1 files changed, 303 insertions, 0 deletions
diff --git a/drivers/staging/cdv/pvr/services4/3rdparty/linux_framebuffer_mrst/mrstlfb.h b/drivers/staging/cdv/pvr/services4/3rdparty/linux_framebuffer_mrst/mrstlfb.h
new file mode 100644
index 000000000000..8780ea0fa3b3
--- /dev/null
+++ b/drivers/staging/cdv/pvr/services4/3rdparty/linux_framebuffer_mrst/mrstlfb.h
@@ -0,0 +1,303 @@
+/**********************************************************************
+ *
+ * Copyright(c) 2008 Imagination Technologies Ltd. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful but, except
+ * as otherwise stated in writing, without any warranty; without even the
+ * implied warranty of merchantability or fitness for a particular purpose.
+ * See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * The full GNU General Public License is included in this distribution in
+ * the file called "COPYING".
+ *
+ * Contact Information:
+ * Imagination Technologies Ltd. <gpl-support@imgtec.com>
+ * Home Park Estate, Kings Langley, Herts, WD4 8LZ, UK
+ *
+ ******************************************************************************/
+
+#ifndef __MRSTLFB_H__
+#define __MRSTLFB_H__
+
+#include <drm/drmP.h>
+#include "psb_intel_reg.h"
+
+#define MRST_USING_INTERRUPTS
+
+#define PSB_HWSTAM                0x2098
+#define PSB_INSTPM                0x20C0
+#define PSB_INT_IDENTITY_R        0x20A4
+#define _PSB_VSYNC_PIPEB_FLAG     (1<<5)
+#define _PSB_VSYNC_PIPEA_FLAG     (1<<7)
+#define _PSB_IRQ_SGX_FLAG         (1<<18)
+#define _PSB_IRQ_MSVDX_FLAG       (1<<19)
+#define PSB_INT_MASK_R            0x20A8
+#define PSB_INT_ENABLE_R          0x20A0
+
+#define MAX_SWAPCHAINS			  1
+#define MAX_FLIPBUFFERS			  9
+
+/* IPC message and command defines used to enable/disable mipi panel voltages */
+#define	IPC_MSG_PANEL_ON_OFF	0xE9
+#define IPC_CMD_PANEL_ON	1
+#define IPC_CMD_PANEL_OFF	0
+
+typedef void *   MRST_HANDLE;
+
+typedef enum tag_mrst_bool
+{
+	MRST_FALSE = 0,
+	MRST_TRUE  = 1,
+} MRST_BOOL, *MRST_PBOOL;
+
+typedef int(* MRSTLFB_VSYNC_ISR_PFN)(struct drm_device* psDrmDevice, int iPipe);
+
+
+typedef struct MRSTLFB_BUFFER_TAG
+{
+	
+    IMG_UINT32		             	ui32BufferSize;
+	union {
+		
+		IMG_SYS_PHYADDR             *psNonCont;
+		
+		IMG_SYS_PHYADDR				sCont;
+	} uSysAddr;
+	
+	IMG_DEV_VIRTADDR             	sDevVAddr;
+	
+    IMG_CPU_VIRTADDR             	sCPUVAddr;    
+	
+	PVRSRV_SYNC_DATA             	*psSyncData;
+	
+	MRST_BOOL					 	bIsContiguous;
+	
+	MRST_BOOL					 	bIsAllocated;
+
+	IMG_UINT32						ui32OwnerTaskID;
+} MRSTLFB_BUFFER;
+
+typedef struct MRSTLFB_VSYNC_FLIP_ITEM_TAG
+{
+
+
+
+	MRST_HANDLE      hCmdComplete;
+
+	unsigned long    ulSwapInterval;
+
+	MRST_BOOL        bValid;
+
+	MRST_BOOL        bFlipped;
+
+	MRST_BOOL        bCmdCompleted;
+
+
+
+
+
+	MRSTLFB_BUFFER*	psBuffer;
+} MRSTLFB_VSYNC_FLIP_ITEM;
+
+typedef struct MRSTLFB_SWAPCHAIN_TAG
+{
+	
+	unsigned long       ulBufferCount;
+
+	IMG_UINT32			ui32SwapChainID;
+
+	
+	MRSTLFB_BUFFER     **ppsBuffer;
+
+	
+	unsigned long	    ulSwapChainLength;
+
+	
+	MRSTLFB_VSYNC_FLIP_ITEM	*psVSyncFlips;
+
+	
+	unsigned long       ulInsertIndex;
+	
+	
+	unsigned long       ulRemoveIndex;
+
+	
+	PVRSRV_DC_DISP2SRV_KMJTABLE	*psPVRJTable;
+
+	
+	struct drm_driver         *psDrmDriver;
+
+	
+	struct drm_device         *psDrmDev;
+
+	struct MRSTLFB_SWAPCHAIN_TAG *psNext;
+
+	struct MRSTLFB_DEVINFO_TAG *psDevInfo;
+	unsigned long 		ui32Height;
+	unsigned long		ui32Width;
+	unsigned long		ui32ByteStride;
+
