/* * 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.
*/
/* * 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
if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) return -EOPNOTSUPP;
return smu_set_pp_feature_mask(smu, new_mask);
}
int smu_set_residency_gfxoff(struct smu_context *smu, bool value)
{ if (!smu->ppt_funcs->set_gfx_off_residency) return -EINVAL;
return smu_set_gfx_off_residency(smu, value);
}
int smu_get_residency_gfxoff(struct smu_context *smu, u32 *value)
{ if (!smu->ppt_funcs->get_gfx_off_residency) return -EINVAL;
return smu_get_gfx_off_residency(smu, value);
}
int smu_get_entrycount_gfxoff(struct smu_context *smu, u64 *value)
{ if (!smu->ppt_funcs->get_gfx_off_entrycount) return -EINVAL;
return smu_get_gfx_off_entrycount(smu, value);
}
int smu_get_status_gfxoff(struct smu_context *smu, uint32_t *value)
{ if (!smu->ppt_funcs->get_gfx_off_status) return -EINVAL;
*value = smu_get_gfx_off_status(smu);
return 0;
}
int smu_set_soft_freq_range(struct smu_context *smu, enum pp_clock_type type,
uint32_t min,
uint32_t max)
{ enum smu_clk_type clk_type; int ret = 0;
clk_type = smu_convert_to_smuclk(type); if (clk_type == SMU_CLK_COUNT) return -EINVAL;
if (smu->ppt_funcs->set_soft_freq_limited_range)
ret = smu->ppt_funcs->set_soft_freq_limited_range(smu,
clk_type,
min,
max, false);
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 = -ENOTSUPP;
if (!min && !max) return -EINVAL;
if (smu->ppt_funcs->get_dpm_ultimate_freq)
ret = smu->ppt_funcs->get_dpm_ultimate_freq(smu,
clk_type,
min,
max);
return ret;
}
int smu_set_gfx_power_up_by_imu(struct smu_context *smu)
{ int ret = 0; struct amdgpu_device *adev = smu->adev;
if (smu->ppt_funcs->set_gfx_power_up_by_imu) {
ret = smu->ppt_funcs->set_gfx_power_up_by_imu(smu); if (ret)
dev_err(adev->dev, "Failed to enable gfx imu!\n");
} return ret;
}
static u32 smu_get_mclk(void *handle, bool low)
{ struct smu_context *smu = handle;
uint32_t clk_freq; int ret = 0;
if (!smu->ppt_funcs->dpm_set_umsch_mm_enable) return 0;
if (atomic_read(&power_gate->umsch_mm_gated) ^ enable) return 0;
ret = smu->ppt_funcs->dpm_set_umsch_mm_enable(smu, enable); if (!ret)
atomic_set(&power_gate->umsch_mm_gated, !enable);
return ret;
}
staticint smu_set_mall_enable(struct smu_context *smu)
{ int ret = 0;
if (!smu->ppt_funcs->set_mall_enable) return 0;
ret = smu->ppt_funcs->set_mall_enable(smu);
return ret;
}
/** * smu_dpm_set_power_gate - power gate/ungate the specific IP block * * @handle: smu_context pointer * @block_type: the IP block to power gate/ungate * @gate: to power gate if true, ungate otherwise * @inst: the instance of the IP block to power gate/ungate * * 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.
*/ staticint smu_dpm_set_power_gate(void *handle,
uint32_t block_type, bool gate, int inst)
{ struct smu_context *smu = handle; int ret = 0;
if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) {
dev_WARN(smu->adev->dev, "SMU uninitialized but power %s requested for %u!\n",
gate ? "gate" : "ungate", block_type); 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, inst); if (ret)
dev_err(smu->adev->dev, "Failed to power %s VCN instance %d!\n",
gate ? "gate" : "ungate", inst); 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; case AMD_IP_BLOCK_TYPE_VPE:
ret = smu_dpm_set_vpe_enable(smu, !gate); if (ret)
dev_err(smu->adev->dev, "Failed to power %s VPE!\n",
gate ? "gate" : "ungate"); break; case AMD_IP_BLOCK_TYPE_ISP:
ret = smu_dpm_set_isp_enable(smu, !gate); if (ret)
dev_err(smu->adev->dev, "Failed to power %s ISP!\n",
gate ? "gate" : "ungate"); break; default:
dev_err(smu->adev->dev, "Unsupported block type!\n"); return -EINVAL;
}
return ret;
}
/** * smu_set_user_clk_dependencies - set user profile clock dependencies * * @smu: smu_context pointer * @clk: enum smu_clk_type type * * Enable/Disable the clock dependency for the @clk type.
