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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 | ||
de48c7bc DM |
19 | #include <linux/usb.h> |
20 | #include <linux/usb/audio.h> | |
030a07e4 KW |
21 | #include <sound/core.h> |
22 | #include <sound/hwdep.h> | |
23 | #include <sound/pcm.h> | |
24 | #include <sound/initval.h> | |
25 | #define MODNAME "US122L" | |
26 | #include "usb_stream.c" | |
27 | #include "../usbaudio.h" | |
e5779998 | 28 | #include "../midi.h" |
030a07e4 KW |
29 | #include "us122l.h" |
30 | ||
31 | MODULE_AUTHOR("Karsten Wiese <fzu@wemgehoertderstaat.de>"); | |
32 | MODULE_DESCRIPTION("TASCAM "NAME_ALLCAPS" Version 0.5"); | |
33 | MODULE_LICENSE("GPL"); | |
34 | ||
35 | static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-max */ | |
36 | static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* Id for this card */ | |
37 | /* Enable this card */ | |
38 | static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; | |
39 | ||
40 | module_param_array(index, int, NULL, 0444); | |
41 | MODULE_PARM_DESC(index, "Index value for "NAME_ALLCAPS"."); | |
42 | module_param_array(id, charp, NULL, 0444); | |
43 | MODULE_PARM_DESC(id, "ID string for "NAME_ALLCAPS"."); | |
44 | module_param_array(enable, bool, NULL, 0444); | |
45 | MODULE_PARM_DESC(enable, "Enable "NAME_ALLCAPS"."); | |
46 | ||
47 | static int snd_us122l_card_used[SNDRV_CARDS]; | |
48 | ||
49 | ||
50 | static int us122l_create_usbmidi(struct snd_card *card) | |
51 | { | |
52 | static struct snd_usb_midi_endpoint_info quirk_data = { | |
53 | .out_ep = 4, | |
54 | .in_ep = 3, | |
55 | .out_cables = 0x001, | |
56 | .in_cables = 0x001 | |
57 | }; | |
58 | static struct snd_usb_audio_quirk quirk = { | |
59 | .vendor_name = "US122L", | |
60 | .product_name = NAME_ALLCAPS, | |
61 | .ifnum = 1, | |
62 | .type = QUIRK_MIDI_US122L, | |
63 | .data = &quirk_data | |
64 | }; | |
a014bbad | 65 | struct usb_device *dev = US122L(card)->dev; |
030a07e4 KW |
66 | struct usb_interface *iface = usb_ifnum_to_if(dev, 1); |
67 | ||
d82af9f9 CL |
68 | return snd_usbmidi_create(card, iface, |
69 | &US122L(card)->midi_list, &quirk); | |
030a07e4 KW |
70 | } |
71 | ||
4f272341 TH |
72 | static int us144_create_usbmidi(struct snd_card *card) |
73 | { | |
74 | static struct snd_usb_midi_endpoint_info quirk_data = { | |
75 | .out_ep = 4, | |
76 | .in_ep = 3, | |
77 | .out_cables = 0x001, | |
78 | .in_cables = 0x001 | |
79 | }; | |
80 | static struct snd_usb_audio_quirk quirk = { | |
81 | .vendor_name = "US144", | |
82 | .product_name = NAME_ALLCAPS, | |
83 | .ifnum = 0, | |
84 | .type = QUIRK_MIDI_US122L, | |
85 | .data = &quirk_data | |
86 | }; | |
a014bbad | 87 | struct usb_device *dev = US122L(card)->dev; |
4f272341 TH |
88 | struct usb_interface *iface = usb_ifnum_to_if(dev, 0); |
89 | ||
d82af9f9 CL |
90 | return snd_usbmidi_create(card, iface, |
91 | &US122L(card)->midi_list, &quirk); | |
4f272341 TH |
92 | } |
93 | ||
030a07e4 KW |
94 | /* |
95 | * Wrapper for usb_control_msg(). | |
96 | * Allocates a temp buffer to prevent dmaing from/to the stack. | |
97 | */ | |
98 | static int us122l_ctl_msg(struct usb_device *dev, unsigned int pipe, | |
99 | __u8 request, __u8 requesttype, | |
100 | __u16 value, __u16 index, void *data, | |
101 | __u16 size, int timeout) | |
102 | { | |
103 | int err; | |
104 | void *buf = NULL; | |
