| /* |
| * Copyright (c) 2018, Nordic Semiconductor ASA |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #include <drivers/counter.h> |
| #include <ztest.h> |
| #include <kernel.h> |
| #include <logging/log.h> |
| LOG_MODULE_REGISTER(test); |
| |
| static volatile u32_t top_cnt; |
| static volatile u32_t alarm_cnt; |
| |
| static void top_handler(struct device *dev, void *user_data); |
| |
| void *exp_user_data = (void *)199; |
| |
| #if defined(CONFIG_COUNTER_MCUX_RTC) || defined(CONFIG_COUNTER_RTC_STM32) |
| #define COUNTER_PERIOD_US (USEC_PER_SEC * 2U) |
| #else |
| #define COUNTER_PERIOD_US 20000 |
| #endif |
| |
| struct counter_alarm_cfg alarm_cfg; |
| struct counter_alarm_cfg alarm_cfg2; |
| |
| const char *devices[] = { |
| #ifdef CONFIG_COUNTER_TIMER0 |
| /* Nordic TIMER0 may be reserved for Bluetooth */ |
| DT_NORDIC_NRF_TIMER_TIMER_0_LABEL, |
| #endif |
| #ifdef CONFIG_COUNTER_TIMER1 |
| DT_NORDIC_NRF_TIMER_TIMER_1_LABEL, |
| #endif |
| #ifdef CONFIG_COUNTER_TIMER2 |
| DT_NORDIC_NRF_TIMER_TIMER_2_LABEL, |
| #endif |
| #ifdef CONFIG_COUNTER_TIMER3 |
| DT_NORDIC_NRF_TIMER_TIMER_3_LABEL, |
| #endif |
| #ifdef CONFIG_COUNTER_TIMER4 |
| DT_NORDIC_NRF_TIMER_TIMER_4_LABEL, |
| #endif |
| #ifdef CONFIG_COUNTER_RTC0 |
| /* Nordic RTC0 may be reserved for Bluetooth */ |
| DT_NORDIC_NRF_RTC_RTC_0_LABEL, |
| #endif |
| /* Nordic RTC1 is used for the system clock */ |
| #ifdef CONFIG_COUNTER_RTC2 |
| DT_NORDIC_NRF_RTC_RTC_2_LABEL, |
| #endif |
| #ifdef CONFIG_COUNTER_IMX_EPIT_1 |
| DT_COUNTER_IMX_EPIT_1_LABEL, |
| #endif |
| #ifdef CONFIG_COUNTER_IMX_EPIT_2 |
| DT_COUNTER_IMX_EPIT_2_LABEL, |
| #endif |
| #ifdef DT_RTC_MCUX_0_NAME |
| DT_RTC_MCUX_0_NAME, |
| #endif |
| #ifdef DT_INST_0_ARM_CMSDK_TIMER_LABEL |
| DT_INST_0_ARM_CMSDK_TIMER_LABEL, |
| #endif |
| #ifdef DT_INST_1_ARM_CMSDK_TIMER_LABEL |
| DT_INST_1_ARM_CMSDK_TIMER_LABEL, |
| #endif |
| #ifdef DT_INST_0_ARM_CMSDK_DTIMER_LABEL |
| DT_INST_0_ARM_CMSDK_DTIMER_LABEL, |
| #endif |
| #ifdef DT_RTC_0_NAME |
| DT_RTC_0_NAME, |
| #endif |
| |
| }; |
| typedef void (*counter_test_func_t)(const char *dev_name); |
| |
| typedef bool (*counter_capability_func_t)(const char *dev_name); |
| |
| |
| static void counter_setup_instance(const char *dev_name) |
| { |
| alarm_cnt = 0U; |
| } |
| |
| static void counter_tear_down_instance(const char *dev_name) |
| { |
| int err; |
| struct device *dev; |
| struct counter_top_cfg top_cfg = { |
| .callback = NULL, |
| .user_data = NULL, |
| .flags = 0 |
| }; |
| |
| dev = device_get_binding(dev_name); |
| |
| top_cfg.ticks = counter_get_max_top_value(dev); |
| err = counter_set_top_value(dev, &top_cfg); |
| zassert_equal(0, err, |
| "%s: Setting top value to default failed", dev_name); |
| |
| err = counter_stop(dev); |
| zassert_equal(0, err, "%s: Counter failed to stop", dev_name); |
| |
| } |
| |
| static void test_all_instances(counter_test_func_t func, |
