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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.c914
1 files changed, 686 insertions, 228 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c
index f374c467aaca..a855a96dd2ea 100644
--- a/drivers/gpu/drm/radeon/radeon_pm.c
+++ b/drivers/gpu/drm/radeon/radeon_pm.c
@@ -20,13 +20,20 @@
* Authors: Rafał Miłecki <zajec5@gmail.com>
* Alex Deucher <alexdeucher@gmail.com>
*/
-#include <drm/drmP.h>
-#include "radeon.h"
-#include "avivod.h"
-#include "atom.h"
-#include <linux/power_supply.h>
-#include <linux/hwmon.h>
+
+#include <linux/debugfs.h>
#include <linux/hwmon-sysfs.h>
+#include <linux/hwmon.h>
+#include <linux/pci.h>
+#include <linux/power_supply.h>
+
+#include <drm/drm_vblank.h>
+
+#include "atom.h"
+#include "avivod.h"
+#include "r600_dpm.h"
+#include "radeon.h"
+#include "radeon_pm.h"
#define RADEON_IDLE_LOOP_MS 100
#define RADEON_RECLOCK_DELAY_MS 200
@@ -41,7 +48,7 @@ static const char *radeon_pm_state_type_name[5] = {
};
static void radeon_dynpm_idle_work_handler(struct work_struct *work);
-static int radeon_debugfs_pm_init(struct radeon_device *rdev);
+static void radeon_debugfs_pm_init(struct radeon_device *rdev);
static bool radeon_pm_in_vbl(struct radeon_device *rdev);
static bool radeon_pm_debug_check_in_vbl(struct radeon_device *rdev, bool finish);
static void radeon_pm_update_profile(struct radeon_device *rdev);
@@ -67,7 +74,18 @@ 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->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) {
mutex_lock(&rdev->pm.mutex);
radeon_pm_update_profile(rdev);
@@ -137,7 +155,7 @@ static void radeon_unmap_vram_bos(struct radeon_device *rdev)
return;
list_for_each_entry_safe(bo, n, &rdev->gem.objects, list) {
- if (bo->tbo.mem.mem_type == TTM_PL_VRAM)
+ if (bo->tbo.resource->mem_type == TTM_PL_VRAM)
ttm_bo_unmap_virtual(&bo->tbo);
}
}
@@ -234,6 +252,7 @@ static void radeon_set_power_state(struct radeon_device *rdev)
static void radeon_pm_set_clocks(struct radeon_device *rdev)
{
+ struct drm_crtc *crtc;
int i, r;
/* no need to take locks, etc. if nothing's going to change */
@@ -241,7 +260,6 @@ static void radeon_pm_set_clocks(struct radeon_device *rdev)
(rdev->pm.requested_power_state_index == rdev->pm.current_power_state_index))
return;
- mutex_lock(&rdev->ddev->struct_mutex);
down_write(&rdev->pm.mclk_lock);
mutex_lock(&rdev->ring_lock);
@@ -251,12 +269,11 @@ 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);
up_write(&rdev->pm.mclk_lock);
- mutex_unlock(&rdev->ddev->struct_mutex);
return;
}
}
@@ -264,22 +281,30 @@ static void radeon_pm_set_clocks(struct radeon_device *rdev)
radeon_unmap_vram_bos(rdev);
if (rdev->irq.installed) {
- for (i = 0; i < rdev->num_crtc; i++) {
+ i = 0;
+ drm_for_each_crtc(crtc, rdev_to_drm(rdev)) {
if (rdev->pm.active_crtcs & (1 << i)) {
- rdev->pm.req_vblank |= (1 << i);
- drm_vblank_get(rdev->ddev, i);
+ /* This can fail if a modeset is in progress */
+ if (drm_crtc_vblank_get(crtc) == 0)
+ rdev->pm.req_vblank |= (1 << i);
+ else
+ DRM_DEBUG_DRIVER("crtc %d no vblank, can glitch\n",
+ i);
}
+ i++;
}
}
radeon_set_power_state(rdev);
if (rdev->irq.installed) {
- for (i = 0; i < rdev->num_crtc; i++) {
+ i = 0;
