mirrors/linux
1
0
Fork 1
mirror of https://github.com/torvalds/linux.git synced 2025-11-03 10:10:33 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions

clk: mxs: frac: convert from round_rate() to determine_rate()

Browse source 
The round_rate() clk ops is deprecated, so migrate this driver from
round_rate() to determine_rate() using the Coccinelle semantic patch
on the cover letter of this series.

Signed-off-by: Brian Masney <bmasney@redhat.com>
This commit is contained in:
Brian Masney 2025-08-11 11:18:25 -04:00
parent da730b17aa
commit 755e4880f9
1 changed files with 9 additions and 7 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

16
drivers/clk/mxs/clk-frac.c
View file

@ -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,
};