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path: root/drivers/staging/comedi/drivers/s526.c
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Diffstat (limited to 'drivers/staging/comedi/drivers/s526.c')
-rw-r--r--drivers/staging/comedi/drivers/s526.c386
1 files changed, 193 insertions, 193 deletions
diff --git a/drivers/staging/comedi/drivers/s526.c b/drivers/staging/comedi/drivers/s526.c
index a7b6f711afca..d9509d7a3283 100644
--- a/drivers/staging/comedi/drivers/s526.c
+++ b/drivers/staging/comedi/drivers/s526.c
@@ -169,14 +169,14 @@ struct s526_board {
static const struct s526_board s526_boards[] = {
{
- name: "s526",
- gpct_chans:4,
- gpct_bits:24,
- ad_chans:8,
- ad_bits: 16,
- da_chans:4,
- da_bits: 16,
- have_dio:1,
+ .name = "s526",
+ .gpct_chans = 4,
+ .gpct_bits = 24,
+ .ad_chans = 8,
+ .ad_bits = 16,
+ .da_chans = 4,
+ .da_bits = 16,
+ .have_dio = 1,
}
};
@@ -217,13 +217,13 @@ struct s526_private {
* the board, and also about the kernel module that contains
* the device code.
*/
-static int s526_attach(struct comedi_device * dev, struct comedi_devconfig * it);
-static int s526_detach(struct comedi_device * dev);
+static int s526_attach(struct comedi_device *dev, struct comedi_devconfig *it);
+static int s526_detach(struct comedi_device *dev);
static struct comedi_driver driver_s526 = {
- driver_name:"s526",
- module:THIS_MODULE,
- attach:s526_attach,
- detach:s526_detach,
+ .driver_name = "s526",
+ .module = THIS_MODULE,
+ .attach = s526_attach,
+ .detach = s526_detach,
/* It is not necessary to implement the following members if you are
* writing a driver for a ISA PnP or PCI card */
/* Most drivers will support multiple types of boards by
@@ -242,29 +242,29 @@ static struct comedi_driver driver_s526 = {
* the type of board in software. ISA PnP, PCI, and PCMCIA
* devices are such boards.
*/
- board_name:&s526_boards[0].name,
- offset:sizeof(struct s526_board),
- num_names:sizeof(s526_boards) / sizeof(struct s526_board),
+ .board_name = &s526_boards[0].name,
+ .offset = sizeof(struct s526_board),
+ .num_names = ARRAY_SIZE(s526_boards),
};
-static int s526_gpct_rinsn(struct comedi_device * dev, struct comedi_subdevice * s,
- struct comedi_insn * insn, unsigned int * data);
-static int s526_gpct_insn_config(struct comedi_device * dev, struct comedi_subdevice * s,
- struct comedi_insn * insn, unsigned int * data);
-static int s526_gpct_winsn(struct comedi_device * dev, struct comedi_subdevice * s,
- struct comedi_insn * insn, unsigned int * data);
-static int s526_ai_insn_config(struct comedi_device * dev, struct comedi_subdevice * s,
- struct comedi_insn * insn, unsigned int * data);
-static int s526_ai_rinsn(struct comedi_device * dev, struct comedi_subdevice * s,
- struct comedi_insn * insn, unsigned int * data);
-static int s526_ao_winsn(struct comedi_device * dev, struct comedi_subdevice * s,
- struct comedi_insn * insn, unsigned int * data);
-static int s526_ao_rinsn(struct comedi_device * dev, struct comedi_subdevice * s,
- struct comedi_insn * insn, unsigned int * data);
-static int s526_dio_insn_bits(struct comedi_device * dev, struct comedi_subdevice * s,
- struct comedi_insn * insn, unsigned int * data);
-static int s526_dio_insn_config(struct comedi_device * dev, struct comedi_subdevice * s,
- struct comedi_insn * insn, unsigned int * data);
+static int s526_gpct_rinsn(struct comedi_device *dev, struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data);
+static int s526_gpct_insn_config(struct comedi_device *dev, struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data);
+static int s526_gpct_winsn(struct comedi_device *dev, struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data);
+static int s526_ai_insn_config(struct comedi_device *dev, struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data);
+static int s526_ai_rinsn(struct comedi_device *dev, struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data);
+static int s526_ao_winsn(struct comedi_device *dev, struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data);
+static int s526_ao_rinsn(struct comedi_device *dev, struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data);
+static int s526_dio_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data);
+static int s526_dio_insn_config(struct comedi_device *dev, struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data);
/*
* Attach is called by the Comedi core to configure the driver
@@ -272,13 +272,13 @@ static int s526_dio_insn_config(struct comedi_device * dev, struct comedi_subdev
* in the driver structure, dev->board_ptr contains that
* address.
