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amd-xgbe: Check for Tx hardware queue flushing support

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The flushing of the Tx hardware queues is only supported at a certain
level of the hardware.  Retrieve the current version of the hardware
and use that to determine if flushing is supported.

Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Lendacky, Thomas
2014-08-29 13:16:50 -05:00
committed by David S. Miller
parent e148e1bf6f
commit a9a4a2d9d6
4 changed files with 12 additions and 3 deletions
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3
drivers/net/ethernet/amd/xgbe/xgbe.h
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@@ -526,6 +526,9 @@ struct xgbe_desc_if {
* or configurations are present in the device.
*/
struct xgbe_hw_features {
/* HW Version */
unsigned int version;
/* HW Feature Register0 */
unsigned int gmii; /* 1000 Mbps support */
unsigned int vlhash; /* VLAN Hash Filter */