Revert "Add unit test for usb_pd"

This reverts commit 0739074fbf735cffefdac7ff6d086084449f6493.

Change-Id: I1889138e5a8d5bc22d3bac2e48afe6378a59542a
Reviewed-on: https://chromium-review.googlesource.com/211773
Reviewed-by: Prathmesh Prabhu <pprabhu@chromium.org>
Tested-by: Prathmesh Prabhu <pprabhu@chromium.org>

4 files changed, 3 insertions, 257 deletions

diff --git a/test/build.mk b/test/build.mk
index e87e3fcd88..cb1ced36b1 100644
--- a/test/build.mk
+++ b/test/build.mk
@@ -31,20 +31,18 @@ test-list-host+=thermal flash queue kb_8042 extpwr_gpio console_edit system
 test-list-host+=sbs_charging adapter host_command thermal_falco led_spring
 test-list-host+=bklight_lid bklight_passthru interrupt timer_dos button
 test-list-host+=motion_sense math_util sbs_charging_v2 battery_get_params_smart
-test-list-host+=usb_pd
 
 adapter-y=adapter.o
-battery_get_params_smart-y=battery_get_params_smart.o
+button-y=button.o
 bklight_lid-y=bklight_lid.o
 bklight_passthru-y=bklight_passthru.o
-button-y=button.o
 console_edit-y=console_edit.o
 extpwr_gpio-y=extpwr_gpio.o
 flash-y=flash.o
 hooks-y=hooks.o
 host_command-y=host_command.o
-interrupt-y=interrupt.o
 kb_8042-y=kb_8042.o
+interrupt-y=interrupt.o
 kb_mkbp-y=kb_mkbp.o
 kb_scan-y=kb_scan.o
 led_spring-y=led_spring.o led_spring_impl.o
@@ -64,5 +62,5 @@ thermal-y=thermal.o
 thermal_falco-y=thermal_falco.o
 timer_calib-y=timer_calib.o
 timer_dos-y=timer_dos.o
-usb_pd-y=usb_pd.o
 utils-y=utils.o
+battery_get_params_smart-y=battery_get_params_smart.o
diff --git a/test/usb_pd.c b/test/usb_pd.c
deleted file mode 100644
index fd10d44840..0000000000
--- a/test/usb_pd.c
+++ /dev/null
@@ -1,204 +0,0 @@
-/* Copyright 2014 The Chromium OS Authors. All rights reserved.
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- *
- * Test USB PD module.
- */
-
-#include "common.h"
-#include "crc.h"
-#include "task.h"
-#include "test_util.h"
-#include "timer.h"
-#include "usb_pd.h"
-#include "usb_pd_config.h"
-#include "usb_pd_test_util.h"
-#include "util.h"
-
-struct pd_port_t {
-	int host_mode;
-	int cc_volt[2]; /* -1 for Hi-Z */
-	int has_vbus;
-	int msg_tx_id;
-	int msg_rx_id;
-	int polarity;
-} pd_port[PD_PORT_COUNT];
-
-/* Mock functions */
-
-int pd_adc_read(int port, int cc)
-{
-	int val = pd_port[port].cc_volt[cc];
-	if (val == -1)
-		return pd_port[port].host_mode ? 3000 : 0;
-	return val;
-}
-
-int pd_snk_is_vbus_provided(int port)
-{
-	return pd_port[port].has_vbus;
-}
-
-void pd_set_host_mode(int port, int enable)
-{
-	pd_port[port].host_mode = enable;
-}
-
-void pd_select_polarity(int port, int polarity)
-{
-	pd_port[port].polarity = polarity;
-}
-
-/* Tests */
-
-void inc_tx_id(int port)
-{
-	pd_port[port].msg_tx_id = (pd_port[port].msg_tx_id + 1) % 7;
-}
-
-void inc_rx_id(int port)
-{
