Lines Matching +full:sw +full:- +full:mode
4 * Copyright 2009-2011 Analog Devices Inc.
6 * Licensed under the GPL-2 or later.
133 mask = ((1 << (end_stage + 1)) - 1) - ((1 << start_stage) - 1); in ad714x_use_com_int()
135 ad714x->read(ad714x, STG_COM_INT_EN_REG, &data, 1); in ad714x_use_com_int()
137 ad714x->write(ad714x, STG_COM_INT_EN_REG, data); in ad714x_use_com_int()
139 ad714x->read(ad714x, STG_HIGH_INT_EN_REG, &data, 1); in ad714x_use_com_int()
141 ad714x->write(ad714x, STG_HIGH_INT_EN_REG, data); in ad714x_use_com_int()
150 mask = ((1 << (end_stage + 1)) - 1) - ((1 << start_stage) - 1); in ad714x_use_thr_int()
152 ad714x->read(ad714x, STG_COM_INT_EN_REG, &data, 1); in ad714x_use_thr_int()
154 ad714x->write(ad714x, STG_COM_INT_EN_REG, data); in ad714x_use_thr_int()
156 ad714x->read(ad714x, STG_HIGH_INT_EN_REG, &data, 1); in ad714x_use_thr_int()
158 ad714x->write(ad714x, STG_HIGH_INT_EN_REG, data); in ad714x_use_thr_int()
169 if (ad714x->sensor_val[i] > max_res) { in ad714x_cal_highest_stage()
170 max_res = ad714x->sensor_val[i]; in ad714x_cal_highest_stage()
185 a_param = ad714x->sensor_val[start_stage + 1]; in ad714x_cal_abs_pos()
186 b_param = ad714x->sensor_val[start_stage] + in ad714x_cal_abs_pos()
187 ad714x->sensor_val[start_stage + 1]; in ad714x_cal_abs_pos()
189 a_param = ad714x->sensor_val[end_stage] * in ad714x_cal_abs_pos()
190 (end_stage - start_stage) + in ad714x_cal_abs_pos()
191 ad714x->sensor_val[end_stage - 1] * in ad714x_cal_abs_pos()
192 (end_stage - start_stage - 1); in ad714x_cal_abs_pos()
193 b_param = ad714x->sensor_val[end_stage] + in ad714x_cal_abs_pos()
194 ad714x->sensor_val[end_stage - 1]; in ad714x_cal_abs_pos()
196 a_param = ad714x->sensor_val[highest_stage] * in ad714x_cal_abs_pos()
197 (highest_stage - start_stage) + in ad714x_cal_abs_pos()
198 ad714x->sensor_val[highest_stage - 1] * in ad714x_cal_abs_pos()
199 (highest_stage - start_stage - 1) + in ad714x_cal_abs_pos()
200 ad714x->sensor_val[highest_stage + 1] * in ad714x_cal_abs_pos()
201 (highest_stage - start_stage + 1); in ad714x_cal_abs_pos()
202 b_param = ad714x->sensor_val[highest_stage] + in ad714x_cal_abs_pos()
203 ad714x->sensor_val[highest_stage - 1] + in ad714x_cal_abs_pos()
204 ad714x->sensor_val[highest_stage + 1]; in ad714x_cal_abs_pos()
207 return (max_coord / (end_stage - start_stage)) * a_param / b_param; in ad714x_cal_abs_pos()
212 * Multi-buttons can connect to same positive/negative of one CDC
216 struct ad714x_button_plat *hw = &ad714x->hw->button[idx]; in ad714x_button_state_machine()
217 struct ad714x_button_drv *sw = &ad714x->sw->button[idx]; in ad714x_button_state_machine() local
219 switch (sw->state) { in ad714x_button_state_machine()
221 if (((ad714x->h_state & hw->h_mask) == hw->h_mask) && in ad714x_button_state_machine()
222 ((ad714x->l_state & hw->l_mask) == hw->l_mask)) { in ad714x_button_state_machine()
223 dev_dbg(ad714x->dev, "button %d touched\n", idx); in ad714x_button_state_machine()
224 input_report_key(sw->input, hw->keycode, 1); in ad714x_button_state_machine()
225 input_sync(sw->input); in ad714x_button_state_machine()
226 sw->state = ACTIVE; in ad714x_button_state_machine()
231 if (((ad714x->h_state & hw->h_mask) != hw->h_mask) || in ad714x_button_state_machine()
232 ((ad714x->l_state & hw->l_mask) != hw->l_mask)) { in ad714x_button_state_machine()
233 dev_dbg(ad714x->dev, "button %d released\n", idx); in ad714x_button_state_machine()
234 input_report_key(sw->input, hw->keycode, 0); in ad714x_button_state_machine()
235 input_sync(sw->input); in ad714x_button_state_machine()
236 sw->state = IDLE; in ad714x_button_state_machine()
251 struct ad714x_slider_plat *hw = &ad714x->hw->slider[idx]; in ad714x_slider_cal_sensor_val()
254 ad714x->read(ad714x, CDC_RESULT_S0 + hw->start_stage, in ad714x_slider_cal_sensor_val()
