linux-kernel - [PATCH] staging: rtl8192e: use BIT macro instead of left shifting

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Message-Id: <20220219183234.31216-1-mosescb.dev@gmail.com>
Date:   Sat, 19 Feb 2022 19:32:34 +0100
From:   Moses Christopher Bollavarapu <mosescb.dev@...il.com>
To:     gregkh@...uxfoundation.org, linux-staging@...ts.linux.dev,
        linux-kernel@...r.kernel.org
Cc:     Moses Christopher Bollavarapu <mosescb.dev@...il.com>
Subject: [PATCH] staging: rtl8192e: use BIT macro instead of left shifting

There is a BIT(nr) macro available in vdso/bits.h
which is doing the same left shift operation

Example: (1 << 7) == BIT(7)

Signed-off-by: Moses Christopher Bollavarapu <mosescb.dev@...il.com>
---
 drivers/staging/rtl8192e/rtllib_debug.h | 54 +++++++++++++------------
 1 file changed, 28 insertions(+), 26 deletions(-)

diff --git a/drivers/staging/rtl8192e/rtllib_debug.h b/drivers/staging/rtl8192e/rtllib_debug.h
index 9065901636f5..e3e8302945eb 100644
--- a/drivers/staging/rtl8192e/rtllib_debug.h
+++ b/drivers/staging/rtl8192e/rtllib_debug.h
@@ -7,6 +7,8 @@
 #ifndef _RTL_DEBUG_H
 #define _RTL_DEBUG_H
 
+#include <linux/bits.h>
+
 /* Allow files to override DRV_NAME */
 #ifndef DRV_NAME
 #define DRV_NAME "rtllib_92e"
@@ -16,32 +18,32 @@ extern u32 rt_global_debug_component;
 
 /* These are the defines for rt_global_debug_component */
 enum RTL_DEBUG {
-	COMP_TRACE		= (1 << 0),
-	COMP_DBG		= (1 << 1),
-	COMP_INIT		= (1 << 2),
-	COMP_RECV		= (1 << 3),
-	COMP_POWER		= (1 << 6),
-	COMP_SWBW		= (1 << 8),
-	COMP_SEC		= (1 << 9),
-	COMP_LPS		= (1 << 10),
-	COMP_QOS		= (1 << 11),
-	COMP_RATE		= (1 << 12),
-	COMP_RXDESC		= (1 << 13),
-	COMP_PHY		= (1 << 14),
-	COMP_DIG		= (1 << 15),
-	COMP_TXAGC		= (1 << 16),
-	COMP_HALDM		= (1 << 17),
-	COMP_POWER_TRACKING	= (1 << 18),
-	COMP_CH			= (1 << 19),
-	COMP_RF			= (1 << 20),
-	COMP_FIRMWARE		= (1 << 21),
-	COMP_RESET		= (1 << 23),
-	COMP_CMDPKT		= (1 << 24),
-	COMP_SCAN		= (1 << 25),
-	COMP_PS			= (1 << 26),
-	COMP_DOWN		= (1 << 27),
-	COMP_INTR		= (1 << 28),
-	COMP_ERR		= (1 << 31)
+	COMP_TRACE		= BIT(0),
+	COMP_DBG		= BIT(1),
+	COMP_INIT		= BIT(2),
+	COMP_RECV		= BIT(3),
+	COMP_POWER		= BIT(6),
+	COMP_SWBW		= BIT(8),
+	COMP_SEC		= BIT(9),
+	COMP_LPS		= BIT(10),
+	COMP_QOS		= BIT(11),
+	COMP_RATE		= BIT(12),
+	COMP_RXDESC		= BIT(13),
+	COMP_PHY		= BIT(14),
+	COMP_DIG		= BIT(15),
+	COMP_TXAGC		= BIT(16),
+	COMP_HALDM		= BIT(17),
+	COMP_POWER_TRACKING	= BIT(18),
+	COMP_CH			= BIT(19),
+	COMP_RF			= BIT(20),
+	COMP_FIRMWARE		= BIT(21),
+	COMP_RESET		= BIT(23),
+	COMP_CMDPKT		= BIT(24),
+	COMP_SCAN		= BIT(25),
+	COMP_PS			= BIT(26),
+	COMP_DOWN		= BIT(27),
+	COMP_INTR		= BIT(28),
+	COMP_ERR		= BIT(31)
 };
 
 #define RT_TRACE(component, x, args...)		\
-- 
2.30.2