0x0000 (down) * 90 deg -> 0x4000 (left) * 180 deg -> 0x8000 (up) * 270 deg -> 0xC000 (right) */ struct ff_effect { __u16 type; __s16 id; __u16 direction; struct ff_trigger trigger; struct ff_replay replay; union { struct ff_constant_effect constant; struct ff_ramp_effect ramp; struct ff_periodic_effect periodic; struct ff_condition_effect condition[2]; /* One for each axis */ struct ff_rumble_effect rumble; } u; }; /* * Force feedback effect types */ #define FF_RUMBLE 0x50 #define FF_PERIODIC 0x51 #define FF_CONSTANT 0x52 #define FF_SPRING 0x53 #define FF_FRICTION 0x54 #define FF_DAMPER 0x55 #define FF_INERTIA 0x56 #define FF_RAMP 0x57 #define FF_EFFECT_MIN FF_RUMBLE #define FF_EFFECT_MAX FF_RAMP /* * Force feedback periodic effect types */ #define FF_SQUARE 0x58 #define FF_TRIANGLE 0x59 #define FF_SINE 0x5a #define FF_SAW_UP 0x5b #define FF_SAW_DOWN 0x5c #define FF_CUSTOM 0x5d #define FF_WAVEFORM_MIN FF_SQUARE #define FF_WAVEFORM_MAX FF_CUSTOM /* * Set ff device properties */ #define FF_GAIN 0x60 #define FF_AUTOCENTER 0x61 #define FF_MAX 0x7f #define FF_CNT (FF_MAX+1) #endif /* _INPUT_H */