SOLO_MOTION_SZ
for (y = 0; y < SOLO_MOTION_SZ; y++) {
for (x = 0; x < SOLO_MOTION_SZ; x++)
buf[x] = cpu_to_le16(thresholds[y * SOLO_MOTION_SZ + x]);
.dims = { SOLO_MOTION_SZ, SOLO_MOTION_SZ },