diff options
Diffstat (limited to 'drivers/char/sonypi.c')
| -rw-r--r-- | drivers/char/sonypi.c | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/drivers/char/sonypi.c b/drivers/char/sonypi.c index 9e6efb1f029f..dbcb3bd192c7 100644 --- a/drivers/char/sonypi.c +++ b/drivers/char/sonypi.c @@ -777,8 +777,9 @@ static void input_keyrelease(struct work_struct *work) { struct sonypi_keypress kp; - while (kfifo_get(&sonypi_device.input_fifo, (unsigned char *)&kp, - sizeof(kp)) == sizeof(kp)) { + while (kfifo_get_locked(&sonypi_device.input_fifo, (unsigned char *)&kp, + sizeof(kp), &sonypi_device.input_fifo_lock) + == sizeof(kp)) { msleep(10); input_report_key(kp.dev, kp.key, 0); input_sync(kp.dev); @@ -827,8 +828,9 @@ static void sonypi_report_input_event(u8 event) if (kp.dev) { input_report_key(kp.dev, kp.key, 1); input_sync(kp.dev); - kfifo_put(&sonypi_device.input_fifo, - (unsigned char *)&kp, sizeof(kp)); + kfifo_put_locked(&sonypi_device.input_fifo, + (unsigned char *)&kp, sizeof(kp), + &sonypi_device.input_fifo_lock); schedule_work(&sonypi_device.input_work); } } @@ -880,7 +882,8 @@ found: acpi_bus_generate_proc_event(sonypi_acpi_device, 1, event); #endif - kfifo_put(&sonypi_device.fifo, (unsigned char *)&event, sizeof(event)); + kfifo_put_locked(&sonypi_device.fifo, (unsigned char *)&event, + sizeof(event), &sonypi_device.fifo_lock); kill_fasync(&sonypi_device.fifo_async, SIGIO, POLL_IN); wake_up_interruptible(&sonypi_device.fifo_proc_list); @@ -929,7 +932,8 @@ static ssize_t sonypi_misc_read(struct file *file, char __user *buf, return ret; while (ret < count && - (kfifo_get(&sonypi_device.fifo, &c, sizeof(c)) == sizeof(c))) { + (kfifo_get_locked(&sonypi_device.fifo, &c, sizeof(c), + &sonypi_device.fifo_lock) == sizeof(c))) { if (put_user(c, buf++)) return -EFAULT; ret++; @@ -1313,8 +1317,7 @@ static int __devinit sonypi_probe(struct platform_device *dev) "http://www.linux.it/~malattia/wiki/index.php/Sony_drivers\n"); spin_lock_init(&sonypi_device.fifo_lock); - error = kfifo_alloc(&sonypi_device.fifo, SONYPI_BUF_SIZE, GFP_KERNEL, - &sonypi_device.fifo_lock); + error = kfifo_alloc(&sonypi_device.fifo, SONYPI_BUF_SIZE, GFP_KERNEL); if (error) { printk(KERN_ERR "sonypi: kfifo_alloc failed\n"); return error; @@ -1394,7 +1397,7 @@ static int __devinit sonypi_probe(struct platform_device *dev) spin_lock_init(&sonypi_device.input_fifo_lock); error = kfifo_alloc(&sonypi_device.input_fifo, SONYPI_BUF_SIZE, - GFP_KERNEL, &sonypi_device.input_fifo_lock); + GFP_KERNEL); if (error) { printk(KERN_ERR "sonypi: kfifo_alloc failed\n"); goto err_inpdev_unregister; |