255 &ad714x->adc_reg[hw->start_stage], in ad714x_slider_cal_sensor_val()
256 hw->end_stage - hw->start_stage + 1); in ad714x_slider_cal_sensor_val()
258 for (i = hw->start_stage; i <= hw->end_stage; i++) { in ad714x_slider_cal_sensor_val()
259 ad714x->read(ad714x, STAGE0_AMBIENT + i * PER_STAGE_REG_NUM, in ad714x_slider_cal_sensor_val()
260 &ad714x->amb_reg[i], 1); in ad714x_slider_cal_sensor_val()
262 ad714x->sensor_val[i] = in ad714x_slider_cal_sensor_val()
263 abs(ad714x->adc_reg[i] - ad714x->amb_reg[i]); in ad714x_slider_cal_sensor_val()
269 struct ad714x_slider_plat *hw = &ad714x->hw->slider[idx]; in ad714x_slider_cal_highest_stage()
270 struct ad714x_slider_drv *sw = &ad714x->sw->slider[idx]; in ad714x_slider_cal_highest_stage() local
272 sw->highest_stage = ad714x_cal_highest_stage(ad714x, hw->start_stage, in ad714x_slider_cal_highest_stage()
273 hw->end_stage); in ad714x_slider_cal_highest_stage()
275 dev_dbg(ad714x->dev, "slider %d highest_stage:%d\n", idx, in ad714x_slider_cal_highest_stage()
276 sw->highest_stage); in ad714x_slider_cal_highest_stage()
287 * For i= idx_of_peak_Sensor-1 to i= idx_of_peak_Sensor+1
290 * POS=(Number_of_Positions_Wanted/(Number_of_Sensors_Used-1)) *(v/w)
294 struct ad714x_slider_plat *hw = &ad714x->hw->slider[idx]; in ad714x_slider_cal_abs_pos()
295 struct ad714x_slider_drv *sw = &ad714x->sw->slider[idx]; in ad714x_slider_cal_abs_pos() local
297 sw->abs_pos = ad714x_cal_abs_pos(ad714x, hw->start_stage, hw->end_stage, in ad714x_slider_cal_abs_pos()
298 sw->highest_stage, hw->max_coord); in ad714x_slider_cal_abs_pos()
300 dev_dbg(ad714x->dev, "slider %d absolute position:%d\n", idx, in ad714x_slider_cal_abs_pos()
301 sw->abs_pos); in ad714x_slider_cal_abs_pos()
311 * Filtered_CDC_result = (Filtered_CDC_result * (10 - Coefficient) +
316 struct ad714x_slider_drv *sw = &ad714x->sw->slider[idx]; in ad714x_slider_cal_flt_pos() local
318 sw->flt_pos = (sw->flt_pos * (10 - 4) + in ad714x_slider_cal_flt_pos()
319 sw->abs_pos * 4)/10; in ad714x_slider_cal_flt_pos()
321 dev_dbg(ad714x->dev, "slider %d filter position:%d\n", idx, in ad714x_slider_cal_flt_pos()
322 sw->flt_pos); in ad714x_slider_cal_flt_pos()
327 struct ad714x_slider_plat *hw = &ad714x->hw->slider[idx]; in ad714x_slider_use_com_int()
329 ad714x_use_com_int(ad714x, hw->start_stage, hw->end_stage); in ad714x_slider_use_com_int()
334 struct ad714x_slider_plat *hw = &ad714x->hw->slider[idx]; in ad714x_slider_use_thr_int()
336 ad714x_use_thr_int(ad714x, hw->start_stage, hw->end_stage); in ad714x_slider_use_thr_int()
341 struct ad714x_slider_plat *hw = &ad714x->hw->slider[idx]; in ad714x_slider_state_machine()
342 struct ad714x_slider_drv *sw = &ad714x->sw->slider[idx]; in ad714x_slider_state_machine() local
346 mask = ((1 << (hw->end_stage + 1)) - 1) - ((1 << hw->start_stage) - 1); in ad714x_slider_state_machine()
348 h_state = ad714x->h_state & mask; in ad714x_slider_state_machine()
349 c_state = ad714x->c_state & mask; in ad714x_slider_state_machine()
351 switch (sw->state) { in ad714x_slider_state_machine()
354 sw->state = JITTER; in ad714x_slider_state_machine()
355 /* In End of Conversion interrupt mode, the AD714X in ad714x_slider_state_machine()
359 dev_dbg(ad714x->dev, "slider %d touched\n", idx); in ad714x_slider_state_machine()
368 sw->flt_pos = sw->abs_pos; in ad714x_slider_state_machine()
369 sw->state = ACTIVE; in ad714x_slider_state_machine()
380 input_report_abs(sw->input, ABS_X, sw->flt_pos); in ad714x_slider_state_machine()
381 input_report_key(sw->input, BTN_TOUCH, 1); in ad714x_slider_state_machine()
384 * the AD714X back to threshold interrupt mode. in ad714x_slider_state_machine()
387 sw->state = IDLE; in ad714x_slider_state_machine()
388 input_report_key(sw->input, BTN_TOUCH, 0); in ad714x_slider_state_machine()
389 dev_dbg(ad714x->dev, "slider %d released\n", in ad714x_slider_state_machine()
