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atl1c: enlarge L1 response waiting timer

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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@qca.qualcomm.com>
Tested-by: Liu David <dwliu@qca.qualcomm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Huang, Xiong 2012-04-30 15:38:54 +00:00 committed by David S. Miller
parent 229e6b6e9c
commit f56fa56737
1 changed files with 1 additions and 1 deletions
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2
drivers/net/ethernet/atheros/atl1c/atl1c_hw.h
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@ -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