By default HDMI codec registers all formats supported on the I2S bus.
Allow bridges (and connectors) to limit the list of the PCM formats
supported by the HDMI codec.
Signed-off-by: Dmitry Baryshkov <dmitry.barysh...@linaro.org>
---
drivers/gpu/drm/display/drm_bridge_connector.c | 1 +
drivers/gpu/drm/display/drm_hdmi_audio_helper.c | 2 ++
drivers/gpu/drm/vc4/vc4_hdmi.c | 2 +-
include/drm/display/drm_hdmi_audio_helper.h | 1 +
include/drm/drm_bridge.h | 5 +++++
5 files changed, 10 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/display/drm_bridge_connector.c
b/drivers/gpu/drm/display/drm_bridge_connector.c
index
5b77fd59d79abddd419e611a7868b001857ccb37..28055bc2e7069d738bbe76b16c3bbde06f2d6e4e
100644
--- a/drivers/gpu/drm/display/drm_bridge_connector.c
+++ b/drivers/gpu/drm/display/drm_bridge_connector.c
@@ -698,6 +698,7 @@ struct drm_connector *drm_bridge_connector_init(struct
drm_device *drm,
bridge->hdmi_dev,
&drm_bridge_connector_hdmi_audio_funcs,
bridge->hdmi_audio_max_i2s_playback_channels,
+
bridge->hdmi_audio_i2s_formats,
bridge->hdmi_audio_spdif_playback,
bridge->hdmi_audio_dai_port);
if (ret)
diff --git a/drivers/gpu/drm/display/drm_hdmi_audio_helper.c
b/drivers/gpu/drm/display/drm_hdmi_audio_helper.c
index
05afc9f0bdd6b6f00d74223a9d8875e6d16aea5f..589b0bd6c21366b83bd4d1131e89c71644ebc401
100644
--- a/drivers/gpu/drm/display/drm_hdmi_audio_helper.c
+++ b/drivers/gpu/drm/display/drm_hdmi_audio_helper.c
@@ -154,6 +154,7 @@ int drm_connector_hdmi_audio_init(struct drm_connector
*connector,
struct device *hdmi_codec_dev,
const struct drm_connector_hdmi_audio_funcs
*funcs,
unsigned int max_i2s_playback_channels,
+ u64 i2s_formats,
bool spdif_playback,
int dai_port)
{
@@ -161,6 +162,7 @@ int drm_connector_hdmi_audio_init(struct drm_connector
*connector,
.ops = &drm_connector_hdmi_audio_ops,
.max_i2s_channels = max_i2s_playback_channels,
.i2s = !!max_i2s_playback_channels,
+ .i2s_formats = i2s_formats,
.spdif = spdif_playback,
.no_i2s_capture = true,
.no_spdif_capture = true,
diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c
index
1108983c44858382cb9f09b686956903645ebe0a..fcaba4a64a33b2267b22960772c2977b4109c67f
100644
--- a/drivers/gpu/drm/vc4/vc4_hdmi.c
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
@@ -582,7 +582,7 @@ static int vc4_hdmi_connector_init(struct drm_device *dev,
ret = drm_connector_hdmi_audio_init(connector, dev->dev,
&vc4_hdmi_audio_funcs,
- 8, false, -1);
+ 8, 0, false, -1);
if (ret)
return ret;
diff --git a/include/drm/display/drm_hdmi_audio_helper.h
b/include/drm/display/drm_hdmi_audio_helper.h
index
c9a6faef4109f20ba79b610a9d5e8d5980efe2d1..44d910bdc72dd2fdbbe7ada65b67080d4a41e88b
100644
--- a/include/drm/display/drm_hdmi_audio_helper.h
+++ b/include/drm/display/drm_hdmi_audio_helper.h
@@ -14,6 +14,7 @@ int drm_connector_hdmi_audio_init(struct drm_connector
*connector,
struct device *hdmi_codec_dev,
const struct drm_connector_hdmi_audio_funcs
*funcs,
unsigned int max_i2s_playback_channels,
+ u64 i2s_formats,
bool spdif_playback,
int sound_dai_port);
void drm_connector_hdmi_audio_plugged_notify(struct drm_connector *connector,
diff --git a/include/drm/drm_bridge.h b/include/drm/drm_bridge.h
index
b55e80a57758e8b652eac0cd01cb245a04e221f5..d16af5fe90cb48f6671e798d9dee61a359c9233f
100644
--- a/include/drm/drm_bridge.h
+++ b/include/drm/drm_bridge.h
@@ -920,6 +920,11 @@ struct drm_bridge {
*/
int hdmi_audio_max_i2s_playback_channels;
+ /**
+ * @hdmi_audio_i2s_formats: supported I2S formats, optional
+ */
+ u64 hdmi_audio_i2s_formats;
+
/**
* @hdmi_audio_spdif_playback: set if HDMI codec has S/PDIF playback
port
*/
--
2.39.5
