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1a59d1b8 | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
1da177e4 LT |
2 | /* |
3 | * Driver for PowerMac onboard soundchips | |
4 | * Copyright (c) 2001 by Takashi Iwai <tiwai@suse.de> | |
5 | * based on dmasound.c. | |
1da177e4 LT |
6 | */ |
7 | ||
8 | ||
9 | #ifndef __PMAC_H | |
10 | #define __PMAC_H | |
11 | ||
1da177e4 LT |
12 | #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> | |
e6d03ac1 | 29 | #include <asm/pmac_feature.h> |
1da177e4 LT |
30 | |
31 | /* maximum number of fragments */ | |
32 | #define PMAC_MAX_FRAGS 32 | |
33 | ||
34 | ||
35 | #define PMAC_SUPPORT_AUTOMUTE | |
36 | ||
1da177e4 LT |
37 | /* |
38 | * DBDMA space | |
39 | */ | |
65b29f50 | 40 | struct pmac_dbdma { |
7bbd8277 BH |
41 | dma_addr_t dma_base; |
42 | dma_addr_t addr; | |
1da177e4 LT |
43 | struct dbdma_cmd __iomem *cmds; |
44 | void *space; | |
45 | int size; | |
46 | }; | |
47 | ||
48 | /* | |
49 | * playback/capture stream | |
50 | */ | |
65b29f50 | 51 | struct pmac_stream { |
1da177e4 LT |
52 | int running; /* boolean */ |
53 | ||
54 | int stream; /* PLAYBACK/CAPTURE */ | |
55 | ||
56 | int dma_size; /* in bytes */ | |
57 | int period_size; /* in bytes */ | |
58 | int buffer_size; /* in kbytes */ | |
59 | int nperiods, cur_period; | |
60 | ||
65b29f50 | 61 | struct pmac_dbdma cmd; |
1da177e4 LT |
62 | volatile struct dbdma_regs __iomem *dma; |
63 | ||
65b29f50 | 64 | struct snd_pcm_substream *substream; |
1da177e4 LT |
65 | |
66 | unsigned int cur_freqs; /* currently available frequencies */ | |
67 | unsigned int cur_formats; /* currently available formats */ | |
68 | }; | |
69 | ||
70 | ||
71 | /* | |
72 | */ | |
73 | ||
74 | enum snd_pmac_model { | |
1f7b49d0 | 75 | PMAC_AWACS, PMAC_SCREAMER, PMAC_BURGUNDY, PMAC_DACA, PMAC_TUMBLER, |
55c385ad | 76 | PMAC_SNAPPER |
1da177e4 LT |
77 | }; |
78 | ||
79 | struct snd_pmac { | |
65b29f50 | 80 | struct snd_card *card; |
1da177e4 LT |
81 | |
82 | /* h/w info */ | |
83 | struct device_node *node; | |
7bbd8277 | 84 | struct pci_dev *pdev; |
1da177e4 LT |
85 | unsigned int revision; |
86 | unsigned int manufacturer; | |
87 | unsigned int subframe; | |
88 | unsigned int device_id; | |
89 | enum snd_pmac_model model; | |
90 | ||
91 | unsigned int has_iic : 1; | |
92 | unsigned int is_pbook_3400 : 1; | |
93 | unsigned int is_pbook_G3 : 1; | |
7bbd8277 | 94 | unsigned int is_k2 : 1; |
1da177e4 LT |
95 | |
96 | unsigned int can_byte_swap : 1; | |
97 | unsigned int can_duplex : 1; | |
98 | unsigned int can_capture : 1; | |
99 | ||
100 | unsigned int auto_mute : 1; | |
101 | unsigned int initialized : 1; | |
102 | unsigned int feature_is_set : 1; | |
103 | ||
cc5d0189 BH |
104 | unsigned int requested; |
105 | struct resource rsrc[3]; | |
1da177e4 LT |
106 | |
107 | int num_freqs; | |
6e9ef32f | 108 | const int *freq_table; |
1da177e4 LT |
109 | unsigned int freqs_ok; /* bit flags */ |
110 | unsigned int formats_ok; /* pcm hwinfo */ | |
111 | int active; | |
112 | int rate_index; | |
113 | int format; /* current format */ | |
114 | ||
115 | spinlock_t reg_lock; | |
116 | volatile struct awacs_regs __iomem *awacs; | |
117 | int awacs_reg[8]; /* register cache */ | |
118 | unsigned int hp_stat_mask; | |
119 | ||
120 | unsigned char __iomem *latch_base; | |
