diff options
Diffstat (limited to 'zephyr/test/drivers/src/isl923x.c')
| -rw-r--r-- | zephyr/test/drivers/src/isl923x.c | 81 |
1 files changed, 80 insertions, 1 deletions
diff --git a/zephyr/test/drivers/src/isl923x.c b/zephyr/test/drivers/src/isl923x.c index 2b0de72280..0eb261d837 100644 --- a/zephyr/test/drivers/src/isl923x.c +++ b/zephyr/test/drivers/src/isl923x.c @@ -8,19 +8,31 @@ #include "battery.h" #include "charger_utils.h" +#include "driver/charger/isl923x.h" #include "driver/charger/isl923x_public.h" +#include "emul/emul_common_i2c.h" #include "emul/emul_isl923x.h" BUILD_ASSERT(CONFIG_CHARGER_SENSE_RESISTOR == 10 || CONFIG_CHARGER_SENSE_RESISTOR == 5); +BUILD_ASSERT(CONFIG_CHARGER_SENSE_RESISTOR_AC == 20 || + CONFIG_CHARGER_SENSE_RESISTOR_AC == 10); + #if CONFIG_CHARGER_SENSE_RESISTOR == 10 #define EXPECTED_CURRENT_MA(n) (n) #else #define EXPECTED_CURRENT_MA(n) (n * 2) #endif +#if CONFIG_CHARGER_SENSE_RESISTOR_AC == 20 +#define EXPECTED_INPUT_CURRENT_MA(n) (n) +#else +#define EXPECTED_INPUT_CURRENT_MA(n) (n * 2) +#endif + #define CHARGER_NUM get_charger_num(&isl923x_drv) +#define ISL923X_EMUL emul_get_binding(DT_LABEL(DT_NODELABEL(isl923x_emul))) void test_isl923x_set_current(void) { @@ -80,10 +92,77 @@ void test_isl923x_set_voltage(void) } } +void test_isl923x_set_input_current_limit(void) +{ + const struct emul *isl923x_emul = ISL923X_EMUL; + struct i2c_emul *i2c_emul = isl923x_emul_get_i2c_emul(isl923x_emul); + int expected_current_milli_amps[] = { + EXPECTED_INPUT_CURRENT_MA(0), + EXPECTED_INPUT_CURRENT_MA(4), + EXPECTED_INPUT_CURRENT_MA(8), + EXPECTED_INPUT_CURRENT_MA(16), + EXPECTED_INPUT_CURRENT_MA(32), + EXPECTED_INPUT_CURRENT_MA(64), + EXPECTED_INPUT_CURRENT_MA(128), + EXPECTED_INPUT_CURRENT_MA(256), + EXPECTED_INPUT_CURRENT_MA(512), + EXPECTED_INPUT_CURRENT_MA(1024), + EXPECTED_INPUT_CURRENT_MA(2048), + EXPECTED_INPUT_CURRENT_MA(4096) }; + int current_milli_amps; + + /* Test failing to write to current limit 1 reg */ + i2c_common_emul_set_write_fail_reg(i2c_emul, + ISL923X_REG_ADAPTER_CURRENT_LIMIT1); + zassert_equal(EC_ERROR_INVAL, + isl923x_drv.set_input_current_limit(CHARGER_NUM, 0), + NULL); + + /* Test failing to write to current limit 2 reg */ + i2c_common_emul_set_write_fail_reg(i2c_emul, + ISL923X_REG_ADAPTER_CURRENT_LIMIT2); + zassert_equal(EC_ERROR_INVAL, + isl923x_drv.set_input_current_limit(CHARGER_NUM, 0), + NULL); + + /* Reset fail register */ + i2c_common_emul_set_write_fail_reg(i2c_emul, + I2C_COMMON_EMUL_NO_FAIL_REG); + + /* Test failing to read current limit 1 reg */ + i2c_common_emul_set_read_fail_reg(i2c_emul, + ISL923X_REG_ADAPTER_CURRENT_LIMIT1); + zassert_equal(EC_ERROR_INVAL, + isl923x_drv.get_input_current_limit(CHARGER_NUM, + ¤t_milli_amps), + NULL); + + /* Reset fail register */ + i2c_common_emul_set_read_fail_reg(i2c_emul, + I2C_COMMON_EMUL_NO_FAIL_REG); + + /* Test normal code path */ + for (int i = 0; i < ARRAY_SIZE(expected_current_milli_amps); ++i) { + zassert_ok(isl923x_drv.set_input_current_limit( + CHARGER_NUM, expected_current_milli_amps[i]), + "Failed to set input current limit to %dmV", + expected_current_milli_amps[i]); + zassert_ok(isl923x_drv.get_input_current_limit( + CHARGER_NUM, ¤t_milli_amps), + "Failed to get input current limit"); + zassert_equal(expected_current_milli_amps[i], + current_milli_amps, + "Expected input current %dmA but got %dmA", + expected_current_milli_amps[i], + current_milli_amps); + } +} + void test_suite_isl923x(void) { ztest_test_suite(isl923x, ztest_unit_test(test_isl923x_set_current), - ztest_unit_test(test_isl923x_set_voltage)); + ztest_unit_test(test_isl923x_set_voltage), + ztest_unit_test(test_isl923x_set_input_current_limit)); ztest_run_test_suite(isl923x); } |