+ drm_for_each_crtc(crtc, rdev_to_drm(rdev)) {
if (rdev->pm.req_vblank & (1 << i)) {
rdev->pm.req_vblank &= ~(1 << i);
- drm_vblank_put(rdev->ddev, i);
+ drm_crtc_vblank_put(crtc);
}
+ i++;
}
}
@@ -292,7 +317,6 @@ static void radeon_pm_set_clocks(struct radeon_device *rdev)
mutex_unlock(&rdev->ring_lock);
up_write(&rdev->pm.mclk_lock);
- mutex_unlock(&rdev->ddev->struct_mutex);
}
static void radeon_pm_print_states(struct radeon_device *rdev)
@@ -333,15 +357,14 @@ 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;
- return snprintf(buf, PAGE_SIZE, "%s\n",
- (cp == PM_PROFILE_AUTO) ? "auto" :
- (cp == PM_PROFILE_LOW) ? "low" :
- (cp == PM_PROFILE_MID) ? "mid" :
- (cp == PM_PROFILE_HIGH) ? "high" : "default");
+ return sysfs_emit(buf, "%s\n", (cp == PM_PROFILE_AUTO) ? "auto" :
+ (cp == PM_PROFILE_LOW) ? "low" :
+ (cp == PM_PROFILE_MID) ? "mid" :
+ (cp == PM_PROFILE_HIGH) ? "high" : "default");
}
static ssize_t radeon_set_pm_profile(struct device *dev,
@@ -349,9 +372,14 @@ 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;
+ /* 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)
@@ -383,13 +411,12 @@ 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;
- return snprintf(buf, PAGE_SIZE, "%s\n",
- (pm == PM_METHOD_DYNPM) ? "dynpm" :
- (pm == PM_METHOD_PROFILE) ? "profile" : "dpm");
+ return sysfs_emit(buf, "%s\n", (pm == PM_METHOD_DYNPM) ? "dynpm" :
+ (pm == PM_METHOD_PROFILE) ? "profile" : "dpm");
}
static ssize_t radeon_set_pm_method(struct device *dev,
@@ -397,9 +424,16 @@ 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;
+ /* 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;
@@ -433,13 +467,13 @@ 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;
- return snprintf(buf, PAGE_SIZE, "%s\n",
- (pm == POWER_STATE_TYPE_BATTERY) ? "battery" :
- (pm == POWER_STATE_TYPE_BALANCED) ? "balanced" : "performance");
+ return sysfs_emit(buf, "%s\n",
+ (pm == POWER_STATE_TYPE_BATTERY) ? "battery" :
+ (pm == POWER_STATE_TYPE_BALANCED) ? "balanced" : "performance");
}
static ssize_t radeon_set_dpm_state(struct device *dev,
@@ -447,7 +481,7 @@ 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);
@@ -463,7 +497,12 @@ static ssize_t radeon_set_dpm_state(struct device *dev,
goto fail;
}
mutex_unlock(&rdev->pm.mutex);
- radeon_pm_compute_clocks(rdev);
+
+ /* Can't set dpm state when the card is off */
+ if (!(rdev->flags & RADEON_IS_PX) ||
+ (ddev->switch_power_state == DRM_SWITCH_POWER_ON))
+ radeon_pm_compute_clocks(rdev);
+
fail:
return count;
}
@@ -472,13 +511,17 @@ 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;
- return snprintf(buf, PAGE_SIZE, "%s\n",
- (level == RADEON_DPM_FORCED_LEVEL_AUTO) ? "auto" :
- (level == RADEON_DPM_FORCED_LEVEL_LOW) ? "low" : "high");
+ if ((rdev->flags & RADEON_IS_PX) &&
+ (ddev->switch_power_state != DRM_SWITCH_POWER_ON))
+ return sysfs_emit(buf, "off\n");
+
+ return sysfs_emit(buf, "%s\n",
+ (level == RADEON_DPM_FORCED_LEVEL_AUTO) ? "auto" :
+ (level == RADEON_DPM_FORCED_LEVEL_LOW) ? "low" : "high");
}
static ssize_t radeon_set_dpm_forced_performance_level(struct device *dev,
@@ -486,11 +529,16 @@ 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;
+ /* 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;
