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2f90b865 1/*
698e1d23 2 * Copyright (c) 2008-2011, Intel Corporation.
2f90b865
AD		 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
5c252221
CL		 23#include <linux/types.h>
24
3e29027a
JF		 25/* IEEE 802.1Qaz std supported values */
26#define IEEE_8021QAZ_MAX_TCS 8
27
d033d526 28#define IEEE_8021QAZ_TSA_STRICT 0
171f20e9 29#define IEEE_8021QAZ_TSA_CB_SHAPER 1
d033d526
JF		 30#define IEEE_8021QAZ_TSA_ETS 2
31#define IEEE_8021QAZ_TSA_VENDOR 255
32
3e29027a
JF		 33/* This structure contains the IEEE 802.1Qaz ETS managed object
34 *
171f20e9 35 * @willing: willing bit in ETS configuration TLV
3e29027a
JF		 36 * @ets_cap: indicates supported capacity of ets feature
37 * @cbs: credit based shaper ets algorithm supported
38 * @tc_tx_bw: tc tx bandwidth indexed by traffic class
39 * @tc_rx_bw: tc rx bandwidth indexed by traffic class
40 * @tc_tsa: TSA Assignment table, indexed by traffic class
41 * @prio_tc: priority assignment table mapping 8021Qp to traffic class
42 * @tc_reco_bw: recommended tc bandwidth indexed by traffic class for TLV
43 * @tc_reco_tsa: recommended tc bandwidth indexed by traffic class for TLV
44 * @reco_prio_tc: recommended tc tx bandwidth indexed by traffic class for TLV
45 *
46 * Recommended values are used to set fields in the ETS recommendation TLV
47 * with hardware offloaded LLDP.
48 *
49 * ----
50 * TSA Assignment 8 bit identifiers
51 * 0 strict priority
52 * 1 credit-based shaper
53 * 2 enhanced transmission selection
54 * 3-254 reserved
55 * 255 vendor specific
56 */
57struct ieee_ets {
58 __u8 willing;
59 __u8 ets_cap;
60 __u8 cbs;
61 __u8 tc_tx_bw[IEEE_8021QAZ_MAX_TCS];
62 __u8 tc_rx_bw[IEEE_8021QAZ_MAX_TCS];
63 __u8 tc_tsa[IEEE_8021QAZ_MAX_TCS];
64 __u8 prio_tc[IEEE_8021QAZ_MAX_TCS];
65 __u8 tc_reco_bw[IEEE_8021QAZ_MAX_TCS];
66 __u8 tc_reco_tsa[IEEE_8021QAZ_MAX_TCS];
67 __u8 reco_prio_tc[IEEE_8021QAZ_MAX_TCS];
68};
69
70/* This structure contains the IEEE 802.1Qaz PFC managed object
71 *
72 * @pfc_cap: Indicates the number of traffic classes on the local device
73 * that may simultaneously have PFC enabled.
74 * @pfc_en: bitmap indicating pfc enabled traffic classes
75 * @mbc: enable macsec bypass capability
76 * @delay: the allowance made for a round-trip propagation delay of the
77 * link in bits.
78 * @requests: count of the sent pfc frames
79 * @indications: count of the received pfc frames
80 */
81struct ieee_pfc {
82 __u8 pfc_cap;
83 __u8 pfc_en;
84 __u8 mbc;
85 __u16 delay;
86 __u64 requests[IEEE_8021QAZ_MAX_TCS];
87 __u64 indications[IEEE_8021QAZ_MAX_TCS];
88};
89
dc6ed1df
SR		 90/* CEE DCBX std supported values */
91#define CEE_DCBX_MAX_PGS 8
92#define CEE_DCBX_MAX_PRIO 8
93
94/**
171f20e9 95 * struct cee_pg - CEE Priority-Group managed object
dc6ed1df
SR		 96 *
97 * @willing: willing bit in the PG tlv
98 * @error: error bit in the PG tlv
99 * @pg_en: enable bit of the PG feature
100 * @tcs_supported: number of traffic classes supported
101 * @pg_bw: bandwidth percentage for each priority group
102 * @prio_pg: priority to PG mapping indexed by priority
103 */
104struct cee_pg {
105 __u8 willing;
106 __u8 error;
107 __u8 pg_en;
108 __u8 tcs_supported;
109 __u8 pg_bw[CEE_DCBX_MAX_PGS];
110 __u8 prio_pg[CEE_DCBX_MAX_PGS];
111};
112
113/**
114 * struct cee_pfc - CEE PFC managed object
115 *
116 * @willing: willing bit in the PFC tlv
117 * @error: error bit in the PFC tlv
118 * @pfc_en: bitmap indicating pfc enabled traffic classes
119 * @tcs_supported: number of traffic classes supported
120 */
121struct cee_pfc {
122 __u8 willing;
123 __u8 error;
124 __u8 pfc_en;
125 __u8 tcs_supported;
126};
127
0c0217b0
MR		 128/* IEEE 802.1Qaz std supported values */
129#define IEEE_8021QAZ_APP_SEL_ETHERTYPE 1
130#define IEEE_8021QAZ_APP_SEL_STREAM 2
131#define IEEE_8021QAZ_APP_SEL_DGRAM 3
132#define IEEE_8021QAZ_APP_SEL_ANY 4
dc6ed1df 133
9ab933ab
JF		 134/* This structure contains the IEEE 802.1Qaz APP managed object. This
135 * object is also used for the CEE std as well. There is no difference
136 * between the objects.
