Commit 4eeae6fd authored by PJ Waskiewicz's avatar PJ Waskiewicz Committed by Jeff Garzik
Browse files

ixgbe: use different context for tso and offload



Change TSO offloads to use a different context than VLAN insertion
and Tx checksumming.  Hardware has separate registers internally for
storing these so use them.
Signed-off-by: default avatarPeter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com>
Signed-off-by: default avatarJesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: default avatarJeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: default avatarJeff Garzik <jgarzik@redhat.com>
parent cc41ac7c
......@@ -3126,6 +3126,8 @@ static int ixgbe_tso(struct ixgbe_adapter *adapter,
mss_l4len_idx |=
(skb_shinfo(skb)->gso_size << IXGBE_ADVTXD_MSS_SHIFT);
mss_l4len_idx |= (l4len << IXGBE_ADVTXD_L4LEN_SHIFT);
/* use index 1 for TSO */
mss_l4len_idx |= (1 << IXGBE_ADVTXD_IDX_SHIFT);
context_desc->mss_l4len_idx = cpu_to_le32(mss_l4len_idx);
tx_buffer_info->time_stamp = jiffies;
......@@ -3198,6 +3200,7 @@ static bool ixgbe_tx_csum(struct ixgbe_adapter *adapter,
}
context_desc->type_tucmd_mlhl = cpu_to_le32(type_tucmd_mlhl);
/* use index zero for tx checksum offload */
context_desc->mss_l4len_idx = 0;
tx_buffer_info->time_stamp = jiffies;
......@@ -3306,6 +3309,8 @@ static void ixgbe_tx_queue(struct ixgbe_adapter *adapter,
olinfo_status |= IXGBE_TXD_POPTS_TXSM <<
IXGBE_ADVTXD_POPTS_SHIFT;
/* use index 1 context for tso */
olinfo_status |= (1 << IXGBE_ADVTXD_IDX_SHIFT);
if (tx_flags & IXGBE_TX_FLAGS_IPV4)
olinfo_status |= IXGBE_TXD_POPTS_IXSM <<
IXGBE_ADVTXD_POPTS_SHIFT;
......
Supports Markdown
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment