Hi Christoph,
On 05/07/2019 05:05 PM, Christoph Muellner wrote:
> From: Christoph Müllner <christoph.muell...@theobroma-systems.com>
>
> Some machines have limited DMA engines, which cannot deal
> with arbitrary addresses. This patch introduces a function
> to model these restrictions on a machine level.
>
> Signed-off-by: Christoph Müllner <christoph.muell...@theobroma-systems.com>
> Signed-off-by: Christoph Muellner <christoph.muell...@theobroma-systems.com>
Do you need all these two signed-off ?
Reviewed-by: Kever Yang <kever.y...@rock-chips.com>
Thanks,
- Kever
> ---
>
> common/board_f.c | 5 +++++
> include/init.h | 2 ++
> 2 files changed, 7 insertions(+)
>
> diff --git a/common/board_f.c b/common/board_f.c
> index 7ef20f2042..fed3c24373 100644
> --- a/common/board_f.c
> +++ b/common/board_f.c
> @@ -1053,3 +1053,8 @@ void board_init_f_r(void)
> hang();
> }
> #endif /* CONFIG_X86 */
> +
> +__weak int mach_addr_is_dmaable(unsigned long addr)
> +{
> + return 1;
> +}
> diff --git a/include/init.h b/include/init.h
> index afc953d51e..18210a1489 100644
> --- a/include/init.h
> +++ b/include/init.h
> @@ -125,6 +125,8 @@ int misc_init_f(void);
> int embedded_dtb_select(void);
> #endif
>
> +int mach_addr_is_dmaable(unsigned long addr);
> +
> /* common/init/board_init.c */
> extern ulong monitor_flash_len;
>
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