xref: /linux/include/linux/net/intel/libie/adminq.h (revision 07fdad3a93756b872da7b53647715c48d0f4a2d0)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /* Copyright (C) 2025 Intel Corporation */
3 
4 #ifndef __LIBIE_ADMINQ_H
5 #define __LIBIE_ADMINQ_H
6 
7 #include <linux/build_bug.h>
8 #include <linux/types.h>
9 
10 #define LIBIE_CHECK_STRUCT_LEN(n, X)	\
11 	static_assert((n) == sizeof(struct X))
12 #define LIBIE_AQ_MAX_BUF_LEN 4096
13 
14 /**
15  * struct libie_aqc_generic - Generic structure used in adminq communication
16  * @param0: generic parameter high 32bit
17  * @param1: generic parameter lower 32bit
18  * @addr_high: generic address high 32bit
19  * @addr_low: generic address lower 32bit
20  */
21 struct libie_aqc_generic {
22 	__le32 param0;
23 	__le32 param1;
24 	__le32 addr_high;
25 	__le32 addr_low;
26 };
27 LIBIE_CHECK_STRUCT_LEN(16, libie_aqc_generic);
28 
29 /**
30  * struct libie_aqc_get_ver -  Used in command get version (direct 0x0001)
31  * @rom_ver: rom version
32  * @fw_build: number coressponding to firmware build
33  * @fw_branch: branch identifier of firmware version
34  * @fw_major: major number of firmware version
35  * @fw_minor: minor number of firmware version
36  * @fw_patch: patch of firmware version
37  * @api_branch: brancch identifier of API version
38  * @api_major: major number of API version
39  * @api_minor: minor number of API version
40  * @api_patch: patch of API version
41  */
42 struct libie_aqc_get_ver {
43 	__le32	rom_ver;
44 	__le32	fw_build;
45 	u8	fw_branch;
46 	u8	fw_major;
47 	u8	fw_minor;
48 	u8	fw_patch;
49 	u8	api_branch;
50 	u8	api_major;
51 	u8	api_minor;
52 	u8	api_patch;
53 };
54 LIBIE_CHECK_STRUCT_LEN(16, libie_aqc_get_ver);
55 
56 /**
57  * struct libie_aqc_driver_ver - Used in command send driver version
58  *				 (indirect 0x0002)
59  * @major_ver: driver major version
60  * @minor_ver: driver minor version
61  * @build_ver: driver build version
62  * @subbuild_ver: driver subbuild version
63  * @reserved: for feature use
64  * @addr_high: high part of response address buff
65  * @addr_low: low part of response address buff
66  */
67 struct libie_aqc_driver_ver {
68 	u8	major_ver;
69 	u8	minor_ver;
70 	u8	build_ver;
71 	u8	subbuild_ver;
72 	u8	reserved[4];
73 	__le32	addr_high;
74 	__le32	addr_low;
75 };
76 LIBIE_CHECK_STRUCT_LEN(16, libie_aqc_driver_ver);
77 
78 enum libie_aq_res_id {
79 	LIBIE_AQC_RES_ID_NVM				= 1,
80 	LIBIE_AQC_RES_ID_SDP				= 2,
81 	LIBIE_AQC_RES_ID_CHNG_LOCK			= 3,
82 	LIBIE_AQC_RES_ID_GLBL_LOCK			= 4,
83 };
84 
85 enum libie_aq_res_access_type {
86 	LIBIE_AQC_RES_ACCESS_READ			= 1,
87 	LIBIE_AQC_RES_ACCESS_WRITE			= 2,
88 };
89 
90 #define LIBIE_AQ_RES_NVM_READ_DFLT_TIMEOUT_MS		3000
91 #define LIBIE_AQ_RES_NVM_WRITE_DFLT_TIMEOUT_MS		180000
92 #define LIBIE_AQ_RES_CHNG_LOCK_DFLT_TIMEOUT_MS		1000
93 #define LIBIE_AQ_RES_GLBL_LOCK_DFLT_TIMEOUT_MS		3000
94 
95 #define LIBIE_AQ_RES_GLBL_SUCCESS			0
96 #define LIBIE_AQ_RES_GLBL_IN_PROG			1
97 #define LIBIE_AQ_RES_GLBL_DONE				2
98 
99 /**
100  * struct libie_aqc_req_res - Request resource ownership
101  * @res_id: resource ID (look at enum definition above)
102  * @access_type: read or write (enum definition above)
103  * @timeout: Upon successful completion, FW writes this value and driver is
104  * expected to release resource before timeout. This value is provided in
105  * milliseconds.
