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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.c40
1 files changed, 40 insertions, 0 deletions
diff --git a/drivers/clk/clk-devres.c b/drivers/clk/clk-devres.c
index 737aa70e2c..90e6078fb6 100644
--- a/drivers/clk/clk-devres.c
+++ b/drivers/clk/clk-devres.c
@@ -182,6 +182,46 @@ int __must_check devm_clk_bulk_get_all(struct device *dev,
}
EXPORT_SYMBOL_GPL(devm_clk_bulk_get_all);
+static void devm_clk_bulk_release_all_enable(struct device *dev, void *res)
+{
+ struct clk_bulk_devres *devres = res;
+
+ clk_bulk_disable_unprepare(devres->num_clks, devres->clks);
+ clk_bulk_put_all(devres->num_clks, devres->clks);
+}
+
+int __must_check devm_clk_bulk_get_all_enable(struct device *dev,
+ struct clk_bulk_data **clks)
+{
+ struct clk_bulk_devres *devres;
+ int ret;
+
+ devres = devres_alloc(devm_clk_bulk_release_all_enable,
+ sizeof(*devres), GFP_KERNEL);
+ if (!devres)
+ return -ENOMEM;
+
+ ret = clk_bulk_get_all(dev, &devres->clks);
+ if (ret > 0) {
+ *clks = devres->clks;
+ devres->num_clks = ret;
+ } else {
+ devres_free(devres);
+ return ret;
+ }
+
+ ret = clk_bulk_prepare_enable(devres->num_clks, *clks);
+ if (!ret) {
+ devres_add(dev, devres);
+ } else {
+ clk_bulk_put_all(devres->num_clks, devres->clks);
+ devres_free(devres);
+ }
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(devm_clk_bulk_get_all_enable);
+
static int devm_clk_match(struct device *dev, void *res, void *data)
{
struct clk **c = res;