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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 | ||
5a0e3ad6 | 19 | #include <linux/slab.h> |
de48c7bc DM |
20 | #include <linux/usb.h> |
21 | #include <linux/usb/audio.h> | |
da155d5b | 22 | #include <linux/module.h> |
030a07e4 KW |
23 | #include <sound/core.h> |
24 | #include <sound/hwdep.h> | |
25 | #include <sound/pcm.h> | |
26 | #include <sound/initval.h> | |
27 | #define MODNAME "US122L" | |
28 | #include "usb_stream.c" | |
29 | #include "../usbaudio.h" | |
e5779998 | 30 | #include "../midi.h" |
030a07e4 KW |
31 | #include "us122l.h" |
32 | ||
33 | MODULE_AUTHOR("Karsten Wiese <fzu@wemgehoertderstaat.de>"); | |
34 | MODULE_DESCRIPTION("TASCAM "NAME_ALLCAPS" Version 0.5"); | |
35 | MODULE_LICENSE("GPL"); | |
36 | ||
37 | static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-max */ | |
38 | static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* Id for this card */ | |
39 | /* Enable this card */ | |
a67ff6a5 | 40 | static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; |
030a07e4 KW |
41 | |
42 | module_param_array(index, int, NULL, 0444); | |
43 | MODULE_PARM_DESC(index, "Index value for "NAME_ALLCAPS"."); | |
44 | module_param_array(id, charp, NULL, 0444); | |
45 | MODULE_PARM_DESC(id, "ID string for "NAME_ALLCAPS"."); | |
46 | module_param_array(enable, bool, NULL, 0444); | |
47 | MODULE_PARM_DESC(enable, "Enable "NAME_ALLCAPS"."); | |
48 | ||
49 | static int snd_us122l_card_used[SNDRV_CARDS]; | |
50 | ||
51 | ||
52 | static int us122l_create_usbmidi(struct snd_card *card) | |
53 | { | |
54 | static struct snd_usb_midi_endpoint_info quirk_data = { | |
55 | .out_ep = 4, | |
56 | .in_ep = 3, | |
57 | .out_cables = 0x001, | |
58 | .in_cables = 0x001 | |
59 | }; | |
60 | static struct snd_usb_audio_quirk quirk = { | |
61 | .vendor_name = "US122L", | |
62 | .product_name = NAME_ALLCAPS, | |
63 | .ifnum = 1, | |
64 | .type = QUIRK_MIDI_US122L, | |
65 | .data = &quirk_data | |
66 | }; | |
a014bbad | 67 | struct usb_device *dev = US122L(card)->dev; |
030a07e4 KW |
68 | struct usb_interface *iface = usb_ifnum_to_if(dev, 1); |
69 | ||
d82af9f9 CL |
70 | return snd_usbmidi_create(card, iface, |
71 | &US122L(card)->midi_list, &quirk); | |
030a07e4 KW |
72 | } |
73 | ||
4f272341 TH |
74 | static int us144_create_usbmidi(struct snd_card *card) |
75 | { | |
76 | static struct snd_usb_midi_endpoint_info quirk_data = { | |
77 | .out_ep = 4, | |
78 | .in_ep = 3, | |
79 | .out_cables = 0x001, | |
80 | .in_cables = 0x001 | |
81 | }; | |
82 | static struct snd_usb_audio_quirk quirk = { | |
83 | .vendor_name = "US144", | |
84 | .product_name = NAME_ALLCAPS, | |
85 | .ifnum = 0, | |
86 | .type = QUIRK_MIDI_US122L, | |
87 | .data = &quirk_data | |
88 | }; | |
a014bbad | 89 | struct usb_device *dev = US122L(card)->dev; |
4f272341 TH |
90 | struct usb_interface *iface = usb_ifnum_to_if(dev, 0); |
91 | ||
d82af9f9 CL |
92 | return snd_usbmidi_create(card, iface, |
93 | &US122L(card)->midi_list, &quirk); | |
4f272341 TH |
94 | } |
95 | ||
030a07e4 KW |
96 | /* |
97 | * Wrapper for usb_control_msg(). | |
98 | * Allocates a temp buffer to prevent dmaing from/to the stack. | |