@@ -499,20 +547,118 @@ 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;
+}
+
+static ssize_t radeon_hwmon_get_pwm1_enable(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct radeon_device *rdev = dev_get_drvdata(dev);
+ u32 pwm_mode = 0;
+
+ if (rdev->asic->dpm.fan_ctrl_get_mode)
+ pwm_mode = rdev->asic->dpm.fan_ctrl_get_mode(rdev);
+
+ /* never 0 (full-speed), fuse or smc-controlled always */
+ return sprintf(buf, "%i\n", pwm_mode == FDO_PWM_MODE_STATIC ? 1 : 2);
+}
+
+static ssize_t radeon_hwmon_set_pwm1_enable(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf,
+ size_t count)
+{
+ struct radeon_device *rdev = dev_get_drvdata(dev);
+ int err;
+ int value;
+
+ if (!rdev->asic->dpm.fan_ctrl_set_mode)
+ return -EINVAL;
+
+ err = kstrtoint(buf, 10, &value);
+ if (err)
+ return err;
+
+ switch (value) {
+ case 1: /* manual, percent-based */
+ rdev->asic->dpm.fan_ctrl_set_mode(rdev, FDO_PWM_MODE_STATIC);
+ break;
+ default: /* disable */
+ rdev->asic->dpm.fan_ctrl_set_mode(rdev, 0);
+ break;
+ }
+
return count;
}
+static ssize_t radeon_hwmon_get_pwm1_min(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ return sprintf(buf, "%i\n", 0);
+}
+
+static ssize_t radeon_hwmon_get_pwm1_max(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ return sprintf(buf, "%i\n", 255);
+}
+
+static ssize_t radeon_hwmon_set_pwm1(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ struct radeon_device *rdev = dev_get_drvdata(dev);
+ int err;
+ u32 value;
+
+ err = kstrtou32(buf, 10, &value);
+ if (err)
+ return err;
+
+ value = (value * 100) / 255;
+
+ err = rdev->asic->dpm.set_fan_speed_percent(rdev, value);
+ if (err)
+ return err;
+
+ return count;
+}
+
+static ssize_t radeon_hwmon_get_pwm1(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct radeon_device *rdev = dev_get_drvdata(dev);
+ int err;
+ u32 speed;
+
+ err = rdev->asic->dpm.get_fan_speed_percent(rdev, &speed);
+ if (err)
+ return err;
+
+ speed = (speed * 255) / 100;
+
+ return sprintf(buf, "%i\n", speed);
+}
+
static DEVICE_ATTR(power_profile, S_IRUGO | S_IWUSR, radeon_get_pm_profile, radeon_set_pm_profile);
static DEVICE_ATTR(power_method, S_IRUGO | S_IWUSR, radeon_get_pm_method, radeon_set_pm_method);
static DEVICE_ATTR(power_dpm_state, S_IRUGO | S_IWUSR, radeon_get_dpm_state, radeon_set_dpm_state);
@@ -524,44 +670,175 @@ 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 radeon_device *rdev = ddev->dev_private;
+ struct radeon_device *rdev = dev_get_drvdata(dev);
+ struct drm_device *ddev = rdev_to_drm(rdev);
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
temp = 0;
- return snprintf(buf, PAGE_SIZE, "%d\n", temp);
+ return sysfs_emit(buf, "%d\n", temp);
}
-static ssize_t radeon_hwmon_show_name(struct device *dev,
- struct device_attribute *attr,
- char *buf)
+static ssize_t radeon_hwmon_show_temp_thresh(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
{
- return sprintf(buf, "radeon\n");
+ struct radeon_device *rdev = dev_get_drvdata(dev);
+ 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 sysfs_emit(buf, "%d\n", temp);
}
static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, radeon_hwmon_show_temp, NULL, 0);
