xref: /openbmc/linux/sound/pci/sonicvibes.c (revision 56e44ff1)
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  *  Driver for S3 SonicVibes soundcard
4  *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
5  *
6  *  BUGS:
7  *    It looks like 86c617 rev 3 doesn't supports DDMA buffers above 16MB?
8  *    Driver sometimes hangs... Nobody knows why at this moment...
9  */
10 
11 #include <linux/delay.h>
12 #include <linux/init.h>
13 #include <linux/interrupt.h>
14 #include <linux/pci.h>
15 #include <linux/slab.h>
16 #include <linux/gameport.h>
17 #include <linux/module.h>
18 #include <linux/dma-mapping.h>
19 #include <linux/io.h>
20 
21 #include <sound/core.h>
22 #include <sound/pcm.h>
23 #include <sound/info.h>
24 #include <sound/control.h>
25 #include <sound/mpu401.h>
26 #include <sound/opl3.h>
27 #include <sound/initval.h>
28 
29 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
30 MODULE_DESCRIPTION("S3 SonicVibes PCI");
31 MODULE_LICENSE("GPL");
32 
33 #if IS_REACHABLE(CONFIG_GAMEPORT)
34 #define SUPPORT_JOYSTICK 1
35 #endif
36 
37 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
38 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
39 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;	/* Enable this card */
40 static bool reverb[SNDRV_CARDS];
41 static bool mge[SNDRV_CARDS];
42 static unsigned int dmaio = 0x7a00;	/* DDMA i/o address */
43 
44 module_param_array(index, int, NULL, 0444);
45 MODULE_PARM_DESC(index, "Index value for S3 SonicVibes soundcard.");
46 module_param_array(id, charp, NULL, 0444);
47 MODULE_PARM_DESC(id, "ID string for S3 SonicVibes soundcard.");
48 module_param_array(enable, bool, NULL, 0444);
49 MODULE_PARM_DESC(enable, "Enable S3 SonicVibes soundcard.");
50 module_param_array(reverb, bool, NULL, 0444);
51 MODULE_PARM_DESC(reverb, "Enable reverb (SRAM is present) for S3 SonicVibes soundcard.");
52 module_param_array(mge, bool, NULL, 0444);
53 MODULE_PARM_DESC(mge, "MIC Gain Enable for S3 SonicVibes soundcard.");
54 module_param_hw(dmaio, uint, ioport, 0444);
55 MODULE_PARM_DESC(dmaio, "DDMA i/o base address for S3 SonicVibes soundcard.");
56 
57 /*
58  * Enhanced port direct registers
59  */
60 
61 #define SV_REG(sonic, x) ((sonic)->enh_port + SV_REG_##x)
62 
63 #define SV_REG_CONTROL	0x00	/* R/W: CODEC/Mixer control register */
64 #define   SV_ENHANCED	  0x01	/* audio mode select - enhanced mode */
65 #define   SV_TEST	  0x02	/* test bit */
66 #define   SV_REVERB	  0x04	/* reverb enable */
67 #define   SV_WAVETABLE	  0x08	/* wavetable active / FM active if not set */
68 #define   SV_INTA	  0x20	/* INTA driving - should be always 1 */
69 #define   SV_RESET	  0x80	/* reset chip */
70 #define SV_REG_IRQMASK	0x01	/* R/W: CODEC/Mixer interrupt mask register */
71 #define   SV_DMAA_MASK	  0x01	/* mask DMA-A interrupt */
72 #define   SV_DMAC_MASK	  0x04	/* mask DMA-C interrupt */
73 #define   SV_SPEC_MASK	  0x08	/* special interrupt mask - should be always masked */
74 #define   SV_UD_MASK	  0x40	/* Up/Down button interrupt mask */
75 #define   SV_MIDI_MASK	  0x80	/* mask MIDI interrupt */
76 #define SV_REG_STATUS	0x02	/* R/O: CODEC/Mixer status register */
77 #define   SV_DMAA_IRQ	  0x01	/* DMA-A interrupt */
78 #define   SV_DMAC_IRQ	  0x04	/* DMA-C interrupt */
79 #define   SV_SPEC_IRQ	  0x08	/* special interrupt */
80 #define   SV_UD_IRQ	  0x40	/* Up/Down interrupt */
81 #define   SV_MIDI_IRQ	  0x80	/* MIDI interrupt */
82 #define SV_REG_INDEX	0x04	/* R/W: CODEC/Mixer index address register */
83 #define   SV_MCE          0x40	/* mode change enable */
84 #define   SV_TRD	  0x80	/* DMA transfer request disabled */
85 #define SV_REG_DATA	0x05	/* R/W: CODEC/Mixer index data register */
86 
87 /*
88  * Enhanced port indirect registers
89  */
90 
91 #define SV_IREG_LEFT_ADC	0x00	/* Left ADC Input Control */
92 #define SV_IREG_RIGHT_ADC	0x01	/* Right ADC Input Control */
93 #define SV_IREG_LEFT_AUX1	0x02	/* Left AUX1 Input Control */
94 #define SV_IREG_RIGHT_AUX1	0x03	/* Right AUX1 Input Control */
95 #define SV_IREG_LEFT_CD		0x04	/* Left CD Input Control */
96 #define SV_IREG_RIGHT_CD	0x05	/* Right CD Input Control */
97 #define SV_IREG_LEFT_LINE	0x06	/* Left Line Input Control */
98 #define SV_IREG_RIGHT_LINE	0x07	/* Right Line Input Control */
99 #define SV_IREG_MIC		0x08	/* MIC Input Control */
100 #define SV_IREG_GAME_PORT	0x09	/* Game Port Control */
101 #define SV_IREG_LEFT_SYNTH	0x0a	/* Left Synth Input Control */
102 #define SV_IREG_RIGHT_SYNTH	0x0b	/* Right Synth Input Control */
103 #define SV_IREG_LEFT_AUX2	0x0c	/* Left AUX2 Input Control */
104 #define SV_IREG_RIGHT_AUX2	0x0d	/* Right AUX2 Input Control */
105 #define SV_IREG_LEFT_ANALOG	0x0e	/* Left Analog Mixer Output Control */
106 #define SV_IREG_RIGHT_ANALOG	0x0f	/* Right Analog Mixer Output Control */
107 #define SV_IREG_LEFT_PCM	0x10	/* Left PCM Input Control */
108 #define SV_IREG_RIGHT_PCM	0x11	/* Right PCM Input Control */
109 #define SV_IREG_DMA_DATA_FMT	0x12	/* DMA Data Format */
110 #define SV_IREG_PC_ENABLE	0x13	/* Playback/Capture Enable Register */
111 #define SV_IREG_UD_BUTTON	0x14	/* Up/Down Button Register */
112 #define SV_IREG_REVISION	0x15	/* Revision */
113 #define SV_IREG_ADC_OUTPUT_CTRL	0x16	/* ADC Output Control */
114 #define SV_IREG_DMA_A_UPPER	0x18	/* DMA A Upper Base Count */
115 #define SV_IREG_DMA_A_LOWER	0x19	/* DMA A Lower Base Count */
116 #define SV_IREG_DMA_C_UPPER	0x1c	/* DMA C Upper Base Count */
117 #define SV_IREG_DMA_C_LOWER	0x1d	/* DMA C Lower Base Count */
118 #define SV_IREG_PCM_RATE_LOW	0x1e	/* PCM Sampling Rate Low Byte */
119 #define SV_IREG_PCM_RATE_HIGH	0x1f	/* PCM Sampling Rate High Byte */
120 #define SV_IREG_SYNTH_RATE_LOW	0x20	/* Synthesizer Sampling Rate Low Byte */
121 #define SV_IREG_SYNTH_RATE_HIGH 0x21	/* Synthesizer Sampling Rate High Byte */
122 #define SV_IREG_ADC_CLOCK	0x22	/* ADC Clock Source Selection */
123 #define SV_IREG_ADC_ALT_RATE	0x23	/* ADC Alternative Sampling Rate Selection */
124 #define SV_IREG_ADC_PLL_M	0x24	/* ADC PLL M Register */
125 #define SV_IREG_ADC_PLL_N	0x25	/* ADC PLL N Register */
126 #define SV_IREG_SYNTH_PLL_M	0x26	/* Synthesizer PLL M Register */
127 #define SV_IREG_SYNTH_PLL_N	0x27	/* Synthesizer PLL N Register */
128 #define SV_IREG_MPU401		0x2a	/* MPU-401 UART Operation */
129 #define SV_IREG_DRIVE_CTRL	0x2b	/* Drive Control */
130 #define SV_IREG_SRS_SPACE	0x2c	/* SRS Space Control */
131 #define SV_IREG_SRS_CENTER	0x2d	/* SRS Center Control */
132 #define SV_IREG_WAVE_SOURCE	0x2e	/* Wavetable Sample Source Select */
133 #define SV_IREG_ANALOG_POWER	0x30	/* Analog Power Down Control */
134 #define SV_IREG_DIGITAL_POWER	0x31	/* Digital Power Down Control */
135 
136 #define SV_IREG_ADC_PLL		SV_IREG_ADC_PLL_M
137 #define SV_IREG_SYNTH_PLL	SV_IREG_SYNTH_PLL_M
138 
139 /*
140  *  DMA registers
141  */
142 
143 #define SV_DMA_ADDR0		0x00
144 #define SV_DMA_ADDR1		0x01
145 #define SV_DMA_ADDR2		0x02
146 #define SV_DMA_ADDR3		0x03
147 #define SV_DMA_COUNT0		0x04
148 #define SV_DMA_COUNT1		0x05
149 #define SV_DMA_COUNT2		0x06
150 #define SV_DMA_MODE		0x0b
151 #define SV_DMA_RESET		0x0d
152 #define SV_DMA_MASK		0x0f
153 
154 /*
155  *  Record sources
156  */
157 
158 #define SV_RECSRC_RESERVED	(0x00<<5)
159 #define SV_RECSRC_CD		(0x01<<5)
160 #define SV_RECSRC_DAC		(0x02<<5)
161 #define SV_RECSRC_AUX2		(0x03<<5)
162 #define SV_RECSRC_LINE		(0x04<<5)
163 #define SV_RECSRC_AUX1		(0x05<<5)
