[alsa-devel] [PATCH] ALSA: usb-audio: Add quirk for MS LifeCam HD-3000

Takashi Iwai tiwai at suse.de
Sun May 24 08:35:09 CEST 2015


At Fri, 22 May 2015 21:15:19 +0200,
Vittorio G (VittGam) wrote:
> 
> Microsoft LifeCam HD-3000 (045e:0779) needs a similar quirk for
> suppressing the unsupported sample rate inquiry.
> 
> Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=98481
> Cc: <stable at vger.kernel.org>
> Cc: Jaroslav Kysela <perex at perex.cz>
> Cc: Takashi Iwai <tiwai at suse.de>
> Signed-off-by: Vittorio Gambaletta <linuxbugs at vittgam.net>
> ---
> 
> The dmesg is showing this every time the ALSA audio is opened
> by the application:
> 
> [3759907.370000] 2:3:1: cannot get freq at ep 0x82
> 
> And in fact I had to initialize ALSA and v4l2 in a specific order
> in my application in order for them to both work.

Applied, thanks.


Takashi

> 
> diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
> index 46facfc..2917534 100644
> --- a/sound/usb/quirks.c
> +++ b/sound/usb/quirks.c
> @@ -1118,6 +1118,7 @@ bool snd_usb_get_sample_rate_quirk(struct snd_usb_audio *chip)
>   	case USB_ID(0x045E, 0x075D): /* MS Lifecam Cinema  */
>   	case USB_ID(0x045E, 0x076D): /* MS Lifecam HD-5000 */
>   	case USB_ID(0x045E, 0x0772): /* MS Lifecam Studio */
> +	case USB_ID(0x045E, 0x0779): /* MS Lifecam HD-3000 */
>   	case USB_ID(0x04D8, 0xFEEA): /* Benchmark DAC1 Pre */
>   		return true;
>   	}
> 


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