99 | */ | |
100 | static int us122l_ctl_msg(struct usb_device *dev, unsigned int pipe, | |
101 | __u8 request, __u8 requesttype, | |
102 | __u16 value, __u16 index, void *data, | |
103 | __u16 size, int timeout) | |
104 | { | |
105 | int err; | |
106 | void *buf = NULL; | |
107 | ||
108 | if (size > 0) { | |
109 | buf = kmemdup(data, size, GFP_KERNEL); | |
110 | if (!buf) | |
111 | return -ENOMEM; | |
112 | } | |
113 | err = usb_control_msg(dev, pipe, request, requesttype, | |
114 | value, index, buf, size, timeout); | |
115 | if (size > 0) { | |
116 | memcpy(data, buf, size); | |
117 | kfree(buf); | |
118 | } | |
119 | return err; | |
120 | } | |
121 | ||
122 | static void pt_info_set(struct usb_device *dev, u8 v) | |
123 | { | |
124 | int ret; | |
125 | ||
126 | ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), | |
127 | 'I', | |
128 | USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, | |
129 | v, 0, NULL, 0, 1000); | |
130 | snd_printdd(KERN_DEBUG "%i\n", ret); | |
131 | } | |
132 | ||
133 | static void usb_stream_hwdep_vm_open(struct vm_area_struct *area) | |
134 | { | |
135 | struct us122l *us122l = area->vm_private_data; | |
136 | atomic_inc(&us122l->mmap_count); | |
137 | snd_printdd(KERN_DEBUG "%i\n", atomic_read(&us122l->mmap_count)); | |
138 | } | |
139 | ||
140 | static int usb_stream_hwdep_vm_fault(struct vm_area_struct *area, | |
141 | struct vm_fault *vmf) | |
142 | { | |
143 | unsigned long offset; | |
144 | struct page *page; | |
145 | void *vaddr; | |
146 | struct us122l *us122l = area->vm_private_data; | |
147 | struct usb_stream *s; | |
030a07e4 KW |
148 | |
149 | mutex_lock(&us122l->mutex); | |
150 | s = us122l->sk.s; | |
151 | if (!s) | |
428ffb71 | 152 | goto unlock; |
030a07e4 KW |
153 | |
154 | offset = vmf->pgoff << PAGE_SHIFT; | |
155 | if (offset < PAGE_ALIGN(s->read_size)) | |
156 | vaddr = (char *)s + offset; | |
157 | else { | |
158 | offset -= PAGE_ALIGN(s->read_size); | |
159 | if (offset >= PAGE_ALIGN(s->write_size)) | |
428ffb71 | 160 | goto unlock; |
030a07e4 KW |
161 | |
162 | vaddr = us122l->sk.write_page + offset; | |
163 | } | |
164 | page = virt_to_page(vaddr); | |
165 | ||
166 | get_page(page); | |
167 | mutex_unlock(&us122l->mutex); | |
168 | ||
169 | vmf->page = page; | |
428ffb71 LZ |
170 | |
171 | return 0; | |
172 | unlock: | |
173 | mutex_unlock(&us122l->mutex); | |
174 | return VM_FAULT_SIGBUS; | |
030a07e4 KW |
175 | } |
176 | ||
177 | static void usb_stream_hwdep_vm_close(struct vm_area_struct *area) | |
178 | { | |
179 | struct us122l *us122l = area->vm_private_data; | |
180 | atomic_dec(&us122l->mmap_count); | |
181 | snd_printdd(KERN_DEBUG "%i\n", atomic_read(&us122l->mmap_count)); | |
182 | } | |
183 | ||
f0f37e2f | 184 | static const struct vm_operations_struct usb_stream_hwdep_vm_ops = { |
030a07e4 KW |
185 | .open = usb_stream_hwdep_vm_open, |
186 | .fault = usb_stream_hwdep_vm_fault, | |
187 | .close = usb_stream_hwdep_vm_close, | |
188 | }; | |
189 | ||
190 | ||
191 | static int usb_stream_hwdep_open(struct snd_hwdep *hw, struct file *file) | |
192 | { | |
193 | struct us122l *us122l = hw->private_data; | |
194 | struct usb_interface *iface; | |
