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path: root/drivers/staging/comedi/drivers/dmm32at.c
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Diffstat (limited to 'drivers/staging/comedi/drivers/dmm32at.c')
-rw-r--r--drivers/staging/comedi/drivers/dmm32at.c144
1 files changed, 81 insertions, 63 deletions
diff --git a/drivers/staging/comedi/drivers/dmm32at.c b/drivers/staging/comedi/drivers/dmm32at.c
index 573cbe72b20b..aeec1ee9ad6b 100644
--- a/drivers/staging/comedi/drivers/dmm32at.c
+++ b/drivers/staging/comedi/drivers/dmm32at.c
@@ -168,11 +168,11 @@ Configuration Options:
static const struct comedi_lrange dmm32at_airanges = {
4,
{
- UNI_RANGE(10),
- UNI_RANGE(5),
- BIP_RANGE(10),
- BIP_RANGE(5),
- }
+ UNI_RANGE(10),
+ UNI_RANGE(5),
+ BIP_RANGE(10),
+ BIP_RANGE(5),
+ }
};
/* register values for above ranges */
@@ -189,11 +189,11 @@ static const unsigned char dmm32at_rangebits[] = {
static const struct comedi_lrange dmm32at_aoranges = {
4,
{
- UNI_RANGE(10),
- UNI_RANGE(5),
- BIP_RANGE(10),
- BIP_RANGE(5),
- }
+ UNI_RANGE(10),
+ UNI_RANGE(5),
+ BIP_RANGE(10),
+ BIP_RANGE(5),
+ }
};
/*
@@ -214,16 +214,16 @@ struct dmm32at_board {
};
static const struct dmm32at_board dmm32at_boards[] = {
{
- .name = "dmm32at",
- .ai_chans = 32,
- .ai_bits = 16,
- .ai_ranges = &dmm32at_airanges,
- .ao_chans = 4,
- .ao_bits = 12,
- .ao_ranges = &dmm32at_aoranges,
- .have_dio = 1,
- .dio_chans = 24,
- },
+ .name = "dmm32at",
+ .ai_chans = 32,
+ .ai_bits = 16,
+ .ai_ranges = &dmm32at_airanges,
+ .ao_chans = 4,
+ .ao_bits = 12,
+ .ao_ranges = &dmm32at_aoranges,
+ .have_dio = 1,
+ .dio_chans = 24,
+ },
};
/*
@@ -259,7 +259,8 @@ struct dmm32at_private {
* the board, and also about the kernel module that contains
* the device code.
*/
-static int dmm32at_attach(struct comedi_device *dev, struct comedi_devconfig *it);
+static int dmm32at_attach(struct comedi_device *dev,
+ struct comedi_devconfig *it);
static int dmm32at_detach(struct comedi_device *dev);
static struct comedi_driver driver_dmm32at = {
.driver_name = "dmm32at",
@@ -290,20 +291,29 @@ static struct comedi_driver driver_dmm32at = {
};
/* prototypes for driver functions below */
-static int dmm32at_ai_rinsn(struct comedi_device *dev, struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data);
-static int dmm32at_ao_winsn(struct comedi_device *dev, struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data);
-static int dmm32at_ao_rinsn(struct comedi_device *dev, struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data);
-static int dmm32at_dio_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data);
-static int dmm32at_dio_insn_config(struct comedi_device *dev, struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data);
-static int dmm32at_ai_cmdtest(struct comedi_device *dev, struct comedi_subdevice *s,
- struct comedi_cmd *cmd);
-static int dmm32at_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s);
-static int dmm32at_ai_cancel(struct comedi_device *dev, struct comedi_subdevice *s);
+static int dmm32at_ai_rinsn(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data);
+static int dmm32at_ao_winsn(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data);
+static int dmm32at_ao_rinsn(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data);
+static int dmm32at_dio_insn_bits(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data);
+static int dmm32at_dio_insn_config(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_insn *insn,
+ unsigned int *data);
+static int dmm32at_ai_cmdtest(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_cmd *cmd);
+static int dmm32at_ai_cmd(struct comedi_device *dev,
+ struct comedi_subdevice *s);
+static int dmm32at_ai_cancel(struct comedi_device *dev,
+ struct comedi_subdevice *s);
static int dmm32at_ns_to_timer(unsigned int *ns, int round);
static irqreturn_t dmm32at_isr(int irq, void *d);
void dmm32at_setaitimer(struct comedi_device *dev, unsigned int nansec);
@@ -314,7 +324,8 @@ void dmm32at_setaitimer(struct comedi_device *dev, unsigned int nansec);
* in the driver structure, dev->board_ptr contains that
* address.
