[PATCH] Char: moxa, remove unused functions

Remove ifdeffed functions and cleanup comments including too long license
terms.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/char/moxa.c

@@ -11,15 +11,6 @@
  *      it under the terms of the GNU General Public License as published by
  *      the Free Software Foundation; either version 2 of the License, or
  *      (at your option) any later version.
- *
- *      This program is distributed in the hope that it will be useful,
- *      but WITHOUT ANY WARRANTY; without even the implied warranty of
- *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *      GNU General Public License for more details.
- *
- *      You should have received a copy of the GNU General Public License
- *      along with this program; if not, write to the Free Software
- *      Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  */
 
 /*
@@ -1684,9 +1675,7 @@ int MoxaPortsOfCard(int cardno)
  *	2.  MoxaPortEnable(int port);					     *
  *	3.  MoxaPortDisable(int port);					     *
  *	4.  MoxaPortGetMaxBaud(int port);				     *
- *	5.  MoxaPortGetCurBaud(int port);				     *
  *	6.  MoxaPortSetBaud(int port, long baud);			     *
- *	7.  MoxaPortSetMode(int port, int databit, int stopbit, int parity); *
  *	8.  MoxaPortSetTermio(int port, unsigned char *termio); 	     *
  *	9.  MoxaPortGetLineOut(int port, int *dtrState, int *rtsState);      *
  *	10. MoxaPortLineCtrl(int port, int dtrState, int rtsState);	     *
@@ -1697,18 +1686,12 @@ int MoxaPortsOfCard(int cardno)
  *	15. MoxaPortFlushData(int port, int mode);	                     *
  *	16. MoxaPortWriteData(int port, unsigned char * buffer, int length); *
  *	17. MoxaPortReadData(int port, struct tty_struct *tty); 	     *
- *	18. MoxaPortTxBufSize(int port);				     *
- *	19. MoxaPortRxBufSize(int port);				     *
  *	20. MoxaPortTxQueue(int port);					     *
  *	21. MoxaPortTxFree(int port);					     *
  *	22. MoxaPortRxQueue(int port);					     *
- *	23. MoxaPortRxFree(int port);					     *
  *	24. MoxaPortTxDisable(int port);				     *
  *	25. MoxaPortTxEnable(int port); 				     *
- *	26. MoxaPortGetBrkCnt(int port);				     *
  *	27. MoxaPortResetBrkCnt(int port);				     *
- *	28. MoxaPortSetXonXoff(int port, int xonValue, int xoffValue);	     *
- *	29. MoxaPortIsTxHold(int port); 				     *
  *	30. MoxaPortSendBreak(int port, int ticks);			     *
  *****************************************************************************/
 /*
@@ -1795,15 +1778,6 @@ int MoxaPortsOfCard(int cardno)
  *                      38400/57600/115200 bps
  *
  *
- *      Function 9:     Get the current baud rate of this port.
- *      Syntax:
- *      long MoxaPortGetCurBaud(int port);
- *           int port           : port number (0 - 127)
- *
- *           return:    0       : this port is invalid
- *                      50 - 115200 bps
- *
- *
  *      Function 10:    Setting baud rate of this port.
  *      Syntax:
  *      long MoxaPortSetBaud(int port, long baud);
@@ -1817,18 +1791,6 @@ int MoxaPortsOfCard(int cardno)
  *                                    baud rate will be the maximun baud rate.
  *
  *
- *      Function 11:    Setting the data-bits/stop-bits/parity of this port
- *      Syntax:
- *      int  MoxaPortSetMode(int port, int databits, int stopbits, int parity);
