@@ -305,34 +305,12 @@ static int lirc_thread(void *arg)
static int set_use_inc(void *data)
{
- struct IR *ir = data;
-
- if (ir->l.owner == NULL || try_module_get(ir->l.owner) == 0)
- return -ENODEV;
-
- /* lock bttv in memory while /dev/lirc is in use */
- /*
- * this is completely broken code. lirc_unregister_driver()
- * must be possible even when the device is open
- */
- if (ir->rx != NULL)
- i2c_use_client(ir->rx->c);
- if (ir->tx != NULL)
- i2c_use_client(ir->tx->c);
-
return 0;
}
static void set_use_dec(void *data)
{
- struct IR *ir = data;
-
- if (ir->rx)
- i2c_release_client(ir->rx->c);
- if (ir->tx)
- i2c_release_client(ir->tx->c);
- if (ir->l.owner != NULL)
- module_put(ir->l.owner);
+ return;
}
/* safe read of a uint32 (always network byte order) */
@@ -1098,7 +1076,6 @@ static struct IR *find_ir_device_by_minor(unsigned int minor)
static int open(struct inode *node, struct file *filep)
{
struct IR *ir;
- int ret;
unsigned int minor = MINOR(node->i_rdev);
/* find our IR struct */
@@ -1112,12 +1089,6 @@ static int open(struct inode *node, struct file *filep)
/* increment in use count */
mutex_lock(&ir->ir_lock);
++ir->open;
- ret = set_use_inc(ir);
- if (ret != 0) {
- --ir->open;
- mutex_unlock(&ir->ir_lock);
- return ret;
- }
mutex_unlock(&ir->ir_lock);
/* stash our IR struct */
@@ -1139,7 +1110,6 @@ static int close(struct inode *node, struct file *filep)
/* decrement in use count */
mutex_lock(&ir->ir_lock);
--ir->open;
- set_use_dec(ir);
mutex_unlock(&ir->ir_lock);
return 0;