source: GPL/alsa-kernel/include/sound/sb.h@ 18

Last change on this file since 18 was 18, checked in by vladest, 20 years ago

initial import
File size: 11.1 KB
Line 
1#ifndef __SOUND_SB_H
2#define __SOUND_SB_H
3
4/*
5 * Header file for SoundBlaster cards
6 * Copyright (c) by Jaroslav Kysela <perex@suse.cz>
7 *
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 *
23 */
24
25#include "pcm.h"
26#include "rawmidi.h"
27#include <linux/interrupt.h>
28#include <asm/io.h>
29
30enum sb_hw_type {
31 SB_HW_AUTO,
32 SB_HW_10,
33 SB_HW_20,
34 SB_HW_201,
35 SB_HW_PRO,
36 SB_HW_16,
37 SB_HW_16CSP, /* SB16 with CSP chip */
38 SB_HW_ALS100, /* Avance Logic ALS100 chip */
39 SB_HW_ALS4000, /* Avance Logic ALS4000 chip */
40 SB_HW_DT019X, /* Diamond Tech. DT-019X / Avance Logic ALS-007 */
41};
42
43#define SB_OPEN_PCM 0x01
44#define SB_OPEN_MIDI_INPUT 0x02
45#define SB_OPEN_MIDI_OUTPUT 0x04
46#define SB_OPEN_MIDI_INPUT_TRIGGER 0x08
47#define SB_OPEN_MIDI_OUTPUT_TRIGGER 0x10
48
49#define SB_MODE_HALT 0x00
50#define SB_MODE_PLAYBACK_8 0x01
51#define SB_MODE_PLAYBACK_16 0x02
52#define SB_MODE_PLAYBACK (SB_MODE_PLAYBACK_8 | SB_MODE_PLAYBACK_16)
53#define SB_MODE_CAPTURE_8 0x04
54#define SB_MODE_CAPTURE_16 0x08
55#define SB_MODE_CAPTURE (SB_MODE_CAPTURE_8 | SB_MODE_CAPTURE_16)
56
57#define SB_RATE_LOCK_PLAYBACK 0x10
58#define SB_RATE_LOCK_CAPTURE 0x20
59#define SB_RATE_LOCK (SB_RATE_LOCK_PLAYBACK | SB_RATE_LOCK_CAPTURE)
60
61#define SB_MPU_INPUT 1
62
63struct snd_sb {
64 unsigned long port; /* base port of DSP chip */
65 struct resource *res_port;
66 unsigned long mpu_port; /* MPU port for SB DSP 4.0+ */
67 int irq; /* IRQ number of DSP chip */
68 int dma8; /* 8-bit DMA */
69 int dma16; /* 16-bit DMA */
70 unsigned short version; /* version of DSP chip */
71 enum sb_hw_type hardware; /* see to SB_HW_XXXX */
72
73 unsigned long alt_port; /* alternate port (ALS4000) */
74 struct pci_dev *pci; /* ALS4000 */
75
76 unsigned int open; /* see to SB_OPEN_XXXX for sb8 */
77 /* also SNDRV_SB_CSP_MODE_XXX for sb16_csp */
78 unsigned int mode; /* current mode of stream */
79 unsigned int force_mode16; /* force 16-bit mode of streams */
80 unsigned int locked_rate; /* sb16 duplex */
81 unsigned int playback_format;
82 unsigned int capture_format;
83 struct timer_list midi_timer;
84 unsigned int p_dma_size;
85 unsigned int p_period_size;
86 unsigned int c_dma_size;
87 unsigned int c_period_size;
88
89 spinlock_t mixer_lock;
90
91 char name[32];
92
93 void *csp; /* used only when CONFIG_SND_SB16_CSP is set */
94
95 struct snd_card *card;
96 struct snd_pcm *pcm;
97 struct snd_pcm_substream *playback_substream;
98 struct snd_pcm_substream *capture_substream;
99
100 struct snd_rawmidi *rmidi;
101 struct snd_rawmidi_substream *midi_substream_input;
102 struct snd_rawmidi_substream *midi_substream_output;
