Date: Sun, 17 Jul 2011 15:10:10 GMT From: Dmytro Pryanyshnikov <lynx.ripe@gmail.com> To: freebsd-multimedia@FreeBSD.org Subject: Re: kern/158979: [snd_uadio] snd_uaudio fails to initialize built-in microphone in Logitech Webcam C160 Message-ID: <201107171510.p6HFAANj078494@freefall.freebsd.org>
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The following reply was made to PR kern/158979; it has been noted by GNATS. From: Dmytro Pryanyshnikov <lynx.ripe@gmail.com> To: Hans Petter Selasky <hselasky@c2i.net> Cc: bug-followup@freebsd.org Subject: Re: kern/158979: [snd_uadio] snd_uaudio fails to initialize built-in microphone in Logitech Webcam C160 Date: Sun, 17 Jul 2011 18:08:13 +0300 On Sun, Jul 17, 2011 at 2:01 PM, Hans Petter Selasky <hselasky@c2i.net> wrote: > I think one of the following requests should do the trick. Please let me know > the test result: Yes, that's it! So, after plugging the device in, the following steps make the microphone working with the normal sensitivity: 1) launch and exit pwcview; 2) usbconfig -d ugen4.2 do_request 0x22 0x01 0x100 0x86 0x03 0x80 0xBB 0x00 3) one of the following (I don't hear differences - either command "unlocks" the microphone sensitivity): > usbconfig -d X.Y do_request 0x21 0x01 0x0200 0x0502 0x0002 0x01 0x1b > usbconfig -d X.Y do_request 0x21 0x01 0x0200 0x0502 0x0002 0x00 0x1b > > --HPS > -- Sincerely, Dmytro
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