Revert "drm/i915/bxt: Disable power well support"

With the preceding fixes power well support should be functional on
Broxton, I could enter/exit DC5 without problems.

This reverts commit 18024199579882265653bfe9e2b1a3dcb5697cd9.

CC: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: David Weinehall <david.weinehall@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1459515767-29228-16-git-send-email-imre.deak@intel.com

diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c
index cb20606d7d57fca41508e3bdda7bfe88a010eb97..259f66f94854701e4d418e94567775a960044afe 100644 (file)
--- a/drivers/gpu/drm/i915/intel_runtime_pm.c
+++ b/drivers/gpu/drm/i915/intel_runtime_pm.c
@@ -1963,11 +1963,6 @@ sanitize_disable_power_well_option(const struct drm_i915_private *dev_priv,
        if (disable_power_well >= 0)
                return !!disable_power_well;
 
-       if (IS_BROXTON(dev_priv)) {
-               DRM_DEBUG_KMS("Disabling display power well support\n");
-               return 0;
-       }
-
        return 1;
 }