Re: [PATCH v5 1/3] staging: greybus: gpio: switch GPIO portions to use GPIOLIB_IRQCHIP

From: Johan Hovold
Date: Fri Jan 11 2019 - 03:36:46 EST


On Thu, Jan 10, 2019 at 11:24:28PM +0530, Nishad Kamdar wrote:
> Convert the GPIO driver to use the GPIO irqchip library
> GPIOLIB_IRQCHIP instead of reimplementing the same.
>
> Signed-off-by: Nishad Kamdar <nishadkamdar@xxxxxxxxx>
> ---
> Changes in v5:
> - Restore "struct irq_chip irqc" in "struct gb_gpio_controller"
> This is because we cannot use the gpio-chip irqchip, as that
> will register the irqchip automatically and possibly in an
> incompatible way.
> Changes in v4:
> - Remove changes related to conversion to gpiochip_get_data() to
> include it as a new patch.
> - Remove the 'struct irq_chip' field from 'struct gb_gpio_controller'
> as struct gpio_chip will have an irqchip whenever
> CONFIG_GPIOLIB_IRQCHIP is selected.
> - Update the TODO file as per the changes.
> Changes in v3:
> - Combine patches as into a patch series.
> Changes in v2:
> - Retained irq.h and irqdomain.h headers.
> - Dropped function gb_gpio_irqchip_add() and
> called gpiochip_irqchip_add() from probe().
> - Referred https://lkml.kernel.org/r/1476054589-28422-1-git-send-email-linus.walleij@xxxxxxxxxxx

Looks good to me now, thanks for sticking with it.

Reviewed-by: Johan Hovold <johan@xxxxxxxxxx>

Johan