#define ILK_CSC_COEFF_1_0              \
        ((7 << 12) | ILK_CSC_COEFF_FP(CTM_COEFF_1_0, 8))
 
-static bool crtc_state_is_legacy_gamma(struct drm_crtc_state *state)
+static bool crtc_state_is_legacy_gamma(struct intel_crtc_state *crtc_state)
 {
-       return !state->degamma_lut &&
-               !state->ctm &&
-               state->gamma_lut &&
-               drm_color_lut_size(state->gamma_lut) == LEGACY_LUT_LENGTH;
+       int lut_length = drm_color_lut_size(crtc_state->base.gamma_lut);
+
+       return !crtc_state->base.degamma_lut &&
+               !crtc_state->base.ctm &&
+               crtc_state->base.gamma_lut &&
+               lut_length == LEGACY_LUT_LENGTH;
 }
 
 /*
        return result;
 }
 
-static void ilk_load_ycbcr_conversion_matrix(struct intel_crtc *intel_crtc)
+static void ilk_load_ycbcr_conversion_matrix(struct intel_crtc *crtc)
 {
-       int pipe = intel_crtc->pipe;
-       struct drm_i915_private *dev_priv = to_i915(intel_crtc->base.dev);
+       int pipe = crtc->pipe;
+       struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
 
        I915_WRITE(PIPE_CSC_PREOFF_HI(pipe), 0);
        I915_WRITE(PIPE_CSC_PREOFF_ME(pipe), 0);
        I915_WRITE(PIPE_CSC_MODE(pipe), 0);
 }
 
-static void ilk_load_csc_matrix(struct drm_crtc_state *crtc_state)
+static void ilk_load_csc_matrix(struct intel_crtc_state *crtc_state)
 {
-       struct drm_crtc *crtc = crtc_state->crtc;
-       struct drm_i915_private *dev_priv = to_i915(crtc->dev);
-       struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
-       int i, pipe = intel_crtc->pipe;
+       struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
+       struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
+       int i, pipe = crtc->pipe;
        uint16_t coeffs[9] = { 0, };
-       struct intel_crtc_state *intel_crtc_state = to_intel_crtc_state(crtc_state);
        bool limited_color_range = false;
 
        /*
         * do the range compression using the gamma LUT instead.
         */
        if (INTEL_GEN(dev_priv) >= 8 || IS_HASWELL(dev_priv))
-               limited_color_range = intel_crtc_state->limited_color_range;
+               limited_color_range = crtc_state->limited_color_range;
 
-       if (intel_crtc_state->output_format == INTEL_OUTPUT_FORMAT_YCBCR420 ||
-           intel_crtc_state->output_format == INTEL_OUTPUT_FORMAT_YCBCR444) {
-               ilk_load_ycbcr_conversion_matrix(intel_crtc);
+       if (crtc_state->output_format == INTEL_OUTPUT_FORMAT_YCBCR420 ||
+           crtc_state->output_format == INTEL_OUTPUT_FORMAT_YCBCR444) {
+               ilk_load_ycbcr_conversion_matrix(crtc);
                return;
-       } else if (crtc_state->ctm) {
-               struct drm_color_ctm *ctm = crtc_state->ctm->data;
+       } else if (crtc_state->base.ctm) {
+               struct drm_color_ctm *ctm = crtc_state->base.ctm->data;
                const u64 *input;
                u64 temp[9];
 
 /*
  * Set up the pipe CSC unit on CherryView.
  */
-static void cherryview_load_csc_matrix(struct drm_crtc_state *state)
+static void cherryview_load_csc_matrix(struct intel_crtc_state *crtc_state)
 {
-       struct drm_crtc *crtc = state->crtc;
-       struct drm_device *dev = crtc->dev;
+       struct drm_device *dev = crtc_state->base.crtc->dev;
        struct drm_i915_private *dev_priv = to_i915(dev);
-       int pipe = to_intel_crtc(crtc)->pipe;
+       int pipe = to_intel_crtc(crtc_state->base.crtc)->pipe;
        uint32_t mode;
 
