| /* |
| * Copyright (c) 2008-2011, Intel Corporation. |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms and conditions of the GNU General Public License, |
| * version 2, as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| * more details. |
| * |
| * You should have received a copy of the GNU General Public License along with |
| * this program; if not, write to the Free Software Foundation, Inc., 59 Temple |
| * Place - Suite 330, Boston, MA 02111-1307 USA. |
| * |
| * Author: Lucy Liu <lucy.liu@intel.com> |
| */ |
| |
| #ifndef __LINUX_DCBNL_H__ |
| #define __LINUX_DCBNL_H__ |
| |
| #include <linux/types.h> |
| |
| /* IEEE 802.1Qaz std supported values */ |
| #define IEEE_8021QAZ_MAX_TCS 8 |
| |
| #define IEEE_8021QAZ_TSA_STRICT 0 |
| #define IEEE_8021QAZ_TSA_CB_SHAPER 1 |
| #define IEEE_8021QAZ_TSA_ETS 2 |
| #define IEEE_8021QAZ_TSA_VENDOR 255 |
| |
| /* This structure contains the IEEE 802.1Qaz ETS managed object |
| * |
| * @willing: willing bit in ETS configuration TLV |
| * @ets_cap: indicates supported capacity of ets feature |
| * @cbs: credit based shaper ets algorithm supported |
| * @tc_tx_bw: tc tx bandwidth indexed by traffic class |
| * @tc_rx_bw: tc rx bandwidth indexed by traffic class |
| * @tc_tsa: TSA Assignment table, indexed by traffic class |
| * @prio_tc: priority assignment table mapping 8021Qp to traffic class |
| * @tc_reco_bw: recommended tc bandwidth indexed by traffic class for TLV |
| * @tc_reco_tsa: recommended tc bandwidth indexed by traffic class for TLV |
| * @reco_prio_tc: recommended tc tx bandwidth indexed by traffic class for TLV |
| * |
| * Recommended values are used to set fields in the ETS recommendation TLV |
| * with hardware offloaded LLDP. |
| * |
| * ---- |
| * TSA Assignment 8 bit identifiers |
| * 0 strict priority |
| * 1 credit-based shaper |
| * 2 enhanced transmission selection |
| * 3-254 reserved |
| * 255 vendor specific |
| */ |
| struct ieee_ets { |
| __u8 willing; |
| __u8 ets_cap; |
| __u8 cbs; |
| __u8 tc_tx_bw[IEEE_8021QAZ_MAX_TCS]; |
| __u8 tc_rx_bw[IEEE_8021QAZ_MAX_TCS]; |
| __u8 tc_tsa[IEEE_8021QAZ_MAX_TCS]; |
| __u8 prio_tc[IEEE_8021QAZ_MAX_TCS]; |
| __u8 tc_reco_bw[IEEE_8021QAZ_MAX_TCS]; |
| __u8 tc_reco_tsa[IEEE_8021QAZ_MAX_TCS]; |
| __u8 reco_prio_tc[IEEE_8021QAZ_MAX_TCS]; |
| }; |
| |
| /* This structure contains rate limit extension to the IEEE 802.1Qaz ETS |
| * managed object. |
| * Values are 64 bits long and specified in Kbps to enable usage over both |
| * slow and very fast networks. |
| * |
| * @tc_maxrate: maximal tc tx bandwidth indexed by traffic class |
| */ |
| struct ieee_maxrate { |
| __u64 tc_maxrate[IEEE_8021QAZ_MAX_TCS]; |
| }; |
| |
| enum dcbnl_cndd_states { |
| DCB_CNDD_RESET = 0, |
| DCB_CNDD_EDGE, |
| DCB_CNDD_INTERIOR, |
| DCB_CNDD_INTERIOR_READY, |
| }; |
| |
| /* This structure contains the IEEE 802.1Qau QCN managed object. |
| * |
| *@rpg_enable: enable QCN RP |
| *@rppp_max_rps: maximum number of RPs allowed for this CNPV on this port |
| *@rpg_time_reset: time between rate increases if no CNMs received. |
| * given in u-seconds |
| *@rpg_byte_reset: transmitted data between rate increases if no CNMs received. |
| * given in Bytes |
