diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_pm.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_pm.c | 55 |
1 files changed, 34 insertions, 21 deletions
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 03b5a01c2d55..5869482f3f69 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -5598,7 +5598,7 @@ void intel_display_power_get(struct drm_device *dev, enum intel_display_power_domain domain) { struct drm_i915_private *dev_priv = dev->dev_private; - struct i915_power_well *power_well = &dev_priv->power_well; + struct i915_power_domains *power_domains; if (!HAS_POWER_WELL(dev)) return; @@ -5606,16 +5606,18 @@ void intel_display_power_get(struct drm_device *dev, if (is_always_on_power_domain(dev, domain)) return; - mutex_lock(&power_well->lock); - __intel_power_well_get(power_well); - mutex_unlock(&power_well->lock); + power_domains = &dev_priv->power_domains; + + mutex_lock(&power_domains->lock); + __intel_power_well_get(&power_domains->power_wells[0]); + mutex_unlock(&power_domains->lock); } void intel_display_power_put(struct drm_device *dev, enum intel_display_power_domain domain) { struct drm_i915_private *dev_priv = dev->dev_private; - struct i915_power_well *power_well = &dev_priv->power_well; + struct i915_power_domains *power_domains; if (!HAS_POWER_WELL(dev)) return; @@ -5623,12 +5625,14 @@ void intel_display_power_put(struct drm_device *dev, if (is_always_on_power_domain(dev, domain)) return; - mutex_lock(&power_well->lock); - __intel_power_well_put(power_well); - mutex_unlock(&power_well->lock); + power_domains = &dev_priv->power_domains; + + mutex_lock(&power_domains->lock); + __intel_power_well_put(&power_domains->power_wells[0]); + mutex_unlock(&power_domains->lock); } -static struct i915_power_well *hsw_pwr; +static struct i915_power_domains *hsw_pwr; /* Display audio driver power well request */ void i915_request_power_well(void) @@ -5637,7 +5641,7 @@ void i915_request_power_well(void) return; mutex_lock(&hsw_pwr->lock); - __intel_power_well_get(hsw_pwr); + __intel_power_well_get(&hsw_pwr->power_wells[0]); mutex_unlock(&hsw_pwr->lock); } EXPORT_SYMBOL_GPL(i915_request_power_well); @@ -5649,7 +5653,7 @@ void i915_release_power_well(void) return; mutex_lock(&hsw_pwr->lock); - __intel_power_well_put(hsw_pwr); + __intel_power_well_put(&hsw_pwr->power_wells[0]); mutex_unlock(&hsw_pwr->lock); } EXPORT_SYMBOL_GPL(i915_release_power_well); @@ -5657,12 +5661,15 @@ EXPORT_SYMBOL_GPL(i915_release_power_well); int i915_init_power_well(struct drm_device *dev) { struct drm_i915_private *dev_priv = dev->dev_private; + struct i915_power_domains *power_domains = &dev_priv->power_domains; + struct i915_power_well *power_well; - hsw_pwr = &dev_priv->power_well; + mutex_init(&power_domains->lock); + hsw_pwr = power_domains; - hsw_pwr->device = dev; - mutex_init(&hsw_pwr->lock); - hsw_pwr->count = 0; + power_well = &power_domains->power_wells[0]; + power_well->device = dev; + power_well->count = 0; return 0; } @@ -5675,7 +5682,8 @@ void i915_remove_power_well(struct drm_device *dev) void intel_set_power_well(struct drm_device *dev, bool enable) { struct drm_i915_private *dev_priv = dev->dev_private; - struct i915_power_well *power_well = &dev_priv->power_well; + struct i915_power_domains *power_domains = &dev_priv->power_domains; + struct i915_power_well *power_well; if (!HAS_POWER_WELL(dev)) return; @@ -5683,8 +5691,9 @@ void intel_set_power_well(struct drm_device *dev, bool enable) if (!i915_disable_power_well && !enable) return; - mutex_lock(&power_well->lock); + mutex_lock(&power_domains->lock); + power_well = &power_domains->power_wells[0]; /* * This function will only ever contribute one * to the power well reference count. i915_request @@ -5702,20 +5711,24 @@ void intel_set_power_well(struct drm_device *dev, bool enable) __intel_power_well_put(power_well); out: - mutex_unlock(&power_well->lock); + mutex_unlock(&power_domains->lock); } static void intel_resume_power_well(struct drm_device *dev) { struct drm_i915_private *dev_priv = dev->dev_private; - struct i915_power_well *power_well = &dev_priv->power_well; + struct i915_power_domains *power_domains = &dev_priv->power_domains; + struct i915_power_well *power_well; if (!HAS_POWER_WELL(dev)) return; - mutex_lock(&power_well->lock); + mutex_lock(&power_domains->lock); + + power_well = &power_domains->power_wells[0]; __intel_set_power_well(dev, power_well->count > 0); - mutex_unlock(&power_well->lock); + + mutex_unlock(&power_domains->lock); } /* |