*/
-static int s526_attach(struct comedi_device * dev, struct comedi_devconfig * it)
+static int s526_attach(struct comedi_device *dev, struct comedi_devconfig *it)
{
struct comedi_subdevice *s;
int iobase;
int i, n;
-// short value;
-// int subdev_channel = 0;
+/* short value; */
+/* int subdev_channel = 0; */
printk("comedi%d: s526: ", dev->minor);
@@ -334,12 +334,12 @@ static int s526_attach(struct comedi_device * dev, struct comedi_devconfig * it)
/* Command are not implemented yet, however they are necessary to
allocate the necessary memory for the comedi_async struct (used
to trigger the GPCT in case of pulsegenerator function */
- //s->do_cmd = s526_gpct_cmd;
- //s->do_cmdtest = s526_gpct_cmdtest;
- //s->cancel = s526_gpct_cancel;
+ /* s->do_cmd = s526_gpct_cmd; */
+ /* s->do_cmdtest = s526_gpct_cmdtest; */
+ /* s->cancel = s526_gpct_cancel; */
s = dev->subdevices + 1;
- //dev->read_subdev=s;
+ /* dev->read_subdev=s; */
/* analog input subdevice */
s->type = COMEDI_SUBD_AI;
/* we support differential */
@@ -383,18 +383,18 @@ static int s526_attach(struct comedi_device * dev, struct comedi_devconfig * it)
return 1;
#if 0
- // Example of Counter Application
- //One-shot (software trigger)
- cmReg.reg.coutSource = 0; // out RCAP
- cmReg.reg.coutPolarity = 1; // Polarity inverted
- cmReg.reg.autoLoadResetRcap = 1; // Auto load 0:disabled, 1:enabled
- cmReg.reg.hwCtEnableSource = 3; // NOT RCAP
- cmReg.reg.ctEnableCtrl = 2; // Hardware
- cmReg.reg.clockSource = 2; // Internal
- cmReg.reg.countDir = 1; // Down
- cmReg.reg.countDirCtrl = 1; // Software
- cmReg.reg.outputRegLatchCtrl = 0; // latch on read
- cmReg.reg.preloadRegSel = 0; // PR0
+ /* Example of Counter Application */
+ /* One-shot (software trigger) */
+ cmReg.reg.coutSource = 0; /* out RCAP */
+ cmReg.reg.coutPolarity = 1; /* Polarity inverted */
+ cmReg.reg.autoLoadResetRcap = 1; /* Auto load 0:disabled, 1:enabled */
+ cmReg.reg.hwCtEnableSource = 3; /* NOT RCAP */
+ cmReg.reg.ctEnableCtrl = 2; /* Hardware */
+ cmReg.reg.clockSource = 2; /* Internal */
+ cmReg.reg.countDir = 1; /* Down */
+ cmReg.reg.countDirCtrl = 1; /* Software */
+ cmReg.reg.outputRegLatchCtrl = 0; /* latch on read */
+ cmReg.reg.preloadRegSel = 0; /* PR0 */
cmReg.reg.reserved = 0;
outw(cmReg.value, ADDR_CHAN_REG(REG_C0M, subdev_channel));
@@ -402,24 +402,24 @@ static int s526_attach(struct comedi_device * dev, struct comedi_devconfig * it)
outw(0x0001, ADDR_CHAN_REG(REG_C0H, subdev_channel));
outw(0x3C68, ADDR_CHAN_REG(REG_C0L, subdev_channel));
- outw(0x8000, ADDR_CHAN_REG(REG_C0C, subdev_channel)); // Reset the counter
- outw(0x4000, ADDR_CHAN_REG(REG_C0C, subdev_channel)); // Load the counter from PR0
+ outw(0x8000, ADDR_CHAN_REG(REG_C0C, subdev_channel)); /* Reset the counter */
+ outw(0x4000, ADDR_CHAN_REG(REG_C0C, subdev_channel)); /* Load the counter from PR0 */
- outw(0x0008, ADDR_CHAN_REG(REG_C0C, subdev_channel)); // Reset RCAP (fires one-shot)
+ outw(0x0008, ADDR_CHAN_REG(REG_C0C, subdev_channel)); /* Reset RCAP (fires one-shot) */
#else
- // Set Counter Mode Register
- cmReg.reg.coutSource = 0; // out RCAP
- cmReg.reg.coutPolarity = 0; // Polarity inverted
- cmReg.reg.autoLoadResetRcap = 0; // Auto load disabled
- cmReg.reg.hwCtEnableSource = 2; // NOT RCAP
- cmReg.reg.ctEnableCtrl = 1; // 1: Software, >1 : Hardware
- cmReg.reg.clockSource = 3; // x4
- cmReg.reg.countDir = 0; // up
- cmReg.reg.countDirCtrl = 0; // quadrature
- cmReg.reg.outputRegLatchCtrl = 0; // latch on read
- cmReg.reg.preloadRegSel = 0; // PR0
+ /* Set Counter Mode Register */
+ cmReg.reg.coutSource = 0; /* out RCAP */
