On Wed, Feb 8, 2017 at 6:11 AM, Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
> Hi Linus,
>
> After merging the gpio tree, today's linux-next build (arm
> multi_v7_defconfig) failed like this:
>
> drivers/tty/serial/st-asc.c: In function 'asc_set_termios':
> drivers/tty/serial/st-asc.c:578:12: error: implicit declaration of function 'devm_get_gpiod_from_child' [-Werror=implicit-function-declaration]
> gpiod = devm_get_gpiod_from_child(port->dev, "rts",
> ^
> drivers/tty/serial/st-asc.c:578:10: warning: assignment makes pointer from integer without a cast [-Wint-conversion]
> gpiod = devm_get_gpiod_from_child(port->dev, "rts",
> ^
>
> Caused by commits
>
> a264d10ff45c ("gpiolib: Convert fwnode_get_named_gpiod() to configure GPIO")
> b2987d7438e0 ("gpio: Pass GPIO label down to gpiod_request")
> 4b0947974e59 ("gpio: Rename devm_get_gpiod_from_child()")
>
> interacting with commit
>
> d7356256488c ("serial: st-asc: (De)Register GPIOD and swap Pinctrl profiles")
>
> from the tty tree.
Ah what a bummer, a new user colliding with the treewide changes of these
prototypes.
> I applied the following merge fix patch (I guessed about the new arguments):
Looks correct. Well not much to do about it apart from mentioning the
problem to Linus (the big penguin) when merging the trees.
Thanks for your efforts!
Yours,
Linus Walleij
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