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Commit | Line | Data |
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1da177e4 | 1 | /* |
acd47100 | 2 | * Low-level ALSA driver for the ENSONIQ SoundScape |
1da177e4 LT |
3 | * Copyright (c) by Chris Rankin |
4 | * | |
5 | * This driver was written in part using information obtained from | |
6 | * the OSS/Free SoundScape driver, written by Hannu Savolainen. | |
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 | ||
1da177e4 | 24 | #include <linux/init.h> |
277e926c | 25 | #include <linux/err.h> |
5e24c1c1 | 26 | #include <linux/isa.h> |
1da177e4 | 27 | #include <linux/delay.h> |
acd47100 | 28 | #include <linux/firmware.h> |
1da177e4 LT |
29 | #include <linux/pnp.h> |
30 | #include <linux/spinlock.h> | |
31 | #include <linux/moduleparam.h> | |
32 | #include <asm/dma.h> | |
33 | #include <sound/core.h> | |
61ef19d7 | 34 | #include <sound/wss.h> |
1da177e4 LT |
35 | #include <sound/mpu401.h> |
36 | #include <sound/initval.h> | |
37 | ||
1da177e4 LT |
38 | |
39 | MODULE_AUTHOR("Chris Rankin"); | |
acd47100 | 40 | MODULE_DESCRIPTION("ENSONIQ SoundScape driver"); |
1da177e4 | 41 | MODULE_LICENSE("GPL"); |
acd47100 KH |
42 | MODULE_FIRMWARE("sndscape.co0"); |
43 | MODULE_FIRMWARE("sndscape.co1"); | |
44 | MODULE_FIRMWARE("sndscape.co2"); | |
45 | MODULE_FIRMWARE("sndscape.co3"); | |
46 | MODULE_FIRMWARE("sndscape.co4"); | |
47 | MODULE_FIRMWARE("scope.cod"); | |
1da177e4 LT |
48 | |
49 | static int index[SNDRV_CARDS] __devinitdata = SNDRV_DEFAULT_IDX; | |
50 | static char* id[SNDRV_CARDS] __devinitdata = SNDRV_DEFAULT_STR; | |
4996bca9 KH |
51 | static long port[SNDRV_CARDS] __devinitdata = SNDRV_DEFAULT_PORT; |
52 | static long wss_port[SNDRV_CARDS] __devinitdata = SNDRV_DEFAULT_PORT; | |
1da177e4 LT |
53 | static int irq[SNDRV_CARDS] __devinitdata = SNDRV_DEFAULT_IRQ; |
54 | static int mpu_irq[SNDRV_CARDS] __devinitdata = SNDRV_DEFAULT_IRQ; | |
55 | static int dma[SNDRV_CARDS] __devinitdata = SNDRV_DEFAULT_DMA; | |
4996bca9 | 56 | static int dma2[SNDRV_CARDS] __devinitdata = SNDRV_DEFAULT_DMA; |
1da177e4 LT |
57 | |
58 | module_param_array(index, int, NULL, 0444); | |
59 | MODULE_PARM_DESC(index, "Index number for SoundScape soundcard"); | |
60 | ||
61 | module_param_array(id, charp, NULL, 0444); | |
62 | MODULE_PARM_DESC(id, "Description for SoundScape card"); | |
63 | ||
64 | module_param_array(port, long, NULL, 0444); | |
65 | MODULE_PARM_DESC(port, "Port # for SoundScape driver."); | |
66 | ||
4996bca9 KH |
67 | module_param_array(wss_port, long, NULL, 0444); |
68 | MODULE_PARM_DESC(wss_port, "WSS Port # for SoundScape driver."); | |
69 | ||
1da177e4 LT |
70 | module_param_array(irq, int, NULL, 0444); |
71 | MODULE_PARM_DESC(irq, "IRQ # for SoundScape driver."); | |
72 | ||
73 | module_param_array(mpu_irq, int, NULL, 0444); | |
74 | MODULE_PARM_DESC(mpu_irq, "MPU401 IRQ # for SoundScape driver."); | |
75 | ||
76 | module_param_array(dma, int, NULL, 0444); | |
77 | MODULE_PARM_DESC(dma, "DMA # for SoundScape driver."); | |
f7a9275d | 78 | |
4996bca9 KH |
79 | module_param_array(dma2, int, NULL, 0444); |
80 | MODULE_PARM_DESC(dma2, "DMA2 # for SoundScape driver."); | |
81 | ||
1da177e4 | 82 | #ifdef CONFIG_PNP |
609d7694 | 83 | static int isa_registered; |
59b1b34f | 84 | static int pnp_registered; |
609d7694 | 85 | |
1da177e4 | 86 | static struct pnp_card_device_id sscape_pnpids[] = { |
4996bca9 KH |
87 | { .id = "ENS3081", .devs = { { "ENS0000" } } }, /* Soundscape PnP */ |
88 | { .id = "ENS4081", .devs = { { "ENS1011" } } }, /* VIVO90 */ | |
1da177e4 LT |
89 | { .id = "" } /* end */ |
90 | }; | |
91 | ||
92 | MODULE_DEVICE_TABLE(pnp_card, sscape_pnpids); | |
93 | #endif | |
94 | ||
1da177e4 | 95 | |
1da177e4 LT |
96 | #define HOST_CTRL_IO(i) ((i) + 2) |
97 | #define HOST_DATA_IO(i) ((i) + 3) | |
98 | #define ODIE_ADDR_IO(i) ((i) + 4) | |
99 | #define ODIE_DATA_IO(i) ((i) + 5) | |
100 | #define CODEC_IO(i) ((i) + 8) | |
101 | ||
102 | #define IC_ODIE 1 | |
103 | #define IC_OPUS 2 | |
104 | ||
105 | #define RX_READY 0x01 | |
106 | #define TX_READY 0x02 | |
107 | ||
108 | #define CMD_ACK 0x80 | |
109 | #define CMD_SET_MIDI_VOL 0x84 | |
110 | #define CMD_GET_MIDI_VOL 0x85 | |
111 | #define CMD_XXX_MIDI_VOL 0x86 | |
112 | #define CMD_SET_EXTMIDI 0x8a | |
113 | #define CMD_GET_EXTMIDI 0x8b | |
114 | #define CMD_SET_MT32 0x8c | |
115 | #define CMD_GET_MT32 0x8d | |
116 | ||
117 | enum GA_REG { | |
118 | GA_INTSTAT_REG = 0, | |
119 | GA_INTENA_REG, | |
120 | GA_DMAA_REG, | |
121 | GA_DMAB_REG, | |
122 | GA_INTCFG_REG, | |
123 | GA_DMACFG_REG, | |
124 | GA_CDCFG_REG, | |
125 | GA_SMCFGA_REG, | |
126 | GA_SMCFGB_REG, | |
127 | GA_HMCTL_REG | |
128 | }; | |
129 | ||
130 | #define DMA_8BIT 0x80 | |
131 | ||
132 | ||
4996bca9 | 133 | enum card_type { |
f0968e3f KH |
134 | MEDIA_FX, /* Sequoia S-1000 */ |
135 | SSCAPE, /* Sequoia S-2000 */ | |
4996bca9 KH |
136 | SSCAPE_PNP, |
137 | SSCAPE_VIVO, | |
138 | }; | |
139 | ||
1da177e4 LT |
140 | struct soundscape { |
141 | spinlock_t lock; | |
142 | unsigned io_base; | |
1da177e4 | 143 | int ic_type; |
4996bca9 | 144 | enum card_type type; |
1da177e4 | 145 | struct resource *io_res; |
ec1e7949 | 146 | struct resource *wss_res; |
7779f75f | 147 | struct snd_wss *chip; |
be624537 | 148 | struct snd_mpu401 *mpu; |
1da177e4 LT |
149 | |
150 | /* | |
151 | * The MIDI device won't work until we've loaded | |
152 | * its firmware via a hardware-dependent device IOCTL | |
153 | */ | |
154 | spinlock_t fwlock; | |
1da177e4 LT |
155 | unsigned long midi_usage; |
156 | unsigned char midi_vol; | |
157 | }; | |
158 | ||
159 | #define INVALID_IRQ ((unsigned)-1) | |
160 | ||
161 | ||
be624537 | 162 | static inline struct soundscape *get_card_soundscape(struct snd_card *c) |
1da177e4 LT |
163 | { |
164 | return (struct soundscape *) (c->private_data); | |
165 | } | |
166 | ||
be624537 | 167 | static inline struct soundscape *get_mpu401_soundscape(struct snd_mpu401 * mpu) |
1da177e4 LT |
168 | { |
169 | return (struct soundscape *) (mpu->private_data); | |
170 | } | |
171 | ||
1da177e4 LT |
172 | /* |
173 | * Allocates some kernel memory that we can use for DMA. | |
174 | * I think this means that the memory has to map to | |
175 | * contiguous pages of physical memory. | |
176 | */ | |
