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Staging: comedi: hwdrv_apci3xxx.c: loads of sparse cleanups 

__iomem pointer fixes, and static cleanups.

Cc: Ian Abbott <abbotti@mev.co.uk>
Cc: Frank Mori Hess <fmhess@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Greg Kroah-Hartman 2010-05-04 16:14:02 -07:00
parent a6dc6d0df2
commit 4e4b592cb5
1 changed files with 82 additions and 109 deletions
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191
drivers/staging/comedi/drivers/addi-data/hwdrv_apci3xxx.c
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@ -67,10 +67,9 @@ You should also find the complete GPL in the COPYING file accompanying this sour
| 1 : Conversion started |
+----------------------------------------------------------------------------+
*/
int i_APCI3XXX_TestConversionStarted(struct comedi_device *dev)
static int i_APCI3XXX_TestConversionStarted(struct comedi_device *dev)
{
if ((readl((void *)(devpriv->dw_AiBase + 8)) & 0x80000UL) == 0x80000UL)
if ((readl(devpriv->dw_AiBase + 8) & 0x80000UL) == 0x80000UL)
return 1;
else
return 0;
@ -104,9 +103,10 @@ int i_APCI3XXX_TestConversionStarted(struct comedi_device *dev)
| -101 : Data size error |
+----------------------------------------------------------------------------+
*/
int i_APCI3XXX_AnalogInputConfigOperatingMode(struct comedi_device *dev,
struct comedi_subdevice *s, struct comedi_insn *insn, unsigned int *data)
static int i_APCI3XXX_AnalogInputConfigOperatingMode(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn,
unsigned int *data)
{
int i_ReturnValue = insn->n;
unsigned char b_TimeBase = 0;
@ -204,19 +204,14 @@ int i_APCI3XXX_AnalogInputConfigOperatingMode(struct comedi_device *dev,
/* Set the convert timing unit */
/*******************************/
writel((unsigned int)
b_TimeBase,
(void *)
(devpriv->
dw_AiBase
+
36));
writel((unsigned int)b_TimeBase,
devpriv->dw_AiBase + 36);
/**************************/
/* Set the convert timing */
/*************************/
writel(dw_ReloadValue, (void *)(devpriv->dw_AiBase + 32));
writel(dw_ReloadValue, devpriv->dw_AiBase + 32);
} else {
/**************************/
/* Any conversion started */
@ -294,9 +289,10 @@ int i_APCI3XXX_AnalogInputConfigOperatingMode(struct comedi_device *dev,
| -101 : Data size error |
+----------------------------------------------------------------------------+
*/
int i_APCI3XXX_InsnConfigAnalogInput(struct comedi_device *dev,
struct comedi_subdevice *s, struct comedi_insn *insn, unsigned int *data)
static int i_APCI3XXX_InsnConfigAnalogInput(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn,
unsigned int *data)
{
int i_ReturnValue = insn->n;
@ -354,9 +350,10 @@ int i_APCI3XXX_InsnConfigAnalogInput(struct comedi_device *dev,
| -101 : Data size error |
+----------------------------------------------------------------------------+
*/
int i_APCI3XXX_InsnReadAnalogInput(struct comedi_device *dev,
struct comedi_subdevice *s, struct comedi_insn *insn, unsigned int *data)
static int i_APCI3XXX_InsnReadAnalogInput(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn,
unsigned int *data)
{
int i_ReturnValue = insn->n;
unsigned char b_Configuration = (unsigned char) CR_RANGE(insn->chanspec);
@ -422,26 +419,20 @@ int i_APCI3XXX_InsnReadAnalogInput(struct comedi_device *dev,
/* Clear the FIFO */
/******************/
writel(0x10000UL,
(void *)(devpriv->dw_AiBase +
12));
writel(0x10000UL, devpriv->dw_AiBase + 12);
/*******************************/
