Commit | Line | Data |
---|---|---|
705ececd | 1 | /* |
e1a164d7 | 2 | * Line6 Linux USB driver - 0.9.1beta |
705ececd | 3 | * |
1027f476 | 4 | * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at) |
705ececd MG |
5 | * |
6 | * This program is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU General Public License as | |
8 | * published by the Free Software Foundation, version 2. | |
9 | * | |
10 | */ | |
11 | ||
5a0e3ad6 | 12 | #include <linux/slab.h> |
1027f476 MG |
13 | #include <linux/wait.h> |
14 | #include <sound/control.h> | |
5a0e3ad6 | 15 | |
705ececd MG |
16 | #include "audio.h" |
17 | #include "capture.h" | |
18 | #include "control.h" | |
1027f476 | 19 | #include "driver.h" |
705ececd MG |
20 | #include "playback.h" |
21 | #include "pod.h" | |
22 | ||
705ececd | 23 | #define POD_SYSEX_CODE 3 |
e1a164d7 | 24 | #define POD_BYTES_PER_FRAME 6 /* 24bit audio (stereo) */ |
705ececd | 25 | |
e1a164d7 | 26 | /* *INDENT-OFF* */ |
705ececd MG |
27 | |
28 | enum { | |
29 | POD_SYSEX_CLIP = 0x0f, | |
30 | POD_SYSEX_SAVE = 0x24, | |
31 | POD_SYSEX_SYSTEM = 0x56, | |
32 | POD_SYSEX_SYSTEMREQ = 0x57, | |
33 | /* POD_SYSEX_UPDATE = 0x6c, */ /* software update! */ | |
34 | POD_SYSEX_STORE = 0x71, | |
35 | POD_SYSEX_FINISH = 0x72, | |
36 | POD_SYSEX_DUMPMEM = 0x73, | |
37 | POD_SYSEX_DUMP = 0x74, | |
38 | POD_SYSEX_DUMPREQ = 0x75 | |
39 | /* POD_SYSEX_DUMPMEM2 = 0x76 */ /* dumps entire internal memory of PODxt Pro */ | |
40 | }; | |
41 | ||
42 | enum { | |
43 | POD_monitor_level = 0x04, | |
44 | POD_routing = 0x05, | |
45 | POD_tuner_mute = 0x13, | |
46 | POD_tuner_freq = 0x15, | |
47 | POD_tuner_note = 0x16, | |
48 | POD_tuner_pitch = 0x17, | |
1027f476 | 49 | POD_system_invalid = 0x10000 |
705ececd MG |
50 | }; |
51 | ||
e1a164d7 MG |
52 | /* *INDENT-ON* */ |
53 | ||
705ececd MG |
54 | enum { |
55 | POD_DUMP_MEMORY = 2 | |
56 | }; | |
57 | ||
58 | enum { | |
59 | POD_BUSY_READ, | |
60 | POD_BUSY_WRITE, | |
61 | POD_CHANNEL_DIRTY, | |
62 | POD_SAVE_PRESSED, | |
63 | POD_BUSY_MIDISEND | |
64 | }; | |
65 | ||
705ececd MG |
66 | static struct snd_ratden pod_ratden = { |
67 | .num_min = 78125, | |
68 | .num_max = 78125, | |
69 | .num_step = 1, | |
70 | .den = 2 | |
71 | }; | |
72 | ||
73 | static struct line6_pcm_properties pod_pcm_properties = { | |
1027f476 | 74 | .snd_line6_playback_hw = { |
e1a164d7 MG |
75 | .info = (SNDRV_PCM_INFO_MMAP | |
76 | SNDRV_PCM_INFO_INTERLEAVED | | |
77 | SNDRV_PCM_INFO_BLOCK_TRANSFER | | |
78 | SNDRV_PCM_INFO_MMAP_VALID | | |
79 | SNDRV_PCM_INFO_PAUSE | | |
1027f476 | 80 | #ifdef CONFIG_PM |
e1a164d7 | 81 | SNDRV_PCM_INFO_RESUME | |
1027f476 | 82 | #endif |
e1a164d7 MG |
83 | SNDRV_PCM_INFO_SYNC_START), |
84 | .formats = SNDRV_PCM_FMTBIT_S24_3LE, | |
85 | .rates = SNDRV_PCM_RATE_KNOT, | |
86 | .rate_min = 39062, | |
87 | .rate_max = 39063, | |
88 | .channels_min = 2, | |
89 | .channels_max = 2, | |
90 | .buffer_bytes_max = 60000, | |
91 | .period_bytes_min = 64, | |
92 | .period_bytes_max = 8192, | |
93 | .periods_min = 1, | |
94 | .periods_max = 1024}, | |
1027f476 | 95 | .snd_line6_capture_hw = { |
e1a164d7 MG |
96 | .info = (SNDRV_PCM_INFO_MMAP | |
97 | SNDRV_PCM_INFO_INTERLEAVED | | |
98 | SNDRV_PCM_INFO_BLOCK_TRANSFER | | |
99 | SNDRV_PCM_INFO_MMAP_VALID | | |
1027f476 | 100 | #ifdef CONFIG_PM |
e1a164d7 | 101 | SNDRV_PCM_INFO_RESUME | |
1027f476 | 102 | #endif |
e1a164d7 MG |
103 | SNDRV_PCM_INFO_SYNC_START), |
104 | .formats = SNDRV_PCM_FMTBIT_S24_3LE, | |
105 | .rates = SNDRV_PCM_RATE_KNOT, | |
106 | .rate_min = 39062, | |
107 | .rate_max = 39063, | |
108 | .channels_min = 2, | |
109 | .channels_max = 2, | |
110 | .buffer_bytes_max = 60000, | |
111 | .period_bytes_min = 64, | |
112 | .period_bytes_max = 8192, | |
113 | .periods_min = 1, | |
114 | .periods_max = 1024}, | |
705ececd | 115 | .snd_line6_rates = { |
e1a164d7 MG |
116 | .nrats = 1, |
117 | .rats = &pod_ratden}, | |
705ececd MG |
118 | .bytes_per_frame = POD_BYTES_PER_FRAME |
119 | }; | |
120 | ||
1027f476 MG |
121 | static const char pod_request_channel[] = { |
122 | 0xf0, 0x00, 0x01, 0x0c, 0x03, 0x75, 0xf7 | |
123 | }; | |
124 | ||
e1a164d7 | 125 | static const char pod_version_header[] = { |
1027f476 MG |
126 | 0xf2, 0x7e, 0x7f, 0x06, 0x02 |
127 | }; | |
128 | ||
1027f476 MG |
129 | /* forward declarations: */ |
130 | static void pod_startup2(unsigned long data); | |
131 | static void pod_startup3(struct usb_line6_pod *pod); | |
132 | static void pod_startup4(struct usb_line6_pod *pod); | |
705ececd | 133 | |
705ececd MG |
134 | /* |
135 | Mark all parameters as dirty and notify waiting processes. | |
136 | */ | |
137 | static void pod_mark_batch_all_dirty(struct usb_line6_pod *pod) | |
138 | { | |
139 | int i; | |
140 | ||
e1769b3c | 141 | for (i = 0; i < POD_CONTROL_SIZE; i++) |
705ececd MG |
142 | set_bit(i, pod->param_dirty); |
143 | } | |
144 | ||
e1a164d7 MG |
145 | static char *pod_alloc_sysex_buffer(struct usb_line6_pod *pod, int code, |
146 | int size) | |
705ececd | 147 | { |
e1a164d7 MG |
148 | return line6_alloc_sysex_buffer(&pod->line6, POD_SYSEX_CODE, code, |
149 | size); | |
705ececd MG |
150 | } |
151 | ||
152 | /* | |
153 | Send channel dump data to the PODxt Pro. | |
154 | */ | |
155 | static void pod_dump(struct usb_line6_pod *pod, const unsigned char *data) | |
156 | { | |
157 | int size = 1 + sizeof(pod->prog_data); | |
158 | char *sysex = pod_alloc_sysex_buffer(pod, POD_SYSEX_DUMP, size); | |
0fdef36a GKH |
159 | if (!sysex) |
160 | return; | |
161 | /* Don't know what this is good for, but PODxt Pro transmits it, so we | |
162 | * also do... */ | |
163 | sysex[SYSEX_DATA_OFS] = 5; | |
705ececd MG |
164 | memcpy(sysex + SYSEX_DATA_OFS + 1, data, sizeof(pod->prog_data)); |
165 | line6_send_sysex_message(&pod->line6, sysex, size); | |
166 | memcpy(&pod->prog_data, data, sizeof(pod->prog_data)); | |
167 | pod_mark_batch_all_dirty(pod); | |
168 | kfree(sysex); | |
169 | } | |
170 | ||
171 | /* | |
172 | Store parameter value in driver memory and mark it as dirty. | |
173 | */ | |
174 | static void pod_store_parameter(struct usb_line6_pod *pod, int param, int value) | |
175 | { | |
176 | pod->prog_data.control[param] = value; | |
177 | set_bit(param, pod->param_dirty); | |
178 | pod->dirty = 1; | |
179 | } | |
180 | ||
181 | /* | |
1027f476 | 182 | Handle SAVE button. |
705ececd | 183 | */ |
e1a164d7 MG |
184 | static void pod_save_button_pressed(struct usb_line6_pod *pod, int type, |
185 | int index) | |
705ececd MG |
186 | { |
187 | pod->dirty = 0; | |
188 | set_bit(POD_SAVE_PRESSED, &pod->atomic_flags); | |
189 | } | |
190 | ||
191 | /* | |