-       if (state->ctm) {
-               struct drm_color_ctm *ctm = state->ctm->data;
+       if (crtc_state->base.ctm) {
+               struct drm_color_ctm *ctm = crtc_state->base.ctm->data;
                uint16_t coeffs[9] = { 0, };
                int i;
 
                I915_WRITE(CGM_PIPE_CSC_COEFF8(pipe), coeffs[8]);
        }
 
-       mode = (state->ctm ? CGM_PIPE_MODE_CSC : 0);
-       if (!crtc_state_is_legacy_gamma(state)) {
-               mode |= (state->degamma_lut ? CGM_PIPE_MODE_DEGAMMA : 0) |
-                       (state->gamma_lut ? CGM_PIPE_MODE_GAMMA : 0);
+       mode = (crtc_state->base.ctm ? CGM_PIPE_MODE_CSC : 0);
+       if (!crtc_state_is_legacy_gamma(crtc_state)) {
+               mode |= (crtc_state->base.degamma_lut ? CGM_PIPE_MODE_DEGAMMA : 0) |
+                       (crtc_state->base.gamma_lut ? CGM_PIPE_MODE_GAMMA : 0);
        }
        I915_WRITE(CGM_PIPE_MODE(pipe), mode);
 }
 
-void intel_color_set_csc(struct drm_crtc_state *crtc_state)
+void intel_color_set_csc(struct intel_crtc_state *crtc_state)
 {
-       struct drm_device *dev = crtc_state->crtc->dev;
+       struct drm_device *dev = crtc_state->base.crtc->dev;
        struct drm_i915_private *dev_priv = to_i915(dev);
 
        if (dev_priv->display.load_csc_matrix)
 }
 
 /* Loads the legacy palette/gamma unit for the CRTC. */
-static void i9xx_load_luts_internal(struct drm_crtc *crtc,
-                                   struct drm_property_blob *blob,
-                                   struct intel_crtc_state *crtc_state)
+static void i9xx_load_luts_internal(struct intel_crtc_state *crtc_state,
+                                   struct drm_property_blob *blob)
 {
-       struct drm_device *dev = crtc->dev;
-       struct drm_i915_private *dev_priv = to_i915(dev);
-       struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
-       enum pipe pipe = intel_crtc->pipe;
+       struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
+       struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
+       enum pipe pipe = crtc->pipe;
        int i;
 
        if (HAS_GMCH_DISPLAY(dev_priv)) {
        }
 }
 
-static void i9xx_load_luts(struct drm_crtc_state *crtc_state)
+static void i9xx_load_luts(struct intel_crtc_state *crtc_state)
 {
-       i9xx_load_luts_internal(crtc_state->crtc, crtc_state->gamma_lut,
-                               to_intel_crtc_state(crtc_state));
+       i9xx_load_luts_internal(crtc_state, crtc_state->base.gamma_lut);
 }
 
 /* Loads the legacy palette/gamma unit for the CRTC on Haswell. */
-static void haswell_load_luts(struct drm_crtc_state *crtc_state)
+static void haswell_load_luts(struct intel_crtc_state *crtc_state)
 {
-       struct drm_crtc *crtc = crtc_state->crtc;
-       struct drm_device *dev = crtc->dev;
-       struct drm_i915_private *dev_priv = to_i915(dev);
-       struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
-       struct intel_crtc_state *intel_crtc_state =
-               to_intel_crtc_state(crtc_state);
+       struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
+       struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
        bool reenable_ips = false;
 
        /*
         * Workaround : Do not read or write the pipe palette/gamma data while
         * GAMMA_MODE is configured for split gamma and IPS_CTL has IPS enabled.
         */
-       if (IS_HASWELL(dev_priv) && intel_crtc_state->ips_enabled &&
-           (intel_crtc_state->gamma_mode == GAMMA_MODE_MODE_SPLIT)) {
-               hsw_disable_ips(intel_crtc_state);
+       if (IS_HASWELL(dev_priv) && crtc_state->ips_enabled &&
+           (crtc_state->gamma_mode == GAMMA_MODE_MODE_SPLIT)) {
+               hsw_disable_ips(crtc_state);
                reenable_ips = true;
        }
 
