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authorBill Pemberton <wfp5p@virginia.edu>2009-03-27 15:30:12 (GMT)
committerGreg Kroah-Hartman <gregkh@suse.de>2009-06-19 18:00:28 (GMT)
commit1efd18f0cca7251a283625e07dbb4ec8e95a4b6b (patch)
tree306f3bc80ae4b2f02e80fe3a38b536790db0a826 /drivers/staging/comedi
parentf147598bc19efbb6ef1f34ae022b2d29d3ca3837 (diff)
downloadlinux-fsl-qoriq-1efd18f0cca7251a283625e07dbb4ec8e95a4b6b.tar.xz
Staging: comedi: remove C99 comments in hwdrv_apci3120.c
This replaces C99 comments with traditional C comments. This also removes 3 blocks of code that were already commented out. Signed-off-by: Bill Pemberton <wfp5p@virginia.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/staging/comedi')
-rw-r--r--drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c864
1 files changed, 417 insertions, 447 deletions
diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c
index f3556e0..4808acb 100644
--- a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c
+++ b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c
@@ -47,7 +47,7 @@ You shoud also find the complete GPL in the COPYING file accompanying this sourc
#include "hwdrv_apci3120.h"
static unsigned int ui_Temp = 0;
-// FUNCTION DEFINITIONS
+/* FUNCTION DEFINITIONS */
/*
+----------------------------------------------------------------------------+
@@ -82,12 +82,12 @@ int i_APCI3120_InsnConfigAnalogInput(struct comedi_device * dev, struct comedi_s
if ((data[0] != APCI3120_EOC_MODE) && (data[0] != APCI3120_EOS_MODE))
return -1;
- // Check for Conversion time to be added ??
+ /* Check for Conversion time to be added ?? */
devpriv->ui_EocEosConversionTime = data[2];
if (data[0] == APCI3120_EOS_MODE) {
- //Test the number of the channel
+ /* Test the number of the channel */
for (i = 0; i < data[3]; i++) {
if (CR_CHAN(data[4 + i]) >= this_board->i_NbrAiChannel) {
@@ -102,14 +102,14 @@ int i_APCI3120_InsnConfigAnalogInput(struct comedi_device * dev, struct comedi_s
devpriv->b_EocEosInterrupt = APCI3120_ENABLE;
} else
devpriv->b_EocEosInterrupt = APCI3120_DISABLE;
- // Copy channel list and Range List to devpriv
+ /* Copy channel list and Range List to devpriv */
devpriv->ui_AiNbrofChannels = data[3];
for (i = 0; i < devpriv->ui_AiNbrofChannels; i++) {
devpriv->ui_AiChannelList[i] = data[4 + i];
}
- } else // EOC
+ } else /* EOC */
{
devpriv->b_InterruptMode = APCI3120_EOC_MODE;
if (data[1]) {
@@ -151,22 +151,22 @@ int i_APCI3120_InsnReadAnalogInput(struct comedi_device * dev, struct comedi_sub
unsigned short us_ConvertTiming, us_TmpValue, i;
unsigned char b_Tmp;
- // fix convertion time to 10 us
+ /* fix convertion time to 10 us */
if (!devpriv->ui_EocEosConversionTime) {
printk("No timer0 Value using 10 us\n");
us_ConvertTiming = 10;
} else
- us_ConvertTiming = (unsigned short) (devpriv->ui_EocEosConversionTime / 1000); // nano to useconds
+ us_ConvertTiming = (unsigned short) (devpriv->ui_EocEosConversionTime / 1000); /* nano to useconds */
- // this_board->i_hwdrv_InsnReadAnalogInput(dev,us_ConvertTiming,insn->n,&insn->chanspec,data,insn->unused[0]);
+ /* this_board->i_hwdrv_InsnReadAnalogInput(dev,us_ConvertTiming,insn->n,&insn->chanspec,data,insn->unused[0]); */
- // Clear software registers
+ /* Clear software registers */
devpriv->b_TimerSelectMode = 0;
devpriv->b_ModeSelectRegister = 0;
devpriv->us_OutputRegister = 0;
-// devpriv->b_DigitalOutputRegister=0;
+/* devpriv->b_DigitalOutputRegister=0; */
- if (insn->unused[0] == 222) // second insn read
+ if (insn->unused[0] == 222) /* second insn read */
{
for (i = 0; i < insn->n; i++) {
@@ -174,14 +174,16 @@ int i_APCI3120_InsnReadAnalogInput(struct comedi_device * dev, struct comedi_sub
}
} else {
- devpriv->tsk_Current = current; // Save the current process task structure
- //Testing if board have the new Quartz and calculate the time value
- //to set in the timer
+ devpriv->tsk_Current = current; /* Save the current process task structure */
+/*
+ * Testing if board have the new Quartz and calculate the time value
+ * to set in the timer
+ */
us_TmpValue =
(unsigned short) inw(devpriv->iobase + APCI3120_RD_STATUS);
- //EL250804: Testing if board APCI3120 have the new Quartz or if it is an APCI3001
+ /* EL250804: Testing if board APCI3120 have the new Quartz or if it is an APCI3001 */
if ((us_TmpValue & 0x00B0) == 0x00B0
|| !strcmp(this_board->pc_DriverName, "apci3001")) {
us_ConvertTiming = (us_ConvertTiming * 2) - 2;
@@ -196,19 +198,20 @@ int i_APCI3120_InsnReadAnalogInput(struct comedi_device * dev, struct comedi_sub
case APCI3120_EOC_MODE:
- // Testing the interrupt flag and set the EOC bit
- // Clears the FIFO
+/*
+ * Testing the interrupt flag and set the EOC bit Clears the FIFO
+ */
inw(devpriv->iobase + APCI3120_RESET_FIFO);
- // Initialize the sequence array
+ /* Initialize the sequence array */
- //if (!i_APCI3120_SetupChannelList(dev,s,1,chanlist,0)) return -EINVAL;
+ /* if (!i_APCI3120_SetupChannelList(dev,s,1,chanlist,0)) return -EINVAL; */
if (!i_APCI3120_SetupChannelList(dev, s, 1,
&insn->chanspec, 0))
return -EINVAL;
- //Initialize Timer 0 mode 4
+ /* Initialize Timer 0 mode 4 */
devpriv->b_TimerSelectMode =
(devpriv->
b_TimerSelectMode & 0xFC) |
@@ -216,14 +219,14 @@ int i_APCI3120_InsnReadAnalogInput(struct comedi_device * dev, struct comedi_sub
outb(devpriv->b_TimerSelectMode,
devpriv->iobase + APCI3120_TIMER_CRT1);
- // Reset the scan bit and Disables the EOS, DMA, EOC interrupt
+ /* Reset the scan bit and Disables the EOS, DMA, EOC interrupt */
devpriv->b_ModeSelectRegister =
devpriv->
b_ModeSelectRegister & APCI3120_DISABLE_SCAN;
if (devpriv->b_EocEosInterrupt == APCI3120_ENABLE) {
- //Disables the EOS,DMA and enables the EOC interrupt
+ /* Disables the EOS,DMA and enables the EOC interrupt */
devpriv->b_ModeSelectRegister =
(devpriv->
b_ModeSelectRegister &
@@ -241,7 +244,7 @@ int i_APCI3120_InsnReadAnalogInput(struct comedi_device * dev, struct comedi_sub
outb(devpriv->b_ModeSelectRegister,
devpriv->iobase + APCI3120_WRITE_MODE_SELECT);
- // Sets gate 0
+ /* Sets gate 0 */
devpriv->us_OutputRegister =
(devpriv->
us_OutputRegister & APCI3120_CLEAR_PA_PR) |
@@ -249,13 +252,13 @@ int i_APCI3120_InsnReadAnalogInput(struct comedi_device * dev, struct comedi_sub
outw(devpriv->us_OutputRegister,
devpriv->iobase + APCI3120_WR_ADDRESS);
- // Select Timer 0
+ /* Select Timer 0 */
b_Tmp = ((devpriv->
b_DigitalOutputRegister) & 0xF0) |
APCI3120_SELECT_TIMER_0_WORD;
outb(b_Tmp, devpriv->iobase + APCI3120_TIMER_CRT0);
- //Set the convertion time
+ /* Set the convertion time */
outw(us_ConvertTiming,
devpriv->iobase + APCI3120_TIMER_VALUE);
@@ -265,14 +268,14 @@ int i_APCI3120_InsnReadAnalogInput(struct comedi_device * dev, struct comedi_sub
if (devpriv->b_EocEosInterrupt == APCI3120_DISABLE) {
do {
- // Waiting for the end of conversion
+ /* Waiting for the end of conversion */
us_TmpValue =
inw(devpriv->iobase +
APCI3120_RD_STATUS);
} while ((us_TmpValue & APCI3120_EOC) ==
APCI3120_EOC);
- //Read the result in FIFO and put it in insn data pointer
+ /* Read the result in FIFO and put it in insn data pointer */
us_TmpValue = inw(devpriv->iobase + 0);
*data = us_TmpValue;
@@ -284,9 +287,9 @@ int i_APCI3120_InsnReadAnalogInput(struct comedi_device * dev, struct comedi_sub
case APCI3120_EOS_MODE:
inw(devpriv->iobase);
- // Clears the FIFO
+ /* Clears the FIFO */
inw(devpriv->iobase + APCI3120_RESET_FIFO);
- // clear PA PR and disable timer 0
+ /* clear PA PR and disable timer 0 */
devpriv->us_OutputRegister =
(devpriv->
@@ -301,7 +304,7 @@ int i_APCI3120_InsnReadAnalogInput(struct comedi_device * dev, struct comedi_sub
devpriv->ui_AiChannelList, 0))
return -EINVAL;
- //Initialize Timer 0 mode 2
+ /* Initialize Timer 0 mode 2 */
devpriv->b_TimerSelectMode =
(devpriv->
b_TimerSelectMode & 0xFC) |
@@ -309,26 +312,26 @@ int i_APCI3120_InsnReadAnalogInput(struct comedi_device * dev, struct comedi_sub
outb(devpriv->b_TimerSelectMode,
devpriv->iobase + APCI3120_TIMER_CRT1);
- //Select Timer 0
+ /* Select Timer 0 */
b_Tmp = ((devpriv->
b_DigitalOutputRegister) & 0xF0) |
APCI3120_SELECT_TIMER_0_WORD;
outb(b_Tmp, devpriv->iobase + APCI3120_TIMER_CRT0);
- //Set the convertion time
+ /* Set the convertion time */
outw(us_ConvertTiming,
devpriv->iobase + APCI3120_TIMER_VALUE);
- //Set the scan bit
+ /* Set the scan bit */
devpriv->b_ModeSelectRegister =
devpriv->
b_ModeSelectRegister | APCI3120_ENABLE_SCAN;
outb(devpriv->b_ModeSelectRegister,
devpriv->iobase + APCI3120_WRITE_MODE_SELECT);
- //If Interrupt function is loaded
+ /* If Interrupt function is loaded */
if (devpriv->b_EocEosInterrupt == APCI3120_ENABLE) {
- //Disables the EOC,DMA and enables the EOS interrupt
+ /* Disables the EOC,DMA and enables the EOS interrupt */
devpriv->b_ModeSelectRegister =
(devpriv->
b_ModeSelectRegister &
@@ -347,7 +350,7 @@ int i_APCI3120_InsnReadAnalogInput(struct comedi_device * dev, struct comedi_sub
inw(devpriv->iobase + APCI3120_RD_STATUS);
- //Sets gate 0
+ /* Sets gate 0 */
devpriv->us_OutputRegister =
devpriv->
@@ -355,12 +358,12 @@ int i_APCI3120_InsnReadAnalogInput(struct comedi_device * dev, struct comedi_sub
outw(devpriv->us_OutputRegister,
devpriv->iobase + APCI3120_WR_ADDRESS);
- //Start conversion
+ /* Start conversion */
outw(0, devpriv->iobase + APCI3120_START_CONVERSION);
- //Waiting of end of convertion if interrupt is not installed
+ /* Waiting of end of convertion if interrupt is not installed */
if (devpriv->b_EocEosInterrupt == APCI3120_DISABLE) {
- //Waiting the end of convertion
+ /* Waiting the end of convertion */
do {
us_TmpValue =
inw(devpriv->iobase +
@@ -371,12 +374,12 @@ int i_APCI3120_InsnReadAnalogInput(struct comedi_device * dev, struct comedi_sub
for (i = 0; i < devpriv->ui_AiNbrofChannels;
i++) {
- //Read the result in FIFO and write them in shared memory
+ /* Read the result in FIFO and write them in shared memory */
us_TmpValue = inw(devpriv->iobase);
data[i] = (unsigned int) us_TmpValue;
}
- devpriv->b_InterruptMode = APCI3120_EOC_MODE; // Restore defaults.