-static SENSOR_DEVICE_ATTR(name, S_IRUGO, radeon_hwmon_show_name, 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(pwm1, S_IRUGO | S_IWUSR, radeon_hwmon_get_pwm1, radeon_hwmon_set_pwm1, 0);
+static SENSOR_DEVICE_ATTR(pwm1_enable, S_IRUGO | S_IWUSR, radeon_hwmon_get_pwm1_enable, radeon_hwmon_set_pwm1_enable, 0);
+static SENSOR_DEVICE_ATTR(pwm1_min, S_IRUGO, radeon_hwmon_get_pwm1_min, NULL, 0);
+static SENSOR_DEVICE_ATTR(pwm1_max, S_IRUGO, radeon_hwmon_get_pwm1_max, NULL, 0);
+
+static ssize_t radeon_hwmon_show_sclk(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct radeon_device *rdev = dev_get_drvdata(dev);
+ struct drm_device *ddev = rdev_to_drm(rdev);
+ u32 sclk = 0;
+
+ /* Can't get clock frequency when the card is off */
+ if ((rdev->flags & RADEON_IS_PX) &&
+ (ddev->switch_power_state != DRM_SWITCH_POWER_ON))
+ return -EINVAL;
+
+ if (rdev->asic->dpm.get_current_sclk)
+ sclk = radeon_dpm_get_current_sclk(rdev);
+
+ /* Value returned by dpm is in 10 KHz units, need to convert it into Hz
+ for hwmon */
+ sclk *= 10000;
+
+ return sysfs_emit(buf, "%u\n", sclk);
+}
+
+static SENSOR_DEVICE_ATTR(freq1_input, S_IRUGO, radeon_hwmon_show_sclk, NULL,
+ 0);
+
+static ssize_t radeon_hwmon_show_vddc(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct radeon_device *rdev = dev_get_drvdata(dev);
+ struct drm_device *ddev = rdev_to_drm(rdev);
+ u16 vddc = 0;
+
+ /* Can't get vddc when the card is off */
+ if ((rdev->flags & RADEON_IS_PX) &&
+ (ddev->switch_power_state != DRM_SWITCH_POWER_ON))
+ return -EINVAL;
+
+ if (rdev->asic->dpm.get_current_vddc)
+ vddc = rdev->asic->dpm.get_current_vddc(rdev);
+
+ return sysfs_emit(buf, "%u\n", vddc);
+}
+
+static SENSOR_DEVICE_ATTR(in0_input, S_IRUGO, radeon_hwmon_show_vddc, NULL,
+ 0);
static struct attribute *hwmon_attributes[] = {
&sensor_dev_attr_temp1_input.dev_attr.attr,
- &sensor_dev_attr_name.dev_attr.attr,
+ &sensor_dev_attr_temp1_crit.dev_attr.attr,
+ &sensor_dev_attr_temp1_crit_hyst.dev_attr.attr,
+ &sensor_dev_attr_pwm1.dev_attr.attr,
+ &sensor_dev_attr_pwm1_enable.dev_attr.attr,
+ &sensor_dev_attr_pwm1_min.dev_attr.attr,
+ &sensor_dev_attr_pwm1_max.dev_attr.attr,
+ &sensor_dev_attr_freq1_input.dev_attr.attr,
+ &sensor_dev_attr_in0_input.dev_attr.attr,
NULL
};
+static umode_t hwmon_attributes_visible(struct kobject *kobj,
+ struct attribute *attr, int index)
+{
+ struct device *dev = kobj_to_dev(kobj);
+ struct radeon_device *rdev = dev_get_drvdata(dev);
+ umode_t effective_mode = attr->mode;
+
+ /* Skip 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 ||
+ attr == &sensor_dev_attr_pwm1.dev_attr.attr ||
+ attr == &sensor_dev_attr_pwm1_enable.dev_attr.attr ||
+ attr == &sensor_dev_attr_pwm1_max.dev_attr.attr ||
+ attr == &sensor_dev_attr_pwm1_min.dev_attr.attr ||
+ attr == &sensor_dev_attr_freq1_input.dev_attr.attr ||
+ attr == &sensor_dev_attr_in0_input.dev_attr.attr))
+ return 0;
+
+ /* Skip vddc attribute if get_current_vddc is not implemented */
+ if (attr == &sensor_dev_attr_in0_input.dev_attr.attr &&
+ !rdev->asic->dpm.get_current_vddc)
+ return 0;
+
+ /* Skip fan attributes if fan is not present */
+ if (rdev->pm.no_fan &&
+ (attr == &sensor_dev_attr_pwm1.dev_attr.attr ||
+ attr == &sensor_dev_attr_pwm1_enable.dev_attr.attr ||
+ attr == &sensor_dev_attr_pwm1_max.dev_attr.attr ||
