Re: [PATCH 1/2] gpio: acpi: normalize use of gpiochip_get_desc()

From: Mika Westerberg
Date: Tue Aug 19 2014 - 05:32:54 EST


On Mon, Aug 18, 2014 at 09:50:56AM -0700, Alexandre Courbot wrote:
> GPIO descriptors are changing from unique and permanent tokens to
> allocated resources. Therefore gpiochip_get_desc() cannot be used as a
> way to obtain a global GPIO descriptor anymore.
>
> This patch updates the gpiolib ACPI support code to keep and use the
> descriptor returned by a centralized call to gpiochip_get_desc().
>
> Signed-off-by: Alexandre Courbot <acourbot@xxxxxxxxxx>
> ---
> drivers/gpio/gpiolib-acpi.c | 22 ++++++++++++++--------
> 1 file changed, 14 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c
> index d62eaaa75397..9596a1023579 100644
> --- a/drivers/gpio/gpiolib-acpi.c
> +++ b/drivers/gpio/gpiolib-acpi.c
> @@ -25,10 +25,12 @@ struct acpi_gpio_event {
> acpi_handle handle;
> unsigned int pin;
> unsigned int irq;
> + gpio_desc *desc;

This needs to be
struct gpio_desc *desc;

> };

Tested on Asus T100TA and nothing seems to break, so:

Tested-by: Mika Westerberg <mika.westerberg@xxxxxxxxxxxxxxx>
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