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1/*
2 * Copyright (c) 2008, Intel Corporation.
3 *
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms and conditions of the GNU General Public License,
6 * version 2, as published by the Free Software Foundation.
7 *
8 * This program is distributed in the hope it will be useful, but WITHOUT
9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
11 * more details.
12 *
13 * You should have received a copy of the GNU General Public License along with
14 * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
15 * Place - Suite 330, Boston, MA 02111-1307 USA.
16 *
17 * Author: Lucy Liu <lucy.liu@intel.com>
18 */
19
20#ifndef __LINUX_DCBNL_H__
21#define __LINUX_DCBNL_H__
22
23#include <linux/types.h>
24
25/* IEEE 802.1Qaz std supported values */
26#define IEEE_8021QAZ_MAX_TCS 8
27
28/* This structure contains the IEEE 802.1Qaz ETS managed object
29 *
30 * @willing: willing bit in ETS configuratin TLV
31 * @ets_cap: indicates supported capacity of ets feature
32 * @cbs: credit based shaper ets algorithm supported
33 * @tc_tx_bw: tc tx bandwidth indexed by traffic class
34 * @tc_rx_bw: tc rx bandwidth indexed by traffic class
35 * @tc_tsa: TSA Assignment table, indexed by traffic class
36 * @prio_tc: priority assignment table mapping 8021Qp to traffic class
37 * @tc_reco_bw: recommended tc bandwidth indexed by traffic class for TLV
38 * @tc_reco_tsa: recommended tc bandwidth indexed by traffic class for TLV
39 * @reco_prio_tc: recommended tc tx bandwidth indexed by traffic class for TLV
40 *
41 * Recommended values are used to set fields in the ETS recommendation TLV
42 * with hardware offloaded LLDP.
43 *
44 * ----
45 * TSA Assignment 8 bit identifiers
46 * 0 strict priority
47 * 1 credit-based shaper
48 * 2 enhanced transmission selection
49 * 3-254 reserved
50 * 255 vendor specific
51 */
52struct ieee_ets {
53 __u8 willing;
54 __u8 ets_cap;
55 __u8 cbs;
56 __u8 tc_tx_bw[IEEE_8021QAZ_MAX_TCS];
57 __u8 tc_rx_bw[IEEE_8021QAZ_MAX_TCS];
58 __u8 tc_tsa[IEEE_8021QAZ_MAX_TCS];
59 __u8 prio_tc[IEEE_8021QAZ_MAX_TCS];
60 __u8 tc_reco_bw[IEEE_8021QAZ_MAX_TCS];
61 __u8 tc_reco_tsa[IEEE_8021QAZ_MAX_TCS];
62 __u8 reco_prio_tc[IEEE_8021QAZ_MAX_TCS];
63};
64
65/* This structure contains the IEEE 802.1Qaz PFC managed object
66 *
67 * @pfc_cap: Indicates the number of traffic classes on the local device
68 * that may simultaneously have PFC enabled.
69 * @pfc_en: bitmap indicating pfc enabled traffic classes
70 * @mbc: enable macsec bypass capability
71 * @delay: the allowance made for a round-trip propagation delay of the
72 * link in bits.
73 * @requests: count of the sent pfc frames
74 * @indications: count of the received pfc frames
75 */
76struct ieee_pfc {
77 __u8 pfc_cap;
78 __u8 pfc_en;
79 __u8 mbc;
80 __u16 delay;
81 __u64 requests[IEEE_8021QAZ_MAX_TCS];
82 __u64 indications[IEEE_8021QAZ_MAX_TCS];
83};
84
85/* This structure contains the IEEE 802.1Qaz APP managed object. This
86 * object is also used for the CEE std as well. There is no difference
87 * between the objects.
