From: Ulf Hansson <ulf.hansson@linaro.org>
To: Kishon Vijay Abraham I <kishon@ti.com>, linux-kernel@vger.kernel.org
Cc: "Rafael J . Wysocki" <rjw@rjwysocki.net>,
linux-pm@vger.kernel.org,
Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>,
Geert Uytterhoeven <geert@linux-m68k.org>,
linux-renesas-soc@vger.kernel.org,
Ulf Hansson <ulf.hansson@linaro.org>
Subject: [PATCH v2 0/3] phy: core: Re-work runtime PM deployment and fix an issue
Date: Wed, 20 Dec 2017 15:09:17 +0100 [thread overview]
Message-ID: <1513778960-10073-1-git-send-email-ulf.hansson@linaro.org> (raw)
Changes in v2:
- Address scenario, pointed out by Kishon, that runtime PM may be
enabled by the phy provider driver, *after* it have called
devm_phy_create() or phy_create().
The intend of this series is to simplify the runtime PM deployment in the phy
core, but while doing that fixing a related problem for a Renesas SoC making use
of a phy. This issue was raised by Geert Uytterhoeven and Yoshihiro Shimoda, due
to a changed behaviour in the runtime PM core.
The commit in question is f8817f61e821 (PM / runtime: Drop children check from
__pm_runtime_set_status()). However, it turned out that the problem existed
already prior this change, only that the error was printed instead of giving a
WARN splat.
More details about the changes are available in each change log. For additional
background, please have look at the link below.
https://patchwork.kernel.org/patch/10086651/
Ulf Hansson (3):
phy: core: Move runtime PM reference counting to the parent device
phy: core: Drop unused runtime PM APIs
phy: core: Update the runtime PM section in the docs to reflect
changes
Documentation/phy.txt | 29 ++++++++++++----------
drivers/phy/phy-core.c | 65 +++++++------------------------------------------
include/linux/phy/phy.h | 46 +---------------------------------
3 files changed, 26 insertions(+), 114 deletions(-)
--
2.7.4
next reply other threads:[~2017-12-20 14:09 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-20 14:09 Ulf Hansson [this message]
2017-12-20 14:09 ` [PATCH v2 1/3] phy: core: Move runtime PM reference counting to the parent device Ulf Hansson
2017-12-21 1:39 ` Rafael J. Wysocki
2017-12-21 10:50 ` Ulf Hansson
2017-12-23 1:35 ` Rafael J. Wysocki
2017-12-23 1:50 ` Rafael J. Wysocki
2017-12-23 12:37 ` Ulf Hansson
2017-12-23 12:47 ` Rafael J. Wysocki
2017-12-23 12:39 ` Rafael J. Wysocki
2017-12-23 15:09 ` Ulf Hansson
2017-12-24 12:00 ` Rafael J. Wysocki
2018-01-02 13:28 ` Ulf Hansson
2017-12-20 14:09 ` [PATCH v2 2/3] phy: core: Drop unused runtime PM APIs Ulf Hansson
2017-12-21 10:33 ` Yoshihiro Shimoda
2017-12-21 10:57 ` Ulf Hansson
2017-12-21 12:24 ` Yoshihiro Shimoda
2017-12-21 14:23 ` Ulf Hansson
2017-12-23 9:55 ` kbuild test robot
2017-12-23 10:08 ` kbuild test robot
2017-12-20 14:09 ` [PATCH v2 3/3] phy: core: Update the runtime PM section in the docs to reflect changes Ulf Hansson
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