linux-kernel - Re: [PATCH v3 2/4] i2c: piix4: Move SB800_PIIX4_FCH_PM_ADDR definition to amd

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Message-ID: <Z_rRbNu9v2qIBDVJ@gmail.com>
Date: Sat, 12 Apr 2025 22:47:40 +0200
From: Ingo Molnar <mingo@...nel.org>
To: Mario Limonciello <superm1@...nel.org>
Cc: Borislav Petkov <bp@...en8.de>, Jean Delvare <jdelvare@...e.com>,
	Andi Shyti <andi.shyti@...nel.org>,
	Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>,
	Jonathan Corbet <corbet@....net>,
	Mario Limonciello <mario.limonciello@....com>,
	Yazen Ghannam <yazen.ghannam@....com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	Dave Hansen <dave.hansen@...ux.intel.com>,
	"maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)" <x86@...nel.org>,
	"H . Peter Anvin" <hpa@...or.com>,
	Shyam Sundar S K <Shyam-sundar.S-k@....com>,
	Hans de Goede <hdegoede@...hat.com>,
	"open list:DOCUMENTATION" <linux-doc@...r.kernel.org>,
	open list <linux-kernel@...r.kernel.org>,
	"open list:I2C/SMBUS CONTROLLER DRIVERS FOR PC" <linux-i2c@...r.kernel.org>,
	"open list:AMD PMC DRIVER" <platform-driver-x86@...r.kernel.org>
Subject: Re: [PATCH v3 2/4] i2c: piix4: Move SB800_PIIX4_FCH_PM_ADDR
 definition to amd_node.h


* Mario Limonciello <superm1@...nel.org> wrote:

> > and ... I'm sure you knew this was coming, but we should probably 
> > move *all* basic FCH_PM definitions into that header, such as 
> > SB800_PIIX4_FCH_PM_SIZE, and rename it to FCH_PM_SIZE or so?
> 
> I'll double check how it's actually used against the documentation to 
> see if this makes sense.
> 
> If it's only mapping a subset of registers for the PIIX4 driver use 
> bringing the definition out to a header used by other drivers that 
> might need a larger or smaller subset to be mapped might not make 
> sense.

Sounds good to me!

	Ingo