diff options
author | Evan Quan <evan.quan@amd.com> | 2020-08-13 11:39:25 +0300 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2020-08-14 23:22:41 +0300 |
commit | e098bc9612c2b60f94920461d71c92962a916e73 (patch) | |
tree | 9523440f73a9db1943a4102da7b5ef4c5fb15ca4 /drivers/gpu/drm/amd/powerplay/amdgpu_smu.c | |
parent | e9372d23715d6802fd6d3763cb19c5a0c07ad641 (diff) | |
download | linux-e098bc9612c2b60f94920461d71c92962a916e73.tar.xz |
drm/amd/pm: optimize the power related source code layout
The target is to provide a clear entry point(for power routines).
Also this can help to maintain a clear view about the frameworks
used on different ASICs. Hopefully all these can make power part
more friendly to play with.
Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/amdgpu_smu.c')
-rw-r--r-- | drivers/gpu/drm/amd/powerplay/amdgpu_smu.c | 2671 |
1 files changed, 0 insertions, 2671 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c deleted file mode 100644 index 7d17c4f1b489..000000000000 --- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c +++ /dev/null @@ -1,2671 +0,0 @@ -/* - * Copyright 2019 Advanced Micro Devices, Inc. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - * OTHER DEALINGS IN THE SOFTWARE. - */ - -#define SWSMU_CODE_LAYER_L1 - -#include <linux/firmware.h> -#include <linux/pci.h> - -#include "amdgpu.h" -#include "amdgpu_smu.h" -#include "smu_internal.h" -#include "atom.h" -#include "arcturus_ppt.h" -#include "navi10_ppt.h" -#include "sienna_cichlid_ppt.h" -#include "renoir_ppt.h" -#include "amd_pcie.h" - -/* - * DO NOT use these for err/warn/info/debug messages. - * Use dev_err, dev_warn, dev_info and dev_dbg instead. - * They are more MGPU friendly. - */ -#undef pr_err -#undef pr_warn -#undef pr_info -#undef pr_debug - -size_t smu_sys_get_pp_feature_mask(struct smu_context *smu, char *buf) -{ - size_t size = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - size = smu_get_pp_feature_mask(smu, buf); - - mutex_unlock(&smu->mutex); - - return size; -} - -int smu_sys_set_pp_feature_mask(struct smu_context *smu, uint64_t new_mask) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - ret = smu_set_pp_feature_mask(smu, new_mask); - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_get_status_gfxoff(struct amdgpu_device *adev, uint32_t *value) -{ - int ret = 0; - struct smu_context *smu = &adev->smu; - - if (is_support_sw_smu(adev) && smu->ppt_funcs->get_gfx_off_status) - *value = smu_get_gfx_off_status(smu); - else - ret = -EINVAL; - - return ret; -} - -int smu_set_soft_freq_range(struct smu_context *smu, - enum smu_clk_type clk_type, - uint32_t min, - uint32_t max) -{ - int ret = 0; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->set_soft_freq_limited_range) - ret = smu->ppt_funcs->set_soft_freq_limited_range(smu, - clk_type, - min, - max); - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_get_dpm_freq_range(struct smu_context *smu, - enum smu_clk_type clk_type, - uint32_t *min, - uint32_t *max) -{ - int ret = 0; - - if (!min && !max) - return -EINVAL; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->get_dpm_ultimate_freq) - ret = smu->ppt_funcs->get_dpm_ultimate_freq(smu, - clk_type, - min, - max); - - mutex_unlock(&smu->mutex); - - return ret; -} - -static int smu_dpm_set_vcn_enable_locked(struct smu_context *smu, - bool enable) -{ - struct smu_power_context *smu_power = &smu->smu_power; - struct smu_power_gate *power_gate = &smu_power->power_gate; - int ret = 0; - - if (!smu->ppt_funcs->dpm_set_vcn_enable) - return 0; - - if (atomic_read(&power_gate->vcn_gated) ^ enable) - return 0; - - ret = smu->ppt_funcs->dpm_set_vcn_enable(smu, enable); - if (!ret) - atomic_set(&power_gate->vcn_gated, !enable); - - return ret; -} - -static int smu_dpm_set_vcn_enable(struct smu_context *smu, - bool enable) -{ - struct smu_power_context *smu_power = &smu->smu_power; - struct smu_power_gate *power_gate = &smu_power->power_gate; - int ret = 0; - - mutex_lock(&power_gate->vcn_gate_lock); - - ret = smu_dpm_set_vcn_enable_locked(smu, enable); - - mutex_unlock(&power_gate->vcn_gate_lock); - - return ret; -} - -static int smu_dpm_set_jpeg_enable_locked(struct smu_context *smu, - bool enable) -{ - struct smu_power_context *smu_power = &smu->smu_power; - struct smu_power_gate *power_gate = &smu_power->power_gate; - int ret = 0; - - if (!smu->ppt_funcs->dpm_set_jpeg_enable) - return 0; - - if (atomic_read(&power_gate->jpeg_gated) ^ enable) - return 0; - - ret = smu->ppt_funcs->dpm_set_jpeg_enable(smu, enable); - if (!ret) - atomic_set(&power_gate->jpeg_gated, !enable); - - return ret; -} - -static int smu_dpm_set_jpeg_enable(struct smu_context *smu, - bool enable) -{ - struct smu_power_context *smu_power = &smu->smu_power; - struct smu_power_gate *power_gate = &smu_power->power_gate; - int ret = 0; - - mutex_lock(&power_gate->jpeg_gate_lock); - - ret = smu_dpm_set_jpeg_enable_locked(smu, enable); - - mutex_unlock(&power_gate->jpeg_gate_lock); - - return ret; -} - -/** - * smu_dpm_set_power_gate - power gate/ungate the specific IP block - * - * @smu: smu_context pointer - * @block_type: the IP block to power gate/ungate - * @gate: to power gate if true, ungate otherwise - * - * This API uses no smu->mutex lock protection due to: - * 1. It is either called by other IP block(gfx/sdma/vcn/uvd/vce). - * This is guarded to be race condition free by the caller. - * 2. Or get called on user setting request of power_dpm_force_performance_level. - * Under this case, the smu->mutex lock protection is already enforced on - * the parent API smu_force_performance_level of the call path. - */ -int smu_dpm_set_power_gate(struct smu_context *smu, uint32_t block_type, - bool gate) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - switch (block_type) { - /* - * Some legacy code of amdgpu_vcn.c and vcn_v2*.c still uses - * AMD_IP_BLOCK_TYPE_UVD for VCN. So, here both of them are kept. - */ - case AMD_IP_BLOCK_TYPE_UVD: - case AMD_IP_BLOCK_TYPE_VCN: - ret = smu_dpm_set_vcn_enable(smu, !gate); - if (ret) - dev_err(smu->adev->dev, "Failed to power %s VCN!\n", - gate ? "gate" : "ungate"); - break; - case AMD_IP_BLOCK_TYPE_GFX: - ret = smu_gfx_off_control(smu, gate); - if (ret) - dev_err(smu->adev->dev, "Failed to %s gfxoff!\n", - gate ? "enable" : "disable"); - break; - case AMD_IP_BLOCK_TYPE_SDMA: - ret = smu_powergate_sdma(smu, gate); - if (ret) - dev_err(smu->adev->dev, "Failed to power %s SDMA!\n", - gate ? "gate" : "ungate"); - break; - case AMD_IP_BLOCK_TYPE_JPEG: - ret = smu_dpm_set_jpeg_enable(smu, !gate); - if (ret) - dev_err(smu->adev->dev, "Failed to power %s JPEG!\n", - gate ? "gate" : "ungate"); - break; - default: - dev_err(smu->adev->dev, "Unsupported block type!\n"); - return -EINVAL; - } - - return ret; -} - -int smu_get_power_num_states(struct smu_context *smu, - struct pp_states_info *state_info) -{ - if (!state_info) - return -EINVAL; - - /* not support power state */ - memset(state_info, 0, sizeof(struct pp_states_info)); - state_info->nums = 1; - state_info->states[0] = POWER_STATE_TYPE_DEFAULT; - - return 0; -} - -bool is_support_sw_smu(struct amdgpu_device *adev) -{ - if (adev->asic_type >= CHIP_ARCTURUS) - return true; - - return false; -} - -int smu_sys_get_pp_table(struct smu_context *smu, void **table) -{ - struct smu_table_context *smu_table = &smu->smu_table; - uint32_t powerplay_table_size; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - if (!smu_table->power_play_table && !smu_table->hardcode_pptable) - return -EINVAL; - - mutex_lock(&smu->mutex); - - if (smu_table->hardcode_pptable) - *table = smu_table->hardcode_pptable; - else - *table = smu_table->power_play_table; - - powerplay_table_size = smu_table->power_play_table_size; - - mutex_unlock(&smu->mutex); - - return powerplay_table_size; -} - -int smu_sys_set_pp_table(struct smu_context *smu, void *buf, size_t size) -{ - struct smu_table_context *smu_table = &smu->smu_table; - ATOM_COMMON_TABLE_HEADER *header = (ATOM_COMMON_TABLE_HEADER *)buf; - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - if (header->usStructureSize != size) { - dev_err(smu->adev->dev, "pp table size not matched !