Default values were wrong. Fixing it.
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
                .minimum = 0,
                .maximum = 255,
                .step = 1,
-               .default_value = 0,
+               .default_value = 128,
                .flags = 0,
        }, {
                .id = V4L2_CID_CONTRAST,
                .minimum = 0,
                .maximum = 255,
                .step = 0x1,
-               .default_value = 0x10,
+               .default_value = 128,
                .flags = 0,
        }, {
                 .id = V4L2_CID_SATURATION,
                 .minimum = 0,
                 .maximum = 255,
                 .step = 0x1,
-                .default_value = 0x10,
+                .default_value = 128,
                 .flags = 0,
        }, {
                .id = V4L2_CID_HUE,
                .minimum = -128,
                .maximum = 127,
                .step = 0x1,
-               .default_value = 0x10,
+               .default_value = 0,
                .flags = 0,
        }
 };