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()
102 struct clk *devm_clk_get_optional_enabled_with_rate(struct device *dev,  in devm_clk_get_optional_enabled_with_rate()
103 						    const char *id,  in devm_clk_get_optional_enabled_with_rate()  argument
109 	clk = __devm_clk_get(dev, id, clk_get_optional, NULL,  in devm_clk_get_optional_enabled_with_rate()
135 static void devm_clk_bulk_release(struct device *dev, void *res)  in devm_clk_bulk_release()
139 	clk_bulk_put(devres->num_clks, devres->clks);  in devm_clk_bulk_release()
142 static int __devm_clk_bulk_get(struct device *dev, int num_clks,  in __devm_clk_bulk_get()
151 		return -ENOMEM;  in __devm_clk_bulk_get()
158 		devres->clks = clks;  in __devm_clk_bulk_get()
159 		devres->num_clks = num_clks;  in __devm_clk_bulk_get()
168 int __must_check devm_clk_bulk_get(struct device *dev, int num_clks,  in devm_clk_bulk_get()
175 int __must_check devm_clk_bulk_get_optional(struct device *dev, int num_clks,  in devm_clk_bulk_get_optional()
182 static void devm_clk_bulk_release_all(struct device *dev, void *res)  in devm_clk_bulk_release_all()
186 	clk_bulk_put_all(devres->num_clks, devres->clks);  in devm_clk_bulk_release_all()
189 int __must_check devm_clk_bulk_get_all(struct device *dev,  in devm_clk_bulk_get_all()
198 		return -ENOMEM;  in devm_clk_bulk_get_all()
200 	ret = clk_bulk_get_all(dev, &devres->clks);  in devm_clk_bulk_get_all()
202 		*clks = devres->clks;  in devm_clk_bulk_get_all()
203 		devres->num_clks = ret;  in devm_clk_bulk_get_all()
213 static void devm_clk_bulk_release_all_enable(struct device *dev, void *res)  in devm_clk_bulk_release_all_enable()
217 	clk_bulk_disable_unprepare(devres->num_clks, devres->clks);  in devm_clk_bulk_release_all_enable()
218 	clk_bulk_put_all(devres->num_clks, devres->clks);  in devm_clk_bulk_release_all_enable()
221 int __must_check devm_clk_bulk_get_all_enabled(struct device *dev,  in devm_clk_bulk_get_all_enabled()
230 		return -ENOMEM;  in devm_clk_bulk_get_all_enabled()
232 	ret = clk_bulk_get_all(dev, &devres->clks);  in devm_clk_bulk_get_all_enabled()
234 		*clks = devres->clks;  in devm_clk_bulk_get_all_enabled()
235 		devres->num_clks = ret;  in devm_clk_bulk_get_all_enabled()
241 	ret = clk_bulk_prepare_enable(devres->num_clks, *clks);  in devm_clk_bulk_get_all_enabled()
245 		clk_bulk_put_all(devres->num_clks, devres->clks);  in devm_clk_bulk_get_all_enabled()
250 	return devres->num_clks;  in devm_clk_bulk_get_all_enabled()
254 static int devm_clk_match(struct device *dev, void *res, void *data)  in devm_clk_match()
264 void devm_clk_put(struct device *dev, struct clk *clk)  in devm_clk_put()
274 struct clk *devm_get_clk_from_child(struct device *dev,  in devm_get_clk_from_child()
282 		return ERR_PTR(-ENOMEM);  in devm_get_clk_from_child()
286 		state->clk = clk;  in devm_get_clk_from_child()