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9#include <linux/wait.h>
10#include <linux/usb.h>
11#include <linux/slab.h>
12#include <linux/module.h>
13#include <linux/leds.h>
14#include <sound/core.h>
15#include <sound/control.h>
16
17#include "capture.h"
18#include "driver.h"
19#include "playback.h"
20
21enum line6_device_type {
22 LINE6_GUITARPORT,
23 LINE6_PODSTUDIO_GX,
24 LINE6_PODSTUDIO_UX1,
25 LINE6_PODSTUDIO_UX2,
26 LINE6_TONEPORT_GX,
27 LINE6_TONEPORT_UX1,
28 LINE6_TONEPORT_UX2,
29};
30
31struct usb_line6_toneport;
32
33struct toneport_led {
34 struct led_classdev dev;
35 char name[64];
36 struct usb_line6_toneport *toneport;
37 bool registered;
38};
39
40struct usb_line6_toneport {
41
42 struct usb_line6 line6;
43
44
45 int source;
46
47
48 u32 serial_number;
49
50
51 u8 firmware_version;
52
53
54 enum line6_device_type type;
55
56
57 struct toneport_led leds[2];
58};
59
60static int toneport_send_cmd(struct usb_device *usbdev, int cmd1, int cmd2);
61
62#define TONEPORT_PCM_DELAY 1
63
64static struct snd_ratden toneport_ratden = {
65 .num_min = 44100,
66 .num_max = 44100,
67 .num_step = 1,
68 .den = 1
69};
70
71static struct line6_pcm_properties toneport_pcm_properties = {
72 .playback_hw = {
73 .info = (SNDRV_PCM_INFO_MMAP |
74 SNDRV_PCM_INFO_INTERLEAVED |
75 SNDRV_PCM_INFO_BLOCK_TRANSFER |
76 SNDRV_PCM_INFO_MMAP_VALID |
77 SNDRV_PCM_INFO_PAUSE |
78 SNDRV_PCM_INFO_SYNC_START),
79 .formats = SNDRV_PCM_FMTBIT_S16_LE,
80 .rates = SNDRV_PCM_RATE_KNOT,
81 .rate_min = 44100,
82 .rate_max = 44100,
83 .channels_min = 2,
84 .channels_max = 2,
85 .buffer_bytes_max = 60000,
86 .period_bytes_min = 64,
87 .period_bytes_max = 8192,
88 .periods_min = 1,
89 .periods_max = 1024},
90 .capture_hw = {
91 .info = (SNDRV_PCM_INFO_MMAP |
92 SNDRV_PCM_INFO_INTERLEAVED |
93 SNDRV_PCM_INFO_BLOCK_TRANSFER |
94 SNDRV_PCM_INFO_MMAP_VALID |
95 SNDRV_PCM_INFO_SYNC_START),
96 .formats = SNDRV_PCM_FMTBIT_S16_LE,
97 .rates = SNDRV_PCM_RATE_KNOT,
98 .rate_min = 44100,
99 .rate_max = 44100,
100 .channels_min = 2,
101 .channels_max = 2,
102 .buffer_bytes_max = 60000,
103 .period_bytes_min = 64,
104 .period_bytes_max = 8192,
105 .periods_min = 1,
106 .periods_max = 1024},
107 .rates = {
108 .nrats = 1,
109 .rats = &toneport_ratden},
110 .bytes_per_channel = 2
111};
112
113static const struct {
114 const char *name;
115 int code;
116} toneport_source_info[] = {
117 {"Microphone", 0x0a01},
118 {"Line", 0x0801},
119 {"Instrument", 0x0b01},
120 {"Inst & Mic", 0x0901}
121};
122
123static int toneport_send_cmd(struct usb_device *usbdev, int cmd1, int cmd2)
124{
125 int ret;
126
127 ret = usb_control_msg(usbdev, usb_sndctrlpipe(usbdev, 0), 0x67,
128 USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT,
129 cmd1, cmd2, NULL, 0, LINE6_TIMEOUT * HZ);
130
131 if (ret < 0) {
132 dev_err(&usbdev->dev, "send failed (error %d)\n", ret);
133 return ret;
134 }
135
136 return 0;
137}
138
139
140static int snd_toneport_monitor_info(struct snd_kcontrol *kcontrol,
141 struct snd_ctl_elem_info *uinfo)
142{
143 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
144 uinfo->count = 1;
145 uinfo->value.integer.min = 0;
146 uinfo->value.integer.max = 256;
147 return 0;
148}
149
150
151static int snd_toneport_monitor_get(struct snd_kcontrol *kcontrol,
152 struct snd_ctl_elem_value *ucontrol)
153{
154 struct snd_line6_pcm *line6pcm = snd_kcontrol_chip(kcontrol);
155
156 ucontrol->value.integer.value[0] = line6pcm->volume_monitor;
157 return 0;
158}
159
160
161static int snd_toneport_monitor_put(struct snd_kcontrol *kcontrol,
