Re: [PATCH 0/2] gpio: pcf857x: Use gpiolib irqchip helpers and fix wake-up

From: Geert Uytterhoeven
Date: Tue Feb 24 2015 - 05:41:11 EST


On Thu, Feb 5, 2015 at 4:49 PM, Geert Uytterhoeven
<geert+renesas@xxxxxxxxx> wrote:
> This patch series switches the PCF857x GPIO driver to use the gpiolib
> irqchip helpers, as requested by Linus Walleij, and fixes wake-up by
> propagating the wake-up setting to the parent irq controller.
>
> Note that the conversion to gpiolib irqchip helpers removes the checks
> added in commit 21fd3cd1874a2ac8 ("gpio: pcf857x: call the gpio user
> handler iff gpio_to_irq is done"), as the interrupt mappings are no
> longer created on-demand by the driver, but by gpiochip_irqchip_add()
> during initialization. I marked the first patch "RFC" because of
> this. Does the removal of the checks cause problems for anyone?
>
> The second patch was sent before, and rebased on top of the
> conversion to gpiolib irqchip helpers.
>
> This was tested on sh73a0/kzm9g, where I don't see the issue addressed
> by commit 21fd3cd1874a2ac8 ("gpio: pcf857x: call the gpio user handler
> iff gpio_to_irq is done").
>
> Thanks for your comments!

No comments?

> Geert Uytterhoeven (2):
> [RFC] gpio: pcf857x: Switch to use gpiolib irqchip helpers
> gpio: pcf857x: Propagate wake-up setting to parent irq controller
>
> drivers/gpio/Kconfig | 1 +
> drivers/gpio/gpio-pcf857x.c | 134 ++++++++++++++++----------------------------
> 2 files changed, 50 insertions(+), 85 deletions(-)

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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