*/ staticvoid smu_set_user_clk_dependencies(struct smu_context *smu, enum smu_clk_type clk)
{ if (smu->adev->in_suspend) return;
smu->user_dpm_profile.clk_dependency = 0;
smu->user_dpm_profile.clk_dependency = BIT(SMU_MCLK) | BIT(SMU_FCLK);
} else /* Add clk dependencies here, if any */ return;
}
/** * smu_restore_dpm_user_profile - reinstate user dpm profile * * @smu: smu_context pointer * * Restore the saved user power configurations include power limit, * clock frequencies, fan control mode and fan speed.
*/ staticvoid smu_restore_dpm_user_profile(struct smu_context *smu)
{ struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm); int ret = 0;
if (!smu->adev->in_suspend) return;
if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) return;
/* Enable restore flag */
smu->user_dpm_profile.flags |= SMU_DPM_USER_PROFILE_RESTORE;
/* set the user dpm power limit */ if (smu->user_dpm_profile.power_limit) {
ret = smu_set_power_limit(smu, smu->user_dpm_profile.power_limit); if (ret)
dev_err(smu->adev->dev, "Failed to set power limit value\n");
}
/* set the user dpm clock configurations */ if (smu_dpm_ctx->dpm_level == AMD_DPM_FORCED_LEVEL_MANUAL) { enum smu_clk_type clk_type;
for (clk_type = 0; clk_type < SMU_CLK_COUNT; clk_type++) { /* * Iterate over smu clk type and force the saved user clk * configs, skip if clock dependency is enabled
*/ if (!(smu->user_dpm_profile.clk_dependency & BIT(clk_type)) &&
smu->user_dpm_profile.clk_mask[clk_type]) {
ret = smu_force_smuclk_levels(smu, clk_type,
smu->user_dpm_profile.clk_mask[clk_type]); if (ret)
dev_err(smu->adev->dev, "Failed to set clock type = %d\n", clk_type);
}
}
}
/* set the user dpm fan configurations */ if (smu->user_dpm_profile.fan_mode == AMD_FAN_CTRL_MANUAL ||
smu->user_dpm_profile.fan_mode == AMD_FAN_CTRL_NONE) {
ret = smu_set_fan_control_mode(smu, smu->user_dpm_profile.fan_mode); if (ret != -EOPNOTSUPP) {
smu->user_dpm_profile.fan_speed_pwm = 0;
smu->user_dpm_profile.fan_speed_rpm = 0;
smu->user_dpm_profile.fan_mode = AMD_FAN_CTRL_AUTO;
dev_err(smu->adev->dev, "Failed to set manual fan control mode\n");
}
if (smu->user_dpm_profile.fan_speed_pwm) {
ret = smu_set_fan_speed_pwm(smu, smu->user_dpm_profile.fan_speed_pwm); if (ret != -EOPNOTSUPP)
dev_err(smu->adev->dev, "Failed to set manual fan speed in pwm\n");
}
if (smu->user_dpm_profile.fan_speed_rpm) {
ret = smu_set_fan_speed_rpm(smu, smu->user_dpm_profile.fan_speed_rpm); if (ret != -EOPNOTSUPP)
dev_err(smu->adev->dev, "Failed to set manual fan speed in rpm\n");
}
}
/* Restore user customized OD settings */ if (smu->user_dpm_profile.user_od) { if (smu->ppt_funcs->restore_user_od_settings) {
ret = smu->ppt_funcs->restore_user_od_settings(smu); if (ret)
dev_err(smu->adev->dev, "Failed to upload customized OD settings\n");
}
}
/* Disable restore flag */
smu->user_dpm_profile.flags &= ~SMU_DPM_USER_PROFILE_RESTORE;
}
/* 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)
{ /* vega20 is 11.0.2, but it's supported via the powerplay code */ if (adev->asic_type == CHIP_VEGA20) returnfalse;
/* * 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;
return ret;
}
staticint smu_get_driver_allowed_feature_mask(struct smu_context *smu)
{ struct smu_feature *feature = &smu->smu_feature;
uint32_t allowed_feature_mask[SMU_FEATURE_MAX/32]; int ret = 0;
/* * With SCPM enabled, the allowed featuremasks setting(via * PPSMC_MSG_SetAllowedFeaturesMaskLow/High) is not permitted. * That means there is no way to let PMFW knows the settings below. * Thus, we just assume all the features are allowed under * such scenario.
