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Diffstat (limited to 'pvr-source/services4/3rdparty/dc_omapfb3_linux/omaplfb.h')
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1 files changed, 323 insertions, 0 deletions
diff --git a/pvr-source/services4/3rdparty/dc_omapfb3_linux/omaplfb.h b/pvr-source/services4/3rdparty/dc_omapfb3_linux/omaplfb.h new file mode 100644 index 0000000..804695b --- /dev/null +++ b/pvr-source/services4/3rdparty/dc_omapfb3_linux/omaplfb.h @@ -0,0 +1,323 @@ +/*************************************************************************/ /*! +@Title OMAP Linux display driver structures and prototypes +@Copyright Copyright (c) Imagination Technologies Ltd. All Rights Reserved +@License Dual MIT/GPLv2 + +The contents of this file are subject to the MIT license as set out below. + +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 shall be included in +all copies or substantial portions of the Software. + +Alternatively, the contents of this file may be used under the terms of +the GNU General Public License Version 2 ("GPL") in which case the provisions +of GPL are applicable instead of those above. + +If you wish to allow use of your version of this file only under the terms of +GPL, and not to allow others to use your version of this file under the terms +of the MIT license, indicate your decision by deleting the provisions above +and replace them with the notice and other provisions required by GPL as set +out in the file called "GPL-COPYING" included in this distribution. If you do +not delete the provisions above, a recipient may use your version of this file +under the terms of either the MIT license or GPL. + +This License is also included in this distribution in the file called +"MIT-COPYING". + +EXCEPT AS OTHERWISE STATED IN A NEGOTIATED AGREEMENT: (A) 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; AND (B) 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. +*/ /**************************************************************************/ +#ifndef __OMAPLFB_H__ +#define __OMAPLFB_H__ + +#include <linux/version.h> + +#include <asm/atomic.h> + +#include <linux/kernel.h> +#include <linux/console.h> +#include <linux/fb.h> +#include <linux/module.h> +#include <linux/string.h> +#include <linux/notifier.h> +#include <linux/mutex.h> + +#ifdef CONFIG_HAS_EARLYSUSPEND +#include <linux/earlysuspend.h> +#endif + +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,38)) +#define OMAPLFB_CONSOLE_LOCK() console_lock() +#define OMAPLFB_CONSOLE_UNLOCK() console_unlock() +#else +#define OMAPLFB_CONSOLE_LOCK() acquire_console_sem() +#define OMAPLFB_CONSOLE_UNLOCK() release_console_sem() +#endif + +#define unref__ __attribute__ ((unused)) + +typedef void * OMAPLFB_HANDLE; + +typedef bool OMAPLFB_BOOL, *OMAPLFB_PBOOL; +#define OMAPLFB_FALSE false +#define OMAPLFB_TRUE true + +typedef atomic_t OMAPLFB_ATOMIC_BOOL; + +typedef atomic_t OMAPLFB_ATOMIC_INT; + +/* OMAPLFB buffer structure */ +typedef struct OMAPLFB_BUFFER_TAG +{ + struct OMAPLFB_BUFFER_TAG *psNext; + struct OMAPLFB_DEVINFO_TAG *psDevInfo; + + struct work_struct sWork; + + /* Position of this buffer in the virtual framebuffer */ + unsigned long ulYOffset; + + /* IMG structures used, to minimise API function code */ + /* replace with own structures where necessary */ + IMG_SYS_PHYADDR sSysAddr; + IMG_CPU_VIRTADDR sCPUVAddr; + PVRSRV_SYNC_DATA *psSyncData; + + OMAPLFB_HANDLE hCmdComplete; + unsigned long ulSwapInterval; +} OMAPLFB_BUFFER; + +/* OMAPLFB swapchain