]> Pileus Git - ~andy/linux/commit
gpio / ACPI: return -ENOENT when no mapping exists
authorMika Westerberg <mika.westerberg@linux.intel.com>
Tue, 10 Dec 2013 10:00:27 +0000 (12:00 +0200)
committerLinus Walleij <linus.walleij@linaro.org>
Thu, 12 Dec 2013 20:56:36 +0000 (21:56 +0100)
commita00580c2809f44fd1d284bf2638395a261d28cc9
treea7a161ccfe37bf1ee01c8968b338ff6091ab7343
parentfcffa97f8e182306cf76f101ccb3b397399da772
gpio / ACPI: return -ENOENT when no mapping exists

Doing this allows drivers to distinguish between a real error case (if
there was an error when we tried to resolve the GPIO) and when the optional
GPIO line was not available.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Acked-by: Alexandre Courbot <acourbot@nvidia.com>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
drivers/gpio/gpiolib-acpi.c