/* Get and save the delay mode */
/*******************************/
dw_Temp =
readl((void *)(devpriv->
dw_AiBase + 4));
dw_Temp = readl(devpriv->dw_AiBase + 4);
dw_Temp = dw_Temp & 0xFFFFFEF0UL;
/***********************************/
/* Channel configuration selection */
/***********************************/
writel(dw_Temp,
(void *)(devpriv->dw_AiBase +
4));
writel(dw_Temp, devpriv->dw_AiBase + 4);
/**************************/
/* Make the configuration */
@ -458,35 +449,28 @@ int i_APCI3XXX_InsnReadAnalogInput(struct comedi_device *dev,
/***************************/
writel(dw_Configuration,
(void *)(devpriv->dw_AiBase +
0));
devpriv->dw_AiBase + 0);
/*********************/
/* Channel selection */
/*********************/
writel(dw_Temp | 0x100UL,
(void *)(devpriv->dw_AiBase +
4));
devpriv->dw_AiBase + 4);
writel((unsigned int) b_Channel,
(void *)(devpriv->dw_AiBase +
0));
devpriv->dw_AiBase + 0);
/***********************/
/* Restaure delay mode */
/***********************/
writel(dw_Temp,
(void *)(devpriv->dw_AiBase +
4));
writel(dw_Temp, devpriv->dw_AiBase + 4);
/***********************************/
/* Set the number of sequence to 1 */
/***********************************/
writel(1,
(void *)(devpriv->dw_AiBase +
48));
writel(1, devpriv->dw_AiBase + 48);
/***************************/
/* Save the interrupt flag */
@ -514,50 +498,29 @@ int i_APCI3XXX_InsnReadAnalogInput(struct comedi_device *dev,
/* Start the conversion */
/************************/
writel(0x80000UL,
(void *)
(devpriv->
dw_AiBase
+ 8));
writel(0x80000UL, devpriv->dw_AiBase + 8);
/****************/
/* Wait the EOS */
/****************/
do {
dw_Temp =
readl(
(void *)
(devpriv->
dw_AiBase
+
20));
dw_Temp =
dw_Temp
& 1;
dw_Temp = readl(devpriv->dw_AiBase + 20);
dw_Temp = dw_Temp & 1;
} while (dw_Temp != 1);
/*************************/
/* Read the analog value */
/*************************/
data[dw_AcquisitionCpt]
=
(unsigned int)
readl((void
*)
(devpriv->
dw_AiBase
+ 28));
data[dw_AcquisitionCpt] = (unsigned int)readl(devpriv->dw_AiBase + 28);
}
} else {
/************************/
/* Start the conversion */
/************************/
writel(0x180000UL,
(void *)(devpriv->
dw_AiBase + 8));
writel(0x180000UL, devpriv->dw_AiBase + 8);
}
} else {
/**************************/
@ -603,7 +566,7 @@ int i_APCI3XXX_InsnReadAnalogInput(struct comedi_device *dev,
+----------------------------------------------------------------------------+
*/
void v_APCI3XXX_Interrupt(int irq, void *d)
static void v_APCI3XXX_Interrupt(int irq, void *d)
{
struct comedi_device *dev = d;
unsigned char b_CopyCpt = 0;
@ -613,13 +576,13 @@ void v_APCI3XXX_Interrupt(int irq, void *d)
/* Test if interrupt occur */
/***************************/
dw_Status = readl((void *)(devpriv->dw_AiBase + 16));
dw_Status = readl(devpriv->dw_AiBase + 16);
if ( (dw_Status & 0x2UL) == 0x2UL) {
/***********************/
/* Reset the interrupt */
/***********************/
writel(dw_Status, (void *)(devpriv->dw_AiBase + 16));
writel(dw_Status, devpriv->dw_AiBase + 16);
/*****************************/
/* Test if interrupt enabled */
@ -634,8 +597,7 @@ void v_APCI3XXX_Interrupt(int irq, void *d)
b_CopyCpt < devpriv->ui_AiNbrofChannels;
b_CopyCpt++) {
devpriv->ui_AiReadData[b_CopyCpt] =
(unsigned int) readl((void *)(devpriv->
dw_AiBase + 28));
(unsigned int)readl(devpriv->dw_AiBase + 28);
}
/**************************/
@ -682,9 +644,10 @@ void v_APCI3XXX_Interrupt(int irq, void *d)
| -101 : Data size error |
