1 // SPDX-License-Identifier: MIT 2 /* 3 * Copyright © 2023 Intel Corporation 4 */ 5 6 #include "i915_reg.h" 7 #include "intel_de.h" 8 #include "intel_display_types.h" 9 #include "intel_dpt_common.h" 10 11 void intel_dpt_configure(struct intel_crtc *crtc) 12 { 13 struct drm_i915_private *i915 = to_i915(crtc->base.dev); 14 15 if (DISPLAY_VER(i915) == 14) { 16 enum pipe pipe = crtc->pipe; 17 enum plane_id plane_id; 18 19 for_each_plane_id_on_crtc(crtc, plane_id) { 20 if (plane_id == PLANE_CURSOR) 21 continue; 22 23 intel_de_rmw(i915, PLANE_CHICKEN(pipe, plane_id), 24 PLANE_CHICKEN_DISABLE_DPT, 25 i915->display.params.enable_dpt ? 0 : 26 PLANE_CHICKEN_DISABLE_DPT); 27 } 28 } else if (DISPLAY_VER(i915) == 13) { 29 intel_de_rmw(i915, CHICKEN_MISC_2, 30 CHICKEN_MISC_DISABLE_DPT, 31 i915->display.params.enable_dpt ? 0 : 32 CHICKEN_MISC_DISABLE_DPT); 33 } 34 } 35