106  * @res_number: for SDP, this is the pin ID of the SDP
107  * @status: status only used for LIBIE_AQC_RES_ID_GLBL_LOCK, for others reserved
108  * @reserved: reserved for future use
109  *
110  * Used in commands:
111  * request resource ownership (direct 0x0008)
112  * request resource ownership (direct 0x0009)
113  */
114 struct libie_aqc_req_res {
115 	__le16	res_id;
116 	__le16	access_type;
117 
118 	__le32	timeout;
119 	__le32	res_number;
120 	__le16	status;
121 	u8	reserved[2];
122 };
123 LIBIE_CHECK_STRUCT_LEN(16, libie_aqc_req_res);
124 
125 /**
126  * struct libie_aqc_list_caps - Getting capabilities
127  * @cmd_flags: command flags
128  * @pf_index: index of PF to get caps from
129  * @reserved: reserved for future use
130  * @count: number of capabilities records
131  * @addr_high: high part of response address buff
132  * @addr_low: low part of response address buff
133  *
134  * Used in commands:
135  * get function capabilities (indirect 0x000A)
136  * get device capabilities (indirect 0x000B)
137  */
138 struct libie_aqc_list_caps {
139 	u8	cmd_flags;
140 	u8	pf_index;
141 	u8	reserved[2];
142 	__le32	count;
143 	__le32	addr_high;
144 	__le32	addr_low;
145 };
146 LIBIE_CHECK_STRUCT_LEN(16, libie_aqc_list_caps);
147 
148 /* Device/Function buffer entry, repeated per reported capability */
149 #define LIBIE_AQC_CAPS_SWITCH_MODE			0x0001
150 #define LIBIE_AQC_CAPS_MNG_MODE				0x0002
151 #define LIBIE_AQC_CAPS_NPAR_ACTIVE			0x0003
152 #define LIBIE_AQC_CAPS_OS2BMC_CAP			0x0004
153 #define LIBIE_AQC_CAPS_VALID_FUNCTIONS			0x0005
154 #define LIBIE_AQC_MAX_VALID_FUNCTIONS			0x8
155 #define LIBIE_AQC_CAPS_SRIOV				0x0012
156 #define LIBIE_AQC_CAPS_VF				0x0013
157 #define LIBIE_AQC_CAPS_VMDQ				0x0014
158 #define LIBIE_AQC_CAPS_8021QBG				0x0015
159 #define LIBIE_AQC_CAPS_8021QBR				0x0016
160 #define LIBIE_AQC_CAPS_VSI				0x0017
161 #define LIBIE_AQC_CAPS_DCB				0x0018
162 #define LIBIE_AQC_CAPS_FCOE				0x0021
163 #define LIBIE_AQC_CAPS_ISCSI				0x0022
164 #define LIBIE_AQC_CAPS_RSS				0x0040
165 #define LIBIE_AQC_CAPS_RXQS				0x0041
166 #define LIBIE_AQC_CAPS_TXQS				0x0042
167 #define LIBIE_AQC_CAPS_MSIX				0x0043
168 #define LIBIE_AQC_CAPS_VF_MSIX				0x0044
169 #define LIBIE_AQC_CAPS_FD				0x0045
170 #define LIBIE_AQC_CAPS_1588				0x0046
171 #define LIBIE_AQC_CAPS_MAX_MTU				0x0047
172 #define LIBIE_AQC_CAPS_NVM_VER				0x0048
173 #define LIBIE_AQC_CAPS_PENDING_NVM_VER			0x0049
174 #define LIBIE_AQC_CAPS_OROM_VER				0x004A
175 #define LIBIE_AQC_CAPS_PENDING_OROM_VER			0x004B
176 #define LIBIE_AQC_CAPS_NET_VER				0x004C
177 #define LIBIE_AQC_CAPS_PENDING_NET_VER			0x004D
