEY];
856 	u64	kw_mask[NPC_MAX_KWS_IN_KEY];
857 	u64	action;
858 	u64	vtag_action;
859 };
860 
861 struct npc_mcam_write_entry_req {
862 	struct mbox_msghdr hdr;
863 	struct mcam_entry entry_data;
864 	u16 entry;	 /* MCAM entry to write this match key */
865 	u16 cntr;	 /* Counter for this MCAM entry */
866 	u8  intf;	 /* Rx or Tx interface */
867 	u8  enable_entry;/* Enable this MCAM entry ? */
868 	u8  set_cntr;    /* Set counter for this entry ? */
869 };
870 
871 /* Enable/Disable a given entry */
872 struct npc_mcam_ena_dis_entry_req {
873 	struct mbox_msghdr hdr;
874 	u16 entry;
875 };
876 
877 struct npc_mcam_shift_entry_req {
878 	struct mbox_msghdr hdr;
879 #define NPC_MCAM_MAX_SHIFTS	64
880 	u16 curr_entry[NPC_MCAM_MAX_SHIFTS];
881 	u16 new_entry[NPC_MCAM_MAX_SHIFTS];
882 	u16 shift_count; /* Number of entries to shift */
883 };
884 
885 struct npc_mcam_shift_entry_rsp {
886 	struct mbox_msghdr hdr;
887 	u16 failed_entry_idx; /* Index in 'curr_entry', not entry itself */
888 };
889 
890 struct npc_mcam_alloc_counter_req {
891 	struct mbox_msghdr hdr;
892 	u8  contig;	/* Contiguous counters ? */
893 #define NPC_MAX_NONCONTIG_COUNTERS       64
894 	u16 count;	/* Number of counters requested */
895 };
896 
897 struct npc_mcam_alloc_counter_rsp {
898 	struct mbox_msghdr hdr;
899 	u16 cntr;   /* Counter allocated or start index if contiguous.
900 		     * Invalid incase of non-contiguous.
901 		     */
902 	u16 count;  /* Number of counters allocated */
903 	u16 cntr_list[NPC_MAX_NONCONTIG_COUNTERS];
904 };
905 
906 struct npc_mcam_oper_counter_req {
907 	struct mbox_msghdr hdr;
908 	u16 cntr;   /* Free a counter or clear/fetch it's stats */
909 };
910 
911 struct npc_mcam_oper_counter_rsp {
912 	struct mbox_msghdr hdr;
913 	u64 stat;  /* valid only while fetching counter's stats */
914 };
915 
916 struct npc_mcam_unmap_counter_req {
917 	struct mbox_msghdr hdr;
918 	u16 cntr;
919 	u16 entry; /* Entry and counter to be unmapped */
920 	u8  all;   /* Unmap all entries using this counter ? */
921 };
922 
923 struct npc_mcam_alloc_and_write_entry_req {
924 	struct mbox_msghdr hdr;
925 	struct mcam_entry entry_data;
926 	u16 ref_entry;
927 	u8  priority;    /* Lower or higher w.r.t ref_entry */
928 	u8  intf;	 /* Rx or Tx interface */
929 	u8  enable_entry;/* Enable this MCAM entry ? */
930 	u8  alloc_cntr;  /* Allocate counter and map ? */
931 };
932 
933 struct npc_mcam_alloc_and_write_entry_rsp {
934 	struct mbox_msghdr hdr;
935 	u16 entry;
936 	u16 cntr;
937 };
938 
939 struct npc_get_kex_cfg_rsp {
940 	struct mbox_msghdr hdr;
941 	u64 rx_keyx_cfg;   /* NPC_AF_INTF(0)_KEX_CFG */
942 	u64 tx_keyx_cfg;   /* NPC_AF_INTF(1)_KEX_CFG */
943 #define NPC_MAX_INTF	2
944 #define NPC_MAX_LID	8
945 #define NPC_MAX_LT	16
946 #define NPC_MAX_LD	2
947 #define NPC_MAX_LFL	16
948 	/* NPC_AF_KEX_LDATA(0..1)_FLAGS_CFG */
949 	u64 kex_ld_flags[NPC_MAX_LD];
950 	/* NPC_AF_INTF(0..1)_LID(0..7)_LT(0..15)_LD(0..1)_CFG */
951 	u64 intf_lid_lt_ld[NPC_MAX_INTF][NPC_MAX_LID][NPC_MAX_LT][NPC_MAX_LD];
