1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
|
/*
* Copyright © 2012 Intel Corporation
* All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*
* Authors:
* Jackie Li <yaodong.li@intel.com>
*
*/
#ifndef DISPLAYPLANEMANAGER_H_
#define DISPLAYPLANEMANAGER_H_
#include <Dump.h>
#include <DisplayPlane.h>
#include <utils/Vector.h>
namespace android {
namespace intel {
class ZOrderConfig : public SortedVector<DisplayPlane*> {
public:
int do_compare(const void* lhs, const void* rhs) const {
const DisplayPlane *l = *(DisplayPlane**)lhs;
const DisplayPlane *r = *(DisplayPlane**)rhs;
// sorted from z order 0 to n
return l->getZOrder() - r->getZOrder();
}
};
class DisplayPlaneManager {
enum {
PLANE_ON_RECLAIMED_LIST = 1,
PLANE_ON_FREE_LIST,
};
public:
DisplayPlaneManager();
virtual ~DisplayPlaneManager();
bool initCheck() const { return mInitialized; }
// sub-class can override initialize & deinitialize
virtual bool initialize();
virtual void deinitialize();
// plane allocation & free
DisplayPlane* getSpritePlane();
DisplayPlane* getOverlayPlane(int dsp);
DisplayPlane* getPrimaryPlane(int dsp);
void putPlane(DisplayPlane& plane);
bool hasFreeSprite();
bool hasFreeOverlay();
bool hasFreePrimary(int dsp);
void reclaimPlane(DisplayPlane& plane);
void disableReclaimedPlanes();
void disableOverlayPlanes();
// z order config
bool setZOrderConfig(ZOrderConfig& zorderConfig);
void* getZOrderConfig() const;
// dump interface
void dump(Dump& d);
private:
int getPlane(uint32_t& mask);
int getPlane(uint32_t& mask, int index);
void putPlane(int index, uint32_t& mask);
inline DisplayPlane* getPlane(int type, int dsp = 0);
inline bool hasFreePlanes(int type, int dsp = 0);
protected:
// sub-classes need implement follow functions
virtual bool detect(int& spriteCount,
int& overlayCount,
int& primaryCount) = 0;
virtual DisplayPlane* allocPlane(int index, int type) = 0;
virtual bool isValidZOrderConfig(ZOrderConfig& zorderConfig) = 0;
virtual void* getNativeZOrderConfig() = 0;
private:
int mPlaneCount[DisplayPlane::PLANE_MAX];
int mTotalPlaneCount;
Vector<DisplayPlane*> mPlanes[DisplayPlane::PLANE_MAX];
// Bitmap of free planes. Bit0 - plane A, bit 1 - plane B, etc.
uint32_t mFreePlanes[DisplayPlane::PLANE_MAX];
uint32_t mReclaimedPlanes[DisplayPlane::PLANE_MAX];
void *mNativeZOrderConfig;
protected:
bool mInitialized;
};
} // namespace intel
} // namespace android
#endif /* DISPLAYPLANEMANAGER_H_ */
|