[U-Boot] [PATCH] video: Allocate the MXSFB framebuffer aligned

Stefano Babic
2013-07-10T13:25:28Z

On 10/07/2013 02:52, Marek Vasut wrote:
> Allocate the framebuffer aligned so it can be flushed
> and the flush_dcache_range() function won't complain.
>
> Signed-off-by: Marek Vasut <marex@denx.de>
> Cc: Anatolij Gustschin <agust@denx.de>
> Cc: Fabio Estevam <fabio.estevam@freescale.com>
> Cc: Otavio Salvador <otavio@ossystems.com.br>
> Cc: Stefano Babic <sbabic@denx.de>
> ---
> drivers/video/mxsfb.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/video/mxsfb.c b/drivers/video/mxsfb.c
> index a6d8ae9..35836e1 100644
> --- a/drivers/video/mxsfb.c
> +++ b/drivers/video/mxsfb.c
> @@ -202,7 +202,8 @@ void *video_hw_init(void)
> panel.memSize = mode.xres * mode.yres * panel.gdfBytesPP;
>
> /* Allocate framebuffer */
> - fb = malloc(panel.memSize);
> + fb = memalign(ARCH_DMA_MINALIGN,
> + roundup(panel.memSize, ARCH_DMA_MINALIGN));
> if (!fb) {
> printf("MXSFB: Error allocating framebuffer!\n");
> return NULL;
>

Acked-by: Stefano Babic <sbabic@denx.de>

Best regards,
Stefano Babic

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