+ attr == &sensor_dev_attr_pwm1_min.dev_attr.attr))
+ return 0;
+
+ /* mask fan attributes if we have no bindings for this asic to expose */
+ if ((!rdev->asic->dpm.get_fan_speed_percent &&
+ attr == &sensor_dev_attr_pwm1.dev_attr.attr) || /* can't query fan */
+ (!rdev->asic->dpm.fan_ctrl_get_mode &&
+ attr == &sensor_dev_attr_pwm1_enable.dev_attr.attr)) /* can't query state */
+ effective_mode &= ~S_IRUGO;
+
+ if ((!rdev->asic->dpm.set_fan_speed_percent &&
+ attr == &sensor_dev_attr_pwm1.dev_attr.attr) || /* can't manage fan */
+ (!rdev->asic->dpm.fan_ctrl_set_mode &&
+ attr == &sensor_dev_attr_pwm1_enable.dev_attr.attr)) /* can't manage state */
+ effective_mode &= ~S_IWUSR;
+
+ /* hide max/min values if we can't both query and manage the fan */
+ if ((!rdev->asic->dpm.set_fan_speed_percent &&
+ !rdev->asic->dpm.get_fan_speed_percent) &&
+ (attr == &sensor_dev_attr_pwm1_max.dev_attr.attr ||
+ attr == &sensor_dev_attr_pwm1_min.dev_attr.attr))
+ return 0;
+
+ return effective_mode;
+}
+
static const struct attribute_group hwmon_attrgroup = {
.attrs = hwmon_attributes,
+ .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:
@@ -569,22 +846,17 @@ 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);
+ 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:
@@ -596,10 +868,8 @@ 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)
@@ -624,17 +894,20 @@ 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,
- enum radeon_pm_state_type dpm_state)
+static bool radeon_dpm_single_display(struct radeon_device *rdev)
{
- int i;
- struct radeon_ps *ps;
- u32 ui_class;
- bool single_display = (rdev->pm.dpm.new_active_crtc_count < 2) ?
- true : false;
+ bool single_display = rdev->pm.dpm.new_active_crtc_count < 2;
/* check if the vblank period is too short to adjust the mclk */
if (single_display && rdev->asic->dpm.vblank_too_short) {
@@ -642,6 +915,23 @@ static struct radeon_ps *radeon_dpm_pick_power_state(struct radeon_device *rdev,
single_display = false;
}
+ /* 120hz tends to be problematic even if they are under the
+ * vblank limit.
+ */
+ if (single_display && (r600_dpm_get_vrefresh(rdev) >= 120))
+ single_display = false;
+
+ return single_display;
+}
+
+static struct radeon_ps *radeon_dpm_pick_power_state(struct radeon_device *rdev,
+ enum radeon_pm_state_type dpm_state)
+{
+ int i;
+ struct radeon_ps *ps;
+ u32 ui_class;
+ bool single_display = radeon_dpm_single_display(rdev);
+
/* certain older asics have a separare 3D performance state,
* so try that first if the user selected performance
*/
@@ -687,7 +977,10 @@ 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 +1022,17 @@ 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;
@@ -757,6 +1057,7 @@ static void radeon_dpm_change_power_state_locked(struct radeon_device *rdev)
struct radeon_ps *ps;
enum radeon_pm_state_type dpm_state;
int ret;
+ bool single_display = radeon_dpm_single_display(rdev);
/* if dpm init failed */
if (!rdev->pm.dpm_enabled)
@@ -778,6 +1079,12 @@ 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;
+ /* user has made a display change (such as timing) */
+ if (rdev->pm.dpm.single_display != single_display)
+ 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.
