| /* |
| * 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 */ |