1 /* SPDX-License-Identifier: MIT */ 2 /* 3 * Copyright 2022 Advanced Micro Devices, Inc. 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining a 6 * copy of this software and associated documentation files (the "Software"), 7 * to deal in the Software without restriction, including without limitation 8 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 9 * and/or sell copies of the Software, and to permit persons to whom the 10 * Software is furnished to do so, subject to the following conditions: 11 * 12 * The above copyright notice and this permission notice shall be included in 13 * all copies or substantial portions of the Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 19 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 20 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 21 * OTHER DEALINGS IN THE SOFTWARE. 22 * 23 * Authors: AMD 24 * 25 */ 26 27 #ifndef __AMDGPU_DM_CRTC_H__ 28 #define __AMDGPU_DM_CRTC_H__ 29 30 void amdgpu_dm_crtc_handle_vblank(struct amdgpu_crtc *acrtc); 31 32 bool amdgpu_dm_crtc_modeset_required(struct drm_crtc_state *crtc_state, 33 struct dc_stream_state *new_stream, 34 struct dc_stream_state *old_stream); 35 36 int amdgpu_dm_crtc_set_vupdate_irq(struct drm_crtc *crtc, bool enable); 37 38 bool amdgpu_dm_crtc_vrr_active_irq(struct amdgpu_crtc *acrtc); 39 40 bool amdgpu_dm_crtc_vrr_active(struct dm_crtc_state *dm_state); 41 42 int amdgpu_dm_crtc_enable_vblank(struct drm_crtc *crtc); 43 44 void amdgpu_dm_crtc_disable_vblank(struct drm_crtc *crtc); 45 46 int amdgpu_dm_crtc_init(struct amdgpu_display_manager *dm, 47 struct drm_plane *plane, 48 uint32_t link_index); 49 50 #endif 51 52