linux-kernel - Re: [PATCH v1 7/8] ACPI: bus: Adjust feature mask creation for \_SB.

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Message-ID: <20251219125830.00006819@huawei.com>
Date: Fri, 19 Dec 2025 12:58:30 +0000
From: Jonathan Cameron <jonathan.cameron@...wei.com>
To: "Rafael J. Wysocki" <rafael@...nel.org>
CC: Linux ACPI <linux-acpi@...r.kernel.org>, LKML
	<linux-kernel@...r.kernel.org>, Linux PCI <linux-pci@...r.kernel.org>, Bjorn
 Helgaas <helgaas@...nel.org>, Srinivas Pandruvada
	<srinivas.pandruvada@...ux.intel.com>, Hans de Goede <hansg@...nel.org>,
	Mario Limonciello <mario.limonciello@....com>
Subject: Re: [PATCH v1 7/8] ACPI: bus: Adjust feature mask creation for
 \_SB._OSC

On Thu, 18 Dec 2025 21:41:42 +0100
"Rafael J. Wysocki" <rafael@...nel.org> wrote:

> From: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> 
> The feature mask creation for \_SB._OSC platform features is messy
> and hard to follow, so clean it up and make all of the CPPC-related
> features depend on CONFIG_ACPI_CPPC_LIB as they will not work if it
> is not set anyway.
> 
> Also make acpi_bus_osc_negotiate_platform_control() print a message
> including a bit mask representing the features for which control has
> been granted.
> 
> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
Nice.

Reviewed-by: Jonathan Cameron <jonathan.cameron@...wei.com>