blob: 6bb43382f3f3d92d376ba83bbf24024c38d00407 [file] [log] [blame]
Alexander Duyck2f90b862008-11-20 20:52:10 -08001/*
Mark Rustad698e1d22011-03-14 09:01:02 +00002 * Copyright (c) 2008-2011, Intel Corporation.
Alexander Duyck2f90b862008-11-20 20:52:10 -08003 *
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
Chris Leech5c252222009-02-27 10:01:36 +000023#include <linux/types.h>
24
John Fastabend3e290272010-12-30 09:25:46 +000025/* IEEE 802.1Qaz std supported values */
26#define IEEE_8021QAZ_MAX_TCS 8
27
John Fastabendd033d522011-02-10 14:40:01 +000028#define IEEE_8021QAZ_TSA_STRICT 0
Mark Rustad171f20e2011-03-14 09:01:08 +000029#define IEEE_8021QAZ_TSA_CB_SHAPER 1
John Fastabendd033d522011-02-10 14:40:01 +000030#define IEEE_8021QAZ_TSA_ETS 2
31#define IEEE_8021QAZ_TSA_VENDOR 255
32
John Fastabend3e290272010-12-30 09:25:46 +000033/* This structure contains the IEEE 802.1Qaz ETS managed object
34 *
Mark Rustad171f20e2011-03-14 09:01:08 +000035 * @willing: willing bit in ETS configuration TLV
John Fastabend3e290272010-12-30 09:25:46 +000036 * @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
Amir Vadai08f10af2012-04-04 21:33:30 +000070/* This structure contains rate limit extension to the IEEE 802.1Qaz ETS
71 * managed object.
72 * Values are 64 bits long and specified in Kbps to enable usage over both
73 * slow and very fast networks.
74 *
75 * @tc_maxrate: maximal tc tx bandwidth indexed by traffic class
76 */
77struct ieee_maxrate {
78 __u64 tc_maxrate[IEEE_8021QAZ_MAX_TCS];
79};
80
John Fastabend3e290272010-12-30 09:25:46 +000081/* This structure contains the IEEE 802.1Qaz PFC managed object
82 *
83 * @pfc_cap: Indicates the number of traffic classes on the local device
84 * that may simultaneously have PFC enabled.
85 * @pfc_en: bitmap indicating pfc enabled traffic classes
86 * @mbc: enable macsec bypass capability
87 * @delay: the allowance made for a round-trip propagation delay of the
88 * link in bits.
89 * @requests: count of the sent pfc frames
90 * @indications: count of the received pfc frames
91 */
92struct ieee_pfc {
93 __u8 pfc_cap;
94 __u8 pfc_en;
95 __u8 mbc;
96 __u16 delay;
97 __u64 requests[IEEE_8021QAZ_MAX_TCS];
98 __u64 indications[IEEE_8021QAZ_MAX_TCS];
99};
100
Shmulik Raviddc6ed1d2011-02-27 05:04:38 +0000101/* CEE DCBX std supported values */
102#define CEE_DCBX_MAX_PGS 8
103#define CEE_DCBX_MAX_PRIO 8
104
105/**
Mark Rustad171f20e2011-03-14 09:01:08 +0000106 * struct cee_pg - CEE Priority-Group managed object
Shmulik Raviddc6ed1d2011-02-27 05:04:38 +0000107 *
108 * @willing: willing bit in the PG tlv
109 * @error: error bit in the PG tlv
110 * @pg_en: enable bit of the PG feature
111 * @tcs_supported: number of traffic classes supported
112 * @pg_bw: bandwidth percentage for each priority group
113 * @prio_pg: priority to PG mapping indexed by priority
114 */
115struct cee_pg {
116 __u8 willing;
117 __u8 error;
118 __u8 pg_en;
119 __u8 tcs_supported;
120 __u8 pg_bw[CEE_DCBX_MAX_PGS];
121 __u8 prio_pg[CEE_DCBX_MAX_PGS];
122};
123
124/**
125 * struct cee_pfc - CEE PFC managed object
126 *
127 * @willing: willing bit in the PFC tlv
128 * @error: error bit in the PFC tlv
129 * @pfc_en: bitmap indicating pfc enabled traffic classes
130 * @tcs_supported: number of traffic classes supported
131 */
132struct cee_pfc {
133 __u8 willing;
134 __u8 error;
135 __u8 pfc_en;
136 __u8 tcs_supported;
137};
138
Mark Rustad0c0217b2011-03-14 09:01:15 +0000139/* IEEE 802.1Qaz std supported values */
140#define IEEE_8021QAZ_APP_SEL_ETHERTYPE 1
141#define IEEE_8021QAZ_APP_SEL_STREAM 2
142#define IEEE_8021QAZ_APP_SEL_DGRAM 3
143#define IEEE_8021QAZ_APP_SEL_ANY 4
Shmulik Raviddc6ed1d2011-02-27 05:04:38 +0000144
John Fastabend9ab933a2010-12-30 09:26:31 +0000145/* This structure contains the IEEE 802.1Qaz APP managed object. This
146 * object is also used for the CEE std as well. There is no difference
147 * between the objects.
