From: Stylon Wang <stylon.w...@amd.com>
[Why]
CTM was only supported at CRTC level and we need color space conversion
in linear space at plane level.
[How]
- Add plane-level CTM to dc interface
- Program plane-level CTM in DCN
Signed-off-by: Stylon Wang <stylon.w...@amd.com>
Reviewed-by: Nicholas Kazlauskas <nicholas.kazlaus...@amd.com>
Acked-by: Rodrigo Siqueira <rodrigo.sique...@amd.com>
---
drivers/gpu/drm/amd/display/dc/core/dc.c | 10 +++++++++-
drivers/gpu/drm/amd/display/dc/dc.h | 3 +++
.../gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c | 6 ++++++
3 files changed, 18 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c
b/drivers/gpu/drm/amd/display/dc/core/dc.c
index 1a2c2e3dd6d2..f21bbb295ad3 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -1726,6 +1726,9 @@ static enum surface_update_type det_surface_update(const
struct dc *dc,
if (u->coeff_reduction_factor)
update_flags->bits.coeff_reduction_change = 1;
+ if (u->gamut_remap_matrix)
+ update_flags->bits.gamut_remap_change = 1;
+
if (u->gamma) {
enum surface_pixel_format format =
SURFACE_PIXEL_FORMAT_GRPH_BEGIN;
@@ -1751,7 +1754,8 @@ static enum surface_update_type det_surface_update(const
struct dc *dc,
if (update_flags->bits.input_csc_change
|| update_flags->bits.coeff_reduction_change
- || update_flags->bits.gamma_change) {
+ || update_flags->bits.gamma_change
+ || update_flags->bits.gamut_remap_change) {
type = UPDATE_TYPE_FULL;
elevate_update_type(&overall_type, type);
}
@@ -1996,6 +2000,10 @@ static void copy_surface_update_to_plane(
if (srf_update->coeff_reduction_factor)
surface->coeff_reduction_factor =
*srf_update->coeff_reduction_factor;
+
+ if (srf_update->gamut_remap_matrix)
+ surface->gamut_remap_matrix =
+ *srf_update->gamut_remap_matrix;
}
static void copy_stream_update_to_stream(struct dc *dc,
diff --git a/drivers/gpu/drm/amd/display/dc/dc.h
b/drivers/gpu/drm/amd/display/dc/dc.h
index 52c7c06d1fde..92123b0d1196 100644
--- a/drivers/gpu/drm/amd/display/dc/dc.h
+++ b/drivers/gpu/drm/amd/display/dc/dc.h
@@ -726,6 +726,7 @@ union surface_update_flags {
uint32_t output_tf_change:1;
uint32_t pixel_format_change:1;
uint32_t plane_size_change:1;
+ uint32_t gamut_remap_change:1;
/* Full updates */
uint32_t new_plane:1;
@@ -760,6 +761,7 @@ struct dc_plane_state {
struct dc_csc_transform input_csc_color_matrix;
struct fixed31_32 coeff_reduction_factor;
struct fixed31_32 hdr_mult;
+ struct colorspace_transform gamut_remap_matrix;
// TODO: No longer used, remove
struct dc_hdr_static_metadata hdr_static_ctx;
@@ -839,6 +841,7 @@ struct dc_surface_update {
const struct dc_transfer_func *func_shaper;
const struct dc_3dlut *lut3d_func;
const struct dc_transfer_func *blend_tf;
+ const struct colorspace_transform *gamut_remap_matrix;
};
/*
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
index 9cc3314966bd..0be010085575 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
@@ -2004,6 +2004,12 @@ void dcn10_program_gamut_remap(struct pipe_ctx *pipe_ctx)
for (i = 0; i < CSC_TEMPERATURE_MATRIX_SIZE; i++)
adjust.temperature_matrix[i] =
pipe_ctx->stream->gamut_remap_matrix.matrix[i];
+ } else if (pipe_ctx->plane_state &&
+ pipe_ctx->plane_state->gamut_remap_matrix.enable_remap ==
true) {
+ adjust.gamut_adjust_type = GRAPHICS_GAMUT_ADJUST_TYPE_SW;
+ for (i = 0; i < CSC_TEMPERATURE_MATRIX_SIZE; i++)
+ adjust.temperature_matrix[i] =
+
pipe_ctx->plane_state->gamut_remap_matrix.matrix[i];
}
pipe_ctx->plane_res.dpp->funcs->dpp_set_gamut_remap(pipe_ctx->plane_res.dpp,
&adjust);
--
2.25.2
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