clk: Convert __clk_get_flags() to clk_hw_get_flags()

Mostly converted with the following snippet:

@@
struct clk_hw *E;
@@

-__clk_get_flags(E->clk)
+clk_hw_get_flags(E)

Acked-by: Tero Kristo <t-kristo@ti.com>
Cc: Maxime Ripard <maxime.ripard@free-electrons.com>
Cc: Max Filippov <jcmvbkbc@gmail.com>
Acked-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Cc: Daniel Thompson <daniel.thompson@linaro.org>
Cc: Coquelin <mcoquelin.stm32@gmail.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>

drivers/clk/clk-composite.c

@@ -78,7 +78,7 @@ static int clk_composite_determine_rate(struct clk_hw *hw,
 		   mux_hw && mux_ops && mux_ops->set_parent) {
 		req->best_parent_hw = NULL;
 
-		if (__clk_get_flags(hw->clk) & CLK_SET_RATE_NO_REPARENT) {
+		if (clk_hw_get_flags(hw) & CLK_SET_RATE_NO_REPARENT) {
 			parent = clk_get_parent(mux_hw->clk);
 			req->best_parent_hw = __clk_get_hw(parent);
 			req->best_parent_rate = __clk_get_rate(parent);