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authorMatt Carlson <mcarlson@broadcom.com>2011-04-25 16:42:45 +0400
committerDavid S. Miller <davem@davemloft.net>2011-04-26 11:07:01 +0400
commit0aebff4871d26410ae485b521870bb0ffe1736f0 (patch)
tree48b869f07b111561307a26199bcec47b473c548d /drivers/net/tg3.h
parentbf734843120b905bacc3d24c88d7455ae70bf6e1 (diff)
downloadlinux-0aebff4871d26410ae485b521870bb0ffe1736f0.tar.xz
tg3: Fix int generation hw bug for 5719 / 5720
On the 5719 and 5720, there is a bug where the hardware will misinterpret a status tag update and leave interrupts permanently disabled. This patch enables a hardware fix that works around the issue. Signed-off-by: Matt Carlson <mcarlson@broadcom.com> Reviewed-by: Michael Chan <mchan@broadcom.com> Reviewed-by: Benjamin Li <benli@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/tg3.h')
-rw-r--r--drivers/net/tg3.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index eaa76694efb5..6f37d2a23544 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -188,6 +188,7 @@
#define METAL_REV_B2 0x02
#define TG3PCI_DMA_RW_CTRL 0x0000006c
#define DMA_RWCTRL_DIS_CACHE_ALIGNMENT 0x00000001
+#define DMA_RWCTRL_TAGGED_STAT_WA 0x00000080
#define DMA_RWCTRL_CRDRDR_RDMA_MRRS_MSK 0x00000380
#define DMA_RWCTRL_READ_BNDRY_MASK 0x00000700
#define DMA_RWCTRL_READ_BNDRY_DISAB 0x00000000