diff options
Diffstat (limited to 'drivers/gpu/pvr/osfunc.c')
| -rw-r--r-- | drivers/gpu/pvr/osfunc.c | 50 |
1 files changed, 49 insertions, 1 deletions
diff --git a/drivers/gpu/pvr/osfunc.c b/drivers/gpu/pvr/osfunc.c index ed880da..28e2b00 100644 --- a/drivers/gpu/pvr/osfunc.c +++ b/drivers/gpu/pvr/osfunc.c @@ -73,6 +73,7 @@ #include "event.h" #include "linkage.h" #include "pvr_uaccess.h" +#include "lock.h" #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,27)) #define ON_EACH_CPU(func, info, wait) on_each_cpu(func, info, wait) @@ -2756,7 +2757,7 @@ static unsigned long AllocPagesAreaToPhys(LinuxMemArea *psLinuxMemArea, IMG_UINT32 ui32PageNum) { struct page *pPage; - pPage = psLinuxMemArea->uData.sPageList.pvPageList[ui32PageNumOffset + ui32PageNum]; + pPage = psLinuxMemArea->uData.sPageList.ppsPageList[ui32PageNumOffset + ui32PageNum]; return page_to_pfn(pPage) << PAGE_SHIFT; } @@ -3222,6 +3223,53 @@ IMG_UINT32 OSAtomicRead(IMG_PVOID pvRefCount) return (IMG_UINT32) atomic_read(&psRefCount->RefCount); } +IMG_VOID OSReleaseBridgeLock(IMG_VOID) +{ + LinuxUnLockMutex(&gPVRSRVLock); +} + +IMG_VOID OSReacquireBridgeLock(IMG_VOID) +{ + LinuxLockMutex(&gPVRSRVLock); +} + +typedef struct _OSTime +{ + unsigned long ulTime; +} OSTime; + +PVRSRV_ERROR OSTimeCreateWithUSOffset(IMG_PVOID *pvRet, IMG_UINT32 ui32USOffset) +{ + OSTime *psOSTime; + + psOSTime = kmalloc(sizeof(OSTime), GFP_KERNEL); + if (psOSTime == IMG_NULL) + { + return PVRSRV_ERROR_OUT_OF_MEMORY; + } + + psOSTime->ulTime = usecs_to_jiffies(jiffies_to_usecs(jiffies) + ui32USOffset); + *pvRet = psOSTime; + return PVRSRV_OK; +} + + +IMG_BOOL OSTimeHasTimePassed(IMG_PVOID pvData) +{ + OSTime *psOSTime = pvData; + + if (time_is_before_jiffies(psOSTime->ulTime)) + { + return IMG_TRUE; + } + return IMG_FALSE; +} + +IMG_VOID OSTimeDestroy(IMG_PVOID pvData) +{ + kfree(pvData); +} + PVRSRV_ERROR PVROSFuncInit(IMG_VOID) { #if defined(PVR_LINUX_TIMERS_USING_WORKQUEUES) |