* Sakari Ailus <sakari.ailus@xxxxxxxxx> [080514 06:37]:
> Add invertation of image mirroring register bits to default
> configuration.
>
> This is useful when the camera module is e.g. mounted upside down.
Pushing today.
Tony
> Signed-off-by: Sakari Ailus <sakari.ailus@xxxxxxxxx>
> ---
> drivers/media/video/tcm825x.c | 6 ++++++
> drivers/media/video/tcm825x.h | 1 +
> 2 files changed, 7 insertions(+), 0 deletions(-)
>
> diff --git a/drivers/media/video/tcm825x.c b/drivers/media/video/tcm825x.c
> index e57a646..216638e 100644
> --- a/drivers/media/video/tcm825x.c
> +++ b/drivers/media/video/tcm825x.c
> @@ -523,6 +523,9 @@ static int ioctl_g_ctrl(struct v4l2_int_device *s,
> if (val < 0)
> return val;
>
> + if (vc->id == V4L2_CID_HFLIP || vc->id == V4L2_CID_VFLIP)
> + val ^= sensor->platform_data->is_upside_down();
> +
> vc->value = val;
> return 0;
> }
> @@ -556,6 +559,9 @@ static int ioctl_s_ctrl(struct v4l2_int_device *s,
> if (lvc == NULL)
> return -EINVAL;
>
> + if (vc->id == V4L2_CID_HFLIP || vc->id == V4L2_CID_VFLIP)
> + val ^= sensor->platform_data->is_upside_down();
> +
> val = val << lvc->start_bit;
> if (tcm825x_write_reg_mask(client, lvc->reg, val))
> return -EIO;
> diff --git a/drivers/media/video/tcm825x.h b/drivers/media/video/tcm825x.h
> index 966765b..770ebac 100644
> --- a/drivers/media/video/tcm825x.h
> +++ b/drivers/media/video/tcm825x.h
> @@ -182,6 +182,7 @@ struct tcm825x_platform_data {
> int (*needs_reset)(struct v4l2_int_device *s, void *buf,
> struct v4l2_pix_format *fmt);
> int (*ifparm)(struct v4l2_ifparm *p);
> + int (*is_upside_down)(void);
> };
>
> /* Array of image sizes supported by TCM825X. These must be ordered from
> --
> 1.5.0.6
>
> --
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