192 | Process a completely received message. | |
193 | */ | |
1027f476 | 194 | void line6_pod_process_message(struct usb_line6_pod *pod) |
705ececd MG |
195 | { |
196 | const unsigned char *buf = pod->line6.buffer_message; | |
197 | ||
198 | /* filter messages by type */ | |
0fdef36a | 199 | switch (buf[0] & 0xf0) { |
705ececd MG |
200 | case LINE6_PARAM_CHANGE: |
201 | case LINE6_PROGRAM_CHANGE: | |
202 | case LINE6_SYSEX_BEGIN: | |
e1a164d7 | 203 | break; /* handle these further down */ |
705ececd MG |
204 | |
205 | default: | |
e1a164d7 | 206 | return; /* ignore all others */ |
705ececd MG |
207 | } |
208 | ||
209 | /* process all remaining messages */ | |
0fdef36a | 210 | switch (buf[0]) { |
705ececd MG |
211 | case LINE6_PARAM_CHANGE | LINE6_CHANNEL_DEVICE: |
212 | pod_store_parameter(pod, buf[1], buf[2]); | |
213 | /* intentionally no break here! */ | |
214 | ||
215 | case LINE6_PARAM_CHANGE | LINE6_CHANNEL_HOST: | |
0fdef36a GKH |
216 | if ((buf[1] == POD_amp_model_setup) || |
217 | (buf[1] == POD_effect_setup)) | |
218 | /* these also affect other settings */ | |
e1a164d7 MG |
219 | line6_dump_request_async(&pod->dumpreq, &pod->line6, 0, |
220 | LINE6_DUMP_CURRENT); | |
705ececd MG |
221 | |
222 | break; | |
223 | ||
224 | case LINE6_PROGRAM_CHANGE | LINE6_CHANNEL_DEVICE: | |
225 | case LINE6_PROGRAM_CHANGE | LINE6_CHANNEL_HOST: | |
226 | pod->channel_num = buf[1]; | |
227 | pod->dirty = 0; | |
228 | set_bit(POD_CHANNEL_DIRTY, &pod->atomic_flags); | |
e1a164d7 MG |
229 | line6_dump_request_async(&pod->dumpreq, &pod->line6, 0, |
230 | LINE6_DUMP_CURRENT); | |
705ececd MG |
231 | break; |
232 | ||
233 | case LINE6_SYSEX_BEGIN | LINE6_CHANNEL_DEVICE: | |
234 | case LINE6_SYSEX_BEGIN | LINE6_CHANNEL_UNKNOWN: | |
0fdef36a GKH |
235 | if (memcmp(buf + 1, line6_midi_id, sizeof(line6_midi_id)) == 0) { |
236 | switch (buf[5]) { | |
705ececd | 237 | case POD_SYSEX_DUMP: |
e1a164d7 MG |
238 | if (pod->line6.message_length == |
239 | sizeof(pod->prog_data) + 7) { | |
0fdef36a | 240 | switch (pod->dumpreq.in_progress) { |
705ececd | 241 | case LINE6_DUMP_CURRENT: |
e1a164d7 MG |
242 | memcpy(&pod->prog_data, buf + 7, |
243 | sizeof(pod->prog_data)); | |
705ececd | 244 | pod_mark_batch_all_dirty(pod); |
705ececd MG |
245 | break; |
246 | ||
247 | case POD_DUMP_MEMORY: | |
e1a164d7 MG |
248 | memcpy(&pod->prog_data_buf, |
249 | buf + 7, | |
250 | sizeof | |
251 | (pod->prog_data_buf)); | |
705ececd MG |
252 | break; |
253 | ||
254 | default: | |
e1a164d7 MG |
255 | DEBUG_MESSAGES(dev_err |
256 | (pod-> | |
257 | line6.ifcdev, | |
258 | "unknown dump code %02X\n", | |
259 | pod-> | |
260 | dumpreq.in_progress)); | |
705ececd MG |
261 | } |
262 | ||
263 | line6_dump_finished(&pod->dumpreq); | |
1027f476 | 264 | pod_startup3(pod); |
0fdef36a | 265 | } else |
e1a164d7 MG |
266 | DEBUG_MESSAGES(dev_err |
267 | (pod->line6.ifcdev, | |
268 | "wrong size of channel dump message (%d instead of %d)\n", | |
269 | pod-> | |
270 | line6.message_length, | |
271 | (int) | |
272 | sizeof(pod->prog_data) + | |
273 | 7)); | |
705ececd MG |
274 | |
275 | break; | |
276 | ||
e1a164d7 MG |
277 | case POD_SYSEX_SYSTEM:{ |
278 | short value = | |
279 | ((int)buf[7] << 12) | ((int)buf[8] | |
280 | << 8) | | |
281 | ((int)buf[9] << 4) | (int)buf[10]; | |
705ececd MG |
282 | |
283 | #define PROCESS_SYSTEM_PARAM(x) \ | |
284 | case POD_ ## x: \ | |
285 | pod->x.value = value; \ | |
1027f476 | 286 | wake_up(&pod->x.wait); \ |
705ececd MG |
287 | break; |
288 | ||
e1a164d7 MG |
289 | switch (buf[6]) { |
290 | PROCESS_SYSTEM_PARAM | |
291 | (monitor_level); | |
292 | PROCESS_SYSTEM_PARAM(routing); | |
293 | PROCESS_SYSTEM_PARAM | |
294 | (tuner_mute); | |
295 | PROCESS_SYSTEM_PARAM | |
296 | (tuner_freq); | |
297 | PROCESS_SYSTEM_PARAM | |
298 | (tuner_note); | |
299 | PROCESS_SYSTEM_PARAM | |
300 | (tuner_pitch); | |
705ececd MG |
301 | |
302 | #undef PROCESS_SYSTEM_PARAM | |
303 | ||
e1a164d7 MG |
304 | default: |
305 | DEBUG_MESSAGES(dev_err | |
306 | (pod-> | |
307 | line6.ifcdev, | |
308 | "unknown tuner/system response %02X\n", | |
309 | buf[6])); | |
310 | } | |
705ececd | 311 | |
e1a164d7 MG |
312 | break; |
313 | } | |
705ececd MG |
314 | |
315 | case POD_SYSEX_FINISH: | |
316 | /* do we need to respond to this? */ | |
317 | break; | |
318 | ||
319 | case POD_SYSEX_SAVE: | |
320 | pod_save_button_pressed(pod, buf[6], buf[7]); | |
321 | break; | |
322 | ||
323 | case POD_SYSEX_CLIP: | |
e1a164d7 MG |
324 | DEBUG_MESSAGES(dev_err |
325 | (pod->line6.ifcdev, | |
326 | "audio clipped\n")); | |
705ececd | 327 | pod->clipping.value = 1; |
1027f476 | 328 | wake_up(&pod->clipping.wait); |
705ececd MG |
329 | break; |
330 | ||
331 | case POD_SYSEX_STORE: | |
e1a164d7 MG |
332 | DEBUG_MESSAGES(dev_err |
333 | (pod->line6.ifcdev, | |
334 | "message %02X not yet implemented\n", | |
335 | buf[5])); | |
705ececd MG |
336 | break; |
337 | ||
338 | default: | |
e1a164d7 MG |
339 | DEBUG_MESSAGES(dev_err |
340 | (pod->line6.ifcdev, | |
341 | "unknown sysex message %02X\n", | |
342 | buf[5])); | |
705ececd | 343 | } |
e1a164d7 MG |
344 | } else |
345 | if (memcmp | |
346 | (buf, pod_version_header, | |
347 | sizeof(pod_version_header)) == 0) { | |
348 | pod->firmware_version = | |
349 | buf[13] * 100 + buf[14] * 10 + buf[15]; | |
350 | pod->device_id = | |
351 | ((int)buf[8] << 16) | ((int)buf[9] << 8) | (int) | |
352 | buf[10]; | |
1027f476 | 353 | pod_startup4(pod); |
0fdef36a | 354 | } else |
e1a164d7 MG |
355 | DEBUG_MESSAGES(dev_err |
356 | (pod->line6.ifcdev, | |
357 | "unknown sysex header\n")); | |
705ececd MG |
358 | |
359 | break; | |
360 | ||
361 | case LINE6_SYSEX_END: | |
362 | break; | |
363 | ||
364 | default: | |
e1a164d7 MG |
365 | DEBUG_MESSAGES(dev_err |
366 | (pod->line6.ifcdev, | |
367 | "POD: unknown message %02X\n", buf[0])); | |
705ececd MG |
368 | } |
369 | } | |
370 | ||
371 | /* | |
372 | Detect some cases that require a channel dump after sending a command to the | |
373 | device. Important notes: | |
374 | *) The actual dump request can not be sent here since we are not allowed to | |
375 | wait for the completion of the first message in this context, and sending | |
376 | the dump request before completion of the previous message leaves the POD | |
377 | in an undefined state. The dump request will be sent when the echoed | |
378 | commands are received. | |
379 | *) This method fails if a param change message is "chopped" after the first | |
380 | byte. | |
381 | */ | |
e1a164d7 MG |
382 | void line6_pod_midi_postprocess(struct usb_line6_pod *pod, unsigned char *data, |
383 | int length) | |
705ececd MG |
384 | { |
