building kernel for ac97 sound card

Linux for blind general discussion blinux-list at redhat.com
Fri Oct 23 23:59:26 UTC 2020


I built it into the kernel, however as we all know, it didn't work.

On Fri, 23 Oct 2020, Linux for blind general discussion wrote:

> Date: Fri, 23 Oct 2020 12:09:54
> From: Linux for blind general discussion <blinux-list at redhat.com>
> To: Linux for blind general discussion <blinux-list at redhat.com>
> Subject: Re: building kernel for ac97 sound card
>
> Futher I just checked, the generic ASoC AC97 CODEC driver
> can only  be built as a module. How come can you have it built-in
> the kernel?
>
> Didier
>
> Le 23/10/2020 ? 18:04, Didier Spaier a ?crit :
> > Here:
> >
> > didier[~]$ zgrep -i ac97 /proc/config.gz
> > CONFIG_SND_AC97_CODEC=m
> > CONFIG_SND_AC97_POWER_SAVE=y
> > CONFIG_SND_AC97_POWER_SAVE_DEFAULT=0
> > CONFIG_SND_SOC_AC97_BUS=y
> > CONFIG_SND_SOC_AC97_CODEC=m
> > CONFIG_AC97_BUS=m
> >
> > Unless you are building a custom kernel I am a bit surprised:
> > as far as I know pretty much all distributions ship kernels
> > with ac97 provided as modules.
> >
> > Didier
> >
> > Le 23/10/2020 ? 17:51, Linux for blind general discussion a ?crit :
> >> I think my mistake was having ac97 built into the kernel; could be ac97
> >> doesn't like that housing.  I'll try rebuilding that as a module and see
> >> if I get further.  The linux kernel configuration is so complex it's not
> >> easy to know which things need to be in the kernel as built-ins and
> >> which need to be modules.
> >>
> >> On Fri, 23 Oct 2020, Linux for blind general discussion wrote:
> >>
> >>> Date: Fri, 23 Oct 2020 10:22:10
> >>> From: Linux for blind general discussion <blinux-list at redhat.com>
> >>> To: Linux for blind general discussion <blinux-list at redhat.com>
> >>> Subject: Re: building kernel for ac97 sound card
> >>>
> >>> The sound card drivers are modules, so just build the module if need be.
> >>> Ac97 sounds pretty standard to me though, so I think it should be part of the
> >>> standard setup already.
> >>> The pc speaker is something else though.
> >>> There is a module called pcspkr which allow the use of that.
> >>> All pc's does not have a speaker though.
> >>> Maybe I am missing something in your message?
> >>> Regards, Willem
> >>>
> >>>
> >>>
> >>>
> >>> On Fri, 23 Oct 2020, Linux for blind general discussion wrote:
> >>>
> >>>> I have an ac97 sound card and a c-media usb sound card on a system.  I
> >>>> have only had success activating the pcspeaker when building a kernel for
> >>>> gentoo.  I have no clue as to what to enable to get this done.  This is
> >>>> even after having gone through lspci output and lsmod output with the
> >>>> install-minimal dvd running the operating system  The speaker-test utility
> >>>> puts out sound in the chroot environment and is silent after first boot
> >>>> into the new environment made by the compiled kernel.
>
>
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