Thread (18 messages) 18 messages, 3 authors, 2019-02-05

Re: [RESEND PATCH v2 8/8] Input: sx8654 - convert #defined flags to BIT(x)

From: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Date: 2019-01-29 00:25:24
Also in: linux-devicetree, lkml

On Tue, Dec 18, 2018 at 09:40:02AM +0100, Richard Leitner wrote:
Some of the #defined register values are one-bit flags. Convert them to
use the BIT(x) macro instead of 1 byte hexadecimal values. This improves
readability and clarifies the intent.

Signed-off-by: Richard Leitner <richard.leitner@skidata.com>
Applied, thank you.
quoted hunk ↗ jump to hunk
---
 drivers/input/touchscreen/sx8654.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)
diff --git a/drivers/input/touchscreen/sx8654.c b/drivers/input/touchscreen/sx8654.c
index b7b263ed52af..3746ea855f94 100644
--- a/drivers/input/touchscreen/sx8654.c
+++ b/drivers/input/touchscreen/sx8654.c
@@ -36,6 +36,7 @@
 #include <linux/gpio/consumer.h>
 #include <linux/delay.h>
 #include <linux/input/touchscreen.h>
+#include <linux/bitops.h>
 
 /* register addresses */
 #define I2C_REG_TOUCH0			0x00
@@ -46,7 +47,7 @@
 #define I2C_REG_SOFTRESET		0x3f
 
 #define I2C_REG_SX8650_STAT		0x05
-#define SX8650_STAT_CONVIRQ		0x80
+#define SX8650_STAT_CONVIRQ		BIT(7)
 
 /* commands */
 #define CMD_READ_REGISTER		0x40
@@ -56,8 +57,8 @@
 #define SOFTRESET_VALUE			0xde
 
 /* bits for I2C_REG_IRQSRC */
-#define IRQ_PENTOUCH_TOUCHCONVDONE	0x08
-#define IRQ_PENRELEASE			0x04
+#define IRQ_PENTOUCH_TOUCHCONVDONE	BIT(7)
+#define IRQ_PENRELEASE			BIT(6)
 
 /* bits for RegTouch1 */
 #define CONDIRQ				0x20
@@ -65,8 +66,8 @@
 #define FILT_7SA			0x03
 
 /* bits for I2C_REG_CHANMASK */
-#define CONV_X				0x80
-#define CONV_Y				0x40
+#define CONV_X				BIT(7)
+#define CONV_Y				BIT(6)
 
 /* coordinates rate: higher nibble of CTRL0 register */
 #define RATE_MANUAL			0x00
-- 
2.11.0
-- 
Dmitry
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