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From: Anchal Jain <anchalj109@gmail.com>
To: outreachy-kernel@googlegroups.com
Cc: gregkh@linuxfoundation.org, jon.nettleton@gmai
Subject: [PATCH] staging: olpc_dcon: Replace a bit shift by a use of BIT.
Date: Sun, 18 Sep 2016 12:16:40 +0530	[thread overview]
Message-ID: <20160918064513.GA3810@life-desktop> (raw)

This patch replaces bit shifting on 1 with the BIT(x) macro
as it's extensively used by other function in the file olpc_dcon.h .

Signed-off-by: Anchal Jain <anchalj109@gmail.com>
---
 drivers/staging/olpc_dcon/olpc_dcon.h | 30 +++++++++++++++---------------
 1 file changed, 15 insertions(+), 15 deletions(-)

diff --git a/drivers/staging/olpc_dcon/olpc_dcon.h b/drivers/staging/olpc_dcon/olpc_dcon.h
index 215e7ec..23a48a1 100644
--- a/drivers/staging/olpc_dcon/olpc_dcon.h
+++ b/drivers/staging/olpc_dcon/olpc_dcon.h
@@ -9,18 +9,18 @@
 #define DCON_REG_ID		 0
 #define DCON_REG_MODE		 1
 
-#define MODE_PASSTHRU	(1<<0)
-#define MODE_SLEEP	(1<<1)
-#define MODE_SLEEP_AUTO	(1<<2)
-#define MODE_BL_ENABLE	(1<<3)
-#define MODE_BLANK	(1<<4)
-#define MODE_CSWIZZLE	(1<<5)
-#define MODE_COL_AA	(1<<6)
-#define MODE_MONO_LUMA	(1<<7)
-#define MODE_SCAN_INT	(1<<8)
-#define MODE_CLOCKDIV	(1<<9)
-#define MODE_DEBUG	(1<<14)
-#define MODE_SELFTEST	(1<<15)
+#define MODE_PASSTHRU	bit(0)
+#define MODE_SLEEP	bit(1)
+#define MODE_SLEEP_AUTO	bit(2)
+#define MODE_BL_ENABLE	bit(3)
+#define MODE_BLANK	bit(4)
+#define MODE_CSWIZZLE	bit(5)
+#define MODE_COL_AA	bit(6)
+#define MODE_MONO_LUMA	bit(7)
+#define MODE_SCAN_INT	bit(8)
+#define MODE_CLOCKDIV	bit(9)
+#define MODE_DEBUG	bit(14)
+#define MODE_SELFTEST	bit(15)
 
 #define DCON_REG_HRES		0x2
 #define DCON_REG_HTOTAL		0x3
@@ -35,11 +35,11 @@
 #define DCON_REG_MEM_OPT_B	0x42
 
 /* Load Delay Locked Loop (DLL) settings for clock delay */
-#define MEM_DLL_CLOCK_DELAY	(1<<0)
+#define MEM_DLL_CLOCK_DELAY	bit(0)
 /* Memory controller power down function */
-#define MEM_POWER_DOWN		(1<<8)
+#define MEM_POWER_DOWN		bit(8)
 /* Memory controller software reset */
-#define MEM_SOFT_RESET		(1<<0)
+#define MEM_SOFT_RESET		bit(0)
 
 /* Status values */
 
-- 
1.9.1



             reply	other threads:[~2016-09-18  6:46 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-18  6:46 Anchal Jain [this message]
2016-09-18 10:41 ` [Outreachy kernel] [PATCH] staging: olpc_dcon: Replace a bit shift by a use of BIT Julia Lawall
2016-09-18 11:10   ` Greg KH

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