-       intel_crtc_state->gamma_mode = GAMMA_MODE_MODE_8BIT;
-       I915_WRITE(GAMMA_MODE(intel_crtc->pipe), GAMMA_MODE_MODE_8BIT);
+       crtc_state->gamma_mode = GAMMA_MODE_MODE_8BIT;
+       I915_WRITE(GAMMA_MODE(crtc->pipe), GAMMA_MODE_MODE_8BIT);
 
        i9xx_load_luts(crtc_state);
 
        if (reenable_ips)
-               hsw_enable_ips(intel_crtc_state);
+               hsw_enable_ips(crtc_state);
 }
 
-static void bdw_load_degamma_lut(struct drm_crtc_state *state)
+static void bdw_load_degamma_lut(struct intel_crtc_state *crtc_state)
 {
-       struct drm_i915_private *dev_priv = to_i915(state->crtc->dev);
-       enum pipe pipe = to_intel_crtc(state->crtc)->pipe;
+       struct drm_i915_private *dev_priv = to_i915(crtc_state->base.crtc->dev);
+       enum pipe pipe = to_intel_crtc(crtc_state->base.crtc)->pipe;
        uint32_t i, lut_size = INTEL_INFO(dev_priv)->color.degamma_lut_size;
 
        I915_WRITE(PREC_PAL_INDEX(pipe),
                   PAL_PREC_SPLIT_MODE | PAL_PREC_AUTO_INCREMENT);
 
-       if (state->degamma_lut) {
-               struct drm_color_lut *lut = state->degamma_lut->data;
+       if (crtc_state->base.degamma_lut) {
+               struct drm_color_lut *lut = crtc_state->base.degamma_lut->data;
 
                for (i = 0; i < lut_size; i++) {
                        uint32_t word =
        }
 }
 
-static void bdw_load_gamma_lut(struct drm_crtc_state *state, u32 offset)
+static void bdw_load_gamma_lut(struct intel_crtc_state *crtc_state, u32 offset)
 {
-       struct drm_i915_private *dev_priv = to_i915(state->crtc->dev);
-       enum pipe pipe = to_intel_crtc(state->crtc)->pipe;
+       struct drm_i915_private *dev_priv = to_i915(crtc_state->base.crtc->dev);
+       enum pipe pipe = to_intel_crtc(crtc_state->base.crtc)->pipe;
        uint32_t i, lut_size = INTEL_INFO(dev_priv)->color.gamma_lut_size;
 
        WARN_ON(offset & ~PAL_PREC_INDEX_VALUE_MASK);
                   PAL_PREC_AUTO_INCREMENT |
                   offset);
 
-       if (state->gamma_lut) {
-               struct drm_color_lut *lut = state->gamma_lut->data;
+       if (crtc_state->base.gamma_lut) {
+               struct drm_color_lut *lut = crtc_state->base.gamma_lut->data;
 
                for (i = 0; i < lut_size; i++) {
                        uint32_t word =
 }
 
 /* Loads the palette/gamma unit for the CRTC on Broadwell+. */
-static void broadwell_load_luts(struct drm_crtc_state *state)
+static void broadwell_load_luts(struct intel_crtc_state *crtc_state)
 {
-       struct drm_i915_private *dev_priv = to_i915(state->crtc->dev);
-       struct intel_crtc_state *intel_state = to_intel_crtc_state(state);
-       enum pipe pipe = to_intel_crtc(state->crtc)->pipe;
+       struct drm_i915_private *dev_priv = to_i915(crtc_state->base.crtc->dev);
+       enum pipe pipe = to_intel_crtc(crtc_state->base.crtc)->pipe;
 
-       if (crtc_state_is_legacy_gamma(state)) {
-               haswell_load_luts(state);
+       if (crtc_state_is_legacy_gamma(crtc_state)) {
+               haswell_load_luts(crtc_state);
                return;
        }
 
-       bdw_load_degamma_lut(state);
-       bdw_load_gamma_lut(state,
+       bdw_load_degamma_lut(crtc_state);
+       bdw_load_gamma_lut(crtc_state,
                           INTEL_INFO(dev_priv)->color.degamma_lut_size);
 
