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author | Arseniy Lartsev <arseniy@fizlesh.ru> | 2010-03-02 14:52:28 +0300 |
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committer | Takashi Iwai <tiwai@suse.de> | 2010-03-02 12:59:26 +0100 |
commit | 864c11080cf365720103042444534a1e94d42bac (patch) | |
tree | 2738c9aace590a2f0da481fd87a9ce2d8dc3a45f /sound/usb/usbaudio.c | |
parent | 156366d31524dc6b88836f06dccb1be13dbef5f1 (diff) | |
download | op-kernel-dev-864c11080cf365720103042444534a1e94d42bac.zip op-kernel-dev-864c11080cf365720103042444534a1e94d42bac.tar.gz |
ALSA: usbaudio: Fix wrong bitrate for Creative Creative VF0470 Live Cam
This patch works around misbehaviour of Creative Creative VF0470 Live Cam
which reports 16 kHz sample rate for audio capture while actually producing
8 kHz stream.
Signed-off-by: Arseniy Lartsev <arseniy@fizlesh.ru>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/usb/usbaudio.c')
-rw-r--r-- | sound/usb/usbaudio.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/sound/usb/usbaudio.c b/sound/usb/usbaudio.c index 20b656e..ea3eaa5 100644 --- a/sound/usb/usbaudio.c +++ b/sound/usb/usbaudio.c @@ -2581,6 +2581,9 @@ static int parse_audio_format_rates_v1(struct snd_usb_audio *chip, struct audiof chip->usb_id == USB_ID(0x0d8c, 0x0102)) && fp->altsetting == 5 && fp->maxpacksize == 392) rate = 96000; + /* Creative VF0470 Live Cam reports 16 kHz instead of 8kHz */ + if (rate == 16000 && chip->usb_id == USB_ID(0x041e, 0x4068)) + rate = 8000; fp->rate_table[fp->nr_rates] = rate; if (!fp->rate_min || rate < fp->rate_min) fp->rate_min = rate; |