diff options
| author | Christoph Hellwig <hch@lst.de> | 2021-03-01 08:44:26 +0100 |
|---|---|---|
| committer | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2021-03-17 00:32:01 +0000 |
| commit | 80808d273a3f075196d1a26463f65d4c9d2891c8 (patch) | |
| tree | 3a0e72aa6d3a55bbe25534cfe14f695fdee2938c /include | |
| parent | 2bdba622c351259317b0294c6e9fe243b2404316 (diff) | |
| download | linux-stable-80808d273a3f075196d1a26463f65d4c9d2891c8.tar.gz linux-stable-80808d273a3f075196d1a26463f65d4c9d2891c8.tar.bz2 linux-stable-80808d273a3f075196d1a26463f65d4c9d2891c8.zip | |
swiotlb: split swiotlb_tbl_sync_single
Split swiotlb_tbl_sync_single into two separate funtions for the to device
and to cpu synchronization.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/swiotlb.h | 17 |
1 files changed, 4 insertions, 13 deletions
diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h index 59f421d041ed..0696bdc8072e 100644 --- a/include/linux/swiotlb.h +++ b/include/linux/swiotlb.h @@ -42,14 +42,6 @@ extern int swiotlb_late_init_with_tbl(char *tlb, unsigned long nslabs); extern int swiotlb_late_init_with_default_size(size_t default_size); extern void __init swiotlb_update_mem_attributes(void); -/* - * Enumeration for sync targets - */ -enum dma_sync_target { - SYNC_FOR_CPU = 0, - SYNC_FOR_DEVICE = 1, -}; - phys_addr_t swiotlb_tbl_map_single(struct device *hwdev, phys_addr_t phys, size_t mapping_size, size_t alloc_size, enum dma_data_direction dir, unsigned long attrs); @@ -60,11 +52,10 @@ extern void swiotlb_tbl_unmap_single(struct device *hwdev, enum dma_data_direction dir, unsigned long attrs); -extern void swiotlb_tbl_sync_single(struct device *hwdev, - phys_addr_t tlb_addr, - size_t size, enum dma_data_direction dir, - enum dma_sync_target target); - +void swiotlb_sync_single_for_device(struct device *dev, phys_addr_t tlb_addr, + size_t size, enum dma_data_direction dir); +void swiotlb_sync_single_for_cpu(struct device *dev, phys_addr_t tlb_addr, + size_t size, enum dma_data_direction dir); dma_addr_t swiotlb_map(struct device *dev, phys_addr_t phys, size_t size, enum dma_data_direction dir, unsigned long attrs); |