+ cmReg.reg.coutPolarity = 0; /* Polarity inverted */
+ cmReg.reg.autoLoadResetRcap = 0; /* Auto load disabled */
+ cmReg.reg.hwCtEnableSource = 2; /* NOT RCAP */
+ cmReg.reg.ctEnableCtrl = 1; /* 1: Software, >1 : Hardware */
+ cmReg.reg.clockSource = 3; /* x4 */
+ cmReg.reg.countDir = 0; /* up */
+ cmReg.reg.countDirCtrl = 0; /* quadrature */
+ cmReg.reg.outputRegLatchCtrl = 0; /* latch on read */
+ cmReg.reg.preloadRegSel = 0; /* PR0 */
cmReg.reg.reserved = 0;
n = 0;
@@ -429,21 +429,21 @@ static int s526_attach(struct comedi_device * dev, struct comedi_devconfig * it)
udelay(1000);
printk("Read back mode reg=0x%04x\n", inw(ADDR_CHAN_REG(REG_C0M, n)));
- // Load the pre-laod register high word
-// value = (short) (0x55);
-// outw(value, ADDR_CHAN_REG(REG_C0H, n));
+ /* Load the pre-laod register high word */
+/* value = (short) (0x55); */
+/* outw(value, ADDR_CHAN_REG(REG_C0H, n)); */
- // Load the pre-laod register low word
-// value = (short)(0xaa55);
-// outw(value, ADDR_CHAN_REG(REG_C0L, n));
+ /* Load the pre-laod register low word */
+/* value = (short)(0xaa55); */
+/* outw(value, ADDR_CHAN_REG(REG_C0L, n)); */
- // Write the Counter Control Register
-// outw(value, ADDR_CHAN_REG(REG_C0C, 0));
+ /* Write the Counter Control Register */
+/* outw(value, ADDR_CHAN_REG(REG_C0C, 0)); */
- // Reset the counter if it is software preload
+ /* Reset the counter if it is software preload */
if (cmReg.reg.autoLoadResetRcap == 0) {
- outw(0x8000, ADDR_CHAN_REG(REG_C0C, n)); // Reset the counter
- outw(0x4000, ADDR_CHAN_REG(REG_C0C, n)); // Load the counter from PR0
+ outw(0x8000, ADDR_CHAN_REG(REG_C0C, n)); /* Reset the counter */
+ outw(0x4000, ADDR_CHAN_REG(REG_C0C, n)); /* Load the counter from PR0 */
}
outw(cmReg.value, ADDR_CHAN_REG(REG_C0M, n));
@@ -468,7 +468,7 @@ static int s526_attach(struct comedi_device * dev, struct comedi_devconfig * it)
* allocated by _attach(). dev->private and dev->subdevices are
* deallocated automatically by the core.
*/
-static int s526_detach(struct comedi_device * dev)
+static int s526_detach(struct comedi_device *dev)
{
printk("comedi%d: s526: remove\n", dev->minor);
@@ -478,47 +478,47 @@ static int s526_detach(struct comedi_device * dev)
return 0;
}
-static int s526_gpct_rinsn(struct comedi_device * dev, struct comedi_subdevice * s,
- struct comedi_insn * insn, unsigned int * data)
+static int s526_gpct_rinsn(struct comedi_device *dev, struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data)
{
- int i; // counts the Data
+ int i; /* counts the Data */
int counter_channel = CR_CHAN(insn->chanspec);
unsigned short datalow;
unsigned short datahigh;
- // Check if (n > 0)
+ /* Check if (n > 0) */
if (insn->n <= 0) {
printk("s526: INSN_READ: n should be > 0\n");
return -EINVAL;
}
- // Read the low word first
+ /* Read the low word first */
for (i = 0; i < insn->n; i++) {
datalow = inw(ADDR_CHAN_REG(REG_C0L, counter_channel));
datahigh = inw(ADDR_CHAN_REG(REG_C0H, counter_channel));
data[i] = (int)(datahigh & 0x00FF);
data[i] = (data[i] << 16) | (datalow & 0xFFFF);
-// printk("s526 GPCT[%d]: %x(0x%04x, 0x%04x)\n", counter_channel, data[i], datahigh, datalow);
+/* printk("s526 GPCT[%d]: %x(0x%04x, 0x%04x)\n", counter_channel, data[i], datahigh, datalow); */
}
return i;
}
-static int s526_gpct_insn_config(struct comedi_device * dev, struct comedi_subdevice * s,
- struct comedi_insn * insn, unsigned int * data)
+static int s526_gpct_insn_config(struct comedi_device *dev, struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data)
{
- int subdev_channel = CR_CHAN(insn->chanspec); // Unpack chanspec
+ int subdev_channel = CR_CHAN(insn->chanspec); /* Unpack chanspec */