385 | int i; | |
386 | ||
0fdef36a | 387 | if (!pod->midi_postprocess) |
705ececd MG |
388 | return; |
389 | ||
0fdef36a GKH |
390 | for (i = 0; i < length; ++i) { |
391 | if (data[i] == (LINE6_PROGRAM_CHANGE | LINE6_CHANNEL_HOST)) { | |
705ececd MG |
392 | line6_invalidate_current(&pod->dumpreq); |
393 | break; | |
e1a164d7 MG |
394 | } else |
395 | if ((data[i] == (LINE6_PARAM_CHANGE | LINE6_CHANNEL_HOST)) | |
396 | && (i < length - 1)) | |
397 | if ((data[i + 1] == POD_amp_model_setup) | |
398 | || (data[i + 1] == POD_effect_setup)) { | |
705ececd MG |
399 | line6_invalidate_current(&pod->dumpreq); |
400 | break; | |
401 | } | |
402 | } | |
403 | } | |
404 | ||
405 | /* | |
406 | Send channel number (i.e., switch to a different sound). | |
407 | */ | |
8d6b7f7c | 408 | static void pod_send_channel(struct usb_line6_pod *pod, u8 value) |
705ececd MG |
409 | { |
410 | line6_invalidate_current(&pod->dumpreq); | |
411 | ||
0fdef36a | 412 | if (line6_send_program(&pod->line6, value) == 0) |
705ececd MG |
413 | pod->channel_num = value; |
414 | else | |
415 | line6_dump_finished(&pod->dumpreq); | |
416 | } | |
417 | ||
418 | /* | |
419 | Transmit PODxt Pro control parameter. | |
420 | */ | |
e1a164d7 | 421 | void line6_pod_transmit_parameter(struct usb_line6_pod *pod, int param, |
5b9bd2ad | 422 | u8 value) |
705ececd | 423 | { |
0fdef36a | 424 | if (line6_transmit_parameter(&pod->line6, param, value) == 0) |
705ececd MG |
425 | pod_store_parameter(pod, param, value); |
426 | ||
e1a164d7 | 427 | if ((param == POD_amp_model_setup) || (param == POD_effect_setup)) /* these also affect other settings */ |
705ececd MG |
428 | line6_invalidate_current(&pod->dumpreq); |
429 | } | |
430 | ||
431 | /* | |
432 | Resolve value to memory location. | |
433 | */ | |
e1a164d7 MG |
434 | static int pod_resolve(const char *buf, short block0, short block1, |
435 | unsigned char *location) | |
705ececd | 436 | { |
1d0e834d | 437 | u8 value; |
7e4d5c13 SB |
438 | short block; |
439 | int ret; | |
440 | ||
1d0e834d | 441 | ret = kstrtou8(buf, 10, &value); |
7e4d5c13 SB |
442 | if (ret) |
443 | return ret; | |
444 | ||
445 | block = (value < 0x40) ? block0 : block1; | |
705ececd MG |
446 | value &= 0x3f; |
447 | location[0] = block >> 7; | |
448 | location[1] = value | (block & 0x7f); | |
7e4d5c13 | 449 | return 0; |
705ececd MG |
450 | } |
451 | ||
452 | /* | |
453 | Send command to store channel/effects setup/amp setup to PODxt Pro. | |
454 | */ | |
e1a164d7 MG |
455 | static ssize_t pod_send_store_command(struct device *dev, const char *buf, |
456 | size_t count, short block0, short block1) | |
705ececd MG |
457 | { |
458 | struct usb_interface *interface = to_usb_interface(dev); | |
459 | struct usb_line6_pod *pod = usb_get_intfdata(interface); | |
7e4d5c13 | 460 | int ret; |
705ececd MG |
461 | int size = 3 + sizeof(pod->prog_data_buf); |
462 | char *sysex = pod_alloc_sysex_buffer(pod, POD_SYSEX_STORE, size); | |
7e4d5c13 | 463 | |
0fdef36a GKH |
464 | if (!sysex) |
465 | return 0; | |
705ececd | 466 | |
e1a164d7 | 467 | sysex[SYSEX_DATA_OFS] = 5; /* see pod_dump() */ |
7e4d5c13 SB |
468 | ret = pod_resolve(buf, block0, block1, sysex + SYSEX_DATA_OFS + 1); |
469 | if (ret) { | |
470 | kfree(sysex); | |
471 | return ret; | |
472 | } | |
473 | ||
e1a164d7 MG |
474 | memcpy(sysex + SYSEX_DATA_OFS + 3, &pod->prog_data_buf, |
475 | sizeof(pod->prog_data_buf)); | |
705ececd MG |
476 | |
477 | line6_send_sysex_message(&pod->line6, sysex, size); | |
478 | kfree(sysex); | |
479 | /* needs some delay here on AMD64 platform */ | |
480 | return count; | |
481 | } | |
482 | ||
483 | /* | |
484 | Send command to retrieve channel/effects setup/amp setup to PODxt Pro. | |
485 | */ | |
e1a164d7 MG |
486 | static ssize_t pod_send_retrieve_command(struct device *dev, const char *buf, |
487 | size_t count, short block0, | |
488 | short block1) | |
705ececd MG |
489 | { |
490 | struct usb_interface *interface = to_usb_interface(dev); | |
491 | struct usb_line6_pod *pod = usb_get_intfdata(interface); | |
7e4d5c13 | 492 | int ret; |
705ececd MG |
493 | int size = 4; |
494 | char *sysex = pod_alloc_sysex_buffer(pod, POD_SYSEX_DUMPMEM, size); | |
0fdef36a GKH |
495 | |
496 | if (!sysex) | |
497 | return 0; | |
705ececd | 498 | |
7e4d5c13 SB |
499 | ret = pod_resolve(buf, block0, block1, sysex + SYSEX_DATA_OFS); |
500 | if (ret) { | |
501 | kfree(sysex); | |
502 | return ret; | |
503 | } | |
705ececd MG |
504 | sysex[SYSEX_DATA_OFS + 2] = 0; |
505 | sysex[SYSEX_DATA_OFS + 3] = 0; | |
506 | line6_dump_started(&pod->dumpreq, POD_DUMP_MEMORY); | |
507 | ||
0fdef36a | 508 | if (line6_send_sysex_message(&pod->line6, sysex, size) < size) |
705ececd MG |
509 | line6_dump_finished(&pod->dumpreq); |
510 | ||
511 | kfree(sysex); | |
512 | /* needs some delay here on AMD64 platform */ | |
513 | return count; | |
514 | } | |
515 | ||
516 | /* | |
517 | Generic get name function. | |
518 | */ | |
e1a164d7 MG |
519 | static ssize_t get_name_generic(struct usb_line6_pod *pod, const char *str, |
520 | char *buf) | |
705ececd MG |
521 | { |
522 | int length = 0; | |
523 | const char *p1; | |
524 | char *p2; | |
525 | char *last_non_space = buf; | |
526 | ||
1027f476 | 527 | int retval = line6_dump_wait_interruptible(&pod->dumpreq); |
0fdef36a GKH |
528 | if (retval < 0) |
529 | return retval; | |
705ececd | 530 | |
0fdef36a | 531 | for (p1 = str, p2 = buf; *p1; ++p1, ++p2) { |
705ececd | 532 | *p2 = *p1; |
0fdef36a GKH |
533 | if (*p2 != ' ') |
534 | last_non_space = p2; | |
535 | if (++length == POD_NAME_LENGTH) | |
536 | break; | |
705ececd MG |
537 | } |
538 | ||
539 | *(last_non_space + 1) = '\n'; | |
540 | return last_non_space - buf + 2; | |
541 | } | |
542 | ||
543 | /* | |
544 | "read" request on "channel" special file. | |
545 | */ | |
77491e52 GKH |
546 | static ssize_t pod_get_channel(struct device *dev, |
547 | struct device_attribute *attr, char *buf) | |
705ececd MG |
548 | { |
549 | struct usb_interface *interface = to_usb_interface(dev); | |
550 | struct usb_line6_pod *pod = usb_get_intfdata(interface); | |
551 | return sprintf(buf, "%d\n", pod->channel_num); | |
552 | } | |
553 | ||
554 | /* | |
555 | "write" request on "channel" special file. | |
556 | */ | |
77491e52 GKH |
557 | static ssize_t pod_set_channel(struct device *dev, |
558 | struct device_attribute *attr, | |
559 | const char *buf, size_t count) | |
705ececd MG |
560 | { |
561 | struct usb_interface *interface = to_usb_interface(dev); | |
562 | struct usb_line6_pod *pod = usb_get_intfdata(interface); | |
a4fb7d53 | 563 | u8 value; |
7e4d5c13 SB |
564 | int ret; |
565 | ||
