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/Linux-v6.1/arch/mips/ar7/
Dclock.c1 // SPDX-License-Identifier: GPL-2.0-or-later
18 #include <linux/clk-provider.h>
21 #include <asm/mach-ar7/ar7.h>
46 u32 ctrl; member
65 struct tnetd7300_clock dsp; member
69 u32 ctrl; member
85 struct tnetd7200_clock dsp; member
107 freq = abs(base / j * i / k - target); in approximate()
166 u32 ctrl = readl(&clock->ctrl); in tnetd7300_get_clock() local
167 u32 pll = readl(&clock->pll); in tnetd7300_get_clock()
[all …]
/Linux-v6.1/drivers/isdn/mISDN/
Ddsp_hwec.c1 // SPDX-License-Identifier: GPL-2.0-or-later
4 * builtin mISDN dsp pipeline element for enabling the hw echocanceller
16 #include "dsp.h"
34 void dsp_hwec_enable(struct dsp *dsp, const char *arg) in dsp_hwec_enable() argument
40 if (!dsp) { in dsp_hwec_enable()
41 printk(KERN_ERR "%s: failed to enable hwec: dsp is NULL\n", in dsp_hwec_enable()
85 if (!dsp->ch.peer->ctrl(&dsp->ch, CONTROL_CHANNEL, &cq)) { in dsp_hwec_enable()
92 void dsp_hwec_disable(struct dsp *dsp) in dsp_hwec_disable() argument
96 if (!dsp) { in dsp_hwec_disable()
97 printk(KERN_ERR "%s: failed to disable hwec: dsp is NULL\n", in dsp_hwec_disable()
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Ddsp_core.c12 * Real-time tone generation
14 * Real-time cross-connection and conferrence
23 * The dsp module provides layer 2 for b-channels (64kbit). It provides
26 * - (1) generation of tones
27 * - (2) detection of dtmf tones
28 * - (3) crossconnecting and conferences (clocking)
29 * - (4) echo generation for delay test
30 * - (5) volume control
31 * - (6) disable receive data
32 * - (7) pipeline
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/Linux-v6.1/Documentation/devicetree/bindings/dsp/
Dfsl,dsp.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/dsp/fsl,dsp.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: NXP i.MX8 DSP core
10 - Daniel Baluta <daniel.baluta@nxp.com>
11 - Shengjiu Wang <shengjiu.wang@nxp.com>
14 Some boards from i.MX8 family contain a DSP core used for
15 advanced pre- and post- audio processing.
20 - fsl,imx8qxp-dsp
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/Linux-v6.1/sound/soc/codecs/
Dadau1373.c1 // SPDX-License-Identifier: GPL-2.0-or-later
6 * Author: Lars-Peter Clausen <lars@metafoo.de>
25 #include "adau-utils.h"
324 0, 7, TLV_DB_SCALE_ITEM(-7900, 400, 1),
325 8, 15, TLV_DB_SCALE_ITEM(-4700, 300, 0),
326 16, 23, TLV_DB_SCALE_ITEM(-2300, 200, 0),
327 24, 31, TLV_DB_SCALE_ITEM(-700, 100, 0)
330 static const DECLARE_TLV_DB_MINMAX(adau1373_digital_tlv, -9563, 0);
331 static const DECLARE_TLV_DB_SCALE(adau1373_in_pga_tlv, -1300, 100, 1);
332 static const DECLARE_TLV_DB_SCALE(adau1373_ep_tlv, -600, 600, 1);
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Dsigmadsp.c1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * Copyright 2009-2014 Analog Devices Inc.
