Lines Matching +full:sound +full:- +full:name +full:- +full:prefix
1 // SPDX-License-Identifier: GPL-2.0-or-later
16 #include <sound/core.h>
17 #include <sound/initval.h>
18 #include <sound/rawmidi.h>
20 #define PREFIX "snd-bcd2000: "
68 static void bcd2000_dump_buffer(const char *prefix, const char *buf, int len)
70 print_hex_dump(KERN_DEBUG, prefix,
75 static void bcd2000_dump_buffer(const char *prefix, const char *buf, int len) {}
92 struct bcd2000 *bcd2k = substream->rmidi->private_data;
93 bcd2k->midi_receive_substream = up ? substream : NULL;
102 midi_receive_substream = READ_ONCE(bcd2k->midi_receive_substream);
106 bcd2000_dump_buffer(PREFIX "received from device: ", buf, buf_len);
117 tocopy = min(payload_length, buf_len-1);
119 bcd2000_dump_buffer(PREFIX "sending to userspace: ",
133 midi_out_substream = READ_ONCE(bcd2k->midi_out_substream);
137 /* copy command prefix bytes */
138 memcpy(bcd2k->midi_out_buf, device_cmd_prefix,
142 * get MIDI packet and leave space for command prefix
146 bcd2k->midi_out_buf + 3, BUFSIZE - 3);
149 dev_err(&bcd2k->dev->dev, "%s: snd_rawmidi_transmit error %d\n",
156 bcd2k->midi_out_buf[2] = len;
157 bcd2k->midi_out_urb->transfer_buffer_length = BUFSIZE;
159 bcd2000_dump_buffer(PREFIX "sending to device: ",
160 bcd2k->midi_out_buf, len+3);
163 ret = usb_submit_urb(bcd2k->midi_out_urb, GFP_ATOMIC);
165 dev_err(&bcd2k->dev->dev, PREFIX
169 bcd2k->midi_out_active = 1;
179 struct bcd2000 *bcd2k = substream->rmidi->private_data;
181 if (bcd2k->midi_out_active) {
182 usb_kill_urb(bcd2k->midi_out_urb);
183 bcd2k->midi_out_active = 0;
193 struct bcd2000 *bcd2k = substream->rmidi->private_data;
196 bcd2k->midi_out_substream = substream;
198 if (!bcd2k->midi_out_active)
201 bcd2k->midi_out_substream = NULL;
207 struct bcd2000 *bcd2k = urb->context;
209 bcd2k->midi_out_active = 0;
211 if (urb->status)
212 dev_warn(&urb->dev->dev,
213 PREFIX "output urb->status: %d\n", urb->status);
215 if (urb->status == -ESHUTDOWN)
225 struct bcd2000 *bcd2k = urb->context;
227 if (urb->status)
228 dev_warn(&urb->dev->dev,
229 PREFIX "input urb->status: %i\n", urb->status);
231 if (!bcd2k || urb->status == -ESHUTDOWN)
234 if (urb->actual_length > 0)
235 bcd2000_midi_handle_input(bcd2k, urb->transfer_buffer,
236 urb->actual_length);
239 ret = usb_submit_urb(bcd2k->midi_in_urb, GFP_ATOMIC);
241 dev_err(&bcd2k->dev->dev, PREFIX
262 init_usb_anchor(&bcd2k->anchor);
263 usb_anchor_urb(bcd2k->midi_out_urb, &bcd2k->anchor);
264 usb_anchor_urb(bcd2k->midi_in_urb, &bcd2k->anchor);
267 memcpy(bcd2k->midi_out_buf, bcd2000_init_sequence, 52);
268 bcd2k->midi_out_urb->transfer_buffer_length = 52;
271 ret = usb_submit_urb(bcd2k->midi_out_urb, GFP_KERNEL);
273 dev_err(&bcd2k->dev->dev, PREFIX
277 bcd2k->midi_out_active = 1;
280 ret = usb_submit_urb(bcd2k->midi_in_urb, GFP_KERNEL);
282 dev_err(&bcd2k->dev->dev, PREFIX
287 usb_wait_anchor_empty_timeout(&bcd2k->anchor, 1000);
295 ret = snd_rawmidi_new(bcd2k->card, bcd2k->card->shortname, 0,
303 strscpy(rmidi->name, bcd2k->card->shortname, sizeof(rmidi->name));
305 rmidi->info_flags = SNDRV_RAWMIDI_INFO_DUPLEX;
306 rmidi->private_data = bcd2k;
308 rmidi->info_flags |= SNDRV_RAWMIDI_INFO_OUTPUT;
312 rmidi->info_flags |= SNDRV_RAWMIDI_INFO_INPUT;
316 bcd2k->rmidi = rmidi;
318 bcd2k->midi_in_urb = usb_alloc_urb(0, GFP_KERNEL);
319 bcd2k->midi_out_urb = usb_alloc_urb(0, GFP_KERNEL);
321 if (!bcd2k->midi_in_urb || !bcd2k->midi_out_urb) {
322 dev_err(&bcd2k->dev->dev, PREFIX "usb_alloc_urb failed\n");
323 return -ENOMEM;
326 usb_fill_int_urb(bcd2k->midi_in_urb, bcd2k->dev,
327 usb_rcvintpipe(bcd2k->dev, 0x81),
328 bcd2k->midi_in_buf, BUFSIZE,
331 usb_fill_int_urb(bcd2k->midi_out_urb, bcd2k->dev,
332 usb_sndintpipe(bcd2k->dev, 0x1),
333 bcd2k->midi_out_buf, BUFSIZE,
337 if (usb_urb_ep_type_check(bcd2k->midi_in_urb) ||
338 usb_urb_ep_type_check(bcd2k->midi_out_urb)) {
339 dev_err(&bcd2k->dev->dev, "invalid MIDI EP\n");
340 return -EINVAL;
351 usb_kill_urb(bcd2k->midi_out_urb);
352 usb_kill_urb(bcd2k->midi_in_urb);
354 usb_free_urb(bcd2k->midi_out_urb);
355 usb_free_urb(bcd2k->midi_in_urb);
357 if (bcd2k->intf) {
358 usb_set_intfdata(bcd2k->intf, NULL);
359 bcd2k->intf = NULL;
379 return -ENOENT;
381 err = snd_card_new(&interface->dev, index[card_index], id[card_index],
386 bcd2k = card->private_data;
387 bcd2k->dev = interface_to_usbdev(interface);
388 bcd2k->card = card;
389 bcd2k->card_index = card_index;
390 bcd2k->intf = interface;
392 snd_card_set_dev(card, &interface->dev);
394 strscpy(card->driver, "snd-bcd2000", sizeof(card->driver));
395 strscpy(card->shortname, "BCD2000", sizeof(card->shortname));
396 usb_make_path(bcd2k->dev, usb_path, sizeof(usb_path));
397 snprintf(bcd2k->card->longname, sizeof(bcd2k->card->longname),
415 dev_info(&bcd2k->dev->dev, PREFIX "error during probing");
431 snd_card_disconnect(bcd2k->card);
435 clear_bit(bcd2k->card_index, devices_used);
437 snd_card_free_when_closed(bcd2k->card);
441 .name = "snd-bcd2000",