Convert ov772x register access to use SCCB helpers.
Cc: Peter Rosin <p...@axentia.se>
Cc: Sebastian Reichel <sebastian.reic...@collabora.co.uk>
Cc: Wolfram Sang <w...@the-dreams.de>
Cc: Jacopo Mondi <jacopo+rene...@jmondi.org>
Cc: Laurent Pinchart <laurent.pinch...@ideasonboard.com>
Cc: Hans Verkuil <hans.verk...@cisco.com>
Cc: Sakari Ailus <sakari.ai...@linux.intel.com>
Cc: Mauro Carvalho Chehab <mche...@s-opensource.com>
Signed-off-by: Akinobu Mita <akinobu.m...@gmail.com>
---
drivers/media/i2c/ov772x.c | 20 +++++---------------
1 file changed, 5 insertions(+), 15 deletions(-)
diff --git a/drivers/media/i2c/ov772x.c b/drivers/media/i2c/ov772x.c
index 7158c31..8a9a9ca 100644
--- a/drivers/media/i2c/ov772x.c
+++ b/drivers/media/i2c/ov772x.c
@@ -17,7 +17,7 @@
#include <linux/clk.h>
#include <linux/delay.h>
#include <linux/gpio/consumer.h>
-#include <linux/i2c.h>
+#include <linux/i2c-sccb.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/module.h>
@@ -551,22 +551,12 @@ static struct ov772x_priv *to_ov772x(struct v4l2_subdev
*sd)
static int ov772x_read(struct i2c_client *client, u8 addr)
{
- int ret;
- u8 val;
-
- ret = i2c_master_send(client, &addr, 1);
- if (ret < 0)
- return ret;
- ret = i2c_master_recv(client, &val, 1);
- if (ret < 0)
- return ret;
-
- return val;
+ return sccb_read_byte(client, addr);
}
static inline int ov772x_write(struct i2c_client *client, u8 addr, u8 value)
{
- return i2c_smbus_write_byte_data(client, addr, value);
+ return sccb_write_byte(client, addr, value);
}
static int ov772x_mask_set(struct i2c_client *client, u8 command, u8 mask,
@@ -1395,9 +1385,9 @@ static int ov772x_probe(struct i2c_client *client,
return -EINVAL;
}
- if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) {
+ if (!sccb_is_available(adapter)) {
dev_err(&adapter->dev,
- "I2C-Adapter doesn't support SMBUS_BYTE_DATA\n");
+ "I2C-Adapter doesn't support SCCB\n");
return -EIO;
}
--
2.7.4
