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Thomas Gleixner1a59d1b82019-05-27 08:55:05 +02001/* SPDX-License-Identifier: GPL-2.0-or-later */
Linus Torvalds1da177e2005-04-16 15:20:36 -07002/*
3 * Driver for PowerMac onboard soundchips
4 * Copyright (c) 2001 by Takashi Iwai <tiwai@suse.de>
5 * based on dmasound.c.
Linus Torvalds1da177e2005-04-16 15:20:36 -07006 */
7
8
9#ifndef __PMAC_H
10#define __PMAC_H
11
Linus Torvalds1da177e2005-04-16 15:20:36 -070012#include <sound/control.h>
13#include <sound/pcm.h>
14#include "awacs.h"
15
16#include <linux/adb.h>
17#ifdef CONFIG_ADB_CUDA
18#include <linux/cuda.h>
19#endif
20#ifdef CONFIG_ADB_PMU
21#include <linux/pmu.h>
22#endif
23#include <linux/nvram.h>
24#include <linux/tty.h>
25#include <linux/vt_kern.h>
26#include <asm/dbdma.h>
27#include <asm/prom.h>
28#include <asm/machdep.h>
29
30/* maximum number of fragments */
31#define PMAC_MAX_FRAGS 32
32
33
34#define PMAC_SUPPORT_AUTOMUTE
35
36/*
Linus Torvalds1da177e2005-04-16 15:20:36 -070037 * DBDMA space
38 */
Takashi Iwai65b29f52005-11-17 15:09:46 +010039struct pmac_dbdma {
Benjamin Herrenschmidt7bbd8272005-04-16 15:24:32 -070040 dma_addr_t dma_base;
41 dma_addr_t addr;
Linus Torvalds1da177e2005-04-16 15:20:36 -070042 struct dbdma_cmd __iomem *cmds;
43 void *space;
44 int size;
45};
46
47/*
48 * playback/capture stream
49 */
Takashi Iwai65b29f52005-11-17 15:09:46 +010050struct pmac_stream {
Linus Torvalds1da177e2005-04-16 15:20:36 -070051 int running; /* boolean */
52
53 int stream; /* PLAYBACK/CAPTURE */
54
55 int dma_size; /* in bytes */
56 int period_size; /* in bytes */
57 int buffer_size; /* in kbytes */
58 int nperiods, cur_period;
59
Takashi Iwai65b29f52005-11-17 15:09:46 +010060 struct pmac_dbdma cmd;
Linus Torvalds1da177e2005-04-16 15:20:36 -070061 volatile struct dbdma_regs __iomem *dma;
62
Takashi Iwai65b29f52005-11-17 15:09:46 +010063 struct snd_pcm_substream *substream;
Linus Torvalds1da177e2005-04-16 15:20:36 -070064
65 unsigned int cur_freqs; /* currently available frequencies */
66 unsigned int cur_formats; /* currently available formats */
67};
68
69
70/*
71 */
72
73enum snd_pmac_model {
Benjamin Herrenschmidt1f7b49d2005-05-01 08:58:43 -070074 PMAC_AWACS, PMAC_SCREAMER, PMAC_BURGUNDY, PMAC_DACA, PMAC_TUMBLER,
Johannes Berg55c385a2006-06-21 15:43:44 +020075 PMAC_SNAPPER
Linus Torvalds1da177e2005-04-16 15:20:36 -070076};
77
78struct snd_pmac {
Takashi Iwai65b29f52005-11-17 15:09:46 +010079 struct snd_card *card;
Linus Torvalds1da177e2005-04-16 15:20:36 -070080
81 /* h/w info */
82 struct device_node *node;
Benjamin Herrenschmidt7bbd8272005-04-16 15:24:32 -070083 struct pci_dev *pdev;
Linus Torvalds1da177e2005-04-16 15:20:36 -070084 unsigned int revision;
85 unsigned int manufacturer;
86 unsigned int subframe;
87 unsigned int device_id;
88 enum snd_pmac_model model;
89
90 unsigned int has_iic : 1;
91 unsigned int is_pbook_3400 : 1;
92 unsigned int is_pbook_G3 : 1;
Benjamin Herrenschmidt7bbd8272005-04-16 15:24:32 -070093 unsigned int is_k2 : 1;
Linus Torvalds1da177e2005-04-16 15:20:36 -070094
95 unsigned int can_byte_swap : 1;
96 unsigned int can_duplex : 1;
97 unsigned int can_capture : 1;
98
99 unsigned int auto_mute : 1;
100 unsigned int initialized : 1;
101 unsigned int feature_is_set : 1;
102
Benjamin Herrenschmidtcc5d0182005-12-13 18:01:21 +1100103 unsigned int requested;
104 struct resource rsrc[3];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700105
106 int num_freqs;
Takashi Iwai6e9ef322020-01-05 15:47:32 +0100107 const int *freq_table;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700108 unsigned int freqs_ok; /* bit flags */
109 unsigned int formats_ok; /* pcm hwinfo */
110 int active;
111 int rate_index;
112 int format; /* current format */
113
114 spinlock_t reg_lock;
115 volatile struct awacs_regs __iomem *awacs;
116 int awacs_reg[8]; /* register cache */
117 unsigned int hp_stat_mask;
118
119 unsigned char __iomem *latch_base;
120 unsigned char __iomem *macio_base;
121
Takashi Iwai65b29f52005-11-17 15:09:46 +0100122 struct pmac_stream playback;