structure */ +typedef struct OMAPLFB_SWAPCHAIN_TAG +{ + /* Swap chain ID */ + unsigned int uiSwapChainID; + + /* number of buffers in swapchain */ + unsigned long ulBufferCount; + + /* list of buffers in the swapchain */ + OMAPLFB_BUFFER *psBuffer; + + /* Swap chain work queue */ + struct workqueue_struct *psWorkQueue; + + /* + * Set if we didn't manage to wait for VSync on last swap, + * or if we think we need to wait for VSync on the next flip. + * The flag helps to avoid jitter when the screen is + * unblanked, by forcing an extended wait for VSync before + * attempting the next flip. + */ + OMAPLFB_BOOL bNotVSynced; + + /* Previous number of blank events */ + int iBlankEvents; + + /* Framebuffer Device ID for messages (e.g. printk) */ + unsigned int uiFBDevID; +} OMAPLFB_SWAPCHAIN; + +typedef struct OMAPLFB_FBINFO_TAG +{ + unsigned long ulFBSize; + unsigned long ulBufferSize; + unsigned long ulRoundedBufferSize; + unsigned long ulWidth; + unsigned long ulHeight; + unsigned long ulByteStride; + unsigned long ulPhysicalWidthmm; + unsigned long ulPhysicalHeightmm; + + /* IMG structures used, to minimise API function code */ + /* replace with own structures where necessary */ + IMG_SYS_PHYADDR sSysAddr;//system physical address + IMG_CPU_VIRTADDR sCPUVAddr; + + /* pixelformat of system/primary surface */ + PVRSRV_PIXEL_FORMAT ePixelFormat; + +#if defined(CONFIG_DSSCOMP) + OMAPLFB_BOOL bIs2D; + IMG_SYS_PHYADDR *psPageList; + struct ion_handle *psIONHandle; + IMG_UINT32 uiBytesPerPixel; +#endif +} OMAPLFB_FBINFO; + +/* kernel device information structure */ +typedef struct OMAPLFB_DEVINFO_TAG +{ + /* Framebuffer Device ID */ + unsigned int uiFBDevID; + + /* PVR Device ID */ + unsigned int uiPVRDevID; + + /* Swapchain create/destroy mutex */ + struct mutex sCreateSwapChainMutex; + + /* system surface info */ + OMAPLFB_BUFFER sSystemBuffer; + + /* jump table into PVR services */ + PVRSRV_DC_DISP2SRV_KMJTABLE sPVRJTable; + + /* jump table into DC */ + PVRSRV_DC_SRV2DISP_KMJTABLE sDCJTable; + + /* fb info structure */ + OMAPLFB_FBINFO sFBInfo; + + /* Only one swapchain supported by this device so hang it here */ + OMAPLFB_SWAPCHAIN *psSwapChain; + + /* Swap chain ID */ + unsigned int uiSwapChainID; + + /* True if PVR Services is flushing its command queues */ + OMAPLFB_ATOMIC_BOOL sFlushCommands; + + /* pointer to linux frame buffer information structure */ + struct fb_info *psLINFBInfo; + + /* Linux Framebuffer event notification block */ + struct notifier_block sLINNotifBlock; + + /* IMG structures used, to minimise API function code */ + /* replace with own structures where necessary */ + + /* Address of the surface being displayed */ + IMG_DEV_VIRTADDR sDisplayDevVAddr; + + DISPLAY_INFO sDisplayInfo; + + /* Display format */ + DISPLAY_FORMAT sDisplayFormat; + + /* Display dimensions */ + DISPLAY_DIMS sDisplayDim; + + /* True if screen is blanked */ + OMAPLFB_ATOMIC_BOOL sBlanked; + + /* Number of blank/unblank events */ + OMAPLFB_ATOMIC_INT sBlankEvents; + +#ifdef CONFIG_HAS_EARLYSUSPEND + /* Set by early suspend */ + OMAPLFB_ATOMIC_BOOL sEarlySuspendFlag; + + struct early_suspend sEarlySuspend; +#endif + +#if defined(SUPPORT_DRI_DRM) + OMAPLFB_ATOMIC_BOOL sLeaveVT; +#endif + +} OMAPLFB_DEVINFO; + +#define OMAPLFB_PAGE_SIZE 4096 + +/* DEBUG only printk */ +#ifdef DEBUG +#define DEBUG_PRINTK(x) printk x +#else +#define DEBUG_PRINTK(x) +#endif + +#define DISPLAY_DEVICE_NAME "PowerVR OMAP Linux Display Driver" +#define DRVNAME "omaplfb" +#define DEVNAME