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Release 4.7 sound/ppc/pmac.h

Directory: sound/ppc
/*
 * Driver for PowerMac onboard soundchips
 * Copyright (c) 2001 by Takashi Iwai <tiwai@suse.de>
 *   based on dmasound.c.
 *
 *   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.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program; if not, write to the Free Software
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 */


#ifndef __PMAC_H

#define __PMAC_H

#include <sound/control.h>
#include <sound/pcm.h>
#include "awacs.h"

#include <linux/adb.h>
#ifdef CONFIG_ADB_CUDA
#include <linux/cuda.h>
#endif
#ifdef CONFIG_ADB_PMU
#include <linux/pmu.h>
#endif
#include <linux/nvram.h>
#include <linux/tty.h>
#include <linux/vt_kern.h>
#include <asm/dbdma.h>
#include <asm/prom.h>
#include <asm/machdep.h>

/* maximum number of fragments */

#define PMAC_MAX_FRAGS		32



#define PMAC_SUPPORT_AUTOMUTE

/*
 * DBDMA space
 */

struct pmac_dbdma {
	
dma_addr_t dma_base;
	
dma_addr_t addr;
	
struct dbdma_cmd __iomem *cmds;
	
void *space;
	
int size;
};

/*
 * playback/capture stream
 */

struct pmac_stream {
	
int running;	/* boolean */

	
int stream;	/* PLAYBACK/CAPTURE */

	
int dma_size; /* in bytes */
	
int period_size; /* in bytes */
	
int buffer_size; /* in kbytes */
	

int nperiods, cur_period;

	
struct pmac_dbdma cmd;
	
volatile struct dbdma_regs __iomem *dma;

	
struct snd_pcm_substream *substream;

	
unsigned int cur_freqs;		/* currently available frequencies */
	
unsigned int cur_formats;	/* currently available formats */
};


/*
 */


enum snd_pmac_model {
	




PMAC_AWACS, PMAC_SCREAMER, PMAC_BURGUNDY, PMAC_DACA, PMAC_TUMBLER,
	
PMAC_SNAPPER
};


struct snd_pmac {
	
struct snd_card *card;

	/* h/w info */
	
struct device_node *node;
	
struct pci_dev *pdev;
	
unsigned int revision;
	
unsigned int manufacturer;
	
unsigned int subframe;
	
unsigned int device_id;
	
enum snd_pmac_model model;

	
unsigned int has_iic : 1;
	
unsigned int is_pbook_3400 : 1;
	
unsigned int is_pbook_G3 : 1;
	
unsigned int is_k2 : 1;

	
unsigned int can_byte_swap : 1;
	
unsigned int can_duplex : 1;
	
unsigned int can_capture : 1;

	
unsigned int auto_mute : 1;
	
unsigned int initialized : 1;
	
unsigned int feature_is_set : 1;

	
unsigned int requested;
	
struct resource rsrc[3];

	
int num_freqs;
	
int *freq_table;
	
unsigned int freqs_ok;		/* bit flags */
	
unsigned int formats_ok;	/* pcm hwinfo */
	
int active;
	
int rate_index;
	
int format;			/* current format */

	
spinlock_t reg_lock;
	
volatile struct awacs_regs __iomem *awacs;
	
int awacs_reg[8]; /* register cache */
	
unsigned int hp_stat_mask;

	
unsigned char __iomem *latch_base;
	
unsigned char __iomem *macio_base;

	
struct pmac_stream playback;
	
struct pmac_stream capture;

	
struct pmac_dbdma extra_dma;

	


int irq, tx_irq, rx_irq;

	
struct snd_pcm *pcm;

	
struct pmac_beep *beep;

	
unsigned int control_mask;	/* control mask */

	/* mixer stuffs */
	
void *mixer_data;
	
void (*mixer_free)(struct snd_pmac *);
	
struct snd_kcontrol *master_sw_ctl;
	
struct snd_kcontrol *speaker_sw_ctl;
	
struct snd_kcontrol *drc_sw_ctl;	/* only used for tumbler -ReneR */
	
struct snd_kcontrol *hp_detect_ctl;
	
struct snd_kcontrol *lineout_sw_ctl;

	/* lowlevel callbacks */
	
void (*set_format)(struct snd_pmac *chip);
	
void (*update_automute)(struct snd_pmac *chip, int do_notify);
	
int (*detect_headphone)(struct snd_pmac *chip);
#ifdef CONFIG_PM
	
void (*suspend)(struct snd_pmac *chip);
	
void (*resume)(struct snd_pmac *chip);
#endif

};


/* exported functions */
int snd_pmac_new(struct snd_card *card, struct snd_pmac **chip_return);
int snd_pmac_pcm_new(struct snd_pmac *chip);
int snd_pmac_attach_beep(struct snd_pmac *chip);
void snd_pmac_detach_beep(struct snd_pmac *chip);
void snd_pmac_beep_stop(struct snd_pmac *chip);
unsigned int snd_pmac_rate_index(struct snd_pmac *chip, struct pmac_stream *rec, unsigned int rate);

void snd_pmac_beep_dma_start(struct snd_pmac *chip, int bytes, unsigned long addr, int speed);
void snd_pmac_beep_dma_stop(struct snd_pmac *chip);

#ifdef CONFIG_PM
void snd_pmac_suspend(struct snd_pmac *chip);
void snd_pmac_resume(struct snd_pmac *chip);
#endif

/* initialize mixer */
int snd_pmac_awacs_init(struct snd_pmac *chip);
int snd_pmac_burgundy_init(struct snd_pmac *chip);
int snd_pmac_daca_init(struct snd_pmac *chip);
int snd_pmac_tumbler_init(struct snd_pmac *chip);
int snd_pmac_tumbler_post_init(void);

/* i2c functions */

struct pmac_keywest {
	
int addr;
	
struct i2c_client *client;
	
int id;
	
int (*init_client)(struct pmac_keywest *i2c);
	
char *name;
};

int snd_pmac_keywest_init(struct pmac_keywest *i2c);
void snd_pmac_keywest_cleanup(struct pmac_keywest *i2c);

/* misc */

#define snd_pmac_boolean_stereo_info	snd_ctl_boolean_stereo_info

#define snd_pmac_boolean_mono_info	snd_ctl_boolean_mono_info

int snd_pmac_add_automute(struct snd_pmac *chip);

#endif /* __PMAC_H */

Overall Contributors

PersonTokensPropCommitsCommitProp
jaroslav kyselajaroslav kysela57680.67%853.33%
takashi iwaitakashi iwai10614.85%320.00%
benjamin herrenschmidtbenjamin herrenschmidt273.78%320.00%
al viroal viro50.70%16.67%
Total714100.00%15100.00%
Directory: sound/ppc
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