| counter_capability_func_t capability_check) |
| { |
| for (int i = 0; i < ARRAY_SIZE(devices); i++) { |
| counter_setup_instance(devices[i]); |
| if ((capability_check == NULL) || |
| capability_check(devices[i])) { |
| TC_PRINT("Testing %s\n", devices[i]); |
| func(devices[i]); |
| } else { |
| TC_PRINT("Skipped for %s\n", devices[i]); |
| } |
| counter_tear_down_instance(devices[i]); |
| /* Allow logs to be printed. */ |
| k_sleep(K_MSEC(100)); |
| } |
| } |
| |
| static bool set_top_value_capable(const char *dev_name) |
| { |
| struct device *dev = device_get_binding(dev_name); |
| struct counter_top_cfg cfg = { |
| .ticks = counter_get_top_value(dev) - 1 |
| }; |
| int err; |
| |
| err = counter_set_top_value(dev, &cfg); |
| if (err == -ENOTSUP) { |
| return false; |
| } |
| |
| cfg.ticks++; |
| err = counter_set_top_value(dev, &cfg); |
| if (err == -ENOTSUP) { |
| return false; |
| } |
| |
| return true; |
| } |
| |
| static void top_handler(struct device *dev, void *user_data) |
| { |
| zassert_true(user_data == exp_user_data, |
| "%s: Unexpected callback", dev->config->name); |
| top_cnt++; |
| } |
| |
| void test_set_top_value_with_alarm_instance(const char *dev_name) |
| { |
| struct device *dev; |
| int err; |
| u32_t cnt; |
| u32_t tmp_top_cnt; |
| struct counter_top_cfg top_cfg = { |
| .callback = top_handler, |
| .user_data = exp_user_data, |
| .flags = 0 |
| }; |
| |
| top_cnt = 0U; |
| |
| dev = device_get_binding(dev_name); |
| top_cfg.ticks = counter_us_to_ticks(dev, COUNTER_PERIOD_US); |
| err = counter_start(dev); |
| zassert_equal(0, err, "%s: Counter failed to start", dev_name); |
| |
| k_busy_wait(5000); |
| |
| cnt = counter_read(dev); |
| zassert_true(cnt > 0, "%s: Counter should progress", dev_name); |
| |
| err = counter_set_top_value(dev, &top_cfg); |
| zassert_equal(0, err, "%s: Counter failed to set top value (err: %d)", |
| dev_name, err); |
| |
| k_busy_wait(5.2*COUNTER_PERIOD_US); |
| |
| tmp_top_cnt = top_cnt; /* to avoid passing volatile to the macro */ |
| zassert_true(tmp_top_cnt == 5U, |
| "%s: Unexpected number of turnarounds (%d).", |
| dev_name, tmp_top_cnt); |
| } |
| |
| void test_set_top_value_with_alarm(void) |
| { |
| test_all_instances(test_set_top_value_with_alarm_instance, |
| set_top_value_capable); |
| } |
| |
| static void alarm_handler(struct device *dev, u8_t chan_id, u32_t counter, |
| void *user_data) |
| { |
| u32_t now = counter_read(dev); |
| |
| zassert_true(now >= counter, |
| "%s: Alarm (%d) too early now:%d.", |
| dev->config->name, counter, now); |
| |
| if (user_data) { |
| zassert_true(&alarm_cfg == user_data, |
| "%s: Unexpected callback", dev->config->name); |
| } |
| |
| zassert_true(k_is_in_isr(), "%s: Expected interrupt context", |
| dev->config->name); |
| alarm_cnt++; |
| } |
| |
| void test_single_shot_alarm_instance(const char *dev_name, bool set_top) |