952 	/* NPC_AF_INTF(0..1)_LDATA(0..1)_FLAGS(0..15)_CFG */
953 	u64 intf_ld_flags[NPC_MAX_INTF][NPC_MAX_LD][NPC_MAX_LFL];
954 #define MKEX_NAME_LEN 128
955 	u8 mkex_pfl_name[MKEX_NAME_LEN];
956 };
957 
958 struct flow_msg {
959 	unsigned char dmac[6];
960 	unsigned char smac[6];
961 	__be16 etype;
962 	__be16 vlan_etype;
963 	__be16 vlan_tci;
964 	union {
965 		__be32 ip4src;
966 		__be32 ip6src[4];
967 	};
968 	union {
969 		__be32 ip4dst;
970 		__be32 ip6dst[4];
971 	};
972 	u8 tos;
973 	u8 ip_ver;
974 	u8 ip_proto;
975 	u8 tc;
976 	__be16 sport;
977 	__be16 dport;
978 };
979 
980 struct npc_install_flow_req {
981 	struct mbox_msghdr hdr;
982 	struct flow_msg packet;
983 	struct flow_msg mask;
984 	u64 features;
985 	u16 entry;
986 	u16 channel;
987 	u8 intf;
988 	u8 set_cntr; /* If counter is available set counter for this entry ? */
989 	u8 default_rule;
990 	u8 append; /* overwrite(0) or append(1) flow to default rule? */
991 	u16 vf;
992 	/* action */
993 	u32 index;
994 	u16 match_id;
995 	u8 flow_key_alg;
996 	u8 op;
997 	/* vtag rx action */
998 	u8 vtag0_type;
999 	u8 vtag0_valid;
1000 	u8 vtag1_type;
1001 	u8 vtag1_valid;
1002 	/* vtag tx action */
1003 	u16 vtag0_def;
1004 	u8  vtag0_op;
1005 	u16 vtag1_def;
1006 	u8  vtag1_op;
1007 };
1008 
1009 struct npc_install_flow_rsp {
1010 	struct mbox_msghdr hdr;
1011 	int counter; /* negative if no counter else counter number */
1012 };
1013 
1014 struct npc_delete_flow_req {
1015 	struct mbox_msghdr hdr;
1016 	u16 entry;
1017 	u16 start;/*Disable range of entries */
1018 	u16 end;
1019 	u8 all; /* PF + VFs */
1020 };
1021 
1022 struct npc_mcam_read_entry_req {
1023 	struct mbox_msghdr hdr;
1024 	u16 entry;	 /* MCAM entry to read */
1025 };
1026 
1027 struct npc_mcam_read_entry_rsp {
1028 	struct mbox_msghdr hdr;
1029 	struct mcam_entry entry_data;
1030 	u8 intf;
1031 	u8 enable;
1032 };
1033 
1034 struct npc_mcam_read_base_rule_rsp {
1035 	struct mbox_msghdr hdr;
1036 	struct mcam_entry entry;
1037 };
1038 
1039 enum ptp_op {
1040 	PTP_OP_ADJFINE = 0,
1041 	PTP_OP_GET_CLOCK = 1,
1042 };
1043 
1044 struct ptp_req {
1045 	struct mbox_msghdr hdr;
1046 	u8 op;
1047 	s64 scaled_ppm;
1048 };
1049 
1050 struct ptp_rsp {
1051 	struct mbox_msghdr hdr;
1052 	u64 clk;
1053 };
1054 
1055 /* CPT mailbox error codes
1056  * Range 901 - 1000.
1057  */
1058 enum cpt_af_status {
1059 	CPT_AF_ERR_PARAM		= -901,
1060 	CPT_AF_ERR_GRP_INVALID		= -902,
1061 	CPT_AF_ERR_LF_INVALID		= -903,
1062 	CPT_AF_ERR_ACCESS_DENIED	= -904,
1063 	CPT_AF_ERR_SSO_PF_FUNC_INVALID	= -905,
1064 	CPT_AF_ERR_NIX_PF_FUNC_INVALID	= -906
1065 };
1066 
1067 /* CPT mbox message formats */
1068 struct cpt_rd_wr_reg_msg {
1069 	struct mbox_msghdr hdr;
1070 	u64 reg_offset;
1071 	u64 *ret_val;
1072 	u64 val;
1073 	u8 is_write;
1074 };
1075 
1076 struct cpt_lf_alloc_req_msg {
1077 	struct mbox_msghdr hdr;
1078 	u16 nix_pf_func;
1079 	u16 sso_pf_func;
1080 	u16 eng_grpmsk;
1081 };
1082 
1083 #endif /* MBOX_H */
1084