Staging: Comedi: Lindent changes to comdi driver in staging tree

Lindent changes to comdi driver in staging tree.
This patch is followed by the checkpatch.pl error fixes.
Did not make them part of this patch as the patch size is already huge.

Signed-off-by: Mithlesh Thukral <mithlesh@linsyssoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 350 insertions, 308 deletions

diff --git a/drivers/staging/comedi/drivers/das1800.c b/drivers/staging/comedi/drivers/das1800.c
index a343408..6ea59cc 100644
--- a/drivers/staging/comedi/drivers/das1800.c
+++ b/drivers/staging/comedi/drivers/das1800.c
@@ -181,33 +181,44 @@ enum {
 	das1802hr, das1802hr_da, das1801hc, das1802hc, das1801ao, das1802ao
 };
 
-static int das1800_attach(struct comedi_device *dev, struct comedi_devconfig *it);
+static int das1800_attach(struct comedi_device *dev,
+			  struct comedi_devconfig *it);
 static int das1800_detach(struct comedi_device *dev);
 static int das1800_probe(struct comedi_device *dev);
-static int das1800_cancel(struct comedi_device *dev, struct comedi_subdevice *s);
+static int das1800_cancel(struct comedi_device *dev,
+			  struct comedi_subdevice *s);
 static irqreturn_t das1800_interrupt(int irq, void *d);
-static int das1800_ai_poll(struct comedi_device *dev, struct comedi_subdevice *s);
+static int das1800_ai_poll(struct comedi_device *dev,
+			   struct comedi_subdevice *s);
 static void das1800_ai_handler(struct comedi_device *dev);
-static void das1800_handle_dma(struct comedi_device *dev, struct comedi_subdevice *s,
-	unsigned int status);
-static void das1800_flush_dma(struct comedi_device *dev, struct comedi_subdevice *s);
-static void das1800_flush_dma_channel(struct comedi_device *dev, struct comedi_subdevice *s,
-	unsigned int channel, uint16_t *buffer);
+static void das1800_handle_dma(struct comedi_device *dev,
+			       struct comedi_subdevice *s, unsigned int status);
+static void das1800_flush_dma(struct comedi_device *dev,
+			      struct comedi_subdevice *s);
+static void das1800_flush_dma_channel(struct comedi_device *dev,
+				      struct comedi_subdevice *s,
+				      unsigned int channel, uint16_t * buffer);
 static void das1800_handle_fifo_half_full(struct comedi_device *dev,
-	struct comedi_subdevice *s);
+					  struct comedi_subdevice *s);
 static void das1800_handle_fifo_not_empty(struct comedi_device *dev,
-	struct comedi_subdevice *s);
-static int das1800_ai_do_cmdtest(struct comedi_device *dev, struct comedi_subdevice *s,
-	struct comedi_cmd *cmd);
-static int das1800_ai_do_cmd(struct comedi_device *dev, struct comedi_subdevice *s);
-static int das1800_ai_rinsn(struct comedi_device *dev, struct comedi_subdevice *s,
-	struct comedi_insn *insn, unsigned int *data);
-static int das1800_ao_winsn(struct comedi_device *dev, struct comedi_subdevice *s,
-	struct comedi_insn *insn, unsigned int *data);
-static int das1800_di_rbits(struct comedi_device *dev, struct comedi_subdevice *s,
-	struct comedi_insn *insn, unsigned int *data);
-static int das1800_do_wbits(struct comedi_device *dev, struct comedi_subdevice *s,
-	struct comedi_insn *insn, unsigned int *data);
+					  struct comedi_subdevice *s);
+static int das1800_ai_do_cmdtest(struct comedi_device *dev,
+				 struct comedi_subdevice *s,
+				 struct comedi_cmd *cmd);
+static int das1800_ai_do_cmd(struct comedi_device *dev,
+			     struct comedi_subdevice *s);
+static int das1800_ai_rinsn(struct comedi_device *dev,
+			    struct comedi_subdevice *s,
+			    struct comedi_insn *insn, unsigned int *data);
+static int das1800_ao_winsn(struct comedi_device *dev,
+			    struct comedi_subdevice *s,
+			    struct comedi_insn *insn, unsigned int *data);
+static int das1800_di_rbits(struct comedi_device *dev,
+			    struct comedi_subdevice *s,
+			    struct comedi_insn *insn, unsigned int *data);
+static int das1800_do_wbits(struct comedi_device *dev,
+			    struct comedi_subdevice *s,
+			    struct comedi_insn *insn, unsigned int *data);
 
 static int das1800_set_frequency(struct comedi_device *dev);
 static unsigned int burst_convert_arg(unsigned int convert_arg, int round_mode);
@@ -217,29 +228,29 @@ static unsigned int suggest_transfer_size(struct comedi_cmd *cmd);
 static const struct comedi_lrange range_ai_das1801 = {
 	8,
 	{
-			RANGE(-5, 5),
-			RANGE(-1, 1),
-			RANGE(-0.1, 0.1),
-			RANGE(-0.02, 0.02),
-			RANGE(0, 5),
-			RANGE(0, 1),
-			RANGE(0, 0.1),
-			RANGE(0, 0.02),
-		}
+	 RANGE(-5, 5),
+	 RANGE(-1, 1),
+	 RANGE(-0.1, 0.1),
+	 RANGE(-0.02, 0.02),
+	 RANGE(0, 5),
+	 RANGE(0, 1),
+	 RANGE(0, 0.1),
+	 RANGE(0, 0.02),
+	 }
 };
 
