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Diffstat (limited to 'include/sound/hdmi-codec.h')
-rw-r--r--include/sound/hdmi-codec.h34
1 files changed, 26 insertions, 8 deletions
diff --git a/include/sound/hdmi-codec.h b/include/sound/hdmi-codec.h
index b55970859a13..273f4c36fad9 100644
--- a/include/sound/hdmi-codec.h
+++ b/include/sound/hdmi-codec.h
@@ -12,7 +12,6 @@
#include <linux/of_graph.h>
#include <linux/hdmi.h>
-#include <drm/drm_edid.h>
#include <sound/asoundef.h>
#include <sound/soc.h>
#include <uapi/sound/asound.h>
@@ -32,8 +31,13 @@ struct hdmi_codec_daifmt {
} fmt;
unsigned int bit_clk_inv:1;
unsigned int frame_clk_inv:1;
- unsigned int bit_clk_master:1;
- unsigned int frame_clk_master:1;
+ unsigned int bit_clk_provider:1;
+ unsigned int frame_clk_provider:1;
+ /* bit_fmt could be standard PCM format or
+ * IEC958 encoded format. ALSA IEC958 plugin will pass
+ * IEC958_SUBFRAME format to the underneath driver.
+ */
+ snd_pcm_format_t bit_fmt;
};
/*
@@ -60,13 +64,23 @@ struct hdmi_codec_ops {
/*
* Configures HDMI-encoder for audio stream.
- * Mandatory
+ * Having either prepare or hw_params is mandatory.
*/
int (*hw_params)(struct device *dev, void *data,
struct hdmi_codec_daifmt *fmt,
struct hdmi_codec_params *hparms);
/*
+ * Configures HDMI-encoder for audio stream. Can be called
+ * multiple times for each setup.
+ *
+ * Having either prepare or hw_params is mandatory.
+ */
+ int (*prepare)(struct device *dev, void *data,
+ struct hdmi_codec_daifmt *fmt,
+ struct hdmi_codec_params *hparms);
+
+ /*
* Shuts down the audio stream.
* Mandatory
*/
@@ -91,7 +105,8 @@ struct hdmi_codec_ops {
* Optional
*/
int (*get_dai_id)(struct snd_soc_component *comment,
- struct device_node *endpoint);
+ struct device_node *endpoint,
+ void *data);
/*
* Hook callback function to handle connector plug event.
@@ -100,16 +115,19 @@ struct hdmi_codec_ops {
int (*hook_plugged_cb)(struct device *dev, void *data,
hdmi_codec_plugged_cb fn,
struct device *codec_dev);
-
- /* bit field */
- unsigned int no_capture_mute:1;
};
/* HDMI codec initalization data */
struct hdmi_codec_pdata {
const struct hdmi_codec_ops *ops;
+ u64 i2s_formats;
uint i2s:1;
+ uint no_i2s_playback:1;
+ uint no_i2s_capture:1;
uint spdif:1;
+ uint no_spdif_playback:1;
+ uint no_spdif_capture:1;
+ uint no_capture_mute:1;
int max_i2s_channels;
void *data;
};