195 | snd_printdd(KERN_DEBUG "%p %p\n", hw, file); | |
196 | if (hw->used >= 2) | |
197 | return -EBUSY; | |
198 | ||
199 | if (!us122l->first) | |
200 | us122l->first = file; | |
4f272341 | 201 | |
2b6f6c0d TH |
202 | if (us122l->dev->descriptor.idProduct == USB_ID_US144 || |
203 | us122l->dev->descriptor.idProduct == USB_ID_US144MKII) { | |
a014bbad | 204 | iface = usb_ifnum_to_if(us122l->dev, 0); |
4f272341 TH |
205 | usb_autopm_get_interface(iface); |
206 | } | |
a014bbad | 207 | iface = usb_ifnum_to_if(us122l->dev, 1); |
030a07e4 KW |
208 | usb_autopm_get_interface(iface); |
209 | return 0; | |
210 | } | |
211 | ||
212 | static int usb_stream_hwdep_release(struct snd_hwdep *hw, struct file *file) | |
213 | { | |
214 | struct us122l *us122l = hw->private_data; | |
4f272341 | 215 | struct usb_interface *iface; |
030a07e4 | 216 | snd_printdd(KERN_DEBUG "%p %p\n", hw, file); |
4f272341 | 217 | |
2b6f6c0d TH |
218 | if (us122l->dev->descriptor.idProduct == USB_ID_US144 || |
219 | us122l->dev->descriptor.idProduct == USB_ID_US144MKII) { | |
a014bbad | 220 | iface = usb_ifnum_to_if(us122l->dev, 0); |
4f272341 TH |
221 | usb_autopm_put_interface(iface); |
222 | } | |
a014bbad | 223 | iface = usb_ifnum_to_if(us122l->dev, 1); |
030a07e4 KW |
224 | usb_autopm_put_interface(iface); |
225 | if (us122l->first == file) | |
226 | us122l->first = NULL; | |
227 | mutex_lock(&us122l->mutex); | |
228 | if (us122l->master == file) | |
229 | us122l->master = us122l->slave; | |
230 | ||
231 | us122l->slave = NULL; | |
232 | mutex_unlock(&us122l->mutex); | |
233 | return 0; | |
234 | } | |
235 | ||
236 | static int usb_stream_hwdep_mmap(struct snd_hwdep *hw, | |
237 | struct file *filp, struct vm_area_struct *area) | |
238 | { | |
239 | unsigned long size = area->vm_end - area->vm_start; | |
240 | struct us122l *us122l = hw->private_data; | |
241 | unsigned long offset; | |
242 | struct usb_stream *s; | |
243 | int err = 0; | |
244 | bool read; | |
245 | ||
246 | offset = area->vm_pgoff << PAGE_SHIFT; | |
247 | mutex_lock(&us122l->mutex); | |
248 | s = us122l->sk.s; | |
249 | read = offset < s->read_size; | |
250 | if (read && area->vm_flags & VM_WRITE) { | |
251 | err = -EPERM; | |
252 | goto out; | |
253 | } | |
254 | snd_printdd(KERN_DEBUG "%lu %u\n", size, | |
255 | read ? s->read_size : s->write_size); | |
256 | /* if userspace tries to mmap beyond end of our buffer, fail */ | |
257 | if (size > PAGE_ALIGN(read ? s->read_size : s->write_size)) { | |
258 | snd_printk(KERN_WARNING "%lu > %u\n", size, | |
259 | read ? s->read_size : s->write_size); | |
260 | err = -EINVAL; | |
261 | goto out; | |
262 | } | |
263 | ||
264 | area->vm_ops = &usb_stream_hwdep_vm_ops; | |
265 | area->vm_flags |= VM_RESERVED; | |
266 | area->vm_private_data = us122l; | |
267 | atomic_inc(&us122l->mmap_count); | |
268 | out: | |
269 | mutex_unlock(&us122l->mutex); | |
270 | return err; | |
271 | } | |
272 | ||
273 | static unsigned int usb_stream_hwdep_poll(struct snd_hwdep *hw, | |
274 | struct file *file, poll_table *wait) | |
275 | { | |
276 | struct us122l *us122l = hw->private_data; | |
030a07e4 KW |
277 | unsigned *polled; |
278 | unsigned int mask; | |
279 | ||
