[PATCH linux-master 3/3] can: m_can: Remove unused clock function from the framework

From: Dan Murphy
Date: Fri Jan 31 2020 - 13:38:14 EST


Remove the unused clock function from the framework as the clock
discovery, initilaization and management are all within the registrars
code.

Signed-off-by: Dan Murphy <dmurphy@xxxxxx>
---
drivers/net/can/m_can/m_can.c | 16 ----------------
drivers/net/can/m_can/m_can.h | 3 ---
2 files changed, 19 deletions(-)

diff --git a/drivers/net/can/m_can/m_can.c b/drivers/net/can/m_can/m_can.c
index 02c5795b7393..5794be1ef3ef 100644
--- a/drivers/net/can/m_can/m_can.c
+++ b/drivers/net/can/m_can/m_can.c
@@ -1751,22 +1751,6 @@ void m_can_init_ram(struct m_can_classdev *cdev)
}
EXPORT_SYMBOL_GPL(m_can_init_ram);

-int m_can_class_get_clocks(struct m_can_classdev *m_can_dev)
-{
- int ret = 0;
-
- m_can_dev->hclk = devm_clk_get(m_can_dev->dev, "hclk");
- m_can_dev->cclk = devm_clk_get(m_can_dev->dev, "cclk");
-
- if (IS_ERR(m_can_dev->cclk)) {
- dev_err(m_can_dev->dev, "no clock found\n");
- ret = -ENODEV;
- }
-
- return ret;
-}
-EXPORT_SYMBOL_GPL(m_can_class_get_clocks);
-
struct m_can_classdev *m_can_class_allocate_dev(struct device *dev)
{
struct m_can_classdev *class_dev = NULL;
diff --git a/drivers/net/can/m_can/m_can.h b/drivers/net/can/m_can/m_can.h
index 49f42b50627a..c20a716b14cc 100644
--- a/drivers/net/can/m_can/m_can.h
+++ b/drivers/net/can/m_can/m_can.h
@@ -74,8 +74,6 @@ struct m_can_classdev {
struct napi_struct napi;
struct net_device *net;
struct device *dev;
- struct clk *hclk;
- struct clk *cclk;

struct workqueue_struct *tx_wq;
struct work_struct tx_work;
@@ -101,7 +99,6 @@ struct m_can_classdev {
struct m_can_classdev *m_can_class_allocate_dev(struct device *dev);
int m_can_class_register(struct m_can_classdev *cdev);
void m_can_class_unregister(struct m_can_classdev *cdev);
-int m_can_class_get_clocks(struct m_can_classdev *cdev);
void m_can_init_ram(struct m_can_classdev *priv);
void m_can_config_endisable(struct m_can_classdev *priv, bool enable);

--
2.25.0