a4fb7d53 | 566 | ret = kstrtou8(buf, 10, &value); |
7e4d5c13 SB |
567 | if (ret) |
568 | return ret; | |
569 | ||
705ececd MG |
570 | pod_send_channel(pod, value); |
571 | return count; | |
572 | } | |
573 | ||
574 | /* | |
575 | "read" request on "name" special file. | |
576 | */ | |
77491e52 GKH |
577 | static ssize_t pod_get_name(struct device *dev, struct device_attribute *attr, |
578 | char *buf) | |
705ececd MG |
579 | { |
580 | struct usb_interface *interface = to_usb_interface(dev); | |
581 | struct usb_line6_pod *pod = usb_get_intfdata(interface); | |
e1a164d7 MG |
582 | return get_name_generic(pod, pod->prog_data.header + POD_NAME_OFFSET, |
583 | buf); | |
705ececd MG |
584 | } |
585 | ||
586 | /* | |
587 | "read" request on "name" special file. | |
588 | */ | |
77491e52 GKH |
589 | static ssize_t pod_get_name_buf(struct device *dev, |
590 | struct device_attribute *attr, char *buf) | |
705ececd MG |
591 | { |
592 | struct usb_interface *interface = to_usb_interface(dev); | |
593 | struct usb_line6_pod *pod = usb_get_intfdata(interface); | |
e1a164d7 MG |
594 | return get_name_generic(pod, |
595 | pod->prog_data_buf.header + POD_NAME_OFFSET, | |
596 | buf); | |
705ececd MG |
597 | } |
598 | ||
599 | /* | |
600 | "read" request on "dump" special file. | |
601 | */ | |
77491e52 GKH |
602 | static ssize_t pod_get_dump(struct device *dev, struct device_attribute *attr, |
603 | char *buf) | |
705ececd MG |
604 | { |
605 | struct usb_interface *interface = to_usb_interface(dev); | |
606 | struct usb_line6_pod *pod = usb_get_intfdata(interface); | |
1027f476 | 607 | int retval = line6_dump_wait_interruptible(&pod->dumpreq); |
0fdef36a GKH |
608 | if (retval < 0) |
609 | return retval; | |
705ececd MG |
610 | memcpy(buf, &pod->prog_data, sizeof(pod->prog_data)); |
611 | return sizeof(pod->prog_data); | |
612 | } | |
613 | ||
614 | /* | |
615 | "write" request on "dump" special file. | |
616 | */ | |
77491e52 GKH |
617 | static ssize_t pod_set_dump(struct device *dev, struct device_attribute *attr, |
618 | const char *buf, size_t count) | |
705ececd MG |
619 | { |
620 | struct usb_interface *interface = to_usb_interface(dev); | |
621 | struct usb_line6_pod *pod = usb_get_intfdata(interface); | |
622 | ||
0fdef36a | 623 | if (count != sizeof(pod->prog_data)) { |
705ececd | 624 | dev_err(pod->line6.ifcdev, |
e1a164d7 MG |
625 | "data block must be exactly %d bytes\n", |
626 | (int)sizeof(pod->prog_data)); | |
705ececd MG |
627 | return -EINVAL; |
628 | } | |
629 | ||
630 | pod_dump(pod, buf); | |
631 | return sizeof(pod->prog_data); | |
632 | } | |
633 | ||
634 | /* | |
1027f476 MG |
635 | Identify system parameters related to the tuner. |
636 | */ | |
637 | static bool pod_is_tuner(int code) | |
638 | { | |
639 | return | |
e1a164d7 MG |
640 | (code == POD_tuner_mute) || |
641 | (code == POD_tuner_freq) || | |
642 | (code == POD_tuner_note) || (code == POD_tuner_pitch); | |
1027f476 MG |
643 | } |
644 | ||
645 | /* | |
646 | Get system parameter (as integer). | |
705ececd MG |
647 | @param tuner non-zero, if code refers to a tuner parameter |
648 | */ | |
e1a164d7 MG |
649 | static int pod_get_system_param_int(struct usb_line6_pod *pod, int *value, |
650 | int code, struct ValueWait *param, int sign) | |
705ececd MG |
651 | { |
652 | char *sysex; | |
705ececd MG |
653 | static const int size = 1; |
654 | int retval = 0; | |
705ececd | 655 | |
e1a164d7 MG |
656 | if (((pod->prog_data.control[POD_tuner] & 0x40) == 0) |
657 | && pod_is_tuner(code)) | |
705ececd MG |
658 | return -ENODEV; |
659 | ||
1027f476 | 660 | /* send value request to device: */ |
705ececd MG |
661 | param->value = POD_system_invalid; |
662 | sysex = pod_alloc_sysex_buffer(pod, POD_SYSEX_SYSTEMREQ, size); | |
1027f476 | 663 | |
0fdef36a | 664 | if (!sysex) |
1027f476 MG |
665 | return -ENOMEM; |
666 | ||
705ececd MG |
667 | sysex[SYSEX_DATA_OFS] = code; |
668 | line6_send_sysex_message(&pod->line6, sysex, size); | |
669 | kfree(sysex); | |
670 | ||
1027f476 | 671 | /* wait for device to respond: */ |
e1a164d7 MG |
672 | retval = |
673 | wait_event_interruptible(param->wait, | |
674 | param->value != POD_system_invalid); | |
705ececd | 675 | |
1027f476 MG |
676 | if (retval < 0) |
677 | return retval; | |
705ececd | 678 | |
e1a164d7 MG |
679 | *value = sign ? (int)(signed short)param->value : (int)(unsigned short) |
680 | param->value; | |
705ececd | 681 | |
e1a164d7 MG |
682 | if (*value == POD_system_invalid) |
683 | *value = 0; /* don't report uninitialized values */ | |
1027f476 MG |
684 | |
685 | return 0; | |
686 | } | |
687 | ||
688 | /* | |
689 | Get system parameter (as string). | |
690 | @param tuner non-zero, if code refers to a tuner parameter | |
691 | */ | |
e1a164d7 MG |
692 | static ssize_t pod_get_system_param_string(struct usb_line6_pod *pod, char *buf, |
693 | int code, struct ValueWait *param, | |
694 | int sign) | |
1027f476 MG |
695 | { |
696 | int retval, value = 0; | |
697 | retval = pod_get_system_param_int(pod, &value, code, param, sign); | |
698 | ||
e1a164d7 | 699 | if (retval < 0) |
705ececd MG |
700 | return retval; |
701 | ||
705ececd MG |
702 | return sprintf(buf, "%d\n", value); |
703 | } | |
704 | ||
705 | /* | |
1027f476 | 706 | Send system parameter (from integer). |
705ececd MG |
707 | @param tuner non-zero, if code refers to a tuner parameter |
708 | */ | |
e1a164d7 MG |
709 | static int pod_set_system_param_int(struct usb_line6_pod *pod, int value, |
710 | int code) | |
705ececd MG |
711 | { |
712 | char *sysex; | |
713 | static const int size = 5; | |
705ececd | 714 | |
e1a164d7 MG |
715 | if (((pod->prog_data.control[POD_tuner] & 0x40) == 0) |
716 | && pod_is_tuner(code)) | |
705ececd MG |
717 | return -EINVAL; |
718 | ||
719 | /* send value to tuner: */ | |
720 | sysex = pod_alloc_sysex_buffer(pod, POD_SYSEX_SYSTEM, size); | |
0fdef36a | 721 | if (!sysex) |
1027f476 | 722 | return -ENOMEM; |
705ececd MG |
723 | sysex[SYSEX_DATA_OFS] = code; |
724 | sysex[SYSEX_DATA_OFS + 1] = (value >> 12) & 0x0f; | |
e1a164d7 MG |
725 | sysex[SYSEX_DATA_OFS + 2] = (value >> 8) & 0x0f; |
726 | sysex[SYSEX_DATA_OFS + 3] = (value >> 4) & 0x0f; | |
727 | sysex[SYSEX_DATA_OFS + 4] = (value) & 0x0f; | |
705ececd MG |
728 | line6_send_sysex_message(&pod->line6, sysex, size); |
729 | kfree(sysex); | |
1027f476 MG |
730 | return 0; |
731 | } | |
732 | ||
733 | /* | |
734 | Send system parameter (from string). | |
735 | @param tuner non-zero, if code refers to a tuner parameter | |
736 | */ | |
e1a164d7 MG |
737 | static ssize_t pod_set_system_param_string(struct usb_line6_pod *pod, |
