Date: Wed, 1 Dec 2010 22:49:19 +0100 From: David DEMELIER <demelier.david@gmail.com> To: freebsd-stable@freebsd.org, freebsd-multimedia@freebsd.org Subject: Re: 8.1-RELEASE: snd_hda works as module only, suspend/resume leaves display off Message-ID: <AANLkTi=Xqrs8%2Bq07dqP4UnVWpigc_h9pN3YL6f2s6mg3@mail.gmail.com> In-Reply-To: <20101115093709.GA1452@birne.dunkelkammer.void> References: <20101115093709.GA1452@birne.dunkelkammer.void>
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2010/11/15 Stefan Walter <stefan@freebsd.org>: > Hi, > > I've been using 8.1-RELEASE on this desktop machine for a few months > already, but only now found the time to look at a couple of problems with > snd_hda and suspend/resume it still has. Maybe someone here has hints to > fix them - I'd be grateful to hear them. > > Audio with snd_hda(4) works, but only if loaded as a module AND only if I > load the module AFTER booting. If I compile it into the kernel or add > snd_hda_load=3D"YES" to /boot/loader.conf, dmesg shows the following: > > hdac0: HDA Codec #0: ATI RS690/780 HDMI > pcm0: <HDA ATI RS690/780 HDMI PCM #0 HDMI> at cad 0 nid 1 on hdac0 > hdac1: HDA Codec #0: Realtek ALC885 > pcm1: <HDA Realtek ALC885 PCM #0 Analog> at cad 0 nid 1 on hdac1 > pcm2: <HDA Realtek ALC885 PCM #1 Analog> at cad 0 nid 1 on hdac1 > pcm3: <HDA Realtek ALC885 PCM #2 Digital> at cad 0 nid 1 on hdac1 > > mixer(8) shows: > > Mixer vol =C2=A0 =C2=A0 =C2=A0is currently set to =C2=A075:75 > Mixer pcm =C2=A0 =C2=A0 =C2=A0is currently set to =C2=A075:75 > > There is no audio in that case. Unloading and reloading the module (or > just loading the module manually after the boot process) logs: > > hdac0: <ATI SB600 High Definition Audio Controller> mem 0xfe024000-0xfe02= 7fff irq 16 at device 20.2 on pci0 > hdac0: HDA Driver Revision: 20100226_0142 > hdac0: [ITHREAD] > hdac0: HDA Codec #0: Realtek ALC885 > hdac1: <ATI (Unknown) High Definition Audio Controller> mem 0xfdffc000-0x= fdffffff irq 19 at device 5.1 on pci1 > hdac1: HDA Driver Revision: 20100226_0142 > hdac1: [ITHREAD] > hdac1: HDA Codec #0: ATI RS690/780 HDMI > pcm0: <HDA Realtek ALC885 PCM #0 Analog> at cad 0 nid 1 on hdac0 > pcm1: <HDA Realtek ALC885 PCM #1 Analog> at cad 0 nid 1 on hdac0 > pcm2: <HDA Realtek ALC885 PCM #2 Digital> at cad 0 nid 1 on hdac0 > pcm3: <HDA ATI RS690/780 HDMI PCM #0 HDMI> at cad 0 nid 1 on hdac1 > > mixer then shows: > > Mixer vol =C2=A0 =C2=A0 =C2=A0is currently set to =C2=A075:75 > Mixer pcm =C2=A0 =C2=A0 =C2=A0is currently set to =C2=A075:75 > Mixer speaker =C2=A0is currently set to =C2=A075:75 > Mixer line =C2=A0 =C2=A0 is currently set to =C2=A075:75 > Mixer mic =C2=A0 =C2=A0 =C2=A0is currently set to =C2=A0 0:0 > Mixer mix =C2=A0 =C2=A0 =C2=A0is currently set to =C2=A0 0:0 > Mixer rec =C2=A0 =C2=A0 =C2=A0is currently set to =C2=A075:75 > Mixer igain =C2=A0 =C2=A0is currently set to =C2=A0 0:0 > > Audio then seems to work fine. (Plugging earphones into the computer's > case's front plugs doesn't do anything, though - audio still comes from > the speakers attached to the plug at the back of the case. Any ideas abou= t > that?) Loading snd_hda from a startup script would probably work, but I > guess that's not the way it was meant to work. > > The other problem is with suspend/resume: > > Suspend To RAM (S3) works by using "acpiconf -s 3", and pushing the power > button wakes the system up again. Everything seems to work, only the LCD > monitor remains off. (There also seem to be occasional cases in which the > keyboard doesn't work any more, but I haven't really looked at that, yet. > Usually, the system comes back up properly.) Loading dpms(4) doesn't seem > to make a difference. The only way to turn the display on again seems to > be typing "shutdown -r now" blindly. > > Regards, > Stefan > Same here, if I have snd_hda directly in kernel, screen doesn't wake up with or without hw.acpi.reset_video=3D1. I don't like much modules since it takes some time to load at boot so if a fix could be made it will be great.. Cheers, --=20 Demelier David
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