int i;
short value;
-// printk("s526: GPCT_INSN_CONFIG: Configuring Channel %d\n", subdev_channel);
+/* printk("s526: GPCT_INSN_CONFIG: Configuring Channel %d\n", subdev_channel); */
for (i = 0; i < MAX_GPCT_CONFIG_DATA; i++) {
devpriv->s526_gpct_config[subdev_channel].data[i] =
insn->data[i];
-// printk("data[%d]=%x\n", i, insn->data[i]);
+/* printk("data[%d]=%x\n", i, insn->data[i]); */
}
- // Check what type of Counter the user requested, data[0] contains
- // the Application type
+ /* Check what type of Counter the user requested, data[0] contains */
+ /* the Application type */
switch (insn->data[0]) {
case INSN_CONFIG_GPCT_QUADRATURE_ENCODER:
/*
@@ -531,19 +531,19 @@ static int s526_gpct_insn_config(struct comedi_device * dev, struct comedi_subde
devpriv->s526_gpct_config[subdev_channel].app =
PositionMeasurement;
-/*
- // Example of Counter Application
- //One-shot (software trigger)
- cmReg.reg.coutSource = 0; // out RCAP
- cmReg.reg.coutPolarity = 1; // Polarity inverted
- cmReg.reg.autoLoadResetRcap = 0; // Auto load disabled
- cmReg.reg.hwCtEnableSource = 3; // NOT RCAP
- cmReg.reg.ctEnableCtrl = 2; // Hardware
- cmReg.reg.clockSource = 2; // Internal
- cmReg.reg.countDir = 1; // Down
- cmReg.reg.countDirCtrl = 1; // Software
- cmReg.reg.outputRegLatchCtrl = 0; // latch on read
- cmReg.reg.preloadRegSel = 0; // PR0
+#if 0
+ /* Example of Counter Application */
+ /* One-shot (software trigger) */
+ cmReg.reg.coutSource = 0; /* out RCAP */
+ cmReg.reg.coutPolarity = 1; /* Polarity inverted */
+ cmReg.reg.autoLoadResetRcap = 0; /* Auto load disabled */
+ cmReg.reg.hwCtEnableSource = 3; /* NOT RCAP */
+ cmReg.reg.ctEnableCtrl = 2; /* Hardware */
+ cmReg.reg.clockSource = 2; /* Internal */
+ cmReg.reg.countDir = 1; /* Down */
+ cmReg.reg.countDirCtrl = 1; /* Software */
+ cmReg.reg.outputRegLatchCtrl = 0; /* latch on read */
+ cmReg.reg.preloadRegSel = 0; /* PR0 */
cmReg.reg.reserved = 0;
outw(cmReg.value, ADDR_CHAN_REG(REG_C0M, subdev_channel));
@@ -551,40 +551,40 @@ static int s526_gpct_insn_config(struct comedi_device * dev, struct comedi_subde
outw(0x0001, ADDR_CHAN_REG(REG_C0H, subdev_channel));
outw(0x3C68, ADDR_CHAN_REG(REG_C0L, subdev_channel));
- outw(0x8000, ADDR_CHAN_REG(REG_C0C, subdev_channel)); // Reset the counter
- outw(0x4000, ADDR_CHAN_REG(REG_C0C, subdev_channel)); // Load the counter from PR0
+ outw(0x8000, ADDR_CHAN_REG(REG_C0C, subdev_channel)); /* Reset the counter */
+ outw(0x4000, ADDR_CHAN_REG(REG_C0C, subdev_channel)); /* Load the counter from PR0 */
- outw(0x0008, ADDR_CHAN_REG(REG_C0C, subdev_channel)); // Reset RCAP (fires one-shot)
+ outw(0x0008, ADDR_CHAN_REG(REG_C0C, subdev_channel)); /* Reset RCAP (fires one-shot) */
-*/
+#endif
#if 1
- // Set Counter Mode Register
- cmReg.reg.coutSource = 0; // out RCAP
- cmReg.reg.coutPolarity = 0; // Polarity inverted
- cmReg.reg.autoLoadResetRcap = 0; // Auto load disabled
- cmReg.reg.hwCtEnableSource = 2; // NOT RCAP
- cmReg.reg.ctEnableCtrl = 1; // 1: Software, >1 : Hardware
- cmReg.reg.clockSource = 3; // x4
- cmReg.reg.countDir = 0; // up
- cmReg.reg.countDirCtrl = 0; // quadrature
- cmReg.reg.outputRegLatchCtrl = 0; // latch on read
- cmReg.reg.preloadRegSel = 0; // PR0
+ /* Set Counter Mode Register */
+ cmReg.reg.coutSource = 0; /* out RCAP */
+ cmReg.reg.coutPolarity = 0; /* Polarity inverted */
+ cmReg.reg.autoLoadResetRcap = 0; /* Auto load disabled */
+ cmReg.reg.hwCtEnableSource = 2; /* NOT RCAP */
+ cmReg.reg.ctEnableCtrl = 1; /* 1: Software, >1 : Hardware */
+ cmReg.reg.clockSource = 3; /* x4 */
+ cmReg.reg.countDir = 0; /* up */
