diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/si_dpm.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/si_dpm.c | 141 |
1 files changed, 101 insertions, 40 deletions
diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c index 41825575b403..5be9b4e72350 100644 --- a/drivers/gpu/drm/radeon/si_dpm.c +++ b/drivers/gpu/drm/radeon/si_dpm.c @@ -1753,6 +1753,9 @@ static int si_calculate_sclk_params(struct radeon_device *rdev, u32 engine_clock, SISLANDS_SMC_SCLK_VALUE *sclk); +extern void si_update_cg(struct radeon_device *rdev, + u32 block, bool enable); + static struct si_power_info *si_get_pi(struct radeon_device *rdev) { struct si_power_info *pi = rdev->pm.dpm.priv; @@ -2903,7 +2906,8 @@ static void si_apply_state_adjust_rules(struct radeon_device *rdev, { struct ni_ps *ps = ni_get_ps(rps); struct radeon_clock_and_voltage_limits *max_limits; - bool disable_mclk_switching; + bool disable_mclk_switching = false; + bool disable_sclk_switching = false; u32 mclk, sclk; u16 vddc, vddci; int i; @@ -2911,8 +2915,11 @@ static void si_apply_state_adjust_rules(struct radeon_device *rdev, if ((rdev->pm.dpm.new_active_crtc_count > 1) || ni_dpm_vblank_too_short(rdev)) disable_mclk_switching = true; - else - disable_mclk_switching = false; + + if (rps->vclk || rps->dclk) { + disable_mclk_switching = true; + disable_sclk_switching = true; + } if (rdev->pm.dpm.ac_power) max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; @@ -2940,27 +2947,43 @@ static void si_apply_state_adjust_rules(struct radeon_device *rdev, if (disable_mclk_switching) { mclk = ps->performance_levels[ps->performance_level_count - 1].mclk; - sclk = ps->performance_levels[0].sclk; - vddc = ps->performance_levels[0].vddc; vddci = ps->performance_levels[ps->performance_level_count - 1].vddci; } else { - sclk = ps->performance_levels[0].sclk; mclk = ps->performance_levels[0].mclk; - vddc = ps->performance_levels[0].vddc; vddci = ps->performance_levels[0].vddci; } + if (disable_sclk_switching) { + sclk = ps->performance_levels[ps->performance_level_count - 1].sclk; + vddc = ps->performance_levels[ps->performance_level_count - 1].vddc; + } else { + sclk = ps->performance_levels[0].sclk; + vddc = ps->performance_levels[0].vddc; + } + /* adjusted low state */ ps->performance_levels[0].sclk = sclk; ps->performance_levels[0].mclk = mclk; ps->performance_levels[0].vddc = vddc; ps->performance_levels[0].vddci = vddci; - for (i = 1; i < ps->performance_level_count; i++) { - if (ps->performance_levels[i].sclk < ps->performance_levels[i - 1].sclk) - ps->performance_levels[i].sclk = ps->performance_levels[i - 1].sclk; - if (ps->performance_levels[i].vddc < ps->performance_levels[i - 1].vddc) - ps->performance_levels[i].vddc = ps->performance_levels[i - 1].vddc; + if (disable_sclk_switching) { + sclk = ps->performance_levels[0].sclk; + for (i = 1; i < ps->performance_level_count; i++) { + if (sclk < ps->performance_levels[i].sclk) + sclk = ps->performance_levels[i].sclk; + } + for (i = 0; i < ps->performance_level_count; i++) { + ps->performance_levels[i].sclk = sclk; + ps->performance_levels[i].vddc = vddc; + } + } else { + for (i = 1; i < ps->performance_level_count; i++) { + if (ps->performance_levels[i].sclk < ps->performance_levels[i - 1].sclk) + ps->performance_levels[i].sclk = ps->performance_levels[i - 1].sclk; + if (ps->performance_levels[i].vddc < ps->performance_levels[i - 1].vddc) + ps->performance_levels[i].vddc = ps->performance_levels[i - 1].vddc; + } } if (disable_mclk_switching) { @@ -3643,7 +3666,7 @@ static void si_clear_vc(struct radeon_device *rdev) WREG32(CG_FTV, 0); } -static u8 