164 #define SV_RECSRC_MIC		(0x06<<5)
165 #define SV_RECSRC_OUT		(0x07<<5)
166 
167 /*
168  *  constants
169  */
170 
171 #define SV_FULLRATE		48000
172 #define SV_REFFREQUENCY		24576000
173 #define SV_ADCMULT		512
174 
175 #define SV_MODE_PLAY		1
176 #define SV_MODE_CAPTURE		2
177 
178 /*
179 
180  */
181 
182 struct sonicvibes {
183 	unsigned long dma1size;
184 	unsigned long dma2size;
185 	int irq;
186 
187 	unsigned long sb_port;
188 	unsigned long enh_port;
189 	unsigned long synth_port;
190 	unsigned long midi_port;
191 	unsigned long game_port;
192 	unsigned int dmaa_port;
193 	struct resource *res_dmaa;
194 	unsigned int dmac_port;
195 	struct resource *res_dmac;
196 
197 	unsigned char enable;
198 	unsigned char irqmask;
199 	unsigned char revision;
200 	unsigned char format;
201 	unsigned char srs_space;
202 	unsigned char srs_center;
203 	unsigned char mpu_switch;
204 	unsigned char wave_source;
205 
206 	unsigned int mode;
207 
208 	struct pci_dev *pci;
209 	struct snd_card *card;
210 	struct snd_pcm *pcm;
211 	struct snd_pcm_substream *playback_substream;
212 	struct snd_pcm_substream *capture_substream;
213 	struct snd_rawmidi *rmidi;
214 	struct snd_hwdep *fmsynth;	/* S3FM */
215 
216 	spinlock_t reg_lock;
217 
218 	unsigned int p_dma_size;
219 	unsigned int c_dma_size;
220 
221 	struct snd_kcontrol *master_mute;
222 	struct snd_kcontrol *master_volume;
223 
224 #ifdef SUPPORT_JOYSTICK
225 	struct gameport *gameport;
226 #endif
227 };
228 
229 static const struct pci_device_id snd_sonic_ids[] = {
230 	{ PCI_VDEVICE(S3, 0xca00), 0, },
231         { 0, }
232 };
233 
234 MODULE_DEVICE_TABLE(pci, snd_sonic_ids);
235 
236 static const struct snd_ratden sonicvibes_adc_clock = {
237 	.num_min = 4000 * 65536,
238 	.num_max = 48000UL * 65536,
239 	.num_step = 1,
240 	.den = 65536,
241 };
242 static const struct snd_pcm_hw_constraint_ratdens snd_sonicvibes_hw_constraints_adc_clock = {
243 	.nrats = 1,
244 	.rats = &sonicvibes_adc_clock,
245 };
246 
247 /*
248  *  common I/O routines
249  */
250 
snd_sonicvibes_setdmaa(struct sonicvibes * sonic,unsigned int addr,unsigned int count)251 static inline void snd_sonicvibes_setdmaa(struct sonicvibes * sonic,
252 					  unsigned int addr,
253 					  unsigned int count)
254 {
255 	count--;
256 	outl(addr, sonic->dmaa_port + SV_DMA_ADDR0);
257 	outl(count, sonic->dmaa_port + SV_DMA_COUNT0);
258 	outb(0x18, sonic->dmaa_port + SV_DMA_MODE);
259 #if 0
260 	dev_dbg(sonic->card->dev, "program dmaa: addr = 0x%x, paddr = 0x%x\n",
261 	       addr, inl(sonic->dmaa_port + SV_DMA_ADDR0));
262 #endif
263 }
264 
snd_sonicvibes_setdmac(struct sonicvibes * sonic,unsigned int addr,unsigned int count)265 static inline void snd_sonicvibes_setdmac(struct sonicvibes * sonic,
266 					  unsigned int addr,
267 					  unsigned int count)
268 {
269 	/* note: dmac is working in word mode!!! */
270 	count >>= 1;
271 	count--;
272 	outl(addr, sonic->dmac_port + SV_DMA_ADDR0);
273 	outl(count, sonic->dmac_port + SV_DMA_COUNT0);
274 	outb(0x14, sonic->dmac_port + SV_DMA_MODE);
275 #if 0
276 	dev_dbg(sonic->card->dev, "program dmac: addr = 0x%x, paddr = 0x%x\n",
277 	       addr, inl(sonic->dmac_port + SV_DMA_ADDR0));
278 #endif
279 }
280 
snd_sonicvibes_getdmaa(struct sonicvibes * sonic)281 static inline unsigned int snd_sonicvibes_getdmaa(struct sonicvibes * sonic)
282 {
283 	return (inl(sonic->dmaa_port + SV_DMA_COUNT0) & 0xffffff) + 1;
284 }
285 
snd_sonicvibes_getdmac(struct sonicvibes * sonic)286 static inline unsigned int snd_sonicvibes_getdmac(struct sonicvibes * sonic)
287 {
288 	/* note: dmac is working in word mode!!! */
289 	return ((inl(sonic->dmac_port + SV_DMA_COUNT0) & 0xffffff) + 1) << 1;
290 }
291 
snd_sonicvibes_out1(struct sonicvibes * sonic,unsigned char reg,unsigned char value)292 static void snd_sonicvibes_out1(struct sonicvibes * sonic,
293 				unsigned char reg,
294 				unsigned char value)
295 {
296 	outb(reg, SV_REG(sonic, INDEX));
297 	udelay(10);
298 	outb(value, SV_REG(sonic, DATA));
299 	udelay(10);
300 }
301 
snd_sonicvibes_out(struct sonicvibes * sonic,unsigned char reg,unsigned char value)302 static void snd_sonicvibes_out(struct sonicvibes * sonic,
303 			       unsigned char reg,
304 			       unsigned char value)
305 {
306 	unsigned long flags;
307 
308 	spin_lock_irqsave(&sonic->reg_lock, flags);
309 	outb(reg, SV_REG(sonic, INDEX));
310 	udelay(10);
311 	outb(value, SV_REG(sonic, DATA));
312 	udelay(10);
313 	spin_unlock_irqrestore(&sonic->reg_lock, flags);
314 }
315 
snd_sonicvibes_in1(struct sonicvibes * sonic,unsigned char reg)316 static unsigned char snd_sonicvibes_in1(struct sonicvibes * sonic, unsigned char reg)
317 {
318 	unsigned char value;
319 
320 	outb(reg, SV_REG(sonic, INDEX));
321 	udelay(10);
322 	value = inb(SV_REG(sonic, DATA));
323 	udelay(10);
324 	return value;
325 }
326 
snd_sonicvibes_in(struct sonicvibes * sonic,unsigned char reg)327 static unsigned char snd_sonicvibes_in(struct sonicvibes * sonic, unsigned char reg)
328 {
329 	unsigned long flags;
330 	unsigned char value;
331 
332 	spin_lock_irqsave(&sonic->reg_lock, flags);
333 	outb(reg, SV_REG(sonic, INDEX));
334 	udelay(10);
335 	value = inb(SV_REG(sonic, DATA));
336 	udelay(10);
337 	spin_unlock_irqrestore(&sonic->reg_lock, flags);
338 	return value;
339 }
340 
341 #if 0
342 static void snd_sonicvibes_debug(struct sonicvibes * sonic)
343 {
344 	dev_dbg(sonic->card->dev,
345 		"SV REGS:          INDEX = 0x%02x                   STATUS = 0x%02x\n",
346 		inb(SV_REG(sonic, INDEX)), inb(SV_REG(sonic, STATUS)));
347 	dev_dbg(sonic->card->dev,
348 		"  0x00: left input      = 0x%02x    0x20: synth rate low  = 0x%02x\n",
349 		snd_sonicvibes_in(sonic, 0x00), snd_sonicvibes_in(sonic, 0x20));
350 	dev_dbg(sonic->card->dev,
351 		"  0x01: right input     = 0x%02x    0x21: synth rate high = 0x%02x\n",
352 		snd_sonicvibes_in(sonic, 0x01), snd_sonicvibes_in(sonic, 0x21));
353 	dev_dbg(sonic->card->dev,
354 		"  0x02: left AUX1       = 0x%02x    0x22: ADC clock       = 0x%02x\n",
355 		snd_sonicvibes_in(sonic, 0x02), snd_sonicvibes_in(sonic, 0x22));
356 	dev_dbg(sonic->card->dev,
357 		"  0x03: right AUX1      = 0x%02x    0x23: ADC alt rate    = 0x%02x\n",
358 		snd_sonicvibes_in(sonic, 0x03), snd_sonicvibes_in(sonic, 0x23));
359 	dev_dbg(sonic->card->dev,
360 		"  0x04: left CD         = 0x%02x    0x24: ADC pll M       = 0x%02x\n",
361 		snd_sonicvibes_in(sonic, 0x04), snd_sonicvibes_in(sonic, 0x24));
362 	dev_dbg(sonic->card->dev,
363 		"  0x05: right CD        = 0x%02x    0x25: ADC pll N       = 0x%02x\n",
364 		snd_sonicvibes_in(sonic, 0x05), snd_sonicvibes_in(sonic, 0x25));
365 	dev_dbg(sonic->card->dev,
366 		"  0x06: left line       = 0x%02x    0x26: Synth pll M     = 0x%02x\n",
367 		snd_sonicvibes_in(sonic, 0x06), snd_sonicvibes_in(sonic, 0x26));
368 	dev_dbg(sonic->card->dev,
369 		"  0x07: right line      = 0x%02x    0x27: Synth pll N     = 0x%02x\n",
370 		snd_sonicvibes_in(sonic, 0x07), snd_sonicvibes_in(sonic, 0x27));
371 	dev_dbg(sonic->card->dev,
372 		"  0x08: MIC             = 0x%02x    0x28: ---             = 0x%02x\n",
373 		snd_sonicvibes_in(sonic, 0x08), snd_sonicvibes_in(sonic, 0x28));
374 	dev_dbg(sonic->card->dev,
375 		"  0x09: Game port       = 0x%02x    0x29: ---             = 0x%02x\n",
376 		snd_sonicvibes_in(sonic, 0x09), snd_sonicvibes_in(sonic, 0x29));
377 	dev_dbg(sonic->card->dev,
