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path: root/drivers/staging/comedi/drivers/addi-data/hwdrv_apci2200.c
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Diffstat (limited to 'drivers/staging/comedi/drivers/addi-data/hwdrv_apci2200.c')
-rw-r--r--drivers/staging/comedi/drivers/addi-data/hwdrv_apci2200.c392
1 files changed, 53 insertions, 339 deletions
diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci2200.c b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci2200.c
index 3d378b5ecbce..9d4a117aad43 100644
--- a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci2200.c
+++ b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci2200.c
@@ -46,354 +46,54 @@ You should also find the complete GPL in the COPYING file accompanying this sour
+----------+-----------+------------------------------------------------+
*/
-/*
-+----------------------------------------------------------------------------+
-| Included files |
-+----------------------------------------------------------------------------+
-*/
-#include "hwdrv_apci2200.h"
+/********* Definitions for APCI-2200 card *****/
-/*
-+----------------------------------------------------------------------------+
-| Function Name : int i_APCI2200_Read1DigitalInput |
-| (struct comedi_device *dev,struct comedi_subdevice *s, |
-| struct comedi_insn *insn,unsigned int *data) |
-+----------------------------------------------------------------------------+
-| Task : Return the status of the digital input |
-+----------------------------------------------------------------------------+
-| Input Parameters : struct comedi_device *dev : Driver handle |
-| struct comedi_subdevice *s, :pointer to subdevice structure
-| struct comedi_insn *insn :pointer to insn structure |
-| unsigned int *data : Data Pointer to read status |
-+----------------------------------------------------------------------------+
-| Output Parameters : -- |
-+----------------------------------------------------------------------------+
-| Return Value : TRUE : No error occur |
-| : FALSE : Error occur. Return the error |
-| |
-+----------------------------------------------------------------------------+
-*/
-int i_APCI2200_Read1DigitalInput(struct comedi_device *dev, struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data)
-{
- unsigned int ui_TmpValue = 0;
- unsigned int ui_Channel;
- ui_Channel = CR_CHAN(insn->chanspec);
- if (ui_Channel <= 7) {
- ui_TmpValue = (unsigned int) inw(devpriv->iobase + APCI2200_DIGITAL_IP);
- *data = (ui_TmpValue >> ui_Channel) & 0x1;
- } /* if(ui_Channel >= 0 && ui_Channel <=7) */
- else {
- printk("\nThe specified channel does not exist\n");
- return -EINVAL; /* "sorry channel spec wrong " */
- } /* else if(ui_Channel >= 0 && ui_Channel <=7) */
+/* Card Specific information */
+#define APCI2200_ADDRESS_RANGE 64
- return insn->n;
-}
-
-/*
-+----------------------------------------------------------------------------+
-| Function Name : int i_APCI2200_ReadMoreDigitalInput |
-| (struct comedi_device *dev,struct comedi_subdevice *s, |
-| struct comedi_insn *insn,unsigned int *data) |
-+----------------------------------------------------------------------------+
-| Task : Return the status of the Requested digital inputs |
-+----------------------------------------------------------------------------+
-| Input Parameters : struct comedi_device *dev : Driver handle |
-| struct comedi_subdevice *s, :pointer to subdevice structure
-| struct comedi_insn *insn :pointer to insn structure |
-| unsigned int *data : Data Pointer to read status |
-+----------------------------------------------------------------------------+
-| Output Parameters : -- |
-+----------------------------------------------------------------------------+
-| Return Value : TRUE : No error occur |
-| : FALSE : Error occur. Return the error |
-| |
-+----------------------------------------------------------------------------+
-*/
+/* DIGITAL INPUT-OUTPUT DEFINE */
-int i_APCI2200_ReadMoreDigitalInput(struct comedi_device *dev, struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data)
-{
+#define APCI2200_DIGITAL_OP 4
+#define APCI2200_DIGITAL_IP 0
- unsigned int ui_PortValue = data[0];
- unsigned int ui_Mask = 0;
- unsigned int ui_NoOfChannels;
+/* TIMER COUNTER WATCHDOG DEFINES */
- ui_NoOfChannels = CR_CHAN(insn->chanspec);
+#define APCI2200_WATCHDOG 0x08
+#define APCI2200_WATCHDOG_ENABLEDISABLE 12
+#define APCI2200_WATCHDOG_RELOAD_VALUE 4
