[PATCH v6 09/13] drm/amd/display: Signal mode_changed if colorspace changed

[Harry Wentland]

We need to signal mode_changed to make sure we update the output
colorspace.

v2: No need to call drm_hdmi_avi_infoframe_colorimetry as DC does its
    own infoframe packing.

Signed-off-by: Harry Wentland <harry.wentl...@amd.com>
Reviewed-by: Leo Li <sunpeng...@amd.com>
Reviewed-by: Joshua Ashton <jos...@froggi.es>

Cc: Pekka Paalanen <ppaala...@gmail.com>
Cc: Sebastian Wick <sebastian.w...@redhat.com>
Cc: vitaly.pros...@amd.com
Cc: Uma Shankar <uma.shan...@intel.com>
Cc: Joshua Ashton <jos...@froggi.es>
Cc: Simon Ser <cont...@emersion.fr>
Cc: Melissa Wen <m...@igalia.com>
Cc: dri-de...@lists.freedesktop.org
Cc: amd-gfx@lists.freedesktop.org
---
 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c 
b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index bdda136235af..793ea29b4cfe 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -6699,6 +6699,14 @@ amdgpu_dm_connector_atomic_check(struct drm_connector 
*conn,
        if (!crtc)
                return 0;
 
+       if (new_con_state->colorspace != old_con_state->colorspace) {
+               new_crtc_state = drm_atomic_get_crtc_state(state, crtc);
+               if (IS_ERR(new_crtc_state))
+                       return PTR_ERR(new_crtc_state);
+
+               new_crtc_state->mode_changed = true;
+       }
+
        if (!drm_connector_atomic_hdr_metadata_equal(old_con_state, 
new_con_state)) {
                struct dc_info_packet hdr_infopacket;
 
@@ -6721,7 +6729,7 @@ amdgpu_dm_connector_atomic_check(struct drm_connector 
*conn,
                 * set is permissible, however. So only force a
                 * modeset if we're entering or exiting HDR.
                 */
-               new_crtc_state->mode_changed =
+               new_crtc_state->mode_changed = new_crtc_state->mode_changed ||
                        !old_con_state->hdr_output_metadata ||
                        !new_con_state->hdr_output_metadata;
        }
-- 
2.41.0