diff options
Diffstat (limited to 'test/nvidia_gpu.c')
| -rw-r--r-- | test/nvidia_gpu.c | 215 |
1 files changed, 215 insertions, 0 deletions
diff --git a/test/nvidia_gpu.c b/test/nvidia_gpu.c new file mode 100644 index 0000000000..d6086cc8c4 --- /dev/null +++ b/test/nvidia_gpu.c @@ -0,0 +1,215 @@ +/* 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. + * + * Tests for Nvidia GPU. + */ +#include <stdio.h> + +#include "charge_manager.h" +#include "charge_state.h" +#include "common.h" +#include "console.h" +#include "hooks.h" +#include "host_command.h" +#include "task.h" +#include "test_util.h" +#include "throttle_ap.h" +#include "timer.h" +#include "util.h" + +#include "driver/nvidia_gpu.h" + +struct d_notify_policy d_notify_policies[] = { + AC_ATLEAST_W(100), AC_ATLEAST_W(65), AC_DC, + DC_ATLEAST_SOC(20), DC_ATLEAST_SOC(5), +}; + +extern enum d_notify_level d_notify_level; +extern bool policy_initialized; +extern const struct d_notify_policy *d_notify_policy; +static int extpower_presence = 1; +static int nvidia_gpu_acoff_odl = 1; +static int charge_percent = 100; +static int charge_power = 100; +static uint8_t *memmap_gpu; + +__override int charge_get_percent(void) +{ + return charge_percent; +} + +__override int charge_manager_get_power_limit_uw(void) +{ + return charge_power * 1000000; +} + +__override int extpower_is_present(void) +{ + return extpower_presence; +} + +__override int gpio_get_level(enum gpio_signal signal) +{ + if (signal == GPIO_NVIDIA_GPU_ACOFF_ODL) + return nvidia_gpu_acoff_odl; + return 0; +} + +__override void gpio_set_level(enum gpio_signal signal, int value) +{ + if (signal == GPIO_NVIDIA_GPU_ACOFF_ODL) + nvidia_gpu_acoff_odl = value; +} + +static void setup(int extpower, int gpio_acoff, int percent, int power, + enum d_notify_level level) +{ + extpower_presence = extpower; + nvidia_gpu_acoff_odl = gpio_acoff; + charge_percent = percent; + charge_power = power; + d_notify_level = level; + *memmap_gpu = level; +} + +static void plug_ac(int plug) +{ + extpower_presence = plug; + hook_notify(HOOK_AC_CHANGE); +} + +static int check_d_notify_level(enum d_notify_level expected_level) +{ + TEST_EQ(d_notify_level, expected_level, "%d"); + TEST_EQ(*memmap_gpu, expected_level, "%d"); + + return EC_SUCCESS; +} + +static int test_startup(void) +{ + /* Test initial values after HOOK_INIT. Don't call setup(). */ + + TEST_ASSERT(IS_ENABLED(HAS_GPU_DRIVER)); + TEST_ASSERT(policy_initialized); + TEST_NE(d_notify_policy, NULL, "%p"); + TEST_EQ(check_d_notify_level(D_NOTIFY_1), EC_SUCCESS, "%d"); + + return EC_SUCCESS; +} + +static int test_ac_unplug(void) +{ + setup(1, 1, 100, 100, D_NOTIFY_1); + + /* Unplug AC. D1 -> D5 */ + plug_ac(0); + throttle_gpu(THROTTLE_ON, THROTTLE_HARD, THROTTLE_SRC_AC); + TEST_EQ(nvidia_gpu_acoff_odl, 0, "%d"); + TEST_EQ(check_d_notify_level(D_NOTIFY_5), EC_SUCCESS, "%d"); + TEST_ASSERT(host_is_event_set(EC_HOST_EVENT_GPU)); + host_clear_events(EC_HOST_EVENT_MASK(EC_HOST_EVENT_GPU)); + + /* Wait half of NVIDIA_GPU_ACOFF_DURATION. D5 -> D5. */ + usleep(NVIDIA_GPU_ACOFF_DURATION / 2); + TEST_EQ(nvidia_gpu_acoff_odl, 0, "%d"); + TEST_EQ(check_d_notify_level(D_NOTIFY_5), EC_SUCCESS, "%d"); + TEST_ASSERT(!host_is_event_set(EC_HOST_EVENT_GPU)); + + /* Wait