/* * 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, PMAC_TOONIE }; 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); int snd_pmac_toonie_init(struct snd_pmac *chip); /* 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 */ int snd_pmac_boolean_stereo_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo); int snd_pmac_boolean_mono_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo); int snd_pmac_add_automute(struct snd_pmac *chip); #endif /* __PMAC_H */