diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_atombios.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_atombios.c | 76 |
1 files changed, 68 insertions, 8 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index 24ea683f7cf5..99bd8a9c56b3 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -1538,7 +1538,8 @@ void radeon_atombios_get_power_modes(struct radeon_device *rdev) rdev->pm.power_state[state_index].pcie_lanes = power_info->info.asPowerPlayInfo[i].ucNumPciELanes; misc = le32_to_cpu(power_info->info.asPowerPlayInfo[i].ulMiscInfo); - if (misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT) { + if ((misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT) || + (misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_ACTIVE_HIGH)) { rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_GPIO; rdev->pm.power_state[state_index].clock_info[0].voltage.gpio = @@ -1605,7 +1606,8 @@ void radeon_atombios_get_power_modes(struct radeon_device *rdev) power_info->info_2.asPowerPlayInfo[i].ucNumPciELanes; misc = le32_to_cpu(power_info->info_2.asPowerPlayInfo[i].ulMiscInfo); misc2 = le32_to_cpu(power_info->info_2.asPowerPlayInfo[i].ulMiscInfo2); - if (misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT) { + if ((misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT) || + (misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_ACTIVE_HIGH)) { rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_GPIO; rdev->pm.power_state[state_index].clock_info[0].voltage.gpio = @@ -1679,7 +1681,8 @@ void radeon_atombios_get_power_modes(struct radeon_device *rdev) power_info->info_3.asPowerPlayInfo[i].ucNumPciELanes; misc = le32_to_cpu(power_info->info_3.asPowerPlayInfo[i].ulMiscInfo); misc2 = le32_to_cpu(power_info->info_3.asPowerPlayInfo[i].ulMiscInfo2); - if (misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT) { + if ((misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT) || + (misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_ACTIVE_HIGH)) { rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_GPIO; rdev->pm.power_state[state_index].clock_info[0].voltage.gpio = @@ -1755,9 +1758,22 @@ void radeon_atombios_get_power_modes(struct radeon_device *rdev) rdev->pm.power_state[state_index].misc2 = 0; } } else { + int fw_index = GetIndexIntoMasterTable(DATA, FirmwareInfo); + uint8_t fw_frev, fw_crev; + uint16_t fw_data_offset, vddc = 0; + union firmware_info *firmware_info; + ATOM_PPLIB_THERMALCONTROLLER *controller = &power_info->info_4.sThermalController; + + if (atom_parse_data_header(mode_info->atom_context, fw_index, NULL, + &fw_frev, &fw_crev, &fw_data_offset)) { + firmware_info = + (union firmware_info *)(mode_info->atom_context->bios + + fw_data_offset); + vddc = firmware_info->info_14.usBootUpVDDCVoltage; + } + /* add the i2c bus for thermal/fan chip */ /* no support for internal controller yet */ - ATOM_PPLIB_THERMALCONTROLLER *controller = &power_info->info_4.sThermalController; if (controller->ucType > 0) { if ((controller->ucType == ATOM_PP_THERMALCONTROLLER_RV6xx) || (controller->ucType == ATOM_PP_THERMALCONTROLLER_RV770) || @@ -1817,10 +1833,7 @@ void radeon_atombios_get_power_modes(struct radeon_device *rdev) /* skip invalid modes */ if (rdev->pm.power_state[state_index].clock_info[mode_index].sclk == 0) continue; - rdev->pm.power_state[state_index].clock_info[mode_index].voltage.type = - VOLTAGE_SW; - rdev->pm.power_state[state_index].clock_info[mode_index].voltage.voltage = - clock_info->usVDDC; + /* voltage works differently on IGPs */ mode_index++; } else if (ASIC_IS_DCE4(rdev)) { struct _ATOM_PPLIB_EVERGREEN_CLOCK_INFO *clock_info = @@ -1904,6 +1917,16 @@ void radeon_atombios_get_power_modes(struct radeon_device *rdev) rdev->pm.default_power_state_index = state_index; rdev->pm.power_state[state_index].default_clock_mode = &rdev->pm.power_state[state_index].clock_info[mode_index - 1]; + /* patch the table values with the default slck/mclk from firmware info */ + for (j = 0; j < mode_index; j++) { + rdev->pm.power_state[state_index].clock_info[j].mclk = + rdev->clock.default_mclk; + rdev->pm.power_state[state_index].clock_info[j].sclk = + rdev->clock.default_sclk; + if (vddc) + rdev->pm.power_state[state_index].clock_info[j].voltage.voltage = + vddc; + } } state_index++; } @@ -1943,6 +1966,7 @@ void radeon_atombios_get_power_modes(struct radeon_device *rdev) rdev->pm.current_power_state_index = rdev->pm.default_power_state_index; rdev->pm.current_clock_mode_index = 0; + rdev->pm.current_vddc = rdev->pm.power_state[rdev->pm.default_power_state_index].clock_info[0].voltage.voltage; } void radeon_atom_set_clock_gating(struct radeon_device *rdev, int enable) @@ -1998,6 +2022,42 @@ void radeon_atom_set_memory_clock(struct radeon_device *rdev, atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); } +union set_voltage { + struct _SET_VOLTAGE_PS_ALLOCATION alloc; + struct _SET_VOLTAGE_PARAMETERS v1; + struct _SET_VOLTAGE_PARAMETERS_V2 v2; +}; + +void radeon_atom_set_voltage(struct radeon_device *rdev, u16 level) +{ + union set_voltage args; + int index = GetIndexIntoMasterTable(COMMAND, SetVoltage); + u8 frev, crev, volt_index = level; + + if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev)) + return; + + switch (crev) { + case 1: + args.v1.ucVoltageType = SET_VOLTAGE_TYPE_ASIC_VDDC; + args.v1.ucVoltageMode = SET_ASIC_VOLTAGE_MODE_ALL_SOURCE; + args.v1.ucVoltageIndex = volt_index; + break; + case 2: + args.v2.ucVoltageType = SET_VOLTAGE_TYPE_ASIC_VDDC; + args.v2.ucVoltageMode = SET_ASIC_VOLTAGE_MODE_SET_VOLTAGE; + args.v2.usVoltageLevel = cpu_to_le16(level); + break; + default: + DRM_ERROR("Unknown table version %d, %d\n", frev, crev); + return; + } + + atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); +} + + + void radeon_atom_initialize_bios_scratch_regs(struct drm_device *dev) { struct radeon_device *rdev = dev->dev_private; |
