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path: root/drivers/clk/clk.c
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-rw-r--r--drivers/clk/clk.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
index 6ccdbedb02f3..d2477a5058ac 100644
--- a/drivers/clk/clk.c
+++ b/drivers/clk/clk.c
@@ -1513,9 +1513,19 @@ static int clk_fetch_parent_index(struct clk_core *core,
if (!parent)
return -EINVAL;
- for (i = 0; i < core->num_parents; i++)
- if (clk_core_get_parent_by_index(core, i) == parent)
+ for (i = 0; i < core->num_parents; i++) {
+ if (core->parents[i] == parent)
+ return i;
+
+ if (core->parents[i])
+ continue;
+
+ /* Fallback to comparing globally unique names */
+ if (!strcmp(parent->name, core->parent_names[i])) {
+ core->parents[i] = parent;
return i;
+ }
+ }
return -EINVAL;
}