On Mon, Feb 15, 2016 at 4:46 PM, Arnd Bergmann [off-list ref] wrote:

gpiolib has removed the irq_to_gpio() API several years ago,
but the global header still provided a non-working stub.

Apparently one new user has shown up in arch/mips, so this patch
moves the broken definition to where it is used, ensuring that
we get new users but not changing the current behavior on jz4740.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>

Patch applied.

I expect the driver maintainer to deal with the resulting
deprecation fallout.

Yours,
Linus Walleij