Messages in this thread | | | Date | Mon, 07 Nov 2022 09:15:54 +0100 | From | Takashi Iwai <> | Subject | Re: 回复: Re: 回复: Re: [PATCH] ALSA: usb-audio: fix Hamedal C20 usb camero disconnect issue |
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On Mon, 07 Nov 2022 02:33:57 +0100, 艾超 wrote: > > Yes, the audio device is a UAC1 device, and it used set_sample_rate_v1 to > set sample. > > So, I add a quirk to keep up the USB interface up even if the audio stream > is closed.
Well, my question is also about the parameter changes. This interface reset doesn't cause any problem? Or we should skip the interface clear there, too?
Takashi
> > ---- > > 主 题:Re: 回复: Re: [PATCH] ALSA: usb-audio: fix Hamedal C20 usb camero > disconnect issue > 日 期:2022-11-04 17:59 > 发件人:Takashi Iwai > 收件人:艾超 > > On Fri, 04 Nov 2022 10:50:48 +0100, > 艾超 wrote: > > > > I 'm sorry, I don't know whether you receiver my mail for 'lsusb -v' to > > Hamedal C20 > > I received your previous mails including lsusb -v output. But the > post was filtered out by some reason? > > So the audio device looks like a UAC1 device. And this one requires > to keep up the USB interface up even if the audio stream is closed > (not about the parameter changes)? > > Takashi > >
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