diff options
Diffstat (limited to 'drivers/staging/comedi/drivers/amplc_pci230.c')
| -rw-r--r-- | drivers/staging/comedi/drivers/amplc_pci230.c | 497 |
1 files changed, 267 insertions, 230 deletions
diff --git a/drivers/staging/comedi/drivers/amplc_pci230.c b/drivers/staging/comedi/drivers/amplc_pci230.c index 21133f068bf3..091a1a5822a8 100644 --- a/drivers/staging/comedi/drivers/amplc_pci230.c +++ b/drivers/staging/comedi/drivers/amplc_pci230.c @@ -457,62 +457,63 @@ struct pci230_board { }; static const struct pci230_board pci230_boards[] = { { - .name = "pci230+", - .id = PCI_DEVICE_ID_PCI230, - .ai_chans = 16, - .ai_bits = 16, - .ao_chans = 2, - .ao_bits = 12, - .have_dio = 1, - .min_hwver = 1, - }, + .name = "pci230+", + .id = PCI_DEVICE_ID_PCI230, + .ai_chans = 16, + .ai_bits = 16, + .ao_chans = 2, + .ao_bits = 12, + .have_dio = 1, + .min_hwver = 1, + }, { - .name = "pci260+", - .id = PCI_DEVICE_ID_PCI260, - .ai_chans = 16, - .ai_bits = 16, - .ao_chans = 0, - .ao_bits = 0, - .have_dio = 0, - .min_hwver = 1, - }, + .name = "pci260+", + .id = PCI_DEVICE_ID_PCI260, + .ai_chans = 16, + .ai_bits = 16, + .ao_chans = 0, + .ao_bits = 0, + .have_dio = 0, + .min_hwver = 1, + }, { - .name = "pci230", - .id = PCI_DEVICE_ID_PCI230, - .ai_chans = 16, - .ai_bits = 12, - .ao_chans = 2, - .ao_bits = 12, - .have_dio = 1, - }, + .name = "pci230", + .id = PCI_DEVICE_ID_PCI230, + .ai_chans = 16, + .ai_bits = 12, + .ao_chans = 2, + .ao_bits = 12, + .have_dio = 1, + }, { - .name = "pci260", - .id = PCI_DEVICE_ID_PCI260, - .ai_chans = 16, - .ai_bits = 12, - .ao_chans = 0, - .ao_bits = 0, - .have_dio = 0, - }, + .name = "pci260", + .id = PCI_DEVICE_ID_PCI260, + .ai_chans = 16, + .ai_bits = 12, + .ao_chans = 0, + .ao_bits = 0, + .have_dio = 0, + }, { - .name = "amplc_pci230", /* Wildcard matches any above */ - .id = PCI_DEVICE_ID_INVALID, - }, + .name = "amplc_pci230", /* Wildcard matches any above */ + .id = PCI_DEVICE_ID_INVALID, + }, }; static DEFINE_PCI_DEVICE_TABLE(pci230_pci_table) = { - {PCI_VENDOR_ID_AMPLICON, PCI_DEVICE_ID_PCI230, PCI_ANY_ID, PCI_ANY_ID, - 0, 0, 0}, - {PCI_VENDOR_ID_AMPLICON, PCI_DEVICE_ID_PCI260, PCI_ANY_ID, PCI_ANY_ID, - 0, 0, 0}, - {0} + { + PCI_VENDOR_ID_AMPLICON, PCI_DEVICE_ID_PCI230, PCI_ANY_ID, + PCI_ANY_ID, 0, 0, 0}, { + PCI_VENDOR_ID_AMPLICON, PCI_DEVICE_ID_PCI260, PCI_ANY_ID, + PCI_ANY_ID, 0, 0, 0}, { + 0} }; MODULE_DEVICE_TABLE(pci, pci230_pci_table); /* * Useful for shorthand access to the particular board structure */ -#define n_pci230_boards (sizeof(pci230_boards)/sizeof(pci230_boards[0])) +#define n_pci230_boards ARRAY_SIZE(pci230_boards) #define thisboard ((const struct pci230_board *)dev->board_ptr) /* this structure is for data unique to this hardware driver. If @@ -571,14 +572,14 @@ static const unsigned int pci230_timebase[8] = { /* PCI230 analogue input range table */ static const struct comedi_lrange pci230_ai_range = { 7, { - BIP_RANGE(10), - BIP_RANGE(5), - BIP_RANGE(2.5), - BIP_RANGE(1.25), - UNI_RANGE(10), - UNI_RANGE(5), - UNI_RANGE(2.5) - } + BIP_RANGE(10), + BIP_RANGE(5), + BIP_RANGE(2.5), + BIP_RANGE(1.25), + UNI_RANGE(10), + UNI_RANGE(5), + UNI_RANGE(2.5) + } }; /* PCI230 analogue gain bits for each input range. */ @@ -589,9 +590,9 @@ static const unsigned char pci230_ai_bipolar[7] = { 1, 1, 1, 1, 0, 0, 0 }; /* PCI230 analogue output range table */ static const struct comedi_lrange pci230_ao_range = { 2, { - UNI_RANGE(10), - BIP_RANGE(10) - } + UNI_RANGE(10), + BIP_RANGE(10) + } }; /* PCI230 daccon bipolar flag for each analogue output range. */ @@ -603,7 +604,8 @@ static const unsigned char pci230_ao_bipolar[2] = { 0, 1 }; * the board, and also about the kernel module that contains * the device code. */ -static int pci230_attach(struct comedi_device *dev, struct comedi_devconfig *it); +static int pci230_attach(struct comedi_device *dev, + struct comedi_devconfig *it); static int pci230_detach(struct comedi_device *dev); static struct comedi_driver driver_amplc_pci230 = { .driver_name = "amplc_pci230", @@ -617,35 +619,48 @@ static struct comedi_driver driver_amplc_pci230 = { COMEDI_PCI_INITCLEANUP(driver_amplc_pci230, pci230_pci_table); -static int pci230_ai_rinsn(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data); -static int pci230_ao_winsn(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data); -static int pci230_ao_rinsn(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data); +static int pci230_ai_rinsn(struct comedi_device *dev, + struct comedi_subdevice *s, struct comedi_insn *insn, + unsigned int *data); +static int pci230_ao_winsn(struct comedi_device *dev, + struct comedi_subdevice *s, struct comedi_insn *insn, + unsigned int *data); +static int pci230_ao_rinsn(struct comedi_device *dev, + struct comedi_subdevice *s, struct comedi_insn *insn, + unsigned int *data); static void pci230_ct_setup_ns_mode(struct comedi_device *dev, unsigned int ct, - unsigned int mode, uint64_t ns, unsigned int round); + unsigned int mode, uint64_t ns, + unsigned int round); static void pci230_ns_to_single_timer(unsigned int *ns, unsigned int round); static void pci230_cancel_ct(struct comedi_device *dev, unsigned int ct); static irqreturn_t pci230_interrupt(int irq, void *d); -static int