3e29027a
JF		 137 *
138 * @selector: protocol identifier type
139 * @protocol: protocol of type indicated
140 * @priority: 3-bit unsigned integer indicating priority
141 *
142 * ----
143 * Selector field values
144 * 0 Reserved
145 * 1 Ethertype
146 * 2 Well known port number over TCP or SCTP
147 * 3 Well known port number over UDP or DCCP
148 * 4 Well known port number over TCP, SCTP, UDP, or DCCP
149 * 5-7 Reserved
150 */
151struct dcb_app {
152 __u8 selector;
3e29027a 153 __u8 priority;
226111d1 154 __u16 protocol;
3e29027a
JF		 155};
156
eed84713
SR		 157/**
158 * struct dcb_peer_app_info - APP feature information sent by the peer
159 *
160 * @willing: willing bit in the peer APP tlv
161 * @error: error bit in the peer APP tlv
162 *
163 * In addition to this information the full peer APP tlv also contains
164 * a table of 'app_count' APP objects defined above.
165 */
166struct dcb_peer_app_info {
167 __u8 willing;
168 __u8 error;
169};
170
2f90b865 171struct dcbmsg {
5c252221 172 __u8 dcb_family;
2f90b865
AD		 173 __u8 cmd;
174 __u16 dcb_pad;
175};
176
177/**
178 * enum dcbnl_commands - supported DCB commands
179 *
180 * @DCB_CMD_UNDEFINED: unspecified command to catch errors
181 * @DCB_CMD_GSTATE: request the state of DCB in the device
182 * @DCB_CMD_SSTATE: set the state of DCB in the device
183 * @DCB_CMD_PGTX_GCFG: request the priority group configuration for Tx
184 * @DCB_CMD_PGTX_SCFG: set the priority group configuration for Tx
185 * @DCB_CMD_PGRX_GCFG: request the priority group configuration for Rx
186 * @DCB_CMD_PGRX_SCFG: set the priority group configuration for Rx
187 * @DCB_CMD_PFC_GCFG: request the priority flow control configuration
188 * @DCB_CMD_PFC_SCFG: set the priority flow control configuration
189 * @DCB_CMD_SET_ALL: apply all changes to the underlying device
190 * @DCB_CMD_GPERM_HWADDR: get the permanent MAC address of the underlying
191 * device. Only useful when using bonding.
46132188 192 * @DCB_CMD_GCAP: request the DCB capabilities of the device
33dbabc4
AD		 193 * @DCB_CMD_GNUMTCS: get the number of traffic classes currently supported
194 * @DCB_CMD_SNUMTCS: set the number of traffic classes
859ee3c4
AD		 195 * @DCB_CMD_GBCN: set backward congestion notification configuration
196 * @DCB_CMD_SBCN: get backward congestion notification configration.