105 | ||
106 | if (size > 0) { | |
107 | buf = kmemdup(data, size, GFP_KERNEL); | |
108 | if (!buf) | |
109 | return -ENOMEM; | |
110 | } | |
111 | err = usb_control_msg(dev, pipe, request, requesttype, | |
112 | value, index, buf, size, timeout); | |
113 | if (size > 0) { | |
114 | memcpy(data, buf, size); | |
115 | kfree(buf); | |
116 | } | |
117 | return err; | |
118 | } | |
119 | ||
120 | static void pt_info_set(struct usb_device *dev, u8 v) | |
121 | { | |
122 | int ret; | |
123 | ||
124 | ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), | |
125 | 'I', | |
126 | USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, | |
127 | v, 0, NULL, 0, 1000); | |
128 | snd_printdd(KERN_DEBUG "%i\n", ret); | |
129 | } | |
130 | ||
131 | static void usb_stream_hwdep_vm_open(struct vm_area_struct *area) | |
132 | { | |
133 | struct us122l *us122l = area->vm_private_data; | |
134 | atomic_inc(&us122l->mmap_count); | |
135 | snd_printdd(KERN_DEBUG "%i\n", atomic_read(&us122l->mmap_count)); | |
136 | } | |
137 | ||
138 | static int usb_stream_hwdep_vm_fault(struct vm_area_struct *area, | |
139 | struct vm_fault *vmf) | |
140 | { | |
141 | unsigned long offset; | |
142 | struct page *page; | |
143 | void *vaddr; | |
144 | struct us122l *us122l = area->vm_private_data; | |
145 | struct usb_stream *s; | |
030a07e4 KW |
146 | |
147 | mutex_lock(&us122l->mutex); | |
148 | s = us122l->sk.s; | |
149 | if (!s) | |
428ffb71 | 150 | goto unlock; |
030a07e4 KW |
151 | |
152 | offset = vmf->pgoff << PAGE_SHIFT; | |
153 | if (offset < PAGE_ALIGN(s->read_size)) | |
154 | vaddr = (char *)s + offset; | |
155 | else { | |
156 | offset -= PAGE_ALIGN(s->read_size); | |
157 | if (offset >= PAGE_ALIGN(s->write_size)) | |
428ffb71 | 158 | goto unlock; |
030a07e4 KW |
159 | |
160 | vaddr = us122l->sk.write_page + offset; | |
161 | } | |
162 | page = virt_to_page(vaddr); | |
163 | ||
164 | get_page(page); | |
165 | mutex_unlock(&us122l->mutex); | |
166 | ||
167 | vmf->page = page; | |
428ffb71 LZ |
168 | |
169 | return 0; | |
170 | unlock: | |
171 | mutex_unlock(&us122l->mutex); | |
172 | return VM_FAULT_SIGBUS; | |
030a07e4 KW |
173 | } |
174 | ||
175 | static void usb_stream_hwdep_vm_close(struct vm_area_struct *area) | |
176 | { | |
177 | struct us122l *us122l = area->vm_private_data; | |
178 | atomic_dec(&us122l->mmap_count); | |
179 | snd_printdd(KERN_DEBUG "%i\n", atomic_read(&us122l->mmap_count)); | |
180 | } | |
181 | ||
f0f37e2f | 182 | static const struct vm_operations_struct usb_stream_hwdep_vm_ops = { |
030a07e4 KW |
183 | .open = usb_stream_hwdep_vm_open, |
184 | .fault = usb_stream_hwdep_vm_fault, | |
185 | .close = usb_stream_hwdep_vm_close, | |
186 | }; | |
187 | ||
188 | ||
189 | static int usb_stream_hwdep_open(struct snd_hwdep *hw, struct file *file) | |
190 | { | |
191 | struct us122l *us122l = hw->private_data; | |
192 | struct usb_interface *iface; | |
193 | snd_printdd(KERN_DEBUG "%p %p\n", hw, file); | |
194 | if (hw->used >= 2) | |
195 | return -EBUSY; | |
196 | ||
197 | if (!us122l->first) | |
198 | us122l->first = file; | |
4f272341 | 199 | |
2b6f6c0d TH |
200 | if (us122l->dev->descriptor.idProduct == USB_ID_US144 || |
201 | us122l->dev->descriptor.idProduct == USB_ID_US144MKII) { | |
a014bbad | 202 | iface = usb_ifnum_to_if(us122l->dev, 0); |
4f272341 TH |
