| /linux/sound/soc/ |
| H A D | soc-generic-dmaengine-pcm.c | 11 #include <sound/pcm.h>
29 static struct device *dmaengine_dma_dev(struct dmaengine_pcm *pcm, in dmaengine_dma_dev()
32 if (!pcm->chan[substream->stream]) in dmaengine_dma_dev()
35 return pcm->chan[substream->stream]->device->dev; in dmaengine_dma_dev()
40 * @substream: PCM substream
81 struct dmaengine_pcm *pcm = snd_soc_component_to_priv(component); in dmaengine_pcm_hw_params()
86 if (!pcm->config->prepare_slave_config) in dmaengine_pcm_hw_params()
91 ret = pcm->config->prepare_slave_config(substream, params, &slave_config); in dmaengine_pcm_hw_params()
103 struct dmaengine_pcm *pcm = snd_soc_component_to_priv(component); in dmaengine_pcm_set_runtime_hwparams()
104 struct device *dma_dev = dmaengine_dma_dev(pcm, substrea in dmaengine_pcm_set_runtime_hwparams()
28 dmaengine_dma_dev(struct dmaengine_pcm * pcm,struct snd_pcm_substream * substream) dmaengine_dma_dev() argument
80 struct dmaengine_pcm *pcm = soc_component_to_pcm(component); dmaengine_pcm_hw_params() local
102 struct dmaengine_pcm *pcm = soc_component_to_pcm(component); dmaengine_pcm_set_runtime_hwparams() local
151 struct dmaengine_pcm *pcm = soc_component_to_pcm(component); dmaengine_pcm_open() local
179 struct dmaengine_pcm *pcm = soc_component_to_pcm(component); dmaengine_pcm_compat_request_channel() local
222 struct dmaengine_pcm *pcm = soc_component_to_pcm(component); dmaengine_pcm_new() local
282 struct dmaengine_pcm *pcm = soc_component_to_pcm(component); dmaengine_pcm_pointer() local
296 struct dmaengine_pcm *pcm = soc_component_to_pcm(component); dmaengine_copy() local
357 dmaengine_pcm_request_chan_of(struct dmaengine_pcm * pcm,struct device * dev,const struct snd_dmaengine_pcm_config * config) dmaengine_pcm_request_chan_of() argument
410 dmaengine_pcm_release_chan(struct dmaengine_pcm * pcm) dmaengine_pcm_release_chan() argument
437 struct dmaengine_pcm *pcm; snd_dmaengine_pcm_register() local
491 struct dmaengine_pcm *pcm; snd_dmaengine_pcm_unregister() local
[all...] |
| /linux/sound/core/ |
| H A D | pcm.c | 3 * Digital Audio (PCM) abstract layer
16 #include <sound/pcm.h>
24 MODULE_DESCRIPTION("Midlevel PCM code for ALSA.");
33 static int snd_pcm_free(struct snd_pcm *pcm);
40 struct snd_pcm *pcm; in snd_pcm_get() local
42 list_for_each_entry(pcm, &snd_pcm_devices, list) { in snd_pcm_get()
43 if (pcm->card == card && pcm->device == device) in snd_pcm_get()
44 return pcm; in snd_pcm_get()
51 struct snd_pcm *pcm; in snd_pcm_next() local
64 struct snd_pcm *pcm; snd_pcm_add() local
105 struct snd_pcm *pcm; snd_pcm_control_ioctl() local
498 struct snd_pcm *pcm = pstr->pcm; snd_pcm_stream_proc_init() local
627 snd_pcm_new_stream(struct snd_pcm * pcm,int stream,int substream_count) snd_pcm_new_stream() argument
701 struct snd_pcm *pcm; _snd_pcm_new() local
844 pcm_call_notify(pcm,call) global() argument
851 pcm_call_notify(pcm,call) global() argument
854 snd_pcm_free(struct snd_pcm * pcm) snd_pcm_free() argument
871 struct snd_pcm *pcm = device->device_data; snd_pcm_dev_free() local
875 snd_pcm_attach_substream(struct snd_pcm * pcm,int stream,struct file * file,struct snd_pcm_substream ** rsubstream) snd_pcm_attach_substream() argument