+ cmReg.reg.countDirCtrl = 0; /* quadrature */
+ cmReg.reg.outputRegLatchCtrl = 0; /* latch on read */
+ cmReg.reg.preloadRegSel = 0; /* PR0 */
cmReg.reg.reserved = 0;
- // Set Counter Mode Register
-// printk("s526: Counter Mode register=%x\n", cmReg.value);
+ /* Set Counter Mode Register */
+/* printk("s526: Counter Mode register=%x\n", cmReg.value); */
outw(cmReg.value, ADDR_CHAN_REG(REG_C0M, subdev_channel));
- // Reset the counter if it is software preload
+ /* Reset the counter if it is software preload */
if (cmReg.reg.autoLoadResetRcap == 0) {
- outw(0x8000, ADDR_CHAN_REG(REG_C0C, subdev_channel)); // Reset the counter
-// outw(0x4000, ADDR_CHAN_REG(REG_C0C, subdev_channel)); // Load the counter from PR0
+ outw(0x8000, ADDR_CHAN_REG(REG_C0C, subdev_channel)); /* Reset the counter */
+/* outw(0x4000, ADDR_CHAN_REG(REG_C0C, subdev_channel)); Load the counter from PR0 */
}
#else
- cmReg.reg.countDirCtrl = 0; // 0 quadrature, 1 software control
+ cmReg.reg.countDirCtrl = 0; /* 0 quadrature, 1 software control */
- // data[1] contains GPCT_X1, GPCT_X2 or GPCT_X4
+ /* data[1] contains GPCT_X1, GPCT_X2 or GPCT_X4 */
if (insn->data[1] == GPCT_X2) {
cmReg.reg.clockSource = 1;
} else if (insn->data[1] == GPCT_X4) {
@@ -593,37 +593,37 @@ static int s526_gpct_insn_config(struct comedi_device * dev, struct comedi_subde
cmReg.reg.clockSource = 0;
}
- // When to take into account the indexpulse:
+ /* When to take into account the indexpulse: */
if (insn->data[2] == GPCT_IndexPhaseLowLow) {
} else if (insn->data[2] == GPCT_IndexPhaseLowHigh) {
} else if (insn->data[2] == GPCT_IndexPhaseHighLow) {
} else if (insn->data[2] == GPCT_IndexPhaseHighHigh) {
}
- // Take into account the index pulse?
+ /* Take into account the index pulse? */
if (insn->data[3] == GPCT_RESET_COUNTER_ON_INDEX)
- cmReg.reg.autoLoadResetRcap = 4; // Auto load with INDEX^
+ cmReg.reg.autoLoadResetRcap = 4; /* Auto load with INDEX^ */
- // Set Counter Mode Register
+ /* Set Counter Mode Register */
cmReg.value = (short) (insn->data[1] & 0xFFFF);
outw(cmReg.value, ADDR_CHAN_REG(REG_C0M, subdev_channel));
- // Load the pre-laod register high word
+ /* Load the pre-laod register high word */
value = (short) ((insn->data[2] >> 16) & 0xFFFF);
outw(value, ADDR_CHAN_REG(REG_C0H, subdev_channel));
- // Load the pre-laod register low word
+ /* Load the pre-laod register low word */
value = (short) (insn->data[2] & 0xFFFF);
outw(value, ADDR_CHAN_REG(REG_C0L, subdev_channel));
- // Write the Counter Control Register
+ /* Write the Counter Control Register */
if (insn->data[3] != 0) {
value = (short) (insn->data[3] & 0xFFFF);
outw(value, ADDR_CHAN_REG(REG_C0C, subdev_channel));
}
- // Reset the counter if it is software preload
+ /* Reset the counter if it is software preload */
if (cmReg.reg.autoLoadResetRcap == 0) {
- outw(0x8000, ADDR_CHAN_REG(REG_C0C, subdev_channel)); // Reset the counter
- outw(0x4000, ADDR_CHAN_REG(REG_C0C, subdev_channel)); // Load the counter from PR0
+ outw(0x8000, ADDR_CHAN_REG(REG_C0C, subdev_channel)); /* Reset the counter */
+ outw(0x4000, ADDR_CHAN_REG(REG_C0C, subdev_channel)); /* Load the counter from PR0 */
}
#endif
break;
@@ -640,33 +640,33 @@ static int s526_gpct_insn_config(struct comedi_device * dev, struct comedi_subde
devpriv->s526_gpct_config[subdev_channel].app =
SinglePulseGeneration;
- // Set Counter Mode Register
+ /* Set Counter Mode Register */
cmReg.value = (short) (insn->data[1] & 0xFFFF);
- cmReg.reg.preloadRegSel = 0; // PR0
+ cmReg.reg.preloadRegSel = 0; /* PR0 */
outw(cmReg.value, ADDR_CHAN_REG(REG_C0M, subdev_channel));
- // Load the pre-laod register 0 high word
