Commit | Line | Data |
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030a07e4 KW |
1 | /* |
2 | * Copyright (C) 2007, 2008 Karsten Wiese <fzu@wemgehoertderstaat.de> | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify it | |
5 | * under the terms of the GNU General Public License as published by the | |
6 | * Free Software Foundation; either version 2 of the License, or (at your | |
7 | * option) any later version. | |
8 | * | |
9 | * This program is distributed in the hope that it will be useful, but | |
10 | * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | |
11 | * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 | * for more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License | |
15 | * along with this program; if not, write to the Free Software Foundation, | |
16 | * Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
17 | */ | |
18 | ||
19 | #include <sound/core.h> | |
20 | #include <sound/hwdep.h> | |
21 | #include <sound/pcm.h> | |
22 | #include <sound/initval.h> | |
23 | #define MODNAME "US122L" | |
24 | #include "usb_stream.c" | |
25 | #include "../usbaudio.h" | |
26 | #include "us122l.h" | |
27 | ||
28 | MODULE_AUTHOR("Karsten Wiese <fzu@wemgehoertderstaat.de>"); | |
29 | MODULE_DESCRIPTION("TASCAM "NAME_ALLCAPS" Version 0.5"); | |
30 | MODULE_LICENSE("GPL"); | |
31 | ||
32 | static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-max */ | |
33 | static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* Id for this card */ | |
34 | /* Enable this card */ | |
35 | static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; | |
36 | ||
37 | module_param_array(index, int, NULL, 0444); | |
38 | MODULE_PARM_DESC(index, "Index value for "NAME_ALLCAPS"."); | |
39 | module_param_array(id, charp, NULL, 0444); | |
40 | MODULE_PARM_DESC(id, "ID string for "NAME_ALLCAPS"."); | |
41 | module_param_array(enable, bool, NULL, 0444); | |
42 | MODULE_PARM_DESC(enable, "Enable "NAME_ALLCAPS"."); | |
43 | ||
44 | static int snd_us122l_card_used[SNDRV_CARDS]; | |
45 | ||
46 | ||
47 | static int us122l_create_usbmidi(struct snd_card *card) | |
48 | { | |
49 | static struct snd_usb_midi_endpoint_info quirk_data = { | |
50 | .out_ep = 4, | |
51 | .in_ep = 3, | |
52 | .out_cables = 0x001, | |
53 | .in_cables = 0x001 | |
54 | }; | |
55 | static struct snd_usb_audio_quirk quirk = { | |
56 | .vendor_name = "US122L", | |
57 | .product_name = NAME_ALLCAPS, | |
58 | .ifnum = 1, | |
59 | .type = QUIRK_MIDI_US122L, | |
60 | .data = &quirk_data | |
61 | }; | |
a014bbad | 62 | struct usb_device *dev = US122L(card)->dev; |
030a07e4 KW |
63 | struct usb_interface *iface = usb_ifnum_to_if(dev, 1); |
64 | ||
d82af9f9 CL |
65 | return snd_usbmidi_create(card, iface, |
66 | &US122L(card)->midi_list, &quirk); | |
030a07e4 KW |
67 | } |
68 | ||
4f272341 TH |
69 | static int us144_create_usbmidi(struct snd_card *card) |
70 | { | |
71 | static struct snd_usb_midi_endpoint_info quirk_data = { | |
72 | .out_ep = 4, | |
73 | .in_ep = 3, | |
74 | .out_cables = 0x001, | |
75 | .in_cables = 0x001 | |
76 | }; | |
77 | static struct snd_usb_audio_quirk quirk = { | |
78 | .vendor_name = "US144", | |
79 | .product_name = NAME_ALLCAPS, | |
80 | .ifnum = 0, | |
81 | .type = QUIRK_MIDI_US122L, | |
82 | .data = &quirk_data | |
83 | }; | |
