Re: [PATCH] dmaengine: ti: edma: Use 'for_each_set_bit' when possible

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On 18/11/2021 21:28, Christophe JAILLET wrote:
> Use 'for_each_set_bit()' instead of hand wrinting it. It is much less
> version.

Thanks for the patch!

Acked-by: Peter Ujfalusi <peter.ujfalusi@xxxxxxxxx>


> Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
> ---
>  drivers/dma/ti/edma.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/dma/ti/edma.c b/drivers/dma/ti/edma.c
> index caa4050ecc02..08e47f44d325 100644
> --- a/drivers/dma/ti/edma.c
> +++ b/drivers/dma/ti/edma.c
> @@ -1681,8 +1681,7 @@ static irqreturn_t dma_ccerr_handler(int irq, void *data)
>  
>  			dev_dbg(ecc->dev, "EMR%d 0x%08x\n", j, val);
>  			emr = val;
> -			for (i = find_first_bit(&emr, 32); i < 32;
> -			     i = find_next_bit(&emr, 32, i + 1)) {
> +			for_each_set_bit(i, &emr, 32) {
>  				int k = (j << 5) + i;
>  
>  				/* Clear the corresponding EMR bits */
> 

-- 
Péter



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