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-rw-r--r--drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c198
-rw-r--r--drivers/staging/comedi/drivers/addi_apci_3120.c2
2 files changed, 62 insertions, 138 deletions
diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c
index 84aff802ae18..fcb92e801c8a 100644
--- a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c
+++ b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c
@@ -226,7 +226,7 @@ static int apci3120_ai_insn_read(struct comedi_device *dev,
/* Clear software registers */
devpriv->timer_mode = 0;
- devpriv->b_ModeSelectRegister = 0;
+ devpriv->mode = 0;
if (insn->unused[0] == 222) { /* second insn read */
for (i = 0; i < insn->n; i++)
@@ -252,23 +252,17 @@ static int apci3120_ai_insn_read(struct comedi_device *dev,
apci3120_timer_set_mode(dev, 0, APCI3120_TIMER_MODE4);
/* Reset the scan bit and Disables the EOS, DMA, EOC interrupt */
- devpriv->b_ModeSelectRegister =
- devpriv->
- b_ModeSelectRegister & APCI3120_DISABLE_SCAN;
+ devpriv->mode &= APCI3120_DISABLE_SCAN;
if (devpriv->b_EocEosInterrupt == APCI3120_ENABLE) {
/* Disables the EOS,DMA and enables the EOC interrupt */
- devpriv->b_ModeSelectRegister =
- (devpriv->
- b_ModeSelectRegister &
- APCI3120_DISABLE_EOS_INT) |
- APCI3120_ENABLE_EOC_INT;
+ devpriv->mode &= APCI3120_DISABLE_EOS_INT;
+ devpriv->mode |= APCI3120_ENABLE_EOC_INT;
inw(dev->iobase + 0);
-
}
- outb(devpriv->b_ModeSelectRegister,
+ outb(devpriv->mode,
dev->iobase + APCI3120_WRITE_MODE_SELECT);
apci3120_timer_enable(dev, 0, true);
@@ -312,25 +306,20 @@ static int apci3120_ai_insn_read(struct comedi_device *dev,
apci3120_timer_write(dev, 0, divisor);
/* Set the scan bit */
- devpriv->b_ModeSelectRegister =
- devpriv->
- b_ModeSelectRegister | APCI3120_ENABLE_SCAN;
- outb(devpriv->b_ModeSelectRegister,
+ devpriv->mode |= APCI3120_ENABLE_SCAN;
+ outb(devpriv->mode,
dev->iobase + APCI3120_WRITE_MODE_SELECT);
/* If Interrupt function is loaded */
if (devpriv->b_EocEosInterrupt == APCI3120_ENABLE) {
/* Disables the EOC,DMA and enables the EOS interrupt */
- devpriv->b_ModeSelectRegister =
- (devpriv->
- b_ModeSelectRegister &
- APCI3120_DISABLE_EOC_INT) |
- APCI3120_ENABLE_EOS_INT;
+ devpriv->mode &= APCI3120_DISABLE_EOC_INT;
+ devpriv->mode |= APCI3120_ENABLE_EOS_INT;
inw(dev->iobase + 0);
}
- outb(devpriv->b_ModeSelectRegister,
+ outb(devpriv->mode,
dev->iobase + APCI3120_WRITE_MODE_SELECT);
inw(dev->iobase + APCI3120_RD_STATUS);
@@ -386,9 +375,8 @@ static int apci3120_reset(struct comedi_device *dev)
devpriv->b_ExttrigEnable = 0; /* Disable ext trigger */
/* Disable all interrupts, watchdog for the anolog output */
- devpriv->b_ModeSelectRegister = 0;
- outb(devpriv->b_ModeSelectRegister,
- dev->iobase + APCI3120_WRITE_MODE_SELECT);
+ devpriv->mode = 0;
+ outb(devpriv->mode, dev->iobase + APCI3120_WRITE_MODE_SELECT);
/* disable all counters, ext trigger, and reset scan */
devpriv->ctrl = 0;
@@ -422,9 +410,8 @@ static int apci3120_cancel(struct comedi_device *dev,
outw(devpriv->ctrl, dev->iobase + APCI3120_CTRL_REG);
/* DISABLE_ALL_INTERRUPT */
- devpriv->b_ModeSelectRegister = 0;
- outb(devpriv->b_ModeSelectRegister,
