breeze/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-01-12 00:42:35 +08:00
Code Issues Packages Projects Releases Wiki Activity

clk: mxs: ref: 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 11:18:26 -04:00
parent 755e4880f9
commit b248bd3c05
1 changed files with 9 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
drivers/clk/mxs/clk-ref.c
View File

@@ -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,
};