| /Linux-v4.19/sound/drivers/ |
| D | aloop.c | 128 static inline unsigned int byte_pos(struct loopback_pcm *dpcm, unsigned int x) in byte_pos() argument
130 if (dpcm->pcm_rate_shift == NO_PITCH) { in byte_pos()
134 HZ * (unsigned long long)dpcm->pcm_rate_shift); in byte_pos()
136 return x - (x % dpcm->pcm_salign); in byte_pos()
139 static inline unsigned int frac_pos(struct loopback_pcm *dpcm, unsigned int x) in frac_pos() argument
141 if (dpcm->pcm_rate_shift == NO_PITCH) { /* no pitch */ in frac_pos()
144 x = div_u64(dpcm->pcm_rate_shift * (unsigned long long)x * HZ, in frac_pos()
150 static inline struct loopback_setup *get_setup(struct loopback_pcm *dpcm) in get_setup() argument
152 int device = dpcm->substream->pstr->pcm->device; in get_setup()
154 if (dpcm->substream->stream == SNDRV_PCM_STREAM_PLAYBACK) in get_setup()
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| D | dummy.c | 250 static void dummy_systimer_rearm(struct dummy_systimer_pcm *dpcm) in dummy_systimer_rearm() argument
252 mod_timer(&dpcm->timer, jiffies + in dummy_systimer_rearm()
253 (dpcm->frac_period_rest + dpcm->rate - 1) / dpcm->rate); in dummy_systimer_rearm()
256 static void dummy_systimer_update(struct dummy_systimer_pcm *dpcm) in dummy_systimer_update() argument
260 delta = jiffies - dpcm->base_time; in dummy_systimer_update()
263 dpcm->base_time += delta; in dummy_systimer_update()
264 delta *= dpcm->rate; in dummy_systimer_update()
265 dpcm->frac_pos += delta; in dummy_systimer_update()
266 while (dpcm->frac_pos >= dpcm->frac_buffer_size) in dummy_systimer_update()
267 dpcm->frac_pos -= dpcm->frac_buffer_size; in dummy_systimer_update()
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| /Linux-v4.19/sound/soc/ |
| D | soc-pcm.c | 173 struct snd_soc_dpcm *dpcm; in dpcm_dapm_stream_event() local
175 list_for_each_entry(dpcm, &fe->dpcm[dir].be_clients, list_be) { in dpcm_dapm_stream_event()
177 struct snd_soc_pcm_runtime *be = dpcm->be; in dpcm_dapm_stream_event()
183 (be->dpcm[dir].users >= 1)) in dpcm_dapm_stream_event()
1220 struct snd_soc_dpcm *dpcm; in dpcm_be_connect() local
1223 list_for_each_entry(dpcm, &fe->dpcm[stream].be_clients, list_be) { in dpcm_be_connect()
1224 if (dpcm->be == be && dpcm->fe == fe) in dpcm_be_connect()
1228 dpcm = kzalloc(sizeof(struct snd_soc_dpcm), GFP_KERNEL); in dpcm_be_connect()
1229 if (!dpcm) in dpcm_be_connect()
1232 dpcm->be = be; in dpcm_be_connect()
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| D | soc-compress.c | 132 struct snd_soc_dpcm *dpcm; in soc_compr_open_fe() local
143 fe->dpcm[stream].runtime = fe_substream->runtime; in soc_compr_open_fe()
153 fe->dpcm[stream].runtime = fe_substream->runtime; in soc_compr_open_fe()
155 fe->dpcm[stream].runtime_update = SND_SOC_DPCM_UPDATE_FE; in soc_compr_open_fe()
160 list_for_each_entry(dpcm, &fe->dpcm[stream].be_clients, list_be) in soc_compr_open_fe()
161 dpcm->state = SND_SOC_DPCM_LINK_STATE_FREE; in soc_compr_open_fe()
164 fe->dpcm[stream].runtime = NULL; in soc_compr_open_fe()
194 fe->dpcm[stream].state = SND_SOC_DPCM_STATE_OPEN; in soc_compr_open_fe()
195 fe->dpcm[stream].runtime_update = SND_SOC_DPCM_UPDATE_NO; in soc_compr_open_fe()
211 fe->dpcm[stream].runtime_update = SND_SOC_DPCM_UPDATE_NO; in soc_compr_open_fe()
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| D | soc-core.c | 1356 INIT_LIST_HEAD(&rtd->dpcm[SNDRV_PCM_STREAM_PLAYBACK].be_clients); in soc_post_component_init()
