ixgbe: fix Tx timeouts with BQL
authorEmil Tantilov <emil.s.tantilov@intel.com>
Fri, 25 Jan 2013 06:19:20 +0000 (06:19 +0000)
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>
Sat, 16 Feb 2013 07:51:14 +0000 (23:51 -0800)
This patch makes sure that TXDCTL.WTHRESH is set to 1 when BQL is enabled
and EITR is set to more than 100k interrupts per second to avoid Tx timeouts.

Signed-off-by: Emil Tantilov <emil.s.tantilov@intel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

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