- *           int port           : port number (0 - 127)
- *           int databits       : data bits (8/7/6/5)
- *           int stopbits       : stop bits (2/1/0, 0 show 1.5 stop bits)
- int parity     : parity (0:None,1:Odd,2:Even,3:Mark,4:Space)
- *
- *           return:    -1      : invalid parameter
- *                      0       : setting O.K.
- *
- *
  *      Function 12:    Configure the port.
  *      Syntax:
  *      int  MoxaPortSetTermio(int port, struct ktermios *termio, speed_t baud);
@@ -1933,22 +1895,6 @@ int MoxaPortsOfCard(int cardno)
  *           return:    0 - length      : real read data length
  *
  *
- *      Function 22:    Get the Tx buffer size of this port
- *      Syntax:
- *      int  MoxaPortTxBufSize(int port);
- *           int port           : port number (0 - 127)
- *
- *           return:    ..      : Tx buffer size
- *
- *
- *      Function 23:    Get the Rx buffer size of this port
- *      Syntax:
- *      int  MoxaPortRxBufSize(int port);
- *           int port           : port number (0 - 127)
- *
- *           return:    ..      : Rx buffer size
- *
- *
  *      Function 24:    Get the Tx buffer current queued data bytes
  *      Syntax:
  *      int  MoxaPortTxQueue(int port);
@@ -1973,14 +1919,6 @@ int MoxaPortsOfCard(int cardno)
  *           return:    ..      : Rx buffer current queued data bytes
  *
  *
- *      Function 27:    Get the Rx buffer current free space
- *      Syntax:
- *      int  MoxaPortRxFree(int port);
- *           int port           : port number (0 - 127)
- *
- *           return:    ..      : Rx buffer current free space
- *
- *
  *      Function 28:    Disable port data transmission.
  *      Syntax:
  *      void MoxaPortTxDisable(int port);
@@ -1993,14 +1931,6 @@ int MoxaPortsOfCard(int cardno)
  *           int port           : port number (0 - 127)
  *
  *
- *      Function 30:    Get the received BREAK signal count.
- *      Syntax:
- *      int  MoxaPortGetBrkCnt(int port);
- *           int port           : port number (0 - 127)
- *
- *           return:    0 - ..  : BREAK signal count
- *
- *
  *      Function 31:    Get the received BREAK signal count and reset it.
  *      Syntax:
  *      int  MoxaPortResetBrkCnt(int port);
@@ -2009,25 +1939,6 @@ int MoxaPortsOfCard(int cardno)
  *           return:    0 - ..  : BREAK signal count
  *
  *
- *      Function 32:    Set the S/W flow control new XON/XOFF value, default
- *                      XON is 0x11 & XOFF is 0x13.
- *      Syntax:
- *      void MoxaPortSetXonXoff(int port, int xonValue, int xoffValue);
- *           int port           : port number (0 - 127)
- *           int xonValue       : new XON value (0 - 255)
- *           int xoffValue      : new XOFF value (0 - 255)
- *
- *
- *      Function 33:    Check this port's transmission is hold by remote site
- *                      because the flow control.
- *      Syntax:
- *      int  MoxaPortIsTxHold(int port);
- *           int port           : port number (0 - 127)
- *
- *           return:    0       : normal
- *                      1       : hold by remote site
- *
- *
  *      Function 34:    Send out a BREAK signal.
  *      Syntax:
  *      void MoxaPortSendBreak(int port, int ms100);
@@ -2276,23 +2187,6 @@ int MoxaPortDCDON(int port)
 	return (n);
 }
 
