diff options
author | Tom Hughes <tomhughes@chromium.org> | 2022-09-21 14:08:36 -0700 |
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committer | Tom Hughes <tomhughes@chromium.org> | 2022-09-22 12:59:38 -0700 |
commit | c453fd704268ef72de871b0c5ac7a989de662334 (patch) | |
tree | fcf6ce5810f9ff9e3c8cce434812dd75492269ed /driver/nvidia_gpu.c | |
parent | 6c1587ca70f558b4f96b3f0b18ad8b027d3ba99d (diff) | |
parent | 28712dae9d7ed1e694f7622cc083afa71090d4d5 (diff) | |
download | chrome-ec-firmware-fpmcu-dartmonkey-release.tar.gz |
Merge remote-tracking branch cros/main into firmware-fpmcu-dartmonkey-releasefirmware-fpmcu-dartmonkey-release
Generated by: ./util/update_release_branch.py --board dartmonkey --relevant_paths_file
./util/fingerprint-relevant-paths.txt firmware-fpmcu-dartmonkey-release
Relevant changes:
git log --oneline 6c1587ca70..28712dae9d -- board/nocturne_fp
board/dartmonkey common/fpsensor docs/fingerprint driver/fingerprint
util/getversion.sh
ded9307b79 util/getversion.sh: Fix version when not in a git repo
956055e692 board: change Google USB vendor info
71b2ef709d Update license boilerplate text in source code files
33e11afda0 Revert "fpsensor: Build fpsensor source file with C++"
c8d0360723 fpsensor: Build fpsensor source file with C++
bc113abd53 fpsensor: Fix g++ compiler error
150a58a0dc fpsensor: Fix fp_set_sensor_mode return type
b33b5ce85b fpsensor: Remove nested designators for C++ compatibility
2e864b2539 tree-wide: const-ify argv for console commands
56d8b360f9 test: Add test for get ikm failure when seed not set
3a3d6c3690 test: Add test for fpsensor trivial key failure
233e6bbd08 fpsensor_crypto: Abstract calls to hmac_SHA256
0a041b285b docs/fingerprint: Typo correction
c03fab67e2 docs/fingerprint: Fix the path of fputils.py
0b5d4baf5a util/getversion.sh: Fix empty file list handling
6e128fe760 FPMCU dev board environment with Satlab
3eb29b6aa5 builtin: Move ssize_t to sys/types.h
345d62ebd1 docs/fingerprint: Update power numbers for latest dartmonkey release
c25ffdb316 common: Conditionally support printf %l and %i modifiers
9a3c514b45 test: Add a test to check if the debugger is connected
54e603413f Move standard library tests to their own file
43fa6b4bf8 docs/fingerprint: Update power numbers for latest bloonchipper release
25536f9a84 driver/fingerprint/fpc/bep/fpc_sensor_spi.c: Format with clang-format
4face99efd driver/fingerprint/fpc/libfp/fpc_sensor_pal.h: Format with clang-format
738de2b575 trng: Rename rand to trng_rand
14b8270edd docs/fingerprint: Update dragonclaw power numbers
0b268f93d1 driver/fingerprint/fpc/libfp/fpc_private.c: Format with clang-format
f80da163f2 driver/fingerprint/fpc/libfp/fpc_private.h: Format with clang-format
a0751778f4 board/nocturne_fp/ro_workarounds.c: Format with clang-format
5e9c85c9b1 driver/fingerprint/fpc/libfp/fpc_sensor_pal.c: Format with clang-format
c1f9dd3cf8 driver/fingerprint/fpc/libfp/fpc_bio_algorithm.h: Format with clang-format
eb1e1bed8d driver/fingerprint/fpc/libfp/fpc1145_private.h: Format with clang-format
6e7b611821 driver/fingerprint/fpc/bep/fpc_bio_algorithm.h: Format with clang-format
e0589cd5e2 driver/fingerprint/fpc/bep/fpc1035_private.h: Format with clang-format
58f0246dbe board/nocturne_fp/board_ro.c: Format with clang-format
7905e556a0 common/fpsensor/fpsensor_crypto.c: Format with clang-format
