1 files changed, 4 insertions, 30 deletions

diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c
index d89c1d0aa1b7..7e23d65c9b24 100644
--- a/drivers/gpu/drm/i915/intel_runtime_pm.c
+++ b/drivers/gpu/drm/i915/intel_runtime_pm.c
@@ -362,6 +362,7 @@ static void hsw_set_power_well(struct drm_i915_private *dev_priv,
         BIT(POWER_DOMAIN_AUX_C) |                       \
         BIT(POWER_DOMAIN_AUDIO) |                       \
         BIT(POWER_DOMAIN_VGA) |                         \
+        BIT(POWER_DOMAIN_GMBUS) |                       \
         BIT(POWER_DOMAIN_INIT))
 #define BXT_DISPLAY_POWERWELL_1_POWER_DOMAINS (         \
         BXT_DISPLAY_POWERWELL_2_POWER_DOMAINS |         \
@@ -1483,6 +1484,7 @@ void intel_display_power_put(struct drm_i915_private *dev_priv,
         BIT(POWER_DOMAIN_AUX_B) |                       \
         BIT(POWER_DOMAIN_AUX_C) |                       \
         BIT(POWER_DOMAIN_AUX_D) |                       \
+        BIT(POWER_DOMAIN_GMBUS) |                       \
         BIT(POWER_DOMAIN_INIT))
 #define HSW_DISPLAY_POWER_DOMAINS (                             \
         (POWER_DOMAIN_MASK & ~HSW_ALWAYS_ON_POWER_DOMAINS) |    \
@@ -1845,6 +1847,8 @@ int intel_power_domains_init(struct drm_i915_private *dev_priv)
         i915.disable_power_well = sanitize_disable_power_well_option(dev_priv,
                                                      i915.disable_power_well);
 
+        BUILD_BUG_ON(POWER_DOMAIN_NUM > 31);
+
         mutex_init(&power_domains->lock);
 
         /*
@@ -2064,36 +2068,6 @@ void intel_power_domains_init_hw(struct drm_i915_private *dev_priv)
 }
 
 /**
- * intel_aux_display_runtime_get - grab an auxiliary power domain reference
- * @dev_priv: i915 device instance
- *
- * This function grabs a power domain reference for the auxiliary power domain
- * (for access to the GMBUS and DP AUX blocks) and ensures that it and all its
- * parents are powered up. Therefore users should only grab a reference to the
- * innermost power domain they need.
- *
- * Any power domain reference obtained by this function must have a symmetric
- * call to intel_aux_display_runtime_put() to release the reference again.
- */
-void intel_aux_display_runtime_get(struct drm_i915_private *dev_priv)
-{
-        intel_runtime_pm_get(dev_priv);
-}
-
-/**
- * intel_aux_display_runtime_put - release an auxiliary power domain reference
- * @dev_priv: i915 device instance
- *
- * This function drops the auxiliary power domain reference obtained by
- * intel_aux_display_runtime_get() and might power down the corresponding
- * hardware block right away if this is the last reference.
- */
-void intel_aux_display_runtime_put(struct drm_i915_private *dev_priv)
-{
-        intel_runtime_pm_put(dev_priv);
-}
-
-/**
  * intel_runtime_pm_get - grab a runtime pm reference
  * @dev_priv: i915 device instance
  *