178 #define LIBIE_AQC_CAPS_RDMA				0x0051
179 #define LIBIE_AQC_CAPS_LED				0x0061
180 #define LIBIE_AQC_CAPS_SDP				0x0062
181 #define LIBIE_AQC_CAPS_MDIO				0x0063
182 #define LIBIE_AQC_CAPS_WSR_PROT				0x0064
183 #define LIBIE_AQC_CAPS_SENSOR_READING			0x0067
184 #define LIBIE_AQC_INLINE_IPSEC				0x0070
185 #define LIBIE_AQC_CAPS_NUM_ENABLED_PORTS		0x0072
186 #define LIBIE_AQC_CAPS_PCIE_RESET_AVOIDANCE		0x0076
187 #define LIBIE_AQC_CAPS_POST_UPDATE_RESET_RESTRICT	0x0077
188 #define LIBIE_AQC_CAPS_NVM_MGMT				0x0080
189 #define LIBIE_AQC_CAPS_EXT_TOPO_DEV_IMG0		0x0081
190 #define LIBIE_AQC_CAPS_EXT_TOPO_DEV_IMG1		0x0082
191 #define LIBIE_AQC_CAPS_EXT_TOPO_DEV_IMG2		0x0083
192 #define LIBIE_AQC_CAPS_EXT_TOPO_DEV_IMG3		0x0084
193 #define LIBIE_AQC_CAPS_TX_SCHED_TOPO_COMP_MODE		0x0085
194 #define LIBIE_AQC_CAPS_NAC_TOPOLOGY			0x0087
195 #define LIBIE_AQC_CAPS_FW_LAG_SUPPORT			0x0092
196 #define LIBIE_AQC_BIT_ROCEV2_LAG			BIT(0)
197 #define LIBIE_AQC_BIT_SRIOV_LAG				BIT(1)
198 #define LIBIE_AQC_BIT_SRIOV_AA_LAG			BIT(2)
199 #define LIBIE_AQC_CAPS_FLEX10				0x00F1
200 #define LIBIE_AQC_CAPS_CEM				0x00F2
201 
202 /**
203  * struct libie_aqc_list_caps_elem - Getting list of caps elements
204  * @cap: one from the defines list above
205  * @major_ver: major version
206  * @minor_ver: minor version
207  * @number: number of resources described by this capability
208  * @logical_id: logical ID, only meaningful for some types of resources
209  * @phys_id: physical ID, only meaningful for some types of resources
210  * @rsvd1: reserved for future use
211  * @rsvd2: reserved for future use
212  */
213 struct libie_aqc_list_caps_elem {
214 	__le16	cap;
215 
216 	u8	major_ver;
217 	u8	minor_ver;
218 	__le32	number;
219 	__le32	logical_id;
220 	__le32	phys_id;
221 	__le64	rsvd1;
222 	__le64	rsvd2;
223 };
224 LIBIE_CHECK_STRUCT_LEN(32, libie_aqc_list_caps_elem);
225 
226 /* Admin Queue command opcodes */
227 enum libie_adminq_opc {
228 	/* FW Logging Commands */
229 	libie_aqc_opc_fw_logs_config			= 0xFF30,
230 	libie_aqc_opc_fw_logs_register			= 0xFF31,
231 	libie_aqc_opc_fw_logs_query			= 0xFF32,
232 	libie_aqc_opc_fw_logs_event			= 0xFF33,
233 };
234 
235 enum libie_aqc_fw_logging_mod {
236 	LIBIE_AQC_FW_LOG_ID_GENERAL = 0,
237 	LIBIE_AQC_FW_LOG_ID_CTRL,
238 	LIBIE_AQC_FW_LOG_ID_LINK,
239 	LIBIE_AQC_FW_LOG_ID_LINK_TOPO,
240 	LIBIE_AQC_FW_LOG_ID_DNL,
241 	LIBIE_AQC_FW_LOG_ID_I2C,
242 	LIBIE_AQC_FW_LOG_ID_SDP,
243 	LIBIE_AQC_FW_LOG_ID_MDIO,
244 	LIBIE_AQC_FW_LOG_ID_ADMINQ,
245 	LIBIE_AQC_FW_LOG_ID_HDMA,
246 	LIBIE_AQC_FW_LOG_ID_LLDP,
247 	LIBIE_AQC_FW_LOG_ID_DCBX,