0f6f2902
YZ		 197 * @DCB_CMD_GAPP: get application protocol configuration
198 * @DCB_CMD_SAPP: set application protocol configuration
3e29027a
JF		 199 * @DCB_CMD_IEEE_SET: set IEEE 802.1Qaz configuration
200 * @DCB_CMD_IEEE_GET: get IEEE 802.1Qaz configuration
6241b625
SR		 201 * @DCB_CMD_GDCBX: get DCBX engine configuration
202 * @DCB_CMD_SDCBX: set DCBX engine configuration
ea45fe4e
SR		 203 * @DCB_CMD_GFEATCFG: get DCBX features flags
204 * @DCB_CMD_SFEATCFG: set DCBX features negotiation flags
dc6ed1df 205 * @DCB_CMD_CEE_GET: get CEE aggregated configuration
f9ae7e4b 206 * @DCB_CMD_IEEE_DEL: delete IEEE 802.1Qaz configuration
2f90b865
AD		 207 */
208enum dcbnl_commands {
209 DCB_CMD_UNDEFINED,
210
211 DCB_CMD_GSTATE,
212 DCB_CMD_SSTATE,
213
214 DCB_CMD_PGTX_GCFG,
215 DCB_CMD_PGTX_SCFG,
216 DCB_CMD_PGRX_GCFG,
217 DCB_CMD_PGRX_SCFG,
218
219 DCB_CMD_PFC_GCFG,
220 DCB_CMD_PFC_SCFG,
221
222 DCB_CMD_SET_ALL,
859ee3c4 223
2f90b865 224 DCB_CMD_GPERM_HWADDR,
859ee3c4 225
46132188 226 DCB_CMD_GCAP,
859ee3c4 227
33dbabc4
AD		 228 DCB_CMD_GNUMTCS,
229 DCB_CMD_SNUMTCS,
859ee3c4 230
0eb3aa9b
AD		 231 DCB_CMD_PFC_GSTATE,
232 DCB_CMD_PFC_SSTATE,
2f90b865 233
859ee3c4
AD		 234 DCB_CMD_BCN_GCFG,
235 DCB_CMD_BCN_SCFG,
236
0f6f2902
YZ		 237 DCB_CMD_GAPP,
238 DCB_CMD_SAPP,
239
3e29027a
JF		 240 DCB_CMD_IEEE_SET,
241 DCB_CMD_IEEE_GET,
242
6241b625
SR		 243 DCB_CMD_GDCBX,
244 DCB_CMD_SDCBX,
245
ea45fe4e
SR		 246 DCB_CMD_GFEATCFG,
247 DCB_CMD_SFEATCFG,
248
dc6ed1df 249 DCB_CMD_CEE_GET,
f9ae7e4b 250 DCB_CMD_IEEE_DEL,
dc6ed1df 251
2f90b865
AD		 252 __DCB_CMD_ENUM_MAX,
253 DCB_CMD_MAX = __DCB_CMD_ENUM_MAX - 1,
254};
255
2f90b865
AD		 256/**
257 * enum dcbnl_attrs - DCB top-level netlink attributes
258 *
259 * @DCB_ATTR_UNDEFINED: unspecified attribute to catch errors
260 * @DCB_ATTR_IFNAME: interface name of the underlying device (NLA_STRING)
261 * @DCB_ATTR_STATE: enable state of DCB in the device (NLA_U8)
262 * @DCB_ATTR_PFC_STATE: enable state of PFC in the device (NLA_U8)
263 * @DCB_ATTR_PFC_CFG: priority flow control configuration (NLA_NESTED)
264 * @DCB_ATTR_NUM_TC: number of traffic classes supported in the device (NLA_U8)
265 * @DCB_ATTR_PG_CFG: priority group configuration (NLA_NESTED)
266 * @DCB_ATTR_SET_ALL: bool to commit changes to hardware or not (NLA_U8)
267 * @DCB_ATTR_PERM_HWADDR: MAC address of the physical device (NLA_NESTED)
46132188 268 * @DCB_ATTR_CAP: DCB capabilities of the device (NLA_NESTED)
33dbabc4 269 * @DCB_ATTR_NUMTCS: number of traffic classes supported (NLA_NESTED)
859ee3c4 270 * @DCB_ATTR_BCN: backward congestion notification configuration (NLA_NESTED)
3e29027a 271 * @DCB_ATTR_IEEE: IEEE 802.1Qaz supported attributes (NLA_NESTED)
