[PATCH 3/15] clk: sunxi-ng: div: Switch to divider_round_rate

Maxime Ripard
2017-03-07T08:56:22Z

divider_round_rate already evaluates changing the parent rate if
CLK_SET_RATE_PARENT is set. Now that we can do that on muxes too, let's
just use it.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
---
drivers/clk/sunxi-ng/ccu_div.c | 25 ++-----------------------
1 file changed, 2 insertions(+), 23 deletions(-)

diff --git a/drivers/clk/sunxi-ng/ccu_div.c b/drivers/clk/sunxi-ng/ccu_div.c
index 7f8b06e38636..0ccdd3dcc20c 100644
--- a/drivers/clk/sunxi-ng/ccu_div.c
+++ b/drivers/clk/sunxi-ng/ccu_div.c
@@ -20,18 +20,9 @@ static unsigned long ccu_div_round_rate(struct ccu_mux_internal *mux,
void *data)
{
struct ccu_div *cd = data;
- unsigned long val;
-
- /*
- * We can't use divider_round_rate that assumes that there's
- * several parents, while we might be called to evaluate
- * several different parents.
- */
- val = divider_get_val(rate, *parent_rate, cd->div.table, cd->div.width,
- cd->div.flags);

- return divider_recalc_rate(&cd->common.hw, *parent_rate, val,
- cd->div.table, cd->div.flags);
+ return divider_round_rate(&cd->common.hw, parent, rate, parent_rate,
+ cd->div.table, cd->div.width, cd->div.flags);
}

static void ccu_div_disable(struct clk_hw *hw)
@@ -78,18 +69,6 @@ static int ccu_div_determine_rate(struct clk_hw *hw,
{
struct ccu_div *cd = hw_to_ccu_div(hw);

- if (clk_hw_get_num_parents(hw) == 1) {
- req->rate = divider_round_rate(hw, clk_hw_get_parent(hw),
- req->rate,
- &req->best_parent_rate,
- cd->div.table, cd->div.width,
- cd->div.flags);
-
- req->best_parent_hw = clk_hw_get_parent(hw);
-
- return 0;
- }
-
return ccu_mux_helper_determine_rate(&cd->common, &cd->mux,
req, ccu_div_round_rate, cd);
}
--
git-series 0.8.11