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

From	Sebastian Reichel <sre@kernel.org>
Newsgroups	linux.kernel
Subject	Re: [RFC 00/19] Runtime PM fixes for omap-ssi
Date	2016-06-28 02:40 +0200
Message-ID	<rOPeh-7M3-1@gated-at.bofh.it> (permalink)
References	<rLri9-6py-7@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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Hi,

On Sat, Jun 18, 2016 at 06:26:50PM +0200, Sebastian Reichel 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 just added this patchset to hsi's for-next branch.

-- Sebastian

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Re: [RFC 00/19] Runtime PM fixes for omap-ssi Sebastian Reichel <sre@kernel.org> - 2016-06-28 02:40 +0200

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