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path: root/drivers/gpu/drm/radeon/radeon_pm.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_pm.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_pm.c361
1 files changed, 231 insertions, 130 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c
index ac07ad1d4f8..e447e390d09 100644
--- a/drivers/gpu/drm/radeon/radeon_pm.c
+++ b/drivers/gpu/drm/radeon/radeon_pm.c
@@ -73,8 +73,10 @@ void radeon_pm_acpi_event_handler(struct radeon_device *rdev)
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);
+ if (rdev->family == CHIP_ARUBA) {
+ 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) {
@@ -260,7 +262,7 @@ static void radeon_pm_set_clocks(struct radeon_device *rdev)
if (!ring->ready) {
continue;
}
- r = radeon_fence_wait_empty_locked(rdev, i);
+ r = radeon_fence_wait_empty(rdev, i);
if (r) {
/* needs a GPU reset dont reset here */
mutex_unlock(&rdev->ring_lock);
@@ -361,6 +363,11 @@ static ssize_t radeon_set_pm_profile(struct device *dev,
struct drm_device *ddev = dev_get_drvdata(dev);
struct radeon_device *rdev = ddev->dev_private;
+ /* Can't set profile when the card is off */
+ if ((rdev->flags & RADEON_IS_PX) &&
+ (ddev->switch_power_state != DRM_SWITCH_POWER_ON))
+ return -EINVAL;
+
mutex_lock(&rdev->pm.mutex);
if (rdev->pm.pm_method == PM_METHOD_PROFILE) {
if (strncmp("default", buf, strlen("default")) == 0)
@@ -409,6 +416,13 @@ static ssize_t radeon_set_pm_method(struct device *dev,
struct drm_device *ddev = dev_get_drvdata(dev);
struct radeon_device *rdev = ddev->dev_private;
+ /* Can't set method when the card is off */
+ if ((rdev->flags & RADEON_IS_PX) &&
+ (ddev->switch_power_state != DRM_SWITCH_POWER_ON)) {
+ count = -EINVAL;
+ goto fail;
+ }
+
/* we don't support the legacy modes with dpm */
if (rdev->pm.pm_method == PM_METHOD_DPM) {
count = -EINVAL;
@@ -446,6 +460,10 @@ static ssize_t radeon_get_dpm_state(struct device *dev,
struct radeon_device *rdev = ddev->dev_private;
enum radeon_pm_state_type pm = rdev->pm.dpm.user_state;
+ if ((rdev->flags & RADEON_IS_PX) &&
+ (ddev->switch_power_state != DRM_SWITCH_POWER_ON))
+ return snprintf(buf, PAGE_SIZE, "off\n");
+
return snprintf(buf, PAGE_SIZE, "%s\n",
(pm == POWER_STATE_TYPE_BATTERY) ? "battery" :
(pm == POWER_STATE_TYPE_BALANCED) ? "balanced" : "performance");
@@ -459,6 +477,11 @@ static ssize_t radeon_set_dpm_state(struct device *dev,
struct drm_device *ddev = dev_get_drvdata(dev);
struct radeon_device *rdev = ddev->dev_private;
+ /* Can't set dpm state when the card is off */
+ if ((rdev->flags & RADEON_IS_PX) &&
+ (ddev->switch_power_state != DRM_SWITCH_POWER_ON))
+ return -EINVAL;
+
mutex_lock(&rdev->pm.mutex);
if (strncmp("battery", buf, strlen("battery")) == 0)
rdev->pm.dpm.user_state = POWER_STATE_TYPE_BATTERY;
@@ -485,6 +508,10 @@ static ssize_t radeon_get_dpm_forced_performance_level(struct device *dev,
struct radeon_device *rdev = ddev->dev_private;
enum radeon_dpm_forced_level level = rdev->pm.dpm.forced_level;
+ if ((rdev->flags & RADEON_IS_PX) &&
+ (ddev->switch_power_state != DRM_SWITCH_POWER_ON))
