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drm/amd/display: Have DC manage its own allocation of gamma

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Creating plane will also allocate gamma and input TF
Creating stream will also allocate outputTF

Fix issue with gamma not applied
OS may call SetGamma before surface committed, so need to store
in target and apply later.

Signed-off-by: Anthony Koo <Anthony.Koo@amd.com>
Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Anthony Koo 2018-03-27 16:43:56 -04:00 committed by Alex Deucher
parent 754e367320
commit e43a432c01
4 changed files with 15 additions and 10 deletions
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6
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
View File

@ -2200,7 +2200,6 @@ fill_stream_properties_from_drm_display_mode(struct dc_stream_state *stream,
const struct drm_connector *connector)
{
struct dc_crtc_timing *timing_out = &stream->timing;
struct dc_transfer_func *tf = dc_create_transfer_func();
memset(timing_out, 0, sizeof(struct dc_crtc_timing));
@ -2244,9 +2243,8 @@ fill_stream_properties_from_drm_display_mode(struct dc_stream_state *stream,
stream->output_color_space = get_output_color_space(timing_out);
tf->type = TF_TYPE_PREDEFINED;
tf->tf = TRANSFER_FUNCTION_SRGB;
stream->out_transfer_func = tf;
stream->out_transfer_func->type = TF_TYPE_PREDEFINED;
stream->out_transfer_func->tf = TRANSFER_FUNCTION_SRGB;
}
static void fill_audio_info(struct audio_info *audio_info,

6
drivers/gpu/drm/amd/display/dc/core/dc_stream.c
View File

@ -101,14 +101,16 @@ static void construct(struct dc_stream_state *stream,
stream->status.link = stream->sink->link;
update_stream_signal(stream);
stream->out_transfer_func = dc_create_transfer_func();
stream->out_transfer_func->type = TF_TYPE_BYPASS;
}
static void destruct(struct dc_stream_state *stream)
{
dc_sink_release(stream->sink);
if (stream->out_transfer_func != NULL) {
dc_transfer_func_release(
stream->out_transfer_func);
dc_transfer_func_release(stream->out_transfer_func);
stream->out_transfer_func = NULL;
}
}

8
drivers/gpu/drm/amd/display/dc/core/dc_surface.c
View File

@ -38,6 +38,12 @@
static void construct(struct dc_context *ctx, struct dc_plane_state *plane_state)
{
plane_state->ctx = ctx;
plane_state->gamma_correction = dc_create_gamma();
plane_state->gamma_correction->is_identity = true;
plane_state->in_transfer_func = dc_create_transfer_func();
plane_state->in_transfer_func->type = TF_TYPE_BYPASS;
}
static void destruct(struct dc_plane_state *plane_state)
@ -175,7 +181,7 @@ void dc_transfer_func_release(struct dc_transfer_func *tf)
kref_put(&tf->refcount, dc_transfer_func_free);
}
struct dc_transfer_func *dc_create_transfer_func(void)
struct dc_transfer_func *dc_create_transfer_func()
{
struct dc_transfer_func *tf = kzalloc(sizeof(*tf), GFP_KERNEL);

5
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
View File

@ -956,9 +956,8 @@ static bool dcn10_set_input_transfer_func(struct pipe_ctx *pipe_ctx,
tf = plane_state->in_transfer_func;
if (plane_state->gamma_correction &&
plane_state->gamma_correction->is_identity)
dpp_base->funcs->dpp_set_degamma(dpp_base, IPP_DEGAMMA_MODE_BYPASS);
else if (plane_state->gamma_correction && dce_use_lut(plane_state->format))
!plane_state->gamma_correction->is_identity
&& dce_use_lut(plane_state->format))
dpp_base->funcs->dpp_program_input_lut(dpp_base, plane_state->gamma_correction);
if (tf == NULL)