| /kernel/linux/linux-5.10/drivers/input/joystick/iforce/ |
| D | iforce-ff.c | 12 * Set the magnitude of a constant force effect
45 * Upload the component of an effect dealing with the period, phase and magnitude
83 * Uploads the part of an effect setting the envelope of the force
178 * Analyse the changes in an effect, and tell if we need to send an condition
189 dev_warn(&iforce->dev->dev, "bad effect type in %s\n", in need_condition_modifier()
206 * Analyse the changes in an effect, and tell if we need to send a magnitude
211 struct ff_effect *effect) in need_magnitude_modifier() argument
213 if (effect->type != FF_CONSTANT) { in need_magnitude_modifier()
214 dev_warn(&iforce->dev->dev, "bad effect type in %s\n", in need_magnitude_modifier()
219 return old->u.constant.level != effect->u.constant.level; in need_magnitude_modifier()
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| D | iforce-main.c | 104 * It uploads an effect to the device
106 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()
113 /* Check the effect is not already being updated */ in iforce_upload_effect()
119 * Upload the effect 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()
149 * Erases an effect: it frees the effect id and mark as unused the memory
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| /kernel/linux/linux-4.19/drivers/input/joystick/iforce/ |
| D | iforce-ff.c | 27 * Set the magnitude of a constant force effect
60 * Upload the component of an effect dealing with the period, phase and magnitude
98 * Uploads the part of an effect setting the envelope of the force
193 * Analyse the changes in an effect, and tell if we need to send an condition
204 dev_warn(&iforce->dev->dev, "bad effect type in %s\n", in need_condition_modifier()
221 * Analyse the changes in an effect, and tell if we need to send a magnitude
226 struct ff_effect *effect) in need_magnitude_modifier() argument
228 if (effect->type != FF_CONSTANT) { in need_magnitude_modifier()
229 dev_warn(&iforce->dev->dev, "bad effect type in %s\n", in need_magnitude_modifier()
234 return old->u.constant.level != effect->u.constant.level; in need_magnitude_modifier()
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| /kernel/linux/linux-5.10/drivers/input/ |
| D | ff-core.c | 21 * Check that the effect_id is a valid effect and whether the user
49 * Convert an effect into compatible one
51 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()
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| D | ff-memless.c | 39 struct ff_effect *effect; member
40 unsigned long flags; /* effect state (STARTED, PLAYING, etc) */
41 int count; /* loop count of the effect */
44 unsigned long adj_at; /* last time the effect was sent */
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()
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| D | input-compat.c | 63 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()
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| /kernel/linux/linux-4.19/drivers/input/ |
| D | ff-memless.c | 51 struct ff_effect *effect; member
52 unsigned long flags; /* effect state (STARTED, PLAYING, etc) */
53 int count; /* loop count of the effect */
56 unsigned long adj_at; /* last time the effect was sent */
67 struct ff_effect *effect);
70 static const struct ff_envelope *get_envelope(const struct ff_effect *effect) in get_envelope() argument
74 switch (effect->type) { in get_envelope()
76 return &effect->u.periodic.envelope; in get_envelope()
79 return &effect->u.constant.envelope; in get_envelope()
91 const struct ff_envelope *envelope = get_envelope(state->effect); in calculate_next_time()
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| D | ff-core.c | 33 * Check that the effect_id is a valid effect and whether the user
61 * Convert an effect into compatible one
63 static int compat_effect(struct ff_device *ff, struct ff_effect *effect) in compat_effect() argument
67 switch (effect->type) { in compat_effect()
76 magnitude = effect->u.rumble.strong_magnitude / 3 + in compat_effect()
77 effect->u.rumble.weak_magnitude / 6; in compat_effect()
79 effect->type = FF_PERIODIC; in compat_effect()
80 effect->u.periodic.waveform = FF_SINE; in compat_effect()
81 effect->u.periodic.period = 50; in compat_effect()
82 effect->u.periodic.magnitude = max(magnitude, 0x7fff); in compat_effect()
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| D | input-compat.c | 66 struct ff_effect *effect) in input_ff_effect_from_user() argument