pci230_ao_cmdtest(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_cmd *cmd); +static int pci230_ao_cmdtest(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_cmd *cmd); static int pci230_ao_cmd(struct comedi_device *dev, struct comedi_subdevice *s); -static int pci230_ao_cancel(struct comedi_device *dev, struct comedi_subdevice *s); -static void pci230_ao_stop(struct comedi_device *dev, struct comedi_subdevice *s); -static void pci230_handle_ao_nofifo(struct comedi_device *dev, struct comedi_subdevice *s); -static int pci230_handle_ao_fifo(struct comedi_device *dev, struct comedi_subdevice *s); -static int pci230_ai_cmdtest(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_cmd *cmd); +static int pci230_ao_cancel(struct comedi_device *dev, + struct comedi_subdevice *s); +static void pci230_ao_stop(struct comedi_device *dev, + struct comedi_subdevice *s); +static void pci230_handle_ao_nofifo(struct comedi_device *dev, + struct comedi_subdevice *s); +static int pci230_handle_ao_fifo(struct comedi_device *dev, + struct comedi_subdevice *s); +static int pci230_ai_cmdtest(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_cmd *cmd); static int pci230_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s); -static int pci230_ai_cancel(struct comedi_device *dev, struct comedi_subdevice *s); -static void pci230_ai_stop(struct comedi_device *dev, struct comedi_subdevice *s); -static void pci230_handle_ai(struct comedi_device *dev, struct comedi_subdevice *s); +static int pci230_ai_cancel(struct comedi_device *dev, + struct comedi_subdevice *s); +static void pci230_ai_stop(struct comedi_device *dev, + struct comedi_subdevice *s); +static void pci230_handle_ai(struct comedi_device *dev, + struct comedi_subdevice *s); static short pci230_ai_read(struct comedi_device *dev) { /* Read sample. */ - short data = (short) inw(dev->iobase + PCI230_ADCDATA); + short data = (short)inw(dev->iobase + PCI230_ADCDATA); /* PCI230 is 12 bit - stored in upper bits of 16 bit register (lower * four bits reserved for expansion). */ @@ -661,7 +676,7 @@ static short pci230_ai_read(struct comedi_device *dev) } static inline unsigned short pci230_ao_mangle_datum(struct comedi_device *dev, - short datum) + short datum) { /* If a bipolar range was specified, mangle it (straight binary->twos * complement). */ @@ -676,26 +691,28 @@ static inline unsigned short pci230_ao_mangle_datum(struct comedi_device *dev, return (unsigned short)datum; } -static inline void pci230_ao_write_nofifo(struct comedi_device *dev, short datum, - unsigned int chan) +static inline void pci230_ao_write_nofifo(struct comedi_device *dev, + short datum, unsigned int chan) { /* Store unmangled datum to be read back later. */ devpriv->ao_readback[chan] = datum; /* Write mangled datum to appropriate DACOUT register. */ outw(pci230_ao_mangle_datum(dev, datum), dev->iobase + (((chan) == 0) - ? PCI230_DACOUT1 : PCI230_DACOUT2)); + ? PCI230_DACOUT1 + : + PCI230_DACOUT2)); } static inline void pci230_ao_write_fifo(struct comedi_device *dev, short datum, - unsigned int chan) + unsigned int chan) { /* Store unmangled datum to be read back later. */ devpriv->ao_readback[chan] = datum; /* Write mangled datum to appropriate DACDATA register. */ outw(pci230_ao_mangle_datum(dev, datum), - dev->iobase + PCI230P2_DACDATA); + dev->iobase + PCI230P2_DACDATA); } /* @@ -713,7 +730,7 @@ static int pci230_attach(struct comedi_device *dev, struct comedi_devconfig *it) int i = 0, irq_hdl, rc; printk("comedi%d: amplc_pci230: attach %s %d,%d\n", dev->minor, - thisboard->name, it->options[0], it->options[1]); + thisboard->name, it->options[0], it->options[1]); /* Allocate the private structure area using alloc_private(). * Macro defined in comedidev.h - memsets struct fields to 0. */ @@ -726,12 +743,12 @@ static int pci230_attach(struct comedi_device *dev, struct comedi_devconfig *it) spin_lock_init(&devpriv->ao_stop_spinlock); /* Find card */ for (pci_dev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, NULL); - pci_dev != NULL; - pci_dev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, pci_dev)) { + pci_dev != NULL; + pci_dev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, pci_dev)) { if (it->options[0] || it->options[1]) { /* Match against bus/slot options. */ if (it->options[0] != pci_dev->bus->number || - it->options[1] != PCI_SLOT(pci_dev->devfn)) + it->options[1] != PCI_SLOT(pci_dev->devfn)) continue; } if (pci_dev->vendor != PCI_VENDOR_ID_AMPLICON) @@ -748,7 +765,7 @@ static int pci230_attach(struct comedi_device *dev, struct comedi_devconfig *it) * First check length of * registers. */ if (pci_resource_len(pci_dev, 3) - < 32) { + < 32) { /* Not a '+' model. */ continue; } @@ -790,7 +807,7 @@ static int pci230_attach(struct comedi_device *dev, struct comedi_devconfig *it) } if (!pci_dev) { printk("comedi%d: No %s card found\n", dev->minor, - thisboard->name); + thisboard->name); return -EIO; } devpriv->pci_dev = pci_dev; @@ -803,7 +820,7 @@ static int pci230_attach(struct comedi_device *dev, struct comedi_devconfig *it) /* Enable PCI device and reserve I/O spaces. */ if (comedi_pci_enable(pci_dev, "amplc_pci230") < 0) { printk("comedi%d: failed to enable PCI device " - "and request regions\n", dev->minor); + "and