This patch contains the following cleanups:
- make needlessly global code static
- remove the TRUE/FALSE macros
Signed-off-by: Adrian Bunk <[email protected]>
---
This patch was already sent on:
- 17 Apr 2005
drivers/char/rocket.c | 226 ++++++++++++++++++++------------------
drivers/char/rocket_int.h | 40 ------
2 files changed, 119 insertions(+), 147 deletions(-)
--- linux-2.6.12-rc2-mm3-full/drivers/char/rocket_int.h.old 2005-04-17 18:21:04.000000000 +0200
+++ linux-2.6.12-rc2-mm3-full/drivers/char/rocket_int.h 2005-04-17 18:26:53.000000000 +0200
@@ -1130,46 +1130,6 @@
*/
#define sWriteTxByte(IO,DATA) sOutB(IO,DATA)
-int sInitController(CONTROLLER_T * CtlP,
- int CtlNum,
- ByteIO_t MudbacIO,
- ByteIO_t * AiopIOList,
- int AiopIOListSize,
- int IRQNum, Byte_t Frequency, int PeriodicOnly);
-
-int sPCIInitController(CONTROLLER_T * CtlP,
- int CtlNum,
- ByteIO_t * AiopIOList,
- int AiopIOListSize,
- WordIO_t ConfigIO,
- int IRQNum,
- Byte_t Frequency,
- int PeriodicOnly,
- int altChanRingIndicator, int UPCIRingInd);
-
-int sReadAiopID(ByteIO_t io);
-int sReadAiopNumChan(WordIO_t io);
-int sInitChan(CONTROLLER_T * CtlP,
- CHANNEL_T * ChP, int AiopNum, int ChanNum);
-Byte_t sGetRxErrStatus(CHANNEL_T * ChP);
-void sStopRxProcessor(CHANNEL_T * ChP);
-void sStopSWInFlowCtl(CHANNEL_T * ChP);
-void sFlushRxFIFO(CHANNEL_T * ChP);
-void sFlushTxFIFO(CHANNEL_T * ChP);
-int sWriteTxPrioByte(CHANNEL_T * ChP, Byte_t Data);
-void sEnInterrupts(CHANNEL_T * ChP, Word_t Flags);
-void sDisInterrupts(CHANNEL_T * ChP, Word_t Flags);
-void sModemReset(CONTROLLER_T * CtlP, int chan, int on);
-void sPCIModemReset(CONTROLLER_T * CtlP, int chan, int on);
-void sSetInterfaceMode(CHANNEL_T * ChP, Byte_t mode);
-
-extern Byte_t R[RDATASIZE];
-extern CONTROLLER_T sController[CTL_SIZE];
-extern Byte_t sIRQMap[16];
-extern Byte_t sBitMapClrTbl[8];
-extern Byte_t sBitMapSetTbl[8];
-extern int sClockPrescale;
-
/*
* Begin Linux specific definitions for the Rocketport driver
*
--- linux-2.6.12-rc2-mm3-full/drivers/char/rocket.c.old 2005-04-17 18:20:10.000000000 +0200
+++ linux-2.6.12-rc2-mm3-full/drivers/char/rocket.c 2005-04-17 18:45:51.000000000 +0200
@@ -161,6 +161,64 @@
UPCI_AIOP_INTR_BIT_3
};
+static Byte_t RData[RDATASIZE] = {
+ 0x00, 0x09, 0xf6, 0x82,
+ 0x02, 0x09, 0x86, 0xfb,
+ 0x04, 0x09, 0x00, 0x0a,
+ 0x06, 0x09, 0x01, 0x0a,
+ 0x08, 0x09, 0x8a, 0x13,
+ 0x0a, 0x09, 0xc5, 0x11,
+ 0x0c, 0x09, 0x86, 0x85,
+ 0x0e, 0x09, 0x20, 0x0a,
+ 0x10, 0x09, 0x21, 0x0a,
+ 0x12, 0x09, 0x41, 0xff,
+ 0x14, 0x09, 0x82, 0x00,
+ 0x16, 0x09, 0x82, 0x7b,
+ 0x18, 0x09, 0x8a, 0x7d,
+ 0x1a, 0x09, 0x88, 0x81,
+ 0x1c, 0x09, 0x86, 0x7a,
+ 0x1e, 0x09, 0x84, 0x81,
+ 0x20, 0x09, 0x82, 0x7c,
+ 0x22, 0x09, 0x0a, 0x0a
+};
+
+static Byte_t RRegData[RREGDATASIZE] = {
+ 0x00, 0x09, 0xf6, 0x82, /* 00: Stop Rx processor */
