xref: /netbsd-src/sys/external/bsd/drm2/dist/include/drm/drm_self_refresh_helper.h (revision 41ec02673d281bbb3d38e6c78504ce6e30c228c1)
1 /*	$NetBSD: drm_self_refresh_helper.h,v 1.2 2021/12/18 23:45:46 riastradh Exp $	*/
2 
3 // SPDX-License-Identifier: MIT
4 /*
5  * Copyright (C) 2019 Google, Inc.
6  *
7  * Authors:
8  * Sean Paul <seanpaul@chromium.org>
9  */
10 #ifndef DRM_SELF_REFRESH_HELPER_H_
11 #define DRM_SELF_REFRESH_HELPER_H_
12 
13 struct drm_atomic_state;
14 struct drm_crtc;
15 
16 void drm_self_refresh_helper_alter_state(struct drm_atomic_state *state);
17 void drm_self_refresh_helper_update_avg_times(struct drm_atomic_state *state,
18 					unsigned int commit_time_ms,
19 					unsigned int new_self_refresh_mask);
20 
21 int drm_self_refresh_helper_init(struct drm_crtc *crtc);
22 void drm_self_refresh_helper_cleanup(struct drm_crtc *crtc);
23 #endif
24