203 | usb_autopm_get_interface(iface); |
204 | } | |
a014bbad | 205 | iface = usb_ifnum_to_if(us122l->dev, 1); |
030a07e4 KW |
206 | usb_autopm_get_interface(iface); |
207 | return 0; | |
208 | } | |
209 | ||
210 | static int usb_stream_hwdep_release(struct snd_hwdep *hw, struct file *file) | |
211 | { | |
212 | struct us122l *us122l = hw->private_data; | |
4f272341 | 213 | struct usb_interface *iface; |
030a07e4 | 214 | snd_printdd(KERN_DEBUG "%p %p\n", hw, file); |
4f272341 | 215 | |
2b6f6c0d TH |
216 | if (us122l->dev->descriptor.idProduct == USB_ID_US144 || |
217 | us122l->dev->descriptor.idProduct == USB_ID_US144MKII) { | |
a014bbad | 218 | iface = usb_ifnum_to_if(us122l->dev, 0); |
4f272341 TH |
219 | usb_autopm_put_interface(iface); |
220 | } | |
a014bbad | 221 | iface = usb_ifnum_to_if(us122l->dev, 1); |
030a07e4 KW |
222 | usb_autopm_put_interface(iface); |
223 | if (us122l->first == file) | |
224 | us122l->first = NULL; | |
225 | mutex_lock(&us122l->mutex); | |
226 | if (us122l->master == file) | |
227 | us122l->master = us122l->slave; | |
228 | ||
229 | us122l->slave = NULL; | |
230 | mutex_unlock(&us122l->mutex); | |
231 | return 0; | |
232 | } | |
233 | ||
234 | static int usb_stream_hwdep_mmap(struct snd_hwdep *hw, | |
235 | struct file *filp, struct vm_area_struct *area) | |
236 | { | |
237 | unsigned long size = area->vm_end - area->vm_start; | |
238 | struct us122l *us122l = hw->private_data; | |
239 | unsigned long offset; | |
240 | struct usb_stream *s; | |
241 | int err = 0; | |
242 | bool read; | |
243 | ||
244 | offset = area->vm_pgoff << PAGE_SHIFT; | |
245 | mutex_lock(&us122l->mutex); | |
246 | s = us122l->sk.s; | |
247 | read = offset < s->read_size; | |
248 | if (read && area->vm_flags & VM_WRITE) { | |
249 | err = -EPERM; | |
250 | goto out; | |
251 | } | |
252 | snd_printdd(KERN_DEBUG "%lu %u\n", size, | |
253 | read ? s->read_size : s->write_size); | |
254 | /* if userspace tries to mmap beyond end of our buffer, fail */ | |
255 | if (size > PAGE_ALIGN(read ? s->read_size : s->write_size)) { | |
256 | snd_printk(KERN_WARNING "%lu > %u\n", size, | |
257 | read ? s->read_size : s->write_size); | |
258 | err = -EINVAL; | |
259 | goto out; | |
260 | } | |
261 | ||
262 | area->vm_ops = &usb_stream_hwdep_vm_ops; | |
263 | area->vm_flags |= VM_RESERVED; | |
264 | area->vm_private_data = us122l; | |
265 | atomic_inc(&us122l->mmap_count); | |
266 | out: | |
267 | mutex_unlock(&us122l->mutex); | |
268 | return err; | |
269 | } | |
270 | ||
271 | static unsigned int usb_stream_hwdep_poll(struct snd_hwdep *hw, | |
272 | struct file *file, poll_table *wait) | |
273 | { | |
274 | struct us122l *us122l = hw->private_data; | |
275 | struct usb_stream *s = us122l->sk.s; | |
276 | unsigned *polled; | |
277 | unsigned int mask; | |
278 | ||
279 | poll_wait(file, &us122l->sk.sleep, wait); | |
280 | ||
281 | switch (s->state) { | |
282 | case usb_stream_ready: | |
283 | if (us122l->first == file) | |
284 | polled = &s->periods_polled; | |
285 | else | |
286 | polled = &us122l->second_periods_polled; | |
287 | if (*polled != s->periods_done) { | |
288 | *polled = s->periods_done; | |
289 | mask = POLLIN | POLLOUT | POLLWRNORM; | |
290 | break; | |
291 | } | |
292 | /* Fall through */ | |
293 | mask = 0; | |
294 | break; | |
295 | default: | |
296 | mask = POLLIN | POLLOUT | POLLWRNORM | POLLERR; | |
