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@perex.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_JAZZ16,		/* Media Vision Jazz16 */
37 	SB_HW_16,
38 	SB_HW_16CSP,		/* SB16 with CSP chip */
39 	SB_HW_ALS100,		/* Avance Logic ALS100 chip */
40 	SB_HW_ALS4000,		/* Avance Logic ALS4000 chip */
41 	SB_HW_DT019X,		/* Diamond Tech. DT-019X / Avance Logic ALS-007 */
42 	SB_HW_CS5530,		/* Cyrix/NatSemi 5530 VSA1 */
43 };
44 
45 #define SB_OPEN_PCM			0x01
46 #define SB_OPEN_MIDI_INPUT		0x02
47 #define SB_OPEN_MIDI_OUTPUT		0x04
48 #define SB_OPEN_MIDI_INPUT_TRIGGER	0x08
49 #define SB_OPEN_MIDI_OUTPUT_TRIGGER	0x10
50 
51 #define SB_MODE_HALT		0x00
52 #define SB_MODE_PLAYBACK_8	0x01
53 #define SB_MODE_PLAYBACK_16	0x02
54 #define SB_MODE_PLAYBACK	(SB_MODE_PLAYBACK_8 | SB_MODE_PLAYBACK_16)
55 #define SB_MODE_CAPTURE_8	0x04
56 #define SB_MODE_CAPTURE_16	0x08
57 #define SB_MODE_CAPTURE		(SB_MODE_CAPTURE_8 | SB_MODE_CAPTURE_16)
58 
59 #define SB_RATE_LOCK_PLAYBACK	0x10
60 #define SB_RATE_LOCK_CAPTURE	0x20
61 #define SB_RATE_LOCK		(SB_RATE_LOCK_PLAYBACK | SB_RATE_LOCK_CAPTURE)
62 
63 #define SB_MPU_INPUT		1
64 
65 struct snd_sb {
66 	unsigned long port;		/* base port of DSP chip */
67 	struct resource *res_port;
68 	unsigned long mpu_port;		/* MPU port for SB DSP 4.0+ */
69 	int irq;			/* IRQ number of DSP chip */
70 	int dma8;			/* 8-bit DMA */
71 	int dma16;			/* 16-bit DMA */
72 	unsigned short version;		/* version of DSP chip */
73 	enum sb_hw_type hardware;	/* see to SB_HW_XXXX */
74 
75 	unsigned long alt_port;		/* alternate port (ALS4000) */
76 	struct pci_dev *pci;		/* ALS4000 */
77 
78 	unsigned int open;		/* see to SB_OPEN_XXXX for sb8 */
79 					/* also SNDRV_SB_CSP_MODE_XXX for sb16_csp */
80 	unsigned int mode;		/* current mode of stream */
81 	unsigned int force_mode16;	/* force 16-bit mode of streams */
82 	unsigned int locked_rate;	/* sb16 duplex */
83 	unsigned int playback_format;
84 	unsigned int capture_format;
85 	struct timer_list midi_timer;
86 	unsigned int p_dma_size;
87 	unsigned int p_period_size;
88 	unsigned int c_dma_size;
89 	unsigned int c_period_size;
90 
91 	spinlock_t mixer_lock;
92 
93 	char name[32];
94 
95 	void *csp; /* used only when CONFIG_SND_SB16_CSP is set */
96 
97 	struct snd_card *card;
98 	struct snd_pcm *pcm;
99 	struct snd_pcm_substream *playback_substream;
100 	struct snd_pcm_substream *capture_substream;
101 
102 	struct snd_rawmidi *rmidi;
103 	struct snd_rawmidi_substream *midi_substream_input;
104 	struct snd_rawmidi_substream *midi_substream_output;
105 	irq_handler_t rmidi_callback;
106 
107 	spinlock_t reg_lock;
108 	spinlock_t open_lock;
109 	spinlock_t midi_input_lock;
110 
111 	struct snd_info_entry *proc_entry;
112 
113 #ifdef CONFIG_PM
114 	unsigned char saved_regs[0x20];
115 #endif
116 };
117 
118 /* I/O ports */
119 
120 #define SBP(chip, x)		((chip)->port + s_b_SB_##x)
121 #define SBP1(port, x)		((port) + s_b_SB_##x)
122 