another half of NVIDIA_GPU_ACOFF_DURATION. D5 -> D3. */ + usleep(NVIDIA_GPU_ACOFF_DURATION / 2); + TEST_EQ(nvidia_gpu_acoff_odl, 1, "%d"); + TEST_EQ(check_d_notify_level(D_NOTIFY_3), EC_SUCCESS, "%d"); + TEST_ASSERT(host_is_event_set(EC_HOST_EVENT_GPU)); + host_clear_events(EC_HOST_EVENT_MASK(EC_HOST_EVENT_GPU)); + + /* Discharge to 60%. D3 -> D3. */ + charge_percent = 60; + hook_notify(HOOK_BATTERY_SOC_CHANGE); + TEST_EQ(nvidia_gpu_acoff_odl, 1, "%d"); + TEST_EQ(check_d_notify_level(D_NOTIFY_3), EC_SUCCESS, "%d"); + TEST_ASSERT(!host_is_event_set(EC_HOST_EVENT_GPU)); + + /* Discharge to 20%. D3 -> D4 */ + charge_percent = 20; + hook_notify(HOOK_BATTERY_SOC_CHANGE); + TEST_EQ(nvidia_gpu_acoff_odl, 1, "%d"); + TEST_EQ(check_d_notify_level(D_NOTIFY_4), EC_SUCCESS, "%d"); + TEST_ASSERT(host_is_event_set(EC_HOST_EVENT_GPU)); + host_clear_events(EC_HOST_EVENT_MASK(EC_HOST_EVENT_GPU)); + + /* Discharge to 5%. D4 -> D5 */ + charge_percent = 5; + hook_notify(HOOK_BATTERY_SOC_CHANGE); + TEST_EQ(nvidia_gpu_acoff_odl, 1, "%d"); + TEST_EQ(check_d_notify_level(D_NOTIFY_5), EC_SUCCESS, "%d"); + TEST_ASSERT(host_is_event_set(EC_HOST_EVENT_GPU)); + host_clear_events(EC_HOST_EVENT_MASK(EC_HOST_EVENT_GPU)); + + return EC_SUCCESS; +} + +static int test_ac_plug(void) +{ + /* Plug 100W AC. D5 -> D1. */ + setup(0, 1, 5, 100, D_NOTIFY_5); + plug_ac(1); + throttle_gpu(THROTTLE_OFF, THROTTLE_HARD, THROTTLE_SRC_AC); + TEST_EQ(nvidia_gpu_acoff_odl, 1, "%d"); + TEST_EQ(check_d_notify_level(D_NOTIFY_1), EC_SUCCESS, "%d"); + TEST_ASSERT(host_is_event_set(EC_HOST_EVENT_GPU)); + host_clear_events(EC_HOST_EVENT_MASK(EC_HOST_EVENT_GPU)); + + /* Plug 65W AC. D5 -> D2. */ + setup(0, 1, 5, 65, D_NOTIFY_5); + plug_ac(1); + throttle_gpu(THROTTLE_OFF, THROTTLE_HARD, THROTTLE_SRC_AC); + TEST_EQ(nvidia_gpu_acoff_odl, 1, "%d"); + TEST_EQ(check_d_notify_level(D_NOTIFY_2), EC_SUCCESS, "%d"); + TEST_ASSERT(host_is_event_set(EC_HOST_EVENT_GPU)); + host_clear_events(EC_HOST_EVENT_MASK(EC_HOST_EVENT_GPU)); + + /* Plug 35W AC. D5 -> D3. */ + setup(0, 1, 5, 35, D_NOTIFY_5); + plug_ac(1); + throttle_gpu(THROTTLE_OFF, THROTTLE_HARD, THROTTLE_SRC_AC); + TEST_EQ(nvidia_gpu_acoff_odl, 1, "%d"); + TEST_EQ(check_d_notify_level(D_NOTIFY_3), EC_SUCCESS, "%d"); + TEST_ASSERT(host_is_event_set(EC_HOST_EVENT_GPU)); + host_clear_events(EC_HOST_EVENT_MASK(EC_HOST_EVENT_GPU)); + + return EC_SUCCESS; +} + +static int test_overt(void) +{ + nvidia_gpu_over_temp(1); + TEST_ASSERT(*memmap_gpu & EC_MEMMAP_GPU_OVERT_BIT); + TEST_ASSERT(host_is_event_set(EC_HOST_EVENT_GPU)); + + nvidia_gpu_over_temp(0); + TEST_ASSERT(!(*memmap_gpu & EC_MEMMAP_GPU_OVERT_BIT)); + TEST_ASSERT(host_is_event_set(EC_HOST_EVENT_GPU)); + + return EC_SUCCESS; +} + +static void board_gpu_init(void) +{ + nvidia_gpu_init_policy(d_notify_policies); +} +DECLARE_HOOK(HOOK_INIT, board_gpu_init, HOOK_PRIO_DEFAULT); + +void run_test(int argc, const char **argv) +{ + memmap_gpu = (uint8_t *)host_get_memmap(EC_MEMMAP_GPU); + + test_chipset_on(); + + RUN_TEST(test_startup); + RUN_TEST(test_ac_unplug); + RUN_TEST(test_ac_plug); + RUN_TEST(test_overt); + test_print_result(); +} |