hc
2024-09-20 a36159eec6ca17402b0e146b86efaf76568dc353
kernel/drivers/clk/clk.c
....@@ -253,6 +253,17 @@
253253 }
254254 }
255255
256
+ /*
257
+ * This could be called with the enable lock held, or from atomic
258
+ * context. If the parent isn't enabled already, we can't do
259
+ * anything here. We can also assume this clock isn't enabled.
260
+ */
261
+ if ((core->flags & CLK_OPS_PARENT_ENABLE) && core->parent)
262
+ if (!clk_core_is_enabled(core->parent)) {
263
+ ret = false;
264
+ goto done;
265
+ }
266
+
256267 ret = core->ops->is_enabled(core->hw);
257268 done:
258269 if (core->rpm_enabled)