+ devpriv->b_InterruptMode = APCI3120_EOC_MODE; /* Restore defaults. */
}
break;
@@ -384,7 +387,7 @@ int i_APCI3120_InsnReadAnalogInput(struct comedi_device * dev, struct comedi_sub
printk("inputs wrong\n");
}
- devpriv->ui_EocEosConversionTime = 0; // re initializing the variable;
+ devpriv->ui_EocEosConversionTime = 0; /* re initializing the variable; */
}
return insn->n;
@@ -411,36 +414,39 @@ int i_APCI3120_InsnReadAnalogInput(struct comedi_device * dev, struct comedi_sub
int i_APCI3120_StopCyclicAcquisition(struct comedi_device * dev, struct comedi_subdevice * s)
{
- // Disable A2P Fifo write and AMWEN signal
+ /* Disable A2P Fifo write and AMWEN signal */
outw(0, devpriv->i_IobaseAddon + 4);
- //Disable Bus Master ADD ON
+ /* Disable Bus Master ADD ON */
outw(APCI3120_ADD_ON_AGCSTS_LOW, devpriv->i_IobaseAddon + 0);
outw(0, devpriv->i_IobaseAddon + 2);
outw(APCI3120_ADD_ON_AGCSTS_HIGH, devpriv->i_IobaseAddon + 0);
outw(0, devpriv->i_IobaseAddon + 2);
- //Disable BUS Master PCI
+ /* Disable BUS Master PCI */
outl(0, devpriv->i_IobaseAmcc + AMCC_OP_REG_MCSR);
- //outl(inl(devpriv->i_IobaseAmcc+AMCC_OP_REG_INTCSR)&(~AINT_WRITE_COMPL), devpriv->i_IobaseAmcc+AMCC_OP_REG_INTCSR); // stop amcc irqs
- //outl(inl(devpriv->i_IobaseAmcc+AMCC_OP_REG_MCSR)&(~EN_A2P_TRANSFERS), devpriv->i_IobaseAmcc+AMCC_OP_REG_MCSR); // stop DMA
+ /* outl(inl(devpriv->i_IobaseAmcc+AMCC_OP_REG_INTCSR)&(~AINT_WRITE_COMPL),
+ * devpriv->i_IobaseAmcc+AMCC_OP_REG_INTCSR); stop amcc irqs */
+
+ /* outl(inl(devpriv->i_IobaseAmcc+AMCC_OP_REG_MCSR)&(~EN_A2P_TRANSFERS),
+ * devpriv->i_IobaseAmcc+AMCC_OP_REG_MCSR); stop DMA */
- //Disable ext trigger
+ /* Disable ext trigger */
i_APCI3120_ExttrigDisable(dev);
devpriv->us_OutputRegister = 0;
- //stop counters
+ /* stop counters */
outw(devpriv->
us_OutputRegister & APCI3120_DISABLE_TIMER0 &
APCI3120_DISABLE_TIMER1, dev->iobase + APCI3120_WR_ADDRESS);
outw(APCI3120_DISABLE_ALL_TIMER, dev->iobase + APCI3120_WR_ADDRESS);
- //DISABLE_ALL_INTERRUPT
+ /* DISABLE_ALL_INTERRUPT */
outb(APCI3120_DISABLE_ALL_INTERRUPT,
dev->iobase + APCI3120_WRITE_MODE_SELECT);
- //Flush FIFO
+ /* Flush FIFO */
inb(dev->iobase + APCI3120_RESET_FIFO);
inw(dev->iobase + APCI3120_RD_STATUS);
devpriv->ui_AiActualScan = 0;
@@ -480,9 +486,9 @@ int i_APCI3120_CommandTestAnalogInput(struct comedi_device * dev, struct comedi_
struct comedi_cmd * cmd)
{
int err = 0;
- int tmp; // divisor1,divisor2;
+ int tmp; /* divisor1,divisor2; */
- // step 1: make sure trigger sources are trivially valid
+ /* step 1: make sure trigger sources are trivially valid */
tmp = cmd->start_src;
cmd->start_src &= TRIG_NOW | TRIG_EXT;
@@ -512,7 +518,7 @@ int i_APCI3120_CommandTestAnalogInput(struct comedi_device * dev, struct comedi_
if (err)
return 1;
- //step 2: make sure trigger sources are unique and mutually compatible
+ /* step 2: make sure trigger sources are unique and mutually compatible */
if (cmd->start_src != TRIG_NOW && cmd->start_src != TRIG_EXT) {
err++;
@@ -536,14 +542,14 @@ int i_APCI3120_CommandTestAnalogInput(struct comedi_device * dev, struct comedi_
if (err)
return 2;
- // step 3: make sure arguments are trivially compatible
+ /* step 3: make sure arguments are trivially compatible */
if (cmd->start_arg != 0) {
cmd->start_arg = 0;
err++;
}
- if (cmd->scan_begin_src == TRIG_TIMER) // Test Delay timing
+ if (cmd->scan_begin_src == TRIG_TIMER) /* Test Delay timing */
{
if (cmd->scan_begin_arg < this_board->ui_MinDelaytimeNs) {
cmd->scan_begin_arg = this_board->ui_MinDelaytimeNs;
@@ -551,7 +557,7 @@ int i_APCI3120_CommandTestAnalogInput(struct comedi_device * dev, struct comedi_
}
}
- if (cmd->convert_src == TRIG_TIMER) // Test Acquisition timing
+ if (cmd->convert_src == TRIG_TIMER) /* Test Acquisition timing */
{
if (cmd->scan_begin_src == TRIG_TIMER) {
if ((cmd->convert_arg)
@@ -585,7 +591,7 @@ int i_APCI3120_CommandTestAnalogInput(struct comedi_device * dev, struct comedi_
cmd->stop_arg = 1;
err++;
}
- } else { // TRIG_NONE
+ } else { /* TRIG_NONE */
if (cmd->stop_arg != 0) {
cmd->stop_arg = 0;
err++;
@@ -595,7 +601,7 @@ int i_APCI3120_CommandTestAnalogInput(struct comedi_device * dev, struct comedi_
if (err)
return 3;
- // step 4: fix up any arguments
+ /* step 4: fix up any arguments */
if (cmd->convert_src == TRIG_TIMER) {
@@ -637,15 +643,15 @@ int i_APCI3120_CommandAnalogInput(struct comedi_device * dev, struct comedi_subd
{
struct comedi_cmd *cmd = &s->async->cmd;
- //loading private structure with cmd structure inputs
+ /* loading private structure with cmd structure inputs */
devpriv->ui_AiFlags = cmd->flags;
devpriv->ui_AiNbrofChannels = cmd->chanlist_len;
devpriv->ui_AiScanLength = cmd->scan_end_arg;
devpriv->pui_AiChannelList = cmd->chanlist;
- //UPDATE-0.7.57->0.7.68devpriv->AiData=s->async->data;
+ /* UPDATE-0.7.57->0.7.68devpriv->AiData=s->async->data; */
devpriv->AiData = s->async->prealloc_buf;
- //UPDATE-0.7.57->0.7.68devpriv->ui_AiDataLength=s->async->data_len;
+ /* UPDATE-0.7.57->0.7.68devpriv->ui_AiDataLength=s->async->data_len; */
devpriv->ui_AiDataLength = s->async->prealloc_bufsz;
if (cmd->stop_src == TRIG_COUNT) {
@@ -654,11 +660,11 @@ int i_APCI3120_CommandAnalogInput(struct comedi_device * dev, struct comedi_subd
devpriv->ui_AiNbrofScans = 0;
}
- devpriv->ui_AiTimer0 = 0; // variables changed to timer0,timer1
+ devpriv->ui_AiTimer0 = 0; /* variables changed to timer0,timer1 */
devpriv->ui_AiTimer1 = 0;
if ((devpriv->ui_AiNbrofScans == 0) || (devpriv->ui_AiNbrofScans == -1))
- devpriv->b_AiContinuous = 1; // user want neverending analog acquisition
- // stopped using cancel
+ devpriv->b_AiContinuous = 1; /* user want neverending analog acquisition */
+ /* stopped using cancel */
if (cmd->start_src == TRIG_EXT)
devpriv->b_ExttrigEnable = APCI3120_ENABLE;
@@ -666,22 +672,22 @@ int i_APCI3120_CommandAnalogInput(struct comedi_device * dev, struct comedi_subd
devpriv->b_ExttrigEnable = APCI3120_DISABLE;
if (cmd->scan_begin_src == TRIG_FOLLOW) {
- // mode 1 or 3
+ /* mode 1 or 3 */
if (cmd->convert_src == TRIG_TIMER) {
- // mode 1
+ /* mode 1 */
- devpriv->ui_AiTimer0 = cmd->convert_arg; // timer constant in nano seconds
- //return this_board->i_hwdrv_CommandAnalogInput(1,dev,s);
+ devpriv->ui_AiTimer0 = cmd->convert_arg; /* timer constant in nano seconds */
+ /* return this_board->i_hwdrv_CommandAnalogInput(1,dev,s); */
return i_APCI3120_CyclicAnalogInput(1, dev, s);
}
}
if ((cmd->scan_begin_src == TRIG_TIMER)
&& (cmd->convert_src == TRIG_TIMER)) {
- // mode 2
+ /* mode 2 */
devpriv->ui_AiTimer1 = cmd->scan_begin_arg;
- devpriv->ui_AiTimer0 = cmd->convert_arg; // variable changed timer2 to timer0
- //return this_board->i_hwdrv_CommandAnalogInput(2,dev,s);
+ devpriv->ui_AiTimer0 = cmd->convert_arg; /* variable changed timer2 to timer0 */
+ /* return this_board->i_hwdrv_CommandAnalogInput(2,dev,s); */
return i_APCI3120_CyclicAnalogInput(2, dev, s);
}
return -1;
@@ -716,64 +722,65 @@ int i_APCI3120_CyclicAnalogInput(int mode, struct comedi_device * dev,
0, ui_TimerValue0, ui_ConvertTiming;
unsigned short us_TmpValue;
- //BEGIN JK 07.05.04: Comparison between WIN32 and Linux driver
- //devpriv->b_AiCyclicAcquisition=APCI3120_ENABLE;
- //END JK 07.05.04: Comparison between WIN32 and Linux driver
+ /* BEGIN JK 07.05.04: Comparison between WIN32 and Linux driver */
+ /* devpriv->b_AiCyclicAcquisition=APCI3120_ENABLE; */
+ /* END JK 07.05.04: Comparison between WIN32 and Linux driver */
/*******************/
/* Resets the FIFO */
/*******************/
inb(dev->iobase + APCI3120_RESET_FIFO);
- //BEGIN JK 07.05.04: Comparison between WIN32 and Linux driver
- //inw(dev->iobase+APCI3120_RD_STATUS);
- //END JK 07.05.04: Comparison between WIN32 and Linux driver
+ /* BEGIN JK 07.05.04: Comparison between WIN32 and Linux driver */
+ /* inw(dev->iobase+APCI3120_RD_STATUS); */
+ /* END JK 07.05.04: Comparison between WIN32 and Linux driver */
/***************************/
/* Acquisition initialized */
/***************************/
- //BEGIN JK 07.05.04: Comparison between WIN32 and Linux driver
+ /* BEGIN JK 07.05.04: Comparison between WIN32 and Linux driver */
devpriv->b_AiCyclicAcquisition = APCI3120_ENABLE;
- //END JK 07.05.04: Comparison between WIN32 and Linux driver
+ /* END JK 07.05.04: Comparison between WIN32 and Linux driver */
- // clear software registers
+ /* clear software registers */
devpriv->b_TimerSelectMode = 0;
devpriv->us_OutputRegister = 0;
devpriv->b_ModeSelectRegister = 0;
- //devpriv->b_DigitalOutputRegister=0;
+ /* devpriv->b_DigitalOutputRegister=0; */
- //COMMENT JK 07.05.04: Followings calls are in i_APCI3120_StartAnalogInputAcquisition
+ /* COMMENT JK 07.05.04: Followings calls are in i_APCI3120_StartAnalogInputAcquisition */
- /****************************/
+ /****************************/
/* Clear Timer Write TC int */
- /****************************/
+ /****************************/
outl(APCI3120_CLEAR_WRITE_TC_INT,
devpriv->i_IobaseAmcc + APCI3120_AMCC_OP_REG_INTCSR);
- /************************************/
+ /************************************/
/* Clears the timer status register */
- /************************************/
- //BEGIN JK 07.05.04: Comparison between WIN32 and Linux driver
- //inw(dev->iobase+APCI3120_TIMER_STATUS_REGISTER);
- inb(dev->iobase + APCI3120_TIMER_STATUS_REGISTER);
- //END JK 07.05.04: Comparison between WIN32 and Linux driver
+ /************************************/
- /**************************/
+ /* BEGIN JK 07.05.04: Comparison between WIN32 and Linux driver */
+ /* inw(dev->iobase+APCI3120_TIMER_STATUS_REGISTER); */
+ /* inb(dev->iobase + APCI3120_TIMER_STATUS_REGISTER); */
+ /* END JK 07.05.04: Comparison between WIN32 and Linux driver */
+
+ /**************************/
/* Disables All Timer */
/* Sets PR and PA to 0 */
- /**************************/
+ /**************************/
devpriv->us_OutputRegister = devpriv->us_OutputRegister &
APCI3120_DISABLE_TIMER0 &
APCI3120_DISABLE_TIMER1 & APCI3120_CLEAR_PA_PR;
outw(devpriv->us_OutputRegister, dev->iobase + APCI3120_WR_ADDRESS);
- /*******************/
+ /*******************/
/* Resets the FIFO */
- /*******************/
- //BEGIN JK 07.05.04: Comparison between WIN32 and Linux driver
+ /*******************/
+ /* BEGIN JK 07.05.04: Comparison between WIN32 and Linux driver */
inb(devpriv->iobase + APCI3120_RESET_FIFO);
- //END JK 07.05.04: Comparison between WIN32 and Linux driver
+ /* END JK 07.05.04: Comparison between WIN32 and Linux driver */
devpriv->ui_AiActualScan = 0;
devpriv->ui_AiActualScanPosition = 0;
@@ -781,7 +788,7 @@ int i_APCI3120_CyclicAnalogInput(int mode, struct comedi_device * dev,
devpriv->ui_AiBufferPtr = 0;
devpriv->ui_DmaActualBuffer = 0;
- // value for timer2 minus -2 has to be done .....dunno y??