+----------------------------------------------------------------------------+
*/
int i_APCI3XXX_InsnWriteAnalogOutput(struct comedi_device *dev,
struct comedi_subdevice *s, struct comedi_insn *insn, unsigned int *data)
static int i_APCI3XXX_InsnWriteAnalogOutput(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn,
unsigned int *data)
{
unsigned char b_Range = (unsigned char) CR_RANGE(insn->chanspec);
unsigned char b_Channel = (unsigned char) CR_CHAN(insn->chanspec);
@ -710,24 +673,21 @@ int i_APCI3XXX_InsnWriteAnalogOutput(struct comedi_device *dev,
/* Set the range selection */
/***************************/
writel(b_Range,
(void *)(devpriv->dw_AiBase + 96));
writel(b_Range, devpriv->dw_AiBase + 96);
/**************************************************/
/* Write the analog value to the selected channel */
/**************************************************/
writel((data[0] << 8) | b_Channel,
(void *)(devpriv->dw_AiBase + 100));
devpriv->dw_AiBase + 100);
/****************************/
/* Wait the end of transfer */
/****************************/
do {
dw_Status =
readl((void *)(devpriv->
dw_AiBase + 96));
dw_Status = readl(devpriv->dw_AiBase + 96);
} while ((dw_Status & 0x100) != 0x100);
} else {
/***************************/
@ -788,9 +748,10 @@ int i_APCI3XXX_InsnWriteAnalogOutput(struct comedi_device *dev,
| -101 : Data size error |
+----------------------------------------------------------------------------+
*/
int i_APCI3XXX_InsnConfigInitTTLIO(struct comedi_device *dev,
struct comedi_subdevice *s, struct comedi_insn *insn, unsigned int *data)
static int i_APCI3XXX_InsnConfigInitTTLIO(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn,
unsigned int *data)
{
int i_ReturnValue = insn->n;
unsigned char b_Command = 0;
@ -916,9 +877,10 @@ int i_APCI3XXX_InsnConfigInitTTLIO(struct comedi_device *dev,
| -101 : Data size error |
+----------------------------------------------------------------------------+
*/
int i_APCI3XXX_InsnBitsTTLIO(struct comedi_device *dev,
struct comedi_subdevice *s, struct comedi_insn *insn, unsigned int *data)
static int i_APCI3XXX_InsnBitsTTLIO(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn,
unsigned int *data)
{
int i_ReturnValue = insn->n;
unsigned char b_ChannelCpt = 0;
@ -1071,9 +1033,10 @@ int i_APCI3XXX_InsnBitsTTLIO(struct comedi_device *dev,
| -101 : Data size error |
+----------------------------------------------------------------------------+
*/
int i_APCI3XXX_InsnReadTTLIO(struct comedi_device *dev,
struct comedi_subdevice *s, struct comedi_insn *insn, unsigned int *data)
static int i_APCI3XXX_InsnReadTTLIO(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn,
unsigned int *data)
{
unsigned char b_Channel = (unsigned char) CR_CHAN(insn->chanspec);
int i_ReturnValue = insn->n;
@ -1184,9 +1147,10 @@ int i_APCI3XXX_InsnReadTTLIO(struct comedi_device *dev,
| -101 : Data size error |
+----------------------------------------------------------------------------+
*/
int i_APCI3XXX_InsnWriteTTLIO(struct comedi_device *dev,
struct comedi_subdevice *s, struct comedi_insn *insn, unsigned int *data)
static int i_APCI3XXX_InsnWriteTTLIO(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn,
unsigned int *data)
{
int i_ReturnValue = insn->n;
unsigned char b_Channel = (unsigned char) CR_CHAN(insn->chanspec);
@ -1296,8 +1260,10 @@ int i_APCI3XXX_InsnWriteTTLIO(struct comedi_device *dev,
+----------------------------------------------------------------------------+
*/
