Module Name: src
Committed By: kiyohara
Date: Sun Jun 24 08:39:39 UTC 2012
Modified Files:
src/sys/arch/powerpc/ibm4xx/dev: if_emac.c
Log Message:
Flush current empty descriptor in emac_rxeob_intr().
To generate a diff of this commit:
cvs rdiff -u -r1.39 -r1.40 src/sys/arch/powerpc/ibm4xx/dev/if_emac.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/powerpc/ibm4xx/dev/if_emac.c
diff -u src/sys/arch/powerpc/ibm4xx/dev/if_emac.c:1.39 src/sys/arch/powerpc/ibm4xx/dev/if_emac.c:1.40
--- src/sys/arch/powerpc/ibm4xx/dev/if_emac.c:1.39 Sat Jun 18 06:41:42 2011
+++ src/sys/arch/powerpc/ibm4xx/dev/if_emac.c Sun Jun 24 08:39:39 2012
@@ -1,4 +1,4 @@
-/* $NetBSD: if_emac.c,v 1.39 2011/06/18 06:41:42 matt Exp $ */
+/* $NetBSD: if_emac.c,v 1.40 2012/06/24 08:39:39 kiyohara Exp $ */
/*
* Copyright 2001, 2002 Wasabi Systems, Inc.
@@ -52,7 +52,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: if_emac.c,v 1.39 2011/06/18 06:41:42 matt Exp $");
+__KERNEL_RCSID(0, "$NetBSD: if_emac.c,v 1.40 2012/06/24 08:39:39 kiyohara Exp $");
#include "opt_emac.h"
@@ -1584,11 +1584,15 @@ emac_rxeob_intr(void *arg)
rxstat = sc->sc_rxdescs[i].md_stat_ctrl;
- if (rxstat & MAL_RX_EMPTY)
+ if (rxstat & MAL_RX_EMPTY) {
/*
* We have processed all of the receive buffers.
*/
+ /* Flush current empty descriptor */
+ EMAC_CDRXSYNC(sc, i,
+ BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE);
break;
+ }
/*
* If an error occurred, update stats, clear the status
