1 /* SPDX-License-Identifier: GPL-2.0 OR MIT */
2 
3 /*
4  *  Xen para-virtual DRM device
5  *
6  * Copyright (C) 2016-2018 EPAM Systems Inc.
7  *
8  * Author: Oleksandr Andrushchenko <oleksandr_andrushchenko@epam.com>
9  */
10 
11 #ifndef __XEN_DRM_FRONT_CFG_H_
12 #define __XEN_DRM_FRONT_CFG_H_
13 
14 #include <linux/types.h>
15 
16 #define XEN_DRM_FRONT_MAX_CRTCS	4
17 
18 struct xen_drm_front_cfg_connector {
19 	int width;
20 	int height;
21 	char *xenstore_path;
22 };
23 
24 struct xen_drm_front_cfg {
25 	struct xen_drm_front_info *front_info;
26 	/* number of connectors in this configuration */
27 	int num_connectors;
28 	/* connector configurations */
29 	struct xen_drm_front_cfg_connector connectors[XEN_DRM_FRONT_MAX_CRTCS];
30 	/* set if dumb buffers are allocated externally on backend side */
31 	bool be_alloc;
32 };
33 
34 int xen_drm_front_cfg_card(struct xen_drm_front_info *front_info,
35 			   struct xen_drm_front_cfg *cfg);
36 
37 #endif /* __XEN_DRM_FRONT_CFG_H_ */
38