diff options
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/vega20_ppt.c')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/vega20_ppt.c | 48 |
1 files changed, 47 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/vega20_ppt.c b/drivers/gpu/drm/amd/powerplay/vega20_ppt.c index f655ebd9ba22..bebf38ca4be7 100644 --- a/drivers/gpu/drm/amd/powerplay/vega20_ppt.c +++ b/drivers/gpu/drm/amd/powerplay/vega20_ppt.c @@ -143,6 +143,7 @@ static struct smu_11_0_cmn2aisc_mapping vega20_message_map[SMU_MSG_MAX_COUNT] = MSG_MAP(PrepareMp1ForShutdown), MSG_MAP(SetMGpuFanBoostLimitRpm), MSG_MAP(GetAVFSVoltageByDpm), + MSG_MAP(DFCstateControl), }; static struct smu_11_0_cmn2aisc_mapping vega20_clk_map[SMU_CLK_COUNT] = { @@ -3135,6 +3136,49 @@ static int vega20_get_thermal_temperature_range(struct smu_context *smu, return 0; } +static int vega20_set_df_cstate(struct smu_context *smu, + enum pp_df_cstate state) +{ + uint32_t smu_version; + int ret; + + ret = smu_get_smc_version(smu, NULL, &smu_version); + if (ret) { + pr_err("Failed to get smu version!\n"); + return ret; + } + + /* PPSMC_MSG_DFCstateControl is supported with 40.50 and later fws */ + if (smu_version < 0x283200) { + pr_err("Df cstate control is supported with 40.50 and later SMC fw!\n"); + return -EINVAL; + } + + return smu_send_smc_msg_with_param(smu, SMU_MSG_DFCstateControl, state); +} + +static int vega20_update_pcie_parameters(struct smu_context *smu, + uint32_t pcie_gen_cap, + uint32_t pcie_width_cap) +{ + PPTable_t *pptable = smu->smu_table.driver_pptable; + int ret, i; + uint32_t smu_pcie_arg; + + for (i = 0; i < NUM_LINK_LEVELS; i++) { + smu_pcie_arg = (i << 16) | + ((pptable->PcieGenSpeed[i] <= pcie_gen_cap) ? (pptable->PcieGenSpeed[i] << 8) : + (pcie_gen_cap << 8)) | ((pptable->PcieLaneCount[i] <= pcie_width_cap) ? + pptable->PcieLaneCount[i] : pcie_width_cap); + ret = smu_send_smc_msg_with_param(smu, + SMU_MSG_OverridePcieParameters, + smu_pcie_arg); + } + + return ret; +} + + static const struct pptable_funcs vega20_ppt_funcs = { .tables_init = vega20_tables_init, .alloc_dpm_context = vega20_allocate_dpm_context, @@ -3177,7 +3221,9 @@ static const struct pptable_funcs vega20_ppt_funcs = { .get_fan_speed_percent = vega20_get_fan_speed_percent, .get_fan_speed_rpm = vega20_get_fan_speed_rpm, .set_watermarks_table = vega20_set_watermarks_table, - .get_thermal_temperature_range = vega20_get_thermal_temperature_range + .get_thermal_temperature_range = vega20_get_thermal_temperature_range, + .set_df_cstate = vega20_set_df_cstate, + .update_pcie_parameters = vega20_update_pcie_parameters }; void vega20_set_ppt_funcs(struct smu_context *smu) |