\n"); - return -EIO; - } - - mutex_lock(&smu->mutex); - if (!smu_table->hardcode_pptable) - smu_table->hardcode_pptable = kzalloc(size, GFP_KERNEL); - if (!smu_table->hardcode_pptable) { - ret = -ENOMEM; - goto failed; - } - - memcpy(smu_table->hardcode_pptable, buf, size); - smu_table->power_play_table = smu_table->hardcode_pptable; - smu_table->power_play_table_size = size; - - /* - * Special hw_fini action(for Navi1x, the DPMs disablement will be - * skipped) may be needed for custom pptable uploading. - */ - smu->uploading_custom_pp_table = true; - - ret = smu_reset(smu); - if (ret) - dev_info(smu->adev->dev, "smu reset failed, ret = %d\n", ret); - - smu->uploading_custom_pp_table = false; - -failed: - mutex_unlock(&smu->mutex); - return ret; -} - -static int smu_get_driver_allowed_feature_mask(struct smu_context *smu) -{ - struct smu_feature *feature = &smu->smu_feature; - int ret = 0; - uint32_t allowed_feature_mask[SMU_FEATURE_MAX/32]; - - mutex_lock(&feature->mutex); - bitmap_zero(feature->allowed, SMU_FEATURE_MAX); - mutex_unlock(&feature->mutex); - - ret = smu_get_allowed_feature_mask(smu, allowed_feature_mask, - SMU_FEATURE_MAX/32); - if (ret) - return ret; - - mutex_lock(&feature->mutex); - bitmap_or(feature->allowed, feature->allowed, - (unsigned long *)allowed_feature_mask, - feature->feature_num); - mutex_unlock(&feature->mutex); - - return ret; -} - -static int smu_set_funcs(struct amdgpu_device *adev) -{ - struct smu_context *smu = &adev->smu; - - if (adev->pm.pp_feature & PP_OVERDRIVE_MASK) - smu->od_enabled = true; - - switch (adev->asic_type) { - case CHIP_NAVI10: - case CHIP_NAVI14: - case CHIP_NAVI12: - navi10_set_ppt_funcs(smu); - break; - case CHIP_ARCTURUS: - adev->pm.pp_feature &= ~PP_GFXOFF_MASK; - arcturus_set_ppt_funcs(smu); - /* OD is not supported on Arcturus */ - smu->od_enabled =false; - break; - case CHIP_SIENNA_CICHLID: - case CHIP_NAVY_FLOUNDER: - sienna_cichlid_set_ppt_funcs(smu); - break; - case CHIP_RENOIR: - renoir_set_ppt_funcs(smu); - break; - default: - return -EINVAL; - } - - return 0; -} - -static int smu_early_init(void *handle) -{ - struct amdgpu_device *adev = (struct amdgpu_device *)handle; - struct smu_context *smu = &adev->smu; - - smu->adev = adev; - smu->pm_enabled = !!amdgpu_dpm; - smu->is_apu = false; - mutex_init(&smu->mutex); - - return smu_set_funcs(adev); -} - -static int smu_set_default_dpm_table(struct smu_context *smu) -{ - struct smu_power_context *smu_power = &smu->smu_power; - struct smu_power_gate *power_gate = &smu_power->power_gate; - int vcn_gate, jpeg_gate; - int ret = 0; - - if (!smu->ppt_funcs->set_default_dpm_table) - return 0; - - mutex_lock(&power_gate->vcn_gate_lock); - mutex_lock(&power_gate->jpeg_gate_lock); - - vcn_gate = atomic_read(&power_gate->vcn_gated); - jpeg_gate = atomic_read(&power_gate->jpeg_gated); - - ret = smu_dpm_set_vcn_enable_locked(smu, true); - if (ret) - goto err0_out; - - ret = smu_dpm_set_jpeg_enable_locked(smu, true); - if (ret) - goto err1_out; - - ret = smu->ppt_funcs->set_default_dpm_table(smu); - if (ret) - dev_err(smu->adev->dev, - "Failed to setup default dpm clock tables!\n"); - - smu_dpm_set_jpeg_enable_locked(smu, !jpeg_gate); -err1_out: - smu_dpm_set_vcn_enable_locked(smu, !vcn_gate); -err0_out: - mutex_unlock(&power_gate->jpeg_gate_lock); - mutex_unlock(&power_gate->vcn_gate_lock); - - return ret; -} - -static int smu_late_init(void *handle) -{ - struct amdgpu_device *adev = (struct amdgpu_device *)handle; - struct smu_context *smu = &adev->smu; - int ret = 0; - - if (!smu->pm_enabled) - return 0; - - ret = smu_set_default_od_settings(smu); - if (ret) { - dev_err(adev->dev, "Failed to setup default OD settings!\n"); - return ret; - } - - /* - * Set initialized values (get from vbios) to dpm tables context such as - * gfxclk, memclk, dcefclk, and etc. And enable the DPM feature for each - * type of clks. - */ - ret = smu_set_default_dpm_table(smu); - if (ret) { - dev_err(adev->dev, "Failed to setup default dpm clock tables!\n"); - return ret; - } - - ret = smu_populate_umd_state_clk(smu); - if (ret) { - dev_err(adev->dev, "Failed to populate UMD state clocks!\n"); - return ret; - } - - ret = smu_get_asic_power_limits(smu); - if (ret) { - dev_err(adev->dev, "Failed to get asic power limits!\n"); - return ret; - } - - smu_get_unique_id(smu); - - smu_handle_task(&adev->smu, - smu->smu_dpm.dpm_level, - AMD_PP_TASK_COMPLETE_INIT, - false); - - return 0; -} - -static int smu_init_fb_allocations(struct smu_context *smu) -{ - struct amdgpu_device *adev = smu->adev; - struct smu_table_context *smu_table = &smu->smu_table; - struct smu_table *tables = smu_table->tables; - struct smu_table *driver_table = &(smu_table->driver_table); - uint32_t max_table_size = 0; - int ret, i; - - /* VRAM allocation for tool table */ - if (tables[SMU_TABLE_PMSTATUSLOG].size) { - ret = amdgpu_bo_create_kernel(adev, - tables[SMU_TABLE_PMSTATUSLOG].size, - tables[SMU_TABLE_PMSTATUSLOG].align, - tables[SMU_TABLE_PMSTATUSLOG].domain, - &tables[SMU_TABLE_PMSTATUSLOG].bo, - &tables[SMU_TABLE_PMSTATUSLOG].mc_address, - &tables[SMU_TABLE_PMSTATUSLOG].cpu_addr); - if (ret) { - dev_err(adev->dev, "VRAM allocation for tool table failed!\n"); - return ret; - } - } - - /* VRAM allocation for driver table */ - for (i = 0; i < SMU_TABLE_COUNT; i++) { - if (tables[i].size == 0) - continue; - - if (i == SMU_TABLE_PMSTATUSLOG) - continue; - - if (max_table_size < tables[i].size) - max_table_size = tables[i].size; - } - - driver_table->size = max_table_size; - driver_table->align = PAGE_SIZE; - driver_table->domain = AMDGPU_GEM_DOMAIN_VRAM; - - ret = amdgpu_bo_create_kernel(adev, - driver_table->size, - driver_table->align, - driver_table->domain, - &driver_table->bo, - &driver_table->mc_address, - &driver_table->cpu_addr); - if (ret) { - dev_err(adev->dev, "VRAM allocation for driver table failed!