a014bbad | 84 | struct usb_device *dev = US122L(card)->dev; |
4f272341 TH |
85 | struct usb_interface *iface = usb_ifnum_to_if(dev, 0); |
86 | ||
d82af9f9 CL |
87 | return snd_usbmidi_create(card, iface, |
88 | &US122L(card)->midi_list, &quirk); | |
4f272341 TH |
89 | } |
90 | ||
030a07e4 KW |
91 | /* |
92 | * Wrapper for usb_control_msg(). | |
93 | * Allocates a temp buffer to prevent dmaing from/to the stack. | |
94 | */ | |
95 | static int us122l_ctl_msg(struct usb_device *dev, unsigned int pipe, | |
96 | __u8 request, __u8 requesttype, | |
97 | __u16 value, __u16 index, void *data, | |
98 | __u16 size, int timeout) | |
99 | { | |
100 | int err; | |
101 | void *buf = NULL; | |
102 | ||
103 | if (size > 0) { | |
104 | buf = kmemdup(data, size, GFP_KERNEL); | |
105 | if (!buf) | |
106 | return -ENOMEM; | |
107 | } | |
108 | err = usb_control_msg(dev, pipe, request, requesttype, | |
109 | value, index, buf, size, timeout); | |
110 | if (size > 0) { | |
111 | memcpy(data, buf, size); | |
112 | kfree(buf); | |
113 | } | |
114 | return err; | |
115 | } | |
116 | ||
117 | static void pt_info_set(struct usb_device *dev, u8 v) | |
118 | { | |
119 | int ret; | |
120 | ||
121 | ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), | |
122 | 'I', | |
123 | USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, | |
124 | v, 0, NULL, 0, 1000); | |
125 | snd_printdd(KERN_DEBUG "%i\n", ret); | |
126 | } | |
127 | ||
128 | static void usb_stream_hwdep_vm_open(struct vm_area_struct *area) | |
129 | { | |
130 | struct us122l *us122l = area->vm_private_data; | |
131 | atomic_inc(&us122l->mmap_count); | |
132 | snd_printdd(KERN_DEBUG "%i\n", atomic_read(&us122l->mmap_count)); | |
133 | } | |
134 | ||
135 | static int usb_stream_hwdep_vm_fault(struct vm_area_struct *area, | |
136 | struct vm_fault *vmf) | |
137 | { | |
138 | unsigned long offset; | |
139 | struct page *page; | |
140 | void *vaddr; | |
141 | struct us122l *us122l = area->vm_private_data; | |
142 | struct usb_stream *s; | |
030a07e4 KW |
143 | |
144 | mutex_lock(&us122l->mutex); | |
145 | s = us122l->sk.s; | |
146 | if (!s) | |
428ffb71 | 147 | goto unlock; |
030a07e4 KW |
148 | |
149 | offset = vmf->pgoff << PAGE_SHIFT; | |
150 | if (offset < PAGE_ALIGN(s->read_size)) | |
151 | vaddr = (char *)s + offset; | |
152 | else { | |
153 | offset -= PAGE_ALIGN(s->read_size); | |
154 | if (offset >= PAGE_ALIGN(s->write_size)) | |
428ffb71 | 155 | goto unlock; |
030a07e4 KW |
156 | |
157 | vaddr = us122l->sk.write_page + offset; | |
158 | } | |
159 | page = virt_to_page(vaddr); | |
160 | ||
161 | get_page(page); | |
162 | mutex_unlock(&us122l->mutex); | |
163 | ||
164 | vmf->page = page; | |
428ffb71 LZ |
165 | |
166 | return 0; | |
167 | unlock: | |
168 | mutex_unlock(&us122l->mutex); | |
169 | return VM_FAULT_SIGBUS; | |
030a07e4 KW |
170 | } |
171 | ||
172 | static void usb_stream_hwdep_vm_close(struct vm_area_struct *area) | |
173 | { | |
174 | struct us122l *us122l = area->vm_private_data; | |
175 | atomic_dec(&us122l->mmap_count); | |
176 | snd_printdd(KERN_DEBUG "%i\n", atomic_read(&us122l->mmap_count)); | |
177 | } | |
178 | ||
f0f37e2f | 179 | static const struct vm_operations_struct usb_stream_hwdep_vm_ops = { |
030a07e4 KW |
180 | .open = usb_stream_hwdep_vm_open, |
181 | .fault = usb_stream_hwdep_vm_fault, | |
182 | .close = usb_stream_hwdep_vm_close, | |
