8.1-RELEASE: snd_hda works as module only, suspend/resume leaves display off

Lars Engels lars.engels at 0x20.net
Mon Nov 15 12:07:36 UTC 2010

On Mon, Nov 15, 2010 at 10:37:09AM +0100, Stefan Walter wrote:
> Hi,
> 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.

Try to set hw.acpi.reset_video to 1 in loader.conf.
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