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| author |   Alexander Duyck <alexander.h.duyck@intel.com> | 2014-01-15 17:38:40 -0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2014-01-15 21:48:18 -0800 |
| commit | 87397379d566d5d8692df1bfc22bef95fd64ae3b (patch) | |
| tree | 32af909408927d86ea19f04a7960ee779f6c2f71 /drivers/net/ethernet/intel/ixgbe/ixgbe_type.h | |
| parent | Merge branch 'noprefixroute' (diff) | |
| download | linux-dev-87397379d566d5d8692df1bfc22bef95fd64ae3b.tar.xz linux-dev-87397379d566d5d8692df1bfc22bef95fd64ae3b.zip | |
ixgbe: Force QDE via PFQDE for VFs during reset
This change makes it so that the QDE bits are set for a VF before the Rx
queues are enabled. As such we avoid head of line blocking in the event
that the VF stops cleaning Rx descriptors for whatever reason.
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c | 14 ++++++++++++++
drivers/net/ethernet/intel/ixgbe/ixgbe_type.h | 7 ++++---
2 files changed, 18 insertions(+), 3 deletions(-)
Signed-off-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
| -rw-r--r-- | drivers/net/ethernet/intel/ixgbe/ixgbe_type.h | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h index 7c19e969576f..d8e59f42b85c 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h @@ -1980,9 +1980,10 @@ enum { #define IXGBE_FWSM_TS_ENABLED 0x1 /* Queue Drop Enable */ -#define IXGBE_QDE_ENABLE 0x00000001 -#define IXGBE_QDE_IDX_MASK 0x00007F00 -#define IXGBE_QDE_IDX_SHIFT 8 +#define IXGBE_QDE_ENABLE 0x00000001 +#define IXGBE_QDE_IDX_MASK 0x00007F00 +#define IXGBE_QDE_IDX_SHIFT 8 +#define IXGBE_QDE_WRITE 0x00010000 #define IXGBE_TXD_POPTS_IXSM 0x01 /* Insert IP checksum */ #define IXGBE_TXD_POPTS_TXSM 0x02 /* Insert TCP/UDP checksum */ |