183 | }; | |
184 | ||
185 | ||
186 | static int usb_stream_hwdep_open(struct snd_hwdep *hw, struct file *file) | |
187 | { | |
188 | struct us122l *us122l = hw->private_data; | |
189 | struct usb_interface *iface; | |
190 | snd_printdd(KERN_DEBUG "%p %p\n", hw, file); | |
191 | if (hw->used >= 2) | |
192 | return -EBUSY; | |
193 | ||
194 | if (!us122l->first) | |
195 | us122l->first = file; | |
4f272341 | 196 | |
a014bbad CL |
197 | if (us122l->dev->descriptor.idProduct == USB_ID_US144) { |
198 | iface = usb_ifnum_to_if(us122l->dev, 0); | |
4f272341 TH |
199 | usb_autopm_get_interface(iface); |
200 | } | |
a014bbad | 201 | iface = usb_ifnum_to_if(us122l->dev, 1); |
030a07e4 KW |
202 | usb_autopm_get_interface(iface); |
203 | return 0; | |
204 | } | |
205 | ||
206 | static int usb_stream_hwdep_release(struct snd_hwdep *hw, struct file *file) | |
207 | { | |
208 | struct us122l *us122l = hw->private_data; | |
4f272341 | 209 | struct usb_interface *iface; |
030a07e4 | 210 | snd_printdd(KERN_DEBUG "%p %p\n", hw, file); |
4f272341 | 211 | |
a014bbad CL |
212 | if (us122l->dev->descriptor.idProduct == USB_ID_US144) { |
213 | iface = usb_ifnum_to_if(us122l->dev, 0); | |
4f272341 TH |
214 | usb_autopm_put_interface(iface); |
215 | } | |
a014bbad | 216 | iface = usb_ifnum_to_if(us122l->dev, 1); |
030a07e4 KW |
217 | usb_autopm_put_interface(iface); |
218 | if (us122l->first == file) | |
219 | us122l->first = NULL; | |
220 | mutex_lock(&us122l->mutex); | |
221 | if (us122l->master == file) | |
222 | us122l->master = us122l->slave; | |
223 | ||
224 | us122l->slave = NULL; | |
225 | mutex_unlock(&us122l->mutex); | |
226 | return 0; | |
227 | } | |
228 | ||
229 | static int usb_stream_hwdep_mmap(struct snd_hwdep *hw, | |
230 | struct file *filp, struct vm_area_struct *area) | |
231 | { | |
232 | unsigned long size = area->vm_end - area->vm_start; | |
233 | struct us122l *us122l = hw->private_data; | |
234 | unsigned long offset; | |
235 | struct usb_stream *s; | |
236 | int err = 0; | |
237 | bool read; | |
238 | ||
239 | offset = area->vm_pgoff << PAGE_SHIFT; | |
240 | mutex_lock(&us122l->mutex); | |
241 | s = us122l->sk.s; | |
242 | read = offset < s->read_size; | |
243 | if (read && area->vm_flags & VM_WRITE) { | |
244 | err = -EPERM; | |
245 | goto out; | |
246 | } | |
247 | snd_printdd(KERN_DEBUG "%lu %u\n", size, | |
248 | read ? s->read_size : s->write_size); | |
249 | /* if userspace tries to mmap beyond end of our buffer, fail */ | |
250 | if (size > PAGE_ALIGN(read ? s->read_size : s->write_size)) { | |
251 | snd_printk(KERN_WARNING "%lu > %u\n", size, | |
252 | read ? s->read_size : s->write_size); | |
253 | err = -EINVAL; | |
254 | goto out; | |
255 | } | |
256 | ||
257 | area->vm_ops = &usb_stream_hwdep_vm_ops; | |
258 | area->vm_flags |= VM_RESERVED; | |
259 | area->vm_private_data = us122l; | |
260 | atomic_inc(&us122l->mmap_count); | |
261 | out: | |
262 | mutex_unlock(&us122l->mutex); | |
263 | return err; | |
264 | } | |
265 | ||
266 | static unsigned int usb_stream_hwdep_poll(struct snd_hwdep *hw, | |
267 | struct file *file, poll_table *wait) | |
268 | { | |
269 | struct us122l *us122l = hw->private_data; | |
270 | struct usb_stream *s = us122l->sk.s; | |
271 | unsigned *polled; | |
272 | unsigned int mask; | |
273 | ||
