Merge branch 'bugfix/clear_intr_status_when_enable_intr_v3.1' into 'release/v3.1'

driver(gpio): fix the gpio interrupt false triggering issue(backport v3.1)

See merge request idf/esp-idf!2806

components/driver/gpio.c

@@ -91,9 +91,19 @@ esp_err_t gpio_set_intr_type(gpio_num_t gpio_num, gpio_int_type_t intr_type)
     return ESP_OK;
 }
 
+static void gpio_intr_status_clr(gpio_num_t gpio_num)
+{
+    if (gpio_num < 32) {
+        GPIO.status_w1tc = BIT(gpio_num);
+    } else {
+        GPIO.status1_w1tc.intr_st = BIT(gpio_num - 32);
+    }
+}
+
 static esp_err_t gpio_intr_enable_on_core (gpio_num_t gpio_num, uint32_t core_id)
 {
     GPIO_CHECK(GPIO_IS_VALID_GPIO(gpio_num), "GPIO number error", ESP_ERR_INVALID_ARG);
+    gpio_intr_status_clr(gpio_num);
     if (core_id == 0) {
         GPIO.pin[gpio_num].int_ena = GPIO_PRO_CPU_INTR_ENA;     //enable pro cpu intr
     } else {
@@ -111,6 +121,7 @@ esp_err_t gpio_intr_disable(gpio_num_t gpio_num)
 {
     GPIO_CHECK(GPIO_IS_VALID_GPIO(gpio_num), "GPIO number error", ESP_ERR_INVALID_ARG);
     GPIO.pin[gpio_num].int_ena = 0;                             //disable GPIO intr
+    gpio_intr_status_clr(gpio_num);
     return ESP_OK;
 }
 
@@ -249,7 +260,11 @@ esp_err_t gpio_config(const gpio_config_t *pGPIOConfig)
     }
     do {
         io_reg = GPIO_PIN_MUX_REG[io_num];
-        if (((gpio_pin_mask >> io_num) & BIT(0)) && io_reg) {
+        if (((gpio_pin_mask >> io_num) & BIT(0))) {
+            if (!io_reg) {
+                ESP_LOGE(GPIO_TAG, "IO%d is not a valid GPIO",io_num);
+                return ESP_ERR_INVALID_ARG;
+            }
             if(RTC_GPIO_IS_VALID_GPIO(io_num)){
                 rtc_gpio_deinit(io_num);
             }

components/driver/test/test_gpio.c

@@ -13,13 +13,16 @@
 #include "freertos/task.h"
 #include "freertos/queue.h"
 
+#define WAKE_UP_IGNORE 1  // gpio_wakeup function development is not completed yet, set it deprecated.
 #define GPIO_OUTPUT_IO   18  // default output GPIO
 #define GPIO_INPUT_IO   19  // default input GPIO
 #define GPIO_OUTPUT_MAX GPIO_NUM_34
 static volatile int disable_intr_times = 0;  // use this to calculate how many times it go into interrupt
 static volatile int level_intr_times = 0;  // use this to get how many times the level interrupt happened
 static volatile int edge_intr_times = 0;   // use this to get how many times the edge interrupt happened
+#if !WAKE_UP_IGNORE
 static bool wake_up_result = false;  // use this to judge the wake up event happen or not
+#endif
 
 /**
  * do some initialization operation in this function
@@ -70,6 +73,7 @@ static void gpio_isr_level_handler2(void* arg)
     ets_printf("GPIO[%d] intr, val: %d, level_intr_times = %d\n", gpio_num, gpio_get_level(gpio_num), level_intr_times);
 }
 
+#if !WAKE_UP_IGNORE
 // get result of waking up or not
 static void sleep_wake_up(void *arg)
 {
@@ -92,7 +96,7 @@ static void trigger_wake_up(void *arg)
     gpio_set_level(GPIO_OUTPUT_IO, 1);
     vTaskDelay(100 / portTICK_RATE_MS);
 }
-
+#endif
 
 static void prompt_to_continue(const char* str)
 {
@@ -465,6 +469,7 @@ TEST_CASE("GPIO repeate call service and isr has no memory leak test","[gpio][te
     TEST_ASSERT_INT32_WITHIN(size, esp_get_free_heap_size(), 100);
 }
 
+#if !WAKE_UP_IGNORE
 //this function development is not completed yet, set it ignored
 TEST_CASE("GPIO wake up enable and disenable test", "[gpio][ignore]")
 {
@@ -479,6 +484,7 @@ TEST_CASE("GPIO wake up enable and disenable test", "[gpio][ignore]")
     vTaskDelay(100 / portTICK_RATE_MS);
     TEST_ASSERT_FALSE(wake_up_result);
 }
+#endif
 
 // this case need the resistance to pull up the voltage or pull down the voltage
 // ignored because the voltage needs to be tested with multimeter