-       intel_state->gamma_mode = GAMMA_MODE_MODE_SPLIT;
+       crtc_state->gamma_mode = GAMMA_MODE_MODE_SPLIT;
        I915_WRITE(GAMMA_MODE(pipe), GAMMA_MODE_MODE_SPLIT);
        POSTING_READ(GAMMA_MODE(pipe));
 
        I915_WRITE(PREC_PAL_INDEX(pipe), 0);
 }
 
-static void glk_load_degamma_lut(struct drm_crtc_state *state)
+static void glk_load_degamma_lut(struct intel_crtc_state *crtc_state)
 {
-       struct drm_i915_private *dev_priv = to_i915(state->crtc->dev);
-       enum pipe pipe = to_intel_crtc(state->crtc)->pipe;
+       struct drm_i915_private *dev_priv = to_i915(crtc_state->base.crtc->dev);
+       enum pipe pipe = to_intel_crtc(crtc_state->base.crtc)->pipe;
        const uint32_t lut_size = 33;
        uint32_t i;
 
                I915_WRITE(PRE_CSC_GAMC_DATA(pipe), (1 << 16));
 }
 
-static void glk_load_luts(struct drm_crtc_state *state)
+static void glk_load_luts(struct intel_crtc_state *crtc_state)
 {
-       struct drm_crtc *crtc = state->crtc;
-       struct drm_device *dev = crtc->dev;
+       struct drm_device *dev = crtc_state->base.crtc->dev;
        struct drm_i915_private *dev_priv = to_i915(dev);
-       struct intel_crtc_state *intel_state = to_intel_crtc_state(state);
-       enum pipe pipe = to_intel_crtc(crtc)->pipe;
+       enum pipe pipe = to_intel_crtc(crtc_state->base.crtc)->pipe;
 
-       glk_load_degamma_lut(state);
+       glk_load_degamma_lut(crtc_state);
 
-       if (crtc_state_is_legacy_gamma(state)) {
-               haswell_load_luts(state);
+       if (crtc_state_is_legacy_gamma(crtc_state)) {
+               haswell_load_luts(crtc_state);
                return;
        }
 
-       bdw_load_gamma_lut(state, 0);
+       bdw_load_gamma_lut(crtc_state, 0);
 
-       intel_state->gamma_mode = GAMMA_MODE_MODE_10BIT;
+       crtc_state->gamma_mode = GAMMA_MODE_MODE_10BIT;
        I915_WRITE(GAMMA_MODE(pipe), GAMMA_MODE_MODE_10BIT);
        POSTING_READ(GAMMA_MODE(pipe));
 }
 
 /* Loads the palette/gamma unit for the CRTC on CherryView. */
-static void cherryview_load_luts(struct drm_crtc_state *state)
+static void cherryview_load_luts(struct intel_crtc_state *crtc_state)
 {
-       struct drm_crtc *crtc = state->crtc;
+       struct drm_crtc *crtc = crtc_state->base.crtc;
        struct drm_i915_private *dev_priv = to_i915(crtc->dev);
        enum pipe pipe = to_intel_crtc(crtc)->pipe;
        struct drm_color_lut *lut;
        uint32_t i, lut_size;
        uint32_t word0, word1;
 
-       if (crtc_state_is_legacy_gamma(state)) {
+       if (crtc_state_is_legacy_gamma(crtc_state)) {
                /* Turn off degamma/gamma on CGM block. */
                I915_WRITE(CGM_PIPE_MODE(pipe),
-                          (state->ctm ? CGM_PIPE_MODE_CSC : 0));
-               i9xx_load_luts_internal(crtc, state->gamma_lut,
-                                       to_intel_crtc_state(state));
+                          (crtc_state->base.ctm ? CGM_PIPE_MODE_CSC : 0));
+               i9xx_load_luts_internal(crtc_state, crtc_state->base.gamma_lut);
                return;
        }
 
-       if (state->degamma_lut) {
-               lut = state->degamma_lut->data;
+       if (crtc_state->base.degamma_lut) {
+               lut = crtc_state->base.degamma_lut->data;
                lut_size = INTEL_INFO(dev_priv)->color.degamma_lut_size;
                for (i = 0; i < lut_size; i++) {
                        /* Write LUT in U0.14 format. */
                }
        }
 