274 | poll_wait(file, &us122l->sk.sleep, wait); | |
275 | ||
276 | switch (s->state) { | |
277 | case usb_stream_ready: | |
278 | if (us122l->first == file) | |
279 | polled = &s->periods_polled; | |
280 | else | |
281 | polled = &us122l->second_periods_polled; | |
282 | if (*polled != s->periods_done) { | |
283 | *polled = s->periods_done; | |
284 | mask = POLLIN | POLLOUT | POLLWRNORM; | |
285 | break; | |
286 | } | |
287 | /* Fall through */ | |
288 | mask = 0; | |
289 | break; | |
290 | default: | |
291 | mask = POLLIN | POLLOUT | POLLWRNORM | POLLERR; | |
292 | break; | |
293 | } | |
294 | return mask; | |
295 | } | |
296 | ||
297 | static void us122l_stop(struct us122l *us122l) | |
298 | { | |
299 | struct list_head *p; | |
d82af9f9 | 300 | list_for_each(p, &us122l->midi_list) |
030a07e4 KW |
301 | snd_usbmidi_input_stop(p); |
302 | ||
303 | usb_stream_stop(&us122l->sk); | |
304 | usb_stream_free(&us122l->sk); | |
305 | } | |
306 | ||
307 | static int us122l_set_sample_rate(struct usb_device *dev, int rate) | |
308 | { | |
309 | unsigned int ep = 0x81; | |
310 | unsigned char data[3]; | |
311 | int err; | |
312 | ||
313 | data[0] = rate; | |
314 | data[1] = rate >> 8; | |
315 | data[2] = rate >> 16; | |
316 | err = us122l_ctl_msg(dev, usb_sndctrlpipe(dev, 0), SET_CUR, | |
317 | USB_TYPE_CLASS|USB_RECIP_ENDPOINT|USB_DIR_OUT, | |
318 | SAMPLING_FREQ_CONTROL << 8, ep, data, 3, 1000); | |
319 | if (err < 0) | |
320 | snd_printk(KERN_ERR "%d: cannot set freq %d to ep 0x%x\n", | |
321 | dev->devnum, rate, ep); | |
322 | return err; | |
323 | } | |
324 | ||
325 | static bool us122l_start(struct us122l *us122l, | |
326 | unsigned rate, unsigned period_frames) | |
327 | { | |
328 | struct list_head *p; | |
329 | int err; | |
330 | unsigned use_packsize = 0; | |
331 | bool success = false; | |
332 | ||
a014bbad | 333 | if (us122l->dev->speed == USB_SPEED_HIGH) { |
030a07e4 KW |
334 | /* The us-122l's descriptor defaults to iso max_packsize 78, |
335 | which isn't needed for samplerates <= 48000. | |
336 | Lets save some memory: | |
337 | */ | |
338 | switch (rate) { | |
339 | case 44100: | |
340 | use_packsize = 36; | |
341 | break; | |
342 | case 48000: | |
343 | use_packsize = 42; | |
344 | break; | |
345 | case 88200: | |
346 | use_packsize = 72; | |
347 | break; | |
348 | } | |
349 | } | |
a014bbad | 350 | if (!usb_stream_new(&us122l->sk, us122l->dev, 1, 2, |
030a07e4 KW |
351 | rate, use_packsize, period_frames, 6)) |
352 | goto out; | |
353 | ||
a014bbad | 354 | err = us122l_set_sample_rate(us122l->dev, rate); |
030a07e4 KW |
355 | if (err < 0) { |
356 | us122l_stop(us122l); | |
357 | snd_printk(KERN_ERR "us122l_set_sample_rate error \n"); | |
358 | goto out; | |
359 | } | |
360 | err = usb_stream_start(&us122l->sk); | |
361 | if (err < 0) { | |
362 | us122l_stop(us122l); | |
363 | snd_printk(KERN_ERR "us122l_start error %i \n", err); | |
364 | goto out; | |
365 | } | |
d82af9f9 | 366 | list_for_each(p, &us122l->midi_list) |
030a07e4 KW |
367 | snd_usbmidi_input_start(p); |
368 | success = true; | |
369 | out: | |
370 | return success; | |
371 | } | |
372 | ||
373 | static int usb_stream_hwdep_ioctl(struct snd_hwdep *hw, struct file *file, | |
374 | unsigned cmd, unsigned long arg) | |
375 | { | |
376 | struct usb_stream_config *cfg; | |
377 | struct us122l *us122l = hw->private_data; | |
