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authorKrunoslav Kovac <krunoslav.kovac@amd.com>2023-07-31 16:46:14 -0400
committerAlex Deucher <alexander.deucher@amd.com>2023-08-15 18:08:28 -0400
commitd288c87151a176cda322e8ae19ec307353706cc3 (patch)
tree635f026e9e70d3f1cb27f3b1c1e3307f8b4b691d /drivers/gpu/drm/amd/display/dc/dcn20
parentaa298b30ce566bb7fe0d5967d3d864cf636d8e4f (diff)
drm/amd/display: Gamut remap only changes missed
[WHY&HOW] If surface format is dynamically changed within app without changing timing / whole plane, we don't reprogram gamut remap matrix. Issue example: Linear FP16 scRGB going to PQ+BT.2020 monitor. Remap = scRGB->BT.2020 App switches swapchain format to 10-bit PQ+BT.2020. SW calculates correctly that new Remap = bypass (in=-out=BT.2020). But update not applied in HW. Reviewed-by: Jun Lei <jun.lei@amd.com> Acked-by: Stylon Wang <stylon.wang@amd.com> Signed-off-by: Krunoslav Kovac <krunoslav.kovac@amd.com> Tested-by: Daniel Wheeler <daniel.wheeler@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn20')
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
index b196b7ff1a0d..65fa9e21ad9c 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
@@ -1638,6 +1638,7 @@ static void dcn20_update_dchubp_dpp(
if (pipe_ctx->update_flags.bits.enable || pipe_ctx->update_flags.bits.opp_changed
|| pipe_ctx->update_flags.bits.plane_changed
|| pipe_ctx->stream->update_flags.bits.gamut_remap
+ || plane_state->update_flags.bits.gamut_remap_change
|| pipe_ctx->stream->update_flags.bits.out_csc) {
/* dpp/cm gamut remap*/
dc->hwss.program_gamut_remap(pipe_ctx);