int i_APCI3XXX_InsnReadDigitalInput(struct comedi_device *dev,
struct comedi_subdevice *s, struct comedi_insn *insn, unsigned int *data)
static int i_APCI3XXX_InsnReadDigitalInput(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn,
unsigned int *data)
{
int i_ReturnValue = insn->n;
unsigned char b_Channel = (unsigned char) CR_CHAN(insn->chanspec);
@ -1354,8 +1320,10 @@ int i_APCI3XXX_InsnReadDigitalInput(struct comedi_device *dev,
| -101 : Data size error |
+----------------------------------------------------------------------------+
*/
int i_APCI3XXX_InsnBitsDigitalInput(struct comedi_device *dev,
struct comedi_subdevice *s, struct comedi_insn *insn, unsigned int *data)
static int i_APCI3XXX_InsnBitsDigitalInput(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn,
unsigned int *data)
{
int i_ReturnValue = insn->n;
unsigned int dw_Temp = 0;
@ -1407,8 +1375,10 @@ int i_APCI3XXX_InsnBitsDigitalInput(struct comedi_device *dev,
| -101 : Data size error |
+----------------------------------------------------------------------------+
*/
int i_APCI3XXX_InsnBitsDigitalOutput(struct comedi_device *dev,
struct comedi_subdevice *s, struct comedi_insn *insn, unsigned int *data)
static int i_APCI3XXX_InsnBitsDigitalOutput(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn,
unsigned int *data)
{
int i_ReturnValue = insn->n;
unsigned char b_ChannelCpt = 0;
@ -1503,8 +1473,10 @@ int i_APCI3XXX_InsnBitsDigitalOutput(struct comedi_device *dev,
+----------------------------------------------------------------------------+
*/
int i_APCI3XXX_InsnWriteDigitalOutput(struct comedi_device *dev,
struct comedi_subdevice *s, struct comedi_insn *insn, unsigned int *data)
static int i_APCI3XXX_InsnWriteDigitalOutput(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn,
unsigned int *data)
{
int i_ReturnValue = insn->n;
unsigned char b_Channel = CR_CHAN(insn->chanspec);
@ -1578,8 +1550,10 @@ int i_APCI3XXX_InsnWriteDigitalOutput(struct comedi_device *dev,
+----------------------------------------------------------------------------+
*/
int i_APCI3XXX_InsnReadDigitalOutput(struct comedi_device *dev,
struct comedi_subdevice *s, struct comedi_insn *insn, unsigned int *data)
static int i_APCI3XXX_InsnReadDigitalOutput(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn,
unsigned int *data)
{
int i_ReturnValue = insn->n;
unsigned char b_Channel = CR_CHAN(insn->chanspec);
@ -1636,7 +1610,7 @@ int i_APCI3XXX_InsnReadDigitalOutput(struct comedi_device *dev,
+----------------------------------------------------------------------------+
*/
int i_APCI3XXX_Reset(struct comedi_device *dev)
static int i_APCI3XXX_Reset(struct comedi_device *dev)
{
unsigned char b_Cpt = 0;
@ -1656,27 +1630,26 @@ int i_APCI3XXX_Reset(struct comedi_device *dev)
/* Clear the start command */
/***************************/
writel(0, (void *)(devpriv->dw_AiBase + 8));
writel(0, devpriv->dw_AiBase + 8);
/*****************************/
/* Reset the interrupt flags */
/*****************************/
writel(readl((void *)(devpriv->dw_AiBase + 16)),
(void *)(devpriv->dw_AiBase + 16));
writel(readl(devpriv->dw_AiBase + 16), devpriv->dw_AiBase + 16);
/*****************/
/* clear the EOS */
/*****************/
readl((void *)(devpriv->dw_AiBase + 20));
readl(devpriv->dw_AiBase + 20);
/******************/
/* Clear the FIFO */
/******************/
for (b_Cpt = 0; b_Cpt < 16; b_Cpt++) {
readl((void *)(devpriv->dw_AiBase + 28));
readl(devpriv->dw_AiBase + 28);
}
/************************/