+static struct drm_property_blob *
+ilk_read_lut_10(const struct 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);
+ u32 lut_size = INTEL_INFO(dev_priv)->color.gamma_lut_size;
+ enum pipe pipe = crtc->pipe;
+ struct drm_property_blob *blob;
+ struct drm_color_lut *blob_data;
+ u32 i, val;
+
+ blob = drm_property_create_blob(&dev_priv->drm,
+ sizeof(struct drm_color_lut) * lut_size,
+ NULL);
+ if (IS_ERR(blob))
+ return NULL;
+
+ blob_data = blob->data;
+
+ for (i = 0; i < lut_size; i++) {
+ val = I915_READ(PREC_PALETTE(pipe, i));
+
+ blob_data[i].red = intel_color_lut_pack(REG_FIELD_GET(
+ PREC_PALETTE_RED_MASK, val), 10);
+ blob_data[i].green = intel_color_lut_pack(REG_FIELD_GET(
+ PREC_PALETTE_GREEN_MASK, val), 10);
+ blob_data[i].blue = intel_color_lut_pack(REG_FIELD_GET(
+ PREC_PALETTE_BLUE_MASK, val), 10);
+ }
+
+ return blob;
+}
+
+static void ilk_read_luts(struct intel_crtc_state *crtc_state)
+{
+ if (crtc_state->gamma_mode == GAMMA_MODE_MODE_8BIT)
+ crtc_state->base.gamma_lut = i9xx_read_lut_8(crtc_state);
+ else
+ crtc_state->base.gamma_lut = ilk_read_lut_10(crtc_state);
+}
+