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Subject[PATCH] mfd: Remove unused io_lock mutex from da9052
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Date
da9052 has been converted to use regmap API, so we can remove the unused
io_lock mutex.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
---
drivers/mfd/da9052-core.c | 3 ---
include/linux/mfd/da9052/da9052.h | 2 --
2 files changed, 0 insertions(+), 5 deletions(-)

diff --git a/drivers/mfd/da9052-core.c b/drivers/mfd/da9052-core.c
index 5ddde2a..7ff313f 100644
--- a/drivers/mfd/da9052-core.c
+++ b/drivers/mfd/da9052-core.c
@@ -16,7 +16,6 @@
#include <linux/input.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
-#include <linux/mutex.h>
#include <linux/mfd/core.h>
#include <linux/slab.h>
#include <linux/module.h>
@@ -647,8 +646,6 @@ int __devinit da9052_device_init(struct da9052 *da9052, u8 chip_id)
struct irq_desc *desc;
int ret;

- mutex_init(&da9052->io_lock);
-
if (pdata && pdata->init != NULL)
pdata->init(da9052);

diff --git a/include/linux/mfd/da9052/da9052.h b/include/linux/mfd/da9052/da9052.h
index 5702d1b..7ffbd6e 100644
--- a/include/linux/mfd/da9052/da9052.h
+++ b/include/linux/mfd/da9052/da9052.h
@@ -76,8 +76,6 @@ enum da9052_chip_id {
struct da9052_pdata;

struct da9052 {
- struct mutex io_lock;
-
struct device *dev;
struct regmap *regmap;

--
1.7.5.4




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