+ return snprintf(buf, PAGE_SIZE, "off\n");
+
return snprintf(buf, PAGE_SIZE, "%s\n",
(level == RADEON_DPM_FORCED_LEVEL_AUTO) ? "auto" :
(level == RADEON_DPM_FORCED_LEVEL_LOW) ? "low" : "high");
@@ -500,6 +527,11 @@ static ssize_t radeon_set_dpm_forced_performance_level(struct device *dev,
enum radeon_dpm_forced_level level;
int ret = 0;
+ /* Can't force performance level when the card is off */
+ if ((rdev->flags & RADEON_IS_PX) &&
+ (ddev->switch_power_state != DRM_SWITCH_POWER_ON))
+ return -EINVAL;
+
mutex_lock(&rdev->pm.mutex);
if (strncmp("low", buf, strlen("low")) == 0) {
level = RADEON_DPM_FORCED_LEVEL_LOW;
@@ -508,17 +540,21 @@ static ssize_t radeon_set_dpm_forced_performance_level(struct device *dev,
} else if (strncmp("auto", buf, strlen("auto")) == 0) {
level = RADEON_DPM_FORCED_LEVEL_AUTO;
} else {
- mutex_unlock(&rdev->pm.mutex);
count = -EINVAL;
goto fail;
}
if (rdev->asic->dpm.force_performance_level) {
+ if (rdev->pm.dpm.thermal_active) {
+ count = -EINVAL;
+ goto fail;
+ }
ret = radeon_dpm_force_performance_level(rdev, level);
if (ret)
count = -EINVAL;
}
- mutex_unlock(&rdev->pm.mutex);
fail:
+ mutex_unlock(&rdev->pm.mutex);
+
return count;
}
@@ -533,10 +569,15 @@ static ssize_t radeon_hwmon_show_temp(struct device *dev,
struct device_attribute *attr,
char *buf)
{
- struct drm_device *ddev = dev_get_drvdata(dev);
- struct radeon_device *rdev = ddev->dev_private;
+ struct radeon_device *rdev = dev_get_drvdata(dev);
+ struct drm_device *ddev = rdev->ddev;
int temp;
+ /* Can't get temperature when the card is off */
+ if ((rdev->flags & RADEON_IS_PX) &&
+ (ddev->switch_power_state != DRM_SWITCH_POWER_ON))
+ return -EINVAL;
+
if (rdev->asic->pm.get_temperature)
temp = radeon_get_temperature(rdev);
else
@@ -549,8 +590,7 @@ 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;
+ struct radeon_device *rdev = dev_get_drvdata(dev);
int hyst = to_sensor_dev_attr(attr)->index;
int temp;
@@ -562,23 +602,14 @@ static ssize_t radeon_hwmon_show_temp_thresh(struct device *dev,
return snprintf(buf, PAGE_SIZE, "%d\n", temp);
}
-static ssize_t radeon_hwmon_show_name(struct device *dev,
- struct device_attribute *attr,
- char *buf)
-{
- return sprintf(buf, "radeon\n");
-}
-
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
};
@@ -586,8 +617,7 @@ 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;
+ struct radeon_device *rdev = dev_get_drvdata(dev);
/* Skip limit attributes if DPM is not enabled */
if (rdev->pm.pm_method != PM_METHOD_DPM &&
@@ -603,12 +633,15 @@ static const struct attribute_group hwmon_attrgroup = {
.is_visible = hwmon_attributes_visible,
};
+static const struct attribute_group *hwmon_groups[] = {
+ &hwmon_attrgroup,
+ NULL
+};
+
static int radeon_hwmon_init(struct radeon_device *rdev)
{
int err = 0;
- rdev->pm.int_hwmon_dev = NULL;
-
switch (rdev->pm.int_thermal_type) {
case THERMAL_TYPE_RV6XX:
case THERMAL_TYPE_RV770:
@@ -620,20 +653,13 @@ static int radeon_hwmon_init(struct radeon_device *rdev)
case THERMAL_TYPE_KV:
if (rdev->asic->pm.get_temperature == NULL)
return err;
- rdev->pm.int_hwmon_dev = hwmon_device_register(rdev->dev);
