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-rw-r--r--drivers/clk/mxs/clk-div.c8
-rw-r--r--drivers/clk/mxs/clk-frac.c16
-rw-r--r--drivers/clk/mxs/clk-ref.c16
3 files changed, 22 insertions, 18 deletions
diff --git a/drivers/clk/mxs/clk-div.c b/drivers/clk/mxs/clk-div.c
index 0a78ef380646..8afe1a9c1552 100644
--- a/drivers/clk/mxs/clk-div.c
+++ b/drivers/clk/mxs/clk-div.c
@@ -40,12 +40,12 @@ static unsigned long clk_div_recalc_rate(struct clk_hw *hw,
return div->ops->recalc_rate(&div->divider.hw, parent_rate);
}
-static long clk_div_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int clk_div_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_div *div = to_clk_div(hw);
- return div->ops->round_rate(&div->divider.hw, rate, prate);
+ return div->ops->determine_rate(&div->divider.hw, req);
}
static int clk_div_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -63,7 +63,7 @@ static int clk_div_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops clk_div_ops = {
.recalc_rate = clk_div_recalc_rate,
- .round_rate = clk_div_round_rate,
+ .determine_rate = clk_div_determine_rate,
.set_rate = clk_div_set_rate,
};
diff --git a/drivers/clk/mxs/clk-frac.c b/drivers/clk/mxs/clk-frac.c
index bba0d840dd76..73f514fb84ff 100644
--- a/drivers/clk/mxs/clk-frac.c
+++ b/drivers/clk/mxs/clk-frac.c
@@ -44,18 +44,18 @@ static unsigned long clk_frac_recalc_rate(struct clk_hw *hw,
return tmp_rate >> frac->width;
}
-static long clk_frac_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int clk_frac_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_frac *frac = to_clk_frac(hw);
- unsigned long parent_rate = *prate;
+ unsigned long parent_rate = req->best_parent_rate;
u32 div;
u64 tmp, tmp_rate, result;
- if (rate > parent_rate)
+ if (req->rate > parent_rate)
return -EINVAL;
- tmp = rate;
+ tmp = req->rate;
tmp <<= frac->width;
do_div(tmp, parent_rate);
div = tmp;
@@ -67,7 +67,9 @@ static long clk_frac_round_rate(struct clk_hw *hw, unsigned long rate,
result = tmp_rate >> frac->width;
if ((result << frac->width) < tmp_rate)
result += 1;
- return result;
+ req->rate = result;
+
+ return 0;
}
static int clk_frac_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -103,7 +105,7 @@ static int clk_frac_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops clk_frac_ops = {
.recalc_rate = clk_frac_recalc_rate,
- .round_rate = clk_frac_round_rate,
+ .determine_rate = clk_frac_determine_rate,
.set_rate = clk_frac_set_rate,
};
diff --git a/drivers/clk/mxs/clk-ref.c b/drivers/clk/mxs/clk-ref.c
index 2297259da89a..a99ee4cd2ece 100644
--- a/drivers/clk/mxs/clk-ref.c
+++ b/drivers/clk/mxs/clk-ref.c
@@ -57,22 +57,24 @@ static unsigned long clk_ref_recalc_rate(struct clk_hw *hw,
return tmp;
}
-static long clk_ref_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *prate)
+static int clk_ref_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
- unsigned long parent_rate = *prate;
+ unsigned long parent_rate = req->best_parent_rate;
u64 tmp = parent_rate;
u8 frac;
- tmp = tmp * 18 + rate / 2;
- do_div(tmp, rate);
+ tmp = tmp * 18 + req->rate / 2;
+ do_div(tmp, req->rate);
frac = clamp(tmp, 18, 35);
tmp = parent_rate;
tmp *= 18;
do_div(tmp, frac);
- return tmp;
+ req->rate = tmp;
+
+ return 0;
}
static int clk_ref_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -104,7 +106,7 @@ static const struct clk_ops clk_ref_ops = {
.enable = clk_ref_enable,
.disable = clk_ref_disable,
.recalc_rate = clk_ref_recalc_rate,
- .round_rate = clk_ref_round_rate,
+ .determine_rate = clk_ref_determine_rate,
.set_rate = clk_ref_set_rate,
};