diff options
Diffstat (limited to '')
-rw-r--r-- | sound/soc/soc-dai.c | 682 |
1 files changed, 563 insertions, 119 deletions
diff --git a/sound/soc/soc-dai.c b/sound/soc/soc-dai.c index 51031e330179..49752af0e205 100644 --- a/sound/soc/soc-dai.c +++ b/sound/soc/soc-dai.c @@ -8,6 +8,37 @@ #include <sound/soc.h> #include <sound/soc-dai.h> +#include <sound/soc-link.h> + +#define soc_dai_ret(dai, ret) _soc_dai_ret(dai, __func__, ret) +static inline int _soc_dai_ret(struct snd_soc_dai *dai, + const char *func, int ret) +{ + /* Positive, Zero values are not errors */ + if (ret >= 0) + return ret; + + /* Negative values might be errors */ + switch (ret) { + case -EPROBE_DEFER: + case -ENOTSUPP: + break; + default: + dev_err(dai->dev, + "ASoC: error at %s on %s: %d\n", + func, dai->name, ret); + } + + return ret; +} + +/* + * We might want to check substream by using list. + * In such case, we can update these macros. + */ +#define soc_dai_mark_push(dai, substream, tgt) ((dai)->mark_##tgt = substream) +#define soc_dai_mark_pop(dai, substream, tgt) ((dai)->mark_##tgt = NULL) +#define soc_dai_mark_match(dai, substream, tgt) ((dai)->mark_##tgt == substream) /** * snd_soc_dai_set_sysclk - configure DAI system or master clock. @@ -21,11 +52,16 @@ int snd_soc_dai_set_sysclk(struct snd_soc_dai *dai, int clk_id, unsigned int freq, int dir) { - if (dai->driver->ops->set_sysclk) - return dai->driver->ops->set_sysclk(dai, clk_id, freq, dir); + int ret; + + if (dai->driver->ops && + dai->driver->ops->set_sysclk) + ret = dai->driver->ops->set_sysclk(dai, clk_id, freq, dir); + else + ret = snd_soc_component_set_sysclk(dai->component, clk_id, 0, + freq, dir); - return snd_soc_component_set_sysclk(dai->component, clk_id, 0, - freq, dir); + return soc_dai_ret(dai, ret); } EXPORT_SYMBOL_GPL(snd_soc_dai_set_sysclk); @@ -42,10 +78,13 @@ EXPORT_SYMBOL_GPL(snd_soc_dai_set_sysclk); int snd_soc_dai_set_clkdiv(struct snd_soc_dai *dai, int div_id, int div) { - if (dai->driver->ops->set_clkdiv) - return dai->driver->ops->set_clkdiv(dai, div_id, div); - else - return -EINVAL; + int ret = -EINVAL; + + if (dai->driver->ops && + dai->driver->ops->set_clkdiv) + ret = dai->driver->ops->set_clkdiv(dai, div_id, div); + + return soc_dai_ret(dai, ret); } EXPORT_SYMBOL_GPL(snd_soc_dai_set_clkdiv); @@ -62,12 +101,17 @@ EXPORT_SYMBOL_GPL(snd_soc_dai_set_clkdiv); int snd_soc_dai_set_pll(struct snd_soc_dai *dai, int pll_id, int source, unsigned int freq_in, unsigned int freq_out) { - if (dai->driver->ops->set_pll) - return dai->driver->ops->set_pll(dai, pll_id, source, - freq_in, freq_out); + int ret; + + if (dai->driver->ops && + dai->driver->ops->set_pll) + ret = dai->driver->ops->set_pll(dai, pll_id, source, + freq_in, freq_out); + else + ret = snd_soc_component_set_pll(dai->component, pll_id, source, + freq_in, freq_out); - return snd_soc_component_set_pll(dai->component, pll_id, source, - freq_in, freq_out); + return soc_dai_ret(dai, ret); } EXPORT_SYMBOL_GPL(snd_soc_dai_set_pll); @@ -80,13 +124,79 @@ EXPORT_SYMBOL_GPL(snd_soc_dai_set_pll); */ int snd_soc_dai_set_bclk_ratio(struct snd_soc_dai *dai, unsigned int ratio) { - if (dai->driver->ops->set_bclk_ratio) - return dai->driver->ops->set_bclk_ratio(dai, ratio); - else - return -EINVAL; + int ret = -ENOTSUPP; + + if (dai->driver->ops && + dai->driver->ops->set_bclk_ratio) + ret = dai->driver->ops->set_bclk_ratio(dai, ratio); + + return soc_dai_ret(dai, ret); } EXPORT_SYMBOL_GPL(snd_soc_dai_set_bclk_ratio); +int snd_soc_dai_get_fmt_max_priority(struct snd_soc_pcm_runtime *rtd) +{ + struct snd_soc_dai *dai; + int i, max = 0; + + /* + * return max num if *ALL* DAIs have .auto_selectable_formats + */ + for_each_rtd_dais(rtd, i, dai) { + if (dai->driver->ops && + dai->driver->ops->num_auto_selectable_formats) + max = max(max, dai->driver->ops->num_auto_selectable_formats); + else + return 0; + } + + return max; +} + +/** + * snd_soc_dai_get_fmt - get supported audio format. + * @dai: DAI + * @priority: priority level of supported audio format. + * + * This should return only formats implemented with high + * quality by the DAI so that the core can configure a + * format which will work well with other devices. + * For example devices which don't support both edges of the + * LRCLK signal in I2S style formats should only list DSP + * modes. This will mean that sometimes fewer formats + * are reported here than are supported by set_fmt(). + */ +u64 snd_soc_dai_get_fmt(struct snd_soc_dai *dai, int priority) +{ + const struct snd_soc_dai_ops *ops = dai->driver->ops; + u64 fmt = 0; + int i, max = 0, until = priority; + + /* + * Collect auto_selectable_formats until priority + * + * ex) + * auto_selectable_formats[] = { A, B, C }; + * (A, B, C = SND_SOC_POSSIBLE_DAIFMT_xxx) + * + * priority = 1 : A + * priority = 2 : A | B + * priority = 3 : A | B | C + * priority = 4 : A | B | C + * ... + */ + if (ops) + max = ops->num_auto_selectable_formats; + + if (max < until) + until = max; + + for (i = 0; i < until; i++) + fmt |= ops->auto_selectable_formats[i]; + + return fmt; +} + /** * snd_soc_dai_set_fmt - configure DAI hardware audio format. * @dai: DAI @@ -96,14 +206,17 @@ EXPORT_SYMBOL_GPL(snd_soc_dai_set_bclk_ratio); */ int snd_soc_dai_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) { - if (dai->driver->ops->set_fmt == NULL) - return -ENOTSUPP; - return dai->driver->ops->set_fmt(dai, fmt); + int ret = -ENOTSUPP; + + if (dai->driver->ops && dai->driver->ops->set_fmt) + ret = dai->driver->ops->set_fmt(dai, fmt); + + return soc_dai_ret(dai, ret); } EXPORT_SYMBOL_GPL(snd_soc_dai_set_fmt); /** - * snd_soc_xlate_tdm_slot - generate tx/rx slot mask. + * snd_soc_xlate_tdm_slot_mask - generate tx/rx slot mask. * @slots: Number of slots in use. * @tx_mask: bitmask representing active TX slots. * @rx_mask: bitmask representing active RX slots. @@ -153,7 +266,10 @@ int snd_soc_dai_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask, unsigned int rx_mask, int slots, int slot_width) { - if (dai->driver->ops->xlate_tdm_slot_mask) + int ret = -ENOTSUPP; + + if (dai->driver->ops && + dai->driver->ops->xlate_tdm_slot_mask) dai->driver->ops->xlate_tdm_slot_mask(slots, &tx_mask, &rx_mask); else @@ -162,11 +278,11 @@ int snd_soc_dai_set_tdm_slot(struct snd_soc_dai *dai, dai->tx_mask = tx_mask; dai->rx_mask = rx_mask; - if (dai->driver->ops->set_tdm_slot) - return dai->driver->ops->set_tdm_slot(dai, tx_mask, rx_mask, + if (dai->driver->ops && + dai->driver->ops->set_tdm_slot) + ret = dai->driver->ops->set_tdm_slot(dai, tx_mask, rx_mask, slots, slot_width); - else - return -ENOTSUPP; + return soc_dai_ret(dai, ret); } EXPORT_SYMBOL_GPL(snd_soc_dai_set_tdm_slot); @@ -186,11 +302,13 @@ int snd_soc_dai_set_channel_map(struct snd_soc_dai *dai, unsigned int tx_num, unsigned int *tx_slot, unsigned int rx_num, unsigned int *rx_slot) { - if (dai->driver->ops->set_channel_map) - return dai->driver->ops->set_channel_map(dai, tx_num, tx_slot, - rx_num, rx_slot); - else - return -ENOTSUPP; + int ret = -ENOTSUPP; + + if (dai->driver->ops && + dai->driver->ops->set_channel_map) + ret = dai->driver->ops->set_channel_map(dai, tx_num, tx_slot, + rx_num, rx_slot); + return soc_dai_ret(dai, ret); } EXPORT_SYMBOL_GPL(snd_soc_dai_set_channel_map); @@ -208,11 +326,13 @@ int snd_soc_dai_get_channel_map(struct snd_soc_dai *dai, unsigned int *tx_num, unsigned int *tx_slot, unsigned int *rx_num, unsigned int *rx_slot) { - if (dai->driver->ops->get_channel_map) - return dai->driver->ops->get_channel_map(dai, tx_num, tx_slot, - rx_num, rx_slot); - else - return -ENOTSUPP; + int ret = -ENOTSUPP; + + if (dai->driver->ops && + dai->driver->ops->get_channel_map) + ret = dai->driver->ops->get_channel_map(dai, tx_num, tx_slot, + rx_num, rx_slot); + return soc_dai_ret(dai, ret); } EXPORT_SYMBOL_GPL(snd_soc_dai_get_channel_map); @@ -225,10 +345,13 @@ EXPORT_SYMBOL_GPL(snd_soc_dai_get_channel_map); */ int snd_soc_dai_set_tristate(struct snd_soc_dai *dai, int tristate) { - if (dai->driver->ops->set_tristate) - return dai->driver->ops->set_tristate(dai, tristate); - else - return -EINVAL; + int ret = -EINVAL; + + if (dai->driver->ops && + dai->driver->ops->set_tristate) + ret = dai->driver->ops->set_tristate(dai, tristate); + + return soc_dai_ret(dai, ret); } EXPORT_SYMBOL_GPL(snd_soc_dai_set_tristate); @@ -243,13 +366,19 @@ EXPORT_SYMBOL_GPL(snd_soc_dai_set_tristate); int snd_soc_dai_digital_mute(struct snd_soc_dai *dai, int mute, int direction) { - if (dai->driver->ops->mute_stream) - return dai->driver->ops->mute_stream(dai, mute, direction); - else if (direction == SNDRV_PCM_STREAM_PLAYBACK && - dai->driver->ops->digital_mute) - return dai->driver->ops->digital_mute(dai, mute); - else - return -ENOTSUPP; + int ret = -ENOTSUPP; + + /* + * ignore if direction was CAPTURE + * and it had .no_capture_mute flag + */ + if (dai->driver->ops && + dai->driver->ops->mute_stream && + (direction == SNDRV_PCM_STREAM_PLAYBACK || + !dai->driver->ops->no_capture_mute)) + ret = dai->driver->ops->mute_stream(dai, mute, direction); + + return soc_dai_ret(dai, ret); } EXPORT_SYMBOL_GPL(snd_soc_dai_digital_mute); @@ -257,37 +386,39 @@ int snd_soc_dai_hw_params(struct snd_soc_dai *dai, struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) { - struct snd_soc_pcm_runtime *rtd = substream->private_data; - int ret; + struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); + int ret = 0; - /* perform any topology hw_params fixups before DAI */ - if (rtd->dai_link->be_hw_params_fixup) { - ret = rtd->dai_link->be_hw_params_fixup(rtd, params); - if (ret < 0) { - dev_err(rtd->dev, - "ASoC: hw_params topology fixup failed %d\n", - ret); - return