diff options
Diffstat (limited to 'drivers/staging/comedi/drivers/daqboard2000.c')
| -rw-r--r-- | drivers/staging/comedi/drivers/daqboard2000.c | 380 |
1 files changed, 189 insertions, 191 deletions
diff --git a/drivers/staging/comedi/drivers/daqboard2000.c b/drivers/staging/comedi/drivers/daqboard2000.c index a536a15..65daef0 100644 --- a/drivers/staging/comedi/drivers/daqboard2000.c +++ b/drivers/staging/comedi/drivers/daqboard2000.c @@ -116,12 +116,12 @@ #define DAQBOARD2000_SUBSYSTEM_IDS4 0x0004 /* Daqboard/2000 - 4 Dacs */ /* Initialization bits for the Serial EEPROM Control Register */ -#define DAQBOARD2000_SECRProgPinHi 0x8001767e -#define DAQBOARD2000_SECRProgPinLo 0x8000767e -#define DAQBOARD2000_SECRLocalBusHi 0xc000767e -#define DAQBOARD2000_SECRLocalBusLo 0x8000767e -#define DAQBOARD2000_SECRReloadHi 0xa000767e -#define DAQBOARD2000_SECRReloadLo 0x8000767e +#define DB2K_SECR_PROG_PIN_HI 0x8001767e +#define DB2K_SECR_PROG_PIN_LO 0x8000767e +#define DB2K_SECR_LOCAL_BUS_HI 0xc000767e +#define DB2K_SECR_LOCAL_BUS_LO 0x8000767e +#define DB2K_SECR_RELOAD_HI 0xa000767e +#define DB2K_SECR_RELOAD_LO 0x8000767e /* SECR status bits */ #define DAQBOARD2000_EEPROM_PRESENT 0x10000000 @@ -151,119 +151,108 @@ static const struct comedi_lrange range_daqboard2000_ai = { /* * Register Memory Map */ -#define acqControl 0x00 /* u16 */ -#define acqScanListFIFO 0x02 /* u16 */ -#define acqPacerClockDivLow 0x04 /* u32 */ -#define acqScanCounter 0x08 /* u16 */ -#define acqPacerClockDivHigh 0x0a /* u16 */ -#define acqTriggerCount 0x0c /* u16 */ -#define acqResultsFIFO 0x10 /* u16 */ -#define acqResultsShadow 0x14 /* u16 */ -#define acqAdcResult 0x18 /* u16 */ -#define dacScanCounter 0x1c /* u16 */ -#define dacControl 0x20 /* u16 */ -#define dacFIFO 0x24 /* s16 */ -#define dacPacerClockDiv 0x2a /* u16 */ -#define refDacs 0x2c /* u16 */ -#define dioControl 0x30 /* u16 */ -#define dioP3hsioData 0x32 /* s16 */ -#define dioP3Control 0x34 /* u16 */ -#define calEepromControl 0x36 /* u16 */ -#define dacSetting(x) (0x38 + (x)*2) /* s16 */ -#define dioP2ExpansionIO8Bit 0x40 /* s16 */ -#define ctrTmrControl 0x80 /* u16 */ -#define ctrInput(x) (0x88 + (x)*2) /* s16 */ -#define timerDivisor(x) (0xa0 + (x)*2) /* u16 */ -#define dmaControl 0xb0 /* u16 */ -#define trigControl 0xb2 /* u16 */ -#define calEeprom 0xb8 /* u16 */ -#define acqDigitalMark 0xba /* u16 */ -#define trigDacs 0xbc /* u16 */ -#define dioP2ExpansionIO16Bit(x) (0xc0 + (x)*2) /* s16 */ +#define DB2K_REG_ACQ_CONTROL 0x00 /* u16 (w) */ +#define DB2K_REG_ACQ_STATUS 0x00 /* u16 (r) */ +#define DB2K_REG_ACQ_SCAN_LIST_FIFO 0x02 /* u16 */ +#define DB2K_REG_ACQ_PACER_CLOCK_DIV_LOW 0x04 /* u32 */ +#define DB2K_REG_ACQ_SCAN_COUNTER 0x08 /* u16 */ +#define DB2K_REG_ACQ_PACER_CLOCK_DIV_HIGH 0x0a /* u16 */ +#define DB2K_REG_ACQ_TRIGGER_COUNT 0x0c /* u16 */ +#define DB2K_REG_ACQ_RESULTS_FIFO 0x10 /* u16 */ +#define DB2K_REG_ACQ_RESULTS_SHADOW 0x14 /* u16 */ +#define DB2K_REG_ACQ_ADC_RESULT 0x18 /* u16 */ +#define DB2K_REG_DAC_SCAN_COUNTER 0x1c /* u16 */ +#define DB2K_REG_DAC_CONTROL 0x20 /* u16 (w) */ +#define DB2K_REG_DAC_STATUS 0x20 /* u16 (r) */ +#define DB2K_REG_DAC_FIFO 0x24 /* s16 */ +#define DB2K_REG_DAC_PACER_CLOCK_DIV 0x2a /* u16 */ +#define DB2K_REG_REF_DACS 0x2c /* u16 */ +#define DB2K_REG_DIO_CONTROL 0x30 /* u16 */ +#define DB2K_REG_P3_HSIO_DATA 0x32 /* s16 */ +#define DB2K_REG_P3_CONTROL 0x34 /* u16 */ +#define DB2K_REG_CAL_EEPROM_CONTROL 0x36 /* u16 */ +#define DB2K_REG_DAC_SETTING(x) (0x38 + (x) * 2) /* s16 */ +#define DB2K_REG_DIO_P2_EXP_IO_8_BIT 0x40 /* s16 */ +#define DB2K_REG_COUNTER_TIMER_CONTROL 0x80 /* u16 */ +#define DB2K_REG_COUNTER_INPUT(x) (0x88 + (x) * 2) /* s16 */ +#define DB2K_REG_TIMER_DIV(x) (0xa0 + (x) * 2) /* u16 */ +#define DB2K_REG_DMA_CONTROL 0xb0 /* u16 */ +#define DB2K_REG_TRIG_CONTROL 0xb2 /* u16 */ +#define DB2K_REG_CAL_EEPROM 0xb8 /* u16 */ +#define DB2K_REG_ACQ_DIGITAL_MARK 0xba /* u16 */ +#define DB2K_REG_TRIG_DACS 0xbc /* u16 */ +#define DB2K_REG_DIO_P2_EXP_IO_16_BIT(x) (0xc0 + (x) * 2) /* s16 */ /* Scan Sequencer programming */ -#define DAQBOARD2000_SeqStartScanList 0x0011 -#define DAQBOARD2000_SeqStopScanList 0x0010 +#define DB2K_ACQ_CONTROL_SEQ_START_SCAN_LIST 0x0011 +#define DB2K_ACQ_CONTROL_SEQ_STOP_SCAN_LIST 0x0010 /* Prepare for acquisition */ -#define DAQBOARD2000_AcqResetScanListFifo 0x0004 -#define DAQBOARD2000_AcqResetResultsFifo 0x0002 -#define DAQBOARD2000_AcqResetConfigPipe 0x0001 - -/* Acqusition status bits */ -#define DAQBOARD2000_AcqResultsFIFOMore1Sample 0x0001 -#define DAQBOARD2000_AcqResultsFIFOHasValidData 0x0002 -#define DAQBOARD2000_AcqResultsFIFOOverrun 0x0004 -#define DAQBOARD2000_AcqLogicScanning 0x0008 -#define DAQBOARD2000_AcqConfigPipeFull 0x0010 -#define DAQBOARD2000_AcqScanListFIFOEmpty 0x0020 -#define DAQBOARD2000_AcqAdcNotReady 0x0040 -#define DAQBOARD2000_ArbitrationFailure 0x0080 -#define DAQBOARD2000_AcqPacerOverrun 0x0100 -#define DAQBOARD2000_DacPacerOverrun 0x0200 -#define DAQBOARD2000_AcqHardwareError 0x01c0 - -/* Scan Sequencer programming */ -#define DAQBOARD2000_SeqStartScanList 0x0011 -#define DAQBOARD2000_SeqStopScanList 0x0010 +#define DB2K_ACQ_CONTROL_RESET_SCAN_LIST_FIFO 0x0004 +#define DB2K_ACQ_CONTROL_RESET_RESULTS_FIFO 0x0002 +#define DB2K_ACQ_CONTROL_RESET_CONFIG_PIPE 0x0001 /* Pacer Clock Control */ -#define DAQBOARD2000_AdcPacerInternal 0x0030 -#define DAQBOARD2000_AdcPacerExternal 0x0032 -#define DAQBOARD2000_AdcPacerEnable 0x0031 -#define DAQBOARD2000_AdcPacerEnableDacPacer 0x0034 -#define DAQBOARD2000_AdcPacerDisable 0x0030 -#define DAQBOARD2000_AdcPacerNormalMode 0x0060 -#define DAQBOARD2000_AdcPacerCompatibilityMode 0x0061 -#define DAQBOARD2000_AdcPacerInternalOutEnable 0x0008 -#define DAQBOARD2000_AdcPacerExternalRising 0x0100 +#define DB2K_ACQ_CONTROL_ADC_PACER_INTERNAL 0x0030 +#define DB2K_ACQ_CONTROL_ADC_PACER_EXTERNAL 0x0032 +#define DB2K_ACQ_CONTROL_ADC_PACER_ENABLE 0x0031 +#define DB2K_ACQ_CONTROL_ADC_PACER_ENABLE_DAC_PACER 0x0034 +#define DB2K_ACQ_CONTROL_ADC_PACER_DISABLE 0x0030 +#define DB2K_ACQ_CONTROL_ADC_PACER_NORMAL_MODE 0x0060 +#define DB2K_ACQ_CONTROL_ADC_PACER_COMPATIBILITY_MODE 0x0061 +#define DB2K_ACQ_CONTROL_ADC_PACER_INTERNAL_OUT_ENABLE 0x0008 +#define DB2K_ACQ_CONTROL_ADC_PACER_EXTERNAL_RISING 0x0100 + +/* Acquisition status bits */ +#define DB2K_ACQ_STATUS_RESULTS_FIFO_MORE_1_SAMPLE 0x0001 +#define DB2K_ACQ_STATUS_RESULTS_FIFO_HAS_DATA 0x0002 +#define DB2K_ACQ_STATUS_RESULTS_FIFO_OVERRUN 0x0004 +#define DB2K_ACQ_STATUS_LOGIC_SCANNING 0x0008 +#define DB2K_ACQ_STATUS_CONFIG_PIPE_FULL 0x0010 +#define DB2K_ACQ_STATUS_SCAN_LIST_FIFO_EMPTY 0x0020 +#define DB2K_ACQ_STATUS_ADC_NOT_READY 0x0040 +#define DB2K_ACQ_STATUS_ARBITRATION_FAILURE 0x0080 +#define DB2K_ACQ_STATUS_ADC_PACER_OVERRUN 0x0100 +#define DB2K_ACQ_STATUS_DAC_PACER_OVERRUN 0x0200 /* DAC status */ -#define DAQBOARD2000_DacFull 0x0001 -#define DAQBOARD2000_RefBusy 0x0002 -#define DAQBOARD2000_TrgBusy 0x0004 -#define DAQBOARD2000_CalBusy 0x0008 -#define DAQBOARD2000_Dac0Busy 0x0010 -#define DAQBOARD2000_Dac1Busy 0x0020 -#define DAQBOARD2000_Dac2Busy 0x0040 -#define DAQBOARD2000_Dac3Busy 0x0080 +#define DB2K_DAC_STATUS_DAC_FULL 0x0001 +#define DB2K_DAC_STATUS_REF_BUSY 0x0002 +#define DB2K_DAC_STATUS_TRIG_BUSY 0x0004 +#define DB2K_DAC_STATUS_CAL_BUSY 0x0008 +#define DB2K_DAC_STATUS_DAC_BUSY(x) (0x0010 << (x)) /* DAC control */ -#define DAQBOARD2000_Dac0Enable 0x0021 -#define DAQBOARD2000_Dac1Enable 0x0031 -#define DAQBOARD2000_Dac2Enable 0x0041 -#define DAQBOARD2000_Dac3Enable 0x0051 -#define DAQBOARD2000_DacEnableBit 0x0001 -#define DAQBOARD2000_Dac0Disable 0x0020 -#define DAQBOARD2000_Dac1Disable 0x0030 -#define DAQBOARD2000_Dac2Disable 0x0040 -#define DAQBOARD2000_Dac3Disable 0x0050 -#define DAQBOARD2000_DacResetFifo 0x0004 -#define DAQBOARD2000_DacPatternDisable 0x0060 -#define DAQBOARD2000_DacPatternEnable 0x0061 -#define DAQBOARD2000_DacSelectSignedData 0x0002 -#define DAQBOARD2000_DacSelectUnsignedData 0x0000 +#define DB2K_DAC_CONTROL_ENABLE_BIT 0x0001 +#define DB2K_DAC_CONTROL_DATA_IS_SIGNED 0x0002 +#define DB2K_DAC_CONTROL_RESET_FIFO 0x0004 +#define DB2K_DAC_CONTROL_DAC_DISABLE(x) (0x0020 + ((x) << 4)) +#define DB2K_DAC_CONTROL_DAC_ENABLE(x) (0x0021 + ((x) << 4)) +#define DB2K_DAC_CONTROL_PATTERN_DISABLE 0x0060 +#define DB2K_DAC_CONTROL_PATTERN_ENABLE 0x0061 /* Trigger Control */ -#define DAQBOARD2000_TrigAnalog 0x0000 -#define DAQBOARD2000_TrigTTL 0x0010 -#define DAQBOARD2000_TrigTransHiLo 0x0004 -#define