From: Akinobu Mita <akinobu.mita@gmail.com>
Date: Wed, 11 Apr 2012 11:36:53 +0000 (+0900)
Subject: arm: davinci: use for_each_set_bit_from
X-Git-Tag: v3.5-rc1~155^2~2^2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=98e3b3393ff25f79399dd7cdcf6450788788acae;p=profile%2Fivi%2Fkernel-x86-ivi.git

arm: davinci: use for_each_set_bit_from

Use for_each_set_bit_from to iterate over all the set bit in a memory
region.

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Acked-by: Sekhar Nori <nsekhar@ti.com>
Cc: Sekhar Nori <nsekhar@ti.com>
Cc: Christian Riesch <christian.riesch@omicron.at>
Cc: Kevin Hilman <khilman@ti.com>
Cc: davinci-linux-open-source@linux.davincidsp.com
Cc: Russell King <linux@arm.linux.org.uk>
Cc: linux-arm-kernel@lists.infradead.org
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
---

diff --git a/arch/arm/mach-davinci/dma.c b/arch/arm/mach-davinci/dma.c
index fd33919..95ce019 100644
--- a/arch/arm/mach-davinci/dma.c
+++ b/arch/arm/mach-davinci/dma.c
@@ -557,9 +557,9 @@ static int reserve_contiguous_slots(int ctlr, unsigned int id,
 	if (i == edma_cc[ctlr]->num_slots)
 		stop_slot = i;
 
-	for (j = start_slot; j < stop_slot; j++)
-		if (test_bit(j, tmp_inuse))
-			clear_bit(j, edma_cc[ctlr]->edma_inuse);
+	j = start_slot;
+	for_each_set_bit_from(j, tmp_inuse, stop_slot)
+		clear_bit(j, edma_cc[ctlr]->edma_inuse);
 
 	if (count)
 		return -EBUSY;