| { |
| struct device *dev; |
| int err; |
| u32_t ticks; |
| u32_t tmp_alarm_cnt; |
| struct counter_top_cfg top_cfg = { |
| .callback = top_handler, |
| .user_data = exp_user_data, |
| .flags = 0 |
| }; |
| |
| dev = device_get_binding(dev_name); |
| ticks = counter_us_to_ticks(dev, COUNTER_PERIOD_US); |
| top_cfg.ticks = ticks; |
| |
| alarm_cfg.flags = 0; |
| alarm_cfg.callback = alarm_handler; |
| alarm_cfg.user_data = &alarm_cfg; |
| |
| alarm_cnt = 0U; |
| |
| if (counter_get_num_of_channels(dev) < 1U) { |
| /* Counter does not support any alarm */ |
| return; |
| } |
| |
| err = counter_start(dev); |
| zassert_equal(0, err, "%s: Counter failed to start", dev_name); |
| |
| if (set_top) { |
| err = counter_set_top_value(dev, &top_cfg); |
| |
| zassert_equal(0, err, |
| "%s: Counter failed to set top value", dev_name); |
| |
| alarm_cfg.ticks = ticks + 1; |
| err = counter_set_channel_alarm(dev, 0, &alarm_cfg); |
| zassert_equal(-EINVAL, err, |
| "%s: Counter should return error because ticks" |
| " exceeded the limit set alarm", dev_name); |
| alarm_cfg.ticks = ticks - 1; |
| } |
| |
| alarm_cfg.ticks = ticks; |
| err = counter_set_channel_alarm(dev, 0, &alarm_cfg); |
| zassert_equal(0, err, "%s: Counter set alarm failed (err: %d)", |
| dev_name, err); |
| |
| k_busy_wait(2*(u32_t)counter_ticks_to_us(dev, ticks)); |
| |
| tmp_alarm_cnt = alarm_cnt; /* to avoid passing volatile to the macro */ |
| zassert_equal(1, tmp_alarm_cnt, |
| "%s: Expecting alarm callback", dev_name); |
| |
| k_busy_wait(1.5*counter_ticks_to_us(dev, ticks)); |
| tmp_alarm_cnt = alarm_cnt; /* to avoid passing volatile to the macro */ |
| zassert_equal(1, tmp_alarm_cnt, |
| "%s: Expecting alarm callback", dev_name); |
| |
| err = counter_cancel_channel_alarm(dev, 0); |
| zassert_equal(0, err, "%s: Counter disabling alarm failed", dev_name); |
| |
| top_cfg.ticks = counter_get_max_top_value(dev); |
| top_cfg.callback = NULL; |
| top_cfg.user_data = NULL; |
| err = counter_set_top_value(dev, &top_cfg); |
| zassert_equal(0, err, "%s: Setting top value to default failed", |
| dev_name); |
| |
| err = counter_stop(dev); |
| zassert_equal(0, err, "%s: Counter failed to stop", dev_name); |
| } |
| |
| void test_single_shot_alarm_notop_instance(const char *dev_name) |
| { |
| test_single_shot_alarm_instance(dev_name, false); |
| } |
| |
| void test_single_shot_alarm_top_instance(const char *dev_name) |
| { |
| test_single_shot_alarm_instance(dev_name, true); |
| } |
| |
| static bool single_channel_alarm_capable(const char *dev_name) |
| { |
| struct device *dev = device_get_binding(dev_name); |
| |
| return (counter_get_num_of_channels(dev) > 0); |
| } |
| |
| static bool single_channel_alarm_and_custom_top_capable(const char *dev_name) |
| { |
| return single_channel_alarm_capable(dev_name) && |
| set_top_value_capable(dev_name); |