177 | static struct snd_dma_buffer *get_dmabuf(struct snd_dma_buffer *buf, unsigned long size) | |
178 | { | |
179 | if (buf) { | |
180 | if (snd_dma_alloc_pages_fallback(SNDRV_DMA_TYPE_DEV, snd_dma_isa_data(), | |
181 | size, buf) < 0) { | |
182 | snd_printk(KERN_ERR "sscape: Failed to allocate %lu bytes for DMA\n", size); | |
183 | return NULL; | |
184 | } | |
185 | } | |
186 | ||
187 | return buf; | |
188 | } | |
189 | ||
190 | /* | |
191 | * Release the DMA-able kernel memory ... | |
192 | */ | |
193 | static void free_dmabuf(struct snd_dma_buffer *buf) | |
194 | { | |
195 | if (buf && buf->area) | |
196 | snd_dma_free_pages(buf); | |
197 | } | |
198 | ||
199 | ||
200 | /* | |
201 | * This function writes to the SoundScape's control registers, | |
202 | * but doesn't do any locking. It's up to the caller to do that. | |
203 | * This is why this function is "unsafe" ... | |
204 | */ | |
205 | static inline void sscape_write_unsafe(unsigned io_base, enum GA_REG reg, unsigned char val) | |
206 | { | |
207 | outb(reg, ODIE_ADDR_IO(io_base)); | |
208 | outb(val, ODIE_DATA_IO(io_base)); | |
209 | } | |
210 | ||
211 | /* | |
212 | * Write to the SoundScape's control registers, and do the | |
213 | * necessary locking ... | |
214 | */ | |
215 | static void sscape_write(struct soundscape *s, enum GA_REG reg, unsigned char val) | |
216 | { | |
217 | unsigned long flags; | |
218 | ||
219 | spin_lock_irqsave(&s->lock, flags); | |
220 | sscape_write_unsafe(s->io_base, reg, val); | |
221 | spin_unlock_irqrestore(&s->lock, flags); | |
222 | } | |
223 | ||
224 | /* | |
225 | * Read from the SoundScape's control registers, but leave any | |
226 | * locking to the caller. This is why the function is "unsafe" ... | |
227 | */ | |
228 | static inline unsigned char sscape_read_unsafe(unsigned io_base, enum GA_REG reg) | |
229 | { | |
230 | outb(reg, ODIE_ADDR_IO(io_base)); | |
231 | return inb(ODIE_DATA_IO(io_base)); | |
232 | } | |
233 | ||
234 | /* | |
235 | * Puts the SoundScape into "host" mode, as compared to "MIDI" mode | |
236 | */ | |
237 | static inline void set_host_mode_unsafe(unsigned io_base) | |
238 | { | |
239 | outb(0x0, HOST_CTRL_IO(io_base)); | |
240 | } | |
241 | ||
242 | /* | |
243 | * Puts the SoundScape into "MIDI" mode, as compared to "host" mode | |
244 | */ | |
245 | static inline void set_midi_mode_unsafe(unsigned io_base) | |
246 | { | |
247 | outb(0x3, HOST_CTRL_IO(io_base)); | |
248 | } | |
249 | ||
250 | /* | |
251 | * Read the SoundScape's host-mode control register, but leave | |
252 | * any locking issues to the caller ... | |
253 | */ | |
254 | static inline int host_read_unsafe(unsigned io_base) | |
255 | { | |
256 | int data = -1; | |
257 | if ((inb(HOST_CTRL_IO(io_base)) & RX_READY) != 0) { | |
258 | data = inb(HOST_DATA_IO(io_base)); | |
259 | } | |
260 | ||
261 | return data; | |
262 | } | |
263 | ||
264 | /* | |
265 | * Read the SoundScape's host-mode control register, performing | |
266 | * a limited amount of busy-waiting if the register isn't ready. | |
267 | * Also leaves all locking-issues to the caller ... | |
268 | */ | |
269 | static int host_read_ctrl_unsafe(unsigned io_base, unsigned timeout) | |
270 | { | |
271 | int data; | |
272 | ||
273 | while (((data = host_read_unsafe(io_base)) < 0) && (timeout != 0)) { | |
274 | udelay(100); | |
275 | --timeout; | |
276 | } /* while */ | |
277 | ||
278 | return data; | |
279 | } | |
280 | ||
281 | /* | |
282 | * Write to the SoundScape's host-mode control registers, but | |
283 | * leave any locking issues to the caller ... | |
284 | */ | |
285 | static inline int host_write_unsafe(unsigned io_base, unsigned char data) | |
286 | { | |
287 | if ((inb(HOST_CTRL_IO(io_base)) & TX_READY) != 0) { | |
288 | outb(data, HOST_DATA_IO(io_base)); | |
289 | return 1; | |
290 | } | |
291 | ||
292 | return 0; | |
293 | } | |
294 | ||
295 | /* | |
296 | * Write to the SoundScape's host-mode control registers, performing | |
297 | * a limited amount of busy-waiting if the register isn't ready. | |
298 | * Also leaves all locking-issues to the caller ... | |
299 | */ | |
300 | static int host_write_ctrl_unsafe(unsigned io_base, unsigned char data, | |
301 | unsigned timeout) | |
302 | { | |
303 | int err; | |
304 | ||
305 | while (!(err = host_write_unsafe(io_base, data)) && (timeout != 0)) { | |
306 | udelay(100); | |
307 | --timeout; | |
308 | } /* while */ | |
309 | ||
310 | return err; | |
311 | } | |
312 | ||
313 | ||
314 | /* | |
315 | * Check that the MIDI subsystem is operational. If it isn't, | |
316 | * then we will hang the computer if we try to use it ... | |
317 | * | |
318 | * NOTE: This check is based upon observation, not documentation. | |
319 | */ | |
be624537 | 320 | static inline int verify_mpu401(const struct snd_mpu401 * mpu) |
1da177e4 | 321 | { |
c9864fd3 | 322 | return ((inb(MPU401C(mpu)) & 0xc0) == 0x80); |
1da177e4 LT |
323 | } |
324 | ||
325 | /* | |
326 | * This is apparently the standard way to initailise an MPU-401 | |
327 | */ | |
be624537 | 328 | static inline void initialise_mpu401(const struct snd_mpu401 * mpu) |
1da177e4 | 329 | { |
c9864fd3 | 330 | outb(0, MPU401D(mpu)); |
1da177e4 LT |
331 | } |
332 | ||
333 | /* | |
334 | * Tell the SoundScape to activate the AD1845 chip (I think). | |
335 | * The AD1845 detection fails if we *don't* do this, so I | |
336 | * think that this is a good idea ... | |
337 | */ | |
338 | static inline void activate_ad1845_unsafe(unsigned io_base) | |
339 | { | |
340 | sscape_write_unsafe(io_base, GA_HMCTL_REG, (sscape_read_unsafe(io_base, GA_HMCTL_REG) & 0xcf) | 0x10); | |
341 | sscape_write_unsafe(io_base, GA_CDCFG_REG, 0x80); | |
342 | } | |
343 | ||
344 | /* | |
345 | * Do the necessary ALSA-level cleanup to deallocate our driver ... | |
346 | */ | |
be624537 | 347 | static void soundscape_free(struct snd_card *c) |
1da177e4 | 348 | { |
ec1e7949 | 349 | struct soundscape *sscape = get_card_soundscape(c); |
b1d5776d | 350 | release_and_free_resource(sscape->io_res); |
ec1e7949 | 351 | release_and_free_resource(sscape->wss_res); |
1da177e4 LT |
352 | free_dma(sscape->chip->dma1); |
353 | } | |
354 | ||
1da177e4 LT |
355 | /* |
356 | * Tell the SoundScape to begin a DMA tranfer using the given channel. | |
357 | * All locking issues are left to the caller. | |
358 | */ | |