392 input_sync(sw->input); in ad714x_slider_state_machine()
410 struct ad714x_wheel_plat *hw = &ad714x->hw->wheel[idx]; in ad714x_wheel_cal_highest_stage()
411 struct ad714x_wheel_drv *sw = &ad714x->sw->wheel[idx]; in ad714x_wheel_cal_highest_stage() local
413 sw->pre_highest_stage = sw->highest_stage; in ad714x_wheel_cal_highest_stage()
414 sw->highest_stage = ad714x_cal_highest_stage(ad714x, hw->start_stage, in ad714x_wheel_cal_highest_stage()
415 hw->end_stage); in ad714x_wheel_cal_highest_stage()
417 dev_dbg(ad714x->dev, "wheel %d highest_stage:%d\n", idx, in ad714x_wheel_cal_highest_stage()
418 sw->highest_stage); in ad714x_wheel_cal_highest_stage()
423 struct ad714x_wheel_plat *hw = &ad714x->hw->wheel[idx]; in ad714x_wheel_cal_sensor_val()
426 ad714x->read(ad714x, CDC_RESULT_S0 + hw->start_stage, in ad714x_wheel_cal_sensor_val()
427 &ad714x->adc_reg[hw->start_stage], in ad714x_wheel_cal_sensor_val()
428 hw->end_stage - hw->start_stage + 1); in ad714x_wheel_cal_sensor_val()
430 for (i = hw->start_stage; i <= hw->end_stage; i++) { in ad714x_wheel_cal_sensor_val()
431 ad714x->read(ad714x, STAGE0_AMBIENT + i * PER_STAGE_REG_NUM, in ad714x_wheel_cal_sensor_val()
432 &ad714x->amb_reg[i], 1); in ad714x_wheel_cal_sensor_val()
433 if (ad714x->adc_reg[i] > ad714x->amb_reg[i]) in ad714x_wheel_cal_sensor_val()
434 ad714x->sensor_val[i] = in ad714x_wheel_cal_sensor_val()
435 ad714x->adc_reg[i] - ad714x->amb_reg[i]; in ad714x_wheel_cal_sensor_val()
437 ad714x->sensor_val[i] = 0; in ad714x_wheel_cal_sensor_val()
452 struct ad714x_wheel_plat *hw = &ad714x->hw->wheel[idx]; in ad714x_wheel_cal_abs_pos()
453 struct ad714x_wheel_drv *sw = &ad714x->sw->wheel[idx]; in ad714x_wheel_cal_abs_pos() local
454 int stage_num = hw->end_stage - hw->start_stage + 1; in ad714x_wheel_cal_abs_pos()
458 first_before = (sw->highest_stage + stage_num - 1) % stage_num; in ad714x_wheel_cal_abs_pos()
459 highest = sw->highest_stage; in ad714x_wheel_cal_abs_pos()
460 first_after = (sw->highest_stage + stage_num + 1) % stage_num; in ad714x_wheel_cal_abs_pos()
462 a_param = ad714x->sensor_val[highest] * in ad714x_wheel_cal_abs_pos()
463 (highest - hw->start_stage) + in ad714x_wheel_cal_abs_pos()
464 ad714x->sensor_val[first_before] * in ad714x_wheel_cal_abs_pos()
465 (highest - hw->start_stage - 1) + in ad714x_wheel_cal_abs_pos()
466 ad714x->sensor_val[first_after] * in ad714x_wheel_cal_abs_pos()
467 (highest - hw->start_stage + 1); in ad714x_wheel_cal_abs_pos()
468 b_param = ad714x->sensor_val[highest] + in ad714x_wheel_cal_abs_pos()
469 ad714x->sensor_val[first_before] + in ad714x_wheel_cal_abs_pos()
470 ad714x->sensor_val[first_after]; in ad714x_wheel_cal_abs_pos()
472 sw->abs_pos = ((hw->max_coord / (hw->end_stage - hw->start_stage)) * in ad714x_wheel_cal_abs_pos()
475 if (sw->abs_pos > hw->max_coord) in ad714x_wheel_cal_abs_pos()
476 sw->abs_pos = hw->max_coord; in ad714x_wheel_cal_abs_pos()
477 else if (sw->abs_pos < 0) in ad714x_wheel_cal_abs_pos()
478 sw->abs_pos = 0; in ad714x_wheel_cal_abs_pos()
483 struct ad714x_wheel_plat *hw = &ad714x->hw->wheel[idx]; in ad714x_wheel_cal_flt_pos()
484 struct ad714x_wheel_drv *sw = &ad714x->sw->wheel[idx]; in ad714x_wheel_cal_flt_pos() local
485 if (((sw->pre_highest_stage == hw->end_stage) && in ad714x_wheel_cal_flt_pos()
486 (sw->highest_stage == hw->start_stage)) || in ad714x_wheel_cal_flt_pos()
487 ((sw->pre_highest_stage == hw->start_stage) && in ad714x_wheel_cal_flt_pos()
488 (sw->highest_stage == hw->end_stage))) in ad714x_wheel_cal_flt_pos()
489 sw->flt_pos = sw->abs_pos; in ad714x_wheel_cal_flt_pos()
491 sw->flt_pos = ((sw->flt_pos * 30) + (sw->abs_pos * 71)) / 100; in ad714x_wheel_cal_flt_pos()
493 if (sw->flt_pos > hw->max_coord) in ad714x_wheel_cal_flt_pos()
494 sw->flt_pos = hw->max_coord; in ad714x_wheel_cal_flt_pos()
