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fdt_node_offset_by_phandle

libfdt_sys

Function fdt_node_offset_by_phandle 

Source 
pub unsafe extern "C" fn fdt_node_offset_by_phandle(
    fdt: *const c_void,
    phandle: u32,
) -> c_int
Expand description

fdt_node_offset_by_phandle - find the node with a given phandle @fdt: pointer to the device tree blob @phandle: phandle value

fdt_node_offset_by_phandle() returns the offset of the node which has the given phandle value. If there is more than one node in the tree with the given phandle (an invalid tree), results are undefined.

returns: structure block offset of the located node (>= 0), on success -FDT_ERR_NOTFOUND, no node with that phandle exists -FDT_ERR_BADPHANDLE, given phandle value was invalid (0 or -1) -FDT_ERR_BADMAGIC, -FDT_ERR_BADVERSION, -FDT_ERR_BADSTATE, -FDT_ERR_BADSTRUCTURE, standard meanings