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path: root/drivers/clk/clk-devres.c
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Diffstat (limited to 'drivers/clk/clk-devres.c')
-rw-r--r--drivers/clk/clk-devres.c36
1 files changed, 36 insertions, 0 deletions
diff --git a/drivers/clk/clk-devres.c b/drivers/clk/clk-devres.c
index 3a218c3a06ae..d854e26a8ddb 100644
--- a/drivers/clk/clk-devres.c
+++ b/drivers/clk/clk-devres.c
@@ -34,6 +34,42 @@ struct clk *devm_clk_get(struct device *dev, const char *id)
}
EXPORT_SYMBOL(devm_clk_get);
+struct clk_bulk_devres {
+ struct clk_bulk_data *clks;
+ int num_clks;
+};
+
+static void devm_clk_bulk_release(struct device *dev, void *res)
+{
+ struct clk_bulk_devres *devres = res;
+
+ clk_bulk_put(devres->num_clks, devres->clks);
+}
+
+int __must_check devm_clk_bulk_get(struct device *dev, int num_clks,
+ struct clk_bulk_data *clks)
+{
+ struct clk_bulk_devres *devres;
+ int ret;
+
+ devres = devres_alloc(devm_clk_bulk_release,
+ sizeof(*devres), GFP_KERNEL);
+ if (!devres)
+ return -ENOMEM;
+
+ ret = clk_bulk_get(dev, num_clks, clks);
+ if (!ret) {
+ devres->clks = clks;
+ devres->num_clks = num_clks;
+ devres_add(dev, devres);
+ } else {
+ devres_free(devres);
+ }
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(devm_clk_bulk_get);
+
static int devm_clk_match(struct device *dev, void *res, void *data)
{
struct clk **c = res;