88 *
89 * @selector: protocol identifier type
90 * @protocol: protocol of type indicated
91 * @priority: 3-bit unsigned integer indicating priority
92 *
93 * ----
94 * Selector field values
95 * 0 Reserved
96 * 1 Ethertype
97 * 2 Well known port number over TCP or SCTP
98 * 3 Well known port number over UDP or DCCP
99 * 4 Well known port number over TCP, SCTP, UDP, or DCCP
100 * 5-7 Reserved
101 */
102struct dcb_app {
103 __u8 selector;
104 __u8 priority;
105 __u16 protocol;
106};
107
108struct dcbmsg {
109 __u8 dcb_family;
110 __u8 cmd;
111 __u16 dcb_pad;
112};
113
114/**
115 * enum dcbnl_commands - supported DCB commands
116 *
117 * @DCB_CMD_UNDEFINED: unspecified command to catch errors
118 * @DCB_CMD_GSTATE: request the state of DCB in the device
119 * @DCB_CMD_SSTATE: set the state of DCB in the device
120 * @DCB_CMD_PGTX_GCFG: request the priority group configuration for Tx
121 * @DCB_CMD_PGTX_SCFG: set the priority group configuration for Tx
122 * @DCB_CMD_PGRX_GCFG: request the priority group configuration for Rx
123 * @DCB_CMD_PGRX_SCFG: set the priority group configuration for Rx
124 * @DCB_CMD_PFC_GCFG: request the priority flow control configuration
125 * @DCB_CMD_PFC_SCFG: set the priority flow control configuration
126 * @DCB_CMD_SET_ALL: apply all changes to the underlying device
127 * @DCB_CMD_GPERM_HWADDR: get the permanent MAC address of the underlying
128 * device. Only useful when using bonding.
129 * @DCB_CMD_GCAP: request the DCB capabilities of the device
130 * @DCB_CMD_GNUMTCS: get the number of traffic classes currently supported
131 * @DCB_CMD_SNUMTCS: set the number of traffic classes
132 * @DCB_CMD_GBCN: set backward congestion notification configuration
133 * @DCB_CMD_SBCN: get backward congestion notification configration.
134 * @DCB_CMD_GAPP: get application protocol configuration
135 * @DCB_CMD_SAPP: set application protocol configuration
136 * @DCB_CMD_IEEE_SET: set IEEE 802.1Qaz configuration
137 * @DCB_CMD_IEEE_GET: get IEEE 802.1Qaz configuration
138 * @DCB_CMD_GDCBX: get DCBX engine configuration
139 * @DCB_CMD_SDCBX: set DCBX engine configuration
140 * @DCB_CMD_GFEATCFG: get DCBX features flags
141 * @DCB_CMD_SFEATCFG: set DCBX features negotiation flags
142 */
143enum dcbnl_commands {
144 DCB_CMD_UNDEFINED,
145
146 DCB_CMD_GSTATE,
147 DCB_CMD_SSTATE,
148
149 DCB_CMD_PGTX_GCFG,
150 DCB_CMD_PGTX_SCFG,
151 DCB_CMD_PGRX_GCFG,
152 DCB_CMD_PGRX_SCFG,
153
154 DCB_CMD_PFC_GCFG,
155 DCB_CMD_PFC_SCFG,
156
157 DCB_CMD_SET_ALL,
158
159 DCB_CMD_GPERM_HWADDR,
160
161 DCB_CMD_GCAP,
162
163 DCB_CMD_GNUMTCS,
