diff options
Diffstat (limited to 'drivers/staging/comedi/drivers/addi-data/hwdrv_apci3501.c')
-rw-r--r-- | drivers/staging/comedi/drivers/addi-data/hwdrv_apci3501.c | 320 |
1 files changed, 94 insertions, 226 deletions
diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3501.c b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3501.c index acaceb01629a..7a18ce704ba4 100644 --- a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3501.c +++ b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3501.c @@ -46,229 +46,75 @@ You should also find the complete GPL in the COPYING file accompanying this sour +----------+-----------+------------------------------------------------+ */ -/* -+----------------------------------------------------------------------------+ -| Included files | -+----------------------------------------------------------------------------+ -*/ -#include "hwdrv_apci3501.h" - -/* -+----------------------------------------------------------------------------+ -| Function Name : int i_APCI3501_ReadDigitalInput | -| (struct comedi_device *dev,struct comedi_subdevice *s, | -| struct comedi_insn *insn,unsigned int *data) | -+----------------------------------------------------------------------------+ -| Task : Read value of the selected channel or port | -+----------------------------------------------------------------------------+ -| Input Parameters : struct comedi_device *dev : Driver handle | -| unsigned int ui_NoOfChannels : No Of Channels To read | -| unsigned int *data : Data Pointer to read status | -+----------------------------------------------------------------------------+ -| Output Parameters : -- | -+----------------------------------------------------------------------------+ -| Return Value : TRUE : No error occur | -| : FALSE : Error occur. Return the error | -| | -+----------------------------------------------------------------------------+ -*/ +/* Card Specific information */ +#define APCI3501_ADDRESS_RANGE 255 + +#define APCI3501_DIGITAL_IP 0x50 +#define APCI3501_DIGITAL_OP 0x40 +#define APCI3501_ANALOG_OUTPUT 0x00 + +/* Analog Output related Defines */ +#define APCI3501_AO_VOLT_MODE 0 +#define APCI3501_AO_PROG 4 +#define APCI3501_AO_TRIG_SCS 8 +#define UNIPOLAR 0 +#define BIPOLAR 1 +#define MODE0 0 +#define MODE1 1 + +/* Watchdog Related Defines */ + +#define APCI3501_WATCHDOG 0x20 +#define APCI3501_TCW_SYNC_ENABLEDISABLE 0 +#define APCI3501_TCW_RELOAD_VALUE 4 +#define APCI3501_TCW_TIMEBASE 8 +#define APCI3501_TCW_PROG 12 +#define APCI3501_TCW_TRIG_STATUS 16 +#define APCI3501_TCW_IRQ 20 +#define APCI3501_TCW_WARN_TIMEVAL 24 +#define APCI3501_TCW_WARN_TIMEBASE 28 +#define ADDIDATA_TIMER 0 +#define ADDIDATA_WATCHDOG 2 + +/* ANALOG OUTPUT RANGE */ +static struct comedi_lrange range_apci3501_ao = { + 2, { + BIP_RANGE(10), + UNI_RANGE(10) + } +}; -int i_APCI3501_ReadDigitalInput(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) +static int apci3501_di_insn_bits(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, + unsigned int *data) { - unsigned int ui_Temp; - unsigned int ui_NoOfChannel; - ui_NoOfChannel = CR_CHAN(insn->chanspec); - ui_Temp = data[0]; - *data = inl(devpriv->iobase + APCI3501_DIGITAL_IP); - if (ui_Temp == 0) { - *data = (*data >> ui_NoOfChannel) & 0x1; - } /* if (ui_Temp==0) */ - else { - if (ui_Temp == 1) { - - *data = *data & 0x3; - } /* if (ui_Temp==1) */ - else { - printk("\nSpecified channel not supported \n"); - } /* elseif (ui_Temp==1) */ - } /* elseif (ui_Temp==0) */ - return insn->n; -} + struct