\n"); - if (tables[SMU_TABLE_PMSTATUSLOG].mc_address) - amdgpu_bo_free_kernel(&tables[SMU_TABLE_PMSTATUSLOG].bo, - &tables[SMU_TABLE_PMSTATUSLOG].mc_address, - &tables[SMU_TABLE_PMSTATUSLOG].cpu_addr); - } - - return ret; -} - -static int smu_fini_fb_allocations(struct smu_context *smu) -{ - struct smu_table_context *smu_table = &smu->smu_table; - struct smu_table *tables = smu_table->tables; - struct smu_table *driver_table = &(smu_table->driver_table); - - if (!tables) - return 0; - - if (tables[SMU_TABLE_PMSTATUSLOG].mc_address) - amdgpu_bo_free_kernel(&tables[SMU_TABLE_PMSTATUSLOG].bo, - &tables[SMU_TABLE_PMSTATUSLOG].mc_address, - &tables[SMU_TABLE_PMSTATUSLOG].cpu_addr); - - amdgpu_bo_free_kernel(&driver_table->bo, - &driver_table->mc_address, - &driver_table->cpu_addr); - - return 0; -} - -/** - * smu_alloc_memory_pool - allocate memory pool in the system memory - * - * @smu: amdgpu_device pointer - * - * This memory pool will be used for SMC use and msg SetSystemVirtualDramAddr - * and DramLogSetDramAddr can notify it changed. - * - * Returns 0 on success, error on failure. - */ -static int smu_alloc_memory_pool(struct smu_context *smu) -{ - struct amdgpu_device *adev = smu->adev; - struct smu_table_context *smu_table = &smu->smu_table; - struct smu_table *memory_pool = &smu_table->memory_pool; - uint64_t pool_size = smu->pool_size; - int ret = 0; - - if (pool_size == SMU_MEMORY_POOL_SIZE_ZERO) - return ret; - - memory_pool->size = pool_size; - memory_pool->align = PAGE_SIZE; - memory_pool->domain = AMDGPU_GEM_DOMAIN_GTT; - - switch (pool_size) { - case SMU_MEMORY_POOL_SIZE_256_MB: - case SMU_MEMORY_POOL_SIZE_512_MB: - case SMU_MEMORY_POOL_SIZE_1_GB: - case SMU_MEMORY_POOL_SIZE_2_GB: - ret = amdgpu_bo_create_kernel(adev, - memory_pool->size, - memory_pool->align, - memory_pool->domain, - &memory_pool->bo, - &memory_pool->mc_address, - &memory_pool->cpu_addr); - if (ret) - dev_err(adev->dev, "VRAM allocation for dramlog failed!\n"); - break; - default: - break; - } - - return ret; -} - -static int smu_free_memory_pool(struct smu_context *smu) -{ - struct smu_table_context *smu_table = &smu->smu_table; - struct smu_table *memory_pool = &smu_table->memory_pool; - - if (memory_pool->size == SMU_MEMORY_POOL_SIZE_ZERO) - return 0; - - amdgpu_bo_free_kernel(&memory_pool->bo, - &memory_pool->mc_address, - &memory_pool->cpu_addr); - - memset(memory_pool, 0, sizeof(struct smu_table)); - - return 0; -} - -static int smu_smc_table_sw_init(struct smu_context *smu) -{ - int ret; - - /** - * Create smu_table structure, and init smc tables such as - * TABLE_PPTABLE, TABLE_WATERMARKS, TABLE_SMU_METRICS, and etc. - */ - ret = smu_init_smc_tables(smu); - if (ret) { - dev_err(smu->adev->dev, "Failed to init smc tables!\n"); - return ret; - } - - /** - * Create smu_power_context structure, and allocate smu_dpm_context and - * context size to fill the smu_power_context data. - */ - ret = smu_init_power(smu); - if (ret) { - dev_err(smu->adev->dev, "Failed to init smu_init_power!\n"); - return ret; - } - - /* - * allocate vram bos to store smc table contents. - */ - ret = smu_init_fb_allocations(smu); - if (ret) - return ret; - - ret = smu_alloc_memory_pool(smu); - if (ret) - return ret; - - ret = smu_i2c_init(smu, &smu->adev->pm.smu_i2c); - if (ret) - return ret; - - return 0; -} - -static int smu_smc_table_sw_fini(struct smu_context *smu) -{ - int ret; - - smu_i2c_fini(smu, &smu->adev->pm.smu_i2c); - - ret = smu_free_memory_pool(smu); - if (ret) - return ret; - - ret = smu_fini_fb_allocations(smu); - if (ret) - return ret; - - ret = smu_fini_power(smu); - if (ret) { - dev_err(smu->adev->dev, "Failed to init smu_fini_power!\n"); - return ret; - } - - ret = smu_fini_smc_tables(smu); - if (ret) { - dev_err(smu->adev->dev, "Failed to smu_fini_smc_tables!\n"); - return ret; - } - - return 0; -} - -static void smu_throttling_logging_work_fn(struct work_struct *work) -{ - struct smu_context *smu = container_of(work, struct smu_context, - throttling_logging_work); - - smu_log_thermal_throttling(smu); -} - -static int smu_sw_init(void *handle) -{ - struct amdgpu_device *adev = (struct amdgpu_device *)handle; - struct smu_context *smu = &adev->smu; - int ret; - - smu->pool_size = adev->pm.smu_prv_buffer_size; - smu->smu_feature.feature_num = SMU_FEATURE_MAX; - mutex_init(&smu->smu_feature.mutex); - bitmap_zero(smu->smu_feature.supported, SMU_FEATURE_MAX); - bitmap_zero(smu->smu_feature.enabled, SMU_FEATURE_MAX); - bitmap_zero(smu->smu_feature.allowed, SMU_FEATURE_MAX); - - mutex_init(&smu->smu_baco.mutex); - smu->smu_baco.state = SMU_BACO_STATE_EXIT; - smu->smu_baco.platform_support = false; - - mutex_init(&smu->sensor_lock); - mutex_init(&smu->metrics_lock); - mutex_init(&smu->message_lock); - - INIT_WORK(&smu->throttling_logging_work, smu_throttling_logging_work_fn); - atomic64_set(&smu->throttle_int_counter, 0); - smu->watermarks_bitmap = 0; - smu->power_profile_mode = PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT; - smu->default_power_profile_mode = PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT; - - atomic_set(&smu->smu_power.power_gate.vcn_gated, 1); - atomic_set(&smu->smu_power.power_gate.jpeg_gated, 1); - mutex_init(&smu->smu_power.power_gate.vcn_gate_lock); - mutex_init(&smu->smu_power.power_gate.jpeg_gate_lock); - - smu->workload_mask = 1 << smu->workload_prority[PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT]; - smu->workload_prority[PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT] = 0; - smu->workload_prority[PP_SMC_POWER_PROFILE_FULLSCREEN3D] = 1; - smu->workload_prority[PP_SMC_POWER_PROFILE_POWERSAVING] = 2; - smu->workload_prority[PP_SMC_POWER_PROFILE_VIDEO] = 3; - smu->workload_prority[PP_SMC_POWER_PROFILE_VR] = 4; - smu->workload_prority[PP_SMC_POWER_PROFILE_COMPUTE] = 5; - smu->workload_prority[PP_SMC_POWER_PROFILE_CUSTOM] = 6; - - smu->workload_setting[0] = PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT; - smu->workload_setting[1] = PP_SMC_POWER_PROFILE_FULLSCREEN3D; - smu->workload_setting[2] = PP_SMC_POWER_PROFILE_POWERSAVING; - smu->workload_setting[3] = PP_SMC_POWER_PROFILE_VIDEO; - smu->workload_setting[4] = PP_SMC_POWER_PROFILE_VR; - smu->workload_setting[5] = PP_SMC_POWER_PROFILE_COMPUTE; - smu->workload_setting[6] = PP_SMC_POWER_PROFILE_CUSTOM; - smu->display_config = &adev->pm.pm_display_cfg; - - smu->smu_dpm.dpm_level = AMD_DPM_FORCED_LEVEL_AUTO; - smu->smu_dpm.requested_dpm_level = AMD_DPM_FORCED_LEVEL_AUTO; - ret = smu_init_microcode(smu); - if (ret) { - dev_err(adev->dev, "Failed to load smu firmware!\n"); - return ret; - } - - ret = smu_smc_table_sw_init(smu); - if (ret) { - dev_err(adev->dev, "Failed to sw init smc table!\n"); - return ret; - } - - ret = smu_register_irq_handler(smu); - if (ret) { - dev_err(adev->dev, "Failed to register smc irq handler!\n"); - return ret; - } - - return 0; -} - -static int smu_sw_fini(void *handle) -{ - struct amdgpu_device *adev = (struct amdgpu_device *)handle; - struct smu_context *smu = &adev->smu; - int ret; - - ret = smu_smc_table_sw_fini(smu); - if (ret) { - dev_err(adev->dev, "Failed to sw fini smc table!\n"); - return ret; - } - - smu_fini_microcode(smu); - - return 0; -} - -static int smu_get_thermal_temperature_range(struct smu_context *smu) -{ - struct amdgpu_device *adev = smu->adev; - struct smu_temperature_range *range = - &smu->thermal_range; - int ret = 0; - - if (!smu->ppt_funcs->get_thermal_temperature_range) - return 0; - - ret = smu->ppt_funcs->get_thermal_temperature_range(smu, range); - if (ret) - return ret; - - adev->pm.dpm.thermal.min_temp = range->min; - adev->pm.dpm.thermal.max_temp = range->max; - adev->pm.dpm.thermal.max_edge_emergency_temp = range->edge_emergency_max; - adev->pm.dpm.thermal.min_hotspot_temp = range->hotspot_min; - adev->pm.dpm.thermal.max_hotspot_crit_temp = range->hotspot_crit_max; - adev->pm.dpm.thermal.max_hotspot_emergency_temp = range->hotspot_emergency_max; - adev->pm.dpm.thermal.min_mem_temp = range->mem_min; - adev->pm.dpm.thermal.max_mem_crit_temp = range->mem_crit_max; - adev->pm.dpm.thermal.max_mem_emergency_temp = range->mem_emergency_max; - - return ret; -} - -static int smu_smc_hw_setup(struct smu_context *smu) -{ - struct amdgpu_device *adev = smu->adev; - uint32_t pcie_gen = 0, pcie_width = 0; - int ret; - - if (adev->in_suspend && smu_is_dpm_running(smu)) { - dev_info(adev->dev, "dpm has been enabled\n"); - return 0; - } - - ret = smu_init_display_count(smu, 0); - if (ret) { - dev_info(adev->dev, "Failed to pre-set display count as 0!