From: Peter Rosin <peda@axentia.se>
To: linux-kernel@vger.kernel.org
Cc: Peter Rosin <peda@axentia.se>, Guenter Roeck <linux@roeck-us.net>,
Wolfram Sang <wsa@the-dreams.de>,
Ken Chen <chen.kenyy@inventec.com>,
joel@jms.id.au, linux-i2c@vger.kernel.org
Subject: [PATCH 1/3] i2c: mux: pca9541: use the BIT macro
Date: Tue, 20 Mar 2018 10:31:58 +0100 [thread overview]
Message-ID: <20180320093200.19179-2-peda@axentia.se> (raw)
In-Reply-To: <20180320093200.19179-1-peda@axentia.se>
Because it looks nice!
Signed-off-by: Peter Rosin <peda@axentia.se>
---
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 6a39adaf433f..ad168125d23d 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/bitops.h>
#include <linux/delay.h>
#include <linux/device.h>
#include <linux/i2c.h>
@@ -43,20 +44,20 @@
#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)
--
2.11.0
next prev parent reply other threads:[~2018-03-20 9:32 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-20 6:19 [PATCH linux dev-4.16 v2] i2c: muxes: pca9641: new driver Ken Chen
2018-03-20 6:34 ` Joel Stanley
2018-03-20 9:31 ` Peter Rosin
2018-03-20 9:31 ` Peter Rosin [this message]
2018-03-20 13:18 ` [PATCH 1/3] i2c: mux: pca9541: use the BIT macro Guenter Roeck
2018-03-20 23:25 ` Vladimir Zapolskiy
2018-03-20 9:31 ` [PATCH 2/3] i2c: mux: pca9541: namespace cleanup Peter Rosin
2018-03-20 13:20 ` Guenter Roeck
2018-03-20 21:48 ` Peter Rosin
2018-03-20 21:57 ` Guenter Roeck
2018-03-20 23:24 ` Vladimir Zapolskiy
2018-03-21 5:53 ` Peter Rosin
2018-03-21 6:54 ` Vladimir Zapolskiy
2018-03-21 7:35 ` Peter Rosin
2018-03-20 9:32 ` [PATCH 3/3] i2c: mux: pca9541: prepare for PCA9641 support Peter Rosin
2018-03-20 13:22 ` Guenter Roeck
2018-03-20 23:17 ` Vladimir Zapolskiy
2018-03-21 1:19 ` Guenter Roeck
2018-03-21 7:01 ` Vladimir Zapolskiy
2018-03-21 8:09 ` Peter Rosin
2018-03-21 7:05 ` Vladimir Zapolskiy
2018-04-11 9:37 ` [PATCH linux dev-4.16 v2] i2c: muxes: pca9641: new driver Peter Rosin
2018-04-13 6:59 ` ChenKenYY 陳永營 TAO
2018-04-13 7:27 ` Peter Rosin
2018-04-16 7:37 ` ChenKenYY 陳永營 TAO
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