 static const struct comedi_lrange range_ai_das1802 = {
 	8,
 	{
-			RANGE(-10, 10),
-			RANGE(-5, 5),
-			RANGE(-2.5, 2.5),
-			RANGE(-1.25, 1.25),
-			RANGE(0, 10),
-			RANGE(0, 5),
-			RANGE(0, 2.5),
-			RANGE(0, 1.25),
-		}
+	 RANGE(-10, 10),
+	 RANGE(-5, 5),
+	 RANGE(-2.5, 2.5),
+	 RANGE(-1.25, 1.25),
+	 RANGE(0, 10),
+	 RANGE(0, 5),
+	 RANGE(0, 2.5),
+	 RANGE(0, 1.25),
+	 }
 };
 
 struct das1800_board {
@@ -260,203 +271,203 @@ struct das1800_board {
  */
 static const struct das1800_board das1800_boards[] = {
 	{
-	.name = "das-1701st",
-	.ai_speed = 6250,
-	.resolution = 12,
-	.qram_len = 256,
-	.common = 1,
-	.do_n_chan = 4,
-	.ao_ability = 0,
-	.ao_n_chan = 0,
-	.range_ai = &range_ai_das1801,
-		},
+	 .name = "das-1701st",
+	 .ai_speed = 6250,
+	 .resolution = 12,
+	 .qram_len = 256,
+	 .common = 1,
+	 .do_n_chan = 4,
+	 .ao_ability = 0,
+	 .ao_n_chan = 0,
+	 .range_ai = &range_ai_das1801,
+	 },
 	{
-	.name = "das-1701st-da",
-	.ai_speed = 6250,
-	.resolution = 12,
-	.qram_len = 256,
-	.common = 1,
-	.do_n_chan = 4,
-	.ao_ability = 1,
-	.ao_n_chan = 4,
-	.range_ai = &range_ai_das1801,
-		},
+	 .name = "das-1701st-da",
+	 .ai_speed = 6250,
+	 .resolution = 12,
+	 .qram_len = 256,
+	 .common = 1,
+	 .do_n_chan = 4,
+	 .ao_ability = 1,
+	 .ao_n_chan = 4,
+	 .range_ai = &range_ai_das1801,
+	 },
 	{
-	.name = "das-1702st",
-	.ai_speed = 6250,
-	.resolution = 12,
-	.qram_len = 256,
-	.common = 1,
-	.do_n_chan = 4,
-	.ao_ability = 0,
-	.ao_n_chan = 0,
-	.range_ai = &range_ai_das1802,
-		},
+	 .name = "das-1702st",
+	 .ai_speed = 6250,
+	 .resolution = 12,
+	 .qram_len = 256,
+	 .common = 1,
+	 .do_n_chan = 4,
+	 .ao_ability = 0,
+	 .ao_n_chan = 0,
+	 .range_ai = &range_ai_das1802,
+	 },
 	{
-	.name = "das-1702st-da",
-	.ai_speed = 6250,
-	.resolution = 12,
-	.qram_len = 256,
-	.common = 1,
-	.do_n_chan = 4,
-	.ao_ability = 1,
-	.ao_n_chan = 4,
-	.range_ai = &range_ai_das1802,
-		},
+	 .name = "das-1702st-da",
+	 .ai_speed = 6250,
+	 .resolution = 12,
+	 .qram_len = 256,
+	 .common = 1,
+	 .do_n_chan = 4,
+	 .ao_ability = 1,
+	 .ao_n_chan = 4,
+	 .range_ai = &range_ai_das1802,
+	 },
 	{
-	.name = "das-1702hr",
-	.ai_speed = 20000,
-	.resolution = 16,
-	.qram_len = 256,
-	.common = 1,
-	.do_n_chan = 4,
-	.ao_ability = 0,
-	.ao_n_chan = 0,
-	.range_ai = &range_ai_das1802,
-		},
+	 .name = "das-1702hr",
+	 .ai_speed = 20000,
+	 .resolution = 16,
+	 .qram_len = 256,
+	 .common = 1,
+	 .do_n_chan = 4,
+	 .ao_ability = 0,
+	 .ao_n_chan = 0,
+	 .range_ai = &range_ai_das1802,
+	 },
 	{
-	.name = "das-1702hr-da",
-	.ai_speed = 20000,
-	.resolution = 16,
-	.qram_len = 256,
-	.common = 1,
-	.do_n_chan = 4,
-	.ao_ability = 1,
-	.ao_n_chan = 2,
-	.range_ai = &range_ai_das1802,
-		},
+	 .name = "das-1702hr-da",
+	 .ai_speed = 20000,
+	 .resolution = 16,
+	 .qram_len = 256,
+	 .common = 1,
+	 .do_n_chan = 4,
+	 .ao_ability = 1,
+	 .ao_n_chan = 2,
+	 .range_ai = &range_ai_das1802,
+	 },
 	{
-	.name = "das-1701ao",
-	.ai_speed = 6250,
-	.resolution = 12,
-	.qram_len = 256,
-	.common = 1,
-	.do_n_chan = 4,
-	.ao_ability = 2,
-	.ao_n_chan = 2,
-	.range_ai = &range_ai_das1801,
-		},
+	 .name = "das-1701ao",
+	 .ai_speed = 6250,
+	 .resolution = 12,
+	 .qram_len = 256,
+	 .common = 1,
+	 .do_n_chan = 4,
+	 .ao_ability = 2,
+	 .ao_n_chan = 2,
+	 .range_ai = &range_ai_das1801,
+	 },
 	{
-	.name = "das-1702ao",
-	.ai_speed = 6250,
-	.resolution = 12,
-	.qram_len = 256,
-	.common = 1,
-	.do_n_chan = 4,
-	.ao_ability = 2,
-	.ao_n_chan = 2,
-	.range_ai = &range_ai_das1802,
-		},
+	 .name = "das-1702ao",
+	 .ai_speed = 6250,
+	 .resolution = 12,
+	 .qram_len = 256,
+	 .common = 1,
+	 .do_n_chan = 4,
+	 .ao_ability = 2,
+	 .ao_n_chan = 2,
+	 .range_ai = &range_ai_das1802,
+	 },
 	{
-	.name = "das-1801st",
-	.ai_speed = 3000,
-	.resolution = 12,
-	.qram_len = 256,
-	.common = 1,
-	.do_n_chan = 4,
-	.ao_ability = 0,
