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authorMasakazu Mokuno <mokuno@sm.sony.co.jp>2007-07-20 10:39:25 +0200
committerJeff Garzik <jeff@garzik.org>2007-07-24 22:28:41 +0200
commitfe6d3a4049ec9d859d75ddfcc6865a0f58178924 (patch)
tree37d9c39f6ae2408305d9c216a26b8ed237bd2a58 /drivers/net/ps3_gelic_net.h
parentatl1: use kernel provided ethernet length constants (diff)
downloadlinux-fe6d3a4049ec9d859d75ddfcc6865a0f58178924.tar.xz
linux-fe6d3a4049ec9d859d75ddfcc6865a0f58178924.zip
ps3: reduce allocation size of rx skb buffers
Reduced allocation size for rx skb buffers, from 2308 bytes to 1356 per buffer. Signed-off-by: Masakazu Mokuno <mokuno@sm.sony.co.jp> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/net/ps3_gelic_net.h')
-rw-r--r--drivers/net/ps3_gelic_net.h12
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/net/ps3_gelic_net.h b/drivers/net/ps3_gelic_net.h
index 01d729bc7332..a9c4c4fc2547 100644
--- a/drivers/net/ps3_gelic_net.h
+++ b/drivers/net/ps3_gelic_net.h
@@ -32,8 +32,8 @@
#define GELIC_NET_RX_DESCRIPTORS 128 /* num of descriptors */
#define GELIC_NET_TX_DESCRIPTORS 128 /* num of descriptors */
-#define GELIC_NET_MAX_MTU 2308
-#define GELIC_NET_MIN_MTU 64
+#define GELIC_NET_MAX_MTU VLAN_ETH_FRAME_LEN
+#define GELIC_NET_MIN_MTU VLAN_ETH_ZLEN
#define GELIC_NET_RXBUF_ALIGN 128
#define GELIC_NET_RX_CSUM_DEFAULT 1 /* hw chksum */
#define GELIC_NET_WATCHDOG_TIMEOUT 5*HZ
@@ -81,7 +81,8 @@ enum gelic_net_int1_status {
*/
#define GELIC_NET_RXVLNPKT 0x00200000 /* VLAN packet */
/* bit 20..16 reserved */
-#define GELIC_NET_RXRECNUM 0x0000ff00 /* reception receipt number */
+#define GELIC_NET_RXRRECNUM 0x0000ff00 /* reception receipt number */
+#define GELIC_NET_RXRRECNUM_SHIFT 8
/* bit 7..0 reserved */
#define GELIC_NET_TXDESC_TAIL 0
@@ -129,13 +130,14 @@ enum gelic_net_int1_status {
enum gelic_net_descr_status {
- GELIC_NET_DESCR_COMPLETE = 0x00, /* used in rx and tx */
+ GELIC_NET_DESCR_COMPLETE = 0x00, /* used in tx */
+ GELIC_NET_DESCR_BUFFER_FULL = 0x00, /* used in rx */
GELIC_NET_DESCR_RESPONSE_ERROR = 0x01, /* used in rx and tx */
GELIC_NET_DESCR_PROTECTION_ERROR = 0x02, /* used in rx and tx */
GELIC_NET_DESCR_FRAME_END = 0x04, /* used in rx */
GELIC_NET_DESCR_FORCE_END = 0x05, /* used in rx and tx */
GELIC_NET_DESCR_CARDOWNED = 0x0a, /* used in rx and tx */
- GELIC_NET_DESCR_NOT_IN_USE /* any other value */
+ GELIC_NET_DESCR_NOT_IN_USE = 0x0b /* any other value */
};
/* for lv1_net_control */
#define GELIC_NET_GET_MAC_ADDRESS 0x0000000000000001