diff options
Diffstat (limited to 'drivers/clk/clkdev.c')
| -rw-r--r-- | drivers/clk/clkdev.c | 30 |
1 files changed, 14 insertions, 16 deletions
diff --git a/drivers/clk/clkdev.c b/drivers/clk/clkdev.c index 6e787cc9e5b9..0f2e3fcf0f19 100644 --- a/drivers/clk/clkdev.c +++ b/drivers/clk/clkdev.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * drivers/clk/clkdev.c * * Copyright (C) 2008 Russell King. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * Helper for the clk API to assist looking up a struct clk. */ #include <linux/module.h> @@ -72,25 +69,26 @@ static struct clk_lookup *clk_find(const char *dev_id, const char *con_id) return cl; } -static struct clk *__clk_get_sys(struct device *dev, const char *dev_id, - const char *con_id) +struct clk_hw *clk_find_hw(const char *dev_id, const char *con_id) { struct clk_lookup *cl; - struct clk *clk = NULL; + struct clk_hw *hw = ERR_PTR(-ENOENT); mutex_lock(&clocks_mutex); - cl = clk_find(dev_id, con_id); - if (!cl) - goto out; - - clk = clk_hw_create_clk(dev, cl->clk_hw, dev_id, con_id); - if (IS_ERR(clk)) - cl = NULL; -out: + if (cl) + hw = cl->clk_hw; mutex_unlock(&clocks_mutex); - return cl ? clk : ERR_PTR(-ENOENT); + return hw; +} + +static struct clk *__clk_get_sys(struct device *dev, const char *dev_id, + const char *con_id) +{ + struct clk_hw *hw = clk_find_hw(dev_id, con_id); + + return clk_hw_create_clk(dev, hw, dev_id, con_id); } struct clk *clk_get_sys(const char *dev_id, const char *con_id) |