DAQBOARD2000_TrigTransLoHi 0x0000 -#define DAQBOARD2000_TrigAbove 0x0000 -#define DAQBOARD2000_TrigBelow 0x0004 -#define DAQBOARD2000_TrigLevelSense 0x0002 -#define DAQBOARD2000_TrigEdgeSense 0x0000 -#define DAQBOARD2000_TrigEnable 0x0001 -#define DAQBOARD2000_TrigDisable 0x0000 +#define DB2K_TRIG_CONTROL_TYPE_ANALOG 0x0000 +#define DB2K_TRIG_CONTROL_TYPE_TTL 0x0010 +#define DB2K_TRIG_CONTROL_EDGE_HI_LO 0x0004 +#define DB2K_TRIG_CONTROL_EDGE_LO_HI 0x0000 +#define DB2K_TRIG_CONTROL_LEVEL_ABOVE 0x0000 +#define DB2K_TRIG_CONTROL_LEVEL_BELOW 0x0004 +#define DB2K_TRIG_CONTROL_SENSE_LEVEL 0x0002 +#define DB2K_TRIG_CONTROL_SENSE_EDGE 0x0000 +#define DB2K_TRIG_CONTROL_ENABLE 0x0001 +#define DB2K_TRIG_CONTROL_DISABLE 0x0000 /* Reference Dac Selection */ -#define DAQBOARD2000_PosRefDacSelect 0x0100 -#define DAQBOARD2000_NegRefDacSelect 0x0000 +#define DB2K_REF_DACS_SET 0x0080 +#define DB2K_REF_DACS_SELECT_POS_REF 0x0100 +#define DB2K_REF_DACS_SELECT_NEG_REF 0x0000 struct daq200_boardtype { const char *name; int id; }; + static const struct daq200_boardtype boardtypes[] = { {"ids2", DAQBOARD2000_SUBSYSTEM_IDS2}, {"ids4", DAQBOARD2000_SUBSYSTEM_IDS4}, @@ -276,15 +265,16 @@ struct daqboard2000_private { void __iomem *plx; }; -static void writeAcqScanListEntry(struct comedi_device *dev, u16 entry) +static void daqboard2000_write_acq_scan_list_entry(struct comedi_device *dev, + u16 entry) { - /* udelay(4); */ - writew(entry & 0x00ff, dev->mmio + acqScanListFIFO); - /* udelay(4); */ - writew((entry >> 8) & 0x00ff, dev->mmio + acqScanListFIFO); + writew(entry & 0x00ff, dev->mmio + DB2K_REG_ACQ_SCAN_LIST_FIFO); + writew((entry >> 8) & 0x00ff, + dev->mmio + DB2K_REG_ACQ_SCAN_LIST_FIFO); } -static void setup_sampling(struct comedi_device *dev, int chan, int gain) +static void daqboard2000_setup_sampling(struct comedi_device *dev, int chan, + int gain) { u16 word0, word1, word2, word3; @@ -315,17 +305,13 @@ static void setup_sampling(struct comedi_device *dev, int chan, int gain) word3 = 0; break; } -/* - dev->eeprom.correctionDACSE[i][j][k].offset = 0x800; - dev->eeprom.correctionDACSE[i][j][k].gain = 0xc00; -*/ /* These should be read from EEPROM */ - word2 |= 0x0800; - word3 |= 0xc000; - writeAcqScanListEntry(dev, word0); - writeAcqScanListEntry(dev, word1); - writeAcqScanListEntry(dev, word2); - writeAcqScanListEntry(dev, word3); + word2 |= 0x0800; /* offset */ + word3 |= 0xc000; /* gain */ + daqboard2000_write_acq_scan_list_entry(dev, word0); + daqboard2000_write_acq_scan_list_entry(dev, word1); + daqboard2000_write_acq_scan_list_entry(dev, word2); + daqboard2000_write_acq_scan_list_entry(dev, word3); } static int daqboard2000_ai_status(struct comedi_device *dev, @@ -335,7 +321,7 @@ static int daqboard2000_ai_status(struct comedi_device *dev, { unsigned int status; - status = readw(dev->mmio + acqControl); + status = readw(dev->mmio + DB2K_REG_ACQ_STATUS); if (status & context) return 0; return -EBUSY; @@ -350,50 +336,58 @@ static int daqboard2000_ai_insn_read(struct comedi_device *dev, int ret; int i; - writew(DAQBOARD2000_AcqResetScanListFifo | - DAQBOARD2000_AcqResetResultsFifo | - DAQBOARD2000_AcqResetConfigPipe, dev->mmio + acqControl); + writew(DB2K_ACQ_CONTROL_RESET_SCAN_LIST_FIFO | + DB2K_ACQ_CONTROL_RESET_RESULTS_FIFO | + DB2K_ACQ_CONTROL_RESET_CONFIG_PIPE, + dev->mmio + DB2K_REG_ACQ_CONTROL); /* * If pacer clock is not set to some high value (> 10 us), we * risk multiple samples to be put into the result FIFO. */ /* 1 second, should be long enough */ - writel(1000000, dev->mmio + acqPacerClockDivLow); - writew(0, dev->mmio + acqPacerClockDivHigh); + writel(1000000, dev->mmio + DB2K_REG_ACQ_PACER_CLOCK_DIV_LOW); + writew(0, dev->mmio + DB2K_REG_ACQ_PACER_CLOCK_DIV_HIGH); gain = CR_RANGE(insn->chanspec); chan = CR_CHAN(insn->chanspec); - /* This doesn't look efficient. I decided to take the conservative + /* + * This doesn't look efficient. I decided to take the conservative * approach when I did the insn conversion. Perhaps it would be * better to have broken it completely, then someone would have been - * forced to fix it. --ds */ + * forced to fix it. --ds + */ for (i = 0; i < insn->n; i++) { - setup_sampling(dev, chan, gain); + daqboard2000_setup_sampling(dev, chan, gain); /* Enable reading from the scanlist FIFO */ - writew(DAQBOARD2000_SeqStartScanList, dev->mmio + acqControl); + writew(DB2K_ACQ_CONTROL_SEQ_START_SCAN_LIST, + dev->mmio + DB2K_REG_ACQ_CONTROL); ret = comedi_timeout(dev, s, insn, daqboard2000_ai_status, - DAQBOARD2000_AcqConfigPipeFull); + DB2K_ACQ_STATUS_CONFIG_PIPE_FULL); if (ret) return ret; - writew(DAQBOARD2000_AdcPacerEnable, dev->mmio + acqControl); + writew(DB2K_ACQ_CONTROL_ADC_PACER_ENABLE, + dev->mmio + DB2K_REG_ACQ_CONTROL); ret = comedi_timeout(dev, s, insn, daqboard2000_ai_status, - DAQBOARD2000_AcqLogicScanning); + DB2K_ACQ_STATUS_LOGIC_SCANNING); if (ret) return ret; - ret = comedi_timeout(dev, s, insn, daqboard2000_ai_status, - DAQBOARD2000_AcqResultsFIFOHasValidData); + ret = + comedi_timeout(dev, s, insn, daqboard2000_ai_status, + DB2K_ACQ_STATUS_RESULTS_FIFO_HAS_DATA); if (ret) return ret; - data[i] = readw(dev->mmio + acqResultsFIFO); - writew(DAQBOARD2000_AdcPacerDisable, dev->mmio + acqControl); - writew(DAQBOARD2000_SeqStopScanList, dev->mmio + acqControl); + data[i] = readw(dev->mmio + DB2K_REG_ACQ_RESULTS_FIFO); + writew(DB2K_ACQ_CONTROL_ADC_PACER_DISABLE, + dev->mmio + DB2K_REG_ACQ_CONTROL); + writew(DB2K_ACQ_CONTROL_SEQ_STOP_SCAN_LIST, + dev->mmio + DB2K_REG_ACQ_CONTROL); } return i; @@ -407,8 +401,8 @@ static int daqboard2000_ao_eoc(struct comedi_device *dev, unsigned int chan = CR_CHAN(insn->chanspec); unsigned int