Lines Matching +full:data +full:- +full:rates
1 // SPDX-License-Identifier: GPL-2.0-or-later
9 #include <linux/usb/audio-v2.h>
10 #include <linux/usb/audio-v3.h>
39 switch (fp->protocol) { in parse_audio_format_i_type()
46 fp->iface, fp->altsetting, format); in parse_audio_format_i_type()
49 sample_width = fmt->bBitResolution; in parse_audio_format_i_type()
50 sample_bytes = fmt->bSubframeSize; in parse_audio_format_i_type()
57 sample_width = fmt->bBitResolution; in parse_audio_format_i_type()
58 sample_bytes = fmt->bSubslotSize; in parse_audio_format_i_type()
63 fp->dsd_raw = true; in parse_audio_format_i_type()
72 sample_width = as->bBitResolution; in parse_audio_format_i_type()
73 sample_bytes = as->bSubslotSize; in parse_audio_format_i_type()
83 fp->fmt_bits = sample_width; in parse_audio_format_i_type()
89 fp->iface, fp->altsetting); in parse_audio_format_i_type()
93 if (((chip->usb_id == USB_ID(0x0582, 0x0016)) || in parse_audio_format_i_type()
94 /* Edirol SD-90 */ in parse_audio_format_i_type()
95 (chip->usb_id == USB_ID(0x0582, 0x000c))) && in parse_audio_format_i_type()
96 /* Roland SC-D70 */ in parse_audio_format_i_type()
101 fp->iface, fp->altsetting, in parse_audio_format_i_type()
127 fp->iface, fp->altsetting, in parse_audio_format_i_type()
135 if (chip->usb_id == USB_ID(0x04fa, 0x4201)) in parse_audio_format_i_type()
152 fp->iface, fp->altsetting, format); in parse_audio_format_i_type()
162 kfree(fp->rate_table); in set_fixed_rate()
163 fp->rate_table = kmalloc(sizeof(int), GFP_KERNEL); in set_fixed_rate()
164 if (!fp->rate_table) in set_fixed_rate()
165 return -ENOMEM; in set_fixed_rate()
166 fp->nr_rates = 1; in set_fixed_rate()
167 fp->rate_min = rate; in set_fixed_rate()
168 fp->rate_max = rate; in set_fixed_rate()
169 fp->rates = rate_bits; in set_fixed_rate()
170 fp->rate_table[0] = rate; in set_fixed_rate()
175 * parse the format descriptor and stores the possible sample rates
192 fp->iface, fp->altsetting); in parse_audio_format_rates_v1()
193 return -EINVAL; in parse_audio_format_rates_v1()
202 fp->rate_table = kmalloc_array(nr_rates, sizeof(int), in parse_audio_format_rates_v1()
204 if (fp->rate_table == NULL) in parse_audio_format_rates_v1()
205 return -ENOMEM; in parse_audio_format_rates_v1()
207 fp->nr_rates = 0; in parse_audio_format_rates_v1()
208 fp->rate_min = fp->rate_max = 0; in parse_audio_format_rates_v1()
213 /* C-Media CM6501 mislabels its 96 kHz altsetting */ in parse_audio_format_rates_v1()
214 /* Terratec Aureon 7.1 USB C-Media 6206, too */ in parse_audio_format_rates_v1()
215 /* Ozone Z90 USB C-Media, too */ in parse_audio_format_rates_v1()
217 (chip->usb_id == USB_ID(0x0d8c, 0x0201) || in parse_audio_format_rates_v1()
218 chip->usb_id == USB_ID(0x0d8c, 0x0102) || in parse_audio_format_rates_v1()
219 chip->usb_id == USB_ID(0x0d8c, 0x0078) || in parse_audio_format_rates_v1()
220 chip->usb_id == USB_ID(0x0ccd, 0x00b1)) && in parse_audio_format_rates_v1()
221 fp->altsetting == 5 && fp->maxpacksize == 392) in parse_audio_format_rates_v1()
225 (chip->usb_id == USB_ID(0x041e, 0x4064) || in parse_audio_format_rates_v1()
226 chip->usb_id == USB_ID(0x041e, 0x4068))) in parse_audio_format_rates_v1()
229 fp->rate_table[fp->nr_rates] = rate; in parse_audio_format_rates_v1()
230 if (!fp->rate_min || rate < fp->rate_min) in parse_audio_format_rates_v1()
