diff options
author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2013-10-08 19:43:00 +0400 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2013-10-08 19:43:00 +0400 |
commit | e3c55d406bd8df1a878546002c93db90c42be10c (patch) | |
tree | efb0ba2707c95fd7166cf1b76887c43c977e37dd /drivers/gpu/drm/radeon/radeon_pm.c | |
parent | 4d6e482675f13e33599fc3d18fc723959be0a9b6 (diff) | |
parent | d0e639c9e06d44e713170031fe05fb60ebe680af (diff) | |
download | linux-e3c55d406bd8df1a878546002c93db90c42be10c.tar.xz |
Merge tag 'v3.12-rc4' into next
Merge with mainline to bring in changes to input subsystem that were
committed through other trees.
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_pm.c')
-rw-r--r-- | drivers/gpu/drm/radeon/radeon_pm.c | 169 |
1 files changed, 128 insertions, 41 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c index c557850cd345..ac07ad1d4f8c 100644 --- a/drivers/gpu/drm/radeon/radeon_pm.c +++ b/drivers/gpu/drm/radeon/radeon_pm.c @@ -67,7 +67,16 @@ int radeon_pm_get_type_index(struct radeon_device *rdev, void radeon_pm_acpi_event_handler(struct radeon_device *rdev) { - if (rdev->pm.pm_method == PM_METHOD_PROFILE) { + if ((rdev->pm.pm_method == PM_METHOD_DPM) && rdev->pm.dpm_enabled) { + mutex_lock(&rdev->pm.mutex); + if (power_supply_is_system_supplied() > 0) + rdev->pm.dpm.ac_power = true; + else + rdev->pm.dpm.ac_power = false; + if (rdev->asic->dpm.enable_bapm) + radeon_dpm_enable_bapm(rdev, rdev->pm.dpm.ac_power); + mutex_unlock(&rdev->pm.mutex); + } else if (rdev->pm.pm_method == PM_METHOD_PROFILE) { if (rdev->pm.profile == PM_PROFILE_AUTO) { mutex_lock(&rdev->pm.mutex); radeon_pm_update_profile(rdev); @@ -333,7 +342,7 @@ static ssize_t radeon_get_pm_profile(struct device *dev, struct device_attribute *attr, char *buf) { - struct drm_device *ddev = pci_get_drvdata(to_pci_dev(dev)); + struct drm_device *ddev = dev_get_drvdata(dev); struct radeon_device *rdev = ddev->dev_private; int cp = rdev->pm.profile; @@ -349,7 +358,7 @@ static ssize_t radeon_set_pm_profile(struct device *dev, const char *buf, size_t count) { - struct drm_device *ddev = pci_get_drvdata(to_pci_dev(dev)); + struct drm_device *ddev = dev_get_drvdata(dev); struct radeon_device *rdev = ddev->dev_private; mutex_lock(&rdev->pm.mutex); @@ -383,7 +392,7 @@ static ssize_t radeon_get_pm_method(struct device *dev, struct device_attribute *attr, char *buf) { - struct drm_device *ddev = pci_get_drvdata(to_pci_dev(dev)); + struct drm_device *ddev = dev_get_drvdata(dev); struct radeon_device *rdev = ddev->dev_private; int pm = rdev->pm.pm_method; @@ -397,7 +406,7 @@ static ssize_t radeon_set_pm_method(struct device *dev, const char *buf, size_t count) { - struct drm_device *ddev = pci_get_drvdata(to_pci_dev(dev)); + struct drm_device *ddev = dev_get_drvdata(dev); struct radeon_device *rdev = ddev->dev_private; /* we don't support the legacy modes with dpm */ @@ -433,7 +442,7 @@ static ssize_t radeon_get_dpm_state(struct device *dev, struct device_attribute *attr, char *buf) { - struct drm_device *ddev = pci_get_drvdata(to_pci_dev(dev)); + struct drm_device *ddev = dev_get_drvdata(dev); struct radeon_device *rdev = ddev->dev_private; enum radeon_pm_state_type pm = rdev->pm.dpm.user_state; @@ -447,7 +456,7 @@ static ssize_t radeon_set_dpm_state(struct device *dev, const char *buf, size_t count) { - struct drm_device *ddev = pci_get_drvdata(to_pci_dev(dev)); + struct drm_device *ddev = dev_get_drvdata(dev); struct radeon_device *rdev = ddev->dev_private; mutex_lock(&rdev->pm.mutex); @@ -472,7 +481,7 @@ static ssize_t radeon_get_dpm_forced_performance_level(struct device *dev, struct device_attribute *attr, char *buf) { - struct drm_device *ddev = pci_get_drvdata(to_pci_dev(dev)); + struct drm_device *ddev = dev_get_drvdata(dev); struct radeon_device *rdev = ddev->dev_private; enum radeon_dpm_forced_level level = rdev->pm.dpm.forced_level; @@ -486,7 +495,7 @@ static ssize_t radeon_set_dpm_forced_performance_level(struct device *dev, const char *buf, size_t count) { - struct drm_device *ddev = pci_get_drvdata(to_pci_dev(dev)); + struct drm_device *ddev = dev_get_drvdata(dev); struct radeon_device *rdev = ddev->dev_private; enum radeon_dpm_forced_level level; int ret = 0; @@ -524,7 +533,7 @@ static ssize_t radeon_hwmon_show_temp(struct device *dev, struct device_attribute *attr, char *buf) { - struct drm_device *ddev = pci_get_drvdata(to_pci_dev(dev)); + struct drm_device *ddev = dev_get_drvdata(dev); struct radeon_device *rdev = ddev->dev_private; int temp; @@ -536,6 +545,23 @@ static ssize_t radeon_hwmon_show_temp(struct device *dev, return snprintf(buf, PAGE_SIZE, "%d\n", temp); } +static ssize_t radeon_hwmon_show_temp_thresh(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct drm_device *ddev = dev_get_drvdata(dev); + struct radeon_device *rdev = ddev->dev_private; + int hyst = to_sensor_dev_attr(attr)->index; + int temp; + + if (hyst) + temp = rdev->pm.dpm.thermal.min_temp; + else + temp = rdev->pm.dpm.thermal.max_temp; + + return snprintf(buf, PAGE_SIZE, "%d\n", temp); +} + static ssize_t radeon_hwmon_show_name(struct device *dev, struct device_attribute *attr, char *buf) @@ -544,16 +570,37 @@ static ssize_t radeon_hwmon_show_name(struct device *dev, } static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, radeon_hwmon_show_temp, NULL, 0); +static SENSOR_DEVICE_ATTR(temp1_crit, S_IRUGO, radeon_hwmon_show_temp_thresh, NULL, 0); +static SENSOR_DEVICE_ATTR(temp1_crit_hyst, S_IRUGO, radeon_hwmon_show_temp_thresh, NULL, 1); static SENSOR_DEVICE_ATTR(name, S_IRUGO, radeon_hwmon_show_name, NULL, 0); static struct attribute *hwmon_attributes[] = { &sensor_dev_attr_temp1_input.dev_attr.attr, + &sensor_dev_attr_temp1_crit.dev_attr.attr, + &sensor_dev_attr_temp1_crit_hyst.dev_attr.attr, &sensor_dev_attr_name.dev_attr.attr, NULL }; +static umode_t hwmon_attributes_visible(struct kobject *kobj, + struct attribute *attr, int index) +{ + struct device *dev = container_of(kobj, struct device, kobj); + struct drm_device *ddev = dev_get_drvdata(dev); + struct radeon_device *rdev = ddev->dev_private; + + /* Skip limit attributes if DPM is not enabled */ + if (rdev->pm.pm_method != PM_METHOD_DPM && + (attr == &sensor_dev_attr_temp1_crit.dev_attr.attr || + attr == &sensor_dev_attr_temp1_crit_hyst.dev_attr.attr)) + return 0; + + return attr->mode; +} + static const struct attribute_group hwmon_attrgroup = { .attrs = hwmon_attributes, + .is_visible = hwmon_attributes_visible, }; static int radeon_hwmon_init(struct radeon_device *rdev) @@ -569,6 +616,8 @@ static int radeon_hwmon_init(struct radeon_device *rdev) case THERMAL_TYPE_NI: case THERMAL_TYPE_SUMO: case THERMAL_TYPE_SI: + case THERMAL_TYPE_CI: + case THERMAL_TYPE_KV: if (rdev->asic->pm.get_temperature == NULL) return err; rdev->pm.int_hwmon_dev = hwmon_device_register(rdev->dev); @@ -624,7 +673,15 @@ static void radeon_dpm_thermal_work_handler(struct work_struct *work) /* switch back the user state */ dpm_state = rdev->pm.dpm.user_state; } - radeon_dpm_enable_power_state(rdev, dpm_state); + mutex_lock(&rdev->pm.mutex); + if (dpm_state == POWER_STATE_TYPE_INTERNAL_THERMAL) + rdev->pm.dpm.thermal_active = true; + else + rdev->pm.dpm.thermal_active = false; + rdev->pm.dpm.state = dpm_state; + mutex_unlock(&rdev->pm.mutex); + + radeon_pm_compute_clocks(rdev); } static struct radeon_ps *radeon_dpm_pick_power_state(struct radeon_device *rdev, @@ -687,7 +744,10 @@ restart_search: break; /* internal states */ case POWER_STATE_TYPE_INTERNAL_UVD: - return rdev->pm.dpm.uvd_ps; + if (rdev->pm.dpm.uvd_ps) + return rdev->pm.dpm.uvd_ps; + else + break; case POWER_STATE_TYPE_INTERNAL_UVD_SD: if (ps->class & ATOM_PPLIB_CLASSIFICATION_SDSTATE) return ps; @@ -729,10 +789,17 @@ restart_search: /* use a fallback state if we didn't match */ switch (dpm_state) { case POWER_STATE_TYPE_INTERNAL_UVD_SD: + dpm_state = POWER_STATE_TYPE_INTERNAL_UVD_HD; + goto restart_search; case POWER_STATE_TYPE_INTERNAL_UVD_HD: case POWER_STATE_TYPE_INTERNAL_UVD_HD2: case POWER_STATE_TYPE_INTERNAL_UVD_MVC: - return rdev->pm.dpm.uvd_ps; + if (rdev->pm.dpm.uvd_ps) { + return rdev->pm.dpm.uvd_ps; + } else { + dpm_state = POWER_STATE_TYPE_PERFORMANCE; + goto restart_search; + } case POWER_STATE_TYPE_INTERNAL_THERMAL: dpm_state = POWER_STATE_TYPE_INTERNAL_ACPI; goto restart_search; @@ -850,38 +917,54 @@ static void radeon_dpm_change_power_state_locked(struct radeon_device *rdev) radeon_dpm_post_set_power_state(rdev); + if (rdev->asic->dpm.force_performance_level) { + if (rdev->pm.dpm.thermal_active) + /* force low perf level for thermal */ + radeon_dpm_force_performance_level(rdev, RADEON_DPM_FORCED_LEVEL_LOW); + else + /* otherwise, enable auto */ + radeon_dpm_force_performance_level(rdev, RADEON_DPM_FORCED_LEVEL_AUTO); + } + done: mutex_unlock(&rdev->ring_lock); up_write(&rdev->pm.mclk_lock); mutex_unlock(&rdev->ddev->struct_mutex); } -void radeon_dpm_enable_power_state(struct radeon_device *rdev, - enum radeon_pm_state_type dpm_state) +void radeon_dpm_enable_uvd(struct radeon_device *rdev, bool enable) { - if (!rdev->pm.dpm_enabled) - return; + enum radeon_pm_state_type dpm_state; - mutex_lock(&rdev->pm.mutex); - switch (dpm_state) { - case POWER_STATE_TYPE_INTERNAL_THERMAL: - rdev->pm.dpm.thermal_active = true; - break; - case POWER_STATE_TYPE_INTERNAL_UVD: - case POWER_STATE_TYPE_INTERNAL_UVD_SD: - case POWER_STATE_TYPE_INTERNAL_UVD_HD: - case POWER_STATE_TYPE_INTERNAL_UVD_HD2: - case POWER_STATE_TYPE_INTERNAL_UVD_MVC: - rdev->pm.dpm.uvd_active = true; - break; - default: - rdev->pm.dpm.thermal_active = false; - rdev->pm.dpm.uvd_active = false; - break; + if (rdev->asic->dpm.powergate_uvd) { + mutex_lock(&rdev->pm.mutex); + /* enable/disable UVD */ + radeon_dpm_powergate_uvd(rdev, !enable); + mutex_unlock(&rdev->pm.mutex); + } else { + if (enable) { + mutex_lock(&rdev->pm.mutex); + rdev->pm.dpm.uvd_active = true; + if ((rdev->pm.dpm.sd == 1) && (rdev->pm.dpm.hd == 0)) + dpm_state = POWER_STATE_TYPE_INTERNAL_UVD_SD; + else if ((rdev->pm.dpm.sd == 2) && (rdev->pm.dpm.hd == 0)) + dpm_state = POWER_STATE_TYPE_INTERNAL_UVD_HD; + else if ((rdev->pm.dpm.sd == 0) && (rdev->pm.dpm.hd == 1)) + dpm_state = POWER_STATE_TYPE_INTERNAL_UVD_HD; + else if ((rdev->pm.dpm.sd == 0) && (rdev->pm.dpm.hd == 2)) + dpm_state = POWER_STATE_TYPE_INTERNAL_UVD_HD2; + else + dpm_state = POWER_STATE_TYPE_INTERNAL_UVD; + rdev->pm.dpm.state = dpm_state; + mutex_unlock(&rdev->pm.mutex); + } else { + mutex_lock(&rdev->pm.mutex); + rdev->pm.dpm.uvd_active = false; + mutex_unlock(&rdev->pm.mutex); + } + + radeon_pm_compute_clocks(rdev); } - rdev->pm.dpm.state = dpm_state; - mutex_unlock(&rdev->pm.mutex); - radeon_pm_compute_clocks(rdev); } static void radeon_pm_suspend_old(struct radeon_device *rdev) @@ -919,7 +1002,7 @@ static void radeon_pm_resume_old(struct radeon_device *rdev) { /* set up the default clocks if the MC ucode is loaded */ if ((rdev->family >= CHIP_BARTS) && - (rdev->family <= CHIP_HAINAN) && + (rdev->family <= CHIP_CAYMAN) && rdev->mc_fw) { if (rdev->pm.default_vddc) radeon_atom_set_voltage(rdev, rdev->pm.default_vddc, @@ -963,7 +1046,7 @@ static void radeon_pm_resume_dpm(struct radeon_device *rdev) if (ret) { DRM_ERROR("radeon: dpm resume failed\n"); if ((rdev->family >= CHIP_BARTS) && - (rdev->family <= CHIP_HAINAN) && + (rdev->family <= CHIP_CAYMAN) && rdev->mc_fw) { if (rdev->pm.default_vddc) radeon_atom_set_voltage(rdev, rdev->pm.default_vddc, @@ -1014,7 +1097,7 @@ static int radeon_pm_init_old(struct radeon_device *rdev) radeon_pm_init_profile(rdev); /* set up the default clocks if the MC ucode is loaded */ if ((rdev->family >= CHIP_BARTS) && - (rdev->family <= CHIP_HAINAN) && + (rdev->family <= CHIP_CAYMAN) && rdev->mc_fw) { if (rdev->pm.default_vddc) radeon_atom_set_voltage(rdev, rdev->pm.default_vddc, @@ -1069,9 +1152,10 @@ static int radeon_pm_init_dpm(struct radeon_device *rdev) { int ret; - /* default to performance state */ + /* default to balanced state */ rdev->pm.dpm.state = POWER_STATE_TYPE_BALANCED; rdev->pm.dpm.user_state = POWER_STATE_TYPE_BALANCED; + rdev->pm.dpm.forced_level = RADEON_DPM_FORCED_LEVEL_AUTO; rdev->pm.default_sclk = rdev->clock.default_sclk; rdev->pm.default_mclk = rdev->clock.default_mclk; rdev->pm.current_sclk = rdev->clock.default_sclk; @@ -1099,7 +1183,7 @@ static int radeon_pm_init_dpm(struct radeon_device *rdev) if (ret) { rdev->pm.dpm_enabled = false; if ((rdev->family >= CHIP_BARTS) && - (rdev->family <= CHIP_HAINAN) && + (rdev->family <= CHIP_CAYMAN) && rdev->mc_fw) { if (rdev->pm.default_vddc) radeon_atom_set_voltage(rdev, rdev->pm.default_vddc, @@ -1176,6 +1260,9 @@ int radeon_pm_init(struct radeon_device *rdev) case CHIP_VERDE: case CHIP_OLAND: case CHIP_HAINAN: + case CHIP_BONAIRE: + case CHIP_KABINI: + case CHIP_KAVERI: /* DPM requires the RLC, RV770+ dGPU requires SMC */ if (!rdev->rlc_fw) rdev->pm.pm_method = PM_METHOD_PROFILE; |