+ rdev->pm.int_hwmon_dev = hwmon_device_register_with_groups(rdev->dev,
+ "radeon", rdev,
+ hwmon_groups);
if (IS_ERR(rdev->pm.int_hwmon_dev)) {
err = PTR_ERR(rdev->pm.int_hwmon_dev);
dev_err(rdev->dev,
"Unable to register hwmon device: %d\n", err);
- break;
- }
- dev_set_drvdata(rdev->pm.int_hwmon_dev, rdev->ddev);
- err = sysfs_create_group(&rdev->pm.int_hwmon_dev->kobj,
- &hwmon_attrgroup);
- if (err) {
- dev_err(rdev->dev,
- "Unable to create hwmon sysfs file: %d\n", err);
- hwmon_device_unregister(rdev->dev);
}
break;
default:
@@ -645,10 +671,8 @@ static int radeon_hwmon_init(struct radeon_device *rdev)
static void radeon_hwmon_fini(struct radeon_device *rdev)
{
- if (rdev->pm.int_hwmon_dev) {
- sysfs_remove_group(&rdev->pm.int_hwmon_dev->kobj, &hwmon_attrgroup);
+ if (rdev->pm.int_hwmon_dev)
hwmon_device_unregister(rdev->pm.int_hwmon_dev);
- }
}
static void radeon_dpm_thermal_work_handler(struct work_struct *work)
@@ -845,6 +869,9 @@ static void radeon_dpm_change_power_state_locked(struct radeon_device *rdev)
/* no need to reprogram if nothing changed unless we are on BTC+ */
if (rdev->pm.dpm.current_ps == rdev->pm.dpm.requested_ps) {
+ /* vce just modifies an existing state so force a change */
+ if (ps->vce_active != rdev->pm.dpm.vce_active)
+ goto force;
if ((rdev->family < CHIP_BARTS) || (rdev->flags & RADEON_IS_IGP)) {
/* for pre-BTC and APUs if the num crtcs changed but state is the same,
* all we need to do is update the display configuration.
@@ -881,15 +908,21 @@ static void radeon_dpm_change_power_state_locked(struct radeon_device *rdev)
}
}
- printk("switching from power state:\n");
- radeon_dpm_print_power_state(rdev, rdev->pm.dpm.current_ps);
- printk("switching to power state:\n");
- radeon_dpm_print_power_state(rdev, rdev->pm.dpm.requested_ps);
+force:
+ if (radeon_dpm == 1) {
+ printk("switching from power state:\n");
+ radeon_dpm_print_power_state(rdev, rdev->pm.dpm.current_ps);
+ printk("switching to power state:\n");
+ radeon_dpm_print_power_state(rdev, rdev->pm.dpm.requested_ps);
+ }
mutex_lock(&rdev->ddev->struct_mutex);
down_write(&rdev->pm.mclk_lock);
mutex_lock(&rdev->ring_lock);
+ /* update whether vce is active */
+ ps->vce_active = rdev->pm.dpm.vce_active;
+
ret = radeon_dpm_pre_set_power_state(rdev);
if (ret)
goto done;
@@ -906,7 +939,7 @@ static void radeon_dpm_change_power_state_locked(struct radeon_device *rdev)
for (i = 0; i < RADEON_NUM_RINGS; i++) {
struct radeon_ring *ring = &rdev->ring[i];
if (ring->ready)
- radeon_fence_wait_empty_locked(rdev, i);
+ radeon_fence_wait_empty(rdev, i);
}
/* program the new power state */
@@ -918,12 +951,16 @@ 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)
+ if (rdev->pm.dpm.thermal_active) {
+ enum radeon_dpm_forced_level level = rdev->pm.dpm.forced_level;
/* 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);
+ /* save the user's level */
+ rdev->pm.dpm.forced_level = level;
+ } else {
+ /* otherwise, user selected level */
+ radeon_dpm_force_performance_level(rdev, rdev->pm.dpm.forced_level);
+ }
}
done:
@@ -938,6 +975,10 @@ void radeon_dpm_enable_uvd(struct radeon_device *rdev, bool enable)