-	.ao_n_chan = 0,
-	.range_ai = &range_ai_das1801,
-		},
+	 .name = "das-1801st",
+	 .ai_speed = 3000,
+	 .resolution = 12,
+	 .qram_len = 256,
+	 .common = 1,
+	 .do_n_chan = 4,
+	 .ao_ability = 0,
+	 .ao_n_chan = 0,
+	 .range_ai = &range_ai_das1801,
+	 },
 	{
-	.name = "das-1801st-da",
-	.ai_speed = 3000,
-	.resolution = 12,
-	.qram_len = 256,
-	.common = 1,
-	.do_n_chan = 4,
-	.ao_ability = 0,
-	.ao_n_chan = 4,
-	.range_ai = &range_ai_das1801,
-		},
+	 .name = "das-1801st-da",
+	 .ai_speed = 3000,
+	 .resolution = 12,
+	 .qram_len = 256,
+	 .common = 1,
+	 .do_n_chan = 4,
+	 .ao_ability = 0,
+	 .ao_n_chan = 4,
+	 .range_ai = &range_ai_das1801,
+	 },
 	{
-	.name = "das-1802st",
-	.ai_speed = 3000,
-	.resolution = 12,
-	.qram_len = 256,
-	.common = 1,
-	.do_n_chan = 4,
-	.ao_ability = 0,
-	.ao_n_chan = 0,
-	.range_ai = &range_ai_das1802,
-		},
+	 .name = "das-1802st",
+	 .ai_speed = 3000,
+	 .resolution = 12,
+	 .qram_len = 256,
+	 .common = 1,
+	 .do_n_chan = 4,
+	 .ao_ability = 0,
+	 .ao_n_chan = 0,
+	 .range_ai = &range_ai_das1802,
+	 },
 	{
-	.name = "das-1802st-da",
-	.ai_speed = 3000,
-	.resolution = 12,
-	.qram_len = 256,
-	.common = 1,
-	.do_n_chan = 4,
-	.ao_ability = 1,
-	.ao_n_chan = 4,
-	.range_ai = &range_ai_das1802,
-		},
+	 .name = "das-1802st-da",
+	 .ai_speed = 3000,
+	 .resolution = 12,
+	 .qram_len = 256,
+	 .common = 1,
+	 .do_n_chan = 4,
+	 .ao_ability = 1,
+	 .ao_n_chan = 4,
+	 .range_ai = &range_ai_das1802,
+	 },
 	{
-	.name = "das-1802hr",
-	.ai_speed = 10000,
-	.resolution = 16,
-	.qram_len = 256,
-	.common = 1,
-	.do_n_chan = 4,
-	.ao_ability = 0,
-	.ao_n_chan = 0,
-	.range_ai = &range_ai_das1802,
-		},
+	 .name = "das-1802hr",
+	 .ai_speed = 10000,
+	 .resolution = 16,
+	 .qram_len = 256,
+	 .common = 1,
+	 .do_n_chan = 4,
+	 .ao_ability = 0,
+	 .ao_n_chan = 0,
+	 .range_ai = &range_ai_das1802,
+	 },
 	{
-	.name = "das-1802hr-da",
-	.ai_speed = 10000,
-	.resolution = 16,
-	.qram_len = 256,
-	.common = 1,
-	.do_n_chan = 4,
-	.ao_ability = 1,
-	.ao_n_chan = 2,
-	.range_ai = &range_ai_das1802,
-		},
+	 .name = "das-1802hr-da",
+	 .ai_speed = 10000,
+	 .resolution = 16,
+	 .qram_len = 256,
+	 .common = 1,
+	 .do_n_chan = 4,
+	 .ao_ability = 1,
+	 .ao_n_chan = 2,
+	 .range_ai = &range_ai_das1802,
+	 },
 	{
-	.name = "das-1801hc",
-	.ai_speed = 3000,
-	.resolution = 12,
-	.qram_len = 64,
-	.common = 0,
-	.do_n_chan = 8,
-	.ao_ability = 1,
-	.ao_n_chan = 2,
-	.range_ai = &range_ai_das1801,
-		},
+	 .name = "das-1801hc",
+	 .ai_speed = 3000,
+	 .resolution = 12,
+	 .qram_len = 64,
+	 .common = 0,
+	 .do_n_chan = 8,
+	 .ao_ability = 1,
+	 .ao_n_chan = 2,
+	 .range_ai = &range_ai_das1801,
+	 },
 	{
-	.name = "das-1802hc",
-	.ai_speed = 3000,
-	.resolution = 12,
-	.qram_len = 64,
-	.common = 0,
-	.do_n_chan = 8,
-	.ao_ability = 1,
-	.ao_n_chan = 2,
-	.range_ai = &range_ai_das1802,
-		},
+	 .name = "das-1802hc",
+	 .ai_speed = 3000,
+	 .resolution = 12,
+	 .qram_len = 64,
+	 .common = 0,
+	 .do_n_chan = 8,
+	 .ao_ability = 1,
+	 .ao_n_chan = 2,
+	 .range_ai = &range_ai_das1802,
+	 },
 	{
-	.name = "das-1801ao",
-	.ai_speed = 3000,
-	.resolution = 12,
-	.qram_len = 256,
-	.common = 1,
-	.do_n_chan = 4,
-	.ao_ability = 2,
-	.ao_n_chan = 2,
-	.range_ai = &range_ai_das1801,
-		},
+	 .name = "das-1801ao",
+	 .ai_speed = 3000,
+	 .resolution = 12,
+	 .qram_len = 256,
+	 .common = 1,
+	 .do_n_chan = 4,
+	 .ao_ability = 2,
+	 .ao_n_chan = 2,
+	 .range_ai = &range_ai_das1801,
+	 },
 	{
-	.name = "das-1802ao",
-	.ai_speed = 3000,
-	.resolution = 12,
-	.qram_len = 256,
-	.common = 1,
-	.do_n_chan = 4,
-	.ao_ability = 2,
-	.ao_n_chan = 2,
-	.range_ai = &range_ai_das1802,
-		},
+	 .name = "das-1802ao",
+	 .ai_speed = 3000,
+	 .resolution = 12,
+	 .qram_len = 256,
+	 .common = 1,
+	 .do_n_chan = 4,
+	 .ao_ability = 2,
+	 .ao_n_chan = 2,
+	 .range_ai = &range_ai_das1802,
+	 },
 };
 
