Commit 0bfde7bc authored by Keith Short's avatar Keith Short Committed by Anas Nashif
Browse files

tests: Add PM control to dummy_driver 



Add the pm_control fn to the dummy_driver so the full PM API is tested.
This change also bypasses all PM APIs if the device driver doesn't
support PM.

Signed-off-by: default avatarKeith Short <keithshort@google.com>
parent a94c2bc7

tests/kernel/device/src/dummy_driver.c

+7 −2
Original line number Diff line number Diff line
@@ -32,11 +32,16 @@ int dummy_init(const struct device *dev) 
	return 0;

}



int dummy_pm_control(const struct device *dev, enum pm_device_action action)

{

	return 0;

}



/**

 * @cond INTERNAL_HIDDEN

 */

DEVICE_DEFINE(dummy_driver, DUMMY_DRIVER_NAME, &dummy_init,

		NULL, NULL, NULL, POST_KERNEL,

DEVICE_DEFINE(dummy_driver, DUMMY_DRIVER_NAME, dummy_init,

		dummy_pm_control, NULL, NULL, POST_KERNEL,

		CONFIG_KERNEL_INIT_PRIORITY_DEFAULT, &funcs);



/**

tests/kernel/device/src/main.c

+11 −8
Original line number Diff line number Diff line
@@ -293,11 +293,18 @@ void test_dummy_device_pm(void) 
{

	const struct device *dev;

	int busy, ret;

	enum pm_device_state device_power_state = PM_DEVICE_STATE_SUSPENDED;

	enum pm_device_state device_power_state;



	dev = device_get_binding(DUMMY_PORT_2);

	zassert_false((dev == NULL), NULL);



	ret = pm_device_state_get(dev, &device_power_state);

	if (ret == -ENOSYS) {

		TC_PRINT("Power management not supported on device");

		ztest_test_skip();

		return;

	}



	busy = pm_device_is_any_busy();

	zassert_true((busy == 0), NULL);
@@ -320,15 +327,11 @@ void test_dummy_device_pm(void) 


	/* Set device state to PM_DEVICE_STATE_ACTIVE */

	ret = pm_device_state_set(dev, PM_DEVICE_STATE_ACTIVE);

	if (ret == -ENOSYS) {

		TC_PRINT("Power management not supported on device");

		ztest_test_skip();

		return;

	}



	zassert_true((ret == 0),

	zassert_true((ret == 0) || (ret == -EALREADY),

			"Unable to set active state to device");



	device_power_state = PM_DEVICE_STATE_SUSPENDED;

	ret = pm_device_state_get(dev, &device_power_state);

	zassert_true((ret == 0),

			"Unable to get active state to device");
@@ -343,7 +346,7 @@ void test_dummy_device_pm(void) 
	ret = pm_device_state_get(dev, &device_power_state);

	zassert_true((ret == 0),

			"Unable to get suspend state to device");

	zassert_true((device_power_state == PM_DEVICE_STATE_ACTIVE),

	zassert_true((device_power_state == PM_DEVICE_STATE_SUSPENDED),

			"Error power status");

}

#else

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