request regions\n", dev->minor); return -EIO; } @@ -813,7 +830,7 @@ static int pci230_attach(struct comedi_device *dev, struct comedi_devconfig *it) iobase2 = pci_resource_start(pci_dev, 3); printk("comedi%d: %s I/O region 1 0x%04lx I/O region 2 0x%04lx\n", - dev->minor, dev->board_name, iobase1, iobase2); + dev->minor, dev->board_name, iobase1, iobase2); devpriv->iobase1 = iobase1; dev->iobase = iobase2; @@ -829,9 +846,9 @@ static int pci230_attach(struct comedi_device *dev, struct comedi_devconfig *it) devpriv->hwver = inw(dev->iobase + PCI230P_HWVER); if (devpriv->hwver < thisboard->min_hwver) { printk("comedi%d: %s - bad hardware version " - "- got %u, need %u\n", dev->minor, - dev->board_name, devpriv->hwver, - thisboard->min_hwver); + "- got %u, need %u\n", dev->minor, + dev->board_name, devpriv->hwver, + thisboard->min_hwver); return -EIO; } if (devpriv->hwver > 0) { @@ -844,7 +861,7 @@ static int pci230_attach(struct comedi_device *dev, struct comedi_devconfig *it) extfunc |= PCI230P_EXTFUNC_GAT_EXTTRIG; } if ((thisboard->ao_chans > 0) - && (devpriv->hwver >= 2)) { + && (devpriv->hwver >= 2)) { /* Enable DAC FIFO functionality. */ extfunc |= PCI230P2_EXTFUNC_DACFIFO; } @@ -854,8 +871,8 @@ static int pci230_attach(struct comedi_device *dev, struct comedi_devconfig *it) /* Temporarily enable DAC FIFO, reset it and disable * FIFO wraparound. */ outw(devpriv->daccon | PCI230P2_DAC_FIFO_EN - | PCI230P2_DAC_FIFO_RESET, - dev->iobase + PCI230_DACCON); + | PCI230P2_DAC_FIFO_RESET, + dev->iobase + PCI230_DACCON); /* Clear DAC FIFO channel enable register. */ outw(0, dev->iobase + PCI230P2_DACEN); /* Disable DAC FIFO. */ @@ -869,23 +886,23 @@ static int pci230_attach(struct comedi_device *dev, struct comedi_devconfig *it) /* Set ADC to a reasonable state. */ devpriv->adcg = 0; devpriv->adccon = PCI230_ADC_TRIG_NONE | PCI230_ADC_IM_SE - | PCI230_ADC_IR_BIP; + | PCI230_ADC_IR_BIP; outw(1 << 0, dev->iobase + PCI230_ADCEN); outw(devpriv->adcg, dev->iobase + PCI230_ADCG); outw(devpriv->adccon | PCI230_ADC_FIFO_RESET, - dev->iobase + PCI230_ADCCON); + dev->iobase + PCI230_ADCCON); /* Register the interrupt handler. */ irq_hdl = request_irq(devpriv->pci_dev->irq, pci230_interrupt, IRQF_SHARED, "amplc_pci230", dev); if (irq_hdl < 0) { printk("comedi%d: unable to register irq, " - "commands will not be available %d\n", dev->minor, - devpriv->pci_dev->irq); + "commands will not be available %d\n", dev->minor, + devpriv->pci_dev->irq); } else { dev->irq = devpriv->pci_dev->irq; printk("comedi%d: registered irq %u\n", dev->minor, - devpriv->pci_dev->irq); + devpriv->pci_dev->irq); } /* @@ -941,7 +958,7 @@ static int pci230_attach(struct comedi_device *dev, struct comedi_devconfig *it) /* digital i/o subdevice */ if (thisboard->have_dio) { rc = subdev_8255_init(dev, s, NULL, - (devpriv->iobase1 + PCI230_PPI_X_BASE)); + (devpriv->iobase1 + PCI230_PPI_X_BASE)); if (rc < 0) return rc; } else { @@ -985,7 +1002,7 @@ static int pci230_detach(struct comedi_device *dev) } static int get_resources(struct comedi_device *dev, unsigned int res_mask, - unsigned char owner) + unsigned char owner) { int ok; unsigned int i; @@ -997,7 +1014,7 @@ static int get_resources(struct comedi_device *dev, unsigned int res_mask, claimed = 0; spin_lock_irqsave(&devpriv->res_spinlock, irqflags); for (b = 1, i = 0; (i < NUM_RESOURCES) - && (res_mask != 0); b <<= 1, i++) { + && (res_mask != 0); b <<= 1, i++) { if ((res_mask & b) != 0) { res_mask &= ~b; if (devpriv->res_owner[i] == OWNER_NONE) { @@ -1007,7 +1024,7 @@ static int get_resources(struct comedi_device *dev, unsigned int res_mask, for (b = 1, i = 0; claimed != 0; b <<= 1, i++) { if ((claimed & b) != 0) { devpriv->res_owner[i] - = OWNER_NONE; + = OWNER_NONE; claimed &= ~b; } } @@ -1020,14 +1037,14 @@ static int get_resources(struct comedi_device *dev, unsigned int res_mask, return ok; } -static inline int get_one_resource(struct comedi_device *dev, unsigned int resource, - unsigned char owner) +static inline int get_one_resource(struct comedi_device *dev, + unsigned int resource, unsigned char owner) { return get_resources(dev, (1U << resource), owner); } static void put_resources(struct comedi_device *dev, unsigned int res_mask, - unsigned char owner) + unsigned char owner) { unsigned int i; unsigned int b; @@ -1035,7 +1052,7 @@ static void put_resources(struct comedi_device *dev, unsigned int res_mask, spin_lock_irqsave(&devpriv->res_spinlock, irqflags); for (b = 1, i = 0; (i < NUM_RESOURCES) - && (res_mask != 0); b <<= 1, i++) { + && (res_mask != 0); b <<= 1, i++) { if ((res_mask & b) != 0) { res_mask &= ~b; if (devpriv->res_owner[i] == owner) { @@ -1046,13 +1063,14 @@ static void put_resources(struct comedi_device *dev, unsigned int res_mask, spin_unlock_irqrestore(&devpriv->res_spinlock, irqflags); } -static inline void put_one_resource(struct comedi_device *dev, unsigned int resource, - unsigned char owner) +static inline void put_one_resource(struct comedi_device *dev, + unsigned int resource, unsigned char owner) { put_resources(dev, (1U << resource), owner); } -static inline void put_all_resources(struct comedi_device *dev, unsigned char owner) +static inline void put_all_resources(struct comedi_device *dev, + unsigned char owner) { put_resources(dev, (1U << NUM_RESOURCES) - 1, owner); } @@ -1060,8 +1078,9 @@ static inline void put_all_resources(struct comedi_device *dev, unsigned char ow /* * COMEDI_SUBD_AI instruction; */ -static int pci230_ai_rinsn(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) +static int pci230_ai_rinsn(struct comedi_device *dev, + struct comedi_subdevice *s, struct comedi_insn *insn, + unsigned int *data) { unsigned int n, i; unsigned int chan, range, aref; @@ -1112,7 +1131,7 @@ static int pci230_ai_rinsn(struct comedi_device *dev, struct comedi_subdevice *s adccon |= PCI230_ADC_IM_SE; } devpriv->adcg = (devpriv->adcg & ~(3 << gainshift)) - | (pci230_ai_gain[range] << gainshift); + | (pci230_ai_gain[range] << gainshift); if (devpriv->ai_bipolar) { adccon |= PCI230_ADC_IR_BIP; } else { @@ -1135,9 +1154,9 @@ static int pci230_ai_rinsn(struct comedi_device *dev, struct comedi_subdevice *s /* Trigger conversion by toggling Z2-CT2 output (finish with * output high). */ i8254_set_mode(devpriv->iobase1 + PCI230_Z2_CT_BASE, 0, 2, - I8254_MODE0); + I8254_MODE0); i8254_set_mode(devpriv->iobase1 + PCI230_Z2_CT_BASE, 0, 2, - I8254_MODE1); + I8254_MODE1); #define TIMEOUT 100 /* wait for conversion to end */ @@ -1165,8 +1184,9 @@ static int pci230_ai_rinsn(struct comedi_device *dev, struct comedi_subdevice *s /* * COMEDI_SUBD_AO instructions; */ -static int pci230_ao_winsn(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) +static int pci230_ao_winsn(struct comedi_device *dev, + struct comedi_subdevice *s, struct comedi_insn *insn, + unsigned int *data) { int i; int chan, range; @@ -1193,8 +1213,9 @@ static int pci230_ao_winsn(struct comedi_device *dev, struct comedi_subdevice *s /* AO subdevices should have a read insn as well as a write insn. * Usually this means copying a value stored in devpriv. */ -static int pci230_ao_rinsn(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) +static int pci230_ao_rinsn(struct comedi_device *dev, + struct comedi_subdevice *s, struct comedi_insn *insn, + unsigned int *data) { int i; int chan = CR_CHAN(insn->chanspec); @@ -1205,8 +1226,8 @@ static int pci230_ao_rinsn(struct comedi_device *dev, struct comedi_subdevice *s return i; } -static int pci230_ao_cmdtest(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_cmd *cmd) +static int pci230_ao_cmdtest(struct comedi_device *dev, + struct comedi_subdevice *s, struct comedi_cmd *cmd) { int err = 0; unsigned int tmp; @@ -1317,17 +1338,16 @@ static int pci230_ao_cmdtest(struct comedi_device *dev, struct comedi_subdevice /* Trigger number must be 0. */ if ((cmd->scan_begin_arg & ~CR_FLAGS_MASK) != 0) { cmd->scan_begin_arg = COMBINE(cmd->scan_begin_arg, 0, - ~CR_FLAGS_MASK); + ~CR_FLAGS_MASK); err++; } /* The only flags allowed are CR_EDGE and CR_INVERT. The * CR_EDGE flag is ignored. */ if ((cmd->scan_begin_arg - & (CR_FLAGS_MASK & ~(CR_EDGE | CR_INVERT))) != - 0) { + & (CR_FLAGS_MASK & ~(CR_EDGE | CR_INVERT))) != 0) { cmd->scan_begin_arg = - COMBINE(cmd->scan_begin_arg, 0, - CR_FLAGS_MASK & ~(CR_EDGE | CR_INVERT)); + COMBINE(cmd->scan_begin_arg, 0, + CR_FLAGS_MASK & ~(CR_EDGE | CR_INVERT)); err++; } break; @@ -1361,7 +1381,7 @@ static int pci230_ao_cmdtest(struct comedi_device *dev, struct comedi_subdevice if (cmd->scan_begin_src == TRIG_TIMER) { tmp = cmd->scan_begin_arg; pci230_ns_to_single_timer(&cmd->scan_begin_arg, - cmd->flags & TRIG_ROUND_MASK); + cmd->flags & TRIG_ROUND_MASK); if (tmp != cmd->scan_begin_arg) err++; } @@ -1419,7 +1439,8 @@ static int pci230_ao_cmdtest(struct comedi_device *dev, struct comedi_subdevice } static int pci230_ao_inttrig_scan_begin(struct comedi_device *dev, - struct comedi_subdevice *s, unsigned int trig_num) + struct comedi_subdevice *s, + unsigned int trig_num) { unsigned long irqflags; @@ -1431,16 +1452,16 @@ static int pci230_ao_inttrig_scan_begin(struct comedi_device *dev, /* Perform scan. */ if (devpriv->hwver < 2) { /* Not using DAC FIFO. */ - spin_unlock_irqrestore(&devpriv-> - ao_stop_spinlock, irqflags); + spin_unlock_irqrestore(&devpriv->ao_stop_spinlock, + irqflags); pci230_handle_ao_nofifo(dev, s); comedi_event(dev, s); } else { /* Using DAC FIFO. */ /* Read DACSWTRIG register to trigger conversion. */ inw(dev->iobase + PCI230P2_DACSWTRIG); - spin_unlock_irqrestore(&devpriv-> - ao_stop_spinlock, irqflags); + spin_unlock_irqrestore(&devpriv->ao_stop_spinlock, + irqflags); } /* Delay. Should driver be responsible for this? */ /* XXX TODO: See if DAC busy bit can be used. */ @@ -1450,7 +1471,8 @@ static int pci230_ao_inttrig_scan_begin(struct comedi_device *dev, return 1; } -static void pci230_ao_start(struct comedi_device *dev, struct comedi_subdevice *s) +static void pci230_ao_start(struct comedi_device *dev, + struct comedi_subdevice *s) { struct comedi_async *async = s->async; struct comedi_cmd *cmd = &async->cmd; @@ -1499,7 +1521,8 @@ static void pci230_ao_start(struct comedi_device *dev, struct comedi_subdevice * break; } devpriv->daccon = (devpriv->daccon - & ~PCI230P2_DAC_TRIG_MASK) | scantrig; + & ~PCI230P2_DAC_TRIG_MASK) | + scantrig; outw(devpriv->daccon, dev->iobase + PCI230_DACCON); } @@ -1509,17 +1532,17 @@ static void pci230_ao_start(struct comedi_device *dev, struct comedi_subdevice * /* Not using DAC FIFO. */ /* Enable CT1 timer interrupt. */ spin_lock_irqsave(&devpriv->isr_spinlock, - irqflags); + irqflags); devpriv->int_en |= PCI230_INT_ZCLK_CT1; devpriv->ier |= PCI230_INT_ZCLK_CT1; outb(devpriv->ier, - devpriv->iobase1 + PCI230_INT_SCE); - spin_unlock_irqrestore(&devpriv-> - isr_spinlock, irqflags); + devpriv->iobase1 + PCI230_INT_SCE); + spin_unlock_irqrestore(&devpriv->isr_spinlock, + irqflags); } /* Set CT1 gate high to start counting. */ outb(GAT_CONFIG(1, GAT_VCC), - devpriv->iobase1 + PCI230_ZGAT_SCE); + devpriv->iobase1 + PCI230_ZGAT_SCE); break; case TRIG_INT: async->inttrig = pci230_ao_inttrig_scan_begin; @@ -1527,19 +1550,19 @@ static void pci230_ao_start(struct comedi_device *dev, struct comedi_subdevice * } if (devpriv->hwver >= 2) { /* Using DAC FIFO. Enable DAC FIFO interrupt. */ - spin_lock_irqsave(&devpriv->isr_spinlock, - irqflags); + spin_lock_irqsave(&devpriv->isr_spinlock, irqflags); devpriv->int_en |= PCI230P2_INT_DAC; devpriv->ier |= PCI230P2_INT_DAC; outb(devpriv->ier, devpriv->iobase1 + PCI230_INT_SCE); spin_unlock_irqrestore(&devpriv->isr_spinlock, - irqflags); + irqflags); } } } -static int pci230_ao_inttrig_start(struct comedi_device *dev, struct comedi_subdevice *s, - unsigned int trig_num) +static int pci230_ao_inttrig_start(struct comedi_device *dev, + struct comedi_subdevice *s, + unsigned int trig_num) { if (trig_num != 0) return -EINVAL; @@ -1600,24 +1623,25 @@ static int pci230_ao_cmd(struct comedi_device *dev, struct comedi_subdevice *s) * N.B. DAC FIFO interrupts are currently disabled. */ daccon |= PCI230P2_DAC_FIFO_EN | PCI230P2_DAC_FIFO_RESET - | PCI230P2_DAC_FIFO_UNDERRUN_CLEAR - | PCI230P2_DAC_TRIG_NONE | PCI230P2_DAC_INT_FIFO_NHALF; + | PCI230P2_DAC_FIFO_UNDERRUN_CLEAR + | PCI230P2_DAC_TRIG_NONE | PCI230P2_DAC_INT_FIFO_NHALF; } /* Set DACCON. */ outw(daccon, dev->iobase + PCI230_DACCON); /* Preserve most of DACCON apart from write-only, transient bits. */ devpriv->daccon = daccon - & ~(PCI230P2_DAC_FIFO_RESET | PCI230P2_DAC_FIFO_UNDERRUN_CLEAR); + & ~(PCI230P2_DAC_FIFO_RESET | PCI230P2_DAC_FIFO_UNDERRUN_CLEAR); if (cmd->scan_begin_src == TRIG_TIMER) { /* Set the counter timer 1 to the specified scan frequency. */ /* cmd->scan_begin_arg is sampling period in ns */ /* gate it off for now. */ outb(GAT_CONFIG(1, GAT_GND), - devpriv->iobase1 + PCI230_ZGAT_SCE); + devpriv->iobase1 + PCI230_ZGAT_SCE); pci230_ct_setup_ns_mode(dev, 1, I8254_MODE3, - cmd->scan_begin_arg, cmd->flags & TRIG_ROUND_MASK); + cmd->scan_begin_arg, + cmd->flags & TRIG_ROUND_MASK); } /* N.B. cmd->start_src == TRIG_INT */ @@ -1637,7 +1661,7 @@ static int pci230_ai_check_scan_period(struct comedi_cmd *cmd) } min_scan_period = chanlist_len * cmd->convert_arg; if ((min_scan_period < chanlist_len) - || (min_scan_period < cmd->convert_arg)) { + || (min_scan_period < cmd->convert_arg)) { /* Arithmetic overflow. */ min_scan_period = UINT_MAX; err++; @@ -1650,8 +1674,8 @@ static int pci230_ai_check_scan_period(struct comedi_cmd *cmd) return !err; } -static int pci230_ai_cmdtest(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_cmd *cmd) +static int pci230_ai_cmdtest(struct comedi_device *dev, + struct comedi_subdevice *s, struct comedi_cmd *cmd) { int err = 0; unsigned int tmp; @@ -1679,7 +1703,7 @@ static int pci230_ai_cmdtest(struct comedi_device *dev, struct comedi_subdevice * EXTTRIG/EXTCONVCLK input on pin 17 instead. */ if ((thisboard->have_dio) || (thisboard->min_hwver > 0)) { cmd->scan_begin_src &= TRIG_FOLLOW | TRIG_TIMER | TRIG_INT - | TRIG_EXT; + | TRIG_EXT; } else { cmd->scan_begin_src &= TRIG_FOLLOW | TRIG_TIMER | TRIG_INT; } @@ -1723,7 +1747,7 @@ static int pci230_ai_cmdtest(struct comedi_device *dev, struct comedi_subdevice /* If scan_begin_src is not TRIG_FOLLOW, then a monostable will be * set up to generate a fixed number of timed conversion pulses. */ if ((cmd->scan_begin_src != TRIG_FOLLOW) - && (cmd->convert_src != TRIG_TIMER)) + && (cmd->convert_src != TRIG_TIMER)) err++; if (err) @@ -1788,17 +1812,17 @@ static int pci230_ai_cmdtest(struct comedi_device *dev, struct comedi_subdevice /* Trigger number must be 0. */ if ((cmd->convert_arg & ~CR_FLAGS_MASK) != 0) { cmd->convert_arg = COMBINE(cmd->convert_arg, 0, - ~CR_FLAGS_MASK); + ~CR_FLAGS_MASK); err++; } /* The only flags allowed are CR_INVERT and CR_EDGE. * CR_EDGE is required. */ if ((cmd->convert_arg & (CR_FLAGS_MASK & ~CR_INVERT)) - != CR_EDGE) { + != CR_EDGE) { /* Set CR_EDGE, preserve CR_INVERT. */ cmd->convert_arg = - COMBINE(cmd->start_arg, (CR_EDGE | 0), - CR_FLAGS_MASK & ~CR_INVERT); + COMBINE(cmd->start_arg, (CR_EDGE | 0), + CR_FLAGS_MASK & ~CR_INVERT); err++; } } else { @@ -1836,13 +1860,13 @@ static int pci230_ai_cmdtest(struct comedi_device *dev, struct comedi_subdevice * of CT2 (sample convert trigger is CT2) */ if ((cmd->scan_begin_arg & ~CR_FLAGS_MASK) != 0) { cmd->scan_begin_arg = COMBINE(cmd->scan_begin_arg, 0, - ~CR_FLAGS_MASK); + ~CR_FLAGS_MASK); err++; } /* The only flag allowed is CR_EDGE, which is ignored. */ if ((cmd->scan_begin_arg & CR_FLAGS_MASK & ~CR_EDGE) != 0) { cmd->scan_begin_arg = COMBINE(cmd->scan_begin_arg, 0, - CR_FLAGS_MASK & ~CR_EDGE); + CR_FLAGS_MASK & ~CR_EDGE); err++; } } else if (cmd->scan_begin_src == TRIG_TIMER) { @@ -1867,7 +1891,7 @@ static int pci230_ai_cmdtest(struct comedi_device *dev, struct comedi_subdevice if (cmd->convert_src == TRIG_TIMER) { tmp = cmd->convert_arg; pci230_ns_to_single_timer(&cmd->convert_arg, - cmd->flags & TRIG_ROUND_MASK); + cmd->flags & TRIG_ROUND_MASK); if (tmp != cmd->convert_arg) err++; } @@ -1876,11 +1900,11 @@ static int pci230_ai_cmdtest(struct comedi_device *dev, struct comedi_subdevice /* N.B. cmd->convert_arg is also TRIG_TIMER */ tmp = cmd->scan_begin_arg; pci230_ns_to_single_timer(&cmd->scan_begin_arg, - cmd->flags & TRIG_ROUND_MASK); + cmd->flags & TRIG_ROUND_MASK); if (!pci230_ai_check_scan_period(cmd)) { /* Was below minimum required. Round up. */ pci230_ns_to_single_timer(&cmd->scan_begin_arg, - TRIG_ROUND_UP); + TRIG_ROUND_UP); pci230_ai_check_scan_period(cmd); } if (tmp != cmd->scan_begin_arg) @@ -1921,20 +1945,19 @@ static int pci230_ai_cmdtest(struct comedi_device *dev, struct comedi_subdevice * differential. (These are remapped in software. In * hardware, only the even channels are available.) */ if ((aref == AREF_DIFF) - && (chan >= (s->n_chan / 2))) { + && (chan >= (s->n_chan / 2))) { errors |= diffchan_err; } if (n > 0) { /* Channel numbers must strictly increase or * subsequence must repeat exactly. */ if ((chan <= prev_chan) - && (subseq_len == 0)) { + && (subseq_len == 0)) { subseq_len = n; } if ((subseq_len > 0) - && (cmd->chanlist[n] != - cmd->chanlist[n % - subseq_len])) { + && (cmd->chanlist[n] != + cmd->chanlist[n % subseq_len])) { errors |= seq_err; } /* Channels must have same AREF. */ @@ -1948,8 +1971,8 @@ static int pci230_ai_cmdtest(struct comedi_device *dev, struct comedi_subdevice /* Single-ended channel pairs must have same * range. */ if ((aref != AREF_DIFF) - && (((chan ^ prev_chan) & ~1) == 0) - && (range != prev_range)) { + && (((chan ^ prev_chan) & ~1) == 0) + && (range != prev_range)) { errors |= rangepair_err; } } @@ -1983,7 +2006,7 @@ static int pci230_ai_cmdtest(struct comedi_device *dev, struct comedi_subdevice * does, and we can't tell them apart! */ if ((subseq_len > 1) - && (CR_CHAN(cmd->chanlist[0]) != 0)) { + && (CR_CHAN(cmd->chanlist[0]) != 0)) { errors |= buggy_chan0_err; } } @@ -2021,11 +2044,11 @@ static int pci230_ai_cmdtest(struct comedi_device *dev, struct comedi_subdevice if ((errors & buggy_chan0_err) != 0) { /* Use printk instead of DPRINTK here. */ printk("comedi: comedi%d: amplc_pci230: " - "ai_cmdtest: Buggy PCI230+/260+ " - "h/w version %u requires first channel " - "of multi-channel sequence to be 0 " - "(corrected in h/w version 4)\n", - dev->minor, devpriv->hwver); + "ai_cmdtest: Buggy PCI230+/260+ " + "h/w version %u requires first channel " + "of multi-channel sequence to be 0 " + "(corrected in h/w version 4)\n", + dev->minor, devpriv->hwver); } } } @@ -2037,7 +2060,7 @@ static int pci230_ai_cmdtest(struct comedi_device *dev, struct comedi_subdevice } static void pci230_ai_update_fifo_trigger_level(struct comedi_device *dev, - struct comedi_subdevice *s) + struct comedi_subdevice *s) { struct comedi_cmd *cmd = &s->async->cmd; unsigned int scanlen = cmd->scan_end_arg; @@ -2050,13 +2073,12 @@ static void pci230_ai_update_fifo_trigger_level(struct comedi_device *dev, wake = scanlen - devpriv->ai_scan_pos; } else { if (devpriv->ai_continuous - || (devpriv->ai_scan_count - >= PCI230_ADC_FIFOLEVEL_HALFFULL) - || (scanlen >= PCI230_ADC_FIFOLEVEL_HALFFULL)) { + || (devpriv->ai_scan_count >= PCI230_ADC_FIFOLEVEL_HALFFULL) + || (scanlen >= PCI230_ADC_FIFOLEVEL_HALFFULL)) { wake = PCI230_ADC_FIFOLEVEL_HALFFULL; } else { wake = (devpriv->ai_scan_count * scanlen) - - devpriv->ai_scan_pos; + - devpriv->ai_scan_pos; } } if (wake >= PCI230_ADC_FIFOLEVEL_HALFFULL) { @@ -2080,8 +2102,9 @@ static void pci230_ai_update_fifo_trigger_level(struct comedi_device *dev, } } -static int pci230_ai_inttrig_convert(struct comedi_device *dev, struct comedi_subdevice *s, - unsigned int trig_num) +static int pci230_ai_inttrig_convert(struct comedi_device *dev, + struct comedi_subdevice *s, + unsigned int trig_num) { unsigned long irqflags; @@ -2095,36 +2118,35 @@ static int pci230_ai_inttrig_convert(struct comedi_device *dev, struct comedi_su /* Trigger conversion by toggling Z2-CT2 output. Finish * with output high. */ i8254_set_mode(devpriv->iobase1 + PCI230_Z2_CT_BASE, 0, 2, - I8254_MODE0); + I8254_MODE0); i8254_set_mode(devpriv->iobase1 + PCI230_Z2_CT_BASE, 0, 2, - I8254_MODE1); + I8254_MODE1); /* Delay. Should driver be responsible for this? An * alternative would be to wait until conversion is complete, * but we can't tell when it's complete because the ADC busy * bit has a different meaning when FIFO enabled (and when * FIFO not enabled, it only works for software triggers). */ if (((devpriv->adccon & PCI230_ADC_IM_MASK) - == PCI230_ADC_IM_DIF) - && (devpriv->hwver == 0)) { + == PCI230_ADC_IM_DIF) + && (devpriv->hwver == 0)) { /* PCI230/260 in differential mode */ delayus = 8; } else { /* single-ended or PCI230+/260+ */ delayus = 4; } - spin_unlock_irqrestore(&devpriv->ai_stop_spinlock, - irqflags); + spin_unlock_irqrestore(&devpriv->ai_stop_spinlock, irqflags); udelay(delayus); } else { - spin_unlock_irqrestore(&devpriv->ai_stop_spinlock, - irqflags); + spin_unlock_irqrestore(&devpriv->ai_stop_spinlock, irqflags); } return 1; } static int pci230_ai_inttrig_scan_begin(struct comedi_device *dev, - struct comedi_subdevice *s, unsigned int trig_num) + struct comedi_subdevice *s, + unsigned int trig_num) { unsigned long irqflags; unsigned char zgat; @@ -2145,7 +2167,8 @@ static int pci230_ai_inttrig_scan_begin(struct comedi_device *dev, return 1; } -static void pci230_ai_start(struct comedi_device *dev, struct comedi_subdevice *s) +static void pci230_ai_start(struct comedi_device *dev, + struct comedi_subdevice *s) { unsigned long irqflags; unsigned short conv; @@ -2203,7 +2226,7 @@ static void pci230_ai_start(struct comedi_device *dev, struct comedi_subdevice * break; } devpriv->adccon = (devpriv->adccon & ~PCI230_ADC_TRIG_MASK) - | conv; + | conv; outw(devpriv->adccon, dev->iobase + PCI230_ADCCON); if (cmd->convert_src == TRIG_INT) { async->inttrig = pci230_ai_inttrig_convert; @@ -2267,11 +2290,11 @@ static void pci230_ai_start(struct comedi_device *dev, struct comedi_subdevice * * gated on to start counting. */ zgat = GAT_CONFIG(1, GAT_VCC); outb(zgat, devpriv->iobase1 - + PCI230_ZGAT_SCE); + + PCI230_ZGAT_SCE); break; case TRIG_INT: async->inttrig = - pci230_ai_inttrig_scan_begin; + pci230_ai_inttrig_scan_begin; break; } } @@ -2282,8 +2305,9 @@ static void pci230_ai_start(struct comedi_device *dev, struct comedi_subdevice * } } -static int pci230_ai_inttrig_start(struct comedi_device *dev, struct comedi_subdevice *s, - unsigned int trig_num) +static int pci230_ai_inttrig_start(struct comedi_device *dev, + struct comedi_subdevice *s, + unsigned int trig_num) { if (trig_num != 0) return -EINVAL; @@ -2394,7 +2418,7 @@ static int pci230_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s) adcen |= 1 << chan; } devpriv->adcg = (devpriv->adcg & ~(3 << gainshift)) - | (pci230_ai_gain[range] << gainshift); + | (pci230_ai_gain[range] << gainshift); } /* Set channel scan list. */ @@ -2439,7 +2463,7 @@ static int pci230_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s) outb(zgat, devpriv->iobase1 + PCI230_ZGAT_SCE); /* Set counter/timer 2 to the specified conversion period. */ pci230_ct_setup_ns_mode(dev, 2, I8254_MODE3, cmd->convert_arg, - cmd->flags & TRIG_ROUND_MASK); + cmd->flags & TRIG_ROUND_MASK); if (cmd->scan_begin_src != TRIG_FOLLOW) { /* * Set up monostable on CT0 output for scan timing. A @@ -2456,8 +2480,9 @@ static int pci230_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s) zgat = GAT_CONFIG(0, GAT_VCC); outb(zgat, devpriv->iobase1 + PCI230_ZGAT_SCE); pci230_ct_setup_ns_mode(dev, 0, I8254_MODE1, - ((uint64_t) cmd->convert_arg - * cmd->scan_end_arg), TRIG_ROUND_UP); + ((uint64_t) cmd->convert_arg + * cmd->scan_end_arg), + TRIG_ROUND_UP); if (cmd->scan_begin_src == TRIG_TIMER) { /* * Monostable on CT0 will be triggered by @@ -2468,8 +2493,10 @@ static int pci230_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s) zgat = GAT_CONFIG(1, GAT_GND); outb(zgat, devpriv->iobase1 + PCI230_ZGAT_SCE); pci230_ct_setup_ns_mode(dev, 1, I8254_MODE3, - cmd->scan_begin_arg, - cmd->flags & TRIG_ROUND_MASK); + cmd->scan_begin_arg, + cmd-> + flags & + TRIG_ROUND_MASK); } } } @@ -2485,7 +2512,7 @@ static int pci230_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s) } static unsigned int divide_ns(uint64_t ns, unsigned int timebase, - unsigned int round_mode) + unsigned int round_mode) { uint64_t div; unsigned int rem; @@ -2510,7 +2537,7 @@ static unsigned int divide_ns(uint64_t ns, unsigned int timebase, /* Given desired period in ns, returns the required internal clock source * and gets the initial count. */ static unsigned int pci230_choose_clk_count(uint64_t ns, unsigned int *count, - unsigned int round_mode) + unsigned int round_mode) { unsigned int clk_src, cnt; @@ -2535,7 +2562,8 @@ static void pci230_ns_to_single_timer(unsigned int *ns, unsigned int round) } static void pci230_ct_setup_ns_mode(struct comedi_device *dev, unsigned int ct, - unsigned int mode, uint64_t ns, unsigned int round) + unsigned int mode, uint64_t ns, + unsigned int round) { unsigned int clk_src; unsigned int count; @@ -2556,7 +2584,7 @@ static void pci230_ct_setup_ns_mode(struct comedi_device *dev, unsigned int ct, static void pci230_cancel_ct(struct comedi_device *dev, unsigned int ct) { i8254_set_mode(devpriv->iobase1 + PCI230_Z2_CT_BASE, 0, ct, - I8254_MODE1); + I8254_MODE1); /* Counter ct, 8254 mode 1, initial count not written. */ } @@ -2564,7 +2592,7 @@ static void pci230_cancel_ct(struct comedi_device *dev, unsigned int ct) static irqreturn_t pci230_interrupt(int irq, void *d) { unsigned char status_int, valid_status_int; - struct comedi_device *dev = (struct comedi_device *) d; + struct comedi_device *dev = (struct comedi_device *)d; struct comedi_subdevice *s; unsigned long irqflags; @@ -2624,7 +2652,8 @@ static irqreturn_t pci230_interrupt(int irq, void *d) return IRQ_HANDLED; } -static void pci230_handle_ao_nofifo(struct comedi_device *dev, struct comedi_subdevice *s) +static void pci230_handle_ao_nofifo(struct comedi_device *dev, + struct comedi_subdevice *s) { short data; int i, ret; @@ -2661,7 +2690,8 @@ static void pci230_handle_ao_nofifo(struct comedi_device *dev, struct comedi_sub /* Loads DAC FIFO (if using it) from buffer. */ /* Returns 0 if AO finished due to completion or error, 1 if still going. */ -static int pci230_handle_ao_fifo(struct comedi_device *dev, struct comedi_subdevice *s) +static int pci230_handle_ao_fifo(struct comedi_device *dev, + struct comedi_subdevice *s) { struct comedi_async *async = s->async; struct comedi_cmd *cmd = &async->cmd; @@ -2699,7 +2729,7 @@ static int pci230_handle_ao_fifo(struct comedi_device *dev, struct comedi_subdev * (otherwise there will be loads of "DAC FIFO not half full" * interrupts). */ if ((num_scans == 0) - && ((dacstat & PCI230P2_DAC_FIFO_HALF) == 0)) { + && ((dacstat & PCI230P2_DAC_FIFO_HALF) == 0)) { comedi_error(dev, "AO buffer underrun"); events |= COMEDI_CB_OVERFLOW | COMEDI_CB_ERROR; } @@ -2728,7 +2758,7 @@ static int pci230_handle_ao_fifo(struct comedi_device *dev, struct comedi_subdev comedi_buf_get(async, &datum); pci230_ao_write_fifo(dev, datum, - CR_CHAN(cmd->chanlist[i])); + CR_CHAN(cmd->chanlist[i])); } } events |= COMEDI_CB_EOS | COMEDI_CB_BLOCK; @@ -2739,10 +2769,11 @@ static int pci230_handle_ao_fifo(struct comedi_device *dev, struct comedi_subdev * to FIFO. Set FIFO interrupt trigger level * to 'empty'. */ devpriv->daccon = (devpriv->daccon - & ~PCI230P2_DAC_INT_FIFO_MASK) - | PCI230P2_DAC_INT_FIFO_EMPTY; + & + ~PCI230P2_DAC_INT_FIFO_MASK) + | PCI230P2_DAC_INT_FIFO_EMPTY; outw(devpriv->daccon, - dev->iobase + PCI230_DACCON); + dev->iobase + PCI230_DACCON); } } /* Check if FIFO underrun occurred while writing to FIFO. */ @@ -2753,7 +2784,7 @@ static int pci230_handle_ao_fifo(struct comedi_device *dev, struct comedi_subdev } } if ((events & (COMEDI_CB_EOA | COMEDI_CB_ERROR | COMEDI_CB_OVERFLOW)) - != 0) { + != 0) { /* Stopping AO due to completion or error. */ pci230_ao_stop(dev, s); running = 0; @@ -2764,7 +2795,8 @@ static int pci230_handle_ao_fifo(struct comedi_device *dev, struct comedi_subdev return running; } -static void pci230_handle_ai(struct comedi_device *dev, struct comedi_subdevice *s) +static void pci230_handle_ai(struct comedi_device *dev, + struct comedi_subdevice *s) { unsigned int events = 0; unsigned int status_fifo; @@ -2780,11 +2812,11 @@ static void pci230_handle_ai(struct comedi_device *dev, struct comedi_subdevice } else if (devpriv->ai_scan_count == 0) { todo = 0; } else if ((devpriv->ai_scan_count > PCI230_ADC_FIFOLEVEL_HALFFULL) - || (scanlen > PCI230_ADC_FIFOLEVEL_HALFFULL)) { + || (scanlen > PCI230_ADC_FIFOLEVEL_HALFFULL)) { todo = PCI230_ADC_FIFOLEVEL_HALFFULL; } else { todo = (devpriv->ai_scan_count * scanlen) - - devpriv->ai_scan_pos; + - devpriv->ai_scan_pos; if (todo > PCI230_ADC_FIFOLEVEL_HALFFULL) { todo = PCI230_ADC_FIFOLEVEL_HALFFULL; } @@ -2817,7 +2849,7 @@ static void pci230_handle_ai(struct comedi_device *dev, struct comedi_subdevice if (devpriv->hwver > 0) { /* Read PCI230+/260+ ADC FIFO level. */ fifoamount = inw(dev->iobase - + PCI230P_ADCFFLEV); + + PCI230P_ADCFFLEV); if (fifoamount == 0) { /* Shouldn't happen. */ break; @@ -2854,7 +2886,7 @@ static void pci230_handle_ai(struct comedi_device *dev, struct comedi_subdevice async->events |= events; if ((async->events & (COMEDI_CB_EOA | COMEDI_CB_ERROR | - COMEDI_CB_OVERFLOW)) != 0) { + COMEDI_CB_OVERFLOW)) != 0) { /* disable hardware conversions */ pci230_ai_stop(dev, s); } else { @@ -2863,7 +2895,8 @@ static void pci230_handle_ai(struct comedi_device *dev, struct comedi_subdevice } } -static void pci230_ao_stop(struct comedi_device *dev, struct comedi_subdevice *s) +static void pci230_ao_stop(struct comedi_device *dev, + struct comedi_subdevice *s) { unsigned long irqflags; unsigned char intsrc; @@ -2910,21 +2943,23 @@ static void pci230_ao_stop(struct comedi_device *dev, struct comedi_subdevice *s * disable FIFO. */ devpriv->daccon &= PCI230_DAC_OR_MASK; outw(devpriv->daccon | PCI230P2_DAC_FIFO_RESET - | PCI230P2_DAC_FIFO_UNDERRUN_CLEAR, - dev->iobase + PCI230_DACCON); + | PCI230P2_DAC_FIFO_UNDERRUN_CLEAR, + dev->iobase + PCI230_DACCON); } /* Release resources. */ put_all_resources(dev, OWNER_AOCMD); } -static int pci230_ao_cancel(struct comedi_device *dev, struct comedi_subdevice *s) +static int pci230_ao_cancel(struct comedi_device *dev, + struct comedi_subdevice *s) { pci230_ao_stop(dev, s); return 0; } -static void pci230_ai_stop(struct comedi_device *dev, struct comedi_subdevice *s) +static void pci230_ai_stop(struct comedi_device *dev, + struct comedi_subdevice *s) { unsigned long irqflags; struct comedi_cmd *cmd; @@ -2964,15 +2999,17 @@ static void pci230_ai_stop(struct comedi_device *dev, struct comedi_subdevice *s /* Reset FIFO, disable FIFO and set start conversion source to none. * Keep se/diff and bip/uni settings */ devpriv->adccon = (devpriv->adccon & (PCI230_ADC_IR_MASK - | PCI230_ADC_IM_MASK)) | PCI230_ADC_TRIG_NONE; + | PCI230_ADC_IM_MASK)) | + PCI230_ADC_TRIG_NONE; outw(devpriv->adccon | PCI230_ADC_FIFO_RESET, - dev->iobase + PCI230_ADCCON); + dev->iobase + PCI230_ADCCON); /* Release resources. */ put_all_resources(dev, OWNER_AICMD); } -static int pci230_ai_cancel(struct comedi_device *dev, struct comedi_subdevice *s) +static int pci230_ai_cancel(struct comedi_device *dev, + struct comedi_subdevice *s) { pci230_ai_stop(dev, s); return 0; |