98 return sigmadsp->write(sigmadsp->control_data, addr, data, len); in sigmadsp_write()
104 return sigmadsp->read(sigmadsp->control_data, addr, data, len); in sigmadsp_read()
110 struct sigmadsp_control *ctrl = (void *)kcontrol->private_value; in sigmadsp_ctrl_info() local
112 info->type = SNDRV_CTL_ELEM_TYPE_BYTES; in sigmadsp_ctrl_info()
113 info->count = ctrl->num_bytes; in sigmadsp_ctrl_info()
119 struct sigmadsp_control *ctrl, void *data) in sigmadsp_ctrl_write() argument
122 if (ctrl->num_bytes <= 20 && sigmadsp->ops && sigmadsp->ops->safeload) in sigmadsp_ctrl_write()
123 return sigmadsp->ops->safeload(sigmadsp, ctrl->addr, data, in sigmadsp_ctrl_write()
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Dwm2200.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * wm2200.c -- WM2200 ALSA SoC Audio driver
76 struct wm_adsp dsp[2]; member
161 { 0x000B, 0x0000 }, /* R11 - Tone Generator 1 */
162 { 0x0102, 0x0000 }, /* R258 - Clocking 3 */
163 { 0x0103, 0x0011 }, /* R259 - Clocking 4 */
164 { 0x0111, 0x0000 }, /* R273 - FLL Control 1 */
165 { 0x0112, 0x0000 }, /* R274 - FLL Control 2 */
166 { 0x0113, 0x0000 }, /* R275 - FLL Control 3 */
167 { 0x0114, 0x0000 }, /* R276 - FLL Control 4 */
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Dwm_adsp.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * wm_adsp.c -- Wolfson ADSP support
35 dev_crit(_dsp->cs_dsp.dev, "%s: " fmt, _dsp->cs_dsp.name, ##__VA_ARGS__)
37 dev_err(_dsp->cs_dsp.dev, "%s: " fmt, _dsp->cs_dsp.name, ##__VA_ARGS__)
39 dev_warn(_dsp->cs_dsp.dev, "%s: " fmt, _dsp->cs_dsp.name, ##__VA_ARGS__)
41 dev_info(_dsp->cs_dsp.dev, "%s: " fmt, _dsp->cs_dsp.name, ##__VA_ARGS__)
43 dev_dbg(_dsp->cs_dsp.dev, "%s: " fmt, _dsp->cs_dsp.name, ##__VA_ARGS__)
46 adsp_err(_obj->dsp, "%s: " fmt, _obj->name ? _obj->name : "legacy", \
49 adsp_dbg(_obj->dsp, "%s: " fmt, _obj->name ? _obj->name : "legacy", \
80 [WM_ADSP_FW_CTRL] = "Voice Ctrl",
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/Linux-v6.1/Documentation/devicetree/bindings/remoteproc/
Dti,k3-dsp-rproc.yaml1 # SPDX-License-Identifier: (GPL-2.0-only or BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/remoteproc/ti,k3-dsp-rproc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: TI K3 DSP devices
10 - Suman Anna <s-anna@ti.com>
13 The TI K3 family of SoCs usually have one or more TI DSP Core sub-systems
14 that are used to offload some of the processor-intensive tasks or algorithms,
17 These processor sub-systems usually contain additional sub-modules like
19 controller, a dedicated local power/sleep controller etc. The DSP processor
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/Linux-v6.1/sound/soc/sof/imx/
Dimx8m.c1 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
7 // Hardware interface for audio DSP on i.MX8M
20 #include <linux/firmware/imx/dsp.h>
23 #include "../sof-of-dev.h"
24 #include "imx-common.h"
41 /* DSP audio mix registers */
53 /* DSP IPC handler */
78 spin_lock_irqsave(&priv->sdev->ipc_lock, flags); in imx8m_dsp_handle_reply()
79 snd_sof_ipc_process_reply(priv->sdev, 0); in imx8m_dsp_handle_reply()
80 spin_unlock_irqrestore(&priv->sdev->ipc_lock, flags); in imx8m_dsp_handle_reply()
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Dimx8ulp.c1 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
3 // Copyright 2021-2022 NXP
7 // Hardware interface for audio DSP on i.MX8ULP
9 #include <linux/arm-smccc.h>
12 #include <linux/firmware/imx/dsp.h>
26 #include "../sof-of-dev.h"
27 #include "imx-common.h"
54 /* DSP IPC handler */
64 /* Controls the HiFi4 DSP Reset: 1 in reset, 0 out of reset */ in imx8ulp_sim_lpav_start()
65 regmap_update_bits(priv->regmap, SYSCTRL0, RESET_BIT, 0); in imx8ulp_sim_lpav_start()
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/Linux-v6.1/drivers/media/radio/
Dsaa7706h.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * saa7706.c Philips SAA7706H Car Radio DSP driver
