clk: pass parent_rate into .set_rate

For most of .set_rate implementation, parent_rate will be used, so just
like passing parent_rate into .recalc_rate, let's pass parent_rate into
.set_rate too.

It also updates the kernel doc for .set_rate ops.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Mike Turquette <mturquette@linaro.org>

1 files changed, 3 insertions, 2 deletions

diff --git a/drivers/clk/clk-divider.c b/drivers/clk/clk-divider.c
index 03b127c0313..90627e4069a 100644
--- a/drivers/clk/clk-divider.c
+++ b/drivers/clk/clk-divider.c
@@ -111,14 +111,15 @@ static long clk_divider_round_rate(struct clk_hw *hw, unsigned long rate,
 	return *prate / div;
 }
 
-static int clk_divider_set_rate(struct clk_hw *hw, unsigned long rate)
+static int clk_divider_set_rate(struct clk_hw *hw, unsigned long rate,
+				unsigned long parent_rate)
 {
 	struct clk_divider *divider = to_clk_divider(hw);
 	unsigned int div;
 	unsigned long flags = 0;
 	u32 val;
 
-	div = __clk_get_rate(__clk_get_parent(hw->clk)) / rate;
+	div = parent_rate / rate;
 
 	if (!(divider->flags & CLK_DIVIDER_ONE_BASED))
 		div--;