1 /*
2  * Copyright (C) 2008 Maarten Maathuis.
3  * All Rights Reserved.
4  *
5  * Permission is hereby granted, free of charge, to any person obtaining
6  * a copy of this software and associated documentation files (the
7  * "Software"), to deal in the Software without restriction, including
8  * without limitation the rights to use, copy, modify, merge, publish,
9  * distribute, sublicense, and/or sell copies of the Software, and to
10  * permit persons to whom the Software is furnished to do so, subject to
11  * the following conditions:
12  *
13  * The above copyright notice and this permission notice (including the
14  * next paragraph) shall be included in all copies or substantial
15  * portions of the Software.
16  *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
20  * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
21  * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
22  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
23  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24  *
25  */
26 
27 #ifndef __NOUVEAU_CRTC_H__
28 #define __NOUVEAU_CRTC_H__
29 
30 #include <nvif/notify.h>
31 
32 struct nouveau_crtc {
33 	struct drm_crtc base;
34 
35 	int index;
36 	struct nvif_notify vblank;
37 
38 	uint32_t dpms_saved_fp_control;
39 	uint32_t fp_users;
40 	int saturation;
41 	int sharpness;
42 	int last_dpms;
43 
44 	int cursor_saved_x, cursor_saved_y;
45 
46 	struct {
47 		int cpp;
48 		bool blanked;
49 		uint32_t offset;
50 		uint32_t handle;
51 	} fb;
52 
53 	struct {
54 		struct nouveau_bo *nvbo;
55 		uint32_t offset;
56 		void (*set_offset)(struct nouveau_crtc *, uint32_t offset);
57 		void (*set_pos)(struct nouveau_crtc *, int x, int y);
58 		void (*hide)(struct nouveau_crtc *, bool update);
59 		void (*show)(struct nouveau_crtc *, bool update);
60 	} cursor;
61 
62 	struct {
63 		struct nouveau_bo *nvbo;
64 		uint16_t r[256];
65 		uint16_t g[256];
66 		uint16_t b[256];
67 		int depth;
68 	} lut;
69 
70 	void (*save)(struct drm_crtc *crtc);
71 	void (*restore)(struct drm_crtc *crtc);
72 };
73 
74 static inline struct nouveau_crtc *nouveau_crtc(struct drm_crtc *crtc)
75 {
76 	return crtc ? container_of(crtc, struct nouveau_crtc, base) : NULL;
77 }
78 
79 static inline struct drm_crtc *to_drm_crtc(struct nouveau_crtc *crtc)
80 {
81 	return &crtc->base;
82 }
83 
84 int nv04_cursor_init(struct nouveau_crtc *);
85 
86 #endif /* __NOUVEAU_CRTC_H__ */
87