[Letux-kernel] Fwd: mmc PM regression

H. Nikolaus Schaller hns at goldelico.com
Fri Feb 5 08:58:24 CET 2016


Am 04.02.2016 um 23:05 schrieb Andreas Kemnade <andreas at kemnade.info>:

> On Thu, 2016-02-04 at 16:37 +0100, H. Nikolaus Schaller wrote:
>> I have merged the patch and at least on the OMAP5 it makes a difference!
>> http://git.goldelico.com/?p=gta04-kernel.git;a=shortlog;h=refs/heads/work/hns/gta04/pm
>> So it looks as if we have a (temp) solution. We just should revert/remove it if there
>> is an official solution coming.
> no improvements on gta04.

ok. It was only trying to fix a pm issue for mmc/sdio cards and for a bug
I have had when booting on the Pyra hardware.

> e.g. bluetooth is not fixed, same situation as before.

seems to have a different reason: reset management of the WiFi chip.

> X is still happily crashing...

I didn't look into that yet.

> wifi  causes still suspend problems
> neither libertas_tf nor libertas work correctly.
> The best situation possible is to comment out pm_ops in
> if_sdio.c (have a patch for it now in my branch). The card is cleanly
> removed but reappears only after
> rebinding of the omap_hsmmc driver for mmc2.
> besides of doing rmmod libertas_sdio before suspend...
> so mmc really smells

Indeed. It seems to be an ongoing hack.


More information about the Letux-kernel mailing list