Hi, Sergio
This change in interface is not used from the omap4iss driver.
You could drop it from the patch set, if so.
On 12/01/2011 02:14 AM, Sergio Aguirre wrote:
> From: Stanimir Varbanov <svarba...@mm-sol.com>
>
> Introduce g_interface_parms sensor operation for getting sensor
> interface parameters. These parameters are needed from the host side
> to determine it's own configuration.
>
> Signed-off-by: Stanimir Varbanov <svarba...@mm-sol.com>
> ---
> include/media/v4l2-subdev.h | 42 ++++++++++++++++++++++++++++++++++++++++++
> 1 files changed, 42 insertions(+), 0 deletions(-)
>
> diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h
> index f0f3358..0d322ed 100644
> --- a/include/media/v4l2-subdev.h
> +++ b/include/media/v4l2-subdev.h
> @@ -362,6 +362,42 @@ struct v4l2_subdev_vbi_ops {
> int (*s_sliced_fmt)(struct v4l2_subdev *sd, struct
> v4l2_sliced_vbi_format *fmt);
> };
>
> +/* Which interface the sensor use to provide it's image data */
> +enum v4l2_subdev_sensor_iface {
> + V4L2_SUBDEV_SENSOR_PARALLEL,
> + V4L2_SUBDEV_SENSOR_SERIAL,
> +};
> +
> +/* Each interface could use the following modes */
> +/* Image sensor provides horizontal and vertical sync signals */
> +#define V4L2_SUBDEV_SENSOR_MODE_PARALLEL_SYNC 0
> +/* BT.656 interface. Embedded sync */
> +#define V4L2_SUBDEV_SENSOR_MODE_PARALLEL_ITU 1
> +/* MIPI CSI1 */
> +#define V4L2_SUBDEV_SENSOR_MODE_SERIAL_CSI1 2
> +/* MIPI CSI2 */
> +#define V4L2_SUBDEV_SENSOR_MODE_SERIAL_CSI2 3
> +
> +struct v4l2_subdev_sensor_serial_parms {
> + unsigned char lanes; /* number of lanes used */
> + unsigned char channel; /* virtual channel */
> + unsigned int phy_rate; /* output rate at CSI phy in bps */
> + unsigned int pix_clk; /* pixel clock in Hz */
> +};
> +
> +struct v4l2_subdev_sensor_parallel_parms {
> + unsigned int pix_clk; /* pixel clock in Hz */
> +};
> +
> +struct v4l2_subdev_sensor_interface_parms {
> + enum v4l2_subdev_sensor_iface if_type;
> + unsigned int if_mode;
> + union {
> + struct v4l2_subdev_sensor_serial_parms serial;
> + struct v4l2_subdev_sensor_parallel_parms parallel;
> + } parms;
> +};
> +
> /**
> * struct v4l2_subdev_sensor_ops - v4l2-subdev sensor operations
> * @g_skip_top_lines: number of lines at the top of the image to be skipped.
> @@ -371,10 +407,16 @@ struct v4l2_subdev_vbi_ops {
> * @g_skip_frames: number of frames to skip at stream start. This is needed
> for
> * buggy sensors that generate faulty frames when they are
> * turned on.
> + * @g_interface_parms: get sensor interface parameters. The sensor subdev
> should
> + * fill this structure with current interface params. These
> + * interface parameters are needed on host side to configure
> + * it's own hardware receivers.
> */
> struct v4l2_subdev_sensor_ops {
> int (*g_skip_top_lines)(struct v4l2_subdev *sd, u32 *lines);
> int (*g_skip_frames)(struct v4l2_subdev *sd, u32 *frames);
> + int (*g_interface_parms)(struct v4l2_subdev *sd,
> + struct v4l2_subdev_sensor_interface_parms *parms);
> };
>
> /*
--
best regards,
Stan
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