359 | static inline void sscape_start_dma_unsafe(unsigned io_base, enum GA_REG reg) | |
360 | { | |
361 | sscape_write_unsafe(io_base, reg, sscape_read_unsafe(io_base, reg) | 0x01); | |
362 | sscape_write_unsafe(io_base, reg, sscape_read_unsafe(io_base, reg) & 0xfe); | |
363 | } | |
364 | ||
365 | /* | |
366 | * Wait for a DMA transfer to complete. This is a "limited busy-wait", | |
367 | * and all locking issues are left to the caller. | |
368 | */ | |
369 | static int sscape_wait_dma_unsafe(unsigned io_base, enum GA_REG reg, unsigned timeout) | |
370 | { | |
371 | while (!(sscape_read_unsafe(io_base, reg) & 0x01) && (timeout != 0)) { | |
372 | udelay(100); | |
373 | --timeout; | |
374 | } /* while */ | |
375 | ||
376 | return (sscape_read_unsafe(io_base, reg) & 0x01); | |
377 | } | |
378 | ||
379 | /* | |
380 | * Wait for the On-Board Processor to return its start-up | |
381 | * acknowledgement sequence. This wait is too long for | |
382 | * us to perform "busy-waiting", and so we must sleep. | |
383 | * This in turn means that we must not be holding any | |
384 | * spinlocks when we call this function. | |
385 | */ | |
386 | static int obp_startup_ack(struct soundscape *s, unsigned timeout) | |
387 | { | |
554b91ed KH |
388 | unsigned long end_time = jiffies + msecs_to_jiffies(timeout); |
389 | ||
390 | do { | |
1da177e4 | 391 | unsigned long flags; |
acd47100 | 392 | int x; |
1da177e4 | 393 | |
1da177e4 | 394 | spin_lock_irqsave(&s->lock, flags); |
acd47100 | 395 | x = host_read_unsafe(s->io_base); |
1da177e4 | 396 | spin_unlock_irqrestore(&s->lock, flags); |
acd47100 | 397 | if (x == 0xfe || x == 0xff) |
1da177e4 LT |
398 | return 1; |
399 | ||
554b91ed KH |
400 | msleep(10); |
401 | } while (time_before(jiffies, end_time)); | |
1da177e4 LT |
402 | |
403 | return 0; | |
404 | } | |
405 | ||
406 | /* | |
407 | * Wait for the host to return its start-up acknowledgement | |
408 | * sequence. This wait is too long for us to perform | |
409 | * "busy-waiting", and so we must sleep. This in turn means | |
410 | * that we must not be holding any spinlocks when we call | |
411 | * this function. | |
412 | */ | |
413 | static int host_startup_ack(struct soundscape *s, unsigned timeout) | |
414 | { | |
554b91ed KH |
415 | unsigned long end_time = jiffies + msecs_to_jiffies(timeout); |
416 | ||
417 | do { | |
1da177e4 | 418 | unsigned long flags; |
acd47100 | 419 | int x; |
1da177e4 | 420 | |
1da177e4 | 421 | spin_lock_irqsave(&s->lock, flags); |
acd47100 | 422 | x = host_read_unsafe(s->io_base); |
1da177e4 LT |
423 | spin_unlock_irqrestore(&s->lock, flags); |
424 | if (x == 0xfe) | |
425 | return 1; | |
426 | ||
554b91ed KH |
427 | msleep(10); |
428 | } while (time_before(jiffies, end_time)); | |
1da177e4 LT |
429 | |
430 | return 0; | |
431 | } | |
432 | ||
433 | /* | |
434 | * Upload a byte-stream into the SoundScape using DMA channel A. | |
435 | */ | |
436 | static int upload_dma_data(struct soundscape *s, | |
acd47100 | 437 | const unsigned char *data, |
1da177e4 LT |
438 | size_t size) |
439 | { | |
440 | unsigned long flags; | |
441 | struct snd_dma_buffer dma; | |
442 | int ret; | |
443 | ||
acd47100 | 444 | if (!get_dmabuf(&dma, PAGE_ALIGN(32 * 1024))) |
1da177e4 LT |
445 | return -ENOMEM; |
446 | ||
447 | spin_lock_irqsave(&s->lock, flags); | |
448 | ||
449 | /* | |
450 | * Reset the board ... | |
451 | */ | |
452 | sscape_write_unsafe(s->io_base, GA_HMCTL_REG, sscape_read_unsafe(s->io_base, GA_HMCTL_REG) & 0x3f); | |
453 | ||
454 | /* | |
455 | * Enable the DMA channels and configure them ... | |
456 | */ | |
1da177e4 LT |
457 | sscape_write_unsafe(s->io_base, GA_DMAA_REG, (s->chip->dma1 << 4) | DMA_8BIT); |
458 | sscape_write_unsafe(s->io_base, GA_DMAB_REG, 0x20); | |
459 | ||
460 | /* | |
461 | * Take the board out of reset ... | |
462 | */ | |
463 | sscape_write_unsafe(s->io_base, GA_HMCTL_REG, sscape_read_unsafe(s->io_base, GA_HMCTL_REG) | 0x80); | |
464 | ||
465 | /* | |
acd47100 | 466 | * Upload the firmware to the SoundScape |
1da177e4 LT |
467 | * board through the DMA channel ... |
468 | */ | |
469 | while (size != 0) { | |
470 | unsigned long len; | |
471 | ||
1da177e4 | 472 | len = min(size, dma.bytes); |
acd47100 | 473 | memcpy(dma.area, data, len); |
1da177e4 LT |
474 | data += len; |
475 | size -= len; | |
476 | ||
1da177e4 LT |
477 | snd_dma_program(s->chip->dma1, dma.addr, len, DMA_MODE_WRITE); |
478 | sscape_start_dma_unsafe(s->io_base, GA_DMAA_REG); | |
479 | if (!sscape_wait_dma_unsafe(s->io_base, GA_DMAA_REG, 5000)) { | |
480 | /* | |
481 | * Don't forget to release this spinlock we're holding ... | |
482 | */ | |
483 | spin_unlock_irqrestore(&s->lock, flags); | |
484 | ||
485 | snd_printk(KERN_ERR "sscape: DMA upload has timed out\n"); | |
486 | ret = -EAGAIN; | |
487 | goto _release_dma; | |
488 | } | |
489 | } /* while */ | |
490 | ||
491 | set_host_mode_unsafe(s->io_base); | |
acd47100 | 492 | outb(0x0, s->io_base); |
1da177e4 LT |
493 | |
494 | /* | |
495 | * Boot the board ... (I think) | |
496 | */ | |
497 | sscape_write_unsafe(s->io_base, GA_HMCTL_REG, sscape_read_unsafe(s->io_base, GA_HMCTL_REG) | 0x40); | |
498 | spin_unlock_irqrestore(&s->lock, flags); | |
499 | ||
500 | /* | |
501 | * If all has gone well, then the board should acknowledge | |
502 | * the new upload and tell us that it has rebooted OK. We | |
503 | * give it 5 seconds (max) ... | |
504 | */ | |
505 | ret = 0; | |
554b91ed | 506 | if (!obp_startup_ack(s, 5000)) { |
1da177e4 LT |
507 | snd_printk(KERN_ERR "sscape: No response from on-board processor after upload\n"); |
508 | ret = -EAGAIN; | |
554b91ed | 509 | } else if (!host_startup_ack(s, 5000)) { |
1da177e4 LT |
510 | snd_printk(KERN_ERR "sscape: SoundScape failed to initialise\n"); |
511 | ret = -EAGAIN; | |
512 | } | |
513 | ||
4996bca9 | 514 | _release_dma: |
1da177e4 LT |
515 | /* |
516 | * NOTE!!! We are NOT holding any spinlocks at this point !!! | |
517 | */ | |
acd47100 | 518 | sscape_write(s, GA_DMAA_REG, (s->ic_type == IC_OPUS ? 0x40 : 0x70)); |
1da177e4 LT |
519 | free_dmabuf(&dma); |
520 | ||
521 | return ret; | |
522 | } | |
523 | ||
524 | /* | |
525 | * Upload the bootblock(?) into the SoundScape. The only | |
526 | * purpose of this block of code seems to be to tell | |
527 | * us which version of the microcode we should be using. | |
