Re: [RFC 00/19] Runtime PM fixes for omap-ssi

[Sebastian Reichel]

Hi,

On Sat, Jun 18, 2016 at 08:54:38PM +0200, Pavel Machek wrote:
> > This series fixes runtime PM for omap-ssi, so that
> > the OMAP SoC can idle correctly. After applying the
> > series, the SSI module correctly goes into idle if
> > phonet0 interface is not configured or if it's
> > used by ofono (*). Apart from me Pavel Machek did
> > some testing of my devel branch [0] and reported,
> > that he was able to get the phone into full idle.
> > 
> > Note: I did my testing with kernel flashing over USB, so
> > idle is broken. But I found the bit in cm_idlest1_core,
> > that stands for SSI blocking status: 0x00800000 (documented
> > as "reserved" in the public TRM).
> > 
> > (*) "ifconfig phonet0 up" will result in blocking ssi module
> >     until modem setup has finished (data communication via
> > 	phonet0 device), since it enables ssi wakelines.
> > 
> > [0] https://git.kernel.org/cgit/linux/kernel/git/sre/linux-hsi.git/log/?h=runtime-pm-fixes
> 
> I tried applying it over v4.7-rc, but [...]
> What tree should I try it against?

The patchset is based on hsi's for-next branch available here:

https://git.kernel.org/cgit/linux/kernel/git/sre/linux-hsi.git/log/?h=for-next

You can try to apply it directly on 4.7 by changing "hsi_core.c" to
"hsi.c" or by applying this additional patch:

https://git.kernel.org/cgit/linux/kernel/git/sre/linux-hsi.git/commit/?h=for-next&id=e01957abd4cb3816a1eaaf191b16de182ebb333e

-- Sebastian

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