378 		"  0x0a: left synth      = 0x%02x    0x2a: MPU401          = 0x%02x\n",
379 		snd_sonicvibes_in(sonic, 0x0a), snd_sonicvibes_in(sonic, 0x2a));
380 	dev_dbg(sonic->card->dev,
381 		"  0x0b: right synth     = 0x%02x    0x2b: drive ctrl      = 0x%02x\n",
382 		snd_sonicvibes_in(sonic, 0x0b), snd_sonicvibes_in(sonic, 0x2b));
383 	dev_dbg(sonic->card->dev,
384 		"  0x0c: left AUX2       = 0x%02x    0x2c: SRS space       = 0x%02x\n",
385 		snd_sonicvibes_in(sonic, 0x0c), snd_sonicvibes_in(sonic, 0x2c));
386 	dev_dbg(sonic->card->dev,
387 		"  0x0d: right AUX2      = 0x%02x    0x2d: SRS center      = 0x%02x\n",
388 		snd_sonicvibes_in(sonic, 0x0d), snd_sonicvibes_in(sonic, 0x2d));
389 	dev_dbg(sonic->card->dev,
390 		"  0x0e: left analog     = 0x%02x    0x2e: wave source     = 0x%02x\n",
391 		snd_sonicvibes_in(sonic, 0x0e), snd_sonicvibes_in(sonic, 0x2e));
392 	dev_dbg(sonic->card->dev,
393 		"  0x0f: right analog    = 0x%02x    0x2f: ---             = 0x%02x\n",
394 		snd_sonicvibes_in(sonic, 0x0f), snd_sonicvibes_in(sonic, 0x2f));
395 	dev_dbg(sonic->card->dev,
396 		"  0x10: left PCM        = 0x%02x    0x30: analog power    = 0x%02x\n",
397 		snd_sonicvibes_in(sonic, 0x10), snd_sonicvibes_in(sonic, 0x30));
398 	dev_dbg(sonic->card->dev,
399 		"  0x11: right PCM       = 0x%02x    0x31: analog power    = 0x%02x\n",
400 		snd_sonicvibes_in(sonic, 0x11), snd_sonicvibes_in(sonic, 0x31));
401 	dev_dbg(sonic->card->dev,
402 		"  0x12: DMA data format = 0x%02x    0x32: ---             = 0x%02x\n",
403 		snd_sonicvibes_in(sonic, 0x12), snd_sonicvibes_in(sonic, 0x32));
404 	dev_dbg(sonic->card->dev,
405 		"  0x13: P/C enable      = 0x%02x    0x33: ---             = 0x%02x\n",
406 		snd_sonicvibes_in(sonic, 0x13), snd_sonicvibes_in(sonic, 0x33));
407 	dev_dbg(sonic->card->dev,
408 		"  0x14: U/D button      = 0x%02x    0x34: ---             = 0x%02x\n",
409 		snd_sonicvibes_in(sonic, 0x14), snd_sonicvibes_in(sonic, 0x34));
410 	dev_dbg(sonic->card->dev,
411 		"  0x15: revision        = 0x%02x    0x35: ---             = 0x%02x\n",
412 		snd_sonicvibes_in(sonic, 0x15), snd_sonicvibes_in(sonic, 0x35));
413 	dev_dbg(sonic->card->dev,
414 		"  0x16: ADC output ctrl = 0x%02x    0x36: ---             = 0x%02x\n",
415 		snd_sonicvibes_in(sonic, 0x16), snd_sonicvibes_in(sonic, 0x36));
416 	dev_dbg(sonic->card->dev,
417 		"  0x17: ---             = 0x%02x    0x37: ---             = 0x%02x\n",
418 		snd_sonicvibes_in(sonic, 0x17), snd_sonicvibes_in(sonic, 0x37));
419 	dev_dbg(sonic->card->dev,
420 		"  0x18: DMA A upper cnt = 0x%02x    0x38: ---             = 0x%02x\n",
421 		snd_sonicvibes_in(sonic, 0x18), snd_sonicvibes_in(sonic, 0x38));
422 	dev_dbg(sonic->card->dev,
423 		"  0x19: DMA A lower cnt = 0x%02x    0x39: ---             = 0x%02x\n",
424 		snd_sonicvibes_in(sonic, 0x19), snd_sonicvibes_in(sonic, 0x39));
425 	dev_dbg(sonic->card->dev,
426 		"  0x1a: ---             = 0x%02x    0x3a: ---             = 0x%02x\n",
427 		snd_sonicvibes_in(sonic, 0x1a), snd_sonicvibes_in(sonic, 0x3a));
428 	dev_dbg(sonic->card->dev,
429 		"  0x1b: ---             = 0x%02x    0x3b: ---             = 0x%02x\n",
430 		snd_sonicvibes_in(sonic, 0x1b), snd_sonicvibes_in(sonic, 0x3b));
431 	dev_dbg(sonic->card->dev,
432 		"  0x1c: DMA C upper cnt = 0x%02x    0x3c: ---             = 0x%02x\n",
433 		snd_sonicvibes_in(sonic, 0x1c), snd_sonicvibes_in(sonic, 0x3c));
434 	dev_dbg(sonic->card->dev,
435 		"  0x1d: DMA C upper cnt = 0x%02x    0x3d: ---             = 0x%02x\n",
436 		snd_sonicvibes_in(sonic, 0x1d), snd_sonicvibes_in(sonic, 0x3d));
437 	dev_dbg(sonic->card->dev,
438 		"  0x1e: PCM rate low    = 0x%02x    0x3e: ---             = 0x%02x\n",
439 		snd_sonicvibes_in(sonic, 0x1e), snd_sonicvibes_in(sonic, 0x3e));
440 	dev_dbg(sonic->card->dev,
441 		"  0x1f: PCM rate high   = 0x%02x    0x3f: ---             = 0x%02x\n",
442 		snd_sonicvibes_in(sonic, 0x1f), snd_sonicvibes_in(sonic, 0x3f));
443 }
444 
445 #endif
446 
snd_sonicvibes_setfmt(struct sonicvibes * sonic,unsigned char mask,unsigned char value)447 static void snd_sonicvibes_setfmt(struct sonicvibes * sonic,
448                                   unsigned char mask,
449                                   unsigned char value)
450 {
451 	unsigned long flags;
452 
453 	spin_lock_irqsave(&sonic->reg_lock, flags);
454 	outb(SV_MCE | SV_IREG_DMA_DATA_FMT, SV_REG(sonic, INDEX));
455 	if (mask) {
456 		sonic->format = inb(SV_REG(sonic, DATA));
457 		udelay(10);
458 	}
459 	sonic->format = (sonic->format & mask) | value;
460 	outb(sonic->format, SV_REG(sonic, DATA));
461 	udelay(10);
462 	outb(0, SV_REG(sonic, INDEX));
463 	udelay(10);
464 	spin_unlock_irqrestore(&sonic->reg_lock, flags);
465 }
466 
snd_sonicvibes_pll(unsigned int rate,unsigned int * res_r,unsigned int * res_m,unsigned int * res_n)467 static void snd_sonicvibes_pll(unsigned int rate,
468 			       unsigned int *res_r,
469 			       unsigned int *res_m,
470 			       unsigned int *res_n)
471 {
472 	unsigned int r, m = 0, n = 0;
473 	unsigned int xm, xn, xr, xd, metric = ~0U;
474 
475 	if (rate < 625000 / SV_ADCMULT)
476 		rate = 625000 / SV_ADCMULT;
477 	if (rate > 150000000 / SV_ADCMULT)
478 		rate = 150000000 / SV_ADCMULT;
479 	/* slight violation of specs, needed for continuous sampling rates */
480 	for (r = 0; rate < 75000000 / SV_ADCMULT; r += 0x20, rate <<= 1);
481 	for (xn = 3; xn < 33; xn++)	/* 35 */
482 		for (xm = 3; xm < 257; xm++) {
483 			xr = ((SV_REFFREQUENCY / SV_ADCMULT) * xm) / xn;
484 			if (xr >= rate)
485 				xd = xr - rate;
486 			else
487 				xd = rate - xr;
488 			if (xd < metric) {
489 				metric = xd;
490 				m = xm - 2;
491 				n = xn - 2;
492 			}
493 		}
494 	*res_r = r;
495 	*res_m = m;
496 	*res_n = n;
497 #if 0
498 	dev_dbg(sonic->card->dev,
499 		"metric = %i, xm = %i, xn = %i\n", metric, xm, xn);
500 	dev_dbg(sonic->card->dev,
501 		"pll: m = 0x%x, r = 0x%x, n = 0x%x\n", reg, m, r, n);
502 #endif
503 }
504 
snd_sonicvibes_setpll(struct sonicvibes * sonic,unsigned char reg,unsigned int rate)505 static void snd_sonicvibes_setpll(struct sonicvibes * sonic,
506                                   unsigned char reg,
507                                   unsigned int rate)
508 {
509 	unsigned long flags;
510 	unsigned int r, m, n;
511 
512 	snd_sonicvibes_pll(rate, &r, &m, &n);
513 	if (sonic != NULL) {
514 		spin_lock_irqsave(&sonic->reg_lock, flags);
515 		snd_sonicvibes_out1(sonic, reg, m);
516 		snd_sonicvibes_out1(sonic, reg + 1, r | n);
517 		spin_unlock_irqrestore(&sonic->reg_lock, flags);
518 	}
519 }
520 
snd_sonicvibes_set_adc_rate(struct sonicvibes * sonic,unsigned int rate)521 static void snd_sonicvibes_set_adc_rate(struct sonicvibes * sonic, unsigned int rate)
522 {
523 	unsigned long flags;
524 	unsigned int div;
525 	unsigned char clock;
526 
527 	div = 48000 / rate;
528 	if (div > 8)
529 		div = 8;
530 	if ((48000 / div) == rate) {	/* use the alternate clock */
531 		clock = 0x10;
532 	} else {			/* use the PLL source */
533 		clock = 0x00;
534 		snd_sonicvibes_setpll(sonic, SV_IREG_ADC_PLL, rate);
535 	}
536 	spin_lock_irqsave(&sonic->reg_lock, flags);
537 	snd_sonicvibes_out1(sonic, SV_IREG_ADC_ALT_RATE, (div - 1) << 4);
538 	snd_sonicvibes_out1(sonic, SV_IREG_ADC_CLOCK, clock);
539 	spin_unlock_irqrestore(&sonic->reg_lock, flags);
540 }
541 
snd_sonicvibes_hw_constraint_dac_rate(struct snd_pcm_hw_params * params,struct snd_pcm_hw_rule * rule)542 static int snd_sonicvibes_hw_constraint_dac_rate(struct snd_pcm_hw_params *params,