499 struct ad714x_wheel_plat *hw = &ad714x->hw->wheel[idx]; in ad714x_wheel_use_com_int()
501 ad714x_use_com_int(ad714x, hw->start_stage, hw->end_stage); in ad714x_wheel_use_com_int()
506 struct ad714x_wheel_plat *hw = &ad714x->hw->wheel[idx]; in ad714x_wheel_use_thr_int()
508 ad714x_use_thr_int(ad714x, hw->start_stage, hw->end_stage); in ad714x_wheel_use_thr_int()
513 struct ad714x_wheel_plat *hw = &ad714x->hw->wheel[idx]; in ad714x_wheel_state_machine()
514 struct ad714x_wheel_drv *sw = &ad714x->sw->wheel[idx]; in ad714x_wheel_state_machine() local
518 mask = ((1 << (hw->end_stage + 1)) - 1) - ((1 << hw->start_stage) - 1); in ad714x_wheel_state_machine()
520 h_state = ad714x->h_state & mask; in ad714x_wheel_state_machine()
521 c_state = ad714x->c_state & mask; in ad714x_wheel_state_machine()
523 switch (sw->state) { in ad714x_wheel_state_machine()
526 sw->state = JITTER; in ad714x_wheel_state_machine()
527 /* In End of Conversion interrupt mode, the AD714X in ad714x_wheel_state_machine()
531 dev_dbg(ad714x->dev, "wheel %d touched\n", idx); in ad714x_wheel_state_machine()
540 sw->flt_pos = sw->abs_pos; in ad714x_wheel_state_machine()
541 sw->state = ACTIVE; in ad714x_wheel_state_machine()
552 input_report_abs(sw->input, ABS_WHEEL, in ad714x_wheel_state_machine()
553 sw->flt_pos); in ad714x_wheel_state_machine()
554 input_report_key(sw->input, BTN_TOUCH, 1); in ad714x_wheel_state_machine()
557 * the AD714X back to threshold interrupt mode. in ad714x_wheel_state_machine()
560 sw->state = IDLE; in ad714x_wheel_state_machine()
561 input_report_key(sw->input, BTN_TOUCH, 0); in ad714x_wheel_state_machine()
563 dev_dbg(ad714x->dev, "wheel %d released\n", in ad714x_wheel_state_machine()
566 input_sync(sw->input); in ad714x_wheel_state_machine()
577 struct ad714x_touchpad_plat *hw = &ad714x->hw->touchpad[idx]; in touchpad_cal_sensor_val()
580 ad714x->read(ad714x, CDC_RESULT_S0 + hw->x_start_stage, in touchpad_cal_sensor_val()
581 &ad714x->adc_reg[hw->x_start_stage], in touchpad_cal_sensor_val()
582 hw->x_end_stage - hw->x_start_stage + 1); in touchpad_cal_sensor_val()
584 for (i = hw->x_start_stage; i <= hw->x_end_stage; i++) { in touchpad_cal_sensor_val()
585 ad714x->read(ad714x, STAGE0_AMBIENT + i * PER_STAGE_REG_NUM, in touchpad_cal_sensor_val()
586 &ad714x->amb_reg[i], 1); in touchpad_cal_sensor_val()
587 if (ad714x->adc_reg[i] > ad714x->amb_reg[i]) in touchpad_cal_sensor_val()
588 ad714x->sensor_val[i] = in touchpad_cal_sensor_val()
589 ad714x->adc_reg[i] - ad714x->amb_reg[i]; in touchpad_cal_sensor_val()
591 ad714x->sensor_val[i] = 0; in touchpad_cal_sensor_val()
597 struct ad714x_touchpad_plat *hw = &ad714x->hw->touchpad[idx]; in touchpad_cal_highest_stage()
598 struct ad714x_touchpad_drv *sw = &ad714x->sw->touchpad[idx]; in touchpad_cal_highest_stage() local
600 sw->x_highest_stage = ad714x_cal_highest_stage(ad714x, in touchpad_cal_highest_stage()
601 hw->x_start_stage, hw->x_end_stage); in touchpad_cal_highest_stage()
602 sw->y_highest_stage = ad714x_cal_highest_stage(ad714x, in touchpad_cal_highest_stage()
603 hw->y_start_stage, hw->y_end_stage); in touchpad_cal_highest_stage()
605 dev_dbg(ad714x->dev, in touchpad_cal_highest_stage()
607 idx, sw->x_highest_stage, sw->y_highest_stage); in touchpad_cal_highest_stage()
613 * The arithmetic doesn't support to get absolute coordinates for multi-touch
618 struct ad714x_touchpad_plat *hw = &ad714x->hw->touchpad[idx]; in touchpad_check_second_peak()
619 struct ad714x_touchpad_drv *sw = &ad714x->sw->touchpad[idx]; in touchpad_check_second_peak() local
622 for (i = hw->x_start_stage; i < sw->x_highest_stage; i++) { in touchpad_check_second_peak()
623 if ((ad714x->sensor_val[i] - ad714x->sensor_val[i + 1]) in touchpad_check_second_peak()
624 > (ad714x->sensor_val[i + 1] / 10)) in touchpad_check_second_peak()
628 for (i = sw->x_highest_stage; i < hw->x_end_stage; i++) { in touchpad_check_second_peak()