378 | unsigned min_period_frames; | |
379 | int err = 0; | |
380 | bool high_speed; | |
381 | ||
382 | if (cmd != SNDRV_USB_STREAM_IOCTL_SET_PARAMS) | |
383 | return -ENOTTY; | |
384 | ||
85385c15 LZ |
385 | cfg = memdup_user((void *)arg, sizeof(*cfg)); |
386 | if (IS_ERR(cfg)) | |
387 | return PTR_ERR(cfg); | |
030a07e4 | 388 | |
030a07e4 KW |
389 | if (cfg->version != USB_STREAM_INTERFACE_VERSION) { |
390 | err = -ENXIO; | |
391 | goto free; | |
392 | } | |
a014bbad | 393 | high_speed = us122l->dev->speed == USB_SPEED_HIGH; |
030a07e4 KW |
394 | if ((cfg->sample_rate != 44100 && cfg->sample_rate != 48000 && |
395 | (!high_speed || | |
396 | (cfg->sample_rate != 88200 && cfg->sample_rate != 96000))) || | |
397 | cfg->frame_size != 6 || | |
398 | cfg->period_frames > 0x3000) { | |
399 | err = -EINVAL; | |
400 | goto free; | |
401 | } | |
402 | switch (cfg->sample_rate) { | |
403 | case 44100: | |
404 | min_period_frames = 48; | |
405 | break; | |
406 | case 48000: | |
407 | min_period_frames = 52; | |
408 | break; | |
409 | default: | |
410 | min_period_frames = 104; | |
411 | break; | |
412 | } | |
413 | if (!high_speed) | |
414 | min_period_frames <<= 1; | |
415 | if (cfg->period_frames < min_period_frames) { | |
416 | err = -EINVAL; | |
417 | goto free; | |
418 | } | |
419 | ||
420 | snd_power_wait(hw->card, SNDRV_CTL_POWER_D0); | |
421 | ||
422 | mutex_lock(&us122l->mutex); | |
423 | if (!us122l->master) | |
424 | us122l->master = file; | |
425 | else if (us122l->master != file) { | |
426 | if (memcmp(cfg, &us122l->sk.s->cfg, sizeof(*cfg))) { | |
427 | err = -EIO; | |
428 | goto unlock; | |
429 | } | |
430 | us122l->slave = file; | |
431 | } | |
432 | if (!us122l->sk.s || | |
433 | memcmp(cfg, &us122l->sk.s->cfg, sizeof(*cfg)) || | |
434 | us122l->sk.s->state == usb_stream_xrun) { | |
435 | us122l_stop(us122l); | |
436 | if (!us122l_start(us122l, cfg->sample_rate, cfg->period_frames)) | |
437 | err = -EIO; | |
438 | else | |
439 | err = 1; | |
440 | } | |
441 | unlock: | |
442 | mutex_unlock(&us122l->mutex); | |
443 | free: | |
444 | kfree(cfg); | |
445 | return err; | |
446 | } | |
447 | ||
448 | #define SND_USB_STREAM_ID "USB STREAM" | |
449 | static int usb_stream_hwdep_new(struct snd_card *card) | |
450 | { | |
451 | int err; | |
452 | struct snd_hwdep *hw; | |
a014bbad | 453 | struct usb_device *dev = US122L(card)->dev; |
030a07e4 KW |
454 | |
455 | err = snd_hwdep_new(card, SND_USB_STREAM_ID, 0, &hw); | |
456 | if (err < 0) | |
457 | return err; | |
458 | ||
459 | hw->iface = SNDRV_HWDEP_IFACE_USB_STREAM; | |
460 | hw->private_data = US122L(card); | |
461 | hw->ops.open = usb_stream_hwdep_open; | |
462 | hw->ops.release = usb_stream_hwdep_release; | |
463 | hw->ops.ioctl = usb_stream_hwdep_ioctl; | |
464 | hw->ops.ioctl_compat = usb_stream_hwdep_ioctl; | |
465 | hw->ops.mmap = usb_stream_hwdep_mmap; | |
466 | hw->ops.poll = usb_stream_hwdep_poll; | |
467 | ||
468 | sprintf(hw->name, "/proc/bus/usb/%03d/%03d/hwdeppcm", | |
469 | dev->bus->busnum, dev->devnum); | |
470 | return 0; | |
471 | } | |
472 | ||
473 | ||
474 | static bool us122l_create_card(struct snd_card *card) | |
475 | { | |
476 | int err; | |
477 | struct us122l *us122l = US122L(card); | |
478 | ||
a014bbad CL |
479 | if (us122l->dev->descriptor.idProduct == USB_ID_US144) { |
