DB9_MAX_DEVICES
max_pads = min(db9_modes[mode].n_pads, DB9_MAX_DEVICES);
for (i = 0; i < (min(db9_mode->n_pads, DB9_MAX_DEVICES)); i++) {
for (i = 0; i < min(db9_modes[db9->mode].n_pads, DB9_MAX_DEVICES); i++)
struct input_dev *dev[DB9_MAX_DEVICES];
char phys[DB9_MAX_DEVICES][32];