Function report |
Source Code:kernel\dma\mapping.c |
Create Date:2022-07-28 10:32:46 |
| Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
| home page | Tree |
| Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:dma_set_coherent_mask
Proto:int dma_set_coherent_mask(struct device *dev, u64 mask)
Type:int
Parameter:
| Type | Parameter | Name |
|---|---|---|
| struct device * | dev | |
| u64 | mask |
| 361 | If Not dma_supported(dev, mask) Then Return -EIO |
| 364 | Like dma_mask, but for alloc_coherent mappings as not all hardware supports 64 bit addresses for consistent allocations such descriptors. = mask |
| 365 | Return 0 |
| 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 |