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authorUwe Kleine-König <u.kleine-koenig@pengutronix.de>2022-05-20 09:57:36 +0200
committerStephen Boyd <sboyd@kernel.org>2022-06-15 19:22:29 -0700
commit7ef9651e9792b08eb310c6beb202cbc947f43cab (patch)
treea24e61a5dc957d0410470fae0c10e9d5ab31021e /drivers/clk/clk-devres.c
parentabae8e57e49aa75f6db76aa866c775721523908f (diff)
downloadlwn-7ef9651e9792b08eb310c6beb202cbc947f43cab.tar.gz
lwn-7ef9651e9792b08eb310c6beb202cbc947f43cab.zip
clk: Provide new devm_clk helpers for prepared and enabled clocks
When a driver keeps a clock prepared (or enabled) during the whole lifetime of the driver, these helpers allow to simplify the drivers. Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Reviewed-by: Alexandru Ardelean <aardelean@deviqon.com> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Link: https://lore.kernel.org/r/20220520075737.758761-4-u.kleine-koenig@pengutronix.de Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to 'drivers/clk/clk-devres.c')
-rw-r--r--drivers/clk/clk-devres.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/clk/clk-devres.c b/drivers/clk/clk-devres.c
index c822f4ef1584..43ccd20e0298 100644
--- a/drivers/clk/clk-devres.c
+++ b/drivers/clk/clk-devres.c
@@ -66,12 +66,39 @@ struct clk *devm_clk_get(struct device *dev, const char *id)
}
EXPORT_SYMBOL(devm_clk_get);
+struct clk *devm_clk_get_prepared(struct device *dev, const char *id)
+{
+ return __devm_clk_get(dev, id, clk_get, clk_prepare, clk_unprepare);
+}
+EXPORT_SYMBOL_GPL(devm_clk_get_prepared);
+
+struct clk *devm_clk_get_enabled(struct device *dev, const char *id)
+{
+ return __devm_clk_get(dev, id, clk_get,
+ clk_prepare_enable, clk_disable_unprepare);
+}
+EXPORT_SYMBOL_GPL(devm_clk_get_enabled);
+
struct clk *devm_clk_get_optional(struct device *dev, const char *id)
{
return __devm_clk_get(dev, id, clk_get_optional, NULL, NULL);
}
EXPORT_SYMBOL(devm_clk_get_optional);
+struct clk *devm_clk_get_optional_prepared(struct device *dev, const char *id)
+{
+ return __devm_clk_get(dev, id, clk_get_optional,
+ clk_prepare, clk_unprepare);
+}
+EXPORT_SYMBOL_GPL(devm_clk_get_optional_prepared);
+
+struct clk *devm_clk_get_optional_enabled(struct device *dev, const char *id)
+{
+ return __devm_clk_get(dev, id, clk_get_optional,
+ clk_prepare_enable, clk_disable_unprepare);
+}
+EXPORT_SYMBOL_GPL(devm_clk_get_optional_enabled);
+
struct clk_bulk_devres {
struct clk_bulk_data *clks;
int num_clks;