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authorYeasah Pell <yeasah@comrex.com>2009-07-06 18:12:33 -0700
committerDavid S. Miller <davem@davemloft.net>2009-07-06 18:54:51 -0700
commit5dcc60b71886795965fd5029b5d9a9ba7b5a2c17 (patch)
tree5611d123e03d280bccce73f868451b0bd39dcbe8 /drivers/net/dm9000.h
parent482d804cb4b520b6e3134c959c968712ebcdea02 (diff)
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dm9000: add checksum offload support
Add checksum offload support for DM9000A and DM9000B chips. v2 changes: added a local copy of ip_summed to save IO cycles in dm9000_send_packet v3 changes: trans_start updating is removed. Signed-off-by: Yeasah Pell <yeasah@comrex.com> Signed-off-by: Mike Rapoport <mike@compulab.co.il> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/dm9000.h')
-rw-r--r--drivers/net/dm9000.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/net/dm9000.h b/drivers/net/dm9000.h
index ba25cf541420..80817c2edfb3 100644
--- a/drivers/net/dm9000.h
+++ b/drivers/net/dm9000.h
@@ -45,6 +45,10 @@
#define DM9000_CHIPR 0x2C
#define DM9000_SMCR 0x2F
+#define DM9000_ETXCSR 0x30
+#define DM9000_TCCR 0x31
+#define DM9000_RCSR 0x32
+
#define CHIPR_DM9000A 0x19
#define CHIPR_DM9000B 0x1B
@@ -131,7 +135,21 @@
#define GPCR_GEP_CNTL (1<<0)
+#define TCCR_IP (1<<0)
+#define TCCR_TCP (1<<1)
+#define TCCR_UDP (1<<2)
+
+#define RCSR_UDP_BAD (1<<7)
+#define RCSR_TCP_BAD (1<<6)
+#define RCSR_IP_BAD (1<<5)
+#define RCSR_UDP (1<<4)
+#define RCSR_TCP (1<<3)
+#define RCSR_IP (1<<2)
+#define RCSR_CSUM (1<<1)
+#define RCSR_DISCARD (1<<0)
+
#define DM9000_PKT_RDY 0x01 /* Packet ready to receive */
+#define DM9000_PKT_ERR 0x02
#define DM9000_PKT_MAX 1536 /* Received packet max size */
/* DM9000A / DM9000B definitions */