2008-11-21 12:52:10 +08:00
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/*
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* Copyright (c) 2008, Intel Corporation.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc., 59 Temple
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* Place - Suite 330, Boston, MA 02111-1307 USA.
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*
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* Author: Lucy Liu <lucy.liu@intel.com>
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*/
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#ifndef __LINUX_DCBNL_H__
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#define __LINUX_DCBNL_H__
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2009-02-27 18:01:36 +08:00
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#include <linux/types.h>
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2008-11-21 12:52:10 +08:00
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struct dcbmsg {
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2009-02-27 18:01:36 +08:00
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__u8 dcb_family;
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2008-11-21 12:52:10 +08:00
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__u8 cmd;
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__u16 dcb_pad;
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};
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/**
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* enum dcbnl_commands - supported DCB commands
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*
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* @DCB_CMD_UNDEFINED: unspecified command to catch errors
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* @DCB_CMD_GSTATE: request the state of DCB in the device
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* @DCB_CMD_SSTATE: set the state of DCB in the device
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* @DCB_CMD_PGTX_GCFG: request the priority group configuration for Tx
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* @DCB_CMD_PGTX_SCFG: set the priority group configuration for Tx
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* @DCB_CMD_PGRX_GCFG: request the priority group configuration for Rx
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* @DCB_CMD_PGRX_SCFG: set the priority group configuration for Rx
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* @DCB_CMD_PFC_GCFG: request the priority flow control configuration
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* @DCB_CMD_PFC_SCFG: set the priority flow control configuration
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* @DCB_CMD_SET_ALL: apply all changes to the underlying device
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* @DCB_CMD_GPERM_HWADDR: get the permanent MAC address of the underlying
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* device. Only useful when using bonding.
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2008-11-21 13:05:08 +08:00
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* @DCB_CMD_GCAP: request the DCB capabilities of the device
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2008-11-21 13:08:19 +08:00
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* @DCB_CMD_GNUMTCS: get the number of traffic classes currently supported
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* @DCB_CMD_SNUMTCS: set the number of traffic classes
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2008-11-21 13:10:23 +08:00
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* @DCB_CMD_GBCN: set backward congestion notification configuration
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* @DCB_CMD_SBCN: get backward congestion notification configration.
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2009-08-31 20:32:34 +08:00
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* @DCB_CMD_GAPP: get application protocol configuration
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* @DCB_CMD_SAPP: set application protocol configuration
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2008-11-21 12:52:10 +08:00
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*/
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enum dcbnl_commands {
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DCB_CMD_UNDEFINED,
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DCB_CMD_GSTATE,
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DCB_CMD_SSTATE,
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DCB_CMD_PGTX_GCFG,
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DCB_CMD_PGTX_SCFG,
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DCB_CMD_PGRX_GCFG,
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DCB_CMD_PGRX_SCFG,
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DCB_CMD_PFC_GCFG,
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DCB_CMD_PFC_SCFG,
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DCB_CMD_SET_ALL,
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2008-11-21 13:10:23 +08:00
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2008-11-21 12:52:10 +08:00
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DCB_CMD_GPERM_HWADDR,
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2008-11-21 13:10:23 +08:00
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2008-11-21 13:05:08 +08:00
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DCB_CMD_GCAP,
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2008-11-21 13:10:23 +08:00
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2008-11-21 13:08:19 +08:00
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DCB_CMD_GNUMTCS,
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DCB_CMD_SNUMTCS,
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2008-11-21 13:10:23 +08:00
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2008-11-21 13:09:23 +08:00
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DCB_CMD_PFC_GSTATE,
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DCB_CMD_PFC_SSTATE,
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2008-11-21 12:52:10 +08:00
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2008-11-21 13:10:23 +08:00
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DCB_CMD_BCN_GCFG,
