1 files changed, 159 insertions, 0 deletions

diff --git a/drivers/gpu/pvr/ra.h b/drivers/gpu/pvr/ra.h
new file mode 100644
index 00000000000..f28ce4cd755
--- /dev/null
+++ b/drivers/gpu/pvr/ra.h
@@ -0,0 +1,159 @@
+/**********************************************************************
+ *
+ * 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 _RA_H_
+#define _RA_H_
+
+#include "img_types.h"
+#include "hash.h"
+#include "osfunc.h"
+
+typedef struct _RA_ARENA_ RA_ARENA;                     
+typedef struct _BM_MAPPING_ BM_MAPPING;
+
+
+
+#define RA_STATS 
+
+
+struct _RA_STATISTICS_
+{
+    
+    IMG_SIZE_T uSpanCount;
+
+    
+    IMG_SIZE_T uLiveSegmentCount;
+
+    
+    IMG_SIZE_T uFreeSegmentCount;
+
+    
+    IMG_SIZE_T uTotalResourceCount;
+    
+    
+    IMG_SIZE_T uFreeResourceCount;
+
+    
+    IMG_SIZE_T uCumulativeAllocs;
+
+    
+    IMG_SIZE_T uCumulativeFrees;
+
+    
+    IMG_SIZE_T uImportCount;
+
+    
+    IMG_SIZE_T uExportCount;
+};
+typedef struct _RA_STATISTICS_ RA_STATISTICS;
+
+struct _RA_SEGMENT_DETAILS_
+{
+        IMG_SIZE_T      uiSize;
+        IMG_CPU_PHYADDR sCpuPhyAddr;
+        IMG_HANDLE      hSegment;
+};
+typedef struct _RA_SEGMENT_DETAILS_ RA_SEGMENT_DETAILS;
+
+RA_ARENA *
+RA_Create (IMG_CHAR *name,
+           IMG_UINTPTR_T base,
+           IMG_SIZE_T uSize,
+           BM_MAPPING *psMapping,
+           IMG_SIZE_T uQuantum, 
+           IMG_BOOL (*imp_alloc)(IMG_VOID *_h,
+                                IMG_SIZE_T uSize,
+                                IMG_SIZE_T *pActualSize,
+                                BM_MAPPING **ppsMapping,
+                                IMG_UINT32 uFlags,
+                                IMG_UINTPTR_T *pBase),
+           IMG_VOID (*imp_free) (IMG_VOID *,
+                                IMG_UINTPTR_T,
+                                BM_MAPPING *),
+           IMG_VOID (*backingstore_free) (IMG_VOID *,
+                                          IMG_SIZE_T,
+                                          IMG_SIZE_T,
+                                          IMG_HANDLE),
+           IMG_VOID *import_handle);
+
+IMG_VOID
+RA_Delete (RA_ARENA *pArena);
+
+IMG_BOOL
+RA_TestDelete (RA_ARENA *pArena);
+
+IMG_BOOL
+RA_Add (RA_ARENA *pArena, IMG_UINTPTR_T base, IMG_SIZE_T uSize);
+
+IMG_BOOL
+RA_Alloc (RA_ARENA *pArena, 
+          IMG_SIZE_T uSize,
+          IMG_SIZE_T *pActualSize,
+          BM_MAPPING **ppsMapping, 
+          IMG_UINT32 uFlags,
+          IMG_UINT32 uAlignment,
+                  IMG_UINT32 uAlignmentOffset,
+          IMG_UINTPTR_T *pBase);
+
+IMG_VOID 
+RA_Free (RA_ARENA *pArena, IMG_UINTPTR_T base, IMG_BOOL bFreeBackingStore);
+
+
+#ifdef RA_STATS
+
+#define CHECK_SPACE(total)                                      \
+{                                                                                       \
+        if((total)<100)                                                         \
+                return PVRSRV_ERROR_INVALID_PARAMS;     \
+}
+
+#define UPDATE_SPACE(str, count, total)         \
+{                                                                                       \
+        if((count) == -1)                                                       \
+                return PVRSRV_ERROR_INVALID_PARAMS;     \
+        else                                                                    \
+        {                                                                               \
+                (str) += (count);                                               \
+                (total) -= (count);                                             \
+        }                                                                               \
+}
+
+
+IMG_BOOL RA_GetNextLiveSegment(IMG_HANDLE hArena, RA_SEGMENT_DETAILS *psSegDetails);
+
+
+PVRSRV_ERROR RA_GetStats(RA_ARENA *pArena,
+                                                        IMG_CHAR **ppszStr, 
+                                                        IMG_UINT32 *pui32StrLen);
+
+PVRSRV_ERROR RA_GetStatsFreeMem(RA_ARENA *pArena,
+                                                                IMG_CHAR **ppszStr, 
+                                                                IMG_UINT32 *pui32StrLen);
+
+#endif 
+
+#endif
+