diff options
Diffstat (limited to 'zephyr/test/drivers/usb_common/src/usb_common.c')
| -rw-r--r-- | zephyr/test/drivers/usb_common/src/usb_common.c | 298 |
1 files changed, 0 insertions, 298 deletions
diff --git a/zephyr/test/drivers/usb_common/src/usb_common.c b/zephyr/test/drivers/usb_common/src/usb_common.c deleted file mode 100644 index f286a4ffc9..0000000000 --- a/zephyr/test/drivers/usb_common/src/usb_common.c +++ /dev/null @@ -1,298 +0,0 @@ -/* Copyright 2022 The ChromiumOS Authors - * Use of this source code is governed by a BSD-style license that can be - * found in the LICENSE file. - */ - -#include "ec_commands.h" -#include "suite.h" -#include "timer.h" -#include "usb_common.h" -#include "usb_pd.h" - -#include <stdint.h> - -#include <zephyr/fff.h> -#include <zephyr/ztest_assert.h> -#include <zephyr/ztest_test_new.h> - -#define TEST_PORT 0 - -ZTEST_USER(usb_common, test_get_typec_current_limit_detached) -{ - /* If both CC lines are open, current limit should be 0 A. */ - typec_current_t current = usb_get_typec_current_limit( - POLARITY_CC1, TYPEC_CC_VOLT_OPEN, TYPEC_CC_VOLT_OPEN); - zassert_equal(current & TYPEC_CURRENT_ILIM_MASK, 0); - zassert_equal(current & TYPEC_CURRENT_DTS_MASK, 0); -} - -ZTEST_USER(usb_common, test_get_typec_current_limit_rp_default) -{ - /* USB Default current is 500 mA. */ - typec_current_t current = usb_get_typec_current_limit( - POLARITY_CC1, TYPEC_CC_VOLT_RP_DEF, TYPEC_CC_VOLT_OPEN); - zassert_equal(current & TYPEC_CURRENT_ILIM_MASK, 500); - zassert_equal(current & TYPEC_CURRENT_DTS_MASK, 0); -} - -ZTEST_USER(usb_common, test_get_typec_current_limit_rp_1500) -{ - typec_current_t current = usb_get_typec_current_limit( - POLARITY_CC1, TYPEC_CC_VOLT_RP_1_5, TYPEC_CC_VOLT_OPEN); - zassert_equal(current & TYPEC_CURRENT_ILIM_MASK, 1500); - zassert_equal(current & TYPEC_CURRENT_DTS_MASK, 0); -} - -ZTEST_USER(usb_common, test_get_typec_current_limit_rp_3000) -{ - typec_current_t current = usb_get_typec_current_limit( - POLARITY_CC1, TYPEC_CC_VOLT_RP_3_0, TYPEC_CC_VOLT_OPEN); - zassert_equal(current & TYPEC_CURRENT_ILIM_MASK, 3000); - zassert_equal(current & TYPEC_CURRENT_DTS_MASK, 0); -} - -ZTEST_USER(usb_common, test_get_typec_current_limit_rp_dts) -{ - /* For a DTS source, Rp 3A/Rp 1.5A indicates USB default current. The - * DTS flag should be set. - */ - typec_current_t current = usb_get_typec_current_limit( - POLARITY_CC1, TYPEC_CC_VOLT_RP_3_0, TYPEC_CC_VOLT_RP_1_5); - zassert_equal(current & TYPEC_CURRENT_ILIM_MASK, 500); - zassert_equal(current & TYPEC_CURRENT_DTS_MASK, TYPEC_CURRENT_DTS_MASK); -} - -ZTEST_USER(usb_common, test_get_snk_polarity) -{ - zassert_equal(get_snk_polarity(TYPEC_CC_VOLT_RP_3_0, - TYPEC_CC_VOLT_OPEN), - POLARITY_CC1); - zassert_equal(get_snk_polarity(TYPEC_CC_VOLT_OPEN, - TYPEC_CC_VOLT_RP_3_0), - POLARITY_CC2); -} - -ZTEST_USER(usb_common, test_get_snk_polarity_dts) -{ - zassert_equal(get_snk_polarity(TYPEC_CC_VOLT_RP_3_0, - TYPEC_CC_VOLT_RP_DEF), - POLARITY_CC1_DTS); - zassert_equal(get_snk_polarity(TYPEC_CC_VOLT_RP_DEF, - TYPEC_CC_VOLT_RP_3_0), - POLARITY_CC2_DTS); -} - -ZTEST_USER(usb_common, test_get_src_polarity) -{ - zassert_equal(get_src_polarity(TYPEC_CC_VOLT_RD, TYPEC_CC_VOLT_OPEN), - POLARITY_CC1); - zassert_equal(get_src_polarity(TYPEC_CC_VOLT_OPEN, TYPEC_CC_VOLT_RD), - POLARITY_CC2); -} - -ZTEST_USER(usb_common, test_pd_get_cc_state) -{ - zassert_equal(pd_get_cc_state(TYPEC_CC_VOLT_RD, TYPEC_CC_VOLT_RD), - PD_CC_UFP_DEBUG_ACC); - zassert_equal(pd_get_cc_state(TYPEC_CC_VOLT_RD, TYPEC_CC_VOLT_OPEN), - PD_CC_UFP_ATTACHED); - zassert_equal(pd_get_cc_state(TYPEC_CC_VOLT_RA, TYPEC_CC_VOLT_RA), - PD_CC_UFP_AUDIO_ACC); - - zassert_equal(pd_get_cc_state(TYPEC_CC_VOLT_RP_3_0, - TYPEC_CC_VOLT_RP_DEF), - PD_CC_DFP_DEBUG_ACC); - zassert_equal(pd_get_cc_state(TYPEC_CC_VOLT_RP_3_0, TYPEC_CC_VOLT_OPEN), - PD_CC_DFP_ATTACHED); - - zassert_equal(pd_get_cc_state(TYPEC_CC_VOLT_OPEN, TYPEC_CC_VOLT_OPEN), - PD_CC_NONE); -} - -ZTEST_USER(usb_common, test_pd_board_check_request_default) -{ - /* The default implementation accepts any RDO. Just use a basic one. */ - zassert_ok(pd_board_check_request(RDO_FIXED(0, 3000, 3000, 0), 1)); -} - -ZTEST_USER(usb_common, test_pd_check_requested_voltage) -{ - uint32_t rdo; - - rdo = RDO_FIXED(1, 1000, 1500, 0); - zassert_ok(pd_check_requested_voltage(rdo, 0)); - - /* An index of 0 is invalid. */ - rdo = RDO_FIXED(0, 1000, 1500, 0); - zassert_equal(pd_check_requested_voltage(rdo, 0), EC_ERROR_INVAL); - /* So is an index larger than the number of source PDOs, which is 1 by - * default. - */ - rdo = RDO_FIXED(5, 1000, 1500, 0); - zassert_equal(pd_check_requested_voltage(rdo, 0), EC_ERROR_INVAL); - - /* So is operating current too high. (This RDO doesn't make sense.) */ - rdo = RDO_FIXED(1, 1800, 1500, 0); - zassert_equal(pd_check_requested_voltage(rdo, 0), EC_ERROR_INVAL); - /* So is maximum current too high. */ - rdo = RDO_FIXED(1, 1000, 1800, 0); - zassert_equal(pd_check_requested_voltage(rdo, 0), EC_ERROR_INVAL); -} - -ZTEST_USER(usb_common, test_board_is_usb_pd_port_present) -{ - zassert_true(board_is_usb_pd_port_present(TEST_PORT)); - zassert_false(board_is_usb_pd_port_present(-1)); - zassert_false(board_is_usb_pd_port_present(100)); -} - -ZTEST_USER(usb_common, test_board_is_dts_port) -{ - zassert_true(board_is_dts_port(TEST_PORT)); -} - -ZTEST_USER(usb_common, test_drp_auto_toggle_next_state_detached) -{ - uint64_t drp_sink_time = 0; - - /* If the port is detached and toggle is disabled, the next state should - * be the configured default state. - */ - zassert_equal(drp_auto_toggle_next_state( - &drp_sink_time, PD_ROLE_SINK, PD_DRP_TOGGLE_OFF, - TYPEC_CC_VOLT_OPEN, TYPEC_CC_VOLT_OPEN, true), - DRP_TC_DEFAULT); - - /* If toggle is frozen, the next state should be the current state. */ - zassert_equal(drp_auto_toggle_next_state( - &drp_sink_time, PD_ROLE_SINK, PD_DRP_FREEZE, - TYPEC_CC_VOLT_OPEN, TYPEC_CC_VOLT_OPEN, true), - DRP_TC_UNATTACHED_SNK); - zassert_equal(drp_auto_toggle_next_state( - &drp_sink_time, PD_ROLE_SOURCE, PD_DRP_FREEZE, - TYPEC_CC_VOLT_OPEN, TYPEC_CC_VOLT_OPEN, true), - DRP_TC_UNATTACHED_SRC); - - /* If role is forced, the next state should be the forced state. */ - zassert_equal(drp_auto_toggle_next_state( - &drp_sink_time, PD_ROLE_SINK, PD_DRP_FORCE_SINK, - TYPEC_CC_VOLT_OPEN, TYPEC_CC_VOLT_OPEN, true), - DRP_TC_UNATTACHED_SNK); - zassert_equal(drp_auto_toggle_next_state(&drp_sink_time, PD_ROLE_SOURCE, - PD_DRP_FORCE_SOURCE, - TYPEC_CC_VOLT_OPEN, - TYPEC_CC_VOLT_OPEN, true), - DRP_TC_UNATTACHED_SRC); - - /* If toggle is enabled but auto-toggle is not supported, the next state - * should be based on the power role. If auto-toggle is supported, the - * next state should be auto-toggle. - */ - zassert_equal(drp_auto_toggle_next_state( - &drp_sink_time, PD_ROLE_SINK, PD_DRP_TOGGLE_ON, - TYPEC_CC_VOLT_OPEN, TYPEC_CC_VOLT_OPEN, false), - DRP_TC_UNATTACHED_SNK); - zassert_equal(drp_auto_toggle_next_state( - &drp_sink_time, PD_ROLE_SOURCE, PD_DRP_TOGGLE_ON, - TYPEC_CC_VOLT_OPEN, TYPEC_CC_VOLT_OPEN, false), - DRP_TC_UNATTACHED_SRC); - zassert_equal(drp_auto_toggle_next_state( - &drp_sink_time, PD_ROLE_SOURCE, PD_DRP_TOGGLE_ON, - TYPEC_CC_VOLT_OPEN, TYPEC_CC_VOLT_OPEN, true), - DRP_TC_DRP_AUTO_TOGGLE); -} - -ZTEST_USER(usb_common, test_drp_auto_toggle_next_state_attached_to_source) -{ - uint64_t drp_sink_time = 0; - - /* If the CC lines show a source attached, then the next state should be - * a sink state. If auto-toggle is enabled, then the next state should - * assume that the TCPC is already in AttachWait.SNK. - */ - zassert_equal(drp_auto_toggle_next_state( - &drp_sink_time, PD_ROLE_SINK, PD_DRP_TOGGLE_ON, - TYPEC_CC_VOLT_RP_3_0, TYPEC_CC_VOLT_OPEN, false), - DRP_TC_UNATTACHED_SNK); - zassert_equal(drp_auto_toggle_next_state( - &drp_sink_time, PD_ROLE_SINK, PD_DRP_TOGGLE_ON, - TYPEC_CC_VOLT_OPEN, TYPEC_CC_VOLT_RP_3_0, false), - DRP_TC_UNATTACHED_SNK); - zassert_equal(drp_auto_toggle_next_state( - &drp_sink_time, PD_ROLE_SINK, PD_DRP_TOGGLE_ON, - TYPEC_CC_VOLT_RP_3_0, TYPEC_CC_VOLT_OPEN, true), - DRP_TC_ATTACHED_WAIT_SNK); - - /* If