629 if ((ad714x->sensor_val[i + 1] - ad714x->sensor_val[i]) in touchpad_check_second_peak()
630 > (ad714x->sensor_val[i] / 10)) in touchpad_check_second_peak()
634 for (i = hw->y_start_stage; i < sw->y_highest_stage; i++) { in touchpad_check_second_peak()
635 if ((ad714x->sensor_val[i] - ad714x->sensor_val[i + 1]) in touchpad_check_second_peak()
636 > (ad714x->sensor_val[i + 1] / 10)) in touchpad_check_second_peak()
640 for (i = sw->y_highest_stage; i < hw->y_end_stage; i++) { in touchpad_check_second_peak()
641 if ((ad714x->sensor_val[i + 1] - ad714x->sensor_val[i]) in touchpad_check_second_peak()
642 > (ad714x->sensor_val[i] / 10)) in touchpad_check_second_peak()
657 struct ad714x_touchpad_plat *hw = &ad714x->hw->touchpad[idx]; in touchpad_cal_abs_pos()
658 struct ad714x_touchpad_drv *sw = &ad714x->sw->touchpad[idx]; in touchpad_cal_abs_pos() local
660 sw->x_abs_pos = ad714x_cal_abs_pos(ad714x, hw->x_start_stage, in touchpad_cal_abs_pos()
661 hw->x_end_stage, sw->x_highest_stage, hw->x_max_coord); in touchpad_cal_abs_pos()
662 sw->y_abs_pos = ad714x_cal_abs_pos(ad714x, hw->y_start_stage, in touchpad_cal_abs_pos()
663 hw->y_end_stage, sw->y_highest_stage, hw->y_max_coord); in touchpad_cal_abs_pos()
665 dev_dbg(ad714x->dev, "touchpad %d absolute position:(%d, %d)\n", idx, in touchpad_cal_abs_pos()
666 sw->x_abs_pos, sw->y_abs_pos); in touchpad_cal_abs_pos()
671 struct ad714x_touchpad_drv *sw = &ad714x->sw->touchpad[idx]; in touchpad_cal_flt_pos() local
673 sw->x_flt_pos = (sw->x_flt_pos * (10 - 4) + in touchpad_cal_flt_pos()
674 sw->x_abs_pos * 4)/10; in touchpad_cal_flt_pos()
675 sw->y_flt_pos = (sw->y_flt_pos * (10 - 4) + in touchpad_cal_flt_pos()
676 sw->y_abs_pos * 4)/10; in touchpad_cal_flt_pos()
678 dev_dbg(ad714x->dev, "touchpad %d filter position:(%d, %d)\n", in touchpad_cal_flt_pos()
679 idx, sw->x_flt_pos, sw->y_flt_pos); in touchpad_cal_flt_pos()
702 struct ad714x_touchpad_plat *hw = &ad714x->hw->touchpad[idx]; in touchpad_check_endpoint()
703 struct ad714x_touchpad_drv *sw = &ad714x->sw->touchpad[idx]; in touchpad_check_endpoint() local
707 percent_sensor_diff = (ad714x->sensor_val[hw->x_start_stage] - in touchpad_check_endpoint()
708 ad714x->sensor_val[hw->x_start_stage + 1]) * 100 / in touchpad_check_endpoint()
709 ad714x->sensor_val[hw->x_start_stage + 1]; in touchpad_check_endpoint()
710 if (!sw->left_ep) { in touchpad_check_endpoint()
712 sw->left_ep = 1; in touchpad_check_endpoint()
713 sw->left_ep_val = in touchpad_check_endpoint()
714 ad714x->sensor_val[hw->x_start_stage + 1]; in touchpad_check_endpoint()
718 (ad714x->sensor_val[hw->x_start_stage + 1] > in touchpad_check_endpoint()
719 LEFT_RIGHT_END_POINT_DEAVTIVALION_LEVEL + sw->left_ep_val)) in touchpad_check_endpoint()
720 sw->left_ep = 0; in touchpad_check_endpoint()
724 percent_sensor_diff = (ad714x->sensor_val[hw->x_end_stage] - in touchpad_check_endpoint()
725 ad714x->sensor_val[hw->x_end_stage - 1]) * 100 / in touchpad_check_endpoint()
726 ad714x->sensor_val[hw->x_end_stage - 1]; in touchpad_check_endpoint()
727 if (!sw->right_ep) { in touchpad_check_endpoint()
729 sw->right_ep = 1; in touchpad_check_endpoint()
730 sw->right_ep_val = in touchpad_check_endpoint()
731 ad714x->sensor_val[hw->x_end_stage - 1]; in touchpad_check_endpoint()
735 (ad714x->sensor_val[hw->x_end_stage - 1] > in touchpad_check_endpoint()
736 LEFT_RIGHT_END_POINT_DEAVTIVALION_LEVEL + sw->right_ep_val)) in touchpad_check_endpoint()
737 sw->right_ep = 0; in touchpad_check_endpoint()
741 percent_sensor_diff = (ad714x->sensor_val[hw->y_start_stage] - in touchpad_check_endpoint()
742 ad714x->sensor_val[hw->y_start_stage + 1]) * 100 / in touchpad_check_endpoint()
743 ad714x->sensor_val[hw->y_start_stage + 1]; in touchpad_check_endpoint()
744 if (!sw->top_ep) { in touchpad_check_endpoint()
