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/linux/Documentation/devicetree/bindings/sound/
H A Drockchip,i2s-tdm.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/sound/rockchip,i2s-tdm.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Rockchip I2S/TDM Controller
10 The Rockchip I2S/TDM Controller is a Time Division Multiplexed
15 - Nicolas Frattaroli <frattaroli.nicolas@gmail.com>
18 - $ref: dai-common.yaml#
23 - rockchip,px30-i2s-tdm
24 - rockchip,rk1808-i2s-tdm
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/linux/sound/soc/tegra/
H A Dtegra30_i2s.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * tegra30_i2s.c - Tegra30 I2S driver
6 * Copyright (c) 2010-2012, NVIDIA CORPORATION. All rights reserved.
10 * Copyright (c) 2009-2010, NVIDIA Corporation.
36 #define DRV_NAME "tegra30-i2s"
40 struct tegra30_i2s *i2s = dev_get_drvdata(dev); in tegra30_i2s_runtime_suspend() local
42 regcache_cache_only(i2s->regmap, true); in tegra30_i2s_runtime_suspend()
44 clk_disable_unprepare(i2s->clk_i2s); in tegra30_i2s_runtime_suspend()
51 struct tegra30_i2s *i2s = dev_get_drvdata(dev); in tegra30_i2s_runtime_resume() local
54 ret = clk_prepare_enable(i2s->clk_i2s); in tegra30_i2s_runtime_resume()
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H A Dtegra210_i2s.c1 // SPDX-License-Identifier: GPL-2.0-only
2 // SPDX-FileCopyrightText: Copyright (c) 2020-2024 NVIDIA CORPORATION & AFFILIATES.
5 // tegra210_i2s.c - Tegra210 I2S driver
33 * is required to select i2s4b for it to be functional for I2S
44 regmap_write(regmap, TEGRA210_I2S_SLOT_CTRL, total_slots - 1); in tegra210_i2s_set_slot_ctrl()
52 struct tegra210_i2s *i2s = dev_get_drvdata(dev); in tegra210_i2s_set_clock_rate() local
56 regmap_read(i2s->regmap, TEGRA210_I2S_CTRL, &val); in tegra210_i2s_set_clock_rate()
58 /* No need to set rates if I2S is being operated in slave */ in tegra210_i2s_set_clock_rate()
62 err = clk_set_rate(i2s->clk_i2s, clock_rate); in tegra210_i2s_set_clock_rate()
64 dev_err(dev, "can't set I2S bit clock rate %u, err: %d\n", in tegra210_i2s_set_clock_rate()
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/linux/sound/soc/samsung/
H A Dsmdk_wm8994.c1 // SPDX-License-Identifier: GPL-2.0+
11 * SMDKV310: CFG5-1000, CFG7-111111
15 * Configure audio route as :-
72 struct snd_soc_dapm_context *dapm = &rtd->card->dapm; in smdk_wm8994_init_paiftx()
94 DAILINK_COMP_ARRAY(COMP_CPU("samsung-i2s.0")),
95 DAILINK_COMP_ARRAY(COMP_CODEC("wm8994-codec", "wm8994-aif1")),
96 DAILINK_COMP_ARRAY(COMP_PLATFORM("samsung-i2s.0")));
99 DAILINK_COMP_ARRAY(COMP_CPU("samsung-i2s-sec")),
100 DAILINK_COMP_ARRAY(COMP_CODEC("wm8994-codec", "wm8994-aif1")),
101 DAILINK_COMP_ARRAY(COMP_PLATFORM("samsung-i2s-sec")));
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/linux/sound/soc/codecs/
H A Dhdmi-codec.c1 // SPDX-License-Identifier: GPL-2.0-only
4 * Copyright (C) 2015 Texas Instruments Incorporated - https://www.ti.com/
16 #include <sound/hdmi-codec.h>
22 #define HDMI_CODEC_CHMAP_IDX_UNKNOWN -1
65 /* Channel maps for multi-channel playbacks, up to 8 n_ch */
294 SND_SOC_DAPM_OUTPUT("TX"),
306 uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES; in hdmi_eld_ctl_info()
307 uinfo->count = sizeof_field(struct hdmi_codec_priv, eld); in hdmi_eld_ctl_info()
318 memcpy(ucontrol->value.bytes.data, hcp->eld, sizeof(hcp->eld)); in hdmi_eld_ctl_get()
345 spk_alloc = drm_eld_get_spk_alloc(hcp->eld); in hdmi_codec_eld_chmap()
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H A Dab8500-codec.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) ST-Ericsson SA 2012
8 * for ST-Ericsson.
14 * for ST-Ericsson.