+ /* value for timer2 minus -2 has to be done .....dunno y?? */
ui_TimerValue2 = devpriv->ui_AiNbrofScans - 2;
ui_ConvertTiming = devpriv->ui_AiTimer0;
@@ -819,7 +826,7 @@ int i_APCI3120_CyclicAnalogInput(int mode, struct comedi_device * dev,
}
***********************************************************************************************/
/*** EL241003 Begin : add this section to replace floats calculation by integer calculations **/
- //EL250804: Testing if board APCI3120 have the new Quartz or if it is an APCI3001
+ /* EL250804: Testing if board APCI3120 have the new Quartz or if it is an APCI3001 */
if ((us_TmpValue & 0x00B0) == 0x00B0
|| !strcmp(this_board->pc_DriverName, "apci3001")) {
ui_TimerValue0 = ui_ConvertTiming * 2 - 2000;
@@ -844,79 +851,82 @@ int i_APCI3120_CyclicAnalogInput(int mode, struct comedi_device * dev,
/*** EL241003 End ******************************************************************************/
if (devpriv->b_ExttrigEnable == APCI3120_ENABLE) {
- i_APCI3120_ExttrigEnable(dev); // activate EXT trigger
+ i_APCI3120_ExttrigEnable(dev); /* activate EXT trigger */
}
switch (mode) {
case 1:
- // init timer0 in mode 2
+ /* init timer0 in mode 2 */
devpriv->b_TimerSelectMode =
(devpriv->
b_TimerSelectMode & 0xFC) | APCI3120_TIMER_0_MODE_2;
outb(devpriv->b_TimerSelectMode,
dev->iobase + APCI3120_TIMER_CRT1);
- //Select Timer 0
+ /* Select Timer 0 */
b_Tmp = ((devpriv->
b_DigitalOutputRegister) & 0xF0) |
APCI3120_SELECT_TIMER_0_WORD;
outb(b_Tmp, dev->iobase + APCI3120_TIMER_CRT0);
- //Set the convertion time
+ /* Set the convertion time */
outw(((unsigned short) ui_TimerValue0),
dev->iobase + APCI3120_TIMER_VALUE);
break;
case 2:
- // init timer1 in mode 2
+ /* init timer1 in mode 2 */
devpriv->b_TimerSelectMode =
(devpriv->
b_TimerSelectMode & 0xF3) | APCI3120_TIMER_1_MODE_2;
outb(devpriv->b_TimerSelectMode,
dev->iobase + APCI3120_TIMER_CRT1);
- //Select Timer 1
+ /* Select Timer 1 */
b_Tmp = ((devpriv->
b_DigitalOutputRegister) & 0xF0) |
APCI3120_SELECT_TIMER_1_WORD;
outb(b_Tmp, dev->iobase + APCI3120_TIMER_CRT0);
- //Set the convertion time
+ /* Set the convertion time */
outw(((unsigned short) ui_TimerValue1),
dev->iobase + APCI3120_TIMER_VALUE);
- // init timer0 in mode 2
+ /* init timer0 in mode 2 */
devpriv->b_TimerSelectMode =
(devpriv->
b_TimerSelectMode & 0xFC) | APCI3120_TIMER_0_MODE_2;
outb(devpriv->b_TimerSelectMode,
dev->iobase + APCI3120_TIMER_CRT1);
- //Select Timer 0
+ /* Select Timer 0 */
b_Tmp = ((devpriv->
b_DigitalOutputRegister) & 0xF0) |
APCI3120_SELECT_TIMER_0_WORD;
outb(b_Tmp, dev->iobase + APCI3120_TIMER_CRT0);
- //Set the convertion time
+ /* Set the convertion time */
outw(((unsigned short) ui_TimerValue0),
dev->iobase + APCI3120_TIMER_VALUE);
break;
}
- // ##########common for all modes#################
+ /* ##########common for all modes################# */
/***********************/
/* Clears the SCAN bit */
/***********************/
- //BEGIN JK 07.05.04: Comparison between WIN32 and Linux driver
- //devpriv->b_ModeSelectRegister=devpriv->b_ModeSelectRegister | APCI3120_DISABLE_SCAN;
+
+ /* BEGIN JK 07.05.04: Comparison between WIN32 and Linux driver */
+ /* devpriv->b_ModeSelectRegister=devpriv->b_ModeSelectRegister | APCI3120_DISABLE_SCAN; */
+
devpriv->b_ModeSelectRegister = devpriv->b_ModeSelectRegister &
APCI3120_DISABLE_SCAN;
- //END JK 07.05.04: Comparison between WIN32 and Linux driver
+ /* END JK 07.05.04: Comparison between WIN32 and Linux driver */
+
outb(devpriv->b_ModeSelectRegister,
dev->iobase + APCI3120_WRITE_MODE_SELECT);
- // If DMA is disabled
+ /* If DMA is disabled */
if (devpriv->us_UseDma == APCI3120_DISABLE) {
- // disable EOC and enable EOS
+ /* disable EOC and enable EOS */
devpriv->b_InterruptMode = APCI3120_EOS_MODE;
devpriv->b_EocEosInterrupt = APCI3120_ENABLE;
@@ -928,15 +938,17 @@ int i_APCI3120_CyclicAnalogInput(int mode, struct comedi_device * dev,
dev->iobase + APCI3120_WRITE_MODE_SELECT);
if (!devpriv->b_AiContinuous) {
- // configure Timer2 For counting EOS
- //Reset gate 2 of Timer 2 to disable it (Set Bit D14 to 0)
+/*
+ * configure Timer2 For counting EOS Reset gate 2 of Timer 2 to
+ * disable it (Set Bit D14 to 0)
+ */
devpriv->us_OutputRegister =
devpriv->
us_OutputRegister & APCI3120_DISABLE_TIMER2;
outw(devpriv->us_OutputRegister,
dev->iobase + APCI3120_WR_ADDRESS);
- // DISABLE TIMER intERRUPT
+ /* DISABLE TIMER intERRUPT */
devpriv->b_ModeSelectRegister =
devpriv->
b_ModeSelectRegister &
@@ -944,7 +956,7 @@ int i_APCI3120_CyclicAnalogInput(int mode, struct comedi_device * dev,
outb(devpriv->b_ModeSelectRegister,
dev->iobase + APCI3120_WRITE_MODE_SELECT);
- //(1) Init timer 2 in mode 0 and write timer value
+ /* (1) Init timer 2 in mode 0 and write timer value */
devpriv->b_TimerSelectMode =
(devpriv->
b_TimerSelectMode & 0x0F) |
@@ -952,7 +964,7 @@ int i_APCI3120_CyclicAnalogInput(int mode, struct comedi_device * dev,
outb(devpriv->b_TimerSelectMode,
dev->iobase + APCI3120_TIMER_CRT1);
- //Writing LOW unsigned short
+ /* Writing LOW unsigned short */
b_Tmp = ((devpriv->
b_DigitalOutputRegister) & 0xF0) |
APCI3120_SELECT_TIMER_2_LOW_WORD;
@@ -960,7 +972,7 @@ int i_APCI3120_CyclicAnalogInput(int mode, struct comedi_device * dev,
outw(LOWORD(ui_TimerValue2),
dev->iobase + APCI3120_TIMER_VALUE);
- //Writing HIGH unsigned short
+ /* Writing HIGH unsigned short */
b_Tmp = ((devpriv->
b_DigitalOutputRegister) & 0xF0) |
APCI3120_SELECT_TIMER_2_HIGH_WORD;
@@ -968,20 +980,20 @@ int i_APCI3120_CyclicAnalogInput(int mode, struct comedi_device * dev,
outw(HIWORD(ui_TimerValue2),
dev->iobase + APCI3120_TIMER_VALUE);
- //(2) Reset FC_TIMER BIT Clearing timer status register
+ /* (2) Reset FC_TIMER BIT Clearing timer status register */
inb(dev->iobase + APCI3120_TIMER_STATUS_REGISTER);
- // enable timer counter and disable watch dog
+ /* enable timer counter and disable watch dog */
devpriv->b_ModeSelectRegister =
(devpriv->
b_ModeSelectRegister |
APCI3120_ENABLE_TIMER_COUNTER) &
APCI3120_DISABLE_WATCHDOG;
- // select EOS clock input for timer 2
+ /* select EOS clock input for timer 2 */
devpriv->b_ModeSelectRegister =
devpriv->
b_ModeSelectRegister |
APCI3120_TIMER2_SELECT_EOS;
- // Enable timer2 interrupt
+ /* Enable timer2 interrupt */
devpriv->b_ModeSelectRegister =
devpriv->
b_ModeSelectRegister |
@@ -992,15 +1004,16 @@ int i_APCI3120_CyclicAnalogInput(int mode, struct comedi_device * dev,
devpriv->b_Timer2Interrupt = APCI3120_ENABLE;
}
} else {
- // If DMA Enabled
- //BEGIN JK 07.05.04: Comparison between WIN32 and Linux driver
- //inw(dev->iobase+0);// reset EOC bit
- //END JK 07.05.04: Comparison between WIN32 and Linux driver
+ /* If DMA Enabled */
+
+ /* BEGIN JK 07.05.04: Comparison between WIN32 and Linux driver */
+ /* inw(dev->iobase+0); reset EOC bit */
+ /* END JK 07.05.04: Comparison between WIN32 and Linux driver */
devpriv->b_InterruptMode = APCI3120_DMA_MODE;
- /************************************/
+ /************************************/
/* Disables the EOC, EOS interrupt */
- /************************************/
+ /************************************/
devpriv->b_ModeSelectRegister = devpriv->b_ModeSelectRegister &
APCI3120_DISABLE_EOC_INT & APCI3120_DISABLE_EOS_INT;
@@ -1012,18 +1025,18 @@ int i_APCI3120_CyclicAnalogInput(int mode, struct comedi_device * dev,
if (!devpriv->b_AiContinuous) {
- if (dmalen0 > (devpriv->ui_AiNbrofScans * devpriv->ui_AiScanLength * 2)) { // must we fill full first buffer?