1013 struct snd_pcm *pcm = pstr->pcm; pcm_class_show() local
1048 struct snd_pcm *pcm; snd_pcm_dev_register() local
1089 struct snd_pcm *pcm = device->device_data; snd_pcm_dev_disconnect() local
1138 struct snd_pcm *pcm; snd_pcm_notify() local
1168 struct snd_pcm *pcm; snd_pcm_proc_read() local
[all...] |
| H A D | pcm_memory.c | 3 * Digital Audio (PCM) abstract layer
14 #include <sound/pcm.h>
21 MODULE_PARM_DESC(preallocate_dma, "Preallocate DMA memory when the PCM devices are initialized.");
102 struct snd_card *card = substream->pcm->card; in preallocate_pcm_pages()
117 substream->pcm->card->number, substream->pcm->device, in preallocate_pcm_pages()
119 substream->pcm->name, orig_size); in preallocate_pcm_pages()
125 * @substream: the pcm substream instance
131 do_free_pages(substream->pcm->card, &substream->dma_buffer); in snd_pcm_lib_preallocate_free()
135 * snd_pcm_lib_preallocate_free_for_all - release all pre-allocated buffers on the pcm
136 * @pcm: the pcm instance
[all …]
|
| H A D | pcm_dmaengine.c | 7 * imx-pcm-dma-mx2.c, Copyright 2009 Sascha Hauer <s.hauer@pengutronix.de>
8 * mxs-pcm.c, Copyright (C) 2011 Freescale Semiconductor, Inc.
9 * ep93xx-pcm.c, Copyright (C) 2006 Lennert Buytenhek <buytenh@wantstofly.org>
16 #include <sound/pcm.h>
45 * @substream: PCM substream
50 * and hw_params in a dmaengine based PCM driver implementation.
92 * @substream: PCM substream
180 * snd_dmaengine_pcm_trigger - dmaengine based PCM trigger implementation
181 * @substream: PCM substream
184 * This function can be used as the PCM trigger callback for dmaengine based PCM
[all …]
|
| /linux/sound/soc/samsung/ |
| H A D | pcm.c | 3 // ALSA SoC Audio Layer - S3C PCM-Controller driver
20 #include "pcm.h"
106 * struct s3c_pcm_info - S3C PCM Controller information
112 * @pclk: the PCLK_PCM (pcm) clock pointer
154 static void s3c_pcm_snd_txctrl(struct s3c_pcm_info *pcm, int on) in s3c_pcm_snd_txctrl() argument
156 void __iomem *regs = pcm->regs; in s3c_pcm_snd_txctrl()
176 if (!pcm->idleclk) in s3c_pcm_snd_txctrl()
185 static void s3c_pcm_snd_rxctrl(struct s3c_pcm_info *pcm, int on) in s3c_pcm_snd_rxctrl() argument
187 void __iomem *regs = pcm->regs; in s3c_pcm_snd_rxctrl()
207 if (!pcm in s3c_pcm_snd_rxctrl()
220 struct s3c_pcm_info *pcm = snd_soc_dai_get_drvdata(snd_soc_rtd_to_cpu(rtd, 0)); s3c_pcm_trigger() local
264 struct s3c_pcm_info *pcm = snd_soc_dai_get_drvdata(snd_soc_rtd_to_cpu(rtd, 0)); s3c_pcm_hw_params() local
321 struct s3c_pcm_info *pcm = snd_soc_dai_get_drvdata(cpu_dai); s3c_pcm_set_fmt() local
392 struct s3c_pcm_info *pcm = snd_soc_dai_get_drvdata(cpu_dai); s3c_pcm_set_clkdiv() local
409 struct s3c_pcm_info *pcm = snd_soc_dai_get_drvdata(cpu_dai); s3c_pcm_set_sysclk() local
437 struct s3c_pcm_info *pcm = snd_soc_dai_get_drvdata(dai); s3c_pcm_dai_probe() local
489 struct s3c_pcm_info *pcm; s3c_pcm_dev_probe() local
584 struct s3c_pcm_info *pcm = &s3c_pcm[pdev->id]; s3c_pcm_dev_remove() local
[all...] |
| /linux/Documentation/sound/designs/ |
| H A D | oss-emulation.rst | 12 The OSS emulation for PCM, mixer and sequencer devices is implemented
13 as add-on kernel modules, snd-pcm-oss, snd-mixer-oss and snd-seq-oss.