| *@rpg_threshold: The number of times rpByteStage or rpTimeStage can count |
| * before RP rate control state machine advances states |
| *@rpg_max_rate: the maxinun rate, in Mbits per second, |
| * at which an RP can transmit |
| *@rpg_ai_rate: The rate, in Mbits per second, |
| * used to increase rpTargetRate in the RPR_ACTIVE_INCREASE |
| *@rpg_hai_rate: The rate, in Mbits per second, |
| * used to increase rpTargetRate in the RPR_HYPER_INCREASE state |
| *@rpg_gd: Upon CNM receive, flow rate is limited to (Fb/Gd)*CurrentRate. |
| * rpgGd is given as log2(Gd), where Gd may only be powers of 2 |
| *@rpg_min_dec_fac: The minimum factor by which the current transmit rate |
| * can be changed by reception of a CNM. |
| * value is given as percentage (1-100) |
| *@rpg_min_rate: The minimum value, in bits per second, for rate to limit |
| *@cndd_state_machine: The state of the congestion notification domain |
| * defense state machine, as defined by IEEE 802.3Qau |
| * section 32.1.1. In the interior ready state, |
| * the QCN capable hardware may add CN-TAG TLV to the |
| * outgoing traffic, to specifically identify outgoing |
| * flows. |
| */ |
| |
| struct ieee_qcn { |
| __u8 rpg_enable[IEEE_8021QAZ_MAX_TCS]; |
| __u32 rppp_max_rps[IEEE_8021QAZ_MAX_TCS]; |
| __u32 rpg_time_reset[IEEE_8021QAZ_MAX_TCS]; |
| __u32 rpg_byte_reset[IEEE_8021QAZ_MAX_TCS]; |
| __u32 rpg_threshold[IEEE_8021QAZ_MAX_TCS]; |
| __u32 rpg_max_rate[IEEE_8021QAZ_MAX_TCS]; |
| __u32 rpg_ai_rate[IEEE_8021QAZ_MAX_TCS]; |
| __u32 rpg_hai_rate[IEEE_8021QAZ_MAX_TCS]; |
| __u32 rpg_gd[IEEE_8021QAZ_MAX_TCS]; |
| __u32 rpg_min_dec_fac[IEEE_8021QAZ_MAX_TCS]; |
| __u32 rpg_min_rate[IEEE_8021QAZ_MAX_TCS]; |
| __u32 cndd_state_machine[IEEE_8021QAZ_MAX_TCS]; |
| }; |
| |
| /* This structure contains the IEEE 802.1Qau QCN statistics. |
| * |
| *@rppp_rp_centiseconds: the number of RP-centiseconds accumulated |
| * by RPs at this priority level on this Port |
| *@rppp_created_rps: number of active RPs(flows) that react to CNMs |
| */ |
| |
| struct ieee_qcn_stats { |
| __u64 rppp_rp_centiseconds[IEEE_8021QAZ_MAX_TCS]; |
| __u32 rppp_created_rps[IEEE_8021QAZ_MAX_TCS]; |
| }; |
| |
| /* This structure contains the IEEE 802.1Qaz PFC managed object |
| * |
| * @pfc_cap: Indicates the number of traffic classes on the local device |
| * that may simultaneously have PFC enabled. |
| * @pfc_en: bitmap indicating pfc enabled traffic classes |
| * @mbc: enable macsec bypass capability |
| * @delay: the allowance made for a round-trip propagation delay of the |
| * link in bits. |
| * @requests: count of the sent pfc frames |
| * @indications: count of the received pfc frames |
| */ |
| struct ieee_pfc { |
| __u8 pfc_cap; |
| __u8 pfc_en; |
| __u8 mbc; |
| __u16 delay; |
| __u64 requests[IEEE_8021QAZ_MAX_TCS]; |
| __u64 indications[IEEE_8021QAZ_MAX_TCS]; |
| }; |
| |
| /* CEE DCBX std supported values */ |
| #define CEE_DCBX_MAX_PGS 8 |
| #define CEE_DCBX_MAX_PRIO 8 |
| |
| /** |
| * struct cee_pg - CEE Priority-Group managed object |
| * |
| * @willing: willing bit in the PG tlv |
| * @error: error bit in the PG tlv |
| * @pg_en: enable bit of the PG feature |
| * @tcs_supported: number of traffic classes supported |
| * @pg_bw: bandwidth percentage for each priority group |
