LED Matrix: Task system (#12580)
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Ryan
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@ -75,15 +75,19 @@
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// globals
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bool g_suspend_state = false;
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led_eeconfig_t led_matrix_eeconfig; // TODO: would like to prefix this with g_ for global consistancy, do this in another pr
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uint32_t g_led_timer;
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// Global tick at 20 Hz
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uint32_t g_tick = 0;
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// internals
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static uint8_t led_last_enable = UINT8_MAX;
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static uint8_t led_last_effect = UINT8_MAX;
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static effect_params_t led_effect_params = {0, LED_FLAG_ALL, false};
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static led_task_states led_task_state = SYNCING;
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#if LED_DISABLE_TIMEOUT > 0
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static uint32_t led_anykey_timer;
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#endif // LED_DISABLE_TIMEOUT > 0
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// Ticks since this key was last hit.
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uint8_t g_key_hit[DRIVER_LED_TOTAL];
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// Ticks since any key was last hit.
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uint32_t g_any_key_hit = 0;
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// double buffers
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static uint32_t led_timer_buffer;
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void eeconfig_read_led_matrix(void) { eeprom_read_block(&led_matrix_eeconfig, EECONFIG_LED_MATRIX, sizeof(led_matrix_eeconfig)); }
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@ -95,6 +99,7 @@ void eeconfig_update_led_matrix_default(void) {
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led_matrix_eeconfig.mode = LED_MATRIX_STARTUP_MODE;
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led_matrix_eeconfig.val = LED_MATRIX_STARTUP_VAL;
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led_matrix_eeconfig.speed = LED_MATRIX_STARTUP_SPD;
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led_matrix_eeconfig.flags = LED_FLAG_ALL;
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eeconfig_update_led_matrix();
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}
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@ -104,6 +109,7 @@ void eeconfig_debug_led_matrix(void) {
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dprintf("led_matrix_eeconfig.mode = %d\n", led_matrix_eeconfig.mode);
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dprintf("led_matrix_eeconfig.val = %d\n", led_matrix_eeconfig.val);
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dprintf("led_matrix_eeconfig.speed = %d\n", led_matrix_eeconfig.speed);
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dprintf("led_matrix_eeconfig.flags = %d\n", led_matrix_eeconfig.flags);
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}
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uint8_t g_last_led_hit[LED_HITS_TO_REMEMBER] = {255};
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@ -140,6 +146,10 @@ void led_matrix_set_value_all(uint8_t value) {
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}
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void process_led_matrix(uint8_t row, uint8_t col, bool pressed) {
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#if LED_DISABLE_TIMEOUT > 0
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led_anykey_timer = 0;
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#endif // LED_DISABLE_TIMEOUT > 0
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if (pressed) {
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uint8_t led[8];
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uint8_t led_count = led_matrix_map_row_column_to_led(row, col, led);
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@ -150,45 +160,112 @@ void process_led_matrix(uint8_t row, uint8_t col, bool pressed) {
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g_last_led_hit[0] = led[0];
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g_last_led_count = MIN(LED_HITS_TO_REMEMBER, g_last_led_count + 1);
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}
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for (uint8_t i = 0; i < led_count; i++) g_key_hit[led[i]] = 0;
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g_any_key_hit = 0;
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} else {
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#ifdef LED_MATRIX_KEYRELEASES
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uint8_t led[8];
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uint8_t led_count = led_matrix_map_row_column_to_led(row, .col, led);
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for (uint8_t i = 0; i < led_count; i++) g_key_hit[led[i]] = 255;
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g_any_key_hit = 255;
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#endif
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}
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}
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static void led_matrix_none(void) { led_matrix_set_value_all(0); }
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// Uniform brightness
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void led_matrix_uniform_brightness(void) { led_matrix_set_value_all(led_matrix_eeconfig.val); }
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void led_matrix_custom(void) {}
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void led_matrix_task(void) {
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if (!led_matrix_eeconfig.enable) {
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led_matrix_none();
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led_matrix_indicators();
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return;
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static bool led_matrix_none(effect_params_t *params) {
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if (!params->init) {
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return false;
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}
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g_tick++;
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led_matrix_set_value_all(0);
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return false;
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}
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if (g_any_key_hit < 0xFFFFFFFF) {
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g_any_key_hit++;
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static bool led_matrix_uniform_brightness(effect_params_t *params) {
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LED_MATRIX_USE_LIMITS(led_min, led_max);
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uint8_t val = led_matrix_eeconfig.val;
