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Date: Sat, 28 Apr 2012 09:58:41 +0800 From: xiong <xiong@....qualcomm.com> To: <davem@...emloft.net>, <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org> CC: <qca-linux-team@...lcomm.com>, <nic-devel@...lcomm.com>, xiong <xiong@....qualcomm.com> Subject: [PATCH 06/10] atl1c: enlarge L1 response waiting timer The hardware incorrectly process L0S/L1 entrance if the chipset/root response after specific/shorter timer and cause system hang. Enlarge the timeout value to avoid this issue. Signed-off-by: xiong <xiong@....qualcomm.com> Tested-by: Liu David <dwliu@....qualcomm.com> --- drivers/net/ethernet/atheros/atl1c/atl1c_hw.h | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/net/ethernet/atheros/atl1c/atl1c_hw.h b/drivers/net/ethernet/atheros/atl1c/atl1c_hw.h index 21a5bc1..17d935b 100644 --- a/drivers/net/ethernet/atheros/atl1c/atl1c_hw.h +++ b/drivers/net/ethernet/atheros/atl1c/atl1c_hw.h @@ -157,7 +157,7 @@ void atl1c_post_phy_linkchg(struct atl1c_hw *hw, u16 link_speed); #define PM_CTRL_PM_REQ_TIMER_MASK 0xFUL #define PM_CTRL_PM_REQ_TIMER_SHIFT 20 /* pm_request_l1 time > @ * ->L0s not L1 */ -#define PM_CTRL_PM_REQ_TO_DEF 0xC +#define PM_CTRL_PM_REQ_TO_DEF 0xF #define PMCTRL_TXL1_AFTER_L0S BIT(19) /* l1dv2.0+ */ #define L1D_PMCTRL_L1_ENTRY_TM_MASK 7UL /* l1dv2.0+, 3bits */ #define L1D_PMCTRL_L1_ENTRY_TM_SHIFT 16 -- 1.7.7 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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