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drm/vc4: enable HBR MAI format on HBR streams

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Signed-off-by: Matthias Reichl <hias@horus.com>
This commit is contained in:
Dom Cobley
2020-07-10 11:51:16 +01:00
committed by Phil Elwell
parent 60c1cf28b8
commit 9d2916ee34
1 changed files with 5 additions and 1 deletions
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6
drivers/gpu/drm/vc4/vc4_hdmi.c
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@@ -988,7 +988,11 @@ static int vc4_hdmi_audio_prepare(struct snd_pcm_substream *substream,
vc4_hdmi_audio_set_mai_clock(vc4_hdmi);
mai_sample_rate = sample_rate_to_mai_fmt(vc4_hdmi->audio.samplerate);
mai_audio_format = VC4_HDMI_MAI_FORMAT_PCM;
if (vc4_hdmi->audio.iec_status[0] & IEC958_AES0_NONAUDIO &&
vc4_hdmi->audio.channels == 8)
mai_audio_format = VC4_HDMI_MAI_FORMAT_HBR;
else
mai_audio_format = VC4_HDMI_MAI_FORMAT_PCM;
HDMI_WRITE(HDMI_MAI_FMT,
VC4_SET_FIELD(mai_sample_rate, VC4_HDMI_MAI_FORMAT_SAMPLE_RATE) |
VC4_SET_FIELD(mai_audio_format, VC4_HDMI_MAI_FORMAT_AUDIO_FORMAT));