/* Copyright 2019 ishtob * Driver for haptic feedback written for QMK * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include "haptic.h" #include "eeconfig.h" #include "debug.h" #include "usb_device_state.h" #include "gpio.h" #ifdef DRV2605L # include "DRV2605L.h" #endif #ifdef SOLENOID_ENABLE # include "solenoid.h" #endif haptic_config_t haptic_config; static void update_haptic_enable_gpios(void) { if (haptic_config.enable && ((!HAPTIC_OFF_IN_LOW_POWER) || (usb_device_state == USB_DEVICE_STATE_CONFIGURED))) { #if defined(HAPTIC_ENABLE_PIN) HAPTIC_ENABLE_PIN_WRITE_ACTIVE(); #endif #if defined(HAPTIC_ENABLE_STATUS_LED) HAPTIC_ENABLE_STATUS_LED_WRITE_ACTIVE(); #endif } else { #if defined(HAPTIC_ENABLE_PIN) HAPTIC_ENABLE_PIN_WRITE_INACTIVE(); #endif #if defined(HAPTIC_ENABLE_STATUS_LED) HAPTIC_ENABLE_STATUS_LED_WRITE_INACTIVE(); #endif } } static void set_haptic_config_enable(bool enabled) { haptic_config.enable = enabled; update_haptic_enable_gpios(); } void haptic_init(void) { if (!eeconfig_is_enabled()) { eeconfig_init(); } haptic_config.raw = eeconfig_read_haptic(); #ifdef SOLENOID_ENABLE solenoid_set_dwell(haptic_config.dwell); #endif if ((haptic_config.raw == 0) #ifdef SOLENOID_ENABLE || (haptic_config.dwell == 0) #endif ) { // this will be called, if the eeprom is not corrupt, // but the previous firmware didn't have haptic enabled, // or the previous firmware didn't have solenoid enabled, // and the current one has solenoid enabled. haptic_reset(); } else { // Haptic configuration has been loaded through the "raw" union item. // This is to execute any side effects of the configuration. set_haptic_config_enable(haptic_config.enable); } #ifdef SOLENOID_ENABLE solenoid_setup(); dprintf("Solenoid driver initialized\n"); #endif #ifdef DRV2605L DRV_init(); dprintf("DRV2605 driver initialized\n"); #endif eeconfig_debug_haptic(); #ifdef HAPTIC_ENABLE_PIN setPinOutput(HAPTIC_ENABLE_PIN); #endif #ifdef HAPTIC_ENABLE_STATUS_LED setPinOutput(HAPTIC_ENABLE_STATUS_LED); #endif } void haptic_task(void) { #ifdef SOLENOID_ENABLE solenoid_check(); #endif } void eeconfig_debug_haptic(void) { dprintf("haptic_config eeprom\n"); dprintf("haptic_config.enable = %d\n", haptic_config.enable); dprintf("haptic_config.mode = %d\n", haptic_config.mode); } void haptic_enable(void) { set_haptic_config_enable(true); xprintf("haptic_config.enable = %u\n", haptic_config.enable); eeconfig_update_haptic(haptic_config.raw); } void haptic_disable(void) { set_haptic_config_enable(false); xprintf("haptic_config.enable = %u\n", haptic_config.enable); eeconfig_update_haptic(haptic_config.raw); } void haptic_toggle(void) { if (haptic_config.enable) { haptic_disable(); } else { haptic_enable(); } eeconfig_update_haptic(haptic_config.raw); } void haptic_feedback_toggle(void) { haptic_config.feedback++; if (haptic_config.feedback >= HAPTIC_FEEDBACK_MAX) haptic_config.feedback = KEY_PRESS; xprintf("haptic_config.feedback = %u\n", !haptic_config.feedback); eeconfig_update_haptic(haptic_config.raw); } void haptic_buzz_toggle(void) { bool buzz_stat = !haptic_config.buzz; haptic_config.buzz = buzz_stat; haptic_set_buzz(buzz_stat); } void haptic_mode_increase(void) { uint8_t mode = haptic_config.mode + 1; #ifdef DRV2605L if (haptic_config.mode >= drv_effect_max) { mode = 1; } #endif haptic_set_mode(mode); } void haptic_mode_decrease(void) { uint8_t mode = haptic_config.mode - 1; #ifdef DRV2605L if (haptic_config.mode < 1) { mode = (drv_effect_max - 1); } #endif haptic_set_mode(mode); } void haptic_dwell_increase(void) { #ifdef SOLENOID_ENABLE int16_t next_dwell = ((int16_t)haptic_config.dwell) + SOLENOID_DWELL_STEP_SIZE; if (haptic_config.dwell >= SOLENOID_MAX_DWELL) { // if it's already at max, we wrap back to min next_dwell = SOLENOID_MIN_DWELL; } else if (next_dwell > SOLENOID_MAX_DWELL) { // if we overshoot the max, then cap at max next_dwell = SOLENOID_MAX_DWELL; } solenoid_set_dwell(next_dwell); #else int16_t next_dwell = ((int16_t)haptic_config.dwell) + 1; #endif haptic_set_dwell(next_dwell); } void haptic_dwell_decrease(void) { #ifdef SOLENOID_ENABLE int16_t next_dwell = ((int16_t)haptic_config.dwell) - SOLENOID_DWELL_STEP_SIZE; if (haptic_config.dwell <= SOLENOID_MIN_DWELL) { // if it's already at min, we wrap to max next_dwell = SOLENOID_MAX_DWELL; } else if (next_dwell < SOLENOID_MIN_DWELL) { // if we go below min, then we cap to min next_dwell = SOLENOID_MIN_DWELL; } solenoid_set_dwell(next_dwell); #else int16_t next_dwell = ((int16_t)haptic_config.dwell) - 1; #endif haptic_set_dwell(next_dwell); } void haptic_reset(void) { set_haptic_config_enable(true); uint8_t feedback = HAPTIC_FEEDBACK_DEFAULT; haptic_config.feedback = feedback; #ifdef DRV2605L uint8_t mode = HAPTIC_MODE_DEFAULT; haptic_config.mode = mode; #endif #ifdef SOLENOID_ENABLE uint8_t dwell = SOLENOID_DEFAULT_DWELL; haptic_config.dwell = dwell; haptic_config.buzz = SOLENOID_DEFAULT_BUZZ; solenoid_set_dwell(dwell); #else // This is to trigger haptic_reset again, if solenoid is enabled in the future. haptic_config.dwell = 0; haptic_config.buzz = 0; #endif eeconfig_update_haptic(haptic_config.raw); xprintf("haptic_config.feedback = %u\n", haptic_config.feedback); xprintf("haptic_config.mode = %u\n", haptic_config.mode); } void haptic_set_feedback(uint8_t feedback) { haptic_config.feedback = feedback; eeconfig_update_haptic(haptic_config.raw); xprintf("haptic_config.feedback = %u\n", haptic_config.feedback); } void haptic_set_mode(uint8_t mode) { haptic_config.mode = mode; eeconfig_update_haptic(haptic_config.raw); xprintf("haptic_config.mode = %u\n", haptic_config.mode); } void haptic_set_amplitude(uint8_t amp) { haptic_config.amplitude = amp; eeconfig_update_haptic(haptic_config.raw); xprintf("haptic_config.amplitude = %u\n", haptic_config.amplitude); #ifdef DRV2605L DRV_amplitude(amp); #endif } void haptic_set_buzz(uint8_t buzz) { haptic_config.buzz = buzz; eeconfig_update_haptic(haptic_config.raw); xprintf("haptic_config.buzz = %u\n", haptic_config.buzz); } void haptic_set_dwell(uint8_t dwell) { haptic_config.dwell = dwell; eeconfig_update_haptic(haptic_config.raw); xprintf("haptic_config.dwell = %u\n", haptic_config.dwell); } uint8_t haptic_get_enable(void) { return haptic_config.enable; } uint8_t haptic_get_mode(void) { if (!haptic_config.enable) { return false; } return haptic_config.mode; } uint8_t haptic_get_feedback(void) { if (!haptic_config.enable) { return false; } return haptic_config.feedback; } uint8_t haptic_get_dwell(void) { if (!haptic_config.enable) { return false; } return haptic_config.dwell; } void haptic_enable_continuous(void) { haptic_config.cont = 1; xprintf("haptic_config.cont = %u\n", haptic_config.cont); eeconfig_update_haptic(haptic_config.raw); #ifdef DRV2605L DRV_rtp_init(); #endif } void haptic_disable_continuous(void) { haptic_config.cont = 0; xprintf("haptic_config.cont = %u\n", haptic_config.cont); eeconfig_update_haptic(haptic_config.raw); #ifdef DRV2605L DRV_write(DRV_MODE, 0x00); #endif } void haptic_toggle_continuous(void) { if (haptic_config.cont) { haptic_disable_continuous(); } else { haptic_enable_continuous(); } } void haptic_cont_increase(void) { uint8_t amp = haptic_config.amplitude + 10; if (haptic_config.amplitude >= 120) { amp = 120; } haptic_set_amplitude(amp); } void haptic_cont_decrease(void) { uint8_t amp = haptic_config.amplitude - 10; if (haptic_config.amplitude < 20) { amp = 20; } haptic_set_amplitude(amp); } void haptic_play(void) { #ifdef DRV2605L uint8_t play_eff = 0; play_eff = haptic_config.mode; DRV_pulse(play_eff); #endif #ifdef SOLENOID_ENABLE solenoid_fire_handler(); #endif } void haptic_shutdown(void) { #ifdef SOLENOID_ENABLE solenoid_shutdown(); #endif } void haptic_notify_usb_device_state_change(void) { update_haptic_enable_gpios(); #if defined(HAPTIC_ENABLE_PIN) setPinOutput(HAPTIC_ENABLE_PIN); #endif #if defined(HAPTIC_ENABLE_STATUS_LED) setPinOutput(HAPTIC_ENABLE_STATUS_LED); #endif }