| } |
| |
| void test_single_shot_alarm_notop(void) |
| { |
| test_all_instances(test_single_shot_alarm_notop_instance, |
| single_channel_alarm_capable); |
| } |
| |
| void test_single_shot_alarm_top(void) |
| { |
| test_all_instances(test_single_shot_alarm_top_instance, |
| single_channel_alarm_and_custom_top_capable); |
| } |
| |
| static void *clbk_data[10]; |
| |
| static void alarm_handler2(struct device *dev, u8_t chan_id, u32_t counter, |
| void *user_data) |
| { |
| clbk_data[alarm_cnt] = user_data; |
| alarm_cnt++; |
| } |
| |
| /* |
| * Two alarms set. First alarm is absolute, second relative. Because |
| * setting of both alarms is delayed it is expected that second alarm |
| * will expire first (relative to the time called) while first alarm |
| * will expire after next wrap around. |
| */ |
| void test_multiple_alarms_instance(const char *dev_name) |
| { |
| struct device *dev; |
| int err; |
| u32_t ticks; |
| u32_t tmp_alarm_cnt; |
| struct counter_top_cfg top_cfg = { |
| .callback = top_handler, |
| .user_data = exp_user_data, |
| .flags = 0 |
| }; |
| |
| dev = device_get_binding(dev_name); |
| ticks = counter_us_to_ticks(dev, COUNTER_PERIOD_US); |
| top_cfg.ticks = ticks; |
| |
| alarm_cfg.flags = COUNTER_ALARM_CFG_ABSOLUTE; |
| alarm_cfg.ticks = counter_us_to_ticks(dev, 2000); |
| alarm_cfg.callback = alarm_handler2; |
| alarm_cfg.user_data = &alarm_cfg; |
| |
| alarm_cfg2.flags = 0; |
| alarm_cfg2.ticks = counter_us_to_ticks(dev, 2000); |
| alarm_cfg2.callback = alarm_handler2; |
| alarm_cfg2.user_data = &alarm_cfg2; |
| |
| alarm_cnt = 0U; |
| |
| if (counter_get_num_of_channels(dev) < 2U) { |
| /* Counter does not support two alarms */ |
| return; |
| } |
| |
| err = counter_start(dev); |
| zassert_equal(0, err, "%s: Counter failed to start", dev_name); |
| |
| err = counter_set_top_value(dev, &top_cfg); |
| zassert_equal(0, err, |
| "%s: Counter failed to set top value", dev_name); |
| |
| k_busy_wait(3*(u32_t)counter_ticks_to_us(dev, alarm_cfg.ticks)); |
| |
| err = counter_set_channel_alarm(dev, 0, &alarm_cfg); |
| zassert_equal(0, err, "%s: Counter set alarm failed", dev_name); |
| |
| err = counter_set_channel_alarm(dev, 1, &alarm_cfg2); |
| zassert_equal(0, err, "%s: Counter set alarm failed", dev_name); |
| |
| k_busy_wait(1.2*counter_ticks_to_us(dev, ticks * 2U)); |
| tmp_alarm_cnt = alarm_cnt; /* to avoid passing volatile to the macro */ |
| zassert_equal(2, tmp_alarm_cnt, |
| "%s: Invalid number of callbacks %d (expected: %d)", |
| dev_name, tmp_alarm_cnt, 2); |
| |
| zassert_equal(&alarm_cfg2, clbk_data[0], |
| "%s: Expected different order or callbacks", |
| dev_name); |
| zassert_equal(&alarm_cfg, clbk_data[1], |
| "%s: Expected different order or callbacks", |
| dev_name); |
| |
| /* tear down */ |
| err = counter_cancel_channel_alarm(dev, 0); |
