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authorBiju Das <biju.das.jz@bp.renesas.com>2023-11-22 14:23:10 +0000
committerStephen Boyd <sboyd@kernel.org>2023-12-17 15:56:14 -0800
commitb08fa385937c1b6baae24683f6430230212b43e5 (patch)
tree23eefbf76ac807b0b70786ac0abfc52108caf322 /drivers/clk
parent123511056263bf1dce005f56bf76ba610d83e157 (diff)
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clk: versaclock3: Drop ret variable
Drop ret variable from vc3_clk_mux_determine_rate(). While at it, return the value returned by regmap_* wherever possible instead of returning 0. Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com> Link: https://lore.kernel.org/r/20231122142310.203169-6-biju.das.jz@bp.renesas.com Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to 'drivers/clk')
-rw-r--r--drivers/clk/clk-versaclock3.c30
1 files changed, 11 insertions, 19 deletions
diff --git a/drivers/clk/clk-versaclock3.c b/drivers/clk/clk-versaclock3.c
index 9cf3093c643d..76d7ea1964c3 100644
--- a/drivers/clk/clk-versaclock3.c
+++ b/drivers/clk/clk-versaclock3.c
@@ -226,9 +226,8 @@ static int vc3_pfd_mux_set_parent(struct clk_hw *hw, u8 index)
struct vc3_hw_data *vc3 = container_of(hw, struct vc3_hw_data, hw);
const struct vc3_clk_data *pfd_mux = vc3->data;
- regmap_update_bits(vc3->regmap, pfd_mux->offs, pfd_mux->bitmsk,
- index ? pfd_mux->bitmsk : 0);
- return 0;
+ return regmap_update_bits(vc3->regmap, pfd_mux->offs, pfd_mux->bitmsk,
+ index ? pfd_mux->bitmsk : 0);
}
static const struct clk_ops vc3_pfd_mux_ops = {
@@ -456,10 +455,8 @@ static int vc3_div_mux_set_parent(struct clk_hw *hw, u8 index)
struct vc3_hw_data *vc3 = container_of(hw, struct vc3_hw_data, hw);
const struct vc3_clk_data *div_mux = vc3->data;
- regmap_update_bits(vc3->regmap, div_mux->offs, div_mux->bitmsk,
- index ? div_mux->bitmsk : 0);
-
- return 0;
+ return regmap_update_bits(vc3->regmap, div_mux->offs, div_mux->bitmsk,
+ index ? div_mux->bitmsk : 0);
}
static const struct clk_ops vc3_div_mux_ops = {
@@ -524,10 +521,9 @@ static int vc3_div_set_rate(struct clk_hw *hw, unsigned long rate,
value = divider_get_val(rate, parent_rate, div_data->table,
div_data->width, div_data->flags);
- regmap_update_bits(vc3->regmap, div_data->offs,
- VC3_DIV_MASK(div_data->width) << div_data->shift,
- value << div_data->shift);
- return 0;
+ return regmap_update_bits(vc3->regmap, div_data->offs,
+ VC3_DIV_MASK(div_data->width) << div_data->shift,
+ value << div_data->shift);
}
static const struct clk_ops vc3_div_ops = {
@@ -539,11 +535,9 @@ static const struct clk_ops vc3_div_ops = {
static int vc3_clk_mux_determine_rate(struct clk_hw *hw,
struct clk_rate_request *req)
{
- int ret;
int frc;
- ret = clk_mux_determine_rate_flags(hw, req, CLK_SET_RATE_PARENT);
- if (ret) {
+ if (clk_mux_determine_rate_flags(hw, req, CLK_SET_RATE_PARENT)) {
/* The below check is equivalent to (best_parent_rate/rate) */
if (req->best_parent_rate >= req->rate) {
frc = DIV_ROUND_CLOSEST_ULL(req->best_parent_rate,
@@ -552,10 +546,9 @@ static int vc3_clk_mux_determine_rate(struct clk_hw *hw,
return clk_mux_determine_rate_flags(hw, req,
CLK_SET_RATE_PARENT);
}
- ret = 0;
}
- return ret;
+ return 0;
}
static u8 vc3_clk_mux_get_parent(struct clk_hw *hw)
@@ -574,9 +567,8 @@ static int vc3_clk_mux_set_parent(struct clk_hw *hw, u8 index)
struct vc3_hw_data *vc3 = container_of(hw, struct vc3_hw_data, hw);
const struct vc3_clk_data *clk_mux = vc3->data;
- regmap_update_bits(vc3->regmap, clk_mux->offs,
- clk_mux->bitmsk, index ? clk_mux->bitmsk : 0);
- return 0;
+ return regmap_update_bits(vc3->regmap, clk_mux->offs, clk_mux->bitmsk,
+ index ? clk_mux->bitmsk : 0);
}
static const struct clk_ops vc3_clk_mux_ops = {