drm/i915: Make intel_display_power_put_unchecked() an internal-only f…

…unction All the display power domain references are wakeref tracked now, so we can mark intel_display_power_put_unchecked() as an internal function (for suppressing wakeref tracking in non-debug builds). Cc: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Imre Deak <imre.deak@intel.com> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Link: https://patchwork.freedesktop.org/patch/msgid/20201130212200.2811939-10-imre.deak@intel.com
mariux64 · Dec 3, 2020 · e352934 · e352934
1 parent 93b916f
commit e352934
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Showing 2 changed files with 23 additions and 22 deletions.
diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c b/drivers/gpu/drm/i915/display/intel_display_power.c
@@ -2184,26 +2184,6 @@ static void __intel_display_power_put(struct drm_i915_private *dev_priv,
 	mutex_unlock(&power_domains->lock);
 }
 
-/**
- * intel_display_power_put_unchecked - release an unchecked power domain reference
- * @dev_priv: i915 device instance
- * @domain: power domain to reference
- *
- * This function drops the power domain reference obtained by
- * intel_display_power_get() and might power down the corresponding hardware
- * block right away if this is the last reference.
- *
- * This function exists only for historical reasons and should be avoided in
- * new code, as the correctness of its use cannot be checked. Always use
- * intel_display_power_put() instead.
- */
-void intel_display_power_put_unchecked(struct drm_i915_private *dev_priv,
-				       enum intel_display_power_domain domain)
-{
-	__intel_display_power_put(dev_priv, domain);
-	intel_runtime_pm_put_unchecked(&dev_priv->runtime_pm);
-}
-
 static void
 queue_async_put_domains_work(struct i915_power_domains *power_domains,
 			     intel_wakeref_t wakeref)
@@ -2410,6 +2390,26 @@ void intel_display_power_put(struct drm_i915_private *dev_priv,
 	__intel_display_power_put(dev_priv, domain);
 	intel_runtime_pm_put(&dev_priv->runtime_pm, wakeref);
 }
+#else
+/**
+ * intel_display_power_put_unchecked - release an unchecked power domain reference
+ * @dev_priv: i915 device instance
+ * @domain: power domain to reference
+ *
+ * This function drops the power domain reference obtained by
+ * intel_display_power_get() and might power down the corresponding hardware
+ * block right away if this is the last reference.
+ *
+ * This function is only for the power domain code's internal use to suppress wakeref
+ * tracking when the correspondig debug kconfig option is disabled, should not
+ * be used otherwise.
+ */
+void intel_display_power_put_unchecked(struct drm_i915_private *dev_priv,
+				       enum intel_display_power_domain domain)
+{
+	__intel_display_power_put(dev_priv, domain);
+	intel_runtime_pm_put_unchecked(&dev_priv->runtime_pm);
+}
 #endif
 
 void

diff --git a/drivers/gpu/drm/i915/display/intel_display_power.h b/drivers/gpu/drm/i915/display/intel_display_power.h
@@ -287,8 +287,6 @@ intel_wakeref_t intel_display_power_get(struct drm_i915_private *dev_priv,
 intel_wakeref_t
 intel_display_power_get_if_enabled(struct drm_i915_private *dev_priv,
 				   enum intel_display_power_domain domain);
-void intel_display_power_put_unchecked(struct drm_i915_private *dev_priv,
-				       enum intel_display_power_domain domain);
 void __intel_display_power_put_async(struct drm_i915_private *i915,
 				     enum intel_display_power_domain domain,
 				     intel_wakeref_t wakeref);
@@ -305,6 +303,9 @@ intel_display_power_put_async(struct drm_i915_private *i915,
 	__intel_display_power_put_async(i915, domain, wakeref);
 }
 #else
+void intel_display_power_put_unchecked(struct drm_i915_private *dev_priv,
+				       enum intel_display_power_domain domain);
+
 static inline void
 intel_display_power_put(struct drm_i915_private *i915,
 			enum intel_display_power_domain domain,