| zassert_equal(0, err, "%s: Counter disabling alarm failed", dev_name); |
| |
| err = counter_cancel_channel_alarm(dev, 1); |
| zassert_equal(0, err, "%s: Counter disabling alarm failed", dev_name); |
| } |
| |
| static bool multiple_channel_alarm_capable(const char *dev_name) |
| { |
| struct device *dev = device_get_binding(dev_name); |
| |
| return (counter_get_num_of_channels(dev) > 1); |
| } |
| |
| void test_multiple_alarms(void) |
| { |
| test_all_instances(test_multiple_alarms_instance, |
| multiple_channel_alarm_capable); |
| } |
| |
| void test_all_channels_instance(const char *dev_name) |
| { |
| struct device *dev; |
| int err; |
| const int n = 10; |
| int nchan = 0; |
| bool limit_reached = false; |
| struct counter_alarm_cfg alarm_cfgs; |
| u32_t ticks; |
| u32_t tmp_alarm_cnt; |
| |
| dev = device_get_binding(dev_name); |
| ticks = counter_us_to_ticks(dev, COUNTER_PERIOD_US); |
| |
| alarm_cfgs.flags = 0; |
| alarm_cfgs.ticks = ticks; |
| alarm_cfgs.callback = alarm_handler2; |
| alarm_cfgs.user_data = NULL; |
| |
| err = counter_start(dev); |
| zassert_equal(0, err, "%s: Counter failed to start", dev_name); |
| |
| for (int i = 0; i < n; i++) { |
| err = counter_set_channel_alarm(dev, i, &alarm_cfgs); |
| if ((err == 0) && !limit_reached) { |
| nchan++; |
| } else if (err == -ENOTSUP) { |
| limit_reached = true; |
| } else { |
| zassert_equal(0, 1, |
| "%s: Unexpected error on setting alarm", dev_name); |
| } |
| } |
| |
| k_busy_wait(1.5*counter_ticks_to_us(dev, ticks)); |
| tmp_alarm_cnt = alarm_cnt; /* to avoid passing volatile to the macro */ |
| zassert_equal(nchan, tmp_alarm_cnt, |
| "%s: Expecting alarm callback", dev_name); |
| |
| for (int i = 0; i < nchan; i++) { |
| err = counter_cancel_channel_alarm(dev, i); |
| zassert_equal(0, err, |
| "%s: Unexpected error on disabling alarm", dev_name); |
| } |
| |
| for (int i = nchan; i < n; i++) { |
| err = counter_cancel_channel_alarm(dev, i); |
| zassert_equal(-ENOTSUP, err, |
| "%s: Unexpected error on disabling alarm", dev_name); |
| } |
| } |
| |
| void test_all_channels(void) |
| { |
| test_all_instances(test_all_channels_instance, |
| single_channel_alarm_capable); |
| } |
| |
| /** |
| * Test validates if alarm set too late (current tick or current tick + 1) |
| * results in callback being called. |
| */ |
| void test_late_alarm_instance(const char *dev_name) |
| { |
| int err; |
| u32_t tmp_alarm_cnt; |
| struct device *dev = device_get_binding(dev_name); |
| u32_t tick_us = (u32_t)counter_ticks_to_us(dev, 1); |
| u32_t guard = counter_us_to_ticks(dev, 200); |
| struct counter_alarm_cfg alarm_cfg = { |
| .callback = alarm_handler, |
| .flags = COUNTER_ALARM_CFG_ABSOLUTE | |
| COUNTER_ALARM_CFG_EXPIRE_WHEN_LATE, |
| .user_data = NULL |
| }; |
| |
| err = counter_set_guard_period(dev, guard, |
| COUNTER_GUARD_PERIOD_LATE_TO_SET); |
| zassert_equal(0, err, "%s: Unexcepted error", dev_name); |
