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2024-02-19 151fecfb72a0d602dfe79790602ef64b4e241574 
 kernel/include/uapi/linux/devlink.h
....@@ -13,6 +13,8 @@
1313 #ifndef _UAPI_LINUX_DEVLINK_H_
1414 #define _UAPI_LINUX_DEVLINK_H_
1515 
16
+#include <linux/const.h>
17
+
1618 #define DEVLINK_GENL_NAME "devlink"
1719 #define DEVLINK_GENL_VERSION 0x1
1820 #define DEVLINK_GENL_MCGRP_CONFIG_NAME "config"
....@@ -89,6 +91,41 @@
8991 	DEVLINK_CMD_REGION_DEL,
9092 	DEVLINK_CMD_REGION_READ,
9193 
94
+	DEVLINK_CMD_PORT_PARAM_GET,	/* can dump */
95
+	DEVLINK_CMD_PORT_PARAM_SET,
96
+	DEVLINK_CMD_PORT_PARAM_NEW,
97
+	DEVLINK_CMD_PORT_PARAM_DEL,
98
+
99
+	DEVLINK_CMD_INFO_GET,		/* can dump */
100
+
101
+	DEVLINK_CMD_HEALTH_REPORTER_GET,
102
+	DEVLINK_CMD_HEALTH_REPORTER_SET,
103
+	DEVLINK_CMD_HEALTH_REPORTER_RECOVER,
104
+	DEVLINK_CMD_HEALTH_REPORTER_DIAGNOSE,
105
+	DEVLINK_CMD_HEALTH_REPORTER_DUMP_GET,
106
+	DEVLINK_CMD_HEALTH_REPORTER_DUMP_CLEAR,
107
+
108
+	DEVLINK_CMD_FLASH_UPDATE,
109
+	DEVLINK_CMD_FLASH_UPDATE_END,		/* notification only */
110
+	DEVLINK_CMD_FLASH_UPDATE_STATUS,	/* notification only */
111
+
112
+	DEVLINK_CMD_TRAP_GET,		/* can dump */
113
+	DEVLINK_CMD_TRAP_SET,
114
+	DEVLINK_CMD_TRAP_NEW,
115
+	DEVLINK_CMD_TRAP_DEL,
116
+
117
+	DEVLINK_CMD_TRAP_GROUP_GET,	/* can dump */
118
+	DEVLINK_CMD_TRAP_GROUP_SET,
119
+	DEVLINK_CMD_TRAP_GROUP_NEW,
120
+	DEVLINK_CMD_TRAP_GROUP_DEL,
121
+
122
+	DEVLINK_CMD_TRAP_POLICER_GET,	/* can dump */
123
+	DEVLINK_CMD_TRAP_POLICER_SET,
124
+	DEVLINK_CMD_TRAP_POLICER_NEW,
125
+	DEVLINK_CMD_TRAP_POLICER_DEL,
126
+
127
+	DEVLINK_CMD_HEALTH_REPORTER_TEST,
128
+
92129 	/* add new commands above here */
93130 	__DEVLINK_CMD_MAX,
94131 	DEVLINK_CMD_MAX = __DEVLINK_CMD_MAX - 1
....@@ -151,6 +188,18 @@
151188 	DEVLINK_PORT_FLAVOUR_DSA, /* Distributed switch architecture
152189 				   * interconnect port.
153190 				   */
191
+	DEVLINK_PORT_FLAVOUR_PCI_PF, /* Represents eswitch port for
192
+				      * the PCI PF. It is an internal
193
+				      * port that faces the PCI PF.
194
+				      */
195
+	DEVLINK_PORT_FLAVOUR_PCI_VF, /* Represents eswitch port
196
+				      * for the PCI VF. It is an internal
197
+				      * port that faces the PCI VF.
198
+				      */
199
+	DEVLINK_PORT_FLAVOUR_VIRTUAL, /* Any virtual port facing the user. */
200
+	DEVLINK_PORT_FLAVOUR_UNUSED, /* Port which exists in the switch, but
201
+				      * is not used in any way.