*/ if (smu->adev->scpm_enabled) {
bitmap_fill(feature->allowed, SMU_FEATURE_MAX); return 0;
}
bitmap_zero(feature->allowed, SMU_FEATURE_MAX);
ret = smu_get_allowed_feature_mask(smu, allowed_feature_mask,
SMU_FEATURE_MAX/32); if (ret) return ret;
r = smu_set_funcs(adev); if (r) return r; return smu_init_microcode(smu);
}
staticint smu_set_default_dpm_table(struct smu_context *smu)
{ struct amdgpu_device *adev = smu->adev; struct smu_power_context *smu_power = &smu->smu_power; struct smu_power_gate *power_gate = &smu_power->power_gate; int vcn_gate[AMDGPU_MAX_VCN_INSTANCES], jpeg_gate, i; int ret = 0;
if (!smu->ppt_funcs->set_default_dpm_table) return 0;
if (adev->pg_flags & AMD_PG_SUPPORT_VCN) { for (i = 0; i < adev->vcn.num_vcn_inst; i++)
vcn_gate[i] = atomic_read(&power_gate->vcn_gated[i]);
} if (adev->pg_flags & AMD_PG_SUPPORT_JPEG)
jpeg_gate = atomic_read(&power_gate->jpeg_gated);
if (adev->pg_flags & AMD_PG_SUPPORT_VCN) { for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
ret = smu_dpm_set_vcn_enable(smu, true, i); if (ret) return ret;
}
}
if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) {
ret = smu_dpm_set_jpeg_enable(smu, true); if (ret) goto err_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");
if (adev->pg_flags & AMD_PG_SUPPORT_JPEG)
smu_dpm_set_jpeg_enable(smu, !jpeg_gate);
err_out: if (adev->pg_flags & AMD_PG_SUPPORT_VCN) { for (i = 0; i < adev->vcn.num_vcn_inst; i++)
smu_dpm_set_vcn_enable(smu, !vcn_gate[i], i);
}
return ret;
}
staticint smu_apply_default_config_table_settings(struct smu_context *smu)
{ struct amdgpu_device *adev = smu->adev; int ret = 0;
ret = smu_get_default_config_table_settings(smu,
&adev->pm.config_table); if (ret) return ret;
staticint smu_late_init(struct amdgpu_ip_block *ip_block)
{ struct amdgpu_device *adev = ip_block->adev; struct smu_context *smu = adev->powerplay.pp_handle; int ret = 0;
smu_set_fine_grain_gfx_freq_parameters(smu);
if (!smu->pm_enabled) return 0;
ret = smu_post_init(smu); if (ret) {
dev_err(adev->dev, "Failed to post smu init!\n"); return ret;
}
/* * Explicitly notify PMFW the power mode the system in. Since * the PMFW may boot the ASIC with a different mode. * For those supporting ACDC switch via gpio, PMFW will * handle the switch automatically. Driver involvement * is unnecessary.
*/
adev->pm.ac_power = power_supply_is_system_supplied() > 0;
smu_set_ac_dc(smu);
if (!amdgpu_sriov_vf(adev) || smu->od_enabled) {
ret = smu_set_default_od_settings(smu); if (ret) {
dev_err(adev->dev, "Failed to setup default OD settings!\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,
&smu->current_power_limit,
&smu->default_power_limit,
&smu->max_power_limit,
&smu->min_power_limit); if (ret) {
dev_err(adev->dev, "Failed to get asic power limits!\n"); return ret;
}
if (!amdgpu_sriov_vf(adev))
smu_get_unique_id(smu);
/* 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;
}
}
driver_table->domain = AMDGPU_GEM_DOMAIN_VRAM | AMDGPU_GEM_DOMAIN_GTT; /* VRAM allocation for driver table */ for (i = 0; i < SMU_TABLE_COUNT; i++) { if (tables[i].size == 0) continue;
/* If one of the tables has VRAM domain restriction, keep it in * VRAM
*/ if ((tables[i].domain &
(AMDGPU_GEM_DOMAIN_VRAM | AMDGPU_GEM_DOMAIN_GTT)) ==
AMDGPU_GEM_DOMAIN_VRAM)
driver_table->domain = AMDGPU_GEM_DOMAIN_VRAM;
if (i == SMU_TABLE_PMSTATUSLOG) continue;
if (max_table_size < tables[i].size)
max_table_size = tables[i].size;
}
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);
if (pm_status_table->bo)
pm_status_table->mc_address = amdgpu_bo_fb_aper_addr(pm_status_table->bo); if (driver_table->bo)
driver_table->mc_address = amdgpu_bo_fb_aper_addr(driver_table->bo); if (dummy_read_1_table->bo)
dummy_read_1_table->mc_address = amdgpu_bo_fb_aper_addr(dummy_read_1_table->bo);
}
/** * 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.