+ if (dmalen0 > (devpriv->ui_AiNbrofScans * devpriv->ui_AiScanLength * 2)) { /* must we fill full first buffer? */
dmalen0 =
devpriv->ui_AiNbrofScans *
devpriv->ui_AiScanLength * 2;
- } else if (dmalen1 > (devpriv->ui_AiNbrofScans * devpriv->ui_AiScanLength * 2 - dmalen0)) // and must we fill full second buffer when first is once filled?
+ } else if (dmalen1 > (devpriv->ui_AiNbrofScans * devpriv->ui_AiScanLength * 2 - dmalen0)) /* and must we fill full second buffer when first is once filled? */
dmalen1 =
devpriv->ui_AiNbrofScans *
devpriv->ui_AiScanLength * 2 - dmalen0;
}
if (devpriv->ui_AiFlags & TRIG_WAKE_EOS) {
- // don't we want wake up every scan?
+ /* don't we want wake up every scan? */
if (dmalen0 > (devpriv->ui_AiScanLength * 2)) {
dmalen0 = devpriv->ui_AiScanLength * 2;
if (devpriv->ui_AiScanLength & 1)
@@ -1036,7 +1049,7 @@ int i_APCI3120_CyclicAnalogInput(int mode, struct comedi_device * dev,
if (dmalen1 < 4)
dmalen1 = 4;
}
- } else { // isn't output buff smaller that our DMA buff?
+ } else { /* isn't output buff smaller that our DMA buff? */
if (dmalen0 > (devpriv->ui_AiDataLength)) {
dmalen0 = devpriv->ui_AiDataLength;
}
@@ -1047,14 +1060,16 @@ int i_APCI3120_CyclicAnalogInput(int mode, struct comedi_device * dev,
devpriv->ui_DmaBufferUsesize[0] = dmalen0;
devpriv->ui_DmaBufferUsesize[1] = dmalen1;
- //Initialize DMA
+ /* Initialize DMA */
- // Set Transfer count enable bit and A2P_fifo reset bit in AGCSTS register
- //1
+/*
+ * Set Transfer count enable bit and A2P_fifo reset bit in AGCSTS
+ * register 1
+ */
ui_Tmp = AGCSTS_TC_ENABLE | AGCSTS_RESET_A2P_FIFO;
outl(ui_Tmp, devpriv->i_IobaseAmcc + AMCC_OP_REG_AGCSTS);
- // changed since 16 bit interface for add on
+ /* changed since 16 bit interface for add on */
/*********************/
/* ENABLE BUS MASTER */
/*********************/
@@ -1066,78 +1081,95 @@ int i_APCI3120_CyclicAnalogInput(int mode, struct comedi_device * dev,
outw(APCI3120_ENABLE_TRANSFER_ADD_ON_HIGH,
devpriv->i_IobaseAddon + 2);
- // TO VERIFIED
- //BEGIN JK 07.05.04: Comparison between WIN32 and Linux driver
+/*
+ * TO VERIFIED BEGIN JK 07.05.04: Comparison between WIN32 and Linux
+ * driver
+ */
outw(0x1000, devpriv->i_IobaseAddon + 2);
- //END JK 07.05.04: Comparison between WIN32 and Linux driver
+ /* END JK 07.05.04: Comparison between WIN32 and Linux driver */
- //2 No change
- // A2P FIFO MANAGEMENT
- // A2P fifo reset & transfer control enable
- /***********************/
+ /* 2 No change */
/* A2P FIFO MANAGEMENT */
- /***********************/
+ /* A2P fifo reset & transfer control enable */
+
+ /***********************/
+ /* A2P FIFO MANAGEMENT */
+ /***********************/
outl(APCI3120_A2P_FIFO_MANAGEMENT, devpriv->i_IobaseAmcc +
APCI3120_AMCC_OP_MCSR);
- //3
- //beginning address of dma buf
- //The 32 bit address of dma buffer is converted into two 16 bit addresses
- // Can done by using _attach and put into into an array
- // array used may be for differnet pages
+/*
+ * 3
+ * beginning address of dma buf The 32 bit address of dma buffer
+ * is converted into two 16 bit addresses Can done by using _attach
+ * and put into into an array array used may be for differnet pages
+ */
- // DMA Start Adress Low
+ /* DMA Start Adress Low */
outw(APCI3120_ADD_ON_MWAR_LOW, devpriv->i_IobaseAddon + 0);
outw((devpriv->ul_DmaBufferHw[0] & 0xFFFF),
devpriv->i_IobaseAddon + 2);
- /*************************/
+ /*************************/
/* DMA Start Adress High */
- /*************************/
+ /*************************/
outw(APCI3120_ADD_ON_MWAR_HIGH, devpriv->i_IobaseAddon + 0);
outw((devpriv->ul_DmaBufferHw[0] / 65536),
devpriv->i_IobaseAddon + 2);
- //4
- // amount of bytes to be transfered set transfer count
- // used ADDON MWTC register
- //commented testing outl(devpriv->ui_DmaBufferUsesize[0], devpriv->i_IobaseAddon+AMCC_OP_REG_AMWTC);
-
- /**************************/
+/*
+ * 4
+ * amount of bytes to be transfered set transfer count used ADDON
+ * MWTC register commented testing
+ * outl(devpriv->ui_DmaBufferUsesize[0],
+ * devpriv->i_IobaseAddon+AMCC_OP_REG_AMWTC);
+ */
+
+ /**************************/
/* Nbr of acquisition LOW */
- /**************************/
+ /**************************/
outw(APCI3120_ADD_ON_MWTC_LOW, devpriv->i_IobaseAddon + 0);
outw((devpriv->ui_DmaBufferUsesize[0] & 0xFFFF),
devpriv->i_IobaseAddon + 2);
- /***************************/
+ /***************************/
/* Nbr of acquisition HIGH */
- /***************************/
+ /***************************/
outw(APCI3120_ADD_ON_MWTC_HIGH, devpriv->i_IobaseAddon + 0);
outw((devpriv->ui_DmaBufferUsesize[0] / 65536),
devpriv->i_IobaseAddon + 2);
- //5
- // To configure A2P FIFO
- // testing outl( FIFO_ADVANCE_ON_BYTE_2,devpriv->i_IobaseAmcc+AMCC_OP_REG_INTCSR);
+/*
+ * 5
+ * To configure A2P FIFO testing outl(
+ * FIFO_ADVANCE_ON_BYTE_2,devpriv->i_IobaseAmcc+AMCC_OP_REG_INTCSR);
+ */
/******************/
/* A2P FIFO RESET */
/******************/
- // TO VERIFY
- //BEGIN JK 07.05.04: Comparison between WIN32 and Linux driver
+/*
+ * TO VERIFY BEGIN JK 07.05.04: Comparison between WIN32 and Linux
+ * driver
+ */
outl(0x04000000UL, devpriv->i_IobaseAmcc + AMCC_OP_REG_MCSR);
- //END JK 07.05.04: Comparison between WIN32 and Linux driver
+ /* END JK 07.05.04: Comparison between WIN32 and Linux driver */
+
+/*
+ * 6
+ * ENABLE A2P FIFO WRITE AND ENABLE AMWEN AMWEN_ENABLE |
+ * A2P_FIFO_WRITE_ENABLE (0x01|0x02)=0x03
+ */
- //6
- //ENABLE A2P FIFO WRITE AND ENABLE AMWEN
- // AMWEN_ENABLE | A2P_FIFO_WRITE_ENABLE (0x01|0x02)=0x03
- //BEGIN JK 07.05.04: Comparison between WIN32 and Linux driver
- //outw(3,devpriv->i_IobaseAddon + 4);
- //END JK 07.05.04: Comparison between WIN32 and Linux driver
+ /* BEGIN JK 07.05.04: Comparison between WIN32 and Linux driver */
+ /* outw(3,devpriv->i_IobaseAddon + 4); */
+ /* END JK 07.05.04: Comparison between WIN32 and Linux driver */
- //7
- //initialise end of dma interrupt AINT_WRITE_COMPL = ENABLE_WRITE_TC_INT(ADDI)
+/*
+ * 7
+ * initialise end of dma interrupt AINT_WRITE_COMPL =
+ * ENABLE_WRITE_TC_INT(ADDI)
+ */
/***************************************************/
/* A2P FIFO CONFIGURATE, END OF DMA intERRUPT INIT */
/***************************************************/
@@ -1145,25 +1177,25 @@ int i_APCI3120_CyclicAnalogInput(int mode, struct comedi_device * dev,
APCI3120_ENABLE_WRITE_TC_INT),
devpriv->i_IobaseAmcc + AMCC_OP_REG_INTCSR);
- //BEGIN JK 07.05.04: Comparison between WIN32 and Linux driver
+ /* BEGIN JK 07.05.04: Comparison between WIN32 and Linux driver */
/******************************************/
/* ENABLE A2P FIFO WRITE AND ENABLE AMWEN */
/******************************************/
outw(3, devpriv->i_IobaseAddon + 4);
- //END JK 07.05.04: Comparison between WIN32 and Linux driver
+ /* END JK 07.05.04: Comparison between WIN32 and Linux driver */
/******************/
/* A2P FIFO RESET */
/******************/
- //BEGIN JK 07.05.04: Comparison between WIN32 and Linux driver
+ /* BEGIN JK 07.05.04: Comparison between WIN32 and Linux driver */
outl(0x04000000UL,
devpriv->i_IobaseAmcc + APCI3120_AMCC_OP_MCSR);
- //END JK 07.05.04: Comparison between WIN32 and Linux driver
+ /* END JK 07.05.04: Comparison between WIN32 and Linux driver */
}
if ((devpriv->us_UseDma == APCI3120_DISABLE)
&& !devpriv->b_AiContinuous) {
- // set gate 2 to start conversion
+ /* set gate 2 to start conversion */
devpriv->us_OutputRegister =
devpriv->us_OutputRegister | APCI3120_ENABLE_TIMER2;
outw(devpriv->us_OutputRegister,
@@ -1172,14 +1204,14 @@ int i_APCI3120_CyclicAnalogInput(int mode, struct comedi_device * dev,
switch (mode) {
case 1:
- // set gate 0 to start conversion
+ /* set gate 0 to start conversion */
devpriv->us_OutputRegister =
devpriv->us_OutputRegister | APCI3120_ENABLE_TIMER0;
outw(devpriv->us_OutputRegister,
dev->iobase + APCI3120_WR_ADDRESS);
break;
case 2:
- // set gate 0 and gate 1
+ /* set gate 0 and gate 1 */
devpriv->us_OutputRegister =
devpriv->us_OutputRegister | APCI3120_ENABLE_TIMER1;
devpriv->us_OutputRegister =
@@ -1226,47 +1258,49 @@ int i_APCI3120_Reset(struct comedi_device * dev)
devpriv->b_AiCyclicAcquisition = APCI3120_DISABLE;