\n"); - return ret; - } - - ret = smu_set_driver_table_location(smu); - if (ret) { - dev_err(adev->dev, "Failed to SetDriverDramAddr!\n"); - return ret; - } - - /* - * Set PMSTATUSLOG table bo address with SetToolsDramAddr MSG for tools. - */ - ret = smu_set_tool_table_location(smu); - if (ret) { - dev_err(adev->dev, "Failed to SetToolsDramAddr!\n"); - return ret; - } - - /* - * Use msg SetSystemVirtualDramAddr and DramLogSetDramAddr can notify - * pool location. - */ - ret = smu_notify_memory_pool_location(smu); - if (ret) { - dev_err(adev->dev, "Failed to SetDramLogDramAddr!\n"); - return ret; - } - - /* smu_dump_pptable(smu); */ - /* - * Copy pptable bo in the vram to smc with SMU MSGs such as - * SetDriverDramAddr and TransferTableDram2Smu. - */ - ret = smu_write_pptable(smu); - if (ret) { - dev_err(adev->dev, "Failed to transfer pptable to SMC!\n"); - return ret; - } - - /* issue Run*Btc msg */ - ret = smu_run_btc(smu); - if (ret) - return ret; - - ret = smu_feature_set_allowed_mask(smu); - if (ret) { - dev_err(adev->dev, "Failed to set driver allowed features mask!\n"); - return ret; - } - - ret = smu_system_features_control(smu, true); - if (ret) { - dev_err(adev->dev, "Failed to enable requested dpm features!\n"); - return ret; - } - - if (!smu_is_dpm_running(smu)) - dev_info(adev->dev, "dpm has been disabled\n"); - - if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN4) - pcie_gen = 3; - else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3) - pcie_gen = 2; - else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2) - pcie_gen = 1; - else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN1) - pcie_gen = 0; - - /* Bit 31:16: LCLK DPM level. 0 is DPM0, and 1 is DPM1 - * Bit 15:8: PCIE GEN, 0 to 3 corresponds to GEN1 to GEN4 - * Bit 7:0: PCIE lane width, 1 to 7 corresponds is x1 to x32 - */ - if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X16) - pcie_width = 6; - else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X12) - pcie_width = 5; - else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X8) - pcie_width = 4; - else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X4) - pcie_width = 3; - else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X2) - pcie_width = 2; - else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X1) - pcie_width = 1; - ret = smu_update_pcie_parameters(smu, pcie_gen, pcie_width); - if (ret) { - dev_err(adev->dev, "Attempt to override pcie params failed!\n"); - return ret; - } - - ret = smu_get_thermal_temperature_range(smu); - if (ret) { - dev_err(adev->dev, "Failed to get thermal temperature ranges!\n"); - return ret; - } - - ret = smu_enable_thermal_alert(smu); - if (ret) { - dev_err(adev->dev, "Failed to enable thermal alert!\n"); - return ret; - } - - ret = smu_disable_umc_cdr_12gbps_workaround(smu); - if (ret) { - dev_err(adev->dev, "Workaround failed to disable UMC CDR feature on 12Gbps SKU!\n"); - return ret; - } - - /* - * For Navi1X, manually switch it to AC mode as PMFW - * may boot it with DC mode. - */ - ret = smu_set_power_source(smu, - adev->pm.ac_power ? SMU_POWER_SOURCE_AC : - SMU_POWER_SOURCE_DC); - if (ret) { - dev_err(adev->dev, "Failed to switch to %s mode!\n", adev->pm.ac_power ? "AC" : "DC"); - return ret; - } - - ret = smu_notify_display_change(smu); - if (ret) - return ret; - - /* - * Set min deep sleep dce fclk with bootup value from vbios via - * SetMinDeepSleepDcefclk MSG. - */ - ret = smu_set_min_dcef_deep_sleep(smu, - smu->smu_table.boot_values.dcefclk / 100); - if (ret) - return ret; - - return ret; -} - -static int smu_start_smc_engine(struct smu_context *smu) -{ - struct amdgpu_device *adev = smu->adev; - int ret = 0; - - if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) { - if (adev->asic_type < CHIP_NAVI10) { - if (smu->ppt_funcs->load_microcode) { - ret = smu->ppt_funcs->load_microcode(smu); - if (ret) - return ret; - } - } - } - - if (smu->ppt_funcs->check_fw_status) { - ret = smu->ppt_funcs->check_fw_status(smu); - if (ret) { - dev_err(adev->dev, "SMC is not ready\n"); - return ret; - } - } - - /* - * Send msg GetDriverIfVersion to check if the return value is equal - * with DRIVER_IF_VERSION of smc header. - */ - ret = smu_check_fw_version(smu); - if (ret) - return ret; - - return ret; -} - -static int smu_hw_init(void *handle) -{ - int ret; - struct amdgpu_device *adev = (struct amdgpu_device *)handle; - struct smu_context *smu = &adev->smu; - - if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev)) { - smu->pm_enabled = false; - return 0; - } - - ret = smu_start_smc_engine(smu); - if (ret) { - dev_err(adev->dev, "SMC engine is not correctly up!\n"); - return ret; - } - - if (smu->is_apu) { - smu_powergate_sdma(&adev->smu, false); - smu_dpm_set_vcn_enable(smu, true); - smu_dpm_set_jpeg_enable(smu, true); - smu_set_gfx_cgpg(&adev->smu, true); - } - - if (!smu->pm_enabled) - return 0; - - /* get boot_values from vbios to set revision, gfxclk, and etc. */ - ret = smu_get_vbios_bootup_values(smu); - if (ret) { - dev_err(adev->dev, "Failed to get VBIOS boot clock values!\n"); - return ret; - } - - ret = smu_setup_pptable(smu); - if (ret) { - dev_err(adev->dev, "Failed to setup pptable!\n"); - return ret; - } - - ret = smu_get_driver_allowed_feature_mask(smu); - if (ret) - return ret; - - ret = smu_smc_hw_setup(smu); - if (ret) { - dev_err(adev->dev, "Failed to setup smc hw!\n"); - return ret; - } - - /* - * Move maximum sustainable clock retrieving here considering - * 1. It is not needed on resume(from S3). - * 2. DAL settings come between .hw_init and .late_init of SMU. - * And DAL needs to know the maximum sustainable clocks. Thus - * it cannot be put in .late_init(). - */ - ret = smu_init_max_sustainable_clocks(smu); - if (ret) { - dev_err(adev->dev, "Failed to init max sustainable clocks!\n"); - return ret; - } - - adev->pm.dpm_enabled = true; - - dev_info(adev->dev, "SMU is initialized successfully!\n"); - - return 0; -} - -static int smu_disable_dpms(struct smu_context *smu) -{ - struct amdgpu_device *adev = smu->adev; - int ret = 0; - bool use_baco = !smu->is_apu && - ((adev->in_gpu_reset && - (amdgpu_asic_reset_method(adev) == AMD_RESET_METHOD_BACO)) || - ((adev->in_runpm || adev->in_hibernate) && amdgpu_asic_supports_baco(adev))); - - /* - * For custom pptable uploading, skip the DPM features - * disable process on Navi1x ASICs. - * - As the gfx related features are under control of - * RLC on those ASICs. RLC reinitialization will be - * needed to reenable them. That will cost much more - * efforts. - * - * - SMU firmware can handle the DPM reenablement - * properly. - */ - if (smu->uploading_custom_pp_table && - (adev->asic_type >= CHIP_NAVI10) && - (adev->asic_type <= CHIP_NAVI12)) - return 0; - - /* - * For Sienna_Cichlid, PMFW will handle the features disablement properly - * on BACO in. Driver involvement is unnecessary. - */ - if ((adev->asic_type == CHIP_SIENNA_CICHLID) && - use_baco) - return 0; - - /* - * For gpu reset, runpm and hibernation through BACO, - * BACO feature has to be kept enabled. - */ - if (use_baco && smu_feature_is_enabled(smu, SMU_FEATURE_BACO_BIT)) { - ret = smu_disable_all_features_with_exception(smu, - SMU_FEATURE_BACO_BIT); - if (ret) - dev_err(adev->dev, "Failed to disable smu features except BACO.