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Commit 35e0be88 authored by Stefano Stabellini's avatar Stefano Stabellini Committed by David Vrabel
Browse files

xen/arm: remove outer_*_range call 



Dom0 is not actually capable of issuing outer_inv_range or
outer_clean_range calls.

Signed-off-by: default avatarStefano Stabellini <stefano.stabellini@eu.citrix.com>
Acked-by: default avatarIan Campbell <ian.campbell@citrix.com>
Reviewed-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
parent e9e87eb3

arch/arm/xen/mm32.c

+0 −9
Original line number Diff line number Diff line
@@ -61,9 +61,6 @@ static void __xen_dma_page_dev_to_cpu(struct device *hwdev, dma_addr_t handle, 
	/* Cannot use __dma_page_dev_to_cpu because we don't have a

	 * struct page for handle */



	if (dir != DMA_TO_DEVICE)

		outer_inv_range(handle, handle + size);



	dma_cache_maint(handle & PAGE_MASK, handle & ~PAGE_MASK, size, dir, dmac_unmap_area);

}
@@ -72,12 +69,6 @@ static void __xen_dma_page_cpu_to_dev(struct device *hwdev, dma_addr_t handle, 
{



	dma_cache_maint(handle & PAGE_MASK, handle & ~PAGE_MASK, size, dir, dmac_map_area);



	if (dir == DMA_FROM_DEVICE) {

		outer_inv_range(handle, handle + size);

	} else {

		outer_clean_range(handle, handle + size);

	}

}



void xen_dma_unmap_page(struct device *hwdev, dma_addr_t handle,