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DCB_CMD_BCN_SCFG,
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2009-08-31 20:32:34 +08:00
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DCB_CMD_GAPP,
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DCB_CMD_SAPP,
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2008-11-21 12:52:10 +08:00
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__DCB_CMD_ENUM_MAX,
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DCB_CMD_MAX = __DCB_CMD_ENUM_MAX - 1,
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};
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/**
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* enum dcbnl_attrs - DCB top-level netlink attributes
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*
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* @DCB_ATTR_UNDEFINED: unspecified attribute to catch errors
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* @DCB_ATTR_IFNAME: interface name of the underlying device (NLA_STRING)
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* @DCB_ATTR_STATE: enable state of DCB in the device (NLA_U8)
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* @DCB_ATTR_PFC_STATE: enable state of PFC in the device (NLA_U8)
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* @DCB_ATTR_PFC_CFG: priority flow control configuration (NLA_NESTED)
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* @DCB_ATTR_NUM_TC: number of traffic classes supported in the device (NLA_U8)
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* @DCB_ATTR_PG_CFG: priority group configuration (NLA_NESTED)
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* @DCB_ATTR_SET_ALL: bool to commit changes to hardware or not (NLA_U8)
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* @DCB_ATTR_PERM_HWADDR: MAC address of the physical device (NLA_NESTED)
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2008-11-21 13:05:08 +08:00
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* @DCB_ATTR_CAP: DCB capabilities of the device (NLA_NESTED)
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2008-11-21 13:08:19 +08:00
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* @DCB_ATTR_NUMTCS: number of traffic classes supported (NLA_NESTED)
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2008-11-21 13:10:23 +08:00
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* @DCB_ATTR_BCN: backward congestion notification configuration (NLA_NESTED)
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2008-11-21 12:52:10 +08:00
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*/
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enum dcbnl_attrs {
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DCB_ATTR_UNDEFINED,
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DCB_ATTR_IFNAME,
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DCB_ATTR_STATE,
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DCB_ATTR_PFC_STATE,
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DCB_ATTR_PFC_CFG,
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DCB_ATTR_NUM_TC,
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DCB_ATTR_PG_CFG,
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DCB_ATTR_SET_ALL,
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DCB_ATTR_PERM_HWADDR,
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2008-11-21 13:05:08 +08:00
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DCB_ATTR_CAP,
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2008-11-21 13:08:19 +08:00
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DCB_ATTR_NUMTCS,
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2008-11-21 13:10:23 +08:00
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DCB_ATTR_BCN,
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2009-08-31 20:32:34 +08:00
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DCB_ATTR_APP,
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2008-11-21 12:52:10 +08:00
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__DCB_ATTR_ENUM_MAX,
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DCB_ATTR_MAX = __DCB_ATTR_ENUM_MAX - 1,
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};
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/**
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* enum dcbnl_pfc_attrs - DCB Priority Flow Control user priority nested attrs
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*
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* @DCB_PFC_UP_ATTR_UNDEFINED: unspecified attribute to catch errors
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* @DCB_PFC_UP_ATTR_0: Priority Flow Control value for User Priority 0 (NLA_U8)
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* @DCB_PFC_UP_ATTR_1: Priority Flow Control value for User Priority 1 (NLA_U8)
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* @DCB_PFC_UP_ATTR_2: Priority Flow Control value for User Priority 2 (NLA_U8)
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* @DCB_PFC_UP_ATTR_3: Priority Flow Control value for User Priority 3 (NLA_U8)
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* @DCB_PFC_UP_ATTR_4: Priority Flow Control value for User Priority 4 (NLA_U8)
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* @DCB_PFC_UP_ATTR_5: Priority Flow Control value for User Priority 5 (NLA_U8)
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* @DCB_PFC_UP_ATTR_6: Priority Flow Control value for User Priority 6 (NLA_U8)
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* @DCB_PFC_UP_ATTR_7: Priority Flow Control value for User Priority 7 (NLA_U8)
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* @DCB_PFC_UP_ATTR_MAX: highest attribute number currently defined
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* @DCB_PFC_UP_ATTR_ALL: apply to all priority flow control attrs (NLA_FLAG)
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*
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*/
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enum dcbnl_pfc_up_attrs {
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DCB_PFC_UP_ATTR_UNDEFINED,
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DCB_PFC_UP_ATTR_0,
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DCB_PFC_UP_ATTR_1,
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DCB_PFC_UP_ATTR_2,