-       if (state->gamma_lut) {
-               lut = state->gamma_lut->data;
+       if (crtc_state->base.gamma_lut) {
+               lut = crtc_state->base.gamma_lut->data;
                lut_size = INTEL_INFO(dev_priv)->color.gamma_lut_size;
                for (i = 0; i < lut_size; i++) {
                        /* Write LUT in U0.10 format. */
        }
 
        I915_WRITE(CGM_PIPE_MODE(pipe),
-                  (state->ctm ? CGM_PIPE_MODE_CSC : 0) |
-                  (state->degamma_lut ? CGM_PIPE_MODE_DEGAMMA : 0) |
-                  (state->gamma_lut ? CGM_PIPE_MODE_GAMMA : 0));
+                  (crtc_state->base.ctm ? CGM_PIPE_MODE_CSC : 0) |
+                  (crtc_state->base.degamma_lut ? CGM_PIPE_MODE_DEGAMMA : 0) |
+                  (crtc_state->base.gamma_lut ? CGM_PIPE_MODE_GAMMA : 0));
 
        /*
         * Also program a linear LUT in the legacy block (behind the
         * CGM block).
         */
-       i9xx_load_luts_internal(crtc, NULL, to_intel_crtc_state(state));
+       i9xx_load_luts_internal(crtc_state, NULL);
 }
 
-void intel_color_load_luts(struct drm_crtc_state *crtc_state)
+void intel_color_load_luts(struct intel_crtc_state *crtc_state)
 {
-       struct drm_device *dev = crtc_state->crtc->dev;
+       struct drm_device *dev = crtc_state->base.crtc->dev;
        struct drm_i915_private *dev_priv = to_i915(dev);
 
        dev_priv->display.load_luts(crtc_state);
 }
 
-int intel_color_check(struct drm_crtc *crtc,
-                     struct drm_crtc_state *crtc_state)
+int intel_color_check(struct intel_crtc_state *crtc_state)
 {
-       struct drm_i915_private *dev_priv = to_i915(crtc->dev);
+       struct drm_i915_private *dev_priv = to_i915(crtc_state->base.crtc->dev);
        size_t gamma_length, degamma_length;
 
        degamma_length = INTEL_INFO(dev_priv)->color.degamma_lut_size;
         * We allow both degamma & gamma luts at the right size or
         * NULL.
         */
-       if ((!crtc_state->degamma_lut ||
-            drm_color_lut_size(crtc_state->degamma_lut) == degamma_length) &&
-           (!crtc_state->gamma_lut ||
-            drm_color_lut_size(crtc_state->gamma_lut) == gamma_length))
+       if ((!crtc_state->base.degamma_lut ||
+            drm_color_lut_size(crtc_state->base.degamma_lut) == degamma_length) &&
+           (!crtc_state->base.gamma_lut ||
+            drm_color_lut_size(crtc_state->base.gamma_lut) == gamma_length))
                return 0;
 
        /*
        return -EINVAL;
 }
 
-void intel_color_init(struct drm_crtc *crtc)
+void intel_color_init(struct intel_crtc *crtc)
 {
-       struct drm_i915_private *dev_priv = to_i915(crtc->dev);
+       struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
 
-       drm_mode_crtc_set_gamma_size(crtc, 256);
+       drm_mode_crtc_set_gamma_size(&crtc->base, 256);
 
        if (IS_CHERRYVIEW(dev_priv)) {
                dev_priv->display.load_csc_matrix = cherryview_load_csc_matrix;
        /* Enable color management support when we have degamma & gamma LUTs. */
        if (INTEL_INFO(dev_priv)->color.degamma_lut_size != 0 &&
            INTEL_INFO(dev_priv)->color.gamma_lut_size != 0)
-               drm_crtc_enable_color_mgmt(crtc,
+               drm_crtc_enable_color_mgmt(&crtc->base,
                                           INTEL_INFO(dev_priv)->color.degamma_lut_size,
                                           true,
                                           INTEL_INFO(dev_priv)->color.gamma_lut_size);