164 DCB_CMD_SNUMTCS,
165
166 DCB_CMD_PFC_GSTATE,
167 DCB_CMD_PFC_SSTATE,
168
169 DCB_CMD_BCN_GCFG,
170 DCB_CMD_BCN_SCFG,
171
172 DCB_CMD_GAPP,
173 DCB_CMD_SAPP,
174
175 DCB_CMD_IEEE_SET,
176 DCB_CMD_IEEE_GET,
177
178 DCB_CMD_GDCBX,
179 DCB_CMD_SDCBX,
180
181 DCB_CMD_GFEATCFG,
182 DCB_CMD_SFEATCFG,
183
184 __DCB_CMD_ENUM_MAX,
185 DCB_CMD_MAX = __DCB_CMD_ENUM_MAX - 1,
186};
187
188/**
189 * enum dcbnl_attrs - DCB top-level netlink attributes
190 *
191 * @DCB_ATTR_UNDEFINED: unspecified attribute to catch errors
192 * @DCB_ATTR_IFNAME: interface name of the underlying device (NLA_STRING)
193 * @DCB_ATTR_STATE: enable state of DCB in the device (NLA_U8)
194 * @DCB_ATTR_PFC_STATE: enable state of PFC in the device (NLA_U8)
195 * @DCB_ATTR_PFC_CFG: priority flow control configuration (NLA_NESTED)
196 * @DCB_ATTR_NUM_TC: number of traffic classes supported in the device (NLA_U8)
197 * @DCB_ATTR_PG_CFG: priority group configuration (NLA_NESTED)
198 * @DCB_ATTR_SET_ALL: bool to commit changes to hardware or not (NLA_U8)
199 * @DCB_ATTR_PERM_HWADDR: MAC address of the physical device (NLA_NESTED)
200 * @DCB_ATTR_CAP: DCB capabilities of the device (NLA_NESTED)
201 * @DCB_ATTR_NUMTCS: number of traffic classes supported (NLA_NESTED)
202 * @DCB_ATTR_BCN: backward congestion notification configuration (NLA_NESTED)
203 * @DCB_ATTR_IEEE: IEEE 802.1Qaz supported attributes (NLA_NESTED)
204 * @DCB_ATTR_DCBX: DCBX engine configuration in the device (NLA_U8)
205 * @DCB_ATTR_FEATCFG: DCBX features flags (NLA_NESTED)
206 */
207enum dcbnl_attrs {
208 DCB_ATTR_UNDEFINED,
209
210 DCB_ATTR_IFNAME,
211 DCB_ATTR_STATE,
212 DCB_ATTR_PFC_STATE,
213 DCB_ATTR_PFC_CFG,
214 DCB_ATTR_NUM_TC,
215 DCB_ATTR_PG_CFG,
216 DCB_ATTR_SET_ALL,
217 DCB_ATTR_PERM_HWADDR,
218 DCB_ATTR_CAP,
219 DCB_ATTR_NUMTCS,
220 DCB_ATTR_BCN,
221 DCB_ATTR_APP,
222
223 /* IEEE std attributes */
224 DCB_ATTR_IEEE,
225
226 DCB_ATTR_DCBX,
227 DCB_ATTR_FEATCFG,
228
229 __DCB_ATTR_ENUM_MAX,
230 DCB_ATTR_MAX = __DCB_ATTR_ENUM_MAX - 1,
231};
232
233enum ieee_attrs {
234 DCB_ATTR_IEEE_UNSPEC,
235 DCB_ATTR_IEEE_ETS,
236 DCB_ATTR_IEEE_PFC,
237 DCB_ATTR_IEEE_APP_TABLE,
238 __DCB_ATTR_IEEE_MAX
239};
240#define DCB_ATTR_IEEE_MAX (__DCB_ATTR_IEEE_MAX - 1)
241
242enum ieee_attrs_app {
243 DCB_ATTR_IEEE_APP_UNSPEC,
244 DCB_ATTR_IEEE_APP,
245 __DCB_ATTR_IEEE_APP_MAX
246};
247#define DCB_ATTR_IEEE_APP_MAX (__DCB_ATTR_IEEE_APP_MAX - 1)
248
249/**
250 * enum dcbnl_pfc_attrs - DCB Priority Flow Control user priority nested attrs
251 *
252 * @DCB_PFC_UP_ATTR_UNDEFINED: unspecified attribute to catch errors
