diff options
author | Rex Zhu <Rex.Zhu@amd.com> | 2018-04-18 21:09:35 +0800 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2018-05-15 13:43:47 -0500 |
commit | d389d607e60809726fe818113c80f5fc3aac4675 (patch) | |
tree | 7e3b331ae8624a284881245346dd94f05c3ff3f2 /drivers/gpu/drm/amd/powerplay | |
parent | ca6e0c5bdc44a2cd7152002191a8107fc566084f (diff) | |
download | linux-d389d607e60809726fe818113c80f5fc3aac4675.tar.bz2 |
drm/amd/pp: Change voltage/clk range for OD feature on VI
read vddc range from vbios.
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay')
-rw-r--r-- | drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c | 28 | ||||
-rw-r--r-- | drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.h | 3 | ||||
-rw-r--r-- | drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c | 60 | ||||
-rw-r--r-- | drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.h | 2 |
4 files changed, 73 insertions, 20 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c index 971fb5dfb620..d58be7eb8256 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c @@ -1505,3 +1505,31 @@ int atomctrl_get_leakage_vddc_base_on_leakage(struct pp_hwmgr *hwmgr, return 0; } + +void atomctrl_get_voltage_range(struct pp_hwmgr *hwmgr, uint32_t *max_vddc, + uint32_t *min_vddc) +{ + void *profile; + + profile = smu_atom_get_data_table(hwmgr->adev, + GetIndexIntoMasterTable(DATA, ASIC_ProfilingInfo), + NULL, NULL, NULL); + + if (profile) { + switch (hwmgr->chip_id) { + case CHIP_TONGA: + case CHIP_FIJI: + *max_vddc = le32_to_cpu(((ATOM_ASIC_PROFILING_INFO_V3_3 *)profile)->ulMaxVddc/4); + *min_vddc = le32_to_cpu(((ATOM_ASIC_PROFILING_INFO_V3_3 *)profile)->ulMinVddc/4); + break; + case CHIP_POLARIS11: + case CHIP_POLARIS10: + case CHIP_POLARIS12: + *max_vddc = le32_to_cpu(((ATOM_ASIC_PROFILING_INFO_V3_6 *)profile)->ulMaxVddc/100); + *min_vddc = le32_to_cpu(((ATOM_ASIC_PROFILING_INFO_V3_6 *)profile)->ulMinVddc/100); + break; + default: + return; + } + } +} diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.h b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.h index c672a5069840..e1b5d6b0b548 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.h +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.h @@ -320,5 +320,8 @@ extern int atomctrl_get_leakage_vddc_base_on_leakage(struct pp_hwmgr *hwmgr, uint16_t virtual_voltage_id, uint16_t efuse_voltage_id); extern int atomctrl_get_leakage_id_from_efuse(struct pp_hwmgr *hwmgr, uint16_t *virtual_voltage_id); + +extern void atomctrl_get_voltage_range(struct pp_hwmgr *hwmgr, uint32_t *max_vddc, + uint32_t *min_vddc); #endif diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c index 965459326652..e1196372a6ba 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c @@ -838,6 +838,33 @@ static int smu7_odn_initial_default_setting(struct pp_hwmgr *hwmgr) return 0; } +static void smu7_setup_voltage_range_from_vbios(struct pp_hwmgr *hwmgr) +{ + struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); + struct phm_ppt_v1_clock_voltage_dependency_table *dep_sclk_table; + struct phm_ppt_v1_information *table_info = + (struct phm_ppt_v1_information *)(hwmgr->pptable); + uint32_t min_vddc, max_vddc; + + if (!table_info) + return; + + dep_sclk_table = table_info->vdd_dep_on_sclk; + + atomctrl_get_voltage_range(hwmgr, &max_vddc, &min_vddc); + + if (min_vddc == 0 || min_vddc > 2000 + || min_vddc > dep_sclk_table->entries[0].vddc) + min_vddc = dep_sclk_table->entries[0].vddc; + + if (max_vddc == 0 || max_vddc > 2000 + || max_vddc < dep_sclk_table->entries[dep_sclk_table->count-1].vddc) + max_vddc = dep_sclk_table->entries[dep_sclk_table->count-1].vddc; + + data->odn_dpm_table.min_vddc = min_vddc; + data->odn_dpm_table.max_vddc = max_vddc; +} + static int smu7_setup_default_dpm_tables(struct pp_hwmgr *hwmgr) { struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); @@ -856,8 +883,10 @@ static int smu7_setup_default_dpm_tables(struct pp_hwmgr *hwmgr) sizeof(struct smu7_dpm_table)); /* initialize ODN table */ - if (hwmgr->od_enabled) + if (hwmgr->od_enabled) { + smu7_setup_voltage_range_from_vbios(hwmgr); smu7_odn_initial_default_setting(hwmgr); + } return 0; } @@ -4605,36 +4634,27 @@ static bool smu7_check_clk_voltage_valid(struct pp_hwmgr *hwmgr, { struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - uint32_t min_vddc; - struct phm_ppt_v1_clock_voltage_dependency_table *dep_sclk_table; - - if (table_info == NULL) - return false; - - dep_sclk_table = table_info->vdd_dep_on_sclk; - min_vddc = dep_sclk_table->entries[0].vddc; - - if (voltage < min_vddc || voltage > 2000) { - pr_info("OD voltage is out of range [%d - 2000] mV\n", min_vddc); + if (voltage < data->odn_dpm_table.min_vddc || voltage > data->odn_dpm_table.max_vddc) { + pr_info("OD voltage is out of range [%d - %d] mV\n", + data->odn_dpm_table.min_vddc, + data->odn_dpm_table.max_vddc); return false; } if (type == PP_OD_EDIT_SCLK_VDDC_TABLE) { - if (data->vbios_boot_state.sclk_bootup_value > clk || + if (data->golden_dpm_table.sclk_table.dpm_levels[0].value > clk || hwmgr->platform_descriptor.overdriveLimit.engineClock < clk) { pr_info("OD engine clock is out of range [%d - %d] MHz\n", - data->vbios_boot_state.sclk_bootup_value, - hwmgr->platform_descriptor.overdriveLimit.engineClock / 100); + data->golden_dpm_table.sclk_table.dpm_levels[0].value/100, + hwmgr->platform_descriptor.overdriveLimit.engineClock/100); return false; } } else if (type == PP_OD_EDIT_MCLK_VDDC_TABLE) { - if (data->vbios_boot_state.mclk_bootup_value > clk || + if (data->golden_dpm_table.mclk_table.dpm_levels[0].value > clk || hwmgr->platform_descriptor.overdriveLimit.memoryClock < clk) { pr_info("OD memory clock is out of range [%d - %d] MHz\n", - data->vbios_boot_state.mclk_bootup_value/100, - hwmgr->platform_descriptor.overdriveLimit.memoryClock / 100); + data->golden_dpm_table.mclk_table.dpm_levels[0].value/100, + hwmgr->platform_descriptor.overdriveLimit.memoryClock/100); return false; } } else { diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.h b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.h index f40179c9ca97..51a776ed5906 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.h +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.h @@ -184,6 +184,8 @@ struct smu7_odn_dpm_table { struct smu7_odn_clock_voltage_dependency_table vdd_dependency_on_sclk; struct smu7_odn_clock_voltage_dependency_table vdd_dependency_on_mclk; uint32_t odn_mclk_min_limit; + uint32_t min_vddc; + uint32_t max_vddc; }; struct profile_mode_setting { |