6241b625 272 * @DCB_ATTR_DCBX: DCBX engine configuration in the device (NLA_U8)
ea45fe4e 273 * @DCB_ATTR_FEATCFG: DCBX features flags (NLA_NESTED)
dc6ed1df 274 * @DCB_ATTR_CEE: CEE std supported attributes (NLA_NESTED)
2f90b865
AD		 275 */
276enum dcbnl_attrs {
277 DCB_ATTR_UNDEFINED,
278
279 DCB_ATTR_IFNAME,
280 DCB_ATTR_STATE,
281 DCB_ATTR_PFC_STATE,
282 DCB_ATTR_PFC_CFG,
283 DCB_ATTR_NUM_TC,
284 DCB_ATTR_PG_CFG,
285 DCB_ATTR_SET_ALL,
286 DCB_ATTR_PERM_HWADDR,
46132188 287 DCB_ATTR_CAP,
33dbabc4 288 DCB_ATTR_NUMTCS,
859ee3c4 289 DCB_ATTR_BCN,
0f6f2902 290 DCB_ATTR_APP,
2f90b865 291
3e29027a
JF		 292 /* IEEE std attributes */
293 DCB_ATTR_IEEE,
294
6241b625 295 DCB_ATTR_DCBX,
ea45fe4e 296 DCB_ATTR_FEATCFG,
6241b625 297
dc6ed1df
SR		 298 /* CEE nested attributes */
299 DCB_ATTR_CEE,
300
2f90b865
AD		 301 __DCB_ATTR_ENUM_MAX,
302 DCB_ATTR_MAX = __DCB_ATTR_ENUM_MAX - 1,
303};
304
eed84713
SR		 305/**
306 * enum ieee_attrs - IEEE 802.1Qaz get/set attributes
307 *
308 * @DCB_ATTR_IEEE_UNSPEC: unspecified
309 * @DCB_ATTR_IEEE_ETS: negotiated ETS configuration
310 * @DCB_ATTR_IEEE_PFC: negotiated PFC configuration
311 * @DCB_ATTR_IEEE_APP_TABLE: negotiated APP configuration
312 * @DCB_ATTR_IEEE_PEER_ETS: peer ETS configuration - get only
313 * @DCB_ATTR_IEEE_PEER_PFC: peer PFC configuration - get only
314 * @DCB_ATTR_IEEE_PEER_APP: peer APP tlv - get only
315 */
3e29027a
JF		 316enum ieee_attrs {
317 DCB_ATTR_IEEE_UNSPEC,
318 DCB_ATTR_IEEE_ETS,
319 DCB_ATTR_IEEE_PFC,
320 DCB_ATTR_IEEE_APP_TABLE,
eed84713
SR		 321 DCB_ATTR_IEEE_PEER_ETS,
322 DCB_ATTR_IEEE_PEER_PFC,
323 DCB_ATTR_IEEE_PEER_APP,
3e29027a
JF		 324 __DCB_ATTR_IEEE_MAX
325};
326#define DCB_ATTR_IEEE_MAX (__DCB_ATTR_IEEE_MAX - 1)
327
328enum ieee_attrs_app {
329 DCB_ATTR_IEEE_APP_UNSPEC,
330 DCB_ATTR_IEEE_APP,
331 __DCB_ATTR_IEEE_APP_MAX
332};
333#define DCB_ATTR_IEEE_APP_MAX (__DCB_ATTR_IEEE_APP_MAX - 1)
334
dc6ed1df 335/**
37cf4d1a 336 * enum cee_attrs - CEE DCBX get attributes.
dc6ed1df
SR		 337 *
338 * @DCB_ATTR_CEE_UNSPEC: unspecified
339 * @DCB_ATTR_CEE_PEER_PG: peer PG configuration - get only
340 * @DCB_ATTR_CEE_PEER_PFC: peer PFC configuration - get only
37cf4d1a
SR		 341 * @DCB_ATTR_CEE_PEER_APP_TABLE: peer APP tlv - get only
342 * @DCB_ATTR_CEE_TX_PG: TX PG configuration (DCB_CMD_PGTX_GCFG)
343 * @DCB_ATTR_CEE_RX_PG: RX PG configuration (DCB_CMD_PGRX_GCFG)
344 * @DCB_ATTR_CEE_PFC: PFC configuration (DCB_CMD_PFC_GCFG)
345 * @DCB_ATTR_CEE_APP_TABLE: APP configuration (multi DCB_CMD_GAPP)
346 * @DCB_ATTR_CEE_FEAT: DCBX features flags (DCB_CMD_GFEATCFG)
347 *
348 * An aggregated collection of the cee std negotiated parameters.