297 | break; | |
298 | } | |
299 | return mask; | |
300 | } | |
301 | ||
302 | static void us122l_stop(struct us122l *us122l) | |
303 | { | |
304 | struct list_head *p; | |
d82af9f9 | 305 | list_for_each(p, &us122l->midi_list) |
030a07e4 KW |
306 | snd_usbmidi_input_stop(p); |
307 | ||
308 | usb_stream_stop(&us122l->sk); | |
309 | usb_stream_free(&us122l->sk); | |
310 | } | |
311 | ||
312 | static int us122l_set_sample_rate(struct usb_device *dev, int rate) | |
313 | { | |
314 | unsigned int ep = 0x81; | |
315 | unsigned char data[3]; | |
316 | int err; | |
317 | ||
318 | data[0] = rate; | |
319 | data[1] = rate >> 8; | |
320 | data[2] = rate >> 16; | |
de48c7bc | 321 | err = us122l_ctl_msg(dev, usb_sndctrlpipe(dev, 0), UAC_SET_CUR, |
030a07e4 | 322 | USB_TYPE_CLASS|USB_RECIP_ENDPOINT|USB_DIR_OUT, |
de48c7bc | 323 | UAC_EP_CS_ATTR_SAMPLE_RATE << 8, ep, data, 3, 1000); |
030a07e4 KW |
324 | if (err < 0) |
325 | snd_printk(KERN_ERR "%d: cannot set freq %d to ep 0x%x\n", | |
326 | dev->devnum, rate, ep); | |
327 | return err; | |
328 | } | |
329 | ||
330 | static bool us122l_start(struct us122l *us122l, | |
331 | unsigned rate, unsigned period_frames) | |
332 | { | |
333 | struct list_head *p; | |
334 | int err; | |
335 | unsigned use_packsize = 0; | |
336 | bool success = false; | |
337 | ||
a014bbad | 338 | if (us122l->dev->speed == USB_SPEED_HIGH) { |
030a07e4 KW |
339 | /* The us-122l's descriptor defaults to iso max_packsize 78, |
340 | which isn't needed for samplerates <= 48000. | |
341 | Lets save some memory: | |
342 | */ | |
343 | switch (rate) { | |
344 | case 44100: | |
345 | use_packsize = 36; | |
346 | break; | |
347 | case 48000: | |
348 | use_packsize = 42; | |
349 | break; | |
350 | case 88200: | |
351 | use_packsize = 72; | |
352 | break; | |
353 | } | |
354 | } | |
a014bbad | 355 | if (!usb_stream_new(&us122l->sk, us122l->dev, 1, 2, |
030a07e4 KW |
356 | rate, use_packsize, period_frames, 6)) |
357 | goto out; | |
358 | ||
a014bbad | 359 | err = us122l_set_sample_rate(us122l->dev, rate); |
030a07e4 KW |
360 | if (err < 0) { |
361 | us122l_stop(us122l); | |
362 | snd_printk(KERN_ERR "us122l_set_sample_rate error \n"); | |
363 | goto out; | |
364 | } | |
365 | err = usb_stream_start(&us122l->sk); | |
366 | if (err < 0) { | |
367 | us122l_stop(us122l); | |
368 | snd_printk(KERN_ERR "us122l_start error %i \n", err); | |
369 | goto out; | |
370 | } | |
d82af9f9 | 371 | list_for_each(p, &us122l->midi_list) |
030a07e4 KW |
372 | snd_usbmidi_input_start(p); |
373 | success = true; | |
374 | out: | |
375 | return success; | |
376 | } | |
377 | ||
378 | static int usb_stream_hwdep_ioctl(struct snd_hwdep *hw, struct file *file, | |
379 | unsigned cmd, unsigned long arg) | |
380 | { | |
381 | struct usb_stream_config *cfg; | |
382 | struct us122l *us122l = hw->private_data; | |
383 | unsigned min_period_frames; | |
384 | int err = 0; | |
385 | bool high_speed; | |
386 | ||
387 | if (cmd != SNDRV_USB_STREAM_IOCTL_SET_PARAMS) | |
388 | return -ENOTTY; | |
389 | ||
85385c15 LZ |
390 | cfg = memdup_user((void *)arg, sizeof(*cfg)); |
391 | if (IS_ERR(cfg)) | |
392 | return PTR_ERR(cfg); | |
030a07e4 | 393 | |
030a07e4 KW |
394 | if (cfg->version != USB_STREAM_INTERFACE_VERSION) { |
395 | err = -ENXIO; | |
396 | goto free; | |
397 | } | |
a014bbad | 398 | high_speed = us122l->dev->speed == USB_SPEED_HIGH; |
