clk_has_parent   2458 drivers/clk/clk.c EXPORT_SYMBOL_GPL(clk_has_parent);
clk_has_parent   1636 drivers/gpu/drm/tegra/dc.c 	if (!clk_has_parent(dc->clk, clk))
clk_has_parent    661 include/linux/clk.h bool clk_has_parent(struct clk *clk, struct clk *parent);