[RFC,30/40] drm/amd/display: mark plane as needing reset if plane color mgmt changes

Message ID 20230423141051.702990-31-mwen@igalia.com
State New
Headers
Series drm/amd/display: add AMD driver-specific properties for color mgmt |

Commit Message

Melissa Wen April 23, 2023, 2:10 p.m. UTC
  We took a similar path for CRTC color mgmt changes, since we remap CRTC
degamma to plane/DPP block. Here we can use the status of
`plane->color_mgmt_changed` to detect when a plane color property
changed and recreate the plane accordingly.

Co-developed-by: Joshua Ashton <joshua@froggi.es>
Signed-off-by: Joshua Ashton <joshua@froggi.es>
Signed-off-by: Melissa Wen <mwen@igalia.com>
---
 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 3 +++
 1 file changed, 3 insertions(+)
  

Patch

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 760080e4a4da..1dac311cab67 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -9441,6 +9441,9 @@  static bool should_reset_plane(struct drm_atomic_state *state,
 	if (drm_atomic_crtc_needs_modeset(new_crtc_state))
 		return true;
 
+	if (new_plane_state->color_mgmt_changed)
+		return true;
+
 	/*
 	 * If there are any new primary or overlay planes being added or
 	 * removed then the z-order can potentially change. To ensure