[media] em28xx: Show a warning if the board does not support remote controls

This simply shows a little warning if the board does not have remote
control support. This should make it easier for users to see if they
have misconfigured their system or if the driver simply does not have
rc-support for their card (yet).

Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/video/em28xx/em28xx-input.c b/drivers/media/video/em28xx/em28xx-input.c
index fce5f7680c99603938a931ade5a54fc351e11299..5e30c4f3f248ac5427caf86201eaec09f83efc02 100644 (file)
--- a/drivers/media/video/em28xx/em28xx-input.c
+++ b/drivers/media/video/em28xx/em28xx-input.c
@@ -527,6 +527,8 @@ static int em28xx_ir_init(struct em28xx *dev)
 
        if (dev->board.ir_codes == NULL) {
                /* No remote control support */
+               em28xx_warn("Remote control support is not available for "
+                               "this card.\n");
                return 0;
        }