253 * @DCB_PFC_UP_ATTR_0: Priority Flow Control value for User Priority 0 (NLA_U8)
254 * @DCB_PFC_UP_ATTR_1: Priority Flow Control value for User Priority 1 (NLA_U8)
255 * @DCB_PFC_UP_ATTR_2: Priority Flow Control value for User Priority 2 (NLA_U8)
256 * @DCB_PFC_UP_ATTR_3: Priority Flow Control value for User Priority 3 (NLA_U8)
257 * @DCB_PFC_UP_ATTR_4: Priority Flow Control value for User Priority 4 (NLA_U8)
258 * @DCB_PFC_UP_ATTR_5: Priority Flow Control value for User Priority 5 (NLA_U8)
259 * @DCB_PFC_UP_ATTR_6: Priority Flow Control value for User Priority 6 (NLA_U8)
260 * @DCB_PFC_UP_ATTR_7: Priority Flow Control value for User Priority 7 (NLA_U8)
261 * @DCB_PFC_UP_ATTR_MAX: highest attribute number currently defined
262 * @DCB_PFC_UP_ATTR_ALL: apply to all priority flow control attrs (NLA_FLAG)
263 *
264 */
265enum dcbnl_pfc_up_attrs {
266 DCB_PFC_UP_ATTR_UNDEFINED,
267
268 DCB_PFC_UP_ATTR_0,
269 DCB_PFC_UP_ATTR_1,
270 DCB_PFC_UP_ATTR_2,
271 DCB_PFC_UP_ATTR_3,
272 DCB_PFC_UP_ATTR_4,
273 DCB_PFC_UP_ATTR_5,
274 DCB_PFC_UP_ATTR_6,
275 DCB_PFC_UP_ATTR_7,
276 DCB_PFC_UP_ATTR_ALL,
277
278 __DCB_PFC_UP_ATTR_ENUM_MAX,
279 DCB_PFC_UP_ATTR_MAX = __DCB_PFC_UP_ATTR_ENUM_MAX - 1,
280};
281
282/**
283 * enum dcbnl_pg_attrs - DCB Priority Group attributes
284 *
285 * @DCB_PG_ATTR_UNDEFINED: unspecified attribute to catch errors
286 * @DCB_PG_ATTR_TC_0: Priority Group Traffic Class 0 configuration (NLA_NESTED)
287 * @DCB_PG_ATTR_TC_1: Priority Group Traffic Class 1 configuration (NLA_NESTED)
288 * @DCB_PG_ATTR_TC_2: Priority Group Traffic Class 2 configuration (NLA_NESTED)
289 * @DCB_PG_ATTR_TC_3: Priority Group Traffic Class 3 configuration (NLA_NESTED)
290 * @DCB_PG_ATTR_TC_4: Priority Group Traffic Class 4 configuration (NLA_NESTED)
291 * @DCB_PG_ATTR_TC_5: Priority Group Traffic Class 5 configuration (NLA_NESTED)
292 * @DCB_PG_ATTR_TC_6: Priority Group Traffic Class 6 configuration (NLA_NESTED)
293 * @DCB_PG_ATTR_TC_7: Priority Group Traffic Class 7 configuration (NLA_NESTED)
294 * @DCB_PG_ATTR_TC_MAX: highest attribute number currently defined
295 * @DCB_PG_ATTR_TC_ALL: apply to all traffic classes (NLA_NESTED)
296 * @DCB_PG_ATTR_BW_ID_0: Percent of link bandwidth for Priority Group 0 (NLA_U8)
297 * @DCB_PG_ATTR_BW_ID_1: Percent of link bandwidth for Priority Group 1 (NLA_U8)
298 * @DCB_PG_ATTR_BW_ID_2: Percent of link bandwidth for Priority Group 2 (NLA_U8)
299 * @DCB_PG_ATTR_BW_ID_3: Percent of link bandwidth for Priority Group 3 (NLA_U8)
300 * @DCB_PG_ATTR_BW_ID_4: Percent of link bandwidth for Priority Group 4 (NLA_U8)
