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authorStefano Stabellini <stefano.stabellini@eu.citrix.com>2014-11-11 11:14:51 +0000
committerDavid Vrabel <david.vrabel@citrix.com>2014-12-04 12:41:47 +0000
commit35e0be88c426e8d2d6a4ed91d80ea25d73d127aa (patch)
tree19fd96b769cd54158d9d018d42ddb8c265736688 /arch
parente9e87eb3f9180b2b0470409b24fb39b8a1941520 (diff)
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xen/arm: remove outer_*_range call
Dom0 is not actually capable of issuing outer_inv_range or outer_clean_range calls. Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com> Acked-by: Ian Campbell <ian.campbell@citrix.com> Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/xen/mm32.c9
1 files changed, 0 insertions, 9 deletions
diff --git a/arch/arm/xen/mm32.c b/arch/arm/xen/mm32.c
index a5a93fce913b..6153d61f0907 100644
--- a/arch/arm/xen/mm32.c
+++ b/arch/arm/xen/mm32.c
@@ -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,