drm/i915: Pass dev_priv to intel_wait_for_vblank()

Unify our approach to things by passing around dev_priv instead of dev.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1477946245-14134-8-git-send-email-ville.syrjala@linux.intel.com
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c
index 7118fb55..9212f00 100644
--- a/drivers/gpu/drm/i915/intel_tv.c
+++ b/drivers/gpu/drm/i915/intel_tv.c
@@ -856,7 +856,7 @@ intel_enable_tv(struct intel_encoder *encoder,
 	struct drm_i915_private *dev_priv = to_i915(dev);
 
 	/* Prevents vblank waits from timing out in intel_tv_detect_type() */
-	intel_wait_for_vblank(encoder->base.dev,
+	intel_wait_for_vblank(dev_priv,
 			      to_intel_crtc(encoder->base.crtc)->pipe);
 
 	I915_WRITE(TV_CTL, I915_READ(TV_CTL) | TV_ENC_ENABLE);
@@ -1238,7 +1238,7 @@ intel_tv_detect_type(struct intel_tv *intel_tv,
 	I915_WRITE(TV_DAC, tv_dac);
 	POSTING_READ(TV_DAC);
 
-	intel_wait_for_vblank(dev, intel_crtc->pipe);
+	intel_wait_for_vblank(dev_priv, intel_crtc->pipe);
 
 	type = -1;
 	tv_dac = I915_READ(TV_DAC);
@@ -1268,7 +1268,7 @@ intel_tv_detect_type(struct intel_tv *intel_tv,
 	POSTING_READ(TV_CTL);
 
 	/* For unknown reasons the hw barfs if we don't do this vblank wait. */
-	intel_wait_for_vblank(dev, intel_crtc->pipe);
+	intel_wait_for_vblank(dev_priv, intel_crtc->pipe);
 
 	/* Restore interrupt config */
 	if (connector->polled & DRM_CONNECTOR_POLL_HPD) {