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authorChristoph Hellwig <hch@lst.de>2017-05-22 12:38:27 +0300
committerChristoph Hellwig <hch@lst.de>2017-06-28 16:54:46 +0300
commit5860acc1a905b05c14e9ed9e22c20aad1a72554a (patch)
treec7de41ef603b7f179b06241ca055966e65dcc995 /arch/x86/pci
parent418a7a7e4f05f36d6e4ab5b8548ea71f0b602140 (diff)
downloadlinux-5860acc1a905b05c14e9ed9e22c20aad1a72554a.tar.xz
x86: remove arch specific dma_supported implementation
And instead wire it up as method for all the dma_map_ops instances. Note that this also means the arch specific check will be fully instead of partially applied in the AMD iommu driver. Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'arch/x86/pci')
-rw-r--r--arch/x86/pci/sta2x11-fixup.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/pci/sta2x11-fixup.c b/arch/x86/pci/sta2x11-fixup.c
index ec008e800b45..53d600217973 100644
--- a/arch/x86/pci/sta2x11-fixup.c
+++ b/arch/x86/pci/sta2x11-fixup.c
@@ -26,6 +26,7 @@
#include <linux/pci_ids.h>
#include <linux/export.h>
#include <linux/list.h>
+#include <asm/iommu.h>
#define STA2X11_SWIOTLB_SIZE (4*1024*1024)
extern int swiotlb_late_init_with_default_size(size_t default_size);
@@ -191,7 +192,7 @@ static const struct dma_map_ops sta2x11_dma_ops = {
.sync_sg_for_cpu = swiotlb_sync_sg_for_cpu,
.sync_sg_for_device = swiotlb_sync_sg_for_device,
.mapping_error = swiotlb_dma_mapping_error,
- .dma_supported = NULL, /* FIXME: we should use this instead! */
+ .dma_supported = x86_dma_supported,
};
/* At setup time, we use our own ops if the device is a ConneXt one */