Module Name: src
Committed By: jmcneill
Date: Thu Jan 8 14:44:43 UTC 2015
Modified Files:
src/sys/dev/ic: dwc_gmac.c
Log Message:
fix a couple txq fencepost issues, from FUKAUMI Naoki <[email protected]>
To generate a diff of this commit:
cvs rdiff -u -r1.30 -r1.31 src/sys/dev/ic/dwc_gmac.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/dev/ic/dwc_gmac.c
diff -u src/sys/dev/ic/dwc_gmac.c:1.30 src/sys/dev/ic/dwc_gmac.c:1.31
--- src/sys/dev/ic/dwc_gmac.c:1.30 Mon Jan 5 21:37:07 2015
+++ src/sys/dev/ic/dwc_gmac.c Thu Jan 8 14:44:43 2015
@@ -1,4 +1,4 @@
-/* $NetBSD: dwc_gmac.c,v 1.30 2015/01/05 21:37:07 martin Exp $ */
+/* $NetBSD: dwc_gmac.c,v 1.31 2015/01/08 14:44:43 jmcneill Exp $ */
/*-
* Copyright (c) 2013, 2014 The NetBSD Foundation, Inc.
@@ -41,7 +41,7 @@
#include <sys/cdefs.h>
-__KERNEL_RCSID(1, "$NetBSD: dwc_gmac.c,v 1.30 2015/01/05 21:37:07 martin Exp $");
+__KERNEL_RCSID(1, "$NetBSD: dwc_gmac.c,v 1.31 2015/01/08 14:44:43 jmcneill Exp $");
/* #define DWC_GMAC_DEBUG 1 */
@@ -598,7 +598,7 @@ dwc_gmac_txdesc_sync(struct dwc_gmac_sof
/* sync from 'start' to end of ring */
bus_dmamap_sync(sc->sc_dmat, sc->sc_dma_ring_map,
TX_DESC_OFFSET(start),
- TX_DESC_OFFSET(AWGE_TX_RING_COUNT+1)-TX_DESC_OFFSET(start),
+ TX_DESC_OFFSET(AWGE_TX_RING_COUNT)-TX_DESC_OFFSET(start),
ops);
/* sync from start of ring to 'end' */
bus_dmamap_sync(sc->sc_dmat, sc->sc_dma_ring_map,
@@ -867,7 +867,7 @@ dwc_gmac_queue(struct dwc_gmac_softc *sc
return error;
}
- if (sc->sc_txq.t_queued + map->dm_nsegs >= AWGE_TX_RING_COUNT - 1) {
+ if (sc->sc_txq.t_queued + map->dm_nsegs >= AWGE_TX_RING_COUNT) {
bus_dmamap_unload(sc->sc_dmat, map);
return ENOBUFS;
}
