summaryrefslogtreecommitdiffstats
path: root/drivers/staging/imx-drm
diff options
context:
space:
mode:
authorPhilipp Zabel2014-02-25 12:43:42 +0100
committerGreg Kroah-Hartman2014-02-27 21:41:10 +0100
commit1f15b69b597087937f370179661cc468f46ce545 (patch)
treed12fb19aaf2d7788025485d269241b0a67655b2b /drivers/staging/imx-drm
parentimx-drm: Move IPU_PIX_FMT_GBR24 definition into imx-ipu-v3.h (diff)
downloadkernel-qcow2-linux-1f15b69b597087937f370179661cc468f46ce545.tar.gz
kernel-qcow2-linux-1f15b69b597087937f370179661cc468f46ce545.tar.xz
kernel-qcow2-linux-1f15b69b597087937f370179661cc468f46ce545.zip
imx-drm: ipu-dc: Use usleep_range instead of msleep
Since msleep(2) can sleep up to 20ms anyway, make this explicit by using usleep_range(2000, 20000). Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/imx-drm')
-rw-r--r--drivers/staging/imx-drm/ipu-v3/ipu-dc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/staging/imx-drm/ipu-v3/ipu-dc.c b/drivers/staging/imx-drm/ipu-v3/ipu-dc.c
index d0e3bc3c53e7..d5de8bb5c803 100644
--- a/drivers/staging/imx-drm/ipu-v3/ipu-dc.c
+++ b/drivers/staging/imx-drm/ipu-v3/ipu-dc.c
@@ -262,7 +262,7 @@ void ipu_dc_disable_channel(struct ipu_dc *dc)
/* Wait for DC triple buffer to empty */
while ((readl(priv->dc_reg + DC_STAT) & val) != val) {
- msleep(2);
+ usleep_range(2000, 20000);
timeout -= 2;
if (timeout <= 0)
break;