ret; - } - } + if (dai->driver->ops && + dai->driver->ops->hw_params) { + /* perform any topology hw_params fixups before DAI */ + ret = snd_soc_link_be_hw_params_fixup(rtd, params); + if (ret < 0) + goto end; - if (dai->driver->ops->hw_params) { ret = dai->driver->ops->hw_params(substream, params, dai); - if (ret < 0) { - dev_err(dai->dev, "ASoC: can't set %s hw params: %d\n", - dai->name, ret); - return ret; - } } - return 0; + /* mark substream if succeeded */ + if (ret == 0) + soc_dai_mark_push(dai, substream, hw_params); +end: + return soc_dai_ret(dai, ret); } void snd_soc_dai_hw_free(struct snd_soc_dai *dai, - struct snd_pcm_substream *substream) + struct snd_pcm_substream *substream, + int rollback) { - if (dai->driver->ops->hw_free) + if (rollback && !soc_dai_mark_match(dai, substream, hw_params)) + return; + + if (dai->driver->ops && + dai->driver->ops->hw_free) dai->driver->ops->hw_free(substream, dai); + + /* remove marked substream */ + soc_dai_mark_pop(dai, substream, hw_params); } int snd_soc_dai_startup(struct snd_soc_dai *dai, @@ -295,101 +426,414 @@ int snd_soc_dai_startup(struct snd_soc_dai *dai, { int ret = 0; - if (dai->driver->ops->startup) + if (dai->driver->ops && + dai->driver->ops->startup) ret = dai->driver->ops->startup(substream, dai); - return ret; + /* mark substream if succeeded */ + if (ret == 0) + soc_dai_mark_push(dai, substream, startup); + + return soc_dai_ret(dai, ret); } void snd_soc_dai_shutdown(struct snd_soc_dai *dai, - struct snd_pcm_substream *substream) + struct snd_pcm_substream *substream, + int rollback) { - if (dai->driver->ops->shutdown) + if (rollback && !soc_dai_mark_match(dai, substream, startup)) + return; + + if (dai->driver->ops && + dai->driver->ops->shutdown) dai->driver->ops->shutdown(substream, dai); + + /* remove marked substream */ + soc_dai_mark_pop(dai, substream, startup); } -int snd_soc_dai_prepare(struct snd_soc_dai *dai, - struct snd_pcm_substream *substream) +int snd_soc_dai_compress_new(struct snd_soc_dai *dai, + struct snd_soc_pcm_runtime *rtd, int num) { - int ret = 0; + int ret = -ENOTSUPP; + if (dai->driver->compress_new) + ret = dai->driver->compress_new(rtd, num); + return soc_dai_ret(dai, ret); +} + +/* + * snd_soc_dai_stream_valid() - check if a DAI supports the given stream + * + * Returns true if the DAI supports the indicated stream type. + */ +bool snd_soc_dai_stream_valid(struct snd_soc_dai *dai, int dir) +{ + struct snd_soc_pcm_stream *stream = snd_soc_dai_get_pcm_stream(dai, dir); + + /* If the codec specifies any channels at all, it supports the stream */ + return stream->channels_min; +} + +/* + * snd_soc_dai_link_set_capabilities() - set dai_link properties based on its DAIs + */ +void snd_soc_dai_link_set_capabilities(struct snd_soc_dai_link *dai_link) +{ + bool supported[SNDRV_PCM_STREAM_LAST + 1]; + int direction; + + for_each_pcm_streams(direction) { + struct snd_soc_dai_link_component *cpu; + struct snd_soc_dai_link_component *codec; + struct snd_soc_dai *dai; + bool supported_cpu = false; + bool supported_codec = false; + int i; + + for_each_link_cpus(dai_link, i, cpu) { + dai = snd_soc_find_dai_with_mutex(cpu); + if (dai && snd_soc_dai_stream_valid(dai, direction)) { + supported_cpu = true; + break; + } + } + for_each_link_codecs(dai_link, i, codec) { + dai = snd_soc_find_dai_with_mutex(codec); + if (dai && snd_soc_dai_stream_valid(dai, direction)) { + supported_codec = true; + break; + } + } + supported[direction] = supported_cpu && supported_codec; + } + + dai_link->dpcm_playback = supported[SNDRV_PCM_STREAM_PLAYBACK]; + dai_link->dpcm_capture = supported[SNDRV_PCM_STREAM_CAPTURE]; +} +EXPORT_SYMBOL_GPL(snd_soc_dai_link_set_capabilities); + +void snd_soc_dai_action(struct snd_soc_dai *dai, + int stream, int action) +{ + /* see snd_soc_dai_stream_active() */ + dai->stream_active[stream] += action; + + /* see snd_soc_component_active() */ + dai->component->active += action; +} +EXPORT_SYMBOL_GPL(snd_soc_dai_action); + +int snd_soc_dai_active(struct snd_soc_dai *dai) +{ + int stream, active; - if (dai->driver->ops->prepare) - ret = dai->driver->ops->prepare(substream, dai); + active = 0; + for_each_pcm_streams(stream) + active += dai->stream_active[stream]; + + return active; +} +EXPORT_SYMBOL_GPL(snd_soc_dai_active); + +int snd_soc_pcm_dai_probe(struct snd_soc_pcm_runtime *rtd, int order) +{ + struct snd_soc_dai *dai; + int i; + + for_each_rtd_dais(rtd, i, dai) { + if (dai->driver->probe_order != order) + continue; + + if (dai->driver->probe) { + int ret = dai->driver->probe(dai); + + if (ret < 0) + return soc_dai_ret(dai, ret); + } + + dai->probed = 1; + } + + return 0; +} + +int snd_soc_pcm_dai_remove(struct snd_soc_pcm_runtime *rtd, int order) +{ + struct snd_soc_dai *dai; + int i, r, ret = 0; + + for_each_rtd_dais(rtd, i, dai) { + if (dai->driver->remove_order != order) + continue; + + if (dai->probed && + dai->driver->remove) { + r = dai->driver->remove(dai); + if (r < 0) + ret = r; /* use last error */ + } + + dai->probed = 0; + } return ret; } -int snd_soc_dai_trigger(struct snd_soc_dai *dai, - struct snd_pcm_substream *substream, - int cmd) +int snd_soc_pcm_dai_new(struct snd_soc_pcm_runtime *rtd) +{ + struct snd_soc_dai *dai; + int i; + + for_each_rtd_dais(rtd, i, dai) { + if (dai->driver->pcm_new) { + int ret = dai->driver->pcm_new(rtd, dai); + if (ret < 0) + return soc_dai_ret(dai, ret); + } + } + + return 0; +} + +int snd_soc_pcm_dai_prepare(struct snd_pcm_substream *substream) +{ + struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); + struct snd_soc_dai *dai; + int i, ret; + + for_each_rtd_dais(rtd, i, dai) { + if (dai->driver->ops && + dai->driver->ops->prepare) { + ret = dai->driver->ops->prepare(substream, dai); + if (ret < 0) + return soc_dai_ret(dai, ret); + } + } + + return 0; +} + +static int soc_dai_trigger(struct snd_soc_dai *dai, + struct snd_pcm_substream *substream, int cmd) { int ret = 0; - if (dai->driver->ops->trigger) + if (dai->driver->ops && + dai->driver->ops->trigger) ret = dai->driver->ops->trigger(substream, cmd, dai); + return soc_dai_ret(dai, ret); +} + +int snd_soc_pcm_dai_trigger(struct snd_pcm_substream *substream, + int cmd, int rollback) +{ + struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); + struct snd_soc_dai *dai; + int i, r, ret = 0; + + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + case SNDRV_PCM_TRIGGER_RESUME: + case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: + for_each_rtd_dais(rtd, i, dai) { + ret = soc_dai_trigger(dai, substream, cmd); + if (ret < 0) + break; + soc_dai_mark_push(dai, substream, trigger); + } + break; + case SNDRV_PCM_TRIGGER_STOP: + case SNDRV_PCM_TRIGGER_SUSPEND: + case SNDRV_PCM_TRIGGER_PAUSE_PUSH: + for_each_rtd_dais(rtd, i, dai) { + if (rollback && !soc_dai_mark_match(dai, substream, trigger)) + continue; + + r = soc_dai_trigger(dai, substream, cmd); + if (r < 0) + ret = r; /* use last ret */ + soc_dai_mark_pop(dai, substream, trigger); + } + } + return ret; } -int snd_soc_dai_bespoke_trigger(struct snd_soc_dai *dai, - struct snd_pcm_substream *substream, - int cmd) +int snd_soc_pcm_dai_bespoke_trigger(struct snd_pcm_substream *substream, + int cmd) +{ + struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); + struct snd_soc_dai *dai; + int i, ret; + + for_each_rtd_dais(rtd, i, dai) { + if (dai->driver->ops && + dai->driver->ops->bespoke_trigger) { + ret = dai->driver->ops->bespoke_trigger(substream, + cmd, dai); + if (ret < 0) + return soc_dai_ret(dai, ret); + } + } + + return 0; +} + +void snd_soc_pcm_dai_delay(struct snd_pcm_substream *substream, + snd_pcm_sframes_t *cpu_delay, + snd_pcm_sframes_t *codec_delay) +{ + struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); + struct snd_soc_dai *dai; + int i; + + /* + * We're looking for the delay through the full audio path so it needs to + * be the maximum of the DAIs doing transmit and the maximum of the DAIs + * doing receive (ie, all CPUs and all CODECs) rather than just the maximum + * of all DAIs. + */ + + /* for CPU */ + for_each_rtd_cpu_dais(rtd, i, dai) + if (dai->driver->ops && + dai->driver->ops->delay) + *cpu_delay = max(*cpu_delay, dai->driver->ops->delay(substream, dai)); + + /* for Codec */ + for_each_rtd_codec_dais(rtd, i, dai) + if (dai->driver->ops && + dai->driver->ops->delay) + *codec_delay = max(*codec_delay, dai->driver->ops->delay(substream, dai)); +} + +int snd_soc_dai_compr_startup(struct snd_soc_dai *dai, + struct snd_compr_stream *cstream) { int ret = 0; - if (dai->driver->ops->bespoke_trigger) - ret = dai->driver->ops->bespoke_trigger(substream, cmd, dai); + if (dai->driver->cops && + dai->driver->cops->startup) + ret = dai->driver->cops->startup(cstream, dai); - return ret; + /* mark cstream if succeeded */ + if (ret == 0) + soc_dai_mark_push(dai, cstream, compr_startup); + + return soc_dai_ret(dai, ret); } +EXPORT_SYMBOL_GPL(snd_soc_dai_compr_startup); -snd_pcm_sframes_t snd_soc_dai_delay(struct snd_soc_dai *dai, - struct snd_pcm_substream *substream) +void snd_soc_dai_compr_shutdown(struct snd_soc_dai *dai, + struct snd_compr_stream *cstream, + int rollback) { - int delay = 0; + if (rollback && !soc_dai_mark_match(dai, cstream, compr_startup)) + return; - if (dai->driver->ops->delay) - delay = dai->driver->ops->delay(substream, dai); + if (dai->driver->cops && + dai->driver->cops->shutdown) + dai->driver->cops->shutdown(cstream, dai); - return delay; + /* remove marked cstream */ + soc_dai_mark_pop(dai, cstream, compr_startup); } +EXPORT_SYMBOL_GPL(snd_soc_dai_compr_shutdown); -int snd_soc_dai_probe(struct snd_soc_dai *dai) +int snd_soc_dai_compr_trigger(struct snd_soc_dai *dai, + struct