| /linux-6.14.4/sound/soc/intel/avs/boards/ |
| D | hdaudio.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 // Copyright(c) 2021-2022 Intel Corporation
14 #include <sound/soc-acpi.h>
20 struct snd_soc_dai_link_component *platform; in avs_create_dai_links() local
22 struct hda_pcm *pcm; in avs_create_dai_links() local
23 const char *cname = dev_name(&codec->core.dev); in avs_create_dai_links()
27 platform = devm_kzalloc(dev, sizeof(*platform), GFP_KERNEL); in avs_create_dai_links()
28 if (!dl || !platform) in avs_create_dai_links()
29 return -ENOMEM; in avs_create_dai_links()
31 platform->name = platform_name; in avs_create_dai_links()
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| /linux-6.14.4/sound/soc/intel/boards/ |
| D | ehl_rt5660.c | 1 // SPDX-License-Identifier: GPL-2.0-only
5 * ehl_rt5660 - ASOC Machine driver for Elkhart Lake platforms
18 #include <sound/pcm.h>
21 #include <sound/soc-acpi.h>
76 struct sof_card_private *ctx = snd_soc_card_get_drvdata(rtd->card); in hdmi_init()
78 struct sof_hdmi_pcm *pcm; in hdmi_init() local
80 pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL); in hdmi_init()
81 if (!pcm) in hdmi_init()
82 return -ENOMEM; in hdmi_init()
84 /* dai_link id is 1:1 mapped to the PCM device */ in hdmi_init()
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| D | bdw_rt286.c | 1 // SPDX-License-Identifier: GPL-2.0-only
12 #include <sound/pcm.h>
15 #include <sound/soc-acpi.h>
64 struct snd_soc_component *codec = snd_soc_rtd_to_codec(rtd, 0)->component; in codec_link_init()
67 ret = snd_soc_card_jack_new_pins(rtd->card, "Headset", SND_JACK_HEADSET | SND_JACK_BTN_0, in codec_link_init()
78 struct snd_soc_component *codec = snd_soc_rtd_to_codec(rtd, 0)->component; in codec_link_exit()
90 rate->min = rate->max = 48000; in codec_link_hw_params_fixup()
91 channels->min = channels->max = 2; in codec_link_hw_params_fixup()
107 dev_err(rtd->dev, "set codec sysclk failed: %d\n", ret); in codec_link_hw_params()
124 SND_SOC_DAILINK_DEF(platform, DAILINK_COMP_ARRAY(COMP_PLATFORM("haswell-pcm-audio")));
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| D | sof_pcm512x.c | 1 // SPDX-License-Identifier: GPL-2.0-only
2 // Copyright(c) 2018-2020 Intel Corporation.
17 #include <sound/pcm.h>
20 #include <sound/soc-acpi.h>
22 #include "../common/soc-intel-quirks.h"
55 sof_pcm512x_quirk = (unsigned long)id->driver_data; in sof_pcm512x_quirk_cb()
64 DMI_MATCH(DMI_PRODUCT_NAME, "UP-CHT01"),
73 struct sof_card_private *ctx = snd_soc_card_get_drvdata(rtd->card); in sof_hdmi_init()
75 struct sof_hdmi_pcm *pcm; in sof_hdmi_init() local
77 pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL); in sof_hdmi_init()
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| /linux-6.14.4/Documentation/sound/soc/ |
| D | platform.rst | 2 ASoC Platform Driver
5 An ASoC platform driver class can be divided into audio DMA drivers, SoC DAI
6 drivers and DSP drivers. The platform drivers only target the SoC CPU and must
12 The platform DMA driver optionally supports the following ALSA operations:-
25 The platform driver exports its DMA functionality via struct
26 snd_soc_component_driver:-
38 /* pcm creation and destruction */
49 https://www.kernel.org/doc/html/latest/sound/kernel-api/writing-an-alsa-driver.html
51 An example DMA driver is soc/pxa/pxa2xx-pcm.c
57 Each SoC DAI driver must provide the following features:-
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| D | codec.rst | 7 It should contain no code that is specific to the target platform or machine.