dc6ed1df
SR		 349 */
350enum cee_attrs {
351 DCB_ATTR_CEE_UNSPEC,
352 DCB_ATTR_CEE_PEER_PG,
353 DCB_ATTR_CEE_PEER_PFC,
354 DCB_ATTR_CEE_PEER_APP_TABLE,
37cf4d1a
SR		 355 DCB_ATTR_CEE_TX_PG,
356 DCB_ATTR_CEE_RX_PG,
357 DCB_ATTR_CEE_PFC,
358 DCB_ATTR_CEE_APP_TABLE,
359 DCB_ATTR_CEE_FEAT,
dc6ed1df
SR		 360 __DCB_ATTR_CEE_MAX
361};
362#define DCB_ATTR_CEE_MAX (__DCB_ATTR_CEE_MAX - 1)
363
364enum peer_app_attr {
365 DCB_ATTR_CEE_PEER_APP_UNSPEC,
366 DCB_ATTR_CEE_PEER_APP_INFO,
367 DCB_ATTR_CEE_PEER_APP,
368 __DCB_ATTR_CEE_PEER_APP_MAX
369};
370#define DCB_ATTR_CEE_PEER_APP_MAX (__DCB_ATTR_CEE_PEER_APP_MAX - 1)
371
37cf4d1a
SR		 372enum cee_attrs_app {
373 DCB_ATTR_CEE_APP_UNSPEC,
374 DCB_ATTR_CEE_APP,
375 __DCB_ATTR_CEE_APP_MAX
376};
377#define DCB_ATTR_CEE_APP_MAX (__DCB_ATTR_CEE_APP_MAX - 1)
378
2f90b865
AD		 379/**
380 * enum dcbnl_pfc_attrs - DCB Priority Flow Control user priority nested attrs
381 *
382 * @DCB_PFC_UP_ATTR_UNDEFINED: unspecified attribute to catch errors
383 * @DCB_PFC_UP_ATTR_0: Priority Flow Control value for User Priority 0 (NLA_U8)
384 * @DCB_PFC_UP_ATTR_1: Priority Flow Control value for User Priority 1 (NLA_U8)
385 * @DCB_PFC_UP_ATTR_2: Priority Flow Control value for User Priority 2 (NLA_U8)
386 * @DCB_PFC_UP_ATTR_3: Priority Flow Control value for User Priority 3 (NLA_U8)
387 * @DCB_PFC_UP_ATTR_4: Priority Flow Control value for User Priority 4 (NLA_U8)
388 * @DCB_PFC_UP_ATTR_5: Priority Flow Control value for User Priority 5 (NLA_U8)
389 * @DCB_PFC_UP_ATTR_6: Priority Flow Control value for User Priority 6 (NLA_U8)
390 * @DCB_PFC_UP_ATTR_7: Priority Flow Control value for User Priority 7 (NLA_U8)
391 * @DCB_PFC_UP_ATTR_MAX: highest attribute number currently defined
392 * @DCB_PFC_UP_ATTR_ALL: apply to all priority flow control attrs (NLA_FLAG)
393 *
394 */
395enum dcbnl_pfc_up_attrs {
396 DCB_PFC_UP_ATTR_UNDEFINED,
397
398 DCB_PFC_UP_ATTR_0,
399 DCB_PFC_UP_ATTR_1,
400 DCB_PFC_UP_ATTR_2,
401 DCB_PFC_UP_ATTR_3,
402 DCB_PFC_UP_ATTR_4,
403 DCB_PFC_UP_ATTR_5,
404 DCB_PFC_UP_ATTR_6,
405 DCB_PFC_UP_ATTR_7,
406 DCB_PFC_UP_ATTR_ALL,
407
408 __DCB_PFC_UP_ATTR_ENUM_MAX,
409 DCB_PFC_UP_ATTR_MAX = __DCB_PFC_UP_ATTR_ENUM_MAX - 1,
410};
411
412/**
413 * enum dcbnl_pg_attrs - DCB Priority Group attributes
414 *
415 * @DCB_PG_ATTR_UNDEFINED: unspecified attribute to catch errors
416 * @DCB_PG_ATTR_TC_0: Priority Group Traffic Class 0 configuration (NLA_NESTED)
417 * @DCB_PG_ATTR_TC_1: Priority Group Traffic Class 1 configuration (NLA_NESTED)
