staging: comedi: das1800: rename 'thisboard' variables

For aesthetics, rename the 'thisboard' variables to 'board'. That name
is more commonly used for the boardinfo pointer in comedi drivers.
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/comedi/drivers/das1800.c

@@ -444,9 +444,9 @@ static const struct comedi_lrange range_ao_2 = {
 static inline uint16_t munge_bipolar_sample(const struct comedi_device *dev,
 					    uint16_t sample)
 {
-	const struct das1800_board *thisboard = dev->board_ptr;
+	const struct das1800_board *board = dev->board_ptr;
 
-	sample += 1 << (thisboard->resolution - 1);
+	sample += 1 << (board->resolution - 1);
 	return sample;
 }
 
@@ -725,7 +725,7 @@ static int das1800_ai_do_cmdtest(struct comedi_device *dev,
 				 struct comedi_subdevice *s,
 				 struct comedi_cmd *cmd)
 {
-	const struct das1800_board *thisboard = dev->board_ptr;
+	const struct das1800_board *board = dev->board_ptr;
 	int err = 0;
 	unsigned int arg;
 
@@ -765,7 +765,7 @@ static int das1800_ai_do_cmdtest(struct comedi_device *dev,
 
 	if (cmd->convert_src == TRIG_TIMER) {
 		err |= comedi_check_trigger_arg_min(&cmd->convert_arg,
-						    thisboard->ai_speed);
+						    board->ai_speed);
 	}
 
 	err |= comedi_check_trigger_arg_min(&cmd->chanlist_len, 1);
@@ -1048,7 +1048,7 @@ static int das1800_ai_rinsn(struct comedi_device *dev,
 			    struct comedi_subdevice *s,
 			    struct comedi_insn *insn, unsigned int *data)
 {
-	const struct das1800_board *thisboard = dev->board_ptr;
+	const struct das1800_board *board = dev->board_ptr;
 	int i, n;
 	int chan, range, aref, chan_range;
 	int timeout = 1000;
@@ -1098,7 +1098,7 @@ static int das1800_ai_rinsn(struct comedi_device *dev,
 		dpnt = inw(dev->iobase + DAS1800_FIFO);
 		/* shift data to offset binary for bipolar ranges */
 		if ((conv_flags & UB) == 0)
-			dpnt += 1 << (thisboard->resolution - 1);
+			dpnt += 1 << (board->resolution - 1);
 		data[n] = dpnt;
 	}
 exit:
@@ -1112,16 +1112,16 @@ static int das1800_ao_winsn(struct comedi_device *dev,
 			    struct comedi_subdevice *s,
 			    struct comedi_insn *insn, unsigned int *data)
 {
-	const struct das1800_board *thisboard = dev->board_ptr;
+	const struct das1800_board *board = dev->board_ptr;
 	struct das1800_private *devpriv = dev->private;
 	int chan = CR_CHAN(insn->chanspec);
 /* int range = CR_RANGE(insn->chanspec); */
-	int update_chan = thisboard->ao_n_chan - 1;
+	int update_chan = board->ao_n_chan - 1;
 	unsigned short output;
 	unsigned long irq_flags;
 
 	/*   card expects two's complement data */
-	output = data[0] - (1 << (thisboard->resolution - 1));
+	output = data[0] - (1 << (board->resolution - 1));
 	/*  if the write is to the 'update' channel, we need to remember its value */
 	if (chan == update_chan)
 		devpriv->ao_update_bits = output;
@@ -1282,7 +1282,7 @@ static const struct das1800_board *das1800_probe(struct comedi_device *dev)
 static int das1800_attach(struct comedi_device *dev,
 			  struct comedi_devconfig *it)
 {
-	const struct das1800_board *thisboard;
+	const struct das1800_board *board;
 	struct das1800_private *devpriv;
 	struct comedi_subdevice *s;
 	unsigned int irq = it->options[1];
@@ -1296,16 +1296,16 @@ static int das1800_attach(struct comedi_device *dev,
 	if (ret)
 		return ret;
 
-	thisboard = das1800_probe(dev);
-	if (!thisboard) {
+	board = das1800_probe(dev);
+	if (!board) {
 		dev_err(dev->class_dev, "unable to determine board type\n");
 		return -ENODEV;
 	}
-	dev->board_ptr = thisboard;
-	dev->board_name = thisboard->name;
+	dev->board_ptr = board;
+	dev->board_name = board->name;
 
 	/*  if it is an 'ao' board with fancy analog out then we need extra io ports */
-	if (thisboard->ao_ability == 2) {
+	if (board->ao_ability == 2) {
 		unsigned long iobase2 = dev->iobase + IOBASE2;
 
 		ret = __comedi_request_region(dev, iobase2, DAS1800_SIZE);
@@ -1365,11 +1365,11 @@ static int das1800_attach(struct comedi_device *dev,
 	s = &dev->subdevices[0];
 	s->type = COMEDI_SUBD_AI;
 	s->subdev_flags = SDF_READABLE | SDF_DIFF | SDF_GROUND;
-	if (thisboard->common)
+	if (board->common)
 		s->subdev_flags |= SDF_COMMON;
-	s->n_chan = thisboard->qram_len;
-	s->maxdata = (1 << thisboard->resolution) - 1;
-	s->range_table = thisboard->range_ai;
+	s->n_chan = board->qram_len;
+	s->maxdata = (1 << board->resolution) - 1;
+	s->range_table = board->range_ai;
 	s->insn_read = das1800_ai_rinsn;
 	if (dev->irq) {
 		dev->read_subdev = s;
@@ -1383,11 +1383,11 @@ static int das1800_attach(struct comedi_device *dev,
 
 	/* analog out */
 	s = &dev->subdevices[1];
-	if (thisboard->ao_ability == 1) {
+	if (board->ao_ability == 1) {
 		s->type = COMEDI_SUBD_AO;
 		s->subdev_flags = SDF_WRITABLE;
-		s->n_chan = thisboard->ao_n_chan;
-		s->maxdata = (1 << thisboard->resolution) - 1;
+		s->n_chan = board->ao_n_chan;
+		s->maxdata = (1 << board->resolution) - 1;
 		s->range_table = &range_bipolar10;
 		s->insn_write = das1800_ao_winsn;
 	} else {
@@ -1407,7 +1407,7 @@ static int das1800_attach(struct comedi_device *dev,
 	s = &dev->subdevices[3];
 	s->type = COMEDI_SUBD_DO;
 	s->subdev_flags = SDF_WRITABLE;
-	s->n_chan = thisboard->do_n_chan;
+	s->n_chan = board->do_n_chan;
 	s->maxdata = 1;
 	s->range_table = &range_digital;
 	s->insn_bits = das1800_do_wbits;
@@ -1418,9 +1418,9 @@ static int das1800_attach(struct comedi_device *dev,
 	outb(0, dev->iobase + DAS1800_DIGITAL);
 
 	/*  initialize analog out channels */
-	if (thisboard->ao_ability == 1) {
+	if (board->ao_ability == 1) {
 		/*  select 'update' dac channel for baseAddress + 0x0 */
-		outb(DAC(thisboard->ao_n_chan - 1),
+		outb(DAC(board->ao_n_chan - 1),
 		     dev->iobase + DAS1800_SELECT);
 		outw(devpriv->ao_update_bits, dev->iobase + DAS1800_DAC);
 	}