svn commit: r281722 - projects/em_mq/sys/dev/e1000

[Sean Bruno]

Author: sbruno
Date: Sun Apr 19 01:23:12 2015
New Revision: 281722
URL: https://svnweb.freebsd.org/changeset/base/281722

Log:
  No need to read the TXDCTL register if we are going to override all of its
  contents.
  
  Submitted by:	Kevin Bowling <kevin.bowling at kev009.com>

Modified:
  projects/em_mq/sys/dev/e1000/if_em.c

Modified: projects/em_mq/sys/dev/e1000/if_em.c
==============================================================================
--- projects/em_mq/sys/dev/e1000/if_em.c	Sun Apr 19 00:33:21 2015	(r281721)
+++ projects/em_mq/sys/dev/e1000/if_em.c	Sun Apr 19 01:23:12 2015	(r281722)
@@ -3501,7 +3501,6 @@ em_initialize_transmit_unit(struct adapt
 		    E1000_READ_REG(&adapter->hw, E1000_TDLEN(i)));
 
 		txr->queue_status = EM_QUEUE_IDLE;
-		txdctl = E1000_READ_REG(hw, E1000_TXDCTL(i));
 		txdctl = 0; /* clear txdctl */
                 txdctl |= 0x1f; /* PTHRESH */
                 txdctl |= 1 << 8; /* HTHRESH */