if (rdev->asic->dpm.powergate_uvd) {
mutex_lock(&rdev->pm.mutex);
+ /* don't powergate anything if we
+ have active but pause streams */
+ enable |= rdev->pm.dpm.sd > 0;
+ enable |= rdev->pm.dpm.hd > 0;
/* enable/disable UVD */
radeon_dpm_powergate_uvd(rdev, !enable);
mutex_unlock(&rdev->pm.mutex);
@@ -945,6 +986,8 @@ void radeon_dpm_enable_uvd(struct radeon_device *rdev, bool enable)
if (enable) {
mutex_lock(&rdev->pm.mutex);
rdev->pm.dpm.uvd_active = true;
+ /* disable this for now */
+#if 0
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))
@@ -954,6 +997,7 @@ void radeon_dpm_enable_uvd(struct radeon_device *rdev, bool enable)
else if ((rdev->pm.dpm.sd == 0) && (rdev->pm.dpm.hd == 2))
dpm_state = POWER_STATE_TYPE_INTERNAL_UVD_HD2;
else
+#endif
dpm_state = POWER_STATE_TYPE_INTERNAL_UVD;
rdev->pm.dpm.state = dpm_state;
mutex_unlock(&rdev->pm.mutex);
@@ -967,6 +1011,23 @@ void radeon_dpm_enable_uvd(struct radeon_device *rdev, bool enable)
}
}
+void radeon_dpm_enable_vce(struct radeon_device *rdev, bool enable)
+{
+ if (enable) {
+ mutex_lock(&rdev->pm.mutex);
+ rdev->pm.dpm.vce_active = true;
+ /* XXX select vce level based on ring/task */
+ rdev->pm.dpm.vce_level = RADEON_VCE_LEVEL_AC_ALL;
+ mutex_unlock(&rdev->pm.mutex);
+ } else {
+ mutex_lock(&rdev->pm.mutex);
+ rdev->pm.dpm.vce_active = false;
+ mutex_unlock(&rdev->pm.mutex);
+ }
+
+ radeon_pm_compute_clocks(rdev);
+}
+
static void radeon_pm_suspend_old(struct radeon_device *rdev)
{
mutex_lock(&rdev->pm.mutex);
@@ -1021,8 +1082,10 @@ static void radeon_pm_resume_old(struct radeon_device *rdev)
rdev->pm.current_clock_mode_index = 0;
rdev->pm.current_sclk = rdev->pm.default_sclk;
rdev->pm.current_mclk = rdev->pm.default_mclk;
- rdev->pm.current_vddc = rdev->pm.power_state[rdev->pm.default_power_state_index].clock_info[0].voltage.voltage;
- rdev->pm.current_vddci = rdev->pm.power_state[rdev->pm.default_power_state_index].clock_info[0].voltage.vddci;
+ if (rdev->pm.power_state) {
+ rdev->pm.current_vddc = rdev->pm.power_state[rdev->pm.default_power_state_index].clock_info[0].voltage.voltage;
+ rdev->pm.current_vddci = rdev->pm.power_state[rdev->pm.default_power_state_index].clock_info[0].voltage.vddci;
+ }
if (rdev->pm.pm_method == PM_METHOD_DYNPM
&& rdev->pm.dynpm_state == DYNPM_STATE_SUSPENDED) {
rdev->pm.dynpm_state = DYNPM_STATE_ACTIVE;
@@ -1043,25 +1106,26 @@ static void radeon_pm_resume_dpm(struct radeon_device *rdev)
radeon_dpm_setup_asic(rdev);
ret = radeon_dpm_enable(rdev);
mutex_unlock(&rdev->pm.mutex);
- if (ret) {
- DRM_ERROR("radeon: dpm resume failed\n");
- if ((rdev->family >= CHIP_BARTS) &&
- (rdev->family <= CHIP_CAYMAN) &&
- rdev->mc_fw) {
- if (rdev->pm.default_vddc)
- radeon_atom_set_voltage(rdev, rdev->pm.default_vddc,
- SET_VOLTAGE_TYPE_ASIC_VDDC);
- if (rdev->pm.default_vddci)
- radeon_atom_set_voltage(rdev, rdev->pm.default_vddci,
- SET_VOLTAGE_TYPE_ASIC_VDDCI);
- if (rdev->pm.default_sclk)
- radeon_set_engine_clock(rdev, rdev->pm.default_sclk);
- if (rdev->pm.default_mclk)
- radeon_set_memory_clock(rdev, rdev->pm.default_mclk);
- }
- } else {
- rdev->pm.dpm_enabled = true;
