display/amdgpu_dm/amdgpu_dm_crtc.h

0001 /* SPDX-License-Identifier: MIT */
0002 /*
0003  * Copyright 2022 Advanced Micro Devices, Inc.
0004  *
0005  * Permission is hereby granted, free of charge, to any person obtaining a
0006  * copy of this software and associated documentation files (the "Software"),
0007  * to deal in the Software without restriction, including without limitation
0008  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
0009  * and/or sell copies of the Software, and to permit persons to whom the
0010  * Software is furnished to do so, subject to the following conditions:
0011  *
0012  * The above copyright notice and this permission notice shall be included in
0013  * all copies or substantial portions of the Software.
0014  *
0015  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
0016  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
0017  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
0018  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
0019  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
0020  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
0021  * OTHER DEALINGS IN THE SOFTWARE.
0022  *
0023  * Authors: AMD
0024  *
0025  */
0026
0027 #ifndef __AMDGPU_DM_CRTC_H__
0028 #define __AMDGPU_DM_CRTC_H__
0029
0030 void dm_crtc_handle_vblank(struct amdgpu_crtc *acrtc);
0031
0032 bool modeset_required(struct drm_crtc_state *crtc_state,
0033               struct dc_stream_state *new_stream,
0034               struct dc_stream_state *old_stream);
0035
0036 int dm_set_vupdate_irq(struct drm_crtc *crtc, bool enable);
0037
0038 bool amdgpu_dm_vrr_active_irq(struct amdgpu_crtc *acrtc);
0039
0040 bool amdgpu_dm_vrr_active(struct dm_crtc_state *dm_state);
0041
0042 int dm_enable_vblank(struct drm_crtc *crtc);
0043
0044 void dm_disable_vblank(struct drm_crtc *crtc);
0045
0046 int amdgpu_dm_crtc_init(struct amdgpu_display_manager *dm,
0047             struct drm_plane *plane,
0048             uint32_t link_index);
0049
0050 #endif
0051