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authorshemminger@osdl.org <shemminger@osdl.org>2006-08-28 10:00:50 -0700
committerJeff Garzik <jeff@garzik.org>2006-08-29 17:18:30 -0400
commit1d179332f8918a5f4e031dc068a469283b01c4c1 (patch)
tree004d7ec6faab91cc32609dbd2d2a9de33ec39be6 /drivers/net/sky2.h
parente07560cd4f762935968a1120168eb7d22260d85f (diff)
downloadblackbird-obmc-linux-1d179332f8918a5f4e031dc068a469283b01c4c1.tar.gz
blackbird-obmc-linux-1d179332f8918a5f4e031dc068a469283b01c4c1.zip
[PATCH] sky2: optimize checksum offload information
Since many packets have the same checksum starting offset and insertion location; the driver can save the last information and only tell hardware when it changes. Signed-off-by: Stephen Hemminger <shemminger@osdl.org> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/net/sky2.h')
-rw-r--r--drivers/net/sky2.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/sky2.h b/drivers/net/sky2.h
index bb92f694247f..fa8af9f503e4 100644
--- a/drivers/net/sky2.h
+++ b/drivers/net/sky2.h
@@ -1843,6 +1843,8 @@ struct sky2_port {
u32 tx_addr64;
u16 tx_pending;
u16 tx_last_mss;
+ u16 tx_csum_start;
+ u16 tx_csum_offset;
struct ring_info *rx_ring ____cacheline_aligned_in_smp;
struct sky2_rx_le *rx_le;
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