14 When you need to access the OSS PCM, mixer or sequencer devices, the
48 PCM:
73 As seen above, PCM and MIDI may have two devices. Usually, the first
74 PCM device (``hw:0,0`` in ALSA) is mapped to /dev/dsp and the secondary
79 snd-pcm-oss and snd-rawmidi. In the case of PCM, the following
80 options are available for snd-pcm-oss:
83 PCM device number assigned to /dev/dspX
86 PCM device number assigned to /dev/adspX
[all …]
|
| H A D | tracepoints.rst | 8 Tracepoints in ALSA PCM core
11 ALSA PCM core registers ``snd_pcm`` subsystem to kernel tracepoint system.
12 This subsystem includes two categories of tracepoints; for state of PCM buffer
13 and for processing of PCM hardware parameters. These tracepoints are available
18 Tracepoints for state of PCM buffer
24 Tracepoints for processing of PCM hardware parameters
30 In a design of ALSA PCM core, data transmission is abstracted as PCM substream.
31 Applications manage PCM substream to maintain data transmission for PCM frames.
32 Before starting the data transmission, applications need to configure PCM
33 substream. In this procedure, PCM hardware parameters are decided by
[all …]
|
| H A D | procfile.rst | 42 pcm
43 Lists the currently available PCM devices in format of
66 When PCM devices are available on this card, you can see directories
67 like pcm0p or pcm1c. They hold the PCM information for each PCM
68 stream. The number after ``pcm`` is the PCM device number from 0, and
85 PCM Proc Files
88 ``card*/pcm*/info``
89 The general information of this PCM device: card #, device #,
92 ``card*/pcm*/xrun_debug``
96 invalid PCM position debug/check of ALSA PCM middle layer.
[all …]
|
| /linux/sound/pci/ac97/ |
| H A D | ac97_pcm.c | 18 #include <sound/pcm.h>
26 * PCM support
144 static unsigned char get_slot_reg(struct ac97_pcm *pcm, unsigned short cidx, in get_slot_reg() argument
151 if (pcm->spdif) in get_slot_reg()
153 if (pcm->stream == SNDRV_PCM_STREAM_PLAYBACK) in get_slot_reg()
154 return rate_reg_tables[dbl][pcm->r[dbl].rate_table[cidx]][slot - 3]; in get_slot_reg()
392 static unsigned int get_rates(struct ac97_pcm *pcm, unsigned int cidx, unsigned short slots, int db… in get_rates() argument
401 reg = get_slot_reg(pcm, cidx, i, dbl); in get_rates()
410 rates &= pcm->r[dbl].codec[cidx]->rates[idx]; in get_rates()
419 * snd_ac97_pcm_assign - assign AC97 slots to given PCM streams
[all …]
|
| /linux/Documentation/sound/cards/ |
| H A D | sb-live-mixer.rst | 15 IEC958 (S/PDIF) raw PCM
18 This PCM device (it's the 3rd PCM device (index 2!) and first subdevice
22 to 8 raw PCM devices operating at 48kHz, 16-bit little endian. It would
64 This control is used to attenuate samples from left and right PCM FX-bus
65 accumulators. ALSA uses accumulators 0 and 1 for left and right PCM samples.
66 The result samples are forwarded to the front DAC PCM slots of the AC97 codec.
70 This control is used to attenuate samples from left and right PCM FX-bus
71 accumulators. ALSA uses accumulators 0 and 1 for left and right PCM samples.
77 This control is used to attenuate samples from left and right PCM FX-bus
78 accumulators. ALSA uses accumulators 0 and 1 for left and right PCM samples.
