Hi Guodong,
On 25/08/2016 04:00, Guodong Xu wrote:
> To support display in Debian on HiKey, cma heap is used to allocate
> graphic buffers. The default size of CMA is 16 MB which is not enough.
>
> Increase the default CMA size to 128 MB.
>
> cc: Fathi Boudra <[email protected]>
> cc: John Stultz <[email protected]>
> cc: Xinliang Liu <[email protected]>
> Signed-off-by: Guodong Xu <[email protected]>
> Acked-by: Rob Herring <[email protected]>
> ---
Series applied to the hisilicon dt branch.
Thanks!
Best Regards,
Wei
> arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts | 9 ++++++++-
> 1 file changed, 8 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
> b/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
> index 9e4e06a..dba3c13 100644
> --- a/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
> +++ b/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
> @@ -57,8 +57,15 @@
> console-size = <0x00020000>;
> ftrace-size = <0x00020000>;
> };
> - };
>
> + /* global autoconfigured region for contiguous allocations */
> + linux,cma {
> + compatible = "shared-dma-pool";
> + reusable;
> + size = <0x00000000 0x08000000>;
> + linux,cma-default;
> + };
> + };
>
> reboot-mode-syscon@5f01000 {
> compatible = "syscon", "simple-mfd";
>
