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| author | Wei Yongjun <yongjun_wei@trendmicro.com.cn> | 2012-09-14 10:36:59 +0800 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2012-09-18 23:18:43 +0200 |
| commit | d724f1c9c3c7dee420b8d778ee53207ef3c17120 (patch) | |
| tree | 3701e64ca6b3127f581cc42bc4e7862bd4cd75f6 /drivers/gpio/gpio-pxa.c | |
| parent | 939d902d0de58982fc95b04c5cd37c5e30ffe46f (diff) | |
| download | linux-stable-d724f1c9c3c7dee420b8d778ee53207ef3c17120.tar.gz linux-stable-d724f1c9c3c7dee420b8d778ee53207ef3c17120.tar.bz2 linux-stable-d724f1c9c3c7dee420b8d778ee53207ef3c17120.zip | |
gpio: pxa: using for_each_set_bit to simplify the code
Using for_each_set_bit() to simplify the code.
spatch with a semantic match is used to found this.
(http://coccinelle.lip6.fr/)
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Acked-by: Haojian Zhuang <haojian.zhuang@gmail.com>
Acked-by: Eric Miao <eric.y.miao@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio/gpio-pxa.c')
| -rw-r--r-- | drivers/gpio/gpio-pxa.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/gpio/gpio-pxa.c b/drivers/gpio/gpio-pxa.c index 528de0fa0c9e..bf9371f9d469 100644 --- a/drivers/gpio/gpio-pxa.c +++ b/drivers/gpio/gpio-pxa.c @@ -413,12 +413,10 @@ static void pxa_gpio_demux_handler(unsigned int irq, struct irq_desc *desc) gedr = gedr & c->irq_mask; writel_relaxed(gedr, c->regbase + GEDR_OFFSET); - n = find_first_bit(&gedr, BITS_PER_LONG); - while (n < BITS_PER_LONG) { + for_each_set_bit(n, &gedr, BITS_PER_LONG) { loop = 1; generic_handle_irq(gpio_to_irq(gpio_base + n)); - n = find_next_bit(&gedr, BITS_PER_LONG, n + 1); } } } while (loop); |