On Wed, Jun 23, 2010 at 07:18:00AM +0200, ext Nagarajan, Rajkumar wrote:
>
> DISPC DMA optimization has been enabled and vrfb calls changed as required.
> Optimization reduces the memory traffic (DDR memory) when rotation is set
> to 90- and 270- degree and SMS-VRFB rotation engine is used.
>
> W
Op 23 jun 2010, om 07:18 heeft Nagarajan, Rajkumar het volgende geschreven:
>
> --- a/drivers/video/omap2/omapfb/omapfb-main.c
> +++ b/drivers/video/omap2/omapfb/omapfb-main.c
> @@ -552,7 +552,7 @@ static int setup_vrfb_rotation(struct fb_info *fbi)
> omap_vrfb_setup(&rg->vrfb, rg->paddr,
DISPC DMA optimization has been enabled and vrfb calls changed as required.
Optimization reduces the memory traffic (DDR memory) when rotation is set
to 90- and 270- degree and SMS-VRFB rotation engine is used.
With this change,
L3 interconnect traffic is reduced by a factor 2x for YUV422 & UYVY