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drm/i915: Add locking around chv_phy_control_init() 

dev_priv->chv_phy_control is protected by the power_domains->lock
elsewhere, so also grab it when initializing chv_phy_control.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Deepak S <deepak.s@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Ville Syrjälä 2015-07-08 23:45:51 +03:00 committed by Daniel Vetter
parent e27f299ec3
commit 770effb19f
1 changed files with 2 additions and 0 deletions
drivers/gpu/drm/i915
intel_runtime_pm.c

2
drivers/gpu/drm/i915/intel_runtime_pm.c
View File

@ -1685,7 +1685,9 @@ void intel_power_domains_init_hw(struct drm_i915_private *dev_priv)
power_domains->initializing = true;
if (IS_CHERRYVIEW(dev)) {
mutex_lock(&power_domains->lock);
chv_phy_control_init(dev_priv);
mutex_unlock(&power_domains->lock);
} else if (IS_VALLEYVIEW(dev)) {
mutex_lock(&power_domains->lock);
vlv_cmnlane_wa(dev_priv);