| * @prio_pg: priority to PG mapping indexed by priority |
| */ |
| struct cee_pg { |
| __u8 willing; |
| __u8 error; |
| __u8 pg_en; |
| __u8 tcs_supported; |
| __u8 pg_bw[CEE_DCBX_MAX_PGS]; |
| __u8 prio_pg[CEE_DCBX_MAX_PGS]; |
| }; |
| |
| /** |
| * struct cee_pfc - CEE PFC managed object |
| * |
| * @willing: willing bit in the PFC tlv |
| * @error: error bit in the PFC tlv |
| * @pfc_en: bitmap indicating pfc enabled traffic classes |
| * @tcs_supported: number of traffic classes supported |
| */ |
| struct cee_pfc { |
| __u8 willing; |
| __u8 error; |
| __u8 pfc_en; |
| __u8 tcs_supported; |
| }; |
| |
| /* IEEE 802.1Qaz std supported values */ |
| #define IEEE_8021QAZ_APP_SEL_ETHERTYPE 1 |
| #define IEEE_8021QAZ_APP_SEL_STREAM 2 |
| #define IEEE_8021QAZ_APP_SEL_DGRAM 3 |
| #define IEEE_8021QAZ_APP_SEL_ANY 4 |
| |
| /* This structure contains the IEEE 802.1Qaz APP managed object. This |
| * object is also used for the CEE std as well. |
| * |
| * @selector: protocol identifier type |
| * @protocol: protocol of type indicated |
| * @priority: 3-bit unsigned integer indicating priority for IEEE |
| * 8-bit 802.1p user priority bitmap for CEE |
| * |
| * ---- |
| * Selector field values for IEEE 802.1Qaz |
| * 0 Reserved |
| * 1 Ethertype |
| * 2 Well known port number over TCP or SCTP |
| * 3 Well known port number over UDP or DCCP |
| * 4 Well known port number over TCP, SCTP, UDP, or DCCP |
| * 5-7 Reserved |
| * |
| * Selector field values for CEE |
| * 0 Ethertype |
| * 1 Well known port number over TCP or UDP |
| * 2-3 Reserved |
| */ |
| struct dcb_app { |
| __u8 selector; |
| __u8 priority; |
| __u16 protocol; |
| }; |
| |
| /** |
| * struct dcb_peer_app_info - APP feature information sent by the peer |
| * |
| * @willing: willing bit in the peer APP tlv |
| * @error: error bit in the peer APP tlv |
| * |
| * In addition to this information the full peer APP tlv also contains |
| * a table of 'app_count' APP objects defined above. |
| */ |
| struct dcb_peer_app_info { |
| __u8 willing; |
| __u8 error; |
| }; |
| |
| struct dcbmsg { |
| __u8 dcb_family; |
| __u8 cmd; |
| __u16 dcb_pad; |
| }; |
| |
| /** |
| * enum dcbnl_commands - supported DCB commands |
| * |
| * @DCB_CMD_UNDEFINED: unspecified command to catch errors |
| * @DCB_CMD_GSTATE: request the state of DCB in the device |
| * @DCB_CMD_SSTATE: set the state of DCB in the device |
| * @DCB_CMD_PGTX_GCFG: request the priority group configuration for Tx |
| * @DCB_CMD_PGTX_SCFG: set the priority group configuration for Tx |
| * @DCB_CMD_PGRX_GCFG: request the priority group configuration for Rx |
| * @DCB_CMD_PGRX_SCFG: set the priority group configuration for Rx |
| * @DCB_CMD_PFC_GCFG: request the priority flow control configuration |
| * @DCB_CMD_PFC_SCFG: set the priority flow control configuration |
| * @DCB_CMD_SET_ALL: apply all changes to the underlying device |
| * @DCB_CMD_GPERM_HWADDR: get the permanent MAC address of the underlying |
| * device. Only useful when using bonding. |
| * @DCB_CMD_GCAP: request the DCB capabilities of the device |
| * @DCB_CMD_GNUMTCS: get the number of traffic classes currently supported |
| * @DCB_CMD_SNUMTCS: set the number of traffic classes |