status; - status = readw(dev->mmio + dacControl); - if ((status & ((chan + 1) * 0x0010)) == 0) + status = readw(dev->mmio + DB2K_REG_DAC_STATUS); + if ((status & DB2K_DAC_STATUS_DAC_BUSY(chan)) == 0) return 0; return -EBUSY; } @@ -425,7 +419,7 @@ static int daqboard2000_ao_insn_write(struct comedi_device *dev, unsigned int val = data[i]; int ret; - writew(val, dev->mmio + dacSetting(chan)); + writew(val, dev->mmio + DB2K_REG_DAC_SETTING(chan)); ret = comedi_timeout(dev, s, insn, daqboard2000_ao_eoc, 0); if (ret) @@ -437,39 +431,39 @@ static int daqboard2000_ao_insn_write(struct comedi_device *dev, return insn->n; } -static void daqboard2000_resetLocalBus(struct comedi_device *dev) +static void daqboard2000_reset_local_bus(struct comedi_device *dev) { struct daqboard2000_private *devpriv = dev->private; - writel(DAQBOARD2000_SECRLocalBusHi, devpriv->plx + 0x6c); + writel(DB2K_SECR_LOCAL_BUS_HI, devpriv->plx + 0x6c); mdelay(10); - writel(DAQBOARD2000_SECRLocalBusLo, devpriv->plx + 0x6c); + writel(DB2K_SECR_LOCAL_BUS_LO, devpriv->plx + 0x6c); mdelay(10); } -static void daqboard2000_reloadPLX(struct comedi_device *dev) +static void daqboard2000_reload_plx(struct comedi_device *dev) { struct daqboard2000_private *devpriv = dev->private; - writel(DAQBOARD2000_SECRReloadLo, devpriv->plx + 0x6c); + writel(DB2K_SECR_RELOAD_LO, devpriv->plx + 0x6c); mdelay(10); - writel(DAQBOARD2000_SECRReloadHi, devpriv->plx + 0x6c); + writel(DB2K_SECR_RELOAD_HI, devpriv->plx + 0x6c); mdelay(10); - writel(DAQBOARD2000_SECRReloadLo, devpriv->plx + 0x6c); + writel(DB2K_SECR_RELOAD_LO, devpriv->plx + 0x6c); mdelay(10); } -static void daqboard2000_pulseProgPin(struct comedi_device *dev) +static void daqboard2000_pulse_prog_pin(struct comedi_device *dev) { struct daqboard2000_private *devpriv = dev->private; - writel(DAQBOARD2000_SECRProgPinHi, devpriv->plx + 0x6c); + writel(DB2K_SECR_PROG_PIN_HI, devpriv->plx + 0x6c); mdelay(10); - writel(DAQBOARD2000_SECRProgPinLo, devpriv->plx + 0x6c); + writel(DB2K_SECR_PROG_PIN_LO, devpriv->plx + 0x6c); mdelay(10); /* Not in the original code, but I like symmetry... */ } -static int daqboard2000_pollCPLD(struct comedi_device *dev, int mask) +static int daqboard2000_poll_cpld(struct comedi_device *dev, int mask) { int result = 0; int i; @@ -482,17 +476,17 @@ static int daqboard2000_pollCPLD(struct comedi_device *dev, int mask) result = 1; break; } - udelay(100); + usleep_range(100, 1000); } udelay(5); return result; } -static int daqboard2000_writeCPLD(struct comedi_device *dev, int data) +static int daqboard2000_write_cpld(struct comedi_device *dev, int data) { int result = 0; - udelay(10); + usleep_range(10, 20); writew(data, dev->mmio + 0x1000); if ((readw(dev->mmio + 0x1000) & DAQBOARD2000_CPLD_INIT) == DAQBOARD2000_CPLD_INIT) { @@ -501,9 +495,9 @@ static int