Re: [U-Boot] [RFC 3/4] dm: add DMA_SUPPORTS_DEV_TO_MEM type to DMA_UCLASS

Hi,

On 10 October 2016 at 09:52, Dinh Nguyen dinguyen@kernel.org wrote:

From: Dinh Nguyen dinguyen@opensource.altera.com

Add DMA_SUPPORTS_DEV_TO_MEM type to the DMA uclass.

Can you explain (in your commit message) the need for this?

Signed-off-by: Dinh Nguyen dinguyen@opensource.altera.com

drivers/dma/dma-uclass.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/dma/dma-uclass.c b/drivers/dma/dma-uclass.c index ea21fd9..a021395 100644 --- a/drivers/dma/dma-uclass.c +++ b/drivers/dma/dma-uclass.c @@ -49,7 +49,8 @@ int dma_memcpy(void *dst, void *src, size_t len) const struct dma_ops *ops; int ret;

•   ret = dma_get_device(DMA_SUPPORTS_MEM_TO_MEM, &dev);
  

•   ret = dma_get_device(DMA_SUPPORTS_MEM_TO_MEM |
  

•                        DMA_SUPPORTS_DEV_TO_MEM, &dev);
    if (ret < 0)
            return ret;
  
  

-- 2.8.3

Regards, Simon