79 compat_effect = (struct ff_effect_compat *)effect; in input_ff_effect_from_user()
87 effect->u.periodic.custom_data = in input_ff_effect_from_user()
93 if (copy_from_user(effect, buffer, sizeof(struct ff_effect))) in input_ff_effect_from_user()
121 struct ff_effect *effect) in input_ff_effect_from_user() argument
126 if (copy_from_user(effect, buffer, sizeof(struct ff_effect))) in input_ff_effect_from_user()
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| /kernel/linux/linux-5.10/drivers/hid/usbhid/ |
| D | hid-pidff.c | 274 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()
295 * Send set effect report to the device
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()
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| /kernel/linux/linux-4.19/drivers/hid/usbhid/ |
| D | hid-pidff.c | 286 struct ff_effect *effect) in pidff_set_constant_force_report() argument
291 effect->u.constant.level); in pidff_set_constant_force_report()
300 static int pidff_needs_set_constant(struct ff_effect *effect, in pidff_needs_set_constant() argument
303 return effect->u.constant.level != old->u.constant.level; in pidff_needs_set_constant()
307 * Send set effect report to the device
310 struct ff_effect *effect) in pidff_set_effect_report() argument
316 pidff->set_effect[PID_DURATION].value[0] = effect->replay.length; in pidff_set_effect_report()
317 pidff->set_effect[PID_TRIGGER_BUTTON].value[0] = effect->trigger.button; in pidff_set_effect_report()
319 effect->trigger.interval; in pidff_set_effect_report()
324 pidff_rescale(effect->direction, 0xffff, in pidff_set_effect_report()
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| /kernel/linux/linux-5.10/Documentation/input/ |
| D | ff.rst | 115 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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| /kernel/linux/linux-4.19/Documentation/input/ |
| D | ff.rst | 115 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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| /kernel/linux/linux-5.10/sound/synth/emux/ |
| D | emux_effect.c | 84 /* set byte effect value */
88 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()
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| /kernel/linux/linux-4.19/sound/synth/emux/ |
| D | emux_effect.c | 98 /* set byte effect value */
102 short effect; in effect_set_byte() local
105 effect = fx->val[type]; in effect_set_byte()
108 effect += *(char*)valp; in effect_set_byte()
110 effect += *valp; in effect_set_byte()
112 if (effect < parm_defs[type].low) in effect_set_byte()
113 effect = parm_defs[type].low; in effect_set_byte()
114 else if (effect > parm_defs[type].high) in effect_set_byte()
115 effect = parm_defs[type].high; in effect_set_byte()
116 *valp = (unsigned char)effect; in effect_set_byte()
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| /kernel/linux/linux-5.10/include/uapi/linux/ |
| D | input.h | 179 #define EVIOCSFF _IOW('E', 0x80, struct ff_effect) /* send a force effect to a force feedback devi…
180 #define EVIOCRMFF _IOW('E', 0x81, int) /* Erase a force effect */
285 * Values describing the status of a force-feedback effect
302 * struct ff_replay - defines scheduling of the force-feedback effect
303 * @length: duration of the effect
304 * @delay: delay before effect should start playing
312 * struct ff_trigger - defines what triggers the force-feedback effect
313 * @button: number of the button triggering the effect
314 * @interval: controls how soon the effect can be re-triggered
322 * struct ff_envelope - generic force-feedback effect envelope
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| /kernel/linux/linux-4.19/include/uapi/linux/ |
| D | input.h | 179 #define EVIOCSFF _IOW('E', 0x80, struct ff_effect) /* send a force effect to a force feedback devi…
180 #define EVIOCRMFF _IOW('E', 0x81, int) /* Erase a force effect */
285 * Values describing the status of a force-feedback effect
302 * struct ff_replay - defines scheduling of the force-feedback effect
303 * @length: duration of the effect
304 * @delay: delay before effect should start playing
312 * struct ff_trigger - defines what triggers the force-feedback effect
313 * @button: number of the button triggering the effect
314 * @interval: controls how soon the effect can be re-triggered
322 * struct ff_envelope - generic force-feedback effect envelope
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| /kernel/linux/linux-5.10/Documentation/ABI/testing/ |
| D | debugfs-hisi-sec | 7 Only available for PF, and take no other effect on SEC.