543 						 struct snd_pcm_hw_rule *rule)
544 {
545 	unsigned int rate, div, r, m, n;
546 
547 	if (hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE)->min ==
548 	    hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE)->max) {
549 		rate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE)->min;
550 		div = 48000 / rate;
551 		if (div > 8)
552 			div = 8;
553 		if ((48000 / div) == rate) {
554 			params->rate_num = rate;
555 			params->rate_den = 1;
556 		} else {
557 			snd_sonicvibes_pll(rate, &r, &m, &n);
558 			snd_BUG_ON(SV_REFFREQUENCY % 16);
559 			snd_BUG_ON(SV_ADCMULT % 512);
560 			params->rate_num = (SV_REFFREQUENCY/16) * (n+2) * r;
561 			params->rate_den = (SV_ADCMULT/512) * (m+2);
562 		}
563 	}
564 	return 0;
565 }
566 
snd_sonicvibes_set_dac_rate(struct sonicvibes * sonic,unsigned int rate)567 static void snd_sonicvibes_set_dac_rate(struct sonicvibes * sonic, unsigned int rate)
568 {
569 	unsigned int div;
570 	unsigned long flags;
571 
572 	div = DIV_ROUND_CLOSEST(rate * 65536, SV_FULLRATE);
573 	if (div > 65535)
574 		div = 65535;
575 	spin_lock_irqsave(&sonic->reg_lock, flags);
576 	snd_sonicvibes_out1(sonic, SV_IREG_PCM_RATE_HIGH, div >> 8);
577 	snd_sonicvibes_out1(sonic, SV_IREG_PCM_RATE_LOW, div);
578 	spin_unlock_irqrestore(&sonic->reg_lock, flags);
579 }
580 
snd_sonicvibes_trigger(struct sonicvibes * sonic,int what,int cmd)581 static int snd_sonicvibes_trigger(struct sonicvibes * sonic, int what, int cmd)
582 {
583 	int result = 0;
584 
585 	spin_lock(&sonic->reg_lock);
586 	if (cmd == SNDRV_PCM_TRIGGER_START) {
587 		if (!(sonic->enable & what)) {
588 			sonic->enable |= what;
589 			snd_sonicvibes_out1(sonic, SV_IREG_PC_ENABLE, sonic->enable);
590 		}
591 	} else if (cmd == SNDRV_PCM_TRIGGER_STOP) {
592 		if (sonic->enable & what) {
593 			sonic->enable &= ~what;
594 			snd_sonicvibes_out1(sonic, SV_IREG_PC_ENABLE, sonic->enable);
595 		}
596 	} else {
597 		result = -EINVAL;
598 	}
599 	spin_unlock(&sonic->reg_lock);
600 	return result;
601 }
602 
snd_sonicvibes_interrupt(int irq,void * dev_id)603 static irqreturn_t snd_sonicvibes_interrupt(int irq, void *dev_id)
604 {
605 	struct sonicvibes *sonic = dev_id;
606 	unsigned char status;
607 
608 	status = inb(SV_REG(sonic, STATUS));
609 	if (!(status & (SV_DMAA_IRQ | SV_DMAC_IRQ | SV_MIDI_IRQ)))
610 		return IRQ_NONE;
611 	if (status == 0xff) {	/* failure */
612 		outb(sonic->irqmask = ~0, SV_REG(sonic, IRQMASK));
613 		dev_err(sonic->card->dev,
614 			"IRQ failure - interrupts disabled!!\n");
615 		return IRQ_HANDLED;
616 	}
617 	if (sonic->pcm) {
618 		if (status & SV_DMAA_IRQ)
619 			snd_pcm_period_elapsed(sonic->playback_substream);
620 		if (status & SV_DMAC_IRQ)
621 			snd_pcm_period_elapsed(sonic->capture_substream);
622 	}
623 	if (sonic->rmidi) {
624 		if (status & SV_MIDI_IRQ)
625 			snd_mpu401_uart_interrupt(irq, sonic->rmidi->private_data);
626 	}
627 	if (status & SV_UD_IRQ) {
628 		unsigned char udreg;
629 		int vol, oleft, oright, mleft, mright;
630 
631 		spin_lock(&sonic->reg_lock);
632 		udreg = snd_sonicvibes_in1(sonic, SV_IREG_UD_BUTTON);
633 		vol = udreg & 0x3f;
634 		if (!(udreg & 0x40))
635 			vol = -vol;
636 		oleft = mleft = snd_sonicvibes_in1(sonic, SV_IREG_LEFT_ANALOG);
637 		oright = mright = snd_sonicvibes_in1(sonic, SV_IREG_RIGHT_ANALOG);
638 		oleft &= 0x1f;
639 		oright &= 0x1f;
640 		oleft += vol;
641 		if (oleft < 0)
642 			oleft = 0;
643 		if (oleft > 0x1f)
644 			oleft = 0x1f;
645 		oright += vol;
646 		if (oright < 0)
647 			oright = 0;
648 		if (oright > 0x1f)
649 			oright = 0x1f;
650 		if (udreg & 0x80) {
651 			mleft ^= 0x80;
652 			mright ^= 0x80;
653 		}
654 		oleft |= mleft & 0x80;
655 		oright |= mright & 0x80;
656 		snd_sonicvibes_out1(sonic, SV_IREG_LEFT_ANALOG, oleft);
657 		snd_sonicvibes_out1(sonic, SV_IREG_RIGHT_ANALOG, oright);
658 		spin_unlock(&sonic->reg_lock);
659 		snd_ctl_notify(sonic->card, SNDRV_CTL_EVENT_MASK_VALUE, &sonic->master_mute->id);
660 		snd_ctl_notify(sonic->card, SNDRV_CTL_EVENT_MASK_VALUE, &sonic->master_volume->id);
661 	}
662 	return IRQ_HANDLED;
663 }
664 
665 /*
666  *  PCM part
667  */
668 
snd_sonicvibes_playback_trigger(struct snd_pcm_substream * substream,int cmd)669 static int snd_sonicvibes_playback_trigger(struct snd_pcm_substream *substream,
670 					   int cmd)
671 {
672 	struct sonicvibes *sonic = snd_pcm_substream_chip(substream);
673 	return snd_sonicvibes_trigger(sonic, 1, cmd);
674 }
675 
snd_sonicvibes_capture_trigger(struct snd_pcm_substream * substream,int cmd)676 static int snd_sonicvibes_capture_trigger(struct snd_pcm_substream *substream,
677 					  int cmd)
678 {
679 	struct sonicvibes *sonic = snd_pcm_substream_chip(substream);
680 	return snd_sonicvibes_trigger(sonic, 2, cmd);
681 }
682 
snd_sonicvibes_playback_prepare(struct snd_pcm_substream * substream)683 static int snd_sonicvibes_playback_prepare(struct snd_pcm_substream *substream)
684 {
685 	struct sonicvibes *sonic = snd_pcm_substream_chip(substream);
686 	struct snd_pcm_runtime *runtime = substream->runtime;
687 	unsigned char fmt = 0;
688 	unsigned int size = snd_pcm_lib_buffer_bytes(substream);
689 	unsigned int count = snd_pcm_lib_period_bytes(substream);
690 
691 	sonic->p_dma_size = size;
692 	count--;
693 	if (runtime->channels > 1)
694 		fmt |= 1;
695 	if (snd_pcm_format_width(runtime->format) == 16)
696 		fmt |= 2;
697 	snd_sonicvibes_setfmt(sonic, ~3, fmt);
698 	snd_sonicvibes_set_dac_rate(sonic, runtime->rate);
699 	spin_lock_irq(&sonic->reg_lock);
700 	snd_sonicvibes_setdmaa(sonic, runtime->dma_addr, size);
701 	snd_sonicvibes_out1(sonic, SV_IREG_DMA_A_UPPER, count >> 8);
702 	snd_sonicvibes_out1(sonic, SV_IREG_DMA_A_LOWER, count);
703 	spin_unlock_irq(&sonic->reg_lock);
704 	return 0;
705 }
706 
snd_sonicvibes_capture_prepare(struct snd_pcm_substream * substream)707 static int snd_sonicvibes_capture_prepare(struct snd_pcm_substream *substream)
708 {
709 	struct sonicvibes *sonic = snd_pcm_substream_chip(substream);
710 	struct snd_pcm_runtime *runtime = substream->runtime;
711 	unsigned char fmt = 0;
712 	unsigned int size = snd_pcm_lib_buffer_bytes(substream);
713 	unsigned int count = snd_pcm_lib_period_bytes(substream);
714 
715 	sonic->c_dma_size = size;
716 	count >>= 1;
717 	count--;
718 	if (runtime->channels > 1)
719 		fmt |= 0x10;
720 	if (snd_pcm_format_width(runtime->format) == 16)
721 		fmt |= 0x20;
722 	snd_sonicvibes_setfmt(sonic, ~0x30, fmt);
723 	snd_sonicvibes_set_adc_rate(sonic, runtime->rate);
724 	spin_lock_irq(&sonic->reg_lock);
725 	snd_sonicvibes_setdmac(sonic, runtime->dma_addr, size);
726 	snd_sonicvibes_out1(sonic, SV_IREG_DMA_C_UPPER, count >> 8);
727 	snd_sonicvibes_out1(sonic, SV_IREG_DMA_C_LOWER, count);
728 	spin_unlock_irq(&sonic->reg_lock);
729 	return 0;
730 }
731 
snd_sonicvibes_playback_pointer(struct snd_pcm_substream * substream)732 static snd_pcm_uframes_t snd_sonicvibes_playback_pointer(struct snd_pcm_substream *substream)
733 {
734 	struct sonicvibes *sonic = snd_pcm_substream_chip(substream);
735 	size_t ptr;
736 
737 	if (!(sonic->enable & 1))
738 		return 0;
739 	ptr = sonic->p_dma_size - snd_sonicvibes_getdmaa(sonic);
740 	return bytes_to_frames(substream->runtime, ptr);
741 }
742 
snd_sonicvibes_capture_pointer(struct snd_pcm_substream * substream)743 static snd_pcm_uframes_t snd_sonicvibes_capture_pointer(struct snd_pcm_substream *substream)