162 struct snd_ctl_elem_value *ucontrol)
163{
164 struct snd_line6_pcm *line6pcm = snd_kcontrol_chip(kcontrol);
165 int err;
166
167 if (ucontrol->value.integer.value[0] == line6pcm->volume_monitor)
168 return 0;
169
170 line6pcm->volume_monitor = ucontrol->value.integer.value[0];
171
172 if (line6pcm->volume_monitor > 0) {
173 err = line6_pcm_acquire(line6pcm, LINE6_STREAM_MONITOR, true);
174 if (err < 0) {
175 line6pcm->volume_monitor = 0;
176 line6_pcm_release(line6pcm, LINE6_STREAM_MONITOR);
177 return err;
178 }
179 } else {
180 line6_pcm_release(line6pcm, LINE6_STREAM_MONITOR);
181 }
182
183 return 1;
184}
185
186
187static int snd_toneport_source_info(struct snd_kcontrol *kcontrol,
188 struct snd_ctl_elem_info *uinfo)
189{
190 const int size = ARRAY_SIZE(toneport_source_info);
191
192 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
193 uinfo->count = 1;
194 uinfo->value.enumerated.items = size;
195
196 if (uinfo->value.enumerated.item >= size)
197 uinfo->value.enumerated.item = size - 1;
198
199 strcpy(uinfo->value.enumerated.name,
200 toneport_source_info[uinfo->value.enumerated.item].name);
201
202 return 0;
203}
204
205
206static int snd_toneport_source_get(struct snd_kcontrol *kcontrol,
207 struct snd_ctl_elem_value *ucontrol)
208{
209 struct snd_line6_pcm *line6pcm = snd_kcontrol_chip(kcontrol);
210 struct usb_line6_toneport *toneport =
211 (struct usb_line6_toneport *)line6pcm->line6;
212 ucontrol->value.enumerated.item[0] = toneport->source;
213 return 0;
214}
215
216
217static int snd_toneport_source_put(struct snd_kcontrol *kcontrol,
218 struct snd_ctl_elem_value *ucontrol)
219{
220 struct snd_line6_pcm *line6pcm = snd_kcontrol_chip(kcontrol);
221 struct usb_line6_toneport *toneport =
222 (struct usb_line6_toneport *)line6pcm->line6;
223 unsigned int source;
224
225 source = ucontrol->value.enumerated.item[0];
226 if (source >= ARRAY_SIZE(toneport_source_info))
227 return -EINVAL;
228 if (source == toneport->source)
229 return 0;
230
231 toneport->source = source;
232 toneport_send_cmd(toneport->line6.usbdev,
233 toneport_source_info[source].code, 0x0000);
234 return 1;
235}
236
237static void toneport_startup(struct usb_line6 *line6)
238{
239 line6_pcm_acquire(line6->line6pcm, LINE6_STREAM_MONITOR, true);
240}
241
242
243static const struct snd_kcontrol_new toneport_control_monitor = {
244 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
245 .name = "Monitor Playback Volume",
246 .index = 0,
247 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
248 .info = snd_toneport_monitor_info,
249 .get = snd_toneport_monitor_get,
250 .put = snd_toneport_monitor_put
251};
252
253
254static const struct snd_kcontrol_new toneport_control_source = {
255 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
256 .name = "PCM Capture Source",
257 .index = 0,
258 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
259 .info = snd_toneport_source_info,
260 .get = snd_toneport_source_get,
261 .put = snd_toneport_source_put
262};
263
264
265
266
267
268
269
270
271static bool toneport_has_led(struct usb_line6_toneport *toneport)
272{
273 switch (toneport->type) {
274 case LINE6_GUITARPORT:
275 case LINE6_TONEPORT_GX:
276
277 return true;
278
279 default:
280 return false;
281 }
282}
283
284static const char * const toneport_led_colors[2] = { "red", "green" };
285static const int toneport_led_init_vals[2] = { 0x00, 0x26 };
286
287static void toneport_update_led(struct usb_line6_toneport *toneport)
288{
289 toneport_send_cmd(toneport->line6.usbdev,
