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| author | Chaitanya Kumar Borah <chaitanya.kumar.borah@intel.com> | 2025-05-23 11:50:40 +0530 |
|---|---|---|
| committer | Animesh Manna <animesh.manna@intel.com> | 2025-05-26 13:18:16 +0530 |
| commit | 88d7e284b24ee3e16b97630536c6aa06e58941db (patch) | |
| tree | d19918072d3c350caa9d50168753ce6e1effbd84 | |
| parent | d94a92b7d0a4424936b6a5aa25038a769cdd4ba8 (diff) | |
| download | linux-88d7e284b24ee3e16b97630536c6aa06e58941db.tar.gz linux-88d7e284b24ee3e16b97630536c6aa06e58941db.zip | |
drm/i915/color: Do not pre-load LUTs with DB registers
Since Double Buffered LUT registers can be written in active region
no need to preload them.
Signed-off-by: Chaitanya Kumar Borah <chaitanya.kumar.borah@intel.com>
Reviewed-by: Uma Shankar <uma.shankar@intel.com>
Signed-off-by: Animesh Manna <animesh.manna@intel.com>
Link: https://lore.kernel.org/r/20250523062041.166468-11-chaitanya.kumar.borah@intel.com
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_color.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_color.c b/drivers/gpu/drm/i915/display/intel_color.c index ac00b86798fb..671db6926e4c 100644 --- a/drivers/gpu/drm/i915/display/intel_color.c +++ b/drivers/gpu/drm/i915/display/intel_color.c @@ -2041,9 +2041,13 @@ void intel_color_wait_commit(const struct intel_crtc_state *crtc_state) static bool intel_can_preload_luts(struct intel_atomic_state *state, struct intel_crtc *crtc) { + struct intel_display *display = to_intel_display(state); const struct intel_crtc_state *old_crtc_state = intel_atomic_get_old_crtc_state(state, crtc); + if (HAS_DOUBLE_BUFFERED_LUT(display)) + return false; + return !old_crtc_state->post_csc_lut && !old_crtc_state->pre_csc_lut; } |