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// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2017 Texas Instruments Incorporated - https://www.ti.com/
* Written by Jean-Jacques Hiblot <jjhiblot@ti.com>
*/
#include <dm.h>
#include <generic-phy.h>
#include <log.h>
#include <dm/test.h>
#include <test/test.h>
#include <test/ut.h>
/* Base test of the phy uclass */
static int dm_test_phy_base(struct unit_test_state *uts)
{
struct udevice *dev;
struct phy phy1_method1;
struct phy phy1_method2;
struct phy phy2;
struct phy phy3;
struct udevice *parent;
/* Get the device using the phy device*/
ut_assertok(uclass_get_device_by_name(UCLASS_SIMPLE_BUS,
"gen_phy_user", &parent));
/*
* Get the same phy port in 2 different ways and compare.
*/
ut_assertok(generic_phy_get_by_name(parent, "phy1", &phy1_method1));
ut_assert(generic_phy_valid(&phy1_method1));
ut_assertok(generic_phy_get_by_index(parent, 0, &phy1_method2));
ut_assert(generic_phy_valid(&phy1_method2));
ut_asserteq(phy1_method1.id, phy1_method2.id);
/*
* Get the second phy port. Check that the same phy provider (device)
* provides this 2nd phy port, but that the IDs are different
*/
ut_assertok(generic_phy_get_by_name(parent, "phy2", &phy2));
ut_asserteq_ptr(phy1_method2.dev, phy2.dev);
ut_assert(phy1_method1.id != phy2.id);
/*
* Get the third phy port. Check that the phy provider is different
*/
ut_assertok(generic_phy_get_by_name(parent, "phy3", &phy3));
ut_assert(phy2.dev != phy3.dev);
/* Try to get a non-existing phy */
ut_asserteq(-ENODEV, uclass_get_device(UCLASS_PHY, 5, &dev));
ut_asserteq(-ENODATA, generic_phy_get_by_name(parent,
"phy_not_existing", &phy1_method1));
ut_assert(!generic_phy_valid(&phy1_method1));
ut_asserteq(-ENOENT, generic_phy_get_by_index(parent, 3,
&phy1_method2));
ut_assert(!generic_phy_valid(&phy1_method2));
/* Try to get a phy where of_xlate fail */
ut_assertok(uclass_get_device_by_name(UCLASS_SIMPLE_BUS,
"gen_phy_user2", &parent));
ut_asserteq(-EINVAL, generic_phy_get_by_name(parent, "phy1",
&phy1_method1));
ut_assert(!generic_phy_valid(&phy1_method1));
ut_asserteq(-EINVAL, generic_phy_get_by_index(parent, 0,
&phy1_method2));
ut_assert(!generic_phy_valid(&phy1_method2));
return 0;
}
DM_TEST(dm_test_phy_base, UTF_SCAN_PDATA | UTF_SCAN_FDT);
/* Test of the phy uclass using the sandbox phy driver operations */
static int dm_test_phy_ops(struct unit_test_state *uts)
{
struct phy phy1;
struct phy phy2;
struct phy phy3;
struct udevice *parent;
ut_assertok(uclass_get_device_by_name(UCLASS_SIMPLE_BUS,
"gen_phy_user", &parent));
ut_assertok(generic_phy_get_by_name(parent, "phy1", &phy1));
ut_asserteq(0, phy1.id);
ut_assertok(generic_phy_get_by_name(parent, "phy2", &phy2));
ut_asserteq(1, phy2.id);
ut_assertok(generic_phy_get_by_name(parent, "phy3", &phy3));
ut_asserteq(0, phy3.id);
/* test normal operations */
ut_assertok(generic_phy_init(&phy1));
ut_assertok(generic_phy_power_on(&phy1));
ut_assertok(generic_phy_power_off(&phy1));
/*
* Test power_on() failure after exit().
* The sandbox phy driver does not allow power-on/off after
* exit, but the uclass counts power-on/init calls and skips
* calling the driver's ops when e.g. powering off an already
* powered-off phy.
*/
ut_assertok(generic_phy_exit(&phy1));
ut_assert(generic_phy_power_on(&phy1) != 0);
ut_assertok(generic_phy_power_off(&phy1));
/*
* test normal operations again (after re-init)
*/
ut_assertok(generic_phy_init(&phy1));
ut_assertok(generic_phy_power_on(&phy1));
ut_assertok(generic_phy_power_off(&phy1));
/*
* test calling unimplemented feature.
* The call is expected to succeed
*/
ut_assertok(generic_phy_reset(&phy1));
/*
* Test power_off() failure after exit().
* For this we need to call exit() while the phy is powered-on,
* so that the uclass actually calls the driver's power-off()
* and reports the resulting failure.