744 {
745 	struct sonicvibes *sonic = snd_pcm_substream_chip(substream);
746 	size_t ptr;
747 	if (!(sonic->enable & 2))
748 		return 0;
749 	ptr = sonic->c_dma_size - snd_sonicvibes_getdmac(sonic);
750 	return bytes_to_frames(substream->runtime, ptr);
751 }
752 
753 static const struct snd_pcm_hardware snd_sonicvibes_playback =
754 {
755 	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
756 				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
757 				 SNDRV_PCM_INFO_MMAP_VALID),
758 	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
759 	.rates =		SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
760 	.rate_min =		4000,
761 	.rate_max =		48000,
762 	.channels_min =		1,
763 	.channels_max =		2,
764 	.buffer_bytes_max =	(128*1024),
765 	.period_bytes_min =	32,
766 	.period_bytes_max =	(128*1024),
767 	.periods_min =		1,
768 	.periods_max =		1024,
769 	.fifo_size =		0,
770 };
771 
772 static const struct snd_pcm_hardware snd_sonicvibes_capture =
773 {
774 	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
775 				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
776 				 SNDRV_PCM_INFO_MMAP_VALID),
777 	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
778 	.rates =		SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
779 	.rate_min =		4000,
780 	.rate_max =		48000,
781 	.channels_min =		1,
782 	.channels_max =		2,
783 	.buffer_bytes_max =	(128*1024),
784 	.period_bytes_min =	32,
785 	.period_bytes_max =	(128*1024),
786 	.periods_min =		1,
787 	.periods_max =		1024,
788 	.fifo_size =		0,
789 };
790 
snd_sonicvibes_playback_open(struct snd_pcm_substream * substream)791 static int snd_sonicvibes_playback_open(struct snd_pcm_substream *substream)
792 {
793 	struct sonicvibes *sonic = snd_pcm_substream_chip(substream);
794 	struct snd_pcm_runtime *runtime = substream->runtime;
795 
796 	sonic->mode |= SV_MODE_PLAY;
797 	sonic->playback_substream = substream;
798 	runtime->hw = snd_sonicvibes_playback;
799 	snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, snd_sonicvibes_hw_constraint_dac_rate, NULL, SNDRV_PCM_HW_PARAM_RATE, -1);
800 	return 0;
801 }
802 
snd_sonicvibes_capture_open(struct snd_pcm_substream * substream)803 static int snd_sonicvibes_capture_open(struct snd_pcm_substream *substream)
804 {
805 	struct sonicvibes *sonic = snd_pcm_substream_chip(substream);
806 	struct snd_pcm_runtime *runtime = substream->runtime;
807 
808 	sonic->mode |= SV_MODE_CAPTURE;
809 	sonic->capture_substream = substream;
810 	runtime->hw = snd_sonicvibes_capture;
811 	snd_pcm_hw_constraint_ratdens(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
812 				      &snd_sonicvibes_hw_constraints_adc_clock);
813 	return 0;
814 }
815 
snd_sonicvibes_playback_close(struct snd_pcm_substream * substream)816 static int snd_sonicvibes_playback_close(struct snd_pcm_substream *substream)
817 {
818 	struct sonicvibes *sonic = snd_pcm_substream_chip(substream);
819 
820 	sonic->playback_substream = NULL;
821 	sonic->mode &= ~SV_MODE_PLAY;
822 	return 0;
823 }
824 
snd_sonicvibes_capture_close(struct snd_pcm_substream * substream)825 static int snd_sonicvibes_capture_close(struct snd_pcm_substream *substream)
826 {
827 	struct sonicvibes *sonic = snd_pcm_substream_chip(substream);
828 
829 	sonic->capture_substream = NULL;
830 	sonic->mode &= ~SV_MODE_CAPTURE;
831 	return 0;
832 }
833 
834 static const struct snd_pcm_ops snd_sonicvibes_playback_ops = {
835 	.open =		snd_sonicvibes_playback_open,
836 	.close =	snd_sonicvibes_playback_close,
837 	.prepare =	snd_sonicvibes_playback_prepare,
838 	.trigger =	snd_sonicvibes_playback_trigger,
839 	.pointer =	snd_sonicvibes_playback_pointer,
840 };
841 
842 static const struct snd_pcm_ops snd_sonicvibes_capture_ops = {
843 	.open =		snd_sonicvibes_capture_open,
844 	.close =	snd_sonicvibes_capture_close,
845 	.prepare =	snd_sonicvibes_capture_prepare,
846 	.trigger =	snd_sonicvibes_capture_trigger,
847 	.pointer =	snd_sonicvibes_capture_pointer,
848 };
849 
snd_sonicvibes_pcm(struct sonicvibes * sonic,int device)850 static int snd_sonicvibes_pcm(struct sonicvibes *sonic, int device)
851 {
852 	struct snd_pcm *pcm;
853 	int err;
854 
855 	err = snd_pcm_new(sonic->card, "s3_86c617", device, 1, 1, &pcm);
856 	if (err < 0)
857 		return err;
858 	if (snd_BUG_ON(!pcm))
859 		return -EINVAL;
860 
861 	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_sonicvibes_playback_ops);
862 	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_sonicvibes_capture_ops);
863 
864 	pcm->private_data = sonic;
865 	pcm->info_flags = 0;
866 	strcpy(pcm->name, "S3 SonicVibes");
867 	sonic->pcm = pcm;
868 
869 	snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
870 				       &sonic->pci->dev, 64*1024, 128*1024);
871 
872 	return 0;
873 }
874 
875 /*
876  *  Mixer part
877  */
878 
879 #define SONICVIBES_MUX(xname, xindex) \
880 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
881   .info = snd_sonicvibes_info_mux, \
882   .get = snd_sonicvibes_get_mux, .put = snd_sonicvibes_put_mux }
883 
snd_sonicvibes_info_mux(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)884 static int snd_sonicvibes_info_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
885 {
886 	static const char * const texts[7] = {
887 		"CD", "PCM", "Aux1", "Line", "Aux0", "Mic", "Mix"
888 	};
889 
890 	return snd_ctl_enum_info(uinfo, 2, 7, texts);
891 }
892 
snd_sonicvibes_get_mux(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)893 static int snd_sonicvibes_get_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
894 {
895 	struct sonicvibes *sonic = snd_kcontrol_chip(kcontrol);
896 
897 	spin_lock_irq(&sonic->reg_lock);
898 	ucontrol->value.enumerated.item[0] = ((snd_sonicvibes_in1(sonic, SV_IREG_LEFT_ADC) & SV_RECSRC_OUT) >> 5) - 1;
899 	ucontrol->value.enumerated.item[1] = ((snd_sonicvibes_in1(sonic, SV_IREG_RIGHT_ADC) & SV_RECSRC_OUT) >> 5) - 1;
900 	spin_unlock_irq(&sonic->reg_lock);
901 	return 0;
902 }
903 
snd_sonicvibes_put_mux(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)904 static int snd_sonicvibes_put_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
905 {
906 	struct sonicvibes *sonic = snd_kcontrol_chip(kcontrol);
907 	unsigned short left, right, oval1, oval2;
908 	int change;
909 
910 	if (ucontrol->value.enumerated.item[0] >= 7 ||
911 	    ucontrol->value.enumerated.item[1] >= 7)
912 		return -EINVAL;
913 	left = (ucontrol->value.enumerated.item[0] + 1) << 5;
914 	right = (ucontrol->value.enumerated.item[1] + 1) << 5;
915 	spin_lock_irq(&sonic->reg_lock);
916 	oval1 = snd_sonicvibes_in1(sonic, SV_IREG_LEFT_ADC);
917 	oval2 = snd_sonicvibes_in1(sonic, SV_IREG_RIGHT_ADC);
918 	left = (oval1 & ~SV_RECSRC_OUT) | left;
919 	right = (oval2 & ~SV_RECSRC_OUT) | right;
920 	change = left != oval1 || right != oval2;
921 	snd_sonicvibes_out1(sonic, SV_IREG_LEFT_ADC, left);
922 	snd_sonicvibes_out1(sonic, SV_IREG_RIGHT_ADC, right);
923 	spin_unlock_irq(&sonic->reg_lock);
924 	return change;
925 }
926 
927 #define SONICVIBES_SINGLE(xname, xindex, reg, shift, mask, invert) \
928 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
929   .info = snd_sonicvibes_info_single, \
930   .get = snd_sonicvibes_get_single, .put = snd_sonicvibes_put_single, \
931   .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
932 
