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 struct nouveau_crtc {
31 	struct drm_crtc base;
32 
33 	int index;
34 
35 	struct drm_display_mode *mode;
36 
37 	uint32_t dpms_saved_fp_control;
38 	uint32_t fp_users;
39 	int saturation;
40 	int sharpness;
41 	int last_dpms;
42 
43 	struct {
44 		int cpp;
45 		bool blanked;
46 		uint32_t offset;
47 		uint32_t tile_flags;
48 	} fb;
49 
50 	struct {
51 		struct nouveau_bo *nvbo;
52 		bool visible;
53 		uint32_t offset;
54 		void (*set_offset)(struct nouveau_crtc *, uint32_t offset);
55 		void (*set_pos)(struct nouveau_crtc *, int x, int y);
56 		void (*hide)(struct nouveau_crtc *, bool update);
57 		void (*show)(struct nouveau_crtc *, bool update);
58 	} cursor;
59 
60 	struct {
61 		struct nouveau_bo *nvbo;
62 		uint16_t r[256];
63 		uint16_t g[256];
64 		uint16_t b[256];
65 		int depth;
66 	} lut;
67 
68 	int (*set_dither)(struct nouveau_crtc *crtc, bool on, bool update);
69 	int (*set_scale)(struct nouveau_crtc *crtc, int mode, bool update);
70 };
71 
72 static inline struct nouveau_crtc *nouveau_crtc(struct drm_crtc *crtc)
73 {
74 	return container_of(crtc, struct nouveau_crtc, base);
75 }
76 
77 static inline struct drm_crtc *to_drm_crtc(struct nouveau_crtc *crtc)
78 {
79 	return &crtc->base;
80 }
81 
82 int nv50_crtc_create(struct drm_device *dev, int index);
83 int nv50_cursor_init(struct nouveau_crtc *);
84 void nv50_cursor_fini(struct nouveau_crtc *);
85 int nv50_crtc_cursor_set(struct drm_crtc *drm_crtc, struct drm_file *file_priv,
86 			 uint32_t buffer_handle, uint32_t width,
87 			 uint32_t height);
88 int nv50_crtc_cursor_move(struct drm_crtc *drm_crtc, int x, int y);
89 
90 int nv04_cursor_init(struct nouveau_crtc *);
91 
92 struct nouveau_connector *
93 nouveau_crtc_connector_get(struct nouveau_crtc *crtc);
94 
95 #endif /* __NOUVEAU_CRTC_H__ */
96