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| author | Alexander Duyck | 2011-07-15 04:31:25 +0200 |
|---|---|---|
| committer | Jeff Kirsher | 2011-08-19 14:57:43 +0200 |
| commit | d3d0023979c87ee00f61946deb08b6a1ebd0455d (patch) | |
| tree | 079507dd179c3c5f0ae4ac577895b8544fb013da /drivers/net/ethernet/intel/ixgbe/ixgbe.h | |
| parent | ixgbe - DDP last user buffer - error to warn (diff) | |
| download | kernel-qcow2-linux-d3d0023979c87ee00f61946deb08b6a1ebd0455d.tar.gz kernel-qcow2-linux-d3d0023979c87ee00f61946deb08b6a1ebd0455d.tar.xz kernel-qcow2-linux-d3d0023979c87ee00f61946deb08b6a1ebd0455d.zip | |
ixgbe: Refactor transmit map and cleanup routines
This patch implements a partial refactor of the TX map/queue and cleanup
routines. It merges the map and queue functionality and as a result
improves the transmit performance by avoiding unnecessary reads from memory.
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/ixgbe/ixgbe.h')
| -rw-r--r-- | drivers/net/ethernet/intel/ixgbe/ixgbe.h | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe.h b/drivers/net/ethernet/intel/ixgbe/ixgbe.h index e04a8e49e6dc..a12fd9f09c7d 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe.h @@ -96,6 +96,7 @@ #define IXGBE_TX_FLAGS_IPV4 (u32)(1 << 3) #define IXGBE_TX_FLAGS_FCOE (u32)(1 << 4) #define IXGBE_TX_FLAGS_FSO (u32)(1 << 5) +#define IXGBE_TX_FLAGS_MAPPED_AS_PAGE (u32)(1 << 6) #define IXGBE_TX_FLAGS_VLAN_MASK 0xffff0000 #define IXGBE_TX_FLAGS_VLAN_PRIO_MASK 0x0000e000 #define IXGBE_TX_FLAGS_VLAN_SHIFT 16 @@ -141,14 +142,14 @@ struct vf_macvlans { /* wrapper around a pointer to a socket buffer, * so a DMA handle can be stored along with the buffer */ struct ixgbe_tx_buffer { - struct sk_buff *skb; - dma_addr_t dma; + union ixgbe_adv_tx_desc *next_to_watch; unsigned long time_stamp; - u16 length; - u16 next_to_watch; - unsigned int bytecount; + dma_addr_t dma; + u32 length; + u32 tx_flags; + struct sk_buff *skb; + u32 bytecount; u16 gso_segs; - u8 mapped_as_page; }; struct ixgbe_rx_buffer { |