280 | poll_wait(file, &us122l->sk.sleep, wait); | |
281 | ||
cdce2db7 KW |
282 | mask = POLLIN | POLLOUT | POLLWRNORM | POLLERR; |
283 | if (mutex_trylock(&us122l->mutex)) { | |
284 | struct usb_stream *s = us122l->sk.s; | |
285 | if (s && s->state == usb_stream_ready) { | |
286 | if (us122l->first == file) | |
287 | polled = &s->periods_polled; | |
288 | else | |
289 | polled = &us122l->second_periods_polled; | |
290 | if (*polled != s->periods_done) { | |
291 | *polled = s->periods_done; | |
292 | mask = POLLIN | POLLOUT | POLLWRNORM; | |
293 | } else | |
294 | mask = 0; | |
030a07e4 | 295 | } |
cdce2db7 | 296 | mutex_unlock(&us122l->mutex); |
030a07e4 KW |
297 | } |
298 | return mask; | |
299 | } | |
300 | ||
301 | static void us122l_stop(struct us122l *us122l) | |
302 | { | |
303 | struct list_head *p; | |
d82af9f9 | 304 | list_for_each(p, &us122l->midi_list) |
030a07e4 KW |
305 | snd_usbmidi_input_stop(p); |
306 | ||
307 | usb_stream_stop(&us122l->sk); | |
308 | usb_stream_free(&us122l->sk); | |
309 | } | |
310 | ||
311 | static int us122l_set_sample_rate(struct usb_device *dev, int rate) | |
312 | { | |
313 | unsigned int ep = 0x81; | |
314 | unsigned char data[3]; | |
315 | int err; | |
316 | ||
317 | data[0] = rate; | |
318 | data[1] = rate >> 8; | |
319 | data[2] = rate >> 16; | |
de48c7bc | 320 | err = us122l_ctl_msg(dev, usb_sndctrlpipe(dev, 0), UAC_SET_CUR, |
030a07e4 | 321 | USB_TYPE_CLASS|USB_RECIP_ENDPOINT|USB_DIR_OUT, |
de48c7bc | 322 | UAC_EP_CS_ATTR_SAMPLE_RATE << 8, ep, data, 3, 1000); |
030a07e4 KW |
323 | if (err < 0) |
324 | snd_printk(KERN_ERR "%d: cannot set freq %d to ep 0x%x\n", | |
325 | dev->devnum, rate, ep); | |
326 | return err; | |
327 | } | |
328 | ||
329 | static bool us122l_start(struct us122l *us122l, | |
330 | unsigned rate, unsigned period_frames) | |
331 | { | |
332 | struct list_head *p; | |
333 | int err; | |
334 | unsigned use_packsize = 0; | |
335 | bool success = false; | |
336 | ||
a014bbad | 337 | if (us122l->dev->speed == USB_SPEED_HIGH) { |
030a07e4 KW |
338 | /* The us-122l's descriptor defaults to iso max_packsize 78, |
339 | which isn't needed for samplerates <= 48000. | |
340 | Lets save some memory: | |
341 | */ | |
342 | switch (rate) { | |
343 | case 44100: | |
344 | use_packsize = 36; | |
345 | break; | |
346 | case 48000: | |
347 | use_packsize = 42; | |
348 | break; | |
349 | case 88200: | |
350 | use_packsize = 72; | |
351 | break; | |
352 | } | |
353 | } | |
a014bbad | 354 | if (!usb_stream_new(&us122l->sk, us122l->dev, 1, 2, |
030a07e4 KW |
355 | rate, use_packsize, period_frames, 6)) |
356 | goto out; | |
357 | ||
a014bbad | 358 | err = us122l_set_sample_rate(us122l->dev, rate); |
030a07e4 KW |
359 | if (err < 0) { |
360 | us122l_stop(us122l); | |
361 | snd_printk(KERN_ERR "us122l_set_sample_rate error \n"); | |
362 | goto out; | |
363 | } | |
364 | err = usb_stream_start(&us122l->sk); | |
365 | if (err < 0) { | |
366 | us122l_stop(us122l); | |
367 | snd_printk(KERN_ERR "us122l_start error %i \n", err); | |
368 | goto out; | |
369 | } | |
d82af9f9 | 370 | list_for_each(p, &us122l->midi_list) |
030a07e4 KW |
371 | snd_usbmidi_input_start(p); |
372 | success = true; | |
373 | out: | |
