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-divider.c

@@ -290,7 +290,7 @@ static int clk_divider_bestdiv(struct clk_hw *hw, unsigned long rate,
 
 	maxdiv = _get_maxdiv(table, width, flags);
 
-	if (!(__clk_get_flags(hw->clk) & CLK_SET_RATE_PARENT)) {
+	if (!(clk_hw_get_flags(hw) & CLK_SET_RATE_PARENT)) {
 		parent_rate = *best_parent_rate;
 		bestdiv = _div_round(table, parent_rate, rate, flags);
 		bestdiv = bestdiv == 0 ? 1 : bestdiv;