 /*
@@ -490,8 +501,8 @@ struct das1800_private {
 static const struct comedi_lrange range_ao_1 = {
 	1,
 	{
-			RANGE(-10, 10),
-		}
+	 RANGE(-10, 10),
+	 }
 };
 
 /* analog out range for 'ao' boards */
@@ -522,7 +533,7 @@ static struct comedi_driver driver_das1800 = {
 COMEDI_INITCLEANUP(driver_das1800);
 
 static int das1800_init_dma(struct comedi_device *dev, unsigned int dma0,
-	unsigned int dma1)
+			    unsigned int dma1)
 {
 	unsigned long flags;
 
@@ -550,8 +561,8 @@ static int das1800_init_dma(struct comedi_device *dev, unsigned int dma0,
 			break;
 		default:
 			printk(" only supports dma channels 5 through 7\n"
-				" Dual dma only allows the following combinations:\n"
-				" dma 5,6 / 6,7 / or 7,5\n");
+			       " Dual dma only allows the following combinations:\n"
+			       " dma 5,6 / 6,7 / or 7,5\n");
 			return -EINVAL;
 			break;
 		}
@@ -564,7 +575,7 @@ static int das1800_init_dma(struct comedi_device *dev, unsigned int dma0,
 		if (dma1) {
 			if (request_dma(dma1, driver_das1800.driver_name)) {
 				printk(" failed to allocate dma channel %i\n",
-					dma1);
+				       dma1);
 				return -EINVAL;
 			}
 			devpriv->dma1 = dma1;
@@ -575,7 +586,7 @@ static int das1800_init_dma(struct comedi_device *dev, unsigned int dma0,
 		devpriv->dma_current_buf = devpriv->ai_buf0;
 		if (dma1) {
 			devpriv->ai_buf1 =
-				kmalloc(DMA_BUF_SIZE, GFP_KERNEL | GFP_DMA);
+			    kmalloc(DMA_BUF_SIZE, GFP_KERNEL | GFP_DMA);
 			if (devpriv->ai_buf1 == NULL)
 				return -ENOMEM;
 		}
@@ -591,7 +602,8 @@ static int das1800_init_dma(struct comedi_device *dev, unsigned int dma0,
 	return 0;
 }
 
-static int das1800_attach(struct comedi_device *dev, struct comedi_devconfig *it)
+static int das1800_attach(struct comedi_device *dev,
+			  struct comedi_devconfig *it)
 {
 	struct comedi_subdevice *s;
 	unsigned long iobase = it->options[0];
@@ -607,7 +619,7 @@ static int das1800_attach(struct comedi_device *dev, struct comedi_devconfig *it
 		return -ENOMEM;
 
 	printk("comedi%d: %s: io 0x%lx", dev->minor, driver_das1800.driver_name,
-		iobase);
+	       iobase);
 	if (irq) {
 		printk(", irq %u", irq);
 		if (dma0) {
@@ -625,7 +637,9 @@ static int das1800_attach(struct comedi_device *dev, struct comedi_devconfig *it
 
 	/* check if io addresses are available */
 	if (!request_region(iobase, DAS1800_SIZE, driver_das1800.driver_name)) {
-		printk(" I/O port conflict: failed to allocate ports 0x%lx to 0x%lx\n", iobase, iobase + DAS1800_SIZE - 1);
+		printk
+		    (" I/O port conflict: failed to allocate ports 0x%lx to 0x%lx\n",
+		     iobase, iobase + DAS1800_SIZE - 1);
 		return -EIO;
 	}
 	dev->iobase = iobase;
@@ -643,8 +657,10 @@ static int das1800_attach(struct comedi_device *dev, struct comedi_devconfig *it
 	if (thisboard->ao_ability == 2) {
 		iobase2 = iobase + IOBASE2;
 		if (!request_region(iobase2, DAS1800_SIZE,
-				driver_das1800.driver_name)) {
-			printk(" I/O port conflict: failed to allocate ports 0x%lx to 0x%lx\n", iobase2, iobase2 + DAS1800_SIZE - 1);
+				    driver_das1800.driver_name)) {
+			printk
+			    (" I/O port conflict: failed to allocate ports 0x%lx to 0x%lx\n",
+			     iobase2, iobase2 + DAS1800_SIZE - 1);
 			return -EIO;
 		}
 		devpriv->iobase2 = iobase2;
@@ -694,7 +710,7 @@ static int das1800_attach(struct comedi_device *dev, struct comedi_devconfig *it
 
