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drm/amd/display: Add function to set dither option

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Signed-off-by: Ding Wang <Ding.Wang@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Ding Wang 2017-04-25 10:03:27 -04:00 committed by Alex Deucher
parent 7cc9e7a68a
commit 529cad0f94
9 changed files with 160 additions and 58 deletions
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41
drivers/gpu/drm/amd/display/dc/core/dc.c
View File

@ -363,6 +363,44 @@ static void set_test_pattern(
cust_pattern_size);
}
void set_dither_option(const struct dc_stream *dc_stream,
enum dc_dither_option option)
{
struct core_stream *stream = DC_STREAM_TO_CORE(dc_stream);
struct bit_depth_reduction_params params;
struct core_link *core_link = DC_LINK_TO_CORE(stream->status.link);
struct pipe_ctx *pipes =
core_link->dc->current_context->res_ctx.pipe_ctx;
memset(&params, 0, sizeof(params));
if (!stream)
return;
if (option > DITHER_OPTION_MAX)
return;
if (option == DITHER_OPTION_DEFAULT) {
switch (stream->public.timing.display_color_depth) {
case COLOR_DEPTH_666:
stream->public.dither_option = DITHER_OPTION_SPATIAL6;
break;
case COLOR_DEPTH_888:
stream->public.dither_option = DITHER_OPTION_SPATIAL8;
break;
case COLOR_DEPTH_101010:
stream->public.dither_option = DITHER_OPTION_SPATIAL10;
break;
default:
option = DITHER_OPTION_DISABLE;
}
} else {
stream->public.dither_option = option;
}
resource_build_bit_depth_reduction_params(stream,
&params);
stream->bit_depth_params = params;
pipes->opp->funcs->
opp_program_bit_depth_reduction(pipes->opp, &params);
}
static void allocate_dc_stream_funcs(struct core_dc *core_dc)
{
core_dc->public.stream_funcs.stream_update_scaling = stream_update_scaling;
@ -380,6 +418,9 @@ static void allocate_dc_stream_funcs(struct core_dc *core_dc)
core_dc->public.stream_funcs.set_gamut_remap =
set_gamut_remap;
core_dc->public.stream_funcs.set_dither_option =
set_dither_option;
core_dc->public.link_funcs.set_drive_settings =
set_drive_settings;

4
drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
View File

@ -11,6 +11,7 @@
#include "dpcd_defs.h"
#include "core_dc.h"
#include "resource.h"
/* maximum pre emphasis level allowed for each voltage swing level*/
static const enum dc_pre_emphasis voltage_swing_to_pre_emphasis[] = {
@ -2245,8 +2246,7 @@ static void set_crtc_test_pattern(struct core_link *link,
case DP_TEST_PATTERN_VIDEO_MODE:
{
/* restore bitdepth reduction */
link->dc->res_pool->funcs->
build_bit_depth_reduction_params(pipe_ctx->stream,
resource_build_bit_depth_reduction_params(pipe_ctx->stream,
&params);
pipe_ctx->stream->bit_depth_params = params;
pipe_ctx->opp->funcs->