+ 0x08, 0x09, 0x8a, 0x13, /* 04: Tx software flow control */
+ 0x0a, 0x09, 0xc5, 0x11, /* 08: XON char */
+ 0x0c, 0x09, 0x86, 0x85, /* 0c: XANY */
+ 0x12, 0x09, 0x41, 0xff, /* 10: Rx mask char */
+ 0x14, 0x09, 0x82, 0x00, /* 14: Compare/Ignore #0 */
+ 0x16, 0x09, 0x82, 0x7b, /* 18: Compare #1 */
+ 0x18, 0x09, 0x8a, 0x7d, /* 1c: Compare #2 */
+ 0x1a, 0x09, 0x88, 0x81, /* 20: Interrupt #1 */
+ 0x1c, 0x09, 0x86, 0x7a, /* 24: Ignore/Replace #1 */
+ 0x1e, 0x09, 0x84, 0x81, /* 28: Interrupt #2 */
+ 0x20, 0x09, 0x82, 0x7c, /* 2c: Ignore/Replace #2 */
+ 0x22, 0x09, 0x0a, 0x0a /* 30: Rx FIFO Enable */
+};
+
+static CONTROLLER_T sController[CTL_SIZE] = {
+ {-1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, {0, 0, 0, 0},
+ {0, 0, 0, 0}, {-1, -1, -1, -1}, {0, 0, 0, 0}},
+ {-1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, {0, 0, 0, 0},
+ {0, 0, 0, 0}, {-1, -1, -1, -1}, {0, 0, 0, 0}},
+ {-1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, {0, 0, 0, 0},
+ {0, 0, 0, 0}, {-1, -1, -1, -1}, {0, 0, 0, 0}},
+ {-1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, {0, 0, 0, 0},
+ {0, 0, 0, 0}, {-1, -1, -1, -1}, {0, 0, 0, 0}}
+};
+
+static Byte_t sBitMapClrTbl[8] = {
+ 0xfe, 0xfd, 0xfb, 0xf7, 0xef, 0xdf, 0xbf, 0x7f
+};
+
+static Byte_t sBitMapSetTbl[8] = {
+ 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80
+};
+
+static int sClockPrescale = 0x14;
+
/*
* Line number is the ttySIx number (x), the Minor number. We
* assign them sequentially, starting at zero. The following
@@ -177,6 +235,26 @@
static unsigned char GetLineNumber(int ctrl, int aiop, int ch);
static unsigned char SetLineNumber(int ctrl, int aiop, int ch);
static void rp_start(struct tty_struct *tty);
+static int sInitChan(CONTROLLER_T * CtlP, CHANNEL_T * ChP, int AiopNum,
+ int ChanNum);
+static void sSetInterfaceMode(CHANNEL_T * ChP, Byte_t mode);
+static void sFlushRxFIFO(CHANNEL_T * ChP);
+static void sFlushTxFIFO(CHANNEL_T * ChP);
+static void sEnInterrupts(CHANNEL_T * ChP, Word_t Flags);
+static void sDisInterrupts(CHANNEL_T * ChP, Word_t Flags);
+static void sModemReset(CONTROLLER_T * CtlP, int chan, int on);
+static void sPCIModemReset(CONTROLLER_T * CtlP, int chan, int on);
+static int sWriteTxPrioByte(CHANNEL_T * ChP, Byte_t Data);
+static int sPCIInitController(CONTROLLER_T * CtlP, int CtlNum,
+ ByteIO_t * AiopIOList, int AiopIOListSize,
+ WordIO_t ConfigIO, int IRQNum, Byte_t Frequency,
+ int PeriodicOnly, int altChanRingIndicator,
+ int UPCIRingInd);
+static int sInitController(CONTROLLER_T * CtlP, int CtlNum, ByteIO_t MudbacIO,
+ ByteIO_t * AiopIOList, int AiopIOListSize,
+ int IRQNum, Byte_t Frequency, int PeriodicOnly);
+static int sReadAiopID(ByteIO_t io);
+static int sReadAiopNumChan(WordIO_t io);
#ifdef MODULE
MODULE_AUTHOR("Theodore Ts'o");
@@ -1798,7 +1876,7 @@
* init's aiopic and serial port hardware.