- dev->iobase + APCI3120_WRITE_MODE_SELECT);
+ devpriv->mode = 0;
+ outb(devpriv->mode, dev->iobase + APCI3120_WRITE_MODE_SELECT);
apci3120_ai_reset_fifo(dev);
inw(dev->iobase + APCI3120_RD_STATUS);
@@ -527,7 +514,7 @@ static int apci3120_cyclic_ai(int mode,
/* clear software registers */
devpriv->timer_mode = 0;
- devpriv->b_ModeSelectRegister = 0;
+ devpriv->mode = 0;
/* Clear Timer Write TC int */
outl(APCI3120_CLEAR_WRITE_TC_INT,
@@ -575,14 +562,10 @@ static int apci3120_cyclic_ai(int mode,
break;
}
- /* common for all modes */
- /* BEGIN JK 07.05.04: Comparison between WIN32 and Linux driver */
- devpriv->b_ModeSelectRegister = devpriv->b_ModeSelectRegister &
- APCI3120_DISABLE_SCAN;
- /* END JK 07.05.04: Comparison between WIN32 and Linux driver */
- outb(devpriv->b_ModeSelectRegister,
- dev->iobase + APCI3120_WRITE_MODE_SELECT);
+ /* common for all modes */
+ devpriv->mode &= APCI3120_DISABLE_SCAN;
+ outb(devpriv->mode, dev->iobase + APCI3120_WRITE_MODE_SELECT);
/* If DMA is disabled */
if (devpriv->us_UseDma == APCI3120_DISABLE) {
@@ -590,23 +573,17 @@ static int apci3120_cyclic_ai(int mode,
devpriv->b_InterruptMode = APCI3120_EOS_MODE;
devpriv->b_EocEosInterrupt = APCI3120_ENABLE;
- devpriv->b_ModeSelectRegister =
- (devpriv->
- b_ModeSelectRegister & APCI3120_DISABLE_EOC_INT) |
- APCI3120_ENABLE_EOS_INT;
- outb(devpriv->b_ModeSelectRegister,
- dev->iobase + APCI3120_WRITE_MODE_SELECT);
+ devpriv->mode &= APCI3120_DISABLE_EOC_INT;
+ devpriv->mode |= APCI3120_ENABLE_EOS_INT;
+ outb(devpriv->mode, dev->iobase + APCI3120_WRITE_MODE_SELECT);
if (cmd->stop_src == TRIG_COUNT) {
/* configure Timer2 For counting EOS */
/* DISABLE TIMER intERRUPT */
- devpriv->b_ModeSelectRegister =
- devpriv->
- b_ModeSelectRegister &
- APCI3120_DISABLE_TIMER_INT & 0xEF;
- outb(devpriv->b_ModeSelectRegister,
- dev->iobase + APCI3120_WRITE_MODE_SELECT);
+ devpriv->mode &= APCI3120_DISABLE_TIMER_INT & 0xef;
+ outb(devpriv->mode,
+ dev->iobase + APCI3120_WRITE_MODE_SELECT);
/* (1) Init timer 2 in mode 0 and write timer value */
apci3120_timer_set_mode(dev, 2, APCI3120_TIMER_MODE0);
@@ -617,23 +594,14 @@ static int apci3120_cyclic_ai(int mode,
apci3120_clr_timer2_interrupt(dev);
/* enable timer counter and disable watch dog */
- devpriv->b_ModeSelectRegister =
- (devpriv->
- b_ModeSelectRegister |
- APCI3120_ENABLE_TIMER_COUNTER) &
- APCI3120_DISABLE_WATCHDOG;
+ devpriv->mode &= APCI3120_DISABLE_WATCHDOG;
+ devpriv->mode |= APCI3120_ENABLE_TIMER_COUNTER;
/* select EOS clock input for timer 2 */
- devpriv->b_ModeSelectRegister =
- devpriv->
- b_ModeSelectRegister |
- APCI3120_TIMER2_SELECT_EOS;
+ devpriv->mode |= APCI3120_TIMER2_SELECT_EOS;
/* Enable timer2 interrupt */
- devpriv->b_ModeSelectRegister =
- devpriv->
- b_ModeSelectRegister |
- APCI3120_ENABLE_TIMER_INT;
- outb(devpriv->b_ModeSelectRegister,
- dev->iobase + APCI3120_WRITE_MODE_SELECT);
+ devpriv->mode |= APCI3120_ENABLE_TIMER_INT;
+ outb(devpriv->mode,
+ dev->iobase + APCI3120_WRITE_MODE_SELECT);
devpriv->b_Timer2Mode = APCI3120_COUNTER;
devpriv->b_Timer2Interrupt = APCI3120_ENABLE;
}
@@ -648,11 +616,9 @@ static int apci3120_cyclic_ai(int mode,
devpriv->b_InterruptMode = APCI3120_DMA_MODE;
