ac100 team mailing list archive

[Nicolás Wolovick <nwolovick@xxxxxxxxx>]

2012/2/5 Marc Dietrich <marvin24@xxxxxx>

> Hi Nicolás,
>
> On Sunday 05 February 2012 10:25:41 Nicolás Wolovick wrote:
> > Currently using 3.0.19 compiled from git, and it feels nice.
> > * Integrated mic working, as well as sound output. I have not tried to
> > connect external integrated ear-mic.
> > * Seems to consume a little less power using the same settings as before.
> > * Still threre is some quirk with the lid close and suspend. Sometimes I
> > have to close, open, and close in order to suspend.
>
> suspend sometimes takes ~10 seconds here after lid closed. Syncing the
> buffer
> cache can take time I guess. I will double check here that it really
> suspends
> all the time.
>
>
Waiting has no effect in my case. Syslog says

Feb  5 11:43:13 ac100 kernel: [ 1828.779922] ec system event c5 04 00 00 02
00                                ......
Feb  5 11:44:23 ac100 kernel: [ 1899.396813] ec system event c5 04 00 00 00
00                                ......

I think this problem has been discussed before.


Best, Nico

> * zram works after minor modification of zramswap.conf
>
> yes, the number of devices is ow specified with zram_num_devices instead of
> just num_devices.
>
> >
> > In 3.0.8 I had some kind of kernel deadlock, even after zcache patch, it
> > still has not appeared in 3.0.19.
>
> I added a fix for a deadlock (revert some hrtimer patch introduced in
> 3.0.8)
> but that should not be in the ubuntu release kernel nor in the current
> stable
> tree. Maybe it was something else then...
>
> Thanks for testing!
>
> Marc
>
> >
> > On Sat, Feb 4, 2012 at 12:03 PM, Marc Dietrich <marvin24@xxxxxx> wrote:
> > > Hi,
> > >
> > > it's been some time since the last kernel update and ubuntu precise is
> > > nearing. My experimental branch contains some bugfiles (relative to
> > > 3.0.8-4)
> > > including everything up to 3.0.19. Sound support should be pretty
> stable
> > > now
> > > (including microphone support - BIG THANKS goes to Andrey and Leon for
> > > keeping
> > > an eye on it).
> > >
> > > Other fixes/updates: usb hotplugging, fix crash in tegrapart, wifi
> > > updates, zcache and frontcache updates, watchdog driver, hw crypto
> > > driver, ... sorry,
> > > just too much for this small mail.
> > >
> > > known issues: eh - none so far (ok, there is a minor problem with
> zcache
> > > reporting negative values for something, but a fix is underway).
> > >
> > > So everyone who likes to test it, here it is:
> > >
> > > git clone
> > > git://gitorious.org/~marvin24/ac100/marvin24s-kernel.gitchromeos-
> > > ac100-3.0-exp
> > >
> > > or for people too lazy to compile themself:
> > >
> > > zImage:         http://tinyurl.com/7pn82vc
> > > modules:        http://tinyurl.com/7tefqa7
> > >
> > > Please try to stress test it, check if suspend works.
> > >
> > > If you have problems with suspend, please also report your ac100 model,
> > > output
> > > of "dmesg | grep SKU", if you are using nvidia binary xorg driver or
> > > framebuffer, if it fails during suspend or during resume, anything else
> > > which
> > > looks strange ...
> > >
> > > I hope we can promote this kernel to stable and make it a nice default
> > > for upcoming distros. As always, online help is available on our irc
> > > channel #ac100 on freenode or via this ml.
> > >
> > > Thanks and happy testing!
> > >
> > > Marc
> > >
> > >
> > > _______________________________________________
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>