[all …]
|
| H A D | audigy-mixer.rst | 47 name='PCM Front Playback Volume',index=0
49 This control is used to attenuate samples from left and right front PCM FX-bus
50 accumulators. ALSA uses accumulators 8 and 9 for left and right front PCM
53 name='PCM Surround Playback Volume',index=0
55 This control is used to attenuate samples from left and right surround PCM FX-bus
56 accumulators. ALSA uses accumulators 2 and 3 for left and right surround PCM
60 name='PCM Side Playback Volume',index=0
62 This control is used to attenuate samples from left and right side PCM FX-bus
63 accumulators. ALSA uses accumulators 14 and 15 for left and right side PCM
66 name='PCM Center Playback Volume',index=0
[all …]
|
| H A D | emu-mixer.rst | 98 name='PCM Front Playback Volume',index=0
100 This control is used to attenuate samples from left and right front PCM FX-bus
101 accumulators. ALSA uses accumulators 8 and 9 for left and right front PCM
105 name='PCM Surround Playback Volume',index=0
107 This control is used to attenuate samples from left and right surround PCM FX-bus
108 accumulators. ALSA uses accumulators 2 and 3 for left and right surround PCM
112 name='PCM Side Playback Volume',index=0
114 This control is used to attenuate samples from left and right side PCM FX-bus
115 accumulators. ALSA uses accumulators 14 and 15 for left and right side PCM
119 name='PCM Center Playback Volume',index=0
[all …]
|
| /linux/sound/soc/codecs/ |
| H A D | hda.c | 21 struct hda_pcm *pcm; in hda_codec_create_dais() local
28 pcm = list_first_entry(&codec->pcm_list_head, struct hda_pcm, list); in hda_codec_create_dais()
30 for (i = 0; i < pcm_count; i++, pcm = list_next_entry(pcm, list)) { in hda_codec_create_dais()
34 dev_info(dev, "creating for %s %d\n", pcm->name, i); in hda_codec_create_dais()
36 drvs[i].name = pcm->name; in hda_codec_create_dais()
41 if (!pcm->stream[dir].substreams) { in hda_codec_create_dais()
42 dev_info(dev, "skipping playback dai for %s\n", pcm->name); in hda_codec_create_dais()
47 devm_kasprintf(dev, GFP_KERNEL, "%s %s", pcm->name, in hda_codec_create_dais()
51 stream->channels_min = pcm in hda_codec_create_dais()
87 struct hda_pcm *pcm; hda_codec_register_dais() local
128 struct hda_pcm *pcm; hda_codec_unregister_dais() local
[all...] |
| H A D | hdac_hdmi.c | 147 struct hdac_hdmi_pcm *pcm; in hdac_hdmi_get_pcm_from_cvt()
149 list_for_each_entry(pcm, &hdmi->pcm_list, head) { in hdac_hdmi_get_pcm_from_cvt()
150 if (pcm->cvt == cvt) in hdac_hdmi_get_pcm_from_cvt()
151 return pcm; in hdac_hdmi_get_pcm_from_cvt()
157 static void hdac_hdmi_jack_report(struct hdac_hdmi_pcm *pcm, in hdac_hdmi_jack_report()
166 * for the first time where same PCM is attached to multiple in hdac_hdmi_jack_report()
169 if (pcm->jack_event == 0) { in hdac_hdmi_jack_report()
171 "jack report for pcm=%d\n", in hdac_hdmi_jack_report()
172 pcm->pcm_id); in hdac_hdmi_jack_report()
173 snd_soc_jack_report(pcm in hdac_hdmi_jack_report()
146 struct hdac_hdmi_pcm *pcm; hdac_hdmi_get_pcm_from_cvt() local