202
+				      */
154203 };
155204 
156205 enum devlink_param_cmode {
....@@ -162,6 +211,118 @@
162211 	__DEVLINK_PARAM_CMODE_MAX,
163212 	DEVLINK_PARAM_CMODE_MAX = __DEVLINK_PARAM_CMODE_MAX - 1
164213 };
214
+
215
+enum devlink_param_fw_load_policy_value {
216
+	DEVLINK_PARAM_FW_LOAD_POLICY_VALUE_DRIVER,
217
+	DEVLINK_PARAM_FW_LOAD_POLICY_VALUE_FLASH,
218
+	DEVLINK_PARAM_FW_LOAD_POLICY_VALUE_DISK,
219
+	DEVLINK_PARAM_FW_LOAD_POLICY_VALUE_UNKNOWN,
220
+};
221
+
222
+enum devlink_param_reset_dev_on_drv_probe_value {
223
+	DEVLINK_PARAM_RESET_DEV_ON_DRV_PROBE_VALUE_UNKNOWN,
224
+	DEVLINK_PARAM_RESET_DEV_ON_DRV_PROBE_VALUE_ALWAYS,
225
+	DEVLINK_PARAM_RESET_DEV_ON_DRV_PROBE_VALUE_NEVER,
226
+	DEVLINK_PARAM_RESET_DEV_ON_DRV_PROBE_VALUE_DISK,
227
+};
228
+
229
+enum {
230
+	DEVLINK_ATTR_STATS_RX_PACKETS,		/* u64 */
231
+	DEVLINK_ATTR_STATS_RX_BYTES,		/* u64 */
232
+	DEVLINK_ATTR_STATS_RX_DROPPED,		/* u64 */
233
+
234
+	__DEVLINK_ATTR_STATS_MAX,
235
+	DEVLINK_ATTR_STATS_MAX = __DEVLINK_ATTR_STATS_MAX - 1
236
+};
237
+
238
+/* Specify what sections of a flash component can be overwritten when
239
+ * performing an update. Overwriting of firmware binary sections is always
240
+ * implicitly assumed to be allowed.
241
+ *
242
+ * Each section must be documented in
243
+ * Documentation/networking/devlink/devlink-flash.rst
244
+ *
245
+ */
246
+enum {
247
+	DEVLINK_FLASH_OVERWRITE_SETTINGS_BIT,
248
+	DEVLINK_FLASH_OVERWRITE_IDENTIFIERS_BIT,
249
+
250
+	__DEVLINK_FLASH_OVERWRITE_MAX_BIT,
251
+	DEVLINK_FLASH_OVERWRITE_MAX_BIT = __DEVLINK_FLASH_OVERWRITE_MAX_BIT - 1
252
+};
253
+
254
+#define DEVLINK_FLASH_OVERWRITE_SETTINGS _BITUL(DEVLINK_FLASH_OVERWRITE_SETTINGS_BIT)
255
+#define DEVLINK_FLASH_OVERWRITE_IDENTIFIERS _BITUL(DEVLINK_FLASH_OVERWRITE_IDENTIFIERS_BIT)
256
+
257
+#define DEVLINK_SUPPORTED_FLASH_OVERWRITE_SECTIONS \
258
+	(_BITUL(__DEVLINK_FLASH_OVERWRITE_MAX_BIT) - 1)
259
+
260
+/**
261
+ * enum devlink_trap_action - Packet trap action.
262
+ * @DEVLINK_TRAP_ACTION_DROP: Packet is dropped by the device and a copy is not
263
+ *                            sent to the CPU.
264
+ * @DEVLINK_TRAP_ACTION_TRAP: The sole copy of the packet is sent to the CPU.
265
+ * @DEVLINK_TRAP_ACTION_MIRROR: Packet is forwarded by the device and a copy is
266
+ *                              sent to the CPU.
267
+ */
268
+enum devlink_trap_action {
269
+	DEVLINK_TRAP_ACTION_DROP,
270
+	DEVLINK_TRAP_ACTION_TRAP,
271
+	DEVLINK_TRAP_ACTION_MIRROR,
272
+};
273
+
274
+/**
275
+ * enum devlink_trap_type - Packet trap type.
276
+ * @DEVLINK_TRAP_TYPE_DROP: Trap reason is a drop. Trapped packets are only
277
+ *                          processed by devlink and not injected to the
278
+ *                          kernel's Rx path.
279
+ * @DEVLINK_TRAP_TYPE_EXCEPTION: Trap reason is an exception. Packet was not
280
+ *                               forwarded as intended due to an exception
281
+ *                               (e.g., missing neighbour entry) and trapped to
282
+ *                               control plane for resolution. Trapped packets
283
+ *                               are processed by devlink and injected to
284
+ *                               the kernel's Rx path.
285
+ * @DEVLINK_TRAP_TYPE_CONTROL: Packet was trapped because it is required for
286
+ *                             the correct functioning of the control plane.
287
+ *                             For example, an ARP request packet. Trapped
288
+ *                             packets are injected to the kernel's Rx path,
289
+ *                             but not reported to drop monitor.
