diff options
| author | Arun R Murthy <arun.r.murthy@intel.com> | 2025-04-07 11:13:49 +0530 |
|---|---|---|
| committer | Suraj Kandpal <suraj.kandpal@intel.com> | 2025-05-09 15:30:41 +0530 |
| commit | 84953fc58a33ca2be61d2aa893108ab95320d37a (patch) | |
| tree | 5067c79a79bd13522e0d4daa43b3fea02986a2b2 | |
| parent | 01963b624e2b330d687201f864654ae0aee5460e (diff) | |
drm/i915/display: Indexed 8bit format does not support async flip
Async flip is not supported with Indexed 8 bit format as it depends on
LUT and can't be updated atomically.
Note: This may change the alignment for C8 framebuffers on some
platforms.
Signed-off-by: Arun R Murthy <arun.r.murthy@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Suraj Kandpal <suraj.kandpal@intel.com>
Link: https://lore.kernel.org/r/20250407-asyn-v13-5-b93ef83076c5@intel.com
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_atomic_plane.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_atomic_plane.c b/drivers/gpu/drm/i915/display/intel_atomic_plane.c index 3b9d3e1620cd..1bcfa5f4fd63 100644 --- a/drivers/gpu/drm/i915/display/intel_atomic_plane.c +++ b/drivers/gpu/drm/i915/display/intel_atomic_plane.c @@ -177,7 +177,8 @@ bool intel_plane_needs_physical(struct intel_plane *plane) bool intel_plane_can_async_flip(struct intel_plane *plane, u32 format, u64 modifier) { - if (intel_format_info_is_yuv_semiplanar(drm_format_info(format), modifier)) + if (intel_format_info_is_yuv_semiplanar(drm_format_info(format), modifier) || + format == DRM_FORMAT_C8) return false; return plane->can_async_flip && plane->can_async_flip(modifier); |