- c = min(info->xmit_fifo_room, min(info->xmit_cnt, XMIT_BUF_SIZE - info->xmit_tail));
+ c = min(info->xmit_fifo_room, info->xmit_cnt);
+ c = min(c, XMIT_BUF_SIZE - info->xmit_tail);
if (c <= 0 || info->xmit_fifo_room <= 0)
break;
sOutStrW(sGetTxRxDataIO(cp), (unsigned short *) (info->xmit_buf + info->xmit_tail), c / 2);
if (c <= 0 || info->xmit_fifo_room <= 0)
break;
sOutStrW(sGetTxRxDataIO(cp), (unsigned short *) (info->xmit_buf + info->xmit_tail), c / 2);
#ifdef ROCKET_DEBUG_WAIT_UNTIL_SENT
printk(KERN_INFO "txcnt = %d (jiff=%lu)...done\n", txcnt, jiffies);
#endif
#ifdef ROCKET_DEBUG_WAIT_UNTIL_SENT
printk(KERN_INFO "txcnt = %d (jiff=%lu)...done\n", txcnt, jiffies);
#endif
* writing routines will write directly to transmit FIFO.
* Write buffer and counters protected by spinlocks
*/
* writing routines will write directly to transmit FIFO.
* Write buffer and counters protected by spinlocks
*/
{
struct r_port *info = (struct r_port *) tty->driver_data;
CHANNEL_t *cp;
unsigned long flags;
if (rocket_paranoia_check(info, "rp_put_char"))
{
struct r_port *info = (struct r_port *) tty->driver_data;
CHANNEL_t *cp;
unsigned long flags;
if (rocket_paranoia_check(info, "rp_put_char"))
}
spin_unlock_irqrestore(&info->slock, flags);
mutex_unlock(&info->write_mtx);
}
spin_unlock_irqrestore(&info->slock, flags);
mutex_unlock(&info->write_mtx);
-
- c = min(count, min(XMIT_BUF_SIZE - info->xmit_cnt - 1, XMIT_BUF_SIZE - info->xmit_head));
+ c = min(count, XMIT_BUF_SIZE - info->xmit_cnt - 1);
+ c = min(c, XMIT_BUF_SIZE - info->xmit_head);
static Byte_t R[4] = { 0x00, 0x00, 0x34, 0x12 };
/* write to chan 0 SRAM */
static Byte_t R[4] = { 0x00, 0x00, 0x34, 0x12 };
/* write to chan 0 SRAM */
sOutW(io + _INDX_ADDR, 0); /* read from SRAM, chan 0 */
x = sInW(io + _INDX_DATA);
sOutW(io + _INDX_ADDR, 0x4000); /* read from SRAM, chan 4 */
sOutW(io + _INDX_ADDR, 0); /* read from SRAM, chan 0 */
x = sInW(io + _INDX_DATA);
sOutW(io + _INDX_ADDR, 0x4000); /* read from SRAM, chan 4 */
ChP->BaudDiv[1] = (Byte_t) ((ChOff + _BAUD) >> 8);
ChP->BaudDiv[2] = (Byte_t) brd9600;
ChP->BaudDiv[3] = (Byte_t) (brd9600 >> 8);
ChP->BaudDiv[1] = (Byte_t) ((ChOff + _BAUD) >> 8);
ChP->BaudDiv[2] = (Byte_t) brd9600;
ChP->BaudDiv[3] = (Byte_t) (brd9600 >> 8);
ChP->TxControl[0] = (Byte_t) (ChOff + _TX_CTRL);
ChP->TxControl[1] = (Byte_t) ((ChOff + _TX_CTRL) >> 8);
ChP->TxControl[2] = 0;
ChP->TxControl[3] = 0;
ChP->TxControl[0] = (Byte_t) (ChOff + _TX_CTRL);
ChP->TxControl[1] = (Byte_t) ((ChOff + _TX_CTRL) >> 8);
ChP->TxControl[2] = 0;
ChP->TxControl[3] = 0;
ChP->RxControl[0] = (Byte_t) (ChOff + _RX_CTRL);
ChP->RxControl[1] = (Byte_t) ((ChOff + _RX_CTRL) >> 8);
ChP->RxControl[2] = 0;
ChP->RxControl[3] = 0;
ChP->RxControl[0] = (Byte_t) (ChOff + _RX_CTRL);
ChP->RxControl[1] = (Byte_t) ((ChOff + _RX_CTRL) >> 8);
ChP->RxControl[2] = 0;
ChP->RxControl[3] = 0;
ChP->TxEnables[0] = (Byte_t) (ChOff + _TX_ENBLS);
ChP->TxEnables[1] = (Byte_t) ((ChOff + _TX_ENBLS) >> 8);
ChP->TxEnables[2] = 0;
ChP->TxEnables[3] = 0;
ChP->TxEnables[0] = (Byte_t) (ChOff + _TX_ENBLS);
ChP->TxEnables[1] = (Byte_t) ((ChOff + _TX_ENBLS) >> 8);
ChP->TxEnables[2] = 0;
ChP->TxEnables[3] = 0;
ChP->TxCompare[0] = (Byte_t) (ChOff + _TXCMP1);
ChP->TxCompare[1] = (Byte_t) ((ChOff + _TXCMP1) >> 8);
ChP->TxCompare[2] = 0;
ChP->TxCompare[3] = 0;
ChP->TxCompare[0] = (Byte_t) (ChOff + _TXCMP1);
ChP->TxCompare[1] = (Byte_t) ((ChOff + _TXCMP1) >> 8);
ChP->TxCompare[2] = 0;
ChP->TxCompare[3] = 0;
ChP->TxReplace1[0] = (Byte_t) (ChOff + _TXREP1B1);
ChP->TxReplace1[1] = (Byte_t) ((ChOff + _TXREP1B1) >> 8);
ChP->TxReplace1[2] = 0;
ChP->TxReplace1[3] = 0;
ChP->TxReplace1[0] = (Byte_t) (ChOff + _TXREP1B1);
ChP->TxReplace1[1] = (Byte_t) ((ChOff + _TXREP1B1) >> 8);
ChP->TxReplace1[2] = 0;
ChP->TxReplace1[3] = 0;
ChP->TxReplace2[0] = (Byte_t) (ChOff + _TXREP2);
ChP->TxReplace2[1] = (Byte_t) ((ChOff + _TXREP2) >> 8);
ChP->TxReplace2[2] = 0;
ChP->TxReplace2[3] = 0;
ChP->TxReplace2[0] = (Byte_t) (ChOff + _TXREP2);
ChP->TxReplace2[1] = (Byte_t) ((ChOff + _TXREP2) >> 8);
ChP->TxReplace2[2] = 0;
ChP->TxReplace2[3] = 0;
*WordPtr = ChP->TxPrioCnt; /* Tx priority count address */
DWBuf[2] = PRI_PEND + 1; /* indicate 1 byte pending */
DWBuf[3] = 0; /* priority buffer pointer */
*WordPtr = ChP->TxPrioCnt; /* Tx priority count address */
DWBuf[2] = PRI_PEND + 1; /* indicate 1 byte pending */
DWBuf[3] = 0; /* priority buffer pointer */
} else { /* write it to Tx FIFO */
sWriteTxByte(sGetTxRxDataIO(ChP), Data);
} else { /* write it to Tx FIFO */
sWriteTxByte(sGetTxRxDataIO(ChP), Data);