15 #include <media/v4l2-device.h>
16 #include <media/v4l2-ctrls.h>
22 $1C00 - $FFFF Not Used
23 $2200 - $3FFF Reserved YRAM (DSP2) space
24 $2000 - $21FF YRAM (DSP2)
25 $1FF0 - $1FFF Hardware Registers
26 $1280 - $1FEF Reserved XRAM (DSP2) space
27 $1000 - $127F XRAM (DSP2)
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/Linux-v6.1/Documentation/devicetree/bindings/sound/
Dcirrus,cs35l45.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Ricardo Rivera-Matos <rriveram@opensource.cirrus.com>
11 - Richard Fitzgerald <rf@opensource.cirrus.com>
14 CS35L45 is a Boosted Mono Class D Amplifier with DSP
20 - cirrus,cs35l45
25 '#sound-dai-cells':
28 reset-gpios:
31 vdd-a-supply:
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/Linux-v6.1/sound/soc/mediatek/common/
Dmtk-dsp-sof-common.c1 // SPDX-License-Identifier: GPL-2.0
3 * mtk-dsp-sof-common.c -- MediaTek dsp sof common ctrl
9 #include "mtk-dsp-sof-common.h"
10 #include "mtk-soc-card.h"
16 struct snd_soc_card *card = rtd->card; in mtk_sof_dai_link_fixup()
18 struct mtk_sof_priv *sof_priv = soc_card_data->sof_priv; in mtk_sof_dai_link_fixup()
21 for (i = 0; i < sof_priv->num_streams; i++) { in mtk_sof_dai_link_fixup()
25 const struct sof_conn_stream *conn = &sof_priv->conn_streams[i]; in mtk_sof_dai_link_fixup()
27 if (strcmp(rtd->dai_link->name, conn->normal_link)) in mtk_sof_dai_link_fixup()
31 if (strcmp(runtime->dai_link->name, conn->sof_link)) in mtk_sof_dai_link_fixup()
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/Linux-v6.1/Documentation/admin-guide/media/
Dsi470x.rst1 .. SPDX-License-Identifier: GPL-2.0
12 -----------------------------
25 -------------
30 - Si4700: FM radio receiver
31 - Si4701: FM radio receiver, RDS Support
32 - Si4702: FM radio receiver
33 - Si4703: FM radio receiver, RDS Support
34 - Si4704: FM radio receiver, no external antenna required
35 - Si4705: FM radio receiver, no external antenna required, RDS support, Dig I/O
36 - Si4706: Enhanced FM RDS/TMC radio receiver, no external antenna required, RDS
[all …]
/Linux-v6.1/arch/arm/mach-omap2/
Dprm33xx.c1 // SPDX-License-Identifier: GPL-2.0-only
5 * Copyright (C) 2011-2012 Texas Instruments Incorporated - https://www.ti.com/
16 #include "prm-regbits-33xx.h"
34 /* Read-modify-write a register in PRM. Caller must lock */
48 * am33xx_prm_is_hardreset_asserted - read the HW reset line state of
57 * -EINVAL upon parameter error.
72 * am33xx_prm_assert_hardreset - assert the HW reset line of a submodule
78 * Some IPs like dsp, ipu or iva contain processors that require an HW
80 * IP. These modules may have multiple hard-reset lines that reset
82 * place the submodule into reset. Returns 0 upon success or -EINVAL
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/Linux-v6.1/drivers/media/i2c/
Dov772x.c1 // SPDX-License-Identifier: GPL-2.0
12 * Copyright 2006-7 Jonathan Corbet <corbet@lwn.net>
26 #include <linux/v4l2-mediabus.h>
31 #include <media/v4l2-ctrls.h>
32 #include <media/v4l2-device.h>
33 #include <media/v4l2-event.h>
34 #include <media/v4l2-fwnode.h>
35 #include <media/v4l2-image-sizes.h>
36 #include <media/v4l2-subdev.h>
41 #define GAIN 0x00 /* AGC - Gain control gain setting */
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Dov2640.c1 // SPDX-License-Identifier: GPL-2.0-only
9 * Copyright 2005-2009 Freescale Semiconductor, Inc. All Rights Reserved.
22 #include <linux/v4l2-mediabus.h>
25 #include <media/v4l2-device.h>
26 #include <media/v4l2-event.h>
27 #include <media/v4l2-subdev.h>
28 #include <media/v4l2-ctrls.h>
29 #include <media/v4l2-image-sizes.h>
34 * DSP registers
37 #define R_BYPASS 0x05 /* Bypass DSP */
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Dmsp3400-driver.c1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * (c) 1997-2001 Gerd Knorr <kraxel@bytesex.org>
9 * AM-Mono
13 * FM-Mono
14 * should work. The stereo modes are backward compatible to FM-mono,
15 * therefore FM-Mono should be always available.
