1 /* SPDX-License-Identifier: GPL-2.0 OR MIT */ 2 /************************************************************************** 3 * 4 * Copyright (c) 2024 Broadcom. All Rights Reserved. The term 5 * “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. 6 * 7 * Permission is hereby granted, free of charge, to any person obtaining a 8 * copy of this software and associated documentation files (the 9 * "Software"), to deal in the Software without restriction, including 10 * without limitation the rights to use, copy, modify, merge, publish, 11 * distribute, sub license, and/or sell copies of the Software, and to 12 * permit persons to whom the Software is furnished to do so, subject to 13 * the following conditions: 14 * 15 * The above copyright notice and this permission notice (including the 16 * next paragraph) shall be included in all copies or substantial portions 17 * of the Software. 18 * 19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 20 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 21 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL 22 * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, 23 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 24 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE 25 * USE OR OTHER DEALINGS IN THE SOFTWARE. 26 * 27 **************************************************************************/ 28 29 #ifndef VMWGFX_VKMS_H_ 30 #define VMWGFX_VKMS_H_ 31 32 #include <linux/hrtimer_types.h> 33 #include <linux/types.h> 34 35 struct drm_atomic_state; 36 struct drm_crtc; 37 struct vmw_private; 38 struct vmw_surface; 39 40 void vmw_vkms_init(struct vmw_private *vmw); 41 void vmw_vkms_cleanup(struct vmw_private *vmw); 42 43 void vmw_vkms_modeset_lock(struct drm_crtc *crtc); 44 bool vmw_vkms_modeset_lock_relaxed(struct drm_crtc *crtc); 45 bool vmw_vkms_vblank_trylock(struct drm_crtc *crtc); 46 void vmw_vkms_unlock(struct drm_crtc *crtc); 47 48 bool vmw_vkms_get_vblank_timestamp(struct drm_crtc *crtc, 49 int *max_error, 50 ktime_t *vblank_time, 51 bool in_vblank_irq); 52 int vmw_vkms_enable_vblank(struct drm_crtc *crtc); 53 void vmw_vkms_disable_vblank(struct drm_crtc *crtc); 54 55 void vmw_vkms_crtc_init(struct drm_crtc *crtc); 56 void vmw_vkms_crtc_cleanup(struct drm_crtc *crtc); 57 void vmw_vkms_crtc_atomic_begin(struct drm_crtc *crtc, 58 struct drm_atomic_state *state); 59 void vmw_vkms_crtc_atomic_flush(struct drm_crtc *crtc, struct drm_atomic_state *state); 60 void vmw_vkms_crtc_atomic_enable(struct drm_crtc *crtc, 61 struct drm_atomic_state *state); 62 void vmw_vkms_crtc_atomic_disable(struct drm_crtc *crtc, 63 struct drm_atomic_state *state); 64 65 const char *const *vmw_vkms_get_crc_sources(struct drm_crtc *crtc, 66 size_t *count); 67 int vmw_vkms_verify_crc_source(struct drm_crtc *crtc, 68 const char *src_name, 69 size_t *values_cnt); 70 int vmw_vkms_set_crc_source(struct drm_crtc *crtc, 71 const char *src_name); 72 void vmw_vkms_set_crc_surface(struct drm_crtc *crtc, 73 struct vmw_surface *surf); 74 75 #endif 76