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, 113 insertions, 107 deletions

diff --git a/drivers/staging/comedi/drivers/pcl816.c b/drivers/staging/comedi/drivers/pcl816.c
index 19465c1b53c3..fa2414500a07 100644
--- a/drivers/staging/comedi/drivers/pcl816.c
+++ b/drivers/staging/comedi/drivers/pcl816.c
@@ -91,16 +91,17 @@ Configuration Options:
 #define MAGIC_DMA_WORD 0x5a5a
 
 static const struct comedi_lrange range_pcl816 = { 8, {
-			BIP_RANGE(10),
-			BIP_RANGE(5),
-			BIP_RANGE(2.5),
-			BIP_RANGE(1.25),
-			UNI_RANGE(10),
-			UNI_RANGE(5),
-			UNI_RANGE(2.5),
-			UNI_RANGE(1.25),
-	}
+						       BIP_RANGE(10),
+						       BIP_RANGE(5),
+						       BIP_RANGE(2.5),
+						       BIP_RANGE(1.25),
+						       UNI_RANGE(10),
+						       UNI_RANGE(5),
+						       UNI_RANGE(2.5),
+						       UNI_RANGE(1.25),
+						       }
 };
+
 struct pcl816_board {
 
 	const char *name;	/*  board name */
@@ -122,33 +123,33 @@ struct pcl816_board {
 	int i8254_osc_base;	/*  1/frequency of on board oscilator in ns */
 };
 
-
 static const struct pcl816_board boardtypes[] = {
 	{"pcl816", 8, 16, 10000, 1, 16, 16, &range_pcl816,
-			&range_pcl816, PCLx1x_RANGE,
-			0x00fc,	/*  IRQ mask */
-			0x0a,	/*  DMA mask */
-			0xffff,	/*  16-bit card */
-			0xffff,	/*  D/A maxdata */
-			1024,
-			1,	/*  ao chan list */
-		100},
+	 &range_pcl816, PCLx1x_RANGE,
+	 0x00fc,		/*  IRQ mask */
+	 0x0a,			/*  DMA mask */
+	 0xffff,		/*  16-bit card */
+	 0xffff,		/*  D/A maxdata */
+	 1024,
+	 1,			/*  ao chan list */
+	 100},
 	{"pcl814b", 8, 16, 10000, 1, 16, 16, &range_pcl816,
-			&range_pcl816, PCLx1x_RANGE,
-			0x00fc,
-			0x0a,
-			0x3fff,	/* 14 bit card */
-			0x3fff,
-			1024,
-			1,
-		100},
+	 &range_pcl816, PCLx1x_RANGE,
+	 0x00fc,
+	 0x0a,
+	 0x3fff,		/* 14 bit card */
+	 0x3fff,
+	 1024,
+	 1,
+	 100},
 };
 
 #define n_boardtypes (sizeof(boardtypes)/sizeof(struct pcl816_board))
 #define devpriv ((struct pcl816_private *)dev->private)
 #define this_board ((const struct pcl816_board *)dev->board_ptr)
 
-static int pcl816_attach(struct comedi_device *dev, struct comedi_devconfig *it);
+static int pcl816_attach(struct comedi_device *dev,
+			 struct comedi_devconfig *it);
 static int pcl816_detach(struct comedi_device *dev);
 
 #ifdef unused
@@ -209,29 +210,32 @@ struct pcl816_private {
 #endif
 };
 
-
 /*
 ==============================================================================
 */
 static int check_and_setup_channel_list(struct comedi_device *dev,
-	struct comedi_subdevice *s, unsigned int *chanlist, int chanlen);
-static int pcl816_ai_cancel(struct comedi_device *dev, struct comedi_subdevice *s);
-static void start_pacer(struct comedi_device *dev, int mode, unsigned int divisor1,
-	unsigned int divisor2);
+					struct comedi_subdevice *s,
+					unsigned int *chanlist, int chanlen);
+static int pcl816_ai_cancel(struct comedi_device *dev,
+			    struct comedi_subdevice *s);
+static void start_pacer(struct comedi_device *dev, int mode,
+			unsigned int divisor1, unsigned int divisor2);
 #ifdef unused
 static int set_rtc_irq_bit(unsigned char bit);
 #endif
 
