355 lines
9.6 KiB
C
355 lines
9.6 KiB
C
/* Copyright 2019 ishtob
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* Driver for haptic feedback written for QMK
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "haptic.h"
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#include "eeconfig.h"
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#include "debug.h"
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#include "usb_device_state.h"
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#include "gpio.h"
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#ifdef HAPTIC_DRV2605L
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# include "drv2605l.h"
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#endif
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#ifdef HAPTIC_SOLENOID
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# include "solenoid.h"
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#endif
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#if defined(SPLIT_KEYBOARD) && defined(SPLIT_HAPTIC_ENABLE)
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extern uint8_t split_haptic_play;
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#endif
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haptic_config_t haptic_config;
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static void update_haptic_enable_gpios(void) {
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if (haptic_config.enable && ((!HAPTIC_OFF_IN_LOW_POWER) || (usb_device_state == USB_DEVICE_STATE_CONFIGURED))) {
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#if defined(HAPTIC_ENABLE_PIN)
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HAPTIC_ENABLE_PIN_WRITE_ACTIVE();
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#endif
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#if defined(HAPTIC_ENABLE_STATUS_LED)
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HAPTIC_ENABLE_STATUS_LED_WRITE_ACTIVE();
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#endif
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} else {
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#if defined(HAPTIC_ENABLE_PIN)
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HAPTIC_ENABLE_PIN_WRITE_INACTIVE();
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#endif
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#if defined(HAPTIC_ENABLE_STATUS_LED)
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HAPTIC_ENABLE_STATUS_LED_WRITE_INACTIVE();
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#endif
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}
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}
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static void set_haptic_config_enable(bool enabled) {
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haptic_config.enable = enabled;
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update_haptic_enable_gpios();
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}
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void haptic_init(void) {
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if (!eeconfig_is_enabled()) {
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eeconfig_init();
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}
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haptic_config.raw = eeconfig_read_haptic();
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#ifdef HAPTIC_SOLENOID
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solenoid_set_dwell(haptic_config.dwell);
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#endif
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if ((haptic_config.raw == 0)
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#ifdef HAPTIC_SOLENOID
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|| (haptic_config.dwell == 0)
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#endif
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) {
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// this will be called, if the eeprom is not corrupt,
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// but the previous firmware didn't have haptic enabled,
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// or the previous firmware didn't have solenoid enabled,
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// and the current one has solenoid enabled.
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haptic_reset();
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} else {
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// Haptic configuration has been loaded through the "raw" union item.
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// This is to execute any side effects of the configuration.
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set_haptic_config_enable(haptic_config.enable);
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}
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#ifdef HAPTIC_SOLENOID
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solenoid_setup();
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dprintf("Solenoid driver initialized\n");
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#endif
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#ifdef HAPTIC_DRV2605L
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drv2605l_init();
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dprintf("DRV2605 driver initialized\n");
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#endif
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eeconfig_debug_haptic();
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#ifdef HAPTIC_ENABLE_PIN
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setPinOutput(HAPTIC_ENABLE_PIN);
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#endif
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#ifdef HAPTIC_ENABLE_STATUS_LED
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setPinOutput(HAPTIC_ENABLE_STATUS_LED);
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#endif
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}
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void haptic_task(void) {
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#ifdef HAPTIC_SOLENOID
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solenoid_check();
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#endif
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}
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void eeconfig_debug_haptic(void) {
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dprintf("haptic_config eeprom\n");
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dprintf("haptic_config.enable = %d\n", haptic_config.enable);
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dprintf("haptic_config.mode = %d\n", haptic_config.mode);
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}
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void haptic_enable(void) {
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set_haptic_config_enable(true);
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dprintf("haptic_config.enable = %u\n", haptic_config.enable);
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eeconfig_update_haptic(haptic_config.raw);
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}
