media: platform: mtk-mdp3: Use cmdq_pkt_write when no mask is needed

media: platform: mtk-mdp3: Use cmdq_pkt_write when no mask is needed

cmdq_pkt_write_mask() boils down to a cmdq_pkt_write() when the mask is
0xFFFFFFFF. Call cmdq_pkt_write() directly in those cases to simplify
the code.

Suggested-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Signed-off-by: Nícolas F. R. A. Prado <nfraprado@collabora.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Signed-off-by: Sebastian Fricke <sebastian.fricke@collabora.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>