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authorBruce Allan <bruce.w.allan@intel.com>2011-03-19 00:27:20 +0000
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2011-04-13 19:17:06 -0700
commit1bba4386ab4f67a53c9649268dd9c83bc6110a9b (patch)
tree5519c317c5f2828422c7cb44fa6251bae5b5aff9 /drivers/net/e1000e/phy.c
parent563988dcfe706457ec7049d59e18d6147179bb0a (diff)
downloadlinux-1bba4386ab4f67a53c9649268dd9c83bc6110a9b.tar.gz
e1000e: convert short duration msleep() to usleep_range()
With durations less than 20ms, the jiffies or legacy timer backed msleep()
may sleep ~20ms which might not be what the caller expects.  Instead, it
is recommended to use the hrtimers backed usleep_range().  For more, see
Documentation/timers/timers-howto.txt.  Issues reported by checkpatch.

In addition, remove unnecessary sleep in e1000e_write_nvm_spi().

Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/e1000e/phy.c')
-rw-r--r--drivers/net/e1000e/phy.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/e1000e/phy.c b/drivers/net/e1000e/phy.c
index 6ae31fcfb629..484774c13c21 100644
--- a/drivers/net/e1000e/phy.c
+++ b/drivers/net/e1000e/phy.c
@@ -2372,7 +2372,7 @@ s32 e1000e_determine_phy_address(struct e1000_hw *hw)
 				ret_val = 0;
 				goto out;
 			}
-			msleep(1);
+			usleep_range(1000, 2000);
 			i++;
 		} while (i < 10);
 	}
@@ -2740,7 +2740,7 @@ void e1000_power_down_phy_copper(struct e1000_hw *hw)
 	e1e_rphy(hw, PHY_CONTROL, &mii_reg);
 	mii_reg |= MII_CR_POWER_DOWN;
 	e1e_wphy(hw, PHY_CONTROL, mii_reg);
-	msleep(1);
+	usleep_range(1000, 2000);
 }
 
 /**