snd_sonicvibes_info_single(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)933 static int snd_sonicvibes_info_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
934 {
935 	int mask = (kcontrol->private_value >> 16) & 0xff;
936 
937 	uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
938 	uinfo->count = 1;
939 	uinfo->value.integer.min = 0;
940 	uinfo->value.integer.max = mask;
941 	return 0;
942 }
943 
snd_sonicvibes_get_single(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)944 static int snd_sonicvibes_get_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
945 {
946 	struct sonicvibes *sonic = snd_kcontrol_chip(kcontrol);
947 	int reg = kcontrol->private_value & 0xff;
948 	int shift = (kcontrol->private_value >> 8) & 0xff;
949 	int mask = (kcontrol->private_value >> 16) & 0xff;
950 	int invert = (kcontrol->private_value >> 24) & 0xff;
951 
952 	spin_lock_irq(&sonic->reg_lock);
953 	ucontrol->value.integer.value[0] = (snd_sonicvibes_in1(sonic, reg)>> shift) & mask;
954 	spin_unlock_irq(&sonic->reg_lock);
955 	if (invert)
956 		ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
957 	return 0;
958 }
959 
snd_sonicvibes_put_single(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)960 static int snd_sonicvibes_put_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
961 {
962 	struct sonicvibes *sonic = snd_kcontrol_chip(kcontrol);
963 	int reg = kcontrol->private_value & 0xff;
964 	int shift = (kcontrol->private_value >> 8) & 0xff;
965 	int mask = (kcontrol->private_value >> 16) & 0xff;
966 	int invert = (kcontrol->private_value >> 24) & 0xff;
967 	int change;
968 	unsigned short val, oval;
969 
970 	val = (ucontrol->value.integer.value[0] & mask);
971 	if (invert)
972 		val = mask - val;
973 	val <<= shift;
974 	spin_lock_irq(&sonic->reg_lock);
975 	oval = snd_sonicvibes_in1(sonic, reg);
976 	val = (oval & ~(mask << shift)) | val;
977 	change = val != oval;
978 	snd_sonicvibes_out1(sonic, reg, val);
979 	spin_unlock_irq(&sonic->reg_lock);
980 	return change;
981 }
982 
983 #define SONICVIBES_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \
984 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
985   .info = snd_sonicvibes_info_double, \
986   .get = snd_sonicvibes_get_double, .put = snd_sonicvibes_put_double, \
987   .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) }
988 
snd_sonicvibes_info_double(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)989 static int snd_sonicvibes_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
990 {
991 	int mask = (kcontrol->private_value >> 24) & 0xff;
992 
993 	uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
994 	uinfo->count = 2;
995 	uinfo->value.integer.min = 0;
996 	uinfo->value.integer.max = mask;
997 	return 0;
998 }
999 
snd_sonicvibes_get_double(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1000 static int snd_sonicvibes_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1001 {
1002 	struct sonicvibes *sonic = snd_kcontrol_chip(kcontrol);
1003 	int left_reg = kcontrol->private_value & 0xff;
1004 	int right_reg = (kcontrol->private_value >> 8) & 0xff;
1005 	int shift_left = (kcontrol->private_value >> 16) & 0x07;
1006 	int shift_right = (kcontrol->private_value >> 19) & 0x07;
1007 	int mask = (kcontrol->private_value >> 24) & 0xff;
1008 	int invert = (kcontrol->private_value >> 22) & 1;
1009 
1010 	spin_lock_irq(&sonic->reg_lock);
1011 	ucontrol->value.integer.value[0] = (snd_sonicvibes_in1(sonic, left_reg) >> shift_left) & mask;
1012 	ucontrol->value.integer.value[1] = (snd_sonicvibes_in1(sonic, right_reg) >> shift_right) & mask;
1013 	spin_unlock_irq(&sonic->reg_lock);
1014 	if (invert) {
1015 		ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
1016 		ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
1017 	}
1018 	return 0;
1019 }
1020 
snd_sonicvibes_put_double(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1021 static int snd_sonicvibes_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1022 {
1023 	struct sonicvibes *sonic = snd_kcontrol_chip(kcontrol);
1024 	int left_reg = kcontrol->private_value & 0xff;
1025 	int right_reg = (kcontrol->private_value >> 8) & 0xff;
1026 	int shift_left = (kcontrol->private_value >> 16) & 0x07;
1027 	int shift_right = (kcontrol->private_value >> 19) & 0x07;
1028 	int mask = (kcontrol->private_value >> 24) & 0xff;
1029 	int invert = (kcontrol->private_value >> 22) & 1;
1030 	int change;
1031 	unsigned short val1, val2, oval1, oval2;
1032 
1033 	val1 = ucontrol->value.integer.value[0] & mask;
1034 	val2 = ucontrol->value.integer.value[1] & mask;
1035 	if (invert) {
1036 		val1 = mask - val1;
1037 		val2 = mask - val2;
1038 	}
1039 	val1 <<= shift_left;
1040 	val2 <<= shift_right;
1041 	spin_lock_irq(&sonic->reg_lock);
1042 	oval1 = snd_sonicvibes_in1(sonic, left_reg);
1043 	oval2 = snd_sonicvibes_in1(sonic, right_reg);
1044 	val1 = (oval1 & ~(mask << shift_left)) | val1;
1045 	val2 = (oval2 & ~(mask << shift_right)) | val2;
1046 	change = val1 != oval1 || val2 != oval2;
1047 	snd_sonicvibes_out1(sonic, left_reg, val1);
1048 	snd_sonicvibes_out1(sonic, right_reg, val2);
1049 	spin_unlock_irq(&sonic->reg_lock);
1050 	return change;
1051 }
1052 
1053 static const struct snd_kcontrol_new snd_sonicvibes_controls[] = {
1054 SONICVIBES_DOUBLE("Capture Volume", 0, SV_IREG_LEFT_ADC, SV_IREG_RIGHT_ADC, 0, 0, 15, 0),
1055 SONICVIBES_DOUBLE("Aux Playback Switch", 0, SV_IREG_LEFT_AUX1, SV_IREG_RIGHT_AUX1, 7, 7, 1, 1),
1056 SONICVIBES_DOUBLE("Aux Playback Volume", 0, SV_IREG_LEFT_AUX1, SV_IREG_RIGHT_AUX1, 0, 0, 31, 1),
1057 SONICVIBES_DOUBLE("CD Playback Switch", 0, SV_IREG_LEFT_CD, SV_IREG_RIGHT_CD, 7, 7, 1, 1),
1058 SONICVIBES_DOUBLE("CD Playback Volume", 0, SV_IREG_LEFT_CD, SV_IREG_RIGHT_CD, 0, 0, 31, 1),
1059 SONICVIBES_DOUBLE("Line Playback Switch", 0, SV_IREG_LEFT_LINE, SV_IREG_RIGHT_LINE, 7, 7, 1, 1),
1060 SONICVIBES_DOUBLE("Line Playback Volume", 0, SV_IREG_LEFT_LINE, SV_IREG_RIGHT_LINE, 0, 0, 31, 1),
1061 SONICVIBES_SINGLE("Mic Playback Switch", 0, SV_IREG_MIC, 7, 1, 1),
1062 SONICVIBES_SINGLE("Mic Playback Volume", 0, SV_IREG_MIC, 0, 15, 1),
1063 SONICVIBES_SINGLE("Mic Boost", 0, SV_IREG_LEFT_ADC, 4, 1, 0),
1064 SONICVIBES_DOUBLE("Synth Playback Switch", 0, SV_IREG_LEFT_SYNTH, SV_IREG_RIGHT_SYNTH, 7, 7, 1, 1),
1065 SONICVIBES_DOUBLE("Synth Playback Volume", 0, SV_IREG_LEFT_SYNTH, SV_IREG_RIGHT_SYNTH, 0, 0, 31, 1),
1066 SONICVIBES_DOUBLE("Aux Playback Switch", 1, SV_IREG_LEFT_AUX2, SV_IREG_RIGHT_AUX2, 7, 7, 1, 1),
1067 SONICVIBES_DOUBLE("Aux Playback Volume", 1, SV_IREG_LEFT_AUX2, SV_IREG_RIGHT_AUX2, 0, 0, 31, 1),
1068 SONICVIBES_DOUBLE("Master Playback Switch", 0, SV_IREG_LEFT_ANALOG, SV_IREG_RIGHT_ANALOG, 7, 7, 1, 1),
1069 SONICVIBES_DOUBLE("Master Playback Volume", 0, SV_IREG_LEFT_ANALOG, SV_IREG_RIGHT_ANALOG, 0, 0, 31, 1),
1070 SONICVIBES_DOUBLE("PCM Playback Switch", 0, SV_IREG_LEFT_PCM, SV_IREG_RIGHT_PCM, 7, 7, 1, 1),
1071 SONICVIBES_DOUBLE("PCM Playback Volume", 0, SV_IREG_LEFT_PCM, SV_IREG_RIGHT_PCM, 0, 0, 63, 1),
1072 SONICVIBES_SINGLE("Loopback Capture Switch", 0, SV_IREG_ADC_OUTPUT_CTRL, 0, 1, 0),
1073 SONICVIBES_SINGLE("Loopback Capture Volume", 0, SV_IREG_ADC_OUTPUT_CTRL, 2, 63, 1),
1074 SONICVIBES_MUX("Capture Source", 0)
1075 };
1076 
snd_sonicvibes_master_free(struct snd_kcontrol * kcontrol)1077 static void snd_sonicvibes_master_free(struct snd_kcontrol *kcontrol)
1078 {
1079 	struct sonicvibes *sonic = snd_kcontrol_chip(kcontrol);