123 #define s_b_SB_RESET		0x6
124 #define s_b_SB_READ		0xa
125 #define s_b_SB_WRITE		0xc
126 #define s_b_SB_COMMAND		0xc
127 #define s_b_SB_STATUS		0xc
128 #define s_b_SB_DATA_AVAIL	0xe
129 #define s_b_SB_DATA_AVAIL_16 	0xf
130 #define s_b_SB_MIXER_ADDR	0x4
131 #define s_b_SB_MIXER_DATA	0x5
132 #define s_b_SB_OPL3_LEFT	0x0
133 #define s_b_SB_OPL3_RIGHT	0x2
134 #define s_b_SB_OPL3_BOTH	0x8
135 
136 #define SB_DSP_OUTPUT		0x14
137 #define SB_DSP_INPUT		0x24
138 #define SB_DSP_BLOCK_SIZE	0x48
139 #define SB_DSP_HI_OUTPUT	0x91
140 #define SB_DSP_HI_INPUT		0x99
141 #define SB_DSP_LO_OUTPUT_AUTO	0x1c
142 #define SB_DSP_LO_INPUT_AUTO	0x2c
143 #define SB_DSP_HI_OUTPUT_AUTO	0x90
144 #define SB_DSP_HI_INPUT_AUTO	0x98
145 #define SB_DSP_IMMED_INT	0xf2
146 #define SB_DSP_GET_VERSION	0xe1
147 #define SB_DSP_SPEAKER_ON	0xd1
148 #define SB_DSP_SPEAKER_OFF	0xd3
149 #define SB_DSP_DMA8_OFF		0xd0
150 #define SB_DSP_DMA8_ON		0xd4
151 #define SB_DSP_DMA8_EXIT	0xda
152 #define SB_DSP_DMA16_OFF	0xd5
153 #define SB_DSP_DMA16_ON		0xd6
154 #define SB_DSP_DMA16_EXIT	0xd9
155 #define SB_DSP_SAMPLE_RATE	0x40
156 #define SB_DSP_SAMPLE_RATE_OUT	0x41
157 #define SB_DSP_SAMPLE_RATE_IN	0x42
158 #define SB_DSP_MONO_8BIT	0xa0
159 #define SB_DSP_MONO_16BIT	0xa4
160 #define SB_DSP_STEREO_8BIT	0xa8
161 #define SB_DSP_STEREO_16BIT	0xac
162 
163 #define SB_DSP_MIDI_INPUT_IRQ	0x31
164 #define SB_DSP_MIDI_UART_IRQ	0x35
165 #define SB_DSP_MIDI_OUTPUT	0x38
166 
167 #define SB_DSP4_OUT8_AI		0xc6
168 #define SB_DSP4_IN8_AI		0xce
169 #define SB_DSP4_OUT16_AI	0xb6
170 #define SB_DSP4_IN16_AI		0xbe
171 #define SB_DSP4_MODE_UNS_MONO	0x00
172 #define SB_DSP4_MODE_SIGN_MONO	0x10
173 #define SB_DSP4_MODE_UNS_STEREO	0x20
174 #define SB_DSP4_MODE_SIGN_STEREO 0x30
175 
176 #define SB_DSP4_OUTPUT		0x3c
177 #define SB_DSP4_INPUT_LEFT	0x3d
178 #define SB_DSP4_INPUT_RIGHT	0x3e
179 
180 /* registers for SB 2.0 mixer */
181 #define SB_DSP20_MASTER_DEV	0x02
182 #define SB_DSP20_PCM_DEV	0x0A
183 #define SB_DSP20_CD_DEV		0x08
184 #define SB_DSP20_FM_DEV		0x06
185 
186 /* registers for SB PRO mixer */
187 #define SB_DSP_MASTER_DEV	0x22
188 #define SB_DSP_PCM_DEV		0x04
189 #define SB_DSP_LINE_DEV		0x2e
190 #define SB_DSP_CD_DEV		0x28
191 #define SB_DSP_FM_DEV		0x26
192 #define SB_DSP_MIC_DEV		0x0a
193 #define SB_DSP_CAPTURE_SOURCE	0x0c
194 #define SB_DSP_CAPTURE_FILT	0x0c
195 #define SB_DSP_PLAYBACK_FILT	0x0e
196 #define SB_DSP_STEREO_SW	0x0e
197 
198 #define SB_DSP_MIXS_MIC0	0x00	/* same as MIC */
199 #define SB_DSP_MIXS_CD		0x01
200 #define SB_DSP_MIXS_MIC		0x02
201 #define SB_DSP_MIXS_LINE	0x03
202 
203 /* registers (only for left channel) for SB 16 mixer */
204 #define SB_DSP4_MASTER_DEV	0x30
205 #define SB_DSP4_BASS_DEV	0x46
206 #define SB_DSP4_TREBLE_DEV	0x44
207 #define SB_DSP4_SYNTH_DEV	0x34
208 #define SB_DSP4_PCM_DEV		0x32
209 #define SB_DSP4_SPEAKER_DEV	0x3b
210 #define SB_DSP4_LINE_DEV	0x38
211 #define SB_DSP4_MIC_DEV		0x3a
212 #define SB_DSP4_OUTPUT_SW	0x3c