/* Disables the EOC, EOS interrupt */
- devpriv->b_ModeSelectRegister = devpriv->b_ModeSelectRegister &
- APCI3120_DISABLE_EOC_INT & APCI3120_DISABLE_EOS_INT;
-
- outb(devpriv->b_ModeSelectRegister,
- dev->iobase + APCI3120_WRITE_MODE_SELECT);
+ devpriv->mode &= APCI3120_DISABLE_EOC_INT &
+ APCI3120_DISABLE_EOS_INT;
+ outb(devpriv->mode, dev->iobase + APCI3120_WRITE_MODE_SELECT);
dmalen0 = dmabuf0->size;
dmalen1 = dmabuf1->size;
@@ -1028,10 +994,8 @@ static irqreturn_t apci3120_interrupt(int irq, void *d)
send_sig(SIGIO, devpriv->tsk_Current, 0); /* send signal to the sample */
} else {
/* Disable EOC Interrupt */
- devpriv->b_ModeSelectRegister =
- devpriv->
- b_ModeSelectRegister & APCI3120_DISABLE_EOC_INT;
- outb(devpriv->b_ModeSelectRegister,
+ devpriv->mode &= APCI3120_DISABLE_EOC_INT;
+ outb(devpriv->mode,
dev->iobase + APCI3120_WRITE_MODE_SELECT);
}
}
@@ -1044,13 +1008,9 @@ static irqreturn_t apci3120_interrupt(int irq, void *d)
if (devpriv->ai_running) {
ui_Check = 0;
apci3120_interrupt_handle_eos(dev);
- devpriv->b_ModeSelectRegister =
- devpriv->
- b_ModeSelectRegister |
- APCI3120_ENABLE_EOS_INT;
- outb(devpriv->b_ModeSelectRegister,
- dev->iobase +
- APCI3120_WRITE_MODE_SELECT);
+ devpriv->mode |= APCI3120_ENABLE_EOS_INT;
+ outb(devpriv->mode,
+ dev->iobase + APCI3120_WRITE_MODE_SELECT);
} else {
ui_Check = 0;
for (i = 0; i < devpriv->ui_AiNbrofChannels;
@@ -1067,11 +1027,9 @@ static irqreturn_t apci3120_interrupt(int irq, void *d)
}
} else {
- devpriv->b_ModeSelectRegister =
- devpriv->
- b_ModeSelectRegister & APCI3120_DISABLE_EOS_INT;
- outb(devpriv->b_ModeSelectRegister,
- dev->iobase + APCI3120_WRITE_MODE_SELECT);
+ devpriv->mode &= APCI3120_DISABLE_EOS_INT;
+ outb(devpriv->mode,
+ dev->iobase + APCI3120_WRITE_MODE_SELECT);
devpriv->b_EocEosInterrupt = APCI3120_DISABLE; /* Default settings */
devpriv->b_InterruptMode = APCI3120_EOC_MODE;
}
@@ -1082,11 +1040,9 @@ static irqreturn_t apci3120_interrupt(int irq, void *d)
switch (devpriv->b_Timer2Mode) {
case APCI3120_COUNTER:
- devpriv->b_ModeSelectRegister =
- devpriv->
- b_ModeSelectRegister & APCI3120_DISABLE_EOS_INT;
- outb(devpriv->b_ModeSelectRegister,
- dev->iobase + APCI3120_WRITE_MODE_SELECT);
+ devpriv->mode &= APCI3120_DISABLE_EOS_INT;
+ outb(devpriv->mode,
+ dev->iobase + APCI3120_WRITE_MODE_SELECT);
s->async->events |= COMEDI_CB_EOA;
break;
@@ -1106,14 +1062,9 @@ static irqreturn_t apci3120_interrupt(int irq, void *d)
default:
/* disable Timer Interrupt */
- devpriv->b_ModeSelectRegister =
- devpriv->
- b_ModeSelectRegister &
- APCI3120_DISABLE_TIMER_INT;
-
- outb(devpriv->b_ModeSelectRegister,
- dev->iobase + APCI3120_WRITE_MODE_SELECT);
-
+ devpriv->mode &= APCI3120_DISABLE_TIMER_INT;
+ outb(devpriv->mode,
+ dev->iobase + APCI3120_WRITE_MODE_SELECT);
}
apci3120_clr_timer2_interrupt(dev);
@@ -1167,17 +1118,12 @@ static int apci3120_config_insn_timer(struct comedi_device *dev,
apci3120_timer_enable(dev, 2, false);
/* Disable TIMER Interrupt */
- devpriv->b_ModeSelectRegister =
- devpriv->
- b_ModeSelectRegister & APCI3120_DISABLE_TIMER_INT & 0xEF;
+ devpriv->mode &= APCI3120_DISABLE_TIMER_INT & 0xef;
/* Disable Eoc and Eos Interrupts */
