* @drv: pointer to the uart low level driver structure for this port
* @uport: uart port structure to use for this port.
*
+ * Context: task context, might sleep
+ *
* This allows the driver to register its own uart_port structure
* with the core driver. The main purpose is to allow the low
* level uart drivers to expand uart_port, rather than having yet
struct device *tty_dev;
int num_groups;
- BUG_ON(in_interrupt());
-
if (uport->line >= drv->nr)
return -EINVAL;
* @drv: pointer to the uart low level driver structure for this port
* @uport: uart port structure for this port
*
+ * Context: task context, might sleep
+ *
* This unhooks (and hangs up) the specified port structure from the
* core driver. No further calls will be made to the low-level code
* for this port.
struct tty_struct *tty;
int ret = 0;
- BUG_ON(in_interrupt());
-
mutex_lock(&port_mutex);
/*