diff options
| author | David Cohen | 2010-12-08 09:13:58 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab | 2010-12-30 22:29:20 -0200 |
| commit | f7b74f76a3a5bcad4d2e8db76834253a63977545 (patch) | |
| tree | 2a0edb5b53dbcf480c7439da6fd9a67aa91d2483 | |
| parent | 9804ed9e840c461f88b290dea43173e3eed37102 (diff) | |
[media] ov9640: use macro to request OmniVision OV9640 sensor private data
This cleanup patch creates macro to request OmniVision OV9640 private
data, which increases readability.
Signed-off-by: David Cohen <dacohen@gmail.com>
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
| -rw-r--r-- | drivers/media/video/ov9640.c | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/drivers/media/video/ov9640.c b/drivers/media/video/ov9640.c index 99e9e1d3c83b..c6d8e8a88d2d 100644 --- a/drivers/media/video/ov9640.c +++ b/drivers/media/video/ov9640.c @@ -31,6 +31,8 @@ #include "ov9640.h" +#define to_ov9640_sensor(sd) container_of(sd, struct ov9640_priv, subdev) + /* default register setup */ static const struct ov9640_reg ov9640_regs_dflt[] = { { OV9640_COM5, OV9640_COM5_SYSCLK | OV9640_COM5_LONGEXP }, @@ -308,9 +310,7 @@ static unsigned long ov9640_query_bus_param(struct soc_camera_device *icd) /* Get status of additional camera capabilities */ static int ov9640_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - struct ov9640_priv *priv = container_of(i2c_get_clientdata(client), - struct ov9640_priv, subdev); + struct ov9640_priv *priv = to_ov9640_sensor(sd); switch (ctrl->id) { case V4L2_CID_VFLIP: @@ -327,8 +327,7 @@ static int ov9640_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) static int ov9640_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) { struct i2c_client *client = v4l2_get_subdevdata(sd); - struct ov9640_priv *priv = container_of(i2c_get_clientdata(client), - struct ov9640_priv, subdev); + struct ov9640_priv *priv = to_ov9640_sensor(sd); int ret = 0; @@ -360,9 +359,7 @@ static int ov9640_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) static int ov9640_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *id) { - struct i2c_client *client = v4l2_get_subdevdata(sd); - struct ov9640_priv *priv = container_of(i2c_get_clientdata(client), - struct ov9640_priv, subdev); + struct ov9640_priv *priv = to_ov9640_sensor(sd); id->ident = priv->model; id->revision = priv->revision; |