*/ staticint 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;
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;
}
staticint 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_alloc_dummy_read_table(smu); if (ret) return ret;
ret = smu_i2c_init(smu); if (ret) return ret;
return 0;
}
staticint smu_smc_table_sw_fini(struct smu_context *smu)
{ int ret;
smu_i2c_fini(smu);
smu_free_dummy_read_table(smu);
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;
}
/* * If the hotspot temperature is confirmed as below SW CTF setting point * after the delay enforced, nothing will be done. * Otherwise, a graceful shutdown will be performed to prevent further damage.
*/ if (range->software_shutdown_temp &&
smu->ppt_funcs->read_sensor &&
!smu->ppt_funcs->read_sensor(smu,
AMDGPU_PP_SENSOR_HOTSPOT_TEMP,
&hotspot_tmp,
&size) &&
hotspot_tmp / 1000 < range->software_shutdown_temp) return;
dev_emerg(adev->dev, "ERROR: GPU over temperature range(SW CTF) detected!\n");
dev_emerg(adev->dev, "ERROR: System is going to shutdown due to GPU SW CTF!\n");
orderly_poweroff(true);
}
policy = smu_get_pm_policy(smu, PP_PM_POLICY_XGMI_PLPD); if (amdgpu_ip_version(smu->adev, MP1_HWIP, 0) == IP_VERSION(11, 0, 2)) { if (policy)
policy->current_level = XGMI_PLPD_DEFAULT; return;
}
/* PMFW put PLPD into default policy after enabling the feature */ if (smu_feature_is_enabled(smu,
SMU_FEATURE_XGMI_PER_LINK_PWR_DWN_BIT)) { if (policy)
policy->current_level = XGMI_PLPD_DEFAULT;
} else {
policy_ctxt = dpm_ctxt->dpm_policies; if (policy_ctxt)
policy_ctxt->policy_mask &=
~BIT(PP_PM_POLICY_XGMI_PLPD);
}
}
ret = smu_smc_table_sw_init(smu); if (ret) {
dev_err(adev->dev, "Failed to sw init smc table!\n"); return ret;
}
/* 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_init_pptable_microcode(smu); if (ret) {
dev_err(adev->dev, "Failed to setup pptable firmware!\n"); return ret;
}
ret = smu_register_irq_handler(smu); if (ret) {
dev_err(adev->dev, "Failed to register smc irq handler!\n"); return ret;
}
/* If there is no way to query fan control mode, fan control is not supported */ if (!smu->ppt_funcs->get_fan_control_mode)
smu->adev->pm.no_fan = true;
/** * smu_wbrf_handle_exclusion_ranges - consume the wbrf exclusion ranges * * @smu: smu_context pointer * * Retrieve the wbrf exclusion ranges and send them to PMFW for proper handling. * Returns 0 on success, error on failure.