1080 	sonic->master_mute = NULL;
1081 	sonic->master_volume = NULL;
1082 }
1083 
snd_sonicvibes_mixer(struct sonicvibes * sonic)1084 static int snd_sonicvibes_mixer(struct sonicvibes *sonic)
1085 {
1086 	struct snd_card *card;
1087 	struct snd_kcontrol *kctl;
1088 	unsigned int idx;
1089 	int err;
1090 
1091 	if (snd_BUG_ON(!sonic || !sonic->card))
1092 		return -EINVAL;
1093 	card = sonic->card;
1094 	strcpy(card->mixername, "S3 SonicVibes");
1095 
1096 	for (idx = 0; idx < ARRAY_SIZE(snd_sonicvibes_controls); idx++) {
1097 		kctl = snd_ctl_new1(&snd_sonicvibes_controls[idx], sonic);
1098 		err = snd_ctl_add(card, kctl);
1099 		if (err < 0)
1100 			return err;
1101 		switch (idx) {
1102 		case 0:
1103 		case 1: kctl->private_free = snd_sonicvibes_master_free; break;
1104 		}
1105 	}
1106 	return 0;
1107 }
1108 
1109 /*
1110 
1111  */
1112 
snd_sonicvibes_proc_read(struct snd_info_entry * entry,struct snd_info_buffer * buffer)1113 static void snd_sonicvibes_proc_read(struct snd_info_entry *entry,
1114 				     struct snd_info_buffer *buffer)
1115 {
1116 	struct sonicvibes *sonic = entry->private_data;
1117 	unsigned char tmp;
1118 
1119 	tmp = sonic->srs_space & 0x0f;
1120 	snd_iprintf(buffer, "SRS 3D           : %s\n",
1121 		    sonic->srs_space & 0x80 ? "off" : "on");
1122 	snd_iprintf(buffer, "SRS Space        : %s\n",
1123 		    tmp == 0x00 ? "100%" :
1124 		    tmp == 0x01 ? "75%" :
1125 		    tmp == 0x02 ? "50%" :
1126 		    tmp == 0x03 ? "25%" : "0%");
1127 	tmp = sonic->srs_center & 0x0f;
1128 	snd_iprintf(buffer, "SRS Center       : %s\n",
1129 		    tmp == 0x00 ? "100%" :
1130 		    tmp == 0x01 ? "75%" :
1131 		    tmp == 0x02 ? "50%" :
1132 		    tmp == 0x03 ? "25%" : "0%");
1133 	tmp = sonic->wave_source & 0x03;
1134 	snd_iprintf(buffer, "WaveTable Source : %s\n",
1135 		    tmp == 0x00 ? "on-board ROM" :
1136 		    tmp == 0x01 ? "PCI bus" : "on-board ROM + PCI bus");
1137 	tmp = sonic->mpu_switch;
1138 	snd_iprintf(buffer, "Onboard synth    : %s\n", tmp & 0x01 ? "on" : "off");
1139 	snd_iprintf(buffer, "Ext. Rx to synth : %s\n", tmp & 0x02 ? "on" : "off");
1140 	snd_iprintf(buffer, "MIDI to ext. Tx  : %s\n", tmp & 0x04 ? "on" : "off");
1141 }
1142 
snd_sonicvibes_proc_init(struct sonicvibes * sonic)1143 static void snd_sonicvibes_proc_init(struct sonicvibes *sonic)
1144 {
1145 	snd_card_ro_proc_new(sonic->card, "sonicvibes", sonic,
1146 			     snd_sonicvibes_proc_read);
1147 }
1148 
1149 /*
1150 
1151  */
1152 
1153 #ifdef SUPPORT_JOYSTICK
1154 static const struct snd_kcontrol_new snd_sonicvibes_game_control =
1155 SONICVIBES_SINGLE("Joystick Speed", 0, SV_IREG_GAME_PORT, 1, 15, 0);
1156 
snd_sonicvibes_create_gameport(struct sonicvibes * sonic)1157 static int snd_sonicvibes_create_gameport(struct sonicvibes *sonic)
1158 {
1159 	struct gameport *gp;
1160 	int err;
1161 
1162 	sonic->gameport = gp = gameport_allocate_port();
1163 	if (!gp) {
1164 		dev_err(sonic->card->dev,
1165 			"sonicvibes: cannot allocate memory for gameport\n");
1166 		return -ENOMEM;
1167 	}
1168 
1169 	gameport_set_name(gp, "SonicVibes Gameport");
1170 	gameport_set_phys(gp, "pci%s/gameport0", pci_name(sonic->pci));
1171 	gameport_set_dev_parent(gp, &sonic->pci->dev);
1172 	gp->io = sonic->game_port;
1173 
1174 	gameport_register_port(gp);
1175 
1176 	err = snd_ctl_add(sonic->card,
1177 		snd_ctl_new1(&snd_sonicvibes_game_control, sonic));
1178 	if (err < 0)
1179 		return err;
1180 
1181 	return 0;
1182 }
1183 
snd_sonicvibes_free_gameport(struct sonicvibes * sonic)1184 static void snd_sonicvibes_free_gameport(struct sonicvibes *sonic)
1185 {
1186 	if (sonic->gameport) {
1187 		gameport_unregister_port(sonic->gameport);
1188 		sonic->gameport = NULL;
1189 	}
1190 }
1191 #else
snd_sonicvibes_create_gameport(struct sonicvibes * sonic)1192 static inline int snd_sonicvibes_create_gameport(struct sonicvibes *sonic) { return -ENOSYS; }
snd_sonicvibes_free_gameport(struct sonicvibes * sonic)1193 static inline void snd_sonicvibes_free_gameport(struct sonicvibes *sonic) { }
1194 #endif
1195 
snd_sonicvibes_free(struct snd_card * card)1196 static void snd_sonicvibes_free(struct snd_card *card)
1197 {
1198 	struct sonicvibes *sonic = card->private_data;
1199 
1200 	snd_sonicvibes_free_gameport(sonic);
1201 	pci_write_config_dword(sonic->pci, 0x40, sonic->dmaa_port);
1202 	pci_write_config_dword(sonic->pci, 0x48, sonic->dmac_port);
1203 }
1204 
snd_sonicvibes_create(struct snd_card * card,struct pci_dev * pci,int reverb,int mge)1205 static int snd_sonicvibes_create(struct snd_card *card,
1206 				 struct pci_dev *pci,
1207 				 int reverb,
1208 				 int mge)
1209 {
1210 	struct sonicvibes *sonic = card->private_data;
1211 	unsigned int dmaa, dmac;
1212 	int err;
1213 
1214 	/* enable PCI device */
1215 	err = pcim_enable_device(pci);
1216 	if (err < 0)
1217 		return err;
1218 	/* check, if we can restrict PCI DMA transfers to 24 bits */
1219 	if (dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(24))) {
1220 		dev_err(card->dev,
1221 			"architecture does not support 24bit PCI busmaster DMA\n");
1222                 return -ENXIO;
1223         }
1224 
1225 	spin_lock_init(&sonic->reg_lock);
1226 	sonic->card = card;
1227 	sonic->pci = pci;
1228 	sonic->irq = -1;
1229 
1230 	err = pci_request_regions(pci, "S3 SonicVibes");
1231 	if (err < 0)
1232 		return err;
1233 
1234 	sonic->sb_port = pci_resource_start(pci, 0);
1235 	sonic->enh_port = pci_resource_start(pci, 1);
1236 	sonic->synth_port = pci_resource_start(pci, 2);
1237 	sonic->midi_port = pci_resource_start(pci, 3);
1238 	sonic->game_port = pci_resource_start(pci, 4);
1239 
1240 	if (devm_request_irq(&pci->dev, pci->irq, snd_sonicvibes_interrupt,
1241 			     IRQF_SHARED, KBUILD_MODNAME, sonic)) {
1242 		dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq);
1243 		return -EBUSY;
1244 	}
1245 	sonic->irq = pci->irq;
1246 	card->sync_irq = sonic->irq;
1247 	card->private_free = snd_sonicvibes_free;
1248 
1249 	pci_read_config_dword(pci, 0x40, &dmaa);
1250 	pci_read_config_dword(pci, 0x48, &dmac);
1251 	dmaio &= ~0x0f;
1252 	dmaa &= ~0x0f;
1253 	dmac &= ~0x0f;
1254 	if (!dmaa) {
1255 		dmaa = dmaio;
1256 		dmaio += 0x10;
1257 		dev_info(card->dev,
1258 			 "BIOS did not allocate DDMA channel A i/o, allocated at 0x%x\n",
1259 			 dmaa);
1260 	}
1261 	if (!dmac) {
1262 		dmac = dmaio;
1263 		dmaio += 0x10;
1264 		dev_info(card->dev,
1265 			 "BIOS did not allocate DDMA channel C i/o, allocated at 0x%x\n",
1266 			 dmac);
1267 	}
1268 	pci_write_config_dword(pci, 0x40, dmaa);
1269 	pci_write_config_dword(pci, 0x48, dmac);
1270 
1271 	sonic->res_dmaa = devm_request_region(&pci->dev, dmaa, 0x10,
1272 					      "S3 SonicVibes DDMA-A");
1273 	if (!sonic->res_dmaa) {
1274 		dev_err(card->dev,
1275 			"unable to grab DDMA-A port at 0x%x-0x%x\n",
1276 			dmaa, dmaa + 0x10 - 1);
1277 		return -EBUSY;
1278 	}
1279 	sonic->res_dmac = devm_request_region(&pci->dev, dmac, 0x10,
1280 					      "S3 SonicVibes DDMA-C");
1281 	if (!sonic->res_dmac) {
1282 		dev_err(card->dev,
1283 			"unable to grab DDMA-C port at 0x%x-0x%x\n",
1284 			dmac, dmac + 0x10 - 1);
1285 		return -EBUSY;
1286 	}
1287 
1288 	pci_read_config_dword(pci, 0x40, &sonic->dmaa_port);
1289 	pci_read_config_dword(pci, 0x48, &sonic->dmac_port);
1290 	sonic->dmaa_port &= ~0x0f;
1291 	sonic->dmac_port &= ~0x0f;
1292 	pci_write_config_dword(pci, 0x40, sonic->dmaa_port | 9);	/* enable + enhanced */