290 (toneport->leds[0].dev.brightness << 8) | 0x0002,
291 toneport->leds[1].dev.brightness);
292}
293
294static void toneport_led_brightness_set(struct led_classdev *led_cdev,
295 enum led_brightness brightness)
296{
297 struct toneport_led *leds =
298 container_of(led_cdev, struct toneport_led, dev);
299 toneport_update_led(leds->toneport);
300}
301
302static int toneport_init_leds(struct usb_line6_toneport *toneport)
303{
304 struct device *dev = &toneport->line6.usbdev->dev;
305 int i, err;
306
307 for (i = 0; i < 2; i++) {
308 struct toneport_led *led = &toneport->leds[i];
309 struct led_classdev *leddev = &led->dev;
310
311 led->toneport = toneport;
312 snprintf(led->name, sizeof(led->name), "%s::%s",
313 dev_name(dev), toneport_led_colors[i]);
314 leddev->name = led->name;
315 leddev->brightness = toneport_led_init_vals[i];
316 leddev->max_brightness = 0x26;
317 leddev->brightness_set = toneport_led_brightness_set;
318 err = led_classdev_register(dev, leddev);
319 if (err)
320 return err;
321 led->registered = true;
322 }
323
324 return 0;
325}
326
327static void toneport_remove_leds(struct usb_line6_toneport *toneport)
328{
329 struct toneport_led *led;
330 int i;
331
332 for (i = 0; i < 2; i++) {
333 led = &toneport->leds[i];
334 if (!led->registered)
335 break;
336 led_classdev_unregister(&led->dev);
337 led->registered = false;
338 }
339}
340
341static bool toneport_has_source_select(struct usb_line6_toneport *toneport)
342{
343 switch (toneport->type) {
344 case LINE6_TONEPORT_UX1:
345 case LINE6_TONEPORT_UX2:
346 case LINE6_PODSTUDIO_UX1:
347 case LINE6_PODSTUDIO_UX2:
348 return true;
349
350 default:
351 return false;
352 }
353}
354
355
356
357
358static int toneport_setup(struct usb_line6_toneport *toneport)
359{
360 u32 *ticks;
361 struct usb_line6 *line6 = &toneport->line6;
362 struct usb_device *usbdev = line6->usbdev;
363
364 ticks = kmalloc(sizeof(*ticks), GFP_KERNEL);
365 if (!ticks)
366 return -ENOMEM;
367
368
369
370 *ticks = (u32)ktime_get_real_seconds();
371 line6_write_data(line6, 0x80c6, ticks, 4);
372 kfree(ticks);
373
374
375 toneport_send_cmd(usbdev, 0x0301, 0x0000);
376
377
378 if (toneport_has_source_select(toneport))
379 toneport_send_cmd(usbdev,
380 toneport_source_info[toneport->source].code,
381 0x0000);
382
383 if (toneport_has_led(toneport))
384 toneport_update_led(toneport);
385
386 schedule_delayed_work(&toneport->line6.startup_work,
387 msecs_to_jiffies(TONEPORT_PCM_DELAY * 1000));
388 return 0;
389}
390
391
392
393
394static void line6_toneport_disconnect(struct usb_line6 *line6)
395{
396 struct usb_line6_toneport *toneport =
397 (struct usb_line6_toneport *)line6;
398
399 if (toneport_has_led(toneport))
400 toneport_remove_leds(toneport);
401}
402
403
404
405
406
407static int toneport_init(struct usb_line6 *line6,
408 const struct usb_device_id *id)
409{
410 int err;
411 struct usb_line6_toneport *toneport = (struct usb_line6_toneport *) line6;
412
413 toneport->type = id->driver_info;
414
415 line6->disconnect = line6_toneport_disconnect;
416 line6->startup = toneport_startup;
417
418
419 err = line6_init_pcm(line6, &toneport_pcm_properties);
420 if (err < 0)
421 return err;
422
423
424 err = snd_ctl_add(line6->card,
425 snd_ctl_new1(&toneport_control_monitor,
426 line6->line6pcm));
427 if (err < 0)
428 return err;
429
430
431 if (toneport_has_source_select(toneport)) {
432 err =
433 snd_ctl_add(line6->card,
434 snd_ctl_new1(&toneport_control_source,
435 line6->line6pcm));
436 if (err < 0)
437 return err;
438 }
439
