From: Johan Hovold <johan@kernel.org>
To: "Rafael J. Wysocki" <rafael@kernel.org>
Cc: Jon Hunter <jonathanh@nvidia.com>,
"Rafael J. Wysocki" <rjw@rjwysocki.net>,
Linux PM <linux-pm@vger.kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
Alan Stern <stern@rowland.harvard.edu>,
Bjorn Helgaas <helgaas@kernel.org>,
Linux PCI <linux-pci@vger.kernel.org>,
Ulf Hansson <ulf.hansson@linaro.org>,
Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>,
Kevin Xie <kevin.xie@starfivetech.com>,
"linux-tegra@vger.kernel.org" <linux-tegra@vger.kernel.org>
Subject: Re: [PATCH v1] PM: sleep: core: Synchronize runtime PM status of parents and children
Date: Fri, 7 Feb 2025 17:06:32 +0100 [thread overview]
Message-ID: <Z6YviAFD4Az3EIBa@hovoldconsulting.com> (raw)
In-Reply-To: <CAJZ5v0iHjkfoh2A+hAmMCTG9_nBcJrsRYFD0Hp4ZChYUo7bFEg@mail.gmail.com>
On Fri, Feb 07, 2025 at 04:41:18PM +0100, Rafael J. Wysocki wrote:
> On Fri, Feb 7, 2025 at 3:45 PM Johan Hovold <johan@kernel.org> wrote:
> > On Fri, Feb 07, 2025 at 02:50:29PM +0100, Johan Hovold wrote:
> > Ok, so the driver data is never set and runtime PM is never enabled for
> > this simple bus device, which uses pm_runtime_force_suspend() for system
> > sleep.
>
> This is kind of confusing. Why use pm_runtime_force_suspend() if
> runtime PM is never enabled and cannot really work?
It's only done for some buses that this driver handles. The driver is
buggy; I'm preparing a fix for it regardless of the correctness of the
commit that now triggered this.
Johan
next prev parent reply other threads:[~2025-02-07 16:06 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-01-28 19:24 [PATCH v1] PM: sleep: core: Synchronize runtime PM status of parents and children Rafael J. Wysocki
2025-01-29 8:31 ` Johan Hovold
2025-01-29 11:52 ` Ulf Hansson
2025-01-29 15:55 ` Rafael J. Wysocki
2025-01-29 16:42 ` Ulf Hansson
2025-01-29 16:58 ` Rafael J. Wysocki
2025-01-30 11:11 ` Ulf Hansson
2025-01-30 13:19 ` Rafael J. Wysocki
2025-01-31 10:01 ` Ulf Hansson
2025-02-01 12:35 ` Rafael J. Wysocki
2025-02-03 12:12 ` Ulf Hansson
2025-02-07 13:38 ` Jon Hunter
2025-02-07 13:50 ` Johan Hovold
2025-02-07 14:45 ` Johan Hovold
2025-02-07 15:41 ` Rafael J. Wysocki
2025-02-07 16:06 ` Johan Hovold [this message]
2025-02-07 16:26 ` Johan Hovold
2025-02-07 18:14 ` Rafael J. Wysocki
2025-02-08 12:10 ` Rafael J. Wysocki
2025-02-08 16:42 ` Johan Hovold
2025-02-08 17:43 ` Rafael J. Wysocki
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