1da177e4 | 528 | */ |
acd47100 | 529 | static int sscape_upload_bootblock(struct snd_card *card) |
1da177e4 | 530 | { |
acd47100 | 531 | struct soundscape *sscape = get_card_soundscape(card); |
1da177e4 | 532 | unsigned long flags; |
acd47100 | 533 | const struct firmware *init_fw = NULL; |
1da177e4 LT |
534 | int data = 0; |
535 | int ret; | |
536 | ||
acd47100 KH |
537 | ret = request_firmware(&init_fw, "scope.cod", card->dev); |
538 | if (ret < 0) { | |
539 | snd_printk(KERN_ERR "Error loading scope.cod"); | |
540 | return ret; | |
1da177e4 | 541 | } |
acd47100 | 542 | ret = upload_dma_data(sscape, init_fw->data, init_fw->size); |
1da177e4 | 543 | |
acd47100 | 544 | release_firmware(init_fw); |
1da177e4 | 545 | |
acd47100 KH |
546 | spin_lock_irqsave(&sscape->lock, flags); |
547 | if (ret == 0) | |
548 | data = host_read_ctrl_unsafe(sscape->io_base, 100); | |
1da177e4 | 549 | |
acd47100 KH |
550 | if (data & 0x10) |
551 | sscape_write_unsafe(sscape->io_base, GA_SMCFGA_REG, 0x2f); | |
1da177e4 | 552 | |
1da177e4 LT |
553 | spin_unlock_irqrestore(&sscape->lock, flags); |
554 | ||
acd47100 KH |
555 | data &= 0xf; |
556 | if (ret == 0 && data > 7) { | |
557 | snd_printk(KERN_ERR "timeout reading firmware version\n"); | |
558 | ret = -EAGAIN; | |
559 | } | |
1da177e4 | 560 | |
acd47100 | 561 | return (ret == 0) ? data : ret; |
1da177e4 LT |
562 | } |
563 | ||
564 | /* | |
acd47100 | 565 | * Upload the microcode into the SoundScape. |
1da177e4 | 566 | */ |
acd47100 | 567 | static int sscape_upload_microcode(struct snd_card *card, int version) |
1da177e4 | 568 | { |
acd47100 KH |
569 | struct soundscape *sscape = get_card_soundscape(card); |
570 | const struct firmware *init_fw = NULL; | |
571 | char name[14]; | |
1da177e4 LT |
572 | int err; |
573 | ||
acd47100 | 574 | snprintf(name, sizeof(name), "sndscape.co%d", version); |
1da177e4 | 575 | |
acd47100 KH |
576 | err = request_firmware(&init_fw, name, card->dev); |
577 | if (err < 0) { | |
578 | snd_printk(KERN_ERR "Error loading sndscape.co%d", version); | |
579 | return err; | |
1da177e4 | 580 | } |
acd47100 KH |
581 | err = upload_dma_data(sscape, init_fw->data, init_fw->size); |
582 | if (err == 0) | |
583 | snd_printk(KERN_INFO "MIDI firmware loaded %d KBs\n", | |
584 | init_fw->size >> 10); | |
1da177e4 | 585 | |
acd47100 | 586 | release_firmware(init_fw); |
1da177e4 LT |
587 | |
588 | return err; | |
589 | } | |
590 | ||
1da177e4 LT |
591 | /* |
592 | * Mixer control for the SoundScape's MIDI device. | |
593 | */ | |
be624537 TI |
594 | static int sscape_midi_info(struct snd_kcontrol *ctl, |
595 | struct snd_ctl_elem_info *uinfo) | |
1da177e4 LT |
596 | { |
597 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; | |
598 | uinfo->count = 1; | |
599 | uinfo->value.integer.min = 0; | |
600 | uinfo->value.integer.max = 127; | |
601 | return 0; | |
602 | } | |
603 | ||
be624537 TI |
604 | static int sscape_midi_get(struct snd_kcontrol *kctl, |
605 | struct snd_ctl_elem_value *uctl) | |
1da177e4 | 606 | { |
7779f75f | 607 | struct snd_wss *chip = snd_kcontrol_chip(kctl); |
be624537 | 608 | struct snd_card *card = chip->card; |
1da177e4 LT |
609 | register struct soundscape *s = get_card_soundscape(card); |
610 | unsigned long flags; | |
611 | ||
612 | spin_lock_irqsave(&s->lock, flags); | |
453e37b3 | 613 | uctl->value.integer.value[0] = s->midi_vol; |
1da177e4 LT |
614 | spin_unlock_irqrestore(&s->lock, flags); |
615 | return 0; | |
616 | } | |
617 | ||
be624537 TI |
618 | static int sscape_midi_put(struct snd_kcontrol *kctl, |
619 | struct snd_ctl_elem_value *uctl) | |
1da177e4 | 620 | { |
7779f75f | 621 | struct snd_wss *chip = snd_kcontrol_chip(kctl); |
be624537 | 622 | struct snd_card *card = chip->card; |
1da177e4 LT |
623 | register struct soundscape *s = get_card_soundscape(card); |
624 | unsigned long flags; | |
625 | int change; | |
626 | ||
627 | spin_lock_irqsave(&s->lock, flags); | |
628 | ||
629 | /* | |
630 | * We need to put the board into HOST mode before we | |
631 | * can send any volume-changing HOST commands ... | |
632 | */ | |
633 | set_host_mode_unsafe(s->io_base); | |
634 | ||
635 | /* | |
636 | * To successfully change the MIDI volume setting, you seem to | |
637 | * have to write a volume command, write the new volume value, | |
638 | * and then perform another volume-related command. Perhaps the | |
639 | * first command is an "open" and the second command is a "close"? | |
640 | */ | |
641 | if (s->midi_vol == ((unsigned char) uctl->value.integer. value[0] & 127)) { | |
642 | change = 0; | |
643 | goto __skip_change; | |
644 | } | |
645 | change = (host_write_ctrl_unsafe(s->io_base, CMD_SET_MIDI_VOL, 100) | |
646 | && host_write_ctrl_unsafe(s->io_base, ((unsigned char) uctl->value.integer. value[0]) & 127, 100) | |
647 | && host_write_ctrl_unsafe(s->io_base, CMD_XXX_MIDI_VOL, 100)); | |
453e37b3 | 648 | s->midi_vol = (unsigned char) uctl->value.integer.value[0] & 127; |
1da177e4 LT |
649 | __skip_change: |
650 | ||
651 | /* | |
652 | * Take the board out of HOST mode and back into MIDI mode ... | |
653 | */ | |
654 | set_midi_mode_unsafe(s->io_base); | |
655 | ||
656 | spin_unlock_irqrestore(&s->lock, flags); | |
657 | return change; | |
658 | } | |
659 | ||
be624537 | 660 | static struct snd_kcontrol_new midi_mixer_ctl = { |
1da177e4 LT |
661 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
662 | .name = "MIDI", | |
663 | .info = sscape_midi_info, | |
664 | .get = sscape_midi_get, | |
665 | .put = sscape_midi_put | |
666 | }; | |
667 | ||
668 | /* | |
669 | * The SoundScape can use two IRQs from a possible set of four. | |
670 | * These IRQs are encoded as bit patterns so that they can be | |
671 | * written to the control registers. | |
672 | */ | |
f0968e3f | 673 | static unsigned __devinit get_irq_config(int sscape_type, int irq) |
1da177e4 LT |
674 | { |
675 | static const int valid_irq[] = { 9, 5, 7, 10 }; | |
f0968e3f | 676 | static const int old_irq[] = { 9, 7, 5, 15 }; |
1da177e4 LT |
677 | unsigned cfg; |
678 | ||
f0968e3f KH |
679 | if (sscape_type == MEDIA_FX) { |
680 | for (cfg = 0; cfg < ARRAY_SIZE(old_irq); ++cfg) | |
681 | if (irq == old_irq[cfg]) | |
682 | return cfg; | |
683 | } else { | |
684 | for (cfg = 0; cfg < ARRAY_SIZE(valid_irq); ++cfg) | |
685 | if (irq == valid_irq[cfg]) | |
