diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.c | 21 |
1 files changed, 11 insertions, 10 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 21fa40ac0786..6f675206a136 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 @@ -65,11 +65,6 @@ enum { DP_MST_UPDATE_MAX_RETRY = 50 }; - - -static void aux_initialize(struct dcn10_link_encoder *enc10); - - static const struct link_encoder_funcs dcn10_lnk_enc_funcs = { .validate_output_with_stream = dcn10_link_encoder_validate_output_with_stream, @@ -445,12 +440,11 @@ static uint8_t get_frontend_source( } } -static void configure_encoder( +void configure_encoder( struct dcn10_link_encoder *enc10, const struct dc_link_settings *link_settings) { /* set number of lanes */ - REG_SET(DP_CONFIG, 0, DP_UDI_LANES, link_settings->lane_count - LANE_COUNT_ONE); @@ -602,6 +596,9 @@ static bool dcn10_link_encoder_validate_hdmi_output( if (!enc10->base.features.flags.bits.HDMI_6GB_EN && adjusted_pix_clk_khz >= 300000) return false; + if (enc10->base.ctx->dc->debug.hdmi20_disable && + crtc_timing->pixel_encoding == PIXEL_ENCODING_YCBCR420) + return false; return true; } @@ -734,6 +731,9 @@ void dcn10_link_encoder_construct( __func__, result); } + if (enc10->base.ctx->dc->debug.hdmi20_disable) { + enc10->base.features.flags.bits.HDMI_6GB_EN = 0; + } } bool dcn10_link_encoder_validate_output_with_stream( @@ -812,7 +812,7 @@ void dcn10_link_encoder_hw_init( ASSERT(result == BP_RESULT_OK); } - aux_initialize(enc10); + dcn10_aux_initialize(enc10); /* reinitialize HPD. * hpd_initialize() will pass DIG_FE id to HW context. @@ -995,6 +995,8 @@ void dcn10_link_encoder_disable_output( if (!dcn10_is_dig_enabled(enc)) { /* OF_SKIP_POWER_DOWN_INACTIVE_ENCODER */ + /*in DP_Alt_No_Connect case, we turn off the dig already, + after excuation the PHY w/a sequence, not allow touch PHY any more*/ return; } /* Power-down RX and disable GPU PHY should be paired. @@ -1347,8 +1349,7 @@ void dcn10_link_encoder_disable_hpd(struct link_encoder *enc) FN(reg, f1), v1,\ FN(reg, f2), v2) -static void aux_initialize( - struct dcn10_link_encoder *enc10) +void dcn10_aux_initialize(struct dcn10_link_encoder *enc10) { enum hpd_source_id hpd_source = enc10->base.hpd_source; |