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/Linux-v5.4/drivers/input/joystick/iforce/
Diforce-ff.c211 struct ff_effect *effect) in need_magnitude_modifier() argument
213 if (effect->type != FF_CONSTANT) { in need_magnitude_modifier()
219 return old->u.constant.level != effect->u.constant.level; in need_magnitude_modifier()
227 struct ff_effect *effect) in need_envelope_modifier() argument
229 switch (effect->type) { in need_envelope_modifier()
231 if (old->u.constant.envelope.attack_length != effect->u.constant.envelope.attack_length in need_envelope_modifier()
232 || old->u.constant.envelope.attack_level != effect->u.constant.envelope.attack_level in need_envelope_modifier()
233 || old->u.constant.envelope.fade_length != effect->u.constant.envelope.fade_length in need_envelope_modifier()
234 || old->u.constant.envelope.fade_level != effect->u.constant.envelope.fade_level) in need_envelope_modifier()
239 if (old->u.periodic.envelope.attack_length != effect->u.periodic.envelope.attack_length in need_envelope_modifier()
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Diforce-main.c106 static int iforce_upload_effect(struct input_dev *dev, struct ff_effect *effect, struct ff_effect *… in iforce_upload_effect() argument
109 struct iforce_core_effect *core_effect = &iforce->core_effects[effect->id]; in iforce_upload_effect()
121 switch (effect->type) { in iforce_upload_effect()
123 ret = iforce_upload_periodic(iforce, effect, old); in iforce_upload_effect()
127 ret = iforce_upload_constant(iforce, effect, old); in iforce_upload_effect()
132 ret = iforce_upload_condition(iforce, effect, old); in iforce_upload_effect()
/Linux-v5.4/drivers/input/
Dff-memless.c39 struct ff_effect *effect; member
55 struct ff_effect *effect);
58 static const struct ff_envelope *get_envelope(const struct ff_effect *effect) in get_envelope() argument
62 switch (effect->type) { in get_envelope()
64 return &effect->u.periodic.envelope; in get_envelope()
67 return &effect->u.constant.envelope; in get_envelope()
79 const struct ff_envelope *envelope = get_envelope(state->effect); in calculate_next_time()
90 if (state->effect->replay.length) { in calculate_next_time()
155 struct ff_effect *effect = state->effect; in apply_envelope() local
171 } else if (envelope->fade_length && effect->replay.length && in apply_envelope()
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Dff-core.c51 static int compat_effect(struct ff_device *ff, struct ff_effect *effect) in compat_effect() argument
55 switch (effect->type) { in compat_effect()
64 magnitude = effect->u.rumble.strong_magnitude / 3 + in compat_effect()
65 effect->u.rumble.weak_magnitude / 6; in compat_effect()
67 effect->type = FF_PERIODIC; in compat_effect()
68 effect->u.periodic.waveform = FF_SINE; in compat_effect()
69 effect->u.periodic.period = 50; in compat_effect()
70 effect->u.periodic.magnitude = max(magnitude, 0x7fff); in compat_effect()
71 effect->u.periodic.offset = 0; in compat_effect()
72 effect->u.periodic.phase = 0; in compat_effect()
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Dinput-compat.c63 struct ff_effect *effect) in input_ff_effect_from_user() argument
76 compat_effect = (struct ff_effect_compat *)effect; in input_ff_effect_from_user()
84 effect->u.periodic.custom_data = in input_ff_effect_from_user()
90 if (copy_from_user(effect, buffer, sizeof(struct ff_effect))) in input_ff_effect_from_user()
118 struct ff_effect *effect) in input_ff_effect_from_user() argument
123 if (copy_from_user(effect, buffer, sizeof(struct ff_effect))) in input_ff_effect_from_user()
/Linux-v5.4/drivers/hid/usbhid/
Dhid-pidff.c274 struct ff_effect *effect) in pidff_set_constant_force_report() argument
279 effect->u.constant.level); in pidff_set_constant_force_report()
288 static int pidff_needs_set_constant(struct ff_effect *effect, in pidff_needs_set_constant() argument
291 return effect->u.constant.level != old->u.constant.level; in pidff_needs_set_constant()
298 struct ff_effect *effect) in pidff_set_effect_report() argument
304 pidff->set_effect[PID_DURATION].value[0] = effect->replay.length; in pidff_set_effect_report()
305 pidff->set_effect[PID_TRIGGER_BUTTON].value[0] = effect->trigger.button; in pidff_set_effect_report()
307 effect->trigger.interval; in pidff_set_effect_report()
312 pidff_rescale(effect->direction, 0xffff, in pidff_set_effect_report()
314 pidff->set_effect[PID_START_DELAY].value[0] = effect->replay.delay; in pidff_set_effect_report()
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/Linux-v5.4/sound/synth/emux/
Demux_effect.c88 short effect; in effect_set_byte() local
91 effect = fx->val[type]; in effect_set_byte()
94 effect += *(char*)valp; in effect_set_byte()
96 effect += *valp; in effect_set_byte()
98 if (effect < parm_defs[type].low) in effect_set_byte()
99 effect = parm_defs[type].low; in effect_set_byte()
100 else if (effect > parm_defs[type].high) in effect_set_byte()
101 effect = parm_defs[type].high; in effect_set_byte()
102 *valp = (unsigned char)effect; in effect_set_byte()
109 int effect; in effect_set_word() local
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/Linux-v5.4/Documentation/input/
Dff.rst115 int ioctl(int file_descriptor, int request, struct ff_effect *effect);
119 "effect" points to a structure describing the effect to upload. The effect is
121 The content of effect may be modified. In particular, its field "id" is set
123 some operations (removing an effect, controlling the playback).
