summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--drivers/media/rc/rc-main.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/media/rc/rc-main.c b/drivers/media/rc/rc-main.c
index dc38e9c0a2ff..141fbf191bc4 100644
--- a/drivers/media/rc/rc-main.c
+++ b/drivers/media/rc/rc-main.c
@@ -280,6 +280,7 @@ static unsigned int ir_update_mapping(struct rc_dev *dev,
unsigned int new_keycode)
{
int old_keycode = rc_map->scan[index].keycode;
+ int i;
/* Did the user wish to remove the mapping? */
if (new_keycode == KEY_RESERVED || new_keycode == KEY_UNKNOWN) {
@@ -294,9 +295,20 @@ static unsigned int ir_update_mapping(struct rc_dev *dev,
old_keycode == KEY_RESERVED ? "New" : "Replacing",
rc_map->scan[index].scancode, new_keycode);
rc_map->scan[index].keycode = new_keycode;
+ __set_bit(new_keycode, dev->input_dev->keybit);
}
if (old_keycode != KEY_RESERVED) {
+ /* A previous mapping was updated... */
+ __clear_bit(old_keycode, dev->input_dev->keybit);
+ /* ... but another scancode might use the same keycode */
+ for (i = 0; i < rc_map->len; i++) {
+ if (rc_map->scan[i].keycode == old_keycode) {
+ __set_bit(old_keycode, dev->input_dev->keybit);
+ break;
+ }
+ }
+
/* Possibly shrink the keytable, failure is not a problem */
ir_resize_table(dev, rc_map, GFP_ATOMIC);
}
@@ -1759,7 +1771,6 @@ static int rc_prepare_rx_device(struct rc_dev *dev)
set_bit(EV_REP, dev->input_dev->evbit);
set_bit(EV_MSC, dev->input_dev->evbit);
set_bit(MSC_SCAN, dev->input_dev->mscbit);
- bitmap_fill(dev->input_dev->keybit, KEY_CNT);
/* Pointer/mouse events */
set_bit(EV_REL, dev->input_dev->evbit);