030a07e4 KW |
399 | if ((cfg->sample_rate != 44100 && cfg->sample_rate != 48000 && |
400 | (!high_speed || | |
401 | (cfg->sample_rate != 88200 && cfg->sample_rate != 96000))) || | |
402 | cfg->frame_size != 6 || | |
403 | cfg->period_frames > 0x3000) { | |
404 | err = -EINVAL; | |
405 | goto free; | |
406 | } | |
407 | switch (cfg->sample_rate) { | |
408 | case 44100: | |
409 | min_period_frames = 48; | |
410 | break; | |
411 | case 48000: | |
412 | min_period_frames = 52; | |
413 | break; | |
414 | default: | |
415 | min_period_frames = 104; | |
416 | break; | |
417 | } | |
418 | if (!high_speed) | |
419 | min_period_frames <<= 1; | |
420 | if (cfg->period_frames < min_period_frames) { | |
421 | err = -EINVAL; | |
422 | goto free; | |
423 | } | |
424 | ||
425 | snd_power_wait(hw->card, SNDRV_CTL_POWER_D0); | |
426 | ||
427 | mutex_lock(&us122l->mutex); | |
428 | if (!us122l->master) | |
429 | us122l->master = file; | |
430 | else if (us122l->master != file) { | |
431 | if (memcmp(cfg, &us122l->sk.s->cfg, sizeof(*cfg))) { | |
432 | err = -EIO; | |
433 | goto unlock; | |
434 | } | |
435 | us122l->slave = file; | |
436 | } | |
437 | if (!us122l->sk.s || | |
438 | memcmp(cfg, &us122l->sk.s->cfg, sizeof(*cfg)) || | |
439 | us122l->sk.s->state == usb_stream_xrun) { | |
440 | us122l_stop(us122l); | |
441 | if (!us122l_start(us122l, cfg->sample_rate, cfg->period_frames)) | |
442 | err = -EIO; | |
443 | else | |
444 | err = 1; | |
445 | } | |
446 | unlock: | |
447 | mutex_unlock(&us122l->mutex); | |
448 | free: | |
449 | kfree(cfg); | |
450 | return err; | |
451 | } | |
452 | ||
453 | #define SND_USB_STREAM_ID "USB STREAM" | |
454 | static int usb_stream_hwdep_new(struct snd_card *card) | |
455 | { | |
456 | int err; | |
457 | struct snd_hwdep *hw; | |
a014bbad | 458 | struct usb_device *dev = US122L(card)->dev; |
030a07e4 KW |
459 | |
460 | err = snd_hwdep_new(card, SND_USB_STREAM_ID, 0, &hw); | |
461 | if (err < 0) | |
462 | return err; | |
463 | ||
464 | hw->iface = SNDRV_HWDEP_IFACE_USB_STREAM; | |
465 | hw->private_data = US122L(card); | |
466 | hw->ops.open = usb_stream_hwdep_open; | |
467 | hw->ops.release = usb_stream_hwdep_release; | |
468 | hw->ops.ioctl = usb_stream_hwdep_ioctl; | |
469 | hw->ops.ioctl_compat = usb_stream_hwdep_ioctl; | |
470 | hw->ops.mmap = usb_stream_hwdep_mmap; | |
471 | hw->ops.poll = usb_stream_hwdep_poll; | |
472 | ||
473 | sprintf(hw->name, "/proc/bus/usb/%03d/%03d/hwdeppcm", | |
474 | dev->bus->busnum, dev->devnum); | |
475 | return 0; | |
476 | } | |
477 | ||
478 | ||
479 | static bool us122l_create_card(struct snd_card *card) | |
480 | { | |
481 | int err; | |
482 | struct us122l *us122l = US122L(card); | |
483 | ||
2b6f6c0d TH |
484 | if (us122l->dev->descriptor.idProduct == USB_ID_US144 || |
485 | us122l->dev->descriptor.idProduct == USB_ID_US144MKII) { | |
a014bbad | 486 | err = usb_set_interface(us122l->dev, 0, 1); |
4f272341 TH |
487 | if (err) { |
488 | snd_printk(KERN_ERR "usb_set_interface error \n"); | |
489 | return false; | |
490 | } | |
491 | } | |
a014bbad | 492 | err = usb_set_interface(us122l->dev, 1, 1); |
030a07e4 KW |
493 | if (err) { |
494 | snd_printk(KERN_ERR "usb_set_interface error \n"); | |
495 | return false; | |
496 | } | |
497 | ||
a014bbad CL |
498 | pt_info_set(us122l->dev, 0x11); |