+ /* Load the pre-laod register 0 high word */
value = (short) ((insn->data[2] >> 16) & 0xFFFF);
outw(value, ADDR_CHAN_REG(REG_C0H, subdev_channel));
- // Load the pre-laod register 0 low word
+ /* Load the pre-laod register 0 low word */
value = (short) (insn->data[2] & 0xFFFF);
outw(value, ADDR_CHAN_REG(REG_C0L, subdev_channel));
- // Set Counter Mode Register
+ /* Set Counter Mode Register */
cmReg.value = (short) (insn->data[1] & 0xFFFF);
- cmReg.reg.preloadRegSel = 1; // PR1
+ cmReg.reg.preloadRegSel = 1; /* PR1 */
outw(cmReg.value, ADDR_CHAN_REG(REG_C0M, subdev_channel));
- // Load the pre-laod register 1 high word
+ /* Load the pre-laod register 1 high word */
value = (short) ((insn->data[3] >> 16) & 0xFFFF);
outw(value, ADDR_CHAN_REG(REG_C0H, subdev_channel));
- // Load the pre-laod register 1 low word
+ /* Load the pre-laod register 1 low word */
value = (short) (insn->data[3] & 0xFFFF);
outw(value, ADDR_CHAN_REG(REG_C0L, subdev_channel));
- // Write the Counter Control Register
+ /* Write the Counter Control Register */
if (insn->data[3] != 0) {
value = (short) (insn->data[3] & 0xFFFF);
outw(value, ADDR_CHAN_REG(REG_C0C, subdev_channel));
@@ -685,33 +685,33 @@ static int s526_gpct_insn_config(struct comedi_device * dev, struct comedi_subde
devpriv->s526_gpct_config[subdev_channel].app =
PulseTrainGeneration;
- // Set Counter Mode Register
+ /* Set Counter Mode Register */
cmReg.value = (short) (insn->data[1] & 0xFFFF);
- cmReg.reg.preloadRegSel = 0; // PR0
+ cmReg.reg.preloadRegSel = 0; /* PR0 */
outw(cmReg.value, ADDR_CHAN_REG(REG_C0M, subdev_channel));
- // Load the pre-laod register 0 high word
+ /* Load the pre-laod register 0 high word */
value = (short) ((insn->data[2] >> 16) & 0xFFFF);
outw(value, ADDR_CHAN_REG(REG_C0H, subdev_channel));
- // Load the pre-laod register 0 low word
+ /* Load the pre-laod register 0 low word */
value = (short) (insn->data[2] & 0xFFFF);
outw(value, ADDR_CHAN_REG(REG_C0L, subdev_channel));
- // Set Counter Mode Register
+ /* Set Counter Mode Register */
cmReg.value = (short) (insn->data[1] & 0xFFFF);
- cmReg.reg.preloadRegSel = 1; // PR1
+ cmReg.reg.preloadRegSel = 1; /* PR1 */
outw(cmReg.value, ADDR_CHAN_REG(REG_C0M, subdev_channel));
- // Load the pre-laod register 1 high word
+ /* Load the pre-laod register 1 high word */
value = (short) ((insn->data[3] >> 16) & 0xFFFF);
outw(value, ADDR_CHAN_REG(REG_C0H, subdev_channel));
- // Load the pre-laod register 1 low word
+ /* Load the pre-laod register 1 low word */
value = (short) (insn->data[3] & 0xFFFF);
outw(value, ADDR_CHAN_REG(REG_C0L, subdev_channel));
- // Write the Counter Control Register
+ /* Write the Counter Control Register */
if (insn->data[3] != 0) {
value = (short) (insn->data[3] & 0xFFFF);
outw(value, ADDR_CHAN_REG(REG_C0C, subdev_channel));
@@ -727,16 +727,16 @@ static int s526_gpct_insn_config(struct comedi_device * dev, struct comedi_subde
return insn->n;
}
-static int s526_gpct_winsn(struct comedi_device * dev, struct comedi_subdevice * s,
- struct comedi_insn * insn, unsigned int * data)
+static int s526_gpct_winsn(struct comedi_device *dev, struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data)
{
- int subdev_channel = CR_CHAN(insn->chanspec); // Unpack chanspec
+ int subdev_channel = CR_CHAN(insn->chanspec); /* Unpack chanspec */
short value;
printk("s526: GPCT_INSN_WRITE on channel %d\n", subdev_channel);
cmReg.value = inw(ADDR_CHAN_REG(REG_C0M, subdev_channel));
printk("s526: Counter Mode Register: %x\n", cmReg.value);
- // Check what Application of Counter this channel is configured for
+ /* Check what Application of Counter this channel is configured for */
