other versions
- wheezy 3.2.78-1
HCD_BUFFER_CREATE(9) | Host Controller APIs | HCD_BUFFER_CREATE(9) |
NAME¶
hcd_buffer_create - initialize buffer poolsSYNOPSIS¶
int
hcd_buffer_create(struct usb_hcd * hcd);
ARGUMENTS¶
hcdthe bus whose buffer pools are to be
initialized
CONTEXT¶
! in_interruptDESCRIPTION¶
Call this as part of initializing a host controller that uses the dma memory allocators. It initializes some pools of dma-coherent memory that will be shared by all drivers using that controller, or returns a negative errno value on error. Call hcd_buffer_destroy to clean up after using those pools.COPYRIGHT¶
March 2016 | Kernel Hackers Manual 3.2. |