686 | return cfg; | |
687 | } | |
1da177e4 LT |
688 | |
689 | return INVALID_IRQ; | |
690 | } | |
691 | ||
1da177e4 LT |
692 | /* |
693 | * Perform certain arcane port-checks to see whether there | |
694 | * is a SoundScape board lurking behind the given ports. | |
695 | */ | |
453e37b3 | 696 | static int __devinit detect_sscape(struct soundscape *s, long wss_io) |
1da177e4 LT |
697 | { |
698 | unsigned long flags; | |
699 | unsigned d; | |
700 | int retval = 0; | |
701 | ||
702 | spin_lock_irqsave(&s->lock, flags); | |
703 | ||
704 | /* | |
705 | * The following code is lifted from the original OSS driver, | |
706 | * and as I don't have a datasheet I cannot really comment | |
707 | * on what it is doing... | |
708 | */ | |
709 | if ((inb(HOST_CTRL_IO(s->io_base)) & 0x78) != 0) | |
710 | goto _done; | |
711 | ||
712 | d = inb(ODIE_ADDR_IO(s->io_base)) & 0xf0; | |
713 | if ((d & 0x80) != 0) | |
714 | goto _done; | |
715 | ||
453e37b3 | 716 | if (d == 0) |
1da177e4 | 717 | s->ic_type = IC_ODIE; |
453e37b3 | 718 | else if ((d & 0x60) != 0) |
1da177e4 | 719 | s->ic_type = IC_OPUS; |
453e37b3 | 720 | else |
1da177e4 LT |
721 | goto _done; |
722 | ||
723 | outb(0xfa, ODIE_ADDR_IO(s->io_base)); | |
724 | if ((inb(ODIE_ADDR_IO(s->io_base)) & 0x9f) != 0x0a) | |
725 | goto _done; | |
726 | ||
727 | outb(0xfe, ODIE_ADDR_IO(s->io_base)); | |
728 | if ((inb(ODIE_ADDR_IO(s->io_base)) & 0x9f) != 0x0e) | |
729 | goto _done; | |
ec1e7949 KH |
730 | |
731 | outb(0xfe, ODIE_ADDR_IO(s->io_base)); | |
732 | d = inb(ODIE_DATA_IO(s->io_base)); | |
733 | if (s->type != SSCAPE_VIVO && (d & 0x9f) != 0x0e) | |
1da177e4 LT |
734 | goto _done; |
735 | ||
f0968e3f KH |
736 | if (s->ic_type == IC_OPUS) |
737 | activate_ad1845_unsafe(s->io_base); | |
ec1e7949 KH |
738 | |
739 | if (s->type == SSCAPE_VIVO) | |
453e37b3 | 740 | wss_io += 4; |
f0968e3f KH |
741 | |
742 | d = sscape_read_unsafe(s->io_base, GA_HMCTL_REG) & 0x3f; | |
743 | sscape_write_unsafe(s->io_base, GA_HMCTL_REG, d | 0xc0); | |
744 | ||
745 | /* wait for WSS codec */ | |
746 | for (d = 0; d < 500; d++) { | |
747 | if ((inb(wss_io) & 0x80) == 0) | |
748 | break; | |
749 | spin_unlock_irqrestore(&s->lock, flags); | |
750 | msleep(1); | |
751 | spin_lock_irqsave(&s->lock, flags); | |
752 | } | |
753 | snd_printd(KERN_INFO "init delay = %d ms\n", d); | |
754 | ||
755 | if ((inb(wss_io) & 0x80) != 0) | |
756 | goto _done; | |
757 | ||
758 | if (inb(wss_io + 2) == 0xff) | |
759 | goto _done; | |
760 | ||
761 | d = sscape_read_unsafe(s->io_base, GA_HMCTL_REG) & 0x3f; | |
762 | sscape_write_unsafe(s->io_base, GA_HMCTL_REG, d); | |
763 | ||
764 | if ((inb(wss_io) & 0x80) != 0) | |
765 | s->type = MEDIA_FX; | |
766 | ||
767 | d = sscape_read_unsafe(s->io_base, GA_HMCTL_REG) & 0x3f; | |
768 | sscape_write_unsafe(s->io_base, GA_HMCTL_REG, d | 0xc0); | |
ec1e7949 KH |
769 | /* wait for WSS codec */ |
770 | for (d = 0; d < 500; d++) { | |
453e37b3 | 771 | if ((inb(wss_io) & 0x80) == 0) |
ec1e7949 KH |
772 | break; |
773 | spin_unlock_irqrestore(&s->lock, flags); | |
774 | msleep(1); | |
775 | spin_lock_irqsave(&s->lock, flags); | |
776 | } | |
777 | snd_printd(KERN_INFO "init delay = %d ms\n", d); | |
778 | ||
1da177e4 LT |
779 | /* |
780 | * SoundScape successfully detected! | |
781 | */ | |
782 | retval = 1; | |
783 | ||
784 | _done: | |
785 | spin_unlock_irqrestore(&s->lock, flags); | |
786 | return retval; | |
787 | } | |
788 | ||
789 | /* | |
790 | * ALSA callback function, called when attempting to open the MIDI device. | |
791 | * Check that the MIDI firmware has been loaded, because we don't want | |
792 | * to crash the machine. Also check that someone isn't using the hardware | |
793 | * IOCTL device. | |
794 | */ | |
be624537 | 795 | static int mpu401_open(struct snd_mpu401 * mpu) |
1da177e4 LT |
796 | { |
797 | int err; | |
798 | ||
799 | if (!verify_mpu401(mpu)) { | |
800 | snd_printk(KERN_ERR "sscape: MIDI disabled, please load firmware\n"); | |
801 | err = -ENODEV; | |
802 | } else { | |
803 | register struct soundscape *sscape = get_mpu401_soundscape(mpu); | |
804 | unsigned long flags; | |
805 | ||
806 | spin_lock_irqsave(&sscape->fwlock, flags); | |
807 | ||
acd47100 | 808 | if (sscape->midi_usage == ULONG_MAX) { |
1da177e4 LT |
809 | err = -EBUSY; |
810 | } else { | |
811 | ++(sscape->midi_usage); | |
812 | err = 0; | |
813 | } | |
814 | ||
815 | spin_unlock_irqrestore(&sscape->fwlock, flags); | |
816 | } | |
817 | ||
818 | return err; | |
819 | } | |
820 | ||
be624537 | 821 | static void mpu401_close(struct snd_mpu401 * mpu) |
1da177e4 LT |
822 | { |
823 | register struct soundscape *sscape = get_mpu401_soundscape(mpu); | |
824 | unsigned long flags; | |
825 | ||
826 | spin_lock_irqsave(&sscape->fwlock, flags); | |
827 | --(sscape->midi_usage); | |
828 | spin_unlock_irqrestore(&sscape->fwlock, flags); | |
829 | } | |
830 | ||
831 | /* | |
832 | * Initialse an MPU-401 subdevice for MIDI support on the SoundScape. | |
833 | */ | |
be624537 | 834 | static int __devinit create_mpu401(struct snd_card *card, int devnum, unsigned long port, int irq) |
1da177e4 LT |
835 | { |
836 | struct soundscape *sscape = get_card_soundscape(card); | |
be624537 | 837 | struct snd_rawmidi *rawmidi; |
1da177e4 LT |
838 | int err; |
839 | ||
1da177e4 LT |
840 | if ((err = snd_mpu401_uart_new(card, devnum, |
841 | MPU401_HW_MPU401, | |
302e4c2f | 842 | port, MPU401_INFO_INTEGRATED, |
65ca68b3 | 843 | irq, IRQF_DISABLED, |
1da177e4 | 844 | &rawmidi)) == 0) { |
be624537 | 845 | struct snd_mpu401 *mpu = (struct snd_mpu401 *) rawmidi->private_data; |
1da177e4 LT |
846 | mpu->open_input = mpu401_open; |
847 | mpu->open_output = mpu401_open; | |
848 | mpu->close_input = mpu401_close; | |
849 | mpu->close_output = mpu401_close; | |
850 | mpu->private_data = sscape; | |
851 | sscape->mpu = mpu; | |
852 | ||
853 | initialise_mpu401(mpu); | |
854 | } | |
855 | ||
856 | return err; | |
857 | } | |
858 | ||
859 | ||
1da177e4 LT |
860 | /* |
861 | * Create an AD1845 PCM subdevice on the SoundScape. The AD1845 | |
862 | * is very much like a CS4231, with a few extra bits. We will | |
863 | * try to support at least some of the extra bits by overriding | |
864 | * some of the CS4231 callback. | |
865 | */ | |
4996bca9 KH |
866 | static int __devinit create_ad1845(struct snd_card *card, unsigned port, |
