diff options
| author | Jon Medhurst <tixy@linaro.org> | 2016-01-11 18:13:52 +0000 |
|---|---|---|
| committer | Jon Medhurst <tixy@linaro.org> | 2016-06-13 09:30:43 +0100 |
| commit | 733aa38a240f2303a12fa770139e623008568113 (patch) | |
| tree | ba9272da27c886089e5b172b4a3808aafb58d22a | |
| parent | ec5a8a2fcf7ada44e5a3992f40519b60b43f02bb (diff) | |
drm: hdlcd: Make panning wait for old frame to not be used
Because Android will imediately start reusing the old frame.
Signed-off-by: Jon Medhurst <tixy@linaro.org>
| -rw-r--r-- | drivers/gpu/drm/arm/hdlcd_fb_helper.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/arm/hdlcd_fb_helper.c b/drivers/gpu/drm/arm/hdlcd_fb_helper.c index 6792de4f91ad..fb05ce1bad84 100644 --- a/drivers/gpu/drm/arm/hdlcd_fb_helper.c +++ b/drivers/gpu/drm/arm/hdlcd_fb_helper.c @@ -430,7 +430,9 @@ static int hdlcd_fb_helper_pan_display(struct fb_var_screeninfo *var, hdlcd_write(hdlcd, HDLCD_REG_FB_BASE, scanout_start); - return ret; + hdlcd_wait_for_frame_completion(helper->dev); + + return 0; } static struct fb_ops hdlcd_drm_fbdev_ops = { |