Commit 927c7ba1 authored by Henrik Brix Andersen's avatar Henrik Brix Andersen Committed by Fabio Baltieri
Browse files

drivers: can: fake: use delegate for reporting core clock rate 



Use a delegate for reporting the core clock rate of the fake CAN
driver. This allows overriding the delegate at run-time and inspecting its
call count.

Signed-off-by: default avatarHenrik Brix Andersen <hebad@vestas.com>
parent 516fc76f

drivers/can/can_fake.c

+15 −9
Original line number Diff line number Diff line
@@ -54,6 +54,17 @@ DEFINE_FAKE_VOID_FUNC(fake_can_set_state_change_callback, const struct device *, 


DEFINE_FAKE_VALUE_FUNC(int, fake_can_get_max_filters, const struct device *, bool);



DEFINE_FAKE_VALUE_FUNC(int, fake_can_get_core_clock, const struct device *, uint32_t *);



static int fake_can_get_core_clock_delegate(const struct device *dev, uint32_t *rate)

{

	ARG_UNUSED(dev);



	*rate = 16000000;



	return 0;

}



#ifdef CONFIG_ZTEST

static void fake_can_reset_rule_before(const struct ztest_unit_test *test, void *fixture)

{
@@ -73,20 +84,15 @@ static void fake_can_reset_rule_before(const struct ztest_unit_test *test, void 
	RESET_FAKE(fake_can_recover);

	RESET_FAKE(fake_can_set_state_change_callback);

	RESET_FAKE(fake_can_get_max_filters);

	RESET_FAKE(fake_can_get_core_clock);



	/* Re-install default delegate for reporting the core clock */

	fake_can_get_core_clock_fake.custom_fake = fake_can_get_core_clock_delegate;

}



ZTEST_RULE(fake_can_reset_rule, fake_can_reset_rule_before, NULL);

#endif /* CONFIG_ZTEST */



static int fake_can_get_core_clock(const struct device *dev, uint32_t *rate)

{

	ARG_UNUSED(dev);



	*rate = 16000000;



	return 0;

}



static const struct can_driver_api fake_can_driver_api = {

	.start = fake_can_start,

	.stop = fake_can_stop,

include/zephyr/drivers/can/can_fake.h

+2 −0
Original line number Diff line number Diff line
@@ -45,6 +45,8 @@ DECLARE_FAKE_VOID_FUNC(fake_can_set_state_change_callback, const struct device * 


DECLARE_FAKE_VALUE_FUNC(int, fake_can_get_max_filters, const struct device *, bool);



DECLARE_FAKE_VALUE_FUNC(int, fake_can_get_core_clock, const struct device *, uint32_t *);



#ifdef __cplusplus

}

#endif

CRA Git | Maintained and supported by SUSTech CRA and CCSE