8 All platform and machine specific code should be added to the platform and
11 Each codec class driver *must* provide the following features:-
13 1. Codec DAI and PCM configuration
14 2. Codec control IO - using RegMap API
20 Optionally, codec drivers can also provide:-
30 Codec DAI and PCM configuration
31 -------------------------------
33 PCM capabilities and operations. This struct is exported so that it can be
49 .name = "wm8731-hifi",
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| D | dpcm.rst | 2 Dynamic PCM
8 Dynamic PCM allows an ALSA PCM device to digitally route its PCM audio to
9 various digital endpoints during the PCM stream runtime. e.g. PCM0 can route
16 determine the path used by each ALSA PCM.
18 DPCM re-uses all the existing component codec, platform and DAI drivers without
23 -------------------------------------
26 document for all examples :-
32 PCM0 <------------> * * <----DAI0-----> Codec Headset
34 PCM1 <------------> * * <----DAI1-----> Codec Speakers
36 PCM2 <------------> * * <----DAI2-----> MODEM
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| /linux-6.14.4/Documentation/devicetree/bindings/sound/ |
| D | sprd,pcm-platform.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/sound/sprd,pcm-platform.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Spreadtrum DMA platform
10 - Orson Zhai <[email protected]>
11 - Baolin Wang <[email protected]>
12 - Chunyan Zhang <[email protected]>
16 const: sprd,pcm-platform
21 dma-names:
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| D | ux500-msp.txt | 1 * ux500 MSP (CPU-side Digital Audio Interface)
4 - compatible :"stericsson,ux500-msp-i2s"
5 - reg : Physical base address and length of the device's registers.
8 - interrupts : The interrupt output from the device.
9 - <name>-supply : Phandle to the regulator <name> supply
14 compatible = "stericsson,snd-soc-mop500";
16 stericsson,platform-pcm-dma = <&pcm>;
17 stericsson,cpu-dai = <&msp1 &msp3>;
18 stericsson,audio-codec = <&codec>;
21 pcm: ux500-pcm {
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| /linux-6.14.4/sound/soc/amd/ |
| D | acp-da7219-max98357a.c | 1 // SPDX-License-Identifier: MIT
5 //Copyright 2017-2021 Advanced Micro Devices, Inc.
9 #include <sound/pcm.h>
11 #include <sound/soc-dapm.h>
56 struct snd_soc_card *card = rtd->card; in cz_da7219_init()
58 struct snd_soc_component *component = codec_dai->component; in cz_da7219_init()
60 dev_info(rtd->dev, "codec dai name = %s\n", codec_dai->name); in cz_da7219_init()
65 dev_err(rtd->dev, "can't set codec sysclk: %d\n", ret); in cz_da7219_init()
72 dev_err(rtd->dev, "can't set codec pll: %d\n", ret); in cz_da7219_init()
76 da7219_dai_wclk = devm_clk_get(component->dev, "da7219-dai-wclk"); in cz_da7219_init()
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| /linux-6.14.4/sound/soc/bcm/ |
| D | Makefile | 1 # SPDX-License-Identifier: GPL-2.0-only
2 # BCM2835 Platform Support
3 snd-soc-bcm2835-i2s-y := bcm2835-i2s.o
5 obj-$(CONFIG_SND_BCM2835_SOC_I2S) += snd-soc-bcm2835-i2s.o
7 # CYGNUS Platform Support
8 snd-soc-cygnus-y := cygnus-pcm.o cygnus-ssp.o
10 obj-$(CONFIG_SND_SOC_CYGNUS) += snd-soc-cygnus.o
12 # BCM63XX Platform Support
13 snd-soc-63xx-y := bcm63xx-i2s-whistler.o bcm63xx-pcm-whistler.o
15 obj-$(CONFIG_SND_BCM63XX_I2S_WHISTLER) += snd-soc-63xx.o
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| /linux-6.14.4/sound/soc/sprd/ |
| D | Makefile | 1 # SPDX-License-Identifier: GPL-2.0
4 snd-soc-sprd-platform-y := sprd-pcm-dma.o sprd-pcm-compress.o
6 obj-$(CONFIG_SND_SOC_SPRD) += snd-soc-sprd-platform.o
8 obj-$(CONFIG_SND_SOC_SPRD_MCDT) += sprd-mcdt.o
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| /linux-6.14.4/sound/core/ |
| D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only
2 # ALSA soundcard-configuration
56 to the KUnit documentation in Documentation/dev-tools/kunit/.