* Inputs: i is the board number (0-n)
*/
-__init int register_PCI(int i, struct pci_dev *dev)
+static __init int register_PCI(int i, struct pci_dev *dev)
{
int num_aiops, aiop, max_num_aiops, num_chan, chan;
unsigned int aiopio[MAX_AIOPS_PER_BOARD];
@@ -2453,72 +2531,6 @@
}
#endif
-#ifndef TRUE
-#define TRUE 1
-#endif
-
-#ifndef FALSE
-#define FALSE 0
-#endif
-
-static Byte_t RData[RDATASIZE] = {
- 0x00, 0x09, 0xf6, 0x82,
- 0x02, 0x09, 0x86, 0xfb,
- 0x04, 0x09, 0x00, 0x0a,
- 0x06, 0x09, 0x01, 0x0a,
- 0x08, 0x09, 0x8a, 0x13,
- 0x0a, 0x09, 0xc5, 0x11,
- 0x0c, 0x09, 0x86, 0x85,
- 0x0e, 0x09, 0x20, 0x0a,
- 0x10, 0x09, 0x21, 0x0a,
- 0x12, 0x09, 0x41, 0xff,
- 0x14, 0x09, 0x82, 0x00,
- 0x16, 0x09, 0x82, 0x7b,
- 0x18, 0x09, 0x8a, 0x7d,
- 0x1a, 0x09, 0x88, 0x81,
- 0x1c, 0x09, 0x86, 0x7a,
- 0x1e, 0x09, 0x84, 0x81,
- 0x20, 0x09, 0x82, 0x7c,
- 0x22, 0x09, 0x0a, 0x0a
-};
-
-static Byte_t RRegData[RREGDATASIZE] = {
- 0x00, 0x09, 0xf6, 0x82, /* 00: Stop Rx processor */
- 0x08, 0x09, 0x8a, 0x13, /* 04: Tx software flow control */
- 0x0a, 0x09, 0xc5, 0x11, /* 08: XON char */
- 0x0c, 0x09, 0x86, 0x85, /* 0c: XANY */
- 0x12, 0x09, 0x41, 0xff, /* 10: Rx mask char */
- 0x14, 0x09, 0x82, 0x00, /* 14: Compare/Ignore #0 */
- 0x16, 0x09, 0x82, 0x7b, /* 18: Compare #1 */
- 0x18, 0x09, 0x8a, 0x7d, /* 1c: Compare #2 */
- 0x1a, 0x09, 0x88, 0x81, /* 20: Interrupt #1 */
- 0x1c, 0x09, 0x86, 0x7a, /* 24: Ignore/Replace #1 */
- 0x1e, 0x09, 0x84, 0x81, /* 28: Interrupt #2 */
- 0x20, 0x09, 0x82, 0x7c, /* 2c: Ignore/Replace #2 */
- 0x22, 0x09, 0x0a, 0x0a /* 30: Rx FIFO Enable */
-};
-
-CONTROLLER_T sController[CTL_SIZE] = {
- {-1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, {0, 0, 0, 0},
- {0, 0, 0, 0}, {-1, -1, -1, -1}, {0, 0, 0, 0}},
- {-1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, {0, 0, 0, 0},
- {0, 0, 0, 0}, {-1, -1, -1, -1}, {0, 0, 0, 0}},
- {-1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, {0, 0, 0, 0},
- {0, 0, 0, 0}, {-1, -1, -1, -1}, {0, 0, 0, 0}},
- {-1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, {0, 0, 0, 0},
- {0, 0, 0, 0}, {-1, -1, -1, -1}, {0, 0, 0, 0}}
-};
-
-Byte_t sBitMapClrTbl[8] = {
- 0xfe, 0xfd, 0xfb, 0xf7, 0xef, 0xdf, 0xbf, 0x7f
-};
-
-Byte_t sBitMapSetTbl[8] = {
- 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80
-};
-
-int sClockPrescale = 0x14;
-
/***************************************************************************
Function: sInitController