248 	LIBIE_AQC_FW_LOG_ID_DCB,
249 	LIBIE_AQC_FW_LOG_ID_XLR,
250 	LIBIE_AQC_FW_LOG_ID_NVM,
251 	LIBIE_AQC_FW_LOG_ID_AUTH,
252 	LIBIE_AQC_FW_LOG_ID_VPD,
253 	LIBIE_AQC_FW_LOG_ID_IOSF,
254 	LIBIE_AQC_FW_LOG_ID_PARSER,
255 	LIBIE_AQC_FW_LOG_ID_SW,
256 	LIBIE_AQC_FW_LOG_ID_SCHEDULER,
257 	LIBIE_AQC_FW_LOG_ID_TXQ,
258 	LIBIE_AQC_FW_LOG_ID_RSVD,
259 	LIBIE_AQC_FW_LOG_ID_POST,
260 	LIBIE_AQC_FW_LOG_ID_WATCHDOG,
261 	LIBIE_AQC_FW_LOG_ID_TASK_DISPATCH,
262 	LIBIE_AQC_FW_LOG_ID_MNG,
263 	LIBIE_AQC_FW_LOG_ID_SYNCE,
264 	LIBIE_AQC_FW_LOG_ID_HEALTH,
265 	LIBIE_AQC_FW_LOG_ID_TSDRV,
266 	LIBIE_AQC_FW_LOG_ID_PFREG,
267 	LIBIE_AQC_FW_LOG_ID_MDLVER,
268 	LIBIE_AQC_FW_LOG_ID_MAX
269 };
270 
271 /* Set FW Logging configuration (indirect 0xFF30)
272  * Register for FW Logging (indirect 0xFF31)
273  * Query FW Logging (indirect 0xFF32)
274  * FW Log Event (indirect 0xFF33)
275  */
276 #define LIBIE_AQC_FW_LOG_CONF_UART_EN		BIT(0)
277 #define LIBIE_AQC_FW_LOG_CONF_AQ_EN		BIT(1)
278 #define LIBIE_AQC_FW_LOG_QUERY_REGISTERED	BIT(2)
279 #define LIBIE_AQC_FW_LOG_CONF_SET_VALID		BIT(3)
280 #define LIBIE_AQC_FW_LOG_AQ_REGISTER		BIT(0)
281 #define LIBIE_AQC_FW_LOG_AQ_QUERY		BIT(2)
282 
283 #define LIBIE_AQC_FW_LOG_MIN_RESOLUTION		1
284 #define LIBIE_AQC_FW_LOG_MAX_RESOLUTION		128
285 
286 struct libie_aqc_fw_log {
287 	u8 cmd_flags;
288 
289 	u8 rsp_flag;
290 	__le16 fw_rt_msb;
291 	union {
292 		struct {
293 			__le32 fw_rt_lsb;
294 		} sync;
295 		struct {
296 			__le16 log_resolution;
297 			__le16 mdl_cnt;
298 		} cfg;
299 	} ops;
300 	__le32 addr_high;
301 	__le32 addr_low;
302 };
303 
304 /* Response Buffer for:
305  *    Set Firmware Logging Configuration (0xFF30)
306  *    Query FW Logging (0xFF32)
307  */
308 struct libie_aqc_fw_log_cfg_resp {
309 	__le16 module_identifier;
310 	u8 log_level;
311 	u8 rsvd0;
312 };
313 
314 /**
315  * struct libie_aq_desc - Admin Queue (AQ) descriptor
316  * @flags: LIBIE_AQ_FLAG_* flags
317  * @opcode: AQ command opcode
318  * @datalen: length in bytes of indirect/external data buffer
319  * @retval: return value from firmware
320  * @cookie_high: opaque data high-half
321  * @cookie_low: opaque data low-half
322  * @params: command-specific parameters
323  *
324  * Descriptor format for commands the driver posts on the Admin Transmit Queue
325  * (ATQ). The firmware writes back onto the command descriptor and returns
326  * the result of the command. Asynchronous events that are not an immediate
327  * result of the command are written to the Admin Receive Queue (ARQ) using
328  * the same descriptor format. Descriptors are in little-endian notation with
329  * 32-bit words.
