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1da177e4 LT |
1 | /* |
2 | * Driver for PowerMac onboard soundchips | |
3 | * Copyright (c) 2001 by Takashi Iwai <tiwai@suse.de> | |
4 | * based on dmasound.c. | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
19 | */ | |
20 | ||
21 | ||
22 | #ifndef __PMAC_H | |
23 | #define __PMAC_H | |
24 | ||
1da177e4 LT |
25 | #include <sound/control.h> |
26 | #include <sound/pcm.h> | |
27 | #include "awacs.h" | |
28 | ||
29 | #include <linux/adb.h> | |
30 | #ifdef CONFIG_ADB_CUDA | |
31 | #include <linux/cuda.h> | |
32 | #endif | |
33 | #ifdef CONFIG_ADB_PMU | |
34 | #include <linux/pmu.h> | |
35 | #endif | |
36 | #include <linux/nvram.h> | |
37 | #include <linux/tty.h> | |
38 | #include <linux/vt_kern.h> | |
39 | #include <asm/dbdma.h> | |
40 | #include <asm/prom.h> | |
41 | #include <asm/machdep.h> | |
42 | ||
43 | /* maximum number of fragments */ | |
44 | #define PMAC_MAX_FRAGS 32 | |
45 | ||
46 | ||
47 | #define PMAC_SUPPORT_AUTOMUTE | |
48 | ||
49 | /* | |
50 | * typedefs | |
51 | */ | |
52 | typedef struct snd_pmac pmac_t; | |
53 | typedef struct snd_pmac_stream pmac_stream_t; | |
54 | typedef struct snd_pmac_beep pmac_beep_t; | |
55 | typedef struct snd_pmac_dbdma pmac_dbdma_t; | |
56 | ||
57 | ||
58 | /* | |
59 | * DBDMA space | |
60 | */ | |
61 | struct snd_pmac_dbdma { | |
7bbd8277 BH |
62 | dma_addr_t dma_base; |
63 | dma_addr_t addr; | |
1da177e4 LT |
64 | struct dbdma_cmd __iomem *cmds; |
65 | void *space; | |
66 | int size; | |
67 | }; | |
68 | ||
69 | /* | |
70 | * playback/capture stream | |
71 | */ | |
72 | struct snd_pmac_stream { | |
73 | int running; /* boolean */ | |
74 | ||
75 | int stream; /* PLAYBACK/CAPTURE */ | |
76 | ||
77 | int dma_size; /* in bytes */ | |
78 | int period_size; /* in bytes */ | |
79 | int buffer_size; /* in kbytes */ | |
80 | int nperiods, cur_period; | |
81 | ||
82 | pmac_dbdma_t cmd; | |
83 | volatile struct dbdma_regs __iomem *dma; | |
84 | ||
85 | snd_pcm_substream_t *substream; | |
86 | ||
87 | unsigned int cur_freqs; /* currently available frequencies */ | |
88 | unsigned int cur_formats; /* currently available formats */ | |
89 | }; | |
90 | ||
91 | ||
92 | /* | |
93 | */ | |
94 | ||
95 | enum snd_pmac_model { | |
1f7b49d0 BH |
96 | PMAC_AWACS, PMAC_SCREAMER, PMAC_BURGUNDY, PMAC_DACA, PMAC_TUMBLER, |
97 | PMAC_SNAPPER, PMAC_TOONIE | |
1da177e4 LT |
98 | }; |
99 | ||
100 | struct snd_pmac { | |
101 | snd_card_t *card; | |
102 | ||
103 | /* h/w info */ | |
104 | struct device_node *node; | |
7bbd8277 | 105 | struct pci_dev *pdev; |
1da177e4 LT |
106 | unsigned int revision; |
107 | unsigned int manufacturer; | |
108 | unsigned int subframe; | |
109 | unsigned int device_id; | |
110 | enum snd_pmac_model model; | |
111 | ||
112 | unsigned int has_iic : 1; | |
113 | unsigned int is_pbook_3400 : 1; | |
114 | unsigned int is_pbook_G3 : 1; | |
7bbd8277 | 115 | unsigned int is_k2 : 1; |
1da177e4 LT |
116 | |
117 | unsigned int can_byte_swap : 1; | |
118 | unsigned int can_duplex : 1; | |
119 | unsigned int can_capture : 1; | |
120 | ||
121 | unsigned int auto_mute : 1; | |
122 | unsigned int initialized : 1; | |
123 | unsigned int feature_is_set : 1; | |
124 | ||
125 | unsigned int of_requested; | |