*/
-static int dmm32at_attach(struct comedi_device *dev, struct comedi_devconfig *it)
+static int dmm32at_attach(struct comedi_device *dev,
+ struct comedi_devconfig *it)
{
int ret;
struct comedi_subdevice *s;
@@ -369,12 +380,12 @@ static int dmm32at_attach(struct comedi_device *dev, struct comedi_devconfig *it
airback = dmm_inb(dev, DMM32AT_AIRBACK);
printk("dmm32at: lo=0x%02x hi=0x%02x fifostat=0x%02x\n",
- ailo, aihi, fifostat);
+ ailo, aihi, fifostat);
printk("dmm32at: aistat=0x%02x intstat=0x%02x airback=0x%02x\n",
- aistat, intstat, airback);
+ aistat, intstat, airback);
if ((ailo != 0x00) || (aihi != 0x1f) || (fifostat != 0x80) ||
- (aistat != 0x60 || (intstat != 0x00) || airback != 0x0c)) {
+ (aistat != 0x60 || (intstat != 0x00) || airback != 0x0c)) {
printk("dmmat32: board detection failed\n");
return -EIO;
}
@@ -450,7 +461,7 @@ static int dmm32at_attach(struct comedi_device *dev, struct comedi_devconfig *it
dmm_outb(dev, DMM32AT_CNTRL, DMM32AT_DIOACC);
/* set the DIO's to the defualt input setting */
devpriv->dio_config = DMM32AT_DIRA | DMM32AT_DIRB |
- DMM32AT_DIRCL | DMM32AT_DIRCH | DMM32AT_DIENABLE;
+ DMM32AT_DIRCL | DMM32AT_DIRCH | DMM32AT_DIENABLE;
dmm_outb(dev, DMM32AT_DIOCONF, devpriv->dio_config);
/* set up the subdevice */
@@ -497,8 +508,9 @@ static int dmm32at_detach(struct comedi_device *dev)
* mode.
*/
-static int dmm32at_ai_rinsn(struct comedi_device *dev, struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data)
+static int dmm32at_ai_rinsn(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data)
{
int n, i;
unsigned int d;
@@ -568,8 +580,9 @@ static int dmm32at_ai_rinsn(struct comedi_device *dev, struct comedi_subdevice *
return n;
}
-static int dmm32at_ai_cmdtest(struct comedi_device *dev, struct comedi_subdevice *s,
- struct comedi_cmd *cmd)
+static int dmm32at_ai_cmdtest(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_cmd *cmd)
{
int err = 0;
int tmp;
@@ -618,7 +631,7 @@ static int dmm32at_ai_cmdtest(struct comedi_device *dev, struct comedi_subdevice
/* note that mutual compatiblity is not an issue here */
if (cmd->scan_begin_src != TRIG_TIMER &&
- cmd->scan_begin_src != TRIG_EXT)
+ cmd->scan_begin_src != TRIG_EXT)
err++;
if (cmd->convert_src != TRIG_TIMER && cmd->convert_src != TRIG_EXT)
err++;
@@ -703,21 +716,21 @@ static int dmm32at_ai_cmdtest(struct comedi_device *dev, struct comedi_subdevice
if (cmd->scan_begin_src == TRIG_TIMER) {
tmp = cmd->scan_begin_arg;
dmm32at_ns_to_timer(&cmd->scan_begin_arg,
- cmd->flags & TRIG_ROUND_MASK);
+ cmd->flags & TRIG_ROUND_MASK);
if (tmp != cmd->scan_begin_arg)
err++;
}
if (cmd->convert_src == TRIG_TIMER) {
tmp = cmd->convert_arg;
dmm32at_ns_to_timer(&cmd->convert_arg,
- cmd->flags & TRIG_ROUND_MASK);
+ cmd->flags & TRIG_ROUND_MASK);
if (tmp != cmd->convert_arg)
err++;
if (cmd->scan_begin_src == TRIG_TIMER &&
- cmd->scan_begin_arg <
- cmd->convert_arg * cmd->scan_end_arg) {
+ cmd->scan_begin_arg <
+ cmd->convert_arg * cmd->scan_end_arg) {