301 * @DCB_PG_ATTR_BW_ID_5: Percent of link bandwidth for Priority Group 5 (NLA_U8)
302 * @DCB_PG_ATTR_BW_ID_6: Percent of link bandwidth for Priority Group 6 (NLA_U8)
303 * @DCB_PG_ATTR_BW_ID_7: Percent of link bandwidth for Priority Group 7 (NLA_U8)
304 * @DCB_PG_ATTR_BW_ID_MAX: highest attribute number currently defined
305 * @DCB_PG_ATTR_BW_ID_ALL: apply to all priority groups (NLA_FLAG)
306 *
307 */
308enum dcbnl_pg_attrs {
309 DCB_PG_ATTR_UNDEFINED,
310
311 DCB_PG_ATTR_TC_0,
312 DCB_PG_ATTR_TC_1,
313 DCB_PG_ATTR_TC_2,
314 DCB_PG_ATTR_TC_3,
315 DCB_PG_ATTR_TC_4,
316 DCB_PG_ATTR_TC_5,
317 DCB_PG_ATTR_TC_6,
318 DCB_PG_ATTR_TC_7,
319 DCB_PG_ATTR_TC_MAX,
320 DCB_PG_ATTR_TC_ALL,
321
322 DCB_PG_ATTR_BW_ID_0,
323 DCB_PG_ATTR_BW_ID_1,
324 DCB_PG_ATTR_BW_ID_2,
325 DCB_PG_ATTR_BW_ID_3,
326 DCB_PG_ATTR_BW_ID_4,
327 DCB_PG_ATTR_BW_ID_5,
328 DCB_PG_ATTR_BW_ID_6,
329 DCB_PG_ATTR_BW_ID_7,
330 DCB_PG_ATTR_BW_ID_MAX,
331 DCB_PG_ATTR_BW_ID_ALL,
332
333 __DCB_PG_ATTR_ENUM_MAX,
334 DCB_PG_ATTR_MAX = __DCB_PG_ATTR_ENUM_MAX - 1,
335};
336
337/**
338 * enum dcbnl_tc_attrs - DCB Traffic Class attributes
339 *
340 * @DCB_TC_ATTR_PARAM_UNDEFINED: unspecified attribute to catch errors
341 * @DCB_TC_ATTR_PARAM_PGID: (NLA_U8) Priority group the traffic class belongs to
342 * Valid values are: 0-7
343 * @DCB_TC_ATTR_PARAM_UP_MAPPING: (NLA_U8) Traffic class to user priority map
344 * Some devices may not support changing the
345 * user priority map of a TC.
346 * @DCB_TC_ATTR_PARAM_STRICT_PRIO: (NLA_U8) Strict priority setting
347 * 0 - none
348 * 1 - group strict
349 * 2 - link strict
350 * @DCB_TC_ATTR_PARAM_BW_PCT: optional - (NLA_U8) If supported by the device and
351 * not configured to use link strict priority,
352 * this is the percentage of bandwidth of the
353 * priority group this traffic class belongs to
354 * @DCB_TC_ATTR_PARAM_ALL: (NLA_FLAG) all traffic class parameters
355 *
356 */
357enum dcbnl_tc_attrs {
358 DCB_TC_ATTR_PARAM_UNDEFINED,
359
360 DCB_TC_ATTR_PARAM_PGID,
361 DCB_TC_ATTR_PARAM_UP_MAPPING,
362 DCB_TC_ATTR_PARAM_STRICT_PRIO,
363 DCB_TC_ATTR_PARAM_BW_PCT,
364 DCB_TC_ATTR_PARAM_ALL,
365
366 __DCB_TC_ATTR_PARAM_ENUM_MAX,
367 DCB_TC_ATTR_PARAM_MAX = __DCB_TC_ATTR_PARAM_ENUM_MAX - 1,
368};
369
370/**
371 * enum dcbnl_cap_attrs - DCB Capability attributes
372 *
373 * @DCB_CAP_ATTR_UNDEFINED: unspecified attribute to catch errors
374 * @DCB_CAP_ATTR_ALL: (NLA_FLAG) all capability parameters
375 * @DCB_CAP_ATTR_PG: (NLA_U8) device supports Priority Groups
376 * @DCB_CAP_ATTR_PFC: (NLA_U8) device supports Priority Flow Control
