staging: unisys: visorinput: Fix spacing after open paranthesis

Checkpatch was giving errors about an open parenthesis being the last thing
on a line. This patch cleans up some names and removes the checkpatch
warnings.

Signed-off-by: David Kershner <david.kershner@unisys.com>
Reviewed-by: Tim Sell <timothy.sell@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>