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for (uint8_t i = led_min; i < led_max; i++) {
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LED_MATRIX_TEST_LED_FLAGS();
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led_matrix_set_value(i, val);
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}
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return led_max < DRIVER_LED_TOTAL;
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}
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for (int led = 0; led < DRIVER_LED_TOTAL; led++) {
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if (g_key_hit[led] < 255) {
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if (g_key_hit[led] == 254) g_last_led_count = MAX(g_last_led_count - 1, 0);
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g_key_hit[led]++;
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static void led_task_timers(void) {
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#if LED_DISABLE_TIMEOUT > 0
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uint32_t deltaTime = sync_timer_elapsed32(led_timer_buffer);
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#endif // LED_DISABLE_TIMEOUT > 0
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led_timer_buffer = sync_timer_read32();
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// Update double buffer timers
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#if LED_DISABLE_TIMEOUT > 0
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if (led_anykey_timer < UINT32_MAX) {
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if (UINT32_MAX - deltaTime < led_anykey_timer) {
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led_anykey_timer = UINT32_MAX;
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} else {
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led_anykey_timer += deltaTime;
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}
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}
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#endif // LED_DISABLE_TIMEOUT > 0
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}
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static void led_task_sync(void) {
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// next task
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if (sync_timer_elapsed32(g_led_timer) >= LED_MATRIX_LED_FLUSH_LIMIT) led_task_state = STARTING;
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}
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static void led_task_start(void) {
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// reset iter
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led_effect_params.iter = 0;
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// update double buffers
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g_led_timer = led_timer_buffer;
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// next task
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led_task_state = RENDERING;
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}
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static void led_task_render(uint8_t effect) {
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bool rendering = false;
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led_effect_params.init = (effect != led_last_effect) || (led_matrix_eeconfig.enable != led_last_enable);
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if (led_effect_params.flags != led_matrix_eeconfig.flags) {
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led_effect_params.flags = led_matrix_eeconfig.flags;
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led_matrix_set_value_all(0);
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}
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// each effect can opt to do calculations
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// and/or request PWM buffer updates.
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switch (effect) {
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case LED_MATRIX_NONE:
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rendering = led_matrix_none(&led_effect_params);
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case LED_MATRIX_UNIFORM_BRIGHTNESS:
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rendering = led_matrix_uniform_brightness(&led_effect_params);
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break;
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}
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led_effect_params.iter++;
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// next task
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if (!rendering) {
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led_task_state = FLUSHING;
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if (!led_effect_params.init && effect == LED_MATRIX_NONE) {
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// We only need to flush once if we are LED_MATRIX_NONE
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led_task_state = SYNCING;
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}
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}
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}
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static void led_task_flush(uint8_t effect) {
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// update last trackers after the first full render so we can init over several frames
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led_last_effect = effect;
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led_last_enable = led_matrix_eeconfig.enable;
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// update pwm buffers
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led_matrix_update_pwm_buffers();
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// next task
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led_task_state = SYNCING;
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}
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void led_matrix_task(void) {
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led_task_timers();
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// Ideally we would also stop sending zeros to the LED driver PWM buffers
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// while suspended and just do a software shutdown. This is a cheap hack for now.
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@ -197,32 +274,29 @@ void led_matrix_task(void) {
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g_suspend_state ||
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#endif // LED_DISABLE_WHEN_USB_SUSPENDED == true
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#if LED_DISABLE_TIMEOUT > 0
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(g_any_key_hit > (uint32_t)LED_DISABLE_TIMEOUT) ||
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(led_anykey_timer > (uint32_t)LED_DISABLE_TIMEOUT) ||
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#endif // LED_DISABLE_TIMEOUT > 0
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false;
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uint8_t effect = suspend_backlight || !led_matrix_eeconfig.enable ? 0 : led_matrix_eeconfig.mode;
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// this gets ticked at 20 Hz.
