[PATCH 06/17] drm/i915: Move FBC init and cleanup calls to modeset functions

José Roberto de Souza jose.souza at intel.com
Wed Jul 25 00:53:55 UTC 2018


Although FBC helps save power it do not belongs to power management
also the cleanup was placed in i915_driver_unload() also not a good
place. intel_modeset_init()/intel_modeset_cleanup() are better places
also this will help make easy disable features that depends in
display being enabled in driver.

Signed-off-by: José Roberto de Souza <jose.souza at intel.com>
---
 drivers/gpu/drm/i915/i915_drv.c      | 1 -
 drivers/gpu/drm/i915/intel_display.c | 4 ++++
 drivers/gpu/drm/i915/intel_pm.c      | 2 --
 3 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index eb905f17759e..6990df0a5a01 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -1472,7 +1472,6 @@ void i915_driver_unload(struct drm_device *dev)
 	i915_reset_error_state(dev_priv);
 
 	i915_gem_fini(dev_priv);
-	intel_fbc_cleanup_cfb(dev_priv);
 
 	intel_power_domains_fini(dev_priv);
 
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 12a8f6c96161..df9dace2ed4e 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -15184,6 +15184,8 @@ int intel_modeset_init(struct drm_device *dev)
 
 	intel_init_quirks(dev);
 
+	intel_fbc_init(dev_priv);
+
 	intel_init_pm(dev_priv);
 
 	if (INTEL_INFO(dev_priv)->num_pipes == 0)
@@ -15999,6 +16001,8 @@ void intel_modeset_cleanup(struct drm_device *dev)
 	intel_teardown_gmbus(dev_priv);
 
 	destroy_workqueue(dev_priv->modeset_wq);
+
+	intel_fbc_cleanup_cfb(dev_priv);
 }
 
 void intel_connector_attach_encoder(struct intel_connector *connector,
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 7312ecb73415..949e1fd7da77 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -9245,8 +9245,6 @@ void intel_init_clock_gating_hooks(struct drm_i915_private *dev_priv)
 /* Set up chip specific power management-related functions */
 void intel_init_pm(struct drm_i915_private *dev_priv)
 {
-	intel_fbc_init(dev_priv);
-
 	/* For cxsr */
 	if (IS_PINEVIEW(dev_priv))
 		i915_pineview_get_mem_freq(dev_priv);
-- 
2.18.0



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