X-Git-Url: http://git.maemo.org/git/?a=blobdiff_plain;f=drivers%2Fgpu%2Fpvr%2Fbufferclass_example.h;fp=drivers%2Fgpu%2Fpvr%2Fbufferclass_example.h;h=a601368bfe3e8812f3aff591ddf52fc8d227117b;hb=a78d411c6518eb7dd038eef6668f78a7e6c14ec4;hp=0000000000000000000000000000000000000000;hpb=4a6908a3a050aacc9c3a2f36b276b46c0629ad91;p=h-e-n

diff --git a/drivers/gpu/pvr/bufferclass_example.h b/drivers/gpu/pvr/bufferclass_example.h
new file mode 100644
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--- /dev/null
+++ b/drivers/gpu/pvr/bufferclass_example.h
@@ -0,0 +1,102 @@
+/**********************************************************************
+ *
+ * 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 __BC_EXAMPLE_H__
+#define __BC_EXAMPLE_H__
+
+#include "img_defs.h"
+#include "servicesext.h"
+#include "kernelbuffer.h"
+
+
+#define BC_EXAMPLE_NUM_BUFFERS	3
+
+#define YUV420 1
+#ifdef YUV420
+
+#define BC_EXAMPLE_WIDTH		(320)
+#define BC_EXAMPLE_HEIGHT		(160)
+#define BC_EXAMPLE_STRIDE		(320)
+#define BC_EXAMPLE_PIXELFORMAT	(PVRSRV_PIXEL_FORMAT_NV12)
+
+#else
+
+#define BC_EXAMPLE_WIDTH		(320)
+#define BC_EXAMPLE_HEIGHT		(160)
+#define BC_EXAMPLE_STRIDE		(320*2)
+#define BC_EXAMPLE_PIXELFORMAT	(PVRSRV_PIXEL_FORMAT_RGB565)
+
+#endif
+
+#define BC_EXAMPLE_DEVICEID		 0
+
+struct BC_EXAMPLE_BUFFER {
+	u32 ui32Size;
+	void *hMemHandle;
+	struct IMG_SYS_PHYADDR sSysAddr;
+	struct IMG_SYS_PHYADDR sPageAlignSysAddr;
+	void *sCPUVAddr;
+	struct PVRSRV_SYNC_DATA *psSyncData;
+	struct BC_EXAMPLE_BUFFER *psNext;
+};
+
+struct BC_EXAMPLE_DEVINFO {
+	u32 ui32DeviceID;
+	struct BC_EXAMPLE_BUFFER *psSystemBuffer;
+	struct BUFFER_INFO sBufferInfo;
+	u32 ui32NumBuffers;
+	struct PVRSRV_BC_BUFFER2SRV_KMJTABLE sPVRJTable;
+	struct PVRSRV_BC_SRV2BUFFER_KMJTABLE sBCJTable;
+	void *hPVRServices;
+	u32 ui32RefCount;
+};
+
+enum PVRSRV_ERROR BC_Example_Init(void);
+enum PVRSRV_ERROR BC_Example_Deinit(void);
+
+enum PVRSRV_ERROR BCOpenPVRServices(void **phPVRServices);
+enum PVRSRV_ERROR BCClosePVRServices(void *hPVRServices);
+
+void *BCAllocKernelMem(u32 ui32Size);
+void BCFreeKernelMem(void *pvMem);
+
+enum PVRSRV_ERROR BCAllocContigMemory(u32 ui32Size, void **phMemHandle,
+				 void **pLinAddr,
+				 struct IMG_CPU_PHYADDR *pPhysAddr);
+void BCFreeContigMemory(u32 ui32Size, void *hMemHandle, void *LinAddr,
+			struct IMG_CPU_PHYADDR PhysAddr);
+
+struct IMG_SYS_PHYADDR CpuPAddrToSysPAddrBC(struct IMG_CPU_PHYADDR cpu_paddr);
+struct IMG_CPU_PHYADDR SysPAddrToCpuPAddrBC(struct IMG_SYS_PHYADDR sys_paddr);
+
+void *MapPhysAddr(struct IMG_SYS_PHYADDR sSysAddr, u32 ui32Size);
+void UnMapPhysAddr(void *pvAddr, u32 ui32Size);
+
+enum PVRSRV_ERROR BCGetLibFuncAddr(void *hExtDrv, char *szFunctionName,
+	 IMG_BOOL (**ppfnFuncTable)(struct PVRSRV_BC_BUFFER2SRV_KMJTABLE *));
+struct BC_EXAMPLE_DEVINFO *GetAnchorPtr(void);
+
+#endif