480 | err = usb_set_interface(us122l->dev, 0, 1); | |
4f272341 TH |
481 | if (err) { |
482 | snd_printk(KERN_ERR "usb_set_interface error \n"); | |
483 | return false; | |
484 | } | |
485 | } | |
a014bbad | 486 | err = usb_set_interface(us122l->dev, 1, 1); |
030a07e4 KW |
487 | if (err) { |
488 | snd_printk(KERN_ERR "usb_set_interface error \n"); | |
489 | return false; | |
490 | } | |
491 | ||
a014bbad CL |
492 | pt_info_set(us122l->dev, 0x11); |
493 | pt_info_set(us122l->dev, 0x10); | |
030a07e4 KW |
494 | |
495 | if (!us122l_start(us122l, 44100, 256)) | |
496 | return false; | |
497 | ||
a014bbad | 498 | if (us122l->dev->descriptor.idProduct == USB_ID_US144) |
4f272341 TH |
499 | err = us144_create_usbmidi(card); |
500 | else | |
501 | err = us122l_create_usbmidi(card); | |
030a07e4 KW |
502 | if (err < 0) { |
503 | snd_printk(KERN_ERR "us122l_create_usbmidi error %i \n", err); | |
504 | us122l_stop(us122l); | |
505 | return false; | |
506 | } | |
507 | err = usb_stream_hwdep_new(card); | |
508 | if (err < 0) { | |
509 | /* release the midi resources */ | |
510 | struct list_head *p; | |
d82af9f9 | 511 | list_for_each(p, &us122l->midi_list) |
030a07e4 KW |
512 | snd_usbmidi_disconnect(p); |
513 | ||
514 | us122l_stop(us122l); | |
515 | return false; | |
516 | } | |
517 | return true; | |
518 | } | |
519 | ||
5d4af1be KW |
520 | static void snd_us122l_free(struct snd_card *card) |
521 | { | |
522 | struct us122l *us122l = US122L(card); | |
a014bbad | 523 | int index = us122l->card_index; |
5d4af1be KW |
524 | if (index >= 0 && index < SNDRV_CARDS) |
525 | snd_us122l_card_used[index] = 0; | |
526 | } | |
527 | ||
51721f70 | 528 | static int usx2y_create_card(struct usb_device *device, struct snd_card **cardp) |
030a07e4 KW |
529 | { |
530 | int dev; | |
531 | struct snd_card *card; | |
bd7dd77c TI |
532 | int err; |
533 | ||
030a07e4 KW |
534 | for (dev = 0; dev < SNDRV_CARDS; ++dev) |
535 | if (enable[dev] && !snd_us122l_card_used[dev]) | |
536 | break; | |
537 | if (dev >= SNDRV_CARDS) | |
51721f70 | 538 | return -ENODEV; |
bd7dd77c TI |
539 | err = snd_card_create(index[dev], id[dev], THIS_MODULE, |
540 | sizeof(struct us122l), &card); | |
541 | if (err < 0) | |
51721f70 | 542 | return err; |
a014bbad | 543 | snd_us122l_card_used[US122L(card)->card_index = dev] = 1; |
5d4af1be | 544 | card->private_free = snd_us122l_free; |
a014bbad | 545 | US122L(card)->dev = device; |
030a07e4 KW |
546 | mutex_init(&US122L(card)->mutex); |
547 | init_waitqueue_head(&US122L(card)->sk.sleep); | |
d82af9f9 | 548 | INIT_LIST_HEAD(&US122L(card)->midi_list); |
030a07e4 KW |
549 | strcpy(card->driver, "USB "NAME_ALLCAPS""); |
550 | sprintf(card->shortname, "TASCAM "NAME_ALLCAPS""); | |
551 | sprintf(card->longname, "%s (%x:%x if %d at %03d/%03d)", | |
552 | card->shortname, | |
553 | le16_to_cpu(device->descriptor.idVendor), | |
554 | le16_to_cpu(device->descriptor.idProduct), | |
555 | 0, | |
a014bbad CL |
556 | US122L(card)->dev->bus->busnum, |
557 | US122L(card)->dev->devnum | |
030a07e4 | 558 | ); |
51721f70 TI |
559 | *cardp = card; |
560 | return 0; | |
030a07e4 KW |
561 | } |
562 | ||
51721f70 TI |
563 | static int us122l_usb_probe(struct usb_interface *intf, |
564 | const struct usb_device_id *device_id, | |
565 | struct snd_card **cardp) | |
030a07e4 KW |