| |
| err = counter_start(dev); |
| zassert_equal(0, err, "%s: Unexcepted error", dev_name); |
| |
| k_busy_wait(2*tick_us); |
| |
| alarm_cfg.ticks = 0; |
| err = counter_set_channel_alarm(dev, 0, &alarm_cfg); |
| zassert_equal(-ETIME, err, "%s: Unexpected error (%d)", dev_name, err); |
| |
| /* wait couple of ticks */ |
| k_busy_wait(5*tick_us); |
| |
| tmp_alarm_cnt = alarm_cnt; /* to avoid passing volatile to the macro */ |
| zassert_equal(1, tmp_alarm_cnt, |
| "%s: Expected %d callbacks, got %d\n", |
| dev_name, 1, tmp_alarm_cnt); |
| |
| alarm_cfg.ticks = counter_read(dev); |
| err = counter_set_channel_alarm(dev, 0, &alarm_cfg); |
| zassert_equal(-ETIME, err, "%s: Failed to set an alarm (err: %d)", |
| dev_name, err); |
| |
| /* wait to ensure that tick+1 timeout will expire. */ |
| k_busy_wait(3*tick_us); |
| |
| tmp_alarm_cnt = alarm_cnt; /* to avoid passing volatile to the macro */ |
| zassert_equal(2, tmp_alarm_cnt, |
| "%s: Expected %d callbacks, got %d\n", |
| dev_name, 2, tmp_alarm_cnt); |
| } |
| |
| void test_late_alarm_error_instance(const char *dev_name) |
| { |
| int err; |
| struct device *dev = device_get_binding(dev_name); |
| u32_t tick_us = (u32_t)counter_ticks_to_us(dev, 1); |
| u32_t guard = counter_us_to_ticks(dev, 200); |
| struct counter_alarm_cfg alarm_cfg = { |
| .callback = alarm_handler, |
| .flags = COUNTER_ALARM_CFG_ABSOLUTE, |
| .user_data = NULL |
| }; |
| |
| err = counter_set_guard_period(dev, guard, |
| COUNTER_GUARD_PERIOD_LATE_TO_SET); |
| zassert_equal(0, err, "%s: Unexcepted error", dev_name); |
| |
| err = counter_start(dev); |
| zassert_equal(0, err, "%s: Unexcepted error", dev_name); |
| |
| k_busy_wait(2*tick_us); |
| |
| alarm_cfg.ticks = 0; |
| err = counter_set_channel_alarm(dev, 0, &alarm_cfg); |
| zassert_equal(-ETIME, err, |
| "%s: Failed to detect late setting (err: %d)", |
| dev_name, err); |
| |
| alarm_cfg.ticks = counter_read(dev); |
| err = counter_set_channel_alarm(dev, 0, &alarm_cfg); |
| zassert_equal(-ETIME, err, |
| "%s: Counter failed to detect late setting (err: %d)", |
| dev_name, err); |
| } |
| |
| static bool late_detection_capable(const char *dev_name) |
| { |
| struct device *dev = device_get_binding(dev_name); |
| u32_t guard = counter_get_guard_period(dev, |
| COUNTER_GUARD_PERIOD_LATE_TO_SET); |
| int err = counter_set_guard_period(dev, guard, |
| COUNTER_GUARD_PERIOD_LATE_TO_SET); |
| |
| if (err == -ENOTSUP) { |
| return false; |
| } |
| |
| return true; |
| } |
| |
| void test_late_alarm(void) |
| { |
| test_all_instances(test_late_alarm_instance, late_detection_capable); |
| } |
| |
| void test_late_alarm_error(void) |
| { |
| test_all_instances(test_late_alarm_error_instance, |
| late_detection_capable); |
| } |
| |
| static void test_short_relative_alarm_instance(const char *dev_name) |
| { |
| int err; |
| u32_t tmp_alarm_cnt; |
