[Intel-gfx] [PATCH] drm/i915: stop using swiotlb

[Christoph Hellwig]

On Thu, Jul 21, 2022 at 06:43:07PM +0100, Robert Beckett wrote:
> +	max_segment = dma_max_mapping_size(i915->drm.dev);
> +	max_segment = max_t(size_t, max_segment, PAGE_SIZE) >> PAGE_SHIFT;

dma_max_mapping_size is always larger than PAGE_SIZE, so I don't think
the max is needed.

Otherwise this loks good:

Reviewed-by: Christoph Hellwig <hch at lst.de>