231 fp->rate_min = rate; in parse_audio_format_rates_v1()
232 if (!fp->rate_max || rate > fp->rate_max) in parse_audio_format_rates_v1()
233 fp->rate_max = rate; in parse_audio_format_rates_v1()
234 fp->rates |= snd_pcm_rate_to_rate_bit(rate); in parse_audio_format_rates_v1()
235 fp->nr_rates++; in parse_audio_format_rates_v1()
237 if (!fp->nr_rates) { in parse_audio_format_rates_v1()
238 hwc_debug("All rates were zero. Skipping format!\n"); in parse_audio_format_rates_v1()
239 return -EINVAL; in parse_audio_format_rates_v1()
242 /* continuous rates */ in parse_audio_format_rates_v1()
243 fp->rates = SNDRV_PCM_RATE_CONTINUOUS; in parse_audio_format_rates_v1()
244 fp->rate_min = combine_triple(&fmt[offset + 1]); in parse_audio_format_rates_v1()
245 fp->rate_max = combine_triple(&fmt[offset + 4]); in parse_audio_format_rates_v1()
249 if (chip->usb_id == USB_ID(0x0b0e, 0x030b)) { in parse_audio_format_rates_v1()
251 if (fp->nr_rates != 1) in parse_audio_format_rates_v1()
261 * rates per altsetting but reports the full set each time.
262 * If we don't filter out the unsupported rates and attempt
266 * The list of supported rates per altsetting (set of available
272 switch (fp->altsetting) { in s1810c_valid_sample_rate()
289 * Many Focusrite devices supports a limited set of sampling rates per
291 * descriptor which has a non-standard bLength = 10.
302 iface = usb_ifnum_to_if(chip->dev, fp->iface); in focusrite_valid_sample_rate()
306 alts = &iface->altsetting[fp->altset_idx]; in focusrite_valid_sample_rate()
307 fmt = snd_usb_find_csint_desc(alts->extra, alts->extralen, in focusrite_valid_sample_rate()
323 fp->iface, fp->altsetting, max_rate); in focusrite_valid_sample_rate()
337 * get to know how many sample rates we have to expect.
338 * Then fp->rate_table can be allocated and filled.
342 const unsigned char *data) in parse_uac2_sample_rate_range() argument
346 fp->rates = fp->rate_min = fp->rate_max = 0; in parse_uac2_sample_rate_range()
349 int min = combine_quad(&data[2 + 12 * i]); in parse_uac2_sample_rate_range()
350 int max = combine_quad(&data[6 + 12 * i]); in parse_uac2_sample_rate_range()
351 int res = combine_quad(&data[10 + 12 * i]); in parse_uac2_sample_rate_range()
363 fp->rate_min = min; in parse_uac2_sample_rate_range()
364 fp->rate_max = max; in parse_uac2_sample_rate_range()
365 fp->rates = SNDRV_PCM_RATE_CONTINUOUS; in parse_uac2_sample_rate_range()
371 /* Filter out invalid rates on Presonus Studio 1810c */ in parse_uac2_sample_rate_range()
372 if (chip->usb_id == USB_ID(0x194f, 0x010c) && in parse_uac2_sample_rate_range()
376 /* Filter out invalid rates on Focusrite devices */ in parse_uac2_sample_rate_range()
377 if (USB_ID_VENDOR(chip->usb_id) == 0x1235 && in parse_uac2_sample_rate_range()
381 if (fp->rate_table) in parse_uac2_sample_rate_range()
382 fp->rate_table[nr_rates] = rate; in parse_uac2_sample_rate_range()
383 if (!fp->rate_min || rate < fp->rate_min) in parse_uac2_sample_rate_range()
384 fp->rate_min = rate; in parse_uac2_sample_rate_range()
385 if (!fp->rate_max || rate > fp->rate_max) in parse_uac2_sample_rate_range()
386 fp->rate_max = rate; in parse_uac2_sample_rate_range()
387 fp->rates |= snd_pcm_rate_to_rate_bit(rate); in parse_uac2_sample_rate_range()
391 usb_audio_err(chip, "invalid uac2 rates\n"); in parse_uac2_sample_rate_range()
407 * clock rates.