*/ staticint smu_wbrf_handle_exclusion_ranges(struct smu_context *smu)
{ struct wbrf_ranges_in_out wbrf_exclusion = {0}; struct freq_band_range *wifi_bands = wbrf_exclusion.band_list; struct amdgpu_device *adev = smu->adev;
uint32_t num_of_wbrf_ranges = MAX_NUM_OF_WBRF_RANGES;
uint64_t start, end; int ret, i, j;
ret = amd_wbrf_retrieve_freq_band(adev->dev, &wbrf_exclusion); if (ret) {
dev_err(adev->dev, "Failed to retrieve exclusion ranges!\n"); return ret;
}
/* * The exclusion ranges array we got might be filled with holes and duplicate * entries. For example: * {(2400, 2500), (0, 0), (6882, 6962), (2400, 2500), (0, 0), (6117, 6189), (0, 0)...} * We need to do some sortups to eliminate those holes and duplicate entries. * Expected output: {(2400, 2500), (6117, 6189), (6882, 6962), (0, 0)...}
*/ for (i = 0; i < num_of_wbrf_ranges; i++) {
start = wifi_bands[i].start;
end = wifi_bands[i].end;
/* get the last valid entry to fill the intermediate hole */ if (!start && !end) { for (j = num_of_wbrf_ranges - 1; j > i; j--) if (wifi_bands[j].start && wifi_bands[j].end) break;
/* Send the sorted wifi_bands to PMFW */
ret = smu_set_wbrf_exclusion_ranges(smu, wifi_bands); /* Try to set the wifi_bands again */ if (unlikely(ret == -EBUSY)) {
mdelay(5);
ret = smu_set_wbrf_exclusion_ranges(smu, wifi_bands);
}
return ret;
}
/** * smu_wbrf_event_handler - handle notify events * * @nb: notifier block * @action: event type * @_arg: event data * * Calls relevant amdgpu function in response to wbrf event * notification from kernel.
*/ staticint smu_wbrf_event_handler(struct notifier_block *nb, unsignedlong action, void *_arg)
{ struct smu_context *smu = container_of(nb, struct smu_context, wbrf_notifier);
if (smu->wbrf_supported)
dev_info(adev->dev, "RF interference mitigation is supported\n");
}
/** * smu_wbrf_init - init driver wbrf support * * @smu: smu_context pointer * * Verifies the AMD ACPI interfaces and registers with the wbrf * notifier chain if wbrf feature is supported. * Returns 0 on success, error on failure.
*/ staticint smu_wbrf_init(struct smu_context *smu)
{ int ret;
smu->wbrf_notifier.notifier_call = smu_wbrf_event_handler;
ret = amd_wbrf_register_notifier(&smu->wbrf_notifier); if (ret) return ret;
/* * Some wifiband exclusion ranges may be already there * before our driver loaded. To make sure our driver * is awared of those exclusion ranges.
*/
schedule_delayed_work(&smu->wbrf_delayed_work,
msecs_to_jiffies(SMU_WBRF_EVENT_HANDLING_PACE));
return 0;
}
/** * smu_wbrf_fini - tear down driver wbrf support * * @smu: smu_context pointer * * Unregisters with the wbrf notifier chain.
*/ staticvoid smu_wbrf_fini(struct smu_context *smu)
{ if (!smu->wbrf_supported) return;
switch (amdgpu_ip_version(adev, MP1_HWIP, 0)) { case IP_VERSION(11, 0, 7): case IP_VERSION(11, 0, 11): case IP_VERSION(11, 5, 0): case IP_VERSION(11, 5, 2): case IP_VERSION(11, 0, 12): if (adev->in_suspend && smu_is_dpm_running(smu)) {
dev_info(adev->dev, "dpm has been enabled\n");
ret = smu_system_features_control(smu, true); if (ret)
dev_err(adev->dev, "Failed system features control!\n"); return ret;
} break; default: break;
}
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;
}
/* * It is assumed the pptable used before runpm is same as * the one used afterwards. Thus, we can reuse the stored * copy and do not need to resetup the pptable again.
*/ if (!adev->in_runpm) {
ret = smu_setup_pptable(smu); if (ret) {
dev_err(adev->dev, "Failed to setup pptable!\n"); return ret;
}
}
/* smu_dump_pptable(smu); */
/* * With SCPM enabled, PSP is responsible for the PPTable transferring * (to SMU). Driver involvement is not needed and permitted.
*/ if (!adev->scpm_enabled) { /* * 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;
/* Enable UclkShadow on wbrf supported */ if (smu->wbrf_supported) {
ret = smu_enable_uclk_shadow(smu, true); if (ret) {
dev_err(adev->dev, "Failed to enable UclkShadow feature to support wbrf!\n"); return ret;
}
}
/* * With SCPM enabled, these actions(and relevant messages) are * not needed and permitted.
