Hi Guennadi,
On Friday 20 July 2012 15:58:25 Guennadi Liakhovetski wrote:
> On Wed, 18 Jul 2012, Laurent Pinchart wrote:
> > Instead of hardcoding register arrays, compute the values at runtime.
> >
> > Signed-off-by: Laurent Pinchart <laurent.pinch...@ideasonboard.com>
> > ---
> >
> > drivers/media/video/ov772x.c | 162
> > +++++++++++++++++------------------------- 1 files changed, 65
> > insertions(+), 97 deletions(-)
> >
> > diff --git a/drivers/media/video/ov772x.c b/drivers/media/video/ov772x.c
> > index 3874dbc..aa2ba9e 100644
> > --- a/drivers/media/video/ov772x.c
> > +++ b/drivers/media/video/ov772x.c
>
> I'm afraid, I still don't quite agree with your changes to size macros.
> This is not a huge deal, but I'd preserve the current (Q)VGA_* naming for
> now until we find a better solution. How about this patch merged with yours:
I still like my solution better, but you're the driver maintainer :-)
> diff --git a/drivers/media/video/ov772x.c b/drivers/media/video/ov772x.c
> index a2dde04..76a80b6 100644
> --- a/drivers/media/video/ov772x.c
> +++ b/drivers/media/video/ov772x.c
> @@ -360,8 +360,12 @@
> #define SCAL0_ACTRL 0x08 /* Auto scaling factor control */
> #define SCAL1_2_ACTRL 0x04 /* Auto scaling factor control */
>
> -#define OV772X_DEFAULT_WIDTH 640
> -#define OV772X_DEFAULT_HEIGHT 480
> +#define VGA_WIDTH 640
> +#define VGA_HEIGHT 480
> +#define QVGA_WIDTH 320
> +#define QVGA_HEIGHT 240
> +#define OV772X_MAX_WIDTH VGA_WIDTH
> +#define OV772X_MAX_HEIGHT VGA_HEIGHT
>
> /*
> * ID
> @@ -488,8 +492,8 @@ static const struct ov772x_win_size ov772x_win_sizes[] =
> { .rect = {
> .left = 140,
> .top = 14,
> - .width = 640,
> - .height = 480,
> + .width = VGA_WIDTH,
> + .height = VGA_HEIGHT,
> },
> }, {
> .name = "QVGA",
> @@ -497,8 +501,8 @@ static const struct ov772x_win_size ov772x_win_sizes[] =
> { .rect = {
> .left = 252,
> .top = 6,
> - .width = 320,
> - .height = 240,
> + .width = QVGA_WIDTH,
> + .height = QVGA_HEIGHT,
> },
> },
> };
> @@ -858,8 +862,8 @@ static int ov772x_g_crop(struct v4l2_subdev *sd, struct
> v4l2_crop *a) {
> a->c.left = 0;
> a->c.top = 0;
> - a->c.width = OV772X_DEFAULT_WIDTH;
> - a->c.height = OV772X_DEFAULT_HEIGHT;
> + a->c.width = VGA_WIDTH;
> + a->c.height = VGA_HEIGHT;
> a->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
>
> return 0;
> @@ -869,8 +873,8 @@ static int ov772x_cropcap(struct v4l2_subdev *sd, struct
> v4l2_cropcap *a) {
> a->bounds.left = 0;
> a->bounds.top = 0;
> - a->bounds.width = OV772X_DEFAULT_WIDTH;
> - a->bounds.height = OV772X_DEFAULT_HEIGHT;
> + a->bounds.width = OV772X_MAX_WIDTH;
> + a->bounds.height = OV772X_MAX_HEIGHT;
> a->defrect = a->bounds;
> a->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
> a->pixelaspect.numerator = 1;
--
Regards,
Laurent Pinchart
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