746 sw->top_ep = 1; in touchpad_check_endpoint()
747 sw->top_ep_val = in touchpad_check_endpoint()
748 ad714x->sensor_val[hw->y_start_stage + 1]; in touchpad_check_endpoint()
752 (ad714x->sensor_val[hw->y_start_stage + 1] > in touchpad_check_endpoint()
753 TOP_BOTTOM_END_POINT_DEAVTIVALION_LEVEL + sw->top_ep_val)) in touchpad_check_endpoint()
754 sw->top_ep = 0; in touchpad_check_endpoint()
758 percent_sensor_diff = (ad714x->sensor_val[hw->y_end_stage] - in touchpad_check_endpoint()
759 ad714x->sensor_val[hw->y_end_stage - 1]) * 100 / in touchpad_check_endpoint()
760 ad714x->sensor_val[hw->y_end_stage - 1]; in touchpad_check_endpoint()
761 if (!sw->bottom_ep) { in touchpad_check_endpoint()
763 sw->bottom_ep = 1; in touchpad_check_endpoint()
764 sw->bottom_ep_val = in touchpad_check_endpoint()
765 ad714x->sensor_val[hw->y_end_stage - 1]; in touchpad_check_endpoint()
769 (ad714x->sensor_val[hw->y_end_stage - 1] > in touchpad_check_endpoint()
770 TOP_BOTTOM_END_POINT_DEAVTIVALION_LEVEL + sw->bottom_ep_val)) in touchpad_check_endpoint()
771 sw->bottom_ep = 0; in touchpad_check_endpoint()
774 return sw->left_ep || sw->right_ep || sw->top_ep || sw->bottom_ep; in touchpad_check_endpoint()
779 struct ad714x_touchpad_plat *hw = &ad714x->hw->touchpad[idx]; in touchpad_use_com_int()
781 ad714x_use_com_int(ad714x, hw->x_start_stage, hw->x_end_stage); in touchpad_use_com_int()
786 struct ad714x_touchpad_plat *hw = &ad714x->hw->touchpad[idx]; in touchpad_use_thr_int()
788 ad714x_use_thr_int(ad714x, hw->x_start_stage, hw->x_end_stage); in touchpad_use_thr_int()
789 ad714x_use_thr_int(ad714x, hw->y_start_stage, hw->y_end_stage); in touchpad_use_thr_int()
794 struct ad714x_touchpad_plat *hw = &ad714x->hw->touchpad[idx]; in ad714x_touchpad_state_machine()
795 struct ad714x_touchpad_drv *sw = &ad714x->sw->touchpad[idx]; in ad714x_touchpad_state_machine() local
799 mask = (((1 << (hw->x_end_stage + 1)) - 1) - in ad714x_touchpad_state_machine()
800 ((1 << hw->x_start_stage) - 1)) + in ad714x_touchpad_state_machine()
801 (((1 << (hw->y_end_stage + 1)) - 1) - in ad714x_touchpad_state_machine()
802 ((1 << hw->y_start_stage) - 1)); in ad714x_touchpad_state_machine()
804 h_state = ad714x->h_state & mask; in ad714x_touchpad_state_machine()
805 c_state = ad714x->c_state & mask; in ad714x_touchpad_state_machine()
807 switch (sw->state) { in ad714x_touchpad_state_machine()
810 sw->state = JITTER; in ad714x_touchpad_state_machine()
811 /* In End of Conversion interrupt mode, the AD714X in ad714x_touchpad_state_machine()
815 dev_dbg(ad714x->dev, "touchpad %d touched\n", idx); in ad714x_touchpad_state_machine()
825 dev_dbg(ad714x->dev, in ad714x_touchpad_state_machine()
829 sw->x_flt_pos = sw->x_abs_pos; in ad714x_touchpad_state_machine()
830 sw->y_flt_pos = sw->y_abs_pos; in ad714x_touchpad_state_machine()
831 sw->state = ACTIVE; in ad714x_touchpad_state_machine()
845 input_report_abs(sw->input, ABS_X, in ad714x_touchpad_state_machine()
846 sw->x_flt_pos); in ad714x_touchpad_state_machine()
847 input_report_abs(sw->input, ABS_Y, in ad714x_touchpad_state_machine()
848 sw->y_flt_pos); in ad714x_touchpad_state_machine()
849 input_report_key(sw->input, BTN_TOUCH, in ad714x_touchpad_state_machine()
854 * the AD714X back to threshold interrupt mode. in ad714x_touchpad_state_machine()
857 sw->state = IDLE; in ad714x_touchpad_state_machine()
858 input_report_key(sw->input, BTN_TOUCH, 0); in ad714x_touchpad_state_machine()
859 dev_dbg(ad714x->dev, "touchpad %d released\n", in ad714x_touchpad_state_machine()
862 input_sync(sw->input); in ad714x_touchpad_state_machine()
875 ad714x->read(ad714x, AD714X_PARTID_REG, &data, 1); in ad714x_hw_detect()
878 ad714x->product = 0x7142; in ad714x_hw_detect()
879 ad714x->version = data & 0xF; in ad714x_hw_detect()
880 dev_info(ad714x->dev, "found AD7142 captouch, rev:%d\n", in ad714x_hw_detect()
