From d8eb9de42320a0d02bd12118a8ac51d14bcaf5e1 Mon Sep 17 00:00:00 2001 From: Stefan Wahren Date: Sat, 24 Feb 2018 13:38:14 +0100 Subject: [PATCH] drm/vc4: Replace long HDMI udelay with usleep_range Since we aren't in atomic context replace this long udelay with a usleep_range. Signed-off-by: Stefan Wahren Signed-off-by: Eric Anholt Reviewed-by: Eric Anholt Link: https://patchwork.freedesktop.org/patch/msgid/1519475894-11701-1-git-send-email-stefan.wahren@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