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path: root/drivers/staging/comedi/drivers/dt2801.c
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Diffstat (limited to 'drivers/staging/comedi/drivers/dt2801.c')
-rw-r--r--drivers/staging/comedi/drivers/dt2801.c242
1 files changed, 137 insertions, 105 deletions
diff --git a/drivers/staging/comedi/drivers/dt2801.c b/drivers/staging/comedi/drivers/dt2801.c
index 25a9b213b6f1..7b9af5d755e0 100644
--- a/drivers/staging/comedi/drivers/dt2801.c
+++ b/drivers/staging/comedi/drivers/dt2801.c
@@ -88,7 +88,8 @@ Configuration options:
#define DT2801_STATUS 1
#define DT2801_CMD 1
-static int dt2801_attach(struct comedi_device *dev, struct comedi_devconfig *it);
+static int dt2801_attach(struct comedi_device *dev,
+ struct comedi_devconfig *it);
static int dt2801_detach(struct comedi_device *dev);
static struct comedi_driver driver_dt2801 = {
.driver_name = "dt2801",
@@ -102,37 +103,57 @@ COMEDI_INITCLEANUP(driver_dt2801);
#if 0
/* ignore 'defined but not used' warning */
static const struct comedi_lrange range_dt2801_ai_pgh_bipolar = { 4, {
- RANGE(-10, 10),
- RANGE(-5, 5),
- RANGE(-2.5, 2.5),
- RANGE(-1.25, 1.25),
- }
+ RANGE(-10,
+ 10),
+ RANGE(-5,
+ 5),
+ RANGE
+ (-2.5,
+ 2.5),
+ RANGE
+ (-1.25,
+ 1.25),
+ }
};
#endif
static const struct comedi_lrange range_dt2801_ai_pgl_bipolar = { 4, {
- RANGE(-10, 10),
- RANGE(-1, 1),
- RANGE(-0.1, 0.1),
- RANGE(-0.02, 0.02),
- }
+ RANGE(-10,
+ 10),
+ RANGE(-1,
+ 1),
+ RANGE
+ (-0.1,
+ 0.1),
+ RANGE
+ (-0.02,
+ 0.02),
+ }
};
#if 0
/* ignore 'defined but not used' warning */
static const struct comedi_lrange range_dt2801_ai_pgh_unipolar = { 4, {
- RANGE(0, 10),
- RANGE(0, 5),
- RANGE(0, 2.5),
- RANGE(0, 1.25),
- }
+ RANGE(0,
+ 10),
+ RANGE(0,
+ 5),
+ RANGE(0,
+ 2.5),
+ RANGE(0,
+ 1.25),
+ }
};
#endif
static const struct comedi_lrange range_dt2801_ai_pgl_unipolar = { 4, {
- RANGE(0, 10),
- RANGE(0, 1),
- RANGE(0, 0.1),
- RANGE(0, 0.02),
- }
+ RANGE(0,
+ 10),
+ RANGE(0,
+ 1),
+ RANGE(0,
+ 0.1),
+ RANGE(0,
+ 0.02),
+ }
};
struct dt2801_board {
@@ -146,75 +167,74 @@ struct dt2801_board {
int dabits;
};
-
/* Typeid's for the different boards of the DT2801-series
(taken from the test-software, that comes with the board)
*/
static const struct dt2801_board boardtypes[] = {
{
- .name = "dt2801",
- .boardcode = 0x09,
- .ad_diff = 2,
- .ad_chan = 16,
- .adbits = 12,
- .adrangetype = 0,
- .dabits = 12},
+ .name = "dt2801",
+ .boardcode = 0x09,
+ .ad_diff = 2,
+ .ad_chan = 16,
+ .adbits = 12,
+ .adrangetype = 0,
+ .dabits = 12},
{
- .name = "dt2801-a",
- .boardcode = 0x52,
- .ad_diff = 2,
- .ad_chan = 16,
- .adbits = 12,
- .adrangetype = 0,
- .dabits = 12},
+ .name = "dt2801-a",
+ .boardcode = 0x52,
+ .ad_diff = 2,
+ .ad_chan = 16,
+ .adbits = 12,
+ .adrangetype = 0,
+ .dabits = 12},
{
- .name = "dt2801/5716a",
- .boardcode = 0x82,
- .ad_diff = 1,
- .ad_chan = 16,
- .adbits = 16,
- .adrangetype = 1,
- .dabits = 12},
+ .name = "dt2801/5716a",
+ .boardcode = 0x82,
+ .ad_diff = 1,
+ .ad_chan = 16,
+ .adbits = 16,
+ .adrangetype = 1,
+ .dabits = 12},
{
- .name = "dt2805",
- .boardcode = 0x12,
- .ad_diff = 1,
- .ad_chan = 16,
- .adbits = 12,
- .adrangetype = 0,
- .dabits = 12},
+ .name = "dt2805",
+ .boardcode = 0x12,
+ .ad_diff = 1,
+ .ad_chan = 16,
+ .adbits = 12,
+ .adrangetype = 0,
+ .dabits = 12},
{
- .name = "dt2805/5716a",
- .boardcode = 0x92,
- .ad_diff = 1,
- .ad_chan = 16,
- .adbits = 16,
- .adrangetype = 1,
- .dabits = 12},
+ .name = "dt2805/5716a",
+ .boardcode = 0x92,
+ .ad_diff = 1,
+ .ad_chan = 16,
+ .adbits = 16,
+ .adrangetype = 1,
+ .dabits = 12},
{
- .name = "dt2808",
- .boardcode = 0x20,
- .ad_diff = 0,
- .ad_chan = 16,
- .adbits = 12,
- .adrangetype = 2,
- .dabits = 8},
+ .name = "dt2808",
+ .boardcode = 0x20,
+ .ad_diff = 0,
+ .ad_chan = 16,
+ .adbits = 12,
+ .adrangetype = 2,
+ .dabits = 8},
{
- .name = "dt2818",
- .boardcode = 0xa2,
- .ad_diff = 0,
- .ad_chan = 4,
- .adbits = 12,
- .adrangetype = 0,
- .dabits = 12},
+ .name = "dt2818",
+ .boardcode = 0xa2,
+ .ad_diff = 0,
+ .ad_chan = 4,
+ .adbits = 12,
+ .adrangetype = 0,
+ .dabits = 12},
{
- .name = "dt2809",
- .boardcode = 0xb0,
- .ad_diff = 0,
- .ad_chan = 8,
- .adbits = 12,
- .adrangetype = 1,
- .dabits = 12},
+ .name = "dt2809",
+ .boardcode = 0xb0,
+ .ad_diff = 0,
+ .ad_chan = 8,
+ .adbits = 12,
+ .adrangetype = 1,
+ .dabits = 12},
};
#define boardtype (*(const struct dt2801_board *)dev->board_ptr)
@@ -227,16 +247,21 @@ struct dt2801_private {
