mdp_version.h revision de915f17e0aa7a330fc8edd7ebd0dc3782dd2d44 
1/*
2 * Copyright (c) 2012-2013, The Linux Foundation. All rights reserved.
3
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *   * Redistributions of source code must retain the above copyright
8 *     notice, this list of conditions and the following disclaimer.
9 *   * Redistributions in binary form must reproduce the above
10 *     copyright notice, this list of conditions and the following
11 *     disclaimer in the documentation and/or other materials provided
12 *     with the distribution.
13 *   * Neither the name of The Linux Foundation nor the names of its
14 *     contributors may be used to endorse or promote products derived
15 *     from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
18 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
20 * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
21 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
24 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
25 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
26 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
27 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30#ifndef INCLUDE_LIBQCOMUTILS_MDPVER
31#define INCLUDE_LIBQCOMUTILS_MDPVER
32
33#include <stdint.h>
34#include <utils/Singleton.h>
35#include <cutils/properties.h>
36
37/* This class gets the MSM type from the soc info
38*/
39using namespace android;
40namespace qdutils {
41enum mdp_version {
42    MDP_V_UNKNOWN = 0,
43    MDP_V2_2    = 220,
44    MDP_V3_0    = 300,
45    MDP_V3_0_3  = 303,
46    MDP_V3_0_4  = 304,
47    MDP_V3_1    = 310,
48    MDP_V4_0    = 400,
49    MDP_V4_1    = 410,
50    MDP_V4_2    = 420,
51    MDP_V4_3    = 430,
52    MDP_V4_4    = 440,
53    MDSS_V5     = 500,
54};
55
56enum mdp_rev {
57    MDSS_MDP_HW_REV_100 = 0x10000000, //8974 v1
58    MDSS_MDP_HW_REV_101 = 0x10010000, //8x26
59    MDSS_MDP_HW_REV_102 = 0x10020000, //8974 v2
60    MDSS_MDP_HW_REV_103 = 0x10030000, //Future
61};
62
63enum {
64    MAX_DISPLAY_DIM = 2048,
65};
66
67#define MDDI_PANEL       '1'
68#define EBI2_PANEL       '2'
69#define LCDC_PANEL       '3'
70#define EXT_MDDI_PANEL   '4'
71#define TV_PANEL         '5'
72#define DTV_PANEL        '7'
73#define MIPI_VIDEO_PANEL '8'
74#define MIPI_CMD_PANEL   '9'
75#define WRITEBACK_PANEL  'a'
76#define LVDS_PANEL       'b'
77
78class MDPVersion;
79
80struct Split {
81    int mLeft;
82    int mRight;
83    Split() : mLeft(0), mRight(0){}
84    int left() { return mLeft; }
85    int right() { return mRight; }
86    friend class MDPVersion;
87};
88
89class MDPVersion : public Singleton <MDPVersion>
90{
91public:
92    MDPVersion();
93    ~MDPVersion();
94    int getMDPVersion() {return mMDPVersion;}
95    char getPanelType() {return mPanelType;}
96    bool hasOverlay() {return mHasOverlay;}
97    uint8_t getTotalPipes() { return (mRGBPipes + mVGPipes + mDMAPipes);}
98    uint8_t getRGBPipes() { return mRGBPipes; }
99    uint8_t getVGPipes() { return mVGPipes; }
100    uint8_t getDMAPipes() { return mDMAPipes; }
101    bool supportsDecimation();
102    uint32_t getMaxMDPDownscale();
103    bool supportsBWC();
104    bool is8x26();
105    bool is8x74v2();
106    int getLeftSplit() { return mSplit.left(); }
107    int getRightSplit() { return mSplit.right(); }
108private:
109    int mFd;
110    int mMDPVersion;
111    char mPanelType;
112    bool mHasOverlay;
113    uint32_t mMdpRev;
114    uint8_t mRGBPipes;
115    uint8_t mVGPipes;
116    uint8_t mDMAPipes;
117    uint32_t mFeatures;
118    uint32_t mMDPDownscale;
119    Split mSplit;
120};
121}; //namespace qdutils
122#endif //INCLUDE_LIBQCOMUTILS_MDPVER
123