330  */
331 struct libie_aq_desc {
332 	__le16	flags;
333 	__le16	opcode;
334 	__le16	datalen;
335 	__le16	retval;
336 	__le32	cookie_high;
337 	__le32	cookie_low;
338 	union {
339 		u8	raw[16];
340 		struct	libie_aqc_generic generic;
341 		struct	libie_aqc_get_ver get_ver;
342 		struct	libie_aqc_driver_ver driver_ver;
343 		struct	libie_aqc_req_res res_owner;
344 		struct	libie_aqc_list_caps get_cap;
345 		struct	libie_aqc_fw_log fw_log;
346 	} params;
347 };
348 LIBIE_CHECK_STRUCT_LEN(32, libie_aq_desc);
349 
350 /* FW defined boundary for a large buffer, 4k >= Large buffer > 512 bytes */
351 #define LIBIE_AQ_LG_BUF				512
352 
353 /* Flags sub-structure
354  * |0  |1  |2  |3  |4  |5  |6  |7  |8  |9  |10 |11 |12 |13 |14 |15 |
355  * |DD |CMP|ERR|VFE| * *  RESERVED * * |LB |RD |VFC|BUF|SI |EI |FE |
356  */
357 #define LIBIE_AQ_FLAG_DD			BIT(0)	/* 0x1    */
358 #define LIBIE_AQ_FLAG_CMP			BIT(1)	/* 0x2    */
359 #define LIBIE_AQ_FLAG_ERR			BIT(2)	/* 0x4    */
360 #define LIBIE_AQ_FLAG_VFE			BIT(3)	/* 0x8    */
361 #define LIBIE_AQ_FLAG_LB			BIT(9)	/* 0x200  */
362 #define LIBIE_AQ_FLAG_RD			BIT(10)	/* 0x400  */
363 #define LIBIE_AQ_FLAG_VFC			BIT(11) /* 0x800  */
364 #define LIBIE_AQ_FLAG_BUF			BIT(12)	/* 0x1000 */
365 #define LIBIE_AQ_FLAG_SI			BIT(13)	/* 0x2000 */
366 #define LIBIE_AQ_FLAG_EI			BIT(14)	/* 0x4000 */
367 #define LIBIE_AQ_FLAG_FE			BIT(15)	/* 0x8000 */
368 
369 /* error codes */
370 enum libie_aq_err {
371 	LIBIE_AQ_RC_OK		= 0,  /* Success */
372 	LIBIE_AQ_RC_EPERM	= 1,  /* Operation not permitted */
373 	LIBIE_AQ_RC_ENOENT	= 2,  /* No such element */
374 	LIBIE_AQ_RC_ESRCH	= 3,  /* Bad opcode */
375 	LIBIE_AQ_RC_EIO		= 5,  /* I/O error */
376 	LIBIE_AQ_RC_EAGAIN	= 8,  /* Try again */
377 	LIBIE_AQ_RC_ENOMEM	= 9,  /* Out of memory */
378 	LIBIE_AQ_RC_EACCES	= 10, /* Permission denied */
379 	LIBIE_AQ_RC_EBUSY	= 12, /* Device or resource busy */
380 	LIBIE_AQ_RC_EEXIST	= 13, /* Object already exists */
381 	LIBIE_AQ_RC_EINVAL	= 14, /* Invalid argument */
382 	LIBIE_AQ_RC_ENOSPC	= 16, /* No space left or allocation failure */
383 	LIBIE_AQ_RC_ENOSYS	= 17, /* Function not implemented */
384 	LIBIE_AQ_RC_EMODE	= 21, /* Op not allowed in current dev mode */
385 	LIBIE_AQ_RC_ENOSEC	= 24, /* Missing security manifest */
386 	LIBIE_AQ_RC_EBADSIG	= 25, /* Bad RSA signature */
387 	LIBIE_AQ_RC_ESVN	= 26, /* SVN number prohibits this package */
388 	LIBIE_AQ_RC_EBADMAN	= 27, /* Manifest hash mismatch */
389 	LIBIE_AQ_RC_EBADBUF	= 28, /* Buffer hash mismatches manifest */
390 };
391 
392 static inline void *libie_aq_raw(struct libie_aq_desc *desc)
393 {
394 	return &desc->params.raw;
395 }
396 
397 const char *libie_aq_str(enum libie_aq_err err);
398 
399 #endif /* __LIBIE_ADMINQ_H */
400