412 switch (chip->usb_id) { in line6_parse_audio_format_rates_quirk()
416 case USB_ID(0x0e41, 0x4246): /* Line6 HX-Stomp */ in line6_parse_audio_format_rates_quirk()
417 case USB_ID(0x0e41, 0x4253): /* Line6 HX-Stomp XL */ in line6_parse_audio_format_rates_quirk()
427 return -ENODEV; in line6_parse_audio_format_rates_quirk()
431 * parse the format descriptor and stores the possible sample rates
437 struct usb_device *dev = chip->dev; in parse_audio_format_rates_v2v3()
438 unsigned char tmp[2], *data; in parse_audio_format_rates_v2v3() local
443 dev_err(&dev->dev, in parse_audio_format_rates_v2v3()
449 /* get the number of sample rates first by only fetching 2 bytes */ in parse_audio_format_rates_v2v3()
459 if (ret_l6 == -ENODEV) { in parse_audio_format_rates_v2v3()
461 dev_err(&dev->dev, in parse_audio_format_rates_v2v3()
462 "%s(): unable to retrieve number of sample rates (clock %d)\n", in parse_audio_format_rates_v2v3()
467 dev_info(&dev->dev, in parse_audio_format_rates_v2v3()
468 "%s(): unable to retrieve number of sample rates: set it to a predefined value (clock %d).\n", in parse_audio_format_rates_v2v3()
478 data = kzalloc(data_size, GFP_KERNEL); in parse_audio_format_rates_v2v3()
479 if (!data) { in parse_audio_format_rates_v2v3()
480 ret = -ENOMEM; in parse_audio_format_rates_v2v3()
489 data, data_size); in parse_audio_format_rates_v2v3()
492 dev_err(&dev->dev, in parse_audio_format_rates_v2v3()
495 ret = -EINVAL; in parse_audio_format_rates_v2v3()
499 /* Call the triplet parser, and make sure fp->rate_table is NULL. in parse_audio_format_rates_v2v3()
500 * We just use the return value to know how many sample rates we in parse_audio_format_rates_v2v3()
502 kfree(fp->rate_table); in parse_audio_format_rates_v2v3()
503 fp->rate_table = NULL; in parse_audio_format_rates_v2v3()
504 fp->nr_rates = parse_uac2_sample_rate_range(chip, fp, nr_triplets, data); in parse_audio_format_rates_v2v3()
506 if (fp->nr_rates == 0) { in parse_audio_format_rates_v2v3()
512 fp->rate_table = kmalloc_array(fp->nr_rates, sizeof(int), GFP_KERNEL); in parse_audio_format_rates_v2v3()
513 if (!fp->rate_table) { in parse_audio_format_rates_v2v3()
514 ret = -ENOMEM; in parse_audio_format_rates_v2v3()
518 /* Call the triplet parser again, but this time, fp->rate_table is in parse_audio_format_rates_v2v3()
519 * allocated, so the rates will be stored */ in parse_audio_format_rates_v2v3()
520 parse_uac2_sample_rate_range(chip, fp, nr_triplets, data); in parse_audio_format_rates_v2v3()
523 kfree(data); in parse_audio_format_rates_v2v3()
539 switch (fp->protocol) { in parse_audio_format_i()
545 fmt_type = fmt->bFormatType; in parse_audio_format_i()
549 /* fp->fmt_type is already set in this case */ in parse_audio_format_i()
550 fmt_type = fp->fmt_type; in parse_audio_format_i()
560 switch (chip->usb_id) { in parse_audio_format_i()
562 case USB_ID(0x0763, 0x2003): /* M-Audio Audiophile USB */ in parse_audio_format_i()
563 if (chip->setup == 0x00 && in parse_audio_format_i()
