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/linux/drivers/input/touchscreen/
H A Dda9034-ts.c66 static inline int is_pen_down(struct da9034_touch *touch) in is_pen_down() argument
68 return da903x_query_status(touch->da9034_dev, DA9034_STATUS_PEN_DOWN); in is_pen_down()
71 static inline int detect_pen_down(struct da9034_touch *touch, int on) in detect_pen_down() argument
74 return da903x_set_bits(touch->da9034_dev, in detect_pen_down()
77 return da903x_clr_bits(touch->da9034_dev, in detect_pen_down()
81 static int read_tsi(struct da9034_touch *touch) in read_tsi() argument
86 ret = da903x_read(touch->da9034_dev, DA9034_TSI_X_MSB, &_x); in read_tsi()
90 ret = da903x_read(touch->da9034_dev, DA9034_TSI_Y_MSB, &_y); in read_tsi()
94 ret = da903x_read(touch->da9034_dev, DA9034_TSI_XY_LSB, &_v); in read_tsi()
98 touch->last_x = ((_x << 2) & 0x3fc) | (_v & 0x3); in read_tsi()
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H A D88pm860x-ts.c50 struct pm860x_touch *touch = data; in pm860x_touch_handler() local
51 struct pm860x_chip *chip = touch->chip; in pm860x_touch_handler()
57 ret = pm860x_bulk_read(touch->i2c, MEAS_TSIX_1, MEAS_LEN, buf); in pm860x_touch_handler()
68 if ((x != 0) && (z1 != 0) && (touch->res_x != 0)) { in pm860x_touch_handler()
70 rt = (rt * touch->res_x * x) >> ACCURATE_BIT; in pm860x_touch_handler()
74 input_report_abs(touch->idev, ABS_X, x); in pm860x_touch_handler()
75 input_report_abs(touch->idev, ABS_Y, y); in pm860x_touch_handler()
76 input_report_abs(touch->idev, ABS_PRESSURE, rt); in pm860x_touch_handler()
77 input_report_key(touch->idev, BTN_TOUCH, 1); in pm860x_touch_handler()
80 input_report_abs(touch->idev, ABS_PRESSURE, 0); in pm860x_touch_handler()
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H A Dmms114.c160 static void mms114_process_mt(struct mms114_data *data, struct mms114_touch *touch) in mms114_process_mt() argument
168 if (touch->id > MMS114_MAX_TOUCH) { in mms114_process_mt()
169 dev_err(&client->dev, "Wrong touch id (%d)\n", touch->id); in mms114_process_mt()
173 id = touch->id - 1; in mms114_process_mt()
174 x = touch->x_lo | touch->x_hi << 8; in mms114_process_mt()
175 y = touch->y_lo | touch->y_hi << 8; in mms114_process_mt()
179 id, touch->type, touch->pressed, in mms114_process_mt()
180 x, y, touch->width, touch->strength); in mms114_process_mt()
183 input_mt_report_slot_state(input_dev, MT_TOOL_FINGER, touch->pressed); in mms114_process_mt()
185 if (touch->pressed) { in mms114_process_mt()
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H A Dwacom_w8001.c157 bool touch = data[0] & (1 << i); in parse_multi_touch() local
160 input_mt_report_slot_state(dev, MT_TOOL_FINGER, touch); in parse_multi_touch()
161 if (touch) { in parse_multi_touch()
465 struct w8001_touch_query touch; in w8001_setup_touch() local
485 parse_touchquery(w8001->response, &touch); in w8001_setup_touch()
486 w8001->max_touch_x = touch.x; in w8001_setup_touch()
487 w8001->max_touch_y = touch.y; in w8001_setup_touch()
491 touch.x = w8001->max_pen_x; in w8001_setup_touch()
492 touch.y = w8001->max_pen_y; in w8001_setup_touch()
493 touch.panel_res = W8001_PEN_RESOLUTION; in w8001_setup_touch()
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H A Dnovatek-nvt-ts.c96 u8 *touch; in nvt_ts_irq()
104 touch = &data->buf[i * NVT_TS_TOUCH_SIZE]; in nvt_ts_irq()