867 | int irq, int dma1, int dma2) | |
1da177e4 LT |
868 | { |
869 | register struct soundscape *sscape = get_card_soundscape(card); | |
7779f75f | 870 | struct snd_wss *chip; |
1da177e4 LT |
871 | int err; |
872 | ||
ec1e7949 KH |
873 | if (sscape->type == SSCAPE_VIVO) |
874 | port += 4; | |
875 | ||
7779f75f KH |
876 | err = snd_wss_create(card, port, -1, irq, dma1, dma2, |
877 | WSS_HW_DETECT, WSS_HWSHARE_DMA1, &chip); | |
4996bca9 | 878 | if (!err) { |
1da177e4 | 879 | unsigned long flags; |
be624537 | 880 | struct snd_pcm *pcm; |
1da177e4 | 881 | |
1da177e4 LT |
882 | /* |
883 | * It turns out that the PLAYBACK_ENABLE bit is set | |
884 | * by the lowlevel driver ... | |
885 | * | |
886 | #define AD1845_IFACE_CONFIG \ | |
887 | (CS4231_AUTOCALIB | CS4231_RECORD_ENABLE | CS4231_PLAYBACK_ENABLE) | |
7779f75f | 888 | snd_wss_mce_up(chip); |
1da177e4 | 889 | spin_lock_irqsave(&chip->reg_lock, flags); |
7779f75f | 890 | snd_wss_out(chip, CS4231_IFACE_CTRL, AD1845_IFACE_CONFIG); |
1da177e4 | 891 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
7779f75f | 892 | snd_wss_mce_down(chip); |
1da177e4 LT |
893 | */ |
894 | ||
ec1e7949 | 895 | if (sscape->type != SSCAPE_VIVO) { |
ec1e7949 KH |
896 | /* |
897 | * The input clock frequency on the SoundScape must | |
898 | * be 14.31818 MHz, because we must set this register | |
899 | * to get the playback to sound correct ... | |
900 | */ | |
7779f75f | 901 | snd_wss_mce_up(chip); |
ec1e7949 | 902 | spin_lock_irqsave(&chip->reg_lock, flags); |
199f7978 | 903 | snd_wss_out(chip, AD1845_CLOCK, 0x20); |
ec1e7949 | 904 | spin_unlock_irqrestore(&chip->reg_lock, flags); |
7779f75f | 905 | snd_wss_mce_down(chip); |
1da177e4 | 906 | |
ec1e7949 | 907 | } |
1da177e4 | 908 | |
7779f75f | 909 | err = snd_wss_pcm(chip, 0, &pcm); |
ec1e7949 KH |
910 | if (err < 0) { |
911 | snd_printk(KERN_ERR "sscape: No PCM device " | |
912 | "for AD1845 chip\n"); | |
1da177e4 LT |
913 | goto _error; |
914 | } | |
915 | ||
7779f75f | 916 | err = snd_wss_mixer(chip); |
ec1e7949 KH |
917 | if (err < 0) { |
918 | snd_printk(KERN_ERR "sscape: No mixer device " | |
919 | "for AD1845 chip\n"); | |
1da177e4 LT |
920 | goto _error; |
921 | } | |
199f7978 KH |
922 | if (chip->hardware != WSS_HW_AD1848) { |
923 | err = snd_wss_timer(chip, 0, NULL); | |
924 | if (err < 0) { | |
925 | snd_printk(KERN_ERR "sscape: No timer device " | |
926 | "for AD1845 chip\n"); | |
927 | goto _error; | |
928 | } | |
1da177e4 LT |
929 | } |
930 | ||
ec1e7949 KH |
931 | if (sscape->type != SSCAPE_VIVO) { |
932 | err = snd_ctl_add(card, | |
933 | snd_ctl_new1(&midi_mixer_ctl, chip)); | |
934 | if (err < 0) { | |
935 | snd_printk(KERN_ERR "sscape: Could not create " | |
936 | "MIDI mixer control\n"); | |
937 | goto _error; | |
938 | } | |
ec1e7949 KH |
939 | } |
940 | ||
1da177e4 LT |
941 | sscape->chip = chip; |
942 | } | |
943 | ||
944 | _error: | |
945 | return err; | |
946 | } | |
947 | ||
948 | ||
1da177e4 LT |
949 | /* |
950 | * Create an ALSA soundcard entry for the SoundScape, using | |
951 | * the given list of port, IRQ and DMA resources. | |
952 | */ | |
4996bca9 | 953 | static int __devinit create_sscape(int dev, struct snd_card *card) |
1da177e4 | 954 | { |
ec1e7949 KH |
955 | struct soundscape *sscape = get_card_soundscape(card); |
956 | unsigned dma_cfg; | |
1da177e4 LT |
957 | unsigned irq_cfg; |
958 | unsigned mpu_irq_cfg; | |
959 | struct resource *io_res; | |
ec1e7949 | 960 | struct resource *wss_res; |
1da177e4 LT |
961 | unsigned long flags; |
962 | int err; | |
f0968e3f | 963 | const char *name; |
1da177e4 LT |
964 | |
965 | /* | |
966 | * Grab IO ports that we will need to probe so that we | |
967 | * can detect and control this hardware ... | |
968 | */ | |
453e37b3 | 969 | io_res = request_region(port[dev], 8, "SoundScape"); |
ec1e7949 | 970 | if (!io_res) { |
453e37b3 KH |
971 | snd_printk(KERN_ERR |
972 | "sscape: can't grab port 0x%lx\n", port[dev]); | |
1da177e4 LT |
973 | return -EBUSY; |
974 | } | |
ec1e7949 KH |
975 | wss_res = NULL; |
976 | if (sscape->type == SSCAPE_VIVO) { | |
977 | wss_res = request_region(wss_port[dev], 4, "SoundScape"); | |
978 | if (!wss_res) { | |
979 | snd_printk(KERN_ERR "sscape: can't grab port 0x%lx\n", | |
980 | wss_port[dev]); | |
981 | err = -EBUSY; | |
982 | goto _release_region; | |
983 | } | |
984 | } | |
1da177e4 LT |
985 | |
986 | /* | |
ec1e7949 | 987 | * Grab one DMA channel ... |
1da177e4 | 988 | */ |
4996bca9 KH |
989 | err = request_dma(dma[dev], "SoundScape"); |
990 | if (err < 0) { | |
277e926c | 991 | snd_printk(KERN_ERR "sscape: can't grab DMA %d\n", dma[dev]); |
1da177e4 LT |
992 | goto _release_region; |
993 | } | |
994 | ||
1da177e4 LT |
995 | spin_lock_init(&sscape->lock); |
996 | spin_lock_init(&sscape->fwlock); | |
997 | sscape->io_res = io_res; | |
ec1e7949 | 998 | sscape->wss_res = wss_res; |
453e37b3 | 999 | sscape->io_base = port[dev]; |
1da177e4 | 1000 | |
453e37b3 | 1001 | if (!detect_sscape(sscape, wss_port[dev])) { |
1da177e4 LT |
1002 | printk(KERN_ERR "sscape: hardware not detected at 0x%x\n", sscape->io_base); |
1003 | err = -ENODEV; | |
4996bca9 | 1004 | goto _release_dma; |
1da177e4 LT |
1005 | } |
1006 | ||
f0968e3f KH |
1007 | switch (sscape->type) { |
1008 | case MEDIA_FX: | |
1009 | name = "MediaFX/SoundFX"; | |
1010 | break; | |
1011 | case SSCAPE: | |
1012 | name = "Soundscape"; | |
1013 | break; | |
1014 | case SSCAPE_PNP: | |
1015 | name = "Soundscape PnP"; | |
1016 | break; | |
1017 | case SSCAPE_VIVO: | |
1018 | name = "Soundscape VIVO"; | |
1019 | break; | |
1020 | default: | |
1021 | name = "unknown Soundscape"; | |
1022 | break; | |
1023 | } | |
1024 | ||
1025 | printk(KERN_INFO "sscape: %s card detected at 0x%x, using IRQ %d, DMA %d\n", | |
1026 | name, sscape->io_base, irq[dev], dma[dev]); | |
1027 | ||
1028 | /* | |
1029 | * Check that the user didn't pass us garbage data ... | |
1030 | */ | |
1031 | irq_cfg = get_irq_config(sscape->type, irq[dev]); | |
1032 | if (irq_cfg == INVALID_IRQ) { | |
1033 | snd_printk(KERN_ERR "sscape: Invalid IRQ %d\n", irq[dev]); | |
1034 | return -ENXIO; | |
1035 | } | |
1036 | ||
1037 | mpu_irq_cfg = get_irq_config(sscape->type, mpu_irq[dev]); | |
1038 | if (mpu_irq_cfg == INVALID_IRQ) { | |
1039 | printk(KERN_ERR "sscape: Invalid IRQ %d\n", mpu_irq[dev]); | |
