diff options
Diffstat (limited to 'include/sound/hdmi-codec.h')
-rw-r--r-- | include/sound/hdmi-codec.h | 34 |
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; }; |