diff options
Diffstat (limited to 'drivers/macintosh/therm_windtunnel.c')
| -rw-r--r-- | drivers/macintosh/therm_windtunnel.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/drivers/macintosh/therm_windtunnel.c b/drivers/macintosh/therm_windtunnel.c index d11821af3b8d..3da0a02efd76 100644 --- a/drivers/macintosh/therm_windtunnel.c +++ b/drivers/macintosh/therm_windtunnel.c @@ -37,13 +37,13 @@ #include <linux/slab.h> #include <linux/init.h> #include <linux/kthread.h> +#include <linux/of_platform.h> #include <asm/prom.h> #include <asm/machdep.h> #include <asm/io.h> #include <asm/system.h> #include <asm/sections.h> -#include <asm/of_platform.h> #include <asm/macio.h> #define LOG_TEMP 0 /* continously log temperature */ @@ -62,7 +62,7 @@ static struct { volatile int running; struct task_struct *poll_task; - struct semaphore lock; + struct mutex lock; struct of_device *of_dev; struct i2c_client *thermostat; @@ -286,23 +286,23 @@ restore_regs( void ) static int control_loop(void *dummy) { - down(&x.lock); + mutex_lock(&x.lock); setup_hardware(); - up(&x.lock); + mutex_unlock(&x.lock); for (;;) { msleep_interruptible(8000); if (kthread_should_stop()) break; - down(&x.lock); + mutex_lock(&x.lock); poll_temp(); - up(&x.lock); + mutex_unlock(&x.lock); } - down(&x.lock); + mutex_lock(&x.lock); restore_regs(); - up(&x.lock); + mutex_unlock(&x.lock); return 0; } @@ -489,7 +489,7 @@ g4fan_init( void ) const struct apple_thermal_info *info; struct device_node *np; - init_MUTEX( &x.lock ); + mutex_init(&x.lock); if( !(np=of_find_node_by_name(NULL, "power-mgt")) ) return -ENODEV; |