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drm/amd/display: Use max target bpp override option

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[Why]
Max target bpp override is an option for working around
DSC issues. It is supported on DC level, but was not
used in DM.

[How]
Use actual option value instead of 0.

Reviewed-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Signed-off-by: Roman Li <Roman.Li@amd.com>
Tested-by: Daniel Wheeler <Daniel.Wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Roman Li
2021-07-30 17:35:35 -04:00
committed by Alex Deucher
parent bc204778b4
commit f1c1a98221
2 changed files with 9 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
View File

@@ -5753,9 +5753,15 @@ static void apply_dsc_policy_for_stream(struct amdgpu_dm_connector *aconnector,
{
struct drm_connector *drm_connector = &aconnector->base;
uint32_t link_bandwidth_kbps;
uint32_t max_dsc_target_bpp_limit_override = 0;
link_bandwidth_kbps = dc_link_bandwidth_kbps(aconnector->dc_link,
dc_link_get_link_cap(aconnector->dc_link));
if (stream->link && stream->link->local_sink)
max_dsc_target_bpp_limit_override =
stream->link->local_sink->edid_caps.panel_patch.max_dsc_target_bpp_limit;
/* Set DSC policy according to dsc_clock_en */
dc_dsc_policy_set_enable_dsc_when_not_needed(
aconnector->dsc_settings.dsc_force_enable == DSC_CLK_FORCE_ENABLE);
@@ -5765,7 +5771,7 @@ static void apply_dsc_policy_for_stream(struct amdgpu_dm_connector *aconnector,
if (dc_dsc_compute_config(aconnector->dc_link->ctx->dc->res_pool->dscs[0],
dsc_caps,
aconnector->dc_link->ctx->dc->debug.dsc_min_slice_height_override,
0,
max_dsc_target_bpp_limit_override,
link_bandwidth_kbps,
&stream->timing,
&stream->timing.dsc_cfg)) {

4
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
View File

@@ -547,7 +547,7 @@ static void set_dsc_configs_from_fairness_vars(struct dsc_mst_fairness_params *p
params[i].sink->ctx->dc->res_pool->dscs[0],
&params[i].sink->dsc_caps.dsc_dec_caps,
params[i].sink->ctx->dc->debug.dsc_min_slice_height_override,
0,
params[i].sink->edid_caps.panel_patch.max_dsc_target_bpp_limit,
0,
params[i].timing,
&params[i].timing->dsc_cfg)) {
@@ -579,7 +579,7 @@ static int bpp_x16_from_pbn(struct dsc_mst_fairness_params param, int pbn)
param.sink->ctx->dc->res_pool->dscs[0],
&param.sink->dsc_caps.dsc_dec_caps,
param.sink->ctx->dc->debug.dsc_min_slice_height_override,
0,
param.sink->edid_caps.panel_patch.max_dsc_target_bpp_limit,
(int) kbps, param.timing, &dsc_config);
return dsc_config.bits_per_pixel;