418 * @DCB_PG_ATTR_TC_2: Priority Group Traffic Class 2 configuration (NLA_NESTED)
419 * @DCB_PG_ATTR_TC_3: Priority Group Traffic Class 3 configuration (NLA_NESTED)
420 * @DCB_PG_ATTR_TC_4: Priority Group Traffic Class 4 configuration (NLA_NESTED)
421 * @DCB_PG_ATTR_TC_5: Priority Group Traffic Class 5 configuration (NLA_NESTED)
422 * @DCB_PG_ATTR_TC_6: Priority Group Traffic Class 6 configuration (NLA_NESTED)
423 * @DCB_PG_ATTR_TC_7: Priority Group Traffic Class 7 configuration (NLA_NESTED)
424 * @DCB_PG_ATTR_TC_MAX: highest attribute number currently defined
425 * @DCB_PG_ATTR_TC_ALL: apply to all traffic classes (NLA_NESTED)
426 * @DCB_PG_ATTR_BW_ID_0: Percent of link bandwidth for Priority Group 0 (NLA_U8)
427 * @DCB_PG_ATTR_BW_ID_1: Percent of link bandwidth for Priority Group 1 (NLA_U8)
428 * @DCB_PG_ATTR_BW_ID_2: Percent of link bandwidth for Priority Group 2 (NLA_U8)
429 * @DCB_PG_ATTR_BW_ID_3: Percent of link bandwidth for Priority Group 3 (NLA_U8)
430 * @DCB_PG_ATTR_BW_ID_4: Percent of link bandwidth for Priority Group 4 (NLA_U8)
431 * @DCB_PG_ATTR_BW_ID_5: Percent of link bandwidth for Priority Group 5 (NLA_U8)
432 * @DCB_PG_ATTR_BW_ID_6: Percent of link bandwidth for Priority Group 6 (NLA_U8)
433 * @DCB_PG_ATTR_BW_ID_7: Percent of link bandwidth for Priority Group 7 (NLA_U8)
434 * @DCB_PG_ATTR_BW_ID_MAX: highest attribute number currently defined
435 * @DCB_PG_ATTR_BW_ID_ALL: apply to all priority groups (NLA_FLAG)
436 *
437 */
438enum dcbnl_pg_attrs {
439 DCB_PG_ATTR_UNDEFINED,
440
441 DCB_PG_ATTR_TC_0,
442 DCB_PG_ATTR_TC_1,
443 DCB_PG_ATTR_TC_2,
444 DCB_PG_ATTR_TC_3,
445 DCB_PG_ATTR_TC_4,
446 DCB_PG_ATTR_TC_5,
447 DCB_PG_ATTR_TC_6,
448 DCB_PG_ATTR_TC_7,
449 DCB_PG_ATTR_TC_MAX,
450 DCB_PG_ATTR_TC_ALL,
451
452 DCB_PG_ATTR_BW_ID_0,
453 DCB_PG_ATTR_BW_ID_1,
454 DCB_PG_ATTR_BW_ID_2,
455 DCB_PG_ATTR_BW_ID_3,
456 DCB_PG_ATTR_BW_ID_4,
457 DCB_PG_ATTR_BW_ID_5,
458 DCB_PG_ATTR_BW_ID_6,
459 DCB_PG_ATTR_BW_ID_7,
460 DCB_PG_ATTR_BW_ID_MAX,
461 DCB_PG_ATTR_BW_ID_ALL,
462
463 __DCB_PG_ATTR_ENUM_MAX,
464 DCB_PG_ATTR_MAX = __DCB_PG_ATTR_ENUM_MAX - 1,
465};
466
467/**
468 * enum dcbnl_tc_attrs - DCB Traffic Class attributes
469 *
470 * @DCB_TC_ATTR_PARAM_UNDEFINED: unspecified attribute to catch errors
471 * @DCB_TC_ATTR_PARAM_PGID: (NLA_U8) Priority group the traffic class belongs to
472 * Valid values are: 0-7
473 * @DCB_TC_ATTR_PARAM_UP_MAPPING: (NLA_U8) Traffic class to user priority map
474 * Some devices may not support changing the
475 * user priority map of a TC.