21289d170c driver/fingerprint/fpc/bep/fpc1025_private.h: Format with clang-format
98a20f937e common/fpsensor/fpsensor_state.c: Format with clang-format
a2d255d8af common/fpsensor/fpsensor.c: Format with clang-format
84e53a65da board/nocturne_fp/board.h: Format with clang-format
73055eeb3f driver/fingerprint/fpc/bep/fpc_private.c: Format with clang-format
0f7b5cb509 common/fpsensor/fpsensor_private.h: Format with clang-format
1ceade6e65 driver/fingerprint/fpc/bep/fpc_private.h: Format with clang-format
dca9d74321 Revert "trng: Rename rand to trng_rand"
a6b0b3554f trng: Rename rand to trng_rand
28d0b75b70 third_party/boringssl: Remove unused header
BRANCH=None
BUG=b:244387210 b:242720240 b:215613183 b:242720910 b:236386294
BUG=b:234181908 b:244781166 b:234781655 b:234143158 b:234181908
BUG=b:237344361 b:236025198 b:234181908 b:180945056 chromium:1098010
BUG=b:246424843 b:234181908 b:131913998
TEST=`make -j buildall`
TEST=./util/run_device_tests.py --board dartmonkey
Test "aes": PASSED
Test "cec": PASSED
Test "cortexm_fpu": PASSED
Test "crc": PASSED
Test "flash_physical": PASSED
Test "flash_write_protect": PASSED
Test "fpsensor_hw": PASSED
Test "fpsensor_spi_ro": PASSED
Test "fpsensor_spi_rw": PASSED
Test "fpsensor_uart_ro": PASSED
Test "fpsensor_uart_rw": PASSED
Test "mpu_ro": PASSED
Test "mpu_rw": PASSED
Test "mutex": PASSED
Test "pingpong": PASSED
Test "printf": PASSED
Test "queue": PASSED
Test "rollback_region0": PASSED
Test "rollback_region1": PASSED
Test "rollback_entropy": PASSED
Test "rtc": PASSED
Test "sha256": PASSED
Test "sha256_unrolled": PASSED
Test "static_if": PASSED
Test "stdlib": PASSED
Test "system_is_locked_wp_on": PASSED
Test "system_is_locked_wp_off": PASSED
Test "timer_dos": PASSED
Test "utils": PASSED
Test "utils_str": PASSED
Test "panic_data_dartmonkey_v2.0.2887": PASSED
Test "panic_data_nocturne_fp_v2.2.64": PASSED
Test "panic_data_nami_fp_v2.2.144": PASSED
Force-Relevant-Builds: all
Signed-off-by: Tom Hughes <tomhughes@chromium.org>
Change-Id: I2c312583a709fedae8fe11d92c22328c3b634bc7
Diffstat (limited to 'driver/nvidia_gpu.c')
-rw-r--r-- | driver/nvidia_gpu.c | 161 |
1 files changed, 161 insertions, 0 deletions
diff --git a/driver/nvidia_gpu.c b/driver/nvidia_gpu.c new file mode 100644 index 0000000000..e9fbd156ac --- /dev/null +++ b/driver/nvidia_gpu.c @@ -0,0 +1,161 @@ +/* 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. + * + * Nvidia GPU D-Notify driver + */ + +#include <stddef.h> + +#include "charge_manager.h" +#include "charge_state.h" +#include "compile_time_macros.h" +#include "console.h" +#include "extpower.h" +#include "gpio.h" +#include "hooks.h" +#include "host_command.h" +#include "nvidia_gpu.h" +#include "throttle_ap.h" +#include "timer.h" + +#define CPRINTS(fmt, args...) cprints(CC_GPU, "GPU: " fmt, ##args) +#define CPRINTF(fmt, args...) cprintf(CC_GPU, "GPU: " fmt, ##args) + +test_export_static enum d_notify_level d_notify_level = D_NOTIFY_1; +test_export_static bool policy_initialized = false; +test_export_static const struct d_notify_policy *d_notify_policy = NULL; + +void nvidia_gpu_init_policy(const struct d_notify_policy *policy) +{ + if (policy) { + d_notify_policy = policy; + policy_initialized = true; + } +} + +void nvidia_gpu_over_temp(int assert) +{ + uint8_t *memmap_gpu = (uint8_t *)host_get_memmap(EC_MEMMAP_GPU); + + if (assert) + *memmap_gpu |= EC_MEMMAP_GPU_OVERT_BIT; + else + *memmap_gpu &= ~EC_MEMMAP_GPU_OVERT_BIT; + + host_set_single_event(EC_HOST_EVENT_GPU); +} + +static void set_d_notify_level(enum d_notify_level level) +{ + uint8_t *memmap_gpu = (uint8_t *)host_get_memmap(EC_MEMMAP_GPU); + + if (level == d_notify_level) + return; + + d_notify_level = level; + *memmap_gpu = (*memmap_gpu & ~EC_MEMMAP_GPU_D_NOTIFY_MASK) | + d_notify_level; + host_set_single_event(EC_HOST_EVENT_GPU); + CPRINTS("Set D-notify level to D%c", ('1' + (int)d_notify_level)); +} + +static void evaluate_d_notify_level(void) +{ + enum d_notify_level lvl; + const struct d_notify_policy *policy = d_notify_policy; + + /* + * We don't need to care about 'transitioning to S0' because throttling + * is unlikely required when the system is about to start. + */ + if (!chipset_in_state(CHIPSET_STATE_ON)) + return; + + if (!policy_initialized) { + CPRINTS("WARN: %s called before policies are set.", __func__); + return; + } + + if (extpower_is_present()) { + const int watts = charge_manager_get_power_limit_uw() / 1000000; + + for (lvl = D_NOTIFY_1; lvl <= D_NOTIFY_5; lvl++) { + if (policy[lvl].power_source != D_NOTIFY_AC && + policy[lvl].power_source != D_NOTIFY_AC_DC) + continue; + + if (policy[lvl].power_source == D_NOTIFY_AC) { + if (watts >= policy[lvl].ac.min_charger_watts) { + set_d_notify_level(lvl); + break; + } + } else { + set_d_notify_level(lvl); + break; + } + } + } else { + const int soc = charge_get_percent(); + + for (lvl = D_NOTIFY_5; lvl >= D_NOTIFY_1; lvl--) { + if (policy[lvl].power_source == D_NOTIFY_DC) { + if (soc <= policy[lvl].dc.min_battery_soc) { + set_d_notify_level(lvl); + break; + } + } else if (policy[lvl].power_source == D_NOTIFY_AC_DC) { + set_d_notify_level(lvl); + break; + } + } + } +} + +static void disable_gpu_acoff(void) +{ + gpio_set_level(GPIO_NVIDIA_GPU_ACOFF_ODL, 1); + evaluate_d_notify_level(); +} +DECLARE_DEFERRED(disable_gpu_acoff); + +static void handle_battery_soc_change(void) +{ + evaluate_d_notify_level(); +} +DECLARE_HOOK(HOOK_BATTERY_SOC_CHANGE, handle_battery_soc_change, + HOOK_PRIO_DEFAULT); + +/* + * This function enables and disables both hard and soft throttles. (Thus, + * <type> has no meaning.). + * + * When throttling, it hard-throttles the GPU and sets the D-level to D5. It + * also schedules a deferred call to disable the hard throttle. So, it's not + * necessary to call it for unthrottling. + * + * Currently, it's upto each board when this is called. For example, it can be + * called from board_set_active_charge_port since board_set_active_charge_port + * is called whenever (and prior to) active port or active supplier or both + * changes. + */ +void throttle_gpu(enum throttle_level level, enum throttle_type type, /* not + used */ + enum throttle_sources source) +{ + if (level == THROTTLE_ON) { + /* Cancel pending deferred call. */ + hook_call_deferred(&disable_gpu_acoff_data, -1); + /* Toggle hardware throttle immediately. */ + gpio_set_level(GPIO_NVIDIA_GPU_ACOFF_ODL, 0); + /* + * Switch to the lowest (D5) first then move up as the situation + * improves. + */ + set_d_notify_level(D_NOTIFY_5); + hook_call_deferred(&disable_gpu_acoff_data, + NVIDIA_GPU_ACOFF_DURATION); + } else { + disable_gpu_acoff(); + } +} |