snd_compr_stream *cstream, int cmd) { - if (dai->driver->probe) - return dai->driver->probe(dai); - return 0; + int ret = 0; + + if (dai->driver->cops && + dai->driver->cops->trigger) + ret = dai->driver->cops->trigger(cstream, cmd, dai); + + return soc_dai_ret(dai, ret); } +EXPORT_SYMBOL_GPL(snd_soc_dai_compr_trigger); -int snd_soc_dai_remove(struct snd_soc_dai *dai) +int snd_soc_dai_compr_set_params(struct snd_soc_dai *dai, + struct snd_compr_stream *cstream, + struct snd_compr_params *params) { - if (dai->driver->remove) - return dai->driver->remove(dai); - return 0; + int ret = 0; + + if (dai->driver->cops && + dai->driver->cops->set_params) + ret = dai->driver->cops->set_params(cstream, params, dai); + + return soc_dai_ret(dai, ret); } +EXPORT_SYMBOL_GPL(snd_soc_dai_compr_set_params); -int snd_soc_dai_compress_new(struct snd_soc_dai *dai, - struct snd_soc_pcm_runtime *rtd, int num) +int snd_soc_dai_compr_get_params(struct snd_soc_dai *dai, + struct snd_compr_stream *cstream, + struct snd_codec *params) { - if (dai->driver->compress_new) - return dai->driver->compress_new(rtd, num); - return -ENOTSUPP; + int ret = 0; + + if (dai->driver->cops && + dai->driver->cops->get_params) + ret = dai->driver->cops->get_params(cstream, params, dai); + + return soc_dai_ret(dai, ret); } +EXPORT_SYMBOL_GPL(snd_soc_dai_compr_get_params); -/* - * snd_soc_dai_stream_valid() - check if a DAI supports the given stream - * - * Returns true if the DAI supports the indicated stream type. - */ -bool snd_soc_dai_stream_valid(struct snd_soc_dai *dai, int dir) +int snd_soc_dai_compr_ack(struct snd_soc_dai *dai, + struct snd_compr_stream *cstream, + size_t bytes) { - struct snd_soc_pcm_stream *stream; + int ret = 0; - if (dir == SNDRV_PCM_STREAM_PLAYBACK) - stream = &dai->driver->playback; - else - stream = &dai->driver->capture; + if (dai->driver->cops && + dai->driver->cops->ack) + ret = dai->driver->cops->ack(cstream, bytes, dai); - /* If the codec specifies any channels at all, it supports the stream */ - return stream->channels_min; + return soc_dai_ret(dai, ret); +} +EXPORT_SYMBOL_GPL(snd_soc_dai_compr_ack); + +int snd_soc_dai_compr_pointer(struct snd_soc_dai *dai, + struct snd_compr_stream *cstream, + struct snd_compr_tstamp *tstamp) +{ + int ret = 0; + + if (dai->driver->cops && + dai->driver->cops->pointer) + ret = dai->driver->cops->pointer(cstream, tstamp, dai); + + return soc_dai_ret(dai, ret); +} +EXPORT_SYMBOL_GPL(snd_soc_dai_compr_pointer); + +int snd_soc_dai_compr_set_metadata(struct snd_soc_dai *dai, + struct snd_compr_stream *cstream, + struct snd_compr_metadata *metadata) +{ + int ret = 0; + + if (dai->driver->cops && + dai->driver->cops->set_metadata) + ret = dai->driver->cops->set_metadata(cstream, metadata, dai); + + return soc_dai_ret(dai, ret); +} +EXPORT_SYMBOL_GPL(snd_soc_dai_compr_set_metadata); + +int snd_soc_dai_compr_get_metadata(struct snd_soc_dai *dai, + struct snd_compr_stream *cstream, + struct snd_compr_metadata *metadata) +{ + int ret = 0; + + if (dai->driver->cops && + dai->driver->cops->get_metadata) + ret = dai->driver->cops->get_metadata(cstream, metadata, dai); + + return soc_dai_ret(dai, ret); } +EXPORT_SYMBOL_GPL(snd_soc_dai_compr_get_metadata); |