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drm/amd/display: Add debug option to disable DSC support 

[how]
Empty dsc enc caps when debug option is set to disable DSC.

Signed-off-by: Wenjing Liu <Wenjing.Liu@amd.com>
Reviewed-by: Nikola Cornij <Nikola.Cornij@amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Wenjing Liu 2020-01-07 16:33:32 -05:00 committed by Alex Deucher
parent 50d2c6027e
commit 07d4f90532
2 changed files with 3 additions and 1 deletions
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1
drivers/gpu/drm/amd/display/dc/dc.h
View File

@ -425,6 +425,7 @@ struct dc_debug_options {
bool validate_dml_output;
bool enable_dmcub_surface_flip;
bool usbc_combo_phy_reset_wa;
bool disable_dsc;
};
struct dc_debug_data {

3
drivers/gpu/drm/amd/display/dc/dsc/dc_dsc.c
View File

@ -224,7 +224,8 @@ static void get_dsc_enc_caps(
memset(dsc_enc_caps, 0, sizeof(struct dsc_enc_caps));
if (dsc) {
dsc->funcs->dsc_get_enc_caps(dsc_enc_caps, pixel_clock_100Hz);
if (!dsc->ctx->dc->debug.disable_dsc)
dsc->funcs->dsc_get_enc_caps(dsc_enc_caps, pixel_clock_100Hz);
if (dsc->ctx->dc->debug.native422_support)
dsc_enc_caps->color_formats.bits.YCBCR_NATIVE_422 = 1;
}