Lines Matching refs:rptr
275 u16 rptr, wptr, mask, len; in moxa_low_water_check() local
278 rptr = readw(ofsAddr + RXrptr); in moxa_low_water_check()
281 len = (wptr - rptr) & mask; in moxa_low_water_check()
1997 u16 rptr, wptr, mask; in MoxaPortTxQueue() local
1999 rptr = readw(ofsAddr + TXrptr); in MoxaPortTxQueue()
2002 return (wptr - rptr) & mask; in MoxaPortTxQueue()
2008 u16 rptr, wptr, mask; in MoxaPortTxFree() local
2010 rptr = readw(ofsAddr + TXrptr); in MoxaPortTxFree()
2013 return mask - ((wptr - rptr) & mask); in MoxaPortTxFree()
2019 u16 rptr, wptr, mask; in MoxaPortRxQueue() local
2021 rptr = readw(ofsAddr + RXrptr); in MoxaPortRxQueue()
2024 return (wptr - rptr) & mask; in MoxaPortRxQueue()