*/ if (!adev->scpm_enabled) {
ret = smu_feature_set_allowed_mask(smu); if (ret) {
dev_err(adev->dev, "Failed to set driver allowed features mask!\n"); return ret;
}
}
/* 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_X32)
pcie_width = 7; elseif (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X16)
pcie_width = 6; elseif (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X12)
pcie_width = 5; elseif (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X8)
pcie_width = 4; elseif (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X4)
pcie_width = 3; elseif (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X2)
pcie_width = 2; elseif (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_system_features_control(smu, true); if (ret) {
dev_err(adev->dev, "Failed to enable requested dpm features!\n"); return ret;
}
smu_init_xgmi_plpd_mode(smu);
ret = smu_feature_get_enabled_mask(smu, &features_supported); if (ret) {
dev_err(adev->dev, "Failed to retrieve supported dpm features!\n"); return ret;
}
bitmap_copy(feature->supported,
(unsignedlong *)&features_supported,
feature->feature_num);
if (!smu_is_dpm_running(smu))
dev_info(adev->dev, "dpm has been disabled\n");
/* * 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_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_notify_display_change(smu); if (ret) {
dev_err(adev->dev, "Failed to notify display change!\n"); 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) {
dev_err(adev->dev, "Error setting min deepsleep dcefclk\n"); return ret;
}
/* Init wbrf support. Properly setup the notifier */
ret = smu_wbrf_init(smu); if (ret)
dev_err(adev->dev, "Error during wbrf init call\n");
return ret;
}
staticint smu_start_smc_engine(struct smu_context *smu)
{ struct amdgpu_device *adev = smu->adev; int ret = 0;
if (amdgpu_virt_xgmi_migrate_enabled(adev))
smu_update_gpu_addresses(smu);
smu->smc_fw_state = SMU_FW_INIT;
if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) { if (amdgpu_ip_version(adev, MP1_HWIP, 0) < IP_VERSION(11, 0, 0)) { 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;
}
staticint smu_hw_init(struct amdgpu_ip_block *ip_block)
{ int i, ret; struct amdgpu_device *adev = ip_block->adev; struct smu_context *smu = adev->powerplay.pp_handle;
if (amdgpu_sriov_multi_vf_mode(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;
}
/* * Check whether wbrf is supported. This needs to be done * before SMU setup starts since part of SMU configuration * relies on this.
*/
smu_wbrf_support_check(smu);
if (smu->is_apu) {
ret = smu_set_gfx_imu_enable(smu); if (ret) return ret; for (i = 0; i < adev->vcn.num_vcn_inst; i++)
smu_dpm_set_vcn_enable(smu, true, i);
smu_dpm_set_jpeg_enable(smu, true);
smu_dpm_set_vpe_enable(smu, true);
smu_dpm_set_umsch_mm_enable(smu, true);
smu_set_mall_enable(smu);
smu_set_gfx_cgpg(smu, true);
}
if (!smu->pm_enabled) return 0;
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");
/* * For SMU 13.0.0 and 13.0.7, PMFW will handle the DPM features(disablement or others) * properly on suspend/reset/unload. Driver involvement may cause some unexpected issues.
*/ switch (amdgpu_ip_version(adev, MP1_HWIP, 0)) { case IP_VERSION(13, 0, 0): case IP_VERSION(13, 0, 7): case IP_VERSION(13, 0, 10): case IP_VERSION(14, 0, 2): case IP_VERSION(14, 0, 3): return 0; default: break;
}
/* * 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) { switch (amdgpu_ip_version(adev, MP1_HWIP, 0)) { case IP_VERSION(11, 0, 0): case IP_VERSION(11, 0, 5): case IP_VERSION(11, 0, 9): case IP_VERSION(11, 0, 7): case IP_VERSION(11, 0, 11): case IP_VERSION(11, 5, 0): case IP_VERSION(11, 5, 2): case IP_VERSION(11, 0, 12): case IP_VERSION(11, 0, 13): return 0; default: break;
}
}
/* * For Sienna_Cichlid, PMFW will handle the features disablement properly * on BACO in. Driver involvement is unnecessary.
*/ if (use_baco) { switch (amdgpu_ip_version(adev, MP1_HWIP, 0)) { case IP_VERSION(11, 0, 7): case IP_VERSION(11, 0, 0): case IP_VERSION(11, 0, 5): case IP_VERSION(11, 0, 9): case IP_VERSION(13, 0, 7): return 0; default: break;
}
}
/* * For GFX11 and subsequent APUs, PMFW will handle the features disablement properly * for gpu reset and S0i3 cases. Driver involvement is unnecessary.