Purpose: Initialization of controller global registers and controller
@@ -2554,22 +2566,22 @@
FREQ_4HZ - 4 Hertz
If IRQNum is set to 0 the Frequency parameter is
overidden, it is forced to a value of FREQ_DIS.
- int PeriodicOnly: TRUE if all interrupts except the periodic
+ int PeriodicOnly: 1 if all interrupts except the periodic
interrupt are to be blocked.
- FALSE is both the periodic interrupt and
+ 0 is both the periodic interrupt and
other channel interrupts are allowed.
If IRQNum is set to 0 the PeriodicOnly parameter is
- overidden, it is forced to a value of FALSE.
+ overidden, it is forced to a value of 0.
Return: int: Number of AIOPs on the controller, or CTLID_NULL if controller
initialization failed.
Comments:
If periodic interrupts are to be disabled but AIOP interrupts
- are allowed, set Frequency to FREQ_DIS and PeriodicOnly to FALSE.
+ are allowed, set Frequency to FREQ_DIS and PeriodicOnly to 0.
If interrupts are to be completely disabled set IRQNum to 0.
- Setting Frequency to FREQ_DIS and PeriodicOnly to TRUE is an
+ Setting Frequency to FREQ_DIS and PeriodicOnly to 1 is an
invalid combination.
This function performs initialization of global interrupt modes,
@@ -2589,9 +2601,9 @@
After this function all AIOPs on the controller are disabled,
they can be enabled with sEnAiop().
*/
-int sInitController(CONTROLLER_T * CtlP, int CtlNum, ByteIO_t MudbacIO,
- ByteIO_t * AiopIOList, int AiopIOListSize, int IRQNum,
- Byte_t Frequency, int PeriodicOnly)
+static int sInitController(CONTROLLER_T * CtlP, int CtlNum, ByteIO_t MudbacIO,
+ ByteIO_t * AiopIOList, int AiopIOListSize,
+ int IRQNum, Byte_t Frequency, int PeriodicOnly)
{
int i;
ByteIO_t io;
@@ -2687,22 +2699,22 @@
FREQ_4HZ - 4 Hertz
If IRQNum is set to 0 the Frequency parameter is
overidden, it is forced to a value of FREQ_DIS.
- int PeriodicOnly: TRUE if all interrupts except the periodic
+ int PeriodicOnly: 1 if all interrupts except the periodic
interrupt are to be blocked.
- FALSE is both the periodic interrupt and
+ 0 is both the periodic interrupt and
other channel interrupts are allowed.
If IRQNum is set to 0 the PeriodicOnly parameter is
- overidden, it is forced to a value of FALSE.
+ overidden, it is forced to a value of 0.
Return: int: Number of AIOPs on the controller, or CTLID_NULL if controller
initialization failed.
Comments:
If periodic interrupts are to be disabled but AIOP interrupts
- are allowed, set Frequency to FREQ_DIS and PeriodicOnly to FALSE.