738 | const char *buf, int count, int code, | |
739 | unsigned short mask) | |
1027f476 MG |
740 | { |
741 | int retval; | |
742 | unsigned short value = simple_strtoul(buf, NULL, 10) & mask; | |
743 | retval = pod_set_system_param_int(pod, value, code); | |
744 | return (retval < 0) ? retval : count; | |
705ececd MG |
745 | } |
746 | ||
747 | /* | |
748 | "read" request on "dump_buf" special file. | |
749 | */ | |
77491e52 GKH |
750 | static ssize_t pod_get_dump_buf(struct device *dev, |
751 | struct device_attribute *attr, char *buf) | |
705ececd MG |
752 | { |
753 | struct usb_interface *interface = to_usb_interface(dev); | |
754 | struct usb_line6_pod *pod = usb_get_intfdata(interface); | |
1027f476 | 755 | int retval = line6_dump_wait_interruptible(&pod->dumpreq); |
0fdef36a GKH |
756 | if (retval < 0) |
757 | return retval; | |
705ececd MG |
758 | memcpy(buf, &pod->prog_data_buf, sizeof(pod->prog_data_buf)); |
759 | return sizeof(pod->prog_data_buf); | |
760 | } | |
761 | ||
762 | /* | |
763 | "write" request on "dump_buf" special file. | |
764 | */ | |
77491e52 GKH |
765 | static ssize_t pod_set_dump_buf(struct device *dev, |
766 | struct device_attribute *attr, | |
767 | const char *buf, size_t count) | |
705ececd MG |
768 | { |
769 | struct usb_interface *interface = to_usb_interface(dev); | |
770 | struct usb_line6_pod *pod = usb_get_intfdata(interface); | |
771 | ||
0fdef36a | 772 | if (count != sizeof(pod->prog_data)) { |
705ececd | 773 | dev_err(pod->line6.ifcdev, |
1027f476 MG |
774 | "data block must be exactly %d bytes\n", |
775 | (int)sizeof(pod->prog_data)); | |
705ececd MG |
776 | return -EINVAL; |
777 | } | |
778 | ||
779 | memcpy(&pod->prog_data_buf, buf, sizeof(pod->prog_data)); | |
780 | return sizeof(pod->prog_data); | |
781 | } | |
782 | ||
783 | /* | |
784 | "write" request on "finish" special file. | |
785 | */ | |
77491e52 GKH |
786 | static ssize_t pod_set_finish(struct device *dev, |
787 | struct device_attribute *attr, | |
788 | const char *buf, size_t count) | |
705ececd MG |
789 | { |
790 | struct usb_interface *interface = to_usb_interface(dev); | |
791 | struct usb_line6_pod *pod = usb_get_intfdata(interface); | |
792 | int size = 0; | |
793 | char *sysex = pod_alloc_sysex_buffer(pod, POD_SYSEX_FINISH, size); | |
0fdef36a GKH |
794 | if (!sysex) |
795 | return 0; | |
705ececd MG |
796 | line6_send_sysex_message(&pod->line6, sysex, size); |
797 | kfree(sysex); | |
798 | return count; | |
799 | } | |
800 | ||
801 | /* | |
802 | "write" request on "store_channel" special file. | |
803 | */ | |
77491e52 GKH |
804 | static ssize_t pod_set_store_channel(struct device *dev, |
805 | struct device_attribute *attr, | |
806 | const char *buf, size_t count) | |
705ececd MG |
807 | { |
808 | return pod_send_store_command(dev, buf, count, 0x0000, 0x00c0); | |
809 | } | |
810 | ||
811 | /* | |
812 | "write" request on "store_effects_setup" special file. | |
813 | */ | |
77491e52 GKH |
814 | static ssize_t pod_set_store_effects_setup(struct device *dev, |
815 | struct device_attribute *attr, | |
816 | const char *buf, size_t count) | |
705ececd MG |
817 | { |
818 | return pod_send_store_command(dev, buf, count, 0x0080, 0x0080); | |
819 | } | |
820 | ||
821 | /* | |
822 | "write" request on "store_amp_setup" special file. | |
823 | */ | |
77491e52 GKH |
824 | static ssize_t pod_set_store_amp_setup(struct device *dev, |
825 | struct device_attribute *attr, | |
826 | const char *buf, size_t count) | |
705ececd MG |
827 | { |
828 | return pod_send_store_command(dev, buf, count, 0x0040, 0x0100); | |
829 | } | |
830 | ||
831 | /* | |
832 | "write" request on "retrieve_channel" special file. | |
833 | */ | |
77491e52 GKH |
834 | static ssize_t pod_set_retrieve_channel(struct device *dev, |
835 | struct device_attribute *attr, | |
836 | const char *buf, size_t count) | |
705ececd MG |
837 | { |
838 | return pod_send_retrieve_command(dev, buf, count, 0x0000, 0x00c0); | |
839 | } | |
840 | ||
841 | /* | |
842 | "write" request on "retrieve_effects_setup" special file. | |
843 | */ | |
77491e52 GKH |
844 | static ssize_t pod_set_retrieve_effects_setup(struct device *dev, |
845 | struct device_attribute *attr, | |
846 | const char *buf, size_t count) | |
705ececd MG |
847 | { |
848 | return pod_send_retrieve_command(dev, buf, count, 0x0080, 0x0080); | |
849 | } | |
850 | ||
851 | /* | |
852 | "write" request on "retrieve_amp_setup" special file. | |
853 | */ | |
77491e52 GKH |
854 | static ssize_t pod_set_retrieve_amp_setup(struct device *dev, |
855 | struct device_attribute *attr, | |
856 | const char *buf, size_t count) | |
705ececd MG |
857 | { |
858 | return pod_send_retrieve_command(dev, buf, count, 0x0040, 0x0100); | |
859 | } | |
860 | ||
861 | /* | |
862 | "read" request on "dirty" special file. | |
863 | */ | |
77491e52 GKH |
864 | static ssize_t pod_get_dirty(struct device *dev, struct device_attribute *attr, |
865 | char *buf) | |
705ececd MG |
866 | { |
867 | struct usb_interface *interface = to_usb_interface(dev); | |
868 | struct usb_line6_pod *pod = usb_get_intfdata(interface); | |
869 | buf[0] = pod->dirty ? '1' : '0'; | |
870 | buf[1] = '\n'; | |
871 | return 2; | |
872 | } | |
873 | ||
874 | /* | |
875 | "read" request on "midi_postprocess" special file. | |
876 | */ | |
77491e52 GKH |
877 | static ssize_t pod_get_midi_postprocess(struct device *dev, |
878 | struct device_attribute *attr, | |
879 | char *buf) | |
705ececd MG |
880 | { |
881 | struct usb_interface *interface = to_usb_interface(dev); | |
882 | struct usb_line6_pod *pod = usb_get_intfdata(interface); | |
883 | return sprintf(buf, "%d\n", pod->midi_postprocess); | |
884 | } | |
885 | ||
886 | /* | |
887 | "write" request on "midi_postprocess" special file. | |
888 | */ | |
77491e52 GKH |
889 | static ssize_t pod_set_midi_postprocess(struct device *dev, |
890 | struct device_attribute *attr, | |
891 | const char *buf, size_t count) | |
705ececd MG |
892 | { |
893 | struct usb_interface *interface = to_usb_interface(dev); | |
894 | struct usb_line6_pod *pod = usb_get_intfdata(interface); | |
06501787 | 895 | u8 value; |
7e4d5c13 SB |
896 | int ret; |
897 | ||
06501787 | 898 | ret = kstrtou8(buf, 10, &value); |
7e4d5c13 SB |
899 | if (ret) |
900 | return ret; | |
901 | ||
705ececd MG |
902 | pod->midi_postprocess = value ? 1 : 0; |
903 | return count; | |
904 | } | |
905 | ||
906 | /* | |
907 | "read" request on "serial_number" special file. | |
908 | */ | |
77491e52 GKH |
909 | static ssize_t pod_get_serial_number(struct device *dev, |
910 | struct device_attribute *attr, char *buf) | |
705ececd MG |
911 | { |