213 #define SB_DSP4_CD_DEV		0x36
214 #define SB_DSP4_IGAIN_DEV	0x3f
215 #define SB_DSP4_OGAIN_DEV	0x41
216 #define SB_DSP4_MIC_AGC		0x43
217 
218 /* additional registers for SB 16 mixer */
219 #define SB_DSP4_IRQSETUP	0x80
220 #define SB_DSP4_DMASETUP	0x81
221 #define SB_DSP4_IRQSTATUS	0x82
222 #define SB_DSP4_MPUSETUP	0x84
223 
224 #define SB_DSP4_3DSE		0x90
225 
226 /* Registers for DT-019x / ALS-007 mixer */
227 #define SB_DT019X_MASTER_DEV	0x62
228 #define SB_DT019X_PCM_DEV	0x64
229 #define SB_DT019X_SYNTH_DEV	0x66
230 #define SB_DT019X_CD_DEV	0x68
231 #define SB_DT019X_MIC_DEV	0x6a
232 #define SB_DT019X_SPKR_DEV	0x6a
233 #define SB_DT019X_LINE_DEV	0x6e
234 #define SB_DT019X_OUTPUT_SW2	0x4c
235 #define SB_DT019X_CAPTURE_SW	0x6c
236 
237 #define SB_DT019X_CAP_CD	0x02
238 #define SB_DT019X_CAP_MIC	0x04
239 #define SB_DT019X_CAP_LINE	0x06
240 #define SB_DT019X_CAP_SYNTH	0x07
241 #define SB_DT019X_CAP_MAIN	0x07
242 
243 #define SB_ALS4000_MONO_IO_CTRL	0x4b
244 #define SB_ALS4000_OUT_MIXER_CTRL_2	0x4c
245 #define SB_ALS4000_MIC_IN_GAIN	0x4d
246 #define SB_ALS4000_ANALOG_REFRNC_VOLT_CTRL 0x4e
247 #define SB_ALS4000_FMDAC	0x4f
248 #define SB_ALS4000_3D_SND_FX	0x50
249 #define SB_ALS4000_3D_TIME_DELAY	0x51
250 #define SB_ALS4000_3D_AUTO_MUTE	0x52
251 #define SB_ALS4000_ANALOG_BLOCK_CTRL 0x53
252 #define SB_ALS4000_3D_DELAYLINE_PATTERN 0x54
253 #define SB_ALS4000_CR3_CONFIGURATION	0xc3 /* bit 7 is Digital Loop Enable */
254 #define SB_ALS4000_QSOUND	0xdb
255 
256 /* IRQ setting bitmap */
257 #define SB_IRQSETUP_IRQ9	0x01
258 #define SB_IRQSETUP_IRQ5	0x02
259 #define SB_IRQSETUP_IRQ7	0x04
260 #define SB_IRQSETUP_IRQ10	0x08
261 
262 /* IRQ types */
263 #define SB_IRQTYPE_8BIT		0x01
264 #define SB_IRQTYPE_16BIT	0x02
265 #define SB_IRQTYPE_MPUIN	0x04
266 #define ALS4K_IRQTYPE_CR1E_DMA	0x20
267 
268 /* DMA setting bitmap */
269 #define SB_DMASETUP_DMA0	0x01
270 #define SB_DMASETUP_DMA1	0x02
271 #define SB_DMASETUP_DMA3	0x08
272 #define SB_DMASETUP_DMA5	0x20
273 #define SB_DMASETUP_DMA6	0x40
274 #define SB_DMASETUP_DMA7	0x80
275 
276 /*
277  *
278  */
279 
snd_sb_ack_8bit(struct snd_sb * chip)280 static inline void snd_sb_ack_8bit(struct snd_sb *chip)
281 {
282 	inb(SBP(chip, DATA_AVAIL));
283 }
284 
snd_sb_ack_16bit(struct snd_sb * chip)285 static inline void snd_sb_ack_16bit(struct snd_sb *chip)
286 {
287 	inb(SBP(chip, DATA_AVAIL_16));
288 }
289 
290 /* sb_common.c */
291 int snd_sbdsp_command(struct snd_sb *chip, unsigned char val);
292 int snd_sbdsp_get_byte(struct snd_sb *chip);
293 int snd_sbdsp_reset(struct snd_sb *chip);
294 int snd_sbdsp_create(struct snd_card *card,
295 		     unsigned long port,
296 		     int irq,
297 		     irq_handler_t irq_handler,
298 		     int dma8, int dma16,
299 		     unsigned short hardware,
300 		     struct snd_sb **r_chip);
301 /* sb_mixer.c */
302 void snd_sbmixer_write(struct snd_sb *chip, unsigned char reg, unsigned char data);
303 unsigned char snd_sbmixer_read(struct snd_sb *chip, unsigned char reg);