881 ad714x->version); in ad714x_hw_detect()
885 ad714x->product = 0x7143; in ad714x_hw_detect()
886 ad714x->version = data & 0xF; in ad714x_hw_detect()
887 dev_info(ad714x->dev, "found AD7143 captouch, rev:%d\n", in ad714x_hw_detect()
888 ad714x->version); in ad714x_hw_detect()
892 ad714x->product = 0x7147; in ad714x_hw_detect()
893 ad714x->version = data & 0xF; in ad714x_hw_detect()
894 dev_info(ad714x->dev, "found AD7147(A) captouch, rev:%d\n", in ad714x_hw_detect()
895 ad714x->version); in ad714x_hw_detect()
899 ad714x->product = 0x7148; in ad714x_hw_detect()
900 ad714x->version = data & 0xF; in ad714x_hw_detect()
901 dev_info(ad714x->dev, "found AD7148 captouch, rev:%d\n", in ad714x_hw_detect()
902 ad714x->version); in ad714x_hw_detect()
906 dev_err(ad714x->dev, in ad714x_hw_detect()
909 return -ENODEV; in ad714x_hw_detect()
924 ad714x->write(ad714x, reg_base + j, in ad714x_hw_init()
925 ad714x->hw->stage_cfg_reg[i][j]); in ad714x_hw_init()
929 ad714x->write(ad714x, AD714X_SYSCFG_REG + i, in ad714x_hw_init()
930 ad714x->hw->sys_cfg_reg[i]); in ad714x_hw_init()
932 ad714x->read(ad714x, AD714X_SYSCFG_REG + i, &data, 1); in ad714x_hw_init()
934 ad714x->write(ad714x, AD714X_STG_CAL_EN_REG, 0xFFF); in ad714x_hw_init()
937 ad714x->read(ad714x, STG_LOW_INT_STA_REG, &ad714x->l_state, 3); in ad714x_hw_init()
945 mutex_lock(&ad714x->mutex); in ad714x_interrupt_thread()
947 ad714x->read(ad714x, STG_LOW_INT_STA_REG, &ad714x->l_state, 3); in ad714x_interrupt_thread()
949 for (i = 0; i < ad714x->hw->button_num; i++) in ad714x_interrupt_thread()
951 for (i = 0; i < ad714x->hw->slider_num; i++) in ad714x_interrupt_thread()
953 for (i = 0; i < ad714x->hw->wheel_num; i++) in ad714x_interrupt_thread()
955 for (i = 0; i < ad714x->hw->touchpad_num; i++) in ad714x_interrupt_thread()
958 mutex_unlock(&ad714x->mutex); in ad714x_interrupt_thread()
983 error = -EINVAL; in ad714x_probe()
989 error = -EINVAL; in ad714x_probe()
993 ad714x = devm_kzalloc(dev, sizeof(*ad714x) + sizeof(*ad714x->sw) + in ad714x_probe()
994 sizeof(*sd_drv) * plat_data->slider_num + in ad714x_probe()
995 sizeof(*wl_drv) * plat_data->wheel_num + in ad714x_probe()
996 sizeof(*tp_drv) * plat_data->touchpad_num + in ad714x_probe()
997 sizeof(*bt_drv) * plat_data->button_num, in ad714x_probe()
1000 error = -ENOMEM; in ad714x_probe()
1003 ad714x->hw = plat_data; in ad714x_probe()
1006 ad714x->sw = drv_mem; in ad714x_probe()
1007 drv_mem += sizeof(*ad714x->sw); in ad714x_probe()
1008 ad714x->sw->slider = sd_drv = drv_mem; in ad714x_probe()
1009 drv_mem += sizeof(*sd_drv) * ad714x->hw->slider_num; in ad714x_probe()
1010 ad714x->sw->wheel = wl_drv = drv_mem; in ad714x_probe()
1011 drv_mem += sizeof(*wl_drv) * ad714x->hw->wheel_num; in ad714x_probe()
1012 ad714x->sw->touchpad = tp_drv = drv_mem; in ad714x_probe()
1013 drv_mem += sizeof(*tp_drv) * ad714x->hw->touchpad_num; in ad714x_probe()
1014 ad714x->sw->button = bt_drv = drv_mem; in ad714x_probe()
1015 drv_mem += sizeof(*bt_drv) * ad714x->hw->button_num; in ad714x_probe()
1017 ad714x->read = read; in ad714x_probe()
1018 ad714x->write = write; in ad714x_probe()
1019 ad714x->irq = irq; in ad714x_probe()
1020 ad714x->dev = dev; in ad714x_probe()
1026 /* initialize and request sw/hw resources */ in ad714x_probe()
1029 mutex_init(&ad714x->mutex); in ad714x_probe()
1032 if (ad714x->hw->slider_num > 0) { in ad714x_probe()
1033 struct ad714x_slider_plat *sd_plat = ad714x->hw->slider; in ad714x_probe()
1035 for (i = 0; i < ad714x->hw->slider_num; i++) { in ad714x_probe()
1038 return ERR_PTR(-ENOMEM); in ad714x_probe()
1040 __set_bit(EV_ABS, input->evbit); in ad714x_probe()
1041 __set_bit(EV_KEY, input->evbit); in ad714x_probe()
1042 __set_bit(ABS_X, input->absbit); in ad714x_probe()
1043 __set_bit(BTN_TOUCH, input->keybit); in ad714x_probe()
1045 ABS_X, 0, sd_plat->max_coord, 0, 0); in ad714x_probe()