John Fastabend3e290272010-12-30 09:25:46 +0000148 *
149 * @selector: protocol identifier type
150 * @protocol: protocol of type indicated
151 * @priority: 3-bit unsigned integer indicating priority
152 *
153 * ----
154 * Selector field values
155 * 0 Reserved
156 * 1 Ethertype
157 * 2 Well known port number over TCP or SCTP
158 * 3 Well known port number over UDP or DCCP
159 * 4 Well known port number over TCP, SCTP, UDP, or DCCP
160 * 5-7 Reserved
161 */
162struct dcb_app {
163 __u8 selector;
John Fastabend3e290272010-12-30 09:25:46 +0000164 __u8 priority;
John Fastabend226111d2011-02-18 13:30:17 +0000165 __u16 protocol;
John Fastabend3e290272010-12-30 09:25:46 +0000166};
167
Shmulik Ravideed84712011-02-27 05:04:31 +0000168/**
169 * struct dcb_peer_app_info - APP feature information sent by the peer
170 *
171 * @willing: willing bit in the peer APP tlv
172 * @error: error bit in the peer APP tlv
173 *
174 * In addition to this information the full peer APP tlv also contains
175 * a table of 'app_count' APP objects defined above.
176 */
177struct dcb_peer_app_info {
178 __u8 willing;
179 __u8 error;
180};
181
Alexander Duyck2f90b862008-11-20 20:52:10 -0800182struct dcbmsg {
Chris Leech5c252222009-02-27 10:01:36 +0000183 __u8 dcb_family;
Alexander Duyck2f90b862008-11-20 20:52:10 -0800184 __u8 cmd;
185 __u16 dcb_pad;
186};
187
188/**
189 * enum dcbnl_commands - supported DCB commands
190 *
191 * @DCB_CMD_UNDEFINED: unspecified command to catch errors
192 * @DCB_CMD_GSTATE: request the state of DCB in the device
193 * @DCB_CMD_SSTATE: set the state of DCB in the device
194 * @DCB_CMD_PGTX_GCFG: request the priority group configuration for Tx
195 * @DCB_CMD_PGTX_SCFG: set the priority group configuration for Tx
196 * @DCB_CMD_PGRX_GCFG: request the priority group configuration for Rx
197 * @DCB_CMD_PGRX_SCFG: set the priority group configuration for Rx
198 * @DCB_CMD_PFC_GCFG: request the priority flow control configuration
199 * @DCB_CMD_PFC_SCFG: set the priority flow control configuration
200 * @DCB_CMD_SET_ALL: apply all changes to the underlying device
201 * @DCB_CMD_GPERM_HWADDR: get the permanent MAC address of the underlying
202 * device. Only useful when using bonding.
Alexander Duyck46132182008-11-20 21:05:08 -0800203 * @DCB_CMD_GCAP: request the DCB capabilities of the device
Alexander Duyck33dbabc2008-11-20 21:08:19 -0800204 * @DCB_CMD_GNUMTCS: get the number of traffic classes currently supported
205 * @DCB_CMD_SNUMTCS: set the number of traffic classes
Alexander Duyck859ee3c2008-11-20 21:10:23 -0800206 * @DCB_CMD_GBCN: set backward congestion notification configuration
207 * @DCB_CMD_SBCN: get backward congestion notification configration.
Yi Zou0f6f2902009-08-31 12:32:34 +0000208 * @DCB_CMD_GAPP: get application protocol configuration
209 * @DCB_CMD_SAPP: set application protocol configuration
John Fastabend3e290272010-12-30 09:25:46 +0000210 * @DCB_CMD_IEEE_SET: set IEEE 802.1Qaz configuration
211 * @DCB_CMD_IEEE_GET: get IEEE 802.1Qaz configuration
Shmulik Ravid6241b622010-12-30 06:26:48 +0000212 * @DCB_CMD_GDCBX: get DCBX engine configuration
213 * @DCB_CMD_SDCBX: set DCBX engine configuration
Shmulik Ravidea45fe42010-12-30 06:26:55 +0000214 * @DCB_CMD_GFEATCFG: get DCBX features flags
215 * @DCB_CMD_SFEATCFG: set DCBX features negotiation flags
