linux-kernel - Re: [PATCH v3 net-next 3/8] mfd: Add Microchip ZL3073x support

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Message-ID: <5a360c39-405c-4108-9800-0f71307804a0@lunn.ch>
Date: Fri, 18 Apr 2025 22:18:22 +0200
From: Andrew Lunn <andrew@...n.ch>
To: Ivan Vecera <ivecera@...hat.com>
Cc: netdev@...r.kernel.org, Vadim Fedorenko <vadim.fedorenko@...ux.dev>,
	Arkadiusz Kubalewski <arkadiusz.kubalewski@...el.com>,
	Jiri Pirko <jiri@...nulli.us>, Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Prathosh Satish <Prathosh.Satish@...rochip.com>,
	Lee Jones <lee@...nel.org>, Kees Cook <kees@...nel.org>,
	Andy Shevchenko <andy@...nel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Michal Schmidt <mschmidt@...hat.com>, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org
Subject: Re: [PATCH v3 net-next 3/8] mfd: Add Microchip ZL3073x support

> > > Anyway, look around. How many other MFD, well actually, any sort of
> > > driver at all, have a bunch of low level helpers as inline functions
> > > in a header? You are aiming to write a plain boring driver which looks
> > > like every other driver in Linux....
> > 
> > Well, I took inline functions approach as this is safer than macro usage
> > and each register have own very simple implementation with type and
> > range control (in case of indexed registers).

Sorry, i was a bit ambiguous. Why inline? Why not just plain
functions. Are there lots of other drivers with a large number of
inline functions? No. inline functions are typically only used for
stubs when code is not being built due to CONFIG_ settings.

	Andrew