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Message-Id: <1269108850-1414-3-git-send-email-tsanghan@gmail.com>
Date: Sun, 21 Mar 2010 02:14:03 +0800
From: Jason Wong <tsanghan@...il.com>
To: gregkh@...e.de
Cc: devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
Jason Wong <tsanghan@...il.com>
Subject: [PATCH 2/9] Staging: comedi: amplc_pci230: fix brace coding style issue
Fixed multiple brace coding style issue.
Signed-off-by: Jason Wong <tsanghan@...il.com>
---
drivers/staging/comedi/drivers/amplc_pci230.c | 132 ++++++++++++------------
1 files changed, 66 insertions(+), 66 deletions(-)
diff --git a/drivers/staging/comedi/drivers/amplc_pci230.c b/drivers/staging/comedi/drivers/amplc_pci230.c
index 091a1a5..7fffd96 100644
--- a/drivers/staging/comedi/drivers/amplc_pci230.c
+++ b/drivers/staging/comedi/drivers/amplc_pci230.c
@@ -669,9 +669,9 @@ static short pci230_ai_read(struct comedi_device *dev)
/* If a bipolar range was specified, mangle it (twos
* complement->straight binary). */
- if (devpriv->ai_bipolar) {
+ if (devpriv->ai_bipolar)
data ^= 1 << (thisboard->ai_bits - 1);
- }
+
return data;
}
@@ -680,9 +680,9 @@ static inline unsigned short pci230_ao_mangle_datum(struct comedi_device *dev,
{
/* If a bipolar range was specified, mangle it (straight binary->twos
* complement). */
- if (devpriv->ao_bipolar) {
+ if (devpriv->ao_bipolar)
datum ^= 1 << (thisboard->ao_bits - 1);
- }
+
/* PCI230 is 12 bit - stored in upper bits of 16 bit register (lower
* four bits reserved for expansion). */
@@ -734,9 +734,9 @@ static int pci230_attach(struct comedi_device *dev, struct comedi_devconfig *it)
/* Allocate the private structure area using alloc_private().
* Macro defined in comedidev.h - memsets struct fields to 0. */
- if ((alloc_private(dev, sizeof(struct pci230_private))) < 0) {
+ if ((alloc_private(dev, sizeof(struct pci230_private))) < 0)
return -ENOMEM;
- }
+
spin_lock_init(&devpriv->isr_spinlock);
spin_lock_init(&devpriv->res_spinlock);
spin_lock_init(&devpriv->ai_stop_spinlock);
@@ -991,9 +991,9 @@ static int pci230_detach(struct comedi_device *dev)
if (devpriv) {
if (devpriv->pci_dev) {
- if (dev->iobase) {
+ if (dev->iobase)
comedi_pci_disable(devpriv->pci_dev);
- }
+
pci_dev_put(devpriv->pci_dev);
}
}
@@ -1055,9 +1055,9 @@ static void put_resources(struct comedi_device *dev, unsigned int res_mask,
&& (res_mask != 0); b <<= 1, i++) {
if ((res_mask & b) != 0) {
res_mask &= ~b;
- if (devpriv->res_owner[i] == owner) {
+ if (devpriv->res_owner[i] == owner)
devpriv->res_owner[i] = OWNER_NONE;
- }
+
}
}
spin_unlock_irqrestore(&devpriv->res_spinlock, irqflags);
@@ -1132,11 +1132,11 @@ static int pci230_ai_rinsn(struct comedi_device *dev,
}
devpriv->adcg = (devpriv->adcg & ~(3 << gainshift))
| (pci230_ai_gain[range] << gainshift);
- if (devpriv->ai_bipolar) {
+ if (devpriv->ai_bipolar)
adccon |= PCI230_ADC_IR_BIP;
- } else {
+ else
adccon |= PCI230_ADC_IR_UNI;
- }
+
/* Enable only this channel in the scan list - otherwise by default
* we'll get one sample from each channel. */
@@ -1408,13 +1408,13 @@ static int pci230_ao_cmdtest(struct comedi_device *dev,
chan = CR_CHAN(cmd->chanlist[n]);
range = CR_RANGE(cmd->chanlist[n]);
/* Channel numbers must strictly increase. */
- if (chan < prev_chan) {
+ if (chan < prev_chan)
errors |= seq_err;
- }
+
/* Ranges must be the same. */
- if (range != first_range) {
+ if (range != first_range)
errors |= range_err;
- }
+
prev_chan = chan;
}
if (errors != 0) {
@@ -1583,9 +1583,9 @@ static int pci230_ao_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
if (cmd->scan_begin_src == TRIG_TIMER) {
/* Claim Z2-CT1. */
- if (!get_one_resource(dev, RES_Z2CT1, OWNER_AOCMD)) {
+ if (!get_one_resource(dev, RES_Z2CT1, OWNER_AOCMD))
return -EBUSY;
- }
+
}
