xref: /linux/drivers/gpu/drm/nouveau/nouveau_crtc.h (revision 4b132aacb0768ac1e652cf517097ea6f237214b9)
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 #include <drm/drm_crtc.h>
30 
31 #include <nvif/head.h>
32 #include <nvif/event.h>
33 
34 struct nouveau_crtc {
35 	struct drm_crtc base;
36 
37 	struct nvif_head head;
38 	int index;
39 	struct nvif_event vblank;
40 
41 	uint32_t dpms_saved_fp_control;
42 	uint32_t fp_users;
43 	int saturation;
44 	int sharpness;
45 	int last_dpms;
46 
47 	int cursor_saved_x, cursor_saved_y;
48 
49 	struct {
50 		int cpp;
51 		bool blanked;
52 		uint32_t offset;
53 		uint32_t handle;
54 	} fb;
55 
56 	struct {
57 		struct nouveau_bo *nvbo;
58 		uint32_t offset;
59 		void (*set_offset)(struct nouveau_crtc *, uint32_t offset);
60 		void (*set_pos)(struct nouveau_crtc *, int x, int y);
61 		void (*hide)(struct nouveau_crtc *, bool update);
62 		void (*show)(struct nouveau_crtc *, bool update);
63 	} cursor;
64 
65 	struct {
66 		int depth;
67 	} lut;
68 
69 	void (*save)(struct drm_crtc *crtc);
70 	void (*restore)(struct drm_crtc *crtc);
71 };
72 
73 static inline struct nouveau_crtc *nouveau_crtc(struct drm_crtc *crtc)
74 {
75 	return crtc ? container_of(crtc, struct nouveau_crtc, base) : NULL;
76 }
77 
78 static inline struct drm_crtc *to_drm_crtc(struct nouveau_crtc *crtc)
79 {
80 	return &crtc->base;
81 }
82 
83 int nv04_cursor_init(struct nouveau_crtc *);
84 
85 #endif /* __NOUVEAU_CRTC_H__ */
86