103 irqreturn_t (*rmidi_callback)(int irq, void *dev_id, struct pt_regs *regs);
104
105 spinlock_t reg_lock;
106 spinlock_t open_lock;
107 spinlock_t midi_input_lock;
108
109 struct snd_info_entry *proc_entry;
110
111#ifdef CONFIG_PM
112 unsigned char saved_regs[0x20];
113#endif
114};
115
116/* I/O ports */
117
118#define SBP(chip, x) ((chip)->port + s_b_SB_##x)
119#define SBP1(port, x) ((port) + s_b_SB_##x)
120
121#define s_b_SB_RESET 0x6
122#define s_b_SB_READ 0xa
123#define s_b_SB_WRITE 0xc
124#define s_b_SB_COMMAND 0xc
125#define s_b_SB_STATUS 0xc
126#define s_b_SB_DATA_AVAIL 0xe
127#define s_b_SB_DATA_AVAIL_16 0xf
128#define s_b_SB_MIXER_ADDR 0x4
129#define s_b_SB_MIXER_DATA 0x5
130#define s_b_SB_OPL3_LEFT 0x0
131#define s_b_SB_OPL3_RIGHT 0x2
132#define s_b_SB_OPL3_BOTH 0x8
133
134#define SB_DSP_OUTPUT 0x14
135#define SB_DSP_INPUT 0x24
136#define SB_DSP_BLOCK_SIZE 0x48
137#define SB_DSP_HI_OUTPUT 0x91
138#define SB_DSP_HI_INPUT 0x99
139#define SB_DSP_LO_OUTPUT_AUTO 0x1c
140#define SB_DSP_LO_INPUT_AUTO 0x2c
141#define SB_DSP_HI_OUTPUT_AUTO 0x90
142#define SB_DSP_HI_INPUT_AUTO 0x98
143#define SB_DSP_IMMED_INT 0xf2
144#define SB_DSP_GET_VERSION 0xe1
145#define SB_DSP_SPEAKER_ON 0xd1
146#define SB_DSP_SPEAKER_OFF 0xd3
147#define SB_DSP_DMA8_OFF 0xd0
148#define SB_DSP_DMA8_ON 0xd4
149#define SB_DSP_DMA8_EXIT 0xda
150#define SB_DSP_DMA16_OFF 0xd5
151#define SB_DSP_DMA16_ON 0xd6
152#define SB_DSP_DMA16_EXIT 0xd9
153#define SB_DSP_SAMPLE_RATE 0x40
154#define SB_DSP_SAMPLE_RATE_OUT 0x41
155#define SB_DSP_SAMPLE_RATE_IN 0x42
156#define SB_DSP_MONO_8BIT 0xa0
157#define SB_DSP_MONO_16BIT 0xa4
158#define SB_DSP_STEREO_8BIT 0xa8
159#define SB_DSP_STEREO_16BIT 0xac
160
161#define SB_DSP_MIDI_INPUT_IRQ 0x31
162#define SB_DSP_MIDI_UART_IRQ 0x35
163#define SB_DSP_MIDI_OUTPUT 0x38
164
165#define SB_DSP4_OUT8_AI 0xc6
166#define SB_DSP4_IN8_AI 0xce
167#define SB_DSP4_OUT16_AI 0xb6
168#define SB_DSP4_IN16_AI 0xbe
169#define SB_DSP4_MODE_UNS_MONO 0x00
170#define SB_DSP4_MODE_SIGN_MONO 0x10
171#define SB_DSP4_MODE_UNS_STEREO 0x20
172#define SB_DSP4_MODE_SIGN_STEREO 0x30
173
174#define SB_DSP4_OUTPUT 0x3c
175#define SB_DSP4_INPUT_LEFT 0x3d
176#define SB_DSP4_INPUT_RIGHT 0x3e
177
178/* registers for SB 2.0 mixer */
179#define SB_DSP20_MASTER_DEV 0x02
180#define SB_DSP20_PCM_DEV 0x0A
181#define SB_DSP20_CD_DEV 0x08
182#define SB_DSP20_FM_DEV 0x06
183
184/* registers for SB PRO mixer */
185#define SB_DSP_MASTER_DEV 0x22
186#define SB_DSP_PCM_DEV 0x04
187#define SB_DSP_LINE_DEV 0x2e
188#define SB_DSP_CD_DEV 0x28
189#define SB_DSP_FM_DEV 0x26
190#define SB_DSP_MIC_DEV 0x0a
191#define SB_DSP_CAPTURE_SOURCE 0x0c
192#define SB_DSP_CAPTURE_FILT 0x0c
193#define SB_DSP_PLAYBACK_FILT 0x0e
194#define SB_DSP_STEREO_SW 0x0e
195
196#define SB_DSP_MIXS_MIC0 0x00 /* same as MIC */
197#define SB_DSP_MIXS_CD 0x01
198#define SB_DSP_MIXS_MIC 0x02
199#define SB_DSP_MIXS_LINE 0x03
