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authorFelix Fietkau <nbd@openwrt.org>2015-03-23 12:35:36 +0100
committerDavid S. Miller <davem@davemloft.net>2015-03-23 16:56:28 -0400
commit45c9b3c09490ef4a4ac19df75b5919849423f3e7 (patch)
tree77418d96c3b36a0ef4a8cfd6b08f5e3e941652bd /drivers/net/ethernet/broadcom/bgmac.h
parentbgmac: fix descriptor frame start/end definitions (diff)
downloadwireguard-linux-45c9b3c09490ef4a4ac19df75b5919849423f3e7.tar.xz
wireguard-linux-45c9b3c09490ef4a4ac19df75b5919849423f3e7.zip
bgmac: implement GRO and use build_skb
This improves performance for routing and local rx Signed-off-by: Felix Fietkau <nbd@openwrt.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/broadcom/bgmac.h')
-rw-r--r--drivers/net/ethernet/broadcom/bgmac.h7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/net/ethernet/broadcom/bgmac.h b/drivers/net/ethernet/broadcom/bgmac.h
index 1f9f36f2b658..3ad965fe7fcc 100644
--- a/drivers/net/ethernet/broadcom/bgmac.h
+++ b/drivers/net/ethernet/broadcom/bgmac.h
@@ -362,6 +362,8 @@
#define BGMAC_RX_FRAME_OFFSET 30 /* There are 2 unused bytes between header and real data */
#define BGMAC_RX_MAX_FRAME_SIZE 1536 /* Copied from b44/tg3 */
#define BGMAC_RX_BUF_SIZE (BGMAC_RX_FRAME_OFFSET + BGMAC_RX_MAX_FRAME_SIZE)
+#define BGMAC_RX_ALLOC_SIZE (SKB_DATA_ALIGN(BGMAC_RX_BUF_SIZE) + \
+ SKB_DATA_ALIGN(sizeof(struct skb_shared_info)))
#define BGMAC_BFL_ENETROBO 0x0010 /* has ephy roboswitch spi */
#define BGMAC_BFL_ENETADM 0x0080 /* has ADMtek switch */
@@ -383,7 +385,10 @@
#define ETHER_MAX_LEN 1518
struct bgmac_slot_info {
- struct sk_buff *skb;
+ union {
+ struct sk_buff *skb;
+ void *buf;
+ };
dma_addr_t dma_addr;
};