/*!
******************************************************************************
@Function DMANKM_CloseDevice
******************************************************************************/
IMG_RESULT DMANKM_CloseDevice(IMG_HANDLE hDevHandle, IMG_HANDLE hConnHandle,
DMANKM_eDisconnType eDisconnType)
{
DMANKM_sDevContext * psDevContext = (DMANKM_sDevContext *) hDevHandle;
DMANKM_sConnContext * psConnContext = (DMANKM_sConnContext *) hConnHandle;
IMG_UINT32 ui32Result;
IMG_ASSERT(gDmanKmInitialised);
IMG_ASSERT(!psConnContext->bInitConn);
IMG_ASSERT(psConnContext->ui32OpenCnt != 0);
/* Update the open count...*/
psConnContext->ui32OpenCnt--;
/* If abort...*/
if (eDisconnType == DMAN_DCONN_ABORT) {
/* Set open count to 0...*/
psConnContext->ui32OpenCnt = 0;
}
/* If this is not the last close...*/
if (psConnContext->ui32OpenCnt != 0) {
/* Unlock the device...*/
DMANKM_UnlockDeviceContext(hDevHandle);
/* Return success...*/
return IMG_SUCCESS;
}
/* Removed the process lost callback...*/
PMAN_RemoveProcessLostCb(psConnContext->hProcLostCbHandle);
/* If disconnect/close function...*/
if (psDevContext->sDevRegister.pfnDevDisconnect != IMG_NULL ) {
ui32Result = psDevContext->sDevRegister.pfnDevDisconnect(psConnContext,
psDevContext->pvDevInstanceData,
psConnContext->pvDevConnectionData, eDisconnType);
IMG_ASSERT(ui32Result == IMG_SUCCESS);
if (ui32Result != IMG_SUCCESS) {
return ui32Result;
}
} else {
/* Call complete function synchronously...*/
DMANKM_DevDisconnectComplete(psConnContext);
}
/* Return success...*/
return IMG_SUCCESS;
}
/*!
******************************************************************************
@Function nullkm_fnDevDisconnect
See definition of #DMANKM_pfnDevDisconnect.
******************************************************************************/
static IMG_RESULT nullkm_fnDevDisconnect (
IMG_HANDLE hConnHandle,
IMG_VOID * pvDevInstanceData,
IMG_VOID * pvDevConnectionData,
DMANKM_eDisconnType eDisconnType
)
{
IMG_UINT32 ui32Result;
/* Signal the disconnect has completed. */
ui32Result = DMANKM_DevDisconnectComplete(hConnHandle);
IMG_ASSERT(ui32Result == IMG_SUCCESS);
if (ui32Result != IMG_SUCCESS)
{
return ui32Result;
}
return IMG_SUCCESS;
}
