diff options
Diffstat (limited to 'drivers/gpu/pvr/ra.h')
-rw-r--r-- | drivers/gpu/pvr/ra.h | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/drivers/gpu/pvr/ra.h b/drivers/gpu/pvr/ra.h new file mode 100644 index 00000000000..2f9ceeaca62 --- /dev/null +++ b/drivers/gpu/pvr/ra.h @@ -0,0 +1,107 @@ +/********************************************************************** + * + * 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" + +struct RA_ARENA; +struct BM_MAPPING; + +#define RA_STATS + +struct RA_STATISTICS { + u32 uSpanCount; + u32 uLiveSegmentCount; + u32 uFreeSegmentCount; + u32 uTotalResourceCount; + u32 uFreeResourceCount; + u32 uCumulativeAllocs; + u32 uCumulativeFrees; + u32 uImportCount; + u32 uExportCount; +}; +struct RA_STATISTICS; + +struct RA_SEGMENT_DETAILS { + u32 uiSize; + struct IMG_CPU_PHYADDR sCpuPhyAddr; + void *hSegment; +}; +struct RA_SEGMENT_DETAILS; + +struct RA_ARENA *RA_Create(char *name, u32 base, size_t uSize, + struct BM_MAPPING *psMapping, size_t uQuantum, + IMG_BOOL(*imp_alloc)(void *_h, size_t uSize, + size_t *pActualSize, + struct BM_MAPPING **ppsMapping, + u32 uFlags, u32 *pBase), + void (*imp_free)(void *, u32, struct BM_MAPPING *), + void (*backingstore_free)(void *, u32, u32, void *), + void *import_handle); + +void RA_Delete(struct RA_ARENA *pArena); + +IMG_BOOL RA_TestDelete(struct RA_ARENA *pArena); + +IMG_BOOL RA_Add(struct RA_ARENA *pArena, u32 base, size_t uSize); + +IMG_BOOL RA_Alloc(struct RA_ARENA *pArena, size_t uSize, + struct BM_MAPPING **ppsMapping, u32 uFlags, u32 uAlignment, + u32 *pBase); + +void RA_Free(struct RA_ARENA *pArena, u32 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(void *hArena, + struct RA_SEGMENT_DETAILS *psSegDetails); + +enum PVRSRV_ERROR RA_GetStats(struct RA_ARENA *pArena, char **ppszStr, + u32 *pui32StrLen); + +#endif + +#endif |