@@ -814,15 +1121,20 @@ 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;
@@ -832,14 +1144,11 @@ static void radeon_dpm_change_power_state_locked(struct radeon_device *rdev)
/* update displays */
radeon_dpm_display_configuration_changed(rdev);
- rdev->pm.dpm.current_active_crtcs = rdev->pm.dpm.new_active_crtcs;
- rdev->pm.dpm.current_active_crtc_count = rdev->pm.dpm.new_active_crtc_count;
-
/* wait for the rings to drain */
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 */
@@ -850,37 +1159,84 @@ static void radeon_dpm_change_power_state_locked(struct radeon_device *rdev)
radeon_dpm_post_set_power_state(rdev);
+ rdev->pm.dpm.current_active_crtcs = rdev->pm.dpm.new_active_crtcs;
+ rdev->pm.dpm.current_active_crtc_count = rdev->pm.dpm.new_active_crtc_count;
+ rdev->pm.dpm.single_display = single_display;
+
+ if (rdev->asic->dpm.force_performance_level) {
+ 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);
+ /* 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:
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);
+ /* 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);
+ } else {
+ 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))
+ 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
+#endif
+ 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);
+}
+
+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);
}
@@ -919,7 +1275,7 @@ 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,
@@ -938,8 +1294,10 @@ 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;
@@ -960,25 +1318,26 @@ 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_HAINAN) &&
- 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);
}
}
@@ -1014,7 +1373,7 @@ 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,
@@ -1037,18 +1396,7 @@ static int radeon_pm_init_old(struct radeon_device *rdev)
INIT_DELAYED_WORK(&rdev->pm.dynpm_idle_work, radeon_dynpm_idle_work_handler);
if (rdev->pm.num_power_states > 1) {
- /* where's the best place to put these? */
- 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 PM!\n");
- }
-
+ radeon_debugfs_pm_init(rdev);
DRM_INFO("radeon: power management initialized\n");
}
@@ -1069,9 +1417,10 @@ 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;
@@ -1092,59 +1441,74 @@ 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_HAINAN) &&
- 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");
+ radeon_debugfs_pm_init(rdev);
- if (radeon_debugfs_pm_init(rdev)) {
- DRM_ERROR("Failed to register debugfs file for dpm!\n");
- }
-
- DRM_INFO("radeon: dpm initialized\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;
}
+struct radeon_dpm_quirk {
+ u32 chip_vendor;
+ u32 chip_device;
+ u32 subsys_vendor;
+ u32 subsys_device;
+};
+
+/* cards with dpm stability problems */
+static struct radeon_dpm_quirk radeon_dpm_quirk_list[] = {
+ /* TURKS - https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1386534 */
+ { PCI_VENDOR_ID_ATI, 0x6759, 0x1682, 0x3195 },
+ /* TURKS - https://bugzilla.kernel.org/show_bug.cgi?id=83731 */
+ { PCI_VENDOR_ID_ATI, 0x6840, 0x1179, 0xfb81 },
+ { 0, 0, 0, 0 },
+};
+
int radeon_pm_init(struct radeon_device *rdev)
{
+ struct radeon_dpm_quirk *p = radeon_dpm_quirk_list;
+ bool disable_dpm = false;
+
+ /* Apply dpm quirks */
+ while (p && p->chip_device != 0) {
+ if (rdev->pdev->vendor == p->chip_vendor &&