\n"); - } else { - ret = smu_system_features_control(smu, false); - if (ret) - dev_err(adev->dev, "Failed to disable smu features.\n"); - } - - if (adev->asic_type >= CHIP_NAVI10 && - adev->gfx.rlc.funcs->stop) - adev->gfx.rlc.funcs->stop(adev); - - return ret; -} - -static int smu_smc_hw_cleanup(struct smu_context *smu) -{ - struct amdgpu_device *adev = smu->adev; - int ret = 0; - - cancel_work_sync(&smu->throttling_logging_work); - - ret = smu_disable_thermal_alert(smu); - if (ret) { - dev_err(adev->dev, "Fail to disable thermal alert!\n"); - return ret; - } - - ret = smu_disable_dpms(smu); - if (ret) { - dev_err(adev->dev, "Fail to disable dpm features!\n"); - return ret; - } - - return 0; -} - -static int smu_hw_fini(void *handle) -{ - struct amdgpu_device *adev = (struct amdgpu_device *)handle; - struct smu_context *smu = &adev->smu; - int ret = 0; - - if (amdgpu_sriov_vf(adev)&& !amdgpu_sriov_is_pp_one_vf(adev)) - return 0; - - if (smu->is_apu) { - smu_powergate_sdma(&adev->smu, true); - smu_dpm_set_vcn_enable(smu, false); - smu_dpm_set_jpeg_enable(smu, false); - } - - if (!smu->pm_enabled) - return 0; - - adev->pm.dpm_enabled = false; - - ret = smu_smc_hw_cleanup(smu); - if (ret) - return ret; - - return 0; -} - -int smu_reset(struct smu_context *smu) -{ - struct amdgpu_device *adev = smu->adev; - int ret = 0; - - ret = smu_hw_fini(adev); - if (ret) - return ret; - - ret = smu_hw_init(adev); - if (ret) - return ret; - - ret = smu_late_init(adev); - - return ret; -} - -static int smu_suspend(void *handle) -{ - struct amdgpu_device *adev = (struct amdgpu_device *)handle; - struct smu_context *smu = &adev->smu; - int ret; - - if (amdgpu_sriov_vf(adev)&& !amdgpu_sriov_is_pp_one_vf(adev)) - return 0; - - if (!smu->pm_enabled) - return 0; - - adev->pm.dpm_enabled = false; - - ret = smu_smc_hw_cleanup(smu); - if (ret) - return ret; - - smu->watermarks_bitmap &= ~(WATERMARKS_LOADED); - - if (smu->is_apu) - smu_set_gfx_cgpg(&adev->smu, false); - - return 0; -} - -static int smu_resume(void *handle) -{ - int ret; - struct amdgpu_device *adev = (struct amdgpu_device *)handle; - struct smu_context *smu = &adev->smu; - - if (amdgpu_sriov_vf(adev)&& !amdgpu_sriov_is_pp_one_vf(adev)) - return 0; - - if (!smu->pm_enabled) - return 0; - - dev_info(adev->dev, "SMU is resuming...\n"); - - ret = smu_start_smc_engine(smu); - if (ret) { - dev_err(adev->dev, "SMC engine is not correctly up!\n"); - return ret; - } - - ret = smu_smc_hw_setup(smu); - if (ret) { - dev_err(adev->dev, "Failed to setup smc hw!\n"); - return ret; - } - - if (smu->is_apu) - smu_set_gfx_cgpg(&adev->smu, true); - - smu->disable_uclk_switch = 0; - - adev->pm.dpm_enabled = true; - - dev_info(adev->dev, "SMU is resumed successfully!\n"); - - return 0; -} - -int smu_display_configuration_change(struct smu_context *smu, - const struct amd_pp_display_configuration *display_config) -{ - int index = 0; - int num_of_active_display = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - if (!display_config) - return -EINVAL; - - mutex_lock(&smu->mutex); - - smu_set_min_dcef_deep_sleep(smu, - display_config->min_dcef_deep_sleep_set_clk / 100); - - for (index = 0; index < display_config->num_path_including_non_display; index++) { - if (display_config->displays[index].controller_id != 0) - num_of_active_display++; - } - - smu_set_active_display_count(smu, num_of_active_display); - - smu_store_cc6_data(smu, display_config->cpu_pstate_separation_time, - display_config->cpu_cc6_disable, - display_config->cpu_pstate_disable, - display_config->nb_pstate_switch_disable); - - mutex_unlock(&smu->mutex); - - return 0; -} - -static int smu_get_clock_info(struct smu_context *smu, - struct smu_clock_info *clk_info, - enum smu_perf_level_designation designation) -{ - int ret; - struct smu_performance_level level = {0}; - - if (!clk_info) - return -EINVAL; - - ret = smu_get_perf_level(smu, PERF_LEVEL_ACTIVITY, &level); - if (ret) - return -EINVAL; - - clk_info->min_mem_clk = level.memory_clock; - clk_info->min_eng_clk = level.core_clock; - clk_info->min_bus_bandwidth = level.non_local_mem_freq * level.non_local_mem_width; - - ret = smu_get_perf_level(smu, designation, &level); - if (ret) - return -EINVAL; - - clk_info->min_mem_clk = level.memory_clock; - clk_info->min_eng_clk = level.core_clock; - clk_info->min_bus_bandwidth = level.non_local_mem_freq * level.non_local_mem_width; - - return 0; -} - -int smu_get_current_clocks(struct smu_context *smu, - struct amd_pp_clock_info *clocks) -{ - struct amd_pp_simple_clock_info simple_clocks = {0}; - struct smu_clock_info hw_clocks; - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - smu_get_dal_power_level(smu, &simple_clocks); - - if (smu->support_power_containment) - ret = smu_get_clock_info(smu, &hw_clocks, - PERF_LEVEL_POWER_CONTAINMENT); - else - ret = smu_get_clock_info(smu, &hw_clocks, PERF_LEVEL_ACTIVITY); - - if (ret) { - dev_err(smu->adev->dev, "Error in smu_get_clock_info\n"); - goto failed; - } - - clocks->min_engine_clock = hw_clocks.min_eng_clk; - clocks->max_engine_clock = hw_clocks.max_eng_clk; - clocks->min_memory_clock = hw_clocks.min_mem_clk; - clocks->max_memory_clock = hw_clocks.max_mem_clk; - clocks->min_bus_bandwidth = hw_clocks.min_bus_bandwidth; - clocks->max_bus_bandwidth = hw_clocks.max_bus_bandwidth; - clocks->max_engine_clock_in_sr = hw_clocks.max_eng_clk; - clocks->min_engine_clock_in_sr = hw_clocks.min_eng_clk; - - if (simple_clocks.level == 0) - clocks->max_clocks_state = PP_DAL_POWERLEVEL_7; - else - clocks->max_clocks_state = simple_clocks.level; - - if (!smu_get_current_shallow_sleep_clocks(smu, &hw_clocks)) { - clocks->max_engine_clock_in_sr = hw_clocks.max_eng_clk; - clocks->min_engine_clock_in_sr = hw_clocks.min_eng_clk; - } - -failed: - mutex_unlock(&smu->mutex); - return ret; -} - -static int smu_set_clockgating_state(void *handle, - enum amd_clockgating_state state) -{ - return 0; -} - -static int smu_set_powergating_state(void *handle, - enum amd_powergating_state state) -{ - return 0; -} - -static int smu_enable_umd_pstate(void *handle, - enum amd_dpm_forced_level *level) -{ - uint32_t profile_mode_mask = AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD | - AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK | - AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK | - AMD_DPM_FORCED_LEVEL_PROFILE_PEAK; - - struct smu_context *smu = (struct smu_context*)(handle); - struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm); - - if (!smu->is_apu && !smu_dpm_ctx->dpm_context) - return -EINVAL; - - if (!(smu_dpm_ctx->dpm_level & profile_mode_mask)) { - /* enter umd pstate, save current level, disable gfx cg*/ - if (*level & profile_mode_mask) { - smu_dpm_ctx->saved_dpm_level = smu_dpm_ctx->dpm_level; - smu_dpm_ctx->enable_umd_pstate = true; - amdgpu_device_ip_set_powergating_state(smu->adev, - AMD_IP_BLOCK_TYPE_GFX, - AMD_PG_STATE_UNGATE); - amdgpu_device_ip_set_clockgating_state(smu->adev, - AMD_IP_BLOCK_TYPE_GFX, - AMD_CG_STATE_UNGATE); - } - } else { - /* exit umd pstate, restore level, enable gfx cg*/ - if (!