+} MRSTLFB_SWAPCHAIN;
+
+typedef struct MRSTLFB_FBINFO_TAG
+{
+	unsigned long       ulFBSize;
+	unsigned long       ulBufferSize;
+	unsigned long       ulRoundedBufferSize;
+	unsigned long       ulWidth;
+	unsigned long       ulHeight;
+	unsigned long       ulByteStride;
+
+
+
+	IMG_SYS_PHYADDR     sSysAddr;
+	IMG_CPU_VIRTADDR    sCPUVAddr;
+        IMG_DEV_VIRTADDR    sDevVAddr;
+
+
+	PVRSRV_PIXEL_FORMAT ePixelFormat;
+}MRSTLFB_FBINFO;
+
+/**
+ * If DRI is enable then extemding drm_device
+ */
+typedef struct MRSTLFB_DEVINFO_TAG
+{
+	unsigned int           uiDeviceID;
+
+	struct drm_device 	*psDrmDevice;
+
+	
+
+	MRSTLFB_BUFFER          sSystemBuffer;
+
+	
+	PVRSRV_DC_DISP2SRV_KMJTABLE	sPVRJTable;
+	
+	
+	PVRSRV_DC_SRV2DISP_KMJTABLE	sDCJTable;
+
+	
+	unsigned long           ulRefCount;
+
+	MRSTLFB_SWAPCHAIN      *psCurrentSwapChain;
+
+	MRSTLFB_SWAPCHAIN      *apsSwapChains[MAX_SWAPCHAINS];
+
+	IMG_UINT32	   	ui32SwapChainNum;
+
+	
+	void *pvRegs;
+
+	
+	unsigned long ulSetFlushStateRefCount;
+
+	
+	MRST_BOOL           bFlushCommands;
+
+	
+	MRST_BOOL           bBlanked;
+
+	
+	struct fb_info         *psLINFBInfo;
+
+	
+	struct notifier_block   sLINNotifBlock;
+
+	
+	spinlock_t             sSwapChainLock;
+
+	
+
+	
+	IMG_DEV_VIRTADDR	sDisplayDevVAddr;
+
+	DISPLAY_INFO            sDisplayInfo;
+
+	
+	DISPLAY_FORMAT          sDisplayFormat;
+	
+	
+	DISPLAY_DIMS            sDisplayDim;
+
+	IMG_UINT32		ui32MainPipe;
+
+	
+	MRST_BOOL bSuspended;
+
+	
+	MRST_BOOL bLeaveVT;
+
+	
+	unsigned long ulLastFlipAddr;
+
+	
+	MRST_BOOL bLastFlipAddrValid;
+}  MRSTLFB_DEVINFO;
+
+#if 0
+#define	MRSTLFB_PAGE_SIZE 4096
+#define	MRSTLFB_PAGE_MASK (MRSTLFB_PAGE_SIZE - 1)
+#define	MRSTLFB_PAGE_TRUNC (~MRSTLFB_PAGE_MASK)
+
+#define	MRSTLFB_PAGE_ROUNDUP(x) (((x) + MRSTLFB_PAGE_MASK) & MRSTLFB_PAGE_TRUNC)
+#endif
+
+#ifdef	DEBUG
+#define	DEBUG_PRINTK(x) printk x
+#else
+#define	DEBUG_PRINTK(x)
+#endif
+
+#define DISPLAY_DEVICE_NAME "PowerVR Cedartrail Linux Display Driver"
+#define	DRVNAME	"cdvlfb"
+#define	DEVNAME	DRVNAME
+#define	DRIVER_PREFIX DRVNAME
+
+typedef enum _MRST_ERROR_
+{
+	MRST_OK                             =  0,
+	MRST_ERROR_GENERIC                  =  1,
+	MRST_ERROR_OUT_OF_MEMORY            =  2,
+	MRST_ERROR_TOO_FEW_BUFFERS          =  3,
+	MRST_ERROR_INVALID_PARAMS           =  4,
+	MRST_ERROR_INIT_FAILURE             =  5,
+	MRST_ERROR_CANT_REGISTER_CALLBACK   =  6,
+	MRST_ERROR_INVALID_DEVICE           =  7,
+	MRST_ERROR_DEVICE_REGISTER_FAILED   =  8
+} MRST_ERROR;
+
+
+#ifndef UNREFERENCED_PARAMETER
+#define	UNREFERENCED_PARAMETER(param) (param) = (param)
+#endif
+
+MRST_ERROR MRSTLFBInit(struct drm_device * dev);
+MRST_ERROR MRSTLFBDeinit(void);
+
+int MRSTLFBAllocBuffer(struct drm_device *dev, IMG_UINT32 ui32Size, MRSTLFB_BUFFER **ppBuffer);
+int MRSTLFBFreeBuffer(struct drm_device *dev, MRSTLFB_BUFFER **ppBuffer);
+
+void *MRSTLFBAllocKernelMem(unsigned long ulSize);
+void MRSTLFBFreeKernelMem(void *pvMem);
+MRST_ERROR MRSTLFBGetLibFuncAddr(char *szFunctionName, PFN_DC_GET_PVRJTABLE *ppfnFuncTable);
+MRST_ERROR MRSTLFBInstallVSyncISR (MRSTLFB_DEVINFO *psDevInfo, MRSTLFB_VSYNC_ISR_PFN pVsyncHandler);
+MRST_ERROR MRSTLFBUninstallVSyncISR(MRSTLFB_DEVINFO *psDevInfo);
+void MRSTLFBEnableVSyncInterrupt(MRSTLFB_DEVINFO *psDevInfo);
+void MRSTLFBDisableVSyncInterrupt(MRSTLFB_DEVINFO *psDevInfo);
+
+void MRSTLFBFlipToSurface(MRSTLFB_DEVINFO *psDevInfo,  unsigned long uiAddr);
+
+void MRSTLFBSuspend(void);
+void MRSTLFBResume(void);
+
+#endif 
+