diff options
Diffstat (limited to 'arch/cris/arch-v32')
| -rw-r--r-- | arch/cris/arch-v32/drivers/cryptocop.c | 4 | ||||
| -rw-r--r-- | arch/cris/arch-v32/drivers/mach-a3/gpio.c | 11 | ||||
| -rw-r--r-- | arch/cris/arch-v32/drivers/mach-fs/gpio.c | 11 | ||||
| -rw-r--r-- | arch/cris/arch-v32/drivers/pcf8563.c | 6 | ||||
| -rw-r--r-- | arch/cris/arch-v32/drivers/sync_serial.c | 11 |
5 files changed, 23 insertions, 20 deletions
diff --git a/arch/cris/arch-v32/drivers/cryptocop.c b/arch/cris/arch-v32/drivers/cryptocop.c index dcb43fddfb9..c03bc3bc30c 100644 --- a/arch/cris/arch-v32/drivers/cryptocop.c +++ b/arch/cris/arch-v32/drivers/cryptocop.c @@ -3140,9 +3140,9 @@ cryptocop_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) struct inode *inode = file->f_path.dentry->d_inode; long ret; - lock_kernel(); + mutex_lock(&cryptocop_mutex); ret = cryptocop_ioctl_unlocked(inode, filp, cmd, arg); - unlock_kernel(); + mutex_unlock(&cryptocop_mutex); return ret; } diff --git a/arch/cris/arch-v32/drivers/mach-a3/gpio.c b/arch/cris/arch-v32/drivers/mach-a3/gpio.c index 06b24ebda41..c845831e222 100644 --- a/arch/cris/arch-v32/drivers/mach-a3/gpio.c +++ b/arch/cris/arch-v32/drivers/mach-a3/gpio.c @@ -23,7 +23,7 @@ #include <linux/init.h> #include <linux/interrupt.h> #include <linux/spinlock.h> -#include <linux/smp_lock.h> +#include <linux/mutex.h> #include <asm/etraxgpio.h> #include <hwregs/reg_map.h> @@ -66,6 +66,7 @@ static int dp_cnt; #define DP(x) #endif +static DEFINE_MUTEX(gpio_mutex); static char gpio_name[] = "etrax gpio"; #ifdef CONFIG_ETRAX_VIRTUAL_GPIO @@ -391,7 +392,7 @@ static int gpio_open(struct inode *inode, struct file *filp) if (!priv) return -ENOMEM; - lock_kernel(); + mutex_lock(&gpio_mutex); memset(priv, 0, sizeof(*priv)); priv->minor = p; @@ -414,7 +415,7 @@ static int gpio_open(struct inode *inode, struct file *filp) spin_unlock_irq(&gpio_lock); } - unlock_kernel(); + mutex_unlock(&gpio_mutex); return 0; } @@ -667,9 +668,9 @@ static long gpio_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { long ret; - lock_kernel(); + mutex_lock(&gpio_mutex); ret = gpio_ioctl_unlocked(file, cmd, arg); - unlock_kernel(); + mutex_unlock(&gpio_mutex); return ret; } diff --git a/arch/cris/arch-v32/drivers/mach-fs/gpio.c b/arch/cris/arch-v32/drivers/mach-fs/gpio.c index 0649c8bea67..ee90d2659be 100644 --- a/arch/cris/arch-v32/drivers/mach-fs/gpio.c +++ b/arch/cris/arch-v32/drivers/mach-fs/gpio.c @@ -22,7 +22,7 @@ #include <linux/init.h> #include <linux/interrupt.h> #include <linux/spinlock.h> -#include <linux/smp_lock.h> +#include <linux/mutex.h> #include <asm/etraxgpio.h> #include <hwregs/reg_map.h> @@ -64,6 +64,7 @@ static int dp_cnt; #define DP(x) #endif +static DEFINE_MUTEX(gpio_mutex); static char gpio_name[] = "etrax gpio"; #if 0 @@ -429,7 +430,7 @@ gpio_open(struct inode *inode, struct file *filp) if (!priv) return -ENOMEM; - lock_kernel(); + mutex_lock(&gpio_mutex); memset(priv, 