[PATCH 1/3] include: fb: Add definiton for window positioning structure

[Baruch Siach]

Hi Ajay,

On Tue, Sep 20, 2011 at 11:30:39AM -0400, Ajay Kumar wrote:
> This patch adds a data structure definiton to hold framebuffer windows/planes.
> An ioctl number is also added to provide user access
> to change window position dynamically.

[snip]

> +/* Window overlaying */
> +struct fb_overlay_win_pos {
> +	__u32 win_pos_x;	/* x-offset from LCD(0,0) where window starts */
> +	__u32 win_pos_y;	/* y-offset from LCD(0,0) where window starts */
> +};

Why not allow negative offsets where the left or upper part of the framebuffer 
is hidden?

baruch

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