cmd->scan_begin_arg =
- cmd->convert_arg * cmd->scan_end_arg;
+ cmd->convert_arg * cmd->scan_end_arg;
err++;
}
}
@@ -733,14 +746,14 @@ static int dmm32at_ai_cmdtest(struct comedi_device *dev, struct comedi_subdevice
start_chan = CR_CHAN(cmd->chanlist[0]);
for (i = 1; i < cmd->chanlist_len; i++) {
if (CR_CHAN(cmd->chanlist[i]) !=
- (start_chan + i) % s->n_chan) {
+ (start_chan + i) % s->n_chan) {
comedi_error(dev,
- "entries in chanlist must be consecutive channels, counting upwards\n");
+ "entries in chanlist must be consecutive channels, counting upwards\n");
err++;
}
if (CR_RANGE(cmd->chanlist[i]) != gain) {
comedi_error(dev,
- "entries in chanlist must all have the same gain\n");
+ "entries in chanlist must all have the same gain\n");
err++;
}
}
@@ -822,7 +835,8 @@ static int dmm32at_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
}
-static int dmm32at_ai_cancel(struct comedi_device *dev, struct comedi_subdevice *s)
+static int dmm32at_ai_cancel(struct comedi_device *dev,
+ struct comedi_subdevice *s)
{
devpriv->ai_scans_left = 1;
return 0;
@@ -893,8 +907,9 @@ static int dmm32at_ns_to_timer(unsigned int *ns, int round)
return *ns;
}
-static int dmm32at_ao_winsn(struct comedi_device *dev, struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data)
+static int dmm32at_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);
@@ -936,8 +951,9 @@ static int dmm32at_ao_winsn(struct comedi_device *dev, struct comedi_subdevice *
/* AO subdevices should have a read insn as well as a write insn.
* Usually this means copying a value stored in devpriv. */
-static int dmm32at_ao_rinsn(struct comedi_device *dev, struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data)
+static int dmm32at_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);
@@ -953,8 +969,9 @@ static int dmm32at_ao_rinsn(struct comedi_device *dev, struct comedi_subdevice *
* 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 dmm32at_dio_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data)
+static int dmm32at_dio_insn_bits(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data)
{
unsigned char diobits;
@@ -975,7 +992,7 @@ static int dmm32at_dio_insn_bits(struct comedi_device *dev, struct comedi_subdev
/* if either part of dio is set for output */
if (((devpriv->dio_config & DMM32AT_DIRCL) == 0) ||
- ((devpriv->dio_config & DMM32AT_DIRCH) == 0)) {
+ ((devpriv->dio_config & DMM32AT_DIRCH) == 0)) {
diobits = (s->state & 0x00ff0000) >> 16;
dmm_outb(dev, DMM32AT_DIOC, diobits);
}
@@ -1006,8 +1023,9 @@ static int dmm32at_dio_insn_bits(struct comedi_device *dev, struct comedi_subdev
return 2;
}
-static int dmm32at_dio_insn_config(struct comedi_device *dev, struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data)
+static int dmm32at_dio_insn_config(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data)
{
unsigned char chanbit;
int chan = CR_CHAN(insn->chanspec);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.