912 | struct usb_interface *interface = to_usb_interface(dev); | |
913 | struct usb_line6_pod *pod = usb_get_intfdata(interface); | |
914 | return sprintf(buf, "%d\n", pod->serial_number); | |
915 | } | |
916 | ||
917 | /* | |
918 | "read" request on "firmware_version" special file. | |
919 | */ | |
77491e52 GKH |
920 | static ssize_t pod_get_firmware_version(struct device *dev, |
921 | struct device_attribute *attr, | |
922 | char *buf) | |
705ececd MG |
923 | { |
924 | struct usb_interface *interface = to_usb_interface(dev); | |
925 | struct usb_line6_pod *pod = usb_get_intfdata(interface); | |
0fdef36a GKH |
926 | return sprintf(buf, "%d.%02d\n", pod->firmware_version / 100, |
927 | pod->firmware_version % 100); | |
705ececd MG |
928 | } |
929 | ||
930 | /* | |
931 | "read" request on "device_id" special file. | |
932 | */ | |
77491e52 GKH |
933 | static ssize_t pod_get_device_id(struct device *dev, |
934 | struct device_attribute *attr, char *buf) | |
705ececd MG |
935 | { |
936 | struct usb_interface *interface = to_usb_interface(dev); | |
937 | struct usb_line6_pod *pod = usb_get_intfdata(interface); | |
938 | return sprintf(buf, "%d\n", pod->device_id); | |
939 | } | |
940 | ||
941 | /* | |
942 | "read" request on "clip" special file. | |
943 | */ | |
77491e52 GKH |
944 | static ssize_t pod_wait_for_clip(struct device *dev, |
945 | struct device_attribute *attr, char *buf) | |
705ececd MG |
946 | { |
947 | struct usb_interface *interface = to_usb_interface(dev); | |
948 | struct usb_line6_pod *pod = usb_get_intfdata(interface); | |
e1a164d7 MG |
949 | return wait_event_interruptible(pod->clipping.wait, |
950 | pod->clipping.value != 0); | |
1027f476 | 951 | } |
705ececd | 952 | |
1027f476 MG |
953 | /* |
954 | POD startup procedure. | |
955 | This is a sequence of functions with special requirements (e.g., must | |
956 | not run immediately after initialization, must not run in interrupt | |
957 | context). After the last one has finished, the device is ready to use. | |
958 | */ | |
959 | ||
960 | static void pod_startup1(struct usb_line6_pod *pod) | |
961 | { | |
e1a164d7 | 962 | CHECK_STARTUP_PROGRESS(pod->startup_progress, POD_STARTUP_INIT); |
1027f476 MG |
963 | |
964 | /* delay startup procedure: */ | |
e1a164d7 MG |
965 | line6_start_timer(&pod->startup_timer, POD_STARTUP_DELAY, pod_startup2, |
966 | (unsigned long)pod); | |
1027f476 MG |
967 | } |
968 | ||
969 | static void pod_startup2(unsigned long data) | |
970 | { | |
971 | struct usb_line6_pod *pod = (struct usb_line6_pod *)data; | |
e1a164d7 MG |
972 | |
973 | /* schedule another startup procedure until startup is complete: */ | |
974 | if (pod->startup_progress >= POD_STARTUP_LAST) | |
975 | return; | |
976 | ||
977 | pod->startup_progress = POD_STARTUP_DUMPREQ; | |
978 | line6_start_timer(&pod->startup_timer, POD_STARTUP_DELAY, pod_startup2, | |
979 | (unsigned long)pod); | |
1027f476 MG |
980 | |
981 | /* current channel dump: */ | |
e1a164d7 MG |
982 | line6_dump_request_async(&pod->dumpreq, &pod->line6, 0, |
983 | LINE6_DUMP_CURRENT); | |
1027f476 MG |
984 | } |
985 | ||
986 | static void pod_startup3(struct usb_line6_pod *pod) | |
987 | { | |
988 | struct usb_line6 *line6 = &pod->line6; | |
e1a164d7 | 989 | CHECK_STARTUP_PROGRESS(pod->startup_progress, POD_STARTUP_VERSIONREQ); |
1027f476 MG |
990 | |
991 | /* request firmware version: */ | |
992 | line6_version_request_async(line6); | |
705ececd MG |
993 | } |
994 | ||
1027f476 MG |
995 | static void pod_startup4(struct usb_line6_pod *pod) |
996 | { | |
e1a164d7 | 997 | CHECK_STARTUP_PROGRESS(pod->startup_progress, POD_STARTUP_WORKQUEUE); |
1027f476 MG |
998 | |
999 | /* schedule work for global work queue: */ | |
1000 | schedule_work(&pod->startup_work); | |
1001 | } | |
1002 | ||
1003 | static void pod_startup5(struct work_struct *work) | |
1004 | { | |
e1a164d7 MG |
1005 | struct usb_line6_pod *pod = |
1006 | container_of(work, struct usb_line6_pod, startup_work); | |
1027f476 MG |
1007 | struct usb_line6 *line6 = &pod->line6; |
1008 | ||
e1a164d7 | 1009 | CHECK_STARTUP_PROGRESS(pod->startup_progress, POD_STARTUP_SETUP); |
1027f476 MG |
1010 | |
1011 | /* serial number: */ | |
1012 | line6_read_serial_number(&pod->line6, &pod->serial_number); | |
1013 | ||
1014 | /* ALSA audio interface: */ | |
1015 | line6_register_audio(line6); | |
1016 | ||
1017 | /* device files: */ | |
e1a164d7 MG |
1018 | line6_pod_create_files(pod->firmware_version, |
1019 | line6->properties->device_bit, line6->ifcdev); | |
1027f476 MG |
1020 | } |
1021 | ||
1022 | #define POD_GET_SYSTEM_PARAM(code, sign) \ | |
77491e52 GKH |
1023 | static ssize_t pod_get_ ## code(struct device *dev, \ |
1024 | struct device_attribute *attr, char *buf) \ | |
705ececd MG |
1025 | { \ |
1026 | struct usb_interface *interface = to_usb_interface(dev); \ | |
1027 | struct usb_line6_pod *pod = usb_get_intfdata(interface); \ | |
1027f476 MG |
1028 | return pod_get_system_param_string(pod, buf, POD_ ## code, \ |
1029 | &pod->code, sign); \ | |
705ececd MG |
1030 | } |
1031 | ||
1027f476 MG |
1032 | #define POD_GET_SET_SYSTEM_PARAM(code, mask, sign) \ |
1033 | POD_GET_SYSTEM_PARAM(code, sign) \ | |
77491e52 | 1034 | static ssize_t pod_set_ ## code(struct device *dev, \ |
0fdef36a GKH |
1035 | struct device_attribute *attr, \ |
1036 | const char *buf, size_t count) \ | |
705ececd MG |
1037 | { \ |
1038 | struct usb_interface *interface = to_usb_interface(dev); \ | |
1039 | struct usb_line6_pod *pod = usb_get_intfdata(interface); \ | |
1027f476 | 1040 | return pod_set_system_param_string(pod, buf, count, POD_ ## code, mask); \ |
705ececd MG |
1041 | } |
1042 | ||
1027f476 MG |
1043 | POD_GET_SET_SYSTEM_PARAM(monitor_level, 0xffff, 0); |
1044 | POD_GET_SET_SYSTEM_PARAM(routing, 0x0003, 0); | |
1045 | POD_GET_SET_SYSTEM_PARAM(tuner_mute, 0x0001, 0); | |
1046 | POD_GET_SET_SYSTEM_PARAM(tuner_freq, 0xffff, 0); | |
1047 | POD_GET_SYSTEM_PARAM(tuner_note, 1); | |
1048 | POD_GET_SYSTEM_PARAM(tuner_pitch, 1); | |
705ececd MG |
1049 | |
1050 | #undef GET_SET_SYSTEM_PARAM | |
1051 | #undef GET_SYSTEM_PARAM | |
1052 | ||
1053 | /* POD special files: */ | |
a3a972a0 | 1054 | static DEVICE_ATTR(channel, S_IWUSR | S_IRUGO, pod_get_channel, |
e1a164d7 | 1055 | pod_set_channel); |
705ececd MG |
1056 | static DEVICE_ATTR(clip, S_IRUGO, pod_wait_for_clip, line6_nop_write); |
1057 | static DEVICE_ATTR(device_id, S_IRUGO, pod_get_device_id, line6_nop_write); | |
1058 | static DEVICE_ATTR(dirty, S_IRUGO, pod_get_dirty, line6_nop_write); | |
a3a972a0 GKH |
1059 | static DEVICE_ATTR(dump, S_IWUSR | S_IRUGO, pod_get_dump, pod_set_dump); |