377 * @DCB_CAP_ATTR_UP2TC: (NLA_U8) device supports user priority to
378 * traffic class mapping
379 * @DCB_CAP_ATTR_PG_TCS: (NLA_U8) bitmap where each bit represents a
380 * number of traffic classes the device
381 * can be configured to use for Priority Groups
382 * @DCB_CAP_ATTR_PFC_TCS: (NLA_U8) bitmap where each bit represents a
383 * number of traffic classes the device can be
384 * configured to use for Priority Flow Control
385 * @DCB_CAP_ATTR_GSP: (NLA_U8) device supports group strict priority
386 * @DCB_CAP_ATTR_BCN: (NLA_U8) device supports Backwards Congestion
387 * Notification
388 * @DCB_CAP_ATTR_DCBX: (NLA_U8) device supports DCBX engine
389 *
390 */
391enum dcbnl_cap_attrs {
392 DCB_CAP_ATTR_UNDEFINED,
393 DCB_CAP_ATTR_ALL,
394 DCB_CAP_ATTR_PG,
395 DCB_CAP_ATTR_PFC,
396 DCB_CAP_ATTR_UP2TC,
397 DCB_CAP_ATTR_PG_TCS,
398 DCB_CAP_ATTR_PFC_TCS,
399 DCB_CAP_ATTR_GSP,
400 DCB_CAP_ATTR_BCN,
401 DCB_CAP_ATTR_DCBX,
402
403 __DCB_CAP_ATTR_ENUM_MAX,
404 DCB_CAP_ATTR_MAX = __DCB_CAP_ATTR_ENUM_MAX - 1,
405};
406
407/**
408 * DCBX capability flags
409 *
410 * @DCB_CAP_DCBX_HOST: DCBX negotiation is performed by the host LLDP agent.
411 * 'set' routines are used to configure the device with
412 * the negotiated parameters
413 *
414 * @DCB_CAP_DCBX_LLD_MANAGED: DCBX negotiation is not performed in the host but
415 * by another entity
416 * 'get' routines are used to retrieve the
417 * negotiated parameters
418 * 'set' routines can be used to set the initial
419 * negotiation configuration
420 *
421 * @DCB_CAP_DCBX_VER_CEE: for a non-host DCBX engine, indicates the engine
422 * supports the CEE protocol flavor
423 *
424 * @DCB_CAP_DCBX_VER_IEEE: for a non-host DCBX engine, indicates the engine
425 * supports the IEEE protocol flavor
426 *
427 * @DCB_CAP_DCBX_STATIC: for a non-host DCBX engine, indicates the engine
428 * supports static configuration (i.e no actual
429 * negotiation is performed negotiated parameters equal
430 * the initial configuration)
431 *
432 */
433#define DCB_CAP_DCBX_HOST 0x01
434#define DCB_CAP_DCBX_LLD_MANAGED 0x02
435#define DCB_CAP_DCBX_VER_CEE 0x04
436#define DCB_CAP_DCBX_VER_IEEE 0x08
437#define DCB_CAP_DCBX_STATIC 0x10
438
439/**
440 * enum dcbnl_numtcs_attrs - number of traffic classes
441 *
442 * @DCB_NUMTCS_ATTR_UNDEFINED: unspecified attribute to catch errors
443 * @DCB_NUMTCS_ATTR_ALL: (NLA_FLAG) all traffic class attributes
444 * @DCB_NUMTCS_ATTR_PG: (NLA_U8) number of traffic classes used for
445 * priority groups
446 * @DCB_NUMTCS_ATTR_PFC: (NLA_U8) number of traffic classes which can
447 * support priority flow control