daqboard2000_writeCPLD(struct comedi_device *dev, int data) return result; } -static int initialize_daqboard2000(struct comedi_device *dev, - const u8 *cpld_array, size_t len, - unsigned long context) +static int daqboard2000_load_firmware(struct comedi_device *dev, + const u8 *cpld_array, size_t len, + unsigned long context) { struct daqboard2000_private *devpriv = dev->private; int result = -EIO; @@ -518,10 +512,10 @@ static int initialize_daqboard2000(struct comedi_device *dev, return -EIO; for (retry = 0; retry < 3; retry++) { - daqboard2000_resetLocalBus(dev); - daqboard2000_reloadPLX(dev); - daqboard2000_pulseProgPin(dev); - if (daqboard2000_pollCPLD(dev, DAQBOARD2000_CPLD_INIT)) { + daqboard2000_reset_local_bus(dev); + daqboard2000_reload_plx(dev); + daqboard2000_pulse_prog_pin(dev); + if (daqboard2000_poll_cpld(dev, DAQBOARD2000_CPLD_INIT)) { for (i = 0; i < len; i++) { if (cpld_array[i] == 0xff && cpld_array[i + 1] == 0x20) @@ -530,12 +524,12 @@ static int initialize_daqboard2000(struct comedi_device *dev, for (; i < len; i += 2) { int data = (cpld_array[i] << 8) + cpld_array[i + 1]; - if (!daqboard2000_writeCPLD(dev, data)) + if (!daqboard2000_write_cpld(dev, data)) break; } if (i >= len) { - daqboard2000_resetLocalBus(dev); - daqboard2000_reloadPLX(dev); + daqboard2000_reset_local_bus(dev); + daqboard2000_reload_plx(dev); result = 0; break; } @@ -544,79 +538,83 @@ static int initialize_daqboard2000(struct comedi_device *dev, return result; } -static void daqboard2000_adcStopDmaTransfer(struct comedi_device *dev) +static void daqboard2000_adc_stop_dma_transfer(struct comedi_device *dev) { } -static void daqboard2000_adcDisarm(struct comedi_device *dev) +static void daqboard2000_adc_disarm(struct comedi_device *dev) { /* Disable hardware triggers */ udelay(2); - writew(DAQBOARD2000_TrigAnalog | DAQBOARD2000_TrigDisable, - dev->mmio + trigControl); + writew(DB2K_TRIG_CONTROL_TYPE_ANALOG | DB2K_TRIG_CONTROL_DISABLE, + dev->mmio + DB2K_REG_TRIG_CONTROL); udelay(2); - writew(DAQBOARD2000_TrigTTL | DAQBOARD2000_TrigDisable, - dev->mmio + trigControl); + writew(DB2K_TRIG_CONTROL_TYPE_TTL | DB2K_TRIG_CONTROL_DISABLE, + dev->mmio + DB2K_REG_TRIG_CONTROL); /* Stop the scan list FIFO from loading the configuration pipe */ udelay(2); - writew(DAQBOARD2000_SeqStopScanList, dev->mmio + acqControl); + writew(DB2K_ACQ_CONTROL_SEQ_STOP_SCAN_LIST, + dev->mmio + DB2K_REG_ACQ_CONTROL); /* Stop the pacer clock */ udelay(2); - writew(DAQBOARD2000_AdcPacerDisable, dev->mmio + acqControl); + writew(DB2K_ACQ_CONTROL_ADC_PACER_DISABLE, + dev->mmio + DB2K_REG_ACQ_CONTROL); /* Stop the input dma (abort channel 1) */ - daqboard2000_adcStopDmaTransfer(dev); + daqboard2000_adc_stop_dma_transfer(dev); } -static void daqboard2000_activateReferenceDacs(struct comedi_device *dev) +static void