476 * @DCB_TC_ATTR_PARAM_STRICT_PRIO: (NLA_U8) Strict priority setting
477 * 0 - none
478 * 1 - group strict
479 * 2 - link strict
480 * @DCB_TC_ATTR_PARAM_BW_PCT: optional - (NLA_U8) If supported by the device and
481 * not configured to use link strict priority,
482 * this is the percentage of bandwidth of the
483 * priority group this traffic class belongs to
484 * @DCB_TC_ATTR_PARAM_ALL: (NLA_FLAG) all traffic class parameters
485 *
486 */
487enum dcbnl_tc_attrs {
488 DCB_TC_ATTR_PARAM_UNDEFINED,
489
490 DCB_TC_ATTR_PARAM_PGID,
491 DCB_TC_ATTR_PARAM_UP_MAPPING,
492 DCB_TC_ATTR_PARAM_STRICT_PRIO,
493 DCB_TC_ATTR_PARAM_BW_PCT,
494 DCB_TC_ATTR_PARAM_ALL,
495
496 __DCB_TC_ATTR_PARAM_ENUM_MAX,
497 DCB_TC_ATTR_PARAM_MAX = __DCB_TC_ATTR_PARAM_ENUM_MAX - 1,
498};
499
46132188
AD		 500/**
501 * enum dcbnl_cap_attrs - DCB Capability attributes
502 *
503 * @DCB_CAP_ATTR_UNDEFINED: unspecified attribute to catch errors
504 * @DCB_CAP_ATTR_ALL: (NLA_FLAG) all capability parameters
505 * @DCB_CAP_ATTR_PG: (NLA_U8) device supports Priority Groups
506 * @DCB_CAP_ATTR_PFC: (NLA_U8) device supports Priority Flow Control
507 * @DCB_CAP_ATTR_UP2TC: (NLA_U8) device supports user priority to
508 * traffic class mapping
509 * @DCB_CAP_ATTR_PG_TCS: (NLA_U8) bitmap where each bit represents a
510 * number of traffic classes the device
511 * can be configured to use for Priority Groups
512 * @DCB_CAP_ATTR_PFC_TCS: (NLA_U8) bitmap where each bit represents a
513 * number of traffic classes the device can be
514 * configured to use for Priority Flow Control
515 * @DCB_CAP_ATTR_GSP: (NLA_U8) device supports group strict priority
516 * @DCB_CAP_ATTR_BCN: (NLA_U8) device supports Backwards Congestion
517 * Notification
6241b625
SR		 518 * @DCB_CAP_ATTR_DCBX: (NLA_U8) device supports DCBX engine
519 *
46132188
AD		 520 */
521enum dcbnl_cap_attrs {
522 DCB_CAP_ATTR_UNDEFINED,
523 DCB_CAP_ATTR_ALL,
524 DCB_CAP_ATTR_PG,
525 DCB_CAP_ATTR_PFC,
526 DCB_CAP_ATTR_UP2TC,
527 DCB_CAP_ATTR_PG_TCS,
528 DCB_CAP_ATTR_PFC_TCS,
529 DCB_CAP_ATTR_GSP,
530 DCB_CAP_ATTR_BCN,
6241b625 531 DCB_CAP_ATTR_DCBX,
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AD		 532
533 __DCB_CAP_ATTR_ENUM_MAX,
534 DCB_CAP_ATTR_MAX = __DCB_CAP_ATTR_ENUM_MAX - 1,
535};
33dbabc4 536
6241b625
SR		 537/**
538 * DCBX capability flags
539 *
540 * @DCB_CAP_DCBX_HOST: DCBX negotiation is performed by the host LLDP agent.
541 * 'set' routines are used to configure the device with
542 * the negotiated parameters
543 *
544 * @DCB_CAP_DCBX_LLD_MANAGED: DCBX negotiation is not performed in the host but
545 * by another entity
546 * 'get' routines are used to retrieve the
547 * negotiated parameters
548 * 'set' routines can be used to set the initial
549 * negotiation configuration
550 *
551 * @DCB_CAP_DCBX_VER_CEE: for a non-host DCBX engine, indicates the engine
552 * supports the CEE protocol flavor
553 *
554 * @DCB_CAP_DCBX_VER_IEEE: for a non-host DCBX engine, indicates the engine
555 * supports the IEEE protocol flavor
556 *
557 * @DCB_CAP_DCBX_STATIC: for a non-host DCBX engine, indicates the engine
558 * supports static configuration (i.e no actual
559 * negotiation is performed negotiated parameters equal
560 * the initial configuration)
561 *
562 */
563#define DCB_CAP_DCBX_HOST 0x01
564#define DCB_CAP_DCBX_LLD_MANAGED 0x02