448 */
449enum dcbnl_numtcs_attrs {
450 DCB_NUMTCS_ATTR_UNDEFINED,
451 DCB_NUMTCS_ATTR_ALL,
452 DCB_NUMTCS_ATTR_PG,
453 DCB_NUMTCS_ATTR_PFC,
454
455 __DCB_NUMTCS_ATTR_ENUM_MAX,
456 DCB_NUMTCS_ATTR_MAX = __DCB_NUMTCS_ATTR_ENUM_MAX - 1,
457};
458
459enum dcbnl_bcn_attrs{
460 DCB_BCN_ATTR_UNDEFINED = 0,
461
462 DCB_BCN_ATTR_RP_0,
463 DCB_BCN_ATTR_RP_1,
464 DCB_BCN_ATTR_RP_2,
465 DCB_BCN_ATTR_RP_3,
466 DCB_BCN_ATTR_RP_4,
467 DCB_BCN_ATTR_RP_5,
468 DCB_BCN_ATTR_RP_6,
469 DCB_BCN_ATTR_RP_7,
470 DCB_BCN_ATTR_RP_ALL,
471
472 DCB_BCN_ATTR_BCNA_0,
473 DCB_BCN_ATTR_BCNA_1,
474 DCB_BCN_ATTR_ALPHA,
475 DCB_BCN_ATTR_BETA,
476 DCB_BCN_ATTR_GD,
477 DCB_BCN_ATTR_GI,
478 DCB_BCN_ATTR_TMAX,
479 DCB_BCN_ATTR_TD,
480 DCB_BCN_ATTR_RMIN,
481 DCB_BCN_ATTR_W,
482 DCB_BCN_ATTR_RD,
483 DCB_BCN_ATTR_RU,
484 DCB_BCN_ATTR_WRTT,
485 DCB_BCN_ATTR_RI,
486 DCB_BCN_ATTR_C,
487 DCB_BCN_ATTR_ALL,
488
489 __DCB_BCN_ATTR_ENUM_MAX,
490 DCB_BCN_ATTR_MAX = __DCB_BCN_ATTR_ENUM_MAX - 1,
491};
492
493/**
494 * enum dcb_general_attr_values - general DCB attribute values
495 *
496 * @DCB_ATTR_UNDEFINED: value used to indicate an attribute is not supported
497 *
498 */
499enum dcb_general_attr_values {
500 DCB_ATTR_VALUE_UNDEFINED = 0xff
501};
502
503#define DCB_APP_IDTYPE_ETHTYPE 0x00
504#define DCB_APP_IDTYPE_PORTNUM 0x01
505enum dcbnl_app_attrs {
506 DCB_APP_ATTR_UNDEFINED,
507
508 DCB_APP_ATTR_IDTYPE,
509 DCB_APP_ATTR_ID,
510 DCB_APP_ATTR_PRIORITY,
511
512 __DCB_APP_ATTR_ENUM_MAX,
513 DCB_APP_ATTR_MAX = __DCB_APP_ATTR_ENUM_MAX - 1,
514};
515
516/**
517 * enum dcbnl_featcfg_attrs - features conifiguration flags
518 *
519 * @DCB_FEATCFG_ATTR_UNDEFINED: unspecified attribute to catch errors
520 * @DCB_FEATCFG_ATTR_ALL: (NLA_FLAG) all features configuration attributes
521 * @DCB_FEATCFG_ATTR_PG: (NLA_U8) configuration flags for priority groups
522 * @DCB_FEATCFG_ATTR_PFC: (NLA_U8) configuration flags for priority
523 * flow control
524 * @DCB_FEATCFG_ATTR_APP: (NLA_U8) configuration flags for application TLV
525 *
526 */
527#define DCB_FEATCFG_ERROR 0x01 /* error in feature resolution */
528#define DCB_FEATCFG_ENABLE 0x02 /* enable feature */
529#define DCB_FEATCFG_WILLING 0x04 /* feature is willing */
530#define DCB_FEATCFG_ADVERTISE 0x08 /* advertise feature */
531enum dcbnl_featcfg_attrs {
532 DCB_FEATCFG_ATTR_UNDEFINED,
533 DCB_FEATCFG_ATTR_ALL,
534 DCB_FEATCFG_ATTR_PG,
535 DCB_FEATCFG_ATTR_PFC,
536 DCB_FEATCFG_ATTR_APP,
537
538 __DCB_FEATCFG_ATTR_ENUM_MAX,
539 DCB_FEATCFG_ATTR_MAX = __DCB_FEATCFG_ATTR_ENUM_MAX - 1,
540};
541
542#endif /* __LINUX_DCBNL_H__ */