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DCB_PFC_UP_ATTR_3,
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DCB_PFC_UP_ATTR_4,
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DCB_PFC_UP_ATTR_5,
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DCB_PFC_UP_ATTR_6,
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DCB_PFC_UP_ATTR_7,
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DCB_PFC_UP_ATTR_ALL,
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__DCB_PFC_UP_ATTR_ENUM_MAX,
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DCB_PFC_UP_ATTR_MAX = __DCB_PFC_UP_ATTR_ENUM_MAX - 1,
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};
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/**
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* enum dcbnl_pg_attrs - DCB Priority Group attributes
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*
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* @DCB_PG_ATTR_UNDEFINED: unspecified attribute to catch errors
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* @DCB_PG_ATTR_TC_0: Priority Group Traffic Class 0 configuration (NLA_NESTED)
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* @DCB_PG_ATTR_TC_1: Priority Group Traffic Class 1 configuration (NLA_NESTED)
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* @DCB_PG_ATTR_TC_2: Priority Group Traffic Class 2 configuration (NLA_NESTED)
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* @DCB_PG_ATTR_TC_3: Priority Group Traffic Class 3 configuration (NLA_NESTED)
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* @DCB_PG_ATTR_TC_4: Priority Group Traffic Class 4 configuration (NLA_NESTED)
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* @DCB_PG_ATTR_TC_5: Priority Group Traffic Class 5 configuration (NLA_NESTED)
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* @DCB_PG_ATTR_TC_6: Priority Group Traffic Class 6 configuration (NLA_NESTED)
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* @DCB_PG_ATTR_TC_7: Priority Group Traffic Class 7 configuration (NLA_NESTED)
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* @DCB_PG_ATTR_TC_MAX: highest attribute number currently defined
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* @DCB_PG_ATTR_TC_ALL: apply to all traffic classes (NLA_NESTED)
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* @DCB_PG_ATTR_BW_ID_0: Percent of link bandwidth for Priority Group 0 (NLA_U8)
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* @DCB_PG_ATTR_BW_ID_1: Percent of link bandwidth for Priority Group 1 (NLA_U8)
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* @DCB_PG_ATTR_BW_ID_2: Percent of link bandwidth for Priority Group 2 (NLA_U8)
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* @DCB_PG_ATTR_BW_ID_3: Percent of link bandwidth for Priority Group 3 (NLA_U8)
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* @DCB_PG_ATTR_BW_ID_4: Percent of link bandwidth for Priority Group 4 (NLA_U8)
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* @DCB_PG_ATTR_BW_ID_5: Percent of link bandwidth for Priority Group 5 (NLA_U8)
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* @DCB_PG_ATTR_BW_ID_6: Percent of link bandwidth for Priority Group 6 (NLA_U8)
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* @DCB_PG_ATTR_BW_ID_7: Percent of link bandwidth for Priority Group 7 (NLA_U8)
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* @DCB_PG_ATTR_BW_ID_MAX: highest attribute number currently defined
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* @DCB_PG_ATTR_BW_ID_ALL: apply to all priority groups (NLA_FLAG)
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*
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*/
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enum dcbnl_pg_attrs {
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DCB_PG_ATTR_UNDEFINED,
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DCB_PG_ATTR_TC_0,
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DCB_PG_ATTR_TC_1,
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DCB_PG_ATTR_TC_2,
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DCB_PG_ATTR_TC_3,
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DCB_PG_ATTR_TC_4,
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DCB_PG_ATTR_TC_5,
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DCB_PG_ATTR_TC_6,
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DCB_PG_ATTR_TC_7,
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DCB_PG_ATTR_TC_MAX,
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DCB_PG_ATTR_TC_ALL,
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DCB_PG_ATTR_BW_ID_0,
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DCB_PG_ATTR_BW_ID_1,
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DCB_PG_ATTR_BW_ID_2,
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DCB_PG_ATTR_BW_ID_3,
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DCB_PG_ATTR_BW_ID_4,
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DCB_PG_ATTR_BW_ID_5,
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DCB_PG_ATTR_BW_ID_6,
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DCB_PG_ATTR_BW_ID_7,
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DCB_PG_ATTR_BW_ID_MAX,
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DCB_PG_ATTR_BW_ID_ALL,
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__DCB_PG_ATTR_ENUM_MAX,
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DCB_PG_ATTR_MAX = __DCB_PG_ATTR_ENUM_MAX - 1,
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};
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/**
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* enum dcbnl_tc_attrs - DCB Traffic Class attributes
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*
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* @DCB_TC_ATTR_PARAM_UNDEFINED: unspecified attribute to catch errors
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* @DCB_TC_ATTR_PARAM_PGID: (NLA_U8) Priority group the traffic class belongs to
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* Valid values are: 0-7
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* @DCB_TC_ATTR_PARAM_UP_MAPPING: (NLA_U8) Traffic class to user priority map
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* Some devices may not support changing the
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* user priority map of a TC.