200
201/* registers (only for left channel) for SB 16 mixer */
202#define SB_DSP4_MASTER_DEV 0x30
203#define SB_DSP4_BASS_DEV 0x46
204#define SB_DSP4_TREBLE_DEV 0x44
205#define SB_DSP4_SYNTH_DEV 0x34
206#define SB_DSP4_PCM_DEV 0x32
207#define SB_DSP4_SPEAKER_DEV 0x3b
208#define SB_DSP4_LINE_DEV 0x38
209#define SB_DSP4_MIC_DEV 0x3a
210#define SB_DSP4_OUTPUT_SW 0x3c
211#define SB_DSP4_CD_DEV 0x36
212#define SB_DSP4_IGAIN_DEV 0x3f
213#define SB_DSP4_OGAIN_DEV 0x41
214#define SB_DSP4_MIC_AGC 0x43
215
216/* additional registers for SB 16 mixer */
217#define SB_DSP4_IRQSETUP 0x80
218#define SB_DSP4_DMASETUP 0x81
219#define SB_DSP4_IRQSTATUS 0x82
220#define SB_DSP4_MPUSETUP 0x84
221
222#define SB_DSP4_3DSE 0x90
223
224/* Registers for DT-019x / ALS-007 mixer */
225#define SB_DT019X_MASTER_DEV 0x62
226#define SB_DT019X_PCM_DEV 0x64
227#define SB_DT019X_SYNTH_DEV 0x66
228#define SB_DT019X_CD_DEV 0x68
229#define SB_DT019X_MIC_DEV 0x6a
230#define SB_DT019X_SPKR_DEV 0x6a
231#define SB_DT019X_LINE_DEV 0x6e
232#define SB_DT019X_OUTPUT_SW2 0x4c
233#define SB_DT019X_CAPTURE_SW 0x6c
234
235#define SB_DT019X_CAP_CD 0x02
236#define SB_DT019X_CAP_MIC 0x04
237#define SB_DT019X_CAP_LINE 0x06
238#define SB_DT019X_CAP_SYNTH 0x07
239#define SB_DT019X_CAP_MAIN 0x07
240
241#define SB_ALS4000_MONO_IO_CTRL 0x4b
242#define SB_ALS4000_MIC_IN_GAIN 0x4d
243#define SB_ALS4000_FMDAC 0x4f
244#define SB_ALS4000_3D_SND_FX 0x50
245#define SB_ALS4000_3D_TIME_DELAY 0x51
246#define SB_ALS4000_3D_AUTO_MUTE 0x52
247#define SB_ALS4000_QSOUND 0xdb
248
249/* IRQ setting bitmap */
250#define SB_IRQSETUP_IRQ9 0x01
251#define SB_IRQSETUP_IRQ5 0x02
252#define SB_IRQSETUP_IRQ7 0x04
253#define SB_IRQSETUP_IRQ10 0x08
254
255/* IRQ types */
256#define SB_IRQTYPE_8BIT 0x01
257#define SB_IRQTYPE_16BIT 0x02
258#define SB_IRQTYPE_MPUIN 0x04
259
260/* DMA setting bitmap */
261#define SB_DMASETUP_DMA0 0x01
262#define SB_DMASETUP_DMA1 0x02
263#define SB_DMASETUP_DMA3 0x08
264#define SB_DMASETUP_DMA5 0x20
265#define SB_DMASETUP_DMA6 0x40
266#define SB_DMASETUP_DMA7 0x80
267
268/*
269 *
270 */
271
272static inline void snd_sb_ack_8bit(struct snd_sb *chip)
273{
274 inb(SBP(chip, DATA_AVAIL));
275}
276
277static inline void snd_sb_ack_16bit(struct snd_sb *chip)
278{
279 inb(SBP(chip, DATA_AVAIL_16));
280}
281
282/* sb_common.c */
283int snd_sbdsp_command(struct snd_sb *chip, unsigned char val);
284int snd_sbdsp_get_byte(struct snd_sb *chip);
285int snd_sbdsp_reset(struct snd_sb *chip);
286int snd_sbdsp_create(struct snd_card *card,
287 unsigned long port,
288 int irq,
289 irqreturn_t (*irq_handler)(int, void *, struct pt_regs *),
290 int dma8, int dma16,
291 unsigned short hardware,
292 struct snd_sb **r_chip);
293/* sb_mixer.c */
294void snd_sbmixer_write(struct snd_sb *chip, unsigned char reg, unsigned char data);