Shmulik Raviddc6ed1d2011-02-27 05:04:38 +0000216 * @DCB_CMD_CEE_GET: get CEE aggregated configuration
John Fastabendf9ae7e42011-06-21 07:34:48 +0000217 * @DCB_CMD_IEEE_DEL: delete IEEE 802.1Qaz configuration
Alexander Duyck2f90b862008-11-20 20:52:10 -0800218 */
219enum dcbnl_commands {
220 DCB_CMD_UNDEFINED,
221
222 DCB_CMD_GSTATE,
223 DCB_CMD_SSTATE,
224
225 DCB_CMD_PGTX_GCFG,
226 DCB_CMD_PGTX_SCFG,
227 DCB_CMD_PGRX_GCFG,
228 DCB_CMD_PGRX_SCFG,
229
230 DCB_CMD_PFC_GCFG,
231 DCB_CMD_PFC_SCFG,
232
233 DCB_CMD_SET_ALL,
Alexander Duyck859ee3c2008-11-20 21:10:23 -0800234
Alexander Duyck2f90b862008-11-20 20:52:10 -0800235 DCB_CMD_GPERM_HWADDR,
Alexander Duyck859ee3c2008-11-20 21:10:23 -0800236
Alexander Duyck46132182008-11-20 21:05:08 -0800237 DCB_CMD_GCAP,
Alexander Duyck859ee3c2008-11-20 21:10:23 -0800238
Alexander Duyck33dbabc2008-11-20 21:08:19 -0800239 DCB_CMD_GNUMTCS,
240 DCB_CMD_SNUMTCS,
Alexander Duyck859ee3c2008-11-20 21:10:23 -0800241
Alexander Duyck0eb3aa92008-11-20 21:09:23 -0800242 DCB_CMD_PFC_GSTATE,
243 DCB_CMD_PFC_SSTATE,
Alexander Duyck2f90b862008-11-20 20:52:10 -0800244
Alexander Duyck859ee3c2008-11-20 21:10:23 -0800245 DCB_CMD_BCN_GCFG,
246 DCB_CMD_BCN_SCFG,
247
Yi Zou0f6f2902009-08-31 12:32:34 +0000248 DCB_CMD_GAPP,
249 DCB_CMD_SAPP,
250
John Fastabend3e290272010-12-30 09:25:46 +0000251 DCB_CMD_IEEE_SET,
252 DCB_CMD_IEEE_GET,
253
Shmulik Ravid6241b622010-12-30 06:26:48 +0000254 DCB_CMD_GDCBX,
255 DCB_CMD_SDCBX,
256
Shmulik Ravidea45fe42010-12-30 06:26:55 +0000257 DCB_CMD_GFEATCFG,
258 DCB_CMD_SFEATCFG,
259
Shmulik Raviddc6ed1d2011-02-27 05:04:38 +0000260 DCB_CMD_CEE_GET,
John Fastabendf9ae7e42011-06-21 07:34:48 +0000261 DCB_CMD_IEEE_DEL,
Shmulik Raviddc6ed1d2011-02-27 05:04:38 +0000262
Alexander Duyck2f90b862008-11-20 20:52:10 -0800263 __DCB_CMD_ENUM_MAX,
264 DCB_CMD_MAX = __DCB_CMD_ENUM_MAX - 1,
265};
266
Alexander Duyck2f90b862008-11-20 20:52:10 -0800267/**
268 * enum dcbnl_attrs - DCB top-level netlink attributes
269 *
270 * @DCB_ATTR_UNDEFINED: unspecified attribute to catch errors
271 * @DCB_ATTR_IFNAME: interface name of the underlying device (NLA_STRING)
272 * @DCB_ATTR_STATE: enable state of DCB in the device (NLA_U8)
273 * @DCB_ATTR_PFC_STATE: enable state of PFC in the device (NLA_U8)
274 * @DCB_ATTR_PFC_CFG: priority flow control configuration (NLA_NESTED)
275 * @DCB_ATTR_NUM_TC: number of traffic classes supported in the device (NLA_U8)
276 * @DCB_ATTR_PG_CFG: priority group configuration (NLA_NESTED)
277 * @DCB_ATTR_SET_ALL: bool to commit changes to hardware or not (NLA_U8)
278 * @DCB_ATTR_PERM_HWADDR: MAC address of the physical device (NLA_NESTED)
Alexander Duyck46132182008-11-20 21:05:08 -0800279 * @DCB_ATTR_CAP: DCB capabilities of the device (NLA_NESTED)
Alexander Duyck33dbabc2008-11-20 21:08:19 -0800280 * @DCB_ATTR_NUMTCS: number of traffic classes supported (NLA_NESTED)
Alexander Duyck859ee3c2008-11-20 21:10:23 -0800281 * @DCB_ATTR_BCN: backward congestion notification configuration (NLA_NESTED)
John Fastabend3e290272010-12-30 09:25:46 +0000282 * @DCB_ATTR_IEEE: IEEE 802.1Qaz supported attributes (NLA_NESTED)
Shmulik Ravid6241b622010-12-30 06:26:48 +0000283 * @DCB_ATTR_DCBX: DCBX engine configuration in the device (NLA_U8)
Shmulik Ravidea45fe42010-12-30 06:26:55 +0000284 * @DCB_ATTR_FEATCFG: DCBX features flags (NLA_NESTED)