374 | return success; | |
375 | } | |
376 | ||
377 | static int usb_stream_hwdep_ioctl(struct snd_hwdep *hw, struct file *file, | |
378 | unsigned cmd, unsigned long arg) | |
379 | { | |
380 | struct usb_stream_config *cfg; | |
381 | struct us122l *us122l = hw->private_data; | |
cdce2db7 | 382 | struct usb_stream *s; |
030a07e4 KW |
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); | |
cdce2db7 | 428 | s = us122l->sk.s; |
030a07e4 KW |
429 | if (!us122l->master) |
430 | us122l->master = file; | |
431 | else if (us122l->master != file) { | |
cdce2db7 | 432 | if (!s || memcmp(cfg, &s->cfg, sizeof(*cfg))) { |
030a07e4 KW |
433 | err = -EIO; |
434 | goto unlock; | |
435 | } | |
436 | us122l->slave = file; | |
437 | } | |
cdce2db7 KW |
438 | if (!s || memcmp(cfg, &s->cfg, sizeof(*cfg)) || |
439 | s->state == usb_stream_xrun) { | |
030a07e4 KW |
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); | |
cdce2db7 | 450 | wake_up_all(&us122l->sk.sleep); |
030a07e4 KW |
451 | return err; |
452 | } | |
453 | ||
454 | #define SND_USB_STREAM_ID "USB STREAM" | |
455 | static int usb_stream_hwdep_new(struct snd_card *card) | |
456 | { | |
457 | int err; | |
458 | struct snd_hwdep *hw; | |
a014bbad | 459 | struct usb_device *dev = US122L(card)->dev; |
030a07e4 KW |
460 | |
461 | err = snd_hwdep_new(card, SND_USB_STREAM_ID, 0, &hw); | |
462 | if (err < 0) | |
463 | return err; | |
464 | ||
465 | hw->iface = SNDRV_HWDEP_IFACE_USB_STREAM; | |
466 | hw->private_data = US122L(card); | |
467 | hw->ops.open = usb_stream_hwdep_open; | |
468 | hw->ops.release = usb_stream_hwdep_release; | |
469 | hw->ops.ioctl = usb_stream_hwdep_ioctl; | |
470 | hw->ops.ioctl_compat = usb_stream_hwdep_ioctl; | |
471 | hw->ops.mmap = usb_stream_hwdep_mmap; | |
472 | hw->ops.poll = usb_stream_hwdep_poll; | |
473 | ||
474 | sprintf(hw->name, "/proc/bus/usb/%03d/%03d/hwdeppcm", | |
475 | dev->bus->busnum, dev->devnum); | |
476 | return 0; | |
477 | } | |
478 | ||
479 | ||
480 | static bool us122l_create_card(struct snd_card *card) | |
481 | { | |
482 | int err; | |
483 | struct us122l *us122l = US122L(card); | |
484 | ||
2b6f6c0d TH |
485 | if (us122l->dev->descriptor.idProduct == USB_ID_US144 || |
486 | us122l->dev->descriptor.idProduct == USB_ID_US144MKII) { | |
a014bbad | 487 | err = usb_set_interface(us122l->dev, 0, 1); |
4f272341 TH |
488 | if (err) { |
489 | snd_printk(KERN_ERR "usb_set_interface error \n"); | |
490 | return false; | |
491 | } | |
492 | } | |
a014bbad | 493 | err = usb_set_interface(us122l->dev, 1, 1); |
030a07e4 KW |
494 | if (err) { |
495 | snd_printk(KERN_ERR "usb_set_interface error \n"); | |
496 | return false; | |
497 | } | |
498 | ||
a014bbad CL |
499 | pt_info_set(us122l->dev, 0x11); |
500 | pt_info_set(us122l->dev, 0x10); | |
030a07e4 KW |
501 | |
502 | if (!us122l_start(us122l, 44100, 256)) | |
503 | return false; | |
504 | ||
2b6f6c0d TH |
505 | if (us122l->dev->descriptor.idProduct == USB_ID_US144 || |
506 | us122l->dev->descriptor.idProduct == USB_ID_US144MKII) | |
4f272341 TH |
507 | err = us144_create_usbmidi(card); |
508 | else | |
509 | err = us122l_create_usbmidi(card); | |
030a07e4 KW |
510 | if (err < 0) { |