-static int pcl816_ai_cmdtest(struct comedi_device *dev, struct comedi_subdevice *s,
-	struct comedi_cmd *cmd);
+static int pcl816_ai_cmdtest(struct comedi_device *dev,
+			     struct comedi_subdevice *s,
+			     struct comedi_cmd *cmd);
 static int pcl816_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s);
 
 /*
 ==============================================================================
    ANALOG INPUT MODE0, 816 cards, slow version
 */
-static int pcl816_ai_insn_read(struct comedi_device *dev, struct comedi_subdevice *s,
-	struct comedi_insn *insn, unsigned int *data)
+static int pcl816_ai_insn_read(struct comedi_device *dev,
+			       struct comedi_subdevice *s,
+			       struct comedi_insn *insn, unsigned int *data)
 {
 	int n;
 	int timeout;
@@ -253,12 +257,12 @@ static int pcl816_ai_insn_read(struct comedi_device *dev, struct comedi_subdevic
 		timeout = 100;
 		while (timeout--) {
 			if (!(inb(dev->iobase + PCL816_STATUS) &
-					PCL816_STATUS_DRDY_MASK)) {
+			      PCL816_STATUS_DRDY_MASK)) {
 				/*  return read value */
 				data[n] =
-					((inb(dev->iobase +
-							PCL816_AD_HI) << 8) |
-					(inb(dev->iobase + PCL816_AD_LO)));
+				    ((inb(dev->iobase +
+					  PCL816_AD_HI) << 8) |
+				     (inb(dev->iobase + PCL816_AD_LO)));
 
 				outb(0, dev->iobase + PCL816_CLRINT);	/* clear INT (conversion end) flag */
 				break;
@@ -291,7 +295,7 @@ static irqreturn_t interrupt_pcl816_ai_mode13_int(int irq, void *d)
 
 	while (timeout--) {
 		if (!(inb(dev->iobase + PCL816_STATUS) &
-				PCL816_STATUS_DRDY_MASK))
+		      PCL816_STATUS_DRDY_MASK))
 			break;
 		udelay(1);
 	}
@@ -334,8 +338,9 @@ static irqreturn_t interrupt_pcl816_ai_mode13_int(int irq, void *d)
 ==============================================================================
    analog input dma mode 1 & 3, 816 cards
 */
-static void transfer_from_dma_buf(struct comedi_device *dev, struct comedi_subdevice *s,
-	short *ptr, unsigned int bufptr, unsigned int len)
+static void transfer_from_dma_buf(struct comedi_device *dev,
+				  struct comedi_subdevice *s, short *ptr,
+				  unsigned int bufptr, unsigned int len)
 {
 	int i;
 
@@ -346,7 +351,7 @@ static void transfer_from_dma_buf(struct comedi_device *dev, struct comedi_subde
 		comedi_buf_put(s->async, ptr[bufptr++]);
 
 		if (++devpriv->ai_act_chanlist_pos >=
-			devpriv->ai_act_chanlist_len) {
+		    devpriv->ai_act_chanlist_len) {
 			devpriv->ai_act_chanlist_pos = 0;
 			devpriv->ai_act_scan++;
 		}
@@ -381,10 +386,11 @@ static irqreturn_t interrupt_pcl816_ai_mode13_dma(int irq, void *d)
 		dma_flags = claim_dma_lock();
 /* clear_dma_ff (devpriv->dma); */
 		set_dma_addr(devpriv->dma,
-			devpriv->hwdmaptr[devpriv->next_dma_buf]);
+			     devpriv->hwdmaptr[devpriv->next_dma_buf]);
 		if (devpriv->dma_runs_to_end) {
 			set_dma_count(devpriv->dma,
-				devpriv->hwdmasize[devpriv->next_dma_buf]);
+				      devpriv->hwdmasize[devpriv->
+							 next_dma_buf]);
 		} else {
 			set_dma_count(devpriv->dma, devpriv->last_dma_run);
 		}
@@ -395,7 +401,7 @@ static irqreturn_t interrupt_pcl816_ai_mode13_dma(int irq, void *d)
 	devpriv->dma_runs_to_end--;
 	outb(0, dev->iobase + PCL816_CLRINT);	/* clear INT request */
 
