1 /* SPDX-License-Identifier: GPL-2.0 OR MIT */
2 /**************************************************************************
3  *
4  * Copyright 2021 VMware, Inc., Palo Alto, CA., USA
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the
8  * "Software"), to deal in the Software without restriction, including
9  * without limitation the rights to use, copy, modify, merge, publish,
10  * distribute, sub license, and/or sell copies of the Software, and to
11  * permit persons to whom the Software is furnished to do so, subject to
12  * the following conditions:
13  *
14  * The above copyright notice and this permission notice (including the
15  * next paragraph) shall be included in all copies or substantial portions
16  * of the Software.
17  *
18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
21  * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
22  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
23  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
24  * USE OR OTHER DEALINGS IN THE SOFTWARE.
25  *
26  **************************************************************************/
27 
28 #ifndef _VMWGFX_DEVCAPS_H_
29 #define _VMWGFX_DEVCAPS_H_
30 
31 #include "vmwgfx_drv.h"
32 
33 #include "device_include/svga_reg.h"
34 
35 int vmw_devcaps_create(struct vmw_private *vmw);
36 void vmw_devcaps_destroy(struct vmw_private *vmw);
37 uint32_t vmw_devcaps_size(const struct vmw_private *vmw, bool gb_aware);
38 int vmw_devcaps_copy(struct vmw_private *vmw, bool gb_aware,
39 		     void *dst, uint32_t dst_size);
40 
41 static inline uint32_t vmw_devcap_get(struct vmw_private *vmw,
42 				      uint32_t devcap)
43 {
44 	bool gb_objects = !!(vmw->capabilities & SVGA_CAP_GBOBJECTS);
45 	if (gb_objects)
46 		return vmw->devcaps[devcap];
47 	return 0;
48 }
49 
50 #endif
51