359 lines
12 KiB
C
359 lines
12 KiB
C
/*
|
|
* Copyright (c) 2008, 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>
|
|
|
|
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
|
|
*/
|
|
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_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)
|
|
*/
|
|
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,
|
|
|
|
__DCB_ATTR_ENUM_MAX,
|
|
DCB_ATTR_MAX = __DCB_ATTR_ENUM_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
|
|
*/
|
|
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_ENUM_MAX,
|
|
DCB_CAP_ATTR_MAX = __DCB_CAP_ATTR_ENUM_MAX - 1,
|
|
};
|
|
|
|
/**
|
|
* 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,
|
|
};
|
|
|
|
#endif /* __LINUX_DCBNL_H__ */
|