Patchwork [MTD,NAND] S3C2410: Use DIV_ROUND_UP

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Submitter Ben Dooks
Date May 30, 2009, 5:41 p.m.
Message ID <1243705298-21814-12-git-send-email-ben-linux@fluff.org>
Download mbox | patch
Permalink /patch/27888/
State Accepted
Commit 947391cfbaa3b08558844c0b187bcd0223c3f660
Headers show

Comments

Ben Dooks - May 30, 2009, 5:41 p.m.
Change to using DIV_ROUND_UP() in the timing calculation
instead of blindly doing result++

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
---
 drivers/mtd/nand/s3c2410.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)

Patch

diff --git a/drivers/mtd/nand/s3c2410.c b/drivers/mtd/nand/s3c2410.c
index 8a7f960..89b7905 100644
--- a/drivers/mtd/nand/s3c2410.c
+++ b/drivers/mtd/nand/s3c2410.c
@@ -180,8 +180,7 @@  static int s3c_nand_calc_rate(int wanted, unsigned long clk, int max)
 {
 	int result;
 
-	result = (wanted * clk) / NS_IN_KHZ;
-	result++;
+	result = DIV_ROUND_UP((wanted * clk), NS_IN_KHZ);
 
 	pr_debug("result %d from %ld, %d\n", result, clk, wanted);