Re: [PATCH V7 07/11] iommu: of: Handle IOMMU lookup failure with deferred probing or error

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On 1/23/2017 11:18 AM, Sricharan R wrote:
> @@ -107,7 +107,7 @@ void of_dma_configure(struct device *dev, struct device_node *np)
>  	ret = of_dma_get_range(np, &dma_addr, &paddr, &size);
>  	if (ret < 0) {
>  		dma_addr = offset = 0;
> -		size = dev->coherent_dma_mask + 1;
> +		size = max(dev->coherent_dma_mask, dev->coherent_dma_mask + 1);
>  	} else {

what's happening here?

-- 
Sinan Kaya
Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm Technologies, Inc.
Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.
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