From: Tzung-Bi Shih <tzungbi@kernel.org>
To: "Rafael J. Wysocki" <rafael@kernel.org>
Cc: "Linux PM" <linux-pm@vger.kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
"Ulf Hansson" <ulf.hansson@linaro.org>,
"Brian Norris" <briannorris@chromium.org>,
"Dan Callaghan" <dcallagh@chromium.org>,
"Sami Kyöstilä" <skyostil@chromium.org>,
"Benson Leung" <bleung@chromium.org>,
chrome-platform@lists.linux.dev
Subject: Re: [PATCH v1 18/23] platform/chrome: cros_hps_i2c: Discard pm_runtime_put() return value
Date: Tue, 23 Dec 2025 03:56:16 +0000 [thread overview]
Message-ID: <aUoS4AxGx291bLqF@google.com> (raw)
In-Reply-To: <2302270.NgBsaNRSFp@rafael.j.wysocki>
On Mon, Dec 22, 2025 at 09:27:44PM +0100, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
>
> Passing pm_runtime_put() return value to the callers is not particularly
> useful.
>
> Returning an error code from pm_runtime_put() merely means that it has
> not queued up a work item to check whether or not the device can be
> suspended and there are many perfectly valid situations in which that
> can happen, like after writing "on" to the devices' runtime PM "control"
> attribute in sysfs for one example. It also happens when the kernel is
> configured with CONFIG_PM unset.
>
> Accordingly, update hps_release() to simply discard the return value of
> pm_runtime_put() and always return success to the caller.
>
> This will facilitate a planned change of the pm_runtime_put() return
> type to void in the future.
>
> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Acked-by: Tzung-Bi Shih <tzungbi@kernel.org>
next prev parent reply other threads:[~2025-12-23 3:56 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-12-22 19:48 [PATCH v1 00/23] PM: runtime: Convert pm_runtime_put() to a void function Rafael J. Wysocki
2025-12-22 19:50 ` [PATCH v1 01/23] genirq/chip: Change irq_chip_pm_put() return type to void Rafael J. Wysocki
2025-12-22 19:52 ` [PATCH v1 02/23] USB: core: Discard pm_runtime_put() return value Rafael J. Wysocki
2025-12-22 20:57 ` Alan Stern
2025-12-23 7:56 ` Greg Kroah-Hartman
2025-12-22 19:57 ` [PATCH v1 03/23] drm: " Rafael J. Wysocki
2025-12-23 10:23 ` Dave Stevenson
2025-12-23 15:57 ` Liviu Dudau
2025-12-22 19:59 ` [PATCH v1 04/23] drm/imagination: " Rafael J. Wysocki
2025-12-22 20:01 ` [PATCH v1 05/23] media: rkisp1: " Rafael J. Wysocki
2025-12-23 16:30 ` Laurent Pinchart
2025-12-22 20:03 ` [PATCH v1 06/23] media: ccs: " Rafael J. Wysocki
2025-12-22 20:06 ` [PATCH v1 07/23] media: mediatek: vcodec: " Rafael J. Wysocki
2025-12-22 20:07 ` [PATCH v1 08/23] watchdog: rz: Discard pm_runtime_put() return values Rafael J. Wysocki
2025-12-28 19:14 ` Guenter Roeck
2025-12-22 20:09 ` [PATCH v1 09/23] watchdog: rzv2h_wdt: Discard pm_runtime_put() return value Rafael J. Wysocki
2025-12-28 19:15 ` Guenter Roeck
2025-12-22 20:11 ` [PATCH v1 10/23] net: ethernet: ti: am65-cpsw: " Rafael J. Wysocki
2025-12-22 20:14 ` [PATCH v1 11/23] net: cadence: macb: " Rafael J. Wysocki
2025-12-23 8:48 ` Nicolas Ferre
2025-12-22 20:16 ` [PATCH v1 12/23] net: wan: framer: Discard pm_runtime_put() return values Rafael J. Wysocki
2025-12-22 20:18 ` [PATCH v1 13/23] phy: freescale: Discard pm_runtime_put() return value Rafael J. Wysocki
2025-12-22 20:21 ` [PATCH v1 14/23] phy: rockchip-samsung-dcphy: " Rafael J. Wysocki
2025-12-22 20:22 ` [PATCH v1 15/23] phy: core: Discard pm_runtime_put() return values Rafael J. Wysocki
2025-12-30 10:34 ` Geert Uytterhoeven
2025-12-30 10:54 ` Geert Uytterhoeven
2025-12-30 15:05 ` Geert Uytterhoeven
2025-12-30 16:18 ` Rafael J. Wysocki
2025-12-30 16:17 ` Rafael J. Wysocki
2025-12-22 20:24 ` [PATCH v1 16/23] hwspinlock: omap: Discard pm_runtime_put() return value Rafael J. Wysocki
2025-12-22 20:46 ` Bjorn Andersson
2025-12-22 20:25 ` [PATCH v1 17/23] coresight: Discard pm_runtime_put() return values Rafael J. Wysocki
2025-12-23 9:53 ` Suzuki K Poulose
2025-12-22 20:27 ` [PATCH v1 18/23] platform/chrome: cros_hps_i2c: Discard pm_runtime_put() return value Rafael J. Wysocki
2025-12-23 3:56 ` Tzung-Bi Shih [this message]
2025-12-22 20:29 ` [PATCH v1 19/23] pmdomain: imx: gpcv2: " Rafael J. Wysocki
2025-12-23 13:02 ` Peng Fan
2025-12-28 15:51 ` Ulf Hansson
2025-12-22 20:31 ` [PATCH v1 20/23] scsi: ufs: core: Discard pm_runtime_put() return values Rafael J. Wysocki
2025-12-23 15:29 ` Bart Van Assche
2025-12-22 20:33 ` [PATCH v1 21/23] dmaengine: sh: Discard pm_runtime_put() return value Rafael J. Wysocki
2025-12-22 20:35 ` [PATCH v1 22/23] ASoC: rockchip: " Rafael J. Wysocki
2025-12-22 20:36 ` [PATCH v1 23/23] PM: runtime: Change pm_runtime_put() return type to void Rafael J. Wysocki
2025-12-28 15:51 ` Ulf Hansson
2025-12-23 11:28 ` (subset) [PATCH v1 00/23] PM: runtime: Convert pm_runtime_put() to a void function Vinod Koul
2025-12-23 17:07 ` Mark Brown
2025-12-23 17:44 ` Vinod Koul
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