511 | snd_printk(KERN_ERR "us122l_create_usbmidi error %i \n", err); | |
512 | us122l_stop(us122l); | |
513 | return false; | |
514 | } | |
515 | err = usb_stream_hwdep_new(card); | |
516 | if (err < 0) { | |
517 | /* release the midi resources */ | |
518 | struct list_head *p; | |
d82af9f9 | 519 | list_for_each(p, &us122l->midi_list) |
030a07e4 KW |
520 | snd_usbmidi_disconnect(p); |
521 | ||
522 | us122l_stop(us122l); | |
523 | return false; | |
524 | } | |
525 | return true; | |
526 | } | |
527 | ||
5d4af1be KW |
528 | static void snd_us122l_free(struct snd_card *card) |
529 | { | |
530 | struct us122l *us122l = US122L(card); | |
a014bbad | 531 | int index = us122l->card_index; |
5d4af1be KW |
532 | if (index >= 0 && index < SNDRV_CARDS) |
533 | snd_us122l_card_used[index] = 0; | |
534 | } | |
535 | ||
51721f70 | 536 | static int usx2y_create_card(struct usb_device *device, struct snd_card **cardp) |
030a07e4 KW |
537 | { |
538 | int dev; | |
539 | struct snd_card *card; | |
bd7dd77c TI |
540 | int err; |
541 | ||
030a07e4 KW |
542 | for (dev = 0; dev < SNDRV_CARDS; ++dev) |
543 | if (enable[dev] && !snd_us122l_card_used[dev]) | |
544 | break; | |
545 | if (dev >= SNDRV_CARDS) | |
51721f70 | 546 | return -ENODEV; |
bd7dd77c TI |
547 | err = snd_card_create(index[dev], id[dev], THIS_MODULE, |
548 | sizeof(struct us122l), &card); | |
549 | if (err < 0) | |
51721f70 | 550 | return err; |
a014bbad | 551 | snd_us122l_card_used[US122L(card)->card_index = dev] = 1; |
5d4af1be | 552 | card->private_free = snd_us122l_free; |
a014bbad | 553 | US122L(card)->dev = device; |
030a07e4 KW |
554 | mutex_init(&US122L(card)->mutex); |
555 | init_waitqueue_head(&US122L(card)->sk.sleep); | |
d82af9f9 | 556 | INIT_LIST_HEAD(&US122L(card)->midi_list); |
030a07e4 KW |
557 | strcpy(card->driver, "USB "NAME_ALLCAPS""); |
558 | sprintf(card->shortname, "TASCAM "NAME_ALLCAPS""); | |
559 | sprintf(card->longname, "%s (%x:%x if %d at %03d/%03d)", | |
560 | card->shortname, | |
561 | le16_to_cpu(device->descriptor.idVendor), | |
562 | le16_to_cpu(device->descriptor.idProduct), | |
563 | 0, | |
a014bbad CL |
564 | US122L(card)->dev->bus->busnum, |
565 | US122L(card)->dev->devnum | |
030a07e4 | 566 | ); |
51721f70 TI |
567 | *cardp = card; |
568 | return 0; | |
030a07e4 KW |
569 | } |
570 | ||
51721f70 TI |
571 | static int us122l_usb_probe(struct usb_interface *intf, |
572 | const struct usb_device_id *device_id, | |
573 | struct snd_card **cardp) | |
030a07e4 KW |
574 | { |
575 | struct usb_device *device = interface_to_usbdev(intf); | |
51721f70 TI |
576 | struct snd_card *card; |
577 | int err; | |
030a07e4 | 578 | |
51721f70 TI |
579 | err = usx2y_create_card(device, &card); |
580 | if (err < 0) | |
581 | return err; | |
030a07e4 | 582 | |
3f5d3465 | 583 | snd_card_set_dev(card, &intf->dev); |
51721f70 | 584 | if (!us122l_create_card(card)) { |
030a07e4 | 585 | snd_card_free(card); |
51721f70 TI |
586 | return -EINVAL; |
587 | } | |
588 | ||
589 | err = snd_card_register(card); | |
590 | if (err < 0) { | |
591 | snd_card_free(card); | |
592 | return err; | |
030a07e4 KW |
593 | } |
594 | ||
4f272341 | 595 | usb_get_intf(usb_ifnum_to_if(device, 0)); |
030a07e4 | 596 | usb_get_dev(device); |