499 | pt_info_set(us122l->dev, 0x10); | |
030a07e4 KW |
500 | |
501 | if (!us122l_start(us122l, 44100, 256)) | |
502 | return false; | |
503 | ||
2b6f6c0d TH |
504 | if (us122l->dev->descriptor.idProduct == USB_ID_US144 || |
505 | us122l->dev->descriptor.idProduct == USB_ID_US144MKII) | |
4f272341 TH |
506 | err = us144_create_usbmidi(card); |
507 | else | |
508 | err = us122l_create_usbmidi(card); | |
030a07e4 KW |
509 | if (err < 0) { |
510 | snd_printk(KERN_ERR "us122l_create_usbmidi error %i \n", err); | |
511 | us122l_stop(us122l); | |
512 | return false; | |
513 | } | |
514 | err = usb_stream_hwdep_new(card); | |
515 | if (err < 0) { | |
516 | /* release the midi resources */ | |
517 | struct list_head *p; | |
d82af9f9 | 518 | list_for_each(p, &us122l->midi_list) |
030a07e4 KW |
519 | snd_usbmidi_disconnect(p); |
520 | ||
521 | us122l_stop(us122l); | |
522 | return false; | |
523 | } | |
524 | return true; | |
525 | } | |
526 | ||
5d4af1be KW |
527 | static void snd_us122l_free(struct snd_card *card) |
528 | { | |
529 | struct us122l *us122l = US122L(card); | |
a014bbad | 530 | int index = us122l->card_index; |
5d4af1be KW |
531 | if (index >= 0 && index < SNDRV_CARDS) |
532 | snd_us122l_card_used[index] = 0; | |
533 | } | |
534 | ||
51721f70 | 535 | static int usx2y_create_card(struct usb_device *device, struct snd_card **cardp) |
030a07e4 KW |
536 | { |
537 | int dev; | |
538 | struct snd_card *card; | |
bd7dd77c TI |
539 | int err; |
540 | ||
030a07e4 KW |
541 | for (dev = 0; dev < SNDRV_CARDS; ++dev) |
542 | if (enable[dev] && !snd_us122l_card_used[dev]) | |
543 | break; | |
544 | if (dev >= SNDRV_CARDS) | |
51721f70 | 545 | return -ENODEV; |
bd7dd77c TI |
546 | err = snd_card_create(index[dev], id[dev], THIS_MODULE, |
547 | sizeof(struct us122l), &card); | |
548 | if (err < 0) | |
51721f70 | 549 | return err; |
a014bbad | 550 | snd_us122l_card_used[US122L(card)->card_index = dev] = 1; |
5d4af1be | 551 | card->private_free = snd_us122l_free; |
a014bbad | 552 | US122L(card)->dev = device; |
030a07e4 KW |
553 | mutex_init(&US122L(card)->mutex); |
554 | init_waitqueue_head(&US122L(card)->sk.sleep); | |
d82af9f9 | 555 | INIT_LIST_HEAD(&US122L(card)->midi_list); |
030a07e4 KW |
556 | strcpy(card->driver, "USB "NAME_ALLCAPS""); |
557 | sprintf(card->shortname, "TASCAM "NAME_ALLCAPS""); | |
558 | sprintf(card->longname, "%s (%x:%x if %d at %03d/%03d)", | |
559 | card->shortname, | |
560 | le16_to_cpu(device->descriptor.idVendor), | |
561 | le16_to_cpu(device->descriptor.idProduct), | |
562 | 0, | |
a014bbad CL |
563 | US122L(card)->dev->bus->busnum, |
564 | US122L(card)->dev->devnum | |
030a07e4 | 565 | ); |
51721f70 TI |
566 | *cardp = card; |
567 | return 0; | |
030a07e4 KW |
568 | } |
569 | ||
51721f70 TI |
570 | static int us122l_usb_probe(struct usb_interface *intf, |
571 | const struct usb_device_id *device_id, | |
572 | struct snd_card **cardp) | |
030a07e4 KW |
573 | { |
574 | struct usb_device *device = interface_to_usbdev(intf); | |
51721f70 TI |
575 | struct snd_card *card; |
576 | int err; | |
030a07e4 | 577 | |
51721f70 TI |
578 | err = usx2y_create_card(device, &card); |
579 | if (err < 0) | |
580 | return err; | |
030a07e4 | 581 | |
3f5d3465 | 582 | snd_card_set_dev(card, &intf->dev); |
51721f70 | 583 | if (!us122l_create_card(card)) { |
030a07e4 | 584 | snd_card_free(card); |