125 allocate a new effect.
142 Removing an effect from the device
147 int ioctl(int fd, EVIOCRMFF, effect.id);
150 stops the effect if it was playing.
164 struct ff_effect effect;
171 play.code = effect.id;
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/Linux-v5.4/drivers/hid/
Dhid-logitech-hidpp.c1842 static int hidpp_ff_upload_effect(struct input_dev *dev, struct ff_effect *effect, struct ff_effect… in hidpp_ff_upload_effect() argument
1850 params[2] = effect->replay.length >> 8; in hidpp_ff_upload_effect()
1851 params[3] = effect->replay.length & 255; in hidpp_ff_upload_effect()
1852 params[4] = effect->replay.delay >> 8; in hidpp_ff_upload_effect()
1853 params[5] = effect->replay.delay & 255; in hidpp_ff_upload_effect()
1855 switch (effect->type) { in hidpp_ff_upload_effect()
1857 force = (effect->u.constant.level * fixp_sin16((effect->direction * 360) >> 16)) >> 15; in hidpp_ff_upload_effect()
1861 params[8] = effect->u.constant.envelope.attack_level >> 7; in hidpp_ff_upload_effect()
1862 params[9] = effect->u.constant.envelope.attack_length >> 8; in hidpp_ff_upload_effect()
1863 params[10] = effect->u.constant.envelope.attack_length & 255; in hidpp_ff_upload_effect()
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Dhid-lgff.c57 static int hid_lgff_play(struct input_dev *dev, void *data, struct ff_effect *effect) in hid_lgff_play() argument
67 switch (effect->type) { in hid_lgff_play()
69 x = effect->u.ramp.start_level + 0x7f; /* 0x7f is center */ in hid_lgff_play()
70 y = effect->u.ramp.end_level + 0x7f; in hid_lgff_play()
82 right = effect->u.rumble.strong_magnitude; in hid_lgff_play()
83 left = effect->u.rumble.weak_magnitude; in hid_lgff_play()
Dhid-tmff.c74 struct ff_effect *effect) in tmff_play() argument
83 switch (effect->type) { in tmff_play()
85 x = tmff_scale_s8(effect->u.ramp.start_level, in tmff_play()
88 y = tmff_scale_s8(effect->u.ramp.end_level, in tmff_play()
99 left = tmff_scale_u16(effect->u.rumble.weak_magnitude, in tmff_play()
102 right = tmff_scale_u16(effect->u.rumble.strong_magnitude, in tmff_play()
Dhid-lg3ff.c49 struct ff_effect *effect) in hid_lg3ff_play() argument
63 switch (effect->type) { in hid_lg3ff_play()
69 x = effect->u.ramp.start_level; in hid_lg3ff_play()
70 y = effect->u.ramp.end_level; in hid_lg3ff_play()
Dhid-lg2ff.c23 struct ff_effect *effect) in play_effect() argument
29 strong = effect->u.rumble.strong_magnitude; in play_effect()
30 weak = effect->u.rumble.weak_magnitude; in play_effect()
Dhid-betopff.c38 struct ff_effect *effect) in hid_betopff_play() argument
44 left = effect->u.rumble.strong_magnitude; in hid_betopff_play()
45 right = effect->u.rumble.weak_magnitude; in hid_betopff_play()
Dhid-zpff.c26 struct ff_effect *effect) in zpff_play() argument
38 left = effect->u.rumble.strong_magnitude; in zpff_play()
39 right = effect->u.rumble.weak_magnitude; in zpff_play()
Dhid-holtekff.c91 struct ff_effect *effect) in holtekff_play() argument
100 left = effect->u.rumble.strong_magnitude; in holtekff_play()
101 right = effect->u.rumble.weak_magnitude; in holtekff_play()
Dhid-emsff.c23 struct ff_effect *effect) in emsff_play() argument
29 weak = effect->u.rumble.weak_magnitude; in emsff_play()
30 strong = effect->u.rumble.strong_magnitude; in emsff_play()
Dhid-mf.c34 static int mf_play(struct input_dev *dev, void *data, struct ff_effect *effect) in mf_play() argument
40 strong = effect->u.rumble.strong_magnitude; in mf_play()
41 weak = effect->u.rumble.weak_magnitude; in mf_play()
Dhid-sjoy.c30 struct ff_effect *effect) in hid_sjoyff_play() argument
36 left = effect->u.rumble.strong_magnitude; in hid_sjoyff_play()
37 right = effect->u.rumble.weak_magnitude; in hid_sjoyff_play()
/Linux-v5.4/drivers/input/misc/
Darizona-haptics.c109 struct ff_effect *effect) in arizona_haptics_play() argument