the DRP state is force-source, keep toggling. */ - zassert_equal(drp_auto_toggle_next_state( - &drp_sink_time, PD_ROLE_SINK, PD_DRP_FORCE_SOURCE, - TYPEC_CC_VOLT_RP_3_0, TYPEC_CC_VOLT_OPEN, false), - DRP_TC_UNATTACHED_SNK); - zassert_equal(drp_auto_toggle_next_state(&drp_sink_time, PD_ROLE_SOURCE, - PD_DRP_FORCE_SOURCE, - TYPEC_CC_VOLT_RP_3_0, - TYPEC_CC_VOLT_OPEN, false), - DRP_TC_UNATTACHED_SRC); - zassert_equal(drp_auto_toggle_next_state(&drp_sink_time, PD_ROLE_SOURCE, - PD_DRP_FORCE_SOURCE, - TYPEC_CC_VOLT_RP_3_0, - TYPEC_CC_VOLT_OPEN, true), - DRP_TC_DRP_AUTO_TOGGLE); -} - -ZTEST_USER(usb_common, test_drp_auto_toggle_next_state_attached_to_sink) -{ - uint64_t drp_sink_time = 0; - timestamp_t fake_time; - - /* If the CC lines show a sink, then the next state should be a source - * state. If auto-toggle is enabled, then the next state should assume - * that the TCPC is already in AttachWait.SRC. - */ - zassert_equal(drp_auto_toggle_next_state( - &drp_sink_time, PD_ROLE_SOURCE, PD_DRP_TOGGLE_ON, - TYPEC_CC_VOLT_RD, TYPEC_CC_VOLT_OPEN, false), - DRP_TC_UNATTACHED_SRC); - zassert_equal(drp_auto_toggle_next_state( - &drp_sink_time, PD_ROLE_SOURCE, PD_DRP_TOGGLE_ON, - TYPEC_CC_VOLT_RA, TYPEC_CC_VOLT_OPEN, false), - DRP_TC_UNATTACHED_SRC); - zassert_equal(drp_auto_toggle_next_state( - &drp_sink_time, PD_ROLE_SINK, PD_DRP_TOGGLE_ON, - TYPEC_CC_VOLT_RD, TYPEC_CC_VOLT_OPEN, true), - DRP_TC_ATTACHED_WAIT_SRC); - - /* If the DRP state is off or force-sink, the TCPC might be in - * auto-toggle anyway. If the CC lines have been in this state for less - * than 100 ms, the TCPM should stay in Unattached.SNK and wait for the - * partner to toggle. - */ - drp_sink_time = 0; - fake_time.val = drp_sink_time; - get_time_mock = &fake_time; - zassert_equal(drp_auto_toggle_next_state( - &drp_sink_time, PD_ROLE_SINK, PD_DRP_TOGGLE_OFF, - TYPEC_CC_VOLT_RD, TYPEC_CC_VOLT_OPEN, true), - DRP_TC_UNATTACHED_SNK); - /* After 100 ms, the next state should be auto-toggle. */ - drp_sink_time = 0; - fake_time.val = drp_sink_time + 105 * MSEC; - get_time_mock = &fake_time; - zassert_equal(drp_auto_toggle_next_state( - &drp_sink_time, PD_ROLE_SINK, PD_DRP_TOGGLE_OFF, - TYPEC_CC_VOLT_RD, TYPEC_CC_VOLT_OPEN, true), - DRP_TC_DRP_AUTO_TOGGLE); - /* After 200 ms, the next state should be Unattached.SNK, and - * drp_sink_time should be updated. - */ - drp_sink_time = 0; - fake_time.val = drp_sink_time + 205 * MSEC; - get_time_mock = &fake_time; - zassert_equal(drp_auto_toggle_next_state( - &drp_sink_time, PD_ROLE_SINK, PD_DRP_TOGGLE_OFF, - TYPEC_CC_VOLT_RD, TYPEC_CC_VOLT_OPEN, true), - DRP_TC_UNATTACHED_SNK); - zassert_equal(drp_sink_time, fake_time.val); - - get_time_mock = NULL; -} |