From: Marek Szyprowski <m.szyprowski@samsung.com>
To: Saravana Kannan <saravanak@google.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
"Rafael J. Wysocki" <rafael@kernel.org>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>,
Marc Zyngier <maz@kernel.org>,
kernel-team@android.com, linux-kernel@vger.kernel.org
Subject: Re: [TEST PATCH v1] driver: core: Make fw_devlink=on more forgiving
Date: Thu, 21 Jan 2021 11:33:39 +0100 [thread overview]
Message-ID: <80832719-85dc-c6ba-a7e9-5d53f4020e52@samsung.com> (raw)
In-Reply-To: <20210121082248.883253-1-saravanak@google.com>
Hi Saravana,
On 21.01.2021 09:22, Saravana Kannan wrote:
> This patch is for test purposes only and pretty experimental. Code might
> not be optimized, clean, formatted properly, etc.
>
> Please review it only for functional bugs like locking bugs, wrong
> logic, etc.
>
> It's basically trying to figure out which devices will never probe and
> ignore them. Might not always work.
>
> Marek, Geert, Marc,
>
> Can you please try this patch INSTEAD of the other workarounds we found?
I've checked the latest linux-next with this patch and commit
c09a3e6c97f0 ("soc: samsung: pm_domains: Convert to regular platform
driver") reverted. Sadly it doesn't help. All devices that belongs to
the Exynos power domains are not probed at all ("supplier
10023cXX.power-domain not ready").
> Jon, Michael,
>
> I'm explicitly not including you in the "To" because this patch won't
> work for your issues.
>
> Cc: Marek Szyprowski <m.szyprowski@samsung.com>
> Cc: Geert Uytterhoeven <geert@linux-m68k.org>
> Cc: Marc Zyngier <maz@kernel.org>
> Signed-off-by: Saravana Kannan <saravanak@google.com>
> ---
> drivers/base/base.h | 3 ++
> drivers/base/core.c | 117 +++++++++++++++++++++++++++++++++++++++++++-
> drivers/base/dd.c | 24 +++++++++
> 3 files changed, 142 insertions(+), 2 deletions(-)
>
> > [...]
Best regards
--
Marek Szyprowski, PhD
Samsung R&D Institute Poland
next prev parent reply other threads:[~2021-01-21 10:37 UTC|newest]
Thread overview: 89+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-18 3:16 [PATCH v1 0/5] Enable fw_devlink=on by default Saravana Kannan
2020-12-18 3:16 ` [PATCH v1 1/5] driver core: Add debug logs for device link related probe deferrals Saravana Kannan
2020-12-18 3:17 ` [PATCH v1 2/5] driver core: Add device link support for INFERRED flag Saravana Kannan
2020-12-18 3:17 ` [PATCH v1 3/5] driver core: Have fw_devlink use DL_FLAG_INFERRED Saravana Kannan
2020-12-18 3:17 ` [PATCH v1 4/5] driver core: Handle cycles in device links created by fw_devlink Saravana Kannan
2020-12-18 6:39 ` kernel test robot
2020-12-18 6:39 ` [RFC PATCH] driver core: fw_devlink_relax_cycle() can be static kernel test robot
2020-12-18 6:48 ` [PATCH v1 4/5] driver core: Handle cycles in device links created by fw_devlink kernel test robot
2020-12-18 7:12 ` kernel test robot
2020-12-18 3:17 ` [PATCH v1 5/5] driver core: Set fw_devlink=on by default Saravana Kannan
[not found] ` <CGME20210111111245eucas1p15acde7ecc2ca7f7782beb8ed74c72022@eucas1p1.samsung.com>
2021-01-11 11:12 ` Marek Szyprowski
