diff options
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/navi10_ppt.c')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/navi10_ppt.c | 187 |
1 files changed, 184 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c index 93c66c69ca28..19a9846b730e 100644 --- a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c +++ b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c @@ -119,6 +119,10 @@ static struct smu_11_0_cmn2aisc_mapping navi10_message_map[SMU_MSG_MAX_COUNT] = MSG_MAP(PowerDownJpeg, PPSMC_MSG_PowerDownJpeg), MSG_MAP(BacoAudioD3PME, PPSMC_MSG_BacoAudioD3PME), MSG_MAP(ArmD3, PPSMC_MSG_ArmD3), + MSG_MAP(DAL_DISABLE_DUMMY_PSTATE_CHANGE,PPSMC_MSG_DALDisableDummyPstateChange), + MSG_MAP(DAL_ENABLE_DUMMY_PSTATE_CHANGE, PPSMC_MSG_DALEnableDummyPstateChange), + MSG_MAP(GetVoltageByDpm, PPSMC_MSG_GetVoltageByDpm), + MSG_MAP(GetVoltageByDpmOverdrive, PPSMC_MSG_GetVoltageByDpmOverdrive), }; static struct smu_11_0_cmn2aisc_mapping navi10_clk_map[SMU_CLK_COUNT] = { @@ -737,6 +741,15 @@ static inline bool navi10_od_feature_is_supported(struct smu_11_0_overdrive_tabl return od_table->cap[feature]; } +static void navi10_od_setting_get_range(struct smu_11_0_overdrive_table *od_table, + enum SMU_11_0_ODSETTING_ID setting, + uint32_t *min, uint32_t *max) +{ + if (min) + *min = od_table->min[setting]; + if (max) + *max = od_table->max[setting]; +} static int navi10_print_clk_levels(struct smu_context *smu, enum smu_clk_type clk_type, char *buf) @@ -755,6 +768,7 @@ static int navi10_print_clk_levels(struct smu_context *smu, OverDriveTable_t *od_table = (OverDriveTable_t *)table_context->overdrive_table; struct smu_11_0_overdrive_table *od_settings = smu->od_settings; + uint32_t min_value, max_value; switch (clk_type) { case SMU_GFXCLK: @@ -843,7 +857,7 @@ static int navi10_print_clk_levels(struct smu_context *smu, if (!navi10_od_feature_is_supported(od_settings, SMU_11_0_ODFEATURE_UCLK_MAX)) break; size += sprintf(buf + size, "OD_MCLK:\n"); - size += sprintf(buf + size, "0: %uMHz\n", od_table->UclkFmax); + size += sprintf(buf + size, "1: %uMHz\n", od_table->UclkFmax); break; case SMU_OD_VDDC_CURVE: if (!smu->od_enabled || !od_table || !od_settings) @@ -868,6 +882,55 @@ static int navi10_print_clk_levels(struct smu_context *smu, size += sprintf(buf + size, "%d: %uMHz @ %umV\n", i, curve_settings[0], curve_settings[1] / NAVI10_VOLTAGE_SCALE); } break; + case SMU_OD_RANGE: + if (!smu->od_enabled || !od_table || !od_settings) + break; + size = sprintf(buf, "%s:\n", "OD_RANGE"); + + if (navi10_od_feature_is_supported(od_settings, SMU_11_0_ODFEATURE_GFXCLK_LIMITS)) { + navi10_od_setting_get_range(od_settings, SMU_11_0_ODSETTING_GFXCLKFMIN, + &min_value, NULL); + navi10_od_setting_get_range(od_settings, SMU_11_0_ODSETTING_GFXCLKFMAX, + NULL, &max_value); + size += sprintf(buf + size, "SCLK: %7uMhz %10uMhz\n", + min_value, max_value); + } + + if (navi10_od_feature_is_supported(od_settings, SMU_11_0_ODFEATURE_UCLK_MAX)) { + navi10_od_setting_get_range(od_settings, SMU_11_0_ODSETTING_UCLKFMAX, + &min_value, &max_value); + size += sprintf(buf + size, "MCLK: %7uMhz %10uMhz\n", + min_value, max_value); + } + + if (navi10_od_feature_is_supported(od_settings, SMU_11_0_ODFEATURE_GFXCLK_CURVE)) { + navi10_od_setting_get_range(od_settings, SMU_11_0_ODSETTING_VDDGFXCURVEFREQ_P1, + &min_value, &max_value); + size += sprintf(buf + size, "VDDC_CURVE_SCLK[0]: %7uMhz %10uMhz\n", + min_value, max_value); + navi10_od_setting_get_range(od_settings, SMU_11_0_ODSETTING_VDDGFXCURVEVOLTAGE_P1, + &min_value, &max_value); + size += sprintf(buf + size, "VDDC_CURVE_VOLT[0]: %7dmV %11dmV\n", + min_value, max_value); + navi10_od_setting_get_range(od_settings, SMU_11_0_ODSETTING_VDDGFXCURVEFREQ_P2, + &min_value, &max_value); + size += sprintf(buf + size, "VDDC_CURVE_SCLK[1]: %7uMhz %10uMhz\n", + min_value, max_value); + navi10_od_setting_get_range(od_settings, SMU_11_0_ODSETTING_VDDGFXCURVEVOLTAGE_P2, + &min_value, &max_value); + size += sprintf(buf + size, "VDDC_CURVE_VOLT[1]: %7dmV %11dmV\n", + min_value, max_value); + navi10_od_setting_get_range(od_settings, SMU_11_0_ODSETTING_VDDGFXCURVEFREQ_P3, + &min_value, &max_value); + size += sprintf(buf + size, "VDDC_CURVE_SCLK[2]: %7uMhz %10uMhz\n", + min_value, max_value); + navi10_od_setting_get_range(od_settings, SMU_11_0_ODSETTING_VDDGFXCURVEVOLTAGE_P3, + &min_value, &max_value); + size += sprintf(buf + size, "VDDC_CURVE_VOLT[2]: %7dmV %11dmV\n", + min_value, max_value); + } + + break; default: break; } @@ -949,6 +1012,8 @@ static int navi10_get_clock_by_type_with_latency(struct smu_context *smu, case SMU_GFXCLK: case SMU_DCEFCLK: case SMU_SOCCLK: + case SMU_MCLK: + case SMU_UCLK: ret = smu_get_dpm_level_count(smu, clk_type, &level_count); if (ret) return ret; @@ -1871,6 +1936,28 @@ static int navi10_od_setting_check_range(struct smu_11_0_overdrive_table *od_tab return 0; } +static int navi10_overdrive_get_gfx_clk_base_voltage(struct smu_context *smu, + uint16_t *voltage, + uint32_t freq) +{ + uint32_t param = (freq & 0xFFFF) | (PPCLK_GFXCLK << 16); + uint32_t value = 0; + int ret; + + ret = smu_send_smc_msg_with_param(smu, + SMU_MSG_GetVoltageByDpm, + param); + if (ret) { + pr_err("[GetBaseVoltage] failed to get GFXCLK AVFS voltage from SMU!"); + return ret; + } + + smu_read_smc_arg(smu, &value); + *voltage = (uint16_t)value; + + return 0; +} + static int navi10_setup_od_limits(struct smu_context *smu) { struct smu_11_0_overdrive_table *overdrive_table = NULL; struct smu_11_0_powerplay_table *powerplay_table = NULL; @@ -1890,23 +1977,54 @@ static int navi10_setup_od_limits(struct smu_context *smu) { } static int navi10_set_default_od_settings(struct smu_context *smu, bool initialize) { - OverDriveTable_t *od_table; + OverDriveTable_t *od_table, *boot_od_table; int ret = 0; ret = smu_v11_0_set_default_od_settings(smu, initialize, sizeof(OverDriveTable_t)); if (ret) return ret; + od_table = (OverDriveTable_t *)smu->smu_table.overdrive_table; + boot_od_table = (OverDriveTable_t *)smu->smu_table.boot_overdrive_table; if (initialize) { ret = navi10_setup_od_limits(smu); if (ret) { pr_err("Failed to retrieve board OD limits\n"); return ret; } + if (od_table) { + if (!od_table->GfxclkVolt1) { + ret = navi10_overdrive_get_gfx_clk_base_voltage(smu, + &od_table->GfxclkVolt1, + od_table->GfxclkFreq1); + if (ret) + od_table->GfxclkVolt1 = 0; + if (boot_od_table) + boot_od_table->GfxclkVolt1 = od_table->GfxclkVolt1; + } + if (!od_table->GfxclkVolt2) { + ret = navi10_overdrive_get_gfx_clk_base_voltage(smu, + &od_table->GfxclkVolt2, + od_table->GfxclkFreq2); + if (ret) + od_table->GfxclkVolt2 = 0; + if (boot_od_table) + boot_od_table->GfxclkVolt2 = od_table->GfxclkVolt2; + } + + if (!od_table->GfxclkVolt3) { + ret = navi10_overdrive_get_gfx_clk_base_voltage(smu, + &od_table->GfxclkVolt3, + od_table->GfxclkFreq3); + if (ret) + od_table->GfxclkVolt3 = 0; + if (boot_od_table) + boot_od_table->GfxclkVolt3 = od_table->GfxclkVolt3; + } + } } - od_table = (OverDriveTable_t *)smu->smu_table.overdrive_table; if (od_table) { navi10_dump_od_table(od_table); } @@ -2002,6 +2120,13 @@ static int navi10_od_edit_dpm_table(struct smu_context *smu, enum PP_OD_DPM_TABL return ret; od_table->UclkFmax = input[1]; break; + case PP_OD_RESTORE_DEFAULT_TABLE: + if (!(table_context->overdrive_table && table_context->boot_overdrive_table)) { + pr_err("Overdrive table was not initialized!\n"); + return -EINVAL; + } + memcpy(table_context->overdrive_table, table_context->boot_overdrive_table, sizeof(OverDriveTable_t)); + break; case PP_OD_COMMIT_DPM_TABLE: navi10_dump_od_table(od_table); ret = smu_update_table(smu, SMU_TABLE_OVERDRIVE, 0, (void *)od_table, true); @@ -2091,6 +2216,61 @@ static int navi10_run_btc(struct smu_context *smu) return ret; } +static int navi10_dummy_pstate_control(struct smu_context *smu, bool enable) +{ + int result = 0; + + if (!enable) + result = smu_send_smc_msg(smu, SMU_MSG_DAL_DISABLE_DUMMY_PSTATE_CHANGE); + else + result = smu_send_smc_msg(smu, SMU_MSG_DAL_ENABLE_DUMMY_PSTATE_CHANGE); + + return result; +} + +static int navi10_disable_umc_cdr_12gbps_workaround(struct smu_context *smu) +{ + uint32_t uclk_count, uclk_min, uclk_max; + uint32_t smu_version; + int ret = 0; + + ret = smu_get_smc_version(smu, NULL, &smu_version); + if (ret) + return ret; + + /* This workaround is available only for 42.50 or later SMC firmwares */ + if (smu_version < 0x2A3200) + return 0; + + ret = smu_get_dpm_level_count(smu, SMU_UCLK, &uclk_count); + if (ret) + return ret; + + ret = smu_get_dpm_freq_by_index(smu, SMU_UCLK, (uint16_t)0, &uclk_min); + if (ret) + return ret; + + ret = smu_get_dpm_freq_by_index(smu, SMU_UCLK, (uint16_t)(uclk_count - 1), &uclk_max); + if (ret) + return ret; + + /* Force UCLK out of the highest DPM */ + ret = smu_set_hard_freq_range(smu, SMU_UCLK, 0, uclk_min); + if (ret) + return ret; + + /* Revert the UCLK Hardmax */ + ret = smu_set_hard_freq_range(smu, SMU_UCLK, 0, uclk_max); + if (ret) + return ret; + + /* + * In this case, SMU already disabled dummy pstate during enablement + * of UCLK DPM, we have to re-enabled it. + * */ + return navi10_dummy_pstate_control(smu, true); +} + static const struct pptable_funcs navi10_ppt_funcs = { .tables_init = navi10_tables_init, .alloc_dpm_context = navi10_allocate_dpm_context, @@ -2185,6 +2365,7 @@ static const struct pptable_funcs navi10_ppt_funcs = { .od_edit_dpm_table = navi10_od_edit_dpm_table, .get_pptable_power_limit = navi10_get_pptable_power_limit, .run_btc = navi10_run_btc, + .disable_umc_cdr_12gbps_workaround = navi10_disable_umc_cdr_12gbps_workaround, }; void navi10_set_ppt_funcs(struct smu_context *smu) |