si_get_ddr3_mclk_frequency_ratio(u32 memory_clock) +u8 si_get_ddr3_mclk_frequency_ratio(u32 memory_clock) { u8 mc_para_index; @@ -3656,7 +3679,7 @@ static u8 si_get_ddr3_mclk_frequency_ratio(u32 memory_clock) return mc_para_index; } -static u8 si_get_mclk_frequency_ratio(u32 memory_clock, bool strobe_mode) +u8 si_get_mclk_frequency_ratio(u32 memory_clock, bool strobe_mode) { u8 mc_para_index; @@ -3738,20 +3761,21 @@ static bool si_validate_phase_shedding_tables(struct radeon_device *rdev, return true; } -static void si_trim_voltage_table_to_fit_state_table(struct radeon_device *rdev, - struct atom_voltage_table *voltage_table) +void si_trim_voltage_table_to_fit_state_table(struct radeon_device *rdev, + u32 max_voltage_steps, + struct atom_voltage_table *voltage_table) { unsigned int i, diff; - if (voltage_table->count <= SISLANDS_MAX_NO_VREG_STEPS) + if (voltage_table->count <= max_voltage_steps) return; - diff = voltage_table->count - SISLANDS_MAX_NO_VREG_STEPS; + diff = voltage_table->count - max_voltage_steps; - for (i= 0; i < SISLANDS_MAX_NO_VREG_STEPS; i++) + for (i= 0; i < max_voltage_steps; i++) voltage_table->entries[i] = voltage_table->entries[i + diff]; - voltage_table->count = SISLANDS_MAX_NO_VREG_STEPS; + voltage_table->count = max_voltage_steps; } static int si_construct_voltage_tables(struct radeon_device *rdev) @@ -3767,7 +3791,9 @@ static int si_construct_voltage_tables(struct radeon_device *rdev) return ret; if (eg_pi->vddc_voltage_table.count > SISLANDS_MAX_NO_VREG_STEPS) - si_trim_voltage_table_to_fit_state_table(rdev, &eg_pi->vddc_voltage_table); + si_trim_voltage_table_to_fit_state_table(rdev, + SISLANDS_MAX_NO_VREG_STEPS, + &eg_pi->vddc_voltage_table); if (eg_pi->vddci_control) { ret = radeon_atom_get_voltage_table(rdev, VOLTAGE_TYPE_VDDCI, @@ -3776,7 +3802,9 @@ static int si_construct_voltage_tables(struct radeon_device *rdev) return ret; if (eg_pi->vddci_voltage_table.count > SISLANDS_MAX_NO_VREG_STEPS) - si_trim_voltage_table_to_fit_state_table(rdev, &eg_pi->vddci_voltage_table); + si_trim_voltage_table_to_fit_state_table(rdev, + SISLANDS_MAX_NO_VREG_STEPS, + &eg_pi->vddci_voltage_table); } if (pi->mvdd_control) { @@ -3794,7 +3822,9 @@ static int si_construct_voltage_tables(struct radeon_device *rdev) } if (si_pi->mvdd_voltage_table.count > SISLANDS_MAX_NO_VREG_STEPS) - si_trim_voltage_table_to_fit_state_table(rdev, &si_pi->mvdd_voltage_table); + si_trim_voltage_table_to_fit_state_table(rdev, + SISLANDS_MAX_NO_VREG_STEPS, + &si_pi->mvdd_voltage_table); } if (si_pi->vddc_phase_shed_control) { @@ -5732,6 +5762,13 @@ int si_dpm_enable(struct radeon_device *rdev) struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps; int ret; + si_update_cg(rdev, (RADEON_CG_BLOCK_GFX | + RADEON_CG_BLOCK_MC | + RADEON_CG_BLOCK_SDMA | + RADEON_CG_BLOCK_BIF | + RADEON_CG_BLOCK_UVD | + RADEON_CG_BLOCK_HDP), false); + if (si_is_smc_running(rdev)) return -EINVAL; if (pi->voltage_control) @@ -5851,6 +5888,13 @@ int si_dpm_enable(struct radeon_device *rdev) si_enable_auto_throttle_source(rdev, RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL, true); + si_update_cg(rdev, (RADEON_CG_BLOCK_GFX | + RADEON_CG_BLOCK_MC | + RADEON_CG_BLOCK_SDMA | + RADEON_CG_BLOCK_BIF | + RADEON_CG_BLOCK_UVD | + RADEON_CG_BLOCK_HDP), true); + ni_update_current_ps(rdev, boot_ps); return 0; @@ -5861,6 +5905,13 @@ void si_dpm_disable(struct radeon_device *rdev) struct rv7xx_power_info *pi = rv770_get_pi(rdev); struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps; + si_update_cg(rdev, (RADEON_CG_BLOCK_GFX | + RADEON_CG_BLOCK_MC | + RADEON_CG_BLOCK_SDMA | + RADEON_CG_BLOCK_BIF | + RADEON_CG_BLOCK_UVD | + RADEON_CG_BLOCK_HDP), false); + if (!si_is_smc_running(rdev)) return; si_disable_ulv(rdev); @@ -5925,6 +5976,13 @@ int si_dpm_set_power_state(struct radeon_device *rdev) struct radeon_ps *old_ps = &eg_pi->current_rps; int ret; + si_update_cg(rdev, (RADEON_CG_BLOCK_GFX | + RADEON_CG_BLOCK_MC | + RADEON_CG_BLOCK_SDMA | + RADEON_CG_BLOCK_BIF | + RADEON_CG_BLOCK_UVD | + RADEON_CG_BLOCK_HDP), false); + ret = si_disable_ulv(rdev); if (ret) { DRM_ERROR("si_disable_ulv failed\n"); @@ -6023,6 +6081,13 @@ int si_dpm_set_power_state(struct radeon_device *rdev) return ret; } + si_update_cg(rdev, (RADEON_CG_BLOCK_GFX | + RADEON_CG_BLOCK_MC | + RADEON_CG_BLOCK_SDMA | + RADEON_CG_BLOCK_BIF | + RADEON_CG_BLOCK_UVD | + RADEON_CG_BLOCK_HDP), true); + return 0; } @@ -6212,6 +6277,7 @@ static int si_parse_power_table(struct radeon_device *rdev) rdev->pm.dpm.backbias_response_time = le16_to_cpu(power_info->pplib.usBackbiasTime); rdev->pm.dpm.voltage_response_time = le16_to_cpu(power_info->pplib.usVoltageTime); for (i = 0; i < state_array->ucNumEntries; i++) { + u8 *idx; power_state = (union pplib_power_state *)power_state_offset; non_clock_array_index = power_state->v2.nonClockInfoIndex; non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *) @@ -6228,14 +6294,16 @@ static int si_parse_power_table(struct radeon_device *rdev) non_clock_info, non_clock_info_array->ucEntrySize); k = 0; + idx = (u8 *)&power_state->v2.clockInfoIndex[0]; for (j = 0; j < power_state->v2.ucNumDPMLevels; j++) { - clock_array_index = power_state->v2.clockInfoIndex[j]; + clock_array_index = idx[j]; if (clock_array_index >= clock_info_array->ucNumEntries) continue; if (k >= SISLANDS_MAX_HARDWARE_POWERLEVELS) break; clock_info = (union pplib_clock_info *) - &clock_info_array->clockInfo[clock_array_index * clock_info_array->ucEntrySize]; + ((u8 *)&clock_info_array->clockInfo[0] + + (clock_array_index * clock_info_array->ucEntrySize)); si_parse_pplib_clock_info(rdev, &rdev->pm.dpm.ps[i], k, clock_info); @@ -6253,9 +6321,6 @@ int si_dpm_init(struct radeon_device *rdev) struct evergreen_power_info *eg_pi; struct ni_power_info *ni_pi; struct si_power_info *si_pi; - int index = GetIndexIntoMasterTable(DATA, ASIC_InternalSS_Info); - u16 data_offset, size; - u8 frev, crev; struct atom_clock_dividers dividers; int ret; u32 mask; @@ -6346,16 +6411,7 @@ int si_dpm_init(struct radeon_device *rdev) si_pi->vddc_phase_shed_control = radeon_atom_is_voltage_gpio(rdev, SET_VOLTAGE_TYPE_ASIC_VDDC, VOLTAGE_OBJ_PHASE_LUT); - if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size, - &frev, &crev, &data_offset)) { - pi->sclk_ss = true; - pi->mclk_ss = true; - pi->dynamic_ss = true; - } else { - pi->sclk_ss = false; - pi->mclk_ss = false; - pi->dynamic_ss = true; - } + rv770_get_engine_memory_ss(rdev); pi->asi = RV770_ASI_DFLT; pi->pasi = CYPRESS_HASI_DFLT; @@ -6366,8 +6422,7 @@ int si_dpm_init(struct radeon_device *rdev) eg_pi->sclk_deep_sleep = true; si_pi->sclk_deep_sleep_above_low = false; - if (pi->gfx_clock_gating && - (rdev->pm.int_thermal_type != THERMAL_TYPE_NONE)) + if (rdev->pm.int_thermal_type != THERMAL_TYPE_NONE) pi->thermal_protection = true; else pi->thermal_protection = false; @@ -6394,6 +6449,12 @@ int si_dpm_init(struct radeon_device *rdev) si_initialize_powertune_defaults(rdev); + /* make sure dc limits are valid */ + if ((rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.sclk == 0) || + (rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.mclk == 0)) + rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc = + rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; + return 0; } |