* Re: [weiyj.lk@gmail.com: [PATCH] gpio_msm: using for_each_set_bit to simplify the code]
[not found] <20120917155006.GA12316@codeaurora.org>
@ 2012-09-17 20:24 ` Rohit Vaswani
0 siblings, 0 replies; only message in thread
From: Rohit Vaswani @ 2012-09-17 20:24 UTC (permalink / raw)
To: Wei Yongjun
Cc: David Brown, grant.likely, linus.walleij, yongjun_wei,
linux-kernel
On 9/17/2012 8:50 AM, David Brown wrote:
> ----- Forwarded message from Wei Yongjun <weiyj.lk@gmail.com> -----
>
> Date: Fri, 14 Sep 2012 10:28:31 +0800
> From: Wei Yongjun <weiyj.lk@gmail.com>
> To: grant.likely@secretlab.ca, linus.walleij@linaro.org
> Cc: yongjun_wei@trendmicro.com.cn, linux-kernel@vger.kernel.org
> Subject: [PATCH] gpio_msm: using for_each_set_bit to simplify the code
>
> From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
>
> 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>
> ---
> drivers/gpio/gpio-msm-v2.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/drivers/gpio/gpio-msm-v2.c b/drivers/gpio/gpio-msm-v2.c
> index 5cb1227..38305be 100644
> --- a/drivers/gpio/gpio-msm-v2.c
> +++ b/drivers/gpio/gpio-msm-v2.c
> @@ -317,9 +317,7 @@ static void msm_summary_irq_handler(unsigned int irq, struct irq_desc *desc)
>
> chained_irq_enter(chip, desc);
>
> - for (i = find_first_bit(msm_gpio.enabled_irqs, NR_GPIO_IRQS);
> - i < NR_GPIO_IRQS;
> - i = find_next_bit(msm_gpio.enabled_irqs, NR_GPIO_IRQS, i + 1)) {
> + for_each_set_bit(i, msm_gpio.enabled_irqs, NR_GPIO_IRQS) {
> if (readl(GPIO_INTR_STATUS(i)) & BIT(INTR_STATUS))
> generic_handle_irq(msm_gpio_to_irq(&msm_gpio.gpio_chip,
> i));
>
>
> --
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> ----- End forwarded message -----
>
Tested-by: Rohit Vaswani <rvaswani@codeaurora.org>
Thanks,
Rohit Vaswani
--
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, hosted by The Linux Foundation
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