addi_private *devpriv = dev->private; -/* -+----------------------------------------------------------------------------+ -| Function Name : int i_APCI3501_ConfigDigitalOutput | -| (struct comedi_device *dev,struct comedi_subdevice *s, | -| struct comedi_insn *insn,unsigned int *data) | -+----------------------------------------------------------------------------+ -| Task : Configures The Digital Output Subdevice. | -+----------------------------------------------------------------------------+ -| Input Parameters : struct comedi_device *dev : Driver handle | -| unsigned int *data : Data Pointer contains | -| configuration parameters as below | -| | -| data[1] : 1 Enable VCC Interrupt | -| 0 Disable VCC Interrupt | -| data[2] : 1 Enable CC Interrupt | -| 0 Disable CC Interrupt | -| | -+----------------------------------------------------------------------------+ -| Output Parameters : -- | -+----------------------------------------------------------------------------+ -| Return Value : TRUE : No error occur | -| : FALSE : Error occur. Return the error | -| | -+----------------------------------------------------------------------------+ -*/ -int i_APCI3501_ConfigDigitalOutput(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) -{ + data[1] = inl(devpriv->iobase + APCI3501_DIGITAL_IP) & 0x3; - if ((data[0] != 0) && (data[0] != 1)) { - comedi_error(dev, - "Not a valid Data !!! ,Data should be 1 or 0\n"); - return -EINVAL; - } /* if ( (data[0]!=0) && (data[0]!=1) ) */ - if (data[0]) { - devpriv->b_OutputMemoryStatus = ADDIDATA_ENABLE; - } /* if (data[0]) */ - else { - devpriv->b_OutputMemoryStatus = ADDIDATA_DISABLE; - } /* else if (data[0]) */ return insn->n; } -/* -+----------------------------------------------------------------------------+ -| Function Name : int i_APCI3501_WriteDigitalOutput | -| (struct comedi_device *dev,struct comedi_subdevice *s, | -| struct comedi_insn *insn,unsigned int *data) | -+----------------------------------------------------------------------------+ -| Task : writes To the digital Output Subdevice | -+----------------------------------------------------------------------------+ -| Input Parameters : struct comedi_device *dev : Driver handle | -| struct comedi_subdevice *s : Subdevice Pointer | -| struct comedi_insn *insn : Insn Structure Pointer | -| unsigned int *data : Data Pointer contains | -| configuration parameters as below | -| | -+----------------------------------------------------------------------------+ -| Output Parameters : -- | -+----------------------------------------------------------------------------+ -| Return Value : TRUE : No error occur | -| : FALSE : Error occur. Return the error | -| | -+----------------------------------------------------------------------------+ -*/ -int i_APCI3501_WriteDigitalOutput(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) +static int apci3501_do_insn_bits(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, + unsigned int *data) { - unsigned int ui_Temp, ui_Temp1; - unsigned int ui_NoOfChannel = CR_CHAN(insn->chanspec); /* get the channel */ - if (devpriv->b_OutputMemoryStatus) { - ui_Temp = inl(devpriv->iobase + APCI3501_DIGITAL_OP); - } /* if(devpriv->b_OutputMemoryStatus ) */ - else { - ui_Temp = 0; - } /* if(devpriv->b_OutputMemoryStatus ) */ - if (data[3] == 0) { - if (data[1] == 0) { - data[0] = (data[0] << ui_NoOfChannel) | ui_Temp; - outl(data[0], devpriv->iobase + APCI3501_DIGITAL_OP); - } /* if(data[1]==0) */ - else { - if (data[1] == 1) { - data[0] = (data[0] << (2 * data[2])) | ui_Temp; - outl(data[0], - devpriv->iobase + APCI3501_DIGITAL_OP); - } /* if(data[1]==1) */ - else { - printk("\nSpecified channel not supported\n"); - } /* else if(data[1]==1) */ - } /* elseif(data[1]==0) */ - } /* if(data[3]==0) */ - else { - if (data[3] == 1) { - if (data[1] == 0) { - data[0] = ~data[0] & 0x1; - ui_Temp1 = 1; - ui_Temp1 = ui_Temp1 << ui_NoOfChannel; - ui_Temp = ui_Temp | ui_Temp1; - data[0] = - (data[0] << ui_NoOfChannel) ^ - 0xffffffff; - data[0] = data[0] & ui_Temp; - outl(data[0], - devpriv->iobase + APCI3501_DIGITAL_OP); - } /* if(data[1]==0) */ - else { - if (data[1] == 1) { - data[0] = ~data[0] & 0x3; - ui_Temp1 = 3; - ui_Temp1 = ui_Temp1 << 2 * data[2]; - ui_Temp = ui_Temp | ui_Temp1; - data[0] = - ((data[0] << (2 * - data[2])) ^ - 0xffffffff) & ui_Temp; - outl(data[0], - devpriv->iobase + - APCI3501_DIGITAL_OP); - } /* if(data[1]==1) */ - else { - printk("\nSpecified channel not supported\n"); - } /* else if(data[1]==1) */ - } /* elseif(data[1]==0) */ - } /* if(data[3]==1); */ - else { - printk("\nSpecified functionality does not exist\n"); - return -EINVAL; - } /* if else data[3]==1) */ - } /* if else data[3]==0) */ - return insn->n; -} + struct addi_private *devpriv = dev->private; + unsigned int mask = data[0]; + unsigned int bits = data[1]; + + s->state = inl(devpriv->iobase + APCI3501_DIGITAL_OP); + if (mask) { + s->state &= ~mask; + s->state |= (bits & mask); + + outl(s->state, devpriv->iobase + APCI3501_DIGITAL_OP); + } + + data[1] = s->state; -/* -+----------------------------------------------------------------------------+ -| Function Name : int i_APCI3501_ReadDigitalOutput | -| (struct comedi_device *dev,struct comedi_subdevice *s, | -| struct comedi_insn *insn,unsigned int *data) | -+----------------------------------------------------------------------------+ -| Task : Read value of the selected channel or port | -+----------------------------------------------------------------------------+ -| Input Parameters : struct comedi_device *dev : Driver handle | -| unsigned int ui_NoOfChannels : No Of Channels To read | -| unsigned int *data : Data Pointer to read status | -+----------------------------------------------------------------------------+ -| Output Parameters : -- | -+----------------------------------------------------------------------------+ -| Return Value : TRUE : No error occur | -| : FALSE : Error occur. Return the error | -| | -+----------------------------------------------------------------------------+ -*/ -int i_APCI3501_ReadDigitalOutput(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) -{ - unsigned int ui_Temp; - unsigned int ui_NoOfChannel; - - ui_NoOfChannel = CR_CHAN(insn->chanspec); - ui_Temp = data[0]; - *data = inl(devpriv->iobase + APCI3501_DIGITAL_OP); - if (ui_Temp == 0) { - *data = (*data >> ui_NoOfChannel) & 0x1; - } /* if (ui_Temp==0) */ - else { - if (ui_Temp == 1) { - *data = *data & 0x3; - - } /* if (ui_Temp==1) */ - else { - printk("\nSpecified channel not supported \n"); - } /* else if (ui_Temp==1) */ - } /* else if (ui_Temp==0) */ return insn->n; } @@ -298,9 +144,13 @@ int i_APCI3501_ReadDigitalOutput(struct comedi_device *dev, struct comedi_subdev | | +----------------------------------------------------------------------------+ */ -int i_APCI3501_ConfigAnalogOutput(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) +static int i_APCI3501_ConfigAnalogOutput(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, + unsigned int *data) { + struct addi_private *devpriv = dev->private; + outl(data[0], devpriv->iobase + APCI3501_ANALOG_OUTPUT + APCI3501_AO_VOLT_MODE); @@ -336,9 +186,12 @@ int i_APCI3501_ConfigAnalogOutput(struct comedi_device *dev, struct comedi_subde | | +----------------------------------------------------------------------------+ */ -int i_APCI3501_WriteAnalogOutput(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) +static int i_APCI3501_WriteAnalogOutput(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, + unsigned int *data) { + struct addi_private *devpriv = dev->private; unsigned int ul_Command1 = 0, ul_Channel_no, ul_Polarity, ul_DAC_Ready = 0; ul_Channel_no = CR_CHAN(insn->chanspec); @@ -410,10 +263,14 @@ int i_APCI3501_WriteAnalogOutput(struct comedi_device *dev, struct comedi_subdev | | +----------------------------------------------------------------------------+ */ -int i_APCI3501_ConfigTimerCounterWatchdog(struct comedi_device *dev, - struct comedi_subdevice *s, struct comedi_insn *insn, unsigned int *data) +static int i_APCI3501_ConfigTimerCounterWatchdog(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, + unsigned int *data) { + struct addi_private *devpriv = dev->private; unsigned int ul_Command1 = 0; + devpriv->tsk_Current = current; if (data[0] == ADDIDATA_WATCHDOG) { @@ -511,11 +368,15 @@ int i_APCI3501_ConfigTimerCounterWatchdog(struct comedi_device *dev, +----------------------------------------------------------------------------+ */ -int i_APCI3501_StartStopWriteTimerCounterWatchdog(struct comedi_device *dev, - struct comedi_subdevice *s, struct comedi_insn *insn, unsigned int *data) +static int i_APCI3501_StartStopWriteTimerCounterWatchdog(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, + unsigned int *data) { + struct addi_private *devpriv = dev->private; unsigned int ul_Command1 = 0; int i_Temp; + if (devpriv->b_TimerSelectMode == ADDIDATA_WATCHDOG) { if (data[1] == 1) { @@ -613,9 +474,12 @@ int i_APCI3501_StartStopWriteTimerCounterWatchdog(struct comedi_device *dev, +----------------------------------------------------------------------------+ */ -int i_APCI3501_ReadTimerCounterWatchdog(struct comedi_device *dev, - struct comedi_subdevice *s, struct comedi_insn *insn, unsigned int *data) +static int i_APCI3501_ReadTimerCounterWatchdog(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, + unsigned int *data) { + struct addi_private *devpriv = dev->private; if (devpriv->b_TimerSelectMode == ADDIDATA_WATCHDOG) { data[0] = @@ -654,10 +518,12 @@ int i_APCI3501_ReadTimerCounterWatchdog(struct comedi_device *dev, +----------------------------------------------------------------------------+ */ -int i_APCI3501_Reset(struct comedi_device *dev) +static int i_APCI3501_Reset(struct comedi_device *dev) { + struct addi_private *devpriv = dev->private; int i_Count = 0, i_temp = 0; unsigned int ul_Command1 = 0, ul_Polarity, ul_DAC_Ready = 0; + outl(0x0, devpriv->iobase + APCI3501_DIGITAL_OP); outl(1, devpriv->iobase + APCI3501_ANALOG_OUTPUT + APCI3501_AO_VOLT_MODE); @@ -705,12 +571,14 @@ int i_APCI3501_Reset(struct comedi_device *dev) | | +----------------------------------------------------------------------------+ */ -void v_APCI3501_Interrupt(int irq, void *d) +static void v_APCI3501_Interrupt(int irq, void *d) { int i_temp; struct comedi_device *dev = d; + struct addi_private *devpriv = dev->private; unsigned int ui_Timer_AOWatchdog; unsigned long ul_Command1; + /* Disable Interrupt */ ul_Command1 = inl(devpriv->iobase + APCI3501_WATCHDOG + APCI3501_TCW_PROG); |