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// each effect can opt to do calculations
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// and/or request PWM buffer updates.
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switch (effect) {
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case LED_MATRIX_NONE:
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led_matrix_none();
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case LED_MATRIX_UNIFORM_BRIGHTNESS:
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led_matrix_uniform_brightness();
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switch (led_task_state) {
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case STARTING:
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led_task_start();
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break;
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default:
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led_matrix_custom();
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case RENDERING:
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led_task_render(effect);
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if (effect) {
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led_matrix_indicators();
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}
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break;
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case FLUSHING:
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led_task_flush(effect);
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break;
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case SYNCING:
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led_task_sync();
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break;
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}
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if (effect) {
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led_matrix_indicators();
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}
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// Tell the LED driver to update its state
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led_matrix_driver.flush();
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}
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void led_matrix_indicators(void) {
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@ -237,14 +311,6 @@ __attribute__((weak)) void led_matrix_indicators_user(void) {}
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void led_matrix_init(void) {
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led_matrix_driver.init();
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// Wait half a second for the driver to finish initializing
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wait_ms(500);
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// clear the key hits
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for (int led = 0; led < DRIVER_LED_TOTAL; led++) {
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g_key_hit[led] = 255;
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}
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if (!eeconfig_is_enabled()) {
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dprintf("led_matrix_init_drivers eeconfig is not enabled.\n");
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eeconfig_init();
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@ -270,6 +336,7 @@ bool led_matrix_get_suspend_state(void) { return g_suspend_state; }
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void led_matrix_toggle_eeprom_helper(bool write_to_eeprom) {
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led_matrix_eeconfig.enable ^= 1;
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led_task_state = STARTING;
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if (write_to_eeprom) {
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eeconfig_update_led_matrix();
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}
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@ -283,14 +350,20 @@ void led_matrix_enable(void) {
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eeconfig_update_led_matrix();
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}
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void led_matrix_enable_noeeprom(void) { led_matrix_eeconfig.enable = 1; }
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void led_matrix_enable_noeeprom(void) {
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if (!led_matrix_eeconfig.enable) led_task_state = STARTING;
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led_matrix_eeconfig.enable = 1;
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}
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void led_matrix_disable(void) {
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led_matrix_disable_noeeprom();
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eeconfig_update_led_matrix();
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}
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void led_matrix_disable_noeeprom(void) { led_matrix_eeconfig.enable = 0; }
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void led_matrix_disable_noeeprom(void) {
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if (led_matrix_eeconfig.enable) led_task_state = STARTING;
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led_matrix_eeconfig.enable = 0;
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}
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uint8_t led_matrix_is_enabled(void) { return led_matrix_eeconfig.enable; }
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@ -305,6 +378,7 @@ void led_matrix_mode_eeprom_helper(uint8_t mode, bool write_to_eeprom) {
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} else {
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led_matrix_eeconfig.mode = mode;
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}
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led_task_state = STARTING;
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if (write_to_eeprom) {
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eeconfig_update_led_matrix();
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}
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@ -371,3 +445,7 @@ void led_matrix_increase_speed(void) { led_matrix_increase_speed_helper(true); }
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void led_matrix_decrease_speed_helper(bool write_to_eeprom) { led_matrix_set_speed_eeprom_helper(qsub8(led_matrix_eeconfig.speed, LED_MATRIX_SPD_STEP), write_to_eeprom); }
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void led_matrix_decrease_speed_noeeprom(void) { led_matrix_decrease_speed_helper(false); }
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void led_matrix_decrease_speed(void) { led_matrix_decrease_speed_helper(true); }
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led_flags_t led_matrix_get_flags(void) { return led_matrix_eeconfig.flags; }
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void led_matrix_set_flags(led_flags_t flags) { led_matrix_eeconfig.flags = flags; }
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@ -47,6 +47,9 @@
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uint8_t max = DRIVER_LED_TOTAL;
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#endif
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#define LED_MATRIX_TEST_LED_FLAGS() \
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if (!HAS_ANY_FLAGS(g_led_config.flags[i], params->flags)) continue
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enum led_matrix_effects {
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LED_MATRIX_NONE = 0,
