Re: Lenovo ThinkPads need acpi_osi="Linux"

Matthew Garrett
2008-01-14T00:46:21Z

On Sun, Jan 13, 2008 at 09:41:29PM -0200, Henrique de Moraes Holschuh wrote:
> On Sun, 13 Jan 2008, Pavel Machek wrote:
> > When linux calls video BIOS with lcall (acpi_sleep=s3_bios), they
> > should turn on backlight and put video into text mode. They should
> > also make sure mode setting works after that.
>
> IMHO, in that case, we should probably be whitelist-enabling that on
> thinkpads (and allow for acpi_sleep=none to override it), or letting
> userspace change it at runtime.

No. This breaks on the R50e, at least - I suspect it'd also have
problems on any nvidia based machines, but I don't have one to hand at
the moment. It can be set at runtime already.

--
Matthew Garrett | mjg59@srcf.ucam.org