From: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>
To: Stephen Boyd <sboyd@kernel.org>, Alan Tull <atull@kernel.org>,
linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org
Cc: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>
Subject: [PATCH 2/5] clk: Create devm_of_clk_add_provider
Date: Thu, 1 Nov 2018 15:40:41 +0100 [thread overview]
Message-ID: <20181101144044.11495-3-ricardo.ribalda@gmail.com> (raw)
In-Reply-To: <20181101144044.11495-1-ricardo.ribalda@gmail.com>
Implement devm_ flavour of of_clk_add_provider. This will help fixing
of_node_get-put imbalances.
Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>
---
Documentation/driver-model/devres.txt | 1 +
drivers/clk/clk.c | 29 ++++++++++++++++++++++-----
include/linux/clk-provider.h | 11 ++++++++++
3 files changed, 36 insertions(+), 5 deletions(-)
diff --git a/Documentation/driver-model/devres.txt b/Documentation/driver-model/devres.txt
index 43681ca0837f..a8e066d42355 100644
--- a/Documentation/driver-model/devres.txt
+++ b/Documentation/driver-model/devres.txt
@@ -237,6 +237,7 @@ CLOCK
devm_clk_get()
devm_clk_put()
devm_clk_hw_register()
+ devm_of_clk_add_provider()
devm_of_clk_add_hw_provider()
DMA
diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
index cd3117e66ab8..d315ffa6a32f 100644
--- a/drivers/clk/clk.c
+++ b/drivers/clk/clk.c
@@ -3789,10 +3789,12 @@ static void devm_of_clk_release_provider(struct device *dev, void *res)
of_clk_del_provider(*(struct device_node **)res);
}
-int devm_of_clk_add_hw_provider(struct device *dev,
- struct clk_hw *(*get)(struct of_phandle_args *clkspec,
- void *data),
- void *data)
+static int __devm_of_clk_add_provider(struct device *dev,
+ struct clk *(*clk_src_get)(struct of_phandle_args *clkspec,
+ void *data),
+ struct clk_hw *(*get)(struct of_phandle_args *clkspec,
+ void *data),
+ void *data)
{
struct device_node **ptr, *np;
int ret;
@@ -3803,7 +3805,7 @@ int devm_of_clk_add_hw_provider(struct device *dev,
return -ENOMEM;
np = dev->of_node;
- ret = of_clk_add_hw_provider(np, get, data);
+ ret = __of_clk_add_provider(np, clk_src_get, get, data);
if (!ret) {
*ptr = np;
devres_add(dev, ptr);
@@ -3813,6 +3815,23 @@ int devm_of_clk_add_hw_provider(struct device *dev,
return ret;
}
+
+int devm_of_clk_add_provider(struct device *dev,
+ struct clk *(*clk_src_get)(struct of_phandle_args *clkspec,
+ void *data),
+ void *data)
+{
+ return __devm_of_clk_add_provider(dev, clk_src_get, NULL, data);
+}
+EXPORT_SYMBOL_GPL(devm_of_clk_add_provider);
+
+int devm_of_clk_add_hw_provider(struct device *dev,
+ struct clk_hw *(*get)(struct of_phandle_args *clkspec,
+ void *data),
+ void *data)
+{
+ return __devm_of_clk_add_provider(dev, NULL, get, data);
+}
EXPORT_SYMBOL_GPL(devm_of_clk_add_hw_provider);
/**
diff --git a/include/linux/clk-provider.h b/include/linux/clk-provider.h
index 08b1aa70a38d..bbd86fe656ef 100644
--- a/include/linux/clk-provider.h
+++ b/include/linux/clk-provider.h
@@ -905,6 +905,10 @@ int of_clk_add_hw_provider(struct device_node *np,
struct clk_hw *(*get)(struct of_phandle_args *clkspec,
void *data),
void *data);
+int devm_of_clk_add_provider(struct device *dev,
+ struct clk *(*clk_src_get)(struct of_phandle_args *clkspec,
+ void *data),
+ void *data);
int devm_of_clk_add_hw_provider(struct device *dev,
struct clk_hw *(*get)(struct of_phandle_args *clkspec,
void *data),
@@ -939,6 +943,13 @@ static inline int of_clk_add_hw_provider(struct device_node *np,
{
return 0;
}
+static inline int devm_of_clk_add_provider(struct device *dev,
+ struct clk *(*clk_src_get)(struct of_phandle_args *clkspec,
+ void *data),
+ void *data)
+{
+ return 0;
+}
static inline int devm_of_clk_add_hw_provider(struct device *dev,
struct clk_hw *(*get)(struct of_phandle_args *clkspec,
void *data),
--
2.19.1
next prev parent reply other threads:[~2018-11-01 14:40 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-01 14:40 [PATCH 0/5] Implement devm_of_clk_add_provider Ricardo Ribalda Delgado
2018-11-01 14:40 ` [PATCH 1/5] clk: Refactor of_clk_add_provider and of_clk_add_hw_provider Ricardo Ribalda Delgado
2018-11-01 14:40 ` Ricardo Ribalda Delgado [this message]
2018-11-01 14:40 ` [PATCH 3/5] clk: fixed-factor: Use devm_of_clk_add_provider Ricardo Ribalda Delgado
2018-11-01 14:40 ` [PATCH 4/5] clk: fixed-rate: " Ricardo Ribalda Delgado
2018-11-01 14:40 ` [PATCH 5/5] clk: gpio: " Ricardo Ribalda Delgado
2018-11-01 23:35 ` [PATCH 0/5] Implement devm_of_clk_add_provider Stephen Boyd
2018-11-02 6:54 ` Ricardo Ribalda Delgado
2018-11-02 16:05 ` Stephen Boyd
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