diff options
| author |   Huang, Xiong <xiong@qca.qualcomm.com> | 2012-04-17 19:32:35 +0000 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2012-04-18 15:35:31 -0400 |
| commit | c24588afc536a35c924d014f13b669b20ccf8553 (patch) | |
| tree | 6a274996cb0d562e57d2afb8f9fadeebf715c8a6 /drivers/net/ethernet/atheros/atl1c/atl1c_main.c | |
| parent | atl1c: remove dmaw_block (diff) | |
| download | linux-dev-c24588afc536a35c924d014f13b669b20ccf8553.tar.xz linux-dev-c24588afc536a35c924d014f13b669b20ccf8553.zip | |
atl1c: using fixed TXQ configuration for l2cb and l1c
using fixed TXQ config for l2cb and l1c regardless dmar_block
to make tx-DMA more stable.
register REG_TXQ_CTRL is refined as well.
Signed-off-by: xiong <xiong@qca.qualcomm.com>
Tested-by: Liu David <dwliu@qca.qualcomm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/atheros/atl1c/atl1c_main.c')
| -rw-r--r-- | drivers/net/ethernet/atheros/atl1c/atl1c_main.c | 13 |
1 files changed, 3 insertions, 10 deletions
diff --git a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c index a689e09be3c3..2458e4c8b8d9 100644 --- a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c +++ b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c @@ -1049,7 +1049,6 @@ static void atl1c_configure_tx(struct atl1c_adapter *adapter) u32 max_pay_load; u16 tx_offload_thresh; u32 txq_ctrl_data; - u32 max_pay_load_data; tx_offload_thresh = MAX_TX_OFFLOAD_THRESH; AT_WRITE_REG(hw, REG_TX_TSO_OFFLOAD_THRESH, @@ -1059,15 +1058,9 @@ static void atl1c_configure_tx(struct atl1c_adapter *adapter) DEVICE_CTRL_MAX_RREQ_SZ_MASK; hw->dmar_block = min_t(u32, max_pay_load, hw->dmar_block); - txq_ctrl_data = (hw->tpd_burst & TXQ_NUM_TPD_BURST_MASK) << - TXQ_NUM_TPD_BURST_SHIFT; - if (hw->ctrl_flags & ATL1C_TXQ_MODE_ENHANCE) - txq_ctrl_data |= TXQ_CTRL_ENH_MODE; - max_pay_load_data = (atl1c_pay_load_size[hw->dmar_block] & - TXQ_TXF_BURST_NUM_MASK) << TXQ_TXF_BURST_NUM_SHIFT; - if (hw->nic_type == athr_l2c_b || hw->nic_type == athr_l2c_b2) - max_pay_load_data >>= 1; - txq_ctrl_data |= max_pay_load_data; + txq_ctrl_data = + hw->nic_type == athr_l2c_b || hw->nic_type == athr_l2c_b2 ? + L2CB_TXQ_CFGV : L1C_TXQ_CFGV; AT_WRITE_REG(hw, REG_TXQ_CTRL, txq_ctrl_data); } |