#define devpriv ((struct dt2801_private *)dev->private)
-static int dt2801_ai_insn_read(struct comedi_device *dev, struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data);
-static int dt2801_ao_insn_read(struct comedi_device *dev, struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data);
-static int dt2801_ao_insn_write(struct comedi_device *dev, struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data);
-static int dt2801_dio_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data);
-static int dt2801_dio_insn_config(struct comedi_device *dev, struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data);
+static int dt2801_ai_insn_read(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data);
+static int dt2801_ao_insn_read(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data);
+static int dt2801_ao_insn_write(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data);
+static int dt2801_dio_insn_bits(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data);
+static int dt2801_dio_insn_config(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data);
/* These are the low-level routines:
writecommand: write a command to the board
@@ -299,7 +324,8 @@ static int dt2801_writedata(struct comedi_device *dev, unsigned int data)
}
#if 0
if (stat & DT_S_READY) {
- printk("dt2801: ready flag set (bad!) in dt2801_writedata()\n");
+ printk
+ ("dt2801: ready flag set (bad!) in dt2801_writedata()\n");
return -EIO;
}
#endif
@@ -353,7 +379,8 @@ static int dt2801_writecmd(struct comedi_device *dev, int command)
stat = inb_p(dev->iobase + DT2801_STATUS);
if (stat & DT_S_COMPOSITE_ERROR) {
- printk("dt2801: composite-error in dt2801_writecmd(), ignoring\n");
+ printk
+ ("dt2801: composite-error in dt2801_writecmd(), ignoring\n");
}
if (!(stat & DT_S_READY)) {
printk("dt2801: !ready in dt2801_writecmd(), ignoring\n");
@@ -463,8 +490,8 @@ static const struct comedi_lrange *ai_range_lkup(int type, int opt)
switch (type) {
case 0:
return (opt) ?
- &range_dt2801_ai_pgl_unipolar :
- &range_dt2801_ai_pgl_bipolar;
+ &range_dt2801_ai_pgl_unipolar :
+ &range_dt2801_ai_pgl_bipolar;
case 1:
return (opt) ? &range_unipolar10 : &range_bipolar10;
case 2:
@@ -510,10 +537,10 @@ static int dt2801_attach(struct comedi_device *dev, struct comedi_devconfig *it)
goto havetype;
}
printk("dt2801: unrecognized board code=0x%02x, contact author\n",
- board_code);
+ board_code);
type = 0;
- havetype:
+havetype:
dev->board_ptr = boardtypes + type;
printk("dt2801: %s at port 0x%lx", boardtype.name, iobase);
@@ -579,7 +606,7 @@ static int dt2801_attach(struct comedi_device *dev, struct comedi_devconfig *it)
s->insn_config = dt2801_dio_insn_config;
ret = 0;
- out:
+out:
printk("\n");
return ret;
@@ -611,8 +638,9 @@ static int dt2801_error(struct comedi_device *dev, int stat)
return -EIO;
}
-static int dt2801_ai_insn_read(struct comedi_device *dev, struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data)
+static int dt2801_ai_insn_read(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data)
{
int d;
int stat;
@@ -633,16 +661,18 @@ static int dt2801_ai_insn_read(struct comedi_device *dev, struct comedi_subdevic
return i;
}
-static int dt2801_ao_insn_read(struct comedi_device *dev, struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data)
+static int dt2801_ao_insn_read(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data)
{
data[0] = devpriv->ao_readback[CR_CHAN(insn->chanspec)];
return 1;
}
-static int dt2801_ao_insn_write(struct comedi_device *dev, struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data)
+static int dt2801_ao_insn_write(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data)
{
dt2801_writecmd(dev, DT_C_WRITE_DAIM);
dt2801_writedata(dev, CR_CHAN(insn->chanspec));
@@ -653,8 +683,9 @@ static int dt2801_ao_insn_write(struct comedi_device *dev, struct comedi_subdevi
return 1;
}
-static int dt2801_dio_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data)
+static int dt2801_dio_insn_bits(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data)
{
int which = 0;
@@ -677,8 +708,9 @@ static int dt2801_dio_insn_bits(struct comedi_device *dev, struct comedi_subdevi
return 2;
}
-static int dt2801_dio_insn_config(struct comedi_device *dev, struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data)
+static int dt2801_dio_insn_config(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_insn *insn, unsigned int *data)
{
int which = 0;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.