Lines Matching refs:rptr
270 u16 rptr, wptr, mask, len; in moxa_low_water_check() local
273 rptr = readw(ofsAddr + RXrptr); in moxa_low_water_check()
276 len = (wptr - rptr) & mask; in moxa_low_water_check()
1987 u16 rptr, wptr, mask; in MoxaPortTxQueue() local
1989 rptr = readw(ofsAddr + TXrptr); in MoxaPortTxQueue()
1992 return (wptr - rptr) & mask; in MoxaPortTxQueue()
1998 u16 rptr, wptr, mask; in MoxaPortTxFree() local
2000 rptr = readw(ofsAddr + TXrptr); in MoxaPortTxFree()
2003 return mask - ((wptr - rptr) & mask); in MoxaPortTxFree()
2009 u16 rptr, wptr, mask; in MoxaPortRxQueue() local
2011 rptr = readw(ofsAddr + RXrptr); in MoxaPortRxQueue()
2014 return (wptr - rptr) & mask; in MoxaPortRxQueue()