diff options
| author | Jean Delvare <khali@linux-fr.org> | 2006-02-27 23:08:18 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2006-03-23 14:21:54 -0800 |
| commit | 0cbcb4d39a83d4df7e45c13b5ebd9fe73e025237 (patch) | |
| tree | 3387e04193267442517e3683a2d4153d2ab5bff4 /drivers/i2c | |
| parent | c006705e0f6a195d122be8d5344a4257c269f559 (diff) | |
| download | op-kernel-dev-0cbcb4d39a83d4df7e45c13b5ebd9fe73e025237.zip op-kernel-dev-0cbcb4d39a83d4df7e45c13b5ebd9fe73e025237.tar.gz | |
[PATCH] I2C: i2c-ali1535: Drop redundant mutex
Drop a redundant mutex in driver i2c-ali1535. The struct i2c_adapter
includes a mutex for the same purpose, operated by i2c-core.
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/i2c')
| -rw-r--r-- | drivers/i2c/busses/i2c-ali1535.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/i2c/busses/i2c-ali1535.c b/drivers/i2c/busses/i2c-ali1535.c index 115a7312..d3ef46a 100644 --- a/drivers/i2c/busses/i2c-ali1535.c +++ b/drivers/i2c/busses/i2c-ali1535.c @@ -62,7 +62,6 @@ #include <linux/ioport.h> #include <linux/i2c.h> #include <linux/init.h> -#include <linux/mutex.h> #include <asm/io.h> @@ -136,7 +135,6 @@ static struct pci_driver ali1535_driver; static unsigned short ali1535_smba; -static DEFINE_MUTEX(i2c_ali1535_mutex); /* Detect whether a ALI1535 can be found, and initialize it, where necessary. Note the differences between kernels with the old PCI BIOS interface and @@ -345,7 +343,6 @@ static s32 ali1535_access(struct i2c_adapter *adap, u16 addr, int timeout; s32 result = 0; - mutex_lock(&i2c_ali1535_mutex); /* make sure SMBus is idle */ temp = inb_p(SMBHSTSTS); for (timeout = 0; @@ -460,7 +457,6 @@ static s32 ali1535_access(struct i2c_adapter *adap, u16 addr, break; } EXIT: - mutex_unlock(&i2c_ali1535_mutex); return result; } |
