diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.c | 49 |
1 files changed, 40 insertions, 9 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.c index 549d423a01f6..5c19661ffc8e 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.c @@ -446,6 +446,46 @@ static uint8_t get_frontend_source( } } +unsigned int dcn10_get_dig_frontend(struct link_encoder *enc) +{ + struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc); + int32_t value; + enum engine_id result; + + REG_GET(DIG_BE_CNTL, DIG_FE_SOURCE_SELECT, &value); + + switch (value) { + case DCN10_DIG_FE_SOURCE_SELECT_DIGA: + result = ENGINE_ID_DIGA; + break; + case DCN10_DIG_FE_SOURCE_SELECT_DIGB: + result = ENGINE_ID_DIGB; + break; + case DCN10_DIG_FE_SOURCE_SELECT_DIGC: + result = ENGINE_ID_DIGC; + break; + case DCN10_DIG_FE_SOURCE_SELECT_DIGD: + result = ENGINE_ID_DIGD; + break; + case DCN10_DIG_FE_SOURCE_SELECT_DIGE: + result = ENGINE_ID_DIGE; + break; + case DCN10_DIG_FE_SOURCE_SELECT_DIGF: + result = ENGINE_ID_DIGF; + break; + case DCN10_DIG_FE_SOURCE_SELECT_DIGG: + result = ENGINE_ID_DIGG; + break; + default: + // invalid source select DIG + ASSERT(false); + result = ENGINE_ID_UNKNOWN; + } + + return result; + +} + void enc1_configure_encoder( struct dcn10_link_encoder *enc10, const struct dc_link_settings *link_settings) @@ -501,15 +541,6 @@ bool dcn10_is_dig_enabled(struct link_encoder *enc) return value; } -unsigned int dcn10_get_dig_frontend(struct link_encoder *enc) -{ - struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc); - uint32_t value; - - REG_GET(DIG_BE_CNTL, DIG_FE_SOURCE_SELECT, &value); - return value; -} - static void link_encoder_disable(struct dcn10_link_encoder *enc10) { /* reset training pattern */ |