0, sizeof(*priv)); priv->minor = p; @@ -450,7 +451,7 @@ gpio_open(struct inode *inode, struct file *filp) alarmlist = priv; spin_unlock_irq(&alarm_lock); - unlock_kernel(); + mutex_unlock(&gpio_mutex); return 0; } @@ -708,9 +709,9 @@ static long gpio_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { long ret; - lock_kernel(); + mutex_lock(&gpio_mutex); ret = gpio_ioctl_unlocked(file, cmd, arg); - unlock_kernel(); + mutex_unlock(&gpio_mutex); return ret; } diff --git a/arch/cris/arch-v32/drivers/pcf8563.c b/arch/cris/arch-v32/drivers/pcf8563.c index 0f7b101ee5e..b6e4fc0aad4 100644 --- a/arch/cris/arch-v32/drivers/pcf8563.c +++ b/arch/cris/arch-v32/drivers/pcf8563.c @@ -24,7 +24,6 @@ #include <linux/init.h> #include <linux/fs.h> #include <linux/ioctl.h> -#include <linux/smp_lock.h> #include <linux/delay.h> #include <linux/bcd.h> #include <linux/mutex.h> @@ -45,6 +44,7 @@ #define rtc_read(x) i2c_readreg(RTC_I2C_READ, x) #define rtc_write(x,y) i2c_writereg(RTC_I2C_WRITE, x, y) +static DEFINE_MUTEX(pcf8563_mutex); static DEFINE_MUTEX(rtc_lock); /* Protect state etc */ static const unsigned char days_in_month[] = @@ -340,9 +340,9 @@ static long pcf8563_unlocked_ioctl(struct file *filp, unsigned int cmd, unsigned { int ret; - lock_kernel(); + mutex_lock(&pcf8563_mutex); return pcf8563_ioctl(filp, cmd, arg); - unlock_kernel(); + mutex_unlock(&pcf8563_mutex); return ret; } diff --git a/arch/cris/arch-v32/drivers/sync_serial.c b/arch/cris/arch-v32/drivers/sync_serial.c index a2e8a8c3985..c8637a9195e 100644 --- a/arch/cris/arch-v32/drivers/sync_serial.c +++ b/arch/cris/arch-v32/drivers/sync_serial.c @@ -13,7 +13,7 @@ #include <linux/errno.h> #include <linux/major.h> #include <linux/sched.h> -#include <linux/smp_lock.h> +#include <linux/mutex.h> #include <linux/interrupt.h> #include <linux/poll.h> #include <linux/init.h> @@ -145,6 +145,7 @@ typedef struct sync_port spinlock_t lock; } sync_port; +static DEFINE_MUTEX(sync_serial_mutex); static int etrax_sync_serial_init(void); static void initialize_port(int portnbr); static inline int sync_data_avail(struct sync_port *port); @@ -435,7 +436,7 @@ static int sync_serial_open(struct inode *inode, struct file *file) reg_dma_rw_cfg cfg = {.en = regk_dma_yes}; reg_dma_rw_intr_mask intr_mask = {.data = regk_dma_yes}; - lock_kernel(); + mutex_lock(&sync_serial_mutex); DEBUG(printk(KERN_DEBUG "Open sync serial port %d\n", dev)); if (dev < 0 || dev >= NBR_PORTS || !ports[dev].enabled) @@ -584,7 +585,7 @@ static int sync_serial_open(struct inode *inode, struct file *file) port->busy++; ret = 0; out: - unlock_kernel(); + mutex_unlock(&sync_serial_mutex); return ret; } @@ -967,9 +968,9 @@ static long sync_serial_ioctl(struct file *file, { long ret; - lock_kernel(); + mutex_lock(&sync_serial_mutex); ret = sync_serial_ioctl_unlocked(file, cmd, arg); - unlock_kernel(); + mutex_unlock(&sync_serial_mutex); return ret; } |