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drm/amd/display: set av_mute in hw_init for HDMI

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[Description]
OS will reserve HW state in UEFI mode.
Driver init_hw reset to RGB which caused HDMI green in YCbCr mode.
read HW blank_color based on acc_mode.

Signed-off-by: Charlene Liu <charlene.liu@amd.com>
Reviewed-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Charlene Liu 2019-08-07 17:25:49 -04:00 committed by Alex Deucher
parent 4551666f5b
commit 78d9b95ecf
4 changed files with 28 additions and 0 deletions
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23
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.c
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@ -89,6 +89,7 @@ static const struct link_encoder_funcs dcn10_lnk_enc_funcs = {
.disable_hpd = dcn10_link_encoder_disable_hpd,
.is_dig_enabled = dcn10_is_dig_enabled,
.get_dig_frontend = dcn10_get_dig_frontend,
.get_dig_mode = dcn10_get_dig_mode,
.destroy = dcn10_link_encoder_destroy
};
@ -1397,3 +1398,25 @@ void dcn10_aux_initialize(struct dcn10_link_encoder *enc10)
AUX_REG_UPDATE(AUX_DPHY_RX_CONTROL0,
AUX_RX_RECEIVE_WINDOW, 0);
}
enum signal_type dcn10_get_dig_mode(
struct link_encoder *enc)
{
struct dcn10_link_encoder *enc10 = TO_DCN10_LINK_ENC(enc);
uint32_t value;
REG_GET(DIG_BE_CNTL, DIG_MODE, &value);
switch (value) {
case 1:
return SIGNAL_TYPE_DISPLAY_PORT;
case 2:
return SIGNAL_TYPE_DVI_SINGLE_LINK;
case 3:
return SIGNAL_TYPE_HDMI_TYPE_A;
case 5:
return SIGNAL_TYPE_DISPLAY_PORT_MST;
default:
return SIGNAL_TYPE_NONE;
}
return SIGNAL_TYPE_NONE;
}

2
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.h
View File

@ -515,4 +515,6 @@ unsigned int dcn10_get_dig_frontend(struct link_encoder *enc);
void dcn10_aux_initialize(struct dcn10_link_encoder *enc10);
enum signal_type dcn10_get_dig_mode(
struct link_encoder *enc);
#endif /* __DC_LINK_ENCODER__DCN10_H__ */

1
drivers/gpu/drm/amd/display/dc/dcn20/dcn20_link_encoder.c
View File

@ -341,6 +341,7 @@ static const struct link_encoder_funcs dcn20_link_enc_funcs = {
.fec_set_enable = enc2_fec_set_enable,
.fec_set_ready = enc2_fec_set_ready,
.fec_is_active = enc2_fec_is_active,
.get_dig_mode = dcn10_get_dig_mode,
.get_dig_frontend = dcn10_get_dig_frontend,
};

2
drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h
View File

@ -184,6 +184,8 @@ struct link_encoder_funcs {
bool (*fec_is_active)(struct link_encoder *enc);
#endif
bool (*is_in_alt_mode) (struct link_encoder *enc);
enum signal_type (*get_dig_mode)(
struct link_encoder *enc);
};
#endif /* LINK_ENCODER_H_ */