290
+ */
291
+enum devlink_trap_type {
292
+	DEVLINK_TRAP_TYPE_DROP,
293
+	DEVLINK_TRAP_TYPE_EXCEPTION,
294
+	DEVLINK_TRAP_TYPE_CONTROL,
295
+};
296
+
297
+enum {
298
+	/* Trap can report input port as metadata */
299
+	DEVLINK_ATTR_TRAP_METADATA_TYPE_IN_PORT,
300
+	/* Trap can report flow action cookie as metadata */
301
+	DEVLINK_ATTR_TRAP_METADATA_TYPE_FA_COOKIE,
302
+};
303
+
304
+enum devlink_reload_action {
305
+	DEVLINK_RELOAD_ACTION_UNSPEC,
306
+	DEVLINK_RELOAD_ACTION_DRIVER_REINIT,	/* Driver entities re-instantiation */
307
+	DEVLINK_RELOAD_ACTION_FW_ACTIVATE,	/* FW activate */
308
+
309
+	/* Add new reload actions above */
310
+	__DEVLINK_RELOAD_ACTION_MAX,
311
+	DEVLINK_RELOAD_ACTION_MAX = __DEVLINK_RELOAD_ACTION_MAX - 1
312
+};
313
+
314
+enum devlink_reload_limit {
315
+	DEVLINK_RELOAD_LIMIT_UNSPEC,	/* unspecified, no constraints */
316
+	DEVLINK_RELOAD_LIMIT_NO_RESET,	/* No reset allowed, no down time allowed,
317
+					 * no link flap and no configuration is lost.
318
+					 */
319
+
320
+	/* Add new reload limit above */
321
+	__DEVLINK_RELOAD_LIMIT_MAX,
322
+	DEVLINK_RELOAD_LIMIT_MAX = __DEVLINK_RELOAD_LIMIT_MAX - 1
323
+};
324
+
325
+#define DEVLINK_RELOAD_LIMITS_VALID_MASK (_BITUL(__DEVLINK_RELOAD_LIMIT_MAX) - 1)
165326 
166327 enum devlink_attr {
167328 	/* don't change the order or add anything between, this is ABI! */
....@@ -280,6 +441,94 @@
280441 	DEVLINK_ATTR_REGION_CHUNK_ADDR,         /* u64 */
281442 	DEVLINK_ATTR_REGION_CHUNK_LEN,          /* u64 */
282443 
444
+	DEVLINK_ATTR_INFO_DRIVER_NAME,		/* string */
445
+	DEVLINK_ATTR_INFO_SERIAL_NUMBER,	/* string */
446
+	DEVLINK_ATTR_INFO_VERSION_FIXED,	/* nested */
447
+	DEVLINK_ATTR_INFO_VERSION_RUNNING,	/* nested */
448
+	DEVLINK_ATTR_INFO_VERSION_STORED,	/* nested */
449
+	DEVLINK_ATTR_INFO_VERSION_NAME,		/* string */
450
+	DEVLINK_ATTR_INFO_VERSION_VALUE,	/* string */
451
+
452
+	DEVLINK_ATTR_SB_POOL_CELL_SIZE,		/* u32 */
453
+
454
+	DEVLINK_ATTR_FMSG,			/* nested */
455
+	DEVLINK_ATTR_FMSG_OBJ_NEST_START,	/* flag */
456
+	DEVLINK_ATTR_FMSG_PAIR_NEST_START,	/* flag */
457
+	DEVLINK_ATTR_FMSG_ARR_NEST_START,	/* flag */
458
+	DEVLINK_ATTR_FMSG_NEST_END,		/* flag */
459
+	DEVLINK_ATTR_FMSG_OBJ_NAME,		/* string */
460
+	DEVLINK_ATTR_FMSG_OBJ_VALUE_TYPE,	/* u8 */
461
+	DEVLINK_ATTR_FMSG_OBJ_VALUE_DATA,	/* dynamic */
462
+
463
+	DEVLINK_ATTR_HEALTH_REPORTER,			/* nested */
464
+	DEVLINK_ATTR_HEALTH_REPORTER_NAME,		/* string */
465
+	DEVLINK_ATTR_HEALTH_REPORTER_STATE,		/* u8 */
466
+	DEVLINK_ATTR_HEALTH_REPORTER_ERR_COUNT,		/* u64 */
467
+	DEVLINK_ATTR_HEALTH_REPORTER_RECOVER_COUNT,	/* u64 */
468
+	DEVLINK_ATTR_HEALTH_REPORTER_DUMP_TS,		/* u64 */
469
+	DEVLINK_ATTR_HEALTH_REPORTER_GRACEFUL_PERIOD,	/* u64 */
470
+	DEVLINK_ATTR_HEALTH_REPORTER_AUTO_RECOVER,	/* u8 */
471
+