- radeon_pm_compute_clocks(rdev);
+ if (ret)
+ goto dpm_resume_fail;
+ rdev->pm.dpm_enabled = true;
+ return;
+
+dpm_resume_fail:
+ DRM_ERROR("radeon: dpm resume failed\n");
+ if ((rdev->family >= CHIP_BARTS) &&
+ (rdev->family <= CHIP_CAYMAN) &&
+ rdev->mc_fw) {
+ if (rdev->pm.default_vddc)
+ radeon_atom_set_voltage(rdev, rdev->pm.default_vddc,
+ SET_VOLTAGE_TYPE_ASIC_VDDC);
+ if (rdev->pm.default_vddci)
+ radeon_atom_set_voltage(rdev, rdev->pm.default_vddci,
+ SET_VOLTAGE_TYPE_ASIC_VDDCI);
+ if (rdev->pm.default_sclk)
+ radeon_set_engine_clock(rdev, rdev->pm.default_sclk);
+ if (rdev->pm.default_mclk)
+ radeon_set_memory_clock(rdev, rdev->pm.default_mclk);
}
}
@@ -1176,55 +1240,55 @@ static int radeon_pm_init_dpm(struct radeon_device *rdev)
mutex_lock(&rdev->pm.mutex);
radeon_dpm_init(rdev);
rdev->pm.dpm.current_ps = rdev->pm.dpm.requested_ps = rdev->pm.dpm.boot_ps;
- radeon_dpm_print_power_states(rdev);
+ if (radeon_dpm == 1)
+ radeon_dpm_print_power_states(rdev);
radeon_dpm_setup_asic(rdev);
ret = radeon_dpm_enable(rdev);
mutex_unlock(&rdev->pm.mutex);
- if (ret) {
- rdev->pm.dpm_enabled = false;
- if ((rdev->family >= CHIP_BARTS) &&
- (rdev->family <= CHIP_CAYMAN) &&
- rdev->mc_fw) {
- if (rdev->pm.default_vddc)
- radeon_atom_set_voltage(rdev, rdev->pm.default_vddc,
- SET_VOLTAGE_TYPE_ASIC_VDDC);
- if (rdev->pm.default_vddci)
- radeon_atom_set_voltage(rdev, rdev->pm.default_vddci,
- SET_VOLTAGE_TYPE_ASIC_VDDCI);
- if (rdev->pm.default_sclk)
- radeon_set_engine_clock(rdev, rdev->pm.default_sclk);
- if (rdev->pm.default_mclk)
- radeon_set_memory_clock(rdev, rdev->pm.default_mclk);
- }
- DRM_ERROR("radeon: dpm initialization failed\n");
- return ret;
- }
+ if (ret)
+ goto dpm_failed;
rdev->pm.dpm_enabled = true;
- radeon_pm_compute_clocks(rdev);
-
- if (rdev->pm.num_power_states > 1) {
- ret = device_create_file(rdev->dev, &dev_attr_power_dpm_state);
- if (ret)
- DRM_ERROR("failed to create device file for dpm state\n");
- ret = device_create_file(rdev->dev, &dev_attr_power_dpm_force_performance_level);
- if (ret)
- DRM_ERROR("failed to create device file for dpm state\n");
- /* XXX: these are noops for dpm but are here for backwards compat */
- ret = device_create_file(rdev->dev, &dev_attr_power_profile);
- if (ret)
- DRM_ERROR("failed to create device file for power profile\n");
- ret = device_create_file(rdev->dev, &dev_attr_power_method);
- if (ret)
- DRM_ERROR("failed to create device file for power method\n");
- if (radeon_debugfs_pm_init(rdev)) {
- DRM_ERROR("Failed to register debugfs file for dpm!\n");
- }
+ ret = device_create_file(rdev->dev, &dev_attr_power_dpm_state);
+ if (ret)
+ DRM_ERROR("failed to create device file for dpm state\n");
+ ret = device_create_file(rdev->dev, &dev_attr_power_dpm_force_performance_level);
+ if (ret)
+ DRM_ERROR("failed to create device file for dpm state\n");
+ /* XXX: these are noops for dpm but are here for backwards compat */
+ ret = device_create_file(rdev->dev, &dev_attr_power_profile);
+ if (ret)
+ DRM_ERROR("failed to create device file for power profile\n");
+ ret = device_create_file(rdev->dev, &dev_attr_power_method);
