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/*
* tegra_soc.h -- SoC audio for tegra
*
* (c) 2010 Nvidia Graphics Pvt. Ltd.
* http://www.nvidia.com
*
* Copyright 2007 Wolfson Microelectronics PLC.
* Author: Graeme Gregory
* graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
*/
#ifndef __TEGRA_AUDIO__
#define __TEGRA_AUDIO__
#include <linux/init.h>
#include <linux/module.h>
#include <linux/device.h>
#include <linux/delay.h>
#include <linux/clk.h>
#include <linux/jiffies.h>
#include <linux/io.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
#include <linux/dma-mapping.h>
#include <linux/kthread.h>
#include <linux/moduleparam.h>
#include <linux/timer.h>
#include <linux/interrupt.h>
#include <linux/i2c.h>
#include <linux/tegra_audio.h>
#include <mach/iomap.h>
#include <mach/tegra2_i2s.h>
#include <mach/irqs.h>
#include <mach/pinmux.h>
#include <mach/audio.h>
#include <mach/tegra_das.h>
#include <mach/dma.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/initval.h>
#include <sound/soc.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/soc-dapm.h>
#include <sound/soc-dai.h>
#include <sound/tlv.h>
#include <asm/io.h>
#include <asm/mach-types.h>
#include <asm/hardware/scoop.h>
#define STATE_INIT 0
#define STATE_ABORT 1
#define STATE_EXIT 2
#define STATE_EXITED 3
#define STATE_INVALID 4
#define I2S_I2S_FIFO_TX_BUSY I2S_I2S_STATUS_FIFO1_BSY
#define I2S_I2S_FIFO_TX_QS I2S_I2S_STATUS_QS_FIFO1
#define I2S_I2S_FIFO_RX_BUSY I2S_I2S_STATUS_FIFO2_BSY
#define I2S_I2S_FIFO_RX_QS I2S_I2S_STATUS_QS_FIFO2
#define I2S1_CLK 11289600
#define I2S2_CLK 2000000
#define TEGRA_DEFAULT_SR 44100
#define TEGRA_SAMPLE_RATES \
(SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 | \
SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000)
#define TEGRA_VOICE_SAMPLE_RATES SNDRV_PCM_RATE_8000
struct tegra_dma_channel;
struct tegra_runtime_data {
struct snd_pcm_substream *substream;
int size;
int dma_pos;
struct tegra_dma_req dma_req1, dma_req2;
volatile int state;
int period_index;
int i2s_shutdown;
int dma_state;
struct tegra_dma_channel *dma_chan;
struct clk *i2s_clk;
struct clk *dap_mclk;
struct clk *audio_sync_clk;
};
struct tegra_audio_data {
struct snd_soc_codec *codec;
int play_device;
int capture_device;
bool is_call_mode;
};
int tegra_controls_init(struct snd_soc_codec *codec);
void tegra_controls_exit(void);
int tegra_jack_init(struct snd_soc_codec *codec);
void tegra_jack_exit(void);
void setup_dma_request(struct snd_pcm_substream *substream,
struct tegra_dma_req *req,
void (*dma_callback)(struct tegra_dma_req *req),
void *dma_data);
#endif
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