From mboxrd@z Thu Jan 1 00:00:00 1970 From: xiong Subject: [PATCH 09/10] atl1c: Disable L0S when no cable link Date: Tue, 1 May 2012 09:38:57 +0800 Message-ID: <1335836338-9425-10-git-send-email-xiong@qca.qualcomm.com> References: <1335836338-9425-1-git-send-email-xiong@qca.qualcomm.com> Mime-Version: 1.0 Content-Type: text/plain Cc: , , xiong To: , , Return-path: In-Reply-To: <1335836338-9425-1-git-send-email-xiong@qca.qualcomm.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org L0S might be unstable if no cable link, only enable it when link up. Signed-off-by: xiong Tested-by: Liu David --- drivers/net/ethernet/atheros/atl1c/atl1c_main.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c index e6c62d0..05ce8ec 100644 --- a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c +++ b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c @@ -1326,7 +1326,7 @@ static void atl1c_set_aspm(struct atl1c_hw *hw, u16 link_speed) } /* L0S/L1 enable */ - if (hw->ctrl_flags & ATL1C_ASPM_L0S_SUPPORT) + if ((hw->ctrl_flags & ATL1C_ASPM_L0S_SUPPORT) && link_speed != SPEED_0) pm_ctrl_data |= PM_CTRL_ASPM_L0S_EN | PM_CTRL_MAC_ASPM_CHK; if (hw->ctrl_flags & ATL1C_ASPM_L1_SUPPORT) pm_ctrl_data |= PM_CTRL_ASPM_L1_EN | PM_CTRL_MAC_ASPM_CHK; -- 1.7.7