devpriv->b_EocEosInterrupt = APCI3120_DISABLE;
devpriv->b_InterruptMode = APCI3120_EOC_MODE;
- devpriv->ui_EocEosConversionTime = 0; // set eoc eos conv time to 0
+ devpriv->ui_EocEosConversionTime = 0; /* set eoc eos conv time to 0 */
devpriv->b_OutputMemoryStatus = 0;
- // variables used in timer subdevice
+ /* variables used in timer subdevice */
devpriv->b_Timer2Mode = 0;
devpriv->b_Timer2Interrupt = 0;
- devpriv->b_ExttrigEnable = 0; // Disable ext trigger
+ devpriv->b_ExttrigEnable = 0; /* Disable ext trigger */
/* Disable all interrupts, watchdog for the anolog output */
devpriv->b_ModeSelectRegister = 0;
outb(devpriv->b_ModeSelectRegister,
dev->iobase + APCI3120_WRITE_MODE_SELECT);
- // Disables all counters, ext trigger and clears PA, PR
+ /* Disables all counters, ext trigger and clears PA, PR */
devpriv->us_OutputRegister = 0;
outw(devpriv->us_OutputRegister, dev->iobase + APCI3120_WR_ADDRESS);
- //Code to set the all anolog o/p channel to 0v
- //8191 is decimal value for zero(0 v)volt in bipolar mode(default)
- outw(8191 | APCI3120_ANALOG_OP_CHANNEL_1, dev->iobase + APCI3120_ANALOG_OUTPUT_1); //channel 1
- outw(8191 | APCI3120_ANALOG_OP_CHANNEL_2, dev->iobase + APCI3120_ANALOG_OUTPUT_1); //channel 2
- outw(8191 | APCI3120_ANALOG_OP_CHANNEL_3, dev->iobase + APCI3120_ANALOG_OUTPUT_1); //channel 3
- outw(8191 | APCI3120_ANALOG_OP_CHANNEL_4, dev->iobase + APCI3120_ANALOG_OUTPUT_1); //channel 4
-
- outw(8191 | APCI3120_ANALOG_OP_CHANNEL_5, dev->iobase + APCI3120_ANALOG_OUTPUT_2); //channel 5
- outw(8191 | APCI3120_ANALOG_OP_CHANNEL_6, dev->iobase + APCI3120_ANALOG_OUTPUT_2); //channel 6
- outw(8191 | APCI3120_ANALOG_OP_CHANNEL_7, dev->iobase + APCI3120_ANALOG_OUTPUT_2); //channel 7
- outw(8191 | APCI3120_ANALOG_OP_CHANNEL_8, dev->iobase + APCI3120_ANALOG_OUTPUT_2); //channel 8
-
- // Reset digital output to L0W
-
-//ES05 outb(0x0,dev->iobase+APCI3120_DIGITAL_OUTPUT);
+/*
+ * Code to set the all anolog o/p channel to 0v 8191 is decimal
+ * value for zero(0 v)volt in bipolar mode(default)
+ */
+ outw(8191 | APCI3120_ANALOG_OP_CHANNEL_1, dev->iobase + APCI3120_ANALOG_OUTPUT_1); /* channel 1 */
+ outw(8191 | APCI3120_ANALOG_OP_CHANNEL_2, dev->iobase + APCI3120_ANALOG_OUTPUT_1); /* channel 2 */
+ outw(8191 | APCI3120_ANALOG_OP_CHANNEL_3, dev->iobase + APCI3120_ANALOG_OUTPUT_1); /* channel 3 */
+ outw(8191 | APCI3120_ANALOG_OP_CHANNEL_4, dev->iobase + APCI3120_ANALOG_OUTPUT_1); /* channel 4 */
+
+ outw(8191 | APCI3120_ANALOG_OP_CHANNEL_5, dev->iobase + APCI3120_ANALOG_OUTPUT_2); /* channel 5 */
+ outw(8191 | APCI3120_ANALOG_OP_CHANNEL_6, dev->iobase + APCI3120_ANALOG_OUTPUT_2); /* channel 6 */
+ outw(8191 | APCI3120_ANALOG_OP_CHANNEL_7, dev->iobase + APCI3120_ANALOG_OUTPUT_2); /* channel 7 */
+ outw(8191 | APCI3120_ANALOG_OP_CHANNEL_8, dev->iobase + APCI3120_ANALOG_OUTPUT_2); /* channel 8 */
+
+ /* Reset digital output to L0W */
+
+/* ES05 outb(0x0,dev->iobase+APCI3120_DIGITAL_OUTPUT); */
udelay(10);
- inw(dev->iobase + 0); //make a dummy read
- inb(dev->iobase + APCI3120_RESET_FIFO); // flush FIFO
- inw(dev->iobase + APCI3120_RD_STATUS); // flush A/D status register
+ inw(dev->iobase + 0); /* make a dummy read */
+ inb(dev->iobase + APCI3120_RESET_FIFO); /* flush FIFO */
+ inw(dev->iobase + APCI3120_RD_STATUS); /* flush A/D status register */
- //code to reset the RAM sequence
+ /* code to reset the RAM sequence */
for (i = 0; i < 16; i++) {
- us_TmpValue = i << 8; //select the location
+ us_TmpValue = i << 8; /* select the location */
outw(us_TmpValue, dev->iobase + APCI3120_SEQ_RAM_ADDRESS);
}
return 0;
@@ -1299,7 +1333,7 @@ int i_APCI3120_Reset(struct comedi_device * dev)
int i_APCI3120_SetupChannelList(struct comedi_device * dev, struct comedi_subdevice * s,
int n_chan, unsigned int *chanlist, char check)
{
- unsigned int i; //, differencial=0, bipolar=0;
+ unsigned int i; /* , differencial=0, bipolar=0; */
unsigned int gain;
unsigned short us_TmpValue;
@@ -1309,29 +1343,29 @@ int i_APCI3120_SetupChannelList(struct comedi_device * dev, struct comedi_subdev
comedi_error(dev, "range/channel list is empty!");
return 0;
}
- // All is ok, so we can setup channel/range list
+ /* All is ok, so we can setup channel/range list */
if (check)
return 1;
- //Code to set the PA and PR...Here it set PA to 0..
+ /* Code to set the PA and PR...Here it set PA to 0.. */
devpriv->us_OutputRegister =
devpriv->us_OutputRegister & APCI3120_CLEAR_PA_PR;
devpriv->us_OutputRegister = ((n_chan - 1) & 0xf) << 8;
outw(devpriv->us_OutputRegister, dev->iobase + APCI3120_WR_ADDRESS);
for (i = 0; i < n_chan; i++) {
- // store range list to card
- us_TmpValue = CR_CHAN(chanlist[i]); // get channel number;
+ /* store range list to card */
+ us_TmpValue = CR_CHAN(chanlist[i]); /* get channel number; */
if (CR_RANGE(chanlist[i]) < APCI3120_BIPOLAR_RANGES) {
- us_TmpValue &= ((~APCI3120_UNIPOLAR) & 0xff); // set bipolar
+ us_TmpValue &= ((~APCI3120_UNIPOLAR) & 0xff); /* set bipolar */
} else {
- us_TmpValue |= APCI3120_UNIPOLAR; // enable unipolar......
+ us_TmpValue |= APCI3120_UNIPOLAR; /* enable unipolar...... */
}
- gain = CR_RANGE(chanlist[i]); // get gain number
- us_TmpValue |= ((gain & 0x03) << 4); //<<4 for G0 and G1 bit in RAM
- us_TmpValue |= i << 8; //To select the RAM LOCATION....
+ gain = CR_RANGE(chanlist[i]); /* get gain number */
+ us_TmpValue |= ((gain & 0x03) << 4); /* <<4 for G0 and G1 bit in RAM */
+ us_TmpValue |= i << 8; /* To select the RAM LOCATION.... */
outw(us_TmpValue, dev->iobase + APCI3120_SEQ_RAM_ADDRESS);
printk("\n Gain = %i",
@@ -1339,7 +1373,7 @@ int i_APCI3120_SetupChannelList(struct comedi_device * dev, struct comedi_subdev
printk("\n Channel = %i", CR_CHAN(chanlist[i]));
printk("\n Polarity = %i", us_TmpValue & APCI3120_UNIPOLAR);
}
- return 1; // we can serve this with scan logic
+ return 1; /* we can serve this with scan logic */
}
/*
@@ -1431,24 +1465,24 @@ void v_APCI3120_Interrupt(int irq, void *d)
struct comedi_subdevice *s = dev->subdevices + 0;
ui_Check = 1;
- int_daq = inw(dev->iobase + APCI3120_RD_STATUS) & 0xf000; // get IRQ reasons
- int_amcc = inl(devpriv->i_IobaseAmcc + AMCC_OP_REG_INTCSR); // get AMCC int register
+ int_daq = inw(dev->iobase + APCI3120_RD_STATUS) & 0xf000; /* get IRQ reasons */
+ int_amcc = inl(devpriv->i_IobaseAmcc + AMCC_OP_REG_INTCSR); /* get AMCC int register */
if ((!int_daq) && (!(int_amcc & ANY_S593X_INT))) {
comedi_error(dev, "IRQ from unknow source");
return;
}
- outl(int_amcc | 0x00ff0000, devpriv->i_IobaseAmcc + AMCC_OP_REG_INTCSR); // shutdown IRQ reasons in AMCC
+ outl(int_amcc | 0x00ff0000, devpriv->i_IobaseAmcc + AMCC_OP_REG_INTCSR); /* shutdown IRQ reasons in AMCC */
int_daq = (int_daq >> 12) & 0xF;
if (devpriv->b_ExttrigEnable == APCI3120_ENABLE) {
- //Disable ext trigger
+ /* Disable ext trigger */
i_APCI3120_ExttrigDisable(dev);
devpriv->b_ExttrigEnable = APCI3120_DISABLE;
}
- //clear the timer 2 interrupt
+ /* clear the timer 2 interrupt */
inb(devpriv->i_IobaseAmcc + APCI3120_TIMER_STATUS_REGISTER);
if (int_amcc & MASTER_ABORT_INT)
@@ -1456,19 +1490,19 @@ void v_APCI3120_Interrupt(int irq, void *d)
if (int_amcc & TARGET_ABORT_INT)
comedi_error(dev, "AMCC IRQ - TARGET DMA ABORT!");
- // Ckeck if EOC interrupt
+ /* Ckeck if EOC interrupt */
if (((int_daq & 0x8) == 0)
&& (devpriv->b_InterruptMode == APCI3120_EOC_MODE)) {
if (devpriv->b_EocEosInterrupt == APCI3120_ENABLE) {
- // Read the AI Value
+ /* Read the AI Value */
devpriv->ui_AiReadData[0] =
(unsigned int) inw(devpriv->iobase + 0);
devpriv->b_EocEosInterrupt = APCI3120_DISABLE;
- send_sig(SIGIO, devpriv->tsk_Current, 0); // send signal to the sample
+ send_sig(SIGIO, devpriv->tsk_Current, 0); /* send signal to the sample */
} else {
- //Disable EOC Interrupt
+ /* Disable EOC Interrupt */
devpriv->b_ModeSelectRegister =
devpriv->
b_ModeSelectRegister & APCI3120_DISABLE_EOC_INT;
@@ -1478,10 +1512,10 @@ void v_APCI3120_Interrupt(int irq, void *d)
}
}
- // Check If EOS interrupt
+ /* Check If EOS interrupt */
if ((int_daq & 0x2) && (devpriv->b_InterruptMode == APCI3120_EOS_MODE)) {
- if (devpriv->b_EocEosInterrupt == APCI3120_ENABLE) // enable this in without DMA ???