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* @DCB_TC_ATTR_PARAM_STRICT_PRIO: (NLA_U8) Strict priority setting
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* 0 - none
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* 1 - group strict
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* 2 - link strict
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* @DCB_TC_ATTR_PARAM_BW_PCT: optional - (NLA_U8) If supported by the device and
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* not configured to use link strict priority,
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* this is the percentage of bandwidth of the
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* priority group this traffic class belongs to
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* @DCB_TC_ATTR_PARAM_ALL: (NLA_FLAG) all traffic class parameters
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*
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*/
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enum dcbnl_tc_attrs {
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DCB_TC_ATTR_PARAM_UNDEFINED,
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DCB_TC_ATTR_PARAM_PGID,
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DCB_TC_ATTR_PARAM_UP_MAPPING,
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DCB_TC_ATTR_PARAM_STRICT_PRIO,
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DCB_TC_ATTR_PARAM_BW_PCT,
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DCB_TC_ATTR_PARAM_ALL,
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__DCB_TC_ATTR_PARAM_ENUM_MAX,
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DCB_TC_ATTR_PARAM_MAX = __DCB_TC_ATTR_PARAM_ENUM_MAX - 1,
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};
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2008-11-21 13:05:08 +08:00
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/**
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* enum dcbnl_cap_attrs - DCB Capability attributes
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*
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* @DCB_CAP_ATTR_UNDEFINED: unspecified attribute to catch errors
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* @DCB_CAP_ATTR_ALL: (NLA_FLAG) all capability parameters
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* @DCB_CAP_ATTR_PG: (NLA_U8) device supports Priority Groups
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* @DCB_CAP_ATTR_PFC: (NLA_U8) device supports Priority Flow Control
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* @DCB_CAP_ATTR_UP2TC: (NLA_U8) device supports user priority to
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* traffic class mapping
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* @DCB_CAP_ATTR_PG_TCS: (NLA_U8) bitmap where each bit represents a
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* number of traffic classes the device
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* can be configured to use for Priority Groups
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* @DCB_CAP_ATTR_PFC_TCS: (NLA_U8) bitmap where each bit represents a
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* number of traffic classes the device can be
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* configured to use for Priority Flow Control
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* @DCB_CAP_ATTR_GSP: (NLA_U8) device supports group strict priority
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* @DCB_CAP_ATTR_BCN: (NLA_U8) device supports Backwards Congestion
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* Notification
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*/
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enum dcbnl_cap_attrs {
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DCB_CAP_ATTR_UNDEFINED,
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DCB_CAP_ATTR_ALL,
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DCB_CAP_ATTR_PG,
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DCB_CAP_ATTR_PFC,
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DCB_CAP_ATTR_UP2TC,
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DCB_CAP_ATTR_PG_TCS,
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DCB_CAP_ATTR_PFC_TCS,
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DCB_CAP_ATTR_GSP,
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DCB_CAP_ATTR_BCN,
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__DCB_CAP_ATTR_ENUM_MAX,
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DCB_CAP_ATTR_MAX = __DCB_CAP_ATTR_ENUM_MAX - 1,
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};
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2008-11-21 13:08:19 +08:00
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/**
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* enum dcbnl_numtcs_attrs - number of traffic classes
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*
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* @DCB_NUMTCS_ATTR_UNDEFINED: unspecified attribute to catch errors
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* @DCB_NUMTCS_ATTR_ALL: (NLA_FLAG) all traffic class attributes
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* @DCB_NUMTCS_ATTR_PG: (NLA_U8) number of traffic classes used for
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* priority groups
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* @DCB_NUMTCS_ATTR_PFC: (NLA_U8) number of traffic classes which can
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* support priority flow control
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*/
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enum dcbnl_numtcs_attrs {
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DCB_NUMTCS_ATTR_UNDEFINED,
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DCB_NUMTCS_ATTR_ALL,
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DCB_NUMTCS_ATTR_PG,
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|
|
|
DCB_NUMTCS_ATTR_PFC,
|
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|
|
|
|
|
|
__DCB_NUMTCS_ATTR_ENUM_MAX,
|
|
|
|
DCB_NUMTCS_ATTR_MAX = __DCB_NUMTCS_ATTR_ENUM_MAX - 1,
|
|
|
|
};
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|
|
|
2008-11-21 13:10:23 +08:00
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|
|
enum dcbnl_bcn_attrs{
|
|
|
|
DCB_BCN_ATTR_UNDEFINED = 0,
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|
|
|
|
|
|
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DCB_BCN_ATTR_RP_0,
|
|
|
|
DCB_BCN_ATTR_RP_1,
|
|
|
|
DCB_BCN_ATTR_RP_2,
|
|
|
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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,
|
|
|
|
|
2008-12-22 12:10:29 +08:00
|
|
|
DCB_BCN_ATTR_BCNA_0,
|
|
|
|
DCB_BCN_ATTR_BCNA_1,
|
2008-11-21 13:10:23 +08:00
|
|
|
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,
|
|
|
|
};
|
|
|
|
|
2008-11-21 12:52:10 +08:00
|
|
|
/**
|
|
|
|
* 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
|
|
|
|
};
|
|
|
|
|
2009-08-31 20:32:34 +08:00
|
|
|
#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,
|
|
|
|
};
|
2008-11-21 12:52:10 +08:00
|
|
|
|
|
|
|
#endif /* __LINUX_DCBNL_H__ */
|