switch (devpriv->s526_gpct_config[subdev_channel].app) {
case PositionMeasurement:
printk("S526: INSN_WRITE: PM\n");
@@ -776,18 +776,18 @@ static int s526_gpct_winsn(struct comedi_device * dev, struct comedi_subdevice *
value = (short) (*data & 0xFFFF);
outw(value, ADDR_CHAN_REG(REG_C0L, subdev_channel));
break;
- default: // Impossible
+ default: /* Impossible */
printk("s526: INSN_WRITE: Functionality %d not implemented yet\n", devpriv->s526_gpct_config[subdev_channel].app);
return -EINVAL;
break;
}
- // return the number of samples written
+ /* return the number of samples written */
return insn->n;
}
#define ISR_ADC_DONE 0x4
-static int s526_ai_insn_config(struct comedi_device * dev, struct comedi_subdevice * s,
- struct comedi_insn * insn, unsigned int * data)
+static int s526_ai_insn_config(struct comedi_device *dev, struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data)
{
int result = -EINVAL;
@@ -803,14 +803,14 @@ static int s526_ai_insn_config(struct comedi_device * dev, struct comedi_subdevi
* enable channels here. The channel should be enabled in the
* INSN_READ handler. */
- // Enable ADC interrupt
+ /* Enable ADC interrupt */
outw(ISR_ADC_DONE, ADDR_REG(REG_IER));
-// printk("s526: ADC current value: 0x%04x\n", inw(ADDR_REG(REG_ADC)));
+/* printk("s526: ADC current value: 0x%04x\n", inw(ADDR_REG(REG_ADC))); */
devpriv->s526_ai_config = (data[0] & 0x3FF) << 5;
if (data[1] > 0)
- devpriv->s526_ai_config |= 0x8000; //set the delay
+ devpriv->s526_ai_config |= 0x8000; /* set the delay */
- devpriv->s526_ai_config |= 0x0001; // ADC start bit.
+ devpriv->s526_ai_config |= 0x0001; /* ADC start bit. */
return result;
}
@@ -819,8 +819,8 @@ static int s526_ai_insn_config(struct comedi_device * dev, struct comedi_subdevi
* "instructions" read/write data in "one-shot" or "software-triggered"
* mode.
*/
-static int s526_ai_rinsn(struct comedi_device * dev, struct comedi_subdevice * s,
- struct comedi_insn * insn, unsigned int * data)
+static int s526_ai_rinsn(struct comedi_device *dev, struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data)
{
int n, i;
int chan = CR_CHAN(insn->chanspec);
@@ -837,8 +837,8 @@ static int s526_ai_rinsn(struct comedi_device * dev, struct comedi_subdevice * s
for (n = 0; n < insn->n; n++) {
/* trigger conversion */
outw(value, ADDR_REG(REG_ADC));
-// printk("s526: Wrote 0x%04x to ADC\n", value);
-// printk("s526: ADC reg=0x%04x\n", inw(ADDR_REG(REG_ADC)));
+/* printk("s526: Wrote 0x%04x to ADC\n", value); */
+/* printk("s526: ADC reg=0x%04x\n", inw(ADDR_REG(REG_ADC))); */
#define TIMEOUT 100
/* wait for conversion to end */
@@ -850,16 +850,16 @@ static int s526_ai_rinsn(struct comedi_device * dev, struct comedi_subdevice * s
}
}
if (i == TIMEOUT) {
- /* rt_printk() should be used instead of printk()
+ /* printk() should be used instead of printk()
* whenever the code can be called from real-time. */
- rt_printk("s526: ADC(0x%04x) timeout\n",
+ printk("s526: ADC(0x%04x) timeout\n",
inw(ADDR_REG(REG_ISR)));
return -ETIMEDOUT;
}
/* read data */
d = inw(ADDR_REG(REG_ADD));
-// printk("AI[%d]=0x%04x\n", n, (unsigned short)(d & 0xFFFF));
+/* printk("AI[%d]=0x%04x\n", n, (unsigned short)(d & 0xFFFF)); */
/* munge data */
data[n] = d ^ 0x8000;
@@ -869,27 +869,27 @@ static int s526_ai_rinsn(struct comedi_device * dev, struct comedi_subdevice * s
return n;
}
-static int s526_ao_winsn(struct comedi_device * dev, struct comedi_subdevice * s,
- struct comedi_insn * insn, unsigned int * data)
+static int s526_ao_winsn(struct comedi_device *dev, struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data)
