1 // SPDX-License-Identifier: GPL-2.0
3 #include <linux/device.h>
12 static void devm_clk_release(struct device *dev, void *res)  in devm_clk_release()
16 	if (state->exit)  in devm_clk_release()
17 		state->exit(state->clk);  in devm_clk_release()
19 	clk_put(state->clk);  in devm_clk_release()
22 static struct clk *__devm_clk_get(struct device *dev, const char *id,  in __devm_clk_get()  argument
23 				  struct clk *(*get)(struct device *dev, const char *id),  in __devm_clk_get()  argument
33 		return ERR_PTR(-ENOMEM);  in __devm_clk_get()
35 	clk = get(dev, id);  in __devm_clk_get()
47 	state->clk = clk;  in __devm_clk_get()
48 	state->exit = exit;  in __devm_clk_get()
63 struct clk *devm_clk_get(struct device *dev, const char *id)  in devm_clk_get()  argument
65 	return __devm_clk_get(dev, id, clk_get, NULL, NULL);  in devm_clk_get()
69 struct clk *devm_clk_get_prepared(struct device *dev, const char *id)  in devm_clk_get_prepared()  argument
71 	return __devm_clk_get(dev, id, clk_get, clk_prepare, clk_unprepare);  in devm_clk_get_prepared()
75 struct clk *devm_clk_get_enabled(struct device *dev, const char *id)  in devm_clk_get_enabled()  argument
77 	return __devm_clk_get(dev, id, clk_get,  in devm_clk_get_enabled()
82 struct clk *devm_clk_get_optional(struct device *dev, const char *id)  in devm_clk_get_optional()  argument
84 	return __devm_clk_get(dev, id, clk_get_optional, NULL, NULL);  in devm_clk_get_optional()
88 struct clk *devm_clk_get_optional_prepared(struct device *dev, const char *id)  in devm_clk_get_optional_prepared()  argument
90 	return __devm_clk_get(dev, id, clk_get_optional,  in devm_clk_get_optional_prepared()
95 struct clk *devm_clk_get_optional_enabled(struct device *dev, const char *id)  in devm_clk_get_optional_enabled()  argument
97 	return __devm_clk_get(dev, id, clk_get_optional,  in devm_clk_get_optional_enabled()
107 static void devm_clk_bulk_release(struct device *dev, void *res)  in devm_clk_bulk_release()
111 	clk_bulk_put(devres->num_clks, devres->clks);  in devm_clk_bulk_release()
114 static int __devm_clk_bulk_get(struct device *dev, int num_clks,  in __devm_clk_bulk_get()
123 		return -ENOMEM;  in __devm_clk_bulk_get()
130 		devres->clks = clks;  in __devm_clk_bulk_get()
131 		devres->num_clks = num_clks;  in __devm_clk_bulk_get()
140 int __must_check devm_clk_bulk_get(struct device *dev, int num_clks,  in devm_clk_bulk_get()
147 int __must_check devm_clk_bulk_get_optional(struct device *dev, int num_clks,  in devm_clk_bulk_get_optional()
154 static void devm_clk_bulk_release_all(struct device *dev, void *res)  in devm_clk_bulk_release_all()
158 	clk_bulk_put_all(devres->num_clks, devres->clks);  in devm_clk_bulk_release_all()
161 int __must_check devm_clk_bulk_get_all(struct device *dev,  in devm_clk_bulk_get_all()
170 		return -ENOMEM;  in devm_clk_bulk_get_all()
172 	ret = clk_bulk_get_all(dev, &devres->clks);  in devm_clk_bulk_get_all()
174 		*clks = devres->clks;  in devm_clk_bulk_get_all()
175 		devres->num_clks = ret;  in devm_clk_bulk_get_all()
185 static int devm_clk_match(struct device *dev, void *res, void *data)  in devm_clk_match()
195 void devm_clk_put(struct device *dev, struct clk *clk)  in devm_clk_put()
205 struct clk *devm_get_clk_from_child(struct device *dev,  in devm_get_clk_from_child()
212 		return ERR_PTR(-ENOMEM);  in devm_get_clk_from_child()