From 02f3f6b083525d2a51105f2d6adfe9244147c4ac Mon Sep 17 00:00:00 2001 From: Sean Young Date: Tue, 18 Sep 2018 04:50:20 -0400 Subject: [PATCH] media: rc: some events are dropped by userspace libevdev (which is used by libinput) gets a list of keycodes from the input device on creation. Any events with keycodes which are not in this list are silently dropped. So, set all keycodes on device creation since we do not know which will be used if the keymap changes. Signed-off-by: Sean Young Signed-off-by: Mauro Carvalho Chehab --- drivers/media/rc/rc-main.c | 14 ++------------ 1 file changed, 2 insertions(+), 12 deletions(-) diff --git a/drivers/media/rc/rc-main.c b/drivers/media/rc/rc-main.c index ca68e1d2b2f98..7e5a9bc9b81dc 100644 --- a/drivers/media/rc/rc-main.c +++ b/drivers/media/rc/rc-main.c @@ -274,7 +274,6 @@ 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) { @@ -289,20 +288,9 @@ 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); } @@ -1759,6 +1747,8 @@ 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); + if (dev->open) dev->input_dev->open = ir_open; if (dev->close) -- 2.39.5