From: Mark Brown <broonie@kernel.org>
To: Tony Lindgren <tony@atomide.com>
Cc: linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-spi@vger.kernel.org, Alan Stern <stern@rowland.harvard.edu>,
Kevin Hilman <khilman@baylibre.com>, Nishanth Menon <nm@ti.com>,
"Rafael J . Wysocki" <rafael@kernel.org>,
Ulf Hansson <ulf.hansson@linaro.org>,
Tero Kristo <t-kristo@ti.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
linux-i2c@vger.kernel.org, linux-mmc@vger.kernel.org,
linux-serial@vger.kernel.org,
Peter Hurley <peter@hurleysoftware.com>,
Wolfram Sang <wsa@the-dreams.de>
Subject: Re: [PATCH 3/7] spi: omap2-mcspi: Fix PM regression with deferred probe for pm_runtime_reinit
Date: Thu, 11 Feb 2016 18:36:40 +0000 [thread overview]
Message-ID: <20160211183640.GB1953@sirena.org.uk> (raw)
In-Reply-To: <20160211173620.GU19432@atomide.com>
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On Thu, Feb 11, 2016 at 09:36:20AM -0800, Tony Lindgren wrote:
> * Mark Brown <broonie@kernel.org> [160211 07:54]:
> > This does sound like there's been a change in the interface compared to
> > what users are actually doing - is this an actual problem or is it just
> > a divergence from docs?
> It's an actual problem at least on omaps as the omap_device code
> is very picky about the hardware state.
> Depending how the PM runtime is implemented, it may be a problem
> for some other cases too.
Or people just aren't testing mainline that well (if this is broken in
v4.5 that suggests nobody noticed in -next) - do you know when this
broke? It really seems like we may need to spin round on how this is
deployed.
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From: broonie@kernel.org (Mark Brown)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 3/7] spi: omap2-mcspi: Fix PM regression with deferred probe for pm_runtime_reinit
Date: Thu, 11 Feb 2016 18:36:40 +0000 [thread overview]
Message-ID: <20160211183640.GB1953@sirena.org.uk> (raw)
In-Reply-To: <20160211173620.GU19432@atomide.com>
On Thu, Feb 11, 2016 at 09:36:20AM -0800, Tony Lindgren wrote:
> * Mark Brown <broonie@kernel.org> [160211 07:54]:
> > This does sound like there's been a change in the interface compared to
> > what users are actually doing - is this an actual problem or is it just
> > a divergence from docs?
> It's an actual problem at least on omaps as the omap_device code
> is very picky about the hardware state.
> Depending how the PM runtime is implemented, it may be a problem
> for some other cases too.
Or people just aren't testing mainline that well (if this is broken in
v4.5 that suggests nobody noticed in -next) - do you know when this
broke? It really seems like we may need to spin round on how this is
deployed.
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next prev parent reply other threads:[~2016-02-11 18:37 UTC|newest]
Thread overview: 64+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-10 23:02 [PATCH 0/7] PM runtime regression fixes for omaps Tony Lindgren
2016-02-10 23:02 ` Tony Lindgren
2016-02-10 23:02 ` [PATCH 1/7] mmc: omap_hsmmc: Fix PM regression with deferred probe for pm_runtime_reinit Tony Lindgren
2016-02-10 23:02 ` Tony Lindgren
2016-02-11 10:18 ` Ulf Hansson
2016-02-11 10:18 ` Ulf Hansson
2016-02-11 15:02 ` Tony Lindgren
2016-02-11 15:02 ` Tony Lindgren
[not found] ` <20160211150240.GR19432-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
2016-02-11 15:13 ` Ulf Hansson
2016-02-11 15:13 ` Ulf Hansson
2016-02-11 17:26 ` Tony Lindgren
2016-02-11 17:26 ` Tony Lindgren
2016-02-12 12:59 ` Ulf Hansson
2016-02-12 12:59 ` Ulf Hansson
2016-02-22 17:54 ` Tony Lindgren
2016-02-22 17:54 ` Tony Lindgren
2016-02-10 23:02 ` [PATCH 2/7] i2c: omap: " Tony Lindgren
2016-02-10 23:02 ` Tony Lindgren
[not found] ` <1455145370-20301-3-git-send-email-tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
2016-02-11 17:34 ` Wolfram Sang
2016-02-11 17:34 ` Wolfram Sang
2016-02-11 17:56 ` Tony Lindgren
2016-02-11 17:56 ` Tony Lindgren
2016-02-12 12:50 ` Ulf Hansson
2016-02-12 12:50 ` Ulf Hansson
2016-02-12 18:43 ` Wolfram Sang
2016-02-12 18:43 ` Wolfram Sang
2016-02-10 23:02 ` [PATCH 3/7] spi: omap2-mcspi: " Tony Lindgren
2016-02-10 23:02 ` Tony Lindgren
2016-02-11 11:51 ` Mark Brown
2016-02-11 11:51 ` Mark Brown
[not found] ` <20160211115128.GF13270-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
2016-02-11 15:08 ` Tony Lindgren
2016-02-11 15:08 ` Tony Lindgren
2016-02-11 15:52 ` Mark Brown
2016-02-11 15:52 ` Mark Brown
[not found] ` <20160211155255.GA1953-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
2016-02-11 17:36 ` Tony Lindgren
2016-02-11 17:36 ` Tony Lindgren
2016-02-11 18:36 ` Mark Brown [this message]
2016-02-11 18:36 ` Mark Brown
2016-02-11 18:52 ` Tony Lindgren
2016-02-11 18:52 ` Tony Lindgren
2016-02-12 12:51 ` Ulf Hansson
2016-02-12 12:51 ` Ulf Hansson
2016-02-10 23:02 ` [PATCH 4/7] serial: 8250_omap: " Tony Lindgren
2016-02-10 23:02 ` Tony Lindgren
2016-02-12 3:17 ` Greg Kroah-Hartman
2016-02-12 3:17 ` Greg Kroah-Hartman
2016-02-12 12:52 ` Ulf Hansson
2016-02-12 12:52 ` Ulf Hansson
2016-02-10 23:02 ` [PATCH 5/7] serial: omap: " Tony Lindgren
2016-02-10 23:02 ` Tony Lindgren
2016-02-12 12:52 ` Ulf Hansson
2016-02-12 12:52 ` Ulf Hansson
[not found] ` <1455145370-20301-1-git-send-email-tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
2016-02-10 23:02 ` [PATCH 6/7] ARM: OMAP2+: Improve omap_device error for driver writers Tony Lindgren
2016-02-10 23:02 ` Tony Lindgren
2016-02-12 1:13 ` Kevin Hilman
2016-02-12 1:13 ` Kevin Hilman
[not found] ` <1455145370-20301-7-git-send-email-tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
2016-02-12 12:53 ` Ulf Hansson
2016-02-12 12:53 ` Ulf Hansson
2016-02-10 23:02 ` [PATCH 7/7] ARM: OMAP2+: Fix omap_device for module reload on PM runtime forbid Tony Lindgren
2016-02-10 23:02 ` Tony Lindgren
2016-02-12 1:13 ` Kevin Hilman
2016-02-12 1:13 ` Kevin Hilman
2016-02-12 12:54 ` Ulf Hansson
2016-02-12 12:54 ` Ulf Hansson
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