+ if (ret)
+ DRM_ERROR("failed to create device file for power method\n");
- DRM_INFO("radeon: dpm initialized\n");
+ if (radeon_debugfs_pm_init(rdev)) {
+ DRM_ERROR("Failed to register debugfs file for dpm!\n");
}
+ DRM_INFO("radeon: dpm initialized\n");
+
return 0;
+
+dpm_failed:
+ rdev->pm.dpm_enabled = false;
+ if ((rdev->family >= CHIP_BARTS) &&
+ (rdev->family <= CHIP_CAYMAN) &&
+ rdev->mc_fw) {
+ if (rdev->pm.default_vddc)
+ radeon_atom_set_voltage(rdev, rdev->pm.default_vddc,
+ SET_VOLTAGE_TYPE_ASIC_VDDC);
+ if (rdev->pm.default_vddci)
+ radeon_atom_set_voltage(rdev, rdev->pm.default_vddci,
+ SET_VOLTAGE_TYPE_ASIC_VDDCI);
+ if (rdev->pm.default_sclk)
+ radeon_set_engine_clock(rdev, rdev->pm.default_sclk);
+ if (rdev->pm.default_mclk)
+ radeon_set_memory_clock(rdev, rdev->pm.default_mclk);
+ }
+ DRM_ERROR("radeon: dpm initialization failed\n");
+ return ret;
}
int radeon_pm_init(struct radeon_device *rdev)
@@ -1239,6 +1303,22 @@ int radeon_pm_init(struct radeon_device *rdev)
case CHIP_RS780:
case CHIP_RS880:
case CHIP_RV770:
+ case CHIP_BARTS:
+ case CHIP_TURKS:
+ case CHIP_CAICOS:
+ case CHIP_CAYMAN:
+ /* DPM requires the RLC, RV770+ dGPU requires SMC */
+ if (!rdev->rlc_fw)
+ rdev->pm.pm_method = PM_METHOD_PROFILE;
+ else if ((rdev->family >= CHIP_RV770) &&
+ (!(rdev->flags & RADEON_IS_IGP)) &&
+ (!rdev->smc_fw))
+ rdev->pm.pm_method = PM_METHOD_PROFILE;
+ else if (radeon_dpm == 1)
+ rdev->pm.pm_method = PM_METHOD_DPM;
+ else
+ rdev->pm.pm_method = PM_METHOD_PROFILE;
+ break;
case CHIP_RV730:
case CHIP_RV710:
case CHIP_RV740:
@@ -1250,10 +1330,6 @@ int radeon_pm_init(struct radeon_device *rdev)
case CHIP_PALM:
case CHIP_SUMO:
case CHIP_SUMO2:
- case CHIP_BARTS:
- case CHIP_TURKS:
- case CHIP_CAICOS:
- case CHIP_CAYMAN:
case CHIP_ARUBA:
case CHIP_TAHITI:
case CHIP_PITCAIRN:
@@ -1263,6 +1339,8 @@ int radeon_pm_init(struct radeon_device *rdev)
case CHIP_BONAIRE:
case CHIP_KABINI:
case CHIP_KAVERI:
+ case CHIP_HAWAII:
+ case CHIP_MULLINS:
/* DPM requires the RLC, RV770+ dGPU requires SMC */
if (!rdev->rlc_fw)
rdev->pm.pm_method = PM_METHOD_PROFILE;
@@ -1270,10 +1348,10 @@ int radeon_pm_init(struct radeon_device *rdev)
(!(rdev->flags & RADEON_IS_IGP)) &&
(!rdev->smc_fw))
rdev->pm.pm_method = PM_METHOD_PROFILE;
- else if (radeon_dpm == 1)
- rdev->pm.pm_method = PM_METHOD_DPM;
- else
+ else if (radeon_dpm == 0)
rdev->pm.pm_method = PM_METHOD_PROFILE;
+ else
+ rdev->pm.pm_method = PM_METHOD_DPM;
break;
default:
/* default to profile method */
@@ -1287,6 +1365,18 @@ int radeon_pm_init(struct radeon_device *rdev)
return radeon_pm_init_old(rdev);
}
+int radeon_pm_late_init(struct radeon_device *rdev)
+{
+ int ret = 0;
+
+ if (rdev->pm.pm_method == PM_METHOD_DPM) {
+ mutex_lock(&rdev->pm.mutex);
+ ret = radeon_dpm_late_enable(rdev);
+ mutex_unlock(&rdev->pm.mutex);
+ }
+ return ret;
+}
+
static void radeon_pm_fini_old(struct radeon_device *rdev)
{
if (rdev->pm.num_power_states > 1) {
@@ -1309,10 +1399,10 @@ static void radeon_pm_fini_old(struct radeon_device *rdev)
device_remove_file(rdev->dev, &dev_attr_power_method);
}
+ radeon_hwmon_fini(rdev);