123 struct pmac_stream capture;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700124
Takashi Iwai65b29f52005-11-17 15:09:46 +0100125 struct pmac_dbdma extra_dma;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700126
127 int irq, tx_irq, rx_irq;
128
Takashi Iwai65b29f52005-11-17 15:09:46 +0100129 struct snd_pcm *pcm;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700130
Takashi Iwai65b29f52005-11-17 15:09:46 +0100131 struct pmac_beep *beep;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700132
133 unsigned int control_mask; /* control mask */
134
135 /* mixer stuffs */
136 void *mixer_data;
Takashi Iwai65b29f52005-11-17 15:09:46 +0100137 void (*mixer_free)(struct snd_pmac *);
138 struct snd_kcontrol *master_sw_ctl;
139 struct snd_kcontrol *speaker_sw_ctl;
140 struct snd_kcontrol *drc_sw_ctl; /* only used for tumbler -ReneR */
141 struct snd_kcontrol *hp_detect_ctl;
142 struct snd_kcontrol *lineout_sw_ctl;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700143
144 /* lowlevel callbacks */
Takashi Iwai65b29f52005-11-17 15:09:46 +0100145 void (*set_format)(struct snd_pmac *chip);
146 void (*update_automute)(struct snd_pmac *chip, int do_notify);
147 int (*detect_headphone)(struct snd_pmac *chip);
Benjamin Herrenschmidt8c870932005-06-27 14:36:34 -0700148#ifdef CONFIG_PM
Takashi Iwai65b29f52005-11-17 15:09:46 +0100149 void (*suspend)(struct snd_pmac *chip);
150 void (*resume)(struct snd_pmac *chip);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700151#endif
152
153};
154
155
156/* exported functions */
Takashi Iwai65b29f52005-11-17 15:09:46 +0100157int snd_pmac_new(struct snd_card *card, struct snd_pmac **chip_return);
158int snd_pmac_pcm_new(struct snd_pmac *chip);
159int snd_pmac_attach_beep(struct snd_pmac *chip);
160void snd_pmac_detach_beep(struct snd_pmac *chip);
161void snd_pmac_beep_stop(struct snd_pmac *chip);
162unsigned int snd_pmac_rate_index(struct snd_pmac *chip, struct pmac_stream *rec, unsigned int rate);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700163
Takashi Iwai65b29f52005-11-17 15:09:46 +0100164void snd_pmac_beep_dma_start(struct snd_pmac *chip, int bytes, unsigned long addr, int speed);
165void snd_pmac_beep_dma_stop(struct snd_pmac *chip);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700166
Takashi Iwai5e12bea2005-11-17 17:17:08 +0100167#ifdef CONFIG_PM
168void snd_pmac_suspend(struct snd_pmac *chip);
169void snd_pmac_resume(struct snd_pmac *chip);
170#endif
171
Linus Torvalds1da177e2005-04-16 15:20:36 -0700172/* initialize mixer */
Takashi Iwai65b29f52005-11-17 15:09:46 +0100173int snd_pmac_awacs_init(struct snd_pmac *chip);
174int snd_pmac_burgundy_init(struct snd_pmac *chip);
175int snd_pmac_daca_init(struct snd_pmac *chip);
176int snd_pmac_tumbler_init(struct snd_pmac *chip);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700177int snd_pmac_tumbler_post_init(void);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700178
179/* i2c functions */
Takashi Iwai65b29f52005-11-17 15:09:46 +0100180struct pmac_keywest {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700181 int addr;
182 struct i2c_client *client;
183 int id;
Takashi Iwai65b29f52005-11-17 15:09:46 +0100184 int (*init_client)(struct pmac_keywest *i2c);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700185 char *name;
Takashi Iwai65b29f52005-11-17 15:09:46 +0100186};
Linus Torvalds1da177e2005-04-16 15:20:36 -0700187
Takashi Iwai65b29f52005-11-17 15:09:46 +0100188int snd_pmac_keywest_init(struct pmac_keywest *i2c);
189void snd_pmac_keywest_cleanup(struct pmac_keywest *i2c);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700190
191/* misc */
Takashi Iwaia5ce8892007-07-23 15:42:26 +0200192#define snd_pmac_boolean_stereo_info snd_ctl_boolean_stereo_info
193#define snd_pmac_boolean_mono_info snd_ctl_boolean_mono_info
Linus Torvalds1da177e2005-04-16 15:20:36 -0700194
Takashi Iwai65b29f52005-11-17 15:09:46 +0100195int snd_pmac_add_automute(struct snd_pmac *chip);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700196
Linus Torvalds1da177e2005-04-16 15:20:36 -0700197#endif /* __PMAC_H */