-	pd_port[port].msg_rx_id = (pd_port[port].msg_rx_id + 1) % 7;
-}
-
-static void init_ports(void)
-{
-	int i;
-
-	for (i = 0; i < PD_PORT_COUNT; ++i) {
-		pd_port[i].host_mode = 0;
-		pd_port[i].cc_volt[0] = pd_port[i].cc_volt[1] = -1;
-		pd_port[i].has_vbus = 0;
-	}
-}
-
-static void simulate_rx_msg(int port, uint16_t header, int cnt,
-			    const uint32_t *data)
-{
-	int i;
-
-	pd_test_rx_set_preamble(port, 1);
-	pd_test_rx_msg_append_sop(port);
-	pd_test_rx_msg_append_short(port, header);
-
-	crc32_init();
-	crc32_hash16(header);
-	for (i = 0; i < cnt; ++i) {
-		pd_test_rx_msg_append_word(port, data[i]);
-		crc32_hash32(data[i]);
-	}
-	pd_test_rx_msg_append_word(port, crc32_result());
-
-	pd_test_rx_msg_append_eop(port);
-
-	pd_simulate_rx(port);
-}
-
-static void simulate_source_cap(int port)
-{
-	uint16_t header = PD_HEADER(PD_DATA_SOURCE_CAP, PD_ROLE_SOURCE,
-				    pd_port[port].msg_rx_id, pd_src_pdo_cnt);
-	simulate_rx_msg(port, header, pd_src_pdo_cnt, pd_src_pdo);
-}
-
-static void simulate_goodcrc(int port, int role, int id)
-{
-	simulate_rx_msg(port, PD_HEADER(PD_CTRL_GOOD_CRC, role, id, 0),
-			0, NULL);
-}
-
-static int verify_goodcrc(int port, int role, int id)
-{
-	return pd_test_tx_msg_verify_sop(0) &&
-	       pd_test_tx_msg_verify_short(0, PD_HEADER(PD_CTRL_GOOD_CRC,
-							role, id, 0)) &&
-	       pd_test_tx_msg_verify_crc(0) &&
-	       pd_test_tx_msg_verify_eop(0);
-}
-
-static void plug_in_source(int port, int polarity)
-{
-	pd_port[port].has_vbus = 1;
-	pd_port[port].cc_volt[polarity] = 3000;
-}
-
-static void plug_in_sink(int port, int polarity)
-{
-	pd_port[port].has_vbus = 0;
-	pd_port[port].cc_volt[polarity] = 0;
-}
-
-static void unplug(int port)
-{
-	pd_port[port].has_vbus = 0;
-	pd_port[port].cc_volt[0] = -1;
-	pd_port[port].cc_volt[1] = -1;
-	task_wake(PORT_TO_TASK_ID(port));
-	usleep(30 * MSEC);
-}
-
-static int test_request(void)
-{
-	plug_in_source(0, 0);
-	task_wake(PORT_TO_TASK_ID(0));
-	usleep(30 * MSEC);
-	TEST_ASSERT(pd_port[0].polarity == 0);
-
-	simulate_source_cap(0);
-	task_wait_event(3 * MSEC);
-	TEST_ASSERT(verify_goodcrc(0, PD_ROLE_SINK, pd_port[0].msg_rx_id));
-	task_wake(PORT_TO_TASK_ID(0));
-	task_wait_event(35 * MSEC); /* tSenderResponse: 24~30 ms */
-	inc_rx_id(0);
-
-	/* Process the request */
-	TEST_ASSERT(pd_test_tx_msg_verify_sop(0));
-	TEST_ASSERT(pd_test_tx_msg_verify_short(0,
-			PD_HEADER(PD_DATA_REQUEST, PD_ROLE_SINK,
-				  pd_port[0].msg_tx_id, 1)));
-	TEST_ASSERT(pd_test_tx_msg_verify_word(0, RDO_FIXED(2, 450, 900, 0)));
-	TEST_ASSERT(pd_test_tx_msg_verify_crc(0));
-	TEST_ASSERT(pd_test_tx_msg_verify_eop(0));
-	inc_tx_id(0);
-	unplug(0);
-	return EC_SUCCESS;
-}
-
-static int test_sink(void)
-{
-	int i;
-
-	plug_in_sink(1, 1);
-	task_wake(PORT_TO_TASK_ID(1));
-	task_wait_event(250 * MSEC); /* tTypeCSinkWaitCap: 210~250 ms */