51721f70 TI |
585 | return -EINVAL; |
586 | } | |
587 | ||
588 | err = snd_card_register(card); | |
589 | if (err < 0) { | |
590 | snd_card_free(card); | |
591 | return err; | |
030a07e4 KW |
592 | } |
593 | ||
4f272341 | 594 | usb_get_intf(usb_ifnum_to_if(device, 0)); |
030a07e4 | 595 | usb_get_dev(device); |
51721f70 TI |
596 | *cardp = card; |
597 | return 0; | |
030a07e4 KW |
598 | } |
599 | ||
600 | static int snd_us122l_probe(struct usb_interface *intf, | |
601 | const struct usb_device_id *id) | |
602 | { | |
4f272341 | 603 | struct usb_device *device = interface_to_usbdev(intf); |
030a07e4 | 604 | struct snd_card *card; |
51721f70 TI |
605 | int err; |
606 | ||
2b6f6c0d TH |
607 | if ((device->descriptor.idProduct == USB_ID_US144 || |
608 | device->descriptor.idProduct == USB_ID_US144MKII) | |
4f272341 TH |
609 | && device->speed == USB_SPEED_HIGH) { |
610 | snd_printk(KERN_ERR "disable ehci-hcd to run US-144 \n"); | |
a688e488 | 611 | return -ENODEV; |
4f272341 TH |
612 | } |
613 | ||
030a07e4 KW |
614 | snd_printdd(KERN_DEBUG"%p:%i\n", |
615 | intf, intf->cur_altsetting->desc.bInterfaceNumber); | |
616 | if (intf->cur_altsetting->desc.bInterfaceNumber != 1) | |
617 | return 0; | |
618 | ||
51721f70 TI |
619 | err = us122l_usb_probe(usb_get_intf(intf), id, &card); |
620 | if (err < 0) { | |
621 | usb_put_intf(intf); | |
622 | return err; | |
030a07e4 KW |
623 | } |
624 | ||
51721f70 TI |
625 | usb_set_intfdata(intf, card); |
626 | return 0; | |
030a07e4 KW |
627 | } |
628 | ||
629 | static void snd_us122l_disconnect(struct usb_interface *intf) | |
630 | { | |
631 | struct snd_card *card; | |
632 | struct us122l *us122l; | |
633 | struct list_head *p; | |
634 | ||
635 | card = usb_get_intfdata(intf); | |
636 | if (!card) | |
637 | return; | |
638 | ||
639 | snd_card_disconnect(card); | |
640 | ||
641 | us122l = US122L(card); | |
642 | mutex_lock(&us122l->mutex); | |
643 | us122l_stop(us122l); | |
644 | mutex_unlock(&us122l->mutex); | |
030a07e4 KW |
645 | |
646 | /* release the midi resources */ | |
d82af9f9 | 647 | list_for_each(p, &us122l->midi_list) { |
030a07e4 KW |
648 | snd_usbmidi_disconnect(p); |
649 | } | |
650 | ||
a014bbad CL |
651 | usb_put_intf(usb_ifnum_to_if(us122l->dev, 0)); |
652 | usb_put_intf(usb_ifnum_to_if(us122l->dev, 1)); | |
653 | usb_put_dev(us122l->dev); | |
030a07e4 KW |
654 | |
655 | while (atomic_read(&us122l->mmap_count)) | |
656 | msleep(500); | |
657 | ||
658 | snd_card_free(card); | |
659 | } | |
660 | ||
661 | static int snd_us122l_suspend(struct usb_interface *intf, pm_message_t message) | |
662 | { | |
663 | struct snd_card *card; | |
664 | struct us122l *us122l; | |
665 | struct list_head *p; | |
666 | ||
f4e9749f | 667 | card = usb_get_intfdata(intf); |
030a07e4 KW |
668 | if (!card) |
669 | return 0; | |
670 | snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); | |
671 | ||
672 | us122l = US122L(card); | |
673 | if (!us122l) | |
674 | return 0; | |
675 | ||
d82af9f9 | 676 | list_for_each(p, &us122l->midi_list) |
030a07e4 KW |
677 | snd_usbmidi_input_stop(p); |
678 | ||
679 | mutex_lock(&us122l->mutex); | |
680 | usb_stream_stop(&us122l->sk); | |
681 | mutex_unlock(&us122l->mutex); | |
682 | ||
683 | return 0; | |
684 | } | |
685 | ||
686 | static int snd_us122l_resume(struct usb_interface *intf) | |
687 | { | |