106 if (touch[0] == NVT_TS_TOUCH_INVALID) in nvt_ts_irq()
109 slot = touch[0] >> NVT_TS_TOUCH_SLOT_SHIFT; in nvt_ts_irq()
115 switch (touch[0] & NVT_TS_TOUCH_TYPE_MASK) { in nvt_ts_irq()
124 dev_warn(dev, "slot %d unknown state %d\n", slot, touch[0] & 7); in nvt_ts_irq()
129 x = (touch[1] << 4) | (touch[3] >> 4); in nvt_ts_irq()
130 y = (touch[2] << 4) | (touch[ in nvt_ts_irq()
98 u8 *touch; nvt_ts_irq() local
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H A Dusbtouchscreen.c103 int touch, press; member
136 dev->touch = (tmp > 0); in e2i_read_data()
207 dev->touch = pkt[0] & 0x01; in egalax_read_data()
263 dev->touch = pkt[0] & 0x01; in etouch_read_data()
304 dev->touch = pkt[0] & 0x01; in panjit_read_data()
340 dev->touch = (pkt[2] & 0x40) ? 1 : 0; in mtouch_read_data()
492 int touch; in itm_read_data() local
501 touch = ~pkt[7] & 0x20; in itm_read_data()
502 if (!touch) { in itm_read_data()
503 if (dev->touch) { in itm_read_data()
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H A Dchipone_icn8318.c112 struct icn8318_touch *touch = &touch_data.touches[i]; in icn8318_irq() local
113 bool act = icn8318_touch_active(touch->event); in icn8318_irq()
115 input_mt_slot(data->input, touch->slot); in icn8318_irq()
121 be16_to_cpu(touch->x), in icn8318_irq()
122 be16_to_cpu(touch->y), true); in icn8318_irq()
H A Dmc13783_ts.c38 struct mc13xxx_ts_platform_data *touch; member
126 priv->touch->ato, priv->touch->atox, in mc13783_ts_work()
179 priv->touch = dev_get_platdata(&pdev->dev); in mc13783_ts_probe()
180 if (!priv->touch) { in mc13783_ts_probe()
H A Dili210x.c51 bool (*continue_polling)(const u8 *data, bool touch);
121 static bool ili210x_check_continue_polling(const u8 *data, bool touch) in ili210x_check_continue_polling() argument
182 static bool ili211x_decline_polling(const u8 *data, bool touch) in ili211x_decline_polling() argument
213 static bool ili212x_check_continue_polling(const u8 *data, bool touch) in ili212x_check_continue_polling() argument
215 return touch; in ili212x_check_continue_polling()
289 static bool ili251x_check_continue_polling(const u8 *data, bool touch) in ili251x_check_continue_polling() argument
291 return touch; in ili251x_check_continue_polling()
309 bool contact = false, touch; in ili210x_report_events() local
313 touch = priv->chip->parse_touch_data(touchdata, i, &x, &y, &z); in ili210x_report_events()
316 if (input_mt_report_slot_state(input, MT_TOOL_FINGER, touch)) { in ili210x_report_events()
339 bool touch; ili210x_irq() local
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/linux/drivers/input/mouse/
H A Dsynaptics_i2c.c230 static inline void set_scan_rate(struct synaptics_i2c *touch, int scan_rate) in set_scan_rate() argument
232 touch->scan_ms = MSEC_PER_SEC / scan_rate; in set_scan_rate()
233 touch->scan_rate_param = scan_rate; in set_scan_rate()
347 static bool synaptics_i2c_get_input(struct synaptics_i2c *touch) in synaptics_i2c_get_input()
349 struct input_dev *input = touch->input; in synaptics_i2c_get_input()
355 if (synaptics_i2c_check_error(touch->client)) in synaptics_i2c_get_input()
359 data = synaptics_i2c_reg_get(touch->client, DATA_REG0); in synaptics_i2c_get_input()
366 xy_delta = synaptics_i2c_word_get(touch->client, REL_X_REG) & 0xffff; in synaptics_i2c_get_input()
385 struct synaptics_i2c *touch = dev_id; in synaptics_i2c_check_params()
