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ixgbevf: Add RSS Key query code

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Add the ixgbevf_get_rss_key() function that queries the PF for an RSS
Random Key using a new VF-PF channel IXGBE_VF_GET_RSS_KEY command.

This patch adds the support for 82599 and x540 devices only. Support for
other devices will be added later.

Signed-off-by: Vlad Zolotarov <vladz@cloudius-systems.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Vlad Zolotarov
2015-03-30 21:35:28 +03:00
committed by Jeff Kirsher
parent 3c0841a922
commit ad1431e2db
4 changed files with 57 additions and 0 deletions
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1
drivers/net/ethernet/intel/ixgbevf/mbx.h
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@@ -110,6 +110,7 @@ enum ixgbe_pfvf_api_rev {
/* mailbox API, version 1.2 VF requests */
#define IXGBE_VF_GET_RETA 0x0a /* VF request for RETA */
#define IXGBE_VF_GET_RSS_KEY 0x0b /* get RSS hash key */
/* length of permanent address message returned from PF */
#define IXGBE_VF_PERMADDR_MSG_LEN 4