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void haptic_disable(void) {
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set_haptic_config_enable(false);
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dprintf("haptic_config.enable = %u\n", haptic_config.enable);
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eeconfig_update_haptic(haptic_config.raw);
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}
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void haptic_toggle(void) {
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if (haptic_config.enable) {
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haptic_disable();
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} else {
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haptic_enable();
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}
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eeconfig_update_haptic(haptic_config.raw);
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}
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void haptic_feedback_toggle(void) {
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haptic_config.feedback++;
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if (haptic_config.feedback >= HAPTIC_FEEDBACK_MAX) haptic_config.feedback = KEY_PRESS;
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dprintf("haptic_config.feedback = %u\n", !haptic_config.feedback);
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eeconfig_update_haptic(haptic_config.raw);
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}
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void haptic_buzz_toggle(void) {
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bool buzz_stat = !haptic_config.buzz;
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haptic_config.buzz = buzz_stat;
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haptic_set_buzz(buzz_stat);
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}
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void haptic_mode_increase(void) {
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uint8_t mode = haptic_config.mode + 1;
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#ifdef HAPTIC_DRV2605L
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if (haptic_config.mode >= drv_effect_max) {
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mode = 1;
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}
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#endif
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haptic_set_mode(mode);
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}
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void haptic_mode_decrease(void) {
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uint8_t mode = haptic_config.mode - 1;
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#ifdef HAPTIC_DRV2605L
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if (haptic_config.mode < 1) {
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mode = (drv_effect_max - 1);
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}
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#endif
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haptic_set_mode(mode);
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}
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void haptic_dwell_increase(void) {
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#ifdef HAPTIC_SOLENOID
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int16_t next_dwell = ((int16_t)haptic_config.dwell) + SOLENOID_DWELL_STEP_SIZE;
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if (haptic_config.dwell >= SOLENOID_MAX_DWELL) {
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// if it's already at max, we wrap back to min
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next_dwell = SOLENOID_MIN_DWELL;
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} else if (next_dwell > SOLENOID_MAX_DWELL) {
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// if we overshoot the max, then cap at max
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next_dwell = SOLENOID_MAX_DWELL;
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}
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solenoid_set_dwell(next_dwell);
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#else
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int16_t next_dwell = ((int16_t)haptic_config.dwell) + 1;
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#endif
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haptic_set_dwell(next_dwell);
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}
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void haptic_dwell_decrease(void) {
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#ifdef HAPTIC_SOLENOID
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int16_t next_dwell = ((int16_t)haptic_config.dwell) - SOLENOID_DWELL_STEP_SIZE;
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if (haptic_config.dwell <= SOLENOID_MIN_DWELL) {
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// if it's already at min, we wrap to max
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next_dwell = SOLENOID_MAX_DWELL;
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} else if (next_dwell < SOLENOID_MIN_DWELL) {
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// if we go below min, then we cap to min
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next_dwell = SOLENOID_MIN_DWELL;
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}
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solenoid_set_dwell(next_dwell);
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#else
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int16_t next_dwell = ((int16_t)haptic_config.dwell) - 1;
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#endif
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haptic_set_dwell(next_dwell);
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}
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void haptic_reset(void) {
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set_haptic_config_enable(true);
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uint8_t feedback = HAPTIC_DEFAULT_FEEDBACK;
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haptic_config.feedback = feedback;
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#ifdef HAPTIC_DRV2605L
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uint8_t mode = HAPTIC_DEFAULT_MODE;
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haptic_config.mode = mode;
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#endif
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#ifdef HAPTIC_SOLENOID
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uint8_t dwell = SOLENOID_DEFAULT_DWELL;
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haptic_config.dwell = dwell;
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haptic_config.buzz = SOLENOID_DEFAULT_BUZZ;
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solenoid_set_dwell(dwell);
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#else
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// This is to trigger haptic_reset again, if solenoid is enabled in the future.