 	if (devpriv->ai_buf0 == NULL) {
 		devpriv->ai_buf0 =
-			kmalloc(FIFO_SIZE * sizeof(uint16_t), GFP_KERNEL);
+		    kmalloc(FIFO_SIZE * sizeof(uint16_t), GFP_KERNEL);
 		if (devpriv->ai_buf0 == NULL)
 			return -ENOMEM;
 	}
@@ -759,7 +775,7 @@ static int das1800_attach(struct comedi_device *dev, struct comedi_devconfig *it
 	if (thisboard->ao_ability == 1) {
 		/*  select 'update' dac channel for baseAddress + 0x0 */
 		outb(DAC(thisboard->ao_n_chan - 1),
-			dev->iobase + DAS1800_SELECT);
+		     dev->iobase + DAS1800_SELECT);
 		outw(devpriv->ao_update_bits, dev->iobase + DAS1800_DAC);
 	}
 
@@ -787,7 +803,7 @@ static int das1800_detach(struct comedi_device *dev)
 	}
 
 	printk("comedi%d: %s: remove\n", dev->minor,
-		driver_das1800.driver_name);
+	       driver_das1800.driver_name);
 
 	return 0;
 };
@@ -800,42 +816,45 @@ static int das1800_probe(struct comedi_device *dev)
 	int board;
 
 	id = (inb(dev->iobase + DAS1800_DIGITAL) >> 4) & 0xf;	/* get id bits */
-	board = ((struct das1800_board *) dev->board_ptr) - das1800_boards;
+	board = ((struct das1800_board *)dev->board_ptr) - das1800_boards;
 
 	switch (id) {
 	case 0x3:
 		if (board == das1801st_da || board == das1802st_da ||
-			board == das1701st_da || board == das1702st_da) {
+		    board == das1701st_da || board == das1702st_da) {
 			printk(" Board model: %s\n",
-				das1800_boards[board].name);
+			       das1800_boards[board].name);
 			return board;
 		}
-		printk(" Board model (probed, not recommended): das-1800st-da series\n");
+		printk
+		    (" Board model (probed, not recommended): das-1800st-da series\n");
 		return das1801st;
 		break;
 	case 0x4:
 		if (board == das1802hr_da || board == das1702hr_da) {
 			printk(" Board model: %s\n",
-				das1800_boards[board].name);
+			       das1800_boards[board].name);
 			return board;
 		}
-		printk(" Board model (probed, not recommended): das-1802hr-da\n");
+		printk
+		    (" Board model (probed, not recommended): das-1802hr-da\n");
 		return das1802hr;
 		break;
 	case 0x5:
 		if (board == das1801ao || board == das1802ao ||
-			board == das1701ao || board == das1702ao) {
+		    board == das1701ao || board == das1702ao) {
 			printk(" Board model: %s\n",
-				das1800_boards[board].name);
+			       das1800_boards[board].name);
 			return board;
 		}
-		printk(" Board model (probed, not recommended): das-1800ao series\n");
+		printk
+		    (" Board model (probed, not recommended): das-1800ao series\n");
 		return das1801ao;
 		break;
 	case 0x6:
 		if (board == das1802hr || board == das1702hr) {
 			printk(" Board model: %s\n",
-				das1800_boards[board].name);
+			       das1800_boards[board].name);
 			return board;
 		}
 		printk(" Board model (probed, not recommended): das-1802hr\n");
@@ -843,32 +862,37 @@ static int das1800_probe(struct comedi_device *dev)
 		break;
 	case 0x7:
 		if (board == das1801st || board == das1802st ||
-			board == das1701st || board == das1702st) {
+		    board == das1701st || board == das1702st) {
 			printk(" Board model: %s\n",
-				das1800_boards[board].name);
+			       das1800_boards[board].name);
 			return board;
 		}
-		printk(" Board model (probed, not recommended): das-1800st series\n");
+		printk
+		    (" Board model (probed, not recommended): das-1800st series\n");
 		return das1801st;
 		break;
 	case 0x8:
 		if (board == das1801hc || board == das1802hc) {
 			printk(" Board model: %s\n",
-				das1800_boards[board].name);
+			       das1800_boards[board].name);
 			return board;
 		}
-		printk(" Board model (probed, not recommended): das-1800hc series\n");
+		printk
+		    (" Board model (probed, not recommended): das-1800hc series\n");
 		return das1801hc;
 		break;
 	default:
-		printk(" Board model: probe returned 0x%x (unknown, please report)\n", id);
+		printk
+		    (" Board model: probe returned 0x%x (unknown, please report)\n",
+		     id);
 		return board;
 		break;
 	}
 	return -1;
 }
 
-static int das1800_ai_poll(struct comedi_device *dev, struct comedi_subdevice *s)
+static int das1800_ai_poll(struct comedi_device *dev,
+			   struct comedi_subdevice *s)
 {
 	unsigned long flags;
 
@@ -963,18 +987,18 @@ static void das1800_ai_handler(struct comedi_device *dev)
 	return;
 }
 