110
drivers/gpu/drm/amd/display/dc/core/dc_resource.c
View File

@ -2246,3 +2246,113 @@ bool pipe_need_reprogram(
return false;
}
void resource_build_bit_depth_reduction_params(const struct core_stream *stream,
struct bit_depth_reduction_params *fmt_bit_depth)
{
enum dc_dither_option option = stream->public.dither_option;
enum dc_pixel_encoding pixel_encoding =
stream->public.timing.pixel_encoding;
memset(fmt_bit_depth, 0, sizeof(*fmt_bit_depth));
if (option == DITHER_OPTION_DISABLE)
return;
if (option == DITHER_OPTION_TRUN6) {
fmt_bit_depth->flags.TRUNCATE_ENABLED = 1;
fmt_bit_depth->flags.TRUNCATE_DEPTH = 0;
} else if (option == DITHER_OPTION_TRUN8 ||
option == DITHER_OPTION_TRUN8_SPATIAL6 ||
option == DITHER_OPTION_TRUN8_FM6) {
fmt_bit_depth->flags.TRUNCATE_ENABLED = 1;
fmt_bit_depth->flags.TRUNCATE_DEPTH = 1;
} else if (option == DITHER_OPTION_TRUN10 ||
option == DITHER_OPTION_TRUN10_SPATIAL6 ||
option == DITHER_OPTION_TRUN10_SPATIAL8 ||
option == DITHER_OPTION_TRUN10_FM8 ||
option == DITHER_OPTION_TRUN10_FM6 ||
option == DITHER_OPTION_TRUN10_SPATIAL8_FM6) {
fmt_bit_depth->flags.TRUNCATE_ENABLED = 1;
fmt_bit_depth->flags.TRUNCATE_DEPTH = 2;
}
/* special case - Formatter can only reduce by 4 bits at most.
* When reducing from 12 to 6 bits,
* HW recommends we use trunc with round mode
* (if we did nothing, trunc to 10 bits would be used)
* note that any 12->10 bit reduction is ignored prior to DCE8,
* as the input was 10 bits.
*/
if (option == DITHER_OPTION_SPATIAL6_FRAME_RANDOM ||
option == DITHER_OPTION_SPATIAL6 ||
option == DITHER_OPTION_FM6) {
fmt_bit_depth->flags.TRUNCATE_ENABLED = 1;
fmt_bit_depth->flags.TRUNCATE_DEPTH = 2;
fmt_bit_depth->flags.TRUNCATE_MODE = 1;
}
/* spatial dither
* note that spatial modes 1-3 are never used
*/
if (option == DITHER_OPTION_SPATIAL6_FRAME_RANDOM ||
option == DITHER_OPTION_SPATIAL6 ||
option == DITHER_OPTION_TRUN10_SPATIAL6 ||
option == DITHER_OPTION_TRUN8_SPATIAL6) {
fmt_bit_depth->flags.SPATIAL_DITHER_ENABLED = 1;
fmt_bit_depth->flags.SPATIAL_DITHER_DEPTH = 0;
fmt_bit_depth->flags.HIGHPASS_RANDOM = 1;
fmt_bit_depth->flags.RGB_RANDOM =
(pixel_encoding == PIXEL_ENCODING_RGB) ? 1 : 0;
} else if (option == DITHER_OPTION_SPATIAL8_FRAME_RANDOM ||
option == DITHER_OPTION_SPATIAL8 ||
option == DITHER_OPTION_SPATIAL8_FM6 ||
option == DITHER_OPTION_TRUN10_SPATIAL8 ||
option == DITHER_OPTION_TRUN10_SPATIAL8_FM6) {
fmt_bit_depth->flags.SPATIAL_DITHER_ENABLED = 1;
fmt_bit_depth->flags.SPATIAL_DITHER_DEPTH = 1;
fmt_bit_depth->flags.HIGHPASS_RANDOM = 1;
fmt_bit_depth->flags.RGB_RANDOM =
(pixel_encoding == PIXEL_ENCODING_RGB) ? 1 : 0;
} else if (option == DITHER_OPTION_SPATIAL10_FRAME_RANDOM ||
option == DITHER_OPTION_SPATIAL10 ||
option == DITHER_OPTION_SPATIAL10_FM8 ||
option == DITHER_OPTION_SPATIAL10_FM6) {
fmt_bit_depth->flags.SPATIAL_DITHER_ENABLED = 1;
fmt_bit_depth->flags.SPATIAL_DITHER_DEPTH = 2;
fmt_bit_depth->flags.HIGHPASS_RANDOM = 1;
fmt_bit_depth->flags.RGB_RANDOM =
(pixel_encoding == PIXEL_ENCODING_RGB) ? 1 : 0;
}
if (option == DITHER_OPTION_SPATIAL6 ||
option == DITHER_OPTION_SPATIAL8 ||
option == DITHER_OPTION_SPATIAL10) {
fmt_bit_depth->flags.FRAME_RANDOM = 0;
} else {
fmt_bit_depth->flags.FRAME_RANDOM = 1;
}
//////////////////////
//// temporal dither
//////////////////////
if (option == DITHER_OPTION_FM6 ||
option == DITHER_OPTION_SPATIAL8_FM6 ||
option == DITHER_OPTION_SPATIAL10_FM6 ||
option == DITHER_OPTION_TRUN10_FM6 ||
option == DITHER_OPTION_TRUN8_FM6 ||
option == DITHER_OPTION_TRUN10_SPATIAL8_FM6) {
fmt_bit_depth->flags.FRAME_MODULATION_ENABLED = 1;
fmt_bit_depth->flags.FRAME_MODULATION_DEPTH = 0;
} else if (option == DITHER_OPTION_FM8 ||
option == DITHER_OPTION_SPATIAL10_FM8 ||
option == DITHER_OPTION_TRUN10_FM8) {
fmt_bit_depth->flags.FRAME_MODULATION_ENABLED = 1;
fmt_bit_depth->flags.FRAME_MODULATION_DEPTH = 1;
} else if (option == DITHER_OPTION_FM10) {
fmt_bit_depth->flags.FRAME_MODULATION_ENABLED = 1;
fmt_bit_depth->flags.FRAME_MODULATION_DEPTH = 2;
}
fmt_bit_depth->pixel_encoding = pixel_encoding;
}

3
drivers/gpu/drm/amd/display/dc/dc.h
View File

@ -122,6 +122,9 @@ struct dc_stream_funcs {
const struct dc_stream **stream,
int num_streams,
const struct dc_static_screen_events *events);
void (*set_dither_option)(const struct dc_stream *stream,
enum dc_dither_option option);
};
struct link_training_settings;

