Module Name: src
Committed By: ryo
Date: Wed Jun 15 07:26:12 UTC 2016
Modified Files:
src/sys/arch/arm/imx: if_enet.c
Log Message:
fix the tx stall problem. ("watchdog timeout")
TX descriptor should be written out once before writing READY flag.
To generate a diff of this commit:
cvs rdiff -u -r1.7 -r1.8 src/sys/arch/arm/imx/if_enet.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/arm/imx/if_enet.c
diff -u src/sys/arch/arm/imx/if_enet.c:1.7 src/sys/arch/arm/imx/if_enet.c:1.8
--- src/sys/arch/arm/imx/if_enet.c:1.7 Fri Jun 10 13:27:11 2016
+++ src/sys/arch/arm/imx/if_enet.c Wed Jun 15 07:26:11 2016
@@ -1,4 +1,4 @@
-/* $NetBSD: if_enet.c,v 1.7 2016/06/10 13:27:11 ozaki-r Exp $ */
+/* $NetBSD: if_enet.c,v 1.8 2016/06/15 07:26:11 ryo Exp $ */
/*
* Copyright (c) 2014 Ryo Shimizu <[email protected]>
@@ -31,7 +31,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: if_enet.c,v 1.7 2016/06/10 13:27:11 ozaki-r Exp $");
+__KERNEL_RCSID(0, "$NetBSD: if_enet.c,v 1.8 2016/06/15 07:26:11 ryo Exp $");
#include "vlan.h"
@@ -1744,9 +1744,10 @@ enet_encap_txring(struct enet_softc *sc,
sc->sc_txdesc_ring[idx].tx_databuf = map->dm_segs[i].ds_addr;
sc->sc_txdesc_ring[idx].tx_flags2 = flags2;
sc->sc_txdesc_ring[idx].tx_flags3 = 0;
+ TXDESC_WRITEOUT(idx);
+
sc->sc_txdesc_ring[idx].tx_flags1_len =
flags1 | TXFLAGS1_LEN(map->dm_segs[i].ds_len);
-
TXDESC_WRITEOUT(idx);
idx = ENET_TX_NEXTIDX(idx);
