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authorHeiko Schocher <hs@denx.de>2008-08-26 03:20:53 +0200
committerJeff Garzik <jgarzik@redhat.com>2008-08-27 11:16:38 +0200
commitf4f62301c6f42127b7462274abfcbc278f84d59a (patch)
treea14dae94a6cbcdaf244e610725fe52aee74fa9ca /drivers/net/fs_enet/mac-scc.c
parentigb: fix setting the number of tx queues (diff)
downloadlinux-f4f62301c6f42127b7462274abfcbc278f84d59a.tar.xz
linux-f4f62301c6f42127b7462274abfcbc278f84d59a.zip
fs_enet: Fix SCC Ethernet on CPM2, and crash in fs_enet_rx_napi()
Signed-off-by: Heiko Schocher <hs@denx.de> Signed-off-by: Vitaly Bordug <vitb@kernel.crashing.org> Signed-off-by: Kumar Gala <galak@kernel.crashing.org> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/net/fs_enet/mac-scc.c')
-rw-r--r--drivers/net/fs_enet/mac-scc.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/net/fs_enet/mac-scc.c b/drivers/net/fs_enet/mac-scc.c
index 029b3c7ef29c..22f50dd8b277 100644
--- a/drivers/net/fs_enet/mac-scc.c
+++ b/drivers/net/fs_enet/mac-scc.c
@@ -47,7 +47,6 @@
#include "fs_enet.h"
/*************************************************/
-
#if defined(CONFIG_CPM1)
/* for a 8xx __raw_xxx's are sufficient */
#define __fs_out32(addr, x) __raw_writel(x, addr)
@@ -62,6 +61,8 @@
#define __fs_out16(addr, x) out_be16(addr, x)
#define __fs_in32(addr) in_be32(addr)
#define __fs_in16(addr) in_be16(addr)
+#define __fs_out8(addr, x) out_8(addr, x)
+#define __fs_in8(addr) in_8(addr)
#endif
/* write, read, set bits, clear bits */
@@ -262,8 +263,13 @@ static void restart(struct net_device *dev)
/* Initialize function code registers for big-endian.
*/
+#ifndef CONFIG_NOT_COHERENT_CACHE
+ W8(ep, sen_genscc.scc_rfcr, SCC_EB | SCC_GBL);
+ W8(ep, sen_genscc.scc_tfcr, SCC_EB | SCC_GBL);
+#else
W8(ep, sen_genscc.scc_rfcr, SCC_EB);
W8(ep, sen_genscc.scc_tfcr, SCC_EB);
+#endif
/* Set maximum bytes per receive buffer.
* This appears to be an Ethernet frame size, not the buffer