29 #include <linux/mfd/abx500/ab8500-sysctrl.h>
30 #include <linux/mfd/abx500/ab8500-codec.h>
39 #include <sound/soc-dapm.h>
42 #include "ab8500-codec.h"
56 /* Nr of FIR/IIR-coeff banks in ANC-block */
114 /* Private data for AB8500 device-driver */
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H A Daw88261.c1 // SPDX-License-Identifier: GPL-2.0-only
3 // aw88261.c -- AW88261 ALSA SoC Audio driver
29 struct aw_volume_desc *vol_desc = &aw_dev->volume_desc; in aw88261_dev_set_volume()
33 volume = min((value + vol_desc->init_volume), (unsigned int)AW88261_MUTE_VOL); in aw88261_dev_set_volume()
36 regmap_read(aw_dev->regmap, AW88261_SYSCTRL2_REG, &reg_value); in aw88261_dev_set_volume()
40 dev_dbg(aw_dev->dev, "value 0x%x , real_value:0x%x", value, real_value); in aw88261_dev_set_volume()
42 regmap_write(aw_dev->regmap, AW88261_SYSCTRL2_REG, real_value); in aw88261_dev_set_volume()
47 struct aw_volume_desc *desc = &aw_dev->volume_desc; in aw88261_dev_fade_in()
48 int fade_in_vol = desc->ctl_volume; in aw88261_dev_fade_in()
49 int fade_step = aw_dev->fade_step; in aw88261_dev_fade_in()
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/linux/sound/soc/rockchip/
H A Drockchip_i2s_tdm.c1 // SPDX-License-Identifier: GPL-2.0-only
2 // ALSA SoC Audio Layer - Rockchip I2S/TDM Controller driver
5 // Author: Sugar Zhang <sugar.zhang@rock-chips.com>
9 #include <linux/clk-provider.h>
23 #define DRV_NAME "rockchip-i2s-tdm"
92 clk_disable_unprepare(i2s_tdm->mclk_tx); in i2s_tdm_disable_unprepare_mclk()
93 clk_disable_unprepare(i2s_tdm->mclk_rx); in i2s_tdm_disable_unprepare_mclk()
97 * i2s_tdm_prepare_enable_mclk - prepare to enable all mclks, disable them on
110 ret = clk_prepare_enable(i2s_tdm->mclk_tx); in i2s_tdm_prepare_enable_mclk()
113 ret = clk_prepare_enable(i2s_tdm->mclk_rx); in i2s_tdm_prepare_enable_mclk()
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/linux/sound/soc/intel/boards/
H A Dsof_maxim_common.c1 // SPDX-License-Identifier: GPL-2.0-only
9 #include <sound/soc-acpi.h>
10 #include <sound/soc-dai.h>
11 #include <sound/soc-dapm.h>
14 #include "../common/soc-intel-quirks.h"
37 for_each_acpi_dev_match(adev, hid, NULL, -1) in get_num_codecs()
89 * The tx mask indicates which channel(s) contains output IV-sense data and
90 * others should set to Hi-Z. Here we get the channel number from codec's ACPI
91 * device property "maxim,vmon-slot-no" and "maxim,imon-slot-no" to generate the
99 if (device_property_read_u32(dev, "maxim,vmon-slot-no", &vmon_slot)) in max_98373_get_tx_mask()
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/linux/include/media/
H A Dv4l2-subdev.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * V4L2 sub-device support header.
12 #include <linux/v4l2-subdev.h>
13 #include <media/media-entity.h>
14 #include <media/v4l2-async.h>
15 #include <media/v4l2-common.h>
16 #include <media/v4l2-dev.h>
17 #include <media/v4l2-fh.h>
18 #include <media/v4l2-mediabus.h>
44 * struct v4l2_decode_vbi_line - used to decode_vbi_line
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/linux/sound/pci/ice1712/
H A Dice1724.c1 // SPDX-License-Identifier: GPL-2.0-or-later
48 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
86 /* check whether the clock mode is spdif-in */
97 return (!ice->is_spdif_master(ice)) && PRO_RATE_LOCKED; in is_pro_rate_locked()
116 dev_dbg(ice->card->dev, "snd_vt1724_ac97_ready: timeout\n"); in snd_vt1724_ac97_ready()
126 dev_dbg(ice->card->dev, "snd_vt1724_ac97_wait_bit: timeout\n"); in snd_vt1724_ac97_wait_bit()
127 return -EIO; in snd_vt1724_ac97_wait_bit()
134 struct snd_ice1712 *ice = ac97->private_data; in snd_vt1724_ac97_write()
139 old_cmd |= ac97->num; in snd_vt1724_ac97_write()
148 struct snd_ice1712 *ice = ac97->private_data; in snd_vt1724_ac97_read()
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/linux/drivers/media/i2c/
H A Dtvaudio.c14 * Copyright(c) 2005-2008 Mauro Carvalho Chehab
15 * - Some cleanups, code fixes, etc
16 * - Convert it to V4L2 API
21 * debug - set to 1 if you'd like to see debug messages
40 #include <media/v4l2-device.h>
41 #include <media/v4l2-ctrls.h>
43 /* ---------------------------------------------------------------------- */
53 #define UNSET (-1U)
55 /* ---------------------------------------------------------------------- */
97 /* functions to convert the values (v4l -> chip) */
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/linux/
H A DMAINTAINERS5 ---------------------------------------------------
21 W: *Web-page* with status/info
23 B: URI for where to file *bugs*. A web-page with detailed bug
28 patches to the given subsystem. This is either an in-tree file,
29 or a URI. See Documentation/maintainer/maintainer-entry-profile.rst
46 N: [^a-z]tegra all files whose path contains tegra
64 ----------------
83 3WARE SAS/SATA-RAID SCSI DRIVERS (3W-XXXX, 3W-9XXX, 3W-SAS)
85 L: linux-scsi@vger.kernel.org
88 F: drivers/scsi/3w-*
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/linux/sound/pci/hda/
H A Dpatch_realtek.c1 // SPDX-License-Identifier: GPL-2.0-or-later
38 /* extra amp-initialization sequence types */
147 struct alc_spec *spec = codec->spec; in coef_mutex_lock()
150 mutex_lock(&spec->coef_mutex); in coef_mutex_lock()
155 struct alc_spec *spec = codec->spec; in coef_mutex_unlock()
157 mutex_unlock(&spec->coef_mutex); in coef_mutex_unlock()
209 if (val != -1) in __alc_update_coefex_idx()
229 struct alc_spec *spec = codec->spec; in alc_get_coef0()
231 if (!spec->coef0) in alc_get_coef0()
232 spec->coef0 = alc_read_coef_idx(codec, 0); in alc_get_coef0()
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