| * @DCB_CMD_GBCN: set backward congestion notification configuration |
| * @DCB_CMD_SBCN: get backward congestion notification configration. |
| * @DCB_CMD_GAPP: get application protocol configuration |
| * @DCB_CMD_SAPP: set application protocol configuration |
| * @DCB_CMD_IEEE_SET: set IEEE 802.1Qaz configuration |
| * @DCB_CMD_IEEE_GET: get IEEE 802.1Qaz configuration |
| * @DCB_CMD_GDCBX: get DCBX engine configuration |
| * @DCB_CMD_SDCBX: set DCBX engine configuration |
| * @DCB_CMD_GFEATCFG: get DCBX features flags |
| * @DCB_CMD_SFEATCFG: set DCBX features negotiation flags |
| * @DCB_CMD_CEE_GET: get CEE aggregated configuration |
| * @DCB_CMD_IEEE_DEL: delete IEEE 802.1Qaz configuration |
| */ |
| enum dcbnl_commands { |
| DCB_CMD_UNDEFINED, |
| |
| DCB_CMD_GSTATE, |
| DCB_CMD_SSTATE, |
| |
| DCB_CMD_PGTX_GCFG, |
| DCB_CMD_PGTX_SCFG, |
| DCB_CMD_PGRX_GCFG, |
| DCB_CMD_PGRX_SCFG, |
| |
| DCB_CMD_PFC_GCFG, |
| DCB_CMD_PFC_SCFG, |
| |
| DCB_CMD_SET_ALL, |
| |
| DCB_CMD_GPERM_HWADDR, |
| |
| DCB_CMD_GCAP, |
| |
| DCB_CMD_GNUMTCS, |
| DCB_CMD_SNUMTCS, |
| |
| DCB_CMD_PFC_GSTATE, |
| DCB_CMD_PFC_SSTATE, |
| |
| DCB_CMD_BCN_GCFG, |
| DCB_CMD_BCN_SCFG, |
| |
| DCB_CMD_GAPP, |
| DCB_CMD_SAPP, |
| |
| DCB_CMD_IEEE_SET, |
| DCB_CMD_IEEE_GET, |
| |
| DCB_CMD_GDCBX, |
| DCB_CMD_SDCBX, |
| |
| DCB_CMD_GFEATCFG, |
| DCB_CMD_SFEATCFG, |
| |
| DCB_CMD_CEE_GET, |
| DCB_CMD_IEEE_DEL, |
| |
| __DCB_CMD_ENUM_MAX, |
| DCB_CMD_MAX = __DCB_CMD_ENUM_MAX - 1, |
| }; |
| |
| /** |
| * enum dcbnl_attrs - DCB top-level netlink attributes |
| * |
| * @DCB_ATTR_UNDEFINED: unspecified attribute to catch errors |
| * @DCB_ATTR_IFNAME: interface name of the underlying device (NLA_STRING) |
| * @DCB_ATTR_STATE: enable state of DCB in the device (NLA_U8) |
| * @DCB_ATTR_PFC_STATE: enable state of PFC in the device (NLA_U8) |
| * @DCB_ATTR_PFC_CFG: priority flow control configuration (NLA_NESTED) |
| * @DCB_ATTR_NUM_TC: number of traffic classes supported in the device (NLA_U8) |
| * @DCB_ATTR_PG_CFG: priority group configuration (NLA_NESTED) |
| * @DCB_ATTR_SET_ALL: bool to commit changes to hardware or not (NLA_U8) |
| * @DCB_ATTR_PERM_HWADDR: MAC address of the physical device (NLA_NESTED) |
| * @DCB_ATTR_CAP: DCB capabilities of the device (NLA_NESTED) |
| * @DCB_ATTR_NUMTCS: number of traffic classes supported (NLA_NESTED) |
| * @DCB_ATTR_BCN: backward congestion notification configuration (NLA_NESTED) |
| * @DCB_ATTR_IEEE: IEEE 802.1Qaz supported attributes (NLA_NESTED) |
| * @DCB_ATTR_DCBX: DCBX engine configuration in the device (NLA_U8) |
| * @DCB_ATTR_FEATCFG: DCBX features flags (NLA_NESTED) |
| * @DCB_ATTR_CEE: CEE std supported attributes (NLA_NESTED) |
| */ |
| enum dcbnl_attrs { |
| DCB_ATTR_UNDEFINED, |
| |
| DCB_ATTR_IFNAME, |
| DCB_ATTR_STATE, |
| DCB_ATTR_PFC_STATE, |
| DCB_ATTR_PFC_CFG, |
| DCB_ATTR_NUM_TC, |
| DCB_ATTR_PG_CFG, |
| DCB_ATTR_SET_ALL, |
| DCB_ATTR_PERM_HWADDR, |
| DCB_ATTR_CAP, |
| DCB_ATTR_NUMTCS, |
| DCB_ATTR_BCN, |
| DCB_ATTR_APP, |
| |
| /* IEEE std attributes */ |
| DCB_ATTR_IEEE, |
| |
| DCB_ATTR_DCBX, |
| DCB_ATTR_FEATCFG, |
| |
| /* CEE nested attributes */ |
| DCB_ATTR_CEE, |
| |
| __DCB_ATTR_ENUM_MAX, |
| DCB_ATTR_MAX = __DCB_ATTR_ENUM_MAX - 1, |
| }; |
| |
| /** |
