linux-kernel - [PATCH] clocksource: arc_timer: use BIT() instead of

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Date:   Fri, 24 May 2019 14:40:10 +0900
From:   Masahiro Yamada <yamada.masahiro@...ionext.com>
To:     Daniel Lezcano <daniel.lezcano@...aro.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        linux-kernel@...r.kernel.org
Cc:     Vineet Gupta <vgupta@...opsys.com>,
        linux-snps-arc@...ts.infradead.org,
        Masahiro Yamada <yamada.masahiro@...ionext.com>
Subject: [PATCH] clocksource: arc_timer: use BIT() instead of _BITUL()

This is in-kernel C code, so there is no reason to use _BITUL().
Replace it with equivalent BIT().

I added #include <linux/bits.h> explicitly although it has been included
by other headers eventually.

Signed-off-by: Masahiro Yamada <yamada.masahiro@...ionext.com>
---

 drivers/clocksource/arc_timer.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/clocksource/arc_timer.c b/drivers/clocksource/arc_timer.c
index b28970ca4a7a..b1f21bf3b83c 100644
--- a/drivers/clocksource/arc_timer.c
+++ b/drivers/clocksource/arc_timer.c
@@ -16,6 +16,7 @@
  */
 
 #include <linux/interrupt.h>
+#include <linux/bits.h>
 #include <linux/clk.h>
 #include <linux/clk-provider.h>
 #include <linux/clocksource.h>
@@ -142,7 +143,7 @@ static u64 arc_read_rtc(struct clocksource *cs)
 		l = read_aux_reg(AUX_RTC_LOW);
 		h = read_aux_reg(AUX_RTC_HIGH);
 		status = read_aux_reg(AUX_RTC_CTRL);
-	} while (!(status & _BITUL(31)));
+	} while (!(status & BIT(31)));
 
 	return (((u64)h) << 32) | l;
 }
-- 
2.17.1