Name
drm_vma_node_offset_addr —
Return sanitized offset for user-space mmaps
Synopsis
__u64 drm_vma_node_offset_addr ( | struct drm_vma_offset_node * node) ; |
Description
Same as drm_vma_node_start
but returns the address as a valid offset that
can be used for user-space mappings during mmap
.
This must not be called on unlinked nodes.
RETURNS
Offset of node
for byte-based addressing. 0 if the node does not have an
object allocated.