156 static VBI_RING_BUFFER rb_handle;  variable
273     rb_handle.WritePacketNumber = VBI_TTX_GetPacketCount();  in _MDrv_VBI_TTX_UpdateWritePointer()
275     if(rb_handle.pkt_received==TRUE)  in _MDrv_VBI_TTX_UpdateWritePointer()
277         NumberOfFreePackets = (MS_S32)(rb_handle.WritePacketNumber - rb_handle.ReadPacketNumber);  in _MDrv_VBI_TTX_UpdateWritePointer()
285             rb_handle.NoOfPacketBufferOverflows++;  in _MDrv_VBI_TTX_UpdateWritePointer()
286             rb_handle.PacketBufferOverflow = TRUE;  in _MDrv_VBI_TTX_UpdateWritePointer()
291     if(rb_handle.WritePacketNumber==1)  in _MDrv_VBI_TTX_UpdateWritePointer()
293         if(rb_handle.pkt_received)  in _MDrv_VBI_TTX_UpdateWritePointer()
295             rb_handle.WritePacketNumber = _pStoreInfo._TTXBufLen;  in _MDrv_VBI_TTX_UpdateWritePointer()
299             rb_handle.WritePacketNumber = 0;  in _MDrv_VBI_TTX_UpdateWritePointer()
304         if(rb_handle.WritePacketNumber==0)  in _MDrv_VBI_TTX_UpdateWritePointer()
306             rb_handle.ReadPacketNumber = 0;  in _MDrv_VBI_TTX_UpdateWritePointer()
310         rb_handle.WritePacketNumber--;  in _MDrv_VBI_TTX_UpdateWritePointer()
311         rb_handle.pkt_received = TRUE;  in _MDrv_VBI_TTX_UpdateWritePointer()
466     rb_handle.ReadPacketNumber = VBI_TTX_GetPacketCount();  in _MDrv_VBI_RingBuffer_Reset()
467     rb_handle.WritePacketNumber = 0;  in _MDrv_VBI_RingBuffer_Reset()
468     rb_handle.pkt_received = FALSE;  in _MDrv_VBI_RingBuffer_Reset()
469     rb_handle.PacketBufferOverflow = FALSE;  in _MDrv_VBI_RingBuffer_Reset()
470     rb_handle.NoOfPacketBufferOverflows = 0;  in _MDrv_VBI_RingBuffer_Reset()
629     if (rb_handle.WritePacketNumber - rb_handle.ReadPacketNumber) /* no of packets */  in _MDrv_VBI_TTX_PacketBufferIsEmpty()
671 …      packetAddress = _pStoreInfo._TTXBufAddr + (rb_handle.ReadPacketNumber) * VBI_TTX_DATA_LENGTH;  in _MDrv_VBI_TTX_GetPackets()
673         if(rb_handle.ReadPacketNumber > rb_handle.WritePacketNumber)  in _MDrv_VBI_TTX_GetPackets()
678             data_length = VBI_TTX_DATA_LENGTH*(_pStoreInfo._TTXBufLen - rb_handle.ReadPacketNumber);  in _MDrv_VBI_TTX_GetPackets()
690                 rb_handle.ReadPacketNumber += data_length/VBI_TTX_DATA_LENGTH;  in _MDrv_VBI_TTX_GetPackets()
696             data_length2 = VBI_TTX_DATA_LENGTH*(rb_handle.WritePacketNumber);  in _MDrv_VBI_TTX_GetPackets()
706             rb_handle.ReadPacketNumber = data_length2/VBI_TTX_DATA_LENGTH;  in _MDrv_VBI_TTX_GetPackets()
716 …      data_length = VBI_TTX_DATA_LENGTH*(rb_handle.WritePacketNumber - rb_handle.ReadPacketNumber);  in _MDrv_VBI_TTX_GetPackets()
725             rb_handle.ReadPacketNumber += data_length/VBI_TTX_DATA_LENGTH;  in _MDrv_VBI_TTX_GetPackets()
745         rb_handle.ReadPacketNumber++;  in _MDrv_VBI_TTX_GetPacket()
748         if ( rb_handle.ReadPacketNumber > _pStoreInfo._TTXBufLen )  in _MDrv_VBI_TTX_GetPacket()
750             rb_handle.ReadPacketNumber = 1;  in _MDrv_VBI_TTX_GetPacket()
753 … *packetAddress = _pStoreInfo._TTXBufAddr + (rb_handle.ReadPacketNumber - 1) * VBI_TTX_DATA_LENGTH;  in _MDrv_VBI_TTX_GetPacket()
764     return rb_handle.PacketBufferOverflow;  in _MDrv_VBI_TTX_PacketBufferIsOverflow()
769     return rb_handle.NoOfPacketBufferOverflows;  in _MDrv_VBI_TTX_PacketBufferGetNoOfOverflows()