+ rdev->pdev->device == p->chip_device &&
+ rdev->pdev->subsystem_vendor == p->subsys_vendor &&
+ rdev->pdev->subsystem_device == p->subsys_device) {
+ disable_dpm = true;
+ break;
+ }
+ ++p;
+ }
+
/* enable dpm on rv6xx+ */
switch (rdev->family) {
case CHIP_RV610:
@@ -1155,6 +1519,18 @@ int radeon_pm_init(struct radeon_device *rdev)
case CHIP_RS780:
case CHIP_RS880:
case CHIP_RV770:
+ /* 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:
@@ -1176,10 +1552,24 @@ int radeon_pm_init(struct radeon_device *rdev)
case CHIP_VERDE:
case CHIP_OLAND:
case CHIP_HAINAN:
- if (radeon_dpm == 1)
- rdev->pm.pm_method = PM_METHOD_DPM;
- else
+ 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;
+ else if ((rdev->family >= CHIP_RV770) &&
+ (!(rdev->flags & RADEON_IS_IGP)) &&
+ (!rdev->smc_fw))
+ rdev->pm.pm_method = PM_METHOD_PROFILE;
+ else if (disable_dpm && (radeon_dpm == -1))
rdev->pm.pm_method = PM_METHOD_PROFILE;
+ 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 */
@@ -1193,6 +1583,59 @@ 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) {
+ if (rdev->pm.dpm_enabled) {
+ if (!rdev->pm.sysfs_initialized) {
+ 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");
+ rdev->pm.sysfs_initialized = true;
+ }
+
+ mutex_lock(&rdev->pm.mutex);
+ ret = radeon_dpm_late_enable(rdev);
+ mutex_unlock(&rdev->pm.mutex);
+ if (ret) {
+ rdev->pm.dpm_enabled = false;
+ DRM_ERROR("radeon_pm_late_init failed, disabling dpm\n");
+ } else {
+ /* set the dpm state for PX since there won't be
+ * a modeset to call this.
+ */
+ radeon_pm_compute_clocks(rdev);
+ }
+ }
+ } else {
+ if ((rdev->pm.num_power_states > 1) &&
+ (!rdev->pm.sysfs_initialized)) {
+ /* where's the best place to put these? */
+ 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");
+ else
+ rdev->pm.sysfs_initialized = true;
+ }
+ }
+ return ret;
+}
+
static void radeon_pm_fini_old(struct radeon_device *rdev)
{
if (rdev->pm.num_power_states > 1) {
@@ -1215,10 +1658,8 @@ static void radeon_pm_fini_old(struct radeon_device *rdev)
device_remove_file(rdev->dev, &dev_attr_power_method);
}
- if (rdev->pm.power_state)
- kfree(rdev->pm.power_state);
-
radeon_hwmon_fini(rdev);
+ kfree(rdev->pm.power_state);
}
static void radeon_pm_fini_dpm(struct radeon_device *rdev)
@@ -1236,10 +1677,8 @@ static void radeon_pm_fini_dpm(struct radeon_device *rdev)
}
radeon_dpm_fini(rdev);
- if (rdev->pm.power_state)
- kfree(rdev->pm.power_state);
-
radeon_hwmon_fini(rdev);
+ kfree(rdev->pm.power_state);
}
void radeon_pm_fini(struct radeon_device *rdev)
@@ -1252,7 +1691,7 @@ void radeon_pm_fini(struct radeon_device *rdev)
static void radeon_pm_compute_clocks_old(struct radeon_device *rdev)
{
- struct drm_device *ddev = rdev->ddev;
+ struct drm_device *ddev = rdev_to_drm(rdev);
struct drm_crtc *crtc;
struct radeon_crtc *radeon_crtc;
@@ -1263,12 +1702,14 @@ 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++;
+ }
}
}
@@ -1323,21 +1764,34 @@ static void radeon_pm_compute_clocks_old(struct radeon_device *rdev)
static void radeon_pm_compute_clocks_dpm(struct radeon_device *rdev)
{
- struct drm_device *ddev = rdev->ddev;
+ struct drm_device *ddev = rdev_to_drm(rdev);
struct drm_crtc *crtc;
struct radeon_crtc *radeon_crtc;
+ struct radeon_connector *radeon_connector;
+