Shmulik Raviddc6ed1d2011-02-27 05:04:38 +0000285 * @DCB_ATTR_CEE: CEE std supported attributes (NLA_NESTED)
Alexander Duyck2f90b862008-11-20 20:52:10 -0800286 */
287enum dcbnl_attrs {
288 DCB_ATTR_UNDEFINED,
289
290 DCB_ATTR_IFNAME,
291 DCB_ATTR_STATE,
292 DCB_ATTR_PFC_STATE,
293 DCB_ATTR_PFC_CFG,
294 DCB_ATTR_NUM_TC,
295 DCB_ATTR_PG_CFG,
296 DCB_ATTR_SET_ALL,
297 DCB_ATTR_PERM_HWADDR,
Alexander Duyck46132182008-11-20 21:05:08 -0800298 DCB_ATTR_CAP,
Alexander Duyck33dbabc2008-11-20 21:08:19 -0800299 DCB_ATTR_NUMTCS,
Alexander Duyck859ee3c2008-11-20 21:10:23 -0800300 DCB_ATTR_BCN,
Yi Zou0f6f2902009-08-31 12:32:34 +0000301 DCB_ATTR_APP,
Alexander Duyck2f90b862008-11-20 20:52:10 -0800302
John Fastabend3e290272010-12-30 09:25:46 +0000303 /* IEEE std attributes */
304 DCB_ATTR_IEEE,
305
Shmulik Ravid6241b622010-12-30 06:26:48 +0000306 DCB_ATTR_DCBX,
Shmulik Ravidea45fe42010-12-30 06:26:55 +0000307 DCB_ATTR_FEATCFG,
Shmulik Ravid6241b622010-12-30 06:26:48 +0000308
Shmulik Raviddc6ed1d2011-02-27 05:04:38 +0000309 /* CEE nested attributes */
310 DCB_ATTR_CEE,
311
Alexander Duyck2f90b862008-11-20 20:52:10 -0800312 __DCB_ATTR_ENUM_MAX,
313 DCB_ATTR_MAX = __DCB_ATTR_ENUM_MAX - 1,
314};
315
Shmulik Ravideed84712011-02-27 05:04:31 +0000316/**
317 * enum ieee_attrs - IEEE 802.1Qaz get/set attributes
318 *
319 * @DCB_ATTR_IEEE_UNSPEC: unspecified
320 * @DCB_ATTR_IEEE_ETS: negotiated ETS configuration
321 * @DCB_ATTR_IEEE_PFC: negotiated PFC configuration
322 * @DCB_ATTR_IEEE_APP_TABLE: negotiated APP configuration
323 * @DCB_ATTR_IEEE_PEER_ETS: peer ETS configuration - get only
324 * @DCB_ATTR_IEEE_PEER_PFC: peer PFC configuration - get only
325 * @DCB_ATTR_IEEE_PEER_APP: peer APP tlv - get only
326 */
John Fastabend3e290272010-12-30 09:25:46 +0000327enum ieee_attrs {
328 DCB_ATTR_IEEE_UNSPEC,
329 DCB_ATTR_IEEE_ETS,
330 DCB_ATTR_IEEE_PFC,
331 DCB_ATTR_IEEE_APP_TABLE,
Shmulik Ravideed84712011-02-27 05:04:31 +0000332 DCB_ATTR_IEEE_PEER_ETS,
333 DCB_ATTR_IEEE_PEER_PFC,
334 DCB_ATTR_IEEE_PEER_APP,
Amir Vadai08f10af2012-04-04 21:33:30 +0000335 DCB_ATTR_IEEE_MAXRATE,
John Fastabend3e290272010-12-30 09:25:46 +0000336 __DCB_ATTR_IEEE_MAX
337};
338#define DCB_ATTR_IEEE_MAX (__DCB_ATTR_IEEE_MAX - 1)
339
340enum ieee_attrs_app {
341 DCB_ATTR_IEEE_APP_UNSPEC,
342 DCB_ATTR_IEEE_APP,
343 __DCB_ATTR_IEEE_APP_MAX
344};
345#define DCB_ATTR_IEEE_APP_MAX (__DCB_ATTR_IEEE_APP_MAX - 1)
346
Alexander Duyck2f90b862008-11-20 20:52:10 -0800347/**
Shmulik Ravid37cf4d12011-07-05 06:16:22 +0000348 * enum cee_attrs - CEE DCBX get attributes.
Shmulik Raviddc6ed1d2011-02-27 05:04:38 +0000349 *
350 * @DCB_ATTR_CEE_UNSPEC: unspecified
351 * @DCB_ATTR_CEE_PEER_PG: peer PG configuration - get only
352 * @DCB_ATTR_CEE_PEER_PFC: peer PFC configuration - get only
Shmulik Ravid37cf4d12011-07-05 06:16:22 +0000353 * @DCB_ATTR_CEE_PEER_APP_TABLE: peer APP tlv - get only
354 * @DCB_ATTR_CEE_TX_PG: TX PG configuration (DCB_CMD_PGTX_GCFG)
355 * @DCB_ATTR_CEE_RX_PG: RX PG configuration (DCB_CMD_PGRX_GCFG)
356 * @DCB_ATTR_CEE_PFC: PFC configuration (DCB_CMD_PFC_GCFG)
357 * @DCB_ATTR_CEE_APP_TABLE: APP configuration (multi DCB_CMD_GAPP)
358 * @DCB_ATTR_CEE_FEAT: DCBX features flags (DCB_CMD_GFEATCFG)
359 *
360 * An aggregated collection of the cee std negotiated parameters.
