diff options
Diffstat (limited to 'drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c')
| -rw-r--r-- | drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c | 2671 |
1 files changed, 2671 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c new file mode 100644 index 000000000000..7d17c4f1b489 --- /dev/null +++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c @@ -0,0 +1,2671 @@ +/* + * 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; +} |