diff mbox

regulator: use usleep_range() instead of mdelay()/udelay()

Message ID 4EF18515.9030800@linaro.org
State New
Headers show

Commit Message

Dmitry Antipov Dec. 21, 2011, 7:04 a.m. UTC
From 00753f3d48c4b6c45c1778c3e37bc9949ed79e77 Mon Sep 17 00:00:00 2001
From: Dmitry Antipov <dmitry.antipov@linaro.org>
Date: Wed, 21 Dec 2011 11:01:42 +0400
Subject: [PATCH] regulator: use usleep_range() instead of mdelay()/udelay()

---
  drivers/regulator/core.c |    7 +------
  1 files changed, 1 insertions(+), 6 deletions(-)

Comments

Mark Brown Dec. 23, 2011, 3:31 p.m. UTC | #1
On Wed, Dec 21, 2011 at 11:04:53AM +0400, Dmitry Antipov wrote:
> From 00753f3d48c4b6c45c1778c3e37bc9949ed79e77 Mon Sep 17 00:00:00 2001
> From: Dmitry Antipov <dmitry.antipov@linaro.org>
> Date: Wed, 21 Dec 2011 11:01:42 +0400
> Subject: [PATCH] regulator: use usleep_range() instead of mdelay()/udelay()

Follow the instructions in Documentation/SubmittingPatches.

> -			if (delay >= 1000) {
> -				mdelay(delay / 1000);
> -				udelay(delay % 1000);
> -			} else if (delay) {
> -				udelay(delay);
> -			}
> +			usleep_range(delay, delay + 1000);

These two aren't obviously equivalent in several respects and you
haven't provided any explanation for what you're trying to accomplish.
diff mbox

Patch

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 938398f..183ded8 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -1379,12 +1379,7 @@  static int _regulator_enable(struct regulator_dev *rdev)

  			trace_regulator_enable_delay(rdev_get_name(rdev));

-			if (delay >= 1000) {
-				mdelay(delay / 1000);
-				udelay(delay % 1000);
-			} else if (delay) {
-				udelay(delay);
-			}
+			usleep_range(delay, delay + 1000);

  			trace_regulator_enable_complete(rdev_get_name(rdev));