85 and read <file:Documentation/sound/designs/oss-emulation.rst>.
90 will be called snd-mixer-oss.
93 tristate "OSS PCM (digital audio) API"
97 To enable OSS digital audio (PCM) emulation (/dev/dsp*), say Y
98 here and read <file:Documentation/sound/designs/oss-emulation.rst>.
103 will be called snd-pcm-oss.
106 bool "OSS PCM (digital audio) API - Include plugin system"
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| /linux-6.14.4/sound/soc/sof/ |
| D | pcm.c | 1 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
10 // PCM Layer, interface between ALSA and IPC.
17 #include "sof-of-dev.h"
18 #include "sof-priv.h"
19 #include "sof-audio.h"
20 #include "sof-utils.h"
31 int stream = substream->stream; in create_page_table()
35 return -EINVAL; in create_page_table()
37 return snd_sof_create_page_table(component->dev, dmab, in create_page_table()
38 spcm->stream[stream].page_table.area, size); in create_page_table()
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| /linux-6.14.4/sound/soc/mediatek/mt8365/ |
| D | Makefile | 1 # SPDX-License-Identifier: GPL-2.0
3 # MTK Platform driver
4 snd-soc-mt8365-pcm-y := \
5 mt8365-afe-clk.o \
6 mt8365-afe-pcm.o \
7 mt8365-dai-adda.o \
8 mt8365-dai-dmic.o \
9 mt8365-dai-i2s.o \
10 mt8365-dai-pcm.o
12 obj-$(CONFIG_SND_SOC_MT8365) += snd-soc-mt8365-pcm.o
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| /linux-6.14.4/sound/soc/ |
| D | soc-devres.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 // soc-devres.c -- ALSA SoC Audio Layer devres functions
20 * devm_snd_soc_register_component - resource managed component registration
38 return -ENOMEM; in devm_snd_soc_register_component()
58 * devm_snd_soc_register_card - resource managed card registration
72 return -ENOMEM; in devm_snd_soc_register_card()
94 * devm_snd_dmaengine_pcm_register - resource managed dmaengine PCM registration
95 * @dev: The parent device for the PCM device
96 * @config: Platform specific PCM configuration
97 * @flags: Platform specific quirks
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| D | soc-generic-dmaengine-pcm.c | 1 // SPDX-License-Identifier: GPL-2.0+
4 // Author: Lars-Peter Clausen <[email protected]>
10 #include <sound/pcm.h>
13 #include <linux/dma-mapping.h>
28 static struct device *dmaengine_dma_dev(struct dmaengine_pcm *pcm, in dmaengine_dma_dev() argument
31 if (!pcm->chan[substream->stream]) in dmaengine_dma_dev()
34 return pcm->chan[substream->stream]->device->dev; in dmaengine_dma_dev()
38 * snd_dmaengine_pcm_prepare_slave_config() - Generic prepare_slave_config callback
39 * @substream: PCM substream
57 if (rtd->dai_link->num_cpus > 1) { in snd_dmaengine_pcm_prepare_slave_config()
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| /linux-6.14.4/sound/soc/mediatek/common/ |
| D | mtk-afe-platform-driver.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * mtk-afe-platform-driver.c -- Mediatek afe platform driver
10 #include <linux/dma-mapping.h>
13 #include "mtk-afe-platform-driver.h"
14 #include "mtk-base-afe.h"
22 list_for_each_entry(dai, &afe->sub_dais, list) { in mtk_afe_combine_sub_dai()
23 num_dai_drivers += dai->num_dai_drivers; in mtk_afe_combine_sub_dai()
26 dev_info(afe->dev, "%s(), num of dai %zd\n", __func__, num_dai_drivers); in mtk_afe_combine_sub_dai()
29 afe->num_dai_drivers = num_dai_drivers; in mtk_afe_combine_sub_dai()
30 afe->dai_drivers = devm_kcalloc(afe->dev, in mtk_afe_combine_sub_dai()
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| /linux-6.14.4/sound/soc/xilinx/ |
| D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only
7 mode, IP receives audio in AES format, extracts PCM and sends
8 PCM data. In receiver mode, IP receives PCM audio and
9 encapsulates PCM in AES format and sends AES data.