688 | struct snd_card *card; | |
689 | struct us122l *us122l; | |
690 | struct list_head *p; | |
691 | int err; | |
692 | ||
f4e9749f | 693 | card = usb_get_intfdata(intf); |
030a07e4 KW |
694 | if (!card) |
695 | return 0; | |
696 | ||
697 | us122l = US122L(card); | |
698 | if (!us122l) | |
699 | return 0; | |
700 | ||
701 | mutex_lock(&us122l->mutex); | |
702 | /* needed, doesn't restart without: */ | |
2b6f6c0d TH |
703 | if (us122l->dev->descriptor.idProduct == USB_ID_US144 || |
704 | us122l->dev->descriptor.idProduct == USB_ID_US144MKII) { | |
a014bbad | 705 | err = usb_set_interface(us122l->dev, 0, 1); |
4f272341 TH |
706 | if (err) { |
707 | snd_printk(KERN_ERR "usb_set_interface error \n"); | |
708 | goto unlock; | |
709 | } | |
710 | } | |
a014bbad | 711 | err = usb_set_interface(us122l->dev, 1, 1); |
030a07e4 KW |
712 | if (err) { |
713 | snd_printk(KERN_ERR "usb_set_interface error \n"); | |
714 | goto unlock; | |
715 | } | |
716 | ||
a014bbad CL |
717 | pt_info_set(us122l->dev, 0x11); |
718 | pt_info_set(us122l->dev, 0x10); | |
030a07e4 | 719 | |
a014bbad | 720 | err = us122l_set_sample_rate(us122l->dev, |
030a07e4 KW |
721 | us122l->sk.s->cfg.sample_rate); |
722 | if (err < 0) { | |
723 | snd_printk(KERN_ERR "us122l_set_sample_rate error \n"); | |
724 | goto unlock; | |
725 | } | |
726 | err = usb_stream_start(&us122l->sk); | |
727 | if (err) | |
728 | goto unlock; | |
729 | ||
d82af9f9 | 730 | list_for_each(p, &us122l->midi_list) |
030a07e4 KW |
731 | snd_usbmidi_input_start(p); |
732 | unlock: | |
733 | mutex_unlock(&us122l->mutex); | |
734 | snd_power_change_state(card, SNDRV_CTL_POWER_D0); | |
735 | return err; | |
736 | } | |
737 | ||
738 | static struct usb_device_id snd_us122l_usb_id_table[] = { | |
739 | { | |
740 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
741 | .idVendor = 0x0644, | |
742 | .idProduct = USB_ID_US122L | |
743 | }, | |
4f272341 TH |
744 | { /* US-144 only works at USB1.1! Disable module ehci-hcd. */ |
745 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
746 | .idVendor = 0x0644, | |
747 | .idProduct = USB_ID_US144 | |
748 | }, | |
2b6f6c0d TH |
749 | { |
750 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
751 | .idVendor = 0x0644, | |
752 | .idProduct = USB_ID_US122MKII | |
753 | }, | |
754 | { | |
755 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
756 | .idVendor = 0x0644, | |
757 | .idProduct = USB_ID_US144MKII | |
758 | }, | |
030a07e4 KW |
759 | { /* terminator */ } |
760 | }; | |
761 | ||
762 | MODULE_DEVICE_TABLE(usb, snd_us122l_usb_id_table); | |
763 | static struct usb_driver snd_us122l_usb_driver = { | |
764 | .name = "snd-usb-us122l", | |
765 | .probe = snd_us122l_probe, | |
766 | .disconnect = snd_us122l_disconnect, | |
767 | .suspend = snd_us122l_suspend, | |
768 | .resume = snd_us122l_resume, | |
769 | .reset_resume = snd_us122l_resume, | |
770 | .id_table = snd_us122l_usb_id_table, | |
771 | .supports_autosuspend = 1 | |
772 | }; | |
773 | ||
774 | ||
775 | static int __init snd_us122l_module_init(void) | |
776 | { | |
777 | return usb_register(&snd_us122l_usb_driver); | |
778 | } | |
779 | ||
780 | static void __exit snd_us122l_module_exit(void) | |
781 | { | |
782 | usb_deregister(&snd_us122l_usb_driver); | |
783 | } | |
784 | ||
785 | module_init(snd_us122l_module_init) | |
786 | module_exit(snd_us122l_module_exit) |