-static void das1800_handle_dma(struct comedi_device *dev, struct comedi_subdevice *s,
-	unsigned int status)
+static void das1800_handle_dma(struct comedi_device *dev,
+			       struct comedi_subdevice *s, unsigned int status)
 {
 	unsigned long flags;
 	const int dual_dma = devpriv->irq_dma_bits & DMA_DUAL;
 
 	flags = claim_dma_lock();
 	das1800_flush_dma_channel(dev, s, devpriv->dma_current,
-		devpriv->dma_current_buf);
+				  devpriv->dma_current_buf);
 	/*  re-enable  dma channel */
 	set_dma_addr(devpriv->dma_current,
-		virt_to_bus(devpriv->dma_current_buf));
+		     virt_to_bus(devpriv->dma_current_buf));
 	set_dma_count(devpriv->dma_current, devpriv->dma_transfer_size);
 	enable_dma(devpriv->dma_current);
 	release_dma_lock(flags);
@@ -999,14 +1023,14 @@ static void das1800_handle_dma(struct comedi_device *dev, struct comedi_subdevic
 }
 
 static inline uint16_t munge_bipolar_sample(const struct comedi_device *dev,
-	uint16_t sample)
+					    uint16_t sample)
 {
 	sample += 1 << (thisboard->resolution - 1);
 	return sample;
 }
 
-static void munge_data(struct comedi_device *dev, uint16_t *array,
-	unsigned int num_elements)
+static void munge_data(struct comedi_device *dev, uint16_t * array,
+		       unsigned int num_elements)
 {
 	unsigned int i;
 	int unipolar;
@@ -1024,8 +1048,9 @@ static void munge_data(struct comedi_device *dev, uint16_t *array,
 
 /* Utility function used by das1800_flush_dma() and das1800_handle_dma().
  * Assumes dma lock is held */
-static void das1800_flush_dma_channel(struct comedi_device *dev, struct comedi_subdevice *s,
-	unsigned int channel, uint16_t *buffer)
+static void das1800_flush_dma_channel(struct comedi_device *dev,
+				      struct comedi_subdevice *s,
+				      unsigned int channel, uint16_t * buffer)
 {
 	unsigned int num_bytes, num_samples;
 	struct comedi_cmd *cmd = &s->async->cmd;
@@ -1054,14 +1079,15 @@ static void das1800_flush_dma_channel(struct comedi_device *dev, struct comedi_s
 
 /* flushes remaining data from board when external trigger has stopped aquisition
  * and we are using dma transfers */
-static void das1800_flush_dma(struct comedi_device *dev, struct comedi_subdevice *s)
+static void das1800_flush_dma(struct comedi_device *dev,
+			      struct comedi_subdevice *s)
 {
 	unsigned long flags;
 	const int dual_dma = devpriv->irq_dma_bits & DMA_DUAL;
 
 	flags = claim_dma_lock();
 	das1800_flush_dma_channel(dev, s, devpriv->dma_current,
-		devpriv->dma_current_buf);
+				  devpriv->dma_current_buf);
 
 	if (dual_dma) {
 		/*  switch to other channel and flush it */
@@ -1073,7 +1099,7 @@ static void das1800_flush_dma(struct comedi_device *dev, struct comedi_subdevice
 			devpriv->dma_current_buf = devpriv->ai_buf0;
 		}
 		das1800_flush_dma_channel(dev, s, devpriv->dma_current,
-			devpriv->dma_current_buf);
+					  devpriv->dma_current_buf);
 	}
 
 	release_dma_lock(flags);
@@ -1085,7 +1111,7 @@ static void das1800_flush_dma(struct comedi_device *dev, struct comedi_subdevice
 }
 
 static void das1800_handle_fifo_half_full(struct comedi_device *dev,
-	struct comedi_subdevice *s)
+					  struct comedi_subdevice *s)
 {
 	int numPoints = 0;	/* number of points to read */
 	struct comedi_cmd *cmd = &s->async->cmd;
@@ -1097,14 +1123,14 @@ static void das1800_handle_fifo_half_full(struct comedi_device *dev,
 	insw(dev->iobase + DAS1800_FIFO, devpriv->ai_buf0, numPoints);
 	munge_data(dev, devpriv->ai_buf0, numPoints);
 	cfc_write_array_to_buffer(s, devpriv->ai_buf0,
-		numPoints * sizeof(devpriv->ai_buf0[0]));
+				  numPoints * sizeof(devpriv->ai_buf0[0]));
 	if (cmd->stop_src == TRIG_COUNT)
 		devpriv->count -= numPoints;
 	return;
 }
 
 static void das1800_handle_fifo_not_empty(struct comedi_device *dev,
-	struct comedi_subdevice *s)
+					  struct comedi_subdevice *s)
 {
 	short dpnt;
 	int unipolar;
@@ -1140,8 +1166,9 @@ static int das1800_cancel(struct comedi_device *dev, struct comedi_subdevice *s)
 }
 
 /* test analog input cmd */
-static int das1800_ai_do_cmdtest(struct comedi_device *dev, struct comedi_subdevice *s,
-	struct comedi_cmd *cmd)
+static int das1800_ai_do_cmdtest(struct comedi_device *dev,
+				 struct comedi_subdevice *s,
+				 struct comedi_cmd *cmd)
 {
 	int err = 0;
 	int tmp;
@@ -1185,17 +1212,17 @@ static int das1800_ai_do_cmdtest(struct comedi_device *dev, struct comedi_subdev
 	if (cmd->start_src != TRIG_NOW && cmd->start_src != TRIG_EXT)
 		err++;
 	if (cmd->scan_begin_src != TRIG_FOLLOW &&
-		cmd->scan_begin_src != TRIG_TIMER &&
-		cmd->scan_begin_src != TRIG_EXT)
+	    cmd->scan_begin_src != TRIG_TIMER &&
+	    cmd->scan_begin_src != TRIG_EXT)
 		err++;
 	if (cmd->convert_src != TRIG_TIMER && cmd->convert_src != TRIG_EXT)
 		err++;
 	if (cmd->stop_src != TRIG_COUNT &&
-		cmd->stop_src != TRIG_NONE && cmd->stop_src != TRIG_EXT)
+	    cmd->stop_src != TRIG_NONE && cmd->stop_src != TRIG_EXT)
 		err++;
 	/* compatibility check */
 	if (cmd->scan_begin_src != TRIG_FOLLOW &&
-		cmd->convert_src != TRIG_TIMER)
+	    cmd->convert_src != TRIG_TIMER)
 		err++;
 