(*level & profile_mode_mask)) { - if (*level == AMD_DPM_FORCED_LEVEL_PROFILE_EXIT) - *level = smu_dpm_ctx->saved_dpm_level; - smu_dpm_ctx->enable_umd_pstate = false; - amdgpu_device_ip_set_clockgating_state(smu->adev, - AMD_IP_BLOCK_TYPE_GFX, - AMD_CG_STATE_GATE); - amdgpu_device_ip_set_powergating_state(smu->adev, - AMD_IP_BLOCK_TYPE_GFX, - AMD_PG_STATE_GATE); - } - } - - return 0; -} - -static int smu_adjust_power_state_dynamic(struct smu_context *smu, - enum amd_dpm_forced_level level, - bool skip_display_settings) -{ - int ret = 0; - int index = 0; - long workload; - struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm); - - if (!skip_display_settings) { - ret = smu_display_config_changed(smu); - if (ret) { - dev_err(smu->adev->dev, "Failed to change display config!"); - return ret; - } - } - - ret = smu_apply_clocks_adjust_rules(smu); - if (ret) { - dev_err(smu->adev->dev, "Failed to apply clocks adjust rules!"); - return ret; - } - - if (!skip_display_settings) { - ret = smu_notify_smc_display_config(smu); - if (ret) { - dev_err(smu->adev->dev, "Failed to notify smc display config!"); - return ret; - } - } - - if (smu_dpm_ctx->dpm_level != level) { - ret = smu_asic_set_performance_level(smu, level); - if (ret) { - dev_err(smu->adev->dev, "Failed to set performance level!"); - return ret; - } - - /* update the saved copy */ - smu_dpm_ctx->dpm_level = level; - } - - if (smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL) { - index = fls(smu->workload_mask); - index = index > 0 && index <= WORKLOAD_POLICY_MAX ? index - 1 : 0; - workload = smu->workload_setting[index]; - - if (smu->power_profile_mode != workload) - smu_set_power_profile_mode(smu, &workload, 0, false); - } - - return ret; -} - -int smu_handle_task(struct smu_context *smu, - enum amd_dpm_forced_level level, - enum amd_pp_task task_id, - bool lock_needed) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - if (lock_needed) - mutex_lock(&smu->mutex); - - switch (task_id) { - case AMD_PP_TASK_DISPLAY_CONFIG_CHANGE: - ret = smu_pre_display_config_changed(smu); - if (ret) - goto out; - ret = smu_set_cpu_power_state(smu); - if (ret) - goto out; - ret = smu_adjust_power_state_dynamic(smu, level, false); - break; - case AMD_PP_TASK_COMPLETE_INIT: - case AMD_PP_TASK_READJUST_POWER_STATE: - ret = smu_adjust_power_state_dynamic(smu, level, true); - break; - default: - break; - } - -out: - if (lock_needed) - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_switch_power_profile(struct smu_context *smu, - enum PP_SMC_POWER_PROFILE type, - bool en) -{ - struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm); - long workload; - uint32_t index; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - if (!(type < PP_SMC_POWER_PROFILE_CUSTOM)) - return -EINVAL; - - mutex_lock(&smu->mutex); - - if (!en) { - smu->workload_mask &= ~(1 << smu->workload_prority[type]); - index = fls(smu->workload_mask); - index = index > 0 && index <= WORKLOAD_POLICY_MAX ? index - 1 : 0; - workload = smu->workload_setting[index]; - } else { - smu->workload_mask |= (1 << smu->workload_prority[type]); - index = fls(smu->workload_mask); - index = index <= WORKLOAD_POLICY_MAX ? index - 1 : 0; - workload = smu->workload_setting[index]; - } - - if (smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL) - smu_set_power_profile_mode(smu, &workload, 0, false); - - mutex_unlock(&smu->mutex); - - return 0; -} - -enum amd_dpm_forced_level smu_get_performance_level(struct smu_context *smu) -{ - struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm); - enum amd_dpm_forced_level level; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - if (!smu->is_apu && !smu_dpm_ctx->dpm_context) - return -EINVAL; - - mutex_lock(&(smu->mutex)); - level = smu_dpm_ctx->dpm_level; - mutex_unlock(&(smu->mutex)); - - return level; -} - -int smu_force_performance_level(struct smu_context *smu, enum amd_dpm_forced_level level) -{ - struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm); - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - if (!smu->is_apu && !smu_dpm_ctx->dpm_context) - return -EINVAL; - - mutex_lock(&smu->mutex); - - ret = smu_enable_umd_pstate(smu, &level); - if (ret) { - mutex_unlock(&smu->mutex); - return ret; - } - - ret = smu_handle_task(smu, level, - AMD_PP_TASK_READJUST_POWER_STATE, - false); - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_set_display_count(struct smu_context *smu, uint32_t count) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - ret = smu_init_display_count(smu, count); - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_force_clk_levels(struct smu_context *smu, - enum smu_clk_type clk_type, - uint32_t mask) -{ - struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm); - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - if (smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL) { - dev_dbg(smu->adev->dev, "force clock level is for dpm manual mode only.\n"); - return -EINVAL; - } - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs && smu->ppt_funcs->force_clk_levels) - ret = smu->ppt_funcs->force_clk_levels(smu, clk_type, mask); - - mutex_unlock(&smu->mutex); - - return ret; -} - -/* - * On system suspending or resetting, the dpm_enabled - * flag will be cleared. So that those SMU services which - * are not supported will be gated. - * However, the mp1 state setting should still be granted - * even if the dpm_enabled cleared. - */ -int smu_set_mp1_state(struct smu_context *smu, - enum pp_mp1_state mp1_state) -{ - uint16_t msg; - int ret; - - if (!smu->pm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - switch (mp1_state) { - case PP_MP1_STATE_SHUTDOWN: - msg = SMU_MSG_PrepareMp1ForShutdown; - break; - case PP_MP1_STATE_UNLOAD: - msg = SMU_MSG_PrepareMp1ForUnload; - break; - case PP_MP1_STATE_RESET: - msg = SMU_MSG_PrepareMp1ForReset; - break; - case PP_MP1_STATE_NONE: - default: - mutex_unlock(&smu->mutex); - return 0; - } - - ret = smu_send_smc_msg(smu, msg, NULL); - /* some asics may not support those messages */ - if (ret == -EINVAL) - ret = 0; - if (ret) - dev_err(smu->adev->dev, "[PrepareMp1] Failed!\n"); - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_set_df_cstate(struct smu_context *smu, - enum pp_df_cstate state) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - if (!smu->ppt_funcs || !smu->ppt_funcs->set_df_cstate) - return 0; - - mutex_lock(&smu->mutex); - - ret = smu->ppt_funcs->set_df_cstate(smu, state); - if (ret) - dev_err(smu->adev->dev, "[SetDfCstate] failed!\n"); - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_allow_xgmi_power_down(struct smu_context *smu, bool en) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - if (!smu->ppt_funcs || !smu->ppt_funcs->allow_xgmi_power_down) - return 0; - - mutex_lock(&smu->mutex); - - ret = smu->ppt_funcs->allow_xgmi_power_down(smu, en); - if (ret) - dev_err(smu->adev->dev, "[AllowXgmiPowerDown] failed!\n"); - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_write_watermarks_table(struct smu_context *smu) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - ret = smu_set_watermarks_table(smu, NULL); - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_set_watermarks_for_clock_ranges(struct smu_context *smu, - struct dm_pp_wm_sets_with_clock_ranges_soc15 *clock_ranges) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (!smu->disable_watermark && - smu_feature_is_enabled(smu, SMU_FEATURE_DPM_DCEFCLK_BIT) && - smu_feature_is_enabled(smu, SMU_FEATURE_DPM_SOCCLK_BIT)) { - ret = smu_set_watermarks_table(smu, clock_ranges); - - if (!(smu->watermarks_bitmap & WATERMARKS_EXIST)) { - smu->watermarks_bitmap |= WATERMARKS_EXIST; - smu->watermarks_bitmap &= ~WATERMARKS_LOADED; - } - } - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_set_ac_dc(struct smu_context *smu) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - /* controlled by firmware */ - if (smu->dc_controlled_by_gpio) - return 0; - - mutex_lock(&smu->mutex); - ret = smu_set_power_source(smu, - smu->adev->pm.ac_power ? SMU_POWER_SOURCE_AC : - SMU_POWER_SOURCE_DC); - if (ret) - dev_err(smu->adev->dev, "Failed to switch to %s mode!