[PATCH 08/14] ARM: shmobile: Add shared R-Car Gen2 CMA reservation code

Sergei Shtylyov sergei.shtylyov at cogentembedded.com
Wed Jun 25 08:18:09 PDT 2014


Hello.

On 06/25/2014 11:35 AM, Simon Horman wrote:

> From: Magnus Damm <damm+renesas at opensource.se>

> Add R-Car Gen2 CMA memory reservation code that can be
> shared between multiple SoCs and boards. At this point
> r8a7790 and r8a7791 are supported.

> The top 256MiB of the legacy 32-bit physical memory space
> is assigned to a separate CMA area that may be assigned
> to various devices later on.

> Signed-off-by: Magnus Damm <damm+renesas at opensource.se>
> [horms+renesas at verge.net.au: rebased]
> Signed-off-by: Simon Horman <horms+renesas at verge.net.au>

[...]

> diff --git a/arch/arm/mach-shmobile/setup-rcar-gen2.c b/arch/arm/mach-shmobile/setup-rcar-gen2.c
> index fdc714e..544b9bf 100644
> --- a/arch/arm/mach-shmobile/setup-rcar-gen2.c
> +++ b/arch/arm/mach-shmobile/setup-rcar-gen2.c
> @@ -20,8 +20,11 @@
>
>   #include <linux/clk/shmobile.h>
>   #include <linux/clocksource.h>
> +#include <linux/device.h>
> +#include <linux/dma-contiguous.h>
>   #include <linux/io.h>
>   #include <linux/kernel.h>
> +#include <linux/of_fdt.h>
>   #include <asm/mach/arch.h>
>   #include "common.h"
>   #include "rcar-gen2.h"

    Hm, this part looks incomplete. I thought you were going to add CMA code here?

WBR, Sergei




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