return 0;
}
+static struct lock_class_key blk_ctrl_genpd_lock_class;
+
static int imx93_blk_ctrl_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
goto cleanup_pds;
}
+ /*
+ * We use runtime PM to trigger power on/off of the upstream GPC
+ * domain, as a strict hierarchical parent/child power domain
+ * setup doesn't allow us to meet the sequencing requirements.
+ * This means we have nested locking of genpd locks, without the
+ * nesting being visible at the genpd level, so we need a
+ * separate lock class to make lockdep aware of the fact that
+ * this are separate domain locks that can be nested without a
+ * self-deadlock.
+ */
+ lockdep_set_class(&domain->genpd.mlock,
+ &blk_ctrl_genpd_lock_class);
+
bc->onecell_data.domains[i] = &domain->genpd;
}