diff --git a/drivers/staging/comedi/drivers/ni_660x.c b/drivers/staging/comedi/drivers/ni_660x.c
index 404d3c5..df61e5a 100644
--- a/drivers/staging/comedi/drivers/ni_660x.c
+++ b/drivers/staging/comedi/drivers/ni_660x.c
@@ -52,7 +52,8 @@ enum ni_660x_constants {
};
#define NUM_PFI_CHANNELS 40
-/* really there are only up to 3 dma channels, but the register layout allows for 4 */
+/* really there are only up to 3 dma channels, but the register layout allows
+for 4 */
#define MAX_DMA_CHANNEL 4
/* See Register-Level Programmer Manual page 3.1 */
@@ -198,7 +199,7 @@ struct NI_660xRegisterData {
const char *name; /* Register Name */
int offset; /* Offset from base address from GPCT chip */
enum ni_660x_register_direction direction;
- enum ni_660x_register_width size; /* 1 byte, 2 bytes, or 4 bytes */
+ enum ni_660x_register_width size; /*1 byte, 2 bytes, or 4 bytes*/
};
static const struct NI_660xRegisterData registerData[NumRegisters] = {
@@ -382,8 +383,8 @@ enum global_interrupt_config_register_bits {
};
/* Offset of the GPCT chips from the base-adress of the card */
-static const unsigned GPCT_OFFSET[2] = { 0x0, 0x800 }; /* First chip is at base-address +
- 0x00, etc. */
+/* First chip is at base-address + 0x00, etc. */
+static const unsigned GPCT_OFFSET[2] = { 0x0, 0x800 };
/* Board description*/
struct ni_660x_board {
@@ -993,9 +994,9 @@ static int ni_660x_allocate_private(struct comedi_device *dev)
spin_lock_init(&private(dev)->mite_channel_lock);
spin_lock_init(&private(dev)->interrupt_lock);
spin_lock_init(&private(dev)->soft_reg_copy_lock);
- for (i = 0; i < NUM_PFI_CHANNELS; ++i) {
+ for (i = 0; i < NUM_PFI_CHANNELS; ++i)
private(dev)->pfi_output_selects[i] = pfi_output_select_counter;
- }
+
return 0;
}
@@ -1008,9 +1009,8 @@ static int ni_660x_alloc_mite_rings(struct comedi_device *dev)
for (j = 0; j < counters_per_chip; ++j) {
private(dev)->mite_rings[i][j] =
mite_alloc_ring(private(dev)->mite);
- if (private(dev)->mite_rings[i][j] == NULL) {
+ if (private(dev)->mite_rings[i][j] == NULL)
return -ENOMEM;
- }
}
}
return 0;
@@ -1022,9 +1022,8 @@ static void ni_660x_free_mite_rings(struct comedi_device *dev)
unsigned j;
for (i = 0; i < board(dev)->n_chips; ++i) {
- for (j = 0; j < counters_per_chip; ++j) {
+ for (j = 0; j < counters_per_chip; ++j)
mite_free_ring(private(dev)->mite_rings[i][j]);
- }
}
}
@@ -1078,15 +1077,16 @@ static int ni_660x_attach(struct comedi_device *dev,
s->insn_bits = ni_660x_dio_insn_bits;
s->insn_config = ni_660x_dio_insn_config;
s->io_bits = 0; /* all bits default to input */
- /* we use the ioconfig registers to control dio direction, so zero output enables in stc dio control reg */
+ /* we use the ioconfig registers to control dio direction, so zero
+ output enables in stc dio control reg */
ni_660x_write_register(dev, 0, 0, STCDIOControl);
private(dev)->counter_dev = ni_gpct_device_construct(dev,
- &ni_gpct_write_register,
- &ni_gpct_read_register,
- ni_gpct_variant_660x,
- ni_660x_num_counters
- (dev));
+ &ni_gpct_write_register,
+ &ni_gpct_read_register,
+ ni_gpct_variant_660x,
+ ni_660x_num_counters
+ (dev));
if (private(dev)->counter_dev == NULL)
return -ENOMEM;
for (i = 0; i < NI_660X_MAX_NUM_COUNTERS; ++i) {
@@ -1118,12 +1118,12 @@ static int ni_660x_attach(struct comedi_device *dev,
s->type = COMEDI_SUBD_UNUSED;
}
}
- for (i = 0; i < board(dev)->n_chips; ++i) {
+ for (i = 0; i < board(dev)->n_chips; ++i)
init_tio_chip(dev, i);
- }
- for (i = 0; i < ni_660x_num_counters(dev); ++i) {
+
+ for (i = 0; i < ni_660x_num_counters(dev); ++i)
ni_tio_init_counter(&private(dev)->counter_dev->counters[i]);
- }
+
for (i = 0; i < NUM_PFI_CHANNELS; ++i) {
if (i < min_counter_pfi_chan)
ni_660x_set_pfi_routing(dev, i, pfi_output_select_do);
@@ -1134,9 +1134,9 @@ static int ni_660x_attach(struct comedi_device *dev,
}
/* to be safe, set counterswap bits on tio chips after all the counter
outputs have been set to high impedance mode */
- for (i = 0; i < board(dev)->n_chips; ++i) {
+ for (i = 0; i < board(dev)->n_chips; ++i)
set_tio_counterswap(dev, i);
- }
+
ret = request_irq(mite_irq(private(dev)->mite), ni_660x_interrupt,
IRQF_SHARED, "ni_660x", dev);
if (ret < 0) {
@@ -1193,9 +1193,9 @@ static void init_tio_chip(struct comedi_device *dev, int chipset)
private(dev)->
dma_configuration_soft_copies[chipset],
DMAConfigRegister);
- for (i = 0; i < NUM_PFI_CHANNELS; ++i) {
+ for (i = 0; i < NUM_PFI_CHANNELS; ++i)
ni_660x_write_register(dev, chipset, 0, IOConfigReg(i));
- }
+
}
static int
--
1.6.3.3
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