path: root/hwc2/common/hdmi/DisplayHdmi.h (plain)
blob: 785b40b41c3e42355c144ccf63b924b339c369c9

1	#ifndef AML_DISPLAY_HDMI_H
2	#define AML_DISPLAY_HDMI_H
3
4	#include <gralloc_priv.h>
5	#include <utils/String8.h>
6	#include <sys/ioctl.h>
7	#include <sys/mman.h>
8	#include <sys/time.h>
9	#include <sys/types.h>
10	#include <sys/resource.h>
11	#include <linux/fb.h>
12	#include <string>
13	#include <vector>
14
15	#include <hardware/hardware.h>
16	#include <hardware/hwcomposer.h>
17	#include <Hwcomposer.h>
18	#include <SoftVsyncObserver.h>
19	#include <Utils.h>
20	#include <ISystemControlService.h>
21	#include <gui/SurfaceComposerClient.h>
22
23	#include <vendor/amlogic/hardware/systemcontrol/1.0/ISystemControl.h>
24
25	#define HWC_DISPLAY_MODE_LENGTH 32
26
27	using ::vendor::amlogic::hardware::systemcontrol::V1_0::ISystemControl;
28	using ::vendor::amlogic::hardware::systemcontrol::V1_0::Result;
29	using ::android::hardware::hidl_vec;
30	using ::android::hardware::hidl_string;
31	using ::android::hardware::Return;
32
33	namespace android {
34	namespace amlogic {
35
36	// display config
37	class DisplayConfig {
38	public:
39	DisplayConfig(const char* dm,
40	int rr,
41	int w = 0,
42	int h = 0,
43	int dpix = 0,
44	int dpiy = 0)
45	: mRefreshRate(rr),
46	mWidth(w),
47	mHeight(h),
48	mDpiX(dpix),
49	mDpiY(dpiy)
50	{
51	memset(mDisplayMode, 0, HWC_DISPLAY_MODE_LENGTH);
52	int length = strlen(dm);
53	length = (length <= HWC_DISPLAY_MODE_LENGTH-1)?length:(HWC_DISPLAY_MODE_LENGTH-1);
54	memcpy(mDisplayMode, dm, length);
55	}
56	public:
57	char* getDisplayMode() const { return (char*)(&mDisplayMode[0]); };
58	int getRefreshRate() const { return mRefreshRate; };
59	int getWidth() const { return mWidth; };
60	int getHeight() const { return mHeight; };
61	int getDpiX() const { return mDpiX; };
62	int getDpiY() const { return mDpiY; };
63	void setDpi(int dpix, int dpiy) {
64	mDpiX = dpix;
65	mDpiY = dpiy;
66	};
67
68	private:
69	char mDisplayMode[HWC_DISPLAY_MODE_LENGTH];
70	int mRefreshRate;
71	int mWidth;
72	int mHeight;
73	int mDpiX;
74	int mDpiY;
75	};
76
77	class DisplayHdmi {
78	public:
79	DisplayHdmi(hwc2_display_t id);
80	~DisplayHdmi();
81
82	void initialize();
83	void deinitialize();
84	void reset();
85	bool updateHotplug(bool connected, framebuffer_info_t * framebufferInfo,
86	private_handle_t* framebufferHnd);
87	int updateDisplayModeList();
88	int updateActiveDisplayMode();
89	int setDisplayMode(const char* displaymode);
90	int updateDisplayConfigures();
91	int updateActiveDisplayConfigure();
92
93	int getDisplayConfigs(uint32_t* outNumConfigs, hwc2_config_t* outConfigs);
94	int getDisplayAttribute(hwc2_config_t config, int32_t attribute, int32_t* outValue);
95	int getActiveConfig(hwc2_config_t* outConfig);
96	int setActiveConfig(int id);
97	//int setPowerMode(int power) {return 0;};
98
99	inline bool isConnected() {return mConnected;};
100	int getActiveRefreshRate() {return mActiveRefreshRate;};
101	bool calcMode2Config(const char *dispMode, int* refreshRate, int* width, int* height);
102	bool readConfigFile(const char* configPath, std::vector<std::string>* supportDispModes);
103	void setSurfaceFlingerActiveMode();
104	void initModes();
105
106	void dump(Dump& d);
107
108	private:
109	void initBinderService();
110	struct SystemControlDeathRecipient : public android::hardware::hidl_death_recipient
111	{
112	// hidl_death_recipient interface
113	virtual void serviceDied(uint64_t cookie,
114	const ::android::wp<::android::hidl::base::V1_0::IBase>& who) override;
115	};
116
117	hwc2_display_t mDisplayId; //0-primary 1-external
118	bool mConnected;
119	bool mTrebleSystemControlEnable;
120	sp<ISystemControlService> mSystemControlService;
121	sp<ISystemControl> mTrebleSystemControl;
122	sp<SystemControlDeathRecipient> mDeathRecipient = nullptr;
123	sp<SurfaceComposerClient> mComposerClient;
124
125	//display outputmode as 4k20hz, 1080p60hz, panel. etc.
126	std::vector<std::string> mAllModes;
127	std::vector<std::string> mSupportDispModes;
128	char mActiveDisplaymode[HWC_DISPLAY_MODE_LENGTH];
129	int mActiveRefreshRate;
130
131	std::vector<DisplayConfig*> mDisplayConfigs;
132	hwc2_config_t mActiveDisplayConfigItem;
133
134	framebuffer_info_t *mFramebufferInfo;
135	private_handle_t *mFramebufferHnd;
136	};
137
138	} // namespace amlogic
139	} // namespace android
140
141	#endif
142