156 hdac_hdmi_jack_report(struct hdac_hdmi_pcm * pcm,struct hdac_hdmi_port * port,bool is_connect) hdac_hdmi_jack_report() argument
206 hdac_hdmi_jack_report_sync(struct hdac_hdmi_pcm * pcm,struct hdac_hdmi_port * port,bool is_connect) hdac_hdmi_jack_report_sync() argument
284 struct hdac_hdmi_pcm *pcm; get_hdmi_pcm_from_id() local
356 hdac_hdmi_setup_audio_infoframe(struct hdac_device * hdev,struct hdac_hdmi_pcm * pcm,struct hdac_hdmi_port * port) hdac_hdmi_setup_audio_infoframe() argument
444 struct hdac_hdmi_pcm *pcm; hdac_hdmi_set_stream() local
469 struct hdac_hdmi_pcm *pcm; hdac_hdmi_set_hw_params() local
530 struct hdac_hdmi_pcm *pcm; hdac_hdmi_get_port_from_cvt() local
636 struct hdac_hdmi_pcm *pcm; hdac_hdmi_pcm_close() local
722 struct hdac_hdmi_pcm *pcm; hdac_hdmi_get_pcm() local
773 struct hdac_hdmi_pcm *pcm; hdac_hdmi_pin_output_widget_event() local
819 struct hdac_hdmi_pcm *pcm; hdac_hdmi_cvt_output_widget_event() local
909 struct hdac_hdmi_pcm *pcm; hdac_hdmi_set_pin_port_mux() local
1257 struct hdac_hdmi_pcm *pcm; hdac_hdmi_present_sense() local
1773 struct hdac_hdmi_pcm *pcm = get_hdmi_pcm_from_id(hdmi, pcm_idx); hdac_hdmi_get_chmap() local
1782 struct hdac_hdmi_pcm *pcm = get_hdmi_pcm_from_id(hdmi, pcm_idx); hdac_hdmi_set_chmap() local
1803 struct hdac_hdmi_pcm *pcm = get_hdmi_pcm_from_id(hdmi, pcm_idx); is_hdac_hdmi_pcm_attached() local
1817 struct hdac_hdmi_pcm *pcm = get_hdmi_pcm_from_id(hdmi, pcm_idx); hdac_hdmi_get_spk_alloc() local
[all...] |
| H A D | hda-dai.c | 16 struct hda_pcm *pcm; in hda_codec_dai_startup() local
21 pcm = container_of(stream_info, struct hda_pcm, stream[substream->stream]); in hda_codec_dai_startup()
23 dev_dbg(dai->dev, "open stream codec: %08x, info: %p, pcm: %p %s substream: %p\n", in hda_codec_dai_startup()
24 codec->core.vendor_id, stream_info, pcm, pcm->name, substream); in hda_codec_dai_startup()
26 snd_hda_codec_pcm_get(pcm); in hda_codec_dai_startup()
31 snd_hda_codec_pcm_put(pcm); in hda_codec_dai_startup()
42 struct hda_pcm *pcm; in hda_codec_dai_shutdown() local
47 pcm = container_of(stream_info, struct hda_pcm, stream[substream->stream]); in hda_codec_dai_shutdown()
49 dev_dbg(dai->dev, "close stream codec: %08x, info: %p, pcm: %p %s substream: %p\n", in hda_codec_dai_shutdown()
50 codec->core.vendor_id, stream_info, pcm, pcm->name, substream); in hda_codec_dai_shutdown()
[all …]
|
| /linux/sound/soc/sof/ |
| H A D | compress.c | 74 /* use the same workqueue-based solution as for PCM, cf. snd_sof_pcm_elapsed */ in snd_sof_compr_fragment_elapsed()
172 struct sof_ipc_pcm_params *pcm; in sof_compr_set_params() local
195 if (sizeof(*pcm) + ext_data_size > sdev->ipc->max_payload_size) in sof_compr_set_params()
206 pcm = kzalloc(sizeof(*pcm) + ext_data_size, GFP_KERNEL); in sof_compr_set_params()
207 if (!pcm) in sof_compr_set_params()
220 pcm->params.buffer.pages = PFN_UP(crtd->dma_bytes); in sof_compr_set_params()
221 pcm->hdr.size = sizeof(*pcm) + ext_data_size; in sof_compr_set_params()
222 pcm in sof_compr_set_params()
[all...] |
| /linux/sound/pci/au88x0/ |
| H A D | au88x0_pcm.c | 6 * Vortex PCM ALSA driver.