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haptic_config.dwell = 0;
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haptic_config.buzz = 0;
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#endif
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eeconfig_update_haptic(haptic_config.raw);
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dprintf("haptic_config.feedback = %u\n", haptic_config.feedback);
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dprintf("haptic_config.mode = %u\n", haptic_config.mode);
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}
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void haptic_set_feedback(uint8_t feedback) {
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haptic_config.feedback = feedback;
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eeconfig_update_haptic(haptic_config.raw);
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dprintf("haptic_config.feedback = %u\n", haptic_config.feedback);
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}
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void haptic_set_mode(uint8_t mode) {
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haptic_config.mode = mode;
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eeconfig_update_haptic(haptic_config.raw);
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dprintf("haptic_config.mode = %u\n", haptic_config.mode);
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}
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void haptic_set_amplitude(uint8_t amp) {
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haptic_config.amplitude = amp;
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eeconfig_update_haptic(haptic_config.raw);
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dprintf("haptic_config.amplitude = %u\n", haptic_config.amplitude);
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#ifdef HAPTIC_DRV2605L
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drv2605l_amplitude(amp);
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#endif
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}
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void haptic_set_buzz(uint8_t buzz) {
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haptic_config.buzz = buzz;
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eeconfig_update_haptic(haptic_config.raw);
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dprintf("haptic_config.buzz = %u\n", haptic_config.buzz);
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}
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void haptic_set_dwell(uint8_t dwell) {
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haptic_config.dwell = dwell;
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eeconfig_update_haptic(haptic_config.raw);
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dprintf("haptic_config.dwell = %u\n", haptic_config.dwell);
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}
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uint8_t haptic_get_enable(void) {
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return haptic_config.enable;
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}
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uint8_t haptic_get_mode(void) {
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if (!haptic_config.enable) {
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return false;
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}
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return haptic_config.mode;
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}
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uint8_t haptic_get_feedback(void) {
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if (!haptic_config.enable) {
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return false;
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}
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return haptic_config.feedback;
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}
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uint8_t haptic_get_dwell(void) {
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if (!haptic_config.enable) {
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return false;
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}
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return haptic_config.dwell;
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}
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void haptic_enable_continuous(void) {
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haptic_config.cont = 1;
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dprintf("haptic_config.cont = %u\n", haptic_config.cont);
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eeconfig_update_haptic(haptic_config.raw);
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#ifdef HAPTIC_DRV2605L
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drv2605l_rtp_init();
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#endif
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}
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void haptic_disable_continuous(void) {
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haptic_config.cont = 0;
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dprintf("haptic_config.cont = %u\n", haptic_config.cont);
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eeconfig_update_haptic(haptic_config.raw);
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#ifdef HAPTIC_DRV2605L
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drv2605l_write(DRV2605L_REG_MODE, 0x00);
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#endif
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}
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void haptic_toggle_continuous(void) {
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if (haptic_config.cont) {
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haptic_disable_continuous();
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} else {
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haptic_enable_continuous();
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}
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}
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void haptic_cont_increase(void) {
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uint8_t amp = haptic_config.amplitude + 10;
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if (haptic_config.amplitude >= 120) {
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amp = 120;
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}
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haptic_set_amplitude(amp);
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}
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void haptic_cont_decrease(void) {
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uint8_t amp = haptic_config.amplitude - 10;
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if (haptic_config.amplitude < 20) {
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amp = 20;
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}
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haptic_set_amplitude(amp);
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}
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void haptic_play(void) {
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#ifdef HAPTIC_DRV2605L
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uint8_t play_eff = 0;
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play_eff = haptic_config.mode;
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drv2605l_pulse(play_eff);
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# if defined(SPLIT_KEYBOARD) && defined(SPLIT_HAPTIC_ENABLE)
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split_haptic_play = haptic_config.mode;
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# endif
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#endif
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#ifdef HAPTIC_SOLENOID
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solenoid_fire_handler();
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# if defined(SPLIT_KEYBOARD) && defined(SPLIT_HAPTIC_ENABLE)
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split_haptic_play = 1;
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# endif
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#endif
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}
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void haptic_shutdown(void) {
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#ifdef HAPTIC_SOLENOID
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solenoid_shutdown();
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#endif
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}
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void haptic_notify_usb_device_state_change(void) {
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update_haptic_enable_gpios();
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#if defined(HAPTIC_ENABLE_PIN)
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setPinOutput(HAPTIC_ENABLE_PIN);
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#endif
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#if defined(HAPTIC_ENABLE_STATUS_LED)
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setPinOutput(HAPTIC_ENABLE_STATUS_LED);
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#endif
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}
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