 	if (err)
@@ -1250,9 +1277,11 @@ static int das1800_ai_do_cmdtest(struct comedi_device *dev, struct comedi_subdev
 			tmp_arg = cmd->convert_arg;
 			/* calculate counter values that give desired timing */
 			i8253_cascade_ns_to_timer_2div(TIMER_BASE,
-				&(devpriv->divisor1), &(devpriv->divisor2),
-				&(cmd->convert_arg),
-				cmd->flags & TRIG_ROUND_MASK);
+						       &(devpriv->divisor1),
+						       &(devpriv->divisor2),
+						       &(cmd->convert_arg),
+						       cmd->
+						       flags & TRIG_ROUND_MASK);
 			if (tmp_arg != cmd->convert_arg)
 				err++;
 		}
@@ -1261,27 +1290,32 @@ static int das1800_ai_do_cmdtest(struct comedi_device *dev, struct comedi_subdev
 			/*  check that convert_arg is compatible */
 			tmp_arg = cmd->convert_arg;
 			cmd->convert_arg =
-				burst_convert_arg(cmd->convert_arg,
-				cmd->flags & TRIG_ROUND_MASK);
+			    burst_convert_arg(cmd->convert_arg,
+					      cmd->flags & TRIG_ROUND_MASK);
 			if (tmp_arg != cmd->convert_arg)
 				err++;
 
 			if (cmd->scan_begin_src == TRIG_TIMER) {
 				/*  if scans are timed faster than conversion rate allows */
 				if (cmd->convert_arg * cmd->chanlist_len >
-					cmd->scan_begin_arg) {
+				    cmd->scan_begin_arg) {
 					cmd->scan_begin_arg =
-						cmd->convert_arg *
-						cmd->chanlist_len;
+					    cmd->convert_arg *
+					    cmd->chanlist_len;
 					err++;
 				}
 				tmp_arg = cmd->scan_begin_arg;
 				/* calculate counter values that give desired timing */
 				i8253_cascade_ns_to_timer_2div(TIMER_BASE,
-					&(devpriv->divisor1),
-					&(devpriv->divisor2),
-					&(cmd->scan_begin_arg),
-					cmd->flags & TRIG_ROUND_MASK);
+							       &(devpriv->
+								 divisor1),
+							       &(devpriv->
+								 divisor2),
+							       &(cmd->
+								 scan_begin_arg),
+							       cmd->
+							       flags &
+							       TRIG_ROUND_MASK);
 				if (tmp_arg != cmd->scan_begin_arg)
 					err++;
 			}
@@ -1297,7 +1331,7 @@ static int das1800_ai_do_cmdtest(struct comedi_device *dev, struct comedi_subdev
 		for (i = 1; i < cmd->chanlist_len; i++) {
 			if (unipolar != (CR_RANGE(cmd->chanlist[i]) & UNIPOLAR)) {
 				comedi_error(dev,
-					"unipolar and bipolar ranges cannot be mixed in the chanlist");
+					     "unipolar and bipolar ranges cannot be mixed in the chanlist");
 				err++;
 				break;
 			}
@@ -1394,9 +1428,11 @@ static int setup_counters(struct comedi_device *dev, struct comedi_cmd cmd)
 		if (cmd.convert_src == TRIG_TIMER) {
 			/* set conversion frequency */
 			i8253_cascade_ns_to_timer_2div(TIMER_BASE,
-				&(devpriv->divisor1), &(devpriv->divisor2),
-				&(cmd.convert_arg),
-				cmd.flags & TRIG_ROUND_MASK);
+						       &(devpriv->divisor1),
+						       &(devpriv->divisor2),
+						       &(cmd.convert_arg),
+						       cmd.
+						       flags & TRIG_ROUND_MASK);
 			if (das1800_set_frequency(dev) < 0) {
 				return -1;
 			}
@@ -1405,8 +1441,9 @@ static int setup_counters(struct comedi_device *dev, struct comedi_cmd cmd)
 	case TRIG_TIMER:	/*  in burst mode */
 		/* set scan frequency */
 		i8253_cascade_ns_to_timer_2div(TIMER_BASE, &(devpriv->divisor1),
-			&(devpriv->divisor2), &(cmd.scan_begin_arg),
-			cmd.flags & TRIG_ROUND_MASK);
+					       &(devpriv->divisor2),
+					       &(cmd.scan_begin_arg),
+					       cmd.flags & TRIG_ROUND_MASK);
 		if (das1800_set_frequency(dev) < 0) {
 			return -1;
 		}
@@ -1478,9 +1515,9 @@ static void program_chanlist(struct comedi_device *dev, struct comedi_cmd cmd)
 	/* make channel / gain list */
 	for (i = 0; i < n; i++) {
 		chan_range =
-			CR_CHAN(cmd.chanlist[i]) | ((CR_RANGE(cmd.
-					chanlist[i]) & range_mask) <<
-			range_bitshift);
+		    CR_CHAN(cmd.
+			    chanlist[i]) | ((CR_RANGE(cmd.chanlist[i]) &
+					     range_mask) << range_bitshift);
 		outw(chan_range, dev->iobase + DAS1800_QRAM);
 	}
 	outb(n - 1, dev->iobase + DAS1800_QRAM_ADDRESS);	/*finish write to QRAM */
@@ -1490,7 +1527,8 @@ static void program_chanlist(struct comedi_device *dev, struct comedi_cmd cmd)
 }
 
