diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/si_dpm.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/si_dpm.c | 90 |
1 files changed, 73 insertions, 17 deletions
diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c index 9e4d5d7d348f..b59e1d6b27ab 100644 --- a/drivers/gpu/drm/radeon/si_dpm.c +++ b/drivers/gpu/drm/radeon/si_dpm.c @@ -23,6 +23,7 @@ #include "drmP.h" #include "radeon.h" +#include "radeon_asic.h" #include "sid.h" #include "r600_dpm.h" #include "si_dpm.h" @@ -2916,6 +2917,7 @@ static void si_apply_state_adjust_rules(struct radeon_device *rdev, bool disable_sclk_switching = false; u32 mclk, sclk; u16 vddc, vddci; + u32 max_sclk_vddc, max_mclk_vddci, max_mclk_vddc; int i; if ((rdev->pm.dpm.new_active_crtc_count > 1) || @@ -2949,6 +2951,29 @@ static void si_apply_state_adjust_rules(struct radeon_device *rdev, } } + /* limit clocks to max supported clocks based on voltage dependency tables */ + btc_get_max_clock_from_voltage_dependency_table(&rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk, + &max_sclk_vddc); + btc_get_max_clock_from_voltage_dependency_table(&rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk, + &max_mclk_vddci); + btc_get_max_clock_from_voltage_dependency_table(&rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk, + &max_mclk_vddc); + + for (i = 0; i < ps->performance_level_count; i++) { + if (max_sclk_vddc) { + if (ps->performance_levels[i].sclk > max_sclk_vddc) + ps->performance_levels[i].sclk = max_sclk_vddc; + } + if (max_mclk_vddci) { + if (ps->performance_levels[i].mclk > max_mclk_vddci) + ps->performance_levels[i].mclk = max_mclk_vddci; + } + if (max_mclk_vddc) { + if (ps->performance_levels[i].mclk > max_mclk_vddc) + ps->performance_levels[i].mclk = max_mclk_vddc; + } + } + /* XXX validate the min clocks required for display */ if (disable_mclk_switching) { @@ -5792,8 +5817,33 @@ void si_dpm_setup_asic(struct radeon_device *rdev) si_enable_acpi_power_management(rdev); } -static int si_set_thermal_temperature_range(struct radeon_device *rdev, - int min_temp, int max_temp) +static int si_thermal_enable_alert(struct radeon_device *rdev, + bool enable) +{ + u32 thermal_int = RREG32(CG_THERMAL_INT); + + if (enable) { + PPSMC_Result result; + + thermal_int |= THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW; + rdev->irq.dpm_thermal = true; + result = si_send_msg_to_smc(rdev, PPSMC_MSG_EnableThermalInterrupt); + if (result != PPSMC_Result_OK) { + DRM_DEBUG_KMS("Could not enable thermal interrupts.\n"); + return -EINVAL; + } + } else { + thermal_int &= ~(THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW); + rdev->irq.dpm_thermal = false; + } + + WREG32(CG_THERMAL_INT, thermal_int); + + return 0; +} + +static int si_thermal_set_temperature_range(struct radeon_device *rdev, + int min_temp, int max_temp) { int low_temp = 0 * 1000; int high_temp = 255 * 1000; @@ -5934,26 +5984,32 @@ int si_dpm_enable(struct radeon_device *rdev) return 0; } -int si_dpm_late_enable(struct radeon_device *rdev) +static int si_set_temperature_range(struct radeon_device *rdev) { int ret; - if (rdev->irq.installed && - r600_is_internal_thermal_sensor(rdev->pm.int_thermal_type)) { - PPSMC_Result result; + ret = si_thermal_enable_alert(rdev, false); + if (ret) + return ret; + ret = si_thermal_set_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX); + if (ret) + return ret; + ret = si_thermal_enable_alert(rdev, true); + if (ret) + return ret; - ret = si_set_thermal_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX); - if (ret) - return ret; - rdev->irq.dpm_thermal = true; - radeon_irq_set(rdev); - result = si_send_msg_to_smc(rdev, PPSMC_MSG_EnableThermalInterrupt); + return ret; +} - if (result != PPSMC_Result_OK) - DRM_DEBUG_KMS("Could not enable thermal interrupts.\n"); - } +int si_dpm_late_enable(struct radeon_device *rdev) +{ + int ret; - return 0; + ret = si_set_temperature_range(rdev); + if (ret) + return ret; + + return ret; } void si_dpm_disable(struct radeon_device *rdev) @@ -6231,7 +6287,7 @@ static void si_parse_pplib_clock_info(struct radeon_device *rdev, if ((rps->class2 & ATOM_PPLIB_CLASSIFICATION2_ULV) && index == 0) { /* XXX disable for A0 tahiti */ - si_pi->ulv.supported = true; + si_pi->ulv.supported = false; si_pi->ulv.pl = *pl; si_pi->ulv.one_pcie_lane_in_ulv = false; si_pi->ulv.volt_change_delay = SISLANDS_ULVVOLTAGECHANGEDELAY_DFLT; |