| /linux/sound/drivers/ |
| H A D | aloop.c | 73 int (*open)(struct loopback_pcm *dpcm);
77 int (*start)(struct loopback_pcm *dpcm);
81 int (*stop)(struct loopback_pcm *dpcm);
83 int (*stop_sync)(struct loopback_pcm *dpcm);
85 int (*close_substream)(struct loopback_pcm *dpcm);
89 int (*close_cable)(struct loopback_pcm *dpcm);
95 void (*dpcm_info)(struct loopback_pcm *dpcm,
171 static inline unsigned int byte_pos(struct loopback_pcm *dpcm, unsigned int x) in byte_pos() argument
173 if (dpcm->pcm_rate_shift == NO_PITCH) { in byte_pos()
177 HZ * (unsigned long long)dpcm->pcm_rate_shift); in byte_pos()
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| H A D | dummy.c | 244 static void dummy_systimer_rearm(struct dummy_systimer_pcm *dpcm) in dummy_systimer_rearm() argument
246 mod_timer(&dpcm->timer, jiffies + in dummy_systimer_rearm()
247 DIV_ROUND_UP(dpcm->frac_period_rest, dpcm->rate)); in dummy_systimer_rearm()
250 static void dummy_systimer_update(struct dummy_systimer_pcm *dpcm) in dummy_systimer_update() argument
254 delta = jiffies - dpcm->base_time; in dummy_systimer_update()
257 dpcm->base_time += delta; in dummy_systimer_update()
258 delta *= dpcm->rate; in dummy_systimer_update()
259 dpcm->frac_pos += delta; in dummy_systimer_update()
260 while (dpcm->frac_pos >= dpcm->frac_buffer_size) in dummy_systimer_update()
261 dpcm->frac_pos -= dpcm->frac_buffer_size; in dummy_systimer_update()
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| /linux/sound/soc/ |
| H A D | soc-pcm.c | 41 if (fe->dpcm[stream].runtime_update == SND_SOC_DPCM_UPDATE_FE)
51 if ((fe->dpcm[stream].runtime_update == SND_SOC_DPCM_UPDATE_FE) || in snd_soc_dpcm_can_be_update()
52 ((fe->dpcm[stream].runtime_update == SND_SOC_DPCM_UPDATE_BE) && in snd_soc_dpcm_can_be_update()
53 be->dpcm[stream].runtime_update)) in snd_soc_dpcm_can_be_update()
64 struct snd_soc_dpcm *dpcm; in snd_soc_dpcm_check_state() local
69 for_each_dpcm_fe(be, stream, dpcm) { in snd_soc_dpcm_check_state()
71 if (dpcm->fe == fe) in snd_soc_dpcm_check_state()
74 state = dpcm->fe->dpcm[stream].state; in snd_soc_dpcm_check_state()
179 struct snd_pcm_hw_params *params = &fe->dpcm[stream].hw_params; in dpcm_show_state()
180 struct snd_soc_dpcm *dpcm; in dpcm_show_state() local
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| H A D | soc-core.c | 542 INIT_LIST_HEAD(&rtd->dpcm[stream].be_clients); in soc_new_pcm_runtime()
543 INIT_LIST_HEAD(&rtd->dpcm[stream].fe_clients); in soc_new_pcm_runtime()
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| /linux/sound/pci/asihpi/ |
| H A D | asihpi.c | 427 struct snd_card_asihpi_pcm *dpcm = runtime->private_data; in snd_card_asihpi_pcm_hw_params() local
439 hpi_handle_error(hpi_format_create(&dpcm->format, in snd_card_asihpi_pcm_hw_params()
444 if (hpi_instream_reset(dpcm->h_stream) != 0) in snd_card_asihpi_pcm_hw_params()
448 dpcm->h_stream, &dpcm->format) != 0) in snd_card_asihpi_pcm_hw_params()
452 dpcm->hpi_buffer_attached = 0; in snd_card_asihpi_pcm_hw_params()
454 err = hpi_stream_host_buffer_attach(dpcm->h_stream, in snd_card_asihpi_pcm_hw_params()
467 hpi_stream_get_info_ex(dpcm->h_stream, NULL, in snd_card_asihpi_pcm_hw_params()
468 &dpcm->hpi_buffer_attached, NULL, NULL, NULL); in snd_card_asihpi_pcm_hw_params()
477 dpcm->bytes_per_sec = bytes_per_sec; in snd_card_asihpi_pcm_hw_params()
478 dpcm->buffer_bytes = params_buffer_bytes(params); in snd_card_asihpi_pcm_hw_params()
