Date: Fri, 16 Oct 2015 16:28:15 +0200 From: Hans Petter Selasky <hps@selasky.org> To: account lost <accountlostin@gmx.com>, freebsd-acpi@freebsd.org Subject: Re: suspend broken when disconnecting an usb audio device Message-ID: <5621097F.20705@selasky.org> In-Reply-To: <trinity-486efcff-1027-407a-b7d4-033c9617d6a6-1445004546917@3capp-mailcom-bs16> References: <trinity-486efcff-1027-407a-b7d4-033c9617d6a6-1445004546917@3capp-mailcom-bs16>
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On 10/16/15 16:09, account lost wrote: > Hi, I'm using FreeBSD 10.2-RELEASE-p5 amd64 on a thinkpad t430. > > I have suspend and resume functionality working by using newcons and i915kms.ko as the video driver, but whenever I plug in and use my usb DAC, either by choosing it in applications supporting OSS or by setting it as the hw.snd.default_unit and then disconnect it without terminating the audio applications, I can't enter acpi s3. > > When trying to suspend the system I get repeated messages on the console: "Waiting for sound application to exit!" (as documented here: http://baitisj.blogspot.it/2015/05/usb-audio-disconnect-woes-in-freebsd.html) but I can't react by killing the incriminated pid since ttys are already unavailable, and I'm forced to perform an hard reset Hi, There is a bug in pulseaudio or some mixer application, that it doesn't close the /dev/mixer or /dev/dsp, when receiving a read/write error from the USB audio device. Try killing pulseaudio. --HPS
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