[PATCH] drm: vc4_hdmi: Replace long udelay with usleep_range

[Stefan Wahren]

Since we aren't in atomic context replace this long udelay with a
usleep_range.

Signed-off-by: Stefan Wahren <stefan.wahren at i2se.com>
---
 drivers/gpu/drm/vc4/vc4_hdmi.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c
index 984501e..1a6db29 100644
--- a/drivers/gpu/drm/vc4/vc4_hdmi.c
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
@@ -681,7 +681,7 @@ static void vc4_hdmi_encoder_enable(struct drm_encoder *encoder)
 			   drift & ~VC4_HDMI_FIFO_CTL_RECENTER);
 		HDMI_WRITE(VC4_HDMI_FIFO_CTL,
 			   drift | VC4_HDMI_FIFO_CTL_RECENTER);
-		udelay(1000);
+		usleep_range(1000, 1100);
 		HDMI_WRITE(VC4_HDMI_FIFO_CTL,
 			   drift & ~VC4_HDMI_FIFO_CTL_RECENTER);
 		HDMI_WRITE(VC4_HDMI_FIFO_CTL,
-- 
2.7.4