Shmulik Raviddc6ed1d2011-02-27 05:04:38 +0000361 */
362enum cee_attrs {
363 DCB_ATTR_CEE_UNSPEC,
364 DCB_ATTR_CEE_PEER_PG,
365 DCB_ATTR_CEE_PEER_PFC,
366 DCB_ATTR_CEE_PEER_APP_TABLE,
Shmulik Ravid37cf4d12011-07-05 06:16:22 +0000367 DCB_ATTR_CEE_TX_PG,
368 DCB_ATTR_CEE_RX_PG,
369 DCB_ATTR_CEE_PFC,
370 DCB_ATTR_CEE_APP_TABLE,
371 DCB_ATTR_CEE_FEAT,
Shmulik Raviddc6ed1d2011-02-27 05:04:38 +0000372 __DCB_ATTR_CEE_MAX
373};
374#define DCB_ATTR_CEE_MAX (__DCB_ATTR_CEE_MAX - 1)
375
376enum peer_app_attr {
377 DCB_ATTR_CEE_PEER_APP_UNSPEC,
378 DCB_ATTR_CEE_PEER_APP_INFO,
379 DCB_ATTR_CEE_PEER_APP,
380 __DCB_ATTR_CEE_PEER_APP_MAX
381};
382#define DCB_ATTR_CEE_PEER_APP_MAX (__DCB_ATTR_CEE_PEER_APP_MAX - 1)
383
Shmulik Ravid37cf4d12011-07-05 06:16:22 +0000384enum cee_attrs_app {
385 DCB_ATTR_CEE_APP_UNSPEC,
386 DCB_ATTR_CEE_APP,
387 __DCB_ATTR_CEE_APP_MAX
388};
389#define DCB_ATTR_CEE_APP_MAX (__DCB_ATTR_CEE_APP_MAX - 1)
390
Shmulik Raviddc6ed1d2011-02-27 05:04:38 +0000391/**
Alexander Duyck2f90b862008-11-20 20:52:10 -0800392 * enum dcbnl_pfc_attrs - DCB Priority Flow Control user priority nested attrs
393 *
394 * @DCB_PFC_UP_ATTR_UNDEFINED: unspecified attribute to catch errors
395 * @DCB_PFC_UP_ATTR_0: Priority Flow Control value for User Priority 0 (NLA_U8)
396 * @DCB_PFC_UP_ATTR_1: Priority Flow Control value for User Priority 1 (NLA_U8)
397 * @DCB_PFC_UP_ATTR_2: Priority Flow Control value for User Priority 2 (NLA_U8)
398 * @DCB_PFC_UP_ATTR_3: Priority Flow Control value for User Priority 3 (NLA_U8)
399 * @DCB_PFC_UP_ATTR_4: Priority Flow Control value for User Priority 4 (NLA_U8)
400 * @DCB_PFC_UP_ATTR_5: Priority Flow Control value for User Priority 5 (NLA_U8)
401 * @DCB_PFC_UP_ATTR_6: Priority Flow Control value for User Priority 6 (NLA_U8)
402 * @DCB_PFC_UP_ATTR_7: Priority Flow Control value for User Priority 7 (NLA_U8)
403 * @DCB_PFC_UP_ATTR_MAX: highest attribute number currently defined
404 * @DCB_PFC_UP_ATTR_ALL: apply to all priority flow control attrs (NLA_FLAG)
405 *
406 */
407enum dcbnl_pfc_up_attrs {
408 DCB_PFC_UP_ATTR_UNDEFINED,
409
410 DCB_PFC_UP_ATTR_0,
411 DCB_PFC_UP_ATTR_1,
412 DCB_PFC_UP_ATTR_2,
413 DCB_PFC_UP_ATTR_3,
414 DCB_PFC_UP_ATTR_4,
415 DCB_PFC_UP_ATTR_5,
416 DCB_PFC_UP_ATTR_6,
417 DCB_PFC_UP_ATTR_7,
418 DCB_PFC_UP_ATTR_ALL,
419
420 __DCB_PFC_UP_ATTR_ENUM_MAX,
421 DCB_PFC_UP_ATTR_MAX = __DCB_PFC_UP_ATTR_ENUM_MAX - 1,
422};
423
424/**
425 * enum dcbnl_pg_attrs - DCB Priority Group attributes
426 *
427 * @DCB_PG_ATTR_UNDEFINED: unspecified attribute to catch errors
428 * @DCB_PG_ATTR_TC_0: Priority Group Traffic Class 0 configuration (NLA_NESTED)
