staging: sm750fb: added identifier names for function declarations

checkpatch.pl complains about not having identifiers names in
function declarations . This patch uses the same names as are
used in source file sm750_accel.c , but with snake case.

Signed-off-by: shivang upadhyay <oroz3x@gmail.com>
Link: https://lore.kernel.org/r/20210219100803.5311-1-oroz3x@gmail.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>