diff options
Diffstat (limited to 'include/sound/soc.h')
| -rw-r--r-- | include/sound/soc.h | 40 |
1 files changed, 32 insertions, 8 deletions
diff --git a/include/sound/soc.h b/include/sound/soc.h index 05004c048dd5..b27f84580c5b 100644 --- a/include/sound/soc.h +++ b/include/sound/soc.h @@ -607,6 +607,14 @@ int snd_soc_get_strobe(struct snd_kcontrol *kcontrol, int snd_soc_put_strobe(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); +enum snd_soc_trigger_order { + /* start stop */ + SND_SOC_TRIGGER_ORDER_DEFAULT = 0, /* Link->Component->DAI DAI->Component->Link */ + SND_SOC_TRIGGER_ORDER_LDC, /* Link->DAI->Component Component->DAI->Link */ + + SND_SOC_TRIGGER_ORDER_MAX, +}; + /* SoC PCM stream information */ struct snd_soc_pcm_stream { const char *stream_name; @@ -633,7 +641,6 @@ struct snd_soc_compr_ops { int (*startup)(struct snd_compr_stream *); void (*shutdown)(struct snd_compr_stream *); int (*set_params)(struct snd_compr_stream *); - int (*trigger)(struct snd_compr_stream *); }; struct snd_soc_component* @@ -646,6 +653,11 @@ struct snd_soc_dai_link_component { const char *dai_name; }; +struct snd_soc_dai_link_codec_ch_map { + unsigned int connected_cpu_id; + unsigned int ch_mask; +}; + struct snd_soc_dai_link { /* config - must be set by machine driver */ const char *name; /* Codec name */ @@ -674,6 +686,7 @@ struct snd_soc_dai_link { struct snd_soc_dai_link_component *codecs; unsigned int num_codecs; + struct snd_soc_dai_link_codec_ch_map *codec_ch_maps; /* * You MAY specify the link's platform/PCM/DMA driver, either by * device name, or by DT/OF node, but not both. Some forms of link @@ -708,6 +721,15 @@ struct snd_soc_dai_link { const struct snd_soc_ops *ops; const struct snd_soc_compr_ops *compr_ops; + /* + * soc_pcm_trigger() start/stop sequence. + * see also + * snd_soc_component_driver + * soc_pcm_trigger() + */ + enum snd_soc_trigger_order trigger_start; + enum snd_soc_trigger_order trigger_stop; + /* Mark this pcm with non atomic ops */ unsigned int nonatomic:1; @@ -746,12 +768,6 @@ struct snd_soc_dai_link { /* Do not create a PCM for this DAI link (Backend link) */ unsigned int ignore:1; - /* This flag will reorder stop sequence. By enabling this flag - * DMA controller stop sequence will be invoked first followed by - * CPU DAI driver stop sequence - */ - unsigned int stop_dma_first:1; - #ifdef CONFIG_SND_SOC_TOPOLOGY struct snd_soc_dobj dobj; /* For topology */ #endif @@ -878,6 +894,7 @@ asoc_link_to_platform(struct snd_soc_dai_link *link, int n) { #define COMP_DUMMY() { .name = "snd-soc-dummy", .dai_name = "snd-soc-dummy-dai", } extern struct snd_soc_dai_link_component null_dailink_component[0]; +extern struct snd_soc_dai_link_component asoc_dummy_dlc; struct snd_soc_codec_conf { @@ -1291,11 +1308,18 @@ unsigned int snd_soc_daifmt_parse_clock_provider_raw(struct device_node *np, snd_soc_daifmt_clock_provider_from_bitmap( \ snd_soc_daifmt_parse_clock_provider_as_bitmap(np, prefix)) +int snd_soc_get_stream_cpu(struct snd_soc_dai_link *dai_link, int stream); +int snd_soc_get_dlc(const struct of_phandle_args *args, + struct snd_soc_dai_link_component *dlc); +int snd_soc_of_get_dlc(struct device_node *of_node, + struct of_phandle_args *args, + struct snd_soc_dai_link_component *dlc, + int index); int snd_soc_get_dai_id(struct device_node *ep); int snd_soc_get_dai_name(const struct of_phandle_args *args, const char **dai_name); int snd_soc_of_get_dai_name(struct device_node *of_node, - const char **dai_name); + const char **dai_name, int index); int snd_soc_of_get_dai_link_codecs(struct device *dev, struct device_node *of_node, struct snd_soc_dai_link *dai_link); |