[media] rc: raw decoder for keymap protocol is not loaded on register

When the protocol is set via the sysfs protocols attribute, the
decoder is loaded. However, when it is not when a device is first
plugged in or registered.

Fixes: acc1c3c ("[media] media: rc: load decoder modules on-demand")

Signed-off-by: Sean Young <sean@mess.org>
Cc: <stable@vger.kernel.org> # v4.5+
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

1 files changed, 6 insertions, 2 deletions

diff --git a/drivers/media/rc/rc-main.c b/drivers/media/rc/rc-main.c
index 2424946740e6..a158b321b40a 100644
--- a/drivers/media/rc/rc-main.c
+++ b/drivers/media/rc/rc-main.c
@@ -1663,6 +1663,7 @@ static int rc_setup_rx_device(struct rc_dev *dev)
 {
         int rc;
         struct rc_map *rc_map;
+        u64 rc_type;
 
         if (!dev->map_name)
                 return -EINVAL;
@@ -1677,15 +1678,18 @@ static int rc_setup_rx_device(struct rc_dev *dev)
         if (rc)
                 return rc;
 
-        if (dev->change_protocol) {
-                u64 rc_type = (1ll << rc_map->rc_type);
+        rc_type = BIT_ULL(rc_map->rc_type);
 
+        if (dev->change_protocol) {
                 rc = dev->change_protocol(dev, &rc_type);
                 if (rc < 0)
                         goto out_table;
                 dev->enabled_protocols = rc_type;
         }
 
+        if (dev->driver_type == RC_DRIVER_IR_RAW)
+                ir_raw_load_modules(&rc_type);
+
         set_bit(EV_KEY, dev->input_dev->evbit);
         set_bit(EV_REP, dev->input_dev->evbit);
         set_bit(EV_MSC, dev->input_dev->evbit);