566 | { |
567 | struct usb_device *device = interface_to_usbdev(intf); | |
51721f70 TI |
568 | struct snd_card *card; |
569 | int err; | |
030a07e4 | 570 | |
51721f70 TI |
571 | err = usx2y_create_card(device, &card); |
572 | if (err < 0) | |
573 | return err; | |
030a07e4 | 574 | |
3f5d3465 | 575 | snd_card_set_dev(card, &intf->dev); |
51721f70 | 576 | if (!us122l_create_card(card)) { |
030a07e4 | 577 | snd_card_free(card); |
51721f70 TI |
578 | return -EINVAL; |
579 | } | |
580 | ||
581 | err = snd_card_register(card); | |
582 | if (err < 0) { | |
583 | snd_card_free(card); | |
584 | return err; | |
030a07e4 KW |
585 | } |
586 | ||
4f272341 | 587 | usb_get_intf(usb_ifnum_to_if(device, 0)); |
030a07e4 | 588 | usb_get_dev(device); |
51721f70 TI |
589 | *cardp = card; |
590 | return 0; | |
030a07e4 KW |
591 | } |
592 | ||
593 | static int snd_us122l_probe(struct usb_interface *intf, | |
594 | const struct usb_device_id *id) | |
595 | { | |
4f272341 | 596 | struct usb_device *device = interface_to_usbdev(intf); |
030a07e4 | 597 | struct snd_card *card; |
51721f70 TI |
598 | int err; |
599 | ||
4f272341 TH |
600 | if (device->descriptor.idProduct == USB_ID_US144 |
601 | && device->speed == USB_SPEED_HIGH) { | |
602 | snd_printk(KERN_ERR "disable ehci-hcd to run US-144 \n"); | |
a688e488 | 603 | return -ENODEV; |
4f272341 TH |
604 | } |
605 | ||
030a07e4 KW |
606 | snd_printdd(KERN_DEBUG"%p:%i\n", |
607 | intf, intf->cur_altsetting->desc.bInterfaceNumber); | |
608 | if (intf->cur_altsetting->desc.bInterfaceNumber != 1) | |
609 | return 0; | |
610 | ||
51721f70 TI |
611 | err = us122l_usb_probe(usb_get_intf(intf), id, &card); |
612 | if (err < 0) { | |
613 | usb_put_intf(intf); | |
614 | return err; | |
030a07e4 KW |
615 | } |
616 | ||
51721f70 TI |
617 | usb_set_intfdata(intf, card); |
618 | return 0; | |
030a07e4 KW |
619 | } |
620 | ||
621 | static void snd_us122l_disconnect(struct usb_interface *intf) | |
622 | { | |
623 | struct snd_card *card; | |
624 | struct us122l *us122l; | |
625 | struct list_head *p; | |
626 | ||
627 | card = usb_get_intfdata(intf); | |
628 | if (!card) | |
629 | return; | |
630 | ||
631 | snd_card_disconnect(card); | |
632 | ||
633 | us122l = US122L(card); | |
634 | mutex_lock(&us122l->mutex); | |
635 | us122l_stop(us122l); | |
636 | mutex_unlock(&us122l->mutex); | |
030a07e4 KW |
637 | |
638 | /* release the midi resources */ | |
d82af9f9 | 639 | list_for_each(p, &us122l->midi_list) { |
030a07e4 KW |
640 | snd_usbmidi_disconnect(p); |
641 | } | |
642 | ||
a014bbad CL |
643 | usb_put_intf(usb_ifnum_to_if(us122l->dev, 0)); |
644 | usb_put_intf(usb_ifnum_to_if(us122l->dev, 1)); | |
645 | usb_put_dev(us122l->dev); | |
030a07e4 KW |
646 | |
647 | while (atomic_read(&us122l->mmap_count)) | |
648 | msleep(500); | |
649 | ||
650 | snd_card_free(card); | |
651 | } | |
652 | ||
653 | static int snd_us122l_suspend(struct usb_interface *intf, pm_message_t message) | |
654 | { | |
655 | struct snd_card *card; | |
656 | struct us122l *us122l; | |
657 | struct list_head *p; | |
658 | ||
f4e9749f | 659 | card = usb_get_intfdata(intf); |
030a07e4 KW |
660 | if (!card) |
661 | return 0; | |
662 | snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); | |
663 | ||
664 | us122l = US122L(card); | |
665 | if (!us122l) | |
666 | return 0; | |
667 | ||
