Re: [PATCH] gpio/plat-pxa: fix clash with gpiolib namespace

From: Grant Likely
Date: Mon Jun 13 2011 - 11:03:18 EST


On Mon, Jun 13, 2011 at 10:42:19AM +0200, Linus Walleij wrote:
> From: Linus Walleij <linus.walleij@xxxxxxxxxx>
>
> The PXA platform code has a static inline helper called
> gpio_to_chip which clashes with the gpiolib namespace if we
> try to expose the function with the same name from gpiolib,
> and it's still confusing even if we don't do that. So rename
> it to gpio_to_pxachip().
>
> Reported-by: H Hartley Sweeten <hartleys@xxxxxxxxxxxxxxxxxxx>
> Cc: Eric Miao <eric.miao@xxxxxxxxxx>
> Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxx>

Acked-by: Grant Likely <grant.likely@xxxxxxxxxxxx>

> ---
> arch/arm/plat-pxa/gpio.c | 10 +++++-----
> 1 files changed, 5 insertions(+), 5 deletions(-)
>
> diff --git a/arch/arm/plat-pxa/gpio.c b/arch/arm/plat-pxa/gpio.c
> index 48ebb94..a11dc36 100644
> --- a/arch/arm/plat-pxa/gpio.c
> +++ b/arch/arm/plat-pxa/gpio.c
> @@ -50,7 +50,7 @@ static inline void __iomem *gpio_chip_base(struct gpio_chip *c)
> return container_of(c, struct pxa_gpio_chip, chip)->regbase;
> }
>
> -static inline struct pxa_gpio_chip *gpio_to_chip(unsigned gpio)
> +static inline struct pxa_gpio_chip *gpio_to_pxachip(unsigned gpio)
> {
> return &pxa_gpio_chips[gpio_to_bank(gpio)];
> }
> @@ -161,7 +161,7 @@ static int pxa_gpio_irq_type(struct irq_data *d, unsigned int type)
> int gpio = irq_to_gpio(d->irq);
> unsigned long gpdr, mask = GPIO_bit(gpio);
>
> - c = gpio_to_chip(gpio);
> + c = gpio_to_pxachip(gpio);
>
> if (type == IRQ_TYPE_PROBE) {
> /* Don't mess with enabled GPIOs using preconfigured edges or
> @@ -230,7 +230,7 @@ static void pxa_gpio_demux_handler(unsigned int irq, struct irq_desc *desc)
> static void pxa_ack_muxed_gpio(struct irq_data *d)
> {
> int gpio = irq_to_gpio(d->irq);
> - struct pxa_gpio_chip *c = gpio_to_chip(gpio);
> + struct pxa_gpio_chip *c = gpio_to_pxachip(gpio);
>
> __raw_writel(GPIO_bit(gpio), c->regbase + GEDR_OFFSET);
> }
> @@ -238,7 +238,7 @@ static void pxa_ack_muxed_gpio(struct irq_data *d)
> static void pxa_mask_muxed_gpio(struct irq_data *d)
> {
> int gpio = irq_to_gpio(d->irq);
> - struct pxa_gpio_chip *c = gpio_to_chip(gpio);
> + struct pxa_gpio_chip *c = gpio_to_pxachip(gpio);
> uint32_t grer, gfer;
>
> c->irq_mask &= ~GPIO_bit(gpio);
> @@ -252,7 +252,7 @@ static void pxa_mask_muxed_gpio(struct irq_data *d)
> static void pxa_unmask_muxed_gpio(struct irq_data *d)
> {
> int gpio = irq_to_gpio(d->irq);
> - struct pxa_gpio_chip *c = gpio_to_chip(gpio);
> + struct pxa_gpio_chip *c = gpio_to_pxachip(gpio);
>
> c->irq_mask |= GPIO_bit(gpio);
> update_edge_detect(c);
> --
> 1.7.3.2
>
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