| struct device *dev = device_get_binding(dev_name); |
| u32_t tick_us = (u32_t)counter_ticks_to_us(dev, 1); |
| struct counter_alarm_cfg alarm_cfg = { |
| .callback = alarm_handler, |
| .flags = 0, |
| .user_data = NULL |
| }; |
| |
| err = counter_start(dev); |
| zassert_equal(0, err, "%s: Unexcepted error", dev_name); |
| |
| alarm_cfg.ticks = 1; |
| |
| for (int i = 0; i < 100; ++i) { |
| err = counter_set_channel_alarm(dev, 0, &alarm_cfg); |
| zassert_equal(0, err, |
| "%s: Failed to set an alarm (err: %d)", |
| dev_name, err); |
| |
| /* wait to ensure that tick+1 timeout will expire. */ |
| k_busy_wait(3*tick_us); |
| |
| /* to avoid passing volatile to the macro */ |
| tmp_alarm_cnt = alarm_cnt; |
| zassert_equal(i + 1, tmp_alarm_cnt, |
| "%s: Expected %d callbacks, got %d\n", |
| dev_name, i + 1, tmp_alarm_cnt); |
| } |
| } |
| |
| /* Function checks if relative alarm set for 1 tick will expire. If handler is |
| * not called within near future it indicates that driver do not support it and |
| * more extensive testing is skipped. |
| */ |
| static bool short_relative_capable(const char *dev_name) |
| { |
| struct device *dev = device_get_binding(dev_name); |
| struct counter_alarm_cfg alarm_cfg = { |
| .callback = alarm_handler, |
| .flags = 0, |
| .user_data = NULL, |
| .ticks = 1 |
| }; |
| int err; |
| bool ret; |
| |
| if (single_channel_alarm_capable(dev_name) == false) { |
| return false; |
| } |
| |
| err = counter_start(dev); |
| if (err != 0) { |
| ret = false; |
| goto end; |
| } |
| |
| alarm_cnt = 0; |
| err = counter_set_channel_alarm(dev, 0, &alarm_cfg); |
| if (err != 0) { |
| ret = false; |
| goto end; |
| } |
| |
| k_busy_wait(counter_ticks_to_us(dev, 10)); |
| if (alarm_cnt == 1) { |
| ret = true; |
| } else { |
| ret = false; |
| (void)counter_cancel_channel_alarm(dev, 0); |
| } |
| |
| end: |
| alarm_cnt = 0; |
| counter_stop(dev); |
| k_busy_wait(1000); |
| |
| return ret; |
| } |
| |
| static void test_short_relative_alarm(void) |
| { |
| test_all_instances(test_short_relative_alarm_instance, |
| short_relative_capable); |
| } |
| |
| /* Test checks if cancelled alarm does not get triggered when new alarm is |
| * configured at the point where previous alarm was about to expire. |
| */ |
| static void test_cancelled_alarm_does_not_expire_instance(const char *dev_name) |
| { |
| int err; |
| u32_t tmp_alarm_cnt; |
| struct device *dev = device_get_binding(dev_name); |
| u32_t us = 1000; |
| u32_t ticks = counter_us_to_ticks(dev, us); |
| |
| us = (u32_t)counter_ticks_to_us(dev, ticks); |
| |
| struct counter_alarm_cfg alarm_cfg = { |
| .callback = alarm_handler, |
| .flags = COUNTER_ALARM_CFG_ABSOLUTE, |
| .user_data = NULL |
| }; |
| |
| err = counter_start(dev); |
| zassert_equal(0, err, "%s: Unexcepted error", dev_name); |
| |
| |
| for (int i = 0; i < us/2; ++i) { |
| alarm_cfg.ticks = counter_read(dev) + ticks; |