1060 | static DEVICE_ATTR(dump_buf, S_IWUSR | S_IRUGO, pod_get_dump_buf, | |
e1a164d7 | 1061 | pod_set_dump_buf); |
a3a972a0 | 1062 | static DEVICE_ATTR(finish, S_IWUSR, line6_nop_read, pod_set_finish); |
e1a164d7 MG |
1063 | static DEVICE_ATTR(firmware_version, S_IRUGO, pod_get_firmware_version, |
1064 | line6_nop_write); | |
a3a972a0 | 1065 | static DEVICE_ATTR(midi_postprocess, S_IWUSR | S_IRUGO, |
e1a164d7 | 1066 | pod_get_midi_postprocess, pod_set_midi_postprocess); |
a3a972a0 | 1067 | static DEVICE_ATTR(monitor_level, S_IWUSR | S_IRUGO, pod_get_monitor_level, |
e1a164d7 | 1068 | pod_set_monitor_level); |
705ececd MG |
1069 | static DEVICE_ATTR(name, S_IRUGO, pod_get_name, line6_nop_write); |
1070 | static DEVICE_ATTR(name_buf, S_IRUGO, pod_get_name_buf, line6_nop_write); | |
a3a972a0 | 1071 | static DEVICE_ATTR(retrieve_amp_setup, S_IWUSR, line6_nop_read, |
e1a164d7 | 1072 | pod_set_retrieve_amp_setup); |
a3a972a0 | 1073 | static DEVICE_ATTR(retrieve_channel, S_IWUSR, line6_nop_read, |
e1a164d7 | 1074 | pod_set_retrieve_channel); |
a3a972a0 | 1075 | static DEVICE_ATTR(retrieve_effects_setup, S_IWUSR, line6_nop_read, |
e1a164d7 | 1076 | pod_set_retrieve_effects_setup); |
a3a972a0 | 1077 | static DEVICE_ATTR(routing, S_IWUSR | S_IRUGO, pod_get_routing, |
e1a164d7 MG |
1078 | pod_set_routing); |
1079 | static DEVICE_ATTR(serial_number, S_IRUGO, pod_get_serial_number, | |
1080 | line6_nop_write); | |
a3a972a0 | 1081 | static DEVICE_ATTR(store_amp_setup, S_IWUSR, line6_nop_read, |
e1a164d7 | 1082 | pod_set_store_amp_setup); |
a3a972a0 | 1083 | static DEVICE_ATTR(store_channel, S_IWUSR, line6_nop_read, |
e1a164d7 | 1084 | pod_set_store_channel); |
a3a972a0 | 1085 | static DEVICE_ATTR(store_effects_setup, S_IWUSR, line6_nop_read, |
e1a164d7 | 1086 | pod_set_store_effects_setup); |
a3a972a0 | 1087 | static DEVICE_ATTR(tuner_freq, S_IWUSR | S_IRUGO, pod_get_tuner_freq, |
e1a164d7 | 1088 | pod_set_tuner_freq); |
a3a972a0 | 1089 | static DEVICE_ATTR(tuner_mute, S_IWUSR | S_IRUGO, pod_get_tuner_mute, |
e1a164d7 | 1090 | pod_set_tuner_mute); |
705ececd MG |
1091 | static DEVICE_ATTR(tuner_note, S_IRUGO, pod_get_tuner_note, line6_nop_write); |
1092 | static DEVICE_ATTR(tuner_pitch, S_IRUGO, pod_get_tuner_pitch, line6_nop_write); | |
1093 | ||
1027f476 | 1094 | #ifdef CONFIG_LINE6_USB_RAW |
a3a972a0 | 1095 | static DEVICE_ATTR(raw, S_IWUSR, line6_nop_read, line6_set_raw); |
705ececd MG |
1096 | #endif |
1097 | ||
1027f476 MG |
1098 | /* control info callback */ |
1099 | static int snd_pod_control_monitor_info(struct snd_kcontrol *kcontrol, | |
1100 | struct snd_ctl_elem_info *uinfo) | |
1101 | { | |
1102 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; | |
1103 | uinfo->count = 1; | |
1104 | uinfo->value.integer.min = 0; | |
1105 | uinfo->value.integer.max = 65535; | |
1106 | return 0; | |
1107 | } | |
1108 | ||
1109 | /* control get callback */ | |
1110 | static int snd_pod_control_monitor_get(struct snd_kcontrol *kcontrol, | |
1111 | struct snd_ctl_elem_value *ucontrol) | |
1112 | { | |
1113 | struct snd_line6_pcm *line6pcm = snd_kcontrol_chip(kcontrol); | |
1114 | struct usb_line6_pod *pod = (struct usb_line6_pod *)line6pcm->line6; | |
1115 | ucontrol->value.integer.value[0] = pod->monitor_level.value; | |
1116 | return 0; | |
1117 | } | |
1118 | ||
1119 | /* control put callback */ | |
1120 | static int snd_pod_control_monitor_put(struct snd_kcontrol *kcontrol, | |
1121 | struct snd_ctl_elem_value *ucontrol) | |
1122 | { | |
1123 | struct snd_line6_pcm *line6pcm = snd_kcontrol_chip(kcontrol); | |
1124 | struct usb_line6_pod *pod = (struct usb_line6_pod *)line6pcm->line6; | |
1125 | ||
e1a164d7 | 1126 | if (ucontrol->value.integer.value[0] == pod->monitor_level.value) |
1027f476 MG |
1127 | return 0; |
1128 | ||
1129 | pod->monitor_level.value = ucontrol->value.integer.value[0]; | |
e1a164d7 MG |
1130 | pod_set_system_param_int(pod, ucontrol->value.integer.value[0], |
1131 | POD_monitor_level); | |
1027f476 MG |
1132 | return 1; |
1133 | } | |
1134 | ||
1135 | /* control definition */ | |
1136 | static struct snd_kcontrol_new pod_control_monitor = { | |
1137 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
1138 | .name = "Monitor Playback Volume", | |
1139 | .index = 0, | |
1140 | .access = SNDRV_CTL_ELEM_ACCESS_READWRITE, | |
1141 | .info = snd_pod_control_monitor_info, | |
1142 | .get = snd_pod_control_monitor_get, | |
1143 | .put = snd_pod_control_monitor_put | |
1144 | }; | |
1145 | ||
705ececd MG |
1146 | /* |
1147 | POD destructor. | |
1148 | */ | |
1149 | static void pod_destruct(struct usb_interface *interface) | |
1150 | { | |
1151 | struct usb_line6_pod *pod = usb_get_intfdata(interface); | |
705ececd | 1152 | |
0fdef36a GKH |
1153 | if (pod == NULL) |
1154 | return; | |
188e6645 | 1155 | line6_cleanup_audio(&pod->line6); |
705ececd | 1156 | |
e1a164d7 MG |
1157 | del_timer(&pod->startup_timer); |
1158 | cancel_work_sync(&pod->startup_work); | |
1159 | ||
705ececd MG |
1160 | /* free dump request data: */ |
1161 | line6_dumpreq_destruct(&pod->dumpreq); | |
705ececd MG |
1162 | } |
1163 | ||
1164 | /* | |
1165 | Create sysfs entries. | |
1166 | */ | |
b702ed25 | 1167 | static int pod_create_files2(struct device *dev) |
705ececd MG |
1168 | { |
1169 | int err; | |
1170 | ||
1171 | CHECK_RETURN(device_create_file(dev, &dev_attr_channel)); | |
1172 | CHECK_RETURN(device_create_file(dev, &dev_attr_clip)); | |
1173 | CHECK_RETURN(device_create_file(dev, &dev_attr_device_id)); | |
1174 | CHECK_RETURN(device_create_file(dev, &dev_attr_dirty)); | |
1175 | CHECK_RETURN(device_create_file(dev, &dev_attr_dump)); | |
1176 | CHECK_RETURN(device_create_file(dev, &dev_attr_dump_buf)); | |
1177 | CHECK_RETURN(device_create_file(dev, &dev_attr_finish)); | |
1178 | CHECK_RETURN(device_create_file(dev, &dev_attr_firmware_version)); | |
1179 | CHECK_RETURN(device_create_file(dev, &dev_attr_midi_postprocess)); | |
1180 | CHECK_RETURN(device_create_file(dev, &dev_attr_monitor_level)); | |
1181 | CHECK_RETURN(device_create_file(dev, &dev_attr_name)); | |
1182 | CHECK_RETURN(device_create_file(dev, &dev_attr_name_buf)); | |
1183 | CHECK_RETURN(device_create_file(dev, &dev_attr_retrieve_amp_setup)); | |
1184 | CHECK_RETURN(device_create_file(dev, &dev_attr_retrieve_channel)); | |
1185 | CHECK_RETURN(device_create_file(dev, &dev_attr_retrieve_effects_setup)); | |
1186 | CHECK_RETURN(device_create_file(dev, &dev_attr_routing)); | |
1187 | CHECK_RETURN(device_create_file(dev, &dev_attr_serial_number)); | |
1188 | CHECK_RETURN(device_create_file(dev, &dev_attr_store_amp_setup)); | |
