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DCB: Add interface to query the state of PFC feature.

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Adds a netlink interface for Data Center Bridging (DCB) to get and set
the enable state of the Priority Flow Control (PFC) feature.
Primarily, this is a way to turn off PFC in the driver while DCB
remains enabled.

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>
This commit is contained in:
Alexander Duyck 2008-11-20 21:09:23 -08:00 • committed by David S. Miller
parent 33dbabc4a7
commit 0eb3aa9bab
4 changed files with 62 additions and 1 deletions
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2
include/linux/dcbnl.h
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@ -66,6 +66,8 @@ enum dcbnl_commands {
DCB_CMD_GCAP,
DCB_CMD_GNUMTCS,
DCB_CMD_SNUMTCS,
DCB_CMD_PFC_GSTATE,
DCB_CMD_PFC_SSTATE,
__DCB_CMD_ENUM_MAX,
DCB_CMD_MAX = __DCB_CMD_ENUM_MAX - 1,