diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c index 9aa258f3550b..06e5bbb4545c 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c @@ -1553,6 +1553,66 @@ unsigned int enc1_dig_source_otg( return tg_inst; } +bool enc1_stream_encoder_dp_get_pixel_format( + struct stream_encoder *enc, + enum dc_pixel_encoding *encoding, + enum dc_color_depth *depth) +{ + uint32_t hw_encoding = 0; + uint32_t hw_depth = 0; + struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc); + + if (enc == NULL || + encoding == NULL || + depth == NULL) + return false; + + REG_GET_2(DP_PIXEL_FORMAT, + DP_PIXEL_ENCODING, &hw_encoding, + DP_COMPONENT_DEPTH, &hw_depth); + + switch (hw_depth) { + case DP_COMPONENT_PIXEL_DEPTH_6BPC: + *depth = COLOR_DEPTH_666; + break; + case DP_COMPONENT_PIXEL_DEPTH_8BPC: + *depth = COLOR_DEPTH_888; + break; + case DP_COMPONENT_PIXEL_DEPTH_10BPC: + *depth = COLOR_DEPTH_101010; + break; + case DP_COMPONENT_PIXEL_DEPTH_12BPC: + *depth = COLOR_DEPTH_121212; + break; + case DP_COMPONENT_PIXEL_DEPTH_16BPC: + *depth = COLOR_DEPTH_161616; + break; + default: + *depth = COLOR_DEPTH_UNDEFINED; + break; + } + + switch (hw_encoding) { + case DP_PIXEL_ENCODING_TYPE_RGB444: + *encoding = PIXEL_ENCODING_RGB; + break; + case DP_PIXEL_ENCODING_TYPE_YCBCR422: + *encoding = PIXEL_ENCODING_YCBCR422; + break; + case DP_PIXEL_ENCODING_TYPE_YCBCR444: + case DP_PIXEL_ENCODING_TYPE_Y_ONLY: + *encoding = PIXEL_ENCODING_YCBCR444; + break; + case DP_PIXEL_ENCODING_TYPE_YCBCR420: + *encoding = PIXEL_ENCODING_YCBCR420; + break; + default: + *encoding = PIXEL_ENCODING_UNDEFINED; + break; + } + return true; +} + static const struct stream_encoder_funcs dcn10_str_enc_funcs = { .dp_set_stream_attribute = enc1_stream_encoder_dp_set_stream_attribute, @@ -1589,6 +1649,8 @@ static const struct stream_encoder_funcs dcn10_str_enc_funcs = { .dig_connect_to_otg = enc1_dig_connect_to_otg, .hdmi_reset_stream_attribute = enc1_reset_hdmi_stream_attribute, .dig_source_otg = enc1_dig_source_otg, + + .dp_get_pixel_format = enc1_stream_encoder_dp_get_pixel_format, }; void dcn10_stream_encoder_construct( |