From 25f1a98bfd0b2a097c8477e4b7bdf6dccf3886b6 Mon Sep 17 00:00:00 2001 From: Jason Wong Date: Sat, 13 Mar 2010 00:32:33 +0800 Subject: [PATCH] Staging: comedi: amplc_pci230: fix brace coding style issue Fixed multiple brace coding style issue. Signed-off-by: Jason Wong Signed-off-by: Greg Kroah-Hartman --- drivers/staging/comedi/drivers/amplc_pci230.c | 132 +++++++++--------- 1 file changed, 66 insertions(+), 66 deletions(-) diff --git a/drivers/staging/comedi/drivers/amplc_pci230.c b/drivers/staging/comedi/drivers/amplc_pci230.c index 091a1a5822a8..7fffd967d47e 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) { -- 2.34.1