15 support. This provides DMA platform device support for
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| /linux-6.14.4/sound/soc/intel/atom/ |
| D | sst-mfld-platform-pcm.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * sst_mfld_platform.c - Intel MID Platform driver
5 * Copyright (C) 2010-2014 Intel Corp
18 #include <sound/pcm.h>
23 #include "sst-mfld-platform.h"
24 #include "sst-atom-controls.h"
32 return -EINVAL; in sst_register_dsp()
33 if (!try_module_get(dev->dev->driver->owner)) in sst_register_dsp()
34 return -ENODEV; in sst_register_dsp()
37 dev_err(dev->dev, "we already have a device %s\n", sst->name); in sst_register_dsp()
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| /linux-6.14.4/sound/soc/pxa/ |
| D | pxa2xx-pcm.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * linux/sound/arm/pxa2xx-pcm.c -- ALSA PCM interface for the Intel PXA2xx chip
10 #include <linux/dma-mapping.h>
17 #include <sound/pxa2xx-lib.h>
32 return devm_snd_soc_register_component(&pdev->dev, &pxa2xx_soc_platform, in pxa2xx_soc_platform_probe()
38 .name = "pxa-pcm-audio",
47 MODULE_DESCRIPTION("Intel PXA2xx PCM DMA module");
49 MODULE_ALIAS("platform:pxa-pcm-audio");
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| /linux-6.14.4/sound/soc/amd/raven/ |
| D | Makefile | 1 # SPDX-License-Identifier: GPL-2.0+
2 # Raven Ridge platform Support
3 snd-pci-acp3x-y := pci-acp3x.o
4 snd-acp3x-pcm-dma-y := acp3x-pcm-dma.o
5 snd-acp3x-i2s-y := acp3x-i2s.o
6 obj-$(CONFIG_SND_SOC_AMD_ACP3x) += snd-pci-acp3x.o
7 obj-$(CONFIG_SND_SOC_AMD_ACP3x) += snd-acp3x-pcm-dma.o
8 obj-$(CONFIG_SND_SOC_AMD_ACP3x) += snd-acp3x-i2s.o
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| /linux-6.14.4/sound/soc/mxs/ |
| D | Makefile | 1 # SPDX-License-Identifier: GPL-2.0
2 # MXS Platform Support
3 snd-soc-mxs-y := mxs-saif.o
4 snd-soc-mxs-pcm-y := mxs-pcm.o
6 obj-$(CONFIG_SND_MXS_SOC) += snd-soc-mxs.o snd-soc-mxs-pcm.o
9 snd-soc-mxs-sgtl5000-y := mxs-sgtl5000.o
11 obj-$(CONFIG_SND_SOC_MXS_SGTL5000) += snd-soc-mxs-sgtl5000.o
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| /linux-6.14.4/sound/soc/ti/ |
| D | edma-pcm.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * edma-pcm.c - eDMA PCM driver using dmaengine for AM3xxx, AM4xxx
14 #include <sound/pcm.h>
19 #include "edma-pcm.h"
44 if (dev->of_node) in edma_pcm_platform_register()
50 return -ENOMEM; in edma_pcm_platform_register()
54 config->chan_names[0] = "tx"; in edma_pcm_platform_register()
55 config->chan_names[1] = "rx"; in edma_pcm_platform_register()
62 MODULE_DESCRIPTION("eDMA PCM ASoC platform driver");
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| /linux-6.14.4/sound/soc/atmel/ |
| D | sam9g20_wm8731.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * sam9g20_wm8731 -- SoC audio for AT91SAM9G20-based
28 #include <linux/atmel-ssc.h>
31 #include <sound/pcm.h>
36 #include "atmel-pcm.h"
70 struct device *dev = rtd->dev; in at91sam9g20ek_wm8731_init()
83 snd_soc_dapm_nc_pin(&rtd->card->dapm, "Int Mic"); in at91sam9g20ek_wm8731_init()
89 SND_SOC_DAILINK_DEFS(pcm,
91 DAILINK_COMP_ARRAY(COMP_CODEC("wm8731.0-001b", "wm8731-hifi")),
96 .stream_name = "WM8731 PCM",
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