+ are allowed, set Frequency to FREQ_DIS and PeriodicOnly to 0.
If interrupts are to be completely disabled set IRQNum to 0.
- Setting Frequency to FREQ_DIS and PeriodicOnly to TRUE is an
+ Setting Frequency to FREQ_DIS and PeriodicOnly to 1 is an
invalid combination.
This function performs initialization of global interrupt modes,
@@ -2722,11 +2734,11 @@
After this function all AIOPs on the controller are disabled,
they can be enabled with sEnAiop().
*/
-int sPCIInitController(CONTROLLER_T * CtlP, int CtlNum,
- ByteIO_t * AiopIOList, int AiopIOListSize,
- WordIO_t ConfigIO, int IRQNum, Byte_t Frequency,
- int PeriodicOnly, int altChanRingIndicator,
- int UPCIRingInd)
+static int sPCIInitController(CONTROLLER_T * CtlP, int CtlNum,
+ ByteIO_t * AiopIOList, int AiopIOListSize,
+ WordIO_t ConfigIO, int IRQNum, Byte_t Frequency,
+ int PeriodicOnly, int altChanRingIndicator,
+ int UPCIRingInd)
{
int i;
ByteIO_t io;
@@ -2784,7 +2796,7 @@
Warnings: No context switches are allowed while executing this function.
*/
-int sReadAiopID(ByteIO_t io)
+static int sReadAiopID(ByteIO_t io)
{
Byte_t AiopID; /* ID byte from AIOP */
@@ -2810,7 +2822,7 @@
AIOP, otherwise it is an 8 channel.
Warnings: No context switches are allowed while executing this function.
*/
-int sReadAiopNumChan(WordIO_t io)
+static int sReadAiopNumChan(WordIO_t io)
{
Word_t x;
static Byte_t R[4] = { 0x00, 0x00, 0x34, 0x12 };
@@ -2834,15 +2846,15 @@
CHANNEL_T *ChP; Ptr to channel structure
int AiopNum; AIOP number within controller
int ChanNum; Channel number within AIOP
-Return: int: TRUE if initialization succeeded, FALSE if it fails because channel
+Return: int: 1 if initialization succeeded, 0 if it fails because channel
number exceeds number of channels available in AIOP.
Comments: This function must be called before a channel can be used.
Warnings: No range checking on any of the parameters is done.
No context switches are allowed while executing this function.
*/
-int sInitChan(CONTROLLER_T * CtlP, CHANNEL_T * ChP, int AiopNum,
- int ChanNum)
+static int sInitChan(CONTROLLER_T * CtlP, CHANNEL_T * ChP, int AiopNum,
+ int ChanNum)
{
int i;
WordIO_t AiopIO;
@@ -2853,7 +2865,7 @@
int brd9600;
if (ChanNum >= CtlP->AiopNumChan[AiopNum])
- return (FALSE); /* exceeds num chans in AIOP */
+ return 0; /* exceeds num chans in AIOP */
/* Channel, AIOP, and controller identifiers */
ChP->CtlP = CtlP;
@@ -2968,7 +2980,7 @@
ChP->TxPrioBuf = ChOff + _TXP_BUF;
sEnRxProcessor(ChP); /* start the Rx processor */
- return (TRUE);
+ return 1;
}
/***************************************************************************
@@ -2989,7 +3001,7 @@
After calling this function a delay of 4 uS is required to ensure
that the receive processor is no longer processing this channel.
*/
-void sStopRxProcessor(CHANNEL_T * ChP)
+static void sStopRxProcessor(CHANNEL_T * ChP)
{
Byte_t R[4];
@@ -3014,18 +3026,18 @@
this function.
Warnings: No context switches are allowed while executing this function.