121 | unsigned char __iomem *macio_base; | |
122 | ||
65b29f50 TI |
123 | struct pmac_stream playback; |
124 | struct pmac_stream capture; | |
1da177e4 | 125 | |
65b29f50 | 126 | struct pmac_dbdma extra_dma; |
1da177e4 LT |
127 | |
128 | int irq, tx_irq, rx_irq; | |
129 | ||
65b29f50 | 130 | struct snd_pcm *pcm; |
1da177e4 | 131 | |
65b29f50 | 132 | struct pmac_beep *beep; |
1da177e4 LT |
133 | |
134 | unsigned int control_mask; /* control mask */ | |
135 | ||
136 | /* mixer stuffs */ | |
137 | void *mixer_data; | |
65b29f50 TI |
138 | void (*mixer_free)(struct snd_pmac *); |
139 | struct snd_kcontrol *master_sw_ctl; | |
140 | struct snd_kcontrol *speaker_sw_ctl; | |
141 | struct snd_kcontrol *drc_sw_ctl; /* only used for tumbler -ReneR */ | |
142 | struct snd_kcontrol *hp_detect_ctl; | |
143 | struct snd_kcontrol *lineout_sw_ctl; | |
1da177e4 LT |
144 | |
145 | /* lowlevel callbacks */ | |
65b29f50 TI |
146 | void (*set_format)(struct snd_pmac *chip); |
147 | void (*update_automute)(struct snd_pmac *chip, int do_notify); | |
148 | int (*detect_headphone)(struct snd_pmac *chip); | |
8c870933 | 149 | #ifdef CONFIG_PM |
65b29f50 TI |
150 | void (*suspend)(struct snd_pmac *chip); |
151 | void (*resume)(struct snd_pmac *chip); | |
1da177e4 LT |
152 | #endif |
153 | ||
154 | }; | |
155 | ||
156 | ||
157 | /* exported functions */ | |
65b29f50 TI |
158 | int snd_pmac_new(struct snd_card *card, struct snd_pmac **chip_return); |
159 | int snd_pmac_pcm_new(struct snd_pmac *chip); | |
160 | int snd_pmac_attach_beep(struct snd_pmac *chip); | |
161 | void snd_pmac_detach_beep(struct snd_pmac *chip); | |
162 | void snd_pmac_beep_stop(struct snd_pmac *chip); | |
163 | unsigned int snd_pmac_rate_index(struct snd_pmac *chip, struct pmac_stream *rec, unsigned int rate); | |
1da177e4 | 164 | |
65b29f50 TI |
165 | void snd_pmac_beep_dma_start(struct snd_pmac *chip, int bytes, unsigned long addr, int speed); |
166 | void snd_pmac_beep_dma_stop(struct snd_pmac *chip); | |
1da177e4 | 167 | |
5e12bea0 TI |
168 | #ifdef CONFIG_PM |
169 | void snd_pmac_suspend(struct snd_pmac *chip); | |
170 | void snd_pmac_resume(struct snd_pmac *chip); | |
171 | #endif | |
172 | ||
1da177e4 | 173 | /* initialize mixer */ |
65b29f50 TI |
174 | int snd_pmac_awacs_init(struct snd_pmac *chip); |
175 | int snd_pmac_burgundy_init(struct snd_pmac *chip); | |
176 | int snd_pmac_daca_init(struct snd_pmac *chip); | |
177 | int snd_pmac_tumbler_init(struct snd_pmac *chip); | |
1da177e4 LT |
178 | int snd_pmac_tumbler_post_init(void); |
179 | ||
180 | /* i2c functions */ | |
65b29f50 | 181 | struct pmac_keywest { |
1da177e4 LT |
182 | int addr; |
183 | struct i2c_client *client; | |
184 | int id; | |
65b29f50 | 185 | int (*init_client)(struct pmac_keywest *i2c); |
1da177e4 | 186 | char *name; |
65b29f50 | 187 | }; |
1da177e4 | 188 | |
65b29f50 TI |
189 | int snd_pmac_keywest_init(struct pmac_keywest *i2c); |
190 | void snd_pmac_keywest_cleanup(struct pmac_keywest *i2c); | |
1da177e4 LT |
191 | |
192 | /* misc */ | |
a5ce8890 TI |
193 | #define snd_pmac_boolean_stereo_info snd_ctl_boolean_stereo_info |
194 | #define snd_pmac_boolean_mono_info snd_ctl_boolean_mono_info | |
1da177e4 | 195 | |
65b29f50 | 196 | int snd_pmac_add_automute(struct snd_pmac *chip); |
1da177e4 | 197 | |
1da177e4 | 198 | #endif /* __PMAC_H */ |