From: Wolfram Sang <wsa-z923LK4zBo2bacvFa/9K2g@public.gmane.org>
To: Dmitry Osipenko <digetx-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: Thierry Reding
<thierry.reding-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Jonathan Hunter
<jonathanh-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>,
Laxman Dewangan
<ldewangan-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>,
Mikko Perttunen <cyndis-/1wQRMveznE@public.gmane.org>,
linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH v5 2/8] i2c: tegra: Properly disable runtime PM on driver's probe error
Date: Wed, 15 Jan 2020 18:34:02 +0100 [thread overview]
Message-ID: <20200115173402.GE1239@ninjato> (raw)
In-Reply-To: <20200114013442.28448-3-digetx-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
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On Tue, Jan 14, 2020 at 04:34:36AM +0300, Dmitry Osipenko wrote:
> One of the recent Tegra I2C commits made a change that resumes runtime PM
> during driver's probe, but it missed to put the RPM in a case of error.
> Note that it's not correct to use pm_runtime_status_suspended because it
> breaks RPM refcounting.
>
> Fixes: 8ebf15e9c869 ("i2c: tegra: Move suspend handling to NOIRQ phase")
> Cc: <stable-u79uwXL29TY76Z2rM5mHXA@public.gmane.org> # v5.4+
> Tested-by: Thierry Reding <treding-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
> Signed-off-by: Dmitry Osipenko <digetx-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Applied to for-current, thanks!
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WARNING: multiple messages have this Message-ID (diff)
From: Wolfram Sang <wsa@the-dreams.de>
To: Dmitry Osipenko <digetx@gmail.com>
Cc: Thierry Reding <thierry.reding@gmail.com>,
Jonathan Hunter <jonathanh@nvidia.com>,
Laxman Dewangan <ldewangan@nvidia.com>,
Mikko Perttunen <cyndis@kapsi.fi>,
linux-i2c@vger.kernel.org, linux-tegra@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v5 2/8] i2c: tegra: Properly disable runtime PM on driver's probe error
Date: Wed, 15 Jan 2020 18:34:02 +0100 [thread overview]
Message-ID: <20200115173402.GE1239@ninjato> (raw)
In-Reply-To: <20200114013442.28448-3-digetx@gmail.com>
[-- Attachment #1: Type: text/plain, Size: 581 bytes --]
On Tue, Jan 14, 2020 at 04:34:36AM +0300, Dmitry Osipenko wrote:
> One of the recent Tegra I2C commits made a change that resumes runtime PM
> during driver's probe, but it missed to put the RPM in a case of error.
> Note that it's not correct to use pm_runtime_status_suspended because it
> breaks RPM refcounting.
>
> Fixes: 8ebf15e9c869 ("i2c: tegra: Move suspend handling to NOIRQ phase")
> Cc: <stable@vger.kernel.org> # v5.4+
> Tested-by: Thierry Reding <treding@nvidia.com>
> Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Applied to for-current, thanks!
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next prev parent reply other threads:[~2020-01-15 17:34 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-14 1:34 [PATCH v5 0/8] NVIDIA Tegra I2C driver fixes and improvements Dmitry Osipenko
2020-01-14 1:34 ` [PATCH v5 2/8] i2c: tegra: Properly disable runtime PM on driver's probe error Dmitry Osipenko
[not found] ` <20200114013442.28448-3-digetx-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2020-01-15 17:34 ` Wolfram Sang [this message]
2020-01-15 17:34 ` Wolfram Sang
2020-01-14 1:34 ` [PATCH v5 3/8] i2c: tegra: Prevent interrupt triggering after transfer timeout Dmitry Osipenko
2020-01-14 1:34 ` [PATCH v5 4/8] i2c: tegra: Support atomic transfers Dmitry Osipenko
[not found] ` <20200114013442.28448-1-digetx-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2020-01-14 1:34 ` [PATCH v5 1/8] i2c: tegra: Fix suspending in active runtime PM state Dmitry Osipenko
2020-01-14 1:34 ` Dmitry Osipenko
[not found] ` <20200114013442.28448-2-digetx-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2020-01-15 17:33 ` Wolfram Sang
2020-01-15 17:33 ` Wolfram Sang
2020-01-14 1:34 ` [PATCH v5 5/8] i2c: tegra: Rename I2C_PIO_MODE_MAX_LEN to I2C_PIO_MODE_PREFERRED_LEN Dmitry Osipenko
2020-01-14 1:34 ` Dmitry Osipenko
2020-01-14 1:34 ` [PATCH v5 6/8] i2c: tegra: Use relaxed versions of readl/writel Dmitry Osipenko
2020-01-14 1:34 ` Dmitry Osipenko
2020-01-14 1:34 ` [PATCH v5 7/8] i2c: tegra: Always terminate DMA transfer Dmitry Osipenko
2020-01-14 1:34 ` Dmitry Osipenko
2020-01-15 17:35 ` [PATCH v5 0/8] NVIDIA Tegra I2C driver fixes and improvements Wolfram Sang
2020-01-15 17:35 ` Wolfram Sang
2020-01-16 16:38 ` Dmitry Osipenko
2020-01-16 16:38 ` Dmitry Osipenko
2020-01-14 1:34 ` [PATCH v5 8/8] i2c: tegra: Check DMA completion status in addition to left time Dmitry Osipenko
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