*/
-void sFlushRxFIFO(CHANNEL_T * ChP)
+static void sFlushRxFIFO(CHANNEL_T * ChP)
{
int i;
Byte_t Ch; /* channel number within AIOP */
- int RxFIFOEnabled; /* TRUE if Rx FIFO enabled */
+ int RxFIFOEnabled; /* 1 if Rx FIFO enabled */
if (sGetRxCnt(ChP) == 0) /* Rx FIFO empty */
return; /* don't need to flush */
- RxFIFOEnabled = FALSE;
+ RxFIFOEnabled = 0;
if (ChP->R[0x32] == 0x08) { /* Rx FIFO is enabled */
- RxFIFOEnabled = TRUE;
+ RxFIFOEnabled = 1;
sDisRxFIFO(ChP); /* disable it */
for (i = 0; i < 2000 / 200; i++) /* delay 2 uS to allow proc to disable FIFO */
sInB(ChP->IntChan); /* depends on bus i/o timing */
@@ -3056,18 +3068,18 @@
this function.
Warnings: No context switches are allowed while executing this function.
*/
-void sFlushTxFIFO(CHANNEL_T * ChP)
+static void sFlushTxFIFO(CHANNEL_T * ChP)
{
int i;
Byte_t Ch; /* channel number within AIOP */
- int TxEnabled; /* TRUE if transmitter enabled */
+ int TxEnabled; /* 1 if transmitter enabled */
if (sGetTxCnt(ChP) == 0) /* Tx FIFO empty */
return; /* don't need to flush */
- TxEnabled = FALSE;
+ TxEnabled = 0;
if (ChP->TxControl[3] & TX_ENABLE) {
- TxEnabled = TRUE;
+ TxEnabled = 1;
sDisTransmit(ChP); /* disable transmitter */
}
sStopRxProcessor(ChP); /* stop Rx processor */
@@ -3096,7 +3108,7 @@
Warnings: No context switches are allowed while executing this function.
*/
-int sWriteTxPrioByte(CHANNEL_T * ChP, Byte_t Data)
+static int sWriteTxPrioByte(CHANNEL_T * ChP, Byte_t Data)
{
Byte_t DWBuf[4]; /* buffer for double word writes */
Word_t *WordPtr; /* must be far because Win SS != DS */
@@ -3158,7 +3170,7 @@
enable channel interrupts. This would allow the global interrupt
status register to be used to determine which AIOPs need service.
*/
-void sEnInterrupts(CHANNEL_T * ChP, Word_t Flags)
+static void sEnInterrupts(CHANNEL_T * ChP, Word_t Flags)
{
Byte_t Mask; /* Interrupt Mask Register */
@@ -3202,7 +3214,7 @@
this channel's bit from being set in the AIOP's Interrupt Channel
Register.
*/
-void sDisInterrupts(CHANNEL_T * ChP, Word_t Flags)
+static void sDisInterrupts(CHANNEL_T * ChP, Word_t Flags)
{
Byte_t Mask; /* Interrupt Mask Register */
@@ -3218,7 +3230,7 @@
}
}
-void sSetInterfaceMode(CHANNEL_T * ChP, Byte_t mode)
+static void sSetInterfaceMode(CHANNEL_T * ChP, Byte_t mode)
{
sOutB(ChP->CtlP->AiopIO[2], (mode & 0x18) | ChP->ChanNum);
}
@@ -3227,7 +3239,7 @@
* Not an official SSCI function, but how to reset RocketModems.
* ISA bus version
*/
-void sModemReset(CONTROLLER_T * CtlP, int chan, int on)
+static void sModemReset(CONTROLLER_T * CtlP, int chan, int on)
{
ByteIO_t addr;
Byte_t val;
@@ -3252,7 +3264,7 @@
* Not an official SSCI function, but how to reset RocketModems.
* PCI bus version
*/
-void sPCIModemReset(CONTROLLER_T * CtlP, int chan, int on)
+static void sPCIModemReset(CONTROLLER_T * CtlP, int chan, int on)
{
ByteIO_t addr;
-
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