564 fp->altsetting == 6) in parse_audio_format_i()
572 fp->formats = pcm_format_to_bits(pcm_format); in parse_audio_format_i()
574 fp->formats = parse_audio_format_i_type(chip, fp, format, _fmt); in parse_audio_format_i()
575 if (!fp->formats) in parse_audio_format_i()
576 return -EINVAL; in parse_audio_format_i()
579 /* gather possible sample rates */ in parse_audio_format_i()
580 /* audio class v1 reports possible sample rates as part of the in parse_audio_format_i()
584 switch (fp->protocol) { in parse_audio_format_i()
589 fp->channels = fmt->bNrChannels; in parse_audio_format_i()
595 /* fp->channels is already set in this case */ in parse_audio_format_i()
601 if (fp->channels < 1) { in parse_audio_format_i()
604 fp->iface, fp->altsetting, fp->channels); in parse_audio_format_i()
605 return -EINVAL; in parse_audio_format_i()
623 // fp->formats = SNDRV_PCM_FMTBIT_AC3; in parse_audio_format_ii()
624 fp->formats = SNDRV_PCM_FMTBIT_U8; /* temporary hack to receive byte streams */ in parse_audio_format_ii()
627 fp->formats = SNDRV_PCM_FMTBIT_MPEG; in parse_audio_format_ii()
632 fp->iface, fp->altsetting, format); in parse_audio_format_ii()
633 fp->formats = SNDRV_PCM_FMTBIT_MPEG; in parse_audio_format_ii()
637 fp->channels = 1; in parse_audio_format_ii()
639 switch (fp->protocol) { in parse_audio_format_ii()
643 brate = le16_to_cpu(fmt->wMaxBitRate); in parse_audio_format_ii()
644 framesize = le16_to_cpu(fmt->wSamplesPerFrame); in parse_audio_format_ii()
646 fp->frame_size = framesize; in parse_audio_format_ii()
647 ret = parse_audio_format_rates_v1(chip, fp, _fmt, 8); /* fmt[8..] sample rates */ in parse_audio_format_ii()
652 brate = le16_to_cpu(fmt->wMaxBitRate); in parse_audio_format_ii()
653 framesize = le16_to_cpu(fmt->wSamplesPerFrame); in parse_audio_format_ii()
655 fp->frame_size = framesize; in parse_audio_format_ii()
671 switch (fmt->bFormatType) { in snd_usb_parse_audio_format()
682 fp->iface, fp->altsetting, in snd_usb_parse_audio_format()
683 fmt->bFormatType); in snd_usb_parse_audio_format()
684 return -ENOTSUPP; in snd_usb_parse_audio_format()
686 fp->fmt_type = fmt->bFormatType; in snd_usb_parse_audio_format()
691 /* extigy apparently supports sample rates other than 48k in snd_usb_parse_audio_format()
694 if (chip->usb_id == USB_ID(0x041e, 0x3000) || in snd_usb_parse_audio_format()
695 chip->usb_id == USB_ID(0x041e, 0x3020) || in snd_usb_parse_audio_format()
696 chip->usb_id == USB_ID(0x041e, 0x3061)) { in snd_usb_parse_audio_format()
697 if (fmt->bFormatType == UAC_FORMAT_TYPE_I && in snd_usb_parse_audio_format()
698 fp->rates != SNDRV_PCM_RATE_48000 && in snd_usb_parse_audio_format()
699 fp->rates != SNDRV_PCM_RATE_96000) in snd_usb_parse_audio_format()
700 return -ENOTSUPP; in snd_usb_parse_audio_format()
711 u64 format = le64_to_cpu(as->bmFormats); in snd_usb_parse_audio_format_v3()
719 fp->fmt_type = UAC_FORMAT_TYPE_I; in snd_usb_parse_audio_format_v3()
721 fp->fmt_type = UAC_FORMAT_TYPE_III; in snd_usb_parse_audio_format_v3()