+ if (devpriv->b_EocEosInterrupt == APCI3120_ENABLE) /* enable this in without DMA ??? */
{
if (devpriv->b_AiCyclicAcquisition == APCI3120_ENABLE) {
@@ -1506,7 +1540,7 @@ void v_APCI3120_Interrupt(int irq, void *d)
devpriv->b_EocEosInterrupt = APCI3120_DISABLE;
devpriv->b_InterruptMode = APCI3120_EOC_MODE;
- send_sig(SIGIO, devpriv->tsk_Current, 0); // send signal to the sample
+ send_sig(SIGIO, devpriv->tsk_Current, 0); /* send signal to the sample */
}
@@ -1516,12 +1550,12 @@ void v_APCI3120_Interrupt(int irq, void *d)
b_ModeSelectRegister & APCI3120_DISABLE_EOS_INT;
outb(devpriv->b_ModeSelectRegister,
dev->iobase + APCI3120_WRITE_MODE_SELECT);
- devpriv->b_EocEosInterrupt = APCI3120_DISABLE; //Default settings
+ devpriv->b_EocEosInterrupt = APCI3120_DISABLE; /* Default settings */
devpriv->b_InterruptMode = APCI3120_EOC_MODE;
}
}
- //Timer2 interrupt
+ /* Timer2 interrupt */
if (int_daq & 0x1) {
switch (devpriv->b_Timer2Mode) {
@@ -1534,18 +1568,18 @@ void v_APCI3120_Interrupt(int irq, void *d)
outb(devpriv->b_ModeSelectRegister,
dev->iobase + APCI3120_WRITE_MODE_SELECT);
- // stop timer 2
+ /* stop timer 2 */
devpriv->us_OutputRegister =
devpriv->
us_OutputRegister & APCI3120_DISABLE_ALL_TIMER;
outw(devpriv->us_OutputRegister,
dev->iobase + APCI3120_WR_ADDRESS);
- //stop timer 0 and timer 1
+ /* stop timer 0 and timer 1 */
i_APCI3120_StopCyclicAcquisition(dev, s);
devpriv->b_AiCyclicAcquisition = APCI3120_DISABLE;
- //UPDATE-0.7.57->0.7.68comedi_done(dev,s);
+ /* UPDATE-0.7.57->0.7.68comedi_done(dev,s); */
s->async->events |= COMEDI_CB_EOA;
comedi_event(dev, s);
@@ -1553,19 +1587,19 @@ void v_APCI3120_Interrupt(int irq, void *d)
case APCI3120_TIMER:
- //Send a signal to from kernel to user space
+ /* Send a signal to from kernel to user space */
send_sig(SIGIO, devpriv->tsk_Current, 0);
break;
case APCI3120_WATCHDOG:
- //Send a signal to from kernel to user space
+ /* Send a signal to from kernel to user space */
send_sig(SIGIO, devpriv->tsk_Current, 0);
break;
default:
- // disable Timer Interrupt
+ /* disable Timer Interrupt */
devpriv->b_ModeSelectRegister =
devpriv->
@@ -1596,7 +1630,7 @@ void v_APCI3120_Interrupt(int irq, void *d)
/* Clears the timer status register */
/************************************/
inw(dev->iobase + APCI3120_TIMER_STATUS_REGISTER);
- v_APCI3120_InterruptDma(irq, d); // do some data transfer
+ v_APCI3120_InterruptDma(irq, d); /* do some data transfer */
} else {
/* Stops the Timer */
outw(devpriv->
@@ -1630,31 +1664,7 @@ void v_APCI3120_Interrupt(int irq, void *d)
+----------------------------------------------------------------------------+
*/
-/*
- * int i_APCI3120_InterruptHandleEos(struct comedi_device *dev)
-{
- int n_chan,i;
- short *data;
- struct comedi_subdevice *s=dev->subdevices+0;
- struct comedi_async *async = s->async;
- data=async->data+async->buf_int_ptr;
- n_chan=devpriv->ui_AiNbrofChannels;
-
- for(i=0;i<n_chan;i++)
- {
- data[i]=inw(dev->iobase+0);
- }
- async->buf_int_count+=n_chan*sizeof(short);
- async->buf_int_ptr+=n_chan*sizeof(short);
- comedi_eos(dev,s);
- if (s->async->buf_int_ptr>=s->async->data_len) // for buffer rool over
- {
-*//* buffer rollover */
-/* s->async->buf_int_ptr=0;
- comedi_eobuf(dev,s);
- }
- return 0;
-}*/
+
int i_APCI3120_InterruptHandleEos(struct comedi_device * dev)
{
int n_chan, i;
@@ -1720,20 +1730,20 @@ void v_APCI3120_InterruptDma(int irq, void *d)
return;
}
- samplesinbuf = samplesinbuf >> 1; // number of received samples
+ samplesinbuf = samplesinbuf >> 1; /* number of received samples */
if (devpriv->b_DmaDoubleBuffer) {
- // switch DMA buffers if is used double buffering
+ /* switch DMA buffers if is used double buffering */
next_dma_buf = 1 - devpriv->ui_DmaActualBuffer;
ui_Tmp = AGCSTS_TC_ENABLE | AGCSTS_RESET_A2P_FIFO;
outl(ui_Tmp, devpriv->i_IobaseAddon + AMCC_OP_REG_AGCSTS);
- // changed since 16 bit interface for add on
+ /* changed since 16 bit interface for add on */
outw(APCI3120_ADD_ON_AGCSTS_LOW, devpriv->i_IobaseAddon + 0);
outw(APCI3120_ENABLE_TRANSFER_ADD_ON_LOW,
devpriv->i_IobaseAddon + 2);
outw(APCI3120_ADD_ON_AGCSTS_HIGH, devpriv->i_IobaseAddon + 0);
- outw(APCI3120_ENABLE_TRANSFER_ADD_ON_HIGH, devpriv->i_IobaseAddon + 2); // 0x1000 is out putted in windows driver
+ outw(APCI3120_ENABLE_TRANSFER_ADD_ON_HIGH, devpriv->i_IobaseAddon + 2); /* 0x1000 is out putted in windows driver */
var = devpriv->ul_DmaBufferHw[next_dma_buf];
low_word = var & 0xffff;
@@ -1761,54 +1771,18 @@ void v_APCI3120_InterruptDma(int irq, void *d)
outw(APCI3120_ADD_ON_MWTC_HIGH, devpriv->i_IobaseAddon + 0);
outw(high_word, devpriv->i_IobaseAddon + 2);
- // To configure A2P FIFO
- // ENABLE A2P FIFO WRITE AND ENABLE AMWEN
- // AMWEN_ENABLE | A2P_FIFO_WRITE_ENABLE (0x01|0x02)=0x03
+/*
+ * To configure A2P FIFO
+ * ENABLE A2P FIFO WRITE AND ENABLE AMWEN
+ * AMWEN_ENABLE | A2P_FIFO_WRITE_ENABLE (0x01|0x02)=0x03
+ */
outw(3, devpriv->i_IobaseAddon + 4);
- //initialise end of dma interrupt AINT_WRITE_COMPL = ENABLE_WRITE_TC_INT(ADDI)
+ /* initialise end of dma interrupt AINT_WRITE_COMPL = ENABLE_WRITE_TC_INT(ADDI) */
outl((APCI3120_FIFO_ADVANCE_ON_BYTE_2 |
APCI3120_ENABLE_WRITE_TC_INT),
devpriv->i_IobaseAmcc + AMCC_OP_REG_INTCSR);
}
-/*UPDATE-0.7.57->0.7.68
- ptr=(short *)devpriv->ul_DmaBufferVirtual[devpriv->ui_DmaActualBuffer];
-
-
- // if there is not enough space left in the buffer to copy all data contained in the DMABufferVirtual
- if(s->async->buf_int_ptr+samplesinbuf*sizeof(short)>=devpriv->ui_AiDataLength)
- {
- m=(devpriv->ui_AiDataLength-s->async->buf_int_ptr)/sizeof(short);
- v_APCI3120_InterruptDmaMoveBlock16bit(dev,s,(void *)ptr,((void *)(devpriv->AiData))+s->async->buf_int_ptr,m);
- s->async->buf_int_count+=m*sizeof(short);
- ptr+=m*sizeof(short);
- samplesinbuf-=m;
- s->async->buf_int_ptr=0;
- comedi_eobuf(dev,s);
- }
-
- if (samplesinbuf)
- {
- v_APCI3120_InterruptDmaMoveBlock16bit(dev,s,(void *)ptr,((void *)(devpriv->AiData))+s->async->buf_int_ptr,samplesinbuf);
-
- s->async->buf_int_count+=samplesinbuf*sizeof(short);
- s->async->buf_int_ptr+=samplesinbuf*sizeof(short);
- if (!(devpriv->ui_AiFlags & TRIG_WAKE_EOS))
- {
- comedi_bufcheck(dev,s);
- }
- }
- if (!devpriv->b_AiContinuous)
- if ( devpriv->ui_AiActualScan>=devpriv->ui_AiNbrofScans )
- {
- // all data sampled
- i_APCI3120_StopCyclicAcquisition(dev,s);
- devpriv->b_AiCyclicAcquisition=APCI3120_DISABLE;
- //DPRINTK("\n Single DMA completed..\n");
- comedi_done(dev,s);
- return;
- }
-*/
if (samplesinbuf) {
v_APCI3120_InterruptDmaMoveBlock16bit(dev, s,
devpriv->ul_DmaBufferVirtual[devpriv->
@@ -1821,7 +1795,7 @@ void v_APCI3120_InterruptDma(int irq, void *d)
}
if (!devpriv->b_AiContinuous)
if (devpriv->ui_AiActualScan >= devpriv->ui_AiNbrofScans) {
- // all data sampled
+ /* all data sampled */
i_APCI3120_StopCyclicAcquisition(dev, s);
devpriv->b_AiCyclicAcquisition = APCI3120_DISABLE;
s->async->events |= COMEDI_CB_EOA;
@@ -1829,22 +1803,26 @@ void v_APCI3120_InterruptDma(int irq, void *d)
return;
}
- if (devpriv->b_DmaDoubleBuffer) { // switch dma buffers
+ if (devpriv->b_DmaDoubleBuffer) { /* switch dma buffers */
devpriv->ui_DmaActualBuffer = 1 - devpriv->ui_DmaActualBuffer;
} else {
- // restart DMA if is not used double buffering
- //ADDED REINITIALISE THE DMA
+/*
+ * restart DMA if is not used double buffering
+ * ADDED REINITIALISE THE DMA
+ */
ui_Tmp = AGCSTS_TC_ENABLE | AGCSTS_RESET_A2P_FIFO;
outl(ui_Tmp, devpriv->i_IobaseAddon + AMCC_OP_REG_AGCSTS);
- // changed since 16 bit interface for add on
+ /* changed since 16 bit interface for add on */
outw(APCI3120_ADD_ON_AGCSTS_LOW, devpriv->i_IobaseAddon + 0);
outw(APCI3120_ENABLE_TRANSFER_ADD_ON_LOW,
devpriv->i_IobaseAddon + 2);
outw(APCI3120_ADD_ON_AGCSTS_HIGH, devpriv->i_IobaseAddon + 0);
- outw(APCI3120_ENABLE_TRANSFER_ADD_ON_HIGH, devpriv->i_IobaseAddon + 2); //
- // A2P FIFO MANAGEMENT
- // A2P fifo reset & transfer control enable
+ outw(APCI3120_ENABLE_TRANSFER_ADD_ON_HIGH, devpriv->i_IobaseAddon + 2); /* */
+/*
+ * A2P FIFO MANAGEMENT
+ * A2P fifo reset & transfer control enable
+ */
outl(APCI3120_A2P_FIFO_MANAGEMENT,
devpriv->i_IobaseAmcc + AMCC_OP_REG_MCSR);
@@ -1858,7 +1836,7 @@ void v_APCI3120_InterruptDma(int irq, void *d)
outw(high_word, devpriv->i_IobaseAddon + 2);
var = devpriv->ui_DmaBufferUsesize[0];
- low_word = var & 0xffff; //changed
+ low_word = var & 0xffff; /* changed */
var = devpriv->ui_DmaBufferUsesize[0];
high_word = var / 65536;
outw(APCI3120_ADD_ON_MWTC_LOW, devpriv->i_IobaseAddon + 0);
@@ -1866,11 +1844,13 @@ void v_APCI3120_InterruptDma(int irq, void *d)
outw(APCI3120_ADD_ON_MWTC_HIGH, devpriv->i_IobaseAddon + 0);
outw(high_word, devpriv->i_IobaseAddon + 2);
- // To configure A2P FIFO
- //ENABLE A2P FIFO WRITE AND ENABLE AMWEN
- // AMWEN_ENABLE | A2P_FIFO_WRITE_ENABLE (0x01|0x02)=0x03
+/*
+ * To configure A2P FIFO
+ * ENABLE A2P FIFO WRITE AND ENABLE AMWEN
+ * AMWEN_ENABLE | A2P_FIFO_WRITE_ENABLE (0x01|0x02)=0x03
+ */
outw(3, devpriv->i_IobaseAddon + 4);
- //initialise end of dma interrupt AINT_WRITE_COMPL = ENABLE_WRITE_TC_INT(ADDI)
+ /* initialise end of dma interrupt AINT_WRITE_COMPL = ENABLE_WRITE_TC_INT(ADDI) */
outl((APCI3120_FIFO_ADVANCE_ON_BYTE_2 |
APCI3120_ENABLE_WRITE_TC_INT),
devpriv->i_IobaseAmcc + AMCC_OP_REG_INTCSR);
@@ -1897,35 +1877,6 @@ void v_APCI3120_InterruptDma(int irq, void *d)
