ASoC: rt286: Add RL6347A class device shared support for RT286 (bc08f96b) · Commits · e / devices / android_kernel_oneplus_sm8150

sound/soc/codecs/Kconfig

+5 −0

Original line number	Original line	Diff line number	Diff line
	@@ -507,6 +507,11 @@ config SND_SOC_RL6231
	default m if SND_SOC_RT5670=m		default m if SND_SOC_RT5670=m
	default m if SND_SOC_RT5677=m		default m if SND_SOC_RT5677=m

			config SND_SOC_RL6347A
			tristate
			default y if SND_SOC_RT286=y
			default m if SND_SOC_RT286=m

	config SND_SOC_RT286		config SND_SOC_RT286
	tristate		tristate
	depends on I2C		depends on I2C

sound/soc/codecs/Makefile

+2 −0

sound/soc/codecs/rl6347a.c

0 → 100644

+128 −0

Original line number	Original line	Diff line number	Diff line
			/*
			* rl6347a.c - RL6347A class device shared support
			*
			* Copyright 2015 Realtek Semiconductor Corp.
			*
			* Author: Oder Chiou <oder_chiou@realtek.com>
			*
			* This program is free software; you can redistribute it and/or modify
			* it under the terms of the GNU General Public License version 2 as
			* published by the Free Software Foundation.
			*/

			#include <linux/module.h>
			#include <linux/moduleparam.h>
			#include <linux/init.h>
			#include <linux/delay.h>
			#include <linux/pm.h>
			#include <linux/i2c.h>
			#include <linux/platform_device.h>
			#include <linux/spi/spi.h>
			#include <linux/dmi.h>
			#include <linux/acpi.h>
			#include <sound/core.h>
			#include <sound/pcm.h>
			#include <sound/pcm_params.h>
			#include <sound/soc.h>
			#include <sound/soc-dapm.h>
			#include <sound/initval.h>
			#include <sound/tlv.h>
			#include <sound/jack.h>
			#include <linux/workqueue.h>
			#include <sound/hda_verbs.h>

			#include "rl6347a.h"

			int rl6347a_hw_write(void *context, unsigned int reg, unsigned int value)
			{
			struct i2c_client *client = context;
			struct rl6347a_priv *rl6347a = i2c_get_clientdata(client);
			u8 data[4];
			int ret, i;

			/* handle index registers */
			if (reg <= 0xff) {
			rl6347a_hw_write(client, RL6347A_COEF_INDEX, reg);
			for (i = 0; i < rl6347a->index_cache_size; i++) {
			if (reg == rl6347a->index_cache[i].reg) {
			rl6347a->index_cache[i].def = value;
			break;
			}

			}
			reg = RL6347A_PROC_COEF;
			}

			data[0] = (reg >> 24) & 0xff;
			data[1] = (reg >> 16) & 0xff;
			/*
			* 4 bit VID: reg should be 0
			* 12 bit VID: value should be 0
			* So we use an OR operator to handle it rather than use if condition.
			*/
			data[2] = ((reg >> 8) & 0xff) \| ((value >> 8) & 0xff);
			data[3] = value & 0xff;

			ret = i2c_master_send(client, data, 4);

			if (ret == 4)
			return 0;
			else
			pr_err("ret=%d\n", ret);
			if (ret < 0)
			return ret;
			else
			return -EIO;
			}
			EXPORT_SYMBOL_GPL(rl6347a_hw_write);

			int rl6347a_hw_read(void context, unsigned int reg, unsigned int value)
			{
			struct i2c_client *client = context;
			struct i2c_msg xfer[2];
			int ret;
			__be32 be_reg;
			unsigned int index, vid, buf = 0x0;

			/* handle index registers */
			if (reg <= 0xff) {
			rl6347a_hw_write(client, RL6347A_COEF_INDEX, reg);
			reg = RL6347A_PROC_COEF;
			}

			reg = reg \| 0x80000;
			vid = (reg >> 8) & 0xfff;

			if (AC_VERB_GET_AMP_GAIN_MUTE == (vid & 0xf00)) {
			index = (reg >> 8) & 0xf;
			reg = (reg & ~0xf0f) \| index;
			}
			be_reg = cpu_to_be32(reg);

			/* Write register */
			xfer[0].addr = client->addr;
			xfer[0].flags = 0;
			xfer[0].len = 4;
			xfer[0].buf = (u8 *)&be_reg;

			/* Read data */
			xfer[1].addr = client->addr;
			xfer[1].flags = I2C_M_RD;
			xfer[1].len = 4;
			xfer[1].buf = (u8 *)&buf;

			ret = i2c_transfer(client->adapter, xfer, 2);
			if (ret < 0)
			return ret;
			else if (ret != 2)
			return -EIO;

			*value = be32_to_cpu(buf);

			return 0;
			}
			EXPORT_SYMBOL_GPL(rl6347a_hw_read);