429 * @DCB_PG_ATTR_TC_1: Priority Group Traffic Class 1 configuration (NLA_NESTED)
430 * @DCB_PG_ATTR_TC_2: Priority Group Traffic Class 2 configuration (NLA_NESTED)
431 * @DCB_PG_ATTR_TC_3: Priority Group Traffic Class 3 configuration (NLA_NESTED)
432 * @DCB_PG_ATTR_TC_4: Priority Group Traffic Class 4 configuration (NLA_NESTED)
433 * @DCB_PG_ATTR_TC_5: Priority Group Traffic Class 5 configuration (NLA_NESTED)
434 * @DCB_PG_ATTR_TC_6: Priority Group Traffic Class 6 configuration (NLA_NESTED)
435 * @DCB_PG_ATTR_TC_7: Priority Group Traffic Class 7 configuration (NLA_NESTED)
436 * @DCB_PG_ATTR_TC_MAX: highest attribute number currently defined
437 * @DCB_PG_ATTR_TC_ALL: apply to all traffic classes (NLA_NESTED)
438 * @DCB_PG_ATTR_BW_ID_0: Percent of link bandwidth for Priority Group 0 (NLA_U8)
439 * @DCB_PG_ATTR_BW_ID_1: Percent of link bandwidth for Priority Group 1 (NLA_U8)
440 * @DCB_PG_ATTR_BW_ID_2: Percent of link bandwidth for Priority Group 2 (NLA_U8)
441 * @DCB_PG_ATTR_BW_ID_3: Percent of link bandwidth for Priority Group 3 (NLA_U8)
442 * @DCB_PG_ATTR_BW_ID_4: Percent of link bandwidth for Priority Group 4 (NLA_U8)
443 * @DCB_PG_ATTR_BW_ID_5: Percent of link bandwidth for Priority Group 5 (NLA_U8)
444 * @DCB_PG_ATTR_BW_ID_6: Percent of link bandwidth for Priority Group 6 (NLA_U8)
445 * @DCB_PG_ATTR_BW_ID_7: Percent of link bandwidth for Priority Group 7 (NLA_U8)
446 * @DCB_PG_ATTR_BW_ID_MAX: highest attribute number currently defined
447 * @DCB_PG_ATTR_BW_ID_ALL: apply to all priority groups (NLA_FLAG)
448 *
449 */
450enum dcbnl_pg_attrs {
451 DCB_PG_ATTR_UNDEFINED,
452
453 DCB_PG_ATTR_TC_0,
454 DCB_PG_ATTR_TC_1,
455 DCB_PG_ATTR_TC_2,
456 DCB_PG_ATTR_TC_3,
457 DCB_PG_ATTR_TC_4,
458 DCB_PG_ATTR_TC_5,
459 DCB_PG_ATTR_TC_6,
460 DCB_PG_ATTR_TC_7,
461 DCB_PG_ATTR_TC_MAX,
462 DCB_PG_ATTR_TC_ALL,
463
464 DCB_PG_ATTR_BW_ID_0,
465 DCB_PG_ATTR_BW_ID_1,
466 DCB_PG_ATTR_BW_ID_2,
467 DCB_PG_ATTR_BW_ID_3,
468 DCB_PG_ATTR_BW_ID_4,
469 DCB_PG_ATTR_BW_ID_5,
470 DCB_PG_ATTR_BW_ID_6,
471 DCB_PG_ATTR_BW_ID_7,
472 DCB_PG_ATTR_BW_ID_MAX,
473 DCB_PG_ATTR_BW_ID_ALL,
474
475 __DCB_PG_ATTR_ENUM_MAX,
476 DCB_PG_ATTR_MAX = __DCB_PG_ATTR_ENUM_MAX - 1,
477};
478
479/**
480 * enum dcbnl_tc_attrs - DCB Traffic Class attributes
481 *
482 * @DCB_TC_ATTR_PARAM_UNDEFINED: unspecified attribute to catch errors
483 * @DCB_TC_ATTR_PARAM_PGID: (NLA_U8) Priority group the traffic class belongs to
484 * Valid values are: 0-7
485 * @DCB_TC_ATTR_PARAM_UP_MAPPING: (NLA_U8) Traffic class to user priority map
486 * Some devices may not support changing the
487 * user priority map of a TC.
