diff options
Diffstat (limited to 'linux/include/media/v4l2-subdev.h')
| -rw-r--r-- | linux/include/media/v4l2-subdev.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/linux/include/media/v4l2-subdev.h b/linux/include/media/v4l2-subdev.h index a43506680..a503e1cee 100644 --- a/linux/include/media/v4l2-subdev.h +++ b/linux/include/media/v4l2-subdev.h @@ -189,7 +189,7 @@ struct v4l2_subdev_audio_ops { s_std_output: set v4l2_std_id for video OUTPUT devices. This is ignored by video input devices. - s_crystal_freq: sets the frequency of the crystal used to generate the + s_crystal_freq: sets the frequency of the crystal used to generate the clocks in Hz. An extra flags field allows device specific configuration regarding clock frequency dividers, etc. If not used, then set flags to 0. If the frequency is not supported, then -EINVAL is returned. @@ -230,12 +230,16 @@ struct v4l2_subdev_ops { #define V4L2_SUBDEV_NAME_SIZE 32 +/* Set this flag if this subdev is a i2c device. */ +#define V4L2_SUBDEV_FL_IS_I2C (1U << 0) + /* Each instance of a subdev driver should create this struct, either stand-alone or embedded in a larger struct. */ struct v4l2_subdev { struct list_head list; struct module *owner; + u32 flags; struct v4l2_device *v4l2_dev; const struct v4l2_subdev_ops *ops; /* name must be unique */ @@ -264,6 +268,7 @@ static inline void v4l2_subdev_init(struct v4l2_subdev *sd, BUG_ON(!ops || !ops->core); sd->ops = ops; sd->v4l2_dev = NULL; + sd->flags = 0; sd->name[0] = '\0'; sd->grp_id = 0; sd->priv = NULL; |