- devpriv->b_ModeSelectRegister =
- devpriv->
- b_ModeSelectRegister & APCI3120_DISABLE_EOC_INT &
- APCI3120_DISABLE_EOS_INT;
- outb(devpriv->b_ModeSelectRegister,
- dev->iobase + APCI3120_WRITE_MODE_SELECT);
+ devpriv->mode &= APCI3120_DISABLE_EOC_INT & APCI3120_DISABLE_EOS_INT;
+ outb(devpriv->mode, dev->iobase + APCI3120_WRITE_MODE_SELECT);
+
if (data[0] == APCI3120_TIMER) { /* initialize timer */
/* Set the Timer 2 in mode 2(Timer) */
apci3120_timer_set_mode(dev, 2, APCI3120_TIMER_MODE2);
@@ -1243,34 +1189,23 @@ static int apci3120_write_insn_timer(struct comedi_device *dev,
if (devpriv->b_Timer2Mode == APCI3120_TIMER) { /* start timer */
/* Enable Timer */
- devpriv->b_ModeSelectRegister =
- devpriv->b_ModeSelectRegister & 0x0B;
+ devpriv->mode &= 0x0b;
} else { /* start watch dog */
/* Enable WatchDog */
- devpriv->b_ModeSelectRegister =
- (devpriv->
- b_ModeSelectRegister & 0x0B) |
- APCI3120_ENABLE_WATCHDOG;
+ devpriv->mode &= 0x0b;
+ devpriv->mode |= APCI3120_ENABLE_WATCHDOG;
}
/* enable disable interrupt */
if ((devpriv->b_Timer2Interrupt) == APCI3120_ENABLE) {
+ devpriv->mode |= APCI3120_ENABLE_TIMER_INT;
- devpriv->b_ModeSelectRegister =
- devpriv->
- b_ModeSelectRegister |
- APCI3120_ENABLE_TIMER_INT;
/* save the task structure to pass info to user */
devpriv->tsk_Current = current;
} else {
-
- devpriv->b_ModeSelectRegister =
- devpriv->
- b_ModeSelectRegister &
- APCI3120_DISABLE_TIMER_INT;
+ devpriv->mode &= APCI3120_DISABLE_TIMER_INT;
}
- outb(devpriv->b_ModeSelectRegister,
- dev->iobase + APCI3120_WRITE_MODE_SELECT);
+ outb(devpriv->mode, dev->iobase + APCI3120_WRITE_MODE_SELECT);
/* start timer */
if (devpriv->b_Timer2Mode == APCI3120_TIMER)
@@ -1280,25 +1215,14 @@ static int apci3120_write_insn_timer(struct comedi_device *dev,
case APCI3120_STOP:
if (devpriv->b_Timer2Mode == APCI3120_TIMER) {
/* Disable timer */
- devpriv->b_ModeSelectRegister =
- devpriv->
- b_ModeSelectRegister &
- APCI3120_DISABLE_TIMER_COUNTER;
+ devpriv->mode &= APCI3120_DISABLE_TIMER_COUNTER;
} else {
/* Disable WatchDog */
- devpriv->b_ModeSelectRegister =
- devpriv->
- b_ModeSelectRegister &
- APCI3120_DISABLE_WATCHDOG;
+ devpriv->mode &= APCI3120_DISABLE_WATCHDOG;
}
/* Disable timer interrupt */
- devpriv->b_ModeSelectRegister =
- devpriv->
- b_ModeSelectRegister & APCI3120_DISABLE_TIMER_INT;
-
- /* Write above states to register */
- outb(devpriv->b_ModeSelectRegister,
- dev->iobase + APCI3120_WRITE_MODE_SELECT);
+ devpriv->mode &= APCI3120_DISABLE_TIMER_INT;
+ outb(devpriv->mode, dev->iobase + APCI3120_WRITE_MODE_SELECT);
apci3120_timer_enable(dev, 2, false);
diff --git a/drivers/staging/comedi/drivers/addi_apci_3120.c b/drivers/staging/comedi/drivers/addi_apci_3120.c
index 6c7f452a2dae..e1c0535adb4b 100644
--- a/drivers/staging/comedi/drivers/addi_apci_3120.c
+++ b/drivers/staging/comedi/drivers/addi_apci_3120.c
@@ -108,7 +108,7 @@ struct apci3120_private {
struct apci3120_dmabuf dmabuf[2];
unsigned char do_bits;
unsigned char timer_mode;
- unsigned char b_ModeSelectRegister;
+ unsigned char mode;
unsigned short ctrl;
unsigned char b_Timer2Mode;
unsigned char b_Timer2Interrupt;
generated by cgit v1.2.3 (git 2.25.1) at 2026-04-25 14:26:03 +0000