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| author | Alexander Duyck <alexander.h.duyck@intel.com> | 2008-11-20 21:05:08 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-11-20 21:05:08 -0800 |
| commit | 46132188bf72e22ef097f16ed5c969ee8cea1e8b (patch) | |
| tree | e776ed8011b8314ff08abf4f3467c07d037fec4f /include | |
| parent | 2f90b8657ec942d1880f720e0177ee71df7c8e3c (diff) | |
| download | linux-3.10-46132188bf72e22ef097f16ed5c969ee8cea1e8b.tar.gz linux-3.10-46132188bf72e22ef097f16ed5c969ee8cea1e8b.tar.bz2 linux-3.10-46132188bf72e22ef097f16ed5c969ee8cea1e8b.zip | |
DCB: Add interface to query for the DCB capabilities of an device.
Adds to the netlink interface for Data Center Bridging (DCB), allowing
the DCB capabilities supported by a device to be queried.
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/dcbnl.h | 37 | ||||
| -rw-r--r-- | include/net/dcbnl.h | 1 |
2 files changed, 38 insertions, 0 deletions
diff --git a/include/linux/dcbnl.h b/include/linux/dcbnl.h index 32d32c1ee41..13f0c638a69 100644 --- a/include/linux/dcbnl.h +++ b/include/linux/dcbnl.h @@ -43,6 +43,7 @@ struct dcbmsg { * @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 */ enum dcbnl_commands { DCB_CMD_UNDEFINED, @@ -60,6 +61,7 @@ enum dcbnl_commands { DCB_CMD_SET_ALL, DCB_CMD_GPERM_HWADDR, + DCB_CMD_GCAP, __DCB_CMD_ENUM_MAX, DCB_CMD_MAX = __DCB_CMD_ENUM_MAX - 1, @@ -78,6 +80,7 @@ enum dcbnl_commands { * @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) */ enum dcbnl_attrs { DCB_ATTR_UNDEFINED, @@ -90,6 +93,7 @@ enum dcbnl_attrs { DCB_ATTR_PG_CFG, DCB_ATTR_SET_ALL, DCB_ATTR_PERM_HWADDR, + DCB_ATTR_CAP, __DCB_ATTR_ENUM_MAX, DCB_ATTR_MAX = __DCB_ATTR_ENUM_MAX - 1, @@ -217,6 +221,39 @@ enum dcbnl_tc_attrs { }; /** + * 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 dcb_general_attr_values - general DCB attribute values * * @DCB_ATTR_UNDEFINED: value used to indicate an attribute is not supported diff --git a/include/net/dcbnl.h b/include/net/dcbnl.h index 0ef0c5a46d8..183ed040cf4 100644 --- a/include/net/dcbnl.h +++ b/include/net/dcbnl.h @@ -39,6 +39,7 @@ struct dcbnl_rtnl_ops { void (*setpfccfg)(struct net_device *, int, u8); void (*getpfccfg)(struct net_device *, int, u8 *); u8 (*setall)(struct net_device *); + u8 (*getcap)(struct net_device *, int, u8 *); }; #endif /* __NET_DCBNL_H__ */ |