diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ixgbe/ixgbe.h | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/net/ixgbe/ixgbe.h b/drivers/net/ixgbe/ixgbe.h index 9e15eb93860e..7233fef7e9b8 100644 --- a/drivers/net/ixgbe/ixgbe.h +++ b/drivers/net/ixgbe/ixgbe.h | |||
| @@ -69,15 +69,20 @@ | |||
| 69 | #define IXGBE_MAX_FCPAUSE 0xFFFF | 69 | #define IXGBE_MAX_FCPAUSE 0xFFFF |
| 70 | 70 | ||
| 71 | /* Supported Rx Buffer Sizes */ | 71 | /* Supported Rx Buffer Sizes */ |
| 72 | #define IXGBE_RXBUFFER_64 64 /* Used for packet split */ | 72 | #define IXGBE_RXBUFFER_512 512 /* Used for packet split */ |
| 73 | #define IXGBE_RXBUFFER_128 128 /* Used for packet split */ | ||
| 74 | #define IXGBE_RXBUFFER_256 256 /* Used for packet split */ | ||
| 75 | #define IXGBE_RXBUFFER_2048 2048 | 73 | #define IXGBE_RXBUFFER_2048 2048 |
| 76 | #define IXGBE_RXBUFFER_4096 4096 | 74 | #define IXGBE_RXBUFFER_4096 4096 |
| 77 | #define IXGBE_RXBUFFER_8192 8192 | 75 | #define IXGBE_RXBUFFER_8192 8192 |
| 78 | #define IXGBE_MAX_RXBUFFER 16384 /* largest size for a single descriptor */ | 76 | #define IXGBE_MAX_RXBUFFER 16384 /* largest size for a single descriptor */ |
| 79 | 77 | ||
| 80 | #define IXGBE_RX_HDR_SIZE IXGBE_RXBUFFER_256 | 78 | /* |
| 79 | * NOTE: netdev_alloc_skb reserves up to 64 bytes, NET_IP_ALIGN mans we | ||
| 80 | * reserve 2 more, and skb_shared_info adds an additional 384 bytes more, | ||
| 81 | * this adds up to 512 bytes of extra data meaning the smallest allocation | ||
| 82 | * we could have is 1K. | ||
| 83 | * i.e. RXBUFFER_512 --> size-1024 slab | ||
| 84 | */ | ||
| 85 | #define IXGBE_RX_HDR_SIZE IXGBE_RXBUFFER_512 | ||
| 81 | 86 | ||
| 82 | #define MAXIMUM_ETHERNET_VLAN_SIZE (ETH_FRAME_LEN + ETH_FCS_LEN + VLAN_HLEN) | 87 | #define MAXIMUM_ETHERNET_VLAN_SIZE (ETH_FRAME_LEN + ETH_FCS_LEN + VLAN_HLEN) |
| 83 | 88 | ||