1040 | return -ENXIO; | |
1041 | } | |
1da177e4 | 1042 | |
1da177e4 LT |
1043 | /* |
1044 | * Tell the on-board devices where their resources are (I think - | |
1045 | * I can't be sure without a datasheet ... So many magic values!) | |
1046 | */ | |
1047 | spin_lock_irqsave(&sscape->lock, flags); | |
1048 | ||
1da177e4 LT |
1049 | sscape_write_unsafe(sscape->io_base, GA_INTENA_REG, 0x00); /* disable */ |
1050 | sscape_write_unsafe(sscape->io_base, GA_SMCFGA_REG, 0x2e); | |
1051 | sscape_write_unsafe(sscape->io_base, GA_SMCFGB_REG, 0x00); | |
1052 | ||
1053 | /* | |
1054 | * Enable and configure the DMA channels ... | |
1055 | */ | |
1056 | sscape_write_unsafe(sscape->io_base, GA_DMACFG_REG, 0x50); | |
f0968e3f | 1057 | dma_cfg = (sscape->ic_type == IC_OPUS ? 0x40 : 0x70); |
1da177e4 LT |
1058 | sscape_write_unsafe(sscape->io_base, GA_DMAA_REG, dma_cfg); |
1059 | sscape_write_unsafe(sscape->io_base, GA_DMAB_REG, 0x20); | |
1060 | ||
f0968e3f KH |
1061 | mpu_irq_cfg |= mpu_irq_cfg << 2; |
1062 | sscape_write_unsafe(sscape->io_base, GA_INTCFG_REG, 0xf0 | mpu_irq_cfg); | |
1da177e4 | 1063 | sscape_write_unsafe(sscape->io_base, |
4996bca9 KH |
1064 | GA_CDCFG_REG, 0x09 | DMA_8BIT |
1065 | | (dma[dev] << 4) | (irq_cfg << 1)); | |
1da177e4 LT |
1066 | |
1067 | spin_unlock_irqrestore(&sscape->lock, flags); | |
1068 | ||
1069 | /* | |
1070 | * We have now enabled the codec chip, and so we should | |
1071 | * detect the AD1845 device ... | |
1072 | */ | |
4996bca9 KH |
1073 | err = create_ad1845(card, wss_port[dev], irq[dev], |
1074 | dma[dev], dma2[dev]); | |
1075 | if (err < 0) { | |
1076 | printk(KERN_ERR "sscape: No AD1845 device at 0x%lx, IRQ %d\n", | |
1077 | wss_port[dev], irq[dev]); | |
1078 | goto _release_dma; | |
1da177e4 | 1079 | } |
acd47100 KH |
1080 | strcpy(card->driver, "SoundScape"); |
1081 | strcpy(card->shortname, name); | |
1082 | snprintf(card->longname, sizeof(card->longname), | |
1083 | "%s at 0x%lx, IRQ %d, DMA1 %d, DMA2 %d\n", | |
1084 | name, sscape->chip->port, sscape->chip->irq, | |
1085 | sscape->chip->dma1, sscape->chip->dma2); | |
1086 | ||
1da177e4 | 1087 | #define MIDI_DEVNUM 0 |
ec1e7949 | 1088 | if (sscape->type != SSCAPE_VIVO) { |
acd47100 KH |
1089 | err = sscape_upload_bootblock(card); |
1090 | if (err >= 0) | |
1091 | err = sscape_upload_microcode(card, err); | |
1da177e4 | 1092 | |
acd47100 KH |
1093 | if (err == 0) { |
1094 | err = create_mpu401(card, MIDI_DEVNUM, port[dev], | |
1095 | mpu_irq[dev]); | |
1096 | if (err < 0) { | |
1097 | printk(KERN_ERR "sscape: Failed to create " | |
1098 | "MPU-401 device at 0x%lx\n", | |
1099 | port[dev]); | |
1100 | goto _release_dma; | |
1101 | } | |
1102 | ||
1103 | /* | |
1104 | * Enable the master IRQ ... | |
1105 | */ | |
1106 | sscape_write(sscape, GA_INTENA_REG, 0x80); | |
1107 | ||
1108 | /* | |
1109 | * Initialize mixer | |
1110 | */ | |
1111 | spin_lock_irqsave(&sscape->lock, flags); | |
1112 | sscape->midi_vol = 0; | |
1113 | host_write_ctrl_unsafe(sscape->io_base, | |
1114 | CMD_SET_MIDI_VOL, 100); | |
1115 | host_write_ctrl_unsafe(sscape->io_base, | |
1116 | sscape->midi_vol, 100); | |
1117 | host_write_ctrl_unsafe(sscape->io_base, | |
1118 | CMD_XXX_MIDI_VOL, 100); | |
1119 | host_write_ctrl_unsafe(sscape->io_base, | |
1120 | sscape->midi_vol, 100); | |
1121 | host_write_ctrl_unsafe(sscape->io_base, | |
1122 | CMD_SET_EXTMIDI, 100); | |
1123 | host_write_ctrl_unsafe(sscape->io_base, | |
1124 | 0, 100); | |
1125 | host_write_ctrl_unsafe(sscape->io_base, CMD_ACK, 100); | |
1126 | ||
1127 | set_midi_mode_unsafe(sscape->io_base); | |
1128 | spin_unlock_irqrestore(&sscape->lock, flags); | |
1129 | } | |
ec1e7949 | 1130 | } |
1da177e4 LT |
1131 | |
1132 | /* | |
1133 | * Now that we have successfully created this sound card, | |
1134 | * it is safe to store the pointer. | |
1135 | * NOTE: we only register the sound card's "destructor" | |
1136 | * function now that our "constructor" has completed. | |
1137 | */ | |
1138 | card->private_free = soundscape_free; | |
1da177e4 LT |
1139 | |
1140 | return 0; | |
1141 | ||
4996bca9 | 1142 | _release_dma: |
277e926c | 1143 | free_dma(dma[dev]); |
1da177e4 | 1144 | |
4996bca9 | 1145 | _release_region: |
ec1e7949 | 1146 | release_and_free_resource(wss_res); |
b1d5776d | 1147 | release_and_free_resource(io_res); |
1da177e4 LT |
1148 | |
1149 | return err; | |
1150 | } | |
1151 | ||
1152 | ||
5e24c1c1 TI |
1153 | static int __devinit snd_sscape_match(struct device *pdev, unsigned int i) |
1154 | { | |
1155 | /* | |
1156 | * Make sure we were given ALL of the other parameters. | |
1157 | */ | |
1158 | if (port[i] == SNDRV_AUTO_PORT) | |
1159 | return 0; | |
1160 | ||
1161 | if (irq[i] == SNDRV_AUTO_IRQ || | |
1162 | mpu_irq[i] == SNDRV_AUTO_IRQ || | |
1163 | dma[i] == SNDRV_AUTO_DMA) { | |
1164 | printk(KERN_INFO | |
1165 | "sscape: insufficient parameters, need IO, IRQ, MPU-IRQ and DMA\n"); | |
1166 | return 0; | |
1167 | } | |
1168 | ||
1169 | return 1; | |
1170 | } | |
1171 | ||
1172 | static int __devinit snd_sscape_probe(struct device *pdev, unsigned int dev) | |
277e926c | 1173 | { |
277e926c | 1174 | struct snd_card *card; |
4996bca9 | 1175 | struct soundscape *sscape; |
277e926c TI |
1176 | int ret; |
1177 | ||
c95eadd2 TI |
1178 | ret = snd_card_create(index[dev], id[dev], THIS_MODULE, |
1179 | sizeof(struct soundscape), &card); | |
1180 | if (ret < 0) | |
1181 | return ret; | |
4996bca9 KH |
1182 | |
1183 | sscape = get_card_soundscape(card); | |
1184 | sscape->type = SSCAPE; | |
1185 | ||
277e926c | 1186 | dma[dev] &= 0x03; |
acd47100 KH |
1187 | snd_card_set_dev(card, pdev); |
1188 | ||
4996bca9 | 1189 | ret = create_sscape(dev, card); |
277e926c | 1190 | if (ret < 0) |
4996bca9 KH |
1191 | goto _release_card; |
1192 | ||
277e926c TI |
1193 | if ((ret = snd_card_register(card)) < 0) { |
1194 | printk(KERN_ERR "sscape: Failed to register sound card\n"); | |
4996bca9 | 1195 | goto _release_card; |
277e926c | 1196 | } |
5e24c1c1 | 1197 | dev_set_drvdata(pdev, card); |
277e926c | 1198 | return 0; |
4996bca9 KH |
1199 | |
1200 | _release_card: | |
1201 | snd_card_free(card); | |
1202 | return ret; | |
277e926c TI |
1203 | } |
1204 | ||
5e24c1c1 | 1205 | static int __devexit snd_sscape_remove(struct device *devptr, unsigned int dev) |