 /* analog input do_cmd */
-static int das1800_ai_do_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
+static int das1800_ai_do_cmd(struct comedi_device *dev,
+			     struct comedi_subdevice *s)
 {
 	int ret;
 	int control_a, control_c;
@@ -1499,7 +1537,7 @@ static int das1800_ai_do_cmd(struct comedi_device *dev, struct comedi_subdevice
 
 	if (!dev->irq) {
 		comedi_error(dev,
-			"no irq assigned for das-1800, cannot do hardware conversions");
+			     "no irq assigned for das-1800, cannot do hardware conversions");
 		return -1;
 	}
 
@@ -1542,7 +1580,7 @@ static int das1800_ai_do_cmd(struct comedi_device *dev, struct comedi_subdevice
 	if (control_c & BMDE) {
 		/*  program conversion period with number of microseconds minus 1 */
 		outb(cmd.convert_arg / 1000 - 1,
-			dev->iobase + DAS1800_BURST_RATE);
+		     dev->iobase + DAS1800_BURST_RATE);
 		outb(cmd.chanlist_len - 1, dev->iobase + DAS1800_BURST_LENGTH);
 	}
 	outb(devpriv->irq_dma_bits, dev->iobase + DAS1800_CONTROL_B);	/*  enable irq/dma */
@@ -1553,8 +1591,9 @@ static int das1800_ai_do_cmd(struct comedi_device *dev, struct comedi_subdevice
 }
 
 /* read analog input */
-static int das1800_ai_rinsn(struct comedi_device *dev, struct comedi_subdevice *s,
-	struct comedi_insn *insn, unsigned int *data)
+static int das1800_ai_rinsn(struct comedi_device *dev,
+			    struct comedi_subdevice *s,
+			    struct comedi_insn *insn, unsigned int *data)
 {
 	int i, n;
 	int chan, range, aref, chan_range;
@@ -1613,8 +1652,9 @@ static int das1800_ai_rinsn(struct comedi_device *dev, struct comedi_subdevice *
 }
 
 /* writes to an analog output channel */
-static int das1800_ao_winsn(struct comedi_device *dev, struct comedi_subdevice *s,
-	struct comedi_insn *insn, unsigned int *data)
+static int das1800_ao_winsn(struct comedi_device *dev,
+			    struct comedi_subdevice *s,
+			    struct comedi_insn *insn, unsigned int *data)
 {
 	int chan = CR_CHAN(insn->chanspec);
 /* int range = CR_RANGE(insn->chanspec); */
@@ -1642,8 +1682,9 @@ static int das1800_ao_winsn(struct comedi_device *dev, struct comedi_subdevice *
 }
 
 /* reads from digital input channels */
-static int das1800_di_rbits(struct comedi_device *dev, struct comedi_subdevice *s,
-	struct comedi_insn *insn, unsigned int *data)
+static int das1800_di_rbits(struct comedi_device *dev,
+			    struct comedi_subdevice *s,
+			    struct comedi_insn *insn, unsigned int *data)
 {
 
 	data[1] = inb(dev->iobase + DAS1800_DIGITAL) & 0xf;
@@ -1653,8 +1694,9 @@ static int das1800_di_rbits(struct comedi_device *dev, struct comedi_subdevice *
 }
 
 /* writes to digital output channels */
-static int das1800_do_wbits(struct comedi_device *dev, struct comedi_subdevice *s,
-	struct comedi_insn *insn, unsigned int *data)
+static int das1800_do_wbits(struct comedi_device *dev,
+			    struct comedi_subdevice *s,
+			    struct comedi_insn *insn, unsigned int *data)
 {
 	unsigned int wbits;
 
@@ -1679,11 +1721,11 @@ static int das1800_set_frequency(struct comedi_device *dev)
 
 	/*  counter 1, mode 2 */
 	if (i8254_load(dev->iobase + DAS1800_COUNTER, 0, 1, devpriv->divisor1,
-			2))
+		       2))
 		err++;
 	/*  counter 2, mode 2 */
 	if (i8254_load(dev->iobase + DAS1800_COUNTER, 0, 2, devpriv->divisor2,
-			2))
+		       2))
 		err++;
 	if (err)
 		return -1;
@@ -1736,7 +1778,7 @@ static unsigned int suggest_transfer_size(struct comedi_cmd *cmd)
 		break;
 	case TRIG_TIMER:
 		size = (fill_time / (cmd->scan_begin_arg * cmd->chanlist_len)) *
-			sample_size;
+		    sample_size;
 		break;
 	default:
 		size = DMA_BUF_SIZE;
@@ -1747,7 +1789,7 @@ static unsigned int suggest_transfer_size(struct comedi_cmd *cmd)
 	max_size = DMA_BUF_SIZE;
 	/*  if we are taking limited number of conversions, limit transfer size to that */
 	if (cmd->stop_src == TRIG_COUNT &&
-		cmd->stop_arg * cmd->chanlist_len * sample_size < max_size)
+	    cmd->stop_arg * cmd->chanlist_len * sample_size < max_size)
 		max_size = cmd->stop_arg * cmd->chanlist_len * sample_size;
 
 	if (size > max_size)