| * enum ieee_attrs - IEEE 802.1Qaz get/set attributes |
| * |
| * @DCB_ATTR_IEEE_UNSPEC: unspecified |
| * @DCB_ATTR_IEEE_ETS: negotiated ETS configuration |
| * @DCB_ATTR_IEEE_PFC: negotiated PFC configuration |
| * @DCB_ATTR_IEEE_APP_TABLE: negotiated APP configuration |
| * @DCB_ATTR_IEEE_PEER_ETS: peer ETS configuration - get only |
| * @DCB_ATTR_IEEE_PEER_PFC: peer PFC configuration - get only |
| * @DCB_ATTR_IEEE_PEER_APP: peer APP tlv - get only |
| */ |
| enum ieee_attrs { |
| DCB_ATTR_IEEE_UNSPEC, |
| DCB_ATTR_IEEE_ETS, |
| DCB_ATTR_IEEE_PFC, |
| DCB_ATTR_IEEE_APP_TABLE, |
| DCB_ATTR_IEEE_PEER_ETS, |
| DCB_ATTR_IEEE_PEER_PFC, |
| DCB_ATTR_IEEE_PEER_APP, |
| DCB_ATTR_IEEE_MAXRATE, |
| DCB_ATTR_IEEE_QCN, |
| DCB_ATTR_IEEE_QCN_STATS, |
| __DCB_ATTR_IEEE_MAX |
| }; |
| #define DCB_ATTR_IEEE_MAX (__DCB_ATTR_IEEE_MAX - 1) |
| |
| enum ieee_attrs_app { |
| DCB_ATTR_IEEE_APP_UNSPEC, |
| DCB_ATTR_IEEE_APP, |
| __DCB_ATTR_IEEE_APP_MAX |
| }; |
| #define DCB_ATTR_IEEE_APP_MAX (__DCB_ATTR_IEEE_APP_MAX - 1) |
| |
| /** |
| * enum cee_attrs - CEE DCBX get attributes. |
| * |
| * @DCB_ATTR_CEE_UNSPEC: unspecified |
| * @DCB_ATTR_CEE_PEER_PG: peer PG configuration - get only |
| * @DCB_ATTR_CEE_PEER_PFC: peer PFC configuration - get only |
| * @DCB_ATTR_CEE_PEER_APP_TABLE: peer APP tlv - get only |
| * @DCB_ATTR_CEE_TX_PG: TX PG configuration (DCB_CMD_PGTX_GCFG) |
| * @DCB_ATTR_CEE_RX_PG: RX PG configuration (DCB_CMD_PGRX_GCFG) |
| * @DCB_ATTR_CEE_PFC: PFC configuration (DCB_CMD_PFC_GCFG) |
| * @DCB_ATTR_CEE_APP_TABLE: APP configuration (multi DCB_CMD_GAPP) |
| * @DCB_ATTR_CEE_FEAT: DCBX features flags (DCB_CMD_GFEATCFG) |
| * |
| * An aggregated collection of the cee std negotiated parameters. |
| */ |
| enum cee_attrs { |
| DCB_ATTR_CEE_UNSPEC, |
| DCB_ATTR_CEE_PEER_PG, |
| DCB_ATTR_CEE_PEER_PFC, |
| DCB_ATTR_CEE_PEER_APP_TABLE, |
| DCB_ATTR_CEE_TX_PG, |
| DCB_ATTR_CEE_RX_PG, |
| DCB_ATTR_CEE_PFC, |
| DCB_ATTR_CEE_APP_TABLE, |
| DCB_ATTR_CEE_FEAT, |
| __DCB_ATTR_CEE_MAX |
| }; |
| #define DCB_ATTR_CEE_MAX (__DCB_ATTR_CEE_MAX - 1) |
| |
| enum peer_app_attr { |
| DCB_ATTR_CEE_PEER_APP_UNSPEC, |
| DCB_ATTR_CEE_PEER_APP_INFO, |
| DCB_ATTR_CEE_PEER_APP, |
| __DCB_ATTR_CEE_PEER_APP_MAX |
| }; |
| #define DCB_ATTR_CEE_PEER_APP_MAX (__DCB_ATTR_CEE_PEER_APP_MAX - 1) |
| |
| enum cee_attrs_app { |
| DCB_ATTR_CEE_APP_UNSPEC, |
| DCB_ATTR_CEE_APP, |
| __DCB_ATTR_CEE_APP_MAX |
| }; |
| #define DCB_ATTR_CEE_APP_MAX (__DCB_ATTR_CEE_APP_MAX - 1) |
| |
| /** |
| * enum dcbnl_pfc_attrs - DCB Priority Flow Control user priority nested attrs |
| * |
| * @DCB_PFC_UP_ATTR_UNDEFINED: unspecified attribute to catch errors |
| * @DCB_PFC_UP_ATTR_0: Priority Flow Control value for User Priority 0 (NLA_U8) |
| * @DCB_PFC_UP_ATTR_1: Priority Flow Control value for User Priority 1 (NLA_U8) |
| * @DCB_PFC_UP_ATTR_2: Priority Flow Control value for User Priority 2 (NLA_U8) |
| * @DCB_PFC_UP_ATTR_3: Priority Flow Control value for User Priority 3 (NLA_U8) |
| * @DCB_PFC_UP_ATTR_4: Priority Flow Control value for User Priority 4 (NLA_U8) |
| * @DCB_PFC_UP_ATTR_5: Priority Flow Control value for User Priority 5 (NLA_U8) |
| * @DCB_PFC_UP_ATTR_6: Priority Flow Control value for User Priority 6 (NLA_U8) |
