.. | .. |
---|
10 | 10 | #include <linux/mutex.h> |
---|
11 | 11 | #include <linux/seq_file.h> |
---|
12 | 12 | #include <linux/iommu.h> |
---|
13 | | -#include <linux/dma-iommu.h> |
---|
14 | 13 | #include <linux/iova.h> |
---|
15 | 14 | |
---|
16 | 15 | #include "rknpu_drv.h" |
---|
.. | .. |
---|
39 | 38 | int rknpu_mm_free(struct rknpu_mm *mm, struct rknpu_mm_obj *mm_obj); |
---|
40 | 39 | |
---|
41 | 40 | int rknpu_mm_dump(struct seq_file *m, void *data); |
---|
42 | | - |
---|
43 | | -enum iommu_dma_cookie_type { |
---|
44 | | - IOMMU_DMA_IOVA_COOKIE, |
---|
45 | | - IOMMU_DMA_MSI_COOKIE, |
---|
46 | | -}; |
---|
47 | | - |
---|
48 | | -struct rknpu_iommu_dma_cookie { |
---|
49 | | - enum iommu_dma_cookie_type type; |
---|
50 | | - |
---|
51 | | - /* Full allocator for IOMMU_DMA_IOVA_COOKIE */ |
---|
52 | | - struct iova_domain iovad; |
---|
53 | | -}; |
---|
54 | | - |
---|
55 | | -dma_addr_t rknpu_iommu_dma_alloc_iova(struct iommu_domain *domain, size_t size, |
---|
56 | | - u64 dma_limit, struct device *dev); |
---|
57 | | - |
---|
58 | | -void rknpu_iommu_dma_free_iova(struct rknpu_iommu_dma_cookie *cookie, |
---|
59 | | - dma_addr_t iova, size_t size); |
---|
60 | 41 | |
---|
61 | 42 | #endif |
---|