-	ptr = (short *) devpriv->dmabuf[this_dma_buf];
+	ptr = (short *)devpriv->dmabuf[this_dma_buf];
 
 	len = (devpriv->hwdmasize[0] >> 1) - devpriv->ai_poll_ptr;
 	bufptr = devpriv->ai_poll_ptr;
@@ -430,7 +436,7 @@ static irqreturn_t interrupt_pcl816(int irq, void *d)
 
 	outb(0, dev->iobase + PCL816_CLRINT);	/* clear INT request */
 	if ((!dev->irq) | (!devpriv->irq_free) | (!devpriv->irq_blocked) |
-		(!devpriv->int816_mode)) {
+	    (!devpriv->int816_mode)) {
 		if (devpriv->irq_was_now_closed) {
 			devpriv->irq_was_now_closed = 0;
 			/*  comedi_error(dev,"last IRQ.."); */
@@ -450,26 +456,26 @@ static irqreturn_t interrupt_pcl816(int irq, void *d)
 static void pcl816_cmdtest_out(int e, struct comedi_cmd *cmd)
 {
 	printk("pcl816 e=%d startsrc=%x scansrc=%x convsrc=%x\n", e,
-		cmd->start_src, cmd->scan_begin_src, cmd->convert_src);
+	       cmd->start_src, cmd->scan_begin_src, cmd->convert_src);
 	printk("pcl816 e=%d startarg=%d scanarg=%d convarg=%d\n", e,
-		cmd->start_arg, cmd->scan_begin_arg, cmd->convert_arg);
+	       cmd->start_arg, cmd->scan_begin_arg, cmd->convert_arg);
 	printk("pcl816 e=%d stopsrc=%x scanend=%x\n", e, cmd->stop_src,
-		cmd->scan_end_src);
+	       cmd->scan_end_src);
 	printk("pcl816 e=%d stoparg=%d scanendarg=%d chanlistlen=%d\n", e,
-		cmd->stop_arg, cmd->scan_end_arg, cmd->chanlist_len);
+	       cmd->stop_arg, cmd->scan_end_arg, cmd->chanlist_len);
 }
 
 /*
 ==============================================================================
 */
-static int pcl816_ai_cmdtest(struct comedi_device *dev, struct comedi_subdevice *s,
-	struct comedi_cmd *cmd)
+static int pcl816_ai_cmdtest(struct comedi_device *dev,
+			     struct comedi_subdevice *s, struct comedi_cmd *cmd)
 {
 	int err = 0;
 	int tmp, divisor1, divisor2;
 
-	DEBUG(printk("pcl816 pcl812_ai_cmdtest\n");
-		pcl816_cmdtest_out(-1, cmd););
+	DEBUG(printk("pcl816 pcl812_ai_cmdtest\n"); pcl816_cmdtest_out(-1, cmd);
+	    );
 
 	/* step 1: make sure trigger sources are trivially valid */
 	tmp = cmd->start_src;
@@ -582,8 +588,9 @@ static int pcl816_ai_cmdtest(struct comedi_device *dev, struct comedi_subdevice
 	if (cmd->convert_src == TRIG_TIMER) {
 		tmp = cmd->convert_arg;
 		i8253_cascade_ns_to_timer(this_board->i8254_osc_base,
-			&divisor1, &divisor2, &cmd->convert_arg,
-			cmd->flags & TRIG_ROUND_MASK);
+					  &divisor1, &divisor2,
+					  &cmd->convert_arg,
+					  cmd->flags & TRIG_ROUND_MASK);
 		if (cmd->convert_arg < this_board->ai_ns_min)
 			cmd->convert_arg = this_board->ai_ns_min;
 		if (tmp != cmd->convert_arg)
@@ -619,8 +626,8 @@ static int pcl816_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
 			cmd->convert_arg = this_board->ai_ns_min;
 