277e926c | 1206 | { |
5e24c1c1 TI |
1207 | snd_card_free(dev_get_drvdata(devptr)); |
1208 | dev_set_drvdata(devptr, NULL); | |
277e926c TI |
1209 | return 0; |
1210 | } | |
1211 | ||
83c51c0a | 1212 | #define DEV_NAME "sscape" |
277e926c | 1213 | |
5e24c1c1 TI |
1214 | static struct isa_driver snd_sscape_driver = { |
1215 | .match = snd_sscape_match, | |
277e926c TI |
1216 | .probe = snd_sscape_probe, |
1217 | .remove = __devexit_p(snd_sscape_remove), | |
1218 | /* FIXME: suspend/resume */ | |
1219 | .driver = { | |
83c51c0a | 1220 | .name = DEV_NAME |
277e926c TI |
1221 | }, |
1222 | }; | |
1da177e4 LT |
1223 | |
1224 | #ifdef CONFIG_PNP | |
1225 | static inline int __devinit get_next_autoindex(int i) | |
1226 | { | |
277e926c | 1227 | while (i < SNDRV_CARDS && port[i] != SNDRV_AUTO_PORT) |
1da177e4 | 1228 | ++i; |
1da177e4 LT |
1229 | return i; |
1230 | } | |
1231 | ||
1232 | ||
1da177e4 LT |
1233 | static int __devinit sscape_pnp_detect(struct pnp_card_link *pcard, |
1234 | const struct pnp_card_device_id *pid) | |
1235 | { | |
1da177e4 | 1236 | static int idx = 0; |
277e926c TI |
1237 | struct pnp_dev *dev; |
1238 | struct snd_card *card; | |
4996bca9 | 1239 | struct soundscape *sscape; |
1da177e4 LT |
1240 | int ret; |
1241 | ||
1242 | /* | |
1243 | * Allow this function to fail *quietly* if all the ISA PnP | |
1244 | * devices were configured using module parameters instead. | |
1245 | */ | |
277e926c | 1246 | if ((idx = get_next_autoindex(idx)) >= SNDRV_CARDS) |
1da177e4 | 1247 | return -ENOSPC; |
1da177e4 LT |
1248 | |
1249 | /* | |
1250 | * We have found a candidate ISA PnP card. Now we | |
1251 | * have to check that it has the devices that we | |
1252 | * expect it to have. | |
1253 | * | |
1254 | * We will NOT try and autoconfigure all of the resources | |
1255 | * needed and then activate the card as we are assuming that | |
1256 | * has already been done at boot-time using /proc/isapnp. | |
1257 | * We shall simply try to give each active card the resources | |
1258 | * that it wants. This is a sensible strategy for a modular | |
1259 | * system where unused modules are unloaded regularly. | |
1260 | * | |
1261 | * This strategy is utterly useless if we compile the driver | |
1262 | * into the kernel, of course. | |
1263 | */ | |
1264 | // printk(KERN_INFO "sscape: %s\n", card->name); | |
1265 | ||
1266 | /* | |
1267 | * Check that we still have room for another sound card ... | |
1268 | */ | |
1da177e4 | 1269 | dev = pnp_request_card_device(pcard, pid->devs[0].id, NULL); |
277e926c TI |
1270 | if (! dev) |
1271 | return -ENODEV; | |
1da177e4 | 1272 | |
277e926c TI |
1273 | if (!pnp_is_active(dev)) { |
1274 | if (pnp_activate_dev(dev) < 0) { | |
1275 | printk(KERN_INFO "sscape: device is inactive\n"); | |
1276 | return -EBUSY; | |
1da177e4 LT |
1277 | } |
1278 | } | |
1279 | ||
4996bca9 KH |
1280 | /* |
1281 | * Create a new ALSA sound card entry, in anticipation | |
1282 | * of detecting our hardware ... | |
1283 | */ | |
c95eadd2 TI |
1284 | ret = snd_card_create(index[idx], id[idx], THIS_MODULE, |
1285 | sizeof(struct soundscape), &card); | |
1286 | if (ret < 0) | |
1287 | return ret; | |
4996bca9 KH |
1288 | |
1289 | sscape = get_card_soundscape(card); | |
1290 | ||
1291 | /* | |
1292 | * Identify card model ... | |
1293 | */ | |
1294 | if (!strncmp("ENS4081", pid->id, 7)) | |
1295 | sscape->type = SSCAPE_VIVO; | |
1296 | else | |
1297 | sscape->type = SSCAPE_PNP; | |
1298 | ||
277e926c TI |
1299 | /* |
1300 | * Read the correct parameters off the ISA PnP bus ... | |
1301 | */ | |
1302 | port[idx] = pnp_port_start(dev, 0); | |
1303 | irq[idx] = pnp_irq(dev, 0); | |
1304 | mpu_irq[idx] = pnp_irq(dev, 1); | |
1305 | dma[idx] = pnp_dma(dev, 0) & 0x03; | |
ec1e7949 KH |
1306 | if (sscape->type == SSCAPE_PNP) { |
1307 | dma2[idx] = dma[idx]; | |
1308 | wss_port[idx] = CODEC_IO(port[idx]); | |
1309 | } else { | |
1310 | wss_port[idx] = pnp_port_start(dev, 1); | |
1311 | dma2[idx] = pnp_dma(dev, 1); | |
1312 | } | |
acd47100 | 1313 | snd_card_set_dev(card, &pcard->card->dev); |
277e926c | 1314 | |
4996bca9 | 1315 | ret = create_sscape(idx, card); |
277e926c | 1316 | if (ret < 0) |
4996bca9 KH |
1317 | goto _release_card; |
1318 | ||
277e926c TI |
1319 | if ((ret = snd_card_register(card)) < 0) { |
1320 | printk(KERN_ERR "sscape: Failed to register sound card\n"); | |
4996bca9 | 1321 | goto _release_card; |
277e926c TI |
1322 | } |
1323 | ||
1324 | pnp_set_card_drvdata(pcard, card); | |
1325 | ++idx; | |
4996bca9 | 1326 | return 0; |
277e926c | 1327 | |
4996bca9 KH |
1328 | _release_card: |
1329 | snd_card_free(card); | |
1da177e4 LT |
1330 | return ret; |
1331 | } | |
1332 | ||
1333 | static void __devexit sscape_pnp_remove(struct pnp_card_link * pcard) | |
1334 | { | |
277e926c | 1335 | snd_card_free(pnp_get_card_drvdata(pcard)); |
1da177e4 | 1336 | pnp_set_card_drvdata(pcard, NULL); |
1da177e4 LT |
1337 | } |
1338 | ||
1339 | static struct pnp_card_driver sscape_pnpc_driver = { | |
1340 | .flags = PNP_DRIVER_RES_DO_NOT_CHANGE, | |
1341 | .name = "sscape", | |
1342 | .id_table = sscape_pnpids, | |
1343 | .probe = sscape_pnp_detect, | |
1344 | .remove = __devexit_p(sscape_pnp_remove), | |
1345 | }; | |
1346 | ||
1347 | #endif /* CONFIG_PNP */ | |
1348 | ||
1da177e4 LT |
1349 | static int __init sscape_init(void) |
1350 | { | |
609d7694 | 1351 | int err; |
1da177e4 | 1352 | |
609d7694 | 1353 | err = isa_register_driver(&snd_sscape_driver, SNDRV_CARDS); |
59b1b34f | 1354 | #ifdef CONFIG_PNP |
609d7694 RH |
1355 | if (!err) |
1356 | isa_registered = 1; | |
1357 | ||
1358 | err = pnp_register_card_driver(&sscape_pnpc_driver); | |
1359 | if (!err) | |
f7a9275d | 1360 | pnp_registered = 1; |
609d7694 RH |
1361 | |
1362 | if (isa_registered) | |
1363 | err = 0; | |
59b1b34f | 1364 | #endif |
609d7694 | 1365 | return err; |
1da177e4 LT |
1366 | } |
1367 | ||
5e24c1c1 TI |
1368 | static void __exit sscape_exit(void) |
1369 | { | |
1370 | #ifdef CONFIG_PNP | |
1371 | if (pnp_registered) | |
1372 | pnp_unregister_card_driver(&sscape_pnpc_driver); | |
609d7694 | 1373 | if (isa_registered) |
5e24c1c1 | 1374 | #endif |
609d7694 | 1375 | isa_unregister_driver(&snd_sscape_driver); |
5e24c1c1 TI |
1376 | } |
1377 | ||
1da177e4 LT |
1378 | module_init(sscape_init); |
1379 | module_exit(sscape_exit); |