| * @DCB_PFC_UP_ATTR_7: Priority Flow Control value for User Priority 7 (NLA_U8) |
| * @DCB_PFC_UP_ATTR_MAX: highest attribute number currently defined |
| * @DCB_PFC_UP_ATTR_ALL: apply to all priority flow control attrs (NLA_FLAG) |
| * |
| */ |
| enum dcbnl_pfc_up_attrs { |
| DCB_PFC_UP_ATTR_UNDEFINED, |
| |
| DCB_PFC_UP_ATTR_0, |
| DCB_PFC_UP_ATTR_1, |
| DCB_PFC_UP_ATTR_2, |
| DCB_PFC_UP_ATTR_3, |
| DCB_PFC_UP_ATTR_4, |
| DCB_PFC_UP_ATTR_5, |
| DCB_PFC_UP_ATTR_6, |
| DCB_PFC_UP_ATTR_7, |
| DCB_PFC_UP_ATTR_ALL, |
| |
| __DCB_PFC_UP_ATTR_ENUM_MAX, |
| DCB_PFC_UP_ATTR_MAX = __DCB_PFC_UP_ATTR_ENUM_MAX - 1, |
| }; |
| |
| /** |
| * enum dcbnl_pg_attrs - DCB Priority Group attributes |
| * |
| * @DCB_PG_ATTR_UNDEFINED: unspecified attribute to catch errors |
| * @DCB_PG_ATTR_TC_0: Priority Group Traffic Class 0 configuration (NLA_NESTED) |
| * @DCB_PG_ATTR_TC_1: Priority Group Traffic Class 1 configuration (NLA_NESTED) |
| * @DCB_PG_ATTR_TC_2: Priority Group Traffic Class 2 configuration (NLA_NESTED) |
| * @DCB_PG_ATTR_TC_3: Priority Group Traffic Class 3 configuration (NLA_NESTED) |
| * @DCB_PG_ATTR_TC_4: Priority Group Traffic Class 4 configuration (NLA_NESTED) |
| * @DCB_PG_ATTR_TC_5: Priority Group Traffic Class 5 configuration (NLA_NESTED) |
| * @DCB_PG_ATTR_TC_6: Priority Group Traffic Class 6 configuration (NLA_NESTED) |
| * @DCB_PG_ATTR_TC_7: Priority Group Traffic Class 7 configuration (NLA_NESTED) |
| * @DCB_PG_ATTR_TC_MAX: highest attribute number currently defined |
| * @DCB_PG_ATTR_TC_ALL: apply to all traffic classes (NLA_NESTED) |
| * @DCB_PG_ATTR_BW_ID_0: Percent of link bandwidth for Priority Group 0 (NLA_U8) |
| * @DCB_PG_ATTR_BW_ID_1: Percent of link bandwidth for Priority Group 1 (NLA_U8) |
| * @DCB_PG_ATTR_BW_ID_2: Percent of link bandwidth for Priority Group 2 (NLA_U8) |
| * @DCB_PG_ATTR_BW_ID_3: Percent of link bandwidth for Priority Group 3 (NLA_U8) |
| * @DCB_PG_ATTR_BW_ID_4: Percent of link bandwidth for Priority Group 4 (NLA_U8) |
| * @DCB_PG_ATTR_BW_ID_5: Percent of link bandwidth for Priority Group 5 (NLA_U8) |
| * @DCB_PG_ATTR_BW_ID_6: Percent of link bandwidth for Priority Group 6 (NLA_U8) |
| * @DCB_PG_ATTR_BW_ID_7: Percent of link bandwidth for Priority Group 7 (NLA_U8) |
| * @DCB_PG_ATTR_BW_ID_MAX: highest attribute number currently defined |
| * @DCB_PG_ATTR_BW_ID_ALL: apply to all priority groups (NLA_FLAG) |
| * |
| */ |
| enum dcbnl_pg_attrs { |
| DCB_PG_ATTR_UNDEFINED, |
| |
| DCB_PG_ATTR_TC_0, |
| DCB_PG_ATTR_TC_1, |
| DCB_PG_ATTR_TC_2, |
| DCB_PG_ATTR_TC_3, |
| DCB_PG_ATTR_TC_4, |
| DCB_PG_ATTR_TC_5, |
| DCB_PG_ATTR_TC_6, |
| DCB_PG_ATTR_TC_7, |
| DCB_PG_ATTR_TC_MAX, |
| DCB_PG_ATTR_TC_ALL, |
| |
| DCB_PG_ATTR_BW_ID_0, |
| DCB_PG_ATTR_BW_ID_1, |
| DCB_PG_ATTR_BW_ID_2, |
| DCB_PG_ATTR_BW_ID_3, |
| DCB_PG_ATTR_BW_ID_4, |
| DCB_PG_ATTR_BW_ID_5, |
| DCB_PG_ATTR_BW_ID_6, |
| DCB_PG_ATTR_BW_ID_7, |
| DCB_PG_ATTR_BW_ID_MAX, |
| DCB_PG_ATTR_BW_ID_ALL, |
| |
| __DCB_PG_ATTR_ENUM_MAX, |
| DCB_PG_ATTR_MAX = __DCB_PG_ATTR_ENUM_MAX - 1, |
| }; |
| |
| /** |
| * enum dcbnl_tc_attrs - DCB Traffic Class attributes |
| * |
| * @DCB_TC_ATTR_PARAM_UNDEFINED: unspecified attribute to catch errors |
| * @DCB_TC_ATTR_PARAM_PGID: (NLA_U8) Priority group the traffic class belongs to |
| * Valid values are: 0-7 |
