diff options
Diffstat (limited to 'sound/usb/usbaudio.c')
| -rw-r--r-- | sound/usb/usbaudio.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/sound/usb/usbaudio.c b/sound/usb/usbaudio.c index 3d7f36fb4cf0..19bdcc74c96c 100644 --- a/sound/usb/usbaudio.c +++ b/sound/usb/usbaudio.c @@ -2471,7 +2471,13 @@ static int parse_audio_format_rates(struct snd_usb_audio *chip, struct audioform fp->nr_rates = nr_rates; fp->rate_min = fp->rate_max = combine_triple(&fmt[8]); for (r = 0, idx = offset + 1; r < nr_rates; r++, idx += 3) { - unsigned int rate = fp->rate_table[r] = combine_triple(&fmt[idx]); + unsigned int rate = combine_triple(&fmt[idx]); + /* C-Media CM6501 mislabels its 96 kHz altsetting */ + if (rate == 48000 && nr_rates == 1 && + chip->usb_id == USB_ID(0x0d8c, 0x0201) && + fp->altsetting == 5 && fp->maxpacksize == 392) + rate = 96000; + fp->rate_table[r] = rate; if (rate < fp->rate_min) fp->rate_min = rate; else if (rate > fp->rate_max) @@ -3280,6 +3286,7 @@ static void snd_usb_audio_create_proc(struct snd_usb_audio *chip) static int snd_usb_audio_free(struct snd_usb_audio *chip) { + usb_chip[chip->index] = NULL; kfree(chip); return 0; } @@ -3541,7 +3548,6 @@ static void snd_usb_audio_disconnect(struct usb_device *dev, void *ptr) list_for_each(p, &chip->mixer_list) { snd_usb_mixer_disconnect(p); } - usb_chip[chip->index] = NULL; mutex_unlock(®ister_mutex); snd_card_free_when_closed(card); } else { |