summaryrefslogtreecommitdiffstats
path: root/drivers/clk/clk-devres.c
diff options
context:
space:
mode:
authorSylwester Nawrocki <s.nawrocki@samsung.com>2019-06-19 11:39:26 +0200
committerStephen Boyd <sboyd@kernel.org>2019-06-25 14:28:01 -0700
commit9bd5ef0bd8743700d9adffb6fbb1baa346575457 (patch)
treeaa573673a1c2ca354b94ec52e82e122ed05de16c /drivers/clk/clk-devres.c
parent2f25528e4edddc6eddd42c8d41c9c9e341c8b9da (diff)
downloadlinux-stable-9bd5ef0bd8743700d9adffb6fbb1baa346575457.tar.gz
linux-stable-9bd5ef0bd8743700d9adffb6fbb1baa346575457.tar.bz2
linux-stable-9bd5ef0bd8743700d9adffb6fbb1baa346575457.zip
clk: Add devm_clk_bulk_get_optional() function
Add managed version of the clk_bulk_get_optional() helper function. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> [sboyd@kernel.org: Mark __devm_clk_bulk_get() static] Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to 'drivers/clk/clk-devres.c')
-rw-r--r--drivers/clk/clk-devres.c22
1 files changed, 19 insertions, 3 deletions
diff --git a/drivers/clk/clk-devres.c b/drivers/clk/clk-devres.c
index daa1fc8fba53..be160764911b 100644
--- a/drivers/clk/clk-devres.c
+++ b/drivers/clk/clk-devres.c
@@ -52,8 +52,8 @@ static void devm_clk_bulk_release(struct device *dev, void *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)
+static int __devm_clk_bulk_get(struct device *dev, int num_clks,
+ struct clk_bulk_data *clks, bool optional)
{
struct clk_bulk_devres *devres;
int ret;
@@ -63,7 +63,10 @@ int __must_check devm_clk_bulk_get(struct device *dev, int num_clks,
if (!devres)
return -ENOMEM;
- ret = clk_bulk_get(dev, num_clks, clks);
+ if (optional)
+ ret = clk_bulk_get_optional(dev, num_clks, clks);
+ else
+ ret = clk_bulk_get(dev, num_clks, clks);
if (!ret) {
devres->clks = clks;
devres->num_clks = num_clks;
@@ -74,8 +77,21 @@ int __must_check devm_clk_bulk_get(struct device *dev, int num_clks,
return ret;
}
+
+int __must_check devm_clk_bulk_get(struct device *dev, int num_clks,
+ struct clk_bulk_data *clks)
+{
+ return __devm_clk_bulk_get(dev, num_clks, clks, false);
+}
EXPORT_SYMBOL_GPL(devm_clk_bulk_get);
+int __must_check devm_clk_bulk_get_optional(struct device *dev, int num_clks,
+ struct clk_bulk_data *clks)
+{
+ return __devm_clk_bulk_get(dev, num_clks, clks, true);
+}
+EXPORT_SYMBOL_GPL(devm_clk_bulk_get_optional);
+
int __must_check devm_clk_bulk_get_all(struct device *dev,
struct clk_bulk_data **clks)
{