svn commit: r241341 - head/sys/dev/bge

[Pyun YongHyeon]

Author: yongari
Date: Mon Oct  8 07:13:45 2012
New Revision: 241341
URL: http://svn.freebsd.org/changeset/base/241341

Log:
  Limit applying TX data corruption and FIFO workaround to BCM5719
  A0. It's believed BCM5720 does not have the issue.

Modified:
  head/sys/dev/bge/if_bge.c

Modified: head/sys/dev/bge/if_bge.c
==============================================================================
--- head/sys/dev/bge/if_bge.c	Mon Oct  8 07:01:07 2012	(r241340)
+++ head/sys/dev/bge/if_bge.c	Mon Oct  8 07:13:45 2012	(r241341)
@@ -2121,8 +2121,8 @@ bge_blockinit(struct bge_softc *sc)
 		 * Adjust tx margin to prevent TX data corruption and
 		 * fix internal FIFO overflow.
 		 */
-		if (sc->bge_asicrev == BGE_ASICREV_BCM5719 ||
-		    sc->bge_asicrev == BGE_ASICREV_BCM5720) {
+		if (sc->bge_asicrev == BGE_ASICREV_BCM5719 &&
+		    sc->bge_chipid == BGE_CHIPID_BCM5719_A0) {
 			dmactl &= ~(BGE_RDMA_RSRVCTRL_FIFO_LWM_MASK |
 			    BGE_RDMA_RSRVCTRL_FIFO_HWM_MASK |
 			    BGE_RDMA_RSRVCTRL_TXMRGN_MASK);