-	TEST_ASSERT(pd_port[1].polarity == 1);
-
-	TEST_ASSERT(pd_test_tx_msg_verify_sop(1));
-	TEST_ASSERT(pd_test_tx_msg_verify_short(1,
-			PD_HEADER(PD_DATA_SOURCE_CAP, PD_ROLE_SOURCE,
-				  pd_port[1].msg_tx_id, pd_src_pdo_cnt)));
-	for (i = 0; i < pd_src_pdo_cnt; ++i)
-		TEST_ASSERT(pd_test_tx_msg_verify_word(1, pd_src_pdo[i]));
-	TEST_ASSERT(pd_test_tx_msg_verify_crc(1));
-	TEST_ASSERT(pd_test_tx_msg_verify_eop(1));
-
-	simulate_goodcrc(1, PD_ROLE_SINK, pd_port[1].msg_tx_id);
-	task_wake(PORT_TO_TASK_ID(1));
-	usleep(30 * MSEC);
-	inc_tx_id(1);
-
-	unplug(1);
-	return EC_SUCCESS;
-}
-
-void run_test(void)
-{
-	test_reset();
-	init_ports();
-	pd_set_dual_role(PD_DRP_TOGGLE_ON);
-
-	RUN_TEST(test_request);
-	RUN_TEST(test_sink);
-
-	test_print_result();
-}
diff --git a/test/usb_pd.tasklist b/test/usb_pd.tasklist
deleted file mode 100644
index 356ef4de39..0000000000
--- a/test/usb_pd.tasklist
+++ /dev/null
@@ -1,17 +0,0 @@
-/* Copyright (c) 2013 The Chromium OS Authors. All rights reserved.
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-/**
- * List of enabled tasks in the priority order
- *
- * The first one has the lowest priority.
- *
- * For each task, use the macro TASK_TEST(n, r, d, s) where :
- * 'n' in the name of the task
- * 'r' in the main routine of the task
- * 'd' in an opaque parameter passed to the routine at startup
- * 's' is the stack size in bytes; must be a multiple of 8
- */
-#define CONFIG_TEST_TASK_LIST
diff --git a/test/usb_pd_test_util.h b/test/usb_pd_test_util.h
deleted file mode 100644
index 5be8e0984a..0000000000
--- a/test/usb_pd_test_util.h
+++ /dev/null
@@ -1,31 +0,0 @@
-/* Copyright 2014 The Chromium OS Authors. All rights reserved.
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- *
- * Test utilities for USB PD unit test.
- */
-
-#ifndef __USB_PD_TEST_UTIL_H
-#define __USB_PD_TEST_UTIL_H
-
-/* Simulate Rx message */
-void pd_test_rx_set_preamble(int port, int has_preamble);
-void pd_test_rx_msg_append_bits(int port, uint32_t bits, int nb);
-void pd_test_rx_msg_append_kcode(int port, uint8_t kcode);
-void pd_test_rx_msg_append_sop(int port);
-void pd_test_rx_msg_append_eop(int port);
-void pd_test_rx_msg_append_4b(int port, uint8_t val);
-void pd_test_rx_msg_append_short(int port, uint16_t val);
-void pd_test_rx_msg_append_word(int port, uint32_t val);
-void pd_simulate_rx(int port);
-
-/* Verify Tx message */
-int pd_test_tx_msg_verify_kcode(int port, uint8_t kcode);
-int pd_test_tx_msg_verify_sop(int port);
-int pd_test_tx_msg_verify_eop(int port);
-int pd_test_tx_msg_verify_4b5b(int port, uint8_t b4);
-int pd_test_tx_msg_verify_short(int port, uint16_t val);
-int pd_test_tx_msg_verify_word(int port, uint32_t val);
-int pd_test_tx_msg_verify_crc(int port);
-
-#endif  /* __USB_PD_TEST_UTIL_H */