From: Alex Hung <[email protected]> [WHY & HOW] IGT's kms_hdmi_inject (subtest inject_audio) triggers a warning message from dce_aud_az_configure. This can be fixed by checking Virtual signal that does not need to configure AZ audio since it does not have any.
Reviewed-by: Rodrigo Siqueira <[email protected]> Acked-by: Wayne Lin <[email protected]> Signed-off-by: Alex Hung <[email protected]> --- drivers/gpu/drm/amd/display/dc/dce/dce_audio.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_audio.c b/drivers/gpu/drm/amd/display/dc/dce/dce_audio.c index c94a966c6612..140598f18bbd 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_audio.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_audio.c @@ -407,6 +407,10 @@ void dce_aud_az_configure( bool is_ac3_supported = false; union audio_sample_rates sample_rate; uint32_t strlen = 0; + + if (signal == SIGNAL_TYPE_VIRTUAL) + return; + value = AZ_REG_READ(AZALIA_F0_CODEC_PIN_CONTROL_HOT_PLUG_CONTROL); set_reg_field_value(value, 1, AZALIA_F0_CODEC_PIN_CONTROL_HOT_PLUG_CONTROL, -- 2.37.3
