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Commit a4c1cbc7 authored by Mauro Carvalho Chehab's avatar Mauro Carvalho Chehab
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V4L/DVB (12600): dvb-usb-remote: return KEY_RESERVED if there's free space for new keys 



The input subsystem checks if get_keycode works for a scan code. Due to that,
we need to return a valid value when there's some space at the table that
can be used by a scancode.

Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent b77f0a76

drivers/media/dvb/dvb-usb/dvb-usb-remote.c

+13 −0
Original line number Original line Diff line number Diff line
@@ -22,6 +22,19 @@ static int dvb_usb_getkeycode(struct input_dev *dev, 
			*keycode = keymap[i].event;

			*keycode = keymap[i].event;

			return 0;

			return 0;

		}

		}



	/*

	 * If is there extra space, returns KEY_RESERVED,

	 * otherwise, input core won't let dvb_usb_setkeycode

	 * to work

	 */

	for (i = 0; i < d->props.rc_key_map_size; i++)

		if (keymap[i].event == KEY_RESERVED ||

		    keymap[i].event == KEY_UNKNOWN) {

			*keycode = KEY_RESERVED;

			return 0;

		}



	return -EINVAL;

	return -EINVAL;

}

}