304 int snd_sbmixer_new(struct snd_sb *chip);
305 #ifdef CONFIG_PM
306 void snd_sbmixer_suspend(struct snd_sb *chip);
307 void snd_sbmixer_resume(struct snd_sb *chip);
308 #endif
309 
310 /* sb8_init.c */
311 int snd_sb8dsp_pcm(struct snd_sb *chip, int device, struct snd_pcm ** rpcm);
312 /* sb8.c */
313 irqreturn_t snd_sb8dsp_interrupt(struct snd_sb *chip);
314 int snd_sb8_playback_open(struct snd_pcm_substream *substream);
315 int snd_sb8_capture_open(struct snd_pcm_substream *substream);
316 int snd_sb8_playback_close(struct snd_pcm_substream *substream);
317 int snd_sb8_capture_close(struct snd_pcm_substream *substream);
318 /* midi8.c */
319 irqreturn_t snd_sb8dsp_midi_interrupt(struct snd_sb *chip);
320 int snd_sb8dsp_midi(struct snd_sb *chip, int device, struct snd_rawmidi ** rrawmidi);
321 
322 /* sb16_init.c */
323 int snd_sb16dsp_pcm(struct snd_sb *chip, int device, struct snd_pcm ** rpcm);
324 const struct snd_pcm_ops *snd_sb16dsp_get_pcm_ops(int direction);
325 int snd_sb16dsp_configure(struct snd_sb *chip);
326 /* sb16.c */
327 irqreturn_t snd_sb16dsp_interrupt(int irq, void *dev_id);
328 
329 /* exported mixer stuffs */
330 enum {
331 	SB_MIX_SINGLE,
332 	SB_MIX_DOUBLE,
333 	SB_MIX_INPUT_SW,
334 	SB_MIX_CAPTURE_PRO,
335 	SB_MIX_CAPTURE_DT019X,
336 	SB_MIX_MONO_CAPTURE_ALS4K
337 };
338 
339 #define SB_MIXVAL_DOUBLE(left_reg, right_reg, left_shift, right_shift, mask) \
340   ((left_reg) | ((right_reg) << 8) | ((left_shift) << 16) | ((right_shift) << 19) | ((mask) << 24))
341 #define SB_MIXVAL_SINGLE(reg, shift, mask) \
342   ((reg) | ((shift) << 16) | ((mask) << 24))
343 #define SB_MIXVAL_INPUT_SW(reg1, reg2, left_shift, right_shift) \
344   ((reg1) | ((reg2) << 8) | ((left_shift) << 16) | ((right_shift) << 24))
345 
346 int snd_sbmixer_add_ctl(struct snd_sb *chip, const char *name, int index, int type, unsigned long value);
347 
348 /* for ease of use */
349 struct sbmix_elem {
350 	const char *name;
351 	int type;
352 	unsigned long private_value;
353 };
354 
355 #define SB_SINGLE(xname, reg, shift, mask) \
356 { .name = xname, \
357   .type = SB_MIX_SINGLE, \
358   .private_value = SB_MIXVAL_SINGLE(reg, shift, mask) }
359 
360 #define SB_DOUBLE(xname, left_reg, right_reg, left_shift, right_shift, mask) \
361 { .name = xname, \
362   .type = SB_MIX_DOUBLE, \
363   .private_value = SB_MIXVAL_DOUBLE(left_reg, right_reg, left_shift, right_shift, mask) }
364 
365 #define SB16_INPUT_SW(xname, reg1, reg2, left_shift, right_shift) \
366 { .name = xname, \
367   .type = SB_MIX_INPUT_SW, \
368   .private_value = SB_MIXVAL_INPUT_SW(reg1, reg2, left_shift, right_shift) }
369 
snd_sbmixer_add_ctl_elem(struct snd_sb * chip,const struct sbmix_elem * c)370 static inline int snd_sbmixer_add_ctl_elem(struct snd_sb *chip, const struct sbmix_elem *c)
371 {
372 	return snd_sbmixer_add_ctl(chip, c->name, 0, c->type, c->private_value);
373 }
374 
375 #endif /* __SOUND_SB_H */
376