NAME
vme_dma_buffer_unmap - Unmaps a DMA buffer.
SYNOPSIS
int vme_dma_buffer_unmap
(
vme_bus_handle_t bus_handle, vme_dma_handle_t handle
)
PARAMETERS
- vme_bus_handle_t bus_handle
Handle allocated by vme_init.
- vme_dma_handle_t handle
Handle to a buffer allocated by vme_dma_buffer_create.
DESCRIPTION
Unmaps a DMA buffer.
RETURNS
0 on success, or -1 on failure.
SEE ALSO
vme_dma_buffer_create(3), vme_dma_buffer_map(3), vme_dma_buffer_phys_addr(3), vme_dma_buffer_release(3), vme_dma_read(3), vme_dma_write(3)