Merge branch 'bugfix/esp_timer_isr_dispatch_test_fail' into 'master'

esp_timer: fix ESP_TIMER_ISR dispatch method due to off by one error

Closes IDFCI-1514

See merge request espressif/esp-idf!21006

components/esp_timer/test_apps/main/test_esp_timer.c

@@ -959,7 +959,7 @@ static void timer_isr_callback(void* arg)
     int64_t now = esp_timer_get_time();
     int64_t dt = now - old_time[num_timer];
     old_time[num_timer] = now;
-    if (num_timer == 1) {
+    if (num_timer == 0) {
         esp_rom_printf("(%lld): \t\t\t\t timer ISR, dt: %lld us\n", now, dt);
         assert(xPortInIsrContext());
     } else {
@@ -971,7 +971,7 @@ static void timer_isr_callback(void* arg)
 TEST_CASE("Test ESP_TIMER_ISR dispatch method", "[esp_timer]")
 {
     TEST_ESP_OK(esp_timer_dump(stdout));
-    int timer[2]= {1, 2};
+    int timer[2]= {0, 1};
     const esp_timer_create_args_t periodic_timer1_args = {
         .callback = &timer_isr_callback,
         .dispatch_method = ESP_TIMER_ISR,

components/esp_timer/test_apps/pytest_esp_timer_ut.py

@@ -10,7 +10,6 @@ CONFIGS = [
     pytest.param('single_core', marks=[pytest.mark.esp32]),
     pytest.param('freertos_compliance', marks=[pytest.mark.esp32]),
     pytest.param('isr_dispatch_esp32', marks=[pytest.mark.esp32]),
-    pytest.param('26mhz_esp32c2', marks=[pytest.mark.esp32c2]),
 ]
 
 
@@ -31,3 +30,18 @@ def test_esp_timer_psram(dut: Dut) -> None:
     dut.expect_exact('Press ENTER to see the list of tests')
     dut.write('*')
     dut.expect_unity_test_output(timeout=240)
+
+
+@pytest.mark.esp32c2
+@pytest.mark.xtal_26mhz
+@pytest.mark.parametrize(
+    'config, baud',
+    [
+        ('26mhz_esp32c2', '74880'),
+    ],
+    indirect=True,
+)
+def test_esp_timer_esp32c2_xtal_26mhz(dut: Dut) -> None:
+    dut.expect_exact('Press ENTER to see the list of tests')
+    dut.write('*')
+    dut.expect_unity_test_output(timeout=240)