The h_include() function includes a piece which checks if a node
contains a property being searched for. Move this into its own
function to reduce the size of the h_include() function.
Signed-off-by: Simon Glass
---
tools/fdtgrep.c | 48 +++-
1 file changed, 35 insertions(+), 13 deletions(-)
diff --git a/tools/fdtgrep.c b/tools/fdtgrep.c
index b06a1a7a8384..ca639a2d9f4f 100644
--- a/tools/fdtgrep.c
+++ b/tools/fdtgrep.c
@@ -575,6 +575,40 @@ static int check_type_include(void *priv, int type, const
char *data, int size)
return 0;
}
+/**
+ * check_props() - Check if a node has properties that we want to include
+ *
+ * Calls check_type_include() for each property in the nodn, returning 1 if
+ * that function returns 1 for any of them
+ *
+ * @disp: Display structure, holding info about our options
+ * @fdt: Devicetree blob to check
+ * @node: Node offset to check
+ * @inc: Current value of the 'include' variable (see h_include())
+ * Return: 0 to exclude, 1 to include, -1 if no information is available
+ */
+static int check_props(struct display_info *disp, const void *fdt, int node,
+ int inc)
+{
+ int offset;
+
+ for (offset = fdt_first_property_offset(fdt, node);
+offset > 0 && inc != 1;
+offset = fdt_next_property_offset(fdt, offset)) {
+ const struct fdt_property *prop;
+ const char *str;
+
+ prop = fdt_get_property_by_offset(fdt, offset, NULL);
+ if (!prop)
+ continue;
+ str = fdt_string(fdt, fdt32_to_cpu(prop->nameoff));
+ inc = check_type_include(disp, FDT_NODE_HAS_PROP, str,
+strlen(str));
+ }
+
+ return inc;
+}
+
/**
* h_include() - Include handler function for fdt_first_region()
*
@@ -617,19 +651,7 @@ static int h_include(void *priv, const void *fdt, int
offset, int type,
(disp->types_inc & FDT_NODE_HAS_PROP)) {
debug(" - checking node '%s'\n",
fdt_get_name(fdt, offset, NULL));
- for (offset = fdt_first_property_offset(fdt, offset);
-offset > 0 && inc != 1;
-offset = fdt_next_property_offset(fdt, offset)) {
- const struct fdt_property *prop;
- const char *str;
-
- prop = fdt_get_property_by_offset(fdt, offset, NULL);
- if (!prop)
- continue;
- str = fdt_string(fdt, fdt32_to_cpu(prop->nameoff));
- inc = check_type_include(priv, FDT_NODE_HAS_PROP, str,
-strlen(str));
- }
+ inc = check_props(disp, fdt, offset, inc);
if (inc == -1)
inc = 0;
}
--
2.43.0.472.g3155946c3a-goog