Re: [PATCH v2 3/5] gpio: Change ISA_BUS_API dependency to selection

From: Linus Walleij
Date: Thu Feb 22 2018 - 10:16:26 EST


On Fri, Dec 29, 2017 at 9:13 PM, William Breathitt Gray
<vilhelm.gray@xxxxxxxxx> wrote:

> The ISA_BUS_API Kconfig option enables the compilation of the ISA bus
> driver. The ISA bus driver does not perform any hardware interaction,
> and is instead just a thin layer of software abstraction to eliminate
> boilerplate code common to ISA-style device drivers. Since ISA_BUS_API
> has no dependencies and does not jeopardize the integrity of the system
> when enabled, drivers should select it when the ISA bus driver
> functionality is needed.
>
> Cc: Linus Walleij <linus.walleij@xxxxxxxxxx>
> Signed-off-by: William Breathitt Gray <vilhelm.gray@xxxxxxxxx>

Patch applied to the GPIO tree for v4.17.

Can you confirm that we don't have any dangling ISA
drivers not using this?

Yours,
Linus Walleij