14 #include <sound/pcm.h>
146 if (VORTEX_PCM_TYPE(substream->pcm) != VORTEX_PCM_WT) { in snd_vortex_pcm_open()
148 if (VORTEX_PCM_TYPE(substream->pcm) == VORTEX_PCM_A3D) { in snd_vortex_pcm_open()
152 if (VORTEX_PCM_TYPE(substream->pcm) == VORTEX_PCM_SPDIF) { in snd_vortex_pcm_open()
166 if (VORTEX_PCM_TYPE(substream->pcm) == VORTEX_PCM_ADB in snd_vortex_pcm_open()
167 || VORTEX_PCM_TYPE(substream->pcm) == VORTEX_PCM_I2S) in snd_vortex_pcm_open()
172 VORTEX_PCM_TYPE(substream->pcm) == VORTEX_PCM_ADB) { in snd_vortex_pcm_open()
219 if (VORTEX_PCM_TYPE(substream->pcm) != VORTEX_PCM_WT) { in snd_vortex_pcm_hw_params()
220 int dma, type = VORTEX_PCM_TYPE(substream->pcm); in snd_vortex_pcm_hw_params()
[all …]
|
| /linux/sound/pci/emu10k1/ |
| H A D | emupcm.c | 9 * Routines for control of EMU10K1 chips / PCM routines
1405 struct snd_pcm *pcm; in snd_emu10k1_pcm() local
1409 err = snd_pcm_new(emu->card, "emu10k1", device, 32, 1, &pcm); in snd_emu10k1_pcm()
1413 pcm->private_data = emu; in snd_emu10k1_pcm()
1415 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_emu10k1_playback_ops); in snd_emu10k1_pcm()
1416 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_emu10k1_capture_ops); in snd_emu10k1_pcm()
1418 pcm->info_flags = 0; in snd_emu10k1_pcm()
1419 pcm->dev_subclass = SNDRV_PCM_SUBCLASS_GENERIC_MIX; in snd_emu10k1_pcm()
1420 strscpy(pcm->name, "ADC Capture/Standard PCM Playback"); in snd_emu10k1_pcm()
1421 emu->pcm = pcm; in snd_emu10k1_pcm()
[all …]
|
| /linux/sound/soc/mediatek/mt6797/ |
| H A D | mt6797-dai-pcm.c | 155 {"PCM 1 Playback", NULL, "PCM_1_PB_CH1"},
156 {"PCM 1 Playback", NULL, "PCM_1_PB_CH2"},
157 {"PCM 1 Playback", NULL, "PCM_1_PB_CH4"},
158 {"PCM 2 Playback", NULL, "PCM_2_PB_CH1"},
159 {"PCM 2 Playback", NULL, "PCM_2_PB_CH2"},
160 {"PCM 2 Playback", NULL, "PCM_2_PB_CH4"},
162 {"PCM 1 Playback", NULL, "PCM_1_EN"},
163 {"PCM 2 Playback", NULL, "PCM_2_EN"},
164 {"PCM 1 Capture", NULL, "PCM_1_EN"},
165 {"PCM 2 Capture", NULL, "PCM_2_EN"},
[all …]
|
| /linux/sound/soc/mediatek/mt8183/ |
| H A D | mt8183-dai-pcm.c | 155 {"PCM 1 Playback", NULL, "PCM_1_PB_CH1"},
156 {"PCM 1 Playback", NULL, "PCM_1_PB_CH2"},
157 {"PCM 1 Playback", NULL, "PCM_1_PB_CH4"},
158 {"PCM 2 Playback", NULL, "PCM_2_PB_CH1"},
159 {"PCM 2 Playback", NULL, "PCM_2_PB_CH2"},
160 {"PCM 2 Playback", NULL, "PCM_2_PB_CH4"},
162 {"PCM 1 Playback", NULL, "PCM_1_EN"},
163 {"PCM 2 Playback", NULL, "PCM_2_EN"},
164 {"PCM 1 Capture", NULL, "PCM_1_EN"},
165 {"PCM 2 Capture", NULL, "PCM_2_EN"},
[all …]
|
| /linux/sound/pci/ctxfi/ |
| H A D | ctpcm.c | 8 * This file contains the definition of the pcm device functions.