 		i8253_cascade_ns_to_timer(this_board->i8254_osc_base, &divisor1,
-			&divisor2, &cmd->convert_arg,
-			cmd->flags & TRIG_ROUND_MASK);
+					  &divisor2, &cmd->convert_arg,
+					  cmd->flags & TRIG_ROUND_MASK);
 		if (divisor1 == 1) {	/*  PCL816 crash if any divisor is set to 1 */
 			divisor1 = 2;
 			divisor2 /= 2;
@@ -634,7 +641,7 @@ static int pcl816_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
 	start_pacer(dev, -1, 0, 0);	/*  stop pacer */
 
 	if (!check_and_setup_channel_list(dev, s, cmd->chanlist,
-			cmd->chanlist_len))
+					  cmd->chanlist_len))
 		return -EINVAL;
 	udelay(1);
 
@@ -732,8 +739,8 @@ static int pcl816_ai_poll(struct comedi_device *dev, struct comedi_subdevice *s)
 	}
 
 	transfer_from_dma_buf(dev, s,
-		(short *) devpriv->dmabuf[devpriv->next_dma_buf],
-		devpriv->ai_poll_ptr, top2);
+			      (short *)devpriv->dmabuf[devpriv->next_dma_buf],
+			      devpriv->ai_poll_ptr, top2);
 
 	devpriv->ai_poll_ptr = top1;	/*  new buffer position */
 	spin_unlock_irqrestore(&dev->spinlock, flags);
@@ -745,7 +752,8 @@ static int pcl816_ai_poll(struct comedi_device *dev, struct comedi_subdevice *s)
 ==============================================================================
  cancel any mode 1-4 AI
 */
-static int pcl816_ai_cancel(struct comedi_device *dev, struct comedi_subdevice *s)
+static int pcl816_ai_cancel(struct comedi_device *dev,
+			    struct comedi_subdevice *s)
 {
 /* DEBUG(printk("pcl816_ai_cancel()\n");) */
 
@@ -781,9 +789,8 @@ static int pcl816_ai_cancel(struct comedi_device *dev, struct comedi_subdevice *
 		}
 	}
 
-	DEBUG(printk("comedi: pcl816_ai_cancel() successful\n");
-		)
-		return 0;
+	DEBUG(printk("comedi: pcl816_ai_cancel() successful\n");)
+	    return 0;
 }
 
 /*
@@ -836,7 +843,7 @@ static void pcl816_reset(struct comedi_device *dev)
 */
 static void
 start_pacer(struct comedi_device *dev, int mode, unsigned int divisor1,
-	unsigned int divisor2)
+	    unsigned int divisor2)
 {
 	outb(0x32, dev->iobase + PCL816_CTRCTL);
 	outb(0xff, dev->iobase + PCL816_CTR0);
@@ -865,8 +872,9 @@ start_pacer(struct comedi_device *dev, int mode, unsigned int divisor1,
  If it's ok, then program scan/gain logic
 */
 static int
-check_and_setup_channel_list(struct comedi_device *dev, struct comedi_subdevice *s,
-	unsigned int *chanlist, int chanlen)
+check_and_setup_channel_list(struct comedi_device *dev,
+			     struct comedi_subdevice *s, unsigned int *chanlist,
+			     int chanlen)
 {
 	unsigned int chansegment[16];
 	unsigned int i, nowmustbechan, seglen, segpos;
@@ -882,18 +890,17 @@ check_and_setup_channel_list(struct comedi_device *dev, struct comedi_subdevice
 		for (i = 1, seglen = 1; i < chanlen; i++, seglen++) {
 			/*  build part of chanlist */
 			DEBUG(printk("%d. %d %d\n", i, CR_CHAN(chanlist[i]),
-					CR_RANGE(chanlist[i]));
-				)
-				if (chanlist[0] == chanlist[i])
+				     CR_RANGE(chanlist[i]));)
+			    if (chanlist[0] == chanlist[i])
 				break;	/*  we detect loop, this must by finish */
 			nowmustbechan =
-				(CR_CHAN(chansegment[i - 1]) + 1) % chanlen;
+			    (CR_CHAN(chansegment[i - 1]) + 1) % chanlen;
 			if (nowmustbechan != CR_CHAN(chanlist[i])) {
 				/*  channel list isn't continous :-( */
 				printk
-					("comedi%d: pcl816: channel list must be continous! chanlist[%i]=%d but must be %d or %d!\n",
-					dev->minor, i, CR_CHAN(chanlist[i]),
-					nowmustbechan, CR_CHAN(chanlist[0]));
+				    ("comedi%d: pcl816: channel list must be continous! chanlist[%i]=%d but must be %d or %d!\n",
+				     dev->minor, i, CR_CHAN(chanlist[i]),
+				     nowmustbechan, CR_CHAN(chanlist[0]));
 				return 0;
 			}
 			chansegment[i] = chanlist[i];	/*  well, this is next correct channel in list */
@@ -901,20 +908,19 @@ check_and_setup_channel_list(struct comedi_device *dev, struct comedi_subdevice
 