488 * @DCB_TC_ATTR_PARAM_STRICT_PRIO: (NLA_U8) Strict priority setting
489 * 0 - none
490 * 1 - group strict
491 * 2 - link strict
492 * @DCB_TC_ATTR_PARAM_BW_PCT: optional - (NLA_U8) If supported by the device and
493 * not configured to use link strict priority,
494 * this is the percentage of bandwidth of the
495 * priority group this traffic class belongs to
496 * @DCB_TC_ATTR_PARAM_ALL: (NLA_FLAG) all traffic class parameters
497 *
498 */
499enum dcbnl_tc_attrs {
500 DCB_TC_ATTR_PARAM_UNDEFINED,
501
502 DCB_TC_ATTR_PARAM_PGID,
503 DCB_TC_ATTR_PARAM_UP_MAPPING,
504 DCB_TC_ATTR_PARAM_STRICT_PRIO,
505 DCB_TC_ATTR_PARAM_BW_PCT,
506 DCB_TC_ATTR_PARAM_ALL,
507
508 __DCB_TC_ATTR_PARAM_ENUM_MAX,
509 DCB_TC_ATTR_PARAM_MAX = __DCB_TC_ATTR_PARAM_ENUM_MAX - 1,
510};
511
512/**
Alexander Duyck46132182008-11-20 21:05:08 -0800513 * enum dcbnl_cap_attrs - DCB Capability attributes
514 *
515 * @DCB_CAP_ATTR_UNDEFINED: unspecified attribute to catch errors
516 * @DCB_CAP_ATTR_ALL: (NLA_FLAG) all capability parameters
517 * @DCB_CAP_ATTR_PG: (NLA_U8) device supports Priority Groups
518 * @DCB_CAP_ATTR_PFC: (NLA_U8) device supports Priority Flow Control
519 * @DCB_CAP_ATTR_UP2TC: (NLA_U8) device supports user priority to
520 * traffic class mapping
521 * @DCB_CAP_ATTR_PG_TCS: (NLA_U8) bitmap where each bit represents a
522 * number of traffic classes the device
523 * can be configured to use for Priority Groups
524 * @DCB_CAP_ATTR_PFC_TCS: (NLA_U8) bitmap where each bit represents a
525 * number of traffic classes the device can be
526 * configured to use for Priority Flow Control
527 * @DCB_CAP_ATTR_GSP: (NLA_U8) device supports group strict priority
528 * @DCB_CAP_ATTR_BCN: (NLA_U8) device supports Backwards Congestion
529 * Notification
Shmulik Ravid6241b622010-12-30 06:26:48 +0000530 * @DCB_CAP_ATTR_DCBX: (NLA_U8) device supports DCBX engine
531 *
Alexander Duyck46132182008-11-20 21:05:08 -0800532 */
533enum dcbnl_cap_attrs {
534 DCB_CAP_ATTR_UNDEFINED,
535 DCB_CAP_ATTR_ALL,
536 DCB_CAP_ATTR_PG,
537 DCB_CAP_ATTR_PFC,
538 DCB_CAP_ATTR_UP2TC,
539 DCB_CAP_ATTR_PG_TCS,
540 DCB_CAP_ATTR_PFC_TCS,
541 DCB_CAP_ATTR_GSP,
542 DCB_CAP_ATTR_BCN,
Shmulik Ravid6241b622010-12-30 06:26:48 +0000543 DCB_CAP_ATTR_DCBX,
Alexander Duyck46132182008-11-20 21:05:08 -0800544
545 __DCB_CAP_ATTR_ENUM_MAX,
546 DCB_CAP_ATTR_MAX = __DCB_CAP_ATTR_ENUM_MAX - 1,
547};
Alexander Duyck33dbabc2008-11-20 21:08:19 -0800548
549/**
Shmulik Ravid6241b622010-12-30 06:26:48 +0000550 * DCBX capability flags
551 *
552 * @DCB_CAP_DCBX_HOST: DCBX negotiation is performed by the host LLDP agent.
553 * 'set' routines are used to configure the device with
554 * the negotiated parameters
555 *
556 * @DCB_CAP_DCBX_LLD_MANAGED: DCBX negotiation is not performed in the host but
557 * by another entity
558 * 'get' routines are used to retrieve the
559 * negotiated parameters
560 * 'set' routines can be used to set the initial
561 * negotiation configuration
562 *
563 * @DCB_CAP_DCBX_VER_CEE: for a non-host DCBX engine, indicates the engine
564 * supports the CEE protocol flavor
565 *
566 * @DCB_CAP_DCBX_VER_IEEE: for a non-host DCBX engine, indicates the engine
567 * supports the IEEE protocol flavor
568 *
569 * @DCB_CAP_DCBX_STATIC: for a non-host DCBX engine, indicates the engine
570 * supports static configuration (i.e no actual
571 * negotiation is performed negotiated parameters equal
572 * the initial configuration)
573 *
574 */
575#define DCB_CAP_DCBX_HOST 0x01
576#define DCB_CAP_DCBX_LLD_MANAGED 0x02
