From: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
Test whether the pixel format changes in the mode set handler, and
perform a full mode set instead of a mode set base if it does.
Signed-off-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/drm_crtc_helper.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c
index 7b2d378..e974f93 100644
--- a/drivers/gpu/drm/drm_crtc_helper.c
+++ b/drivers/gpu/drm/drm_crtc_helper.c
@@ -648,6 +648,9 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
} else if (set->fb->bits_per_pixel !=
set->crtc->fb->bits_per_pixel) {
mode_changed = true;
+ } else if (set->fb->pixel_format !=
+ set->crtc->fb->pixel_format) {
+ mode_changed = true;
} else
fb_changed = true;
}
--
1.8.1.5
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