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authorMatt Carlson <mcarlson@broadcom.com>2009-11-02 15:26:03 +0100
committerDavid S. Miller <davem@davemloft.net>2009-11-03 08:39:03 +0100
commit788a035e6061a66c6c77059c417fdc6234e140ff (patch)
tree594df5b1f962b98fb3bc514dc1bf435a9ec58ccf /drivers/net/tg3.h
parenttg3: Add more PCI DMA map error checking (diff)
downloadlinux-788a035e6061a66c6c77059c417fdc6234e140ff.tar.xz
linux-788a035e6061a66c6c77059c417fdc6234e140ff.zip
tg3: Improve 5785 PCIe performance
This patch improves 5785 performance by allowing the write DMA engine to request larger DMA burst sizes than it otherwise would. Signed-off-by: Matt Carlson <mcarlson@broadcom.com> Reviewed-by: Michael Chan <mchan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/tg3.h')
-rw-r--r--drivers/net/tg3.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index 530c36b23e80..68431da5aad3 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -1264,8 +1264,9 @@
#define WDMAC_MODE_FIFOURUN_ENAB 0x00000080
#define WDMAC_MODE_FIFOOREAD_ENAB 0x00000100
#define WDMAC_MODE_LNGREAD_ENAB 0x00000200
-#define WDMAC_MODE_RX_ACCEL 0x00000400
+#define WDMAC_MODE_RX_ACCEL 0x00000400
#define WDMAC_MODE_STATUS_TAG_FIX 0x20000000
+#define WDMAC_MODE_BURST_ALL_DATA 0xc0000000
#define WDMAC_STATUS 0x00004c04
#define WDMAC_STATUS_TGTABORT 0x00000004
#define WDMAC_STATUS_MSTABORT 0x00000008