 		for (i = 0, segpos = 0; i < chanlen; i++) {	/*  check whole chanlist */
 			DEBUG(printk("%d %d=%d %d\n",
-					CR_CHAN(chansegment[i % seglen]),
-					CR_RANGE(chansegment[i % seglen]),
-					CR_CHAN(chanlist[i]),
-					CR_RANGE(chanlist[i]));
-				)
-				if (chanlist[i] != chansegment[i % seglen]) {
+				     CR_CHAN(chansegment[i % seglen]),
+				     CR_RANGE(chansegment[i % seglen]),
+				     CR_CHAN(chanlist[i]),
+				     CR_RANGE(chanlist[i]));)
+			    if (chanlist[i] != chansegment[i % seglen]) {
 				printk
-					("comedi%d: pcl816: bad channel or range number! chanlist[%i]=%d,%d,%d and not %d,%d,%d!\n",
-					dev->minor, i, CR_CHAN(chansegment[i]),
-					CR_RANGE(chansegment[i]),
-					CR_AREF(chansegment[i]),
-					CR_CHAN(chanlist[i % seglen]),
-					CR_RANGE(chanlist[i % seglen]),
-					CR_AREF(chansegment[i % seglen]));
+				    ("comedi%d: pcl816: bad channel or range number! chanlist[%i]=%d,%d,%d and not %d,%d,%d!\n",
+				     dev->minor, i, CR_CHAN(chansegment[i]),
+				     CR_RANGE(chansegment[i]),
+				     CR_AREF(chansegment[i]),
+				     CR_CHAN(chanlist[i % seglen]),
+				     CR_RANGE(chanlist[i % seglen]),
+				     CR_AREF(chansegment[i % seglen]));
 				return 0;	/*  chan/gain list is strange */
 			}
 		}
@@ -997,7 +1003,7 @@ static void free_resources(struct comedi_device *dev)
 		if ((devpriv->dma_rtc) && (RTC_lock == 1)) {
 			if (devpriv->rtc_iobase)
 				release_region(devpriv->rtc_iobase,
-					devpriv->rtc_iosize);
+					       devpriv->rtc_iosize);
 		}
 #endif
 	}
@@ -1027,7 +1033,7 @@ static int pcl816_attach(struct comedi_device *dev, struct comedi_devconfig *it)
 	/* claim our I/O space */
 	iobase = it->options[0];
 	printk("comedi%d: pcl816:  board=%s, ioport=0x%03lx", dev->minor,
-		this_board->name, iobase);
+	       this_board->name, iobase);
 
