android_hardware_qcom_display/libgralloc/fb_priv.h
Naseer Ahmed f3095241bc display: Use single thread for FB post
To support swapinterval zero a separate thread
was added to do the framebuffer post. Since we
are going to support the WAITFORVSYNC ioctl in HWC,
we can handle the zero swapinterval case there.

Change-Id: I39f960825ca4173f99a9895e0c132b70a7adccab
2012-07-10 02:03:46 -06:00

78 lines
2.1 KiB
C

/*
* Copyright (C) 2008 The Android Open Source Project
* Copyright (c) 2012, Code Aurora Forum. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef FB_PRIV_H
#define FB_PRIV_H
#include <linux/fb.h>
#define NUM_FRAMEBUFFERS_MIN 2
//XXX: Enable triple framebuffers
#define NUM_FRAMEBUFFERS_MAX 2
#define NO_SURFACEFLINGER_SWAPINTERVAL
#define COLOR_FORMAT(x) (x & 0xFFF) // Max range for colorFormats is 0 - FFF
enum hdmi_mirroring_state {
HDMI_NO_MIRRORING,
HDMI_UI_MIRRORING,
};
struct private_handle_t;
enum {
// flag to indicate we'll post this buffer
PRIV_USAGE_LOCKED_FOR_POST = 0x80000000,
PRIV_MIN_SWAP_INTERVAL = 0,
PRIV_MAX_SWAP_INTERVAL = 1,
};
struct private_module_t {
gralloc_module_t base;
struct private_handle_t* framebuffer;
uint32_t fbFormat;
uint32_t flags;
uint32_t numBuffers;
uint32_t bufferMask;
pthread_mutex_t lock;
buffer_handle_t currentBuffer;
struct fb_var_screeninfo info;
struct fb_fix_screeninfo finfo;
float xdpi;
float ydpi;
float fps;
uint32_t swapInterval;
#if defined(__cplusplus) && defined(HDMI_DUAL_DISPLAY)
int orientation;
int videoOverlay; // VIDEO_OVERLAY - 2D or 3D
int secureVideoOverlay; // VideoOverlay is secure
uint32_t currentOffset;
int enableHDMIOutput; // holds the type of external display
bool trueMirrorSupport;
bool exitHDMIUILoop;
float actionsafeWidthRatio;
float actionsafeHeightRatio;
bool hdmiStateChanged;
hdmi_mirroring_state hdmiMirroringState;
pthread_mutex_t overlayLock;
pthread_cond_t overlayPost;
#endif
};
#endif /* FB_PRIV_H */