48
drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c
View File

@ -775,50 +775,6 @@ static void get_pixel_clock_parameters(
}
}
void dce110_resource_build_bit_depth_reduction_params(
const struct core_stream *stream,
struct bit_depth_reduction_params *fmt_bit_depth)
{
memset(fmt_bit_depth, 0, sizeof(*fmt_bit_depth));
/*TODO: Need to un-hardcode, refer to function with same name
* in dal2 hw_sequencer*/
fmt_bit_depth->flags.TRUNCATE_ENABLED = 0;
fmt_bit_depth->flags.SPATIAL_DITHER_ENABLED = 0;
fmt_bit_depth->flags.FRAME_MODULATION_ENABLED = 0;
/* Diagnostics need consistent CRC of the image, that means
* dithering should not be enabled for Diagnostics. */
if (IS_DIAG_DC(stream->ctx->dce_environment) == false) {
switch (stream->public.timing.display_color_depth) {
case COLOR_DEPTH_666:
fmt_bit_depth->flags.SPATIAL_DITHER_ENABLED = 1;
fmt_bit_depth->flags.SPATIAL_DITHER_DEPTH = 0;
break;
case COLOR_DEPTH_888:
fmt_bit_depth->flags.SPATIAL_DITHER_ENABLED = 1;
fmt_bit_depth->flags.SPATIAL_DITHER_DEPTH = 1;
break;
case COLOR_DEPTH_101010:
fmt_bit_depth->flags.SPATIAL_DITHER_ENABLED = 1;
fmt_bit_depth->flags.SPATIAL_DITHER_DEPTH = 2;
break;
default:
break;
}
fmt_bit_depth->flags.RGB_RANDOM = 1;
fmt_bit_depth->flags.HIGHPASS_RANDOM = 1;
fmt_bit_depth->flags.TRUNCATE_ENABLED = 1;
fmt_bit_depth->flags.TRUNCATE_DEPTH = 2;
fmt_bit_depth->pixel_encoding =
stream->public.timing.pixel_encoding;
}
return;
}
enum dc_status dce110_resource_build_pipe_hw_param(struct pipe_ctx *pipe_ctx)
{
get_pixel_clock_parameters(pipe_ctx, &pipe_ctx->pix_clk_params);
@ -826,7 +782,7 @@ enum dc_status dce110_resource_build_pipe_hw_param(struct pipe_ctx *pipe_ctx)
pipe_ctx->clock_source,
&pipe_ctx->pix_clk_params,
&pipe_ctx->pll_settings);
dce110_resource_build_bit_depth_reduction_params(pipe_ctx->stream,
resource_build_bit_depth_reduction_params(pipe_ctx->stream,
&pipe_ctx->stream->bit_depth_params);
pipe_ctx->stream->clamping.pixel_encoding = pipe_ctx->stream->public.timing.pixel_encoding;
@ -1171,8 +1127,6 @@ static const struct resource_funcs dce110_res_pool_funcs = {
.validate_guaranteed = dce110_validate_guaranteed,
.validate_bandwidth = dce110_validate_bandwidth,
.acquire_idle_pipe_for_layer = dce110_acquire_underlay,
.build_bit_depth_reduction_params =
dce110_resource_build_bit_depth_reduction_params
};
static bool underlay_create(struct dc_context *ctx, struct resource_pool *pool)

4
drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.h
View File

@ -40,10 +40,6 @@ struct dce110_resource_pool {
enum dc_status dce110_resource_build_pipe_hw_param(struct pipe_ctx *pipe_ctx);
void dce110_resource_build_bit_depth_reduction_params(
const struct core_stream *stream,
struct bit_depth_reduction_params *fmt_bit_depth);
struct resource_pool *dce110_create_resource_pool(
uint8_t num_virtual_links,
struct core_dc *dc,

2
drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c
View File

@ -1062,7 +1062,7 @@ static const struct resource_funcs dce112_res_pool_funcs = {
.link_enc_create = dce112_link_encoder_create,
.validate_with_context = dce112_validate_with_context,
.validate_guaranteed = dce112_validate_guaranteed,
.validate_bandwidth = dce112_validate_bandwidth
.validate_bandwidth = dce112_validate_bandwidth,
};
static void bw_calcs_data_update_from_pplib(struct core_dc *dc)

4
drivers/gpu/drm/amd/display/dc/inc/core_types.h
View File

@ -214,10 +214,6 @@ struct resource_funcs {
struct validate_context *context,
const struct resource_pool *pool,
struct core_stream *stream);
void (*build_bit_depth_reduction_params)(
const struct core_stream *stream,
struct bit_depth_reduction_params *fmt_bit_depth);
};
struct audio_support{

2
drivers/gpu/drm/amd/display/dc/inc/resource.h
View File

@ -160,5 +160,7 @@ bool pipe_need_reprogram(
struct pipe_ctx *pipe_ctx_old,
struct pipe_ctx *pipe_ctx);
void resource_build_bit_depth_reduction_params(const struct core_stream *stream,
struct bit_depth_reduction_params *fmt_bit_depth);
#endif /* DRIVERS_GPU_DRM_AMD_DC_DEV_DC_INC_RESOURCE_H_ */