/* Get number of scans required. */
@@ -1609,9 +1609,9 @@ static int pci230_ao_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
unsigned int i;
dacen = 0;
- for (i = 0; i < cmd->chanlist_len; i++) {
+ for (i = 0; i < cmd->chanlist_len; i++)
dacen |= 1 << CR_CHAN(cmd->chanlist[i]);
- }
+
/* Set channel scan list. */
outw(dacen, dev->iobase + PCI230P2_DACEN);
/*
@@ -1656,9 +1656,9 @@ static int pci230_ai_check_scan_period(struct comedi_cmd *cmd)
int err = 0;
chanlist_len = cmd->chanlist_len;
- if (cmd->chanlist_len == 0) {
+ if (cmd->chanlist_len == 0)
chanlist_len = 1;
- }
+
min_scan_period = chanlist_len * cmd->convert_arg;
if ((min_scan_period < chanlist_len)
|| (min_scan_period < cmd->convert_arg)) {
@@ -1777,11 +1777,11 @@ static int pci230_ai_cmdtest(struct comedi_device *dev,
* single-ended or pseudo-differential. */
if (cmd->chanlist && (cmd->chanlist_len > 0)) {
/* Peek analogue reference of first channel. */
- if (CR_AREF(cmd->chanlist[0]) == AREF_DIFF) {
+ if (CR_AREF(cmd->chanlist[0]) == AREF_DIFF)
max_speed_ai = MAX_SPEED_AI_DIFF;
- } else {
+ else
max_speed_ai = MAX_SPEED_AI_SE;
- }
+
} else {
/* No channel list. Assume single-ended. */
max_speed_ai = MAX_SPEED_AI_SE;
@@ -1871,9 +1871,9 @@ static int pci230_ai_cmdtest(struct comedi_device *dev,
}
} else if (cmd->scan_begin_src == TRIG_TIMER) {
/* N.B. cmd->convert_arg is also TRIG_TIMER */
- if (!pci230_ai_check_scan_period(cmd)) {
+ if (!pci230_ai_check_scan_period(cmd))
err++;
- }
+
} else {
if (cmd->scan_begin_arg != 0) {
cmd->scan_begin_arg = 0;
@@ -1961,13 +1961,13 @@ static int pci230_ai_cmdtest(struct comedi_device *dev,
errors |= seq_err;
}
/* Channels must have same AREF. */
- if (aref != prev_aref) {
+ if (aref != prev_aref)
errors |= aref_err;
- }
+
/* Channel ranges must have same polarity. */
- if (polarity != prev_polarity) {
+ if (polarity != prev_polarity)
errors |= polarity_err;
- }
+
/* Single-ended channel pairs must have same
* range. */
if ((aref != AREF_DIFF)
@@ -1987,9 +1987,9 @@ static int pci230_ai_cmdtest(struct comedi_device *dev,
}
/* If channel list is a repeating subsequence, need a whole
* number of repeats. */
- if ((n % subseq_len) != 0) {
+ if ((n % subseq_len) != 0)
errors |= seq_err;
- }
+
if ((devpriv->hwver > 0) && (devpriv->hwver < 4)) {
/*
* Buggy PCI230+ or PCI260+ requires channel 0 to be
@@ -2228,9 +2228,9 @@ static void pci230_ai_start(struct comedi_device *dev,
devpriv->adccon = (devpriv->adccon & ~PCI230_ADC_TRIG_MASK)
| conv;
outw(devpriv->adccon, dev->iobase + PCI230_ADCCON);
- if (cmd->convert_src == TRIG_INT) {
+ if (cmd->convert_src == TRIG_INT)
async->inttrig = pci230_ai_inttrig_convert;
- }
+
/* Update FIFO interrupt trigger level, which is currently
* set to "full". */
pci230_ai_update_fifo_trigger_level(dev, s);
@@ -2345,9 +2345,9 @@ static int pci230_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
}
}
/* Claim resources. */
- if (!get_resources(dev, res_mask, OWNER_AICMD)) {
+ if (!get_resources(dev, res_mask, OWNER_AICMD))
return -EBUSY;
- }
+
/* Get number of scans required. */
if (cmd->stop_src == TRIG_COUNT) {
@@ -2392,11 +2392,11 @@ static int pci230_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
range = CR_RANGE(cmd->chanlist[0]);
devpriv->ai_bipolar = pci230_ai_bipolar[range];
- if (devpriv->ai_bipolar) {
+ if (devpriv->ai_bipolar)
adccon |= PCI230_ADC_IR_BIP;
- } else {
+ else
adccon |= PCI230_ADC_IR_UNI;
- }
+
for (i = 0; i < cmd->chanlist_len; i++) {
unsigned int gainshift;
@@ -2543,9 +2543,9 @@ static unsigned int pci230_choose_clk_count(uint64_t ns, unsigned int *count,
for (clk_src = CLK_10MHZ;; clk_src++) {
cnt = divide_ns(ns, pci230_timebase[clk_src], round_mode);
- if ((cnt <= 65536) || (clk_src == CLK_1KHZ)) {
+ if ((cnt <= 65536) || (clk_src == CLK_1KHZ))
