Linux Power Management development
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From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: "Rafael J. Wysocki" <rafael@kernel.org>
Cc: "Linux ACPI" <linux-acpi@vger.kernel.org>,
	"Linux PM" <linux-pm@vger.kernel.org>,
	LKML <linux-kernel@vger.kernel.org>,
	"Mika Westerberg" <mika.westerberg@linux.intel.com>,
	"Peixin Xie" <peixin.xie@linux.spacemit.com>,
	"Sakari Ailus" <sakari.ailus@linux.intel.com>,
	"Lukas Wunner" <lukas@wunner.de>,
	"Ilpo Järvinen" <ilpo.jarvinen@linux.intel.com>,
	"Linux PCI" <linux-pci@vger.kernel.org>,
	"Bjorn Helgaas" <helgaas@kernel.org>,
	"Hans de Goede" <hansg@kernel.org>
Subject: Re: [PATCH v1 2/7] ACPI: PM: Introduce acpi_device_init_power()
Date: Tue, 1 Sep 2026 11:29:37 +0300	[thread overview]
Message-ID: <apaM8fsWKaGPRWxD@ashevche-desk.local> (raw)
In-Reply-To: <2055986.PYKUYFuaPT@rafael.j.wysocki>

On Mon, Aug 31, 2026 at 06:25:52PM +0200, Rafael J. Wysocki wrote:

> Two out of three callers of acpi_bus_init_power() need to clear
> flags.power_manageable for the target device on errors, which
> is somewhat cumbersome, so rename the function to
> __acpi_device_init_power(), add a wrapper called
> acpi_device_init_power() around it that will take care
> of the flags.power_manageable clearing, and make the two
> callers of acpi_bus_init_power() in question invoke that
> wrapper.
> 
> While at it, clean up the declaration of local variables
> in __acpi_device_init_power().

...

>  {
> -	int state;
> -	int result;
> +	int result, state;

Not sure if this change is required.

>  	result = acpi_device_get_power(device, &state);
>  	if (result)

...

> +int acpi_device_init_power(struct acpi_device *device)

Ah, here is a helper!

> +{
> +	int ret;

Elsewhere in the file it's called 'result'.

> +
> +	ret = __acpi_device_init_power(device);
> +	if (ret)
> +		device->flags.power_manageable = 0;
> +
> +	return ret;
> +}

-- 
With Best Regards,
Andy Shevchenko



  reply	other threads:[~2026-09-01  8:29 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-31 16:20 [PATCH v1 0/7] ACPI: scan: Address power management initialization and PCI devices handling Rafael J. Wysocki
2026-08-31 16:24 ` [PATCH v1 1/7] ACPI: scan: Stop calling acpi_bus_init_power() early Rafael J. Wysocki
2026-09-01  8:27   ` Andy Shevchenko
2026-08-31 16:25 ` [PATCH v1 2/7] ACPI: PM: Introduce acpi_device_init_power() Rafael J. Wysocki
2026-09-01  8:29   ` Andy Shevchenko [this message]
2026-09-01 16:38     ` Rafael J. Wysocki (Intel)
2026-08-31 17:59 ` [PATCH v1 3/7] ACPI: bus: Drop initialized flag from struct acpi_device_flags Rafael J. Wysocki
2026-08-31 17:59 ` [PATCH v1 4/7] ACPI: scan: Combine two conditionals in acpi_bus_attach() Rafael J. Wysocki
2026-09-01  8:40   ` Andy Shevchenko
2026-09-01 19:11     ` Rafael J. Wysocki (Intel)
2026-08-31 17:59 ` [PATCH v1 5/7] ACPI: scan: Add ACPI device "enumerated" marker Rafael J. Wysocki
2026-08-31 17:59 ` [PATCH v1 6/7] ACPI: scan: Adjust and rename acpi_bus_attach() Rafael J. Wysocki
2026-08-31 17:59 ` [PATCH v1 7/7] ACPI: scan: Take PCI device enumeration into account directly Rafael J. Wysocki
2026-09-01  8:44   ` Andy Shevchenko
2026-09-01 19:14     ` Rafael J. Wysocki (Intel)
2026-09-02 12:42 ` [PATCH v1 0/7] ACPI: scan: Address power management initialization and PCI devices handling Peixin Xie

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