577#define DCB_CAP_DCBX_VER_CEE 0x04
578#define DCB_CAP_DCBX_VER_IEEE 0x08
579#define DCB_CAP_DCBX_STATIC 0x10
580
581/**
Alexander Duyck33dbabc2008-11-20 21:08:19 -0800582 * enum dcbnl_numtcs_attrs - number of traffic classes
583 *
584 * @DCB_NUMTCS_ATTR_UNDEFINED: unspecified attribute to catch errors
585 * @DCB_NUMTCS_ATTR_ALL: (NLA_FLAG) all traffic class attributes
586 * @DCB_NUMTCS_ATTR_PG: (NLA_U8) number of traffic classes used for
587 * priority groups
588 * @DCB_NUMTCS_ATTR_PFC: (NLA_U8) number of traffic classes which can
589 * support priority flow control
590 */
591enum dcbnl_numtcs_attrs {
592 DCB_NUMTCS_ATTR_UNDEFINED,
593 DCB_NUMTCS_ATTR_ALL,
594 DCB_NUMTCS_ATTR_PG,
595 DCB_NUMTCS_ATTR_PFC,
596
597 __DCB_NUMTCS_ATTR_ENUM_MAX,
598 DCB_NUMTCS_ATTR_MAX = __DCB_NUMTCS_ATTR_ENUM_MAX - 1,
599};
600
Alexander Duyck859ee3c2008-11-20 21:10:23 -0800601enum dcbnl_bcn_attrs{
602 DCB_BCN_ATTR_UNDEFINED = 0,
603
604 DCB_BCN_ATTR_RP_0,
605 DCB_BCN_ATTR_RP_1,
606 DCB_BCN_ATTR_RP_2,
607 DCB_BCN_ATTR_RP_3,
608 DCB_BCN_ATTR_RP_4,
609 DCB_BCN_ATTR_RP_5,
610 DCB_BCN_ATTR_RP_6,
611 DCB_BCN_ATTR_RP_7,
612 DCB_BCN_ATTR_RP_ALL,
613
Don Skidmoref4314e82008-12-21 20:10:29 -0800614 DCB_BCN_ATTR_BCNA_0,
615 DCB_BCN_ATTR_BCNA_1,
Alexander Duyck859ee3c2008-11-20 21:10:23 -0800616 DCB_BCN_ATTR_ALPHA,
617 DCB_BCN_ATTR_BETA,
618 DCB_BCN_ATTR_GD,
619 DCB_BCN_ATTR_GI,
620 DCB_BCN_ATTR_TMAX,
621 DCB_BCN_ATTR_TD,
622 DCB_BCN_ATTR_RMIN,
623 DCB_BCN_ATTR_W,
624 DCB_BCN_ATTR_RD,
625 DCB_BCN_ATTR_RU,
626 DCB_BCN_ATTR_WRTT,
627 DCB_BCN_ATTR_RI,
628 DCB_BCN_ATTR_C,
629 DCB_BCN_ATTR_ALL,
630
631 __DCB_BCN_ATTR_ENUM_MAX,
632 DCB_BCN_ATTR_MAX = __DCB_BCN_ATTR_ENUM_MAX - 1,
633};
634
Alexander Duyck46132182008-11-20 21:05:08 -0800635/**
Alexander Duyck2f90b862008-11-20 20:52:10 -0800636 * enum dcb_general_attr_values - general DCB attribute values
637 *
638 * @DCB_ATTR_UNDEFINED: value used to indicate an attribute is not supported
639 *
640 */
641enum dcb_general_attr_values {
642 DCB_ATTR_VALUE_UNDEFINED = 0xff
643};
644
Yi Zou0f6f2902009-08-31 12:32:34 +0000645#define DCB_APP_IDTYPE_ETHTYPE 0x00
646#define DCB_APP_IDTYPE_PORTNUM 0x01
647enum dcbnl_app_attrs {
648 DCB_APP_ATTR_UNDEFINED,
649
650 DCB_APP_ATTR_IDTYPE,
651 DCB_APP_ATTR_ID,
652 DCB_APP_ATTR_PRIORITY,
653
654 __DCB_APP_ATTR_ENUM_MAX,
655 DCB_APP_ATTR_MAX = __DCB_APP_ATTR_ENUM_MAX - 1,
656};
Alexander Duyck2f90b862008-11-20 20:52:10 -0800657
Shmulik Ravidea45fe42010-12-30 06:26:55 +0000658/**
659 * enum dcbnl_featcfg_attrs - features conifiguration flags
660 *
661 * @DCB_FEATCFG_ATTR_UNDEFINED: unspecified attribute to catch errors
662 * @DCB_FEATCFG_ATTR_ALL: (NLA_FLAG) all features configuration attributes
663 * @DCB_FEATCFG_ATTR_PG: (NLA_U8) configuration flags for priority groups
664 * @DCB_FEATCFG_ATTR_PFC: (NLA_U8) configuration flags for priority
665 * flow control
666 * @DCB_FEATCFG_ATTR_APP: (NLA_U8) configuration flags for application TLV
667 *
668 */
669#define DCB_FEATCFG_ERROR 0x01 /* error in feature resolution */
670#define DCB_FEATCFG_ENABLE 0x02 /* enable feature */
671#define DCB_FEATCFG_WILLING 0x04 /* feature is willing */
672#define DCB_FEATCFG_ADVERTISE 0x08 /* advertise feature */
673enum dcbnl_featcfg_attrs {
674 DCB_FEATCFG_ATTR_UNDEFINED,
675 DCB_FEATCFG_ATTR_ALL,
676 DCB_FEATCFG_ATTR_PG,
677 DCB_FEATCFG_ATTR_PFC,
678 DCB_FEATCFG_ATTR_APP,
679
680 __DCB_FEATCFG_ATTR_ENUM_MAX,
681 DCB_FEATCFG_ATTR_MAX = __DCB_FEATCFG_ATTR_ENUM_MAX - 1,
682};
683
Alexander Duyck2f90b862008-11-20 20:52:10 -0800684#endif /* __LINUX_DCBNL_H__ */