387 mod_delayed_work(system_dfl_wq, &touch in synaptics_i2c_check_params()
335 synaptics_i2c_get_input(struct synaptics_i2c * touch) synaptics_i2c_get_input() argument
373 struct synaptics_i2c *touch = dev_id; synaptics_i2c_irq() local
380 synaptics_i2c_check_params(struct synaptics_i2c * touch) synaptics_i2c_check_params() argument
407 synaptics_i2c_adjust_delay(struct synaptics_i2c * touch,bool have_data) synaptics_i2c_adjust_delay() argument
434 struct synaptics_i2c *touch = synaptics_i2c_work_handler() local
456 struct synaptics_i2c *touch = input_get_drvdata(input); synaptics_i2c_open() local
472 struct synaptics_i2c *touch = input_get_drvdata(input); synaptics_i2c_close() local
483 synaptics_i2c_set_input_params(struct synaptics_i2c * touch) synaptics_i2c_set_input_params() argument
509 struct synaptics_i2c *touch; synaptics_i2c_touch_create() local
527 struct synaptics_i2c *touch; synaptics_i2c_probe() local
591 struct synaptics_i2c *touch = i2c_get_clientdata(client); synaptics_i2c_remove() local
603 struct synaptics_i2c *touch = i2c_get_clientdata(client); synaptics_i2c_suspend() local
617 struct synaptics_i2c *touch = i2c_get_clientdata(client); synaptics_i2c_resume() local
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H A Dbyd.c233 bool touch; member
241 input_report_key(dev, BTN_TOUCH, priv->touch); in byd_report_input()
242 input_report_key(dev, BTN_TOOL_FINGER, priv->touch); in byd_report_input()
259 priv->touch = false; in byd_clear_touch()
290 if (!priv->touch) { in byd_process_byte()
294 priv->touch = time_after(jiffies, tap_time); in byd_process_byte()
313 priv->touch = true; in byd_process_byte()
328 if (priv->touch) { in byd_process_byte()
/linux/Documentation/userspace-api/media/v4l/
H A Ddev-touch.rst17 Sensors may be Optical, or Projected Capacitive touch (PCT).
22 analogue front end device which delivers touch data at high rate, and any touch
25 For capacitive touch sensing, the touchscreen is composed of an array of
31 A touch input may be determined by comparing the raw capacitance measurement to
32 a no-touch reference (or "baseline") measurement:
37 the touch sensor matrix, for example manufacturing irregularities,
43 Devices supporting the touch interface set the ``V4L2_CAP_VIDEO_CAPTURE`` flag
51 The formats supported by touch devices are documented in
57 A touch device may support any I/O method.
/linux/drivers/hid/
H A Dhid-udraw-ps3.c105 int touch; in udraw_raw_event() local
112 touch = TOUCH_NONE; in udraw_raw_event()
114 touch = TOUCH_PEN; in udraw_raw_event()
116 touch = TOUCH_FINGER; in udraw_raw_event()
118 touch = TOUCH_TWOFINGER; in udraw_raw_event()
171 if (touch != TOUCH_NONE) { in udraw_raw_event()
178 if (touch == TOUCH_FINGER) { in udraw_raw_event()
184 } else if (touch == TOUCH_TWOFINGER) { in udraw_raw_event()
213 if (touch == TOUCH_FINGER || touch == TOUCH_TWOFINGER) { in udraw_raw_event()
216 touch == TOUCH_FINGER); in udraw_raw_event()
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/linux/tools/testing/scatterlist/
H A DMakefile28 @touch asm/io.h
29 @touch linux/highmem.h
30 @touch linux/kmemleak.h
31 @touch linux/slab.h
/linux/Documentation/ABI/testing/
H A Dsysfs-driver-hid-ntrig7 start of activity (activating touch).
16 acknowledging the end of activity (deactivating touch).
34 start processing touch events.
37 start processing touch events.