			MODULE_DESCRIPTION("RL6347A class device shared support");
			MODULE_AUTHOR("Oder Chiou <oder_chiou@realtek.com>");
			MODULE_LICENSE("GPL v2");

sound/soc/codecs/rl6347a.h

0 → 100644

+32 −0

Original line number	Original line	Diff line number	Diff line
			/*
			* rl6347a.h - RL6347A class device shared support
			*
			* Copyright 2015 Realtek Semiconductor Corp.
			*
			* Author: Oder Chiou <oder_chiou@realtek.com>
			*
			* This program is free software; you can redistribute it and/or modify
			* it under the terms of the GNU General Public License version 2 as
			* published by the Free Software Foundation.
			*/
			#ifndef __RL6347A_H__
			#define __RL6347A_H__

			#define VERB_CMD(V, N, D) ((N << 20) \| (V << 8) \| D)

			#define RL6347A_VENDOR_REGISTERS 0x20

			#define RL6347A_COEF_INDEX\
			VERB_CMD(AC_VERB_SET_COEF_INDEX, RL6347A_VENDOR_REGISTERS, 0)
			#define RL6347A_PROC_COEF\
			VERB_CMD(AC_VERB_SET_PROC_COEF, RL6347A_VENDOR_REGISTERS, 0)

			struct rl6347a_priv {
			struct reg_default *index_cache;
			int index_cache_size;
			};

			int rl6347a_hw_write(void *context, unsigned int reg, unsigned int value);
			int rl6347a_hw_read(void context, unsigned int reg, unsigned int value);

			#endif /* __RL6347A_H__ */

sound/soc/codecs/rt286.c

+6 −91

Original line number	Original line	Diff line number	Diff line
	@@ -31,12 +31,15 @@
	#include <sound/rt286.h>		#include <sound/rt286.h>
	#include <sound/hda_verbs.h>		#include <sound/hda_verbs.h>

			#include "rl6347a.h"
	#include "rt286.h"		#include "rt286.h"

	#define RT286_VENDOR_ID 0x10ec0286		#define RT286_VENDOR_ID 0x10ec0286
	#define RT288_VENDOR_ID 0x10ec0288		#define RT288_VENDOR_ID 0x10ec0288

	struct rt286_priv {		struct rt286_priv {
			struct reg_default *index_cache;
			int index_cache_size;
	struct regmap *regmap;		struct regmap *regmap;
	struct snd_soc_codec *codec;		struct snd_soc_codec *codec;
	struct rt286_platform_data pdata;		struct rt286_platform_data pdata;
	@@ -45,7 +48,6 @@ struct rt286_priv {
	struct delayed_work jack_detect_work;		struct delayed_work jack_detect_work;
	int sys_clk;		int sys_clk;
	int clk_id;		int clk_id;
	struct reg_default *index_cache;
	};		};

	static struct reg_default rt286_index_def[] = {		static struct reg_default rt286_index_def[] = {
	@@ -185,94 +187,6 @@ static bool rt286_readable_register(struct device *dev, unsigned int reg)
	}		}
	}		}

	static int rt286_hw_write(void *context, unsigned int reg, unsigned int value)
	{
	struct i2c_client *client = context;
	struct rt286_priv *rt286 = i2c_get_clientdata(client);
	u8 data[4];
	int ret, i;

	/* handle index registers */
	if (reg <= 0xff) {
	rt286_hw_write(client, RT286_COEF_INDEX, reg);
	for (i = 0; i < INDEX_CACHE_SIZE; i++) {
	if (reg == rt286->index_cache[i].reg) {
	rt286->index_cache[i].def = value;
	break;
	}

	}
	reg = RT286_PROC_COEF;
	}

	data[0] = (reg >> 24) & 0xff;
	data[1] = (reg >> 16) & 0xff;
	/*
	* 4 bit VID: reg should be 0
	* 12 bit VID: value should be 0
	* So we use an OR operator to handle it rather than use if condition.
	*/
	data[2] = ((reg >> 8) & 0xff) \| ((value >> 8) & 0xff);
	data[3] = value & 0xff;

	ret = i2c_master_send(client, data, 4);

	if (ret == 4)
	return 0;
	else
	pr_err("ret=%d\n", ret);
	if (ret < 0)
	return ret;
	else
	return -EIO;
	}

	static int rt286_hw_read(void context, unsigned int reg, unsigned int value)
	{
	struct i2c_client *client = context;
	struct i2c_msg xfer[2];
	int ret;
	__be32 be_reg;
	unsigned int index, vid, buf = 0x0;