*/ if (IP_VERSION_MAJ(amdgpu_ip_version(adev, GC_HWIP, 0)) >= 11 &&
smu->is_apu && (amdgpu_in_reset(adev) || adev->in_s0ix)) 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 { /* DisableAllSmuFeatures message is not permitted with SCPM enabled */ if (!adev->scpm_enabled) {
ret = smu_system_features_control(smu, false); if (ret)
dev_err(adev->dev, "Failed to disable smu features.\n");
}
}
/* Notify SMU RLC is going to be off, stop RLC and SMU interaction. * otherwise SMU will hang while interacting with RLC if RLC is halted * this is a WA for Vangogh asic which fix the SMU hang issue.
*/
ret = smu_notify_rlc_state(smu, false); if (ret) {
dev_err(adev->dev, "Fail to notify rlc status!\n"); return ret;
}
ret = smu_smc_hw_cleanup(smu); if (ret) return ret;
smu->watermarks_bitmap &= ~(WATERMARKS_LOADED);
smu_set_gfx_cgpg(smu, false);
/* * pwfw resets entrycount when device is suspended, so we save the * last value to be used when we resume to keep it consistent
*/
ret = smu_get_entrycount_gfxoff(smu, &count); if (!ret)
adev->gfx.gfx_off_entrycount = count;
/* clear this on suspend so it will get reprogrammed on resume */
smu->workload_mask = 0;
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_gpo_control(smu, false);
smu_gfx_ulv_control(smu, false);
smu_deep_sleep_control(smu, false);
amdgpu_asic_update_umd_stable_pstate(smu->adev, true);
}
} 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;
amdgpu_asic_update_umd_stable_pstate(smu->adev, false);
smu_deep_sleep_control(smu, true);
smu_gfx_ulv_control(smu, true);
smu_gpo_control(smu, true);
}
}
return 0;
}
staticint smu_bump_power_profile_mode(struct smu_context *smu, long *custom_params,
u32 custom_params_max_idx)
{
u32 workload_mask = 0; int i, ret = 0;
for (i = 0; i < PP_SMC_POWER_PROFILE_COUNT; i++) { if (smu->workload_refcount[i])
workload_mask |= 1 << i;
}
if (smu->workload_mask == workload_mask) return 0;
if (smu->ppt_funcs->set_power_profile_mode)
ret = smu->ppt_funcs->set_power_profile_mode(smu, workload_mask,
custom_params,
custom_params_max_idx);
staticint smu_adjust_power_state_dynamic(struct smu_context *smu, enum amd_dpm_forced_level level, bool skip_display_settings)
{ int ret = 0; 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) { if (ret == -EOPNOTSUPP)
dev_info(smu->adev->dev, "set performance level %d not supported",
level); else
dev_err(smu->adev->dev, "Failed to set performance level %d",
level); return ret;
}
/* update the saved copy */
smu_dpm_ctx->dpm_level = level;
}
staticint smu_handle_task(struct smu_context *smu, enum amd_dpm_forced_level level, enum amd_pp_task task_id)
{ int ret = 0;
if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) return -EOPNOTSUPP;
switch (task_id) { case AMD_PP_TASK_DISPLAY_CONFIG_CHANGE:
ret = smu_pre_display_config_changed(smu); if (ret) return ret;
ret = smu_adjust_power_state_dynamic(smu, level, false); break; case AMD_PP_TASK_COMPLETE_INIT:
ret = smu_adjust_power_state_dynamic(smu, level, true); break; case AMD_PP_TASK_READJUST_POWER_STATE:
ret = smu_adjust_power_state_dynamic(smu, level, true); break; default: break;
}
if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled) return -EOPNOTSUPP;
if (!(type < PP_SMC_POWER_PROFILE_CUSTOM)) return -EINVAL;
if (smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL &&
smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_PERF_DETERMINISM) { if (enable)
smu_power_profile_mode_get(smu, type); else
smu_power_profile_mode_put(smu, type); /* don't switch the active workload when paused */ if (smu->pause_workload)
ret = 0; else
ret = smu_bump_power_profile_mode(smu, NULL, 0); if (ret) { if (enable)
smu_power_profile_mode_put(smu, type); else
smu_power_profile_mode_get(smu, type); return ret;
}
}
Die Informationen auf dieser Webseite wurden
nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit,
noch Qualität der bereit gestellten Informationen zugesichert.
Bemerkung:
Die farbliche Syntaxdarstellung und die Messung sind noch experimentell.