+----------------------------------------------------------------------------+
*/
-/*void v_APCI3120_InterruptDmaMoveBlock16bit(struct comedi_device *dev,struct comedi_subdevice *s,short *dma,short *data,int n)
-{
- int i,j,m;
-
- j=s->async->cur_chan;
- m=devpriv->ui_AiActualScanPosition;
- for(i=0;i<n;i++)
- {
- *data=*dma;
- data++; dma++;
- j++;
- if(j>=devpriv->ui_AiNbrofChannels)
- {
- m+=j;
- j=0;
- if(m>=devpriv->ui_AiScanLength)
- {
- m=0;
- devpriv->ui_AiActualScan++;
- if (devpriv->ui_AiFlags & TRIG_WAKE_EOS)
-;//UPDATE-0.7.57->0.7.68 comedi_eos(dev,s);
- }
- }
- }
- devpriv->ui_AiActualScanPosition=m;
- s->async->cur_chan=j;
-
-}
-*/
void v_APCI3120_InterruptDmaMoveBlock16bit(struct comedi_device * dev,
struct comedi_subdevice * s, short * dma_buffer, unsigned int num_samples)
{
@@ -1979,60 +1930,66 @@ int i_APCI3120_InsnConfigTimer(struct comedi_device * dev, struct comedi_subdevi
if (!data[1])
comedi_error(dev, "config:No timer constant !");
- devpriv->b_Timer2Interrupt = (unsigned char) data[2]; // save info whether to enable or disable interrupt
+ devpriv->b_Timer2Interrupt = (unsigned char) data[2]; /* save info whether to enable or disable interrupt */
- ui_Timervalue2 = data[1] / 1000; // convert nano seconds to u seconds
+ ui_Timervalue2 = data[1] / 1000; /* convert nano seconds to u seconds */
- //this_board->i_hwdrv_InsnConfigTimer(dev, ui_Timervalue2,(unsigned char)data[0]);
+ /* this_board->i_hwdrv_InsnConfigTimer(dev, ui_Timervalue2,(unsigned char)data[0]); */
us_TmpValue = (unsigned short) inw(devpriv->iobase + APCI3120_RD_STATUS);
- //EL250804: Testing if board APCI3120 have the new Quartz or if it is an APCI3001
- // and calculate the time value to set in the timer
+/*
+ * EL250804: Testing if board APCI3120 have the new Quartz or if it
+ * is an APCI3001 and calculate the time value to set in the timer
+ */
if ((us_TmpValue & 0x00B0) == 0x00B0
|| !strcmp(this_board->pc_DriverName, "apci3001")) {
- //Calculate the time value to set in the timer
+ /* Calculate the time value to set in the timer */
ui_Timervalue2 = ui_Timervalue2 / 50;
} else {
- //Calculate the time value to set in the timer
+ /* Calculate the time value to set in the timer */
ui_Timervalue2 = ui_Timervalue2 / 70;
}
- //Reset gate 2 of Timer 2 to disable it (Set Bit D14 to 0)
+ /* Reset gate 2 of Timer 2 to disable it (Set Bit D14 to 0) */
devpriv->us_OutputRegister =
devpriv->us_OutputRegister & APCI3120_DISABLE_TIMER2;
outw(devpriv->us_OutputRegister, devpriv->iobase + APCI3120_WR_ADDRESS);
- // Disable TIMER Interrupt
+ /* Disable TIMER Interrupt */
devpriv->b_ModeSelectRegister =
devpriv->
b_ModeSelectRegister & APCI3120_DISABLE_TIMER_INT & 0xEF;
- // Disable Eoc and Eos Interrupts
+ /* Disable Eoc and Eos Interrupts */
devpriv->b_ModeSelectRegister =
devpriv->
b_ModeSelectRegister & APCI3120_DISABLE_EOC_INT &
APCI3120_DISABLE_EOS_INT;
outb(devpriv->b_ModeSelectRegister,
devpriv->iobase + APCI3120_WRITE_MODE_SELECT);
- if (data[0] == APCI3120_TIMER) //initialize timer
+ if (data[0] == APCI3120_TIMER) /* initialize timer */
{
+ /* devpriv->b_ModeSelectRegister=devpriv->b_ModeSelectRegister |
+ * APCI3120_ENABLE_TIMER_INT; */
- //devpriv->b_ModeSelectRegister=devpriv->b_ModeSelectRegister| APCI3120_ENABLE_TIMER_INT ;
- //outb(devpriv->b_ModeSelectRegister,devpriv->iobase+APCI3120_WRITE_MODE_SELECT);
+ /* outb(devpriv->b_ModeSelectRegister,devpriv->iobase+APCI3120_WRITE_MODE_SELECT); */
- //Set the Timer 2 in mode 2(Timer)
+ /* Set the Timer 2 in mode 2(Timer) */
devpriv->b_TimerSelectMode =
(devpriv->
b_TimerSelectMode & 0x0F) | APCI3120_TIMER_2_MODE_2;
outb(devpriv->b_TimerSelectMode,
devpriv->iobase + APCI3120_TIMER_CRT1);
- //Configure the timer 2 for writing the LOW unsigned short of timer is Delay value
- //You must make a b_tmp variable with DigitalOutPutRegister because at Address_1+APCI3120_TIMER_CRT0
- //you can set the digital output and configure the timer 2,and if you don't make this, digital output
- //are erase (Set to 0)
-
- //Writing LOW unsigned short
+/*
+ * Configure the timer 2 for writing the LOW unsigned short of timer
+ * is Delay value You must make a b_tmp variable with
+ * DigitalOutPutRegister because at Address_1+APCI3120_TIMER_CRT0
+ * you can set the digital output and configure the timer 2,and if
+ * you don't make this, digital output are erase (Set to 0)
+ */
+
+ /* Writing LOW unsigned short */
b_Tmp = ((devpriv->
b_DigitalOutputRegister) & 0xF0) |
APCI3120_SELECT_TIMER_2_LOW_WORD;
@@ -2040,20 +1997,20 @@ int i_APCI3120_InsnConfigTimer(struct comedi_device * dev, struct comedi_subdevi
outw(LOWORD(ui_Timervalue2),
devpriv->iobase + APCI3120_TIMER_VALUE);
- //Writing HIGH unsigned short
+ /* Writing HIGH unsigned short */
b_Tmp = ((devpriv->
b_DigitalOutputRegister) & 0xF0) |
APCI3120_SELECT_TIMER_2_HIGH_WORD;
outb(b_Tmp, devpriv->iobase + APCI3120_TIMER_CRT0);
outw(HIWORD(ui_Timervalue2),
devpriv->iobase + APCI3120_TIMER_VALUE);
- // timer2 in Timer mode enabled
+ /* timer2 in Timer mode enabled */
devpriv->b_Timer2Mode = APCI3120_TIMER;
- } else // Initialize Watch dog
+ } else /* Initialize Watch dog */
{
- //Set the Timer 2 in mode 5(Watchdog)
+ /* Set the Timer 2 in mode 5(Watchdog) */
devpriv->b_TimerSelectMode =
(devpriv->
@@ -2061,12 +2018,15 @@ int i_APCI3120_InsnConfigTimer(struct comedi_device * dev, struct comedi_subdevi
outb(devpriv->b_TimerSelectMode,
devpriv->iobase + APCI3120_TIMER_CRT1);
- //Configure the timer 2 for writing the LOW unsigned short of timer is Delay value
- //You must make a b_tmp variable with DigitalOutPutRegister because at Address_1+APCI3120_TIMER_CRT0
- //you can set the digital output and configure the timer 2,and if you don't make this, digital output
- //are erase (Set to 0)
-
- //Writing LOW unsigned short
+/*
+ * Configure the timer 2 for writing the LOW unsigned short of timer
+ * is Delay value You must make a b_tmp variable with
+ * DigitalOutPutRegister because at Address_1+APCI3120_TIMER_CRT0
+ * you can set the digital output and configure the timer 2,and if
+ * you don't make this, digital output are erase (Set to 0)
+ */
+
+ /* Writing LOW unsigned short */
b_Tmp = ((devpriv->
b_DigitalOutputRegister) & 0xF0) |
APCI3120_SELECT_TIMER_2_LOW_WORD;
@@ -2074,7 +2034,7 @@ int i_APCI3120_InsnConfigTimer(struct comedi_device * dev, struct comedi_subdevi
outw(LOWORD(ui_Timervalue2),
devpriv->iobase + APCI3120_TIMER_VALUE);
- //Writing HIGH unsigned short
+ /* Writing HIGH unsigned short */
b_Tmp = ((devpriv->
b_DigitalOutputRegister) & 0xF0) |
APCI3120_SELECT_TIMER_2_HIGH_WORD;
@@ -2082,7 +2042,7 @@ int i_APCI3120_InsnConfigTimer(struct comedi_device * dev, struct comedi_subdevi
outw(HIWORD(ui_Timervalue2),
devpriv->iobase + APCI3120_TIMER_VALUE);
- //watchdog enabled
+ /* watchdog enabled */
devpriv->b_Timer2Mode = APCI3120_WATCHDOG;
}
@@ -2133,7 +2093,7 @@ int i_APCI3120_InsnWriteTimer(struct comedi_device * dev, struct comedi_subdevic
return -EINVAL;
}
- if (data[0] == 2) // write new value
+ if (data[0] == 2) /* write new value */
{
if (devpriv->b_Timer2Mode != APCI3120_TIMER) {
comedi_error(dev,
@@ -2147,35 +2107,35 @@ int i_APCI3120_InsnWriteTimer(struct comedi_device * dev, struct comedi_subdevic
ui_Timervalue2 = 0;
}
- //this_board->i_hwdrv_InsnWriteTimer(dev,data[0],ui_Timervalue2);
+ /* this_board->i_hwdrv_InsnWriteTimer(dev,data[0],ui_Timervalue2); */
switch (data[0]) {
case APCI3120_START:
- // Reset FC_TIMER BIT
+ /* Reset FC_TIMER BIT */
inb(devpriv->iobase + APCI3120_TIMER_STATUS_REGISTER);
- if (devpriv->b_Timer2Mode == APCI3120_TIMER) //start timer
+ if (devpriv->b_Timer2Mode == APCI3120_TIMER) /* start timer */
{
- //Enable Timer
+ /* Enable Timer */
devpriv->b_ModeSelectRegister =
devpriv->b_ModeSelectRegister & 0x0B;
- } else //start watch dog
+ } else /* start watch dog */
{
- //Enable WatchDog
+ /* Enable WatchDog */
devpriv->b_ModeSelectRegister =
(devpriv->
b_ModeSelectRegister & 0x0B) |
APCI3120_ENABLE_WATCHDOG;
}
- //enable disable interrupt
+ /* enable disable interrupt */
if ((devpriv->b_Timer2Interrupt) == APCI3120_ENABLE) {
devpriv->b_ModeSelectRegister =
devpriv->
b_ModeSelectRegister |
APCI3120_ENABLE_TIMER_INT;
- // save the task structure to pass info to user
+ /* save the task structure to pass info to user */
devpriv->tsk_Current = current;
} else {
@@ -2187,9 +2147,9 @@ int i_APCI3120_InsnWriteTimer(struct comedi_device * dev, struct comedi_subdevic
outb(devpriv->b_ModeSelectRegister,
devpriv->iobase + APCI3120_WRITE_MODE_SELECT);
- if (devpriv->b_Timer2Mode == APCI3120_TIMER) //start timer
+ if (devpriv->b_Timer2Mode == APCI3120_TIMER) /* start timer */
{
- //For Timer mode is Gate2 must be activated **timer started
+ /* For Timer mode is Gate2 must be activated **timer started */
devpriv->us_OutputRegister =
devpriv->
us_OutputRegister | APCI3120_ENABLE_TIMER2;
@@ -2201,62 +2161,64 @@ int i_APCI3120_InsnWriteTimer(struct comedi_device * dev, struct comedi_subdevic
case APCI3120_STOP:
if (devpriv->b_Timer2Mode == APCI3120_TIMER) {
- //Disable timer
+ /* Disable timer */
devpriv->b_ModeSelectRegister =
devpriv->
b_ModeSelectRegister &
APCI3120_DISABLE_TIMER_COUNTER;
} else {
- //Disable WatchDog
+ /* Disable WatchDog */
devpriv->b_ModeSelectRegister =
devpriv->
b_ModeSelectRegister &
APCI3120_DISABLE_WATCHDOG;
}
- // Disable timer interrupt
+ /* Disable timer interrupt */