\n", - smu->adev->pm.ac_power ? "AC" : "DC"); - mutex_unlock(&smu->mutex); - - return ret; -} - -const struct amd_ip_funcs smu_ip_funcs = { - .name = "smu", - .early_init = smu_early_init, - .late_init = smu_late_init, - .sw_init = smu_sw_init, - .sw_fini = smu_sw_fini, - .hw_init = smu_hw_init, - .hw_fini = smu_hw_fini, - .suspend = smu_suspend, - .resume = smu_resume, - .is_idle = NULL, - .check_soft_reset = NULL, - .wait_for_idle = NULL, - .soft_reset = NULL, - .set_clockgating_state = smu_set_clockgating_state, - .set_powergating_state = smu_set_powergating_state, - .enable_umd_pstate = smu_enable_umd_pstate, -}; - -const struct amdgpu_ip_block_version smu_v11_0_ip_block = -{ - .type = AMD_IP_BLOCK_TYPE_SMC, - .major = 11, - .minor = 0, - .rev = 0, - .funcs = &smu_ip_funcs, -}; - -const struct amdgpu_ip_block_version smu_v12_0_ip_block = -{ - .type = AMD_IP_BLOCK_TYPE_SMC, - .major = 12, - .minor = 0, - .rev = 0, - .funcs = &smu_ip_funcs, -}; - -int smu_load_microcode(struct smu_context *smu) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->load_microcode) - ret = smu->ppt_funcs->load_microcode(smu); - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_check_fw_status(struct smu_context *smu) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->check_fw_status) - ret = smu->ppt_funcs->check_fw_status(smu); - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_set_gfx_cgpg(struct smu_context *smu, bool enabled) -{ - int ret = 0; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->set_gfx_cgpg) - ret = smu->ppt_funcs->set_gfx_cgpg(smu, enabled); - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_set_fan_speed_rpm(struct smu_context *smu, uint32_t speed) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->set_fan_speed_rpm) - ret = smu->ppt_funcs->set_fan_speed_rpm(smu, speed); - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_get_power_limit(struct smu_context *smu, - uint32_t *limit, - bool max_setting) -{ - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - *limit = (max_setting ? smu->max_power_limit : smu->current_power_limit); - - mutex_unlock(&smu->mutex); - - return 0; -} - -int smu_set_power_limit(struct smu_context *smu, uint32_t limit) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (limit > smu->max_power_limit) { - dev_err(smu->adev->dev, - "New power limit (%d) is over the max allowed %d\n", - limit, smu->max_power_limit); - goto out; - } - - if (!limit) - limit = smu->current_power_limit; - - if (smu->ppt_funcs->set_power_limit) - ret = smu->ppt_funcs->set_power_limit(smu, limit); - -out: - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_print_clk_levels(struct smu_context *smu, enum smu_clk_type clk_type, char *buf) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->print_clk_levels) - ret = smu->ppt_funcs->print_clk_levels(smu, clk_type, buf); - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_get_od_percentage(struct smu_context *smu, enum smu_clk_type type) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->get_od_percentage) - ret = smu->ppt_funcs->get_od_percentage(smu, type); - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_set_od_percentage(struct smu_context *smu, enum smu_clk_type type, uint32_t value) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->set_od_percentage) - ret = smu->ppt_funcs->set_od_percentage(smu, type, value); - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_od_edit_dpm_table(struct smu_context *smu, - enum PP_OD_DPM_TABLE_COMMAND type, - long *input, uint32_t size) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->od_edit_dpm_table) { - ret = smu->ppt_funcs->od_edit_dpm_table(smu, type, input, size); - if (!ret && (type == PP_OD_COMMIT_DPM_TABLE)) - ret = smu_handle_task(smu, - smu->smu_dpm.dpm_level, - AMD_PP_TASK_READJUST_POWER_STATE, - false); - } - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_read_sensor(struct smu_context *smu, - enum amd_pp_sensors sensor, - void *data, uint32_t *size) -{ - struct smu_umd_pstate_table *pstate_table = - &smu->pstate_table; - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - if (!data || !size) - return -EINVAL; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->read_sensor) - if (!smu->ppt_funcs->read_sensor(smu, sensor, data, size)) - goto unlock; - - switch (sensor) { - case AMDGPU_PP_SENSOR_STABLE_PSTATE_SCLK: - *((uint32_t *)data) = pstate_table->gfxclk_pstate.standard * 100; - *size = 4; - break; - case AMDGPU_PP_SENSOR_STABLE_PSTATE_MCLK: - *((uint32_t *)data) = pstate_table->uclk_pstate.standard * 100; - *size = 4; - break; - case AMDGPU_PP_SENSOR_ENABLED_SMC_FEATURES_MASK: - ret = smu_feature_get_enabled_mask(smu, (uint32_t *)data, 2); - *size = 8; - break; - case AMDGPU_PP_SENSOR_UVD_POWER: - *(uint32_t *)data = smu_feature_is_enabled(smu, SMU_FEATURE_DPM_UVD_BIT) ? 1 : 0; - *size = 4; - break; - case AMDGPU_PP_SENSOR_VCE_POWER: - *(uint32_t *)data = smu_feature_is_enabled(smu, SMU_FEATURE_DPM_VCE_BIT) ? 1 : 0; - *size = 4; - break; - case AMDGPU_PP_SENSOR_VCN_POWER_STATE: - *(uint32_t *)data = atomic_read(&smu->smu_power.power_gate.vcn_gated) ? 0: 1; - *size = 4; - break; - case AMDGPU_PP_SENSOR_MIN_FAN_RPM: - *(uint32_t *)data = 0; - *size = 4; - break; - default: - *size = 0; - ret = -EOPNOTSUPP; - break; - } - -unlock: - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_get_power_profile_mode(struct smu_context *smu, char *buf) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->get_power_profile_mode) - ret = smu->ppt_funcs->get_power_profile_mode(smu, buf); - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_set_power_profile_mode(struct smu_context *smu, - long *param, - uint32_t param_size, - bool lock_needed) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - if (lock_needed) - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->set_power_profile_mode) - ret = smu->ppt_funcs->set_power_profile_mode(smu, param, param_size); - - if (lock_needed) - mutex_unlock(&smu->mutex); - - return ret; -} - - -int smu_get_fan_control_mode(struct smu_context *smu) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->get_fan_control_mode) - ret = smu->ppt_funcs->get_fan_control_mode(smu); - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_set_fan_control_mode(struct smu_context *smu, int value) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->set_fan_control_mode) - ret = smu->ppt_funcs->set_fan_control_mode(smu, value); - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_get_fan_speed_percent(struct smu_context *smu, uint32_t *speed) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->get_fan_speed_percent) - ret = smu->ppt_funcs->get_fan_speed_percent(smu, speed); - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_set_fan_speed_percent(struct smu_context *smu, uint32_t speed) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->set_fan_speed_percent) - ret = smu->ppt_funcs->set_fan_speed_percent(smu, speed); - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_get_fan_speed_rpm(struct smu_context *smu, uint32_t *speed) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->get_fan_speed_rpm) - ret = smu->ppt_funcs->get_fan_speed_rpm(smu, speed); - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_set_deep_sleep_dcefclk(struct