[PATCH] video: imx: assert that image buffer doesn't cross a 4 MiB boundary

[Sascha Hauer]

On Wed, Sep 16, 2015 at 10:00:44PM +0200, Uwe Kleine-König wrote:
> The reference manual (for the i.MX25 in my case) states:
> 
> 	This field must start at a location that enables a complete
> 	picture to be stored in a 4 Mbyte memory boundary (A [21:0]). A
> 	[31:22] has a fixed value for a picture’s image.
> 
> Check this condition for user-supplied framebuffer values and enforce it
> for driver-allocated buffers.
> 
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig at pengutronix.de>

Applied, thanks

Sascha

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