472
+	DEVLINK_ATTR_FLASH_UPDATE_FILE_NAME,	/* string */
473
+	DEVLINK_ATTR_FLASH_UPDATE_COMPONENT,	/* string */
474
+	DEVLINK_ATTR_FLASH_UPDATE_STATUS_MSG,	/* string */
475
+	DEVLINK_ATTR_FLASH_UPDATE_STATUS_DONE,	/* u64 */
476
+	DEVLINK_ATTR_FLASH_UPDATE_STATUS_TOTAL,	/* u64 */
477
+
478
+	DEVLINK_ATTR_PORT_PCI_PF_NUMBER,	/* u16 */
479
+	DEVLINK_ATTR_PORT_PCI_VF_NUMBER,	/* u16 */
480
+
481
+	DEVLINK_ATTR_STATS,				/* nested */
482
+
483
+	DEVLINK_ATTR_TRAP_NAME,				/* string */
484
+	/* enum devlink_trap_action */
485
+	DEVLINK_ATTR_TRAP_ACTION,			/* u8 */
486
+	/* enum devlink_trap_type */
487
+	DEVLINK_ATTR_TRAP_TYPE,				/* u8 */
488
+	DEVLINK_ATTR_TRAP_GENERIC,			/* flag */
489
+	DEVLINK_ATTR_TRAP_METADATA,			/* nested */
490
+	DEVLINK_ATTR_TRAP_GROUP_NAME,			/* string */
491
+
492
+	DEVLINK_ATTR_RELOAD_FAILED,			/* u8 0 or 1 */
493
+
494
+	DEVLINK_ATTR_HEALTH_REPORTER_DUMP_TS_NS,	/* u64 */
495
+
496
+	DEVLINK_ATTR_NETNS_FD,			/* u32 */
497
+	DEVLINK_ATTR_NETNS_PID,			/* u32 */
498
+	DEVLINK_ATTR_NETNS_ID,			/* u32 */
499
+
500
+	DEVLINK_ATTR_HEALTH_REPORTER_AUTO_DUMP,	/* u8 */
501
+
502
+	DEVLINK_ATTR_TRAP_POLICER_ID,			/* u32 */
503
+	DEVLINK_ATTR_TRAP_POLICER_RATE,			/* u64 */
504
+	DEVLINK_ATTR_TRAP_POLICER_BURST,		/* u64 */
505
+
506
+	DEVLINK_ATTR_PORT_FUNCTION,			/* nested */
507
+
508
+	DEVLINK_ATTR_INFO_BOARD_SERIAL_NUMBER,	/* string */
509
+
510
+	DEVLINK_ATTR_PORT_LANES,			/* u32 */
511
+	DEVLINK_ATTR_PORT_SPLITTABLE,			/* u8 */
512
+
513
+	DEVLINK_ATTR_PORT_EXTERNAL,		/* u8 */
514
+	DEVLINK_ATTR_PORT_CONTROLLER_NUMBER,	/* u32 */
515
+
516
+	DEVLINK_ATTR_FLASH_UPDATE_STATUS_TIMEOUT,	/* u64 */
517
+	DEVLINK_ATTR_FLASH_UPDATE_OVERWRITE_MASK,	/* bitfield32 */
518
+
519
+	DEVLINK_ATTR_RELOAD_ACTION,		/* u8 */
520
+	DEVLINK_ATTR_RELOAD_ACTIONS_PERFORMED,	/* bitfield32 */
521
+	DEVLINK_ATTR_RELOAD_LIMITS,		/* bitfield32 */
522
+
523
+	DEVLINK_ATTR_DEV_STATS,			/* nested */
524
+	DEVLINK_ATTR_RELOAD_STATS,		/* nested */
525
+	DEVLINK_ATTR_RELOAD_STATS_ENTRY,	/* nested */
526
+	DEVLINK_ATTR_RELOAD_STATS_LIMIT,	/* u8 */
527
+	DEVLINK_ATTR_RELOAD_STATS_VALUE,	/* u32 */
528
+	DEVLINK_ATTR_REMOTE_RELOAD_STATS,	/* nested */
529
+	DEVLINK_ATTR_RELOAD_ACTION_INFO,        /* nested */
530
+	DEVLINK_ATTR_RELOAD_ACTION_STATS,       /* nested */
531
+
283532 	/* add new attributes above here, update the policy in devlink.c */
284533 
285534 	__DEVLINK_ATTR_MAX,
....@@ -326,4 +575,12 @@
326575 	DEVLINK_RESOURCE_UNIT_ENTRY,
327576 };
328577 
578
+enum devlink_port_function_attr {
579
+	DEVLINK_PORT_FUNCTION_ATTR_UNSPEC,
580
+	DEVLINK_PORT_FUNCTION_ATTR_HW_ADDR,	/* binary */
581
+
582
+	__DEVLINK_PORT_FUNCTION_ATTR_MAX,
583
+	DEVLINK_PORT_FUNCTION_ATTR_MAX = __DEVLINK_PORT_FUNCTION_ATTR_MAX - 1
584
+};
585
+
329586 #endif /* _UAPI_LINUX_DEVLINK_H_ */