drm/i915/pm: drop intel_pm_setup()

All the init in intel_pm_setup() is related to runtime pm. Move them to
intel_runtime_pm_init_early(), and remove intel_pm_setup().
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/b01f9bf0afa9abaece5d0f76aecde69e2679f662.1677678803.git.jani.nikula@intel.com

drivers/gpu/drm/i915/i915_driver.c

@@ -250,7 +250,6 @@ static int i915_driver_early_probe(struct drm_i915_private *dev_priv)
 	/* This must be called before any calls to HAS_PCH_* */
 	intel_detect_pch(dev_priv);
 
-	intel_pm_setup(dev_priv);
 	intel_irq_init(dev_priv);
 	intel_init_display_hooks(dev_priv);
 	intel_init_clock_gating_hooks(dev_priv);

drivers/gpu/drm/i915/intel_pm.c

@@ -899,9 +899,3 @@ void intel_init_clock_gating_hooks(struct drm_i915_private *dev_priv)
 		dev_priv->clock_gating_funcs = &nop_clock_gating_funcs;
 	}
 }
-
-void intel_pm_setup(struct drm_i915_private *dev_priv)
-{
-	dev_priv->runtime_pm.suspended = false;
-	atomic_set(&dev_priv->runtime_pm.wakeref_count, 0);
-}

drivers/gpu/drm/i915/intel_pm.h

@@ -15,6 +15,5 @@ struct intel_plane_state;
 void intel_init_clock_gating(struct drm_i915_private *dev_priv);
 void intel_suspend_hw(struct drm_i915_private *dev_priv);
 void intel_init_clock_gating_hooks(struct drm_i915_private *dev_priv);
-void intel_pm_setup(struct drm_i915_private *dev_priv);
 
 #endif /* __INTEL_PM_H__ */

drivers/gpu/drm/i915/intel_runtime_pm.c

@@ -652,6 +652,8 @@ void intel_runtime_pm_init_early(struct intel_runtime_pm *rpm)
 
 	rpm->kdev = kdev;
 	rpm->available = HAS_RUNTIME_PM(i915);
+	rpm->suspended = false;
+	atomic_set(&rpm->wakeref_count, 0);
 
 	init_intel_runtime_pm_wakeref(rpm);
 	INIT_LIST_HEAD(&rpm->lmem_userfault_list);