Date: Thu, 25 Dec 2014 18:33:55 +0100 From: Hans Petter Selasky <hps@selasky.org> To: "Eugene M. Zheganin" <eugene@zhegan.in>, freebsd-multimedia@freebsd.org Subject: Re: webcamd, pwc and vga Message-ID: <549C4A83.3060906@selasky.org> In-Reply-To: <549C4987.6070706@zhegan.in> References: <549ADCB1.10605@zhegan.in> <549B40F7.5050209@selasky.org> <549B9FEA.3000905@zhegan.in> <549BD9CB.8060502@selasky.org> <549C06E9.5000904@zhegan.in> <549C118D.9050407@selasky.org> <549C1677.50103@zhegan.in> <549C201E.9070203@selasky.org> <549C4987.6070706@zhegan.in>
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On 12/25/14 18:29, Eugene M. Zheganin wrote: > Hi. > > On 25.12.2014 19:33, Hans Petter Selasky wrote: >> >> You maybe need to set some further debug knobs: >> >> See output from "webcamd -s". >> > There's so many of them... > I tried to launch webcamd with "-m hid-core.debug=1 -m > videobuf-core.debug=1 -m videobuf2-core.debug=1 -m > usbvision-core.core_debug=1 -m linux_usb.min_bufsize=512", no new debug > messages were shown. Could you please point me to the direction where I > can understand which ones to use ? I found only one pwc-related knob, > but it's about the powersave. > > I've also found a thread on a russian community board (unfortunately, in > russian) with similar issue (and the author didn't get any luck) which > made me realize that may be it's not the upgrade to 10.x that left me > without vga mode, but the upgrade from i386 to amd64, which I remember I > have done too, around the point where vga stopped to work. > Can you dump the USB descriptors for you webcam. It will give some clues about which driver is used: usbconfig -d X.Y dump_device_desc dump_curr_config_desc --HPS
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