1047 input->id.bustype = bus_type; in ad714x_probe()
1048 input->id.product = ad714x->product; in ad714x_probe()
1049 input->id.version = ad714x->version; in ad714x_probe()
1050 input->name = "ad714x_captouch_slider"; in ad714x_probe()
1051 input->dev.parent = dev; in ad714x_probe()
1062 if (ad714x->hw->wheel_num > 0) { in ad714x_probe()
1063 struct ad714x_wheel_plat *wl_plat = ad714x->hw->wheel; in ad714x_probe()
1065 for (i = 0; i < ad714x->hw->wheel_num; i++) { in ad714x_probe()
1068 return ERR_PTR(-ENOMEM); in ad714x_probe()
1070 __set_bit(EV_KEY, input->evbit); in ad714x_probe()
1071 __set_bit(EV_ABS, input->evbit); in ad714x_probe()
1072 __set_bit(ABS_WHEEL, input->absbit); in ad714x_probe()
1073 __set_bit(BTN_TOUCH, input->keybit); in ad714x_probe()
1075 ABS_WHEEL, 0, wl_plat->max_coord, 0, 0); in ad714x_probe()
1077 input->id.bustype = bus_type; in ad714x_probe()
1078 input->id.product = ad714x->product; in ad714x_probe()
1079 input->id.version = ad714x->version; in ad714x_probe()
1080 input->name = "ad714x_captouch_wheel"; in ad714x_probe()
1081 input->dev.parent = dev; in ad714x_probe()
1092 if (ad714x->hw->touchpad_num > 0) { in ad714x_probe()
1093 struct ad714x_touchpad_plat *tp_plat = ad714x->hw->touchpad; in ad714x_probe()
1095 for (i = 0; i < ad714x->hw->touchpad_num; i++) { in ad714x_probe()
1098 return ERR_PTR(-ENOMEM); in ad714x_probe()
1100 __set_bit(EV_ABS, input->evbit); in ad714x_probe()
1101 __set_bit(EV_KEY, input->evbit); in ad714x_probe()
1102 __set_bit(ABS_X, input->absbit); in ad714x_probe()
1103 __set_bit(ABS_Y, input->absbit); in ad714x_probe()
1104 __set_bit(BTN_TOUCH, input->keybit); in ad714x_probe()
1106 ABS_X, 0, tp_plat->x_max_coord, 0, 0); in ad714x_probe()
1108 ABS_Y, 0, tp_plat->y_max_coord, 0, 0); in ad714x_probe()
1110 input->id.bustype = bus_type; in ad714x_probe()
1111 input->id.product = ad714x->product; in ad714x_probe()
1112 input->id.version = ad714x->version; in ad714x_probe()
1113 input->name = "ad714x_captouch_pad"; in ad714x_probe()
1114 input->dev.parent = dev; in ad714x_probe()
1125 if (ad714x->hw->button_num > 0) { in ad714x_probe()
1126 struct ad714x_button_plat *bt_plat = ad714x->hw->button; in ad714x_probe()
1130 error = -ENOMEM; in ad714x_probe()
1134 __set_bit(EV_KEY, input->evbit); in ad714x_probe()
1135 for (i = 0; i < ad714x->hw->button_num; i++) { in ad714x_probe()
1137 __set_bit(bt_plat[i].keycode, input->keybit); in ad714x_probe()
1140 input->id.bustype = bus_type; in ad714x_probe()
1141 input->id.product = ad714x->product; in ad714x_probe()
1142 input->id.version = ad714x->version; in ad714x_probe()
1143 input->name = "ad714x_captouch_button"; in ad714x_probe()
1144 input->dev.parent = dev; in ad714x_probe()
1151 irqflags = plat_data->irqflags ?: IRQF_TRIGGER_FALLING; in ad714x_probe()
1154 error = devm_request_threaded_irq(dev, ad714x->irq, NULL, in ad714x_probe()
1158 dev_err(dev, "can't allocate irq %d\n", ad714x->irq); in ad714x_probe()
1171 dev_dbg(ad714x->dev, "%s enter\n", __func__); in ad714x_disable()
1173 mutex_lock(&ad714x->mutex); in ad714x_disable()
1175 data = ad714x->hw->sys_cfg_reg[AD714X_PWR_CTRL] | 0x3; in ad714x_disable()
1176 ad714x->write(ad714x, AD714X_PWR_CTRL, data); in ad714x_disable()
1178 mutex_unlock(&ad714x->mutex); in ad714x_disable()
1186 dev_dbg(ad714x->dev, "%s enter\n", __func__); in ad714x_enable()
1188 mutex_lock(&ad714x->mutex); in ad714x_enable()
1190 /* resume to non-shutdown mode */ in ad714x_enable()
1192 ad714x->write(ad714x, AD714X_PWR_CTRL, in ad714x_enable()
1193 ad714x->hw->sys_cfg_reg[AD714X_PWR_CTRL]); in ad714x_enable()
1196 * otherwise we will get no chance to enter falling-edge irq again in ad714x_enable()
1199 ad714x->read(ad714x, STG_LOW_INT_STA_REG, &ad714x->l_state, 3); in ad714x_enable()
1201 mutex_unlock(&ad714x->mutex); in ad714x_enable()