diff options
Diffstat (limited to 'include/sound/soc.h')
| -rw-r--r-- | include/sound/soc.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/include/sound/soc.h b/include/sound/soc.h index 1f38aa1653c8..78aec854b6a1 100644 --- a/include/sound/soc.h +++ b/include/sound/soc.h @@ -287,6 +287,7 @@ struct snd_soc_jack_zone; struct snd_soc_jack_pin; struct snd_soc_cache_ops; #include <sound/soc-dapm.h> +#include <sound/soc-dpcm.h> #ifdef CONFIG_GPIOLIB struct snd_soc_jack_gpio; @@ -782,23 +783,36 @@ struct snd_soc_dai_link { const char *cpu_dai_name; const struct device_node *cpu_dai_of_node; const char *codec_dai_name; + int be_id; /* optional ID for machine driver BE identification */ const struct snd_soc_pcm_stream *params; unsigned int dai_fmt; /* format to set on init */ + enum snd_soc_dpcm_trigger trigger[2]; /* trigger type for DPCM */ + /* Keep DAI active over suspend */ unsigned int ignore_suspend:1; /* Symmetry requirements */ unsigned int symmetric_rates:1; + /* Do not create a PCM for this DAI link (Backend link) */ + unsigned int no_pcm:1; + + /* This DAI link can route to other DAI links at runtime (Frontend)*/ + unsigned int dynamic:1; + /* pmdown_time is ignored at stop */ unsigned int ignore_pmdown_time:1; /* codec/machine specific init - e.g. add machine controls */ int (*init)(struct snd_soc_pcm_runtime *rtd); + /* optional hw_params re-writing for BE and FE sync */ + int (*be_hw_params_fixup)(struct snd_soc_pcm_runtime *rtd, + struct snd_pcm_hw_params *params); + /* machine stream operations */ struct snd_soc_ops *ops; }; @@ -930,6 +944,9 @@ struct snd_soc_pcm_runtime { unsigned int dev_registered:1; + /* Dynamic PCM BE runtime data */ + struct snd_soc_dpcm_runtime dpcm[2]; + long pmdown_time; /* runtime devices */ |