[not found] ` <CGME20210111141814eucas1p1f388df07b789693a999042b27f0d8c2a@eucas1p1.samsung.com>
2021-01-11 14:18 ` Marek Szyprowski
2021-01-11 21:47 ` Saravana Kannan
2021-01-12 7:11 ` Marek Szyprowski
2021-01-12 20:51 ` Saravana Kannan
2021-01-13 7:04 ` Marek Szyprowski
2021-01-13 19:23 ` Saravana Kannan
2021-01-14 7:36 ` Marek Szyprowski
2021-01-14 18:08 ` Saravana Kannan
2021-01-18 17:43 ` Geert Uytterhoeven
2021-01-17 23:01 ` Michael Walle
2021-01-18 21:01 ` Saravana Kannan
2021-01-19 10:41 ` Michael Walle
2021-01-20 0:00 ` Saravana Kannan
2021-01-18 17:39 ` Geert Uytterhoeven
2021-01-18 17:59 ` Marc Zyngier
2021-01-18 19:16 ` Geert Uytterhoeven
2021-01-18 19:30 ` Marc Zyngier
2021-01-18 21:18 ` Saravana Kannan
2021-01-19 9:05 ` Geert Uytterhoeven
2021-01-19 18:08 ` Saravana Kannan
2021-01-19 21:50 ` Saravana Kannan
2021-01-20 9:40 ` Geert Uytterhoeven
2021-01-20 14:26 ` Geert Uytterhoeven
2021-01-20 17:22 ` Saravana Kannan
2021-01-21 16:04 ` Geert Uytterhoeven
2021-01-25 23:30 ` Saravana Kannan
2021-01-26 8:25 ` Geert Uytterhoeven
2021-01-20 9:11 ` Geert Uytterhoeven
2021-01-21 8:22 ` [TEST PATCH v1] driver: core: Make fw_devlink=on more forgiving Saravana Kannan
2021-01-21 8:27 ` Saravana Kannan
2021-01-21 10:37 ` Geert Uytterhoeven
2021-01-22 1:07 ` Saravana Kannan
2021-01-21 10:33 ` Marek Szyprowski [this message]
2021-01-25 17:05 ` [PATCH v1 5/5] driver core: Set fw_devlink=on by default Tudor.Ambarus
2021-01-25 18:16 ` Saravana Kannan
2021-01-28 10:59 ` Tudor.Ambarus
2021-01-28 17:04 ` Saravana Kannan
2021-02-10 5:54 ` Guenter Roeck
2021-02-10 8:20 ` Saravana Kannan
2021-02-10 15:10 ` Guenter Roeck
2021-02-10 20:52 ` Saravana Kannan
2021-02-10 21:21 ` Guenter Roeck
2021-02-17 2:39 ` Saravana Kannan
2021-02-17 3:05 ` Guenter Roeck
2021-02-17 3:13 ` Saravana Kannan
2020-12-18 21:11 ` [PATCH v1 0/5] Enable " Saravana Kannan
2020-12-21 8:18 ` Jisheng Zhang
[not found] ` <CAHp75VfqL1QuvjCZ7p23e_2qhY3DUgVNaS--Uk1mEoEHsD8GBA@mail.gmail.com>
2021-01-14 16:49 ` Saravana Kannan
2020-12-21 9:48 ` Rafael J. Wysocki
2021-01-07 20:05 ` Greg Kroah-Hartman
2021-01-07 21:53 ` Saravana Kannan
2021-01-13 11:11 ` Marc Zyngier
2021-01-13 15:27 ` Jon Hunter
2021-01-13 21:29 ` Saravana Kannan
2021-01-14 11:34 ` Jon Hunter
2021-01-14 16:40 ` Saravana Kannan
2021-01-14 16:47 ` Jon Hunter
2021-01-14 16:52 ` Saravana Kannan
2021-01-14 18:55 ` Jon Hunter
2021-01-14 21:50 ` Saravana Kannan
2021-01-15 16:12 ` Jon Hunter
2021-01-15 17:44 ` Saravana Kannan
2021-01-13 20:56 ` Saravana Kannan
2021-01-13 11:30 ` Jon Hunter
2021-01-13 21:26 ` Saravana Kannan
2021-01-14 16:11 ` Jon Hunter
2021-01-14 16:47 ` Saravana Kannan
2021-01-14 16:56 ` Jon Hunter
2021-01-28 15:03 ` Jon Hunter
2021-01-28 17:27 ` Saravana Kannan
2021-02-11 0:02 ` Saravana Kannan
2021-02-11 15:03 ` Rafael J. Wysocki
2021-02-11 17:14 ` Saravana Kannan
2021-02-11 17:48 ` Rafael J. Wysocki
2021-02-12 3:04 ` Saravana Kannan
2021-01-13 11:44 ` Nicolas Saenz Julienne
2021-01-13 11:48 ` Marc Zyngier
2021-01-13 21:27 ` Saravana Kannan
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