diff options
| author | Leon Romanovsky <leonro@nvidia.com> | 2025-10-15 12:12:56 +0300 |
|---|---|---|
| committer | Marek Szyprowski <m.szyprowski@samsung.com> | 2025-10-29 10:27:30 +0100 |
| commit | a10d648d13e1cf24364b4693e3909f614fb0cb17 (patch) | |
| tree | 2762664b40f2b40b3dbff4acff00349f7456f918 /arch/powerpc/include/asm | |
| parent | 96ddf2ef58ec070afa8275f371b619462cd8fb2c (diff) | |
powerpc: Convert to physical address DMA mapping
Adapt PowerPC DMA to use physical addresses in order to prepare code
to removal .map_page and .unmap_page.
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Link: https://lore.kernel.org/r/20251015-remove-map-page-v5-10-3bbfe3a25cdf@kernel.org
Diffstat (limited to 'arch/powerpc/include/asm')
| -rw-r--r-- | arch/powerpc/include/asm/iommu.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/powerpc/include/asm/iommu.h b/arch/powerpc/include/asm/iommu.h index b410021ad4c6..eafdd63cd6c4 100644 --- a/arch/powerpc/include/asm/iommu.h +++ b/arch/powerpc/include/asm/iommu.h @@ -274,12 +274,12 @@ extern void *iommu_alloc_coherent(struct device *dev, struct iommu_table *tbl, unsigned long mask, gfp_t flag, int node); extern void iommu_free_coherent(struct iommu_table *tbl, size_t size, void *vaddr, dma_addr_t dma_handle); -extern dma_addr_t iommu_map_page(struct device *dev, struct iommu_table *tbl, - struct page *page, unsigned long offset, - size_t size, unsigned long mask, +extern dma_addr_t iommu_map_phys(struct device *dev, struct iommu_table *tbl, + phys_addr_t phys, size_t size, + unsigned long mask, enum dma_data_direction direction, unsigned long attrs); -extern void iommu_unmap_page(struct iommu_table *tbl, dma_addr_t dma_handle, +extern void iommu_unmap_phys(struct iommu_table *tbl, dma_addr_t dma_handle, size_t size, enum dma_data_direction direction, unsigned long attrs); |