1189 | CHECK_RETURN(device_create_file(dev, &dev_attr_store_channel)); | |
1190 | CHECK_RETURN(device_create_file(dev, &dev_attr_store_effects_setup)); | |
1191 | CHECK_RETURN(device_create_file(dev, &dev_attr_tuner_freq)); | |
1192 | CHECK_RETURN(device_create_file(dev, &dev_attr_tuner_mute)); | |
1193 | CHECK_RETURN(device_create_file(dev, &dev_attr_tuner_note)); | |
1194 | CHECK_RETURN(device_create_file(dev, &dev_attr_tuner_pitch)); | |
1195 | ||
1027f476 | 1196 | #ifdef CONFIG_LINE6_USB_RAW |
705ececd MG |
1197 | CHECK_RETURN(device_create_file(dev, &dev_attr_raw)); |
1198 | #endif | |
1199 | ||
1200 | return 0; | |
1201 | } | |
1202 | ||
1203 | /* | |
1027f476 | 1204 | Try to init POD device. |
705ececd | 1205 | */ |
e1a164d7 MG |
1206 | static int pod_try_init(struct usb_interface *interface, |
1207 | struct usb_line6_pod *pod) | |
705ececd MG |
1208 | { |
1209 | int err; | |
1210 | struct usb_line6 *line6 = &pod->line6; | |
1211 | ||
e1a164d7 MG |
1212 | init_timer(&pod->startup_timer); |
1213 | INIT_WORK(&pod->startup_work, pod_startup5); | |
1214 | ||
0fdef36a GKH |
1215 | if ((interface == NULL) || (pod == NULL)) |
1216 | return -ENODEV; | |
705ececd MG |
1217 | |
1218 | pod->channel_num = 255; | |
1219 | ||
1220 | /* initialize wait queues: */ | |
1221 | init_waitqueue_head(&pod->monitor_level.wait); | |
1222 | init_waitqueue_head(&pod->routing.wait); | |
1223 | init_waitqueue_head(&pod->tuner_mute.wait); | |
1224 | init_waitqueue_head(&pod->tuner_freq.wait); | |
1225 | init_waitqueue_head(&pod->tuner_note.wait); | |
1226 | init_waitqueue_head(&pod->tuner_pitch.wait); | |
1227 | init_waitqueue_head(&pod->clipping.wait); | |
1228 | ||
1229 | memset(pod->param_dirty, 0xff, sizeof(pod->param_dirty)); | |
1230 | ||
1231 | /* initialize USB buffers: */ | |
0fdef36a GKH |
1232 | err = line6_dumpreq_init(&pod->dumpreq, pod_request_channel, |
1233 | sizeof(pod_request_channel)); | |
1234 | if (err < 0) { | |
705ececd | 1235 | dev_err(&interface->dev, "Out of memory\n"); |
705ececd MG |
1236 | return -ENOMEM; |
1237 | } | |
1238 | ||
705ececd | 1239 | /* create sysfs entries: */ |
0fdef36a | 1240 | err = pod_create_files2(&interface->dev); |
027360c5 | 1241 | if (err < 0) |
705ececd | 1242 | return err; |
705ececd MG |
1243 | |
1244 | /* initialize audio system: */ | |
0fdef36a | 1245 | err = line6_init_audio(line6); |
027360c5 | 1246 | if (err < 0) |
705ececd | 1247 | return err; |
705ececd MG |
1248 | |
1249 | /* initialize MIDI subsystem: */ | |
0fdef36a | 1250 | err = line6_init_midi(line6); |
027360c5 | 1251 | if (err < 0) |
705ececd | 1252 | return err; |
705ececd MG |
1253 | |
1254 | /* initialize PCM subsystem: */ | |
0fdef36a | 1255 | err = line6_init_pcm(line6, &pod_pcm_properties); |
027360c5 | 1256 | if (err < 0) |
705ececd | 1257 | return err; |
705ececd | 1258 | |
1027f476 | 1259 | /* register monitor control: */ |
027360c5 GKH |
1260 | err = snd_ctl_add(line6->card, |
1261 | snd_ctl_new1(&pod_control_monitor, line6->line6pcm)); | |
1262 | if (err < 0) | |
705ececd | 1263 | return err; |
705ececd | 1264 | |
1027f476 | 1265 | /* |
e1a164d7 MG |
1266 | When the sound card is registered at this point, the PODxt Live |
1267 | displays "Invalid Code Error 07", so we do it later in the event | |
1268 | handler. | |
1269 | */ | |
1027f476 | 1270 | |
0fdef36a | 1271 | if (pod->line6.properties->capabilities & LINE6_BIT_CONTROL) { |
1027f476 MG |
1272 | pod->monitor_level.value = POD_system_invalid; |
1273 | ||
1274 | /* initiate startup procedure: */ | |
1275 | pod_startup1(pod); | |
705ececd MG |
1276 | } |
1277 | ||
1278 | return 0; | |
1279 | } | |
1280 | ||
1027f476 MG |
1281 | /* |
1282 | Init POD device (and clean up in case of failure). | |
1283 | */ | |
1284 | int line6_pod_init(struct usb_interface *interface, struct usb_line6_pod *pod) | |
1285 | { | |
1286 | int err = pod_try_init(interface, pod); | |
1287 | ||
027360c5 | 1288 | if (err < 0) |
1027f476 | 1289 | pod_destruct(interface); |
1027f476 MG |
1290 | |
1291 | return err; | |
1292 | } | |
1293 | ||
705ececd MG |
1294 | /* |
1295 | POD device disconnected. | |
1296 | */ | |
1027f476 | 1297 | void line6_pod_disconnect(struct usb_interface *interface) |
705ececd MG |
1298 | { |
1299 | struct usb_line6_pod *pod; | |
1300 | ||
0fdef36a GKH |
1301 | if (interface == NULL) |
1302 | return; | |
705ececd MG |
1303 | pod = usb_get_intfdata(interface); |
1304 | ||
0fdef36a | 1305 | if (pod != NULL) { |
705ececd MG |
1306 | struct snd_line6_pcm *line6pcm = pod->line6.line6pcm; |
1307 | struct device *dev = &interface->dev; | |
1308 | ||
027360c5 | 1309 | if (line6pcm != NULL) |
1027f476 | 1310 | line6_pcm_disconnect(line6pcm); |
705ececd | 1311 | |
0fdef36a | 1312 | if (dev != NULL) { |
705ececd | 1313 | /* remove sysfs entries: */ |
e1a164d7 MG |
1314 | line6_pod_remove_files(pod->firmware_version, |
1315 | pod->line6. | |
1316 | properties->device_bit, dev); | |
705ececd MG |
1317 | |
1318 | device_remove_file(dev, &dev_attr_channel); | |
1319 | device_remove_file(dev, &dev_attr_clip); | |
1320 | device_remove_file(dev, &dev_attr_device_id); | |
1321 | device_remove_file(dev, &dev_attr_dirty); | |
1322 | device_remove_file(dev, &dev_attr_dump); | |
1323 | device_remove_file(dev, &dev_attr_dump_buf); | |
1324 | device_remove_file(dev, &dev_attr_finish); | |
1325 | device_remove_file(dev, &dev_attr_firmware_version); | |
1326 | device_remove_file(dev, &dev_attr_midi_postprocess); | |
1327 | device_remove_file(dev, &dev_attr_monitor_level); | |
1328 | device_remove_file(dev, &dev_attr_name); | |
1329 | device_remove_file(dev, &dev_attr_name_buf); | |
1330 | device_remove_file(dev, &dev_attr_retrieve_amp_setup); | |
1331 | device_remove_file(dev, &dev_attr_retrieve_channel); | |
e1a164d7 MG |
1332 | device_remove_file(dev, |
1333 | &dev_attr_retrieve_effects_setup); | |
705ececd MG |
1334 | device_remove_file(dev, &dev_attr_routing); |
1335 | device_remove_file(dev, &dev_attr_serial_number); | |
1336 | device_remove_file(dev, &dev_attr_store_amp_setup); | |
1337 | device_remove_file(dev, &dev_attr_store_channel); | |
1338 | device_remove_file(dev, &dev_attr_store_effects_setup); | |
1339 | device_remove_file(dev, &dev_attr_tuner_freq); | |
1340 | device_remove_file(dev, &dev_attr_tuner_mute); | |
1341 | device_remove_file(dev, &dev_attr_tuner_note); | |
1342 | device_remove_file(dev, &dev_attr_tuner_pitch); | |
1343 | ||
1027f476 | 1344 | #ifdef CONFIG_LINE6_USB_RAW |
705ececd MG |
1345 | device_remove_file(dev, &dev_attr_raw); |
1346 | #endif | |
1347 | } | |
1348 | } | |
1349 | ||
1350 | pod_destruct(interface); | |
1351 | } |