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add fdt_path_getprop_namelen() helper 

Add a wrapper for fdt_getprop_namelen() allowing one to specify the node
by path instead of offset.

Signed-off-by: Rasmus Villemoes <rasmus.villemoes@prevas.dk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Rasmus Villemoes 2023-03-09 11:28:32 +01:00 committed by David Gibson
parent 129bb4b78b
commit df09327928
1 changed files with 12 additions and 0 deletions
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12
libfdt/fdt_ro.c
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@ -522,6 +522,18 @@ uint32_t fdt_get_phandle(const void *fdt, int nodeoffset)
return fdt32_ld_(php); return fdt32_ld_(php);
} }
static const void *fdt_path_getprop_namelen(const void *fdt, const char *path,
const char *propname, int propnamelen,
int *lenp)
{
int offset = fdt_path_offset(fdt, path);
if (offset < 0)
return NULL;
return fdt_getprop_namelen(fdt, offset, propname, propnamelen, lenp);
}
const char *fdt_get_alias_namelen(const void *fdt, const char *fdt_get_alias_namelen(const void *fdt,
const char *name, int namelen) const char *name, int namelen)
{ {