1293 	pci_write_config_dword(pci, 0x48, sonic->dmac_port | 9);	/* enable */
1294 	/* ok.. initialize S3 SonicVibes chip */
1295 	outb(SV_RESET, SV_REG(sonic, CONTROL));		/* reset chip */
1296 	udelay(100);
1297 	outb(0, SV_REG(sonic, CONTROL));	/* release reset */
1298 	udelay(100);
1299 	outb(SV_ENHANCED | SV_INTA | (reverb ? SV_REVERB : 0), SV_REG(sonic, CONTROL));
1300 	inb(SV_REG(sonic, STATUS));	/* clear IRQs */
1301 #if 1
1302 	snd_sonicvibes_out(sonic, SV_IREG_DRIVE_CTRL, 0);	/* drive current 16mA */
1303 #else
1304 	snd_sonicvibes_out(sonic, SV_IREG_DRIVE_CTRL, 0x40);	/* drive current 8mA */
1305 #endif
1306 	snd_sonicvibes_out(sonic, SV_IREG_PC_ENABLE, sonic->enable = 0);	/* disable playback & capture */
1307 	outb(sonic->irqmask = ~(SV_DMAA_MASK | SV_DMAC_MASK | SV_UD_MASK), SV_REG(sonic, IRQMASK));
1308 	inb(SV_REG(sonic, STATUS));	/* clear IRQs */
1309 	snd_sonicvibes_out(sonic, SV_IREG_ADC_CLOCK, 0);	/* use PLL as clock source */
1310 	snd_sonicvibes_out(sonic, SV_IREG_ANALOG_POWER, 0);	/* power up analog parts */
1311 	snd_sonicvibes_out(sonic, SV_IREG_DIGITAL_POWER, 0);	/* power up digital parts */
1312 	snd_sonicvibes_setpll(sonic, SV_IREG_ADC_PLL, 8000);
1313 	snd_sonicvibes_out(sonic, SV_IREG_SRS_SPACE, sonic->srs_space = 0x80);	/* SRS space off */
1314 	snd_sonicvibes_out(sonic, SV_IREG_SRS_CENTER, sonic->srs_center = 0x00);/* SRS center off */
1315 	snd_sonicvibes_out(sonic, SV_IREG_MPU401, sonic->mpu_switch = 0x05);	/* MPU-401 switch */
1316 	snd_sonicvibes_out(sonic, SV_IREG_WAVE_SOURCE, sonic->wave_source = 0x00);	/* onboard ROM */
1317 	snd_sonicvibes_out(sonic, SV_IREG_PCM_RATE_LOW, (8000 * 65536 / SV_FULLRATE) & 0xff);
1318 	snd_sonicvibes_out(sonic, SV_IREG_PCM_RATE_HIGH, ((8000 * 65536 / SV_FULLRATE) >> 8) & 0xff);
1319 	snd_sonicvibes_out(sonic, SV_IREG_LEFT_ADC, mge ? 0xd0 : 0xc0);
1320 	snd_sonicvibes_out(sonic, SV_IREG_RIGHT_ADC, 0xc0);
1321 	snd_sonicvibes_out(sonic, SV_IREG_LEFT_AUX1, 0x9f);
1322 	snd_sonicvibes_out(sonic, SV_IREG_RIGHT_AUX1, 0x9f);
1323 	snd_sonicvibes_out(sonic, SV_IREG_LEFT_CD, 0x9f);
1324 	snd_sonicvibes_out(sonic, SV_IREG_RIGHT_CD, 0x9f);
1325 	snd_sonicvibes_out(sonic, SV_IREG_LEFT_LINE, 0x9f);
1326 	snd_sonicvibes_out(sonic, SV_IREG_RIGHT_LINE, 0x9f);
1327 	snd_sonicvibes_out(sonic, SV_IREG_MIC, 0x8f);
1328 	snd_sonicvibes_out(sonic, SV_IREG_LEFT_SYNTH, 0x9f);
1329 	snd_sonicvibes_out(sonic, SV_IREG_RIGHT_SYNTH, 0x9f);
1330 	snd_sonicvibes_out(sonic, SV_IREG_LEFT_AUX2, 0x9f);
1331 	snd_sonicvibes_out(sonic, SV_IREG_RIGHT_AUX2, 0x9f);
1332 	snd_sonicvibes_out(sonic, SV_IREG_LEFT_ANALOG, 0x9f);
1333 	snd_sonicvibes_out(sonic, SV_IREG_RIGHT_ANALOG, 0x9f);
1334 	snd_sonicvibes_out(sonic, SV_IREG_LEFT_PCM, 0xbf);
1335 	snd_sonicvibes_out(sonic, SV_IREG_RIGHT_PCM, 0xbf);
1336 	snd_sonicvibes_out(sonic, SV_IREG_ADC_OUTPUT_CTRL, 0xfc);
1337 #if 0
1338 	snd_sonicvibes_debug(sonic);
1339 #endif
1340 	sonic->revision = snd_sonicvibes_in(sonic, SV_IREG_REVISION);
1341 
1342 	snd_sonicvibes_proc_init(sonic);
1343 	return 0;
1344 }
1345 
1346 /*
1347  *  MIDI section
1348  */
1349 
1350 static const struct snd_kcontrol_new snd_sonicvibes_midi_controls[] = {
1351 SONICVIBES_SINGLE("SonicVibes Wave Source RAM", 0, SV_IREG_WAVE_SOURCE, 0, 1, 0),
1352 SONICVIBES_SINGLE("SonicVibes Wave Source RAM+ROM", 0, SV_IREG_WAVE_SOURCE, 1, 1, 0),
1353 SONICVIBES_SINGLE("SonicVibes Onboard Synth", 0, SV_IREG_MPU401, 0, 1, 0),
1354 SONICVIBES_SINGLE("SonicVibes External Rx to Synth", 0, SV_IREG_MPU401, 1, 1, 0),
1355 SONICVIBES_SINGLE("SonicVibes External Tx", 0, SV_IREG_MPU401, 2, 1, 0)
1356 };
1357 
snd_sonicvibes_midi_input_open(struct snd_mpu401 * mpu)1358 static int snd_sonicvibes_midi_input_open(struct snd_mpu401 * mpu)
1359 {
1360 	struct sonicvibes *sonic = mpu->private_data;
1361 	outb(sonic->irqmask &= ~SV_MIDI_MASK, SV_REG(sonic, IRQMASK));
1362 	return 0;
1363 }
1364 
snd_sonicvibes_midi_input_close(struct snd_mpu401 * mpu)1365 static void snd_sonicvibes_midi_input_close(struct snd_mpu401 * mpu)
1366 {
1367 	struct sonicvibes *sonic = mpu->private_data;
1368 	outb(sonic->irqmask |= SV_MIDI_MASK, SV_REG(sonic, IRQMASK));
1369 }
1370 
snd_sonicvibes_midi(struct sonicvibes * sonic,struct snd_rawmidi * rmidi)1371 static int snd_sonicvibes_midi(struct sonicvibes *sonic,
1372 			       struct snd_rawmidi *rmidi)
1373 {
1374 	struct snd_mpu401 * mpu = rmidi->private_data;
1375 	struct snd_card *card = sonic->card;
1376 	unsigned int idx;
1377 	int err;
1378 
1379 	mpu->private_data = sonic;
1380 	mpu->open_input = snd_sonicvibes_midi_input_open;
1381 	mpu->close_input = snd_sonicvibes_midi_input_close;
1382 	for (idx = 0; idx < ARRAY_SIZE(snd_sonicvibes_midi_controls); idx++) {
1383 		err = snd_ctl_add(card, snd_ctl_new1(&snd_sonicvibes_midi_controls[idx], sonic));
1384 		if (err < 0)
1385 			return err;
1386 	}
1387 	return 0;
1388 }
1389 
__snd_sonic_probe(struct pci_dev * pci,const struct pci_device_id * pci_id)1390 static int __snd_sonic_probe(struct pci_dev *pci,
1391 			     const struct pci_device_id *pci_id)
1392 {
1393 	static int dev;
1394 	struct snd_card *card;
1395 	struct sonicvibes *sonic;
1396 	struct snd_rawmidi *midi_uart;
1397 	struct snd_opl3 *opl3;
1398 	int err;
1399 
1400 	if (dev >= SNDRV_CARDS)
1401 		return -ENODEV;
1402 	if (!enable[dev]) {
1403 		dev++;
1404 		return -ENOENT;
1405 	}
1406 
1407 	err = snd_devm_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
1408 				sizeof(*sonic), &card);
1409 	if (err < 0)
1410 		return err;
1411 	sonic = card->private_data;
1412 	err = snd_sonicvibes_create(card, pci,
1413 				    reverb[dev] ? 1 : 0,
1414 				    mge[dev] ? 1 : 0);
1415 	if (err < 0)
1416 		return err;
1417 
1418 	strcpy(card->driver, "SonicVibes");
1419 	strcpy(card->shortname, "S3 SonicVibes");
1420 	sprintf(card->longname, "%s rev %i at 0x%llx, irq %i",
1421 		card->shortname,
1422 		sonic->revision,
1423 		(unsigned long long)pci_resource_start(pci, 1),
1424 		sonic->irq);
1425 
1426 	err = snd_sonicvibes_pcm(sonic, 0);
1427 	if (err < 0)
1428 		return err;
1429 	err = snd_sonicvibes_mixer(sonic);
1430 	if (err < 0)
1431 		return err;
1432 	err = snd_mpu401_uart_new(card, 0, MPU401_HW_SONICVIBES,
1433 				  sonic->midi_port,
1434 				  MPU401_INFO_INTEGRATED |
1435 				  MPU401_INFO_IRQ_HOOK,
1436 				  -1, &midi_uart);
1437 	if (err < 0)
1438 		return err;
1439 	snd_sonicvibes_midi(sonic, midi_uart);
1440 	err = snd_opl3_create(card, sonic->synth_port,
1441 			      sonic->synth_port + 2,
1442 			      OPL3_HW_OPL3_SV, 1, &opl3);
1443 	if (err < 0)
1444 		return err;
1445 	err = snd_opl3_hwdep_new(opl3, 0, 1, NULL);
1446 	if (err < 0)
1447 		return err;
1448 
1449 	err = snd_sonicvibes_create_gameport(sonic);
1450 	if (err < 0)
1451 		return err;
1452 
1453 	err = snd_card_register(card);
1454 	if (err < 0)
1455 		return err;
1456 
1457 	pci_set_drvdata(pci, card);
1458 	dev++;
1459 	return 0;
1460 }
1461 
snd_sonic_probe(struct pci_dev * pci,const struct pci_device_id * pci_id)1462 static int snd_sonic_probe(struct pci_dev *pci,
1463 			   const struct pci_device_id *pci_id)
1464 {
1465 	return snd_card_free_on_error(&pci->dev, __snd_sonic_probe(pci, pci_id));
1466 }
1467 
1468 static struct pci_driver sonicvibes_driver = {
1469 	.name = KBUILD_MODNAME,
1470 	.id_table = snd_sonic_ids,
1471 	.probe = snd_sonic_probe,
1472 };
1473 
1474 module_pci_driver(sonicvibes_driver);
1475