+ 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++;
+ rdev->pm.dpm.high_pixelclock_count = 0;
+ 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++;
+ if (!radeon_crtc->connector)
+ continue;
+
+ radeon_connector = to_radeon_connector(radeon_crtc->connector);
+ if (radeon_connector->pixelclock_for_modeset > 297000)
+ rdev->pm.dpm.high_pixelclock_count++;
+ }
}
}
@@ -1371,9 +1825,13 @@ 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_to_drm(rdev),
+ crtc,
+ USE_REAL_VBLANKSTART,
+ &vpos, &hpos, NULL, NULL,
+ &rdev->mode_info.crtcs[crtc]->base.hwmode);
if ((vbl_status & DRM_SCANOUTPOS_VALID) &&
- !(vbl_status & DRM_SCANOUTPOS_INVBL))
+ !(vbl_status & DRM_SCANOUTPOS_IN_VBLANK))
in_vbl = false;
}
}
@@ -1386,7 +1844,7 @@ static bool radeon_pm_debug_check_in_vbl(struct radeon_device *rdev, bool finish
u32 stat_crtc = 0;
bool in_vbl = radeon_pm_in_vbl(rdev);
- if (in_vbl == false)
+ if (!in_vbl)
DRM_DEBUG_DRIVER("not in vbl for pm change %08x at %s\n", stat_crtc,
finish ? "exit" : "entry");
return in_vbl;
@@ -1395,11 +1853,10 @@ static bool radeon_pm_debug_check_in_vbl(struct radeon_device *rdev, bool finish
static void radeon_dynpm_idle_work_handler(struct work_struct *work)
{
struct radeon_device *rdev;
- int resched;
+
rdev = container_of(work, struct radeon_device,
pm.dynpm_idle_work.work);
- resched = ttm_bo_lock_delayed_workqueue(&rdev->mman.bdev);
mutex_lock(&rdev->pm.mutex);
if (rdev->pm.dynpm_state == DYNPM_STATE_ACTIVE) {
int not_processed = 0;
@@ -1441,7 +1898,7 @@ static void radeon_dynpm_idle_work_handler(struct work_struct *work)
* to false since we want to wait for vbl to avoid flicker.
*/
if (rdev->pm.dynpm_planned_action != DYNPM_ACTION_NONE &&
- jiffies > rdev->pm.dynpm_action_timeout) {
+ time_after(jiffies, rdev->pm.dynpm_action_timeout)) {
radeon_pm_get_dynpm_state(rdev);
radeon_pm_set_clocks(rdev);
}
@@ -1450,7 +1907,6 @@ static void radeon_dynpm_idle_work_handler(struct work_struct *work)
msecs_to_jiffies(RADEON_IDLE_LOOP_MS));
}
mutex_unlock(&rdev->pm.mutex);
- ttm_bo_unlock_delayed_workqueue(&rdev->mman.bdev, resched);
}
/*
@@ -1458,13 +1914,15 @@ static void radeon_dynpm_idle_work_handler(struct work_struct *work)
*/
#if defined(CONFIG_DEBUG_FS)
-static int radeon_debugfs_pm_info(struct seq_file *m, void *data)
+static int radeon_debugfs_pm_info_show(struct seq_file *m, void *unused)
{
- 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 radeon_device *rdev = m->private;
+ struct drm_device *ddev = rdev_to_drm(rdev);
- 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);
@@ -1490,16 +1948,16 @@ static int radeon_debugfs_pm_info(struct seq_file *m, void *data)
return 0;
}
-static struct drm_info_list radeon_pm_info_list[] = {
- {"radeon_pm_info", radeon_debugfs_pm_info, 0, NULL},
-};
+DEFINE_SHOW_ATTRIBUTE(radeon_debugfs_pm_info);
#endif
-static int radeon_debugfs_pm_init(struct radeon_device *rdev)
+static void radeon_debugfs_pm_init(struct radeon_device *rdev)
{
#if defined(CONFIG_DEBUG_FS)
- return radeon_debugfs_add_files(rdev, radeon_pm_info_list, ARRAY_SIZE(radeon_pm_info_list));
-#else
- return 0;
+ struct dentry *root = rdev_to_drm(rdev)->primary->debugfs_root;
+
+ debugfs_create_file("radeon_pm_info", 0444, root, rdev,
+ &radeon_debugfs_pm_info_fops);
+
#endif
}
generated by cgit (git 2.34.1) at 2025-12-25 09:32:41 +0000