diff options
Diffstat (limited to 'drivers/clk/clkdev.c')
| -rw-r--r-- | drivers/clk/clkdev.c | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/drivers/clk/clkdev.c b/drivers/clk/clkdev.c index d423c9bdd71a..442a31363873 100644 --- a/drivers/clk/clkdev.c +++ b/drivers/clk/clkdev.c | |||
| @@ -171,51 +171,6 @@ void clk_put(struct clk *clk) | |||
| 171 | } | 171 | } |
| 172 | EXPORT_SYMBOL(clk_put); | 172 | EXPORT_SYMBOL(clk_put); |
| 173 | 173 | ||
| 174 | static void devm_clk_release(struct device *dev, void *res) | ||
| 175 | { | ||
| 176 | clk_put(*(struct clk **)res); | ||
| 177 | } | ||
| 178 | |||
| 179 | struct clk *devm_clk_get(struct device *dev, const char *id) | ||
| 180 | { | ||
| 181 | struct clk **ptr, *clk; | ||
| 182 | |||
| 183 | ptr = devres_alloc(devm_clk_release, sizeof(*ptr), GFP_KERNEL); | ||
| 184 | if (!ptr) | ||
| 185 | return ERR_PTR(-ENOMEM); | ||
| 186 | |||
| 187 | clk = clk_get(dev, id); | ||
| 188 | if (!IS_ERR(clk)) { | ||
| 189 | *ptr = clk; | ||
| 190 | devres_add(dev, ptr); | ||
| 191 | } else { | ||
| 192 | devres_free(ptr); | ||
| 193 | } | ||
| 194 | |||
| 195 | return clk; | ||
| 196 | } | ||
| 197 | EXPORT_SYMBOL(devm_clk_get); | ||
| 198 | |||
| 199 | static int devm_clk_match(struct device *dev, void *res, void *data) | ||
| 200 | { | ||
| 201 | struct clk **c = res; | ||
| 202 | if (!c || !*c) { | ||
| 203 | WARN_ON(!c || !*c); | ||
| 204 | return 0; | ||
| 205 | } | ||
| 206 | return *c == data; | ||
| 207 | } | ||
| 208 | |||
| 209 | void devm_clk_put(struct device *dev, struct clk *clk) | ||
| 210 | { | ||
| 211 | int ret; | ||
| 212 | |||
| 213 | ret = devres_destroy(dev, devm_clk_release, devm_clk_match, clk); | ||
| 214 | |||
| 215 | WARN_ON(ret); | ||
| 216 | } | ||
| 217 | EXPORT_SYMBOL(devm_clk_put); | ||
| 218 | |||
| 219 | void clkdev_add(struct clk_lookup *cl) | 174 | void clkdev_add(struct clk_lookup *cl) |
| 220 | { | 175 | { |
| 221 | mutex_lock(&clocks_mutex); | 176 | mutex_lock(&clocks_mutex); |