49 min_width (RW) Minimum touch contact width to decide
52 min_height (RW) Minimum touch contact height to decide
/linux/tools/testing/selftests/ia64/
H A Daliasing-test.c24 static int map_mem(char *path, off_t offset, size_t length, int touch) in map_mem() argument
46 if (touch) { in map_mem()
62 static int scan_tree(char *path, char *file, off_t offset, size_t length, int touch) in scan_tree() argument
89 rc = map_mem(path2, offset, length, touch); in scan_tree()
91 …fprintf(stderr, "PASS: %s 0x%lx-0x%lx is %s\n", path2, offset, offset + length, touch ? "readable"… in scan_tree()
101 rc = scan_tree(path2, file, offset, length, touch); in scan_tree()
/linux/arch/arm/boot/dts/st/
H A Dste-href-stuib.dtsi109 rohm,touch-max-x = <384>;
110 rohm,touch-max-y = <704>;
121 rohm,touch-max-x = <384>;
122 rohm,touch-max-y = <704>;
177 touch {
180 * ROHM touch screen uses GPIO 143 for
/linux/tools/testing/selftests/powerpc/benchmarks/
H A Dcontext_switch.c55 static void touch(void) in touch() function
189 touch(); in pipe_thread1()
192 touch(); in pipe_thread1()
204 touch(); in pipe_thread2()
207 touch(); in pipe_thread2()
234 touch(); in yield_thread1()
246 touch(); in yield_thread2()
/linux/drivers/media/rc/
H A Dimon.c124 struct input_dev *touch; /* input device for touchscreen */ member
1108 input_report_abs(ictx->touch, ABS_X, ictx->touch_x); in imon_touch_display_timeout()
1109 input_report_abs(ictx->touch, ABS_Y, ictx->touch_y); in imon_touch_display_timeout()
1110 input_report_key(ictx->touch, BTN_TOUCH, 0x00); in imon_touch_display_timeout()
1111 input_sync(ictx->touch); in imon_touch_display_timeout()
1388 input_report_abs(ictx->touch, ABS_X, ictx->touch_x); in imon_touch_event()
1389 input_report_abs(ictx->touch, ABS_Y, ictx->touch_y); in imon_touch_event()
1390 input_report_key(ictx->touch, BTN_TOUCH, 0x01); in imon_touch_event()
1391 input_sync(ictx->touch); in imon_touch_event()
1637 if (ictx->touch && len == 8 && buf[7] == 0x86) { in imon_incoming_packet()
[all …]
/linux/Documentation/input/
H A Dmulti-touch-protocol.rst4 Multi-touch (MT) Protocol
13 In order to utilize the full power of the new multi-touch and multi-user
16 document describes the multi-touch (MT) protocol which allows kernel
34 packet. Since these events are ignored by current single-touch (ST)
48 All drivers mark the end of a multi-touch transfer by calling the usual
95 Here is what a minimal event sequence for a two-contact touch would look
131 Here is what a minimal event sequence for a two-contact touch would look
182 ABS_MT_TOOL_X/Y. The touch diameter is ABS_MT_TOUCH_MAJOR and the finger
184 harder against the glass. The touch region will increase, and in general,
213 In addition to the MAJOR parameters, the oval shape of the touch and finger
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H A Devent-codes.rst52 coordinates of a touch on a touchscreen.
110 - Used to synchronize and separate touch events. See the
111 multi-touch-protocol.txt document for more information.
148 BTN_TOUCH is used for touch contact. While an input tool is determined to be
152 touchpad may set the value to 1 only when the touch pressure rises above a
160 Note: Historically a touch device with BTN_TOOL_FINGER and BTN_TOUCH was
182 be used to emit these codes. Please see multi-touch-protocol.txt for details.
222 may emit coordinates for a touch location.
253 multi-touch-protocol.txt for details.
257 - For touch devices, many devices converted contact size into pressure.
[all …]
/linux/tools/testing/selftests/rcutorture/bin/
H A Dkvm-series.sh84 touch $T/torunlist
133 touch $T/successlistfile
134 touch $T/faillistfile
173 touch $T/successlistfile
178 touch $T/faillistfile
/linux/Documentation/input/devices/
H A Delantech.rst26 5.2.2 One/Three finger touch
27 5.2.3 Two finger touch
31 6.2.1 One/Three finger touch
32 6.2.2 Two finger touch
54 and width of the touch. Hardware version 3 uses 6 bytes per packet (and
285 w = 1 when wide finger touch?
331 tw = 1 when two finger touch
332 th = 1 when three finger touch
333 f = 1 when finger touch
425 One/Three finger touch
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/linux/tools/perf/tests/shell/
H A Dtest_arm_coresight.sh41 -- taskset -c $2 touch $file > /dev/null 2>&1
125 perf_script_branch_samples touch &&
126 perf_report_branch_samples touch &&
127 perf_report_instruction_samples touch
/linux/tools/testing/selftests/hid/tests/
H A Dtest_sony.py145 r = uhdev.event(touch=[t0])
155 r = uhdev.event(touch=[t0])
173 r = uhdev.event(touch=[t0])
184 r = uhdev.event(touch=[t0, t1])
203 r = uhdev.event(touch=[t0, t1])
212 r = uhdev.event(touch=[t1])

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