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SubjectRe: Need pci rescan in order to get my mmc reader
From
On Mon, Jan 23, 2012 at 2:51 PM, Chris Ball <cjb@laptop.org> wrote:
> Hi,
>
> On Mon, Jan 23 2012, Bastien ROUCARIES wrote:
>> On Sun, Jan 15, 2012 at 12:55 PM, bastien ROUCARIES
>> <roucaries.bastien@gmail.com> wrote:
>>> I am hit by the same bug than here
>>> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/703180
>>>
>>> I order to get my mmc reader functionnal I need to put a mmc card
>>> and do a pci rescan manualy.
>>>
>>> What could be done  ?
>>>
>>> What do you need in order to help ?
>>>
>>> Thanks
>
> I'm not sure there's anything I (at the MMC layer) can do to help;
> having a visible PCI device is a prerequisite for working MMC.
>
> Have you tried a recent upstream kernel, and looked for any available
> BIOS updates for your laptop?

BIOS is lasted and kernel is 3.1.

I know that PCI device is a prerequisite but I believe it is
possible to run some quirk on this laptop, in order to get the mmc
reader up earlier.

See also https://bugzilla.kernel.org/show_bug.cgi?id=40802

perhap loading by default pci hotplug and do a rescan every second ?

Bastien
>
> Thanks,
>
> - Chris.
> --
> Chris Ball   <cjb@laptop.org>   <http://printf.net/>
> One Laptop Per Child
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