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| /linux/sound/soc/mediatek/common/ |
| H A D | mtk-dsp-sof-common.c | 78 struct snd_soc_dpcm *dpcm; in mtk_sof_find_tplg_be() local
83 for_each_dpcm_fe(rtd, stream, dpcm) { in mtk_sof_find_tplg_be()
84 fe = dpcm->fe; in mtk_sof_find_tplg_be()
92 for_each_dpcm_be(fe, stream, dpcm) { in mtk_sof_find_tplg_be()
93 be = dpcm->be; in mtk_sof_find_tplg_be()
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| /linux/sound/soc/intel/avs/ |
| H A D | pcm.c | 207 struct snd_soc_dpcm *dpcm; in avs_dai_be_hw_params() local
211 for_each_dpcm_fe(be, substream->stream, dpcm) { in avs_dai_be_hw_params()
212 fe = dpcm->fe; in avs_dai_be_hw_params()
213 fe_hw_params = &fe->dpcm[substream->stream].hw_params; in avs_dai_be_hw_params()
461 p = &be->dpcm[substream->stream].hw_params; in avs_dai_hda_be_prepare()
664 struct snd_soc_dpcm *dpcm; in avs_dai_fe_hw_params() local
681 for_each_dpcm_be(fe, substream->stream, dpcm) { in avs_dai_fe_hw_params()
682 be = dpcm->be; in avs_dai_fe_hw_params()
683 be_hw_params = &be->dpcm[substream->stream].hw_params; in avs_dai_fe_hw_params()
1095 ret = dai->driver->ops->hw_params(substream, &rtd->dpcm[substream->stream].hw_params, dai); in avs_dai_resume_hw_params()
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| /linux/sound/soc/fsl/ |
| H A D | fsl_asrc_dma.c | 149 struct snd_soc_dpcm *dpcm; in fsl_asrc_dma_hw_params() local
156 for_each_dpcm_be(rtd, stream, dpcm) { in fsl_asrc_dma_hw_params()
157 struct snd_soc_pcm_runtime *be = dpcm->be; in fsl_asrc_dma_hw_params()
163 if (dpcm->fe != rtd) in fsl_asrc_dma_hw_params()
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| /linux/Documentation/sound/soc/ |
| H A D | index.rst | 19 dpcm
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| /linux/arch/arm64/boot/dts/renesas/ |
| H A D | ulcb-kf-audio-graph-card2-mix+split.dtsi | 58 dpcm: dpcm { label
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| H A D | ulcb-audio-graph-card2-mix+split.dtsi | 34 dpcm {
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| /linux/sound/soc/sof/intel/ |
| H A D | hda-dai-ops.c | 32 struct snd_soc_dpcm *dpcm; in hda_check_fes() local
34 for_each_dpcm_fe(rtd, dir, dpcm) { in hda_check_fes()
35 fe_substream = snd_soc_dpcm_get_substream(dpcm->fe, dir); in hda_check_fes()
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| H A D | hda-stream.c | 1168 struct snd_soc_dpcm *dpcm; in hda_dsp_get_stream_llp()
1175 for_each_dpcm_be(rtd, substream->stream, dpcm) { in hda_dsp_get_stream_llp()
1176 if (dpcm->fe != rtd) in hda_dsp_get_stream_llp()
1179 be_rtd = dpcm->be; in hda_dsp_get_stream_llp()
1136 struct snd_soc_dpcm *dpcm; hda_dsp_get_stream_llp() local
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| /linux/sound/soc/renesas/rcar/ |
| H A D | core.c | 1576 struct snd_soc_dpcm *dpcm; in rsnd_hw_params() local
1579 for_each_dpcm_be(fe, stream, dpcm) { in rsnd_hw_params()
1580 struct snd_soc_pcm_runtime *be = dpcm->be; in rsnd_hw_params()
1581 struct snd_pcm_hw_params *be_params = &be->dpcm[stream].hw_params; in rsnd_hw_params()
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| /linux/drivers/soundwire/ |
| H A D | intel.c | 807 hw_params = &rtd->dpcm[substream->stream].hw_params; in intel_prepare()
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| H A D | intel_ace2x.c | 782 hw_params = &rtd->dpcm[substream->stream].hw_params; in intel_prepare()
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