From: Zheng Yongjun <zhengyongjun3@huawei.com>
To: <davem@davemloft.net>, <linux-ide@vger.kernel.org>,
<linuxppc-dev@lists.ozlabs.org>, <linux-kernel@vger.kernel.org>
Cc: <benh@kernel.crashing.org>, <paulus@samba.org>,
Zheng Yongjun <zhengyongjun3@huawei.com>
Subject: [PATCH -next] ide/pmac: use DIV_ROUND_UP macro to do calculation
Date: Tue, 22 Dec 2020 21:32:05 +0800 [thread overview]
Message-ID: <20201222133205.19579-1-zhengyongjun3@huawei.com> (raw)
Don't open-code DIV_ROUND_UP() kernel macro.
Signed-off-by: Zheng Yongjun <zhengyongjun3@huawei.com>
---
drivers/ide/pmac.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/ide/pmac.c b/drivers/ide/pmac.c
index ea0b064b5f56..6c0237af610d 100644
--- a/drivers/ide/pmac.c
+++ b/drivers/ide/pmac.c
@@ -105,8 +105,8 @@ static const char* model_name[] = {
*/
/* Number of IDE_SYSCLK_NS ticks, argument is in nanoseconds */
-#define SYSCLK_TICKS(t) (((t) + IDE_SYSCLK_NS - 1) / IDE_SYSCLK_NS)
-#define SYSCLK_TICKS_66(t) (((t) + IDE_SYSCLK_66_NS - 1) / IDE_SYSCLK_66_NS)
+#define SYSCLK_TICKS(t) DIV_ROUND_UP(t, IDE_SYSCLK_NS)
+#define SYSCLK_TICKS_66(t) DIV_ROUND_UP(t, IDE_SYSCLK_66_NS)
#define IDE_SYSCLK_NS 30 /* 33Mhz cell */
#define IDE_SYSCLK_66_NS 15 /* 66Mhz cell */
--
2.22.0
reply other threads:[~2020-12-22 13:32 UTC|newest]
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