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path: root/drivers/media/rc/rc-main.c
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Diffstat (limited to 'drivers/media/rc/rc-main.c')
-rw-r--r--drivers/media/rc/rc-main.c52
1 files changed, 27 insertions, 25 deletions
diff --git a/drivers/media/rc/rc-main.c b/drivers/media/rc/rc-main.c
index 29a90adb0f7c..56b322b3d325 100644
--- a/drivers/media/rc/rc-main.c
+++ b/drivers/media/rc/rc-main.c
@@ -846,7 +846,6 @@ int rc_open(struct rc_dev *rdev)
return rval;
}
-EXPORT_SYMBOL_GPL(rc_open);
static int ir_open(struct input_dev *idev)
{
@@ -866,7 +865,6 @@ void rc_close(struct rc_dev *rdev)
mutex_unlock(&rdev->lock);
}
}
-EXPORT_SYMBOL_GPL(rc_close);
static void ir_close(struct input_dev *idev)
{
@@ -941,23 +939,6 @@ struct rc_filter_attribute {
.mask = (_mask), \
}
-static bool lirc_is_present(void)
-{
-#if defined(CONFIG_LIRC_MODULE)
- struct module *lirc;
-
- mutex_lock(&module_mutex);
- lirc = find_module("lirc_dev");
- mutex_unlock(&module_mutex);
-
- return lirc ? true : false;
-#elif defined(CONFIG_LIRC)
- return true;
-#else
- return false;
-#endif
-}
-
/**
* show_protocols() - shows the current IR protocol(s)
* @device: the device descriptor
@@ -1002,8 +983,10 @@ static ssize_t show_protocols(struct device *device,
allowed &= ~proto_names[i].type;
}
- if (dev->driver_type == RC_DRIVER_IR_RAW && lirc_is_present())
+#ifdef CONFIG_LIRC
+ if (dev->driver_type == RC_DRIVER_IR_RAW)
tmp += sprintf(tmp, "[lirc] ");
+#endif
if (tmp != buf)
tmp--;
@@ -1759,8 +1742,7 @@ int rc_register_device(struct rc_dev *dev)
dev->sysfs_groups[attr++] = &rc_dev_wakeup_filter_attr_grp;
dev->sysfs_groups[attr++] = NULL;
- if (dev->driver_type == RC_DRIVER_IR_RAW ||
- dev->driver_type == RC_DRIVER_IR_RAW_TX) {
+ if (dev->driver_type == RC_DRIVER_IR_RAW) {
rc = ir_raw_event_prepare(dev);
if (rc < 0)
goto out_minor;
@@ -1787,19 +1769,28 @@ int rc_register_device(struct rc_dev *dev)
goto out_dev;
}
- if (dev->driver_type == RC_DRIVER_IR_RAW ||
- dev->driver_type == RC_DRIVER_IR_RAW_TX) {
- rc = ir_raw_event_register(dev);
+ /* Ensure that the lirc kfifo is setup before we start the thread */
+ if (dev->driver_type != RC_DRIVER_SCANCODE) {
+ rc = ir_lirc_register(dev);
if (rc < 0)
goto out_rx;
}
+ if (dev->driver_type == RC_DRIVER_IR_RAW) {
+ rc = ir_raw_event_register(dev);
+ if (rc < 0)
+ goto out_lirc;
+ }
+
IR_dprintk(1, "Registered rc%u (driver: %s)\n",
dev->minor,
dev->driver_name ? dev->driver_name : "unknown");
return 0;
+out_lirc:
+ if (dev->driver_type != RC_DRIVER_SCANCODE)
+ ir_lirc_unregister(dev);
out_rx:
rc_free_rx_device(dev);
out_dev:
@@ -1853,6 +1844,9 @@ void rc_unregister_device(struct rc_dev *dev)
rc_free_rx_device(dev);
+ if (dev->driver_type != RC_DRIVER_SCANCODE)
+ ir_lirc_unregister(dev);
+
device_del(&dev->dev);
ida_simple_remove(&rc_ida, dev->minor);
@@ -1875,6 +1869,13 @@ static int __init rc_core_init(void)
return rc;
}
+ rc = lirc_dev_init();
+ if (rc) {
+ pr_err("rc_core: unable to init lirc\n");
+ class_unregister(&rc_class);
+ return 0;
+ }
+
led_trigger_register_simple("rc-feedback", &led_feedback);
rc_map_register(&empty_map);
@@ -1883,6 +1884,7 @@ static int __init rc_core_init(void)
static void __exit rc_core_exit(void)
{
+ lirc_dev_exit();
class_unregister(&rc_class);
led_trigger_unregister_simple(led_feedback);
rc_map_unregister(&empty_map);

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