| err = counter_set_channel_alarm(dev, 0, &alarm_cfg); |
| zassert_equal(0, err, "%s: Failed to set an alarm (err: %d)", |
| dev_name, err); |
| |
| err = counter_cancel_channel_alarm(dev, 0); |
| zassert_equal(0, err, "%s: Failed to cancel an alarm (err: %d)", |
| dev_name, err); |
| |
| k_busy_wait(us/2 + i); |
| |
| alarm_cfg.ticks = alarm_cfg.ticks + 2*alarm_cfg.ticks; |
| err = counter_set_channel_alarm(dev, 0, &alarm_cfg); |
| zassert_equal(0, err, "%s: Failed to set an alarm (err: %d)", |
| dev_name, err); |
| |
| /* wait to ensure that tick+1 timeout will expire. */ |
| k_busy_wait(us); |
| |
| err = counter_cancel_channel_alarm(dev, 0); |
| zassert_equal(0, err, "%s: Failed to cancel an alarm (err: %d)", |
| dev_name, err); |
| |
| /* to avoid passing volatile to the macro */ |
| tmp_alarm_cnt = alarm_cnt; |
| zassert_equal(0, tmp_alarm_cnt, |
| "%s: Expected %d callbacks, got %d\n", |
| dev_name, 0, tmp_alarm_cnt); |
| } |
| } |
| |
| static bool reliable_cancel_capable(const char *dev_name) |
| { |
| /* Test performed only for NRF_RTC instances. Other probably will fail. |
| */ |
| #ifdef CONFIG_COUNTER_RTC0 |
| /* Nordic RTC0 may be reserved for Bluetooth */ |
| if (strcmp(dev_name, DT_NORDIC_NRF_RTC_RTC_0_LABEL) == 0) { |
| return true; |
| } |
| #endif |
| |
| #ifdef CONFIG_COUNTER_RTC2 |
| if (strcmp(dev_name, DT_NORDIC_NRF_RTC_RTC_2_LABEL) == 0) { |
| return true; |
| } |
| #endif |
| |
| #ifdef CONFIG_COUNTER_TIMER0 |
| if (strcmp(dev_name, DT_NORDIC_NRF_TIMER_TIMER_0_LABEL) == 0) { |
| return true; |
| } |
| #endif |
| |
| #ifdef CONFIG_COUNTER_TIMER1 |
| if (strcmp(dev_name, DT_NORDIC_NRF_TIMER_TIMER_1_LABEL) == 0) { |
| return true; |
| } |
| #endif |
| |
| #ifdef CONFIG_COUNTER_TIMER2 |
| if (strcmp(dev_name, DT_NORDIC_NRF_TIMER_TIMER_2_LABEL) == 0) { |
| return true; |
| } |
| #endif |
| |
| #ifdef CONFIG_COUNTER_TIMER3 |
| if (strcmp(dev_name, DT_NORDIC_NRF_TIMER_TIMER_3_LABEL) == 0) { |
| return true; |
| } |
| #endif |
| |
| #ifdef CONFIG_COUNTER_TIMER4 |
| if (strcmp(dev_name, DT_NORDIC_NRF_TIMER_TIMER_4_LABEL) == 0) { |
| return true; |
| } |
| #endif |
| return false; |
| } |
| |
| void test_cancelled_alarm_does_not_expire(void) |
| { |
| test_all_instances(test_cancelled_alarm_does_not_expire_instance, |
| reliable_cancel_capable); |
| } |
| |
| void test_main(void) |
| { |
| ztest_test_suite(test_counter, |
| ztest_unit_test(test_set_top_value_with_alarm), |
| ztest_unit_test(test_single_shot_alarm_notop), |
| ztest_unit_test(test_single_shot_alarm_top), |
| ztest_unit_test(test_multiple_alarms), |
| ztest_unit_test(test_all_channels), |
| ztest_unit_test(test_late_alarm), |
| ztest_unit_test(test_late_alarm_error), |
| ztest_unit_test(test_short_relative_alarm), |
| ztest_unit_test(test_cancelled_alarm_does_not_expire) |
| ); |
| ztest_run_test_suite(test_counter); |
| } |