DRVNAME +#define DRIVER_PREFIX DRVNAME + +/*! + ***************************************************************************** + * Error values + *****************************************************************************/ +typedef enum _OMAPLFB_ERROR_ +{ + OMAPLFB_OK = 0, + OMAPLFB_ERROR_GENERIC = 1, + OMAPLFB_ERROR_OUT_OF_MEMORY = 2, + OMAPLFB_ERROR_TOO_FEW_BUFFERS = 3, + OMAPLFB_ERROR_INVALID_PARAMS = 4, + OMAPLFB_ERROR_INIT_FAILURE = 5, + OMAPLFB_ERROR_CANT_REGISTER_CALLBACK = 6, + OMAPLFB_ERROR_INVALID_DEVICE = 7, + OMAPLFB_ERROR_DEVICE_REGISTER_FAILED = 8, + OMAPLFB_ERROR_SET_UPDATE_MODE_FAILED = 9 +} OMAPLFB_ERROR; + +typedef enum _OMAPLFB_UPDATE_MODE_ +{ + OMAPLFB_UPDATE_MODE_UNDEFINED = 0, + OMAPLFB_UPDATE_MODE_MANUAL = 1, + OMAPLFB_UPDATE_MODE_AUTO = 2, + OMAPLFB_UPDATE_MODE_DISABLED = 3 +} OMAPLFB_UPDATE_MODE; + +#ifndef UNREFERENCED_PARAMETER +#define UNREFERENCED_PARAMETER(param) (param) = (param) +#endif + +OMAPLFB_ERROR OMAPLFBInit(void); +OMAPLFB_ERROR OMAPLFBDeInit(void); + +/* OS Specific APIs */ +OMAPLFB_DEVINFO *OMAPLFBGetDevInfoPtr(unsigned uiFBDevID); +unsigned OMAPLFBMaxFBDevIDPlusOne(void); +void *OMAPLFBAllocKernelMem(unsigned long ulSize); +void OMAPLFBFreeKernelMem(void *pvMem); +OMAPLFB_ERROR OMAPLFBGetLibFuncAddr(char *szFunctionName, PFN_DC_GET_PVRJTABLE *ppfnFuncTable); +OMAPLFB_ERROR OMAPLFBCreateSwapQueue (OMAPLFB_SWAPCHAIN *psSwapChain); +void OMAPLFBDestroySwapQueue(OMAPLFB_SWAPCHAIN *psSwapChain); +void OMAPLFBInitBufferForSwap(OMAPLFB_BUFFER *psBuffer); +void OMAPLFBSwapHandler(OMAPLFB_BUFFER *psBuffer); +void OMAPLFBQueueBufferForSwap(OMAPLFB_SWAPCHAIN *psSwapChain, OMAPLFB_BUFFER *psBuffer); +void OMAPLFBFlip(OMAPLFB_DEVINFO *psDevInfo, OMAPLFB_BUFFER *psBuffer); +OMAPLFB_UPDATE_MODE OMAPLFBGetUpdateMode(OMAPLFB_DEVINFO *psDevInfo); +OMAPLFB_BOOL OMAPLFBSetUpdateMode(OMAPLFB_DEVINFO *psDevInfo, OMAPLFB_UPDATE_MODE eMode); +OMAPLFB_BOOL OMAPLFBWaitForVSync(OMAPLFB_DEVINFO *psDevInfo); +OMAPLFB_BOOL OMAPLFBManualSync(OMAPLFB_DEVINFO *psDevInfo); +OMAPLFB_BOOL OMAPLFBCheckModeAndSync(OMAPLFB_DEVINFO *psDevInfo); +OMAPLFB_ERROR OMAPLFBUnblankDisplay(OMAPLFB_DEVINFO *psDevInfo); +OMAPLFB_ERROR OMAPLFBEnableLFBEventNotification(OMAPLFB_DEVINFO *psDevInfo); +OMAPLFB_ERROR OMAPLFBDisableLFBEventNotification(OMAPLFB_DEVINFO *psDevInfo); +void OMAPLFBCreateSwapChainLockInit(OMAPLFB_DEVINFO *psDevInfo); +void OMAPLFBCreateSwapChainLockDeInit(OMAPLFB_DEVINFO *psDevInfo); +void OMAPLFBCreateSwapChainLock(OMAPLFB_DEVINFO *psDevInfo); +void OMAPLFBCreateSwapChainUnLock(OMAPLFB_DEVINFO *psDevInfo); +void OMAPLFBAtomicBoolInit(OMAPLFB_ATOMIC_BOOL *psAtomic, OMAPLFB_BOOL bVal); +void OMAPLFBAtomicBoolDeInit(OMAPLFB_ATOMIC_BOOL *psAtomic); +void OMAPLFBAtomicBoolSet(OMAPLFB_ATOMIC_BOOL *psAtomic, OMAPLFB_BOOL bVal); +OMAPLFB_BOOL OMAPLFBAtomicBoolRead(OMAPLFB_ATOMIC_BOOL *psAtomic); +void OMAPLFBAtomicIntInit(OMAPLFB_ATOMIC_INT *psAtomic, int iVal); +void OMAPLFBAtomicIntDeInit(OMAPLFB_ATOMIC_INT *psAtomic); +void OMAPLFBAtomicIntSet(OMAPLFB_ATOMIC_INT *psAtomic, int iVal); +int OMAPLFBAtomicIntRead(OMAPLFB_ATOMIC_INT *psAtomic); +void OMAPLFBAtomicIntInc(OMAPLFB_ATOMIC_INT *psAtomic); + +#if defined(DEBUG) +void OMAPLFBPrintInfo(OMAPLFB_DEVINFO *psDevInfo); +#else +#define OMAPLFBPrintInfo(psDevInfo) +#endif + +#endif /* __OMAPLFB_H__ */ + +/****************************************************************************** + End of file (omaplfb.h) +******************************************************************************/ + |