Function report |
Source Code:include\linux\dma-direct.h |
Create Date:2022-07-28 07:43:40 |
| Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
| home page | Tree |
| Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:__phys_to_dma
Proto:static inline dma_addr_t __phys_to_dma(struct device *dev, phys_addr_t paddr)
Type:dma_addr_t
Parameter:
| Type | Parameter | Name |
|---|---|---|
| struct device * | dev | |
| phys_addr_t | paddr |
| 18 | Return dev_addr - (dma_pfn_offset << PAGE_SHIFT determines the page size ) |
| Name | Describe |
|---|---|
| phys_to_dma_direct | |
| dma_direct_alloc_pages | |
| dma_direct_supported | |
| swiotlb_map | Create a swiotlb mapping for the buffer at @phys, and in case of DMAing* to the device copy the data into it as well. |
| Source code conversion tool public plug-in interface | X |
|---|---|
| Support c/c++/esqlc/java Oracle/Informix/Mysql Plug-in can realize: logical Report Code generation and batch code conversion |