d82af9f9 | 668 | list_for_each(p, &us122l->midi_list) |
030a07e4 KW |
669 | snd_usbmidi_input_stop(p); |
670 | ||
671 | mutex_lock(&us122l->mutex); | |
672 | usb_stream_stop(&us122l->sk); | |
673 | mutex_unlock(&us122l->mutex); | |
674 | ||
675 | return 0; | |
676 | } | |
677 | ||
678 | static int snd_us122l_resume(struct usb_interface *intf) | |
679 | { | |
680 | struct snd_card *card; | |
681 | struct us122l *us122l; | |
682 | struct list_head *p; | |
683 | int err; | |
684 | ||
f4e9749f | 685 | card = usb_get_intfdata(intf); |
030a07e4 KW |
686 | if (!card) |
687 | return 0; | |
688 | ||
689 | us122l = US122L(card); | |
690 | if (!us122l) | |
691 | return 0; | |
692 | ||
693 | mutex_lock(&us122l->mutex); | |
694 | /* needed, doesn't restart without: */ | |
a014bbad CL |
695 | if (us122l->dev->descriptor.idProduct == USB_ID_US144) { |
696 | err = usb_set_interface(us122l->dev, 0, 1); | |
4f272341 TH |
697 | if (err) { |
698 | snd_printk(KERN_ERR "usb_set_interface error \n"); | |
699 | goto unlock; | |
700 | } | |
701 | } | |
a014bbad | 702 | err = usb_set_interface(us122l->dev, 1, 1); |
030a07e4 KW |
703 | if (err) { |
704 | snd_printk(KERN_ERR "usb_set_interface error \n"); | |
705 | goto unlock; | |
706 | } | |
707 | ||
a014bbad CL |
708 | pt_info_set(us122l->dev, 0x11); |
709 | pt_info_set(us122l->dev, 0x10); | |
030a07e4 | 710 | |
a014bbad | 711 | err = us122l_set_sample_rate(us122l->dev, |
030a07e4 KW |
712 | us122l->sk.s->cfg.sample_rate); |
713 | if (err < 0) { | |
714 | snd_printk(KERN_ERR "us122l_set_sample_rate error \n"); | |
715 | goto unlock; | |
716 | } | |
717 | err = usb_stream_start(&us122l->sk); | |
718 | if (err) | |
719 | goto unlock; | |
720 | ||
d82af9f9 | 721 | list_for_each(p, &us122l->midi_list) |
030a07e4 KW |
722 | snd_usbmidi_input_start(p); |
723 | unlock: | |
724 | mutex_unlock(&us122l->mutex); | |
725 | snd_power_change_state(card, SNDRV_CTL_POWER_D0); | |
726 | return err; | |
727 | } | |
728 | ||
729 | static struct usb_device_id snd_us122l_usb_id_table[] = { | |
730 | { | |
731 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
732 | .idVendor = 0x0644, | |
733 | .idProduct = USB_ID_US122L | |
734 | }, | |
4f272341 TH |
735 | { /* US-144 only works at USB1.1! Disable module ehci-hcd. */ |
736 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
737 | .idVendor = 0x0644, | |
738 | .idProduct = USB_ID_US144 | |
739 | }, | |
030a07e4 KW |
740 | { /* terminator */ } |
741 | }; | |
742 | ||
743 | MODULE_DEVICE_TABLE(usb, snd_us122l_usb_id_table); | |
744 | static struct usb_driver snd_us122l_usb_driver = { | |
745 | .name = "snd-usb-us122l", | |
746 | .probe = snd_us122l_probe, | |
747 | .disconnect = snd_us122l_disconnect, | |
748 | .suspend = snd_us122l_suspend, | |
749 | .resume = snd_us122l_resume, | |
750 | .reset_resume = snd_us122l_resume, | |
751 | .id_table = snd_us122l_usb_id_table, | |
752 | .supports_autosuspend = 1 | |
753 | }; | |
754 | ||
755 | ||
756 | static int __init snd_us122l_module_init(void) | |
757 | { | |
758 | return usb_register(&snd_us122l_usb_driver); | |
759 | } | |
760 | ||
761 | static void __exit snd_us122l_module_exit(void) | |
762 | { | |
763 | usb_deregister(&snd_us122l_usb_driver); | |
764 | } | |
765 | ||
766 | module_init(snd_us122l_module_init) | |
767 | module_exit(snd_us122l_module_exit) |