Gh0st
/
linux
mirror of https://github.com/torvalds/linux.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

clk: cdce706: convert from round_rate() to determine_rate() 

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 11:19:12 -04:00
parent 64613d7fb4
commit ab0fde4ef5
1 changed files with 9 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
drivers/clk/clk-cdce706.c
View File

@ -183,8 +183,8 @@ static unsigned long cdce706_pll_recalc_rate(struct clk_hw *hw,
return 0;
}
static long cdce706_pll_round_rate(struct clk_hw *hw, unsigned long rate,
unsigned long *parent_rate)
static int cdce706_pll_determine_rate(struct clk_hw *hw,
struct clk_rate_request *req)
{
struct cdce706_hw_data *hwd = to_hw_data(hw);
unsigned long mul, div;
@ -192,9 +192,9 @@ static long cdce706_pll_round_rate(struct clk_hw *hw, unsigned long rate,
dev_dbg(&hwd->dev_data->client->dev,
"%s, rate: %lu, parent_rate: %lu\n",
__func__, rate, *parent_rate);
__func__, req->rate, req->best_parent_rate);
rational_best_approximation(rate, *parent_rate,
rational_best_approximation(req->rate, req->best_parent_rate,
CDCE706_PLL_N_MAX, CDCE706_PLL_M_MAX,
&mul, &div);
hwd->mul = mul;
@ -204,9 +204,11 @@ static long cdce706_pll_round_rate(struct clk_hw *hw, unsigned long rate,
"%s, pll: %d, mul: %lu, div: %lu\n",
__func__, hwd->idx, mul, div);
res = (u64)*parent_rate * hwd->mul;
res = (u64)req->best_parent_rate * hwd->mul;
do_div(res, hwd->div);
return res;
req->rate = res;
return 0;
}
static int cdce706_pll_set_rate(struct clk_hw *hw, unsigned long rate,
@ -251,7 +253,7 @@ static int cdce706_pll_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops cdce706_pll_ops = {
.recalc_rate = cdce706_pll_recalc_rate,
.round_rate = cdce706_pll_round_rate,
.determine_rate = cdce706_pll_determine_rate,
.set_rate = cdce706_pll_set_rate,
};