-
-/*
-   int MoxaDumpMem(int port, unsigned char * buffer, int len)
-   {
-   int          i;
-   unsigned long                baseAddr,ofsAddr,ofs;
-
-   baseAddr = moxaBaseAddr[port / MAX_PORTS_PER_BOARD];
-   ofs = baseAddr + DynPage_addr + pageofs;
-   if (len > 0x2000L)
-   len = 0x2000L;
-   for (i = 0; i < len; i++)
-   buffer[i] = readb(ofs+i);
-   }
- */
-
-
 int MoxaPortWriteData(int port, unsigned char * buffer, int len)
 {
 	int c, total, i;
@@ -2944,16 +2838,6 @@ static int moxaloadc320(int cardno, void __iomem *baseAddr, int len, int *numPor
 	return (0);
 }
 
-#if 0
-long MoxaPortGetCurBaud(int port)
-{
-
-	if (moxaChkPort[port] == 0)
-		return (0);
-	return (moxaCurBaud[port]);
-}
-#endif  /*  0  */
-
 static void MoxaSetFifo(int port, int enable)
 {
 	void __iomem *ofsAddr = moxaTableAddr[port];
@@ -2966,132 +2850,3 @@ static void MoxaSetFifo(int port, int enable)
 		moxafunc(ofsAddr, FC_SetTxFIFOCnt, 16);
 	}
 }
-
-#if 0
-int MoxaPortSetMode(int port, int databits, int stopbits, int parity)
-{
-	void __iomem *ofsAddr;
-	int val;
-
-	val = 0;
-	switch (databits) {
-	case 5:
-		val |= 0;
-		break;
-	case 6:
-		val |= 1;
-		break;
-	case 7:
-		val |= 2;
-		break;
-	case 8:
-		val |= 3;
-		break;
-	default:
-		return (-1);
-	}
-	switch (stopbits) {
-	case 0:
-		val |= 0;
-		break;		/* stop bits 1.5 */
-	case 1:
-		val |= 0;
-		break;
-	case 2:
-		val |= 4;
-		break;
-	default:
-		return (-1);
-	}
-	switch (parity) {
-	case 0:
-		val |= 0x00;
-		break;		/* None  */
-	case 1:
-		val |= 0x08;
-		break;		/* Odd   */
-	case 2:
-		val |= 0x18;
-		break;		/* Even  */
-	case 3:
-		val |= 0x28;
-		break;		/* Mark  */
-	case 4:
-		val |= 0x38;
-		break;		/* Space */
-	default:
-		return (-1);
-	}
-	ofsAddr = moxaTableAddr[port];
-	moxafunc(ofsAddr, FC_SetMode, val);
-	return (0);
-}
-
-int MoxaPortTxBufSize(int port)
-{
-	void __iomem *ofsAddr;
-	int size;
-
-	ofsAddr = moxaTableAddr[port];
-	size = readw(ofsAddr + TX_mask);
-	return (size);
-}
-
-int MoxaPortRxBufSize(int port)
-{
-	void __iomem *ofsAddr;
-	int size;
-
-	ofsAddr = moxaTableAddr[port];
-	size = readw(ofsAddr + RX_mask);
-	return (size);
-}
-
-int MoxaPortRxFree(int port)
-{
-	void __iomem *ofsAddr;
-	ushort rptr, wptr, mask;
-	int len;
-
-	ofsAddr = moxaTableAddr[port];
-	rptr = readw(ofsAddr + RXrptr);
-	wptr = readw(ofsAddr + RXwptr);
-	mask = readw(ofsAddr + RX_mask);
-	len = mask - ((wptr - rptr) & mask);
-	return (len);
-}
-int MoxaPortGetBrkCnt(int port)
-{
-	return (moxaBreakCnt[port]);
-}
-
-void MoxaPortSetXonXoff(int port, int xonValue, int xoffValue)
-{
-	void __iomem *ofsAddr;
-
-	ofsAddr = moxaTableAddr[port];
-	writew(xonValue, ofsAddr + FuncArg);
-	writew(xoffValue, ofsAddr + FuncArg1);
-	writew(FC_SetXonXoff, ofsAddr + FuncCode);
-	wait_finish(ofsAddr);
-}
-
-int MoxaPortIsTxHold(int port)
-{
-	void __iomem *ofsAddr;
-	int val;
-
-	ofsAddr = moxaTableAddr[port];
-	if ((moxa_boards[port / MAX_PORTS_PER_BOARD].boardType == MOXA_BOARD_C320_ISA) ||
-	    (moxa_boards[port / MAX_PORTS_PER_BOARD].boardType == MOXA_BOARD_C320_PCI)) {
-		moxafunc(ofsAddr, FC_GetCCSR, 0);
-		val = readw(ofsAddr + FuncArg);
-		if (val & 0x04)
-			return (1);
-	} else {
-		if (readw(ofsAddr + FlagStat) & Tx_flowOff)
-			return (1);
-	}
-	return (0);
-}
-#endif