51721f70 TI |
597 | *cardp = card; |
598 | return 0; | |
030a07e4 KW |
599 | } |
600 | ||
601 | static int snd_us122l_probe(struct usb_interface *intf, | |
602 | const struct usb_device_id *id) | |
603 | { | |
4f272341 | 604 | struct usb_device *device = interface_to_usbdev(intf); |
030a07e4 | 605 | struct snd_card *card; |
51721f70 TI |
606 | int err; |
607 | ||
2b6f6c0d TH |
608 | if ((device->descriptor.idProduct == USB_ID_US144 || |
609 | device->descriptor.idProduct == USB_ID_US144MKII) | |
4f272341 TH |
610 | && device->speed == USB_SPEED_HIGH) { |
611 | snd_printk(KERN_ERR "disable ehci-hcd to run US-144 \n"); | |
a688e488 | 612 | return -ENODEV; |
4f272341 TH |
613 | } |
614 | ||
030a07e4 KW |
615 | snd_printdd(KERN_DEBUG"%p:%i\n", |
616 | intf, intf->cur_altsetting->desc.bInterfaceNumber); | |
617 | if (intf->cur_altsetting->desc.bInterfaceNumber != 1) | |
618 | return 0; | |
619 | ||
51721f70 TI |
620 | err = us122l_usb_probe(usb_get_intf(intf), id, &card); |
621 | if (err < 0) { | |
622 | usb_put_intf(intf); | |
623 | return err; | |
030a07e4 KW |
624 | } |
625 | ||
51721f70 TI |
626 | usb_set_intfdata(intf, card); |
627 | return 0; | |
030a07e4 KW |
628 | } |
629 | ||
630 | static void snd_us122l_disconnect(struct usb_interface *intf) | |
631 | { | |
632 | struct snd_card *card; | |
633 | struct us122l *us122l; | |
634 | struct list_head *p; | |
635 | ||
636 | card = usb_get_intfdata(intf); | |
637 | if (!card) | |
638 | return; | |
639 | ||
640 | snd_card_disconnect(card); | |
641 | ||
642 | us122l = US122L(card); | |
643 | mutex_lock(&us122l->mutex); | |
644 | us122l_stop(us122l); | |
645 | mutex_unlock(&us122l->mutex); | |
030a07e4 KW |
646 | |
647 | /* release the midi resources */ | |
d82af9f9 | 648 | list_for_each(p, &us122l->midi_list) { |
030a07e4 KW |
649 | snd_usbmidi_disconnect(p); |
650 | } | |
651 | ||
a014bbad CL |
652 | usb_put_intf(usb_ifnum_to_if(us122l->dev, 0)); |
653 | usb_put_intf(usb_ifnum_to_if(us122l->dev, 1)); | |
654 | usb_put_dev(us122l->dev); | |
030a07e4 KW |
655 | |
656 | while (atomic_read(&us122l->mmap_count)) | |
657 | msleep(500); | |
658 | ||
659 | snd_card_free(card); | |
660 | } | |
661 | ||
662 | static int snd_us122l_suspend(struct usb_interface *intf, pm_message_t message) | |
663 | { | |
664 | struct snd_card *card; | |
665 | struct us122l *us122l; | |
666 | struct list_head *p; | |
667 | ||
f4e9749f | 668 | card = usb_get_intfdata(intf); |
030a07e4 KW |
669 | if (!card) |
670 | return 0; | |
671 | snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); | |
672 | ||
673 | us122l = US122L(card); | |
674 | if (!us122l) | |
675 | return 0; | |
676 | ||
d82af9f9 | 677 | list_for_each(p, &us122l->midi_list) |
030a07e4 KW |
678 | snd_usbmidi_input_stop(p); |
679 | ||
680 | mutex_lock(&us122l->mutex); | |
681 | usb_stream_stop(&us122l->sk); | |
682 | mutex_unlock(&us122l->mutex); | |
683 | ||
684 | return 0; | |
685 | } | |
686 | ||
687 | static int snd_us122l_resume(struct usb_interface *intf) | |
688 | { | |
689 | struct snd_card *card; | |
690 | struct us122l *us122l; | |
691 | struct list_head *p; | |
692 | int err; | |
693 | ||
f4e9749f | 694 | card = usb_get_intfdata(intf); |
