other versions
- stretch 4.9.168-1
REQUEST_DMA(9) | Hardware Interfaces | REQUEST_DMA(9) |
NAME¶
request_dma - request and reserve a system DMA channelSYNOPSIS¶
int request_dma(unsigned int dmanr, const char * device_id);
ARGUMENTS¶
dmanrDMA channel number
device_id
reserving device ID string, used in /proc/dma
COPYRIGHT¶
April 2019 | Kernel Hackers Manual 4.9. |