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nv50_display.h
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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 __NV50_DISPLAY_H__
28 #define __NV50_DISPLAY_H__
29 
30 #include "nouveau_display.h"
31 #include "nouveau_crtc.h"
32 #include "nouveau_reg.h"
33 #include "nv50_evo.h"
34 
35 struct nv50_display_crtc {
36  struct nouveau_channel *sync;
37  struct {
38  struct nouveau_bo *bo;
39  u32 offset;
40  u16 value;
41  } sem;
42 };
43 
44 struct nv50_display {
45  struct nouveau_channel *master;
46 
47  struct nouveau_gpuobj *ramin;
48  u32 dmao;
49  u32 hash;
50 
51  struct nv50_display_crtc crtc[2];
52 
53  struct tasklet_struct tasklet;
54  struct {
55  struct dcb_output *dcb;
56  u16 script;
57  u32 pclk;
58  } irq;
59 };
60 
61 static inline struct nv50_display *
62 nv50_display(struct drm_device *dev)
63 {
64  return nouveau_display(dev)->priv;
65 }
66 
67 int nv50_display_early_init(struct drm_device *dev);
68 void nv50_display_late_takedown(struct drm_device *dev);
69 int nv50_display_create(struct drm_device *dev);
70 int nv50_display_init(struct drm_device *dev);
71 void nv50_display_fini(struct drm_device *dev);
72 void nv50_display_destroy(struct drm_device *dev);
73 void nv50_display_intr(struct drm_device *);
74 int nv50_crtc_blank(struct nouveau_crtc *, bool blank);
75 int nv50_crtc_set_clock(struct drm_device *, int head, int pclk);
76 
77 u32 nv50_display_active_crtcs(struct drm_device *);
78 
79 int nv50_display_sync(struct drm_device *);
80 int nv50_display_flip_next(struct drm_crtc *, struct drm_framebuffer *,
81  struct nouveau_channel *chan);
82 void nv50_display_flip_stop(struct drm_crtc *);
83 
84 int nv50_evo_create(struct drm_device *dev);
85 void nv50_evo_destroy(struct drm_device *dev);
86 int nv50_evo_init(struct drm_device *dev);
87 void nv50_evo_fini(struct drm_device *dev);
88 void nv50_evo_dmaobj_init(struct nouveau_gpuobj *, u32 memtype, u64 base,
89  u64 size);
90 int nv50_evo_dmaobj_new(struct nouveau_channel *, u32 handle, u32 memtype,
91  u64 base, u64 size, struct nouveau_gpuobj **);
92 
93 int nvd0_display_create(struct drm_device *);
94 void nvd0_display_destroy(struct drm_device *);
95 int nvd0_display_init(struct drm_device *);
96 void nvd0_display_fini(struct drm_device *);
97 void nvd0_display_intr(struct drm_device *);
98 
99 void nvd0_display_flip_stop(struct drm_crtc *);
100 int nvd0_display_flip_next(struct drm_crtc *, struct drm_framebuffer *,
101  struct nouveau_channel *, u32 swap_interval);
102 
103 struct nouveau_bo *nv50_display_crtc_sema(struct drm_device *, int head);
104 struct nouveau_bo *nvd0_display_crtc_sema(struct drm_device *, int head);
105 
106 #endif /* __NV50_DISPLAY_H__ */
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