xref: /linux/include/sound/sb.h (revision f3d9478b2ce468c3115b02ecae7e975990697f15)
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 
30 enum 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 
63 struct 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 
272 static inline void snd_sb_ack_8bit(struct snd_sb *chip)
273 {
274 	inb(SBP(chip, DATA_AVAIL));
275 }
276 
277 static inline void snd_sb_ack_16bit(struct snd_sb *chip)
278 {
279 	inb(SBP(chip, DATA_AVAIL_16));
280 }
281 
282 /* sb_common.c */
283 int snd_sbdsp_command(struct snd_sb *chip, unsigned char val);
284 int snd_sbdsp_get_byte(struct snd_sb *chip);
285 int snd_sbdsp_reset(struct snd_sb *chip);
286 int 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 */
294 void snd_sbmixer_write(struct snd_sb *chip, unsigned char reg, unsigned char data);
295 unsigned char snd_sbmixer_read(struct snd_sb *chip, unsigned char reg);
296 int snd_sbmixer_new(struct snd_sb *chip);
297 #ifdef CONFIG_PM
298 void snd_sbmixer_suspend(struct snd_sb *chip);
299 void snd_sbmixer_resume(struct snd_sb *chip);
300 #endif
301 
302 /* sb8_init.c */
303 int snd_sb8dsp_pcm(struct snd_sb *chip, int device, struct snd_pcm ** rpcm);
304 /* sb8.c */
305 irqreturn_t snd_sb8dsp_interrupt(struct snd_sb *chip);
306 int snd_sb8_playback_open(struct snd_pcm_substream *substream);
307 int snd_sb8_capture_open(struct snd_pcm_substream *substream);
308 int snd_sb8_playback_close(struct snd_pcm_substream *substream);
309 int snd_sb8_capture_close(struct snd_pcm_substream *substream);
310 /* midi8.c */
311 irqreturn_t snd_sb8dsp_midi_interrupt(struct snd_sb *chip);
312 int snd_sb8dsp_midi(struct snd_sb *chip, int device, struct snd_rawmidi ** rrawmidi);
313 
314 /* sb16_init.c */
315 int snd_sb16dsp_pcm(struct snd_sb *chip, int device, struct snd_pcm ** rpcm);
316 const struct snd_pcm_ops *snd_sb16dsp_get_pcm_ops(int direction);
317 int snd_sb16dsp_configure(struct snd_sb *chip);
318 /* sb16.c */
319 irqreturn_t snd_sb16dsp_interrupt(int irq, void *dev_id, struct pt_regs *regs);
320 
321 /* exported mixer stuffs */
322 enum {
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 
337 int snd_sbmixer_add_ctl(struct snd_sb *chip, const char *name, int index, int type, unsigned long value);
338 
339 /* for ease of use */
340 struct 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 
361 static 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 */
367