From: Huang, Xiong Date: Wed, 18 Apr 2012 22:01:21 +0000 (+0000) Subject: atl1c: threshold for ASPM is changed based on chip capability X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=9c5282180bab47991f45fe561d5340847fef2bd9;p=~shefty%2Frdma-dev.git atl1c: threshold for ASPM is changed based on chip capability threshold setting to control ASPM for diff chips are different. currently, all gigabit-capability chips have limited-ASPM under 100M throughput. Signed-off-by: xiong Tested-by: Liu David Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c index 02754ac1306..2e1c9f39ff9 100644 --- a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c +++ b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c @@ -1080,9 +1080,10 @@ static void atl1c_configure_rx(struct atl1c_adapter *adapter) if (hw->ctrl_flags & ATL1C_RX_IPV6_CHKSUM) rxq_ctrl_data |= IPV6_CHKSUM_CTRL_EN; - if (hw->ctrl_flags & ATL1C_ASPM_CTRL_MON) - rxq_ctrl_data |= (ASPM_THRUPUT_LIMIT_1M & - ASPM_THRUPUT_LIMIT_MASK) << ASPM_THRUPUT_LIMIT_SHIFT; + /* aspm for gigabit */ + if (hw->nic_type != athr_l1d_2 && (hw->device_id & 1) != 0) + rxq_ctrl_data = FIELD_SETX(rxq_ctrl_data, ASPM_THRUPUT_LIMIT, + ASPM_THRUPUT_LIMIT_100M); AT_WRITE_REG(hw, REG_RXQ_CTRL, rxq_ctrl_data); }