include/linux/dcbnl.h

   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  */
  52 struct 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  */
  76 struct 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  */
 102 struct dcb_app {
 103         __u8    selector;
 104         __u32   protocol;
 105         __u8    priority;
 106 };
 107
 108 struct 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  */
 143 enum 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  */
 207 enum 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
 233 enum 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
 242 enum 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  */
 265 enum 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  */
 308 enum 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  */
 357 enum 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  */
 391 enum 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  */
 449 enum 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
 459 enum 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  */
 499 enum 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
 505 enum 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 */
 531 enum 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__ */