lpass-cpu.c | Explore in Territory

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (c) 2010-2011,2013-2015 The Linux Foundation. All rights reserved.
 *
 * lpass-cpu.c -- ALSA SoC CPU DAI driver for QTi LPASS
 */

#include <dt-bindings/sound/qcom,lpass.h>
#include <linux/clk.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/platform_device.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <linux/regmap.h>
#include <sound/soc.h>
#include <sound/soc-dai.h>
#include "lpass-lpaif-reg.h"
#include "lpass.h"

#define LPASS_CPU_MAX_MI2S_LINES …
#define LPASS_CPU_I2S_SD0_MASK …
#define LPASS_CPU_I2S_SD1_MASK …
#define LPASS_CPU_I2S_SD2_MASK …
#define LPASS_CPU_I2S_SD3_MASK …
#define LPASS_CPU_I2S_SD0_1_MASK …
#define LPASS_CPU_I2S_SD2_3_MASK …
#define LPASS_CPU_I2S_SD0_1_2_MASK …
#define LPASS_CPU_I2S_SD0_1_2_3_MASK …
#define LPASS_REG_READ …
#define LPASS_REG_WRITE …

/*
 * Channel maps for Quad channel playbacks on MI2S Secondary
 */
static struct snd_pcm_chmap_elem lpass_quad_chmaps[] = …;
static int lpass_cpu_init_i2sctl_bitfields(struct device *dev,
			struct lpaif_i2sctl *i2sctl, struct regmap *map)
{ … }

static int lpass_cpu_daiops_set_sysclk(struct snd_soc_dai *dai, int clk_id,
		unsigned int freq, int dir)
{ … }

static int lpass_cpu_daiops_startup(struct snd_pcm_substream *substream,
		struct snd_soc_dai *dai)
{ … }

static void lpass_cpu_daiops_shutdown(struct snd_pcm_substream *substream,
		struct snd_soc_dai *dai)
{ … }

static int lpass_cpu_daiops_hw_params(struct snd_pcm_substream *substream,
		struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
{ … }

static int lpass_cpu_daiops_trigger(struct snd_pcm_substream *substream,
		int cmd, struct snd_soc_dai *dai)
{ … }

static int lpass_cpu_daiops_prepare(struct snd_pcm_substream *substream,
		struct snd_soc_dai *dai)
{ … }

static int lpass_cpu_daiops_pcm_new(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai)
{ … }

static int lpass_cpu_daiops_probe(struct snd_soc_dai *dai)
{ … }

const struct snd_soc_dai_ops asoc_qcom_lpass_cpu_dai_ops = …;
EXPORT_SYMBOL_GPL(…);

const struct snd_soc_dai_ops asoc_qcom_lpass_cpu_dai_ops2 = …;
EXPORT_SYMBOL_GPL(…);

static int asoc_qcom_of_xlate_dai_name(struct snd_soc_component *component,
				   const struct of_phandle_args *args,
				   const char **dai_name)
{ … }

static const struct snd_soc_component_driver lpass_cpu_comp_driver = …;

static bool lpass_cpu_regmap_writeable(struct device *dev, unsigned int reg)
{ … }

static bool lpass_cpu_regmap_readable(struct device *dev, unsigned int reg)
{ … }

static bool lpass_cpu_regmap_volatile(struct device *dev, unsigned int reg)
{ … }

static struct regmap_config lpass_cpu_regmap_config = …;

static int lpass_hdmi_init_bitfields(struct device *dev, struct regmap *map)
{ … }

static bool lpass_hdmi_regmap_writeable(struct device *dev, unsigned int reg)
{ … }

static bool lpass_hdmi_regmap_readable(struct device *dev, unsigned int reg)
{ … }

static bool lpass_hdmi_regmap_volatile(struct device *dev, unsigned int reg)
{ … }

static struct regmap_config lpass_hdmi_regmap_config = …;

static bool __lpass_rxtx_regmap_accessible(struct device *dev, unsigned int reg, bool rw)
{ … }

static bool lpass_rxtx_regmap_writeable(struct device *dev, unsigned int reg)
{ … }

static bool lpass_rxtx_regmap_readable(struct device *dev, unsigned int reg)
{ … }

static bool lpass_rxtx_regmap_volatile(struct device *dev, unsigned int reg)
{ … }

static bool __lpass_va_regmap_accessible(struct device *dev, unsigned int reg, bool rw)
{ … }

static bool lpass_va_regmap_writeable(struct device *dev, unsigned int reg)
{ … }

static bool lpass_va_regmap_readable(struct device *dev, unsigned int reg)
{ … }

static bool lpass_va_regmap_volatile(struct device *dev, unsigned int reg)
{ … }

static struct regmap_config lpass_rxtx_regmap_config = …;

static struct regmap_config lpass_va_regmap_config = …;

static unsigned int of_lpass_cpu_parse_sd_lines(struct device *dev,
						struct device_node *node,
						const char *name)
{ … }

static void of_lpass_cpu_parse_dai_data(struct device *dev,
					struct lpass_data *data)
{ … }

static int of_lpass_cdc_dma_clks_parse(struct device *dev,
					struct lpass_data *data)
{ … }

int asoc_qcom_lpass_cpu_platform_probe(struct platform_device *pdev)
{ … }
EXPORT_SYMBOL_GPL(…);

void asoc_qcom_lpass_cpu_platform_remove(struct platform_device *pdev)
{ … }
EXPORT_SYMBOL_GPL(…);

void asoc_qcom_lpass_cpu_platform_shutdown(struct platform_device *pdev)
{ … }
EXPORT_SYMBOL_GPL(…);

MODULE_DESCRIPTION(…) …;
MODULE_LICENSE(…) …;
linux/sound/soc/qcom/lpass-cpu.c