break;
- }
+
}
*count = cnt;
return clk_src;
@@ -2575,9 +2575,9 @@ static void pci230_ct_setup_ns_mode(struct comedi_device *dev, unsigned int ct,
/* Program clock source. */
outb(CLK_CONFIG(ct, clk_src), devpriv->iobase1 + PCI230_ZCLK_SCE);
/* Set initial count. */
- if (count >= 65536) {
+ if (count >= 65536)
count = 0;
- }
+
i8254_write(devpriv->iobase1 + PCI230_Z2_CT_BASE, 0, ct, count);
}
@@ -2599,9 +2599,9 @@ static irqreturn_t pci230_interrupt(int irq, void *d)
/* Read interrupt status/enable register. */
status_int = inb(devpriv->iobase1 + PCI230_INT_STAT);
- if (status_int == PCI230_INT_DISABLE) {
+ if (status_int == PCI230_INT_DISABLE)
return IRQ_NONE;
- }
+
spin_lock_irqsave(&devpriv->isr_spinlock, irqflags);
valid_status_int = devpriv->int_en & status_int;
@@ -2660,9 +2660,9 @@ static void pci230_handle_ao_nofifo(struct comedi_device *dev,
struct comedi_async *async = s->async;
struct comedi_cmd *cmd = &async->cmd;
- if (!devpriv->ao_continuous && (devpriv->ao_scan_count == 0)) {
+ if (!devpriv->ao_continuous && (devpriv->ao_scan_count == 0))
return;
- }
+
for (i = 0; i < cmd->chanlist_len; i++) {
/* Read sample from Comedi's circular buffer. */
@@ -2711,9 +2711,9 @@ static int pci230_handle_ao_fifo(struct comedi_device *dev,
num_scans = comedi_buf_read_n_available(async) / bytes_per_scan;
if (!devpriv->ao_continuous) {
/* Fixed number of scans. */
- if (num_scans > devpriv->ao_scan_count) {
+ if (num_scans > devpriv->ao_scan_count)
num_scans = devpriv->ao_scan_count;
- }
+
if (devpriv->ao_scan_count == 0) {
/* End of acquisition. */
events |= COMEDI_CB_EOA;
@@ -2736,21 +2736,21 @@ static int pci230_handle_ao_fifo(struct comedi_device *dev,
}
if (events == 0) {
/* Determine how much room is in the FIFO (in samples). */
- if ((dacstat & PCI230P2_DAC_FIFO_FULL) != 0) {
+ if ((dacstat & PCI230P2_DAC_FIFO_FULL) != 0)
room = PCI230P2_DAC_FIFOROOM_FULL;
- } else if ((dacstat & PCI230P2_DAC_FIFO_HALF) != 0) {
+ else if ((dacstat & PCI230P2_DAC_FIFO_HALF) != 0)
room = PCI230P2_DAC_FIFOROOM_HALFTOFULL;
- } else if ((dacstat & PCI230P2_DAC_FIFO_EMPTY) != 0) {
+ else if ((dacstat & PCI230P2_DAC_FIFO_EMPTY) != 0)
room = PCI230P2_DAC_FIFOROOM_EMPTY;
- } else {
+ else
room = PCI230P2_DAC_FIFOROOM_ONETOHALF;
- }
+
/* Convert room to number of scans that can be added. */
room /= cmd->chanlist_len;
/* Determine number of scans to process. */
- if (num_scans > room) {
+ if (num_scans > room)
num_scans = room;
- }
+
/* Process scans. */
for (n = 0; n < num_scans; n++) {
for (i = 0; i < cmd->chanlist_len; i++) {
@@ -2817,14 +2817,14 @@ static void pci230_handle_ai(struct comedi_device *dev,
} else {
todo = (devpriv->ai_scan_count * scanlen)
- devpriv->ai_scan_pos;
- if (todo > PCI230_ADC_FIFOLEVEL_HALFFULL) {
+ if (todo > PCI230_ADC_FIFOLEVEL_HALFFULL)
todo = PCI230_ADC_FIFOLEVEL_HALFFULL;
- }
+
}
- if (todo == 0) {
+ if (todo == 0)
return;
- }
+
fifoamount = 0;
for (i = 0; i < todo; i++) {
@@ -2906,9 +2906,9 @@ static void pci230_ao_stop(struct comedi_device *dev,
spin_lock_irqsave(&devpriv->ao_stop_spinlock, irqflags);
started = test_and_clear_bit(AO_CMD_STARTED, &devpriv->state);
spin_unlock_irqrestore(&devpriv->ao_stop_spinlock, irqflags);
- if (!started) {
+ if (!started)
return;
- }
+
cmd = &s->async->cmd;
if (cmd->scan_begin_src == TRIG_TIMER) {
@@ -2968,9 +2968,9 @@ static void pci230_ai_stop(struct comedi_device *dev,
spin_lock_irqsave(&devpriv->ai_stop_spinlock, irqflags);
started = test_and_clear_bit(AI_CMD_STARTED, &devpriv->state);
spin_unlock_irqrestore(&devpriv->ai_stop_spinlock, irqflags);
- if (!started) {
+ if (!started)
return;
- }
+
cmd = &s->async->cmd;
if (cmd->convert_src == TRIG_TIMER) {
--
1.7.0.2
--
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