 	if (!request_region(iobase, this_board->io_range, "pcl816")) {
 		printk("I/O port conflict\n");
@@ -1055,14 +1061,15 @@ static int pcl816_attach(struct comedi_device *dev, struct comedi_devconfig *it)
 		if (irq) {	/* we want to use IRQ */
 			if (((1 << irq) & this_board->IRQbits) == 0) {
 				printk
-					(", IRQ %u is out of allowed range, DISABLING IT",
-					irq);
+				    (", IRQ %u is out of allowed range, DISABLING IT",
+				     irq);
 				irq = 0;	/* Bad IRQ */
 			} else {
-				if (request_irq(irq, interrupt_pcl816, 0, "pcl816", dev)) {
+				if (request_irq
+				    (irq, interrupt_pcl816, 0, "pcl816", dev)) {
 					printk
-						(", unable to allocate IRQ %u, DISABLING IT",
-						irq);
+					    (", unable to allocate IRQ %u, DISABLING IT",
+					     irq);
 					irq = 0;	/* Can't use IRQ */
 				} else {
 					printk(", irq=%u", irq);
@@ -1087,7 +1094,7 @@ static int pcl816_attach(struct comedi_device *dev, struct comedi_devconfig *it)
 	if (it->options[2] > 0) {	/*  we want to use DMA */
 		if (RTC_lock == 0) {
 			if (!request_region(RTC_PORT(0), RTC_IO_EXTENT,
-					"pcl816 (RTC)"))
+					    "pcl816 (RTC)"))
 				goto no_rtc;
 		}
 		devpriv->rtc_iobase = RTC_PORT(0);
@@ -1095,7 +1102,7 @@ static int pcl816_attach(struct comedi_device *dev, struct comedi_devconfig *it)
 		RTC_lock++;
 #ifdef UNTESTED_CODE
 		if (!request_irq(RTC_IRQ, interrupt_pcl816_ai_mode13_dma_rtc, 0,
-				"pcl816 DMA (RTC)", dev)) {
+				 "pcl816 DMA (RTC)", dev)) {
 			devpriv->dma_rtc = 1;
 			devpriv->rtc_irq = RTC_IRQ;
 			printk(", dma_irq=%u", devpriv->rtc_irq);
@@ -1104,7 +1111,7 @@ static int pcl816_attach(struct comedi_device *dev, struct comedi_devconfig *it)
 			if (RTC_lock == 0) {
 				if (devpriv->rtc_iobase)
 					release_region(devpriv->rtc_iobase,
-						devpriv->rtc_iosize);
+						       devpriv->rtc_iosize);
 			}
 			devpriv->rtc_iobase = 0;
 			devpriv->rtc_iosize = 0;
@@ -1115,7 +1122,7 @@ static int pcl816_attach(struct comedi_device *dev, struct comedi_devconfig *it)
 
 	}
 
-      no_rtc:
+no_rtc:
 #endif
 	/* grab our DMA */
 	dma = 0;
@@ -1157,17 +1164,17 @@ static int pcl816_attach(struct comedi_device *dev, struct comedi_devconfig *it)
 			devpriv->dmabuf[1] = __get_dma_pages(GFP_KERNEL, pages);
 			if (!devpriv->dmabuf[1]) {
 				printk
-					(", unable to allocate DMA buffer, FAIL!\n");
+				    (", unable to allocate DMA buffer, FAIL!\n");
 				return -EBUSY;
 			}
 			devpriv->dmapages[1] = pages;
 			devpriv->hwdmaptr[1] =
-				virt_to_bus((void *)devpriv->dmabuf[1]);
+			    virt_to_bus((void *)devpriv->dmabuf[1]);
 			devpriv->hwdmasize[1] = (1 << pages) * PAGE_SIZE;
 		}
 	}
 
-      no_dma:
+no_dma:
 
 /*  if (this_board->n_aochan > 0)
     subdevs[1] = COMEDI_SUBD_AO;
@@ -1241,9 +1248,8 @@ case COMEDI_SUBD_DO:
  */
 static int pcl816_detach(struct comedi_device *dev)
 {
-	DEBUG(printk("comedi%d: pcl816: remove\n", dev->minor);
-		)
-		free_resources(dev);
+	DEBUG(printk("comedi%d: pcl816: remove\n", dev->minor);)
+	    free_resources(dev);
 #ifdef unused
 	if (devpriv->dma_rtc)
 		RTC_lock--;