17 * FM-Stereo (B/G, used in germany)
20 * FM-Stereo (satellite)
22 * switch to stereo -- untested)
29 * - better SAT support
[all …]
/Linux-v6.1/drivers/pinctrl/cirrus/
Dpinctrl-lochnagar.c1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (c) 2017-2018 Cirrus Logic, Inc. and
21 #include <linux/pinctrl/pinconf-generic.h>
27 #include <dt-bindings/pinctrl/lochnagar.h>
29 #include "../pinctrl-utils.h"
33 #define LN_CDC_AIF1_STR "codec-aif1"
34 #define LN_CDC_AIF2_STR "codec-aif2"
35 #define LN_CDC_AIF3_STR "codec-aif3"
36 #define LN_DSP_AIF1_STR "dsp-aif1"
37 #define LN_DSP_AIF2_STR "dsp-aif2"
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/Linux-v6.1/drivers/isdn/hardware/mISDN/
DmISDNisar.c1 // SPDX-License-Identifier: GPL-2.0-only
40 u8 val = isar->read_reg(isar->hw, ISAR_HIA); in waitforHIA()
44 t--; in waitforHIA()
45 val = isar->read_reg(isar->hw, ISAR_HIA); in waitforHIA()
47 pr_debug("%s: HIA after %dus\n", isar->name, timeout - t); in waitforHIA()
53 * if msg is NULL use isar->buf
61 isar->write_reg(isar->hw, ISAR_CTRL_H, creg); in send_mbox()
62 isar->write_reg(isar->hw, ISAR_CTRL_L, len); in send_mbox()
63 isar->write_reg(isar->hw, ISAR_WADR, 0); in send_mbox()
65 msg = isar->buf; in send_mbox()
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/Linux-v6.1/sound/pci/echoaudio/
Dechoaudio_dsp.h3 Copyright Echo Digital Audio Corporation (c) 1998 - 2004
21 Foundation, Inc., 59 Temple Place - Suite 330, Boston,
22 MA 02111-1307, USA.
26 Translation from C++ and adaptation for use in ALSA-Driver
41 /**** Echo24: Gina24, Layla24, Mona, Mia, Mia-midi ****/
44 #define DSP_56361 /* Some Echo24 cards use the 56361 DSP */
81 * These are the offsets for the memory-mapped DSP registers; the DSP base
93 * Interesting bits within the DSP registers
108 * DSP commands sent via slave mode; these are sent to the DSP by write_dsp()
133 #define MIDI_IN_SKIP_DATA (-1)
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/Linux-v6.1/sound/soc/sof/intel/
DMakefile1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
3 snd-sof-acpi-intel-byt-objs := byt.o
4 snd-sof-acpi-intel-bdw-objs := bdw.o
6 snd-sof-intel-hda-common-objs := hda.o hda-loader.o hda-stream.o hda-trace.o \
7 hda-dsp.o hda-ipc.o hda-ctrl.o hda-pcm.o \
8 hda-dai.o hda-bus.o \
9 skl.o hda-loader-skl.o \
10 apl.o cnl.o tgl.o icl.o mtl.o hda-common-ops.o
12 snd-sof-intel-hda-common-$(CONFIG_SND_SOC_SOF_HDA_PROBES) += hda-probes.o
14 snd-sof-intel-hda-objs := hda-codec.o
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/Linux-v6.1/drivers/clocksource/
Dtimer-ti-dm-systimer.c1 // SPDX-License-Identifier: GPL-2.0+
15 #include <linux/clk/clk-conf.h>
17 #include <clocksource/timer-ti-dm.h>
18 #include <dt-bindings/bus/ti-sysc.h>
45 u8 ctrl; member
68 u32 tidr = readl_relaxed(t->base); in dmtimer_systimer_revision1()
82 writel_relaxed(val, t->base + t->sysc); in dmtimer_systimer_enable()
90 writel_relaxed(DMTIMER_TYPE1_DISABLE, t->base + t->sysc); in dmtimer_systimer_disable()
95 void __iomem *syss = t->base + OMAP_TIMER_V1_SYS_STAT_OFFSET; in dmtimer_systimer_type1_reset()
100 writel_relaxed(BIT(1) | BIT(2), t->base + t->ifctrl); in dmtimer_systimer_type1_reset()
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/Linux-v6.1/drivers/remoteproc/
Dimx_dsp_rproc.c1 // SPDX-License-Identifier: GPL-2.0-only
4 #include <dt-bindings/firmware/imx/rsrc.h>
5 #include <linux/arm-smccc.h>
35 /* DSP own area */
37 /* DSP instruction area */
47 /* DSP audio mix registers */
69 * enum - Predefined Mailbox Messages
89 * struct imx_dsp_rproc - DSP remote processor state
127 * struct imx_dsp_rproc_dcfg - DSP remote processor configuration
175 /* Reset function for DSP on i.MX8MP */
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