[PATCH v4 1/2] dma-mapping: move dma configuration to bus infrastructure

[Thierry Reding]

On Sat, Apr 28, 2018 at 08:21:58AM +0530, Nipun Gupta wrote:
[...]
> diff --git a/drivers/gpu/host1x/bus.c b/drivers/gpu/host1x/bus.c
> index 88a3558..a9ec99d 100644
> --- a/drivers/gpu/host1x/bus.c
> +++ b/drivers/gpu/host1x/bus.c
> @@ -314,6 +314,13 @@ static int host1x_device_match(struct device *dev, struct device_driver *drv)
>  	return strcmp(dev_name(dev), drv->name) == 0;
>  }
>  
> +static int host1x_dma_configure(struct device *dev)
> +{
> +	if (dev->of_node)
> +		return of_dma_configure(dev, dev->of_node);

The conditional here is somewhat pointless since the of_node should
always be set. If it weren't it should be considered a bug and this
function welcome to crash to make that very obvious.

Either way:

Acked-by: Thierry Reding <treding at nvidia.com>
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