From: Sebastian Reichel <sre@kernel.org>
To: Pavel Machek <pavel@ucw.cz>
Cc: linux-omap@vger.kernel.org, linux-kernel@vger.kernel.org,
"Tony Lindgren" <tony@atomide.com>,
"Aaro Koskinen" <aaro.koskinen@iki.fi>,
"Ivaylo Dimitrov" <ivo.g.dimitrov.75@gmail.com>,
"Pali Rohár" <pali.rohar@gmail.com>
Subject: Re: [RFC 00/19] Runtime PM fixes for omap-ssi
Date: Sat, 18 Jun 2016 22:21:00 +0200 [thread overview]
Message-ID: <20160618202059.GA5510@earth> (raw)
In-Reply-To: <20160618185438.GA8866@amd>
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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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next prev parent reply other threads:[~2016-06-18 20:21 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-18 16:26 [RFC 00/19] Runtime PM fixes for omap-ssi Sebastian Reichel
2016-06-18 16:26 ` [RFC 01/19] HSI: omap_ssi_port: remove useless newline Sebastian Reichel
2016-06-18 16:26 ` [RFC 02/19] HSI: omap_ssi: do not reset module Sebastian Reichel
2016-06-21 11:38 ` Tony Lindgren
2016-06-18 16:26 ` [RFC 03/19] HSI: ssi_protocol: avoid ssi_waketest call with held spinlock Sebastian Reichel
2016-06-18 16:26 ` [RFC 04/19] HSI: ssi_protocol: replace spin_lock with spin_lock_bh Sebastian Reichel
2016-06-18 16:26 ` [RFC 05/19] HSI: ssi_protocol: fix ssip_xmit invocation Sebastian Reichel
2016-06-18 16:26 ` [RFC 06/19] HSI: omap_ssi: convert cawake irq handler to thread Sebastian Reichel
2016-06-18 16:26 ` [RFC 07/19] HSI: omap_ssi_port: replace wkin_cken with atomic bitmap operations Sebastian Reichel
2016-06-18 16:26 ` [RFC 08/19] HSI: core: switch port event notifier from atomic to blocking Sebastian Reichel
2016-06-18 16:26 ` [RFC 09/19] HSI: omap_ssi_port: prepare start_tx/stop_tx for blocking pm_runtime calls Sebastian Reichel
2016-06-18 16:27 ` [RFC 10/19] HSI: omap_ssi_core: use pm_runtime_put instead of pm_runtime_put_sync Sebastian Reichel
2016-06-18 16:27 ` [RFC 11/19] HSI: omap_ssi_core: remove pm_runtime_get_sync call from tasklet Sebastian Reichel
2016-06-18 16:27 ` [RFC 12/19] HSI: omap_ssi_port: switch to threaded pio irq Sebastian Reichel
2016-06-18 16:27 ` [RFC 13/19] HSI: omap_ssi_port: avoid pm_runtime_get_sync in ssi_start_dma and ssi_start_pio Sebastian Reichel
2016-06-18 16:27 ` [RFC 14/19] HSI: omap_ssi_port: avoid calling runtime_pm_*_sync inside spinlock Sebastian Reichel
2016-06-18 16:27 ` [RFC 15/19] HSI: omap_ssi_port: replace pm_runtime_put_sync with non-sync variant Sebastian Reichel
2016-06-18 16:27 ` [RFC 16/19] HSI: omap_ssi_port: ensure clocks are kept enabled during transfer Sebastian Reichel
2016-06-18 16:27 ` [RFC 17/19] HSI: omap_ssi: call msg->complete() from process context Sebastian Reichel
2016-06-18 16:27 ` [RFC 18/19] HSI: omap_ssi_port: use rpm autosuspend API Sebastian Reichel
2016-06-18 16:27 ` [RFC 19/19] HSI: omap_ssi: drop pm_runtime_irq_safe Sebastian Reichel
2016-06-21 11:41 ` Tony Lindgren
2016-06-18 18:54 ` [RFC 00/19] Runtime PM fixes for omap-ssi Pavel Machek
2016-06-18 20:21 ` Sebastian Reichel [this message]
2016-06-18 22:00 ` Pavel Machek
2016-06-28 0:33 ` Sebastian Reichel
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