565#define DCB_CAP_DCBX_VER_CEE 0x04
566#define DCB_CAP_DCBX_VER_IEEE 0x08
567#define DCB_CAP_DCBX_STATIC 0x10
568
33dbabc4
AD		 569/**
570 * enum dcbnl_numtcs_attrs - number of traffic classes
571 *
572 * @DCB_NUMTCS_ATTR_UNDEFINED: unspecified attribute to catch errors
573 * @DCB_NUMTCS_ATTR_ALL: (NLA_FLAG) all traffic class attributes
574 * @DCB_NUMTCS_ATTR_PG: (NLA_U8) number of traffic classes used for
575 * priority groups
576 * @DCB_NUMTCS_ATTR_PFC: (NLA_U8) number of traffic classes which can
577 * support priority flow control
578 */
579enum dcbnl_numtcs_attrs {
580 DCB_NUMTCS_ATTR_UNDEFINED,
581 DCB_NUMTCS_ATTR_ALL,
582 DCB_NUMTCS_ATTR_PG,
583 DCB_NUMTCS_ATTR_PFC,
584
585 __DCB_NUMTCS_ATTR_ENUM_MAX,
586 DCB_NUMTCS_ATTR_MAX = __DCB_NUMTCS_ATTR_ENUM_MAX - 1,
587};
588
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AD		 589enum dcbnl_bcn_attrs{
590 DCB_BCN_ATTR_UNDEFINED = 0,
591
592 DCB_BCN_ATTR_RP_0,
593 DCB_BCN_ATTR_RP_1,
594 DCB_BCN_ATTR_RP_2,
595 DCB_BCN_ATTR_RP_3,
596 DCB_BCN_ATTR_RP_4,
597 DCB_BCN_ATTR_RP_5,
598 DCB_BCN_ATTR_RP_6,
599 DCB_BCN_ATTR_RP_7,
600 DCB_BCN_ATTR_RP_ALL,
601
f4314e81
DS		 602 DCB_BCN_ATTR_BCNA_0,
603 DCB_BCN_ATTR_BCNA_1,
859ee3c4
AD		 604 DCB_BCN_ATTR_ALPHA,
605 DCB_BCN_ATTR_BETA,
606 DCB_BCN_ATTR_GD,
607 DCB_BCN_ATTR_GI,
608 DCB_BCN_ATTR_TMAX,
609 DCB_BCN_ATTR_TD,
610 DCB_BCN_ATTR_RMIN,
611 DCB_BCN_ATTR_W,
612 DCB_BCN_ATTR_RD,
613 DCB_BCN_ATTR_RU,
614 DCB_BCN_ATTR_WRTT,
615 DCB_BCN_ATTR_RI,
616 DCB_BCN_ATTR_C,
617 DCB_BCN_ATTR_ALL,
618
619 __DCB_BCN_ATTR_ENUM_MAX,
620 DCB_BCN_ATTR_MAX = __DCB_BCN_ATTR_ENUM_MAX - 1,
621};
622
2f90b865
AD		 623/**
624 * enum dcb_general_attr_values - general DCB attribute values
625 *
626 * @DCB_ATTR_UNDEFINED: value used to indicate an attribute is not supported
627 *
628 */
629enum dcb_general_attr_values {
630 DCB_ATTR_VALUE_UNDEFINED = 0xff
631};
632
0f6f2902
YZ		 633#define DCB_APP_IDTYPE_ETHTYPE 0x00
634#define DCB_APP_IDTYPE_PORTNUM 0x01
635enum dcbnl_app_attrs {
636 DCB_APP_ATTR_UNDEFINED,
637
638 DCB_APP_ATTR_IDTYPE,
639 DCB_APP_ATTR_ID,
640 DCB_APP_ATTR_PRIORITY,
641
642 __DCB_APP_ATTR_ENUM_MAX,
643 DCB_APP_ATTR_MAX = __DCB_APP_ATTR_ENUM_MAX - 1,
644};
2f90b865 645
ea45fe4e
SR		 646/**
647 * enum dcbnl_featcfg_attrs - features conifiguration flags
648 *
649 * @DCB_FEATCFG_ATTR_UNDEFINED: unspecified attribute to catch errors
650 * @DCB_FEATCFG_ATTR_ALL: (NLA_FLAG) all features configuration attributes
651 * @DCB_FEATCFG_ATTR_PG: (NLA_U8) configuration flags for priority groups
652 * @DCB_FEATCFG_ATTR_PFC: (NLA_U8) configuration flags for priority
653 * flow control
654 * @DCB_FEATCFG_ATTR_APP: (NLA_U8) configuration flags for application TLV
655 *
656 */
657#define DCB_FEATCFG_ERROR 0x01 /* error in feature resolution */
658#define DCB_FEATCFG_ENABLE 0x02 /* enable feature */
659#define DCB_FEATCFG_WILLING 0x04 /* feature is willing */
660#define DCB_FEATCFG_ADVERTISE 0x08 /* advertise feature */
661enum dcbnl_featcfg_attrs {
662 DCB_FEATCFG_ATTR_UNDEFINED,
663 DCB_FEATCFG_ATTR_ALL,
664 DCB_FEATCFG_ATTR_PG,
665 DCB_FEATCFG_ATTR_PFC,
666 DCB_FEATCFG_ATTR_APP,
667
668 __DCB_FEATCFG_ATTR_ENUM_MAX,
669 DCB_FEATCFG_ATTR_MAX = __DCB_FEATCFG_ATTR_ENUM_MAX - 1,
670};
671
2f90b865 672#endif /* __LINUX_DCBNL_H__ */
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