lkml.org 
[lkml]   [2012]   [Apr]   [30]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 06/10] atl1c: enlarge L1 response waiting timer
Date
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>
---
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


\
 
 \ /
  Last update: 2012-05-01 04:01    [from the cache]
©2003-2011 Jasper Spaans