diff mbox

[dpdk-dev,09/16] e1000/base: increase LANPHYPC low duration

Message ID 1479921780-9813-10-git-send-email-wenzhuo.lu@intel.com (mailing list archive)
State Accepted, archived
Delegated to: Ferruh Yigit
Headers

Checks

Context Check Description
checkpatch/checkpatch success coding style OK

Commit Message

Wenzhuo Lu Nov. 23, 2016, 5:22 p.m. UTC 
  LANPHYPC low duration of 10 usec was too low for some
corner cases causing interface mismatches during Ultra
Low Power (ULP) exit. This patch increases the duration
to 1 msec which should be enough.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
---
 drivers/net/e1000/base/e1000_ich8lan.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox

Patch

diff --git a/drivers/net/e1000/base/e1000_ich8lan.c b/drivers/net/e1000/base/e1000_ich8lan.c
index 212526f..0ac982c 100644
--- a/drivers/net/e1000/base/e1000_ich8lan.c
+++ b/drivers/net/e1000/base/e1000_ich8lan.c
@@ -277,7 +277,7 @@  STATIC void e1000_toggle_lanphypc_pch_lpt(struct e1000_hw *hw)
 	mac_reg &= ~E1000_CTRL_LANPHYPC_VALUE;
 	E1000_WRITE_REG(hw, E1000_CTRL, mac_reg);
 	E1000_WRITE_FLUSH(hw);
-	usec_delay(10);
+	msec_delay(1);
 	mac_reg &= ~E1000_CTRL_LANPHYPC_OVERRIDE;
 	E1000_WRITE_REG(hw, E1000_CTRL, mac_reg);
 	E1000_WRITE_FLUSH(hw);