diff options
Diffstat (limited to 'arch/arm64')
| -rw-r--r-- | arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi | 7 | ||||
| -rw-r--r-- | arch/arm64/mm/dma-mapping.c | 10 |
2 files changed, 11 insertions, 6 deletions
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi index 8cb78dd99672..90c0faf8579f 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi @@ -148,6 +148,7 @@ #address-cells = <2>; #size-cells = <2>; ranges; + dma-ranges = <0x0 0x0 0x0 0x0 0x10000 0x00000000>; clockgen: clocking@1300000 { compatible = "fsl,ls2080a-clockgen"; @@ -321,6 +322,8 @@ reg = <0x00000008 0x0c000000 0 0x40>, /* MC portal base */ <0x00000000 0x08340000 0 0x40000>; /* MC control reg */ msi-parent = <&its>; + iommu-map = <0 &smmu 0 0>; /* This is fixed-up by u-boot */ + dma-coherent; #address-cells = <3>; #size-cells = <1>; @@ -424,6 +427,9 @@ compatible = "arm,mmu-500"; reg = <0 0x5000000 0 0x800000>; #global-interrupts = <12>; + #iommu-cells = <1>; + stream-match-mask = <0x7C00>; + dma-coherent; interrupts = <0 13 4>, /* global secure fault */ <0 14 4>, /* combined secure interrupt */ <0 15 4>, /* global non-secure fault */ @@ -466,7 +472,6 @@ <0 204 4>, <0 205 4>, <0 206 4>, <0 207 4>, <0 208 4>, <0 209 4>; - mmu-masters = <&fsl_mc 0x300 0>; }; dspi: dspi@2100000 { diff --git a/arch/arm64/mm/dma-mapping.c b/arch/arm64/mm/dma-mapping.c index 072c51fb07d7..cf017c5bb5e7 100644 --- a/arch/arm64/mm/dma-mapping.c +++ b/arch/arm64/mm/dma-mapping.c @@ -712,7 +712,7 @@ static void __iommu_sync_single_for_cpu(struct device *dev, if (is_device_dma_coherent(dev)) return; - phys = iommu_iova_to_phys(iommu_get_domain_for_dev(dev), dev_addr); + phys = iommu_iova_to_phys(iommu_get_dma_domain(dev), dev_addr); __dma_unmap_area(phys_to_virt(phys), size, dir); } @@ -725,7 +725,7 @@ static void __iommu_sync_single_for_device(struct device *dev, if (is_device_dma_coherent(dev)) return; - phys = iommu_iova_to_phys(iommu_get_domain_for_dev(dev), dev_addr); + phys = iommu_iova_to_phys(iommu_get_dma_domain(dev), dev_addr); __dma_map_area(phys_to_virt(phys), size, dir); } @@ -738,9 +738,9 @@ static dma_addr_t __iommu_map_page(struct device *dev, struct page *page, int prot = dma_info_to_prot(dir, coherent, attrs); dma_addr_t dev_addr = iommu_dma_map_page(dev, page, offset, size, prot); - if (!iommu_dma_mapping_error(dev, dev_addr) && - (attrs & DMA_ATTR_SKIP_CPU_SYNC) == 0) - __iommu_sync_single_for_device(dev, dev_addr, size, dir); + if (!coherent && !(attrs & DMA_ATTR_SKIP_CPU_SYNC) && + !iommu_dma_mapping_error(dev, dev_addr)) + __dma_map_area(page_address(page) + offset, size, dir); return dev_addr; } |