*/
ut_assertok(generic_phy_power_on(&phy1));
ut_assertok(generic_phy_exit(&phy1));
ut_assert(generic_phy_power_off(&phy1) != 0);
ut_assertok(generic_phy_power_on(&phy1));
/* PHY2 has a known problem with power off */
ut_assertok(generic_phy_init(&phy2));
ut_assertok(generic_phy_power_on(&phy2));
ut_asserteq(-EIO, generic_phy_power_off(&phy2));
/* PHY3 has a known problem with power off and power on */
ut_assertok(generic_phy_init(&phy3));
ut_asserteq(-EIO, generic_phy_power_on(&phy3));
ut_assertok(generic_phy_power_off(&phy3));
return 0;
}
DM_TEST(dm_test_phy_ops, UTF_SCAN_PDATA | UTF_SCAN_FDT);
static int dm_test_phy_bulk(struct unit_test_state *uts)
{
struct phy_bulk phys;
struct udevice *parent;
/* test normal operations */
ut_assertok(uclass_get_device_by_name(UCLASS_SIMPLE_BUS,
"gen_phy_user1", &parent));
ut_assertok(generic_phy_get_bulk(parent, &phys));
ut_asserteq(2, phys.count);
ut_asserteq(0, generic_phy_init_bulk(&phys));
ut_asserteq(0, generic_phy_power_on_bulk(&phys));
ut_asserteq(0, generic_phy_power_off_bulk(&phys));
ut_asserteq(0, generic_phy_exit_bulk(&phys));
/* has a known problem phy */
ut_assertok(uclass_get_device_by_name(UCLASS_SIMPLE_BUS,
"gen_phy_user", &parent));
ut_assertok(generic_phy_get_bulk(parent, &phys));
ut_asserteq(3, phys.count);
ut_asserteq(0, generic_phy_init_bulk(&phys));
ut_asserteq(-EIO, generic_phy_power_on_bulk(&phys));
ut_asserteq(-EIO, generic_phy_power_off_bulk(&phys));
ut_asserteq(0, generic_phy_exit_bulk(&phys));
return 0;
}
DM_TEST(dm_test_phy_bulk, UTF_SCAN_PDATA | UTF_SCAN_FDT);
static int dm_test_phy_multi_exit(struct unit_test_state *uts)
{
struct phy phy1_method1;
struct phy phy1_method2;
struct phy phy1_method3;
struct udevice *parent;
/* Get the same phy instance in 3 different ways. */
ut_assertok(uclass_get_device_by_name(UCLASS_SIMPLE_BUS,
"gen_phy_user", &parent));
ut_assertok(generic_phy_get_by_name(parent, "phy1", &phy1_method1));
ut_asserteq(0, phy1_method1.id);
ut_assertok(generic_phy_get_by_name(parent, "phy1", &phy1_method2));
ut_asserteq(0, phy1_method2.id);
ut_asserteq_ptr(phy1_method1.dev, phy1_method1.dev);
ut_assertok(uclass_get_device_by_name(UCLASS_SIMPLE_BUS,
"gen_phy_user1", &parent));
ut_assertok(generic_phy_get_by_name(parent, "phy1", &phy1_method3));
ut_asserteq(0, phy1_method3.id);
ut_asserteq_ptr(phy1_method1.dev, phy1_method3.dev);
/*
* Test using the same PHY from different handles.
* In non-test code these could be in different drivers.
*/
/*
* These must only call the driver's ops at the first init()
* and power_on().
*/
ut_assertok(generic_phy_init(&phy1_method1));
ut_assertok(generic_phy_init(&phy1_method2));
ut_assertok(generic_phy_power_on(&phy1_method1));
ut_assertok(generic_phy_power_on(&phy1_method2));
ut_assertok(generic_phy_init(&phy1_method3));
ut_assertok(generic_phy_power_on(&phy1_method3));
/*
* These must not call the driver's ops as other handles still
* want the PHY powered-on and initialized.
*/
ut_assertok(generic_phy_power_off(&phy1_method3));
ut_assertok(generic_phy_exit(&phy1_method3));
/*
* We would get an error here if the generic_phy_exit() above
* actually called the driver's exit(), as the sandbox driver
* doesn't allow power-off() after exit().
*/
ut_assertok(generic_phy_power_off(&phy1_method1));
ut_assertok(generic_phy_power_off(&phy1_method2));
ut_assertok(generic_phy_exit(&phy1_method1));
ut_assertok(generic_phy_exit(&phy1_method2));
return 0;
}
DM_TEST(dm_test_phy_multi_exit, UTF_SCAN_PDATA | UTF_SCAN_FDT);
static int dm_test_phy_setup(struct unit_test_state *uts)
{
struct phy phy;
struct udevice *parent;
ut_assertok(uclass_get_device_by_name(UCLASS_SIMPLE_BUS,
"gen_phy_user", &parent));
/* normal */
ut_assertok(generic_setup_phy(parent, &phy, 0, PHY_MODE_USB_HOST, 0));
ut_assertok(generic_shutdown_phy(&phy));
/* set_mode as USB Host passes, anything else is not supported */
ut_assertok(generic_setup_phy(parent, &phy, 0, PHY_MODE_USB_HOST, 0));
ut_assertok(generic_phy_set_mode(&phy, PHY_MODE_USB_HOST, 0));
ut_asserteq(-EOPNOTSUPP, generic_phy_set_mode(&phy, PHY_MODE_USB_HOST, 1));
ut_asserteq(-EINVAL, generic_phy_set_mode(&phy, PHY_MODE_USB_DEVICE, 0));
ut_assertok(generic_shutdown_phy(&phy));
/* power_off fail with -EIO */
ut_assertok(generic_setup_phy(parent, &phy, 1, PHY_MODE_USB_HOST, 0));
ut_asserteq(-EIO, generic_shutdown_phy(&phy));
/* power_on fail with -EIO */
ut_asserteq(-EIO, generic_setup_phy(parent, &phy, 2, PHY_MODE_USB_HOST, 0));
ut_assertok(generic_shutdown_phy(&phy));
/* generic_phy_get_by_index fail with -ENOENT */
ut_asserteq(-ENOENT, generic_phy_get_by_index(parent, 3, &phy));
ut_assertok(generic_setup_phy(parent, &phy, 3, PHY_MODE_USB_HOST, 0));
ut_assertok(generic_shutdown_phy(&phy));
return 0;
}
DM_TEST(dm_test_phy_setup, UTF_SCAN_PDATA | UTF_SCAN_FDT);
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