struct drm_connector_state *conn_state)
 {
        struct intel_lvds_encoder *lvds_encoder = to_lvds_encoder(&encoder->base);
-       struct drm_device *dev = encoder->base.dev;
-       struct drm_i915_private *dev_priv = to_i915(dev);
-       struct intel_crtc *crtc = to_intel_crtc(encoder->base.crtc);
-       const struct drm_display_mode *adjusted_mode = &crtc->config->base.adjusted_mode;
+       struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
+       struct intel_crtc *crtc = to_intel_crtc(pipe_config->base.crtc);
+       const struct drm_display_mode *adjusted_mode = &pipe_config->base.adjusted_mode;
        int pipe = crtc->pipe;
        u32 temp;
 
-       if (HAS_PCH_SPLIT(dev)) {
+       if (HAS_PCH_SPLIT(dev_priv)) {
                assert_fdi_rx_pll_disabled(dev_priv, pipe);
                assert_shared_dpll_disabled(dev_priv,
-                                           crtc->config->shared_dpll);
+                                           pipe_config->shared_dpll);
        } else {
                assert_pll_disabled(dev_priv, pipe);
        }
        temp = lvds_encoder->init_lvds_val;
        temp |= LVDS_PORT_EN | LVDS_A0A2_CLKA_POWER_UP;
 
-       if (HAS_PCH_CPT(dev)) {
+       if (HAS_PCH_CPT(dev_priv)) {
                temp &= ~PORT_TRANS_SEL_MASK;
                temp |= PORT_TRANS_SEL_CPT(pipe);
        } else {
 
        /* set the corresponsding LVDS_BORDER bit */
        temp &= ~LVDS_BORDER_ENABLE;
-       temp |= crtc->config->gmch_pfit.lvds_border_bits;
+       temp |= pipe_config->gmch_pfit.lvds_border_bits;
        /* Set the B0-B3 data pairs corresponding to whether we're going to
         * set the DPLLs for dual-channel mode or not.
         */
        if (IS_GEN4(dev_priv)) {
                /* Bspec wording suggests that LVDS port dithering only exists
                 * for 18bpp panels. */
-               if (crtc->config->dither && crtc->config->pipe_bpp == 18)
+               if (pipe_config->dither && pipe_config->pipe_bpp == 18)
                        temp |= LVDS_ENABLE_DITHER;
                else
                        temp &= ~LVDS_ENABLE_DITHER;
                               struct intel_crtc_state *old_crtc_state,
                               struct drm_connector_state *old_conn_state)
 {
-       struct drm_device *dev = encoder->base.dev;
        struct intel_lvds_encoder *lvds_encoder = to_lvds_encoder(&encoder->base);
-       struct drm_i915_private *dev_priv = to_i915(dev);
+       struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
 
        I915_WRITE(PP_CONTROL(0), I915_READ(PP_CONTROL(0)) & ~PANEL_POWER_ON);
        if (intel_wait_for_register(dev_priv, PP_STATUS(0), PP_ON, 0, 1000))