linux-kernel - [PATCH] dmaengine: ti: edma: Use 'for_each_set

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Message-Id: <47a7415d3aff8dfb66780bd6f80b085db4503bf7.1637263609.git.christophe.jaillet@wanadoo.fr>
Date:   Thu, 18 Nov 2021 20:28:02 +0100
From:   Christophe JAILLET <christophe.jaillet@...adoo.fr>
To:     peter.ujfalusi@...il.com, vkoul@...nel.org
Cc:     dmaengine@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel-janitors@...r.kernel.org,
        Christophe JAILLET <christophe.jaillet@...adoo.fr>
Subject: [PATCH] dmaengine: ti: edma: Use 'for_each_set_bit' when possible

Use 'for_each_set_bit()' instead of hand wrinting it. It is much less
version.

Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
---
 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 */
-- 
2.30.2