+
if (rdev->pm.power_state)
kfree(rdev->pm.power_state);
-
- radeon_hwmon_fini(rdev);
}
static void radeon_pm_fini_dpm(struct radeon_device *rdev)
@@ -1330,10 +1420,10 @@ static void radeon_pm_fini_dpm(struct radeon_device *rdev)
}
radeon_dpm_fini(rdev);
+ radeon_hwmon_fini(rdev);
+
if (rdev->pm.power_state)
kfree(rdev->pm.power_state);
-
- radeon_hwmon_fini(rdev);
}
void radeon_pm_fini(struct radeon_device *rdev)
@@ -1357,12 +1447,14 @@ static void radeon_pm_compute_clocks_old(struct radeon_device *rdev)
rdev->pm.active_crtcs = 0;
rdev->pm.active_crtc_count = 0;
- list_for_each_entry(crtc,
- &ddev->mode_config.crtc_list, head) {
- radeon_crtc = to_radeon_crtc(crtc);
- if (radeon_crtc->enabled) {
- rdev->pm.active_crtcs |= (1 << radeon_crtc->crtc_id);
- rdev->pm.active_crtc_count++;
+ if (rdev->num_crtc && rdev->mode_info.mode_config_initialized) {
+ list_for_each_entry(crtc,
+ &ddev->mode_config.crtc_list, head) {
+ radeon_crtc = to_radeon_crtc(crtc);
+ if (radeon_crtc->enabled) {
+ rdev->pm.active_crtcs |= (1 << radeon_crtc->crtc_id);
+ rdev->pm.active_crtc_count++;
+ }
}
}
@@ -1421,17 +1513,22 @@ static void radeon_pm_compute_clocks_dpm(struct radeon_device *rdev)
struct drm_crtc *crtc;
struct radeon_crtc *radeon_crtc;
+ if (!rdev->pm.dpm_enabled)
+ return;
+
mutex_lock(&rdev->pm.mutex);
/* update active crtc counts */
rdev->pm.dpm.new_active_crtcs = 0;
rdev->pm.dpm.new_active_crtc_count = 0;
- list_for_each_entry(crtc,
- &ddev->mode_config.crtc_list, head) {
- radeon_crtc = to_radeon_crtc(crtc);
- if (crtc->enabled) {
- rdev->pm.dpm.new_active_crtcs |= (1 << radeon_crtc->crtc_id);
- rdev->pm.dpm.new_active_crtc_count++;
+ if (rdev->num_crtc && rdev->mode_info.mode_config_initialized) {
+ list_for_each_entry(crtc,
+ &ddev->mode_config.crtc_list, head) {
+ radeon_crtc = to_radeon_crtc(crtc);
+ if (crtc->enabled) {
+ rdev->pm.dpm.new_active_crtcs |= (1 << radeon_crtc->crtc_id);
+ rdev->pm.dpm.new_active_crtc_count++;
+ }
}
}
@@ -1465,7 +1562,7 @@ static bool radeon_pm_in_vbl(struct radeon_device *rdev)
*/
for (crtc = 0; (crtc < rdev->num_crtc) && in_vbl; crtc++) {
if (rdev->pm.active_crtcs & (1 << crtc)) {
- vbl_status = radeon_get_crtc_scanoutpos(rdev->ddev, crtc, &vpos, &hpos);
+ vbl_status = radeon_get_crtc_scanoutpos(rdev->ddev, crtc, 0, &vpos, &hpos, NULL, NULL);
if ((vbl_status & DRM_SCANOUTPOS_VALID) &&
!(vbl_status & DRM_SCANOUTPOS_INVBL))
in_vbl = false;
@@ -1557,8 +1654,12 @@ static int radeon_debugfs_pm_info(struct seq_file *m, void *data)
struct drm_info_node *node = (struct drm_info_node *) m->private;
struct drm_device *dev = node->minor->dev;
struct radeon_device *rdev = dev->dev_private;
+ struct drm_device *ddev = rdev->ddev;
- if (rdev->pm.dpm_enabled) {
+ if ((rdev->flags & RADEON_IS_PX) &&
+ (ddev->switch_power_state != DRM_SWITCH_POWER_ON)) {
+ seq_printf(m, "PX asic powered off\n");
+ } else if (rdev->pm.dpm_enabled) {
mutex_lock(&rdev->pm.mutex);
if (rdev->asic->dpm.debugfs_print_current_performance_level)
radeon_dpm_debugfs_print_current_performance_level(rdev, m);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-03 17:56:28 +0000