pci_dma_sync_single_for_device
dma_sync_single_for_device
dma_sync_single_range_for_device
__dma_single_cpu_to_dev
___dma_single_cpu_to_dev
dmac_map_area = cpu_cache.dma_map_area
v6_dma_map_area
if (DMA_FROM_DEVICE) v6_dma_inv_range
v6_dma_clean_range
pci_dma_sync_single_for_cpu
dma_sync_single_for_cpu
dma_sync_single_range_for_cpu
__dma_single_dev_to_cpu
___dma_single_dev_to_cpu
dmac_unmap_area = cpu_cache.dma_unmap_area
v6_dma_unmap_area
if(!DMA_TO_DEVICE) v6_dma_inv_range
- ...for_cpu
- FROM_DEVICE: inv
- TO_DEVICE: N/A
- BIDIRECTIONAL: inv
- ...for_device
- FROM_DEVICE: inv, clean
- TO_DEVICE: clean
- BIDIRECTIONAL: clean
Linux term/arm's cache op
v6_dma_inv_range ==> inv
v6_dma_clean_range ==> clean
v6_dma_flush_range ==> clean+inv
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