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@ -78,36 +81,38 @@ void led_matrix_indicators_user(void);
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void led_matrix_init(void);
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void led_matrix_set_suspend_state(bool state);
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bool led_matrix_get_suspend_state(void);
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void led_matrix_toggle(void);
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void led_matrix_toggle_noeeprom(void);
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void led_matrix_enable(void);
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void led_matrix_enable_noeeprom(void);
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void led_matrix_disable(void);
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void led_matrix_disable_noeeprom(void);
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uint8_t led_matrix_is_enabled(void);
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void led_matrix_mode(uint8_t mode);
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void led_matrix_mode_noeeprom(uint8_t mode);
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uint8_t led_matrix_get_mode(void);
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void led_matrix_step(void);
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void led_matrix_step_noeeprom(void);
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void led_matrix_step_reverse(void);
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void led_matrix_step_reverse_noeeprom(void);
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void led_matrix_set_val(uint8_t val);
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void led_matrix_set_val_noeeprom(uint8_t val);
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uint8_t led_matrix_get_val(void);
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void led_matrix_increase_val(void);
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void led_matrix_increase_val_noeeprom(void);
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void led_matrix_decrease_val(void);
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void led_matrix_decrease_val_noeeprom(void);
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void led_matrix_set_speed(uint8_t speed);
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void led_matrix_set_speed_noeeprom(uint8_t speed);
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uint8_t led_matrix_get_speed(void);
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void led_matrix_increase_speed(void);
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void led_matrix_increase_speed_noeeprom(void);
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void led_matrix_decrease_speed(void);
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void led_matrix_decrease_speed_noeeprom(void);
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void led_matrix_set_suspend_state(bool state);
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bool led_matrix_get_suspend_state(void);
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void led_matrix_toggle(void);
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void led_matrix_toggle_noeeprom(void);
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void led_matrix_enable(void);
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void led_matrix_enable_noeeprom(void);
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void led_matrix_disable(void);
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void led_matrix_disable_noeeprom(void);
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uint8_t led_matrix_is_enabled(void);
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void led_matrix_mode(uint8_t mode);
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void led_matrix_mode_noeeprom(uint8_t mode);
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uint8_t led_matrix_get_mode(void);
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void led_matrix_step(void);
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void led_matrix_step_noeeprom(void);
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void led_matrix_step_reverse(void);
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void led_matrix_step_reverse_noeeprom(void);
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void led_matrix_set_val(uint8_t val);
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void led_matrix_set_val_noeeprom(uint8_t val);
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uint8_t led_matrix_get_val(void);
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void led_matrix_increase_val(void);
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void led_matrix_increase_val_noeeprom(void);
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void led_matrix_decrease_val(void);
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void led_matrix_decrease_val_noeeprom(void);
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void led_matrix_set_speed(uint8_t speed);
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void led_matrix_set_speed_noeeprom(uint8_t speed);
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uint8_t led_matrix_get_speed(void);
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void led_matrix_increase_speed(void);
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void led_matrix_increase_speed_noeeprom(void);
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void led_matrix_decrease_speed(void);
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void led_matrix_decrease_speed_noeeprom(void);
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led_flags_t led_matrix_get_flags(void);
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void led_matrix_set_flags(led_flags_t flags);
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typedef struct {
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/* Perform any initialisation required for the other driver functions to work. */
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@ -126,4 +131,5 @@ extern const led_matrix_driver_t led_matrix_driver;
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extern led_eeconfig_t led_matrix_eeconfig;
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extern bool g_suspend_state;
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extern uint32_t g_led_timer;
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extern led_config_t g_led_config;
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@ -83,11 +83,12 @@ typedef struct PACKED {
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typedef union {
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uint32_t raw;
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struct PACKED {
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uint8_t enable : 2;
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uint8_t mode : 6;
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uint16_t reserved;
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uint8_t val;
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uint8_t speed; // EECONFIG needs to be increased to support this
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uint8_t enable : 2;
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uint8_t mode : 6;
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uint16_t reserved;
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uint8_t val;
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uint8_t speed; // EECONFIG needs to be increased to support this
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led_flags_t flags;
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};
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} led_eeconfig_t;
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