linux-kernel - Re: [PATCH 4/4] mfd: tqmx86: add I2C IRQ support

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Message-ID: <20240617085444.GO3029315@google.com>
Date: Mon, 17 Jun 2024 09:54:44 +0100
From: Lee Jones <lee@...nel.org>
To: Matthias Schiffer <matthias.schiffer@...tq-group.com>
Cc: linux-kernel@...r.kernel.org, linux@...tq-group.com,
	Gregor Herburger <gregor.herburger@...tq-group.com>
Subject: Re: [PATCH 4/4] mfd: tqmx86: add I2C IRQ support

On Mon, 17 Jun 2024, Matthias Schiffer wrote:

> On Fri, 2024-06-14 at 10:49 +0100, Lee Jones wrote:
> > 
> > 
> > Note: Careful not to cut away too much context when replying.
> > 
> > On Fri, 14 Jun 2024, Gregor Herburger wrote:
> > 
> > > On Thu, Jun 13, 2024 at 04:42:34PM +0100, Lee Jones wrote:
> > > > Just one question; what is (7, 9, 12)?
> > > > 
> > > > And why is it the same as the GPIO one?  Copy/paste error?
> > > > 
> > > Those are the IRQ numbers of the PLD. Both blocks, GPIO and I2C, can be
> > > configured to use IRQ12, IRQ9 or IRQ7.
> > 
> > Might I suggest we make that super clear in the help?
> > 
> > (IRQ7, IRQ9 {and,or} IRQ12)
> 
> Well, 7, 9 and 12 are the values you would pass as the module parameter (and we don't want to change
> this, as it would be a breaking change). Maybe the following?
> 
> "GPIO IRQ number (possible values: 7, 9, 12)"

"possible parameters" makes this clear.

-- 
Lee Jones [李琼斯]