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-rw-r--r--drivers/gpu/drm/bridge/adv7511/adv7511.h1
-rw-r--r--drivers/gpu/drm/bridge/adv7511/adv7511_audio.c6
2 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511.h b/drivers/gpu/drm/bridge/adv7511/adv7511.h
index a9bb734366ae..05e3abb5a0c9 100644
--- a/drivers/gpu/drm/bridge/adv7511/adv7511.h
+++ b/drivers/gpu/drm/bridge/adv7511/adv7511.h
@@ -191,6 +191,7 @@
#define ADV7511_I2S_FORMAT_I2S 0
#define ADV7511_I2S_FORMAT_RIGHT_J 1
#define ADV7511_I2S_FORMAT_LEFT_J 2
+#define ADV7511_I2S_IEC958_DIRECT 3
#define ADV7511_PACKET(p, x) ((p) * 0x20 + (x))
#define ADV7511_PACKET_SDP(x) ADV7511_PACKET(0, x)
diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511_audio.c b/drivers/gpu/drm/bridge/adv7511/adv7511_audio.c
index 45838bd08d37..61f4a38e7d2b 100644
--- a/drivers/gpu/drm/bridge/adv7511/adv7511_audio.c
+++ b/drivers/gpu/drm/bridge/adv7511/adv7511_audio.c
@@ -101,6 +101,10 @@ static int adv7511_hdmi_hw_params(struct device *dev, void *data,
case 20:
len = ADV7511_I2S_SAMPLE_LEN_20;
break;
+ case 32:
+ if (fmt->bit_fmt != SNDRV_PCM_FORMAT_IEC958_SUBFRAME_LE)
+ return -EINVAL;
+ fallthrough;
case 24:
len = ADV7511_I2S_SAMPLE_LEN_24;
break;
@@ -112,6 +116,8 @@ static int adv7511_hdmi_hw_params(struct device *dev, void *data,
case HDMI_I2S:
audio_source = ADV7511_AUDIO_SOURCE_I2S;
i2s_format = ADV7511_I2S_FORMAT_I2S;
+ if (fmt->bit_fmt == SNDRV_PCM_FORMAT_IEC958_SUBFRAME_LE)
+ i2s_format = ADV7511_I2S_IEC958_DIRECT;
break;
case HDMI_RIGHT_J:
audio_source = ADV7511_AUDIO_SOURCE_I2S;