daqboard2000_activate_reference_dacs(struct comedi_device *dev) { unsigned int val; int timeout; /* Set the + reference dac value in the FPGA */ - writew(0x80 | DAQBOARD2000_PosRefDacSelect, dev->mmio + refDacs); + writew(DB2K_REF_DACS_SET | DB2K_REF_DACS_SELECT_POS_REF, + dev->mmio + DB2K_REG_REF_DACS); for (timeout = 0; timeout < 20; timeout++) { - val = readw(dev->mmio + dacControl); - if ((val & DAQBOARD2000_RefBusy) == 0) + val = readw(dev->mmio + DB2K_REG_DAC_STATUS); + if ((val & DB2K_DAC_STATUS_REF_BUSY) == 0) break; udelay(2); } /* Set the - reference dac value in the FPGA */ - writew(0x80 | DAQBOARD2000_NegRefDacSelect, dev->mmio + refDacs); + writew(DB2K_REF_DACS_SET | DB2K_REF_DACS_SELECT_NEG_REF, + dev->mmio + DB2K_REG_REF_DACS); for (timeout = 0; timeout < 20; timeout++) { - val = readw(dev->mmio + dacControl); - if ((val & DAQBOARD2000_RefBusy) == 0) + val = readw(dev->mmio + DB2K_REG_DAC_STATUS); + if ((val & DB2K_DAC_STATUS_REF_BUSY) == 0) break; udelay(2); } } -static void daqboard2000_initializeCtrs(struct comedi_device *dev) +static void daqboard2000_initialize_ctrs(struct comedi_device *dev) { } -static void daqboard2000_initializeTmrs(struct comedi_device *dev) +static void daqboard2000_initialize_tmrs(struct comedi_device *dev) { } -static void daqboard2000_dacDisarm(struct comedi_device *dev) +static void daqboard2000_dac_disarm(struct comedi_device *dev) { } -static void daqboard2000_initializeAdc(struct comedi_device *dev) +static void daqboard2000_initialize_adc(struct comedi_device *dev) { - daqboard2000_adcDisarm(dev); - daqboard2000_activateReferenceDacs(dev); - daqboard2000_initializeCtrs(dev); - daqboard2000_initializeTmrs(dev); + daqboard2000_adc_disarm(dev); + daqboard2000_activate_reference_dacs(dev); + daqboard2000_initialize_ctrs(dev); + daqboard2000_initialize_tmrs(dev); } -static void daqboard2000_initializeDac(struct comedi_device *dev) +static void daqboard2000_initialize_dac(struct comedi_device *dev) { - daqboard2000_dacDisarm(dev); + daqboard2000_dac_disarm(dev); } static int daqboard2000_8255_cb(struct comedi_device *dev, @@ -683,12 +681,12 @@ static int daqboard2000_auto_attach(struct comedi_device *dev, result = comedi_load_firmware(dev, &comedi_to_pci_dev(dev)->dev, DAQBOARD2000_FIRMWARE, - initialize_daqboard2000, 0); + daqboard2000_load_firmware, 0); if (result < 0) return result; - daqboard2000_initializeAdc(dev); - daqboard2000_initializeDac(dev); + daqboard2000_initialize_adc(dev); + daqboard2000_initialize_dac(dev); s = &dev->subdevices[0]; /* ai subdevice */ @@ -714,7 +712,7 @@ static int daqboard2000_auto_attach(struct comedi_device *dev, s = &dev->subdevices[2]; return subdev_8255_init(dev, s, daqboard2000_8255_cb, - dioP2ExpansionIO8Bit); + DB2K_REG_DIO_P2_EXP_IO_8_BIT); } static void daqboard2000_detach(struct comedi_device *dev) |