devpriv->b_ModeSelectRegister =
devpriv->
b_ModeSelectRegister & APCI3120_DISABLE_TIMER_INT;
- // Write above states to register
+ /* Write above states to register */
outb(devpriv->b_ModeSelectRegister,
devpriv->iobase + APCI3120_WRITE_MODE_SELECT);
- // Reset Gate 2
+ /* Reset Gate 2 */
devpriv->us_OutputRegister =
devpriv->us_OutputRegister & APCI3120_DISABLE_TIMER_INT;
outw(devpriv->us_OutputRegister,
devpriv->iobase + APCI3120_WR_ADDRESS);
- // Reset FC_TIMER BIT
+ /* Reset FC_TIMER BIT */
inb(devpriv->iobase + APCI3120_TIMER_STATUS_REGISTER);
- // Disable timer
- //devpriv->b_Timer2Mode=APCI3120_DISABLE;
+ /* Disable timer */
+ /* devpriv->b_Timer2Mode=APCI3120_DISABLE; */
break;
- case 2: //write new value to Timer
+ case 2: /* write new value to Timer */
if (devpriv->b_Timer2Mode != APCI3120_TIMER) {
comedi_error(dev,
"write :timer2 not configured in TIMER MODE");
return -EINVAL;
}
- // ui_Timervalue2=data[1]; // passed as argument
+ /* ui_Timervalue2=data[1]; // passed as argument */
us_TmpValue =
(unsigned short) inw(devpriv->iobase + APCI3120_RD_STATUS);
- //EL250804: Testing if board APCI3120 have the new Quartz or if it is an APCI3001
- // and calculate the time value to set in the timer
+/*
+ * EL250804: Testing if board APCI3120 have the new Quartz or if it
+ * is an APCI3001 and calculate the time value to set in the timer
+ */
if ((us_TmpValue & 0x00B0) == 0x00B0
|| !strcmp(this_board->pc_DriverName, "apci3001")) {
- //Calculate the time value to set in the timer
+ /* Calculate the time value to set in the timer */
ui_Timervalue2 = ui_Timervalue2 / 50;
} else {
- //Calculate the time value to set in the timer
+ /* Calculate the time value to set in the timer */
ui_Timervalue2 = ui_Timervalue2 / 70;
}
- //Writing LOW unsigned short
+ /* Writing LOW unsigned short */
b_Tmp = ((devpriv->
b_DigitalOutputRegister) & 0xF0) |
APCI3120_SELECT_TIMER_2_LOW_WORD;
@@ -2265,7 +2227,7 @@ int i_APCI3120_InsnWriteTimer(struct comedi_device * dev, struct comedi_subdevic
outw(LOWORD(ui_Timervalue2),
devpriv->iobase + APCI3120_TIMER_VALUE);
- //Writing HIGH unsigned short
+ /* Writing HIGH unsigned short */
b_Tmp = ((devpriv->
b_DigitalOutputRegister) & 0xF0) |
APCI3120_SELECT_TIMER_2_HIGH_WORD;
@@ -2276,7 +2238,7 @@ int i_APCI3120_InsnWriteTimer(struct comedi_device * dev, struct comedi_subdevic
break;
default:
- return -EINVAL; // Not a valid input
+ return -EINVAL; /* Not a valid input */
}
return insn->n;
@@ -2316,10 +2278,10 @@ int i_APCI3120_InsnReadTimer(struct comedi_device * dev, struct comedi_subdevice
comedi_error(dev, "\nread:timer2 not configured ");
}
- //this_board->i_hwdrv_InsnReadTimer(dev,data);
+ /* this_board->i_hwdrv_InsnReadTimer(dev,data); */
if (devpriv->b_Timer2Mode == APCI3120_TIMER) {
- //Read the LOW unsigned short of Timer 2 register
+ /* Read the LOW unsigned short of Timer 2 register */
b_Tmp = ((devpriv->
b_DigitalOutputRegister) & 0xF0) |
APCI3120_SELECT_TIMER_2_LOW_WORD;
@@ -2327,7 +2289,7 @@ int i_APCI3120_InsnReadTimer(struct comedi_device * dev, struct comedi_subdevice
us_TmpValue = inw(devpriv->iobase + APCI3120_TIMER_VALUE);
- //Read the HIGH unsigned short of Timer 2 register
+ /* Read the HIGH unsigned short of Timer 2 register */
b_Tmp = ((devpriv->
b_DigitalOutputRegister) & 0xF0) |
APCI3120_SELECT_TIMER_2_HIGH_WORD;
@@ -2335,20 +2297,20 @@ int i_APCI3120_InsnReadTimer(struct comedi_device * dev, struct comedi_subdevice
us_TmpValue_2 = inw(devpriv->iobase + APCI3120_TIMER_VALUE);
- // combining both words
+ /* combining both words */
data[0] = (unsigned int) ((us_TmpValue) | ((us_TmpValue_2) << 16));
- } else // Read watch dog status
+ } else /* Read watch dog status */
{
us_StatusValue = inw(devpriv->iobase + APCI3120_RD_STATUS);
us_StatusValue =
((us_StatusValue & APCI3120_FC_TIMER) >> 12) & 1;
if (us_StatusValue == 1) {
- // RESET FC_TIMER BIT
+ /* RESET FC_TIMER BIT */
inb(devpriv->iobase + APCI3120_TIMER_STATUS_REGISTER);
}
- data[0] = us_StatusValue; // when data[0] = 1 then the watch dog has rundown
+ data[0] = us_StatusValue; /* when data[0] = 1 then the watch dog has rundown */
}
return insn->n;
}
@@ -2386,19 +2348,21 @@ int i_APCI3120_InsnReadDigitalInput(struct comedi_device *dev,
{
unsigned int ui_Chan, ui_TmpValue;
- ui_Chan = CR_CHAN(insn->chanspec); // channel specified
+ ui_Chan = CR_CHAN(insn->chanspec); /* channel specified */
- //this_board->i_hwdrv_InsnReadDigitalInput(dev,ui_Chan,data);
+ /* this_board->i_hwdrv_InsnReadDigitalInput(dev,ui_Chan,data); */
if (ui_Chan >= 0 && ui_Chan <= 3) {
ui_TmpValue = (unsigned int) inw(devpriv->iobase + APCI3120_RD_STATUS);
- // since only 1 channel reqd to bring it to last bit it is rotated
- // 8 +(chan - 1) times then ANDed with 1 for last bit.
+/*
+ * since only 1 channel reqd to bring it to last bit it is rotated 8
+ * +(chan - 1) times then ANDed with 1 for last bit.
+ */
*data = (ui_TmpValue >> (ui_Chan + 8)) & 1;
- //return 0;
+ /* return 0; */
} else {
- // comedi_error(dev," chan spec wrong");
- return -EINVAL; // "sorry channel spec wrong "
+ /* comedi_error(dev," chan spec wrong"); */
+ return -EINVAL; /* "sorry channel spec wrong " */
}
return insn->n;
@@ -2434,7 +2398,7 @@ int i_APCI3120_InsnBitsDigitalInput(struct comedi_device * dev, struct comedi_su
*****/
*data = (ui_TmpValue >> 8) & 0xf;
- //this_board->i_hwdrv_InsnBitsDigitalInput(dev,data);
+ /* this_board->i_hwdrv_InsnBitsDigitalInput(dev,data); */
return insn->n;
}
@@ -2481,7 +2445,7 @@ int i_APCI3120_InsnConfigDigitalOutput(struct comedi_device * dev,
if (!devpriv->b_OutputMemoryStatus) {
ui_Temp = 0;
- } //if(!devpriv->b_OutputMemoryStatus )
+ } /* if(!devpriv->b_OutputMemoryStatus ) */
return insn->n;
}
@@ -2530,7 +2494,7 @@ int i_APCI3120_InsnBitsDigitalOutput(struct comedi_device * dev,
default:
printk("\nThe parameter passed is in error \n");
return -EINVAL;
- } // switch(data[1])
+ } /* switch(data[1]) */
outb(data[0], devpriv->iobase + APCI3120_DIGITAL_OUTPUT);
devpriv->b_DigitalOutputRegister = data[0] & 0xF0;
@@ -2569,7 +2533,7 @@ int i_APCI3120_InsnWriteDigitalOutput(struct comedi_device *dev,
unsigned int ui_Temp1;
- unsigned int ui_NoOfChannel = CR_CHAN(insn->chanspec); // get the channel
+ unsigned int ui_NoOfChannel = CR_CHAN(insn->chanspec); /* get the channel */
if ((data[0] != 0) && (data[0] != 1)) {
comedi_error(dev,
@@ -2586,7 +2550,7 @@ int i_APCI3120_InsnWriteDigitalOutput(struct comedi_device *dev,
switch (data[1]) {
case 1:
data[0] = (data[0] << ui_NoOfChannel);
-//ES05 data[0]=(data[0]<<4)|ui_Temp;
+/* ES05 data[0]=(data[0]<<4)|ui_Temp; */
data[0] = (data[0] << 4) | devpriv->b_DigitalOutputRegister;
break;
@@ -2595,22 +2559,22 @@ int i_APCI3120_InsnWriteDigitalOutput(struct comedi_device *dev,
ui_Temp1 = 1;
ui_Temp1 = ui_Temp1 << ui_NoOfChannel;
ui_Temp1 = ui_Temp1 << 4;
-//ES05 ui_Temp=ui_Temp|ui_Temp1;
+/* ES05 ui_Temp=ui_Temp|ui_Temp1; */
devpriv->b_DigitalOutputRegister =
devpriv->b_DigitalOutputRegister | ui_Temp1;
data[0] = (data[0] << ui_NoOfChannel) ^ 0xf;
data[0] = data[0] << 4;
-//ES05 data[0]=data[0]& ui_Temp;
+/* ES05 data[0]=data[0]& ui_Temp; */
data[0] = data[0] & devpriv->b_DigitalOutputRegister;
break;
default:
printk("\nThe parameter passed is in error \n");
return -EINVAL;
- } // switch(data[1])
+ } /* switch(data[1]) */
outb(data[0], devpriv->iobase + APCI3120_DIGITAL_OUTPUT);
-//ES05 ui_Temp=data[0] & 0xf0;
+/* ES05 ui_Temp=data[0] & 0xf0; */
devpriv->b_DigitalOutputRegister = data[0] & 0xf0;
return (insn->n);
@@ -2652,8 +2616,8 @@ int i_APCI3120_InsnWriteAnalogOutput(struct comedi_device *dev,
ui_Range = CR_RANGE(insn->chanspec);
ui_Channel = CR_CHAN(insn->chanspec);
- //this_board->i_hwdrv_InsnWriteAnalogOutput(dev, ui_Range, ui_Channel,data[0]);
- if (ui_Range) // if 1 then unipolar
+ /* this_board->i_hwdrv_InsnWriteAnalogOutput(dev, ui_Range, ui_Channel,data[0]); */
+ if (ui_Range) /* if 1 then unipolar */
{
if (data[0] != 0)
@@ -2665,7 +2629,7 @@ int i_APCI3120_InsnWriteAnalogOutput(struct comedi_device *dev,
((((ui_Channel & 0x03) << 14) & 0xC000) | (1 <<
13) | 8192);
- } else // if 0 then bipolar
+ } else /* if 0 then bipolar */
{
data[0] =
((((ui_Channel & 0x03) << 14) & 0xC000) | (0 << 13) |
@@ -2673,9 +2637,11 @@ int i_APCI3120_InsnWriteAnalogOutput(struct comedi_device *dev,
}
- //out put n values at the given channel.
- // rt_printk("\nwaiting for DA_READY BIT");
- do //Waiting of DA_READY BIT
+/*
+ * out put n values at the given channel. rt_printk("\nwaiting for
+ * DA_READY BIT");
+ */
+ do /* Waiting of DA_READY BIT */
{
us_TmpValue =
((unsigned short) inw(devpriv->iobase +
@@ -2683,13 +2649,17 @@ int i_APCI3120_InsnWriteAnalogOutput(struct comedi_device *dev,
} while (us_TmpValue != 0x0001);
if (ui_Channel <= 3)
- // for channel 0-3 out at the register 1 (wrDac1-8)
- // data[i] typecasted to ushort since word write is to be done
+/*
+ * for channel 0-3 out at the register 1 (wrDac1-8) data[i]
+ * typecasted to ushort since word write is to be done
+ */
outw((unsigned short) data[0],
devpriv->iobase + APCI3120_ANALOG_OUTPUT_1);
else
- // for channel 4-7 out at the register 2 (wrDac5-8)
- //data[i] typecasted to ushort since word write is to be done
+/*
+ * for channel 4-7 out at the register 2 (wrDac5-8) data[i]
+ * typecasted to ushort since word write is to be done
+ */
outw((unsigned short) data[0],
devpriv->iobase + APCI3120_ANALOG_OUTPUT_2);