smu_context *smu, int clk) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - ret = smu_set_min_dcef_deep_sleep(smu, clk); - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_set_active_display_count(struct smu_context *smu, uint32_t count) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - if (smu->ppt_funcs->set_active_display_count) - ret = smu->ppt_funcs->set_active_display_count(smu, count); - - return ret; -} - -int smu_get_clock_by_type(struct smu_context *smu, - enum amd_pp_clock_type type, - struct amd_pp_clocks *clocks) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->get_clock_by_type) - ret = smu->ppt_funcs->get_clock_by_type(smu, type, clocks); - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_get_max_high_clocks(struct smu_context *smu, - struct amd_pp_simple_clock_info *clocks) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->get_max_high_clocks) - ret = smu->ppt_funcs->get_max_high_clocks(smu, clocks); - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_get_clock_by_type_with_latency(struct smu_context *smu, - enum smu_clk_type clk_type, - struct pp_clock_levels_with_latency *clocks) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->get_clock_by_type_with_latency) - ret = smu->ppt_funcs->get_clock_by_type_with_latency(smu, clk_type, clocks); - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_get_clock_by_type_with_voltage(struct smu_context *smu, - enum amd_pp_clock_type type, - struct pp_clock_levels_with_voltage *clocks) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->get_clock_by_type_with_voltage) - ret = smu->ppt_funcs->get_clock_by_type_with_voltage(smu, type, clocks); - - mutex_unlock(&smu->mutex); - - return ret; -} - - -int smu_display_clock_voltage_request(struct smu_context *smu, - struct pp_display_clock_request *clock_req) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->display_clock_voltage_request) - ret = smu->ppt_funcs->display_clock_voltage_request(smu, clock_req); - - mutex_unlock(&smu->mutex); - - return ret; -} - - -int smu_display_disable_memory_clock_switch(struct smu_context *smu, bool disable_memory_clock_switch) -{ - int ret = -EINVAL; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->display_disable_memory_clock_switch) - ret = smu->ppt_funcs->display_disable_memory_clock_switch(smu, disable_memory_clock_switch); - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_notify_smu_enable_pwe(struct smu_context *smu) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->notify_smu_enable_pwe) - ret = smu->ppt_funcs->notify_smu_enable_pwe(smu); - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_set_xgmi_pstate(struct smu_context *smu, - uint32_t pstate) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->set_xgmi_pstate) - ret = smu->ppt_funcs->set_xgmi_pstate(smu, pstate); - - mutex_unlock(&smu->mutex); - - if(ret) - dev_err(smu->adev->dev, "Failed to set XGMI pstate!\n"); - - return ret; -} - -int smu_set_azalia_d3_pme(struct smu_context *smu) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->set_azalia_d3_pme) - ret = smu->ppt_funcs->set_azalia_d3_pme(smu); - - mutex_unlock(&smu->mutex); - - return ret; -} - -/* - * On system suspending or resetting, the dpm_enabled - * flag will be cleared. So that those SMU services which - * are not supported will be gated. - * - * However, the baco/mode1 reset should still be granted - * as they are still supported and necessary. - */ -bool smu_baco_is_support(struct smu_context *smu) -{ - bool ret = false; - - if (!smu->pm_enabled) - return false; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs && smu->ppt_funcs->baco_is_support) - ret = smu->ppt_funcs->baco_is_support(smu); - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_baco_get_state(struct smu_context *smu, enum smu_baco_state *state) -{ - if (smu->ppt_funcs->baco_get_state) - return -EINVAL; - - mutex_lock(&smu->mutex); - *state = smu->ppt_funcs->baco_get_state(smu); - mutex_unlock(&smu->mutex); - - return 0; -} - -int smu_baco_enter(struct smu_context *smu) -{ - int ret = 0; - - if (!smu->pm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->baco_enter) - ret = smu->ppt_funcs->baco_enter(smu); - - mutex_unlock(&smu->mutex); - - if (ret) - dev_err(smu->adev->dev, "Failed to enter BACO state!\n"); - - return ret; -} - -int smu_baco_exit(struct smu_context *smu) -{ - int ret = 0; - - if (!smu->pm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->baco_exit) - ret = smu->ppt_funcs->baco_exit(smu); - - mutex_unlock(&smu->mutex); - - if (ret) - dev_err(smu->adev->dev, "Failed to exit BACO state!\n"); - - return ret; -} - -bool smu_mode1_reset_is_support(struct smu_context *smu) -{ - bool ret = false; - - if (!smu->pm_enabled) - return false; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs && smu->ppt_funcs->mode1_reset_is_support) - ret = smu->ppt_funcs->mode1_reset_is_support(smu); - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_mode1_reset(struct smu_context *smu) -{ - int ret = 0; - - if (!smu->pm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->mode1_reset) - ret = smu->ppt_funcs->mode1_reset(smu); - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_mode2_reset(struct smu_context *smu) -{ - int ret = 0; - - if (!smu->pm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->mode2_reset) - ret = smu->ppt_funcs->mode2_reset(smu); - - mutex_unlock(&smu->mutex); - - if (ret) - dev_err(smu->adev->dev, "Mode2 reset failed!\n"); - - return ret; -} - -int smu_get_max_sustainable_clocks_by_dc(struct smu_context *smu, - struct pp_smu_nv_clock_table *max_clocks) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->get_max_sustainable_clocks_by_dc) - ret = smu->ppt_funcs->get_max_sustainable_clocks_by_dc(smu, max_clocks); - - mutex_unlock(&smu->mutex); - - return ret; -} - -int smu_get_uclk_dpm_states(struct smu_context *smu, - unsigned int *clock_values_in_khz, - unsigned int *num_states) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->get_uclk_dpm_states) - ret = smu->ppt_funcs->get_uclk_dpm_states(smu, clock_values_in_khz, num_states); - - mutex_unlock(&smu->mutex); - - return ret; -} - -enum amd_pm_state_type smu_get_current_power_state(struct smu_context *smu) -{ - enum amd_pm_state_type pm_state = POWER_STATE_TYPE_DEFAULT; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->get_current_power_state) - pm_state = smu->ppt_funcs->get_current_power_state(smu); - - mutex_unlock(&smu->mutex); - - return pm_state; -} - -int smu_get_dpm_clock_table(struct smu_context *smu, - struct dpm_clocks *clock_table) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->get_dpm_clock_table) - ret = smu->ppt_funcs->get_dpm_clock_table(smu, clock_table); - - mutex_unlock(&smu->mutex); - - return ret; -} - -ssize_t smu_sys_get_gpu_metrics(struct smu_context *smu, - void **table) -{ - ssize_t size; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - if (!smu->ppt_funcs->get_gpu_metrics) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - size = smu->ppt_funcs->get_gpu_metrics(smu, table); - - mutex_unlock(&smu->mutex); - - return size; -} - -int smu_enable_mgpu_fan_boost(struct smu_context *smu) -{ - int ret = 0; - - if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) - return -EOPNOTSUPP; - - mutex_lock(&smu->mutex); - - if (smu->ppt_funcs->enable_mgpu_fan_boost) - ret = smu->ppt_funcs->enable_mgpu_fan_boost(smu); - - mutex_unlock(&smu->mutex); - - return ret; -} |