From: Saiyam Doshi <saiyamdoshi.in@gmail.com>
To: linux@roeck-us.net, peda@axentia.se
Cc: linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH v2] i2c: muxes: pca9541: use BIT() macro
Date: Thu, 5 Sep 2019 23:34:23 +0530 [thread overview]
Message-ID: <20190905180423.GA7477@SD> (raw)
Use bit mask macro BIT() for definition where appropriate.
Signed-off-by: Saiyam Doshi <saiyamdoshi.in@gmail.com>
---
Changes in v2:
* Include linux/bits.h which defines BIT()
drivers/i2c/muxes/i2c-mux-pca9541.c | 29 +++++++++++++++--------------
1 file changed, 15 insertions(+), 14 deletions(-)
diff --git a/drivers/i2c/muxes/i2c-mux-pca9541.c b/drivers/i2c/muxes/i2c-mux-pca9541.c
index 50e1fb4aedf5..c9b17a305bb5 100644
--- a/drivers/i2c/muxes/i2c-mux-pca9541.c
+++ b/drivers/i2c/muxes/i2c-mux-pca9541.c
@@ -16,6 +16,7 @@
* warranty of any kind, whether express or implied.
*/
+#include <linux/bits.h>
#include <linux/delay.h>
#include <linux/device.h>
#include <linux/i2c.h>
@@ -42,20 +43,20 @@
#define PCA9541_CONTROL 0x01
#define PCA9541_ISTAT 0x02
-#define PCA9541_CTL_MYBUS (1 << 0)
-#define PCA9541_CTL_NMYBUS (1 << 1)
-#define PCA9541_CTL_BUSON (1 << 2)
-#define PCA9541_CTL_NBUSON (1 << 3)
-#define PCA9541_CTL_BUSINIT (1 << 4)
-#define PCA9541_CTL_TESTON (1 << 6)
-#define PCA9541_CTL_NTESTON (1 << 7)
-
-#define PCA9541_ISTAT_INTIN (1 << 0)
-#define PCA9541_ISTAT_BUSINIT (1 << 1)
-#define PCA9541_ISTAT_BUSOK (1 << 2)
-#define PCA9541_ISTAT_BUSLOST (1 << 3)
-#define PCA9541_ISTAT_MYTEST (1 << 6)
-#define PCA9541_ISTAT_NMYTEST (1 << 7)
+#define PCA9541_CTL_MYBUS BIT(0)
+#define PCA9541_CTL_NMYBUS BIT(1)
+#define PCA9541_CTL_BUSON BIT(2)
+#define PCA9541_CTL_NBUSON BIT(3)
+#define PCA9541_CTL_BUSINIT BIT(4)
+#define PCA9541_CTL_TESTON BIT(6)
+#define PCA9541_CTL_NTESTON BIT(7)
+
+#define PCA9541_ISTAT_INTIN BIT(0)
+#define PCA9541_ISTAT_BUSINIT BIT(1)
+#define PCA9541_ISTAT_BUSOK BIT(2)
+#define PCA9541_ISTAT_BUSLOST BIT(3)
+#define PCA9541_ISTAT_MYTEST BIT(6)
+#define PCA9541_ISTAT_NMYTEST BIT(7)
#define BUSON (PCA9541_CTL_BUSON | PCA9541_CTL_NBUSON)
#define MYBUS (PCA9541_CTL_MYBUS | PCA9541_CTL_NMYBUS)
--
2.20.1
next reply other threads:[~2019-09-05 18:04 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-05 18:04 Saiyam Doshi [this message]
2019-10-24 18:14 ` [PATCH v2] i2c: muxes: pca9541: use BIT() macro Saiyam Doshi
2019-11-19 21:15 ` Peter Rosin
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