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/*
* Copyright (c) 2011, Intel Corporation.
*
* 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 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.
*
*/
#include "psb_pvr_glue.h"
/**
* FIXME: should NOT use these file under env/linux directly
*/
#include "mm.h"
int psb_get_meminfo_by_handle(IMG_HANDLE hKernelMemInfo,
PVRSRV_KERNEL_MEM_INFO **ppsKernelMemInfo)
{
PVRSRV_KERNEL_MEM_INFO *psKernelMemInfo = IMG_NULL;
PVRSRV_PER_PROCESS_DATA *psPerProc = IMG_NULL;
PVRSRV_ERROR eError;
psPerProc = PVRSRVPerProcessData(OSGetCurrentProcessIDKM());
eError = PVRSRVLookupHandle(psPerProc->psHandleBase,
(IMG_VOID *)&psKernelMemInfo,
hKernelMemInfo,
PVRSRV_HANDLE_TYPE_MEM_INFO);
if (eError != PVRSRV_OK) {
DRM_ERROR("Cannot find kernel meminfo for handle 0x%x\n",
(IMG_UINT32)hKernelMemInfo);
return -EINVAL;
}
*ppsKernelMemInfo = psKernelMemInfo;
DRM_DEBUG("Got Kernel MemInfo for handle 0x%x\n",
(IMG_UINT32)hKernelMemInfo);
return 0;
}
IMG_UINT32 psb_get_tgid(void)
{
return OSGetCurrentProcessIDKM();
}
int psb_get_pages_by_mem_handle(IMG_HANDLE hOSMemHandle, struct page ***pages)
{
LinuxMemArea *psLinuxMemArea = (LinuxMemArea *)hOSMemHandle;
struct page **page_list;
if (psLinuxMemArea->eAreaType != LINUX_MEM_AREA_ALLOC_PAGES) {
DRM_ERROR("MemArea type is not LINUX_MEM_AREA_ALLOC_PAGES\n");
return -EINVAL;
}
page_list = psLinuxMemArea->uData.sPageList.pvPageList;
if (!page_list) {
DRM_DEBUG("Page List is NULL\n");
return -ENOMEM;
}
*pages = page_list;
return 0;
}
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