| * @DCB_TC_ATTR_PARAM_UP_MAPPING: (NLA_U8) Traffic class to user priority map |
| * Some devices may not support changing the |
| * user priority map of a TC. |
| * @DCB_TC_ATTR_PARAM_STRICT_PRIO: (NLA_U8) Strict priority setting |
| * 0 - none |
| * 1 - group strict |
| * 2 - link strict |
| * @DCB_TC_ATTR_PARAM_BW_PCT: optional - (NLA_U8) If supported by the device and |
| * not configured to use link strict priority, |
| * this is the percentage of bandwidth of the |
| * priority group this traffic class belongs to |
| * @DCB_TC_ATTR_PARAM_ALL: (NLA_FLAG) all traffic class parameters |
| * |
| */ |
| enum dcbnl_tc_attrs { |
| DCB_TC_ATTR_PARAM_UNDEFINED, |
| |
| DCB_TC_ATTR_PARAM_PGID, |
| DCB_TC_ATTR_PARAM_UP_MAPPING, |
| DCB_TC_ATTR_PARAM_STRICT_PRIO, |
| DCB_TC_ATTR_PARAM_BW_PCT, |
| DCB_TC_ATTR_PARAM_ALL, |
| |
| __DCB_TC_ATTR_PARAM_ENUM_MAX, |
| DCB_TC_ATTR_PARAM_MAX = __DCB_TC_ATTR_PARAM_ENUM_MAX - 1, |
| }; |
| |
| /** |
| * enum dcbnl_cap_attrs - DCB Capability attributes |
| * |
| * @DCB_CAP_ATTR_UNDEFINED: unspecified attribute to catch errors |
| * @DCB_CAP_ATTR_ALL: (NLA_FLAG) all capability parameters |
| * @DCB_CAP_ATTR_PG: (NLA_U8) device supports Priority Groups |
| * @DCB_CAP_ATTR_PFC: (NLA_U8) device supports Priority Flow Control |
| * @DCB_CAP_ATTR_UP2TC: (NLA_U8) device supports user priority to |
| * traffic class mapping |
| * @DCB_CAP_ATTR_PG_TCS: (NLA_U8) bitmap where each bit represents a |
| * number of traffic classes the device |
| * can be configured to use for Priority Groups |
| * @DCB_CAP_ATTR_PFC_TCS: (NLA_U8) bitmap where each bit represents a |
| * number of traffic classes the device can be |
| * configured to use for Priority Flow Control |
| * @DCB_CAP_ATTR_GSP: (NLA_U8) device supports group strict priority |
| * @DCB_CAP_ATTR_BCN: (NLA_U8) device supports Backwards Congestion |
| * Notification |
| * @DCB_CAP_ATTR_DCBX: (NLA_U8) device supports DCBX engine |
| * |
| */ |
| enum dcbnl_cap_attrs { |
| DCB_CAP_ATTR_UNDEFINED, |
| DCB_CAP_ATTR_ALL, |
| DCB_CAP_ATTR_PG, |
| DCB_CAP_ATTR_PFC, |
| DCB_CAP_ATTR_UP2TC, |
| DCB_CAP_ATTR_PG_TCS, |
| DCB_CAP_ATTR_PFC_TCS, |
| DCB_CAP_ATTR_GSP, |
| DCB_CAP_ATTR_BCN, |
| DCB_CAP_ATTR_DCBX, |
| |
| __DCB_CAP_ATTR_ENUM_MAX, |
| DCB_CAP_ATTR_MAX = __DCB_CAP_ATTR_ENUM_MAX - 1, |
| }; |
| |
| /** |
| * DCBX capability flags |
| * |
| * @DCB_CAP_DCBX_HOST: DCBX negotiation is performed by the host LLDP agent. |
| * 'set' routines are used to configure the device with |
| * the negotiated parameters |
| * |
| * @DCB_CAP_DCBX_LLD_MANAGED: DCBX negotiation is not performed in the host but |
| * by another entity |
| * 'get' routines are used to retrieve the |
| * negotiated parameters |
| * 'set' routines can be used to set the initial |
| * negotiation configuration |
| * |
| * @DCB_CAP_DCBX_VER_CEE: for a non-host DCBX engine, indicates the engine |
| * supports the CEE protocol flavor |
| * |
| * @DCB_CAP_DCBX_VER_IEEE: for a non-host DCBX engine, indicates the engine |
| * supports the IEEE protocol flavor |
| * |
| * @DCB_CAP_DCBX_STATIC: for a non-host DCBX engine, indicates the engine |
| * supports static configuration (i.e no actual |
| * negotiation is performed negotiated parameters equal |
