41 lines
897 B
C
41 lines
897 B
C
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#include "ygg_lock.h"
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#include <freertos/semphr.h>
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static SemaphoreHandle_t s_i2c_mutex = NULL;
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static SemaphoreHandle_t s_lvgl_mutex = NULL;
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void ygg_lock_init(void) {
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if (s_i2c_mutex == NULL) {
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s_i2c_mutex = xSemaphoreCreateMutex();
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}
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if (s_lvgl_mutex == NULL) {
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s_lvgl_mutex = xSemaphoreCreateMutex();
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}
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}
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bool ygg_i2c_lock_take(TickType_t timeout) {
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if (s_i2c_mutex == NULL) {
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return false;
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}
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return xSemaphoreTake(s_i2c_mutex, timeout) == pdTRUE;
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}
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void ygg_i2c_lock_give(void) {
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if (s_i2c_mutex != NULL) {
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xSemaphoreGive(s_i2c_mutex);
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}
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}
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bool ygg_lvgl_lock_take(TickType_t timeout) {
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if (s_lvgl_mutex == NULL) {
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return false;
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}
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return xSemaphoreTake(s_lvgl_mutex, timeout) == pdTRUE;
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}
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void ygg_lvgl_lock_give(void) {
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if (s_lvgl_mutex != NULL) {
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xSemaphoreGive(s_lvgl_mutex);
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}
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}
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