diff options
| author | Yisheng Xie <xieyisheng1@huawei.com> | 2018-05-21 14:57:50 +0300 |
|---|---|---|
| committer | Heiko Stuebner <heiko@sntech.de> | 2018-05-22 14:32:09 +0300 |
| commit | a425702f684a3430a67ab7b373b108e9710e4d07 (patch) | |
| tree | 39a8a407266b1c3c0eb49d8dbfb4e3309b958bad /drivers/clk | |
| parent | 60cc43fc888428bb2f18f08997432d426a243338 (diff) | |
| download | linux-a425702f684a3430a67ab7b373b108e9710e4d07.tar.xz | |
clk: rockchip: use match_string() helper
match_string() returns the index of an array for a matching string,
which can be used intead of open coded variant.
Cc: Michael Turquette <mturquette@baylibre.com>
Cc: Stephen Boyd <sboyd@kernel.org>
Cc: Heiko Stuebner <heiko@sntech.de>
Cc: linux-clk@vger.kernel.org
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-rockchip@lists.infradead.org
Signed-off-by: Yisheng Xie <xieyisheng1@huawei.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Diffstat (limited to 'drivers/clk')
| -rw-r--r-- | drivers/clk/rockchip/clk.c | 16 |
1 files changed, 5 insertions, 11 deletions
diff --git a/drivers/clk/rockchip/clk.c b/drivers/clk/rockchip/clk.c index 3cd8ad59e0b7..326b3fa44f5d 100644 --- a/drivers/clk/rockchip/clk.c +++ b/drivers/clk/rockchip/clk.c @@ -274,18 +274,10 @@ static struct clk *rockchip_clk_register_frac_branch( struct clk_mux *frac_mux = &frac->mux; struct clk_init_data init; struct clk *mux_clk; - int i, ret; - - frac->mux_frac_idx = -1; - for (i = 0; i < child->num_parents; i++) { - if (!strcmp(name, child->parent_names[i])) { - pr_debug("%s: found fractional parent in mux at pos %d\n", - __func__, i); - frac->mux_frac_idx = i; - break; - } - } + int ret; + frac->mux_frac_idx = match_string(child->parent_names, + child->num_parents, name); frac->mux_ops = &clk_mux_ops; frac->clk_nb.notifier_call = rockchip_clk_frac_notifier_cb; @@ -312,6 +304,8 @@ static struct clk *rockchip_clk_register_frac_branch( /* notifier on the fraction divider to catch rate changes */ if (frac->mux_frac_idx >= 0) { + pr_debug("%s: found fractional parent in mux at pos %d\n", + __func__, frac->mux_frac_idx); ret = clk_notifier_register(clk, &frac->clk_nb); if (ret) pr_err("%s: failed to register clock notifier for %s\n", |