1357 INIT_LIST_HEAD(&rtd->dpcm[SNDRV_PCM_STREAM_CAPTURE].be_clients); in soc_post_component_init()
1358 INIT_LIST_HEAD(&rtd->dpcm[SNDRV_PCM_STREAM_PLAYBACK].fe_clients); in soc_post_component_init()
1359 INIT_LIST_HEAD(&rtd->dpcm[SNDRV_PCM_STREAM_CAPTURE].fe_clients); in soc_post_component_init()
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| /Linux-v4.19/sound/pci/asihpi/ |
| D | asihpi.c | 457 struct snd_card_asihpi_pcm *dpcm = runtime->private_data; in snd_card_asihpi_pcm_hw_params() local
472 hpi_handle_error(hpi_format_create(&dpcm->format, in snd_card_asihpi_pcm_hw_params()
477 if (hpi_instream_reset(dpcm->h_stream) != 0) in snd_card_asihpi_pcm_hw_params()
481 dpcm->h_stream, &dpcm->format) != 0) in snd_card_asihpi_pcm_hw_params()
485 dpcm->hpi_buffer_attached = 0; in snd_card_asihpi_pcm_hw_params()
487 err = hpi_stream_host_buffer_attach(dpcm->h_stream, in snd_card_asihpi_pcm_hw_params()
500 err = hpi_stream_get_info_ex(dpcm->h_stream, NULL, in snd_card_asihpi_pcm_hw_params()
501 &dpcm->hpi_buffer_attached, NULL, NULL, NULL); in snd_card_asihpi_pcm_hw_params()
510 dpcm->bytes_per_sec = bytes_per_sec; in snd_card_asihpi_pcm_hw_params()
511 dpcm->buffer_bytes = params_buffer_bytes(params); in snd_card_asihpi_pcm_hw_params()
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| /Linux-v4.19/sound/soc/fsl/ |
| D | fsl_asrc_dma.c | 146 struct snd_soc_dpcm *dpcm; in fsl_asrc_dma_hw_params() local
154 list_for_each_entry(dpcm, &rtd->dpcm[stream].be_clients, list_be) { in fsl_asrc_dma_hw_params()
155 struct snd_soc_pcm_runtime *be = dpcm->be; in fsl_asrc_dma_hw_params()
159 if (dpcm->fe != rtd) in fsl_asrc_dma_hw_params()
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| /Linux-v4.19/sound/soc/sh/rcar/ |
| D | ctu.c | 257 struct snd_soc_dpcm *dpcm; in rsnd_ctu_hw_params() local
261 list_for_each_entry(dpcm, &fe->dpcm[stream].be_clients, list_be) { in rsnd_ctu_hw_params()
262 be_params = &dpcm->hw_params; in rsnd_ctu_hw_params()
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| D | src.c | 158 struct snd_soc_dpcm *dpcm; in rsnd_src_hw_params() local
161 list_for_each_entry(dpcm, &fe->dpcm[stream].be_clients, list_be) { in rsnd_src_hw_params()
162 be_params = &dpcm->hw_params; in rsnd_src_hw_params()
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| /Linux-v4.19/Documentation/sound/soc/ |
| D | index.rst | 19 dpcm
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| /Linux-v4.19/sound/soc/intel/boards/ |
| D | kbl_rt5663_rt5514_max98927.c | 296 struct snd_soc_dpcm *dpcm = container_of( in kabylake_ssp_fixup() local
298 struct snd_soc_dai_link *fe_dai_link = dpcm->fe->dai_link; in kabylake_ssp_fixup()
299 struct snd_soc_dai_link *be_dai_link = dpcm->be->dai_link; in kabylake_ssp_fixup()
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| D | kbl_rt5663_max98927.c | 423 struct snd_soc_dpcm *dpcm = container_of( in kabylake_ssp_fixup() local
425 struct snd_soc_dai_link *fe_dai_link = dpcm->fe->dai_link; in kabylake_ssp_fixup()
426 struct snd_soc_dai_link *be_dai_link = dpcm->be->dai_link; in kabylake_ssp_fixup()
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| /Linux-v4.19/include/sound/ |
| D | soc.h | 1128 struct snd_soc_dpcm_runtime dpcm[2]; member
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