17 #include <sound/pcm.h>
114 /* pcm playback operations */
128 if (IEC958 == substream->pcm->device) { in ct_pcm_playback_open()
133 if (FRONT == substream->pcm->device) in ct_pcm_playback_open()
168 if (IEC958 == substream->pcm->device) in ct_pcm_playback_close()
205 if (IEC958 == substream->pcm->device) in ct_pcm_playback_prepare()
212 "Preparing pcm playback failed!!!\n"); in ct_pcm_playback_prepare()
260 /* pcm capture operations */
321 "Preparing pcm capture failed!!!\n"); in ct_pcm_capture_prepare()
[all …]
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| /linux/sound/soc/intel/boards/ |
| H A D | hda_dsp_common.c | 6 #include <sound/pcm.h>
17 * Search card topology and return PCM device number
32 spcm = rtd->pcm; in hda_dsp_hdmi_pcm_handle()
41 return rtd->pcm;
50 * Search card topology and register HDMI PCM related controls in hda_dsp_hdmi_build_controls()
71 hpcm->pcm = spcm; in hda_dsp_hdmi_build_controls()
74 "mapping HDMI converter %d to PCM %d (%p)\n", in hda_dsp_hdmi_build_controls()
77 hpcm->pcm = NULL; in hda_dsp_hdmi_build_controls()
80 "%s: no PCM in topology for HDMI converter %d\n", in hda_dsp_hdmi_build_controls()
|
| /linux/tools/testing/selftests/alsa/ |
| H A D | pcm-test.c | 3 // kselftest for the ALSA PCM API
9 // every PCM device it can find. This may conflict with other system
129 pcm_config = conf_get_subtree(card_config, "pcm", NULL); in missing_devices()
228 sprintf(key, "pcm.%d.%s", dev, snd_pcm_stream_name(stream)); in find_pcms()
231 ksft_print_msg("skipping pcm %d.%d.%s\n", card, dev, snd_pcm_stream_name(stream)); in find_pcms()
249 sprintf(key, "pcm.%d.%d.%s", dev, subdev, snd_pcm_stream_name(stream)); in find_pcms()
251 ksft_print_msg("skipping pcm %d.%d.%d.%s\n", card, dev, in find_pcms()
353 snprintf(msg, sizeof(msg), "Failed to get pcm handle: %s", snd_strerror(err)); in test_pcm_time()
554 void run_time_tests(struct pcm_data *pcm, enum test_class class, in run_time_tests() argument
574 test_pcm_time(pcm, class, test_name, pcm_cfg); in run_time_tests()
[all …]
|
| /linux/sound/soc/mediatek/mt8192/ |
| H A D | mt8192-dai-pcm.c | 230 {"PCM 1 Playback", NULL, "PCM_1_PB_CH1"},
231 {"PCM 1 Playback", NULL, "PCM_1_PB_CH2"},
232 {"PCM 1 Playback", NULL, "PCM_1_PB_CH4"},
233 {"PCM 2 Playback", NULL, "PCM_2_PB_CH1"},
234 {"PCM 2 Playback", NULL, "PCM_2_PB_CH2"},
235 {"PCM 2 Playback", NULL, "PCM_2_PB_CH3"},
236 {"PCM 2 Playback", NULL, "PCM_2_PB_CH4"},
237 {"PCM 2 Playback", NULL, "PCM_2_PB_CH5"},
239 {"PCM 1 Playback", NULL, "PCM_1_EN"},
240 {"PCM 2 Playback", NULL, "PCM_2_EN"},
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| /linux/sound/usb/line6/ |
| H A D | pcm.h | 9 PCM interface to POD series devices.
15 #include <sound/pcm.h>
35 Get substream from Line 6 PCM data structure
38 (line6pcm->pcm->streams[stream].substream)
41 PCM mode bits.
43 There are several features of the Line 6 USB driver which require PCM
45 *) PCM playback and capture via ALSA
51 subsystems with respect to PCM usage.
56 LINE6_STREAM_PCM = ALSA PCM playback or capture
75 /* misc bit flags for PCM operation */
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