295unsigned char snd_sbmixer_read(struct snd_sb *chip, unsigned char reg);
296int snd_sbmixer_new(struct snd_sb *chip);
297#ifdef CONFIG_PM
298void snd_sbmixer_suspend(struct snd_sb *chip);
299void snd_sbmixer_resume(struct snd_sb *chip);
300#endif
301
302/* sb8_init.c */
303int snd_sb8dsp_pcm(struct snd_sb *chip, int device, struct snd_pcm ** rpcm);
304/* sb8.c */
305irqreturn_t snd_sb8dsp_interrupt(struct snd_sb *chip);
306int snd_sb8_playback_open(struct snd_pcm_substream *substream);
307int snd_sb8_capture_open(struct snd_pcm_substream *substream);
308int snd_sb8_playback_close(struct snd_pcm_substream *substream);
309int snd_sb8_capture_close(struct snd_pcm_substream *substream);
310/* midi8.c */
311irqreturn_t snd_sb8dsp_midi_interrupt(struct snd_sb *chip);
312int snd_sb8dsp_midi(struct snd_sb *chip, int device, struct snd_rawmidi ** rrawmidi);
313
314/* sb16_init.c */
315int snd_sb16dsp_pcm(struct snd_sb *chip, int device, struct snd_pcm ** rpcm);
316const struct snd_pcm_ops *snd_sb16dsp_get_pcm_ops(int direction);
317int snd_sb16dsp_configure(struct snd_sb *chip);
318/* sb16.c */
319irqreturn_t snd_sb16dsp_interrupt(int irq, void *dev_id, struct pt_regs *regs);
320
321/* exported mixer stuffs */
322enum {
323 SB_MIX_SINGLE,
324 SB_MIX_DOUBLE,
325 SB_MIX_INPUT_SW,
326 SB_MIX_CAPTURE_PRO,
327 SB_MIX_CAPTURE_DT019X
328};
329
330#define SB_MIXVAL_DOUBLE(left_reg, right_reg, left_shift, right_shift, mask) \
331 ((left_reg) | ((right_reg) << 8) | ((left_shift) << 16) | ((right_shift) << 19) | ((mask) << 24))
332#define SB_MIXVAL_SINGLE(reg, shift, mask) \
333 ((reg) | ((shift) << 16) | ((mask) << 24))
334#define SB_MIXVAL_INPUT_SW(reg1, reg2, left_shift, right_shift) \
335 ((reg1) | ((reg2) << 8) | ((left_shift) << 16) | ((right_shift) << 24))
336
337int snd_sbmixer_add_ctl(struct snd_sb *chip, const char *name, int index, int type, unsigned long value);
338
339/* for ease of use */
340struct sbmix_elem {
341 const char *name;
342 int type;
343 unsigned long private_value;
344};
345
346#define SB_SINGLE(xname, reg, shift, mask) \
347{ .name = xname, \
348 .type = SB_MIX_SINGLE, \
349 .private_value = SB_MIXVAL_SINGLE(reg, shift, mask) }
350
351#define SB_DOUBLE(xname, left_reg, right_reg, left_shift, right_shift, mask) \
352{ .name = xname, \
353 .type = SB_MIX_DOUBLE, \
354 .private_value = SB_MIXVAL_DOUBLE(left_reg, right_reg, left_shift, right_shift, mask) }
355
356#define SB16_INPUT_SW(xname, reg1, reg2, left_shift, right_shift) \
357{ .name = xname, \
358 .type = SB_MIX_INPUT_SW, \
359 .private_value = SB_MIXVAL_INPUT_SW(reg1, reg2, left_shift, right_shift) }
360
361static inline int snd_sbmixer_add_ctl_elem(struct snd_sb *chip, const struct sbmix_elem *c)
362{
363 return snd_sbmixer_add_ctl(chip, c->name, 0, c->type, c->private_value);
364}
365
366#endif /* __SOUND_SB_H */
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