{
int i;
int chan = CR_CHAN(insn->chanspec);
unsigned short val;
-// printk("s526_ao_winsn\n");
+/* printk("s526_ao_winsn\n"); */
val = chan << 1;
-// outw(val, dev->iobase + REG_DAC);
+/* outw(val, dev->iobase + REG_DAC); */
outw(val, ADDR_REG(REG_DAC));
/* Writing a list of values to an AO channel is probably not
* very useful, but that's how the interface is defined. */
for (i = 0; i < insn->n; i++) {
/* a typical programming sequence */
-// outw(data[i], dev->iobase + REG_ADD); // write the data to preload register
- outw(data[i], ADDR_REG(REG_ADD)); // write the data to preload register
+/* outw(data[i], dev->iobase + REG_ADD); write the data to preload register */
+ outw(data[i], ADDR_REG(REG_ADD)); /* write the data to preload register */
devpriv->ao_readback[chan] = data[i];
-// outw(val + 1, dev->iobase + REG_DAC); // starts the D/A conversion.
- outw(val + 1, ADDR_REG(REG_DAC)); // starts the D/A conversion.
+/* outw(val + 1, dev->iobase + REG_DAC); starts the D/A conversion. */
+ outw(val + 1, ADDR_REG(REG_DAC)); /* starts the D/A conversion. */
}
/* return the number of samples read/written */
@@ -898,8 +898,8 @@ static int s526_ao_winsn(struct comedi_device * dev, struct comedi_subdevice * s
/* AO subdevices should have a read insn as well as a write insn.
* Usually this means copying a value stored in devpriv. */
-static int s526_ao_rinsn(struct comedi_device * dev, struct comedi_subdevice * s,
- struct comedi_insn * insn, unsigned int * data)
+static int s526_ao_rinsn(struct comedi_device *dev, struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data)
{
int i;
int chan = CR_CHAN(insn->chanspec);
@@ -915,8 +915,8 @@ static int s526_ao_rinsn(struct comedi_device * dev, struct comedi_subdevice * s
* useful to applications if you implement the insn_bits interface.
* This allows packed reading/writing of the DIO channels. The
* comedi core can convert between insn_bits and insn_read/write */
-static int s526_dio_insn_bits(struct comedi_device * dev, struct comedi_subdevice * s,
- struct comedi_insn * insn, unsigned int * data)
+static int s526_dio_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data)
{
if (insn->n != 2)
return -EINVAL;
@@ -932,16 +932,16 @@ static int s526_dio_insn_bits(struct comedi_device * dev, struct comedi_subdevic
/* on return, data[1] contains the value of the digital
* input and output lines. */
- data[1] = inw(ADDR_REG(REG_DIO)) & 0xFF; // low 8 bits are the data
+ data[1] = inw(ADDR_REG(REG_DIO)) & 0xFF; /* low 8 bits are the data */
/* or we could just return the software copy of the output values if
* it was a purely digital output subdevice */
- //data[1]=s->state;
+ /* data[1]=s->state; */
return 2;
}
-static int s526_dio_insn_config(struct comedi_device * dev, struct comedi_subdevice * s,
- struct comedi_insn * insn, unsigned int * data)
+static int s526_dio_insn_config(struct comedi_device *dev, struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data)
{
int chan = CR_CHAN(insn->chanspec);
short value;
@@ -959,10 +959,10 @@ static int s526_dio_insn_config(struct comedi_device * dev, struct comedi_subdev
* value COMEDI_INPUT or COMEDI_OUTPUT. */
if (data[0] == COMEDI_OUTPUT) {
- value |= 1 << (chan + 10); // bit 10/11 set the group 1/2's mode
+ value |= 1 << (chan + 10); /* bit 10/11 set the group 1/2's mode */
s->io_bits |= (0xF << chan);
} else {
- value &= ~(1 << (chan + 10)); // 1 is output, 0 is input.
+ value &= ~(1 << (chan + 10)); /* 1 is output, 0 is input. */
s->io_bits &= ~(0xF << chan);
}
outw(value, ADDR_REG(REG_DIO));
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-01 13:40:11 +0000