440 line6_read_serial_number(line6, &toneport->serial_number);
441 line6_read_data(line6, 0x80c2, &toneport->firmware_version, 1);
442
443 if (toneport_has_led(toneport)) {
444 err = toneport_init_leds(toneport);
445 if (err < 0)
446 return err;
447 }
448
449 err = toneport_setup(toneport);
450 if (err)
451 return err;
452
453
454 return snd_card_register(line6->card);
455}
456
457#ifdef CONFIG_PM
458
459
460
461static int toneport_reset_resume(struct usb_interface *interface)
462{
463 int err;
464
465 err = toneport_setup(usb_get_intfdata(interface));
466 if (err)
467 return err;
468 return line6_resume(interface);
469}
470#endif
471
472#define LINE6_DEVICE(prod) USB_DEVICE(0x0e41, prod)
473#define LINE6_IF_NUM(prod, n) USB_DEVICE_INTERFACE_NUMBER(0x0e41, prod, n)
474
475
476static const struct usb_device_id toneport_id_table[] = {
477 { LINE6_DEVICE(0x4750), .driver_info = LINE6_GUITARPORT },
478 { LINE6_DEVICE(0x4153), .driver_info = LINE6_PODSTUDIO_GX },
479 { LINE6_DEVICE(0x4150), .driver_info = LINE6_PODSTUDIO_UX1 },
480 { LINE6_IF_NUM(0x4151, 0), .driver_info = LINE6_PODSTUDIO_UX2 },
481 { LINE6_DEVICE(0x4147), .driver_info = LINE6_TONEPORT_GX },
482 { LINE6_DEVICE(0x4141), .driver_info = LINE6_TONEPORT_UX1 },
483 { LINE6_IF_NUM(0x4142, 0), .driver_info = LINE6_TONEPORT_UX2 },
484 {}
485};
486
487MODULE_DEVICE_TABLE(usb, toneport_id_table);
488
489static const struct line6_properties toneport_properties_table[] = {
490 [LINE6_GUITARPORT] = {
491 .id = "GuitarPort",
492 .name = "GuitarPort",
493 .capabilities = LINE6_CAP_PCM,
494 .altsetting = 2,
495
496 .ep_audio_r = 0x82,
497 .ep_audio_w = 0x01,
498 },
499 [LINE6_PODSTUDIO_GX] = {
500 .id = "PODStudioGX",
501 .name = "POD Studio GX",
502 .capabilities = LINE6_CAP_PCM,
503 .altsetting = 2,
504
505 .ep_audio_r = 0x82,
506 .ep_audio_w = 0x01,
507 },
508 [LINE6_PODSTUDIO_UX1] = {
509 .id = "PODStudioUX1",
510 .name = "POD Studio UX1",
511 .capabilities = LINE6_CAP_PCM,
512 .altsetting = 2,
513
514 .ep_audio_r = 0x82,
515 .ep_audio_w = 0x01,
516 },
517 [LINE6_PODSTUDIO_UX2] = {
518 .id = "PODStudioUX2",
519 .name = "POD Studio UX2",
520 .capabilities = LINE6_CAP_PCM,
521 .altsetting = 2,
522
523 .ep_audio_r = 0x82,
524 .ep_audio_w = 0x01,
525 },
526 [LINE6_TONEPORT_GX] = {
527 .id = "TonePortGX",
528 .name = "TonePort GX",
529 .capabilities = LINE6_CAP_PCM,
530 .altsetting = 2,
531
532 .ep_audio_r = 0x82,
533 .ep_audio_w = 0x01,
534 },
535 [LINE6_TONEPORT_UX1] = {
536 .id = "TonePortUX1",
537 .name = "TonePort UX1",
538 .capabilities = LINE6_CAP_PCM,
539 .altsetting = 2,
540
541 .ep_audio_r = 0x82,
542 .ep_audio_w = 0x01,
543 },
544 [LINE6_TONEPORT_UX2] = {
545 .id = "TonePortUX2",
546 .name = "TonePort UX2",
547 .capabilities = LINE6_CAP_PCM,
548 .altsetting = 2,
549
550 .ep_audio_r = 0x82,
551 .ep_audio_w = 0x01,
552 },
553};
554
555
556
557
558static int toneport_probe(struct usb_interface *interface,
559 const struct usb_device_id *id)
560{
561 return line6_probe(interface, id, "Line6-TonePort",
562 &toneport_properties_table[id->driver_info],
563 toneport_init, sizeof(struct usb_line6_toneport));
564}
565
566static struct usb_driver toneport_driver = {
567 .name = KBUILD_MODNAME,
568 .probe = toneport_probe,
569 .disconnect = line6_disconnect,
570#ifdef CONFIG_PM
571 .suspend = line6_suspend,
572 .resume = line6_resume,
573 .reset_resume = toneport_reset_resume,
574#endif
575 .id_table = toneport_id_table,
576};
577
578module_usb_driver(toneport_driver);
579
580MODULE_DESCRIPTION("TonePort USB driver");
581MODULE_LICENSE("GPL");
582