37 Only available for PF, and take no other effect on SEC.
44 Available for both PF and VF, and take no other effect on SEC.
50 Available for both PF and VF, and take no other effect on SEC.
56 Available for both PF and VF, and take no other effect on SEC.
62 Available for both PF and VF, and take no other effect on SEC.
68 Available for both PF and VF, and take no other effect on SEC.
75 Available for both PF and VF, and take no other effect on SEC.
81 Available for both PF and VF, and take no other effect on SEC.
87 Available for both PF and VF, and take no other effect on SEC.
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| D | debugfs-hisi-hpre | 19 functional effect, only enable or disable counters clear after
55 Writing to this file has no functional effect, only enable or
64 Available for both PF and VF, and take no other effect on HPRE.
70 Available for both PF and VF, and take no other effect on HPRE.
76 Available for both PF and VF, and take no other effect on HPRE.
82 Available for both PF and VF, and take no other effect on HPRE.
88 Available for both PF and VF, and take no other effect on HPRE.
95 Available for both PF and VF, and take no other effect on HPRE.
101 Available for both PF and VF, and take no other effect on HPRE.
107 Available for both PF and VF, and take no other effect on HPRE.
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| D | debugfs-hisi-zip | 18 Writing to this file has no functional effect, only enable or
48 Writing to this file has no functional effect, only enable or
57 Available for both PF and VF, and take no other effect on ZIP.
63 Available for both PF and VF, and take no other effect on ZIP.
69 Available for both PF and VF, and take no other effect on ZIP.
75 Available for both PF and VF, and take no other effect on ZIP.
81 Available for both PF and VF, and take no other effect on ZIP.
88 Available for both PF and VF, and take no other effect on ZIP.
94 Available for both PF and VF, and take no other effect on ZIP.
100 Available for both PF and VF, and take no other effect on ZIP.
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| /kernel/linux/linux-5.10/drivers/hid/ |
| D | hid-holtekff.c | 27 * 01 set effect parameters
28 * 02 play specified effect
29 * 03 stop specified effect
39 * commands 02,03 take only the effect id.
42 * bits 0-3: effect id:
59 * bytes 5-6: unknown (win driver seems to use at least 10e0 with effect 1
60 * and 0014 with effect 6)
62 * bits 0-3: effect magnitude
91 struct ff_effect *effect) in holtekff_play() argument
96 /* effect type 1, length 65535 msec */ in holtekff_play()
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| /kernel/linux/linux-4.19/drivers/hid/ |
| D | hid-holtekff.c | 39 * 01 set effect parameters
40 * 02 play specified effect
41 * 03 stop specified effect
51 * commands 02,03 take only the effect id.
54 * bits 0-3: effect id:
71 * bytes 5-6: unknown (win driver seems to use at least 10e0 with effect 1
72 * and 0014 with effect 6)
74 * bits 0-3: effect magnitude
103 struct ff_effect *effect) in holtekff_play() argument
108 /* effect type 1, length 65535 msec */ in holtekff_play()
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| D | hid-logitech-hidpp.c | 1549 /* find current slot for effect */ in hidpp_ff_work_handler()
1569 /* regular effect uploaded */ in hidpp_ff_work_handler()
1578 /* regular effect destroyed */ in hidpp_ff_work_handler()
1627 static int hidpp_ff_upload_effect(struct input_dev *dev, struct ff_effect *effect, struct ff_effect… in hidpp_ff_upload_effect() argument
1635 params[2] = effect->replay.length >> 8; in hidpp_ff_upload_effect()
1636 params[3] = effect->replay.length & 255; in hidpp_ff_upload_effect()
1637 params[4] = effect->replay.delay >> 8; in hidpp_ff_upload_effect()
1638 params[5] = effect->replay.delay & 255; in hidpp_ff_upload_effect()
1640 switch (effect->type) { in hidpp_ff_upload_effect()
1642 force = (effect->u.constant.level * fixp_sin16((effect->direction * 360) >> 16)) >> 15; in hidpp_ff_upload_effect()
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| /kernel/linux/linux-4.19/Documentation/input/devices/ |
| D | iforce-protocol.rst | 82 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.
323 Set Effect State
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| /kernel/linux/linux-5.10/Documentation/input/devices/ |
| D | iforce-protocol.rst | 82 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.
323 Set Effect State
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