126 | ||
127 | int num_freqs; | |
128 | int *freq_table; | |
129 | unsigned int freqs_ok; /* bit flags */ | |
130 | unsigned int formats_ok; /* pcm hwinfo */ | |
131 | int active; | |
132 | int rate_index; | |
133 | int format; /* current format */ | |
134 | ||
135 | spinlock_t reg_lock; | |
136 | volatile struct awacs_regs __iomem *awacs; | |
137 | int awacs_reg[8]; /* register cache */ | |
138 | unsigned int hp_stat_mask; | |
139 | ||
140 | unsigned char __iomem *latch_base; | |
141 | unsigned char __iomem *macio_base; | |
142 | ||
143 | pmac_stream_t playback; | |
144 | pmac_stream_t capture; | |
145 | ||
146 | pmac_dbdma_t extra_dma; | |
147 | ||
148 | int irq, tx_irq, rx_irq; | |
149 | ||
150 | snd_pcm_t *pcm; | |
151 | ||
152 | pmac_beep_t *beep; | |
153 | ||
154 | unsigned int control_mask; /* control mask */ | |
155 | ||
156 | /* mixer stuffs */ | |
157 | void *mixer_data; | |
158 | void (*mixer_free)(pmac_t *); | |
159 | snd_kcontrol_t *master_sw_ctl; | |
160 | snd_kcontrol_t *speaker_sw_ctl; | |
161 | snd_kcontrol_t *drc_sw_ctl; /* only used for tumbler -ReneR */ | |
162 | snd_kcontrol_t *hp_detect_ctl; | |
7bbd8277 | 163 | snd_kcontrol_t *lineout_sw_ctl; |
1da177e4 LT |
164 | |
165 | /* lowlevel callbacks */ | |
166 | void (*set_format)(pmac_t *chip); | |
167 | void (*update_automute)(pmac_t *chip, int do_notify); | |
168 | int (*detect_headphone)(pmac_t *chip); | |
8c870933 | 169 | #ifdef CONFIG_PM |
1da177e4 LT |
170 | void (*suspend)(pmac_t *chip); |
171 | void (*resume)(pmac_t *chip); | |
172 | #endif | |
173 | ||
174 | }; | |
175 | ||
176 | ||
177 | /* exported functions */ | |
178 | int snd_pmac_new(snd_card_t *card, pmac_t **chip_return); | |
179 | int snd_pmac_pcm_new(pmac_t *chip); | |
180 | int snd_pmac_attach_beep(pmac_t *chip); | |
181 | void snd_pmac_detach_beep(pmac_t *chip); | |
182 | void snd_pmac_beep_stop(pmac_t *chip); | |
183 | unsigned int snd_pmac_rate_index(pmac_t *chip, pmac_stream_t *rec, unsigned int rate); | |
184 | ||
185 | void snd_pmac_beep_dma_start(pmac_t *chip, int bytes, unsigned long addr, int speed); | |
186 | void snd_pmac_beep_dma_stop(pmac_t *chip); | |
187 | ||
188 | /* initialize mixer */ | |
189 | int snd_pmac_awacs_init(pmac_t *chip); | |
190 | int snd_pmac_burgundy_init(pmac_t *chip); | |
191 | int snd_pmac_daca_init(pmac_t *chip); | |
192 | int snd_pmac_tumbler_init(pmac_t *chip); | |
193 | int snd_pmac_tumbler_post_init(void); | |
1f7b49d0 | 194 | int snd_pmac_toonie_init(pmac_t *chip); |
1da177e4 LT |
195 | |
196 | /* i2c functions */ | |
197 | typedef struct snd_pmac_keywest { | |
198 | int addr; | |
199 | struct i2c_client *client; | |
200 | int id; | |
201 | int (*init_client)(struct snd_pmac_keywest *i2c); | |
202 | char *name; | |
203 | } pmac_keywest_t; | |
204 | ||
205 | int snd_pmac_keywest_init(pmac_keywest_t *i2c); | |
206 | void snd_pmac_keywest_cleanup(pmac_keywest_t *i2c); | |
207 | ||
208 | /* misc */ | |
209 | int snd_pmac_boolean_stereo_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo); | |
210 | int snd_pmac_boolean_mono_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo); | |
211 | ||
212 | int snd_pmac_add_automute(pmac_t *chip); | |
213 | ||
1da177e4 | 214 | #endif /* __PMAC_H */ |