+#define APCI2200_WATCHDOG_STATUS 16
- *data = (unsigned int) inw(devpriv->iobase + APCI2200_DIGITAL_IP);
- switch (ui_NoOfChannels) {
- case 2:
- ui_Mask = 3;
- *data = (*data >> (2 * ui_PortValue)) & ui_Mask;
- break;
- case 4:
- ui_Mask = 15;
- *data = (*data >> (4 * ui_PortValue)) & ui_Mask;
- break;
- case 7:
- break;
+static int apci2200_di_insn_bits(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_insn *insn,
+ unsigned int *data)
+{
+ struct addi_private *devpriv = dev->private;
- default:
- printk("\nWrong parameters\n");
- return -EINVAL; /* "sorry channel spec wrong " */
- break;
- } /* switch(ui_NoOfChannels) */
+ data[1] = inw(devpriv->iobase + APCI2200_DIGITAL_IP);
return insn->n;
}
-/*
-+----------------------------------------------------------------------------+
-| Function Name : int i_APCI2200_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 |
-| struct comedi_subdevice *s, :pointer to subdevice structure
-| struct comedi_insn *insn :pointer to insn structure |
-| data[0] :1:Memory on |
-| 0:Memory off |
-| |
-| |
-+----------------------------------------------------------------------------+
-| Output Parameters : -- |
-+----------------------------------------------------------------------------+
-| Return Value : TRUE : No error occur |
-| : FALSE : Error occur. Return the error |
-| |
-+----------------------------------------------------------------------------+
-*/
-int i_APCI2200_ConfigDigitalOutput(struct comedi_device *dev, struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data)
+static int apci2200_do_insn_bits(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_insn *insn,
+ unsigned int *data)
{
- devpriv->b_OutputMemoryStatus = data[0];
- return insn->n;
-}
+ struct addi_private *devpriv = dev->private;
+ unsigned int mask = data[0];
+ unsigned int bits = data[1];
-/*
-+----------------------------------------------------------------------------+
-| Function Name : int i_APCI2200_WriteDigitalOutput |
-| (struct comedi_device *dev,struct comedi_subdevice *s,struct comedi_insn *insn,
-| unsigned int *data) |
-+----------------------------------------------------------------------------+
-| Task : Writes port value To the selected port |
-+----------------------------------------------------------------------------+
-| Input Parameters : struct comedi_device *dev : Driver handle |
-| struct comedi_subdevice *s, :pointer to subdevice structure
-| struct comedi_insn *insn :pointer to insn structure |
-| unsigned int *data : Data Pointer to read status |
-+----------------------------------------------------------------------------+
-| Output Parameters : -- |
-+----------------------------------------------------------------------------+
-| Return Value : TRUE : No error occur |
-| : FALSE : Error occur. Return the error |
-| |
-+----------------------------------------------------------------------------+
-*/
+ s->state = inw(devpriv->iobase + APCI2200_DIGITAL_OP);
+ if (mask) {
+ s->state &= ~mask;
+ s->state |= (bits & mask);
-int i_APCI2200_WriteDigitalOutput(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 = inw(devpriv->iobase + APCI2200_DIGITAL_OP);
+ outw(s->state, devpriv->iobase + APCI2200_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;
- outw(data[0], devpriv->iobase + APCI2200_DIGITAL_OP);
- } /* if(data[1]==0) */
- else {
- if (data[1] == 1) {
- switch (ui_NoOfChannel) {
-
- case 2:
- data[0] =
- (data[0] << (2 *
- data[2])) | ui_Temp;
- break;
-
- case 4:
- data[0] =
- (data[0] << (4 *
- data[2])) | ui_Temp;
- break;
-
- case 8:
- data[0] =
- (data[0] << (8 *
- data[2])) | ui_Temp;
- break;
- case 15:
- data[0] = data[0] | ui_Temp;
- break;
- default:
- comedi_error(dev, " chan spec wrong");
- return -EINVAL; /* "sorry channel spec wrong " */
-
- } /* switch(ui_NoOfChannels) */
-
- outw(data[0],
- devpriv->iobase + APCI2200_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) ^ 0xffff;
- data[0] = data[0] & ui_Temp;
- outw(data[0],
- devpriv->iobase + APCI2200_DIGITAL_OP);
- } /* if(data[1]==0) */
- else {
- if (data[1] == 1) {
- switch (ui_NoOfChannel) {
-
- case 2:
- 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])) ^
- 0xffff) & ui_Temp;
- break;
-
- case 4:
- data[0] = ~data[0] & 0xf;
- ui_Temp1 = 15;
- ui_Temp1 =
- ui_Temp1 << 4 * data[2];
- ui_Temp = ui_Temp | ui_Temp1;
- data[0] =
- ((data[0] << (4 *
- data
- [2])) ^
- 0xffff) & ui_Temp;
- break;
-
- case 8:
- data[0] = ~data[0] & 0xff;
- ui_Temp1 = 255;
- ui_Temp1 =
- ui_Temp1 << 8 * data[2];
- ui_Temp = ui_Temp | ui_Temp1;
- data[0] =
- ((data[0] << (8 *
- data
- [2])) ^
- 0xffff) & ui_Temp;
- break;
- case 15:
- break;
-
- default:
- comedi_error(dev,
- " chan spec wrong");
- return -EINVAL; /* "sorry channel spec wrong " */
-
- } /* switch(ui_NoOfChannels) */
-
- outw(data[0],
- devpriv->iobase +
- APCI2200_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;
-}
-
-/*
-+----------------------------------------------------------------------------+
-| Function Name : int i_APCI2200_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 |
-| struct comedi_subdevice *s, :pointer to subdevice structure
-| struct comedi_insn *insn :pointer to insn structure |
-| unsigned int *data : Data Pointer to read status |
-+----------------------------------------------------------------------------+
-| Output Parameters : -- |
-+----------------------------------------------------------------------------+
-| Return Value : TRUE : No error occur |
-| : FALSE : Error occur. Return the error |
-| |
-+----------------------------------------------------------------------------+
-*/
-
-int i_APCI2200_ReadDigitalOutput(struct comedi_device *dev, struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data)
-{
+ data[1] = s->state;
- unsigned int ui_Temp;
- unsigned int ui_NoOfChannel = CR_CHAN(insn->chanspec); /* get the channel */
- ui_Temp = data[0];
- *data = inw(devpriv->iobase + APCI2200_DIGITAL_OP);
- if (ui_Temp == 0) {
- *data = (*data >> ui_NoOfChannel) & 0x1;
- } /* if(ui_Temp==0) */
- else {
- if (ui_Temp == 1) {
- switch (ui_NoOfChannel) {
-
- case 2:
- *data = (*data >> (2 * data[1])) & 3;
- break;
-
- case 4:
- *data = (*data >> (4 * data[1])) & 15;
- break;
-
- case 8:
- *data = (*data >> (8 * data[1])) & 255;
- break;
-
- case 15:
- break;
-
- default:
- comedi_error(dev, " chan spec wrong");
- return -EINVAL; /* "sorry channel spec wrong " */
-
- } /* switch(ui_NoOfChannels) */
- } /* if(ui_Temp==1) */
- else {
- printk("\nSpecified channel not supported \n");
- } /* elseif(ui_Temp==1) */
- } /* elseif(ui_Temp==0) */
return insn->n;
}
@@ -418,9 +118,13 @@ int i_APCI2200_ReadDigitalOutput(struct comedi_device *dev, struct comedi_subdev
+----------------------------------------------------------------------------+
*/
-int i_APCI2200_ConfigWatchdog(struct comedi_device *dev, struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data)
+static int i_APCI2200_ConfigWatchdog(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_insn *insn,
+ unsigned int *data)
{
+ struct addi_private *devpriv = dev->private;
+
if (data[0] == 0) {
/* Disable the watchdog */
outw(0x0,
@@ -464,9 +168,13 @@ int i_APCI2200_ConfigWatchdog(struct comedi_device *dev, struct comedi_subdevice
+----------------------------------------------------------------------------+
*/
-int i_APCI2200_StartStopWriteWatchdog(struct comedi_device *dev, struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data)
+static int i_APCI2200_StartStopWriteWatchdog(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_insn *insn,
+ unsigned int *data)
{
+ struct addi_private *devpriv = dev->private;
+
switch (data[0]) {
case 0: /* stop the watchdog */
outw(0x0, devpriv->iobase + APCI2200_WATCHDOG + APCI2200_WATCHDOG_ENABLEDISABLE); /* disable the watchdog */
@@ -509,9 +217,13 @@ int i_APCI2200_StartStopWriteWatchdog(struct comedi_device *dev, struct comedi_s
+----------------------------------------------------------------------------+
*/
-int i_APCI2200_ReadWatchdog(struct comedi_device *dev, struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data)
+static int i_APCI2200_ReadWatchdog(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_insn *insn,
+ unsigned int *data)
{
+ struct addi_private *devpriv = dev->private;
+
data[0] =
inw(devpriv->iobase + APCI2200_WATCHDOG +
APCI2200_WATCHDOG_STATUS) & 0x1;
@@ -533,8 +245,10 @@ int i_APCI2200_ReadWatchdog(struct comedi_device *dev, struct comedi_subdevice *
+----------------------------------------------------------------------------+
*/
-int i_APCI2200_Reset(struct comedi_device *dev)
+static int i_APCI2200_Reset(struct comedi_device *dev)
{
+ struct addi_private *devpriv = dev->private;
+
outw(0x0, devpriv->iobase + APCI2200_DIGITAL_OP); /* RESETS THE DIGITAL OUTPUTS */
outw(0x0,
devpriv->iobase + APCI2200_WATCHDOG +
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.