119 if (effect->u.rumble.strong_magnitude) { in arizona_haptics_play()
123 effect->u.rumble.strong_magnitude >> 9; in arizona_haptics_play()
124 if (effect->direction < 0x8000) in arizona_haptics_play()
128 effect->u.rumble.strong_magnitude >> 8; in arizona_haptics_play()
Duinput.c49 struct ff_effect *effect; member
231 struct ff_effect *effect, in uinput_dev_upload_effect() argument
244 if (effect->type == FF_PERIODIC && in uinput_dev_upload_effect()
245 effect->u.periodic.waveform == FF_CUSTOM) in uinput_dev_upload_effect()
249 request.u.upload.effect = effect; in uinput_dev_upload_effect()
715 struct ff_effect_compat effect; member
733 memcpy(&ff_up_compat.effect, &ff_up->effect, in uinput_ff_upload_to_user()
762 memcpy(&ff_up->effect, &ff_up_compat.effect, in uinput_ff_upload_from_user()
941 !req->u.upload.effect) { in uinput_ioctl_handler()
947 ff_up.effect = *req->u.upload.effect; in uinput_ioctl_handler()
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Dtwl4030-vibra.c123 struct ff_effect *effect) in vibra_play() argument
127 info->speed = effect->u.rumble.strong_magnitude >> 8; in vibra_play()
129 info->speed = effect->u.rumble.weak_magnitude >> 9; in vibra_play()
130 info->direction = effect->direction < EFFECT_DIR_180_DEG ? 0 : 1; in vibra_play()
/Linux-v5.4/sound/isa/sb/
Demu8000.c668 int effect = emu->chorus_mode; in snd_emu8000_update_chorus_mode() local
669 if (effect < 0 || effect >= SNDRV_EMU8000_CHORUS_NUMBERS || in snd_emu8000_update_chorus_mode()
670 (effect >= SNDRV_EMU8000_CHORUS_PREDEFINED && !chorus_defined[effect])) in snd_emu8000_update_chorus_mode()
672 EMU8000_INIT3_WRITE(emu, 0x09, chorus_parm[effect].feedback); in snd_emu8000_update_chorus_mode()
673 EMU8000_INIT3_WRITE(emu, 0x0c, chorus_parm[effect].delay_offset); in snd_emu8000_update_chorus_mode()
674 EMU8000_INIT4_WRITE(emu, 0x03, chorus_parm[effect].lfo_depth); in snd_emu8000_update_chorus_mode()
675 EMU8000_HWCF4_WRITE(emu, chorus_parm[effect].delay); in snd_emu8000_update_chorus_mode()
676 EMU8000_HWCF5_WRITE(emu, chorus_parm[effect].lfo_freq); in snd_emu8000_update_chorus_mode()
796 int effect = emu->reverb_mode; in snd_emu8000_update_reverb_mode() local
799 if (effect < 0 || effect >= SNDRV_EMU8000_REVERB_NUMBERS || in snd_emu8000_update_reverb_mode()
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/Linux-v5.4/Documentation/input/devices/
Diforce-protocol.rst82 01 Bit 8 is set if the effect is playing. Bits 0 to 7 are the effect id.
89 Force effect
111 Bits 4-7: Val 2 = effect along one axis. Byte 05 indicates direction
116 Val x+1 = Button x triggers the effect
119 03-04 Duration of effect (little endian encoding, in ms)
121 05 Direction of effect, if applicable. Else, see 02 for value to assign.
133 0c-0d Delay before execution of effect (little endian encoding, in ms)
283 Query effect
290 Send effect type.
367 3. Play the effect, and watch what happens on the spy screen.
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/Linux-v5.4/drivers/media/platform/exynos4-is/
Dfimc-core.c461 struct fimc_effect *effect = &ctx->effect; in fimc_set_color_effect() local
465 effect->type = FIMC_REG_CIIMGEFF_FIN_BYPASS; in fimc_set_color_effect()
468 effect->type = FIMC_REG_CIIMGEFF_FIN_ARBITRARY; in fimc_set_color_effect()
469 effect->pat_cb = 128; in fimc_set_color_effect()
470 effect->pat_cr = 128; in fimc_set_color_effect()
473 effect->type = FIMC_REG_CIIMGEFF_FIN_ARBITRARY; in fimc_set_color_effect()
474 effect->pat_cb = 115; in fimc_set_color_effect()
475 effect->pat_cr = 145; in fimc_set_color_effect()
478 effect->type = FIMC_REG_CIIMGEFF_FIN_NEGATIVE; in fimc_set_color_effect()
481 effect->type = FIMC_REG_CIIMGEFF_FIN_EMBOSSING; in fimc_set_color_effect()
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