[PATCH 4/5] init-power

Chris Wilson chris at chris-wilson.co.uk
Sat Aug 11 22:20:58 UTC 2018


---
 drivers/gpu/drm/i915/i915_drv.c      | 4 ++++
 drivers/gpu/drm/i915/intel_display.c | 7 ++++---
 2 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index eb6e2107b5b6..c26a7533fe25 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -689,6 +689,9 @@ static int i915_load_modeset_init(struct drm_device *dev)
 
 	intel_setup_overlay(dev_priv);
 
+	intel_display_set_init_power(dev_priv, false);
+	intel_power_domains_verify_state(dev_priv);
+
 	if (INTEL_INFO(dev_priv)->num_pipes == 0)
 		return 0;
 
@@ -1777,6 +1780,7 @@ static int i915_drm_resume(struct drm_device *dev)
 
 	intel_opregion_notify_adapter(dev_priv, PCI_D0);
 
+	intel_display_set_init_power(dev_priv, false);
 	enable_rpm_wakeref_asserts(dev_priv);
 
 	return 0;
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index cc3f21ddae9c..12be9ca37e73 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -15846,6 +15846,8 @@ intel_modeset_setup_hw_state(struct drm_device *dev,
 	struct intel_encoder *encoder;
 	int i;
 
+	intel_display_power_get(dev_priv, POWER_DOMAIN_INIT);
+
 	intel_early_display_was(dev_priv);
 	intel_modeset_readout_hw_state(dev);
 
@@ -15900,11 +15902,10 @@ intel_modeset_setup_hw_state(struct drm_device *dev,
 		if (WARN_ON(put_domains))
 			modeset_put_power_domains(dev_priv, put_domains);
 	}
-	intel_display_set_init_power(dev_priv, false);
-
-	intel_power_domains_verify_state(dev_priv);
 
 	intel_fbc_init_pipe_state(dev_priv);
+
+	intel_display_power_put(dev_priv, POWER_DOMAIN_INIT);
 }
 
 void intel_display_resume(struct drm_device *dev)
-- 
2.18.0



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