030a07e4 KW |
695 | if (!card) |
696 | return 0; | |
697 | ||
698 | us122l = US122L(card); | |
699 | if (!us122l) | |
700 | return 0; | |
701 | ||
702 | mutex_lock(&us122l->mutex); | |
703 | /* needed, doesn't restart without: */ | |
2b6f6c0d TH |
704 | if (us122l->dev->descriptor.idProduct == USB_ID_US144 || |
705 | us122l->dev->descriptor.idProduct == USB_ID_US144MKII) { | |
a014bbad | 706 | err = usb_set_interface(us122l->dev, 0, 1); |
4f272341 TH |
707 | if (err) { |
708 | snd_printk(KERN_ERR "usb_set_interface error \n"); | |
709 | goto unlock; | |
710 | } | |
711 | } | |
a014bbad | 712 | err = usb_set_interface(us122l->dev, 1, 1); |
030a07e4 KW |
713 | if (err) { |
714 | snd_printk(KERN_ERR "usb_set_interface error \n"); | |
715 | goto unlock; | |
716 | } | |
717 | ||
a014bbad CL |
718 | pt_info_set(us122l->dev, 0x11); |
719 | pt_info_set(us122l->dev, 0x10); | |
030a07e4 | 720 | |
a014bbad | 721 | err = us122l_set_sample_rate(us122l->dev, |
030a07e4 KW |
722 | us122l->sk.s->cfg.sample_rate); |
723 | if (err < 0) { | |
724 | snd_printk(KERN_ERR "us122l_set_sample_rate error \n"); | |
725 | goto unlock; | |
726 | } | |
727 | err = usb_stream_start(&us122l->sk); | |
728 | if (err) | |
729 | goto unlock; | |
730 | ||
d82af9f9 | 731 | list_for_each(p, &us122l->midi_list) |
030a07e4 KW |
732 | snd_usbmidi_input_start(p); |
733 | unlock: | |
734 | mutex_unlock(&us122l->mutex); | |
735 | snd_power_change_state(card, SNDRV_CTL_POWER_D0); | |
736 | return err; | |
737 | } | |
738 | ||
739 | static struct usb_device_id snd_us122l_usb_id_table[] = { | |
740 | { | |
741 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
742 | .idVendor = 0x0644, | |
743 | .idProduct = USB_ID_US122L | |
744 | }, | |
4f272341 TH |
745 | { /* US-144 only works at USB1.1! Disable module ehci-hcd. */ |
746 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
747 | .idVendor = 0x0644, | |
748 | .idProduct = USB_ID_US144 | |
749 | }, | |
2b6f6c0d TH |
750 | { |
751 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
752 | .idVendor = 0x0644, | |
753 | .idProduct = USB_ID_US122MKII | |
754 | }, | |
755 | { | |
756 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
757 | .idVendor = 0x0644, | |
758 | .idProduct = USB_ID_US144MKII | |
759 | }, | |
030a07e4 KW |
760 | { /* terminator */ } |
761 | }; | |
762 | ||
763 | MODULE_DEVICE_TABLE(usb, snd_us122l_usb_id_table); | |
764 | static struct usb_driver snd_us122l_usb_driver = { | |
765 | .name = "snd-usb-us122l", | |
766 | .probe = snd_us122l_probe, | |
767 | .disconnect = snd_us122l_disconnect, | |
768 | .suspend = snd_us122l_suspend, | |
769 | .resume = snd_us122l_resume, | |
770 | .reset_resume = snd_us122l_resume, | |
771 | .id_table = snd_us122l_usb_id_table, | |
772 | .supports_autosuspend = 1 | |
773 | }; | |
774 | ||
775 | ||
776 | static int __init snd_us122l_module_init(void) | |
777 | { | |
778 | return usb_register(&snd_us122l_usb_driver); | |
779 | } | |
780 | ||
781 | static void __exit snd_us122l_module_exit(void) | |
782 | { | |
783 | usb_deregister(&snd_us122l_usb_driver); | |
784 | } | |
785 | ||
786 | module_init(snd_us122l_module_init) | |
787 | module_exit(snd_us122l_module_exit) |