| * the initial configuration) |
| * |
| */ |
| #define DCB_CAP_DCBX_HOST 0x01 |
| #define DCB_CAP_DCBX_LLD_MANAGED 0x02 |
| #define DCB_CAP_DCBX_VER_CEE 0x04 |
| #define DCB_CAP_DCBX_VER_IEEE 0x08 |
| #define DCB_CAP_DCBX_STATIC 0x10 |
| |
| /** |
| * enum dcbnl_numtcs_attrs - number of traffic classes |
| * |
| * @DCB_NUMTCS_ATTR_UNDEFINED: unspecified attribute to catch errors |
| * @DCB_NUMTCS_ATTR_ALL: (NLA_FLAG) all traffic class attributes |
| * @DCB_NUMTCS_ATTR_PG: (NLA_U8) number of traffic classes used for |
| * priority groups |
| * @DCB_NUMTCS_ATTR_PFC: (NLA_U8) number of traffic classes which can |
| * support priority flow control |
| */ |
| enum dcbnl_numtcs_attrs { |
| DCB_NUMTCS_ATTR_UNDEFINED, |
| DCB_NUMTCS_ATTR_ALL, |
| DCB_NUMTCS_ATTR_PG, |
| DCB_NUMTCS_ATTR_PFC, |
| |
| __DCB_NUMTCS_ATTR_ENUM_MAX, |
| DCB_NUMTCS_ATTR_MAX = __DCB_NUMTCS_ATTR_ENUM_MAX - 1, |
| }; |
| |
| enum dcbnl_bcn_attrs{ |
| DCB_BCN_ATTR_UNDEFINED = 0, |
| |
| DCB_BCN_ATTR_RP_0, |
| DCB_BCN_ATTR_RP_1, |
| DCB_BCN_ATTR_RP_2, |
| DCB_BCN_ATTR_RP_3, |
| DCB_BCN_ATTR_RP_4, |
| DCB_BCN_ATTR_RP_5, |
| DCB_BCN_ATTR_RP_6, |
| DCB_BCN_ATTR_RP_7, |
| DCB_BCN_ATTR_RP_ALL, |
| |
| DCB_BCN_ATTR_BCNA_0, |
| DCB_BCN_ATTR_BCNA_1, |
| DCB_BCN_ATTR_ALPHA, |
| DCB_BCN_ATTR_BETA, |
| DCB_BCN_ATTR_GD, |
| DCB_BCN_ATTR_GI, |
| DCB_BCN_ATTR_TMAX, |
| DCB_BCN_ATTR_TD, |
| DCB_BCN_ATTR_RMIN, |
| DCB_BCN_ATTR_W, |
| DCB_BCN_ATTR_RD, |
| DCB_BCN_ATTR_RU, |
| DCB_BCN_ATTR_WRTT, |
| DCB_BCN_ATTR_RI, |
| DCB_BCN_ATTR_C, |
| DCB_BCN_ATTR_ALL, |
| |
| __DCB_BCN_ATTR_ENUM_MAX, |
| DCB_BCN_ATTR_MAX = __DCB_BCN_ATTR_ENUM_MAX - 1, |
| }; |
| |
| /** |
| * enum dcb_general_attr_values - general DCB attribute values |
| * |
| * @DCB_ATTR_UNDEFINED: value used to indicate an attribute is not supported |
| * |
| */ |
| enum dcb_general_attr_values { |
| DCB_ATTR_VALUE_UNDEFINED = 0xff |
| }; |
| |
| #define DCB_APP_IDTYPE_ETHTYPE 0x00 |
| #define DCB_APP_IDTYPE_PORTNUM 0x01 |
| enum dcbnl_app_attrs { |
| DCB_APP_ATTR_UNDEFINED, |
| |
| DCB_APP_ATTR_IDTYPE, |
| DCB_APP_ATTR_ID, |
| DCB_APP_ATTR_PRIORITY, |
| |
| __DCB_APP_ATTR_ENUM_MAX, |
| DCB_APP_ATTR_MAX = __DCB_APP_ATTR_ENUM_MAX - 1, |
| }; |
| |
| /** |
| * enum dcbnl_featcfg_attrs - features conifiguration flags |
| * |
| * @DCB_FEATCFG_ATTR_UNDEFINED: unspecified attribute to catch errors |
| * @DCB_FEATCFG_ATTR_ALL: (NLA_FLAG) all features configuration attributes |
| * @DCB_FEATCFG_ATTR_PG: (NLA_U8) configuration flags for priority groups |
| * @DCB_FEATCFG_ATTR_PFC: (NLA_U8) configuration flags for priority |
| * flow control |
| * @DCB_FEATCFG_ATTR_APP: (NLA_U8) configuration flags for application TLV |
| * |
| */ |
| #define DCB_FEATCFG_ERROR 0x01 /* error in feature resolution */ |
| #define DCB_FEATCFG_ENABLE 0x02 /* enable feature */ |
| #define DCB_FEATCFG_WILLING 0x04 /* feature is willing */ |
| #define DCB_FEATCFG_ADVERTISE 0x08 /* advertise feature */ |
| enum dcbnl_featcfg_attrs { |
| DCB_FEATCFG_ATTR_UNDEFINED, |
| DCB_FEATCFG_ATTR_ALL, |
| DCB_FEATCFG_ATTR_PG, |
| DCB_FEATCFG_ATTR_PFC, |
| DCB_FEATCFG_ATTR_APP, |
| |
| __DCB_FEATCFG_ATTR_ENUM_MAX, |
| DCB_FEATCFG_ATTR_MAX = __DCB_FEATCFG_ATTR_ENUM_MAX - 1, |
| }; |
| |
| #endif /* __LINUX_DCBNL_H__ */ |