	/* handle index registers */
	if (reg <= 0xff) {
	rt286_hw_write(client, RT286_COEF_INDEX, reg);
	reg = RT286_PROC_COEF;
	}

	reg = reg \| 0x80000;
	vid = (reg >> 8) & 0xfff;

	if (AC_VERB_GET_AMP_GAIN_MUTE == (vid & 0xf00)) {
	index = (reg >> 8) & 0xf;
	reg = (reg & ~0xf0f) \| index;
	}
	be_reg = cpu_to_be32(reg);

	/* Write register */
	xfer[0].addr = client->addr;
	xfer[0].flags = 0;
	xfer[0].len = 4;
	xfer[0].buf = (u8 *)&be_reg;

	/* Read data */
	xfer[1].addr = client->addr;
	xfer[1].flags = I2C_M_RD;
	xfer[1].len = 4;
	xfer[1].buf = (u8 *)&buf;

	ret = i2c_transfer(client->adapter, xfer, 2);
	if (ret < 0)
	return ret;
	else if (ret != 2)
	return -EIO;

	*value = be32_to_cpu(buf);

	return 0;
	}

	#ifdef CONFIG_PM		#ifdef CONFIG_PM
	static void rt286_index_sync(struct snd_soc_codec *codec)		static void rt286_index_sync(struct snd_soc_codec *codec)
	{		{
	@@ -1173,8 +1087,8 @@ static const struct regmap_config rt286_regmap = {
	.max_register = 0x02370100,		.max_register = 0x02370100,
	.volatile_reg = rt286_volatile_register,		.volatile_reg = rt286_volatile_register,
	.readable_reg = rt286_readable_register,		.readable_reg = rt286_readable_register,
	.reg_write = rt286_hw_write,		.reg_write = rl6347a_hw_write,
	.reg_read = rt286_hw_read,		.reg_read = rl6347a_hw_read,
	.cache_type = REGCACHE_RBTREE,		.cache_type = REGCACHE_RBTREE,
	.reg_defaults = rt286_reg,		.reg_defaults = rt286_reg,
	.num_reg_defaults = ARRAY_SIZE(rt286_reg),		.num_reg_defaults = ARRAY_SIZE(rt286_reg),
	@@ -1247,6 +1161,7 @@ static int rt286_i2c_probe(struct i2c_client *i2c,
	}		}

	rt286->index_cache = rt286_index_def;		rt286->index_cache = rt286_index_def;
			rt286->index_cache_size = INDEX_CACHE_SIZE;
	rt286->i2c = i2c;		rt286->i2c = i2c;
	i2c_set_clientdata(i2c, rt286);		i2c_set_clientdata(i2c, rt286);

Original line number	Original line	Diff line number	Diff line
	@@ -77,6 +77,7 @@ snd-soc-pcm512x-objs := pcm512x.o
	snd-soc-pcm512x-i2c-objs := pcm512x-i2c.o		snd-soc-pcm512x-i2c-objs := pcm512x-i2c.o
	snd-soc-pcm512x-spi-objs := pcm512x-spi.o		snd-soc-pcm512x-spi-objs := pcm512x-spi.o
	snd-soc-rl6231-objs := rl6231.o		snd-soc-rl6231-objs := rl6231.o
			snd-soc-rl6347a-objs := rl6347a.o
	snd-soc-rt286-objs := rt286.o		snd-soc-rt286-objs := rt286.o
	snd-soc-rt5631-objs := rt5631.o		snd-soc-rt5631-objs := rt5631.o
	snd-soc-rt5640-objs := rt5640.o		snd-soc-rt5640-objs := rt5640.o
	@@ -262,6 +263,7 @@ obj-$(CONFIG_SND_SOC_PCM512x) += snd-soc-pcm512x.o
	obj-$(CONFIG_SND_SOC_PCM512x_I2C) += snd-soc-pcm512x-i2c.o		obj-$(CONFIG_SND_SOC_PCM512x_I2C) += snd-soc-pcm512x-i2c.o
	obj-$(CONFIG_SND_SOC_PCM512x_SPI) += snd-soc-pcm512x-spi.o		obj-$(CONFIG_SND_SOC_PCM512x_SPI) += snd-soc-pcm512x-spi.o
	obj-$(CONFIG_SND_SOC_RL6231) += snd-soc-rl6231.o		obj-$(CONFIG_SND_SOC_RL6231) += snd-soc-rl6231.o
			obj-$(CONFIG_SND_SOC_RL6347A) += snd-soc-rl6347a.o
	obj-$(CONFIG_SND_SOC_RT286) += snd-soc-rt286.o		obj-$(CONFIG_SND_SOC_RT286) += snd-soc-rt286.o
	obj-$(CONFIG_SND_SOC_RT5631) += snd-soc-rt5631.o		obj-$(CONFIG_SND_SOC_RT5631) += snd-soc-rt5631.o
	obj-$(CONFIG_SND_SOC_RT5640) += snd-soc-rt5640.o		obj-$(CONFIG_SND_SOC_RT5640) += snd-soc-rt5640.o