2014-02-19 07:37:04

by Chase Southwood

[permalink] [raw]
Subject: [PATCH 1/4] Staging: comedi: addi-data: cleanup comments in hwdrv_apci1564.c

hwdrv_apci1564.c had a lot of commented out conditional statements that
were often identical to other un-commented out statements nearby, so it
should be safe to just delete all of these commented out lines. This
patch also converts the remaining comments to the preferred kernel style
for comments.

Signed-off-by: Chase Southwood <[email protected]>
---

Moving onto a new addi-data driver. Generally mostly the same issues
though.

.../comedi/drivers/addi-data/hwdrv_apci1564.c | 93 +++++++++-------------
1 file changed, 38 insertions(+), 55 deletions(-)

diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c
index 8466854..ff556cc 100644
--- a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c
+++ b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c
@@ -138,9 +138,8 @@ static int i_APCI1564_ConfigDigitalInput(struct comedi_device *dev,
struct addi_private *devpriv = dev->private;

devpriv->tsk_Current = current;
- /*******************************/
+
/* Set the digital input logic */
- /*******************************/
if (data[0] == ADDIDATA_ENABLE) {
data[2] = data[2] << 4;
data[3] = data[3] << 4;
@@ -154,13 +153,13 @@ static int i_APCI1564_ConfigDigitalInput(struct comedi_device *dev,
outl(0x4,
devpriv->i_IobaseAmcc + APCI1564_DIGITAL_IP +
APCI1564_DIGITAL_IP_IRQ);
- } /* if (data[1] == ADDIDATA_OR) */
+ }
else {
outl(0x6,
devpriv->i_IobaseAmcc + APCI1564_DIGITAL_IP +
APCI1564_DIGITAL_IP_IRQ);
- } /* else if (data[1] == ADDIDATA_OR) */
- } /* if (data[0] == ADDIDATA_ENABLE) */
+ }
+ }
else {
outl(0x0,
devpriv->i_IobaseAmcc + APCI1564_DIGITAL_IP +
@@ -171,7 +170,7 @@ static int i_APCI1564_ConfigDigitalInput(struct comedi_device *dev,
outl(0x0,
devpriv->i_IobaseAmcc + APCI1564_DIGITAL_IP +
APCI1564_DIGITAL_IP_IRQ);
- } /* else if (data[0] == ADDIDATA_ENABLE) */
+ }

return insn->n;
}
@@ -225,25 +224,25 @@ static int i_APCI1564_ConfigDigitalOutput(struct comedi_device *dev,
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]) */
+ }
if (data[1] == ADDIDATA_ENABLE) {
ul_Command = ul_Command | 0x1;
- } /* if (data[1] == ADDIDATA_ENABLE) */
+ }
else {
ul_Command = ul_Command & 0xFFFFFFFE;
- } /* else if (data[1] == ADDIDATA_ENABLE) */
+ }
if (data[2] == ADDIDATA_ENABLE) {
ul_Command = ul_Command | 0x2;
- } /* if (data[2] == ADDIDATA_ENABLE) */
+ }
else {
ul_Command = ul_Command & 0xFFFFFFFD;
- } /* else if (data[2] == ADDIDATA_ENABLE) */
+ }
outl(ul_Command,
devpriv->i_IobaseAmcc + APCI1564_DIGITAL_OP +
APCI1564_DIGITAL_OP_INTERRUPT);
@@ -323,7 +322,7 @@ static int i_APCI1564_ConfigTimerCounterWatchdog(struct comedi_device *dev,
outl(data[3],
devpriv->i_IobaseAmcc + APCI1564_DIGITAL_OP_WATCHDOG +
APCI1564_TCW_RELOAD_VALUE);
- } /* if (data[0]==ADDIDATA_WATCHDOG) */
+ }
else if (data[0] == ADDIDATA_TIMER) {
/* First Stop The Timer */
ul_Command1 =
@@ -357,13 +356,12 @@ static int i_APCI1564_ConfigTimerCounterWatchdog(struct comedi_device *dev,
outl(0x0,
devpriv->iobase + APCI1564_COUNTER4 +
APCI1564_TCW_IRQ);
- } /* if (data[1]==1) */
+ }
else {
outl(0x0, devpriv->i_IobaseAmcc + APCI1564_TIMER + APCI1564_TCW_PROG); /* disable Timer interrupt */
- } /* else if (data[1]==1) */
+ }

/* Loading Timebase */
-
outl(data[2],
devpriv->i_IobaseAmcc + APCI1564_TIMER +
APCI1564_TCW_TIMEBASE);
@@ -379,7 +377,7 @@ static int i_APCI1564_ConfigTimerCounterWatchdog(struct comedi_device *dev,
ul_Command1 =
(ul_Command1 & 0xFFF719E2UL) | 2UL << 13UL | 0x10UL;
outl(ul_Command1, devpriv->i_IobaseAmcc + APCI1564_TIMER + APCI1564_TCW_PROG); /* mode 2 */
- } /* else if (data[0]==ADDIDATA_TIMER) */
+ }
else if (data[0] == ADDIDATA_COUNTER) {
devpriv->b_TimerSelectMode = ADDIDATA_COUNTER;
devpriv->b_ModeSelectRegister = data[5];
@@ -391,14 +389,11 @@ static int i_APCI1564_ConfigTimerCounterWatchdog(struct comedi_device *dev,
ul_Command1 = ul_Command1 & 0xFFFFF9FEUL;
outl(ul_Command1, devpriv->iobase + ((data[5] - 1) * 0x20) + APCI1564_TCW_PROG); /* Stop The Timer */

- /************************/
/* Set the reload value */
- /************************/
outl(data[3],
devpriv->iobase + ((data[5] - 1) * 0x20) +
APCI1564_TCW_RELOAD_VALUE);

- /******************************/
/* Set the mode : */
/* - Disable the hardware */
/* - Disable the counter mode */
@@ -406,7 +401,7 @@ static int i_APCI1564_ConfigTimerCounterWatchdog(struct comedi_device *dev,
/* - Disable the reset */
/* - Disable the timer mode */
/* - Enable the counter mode */
- /******************************/
+
ul_Command1 =
(ul_Command1 & 0xFFFC19E2UL) | 0x80000UL |
(unsigned int) ((unsigned int) data[4] << 16UL);
@@ -420,17 +415,15 @@ static int i_APCI1564_ConfigTimerCounterWatchdog(struct comedi_device *dev,
devpriv->iobase + ((data[5] - 1) * 0x20) +
APCI1564_TCW_PROG);

- /*****************************/
/* Set the Up/Down selection */
- /*****************************/
ul_Command1 = (ul_Command1 & 0xFFFBF9FFUL) | (data[6] << 18);
outl(ul_Command1,
devpriv->iobase + ((data[5] - 1) * 0x20) +
APCI1564_TCW_PROG);
- } /* else if (data[0]==ADDIDATA_COUNTER) */
+ }
else {
printk(" Invalid subdevice.");
- } /* else if (data[0]==ADDIDATA_WATCHDOG) */
+ }

return insn->n;
}
@@ -489,8 +482,8 @@ static int i_APCI1564_StartStopWriteTimerCounterWatchdog(struct comedi_device *d
default:
printk("\nSpecified functionality does not exist\n");
return -EINVAL;
- } /* switch (data[1]) */
- } /* if (devpriv->b_TimerSelectMode==ADDIDATA_WATCHDOG) */
+ }
+ }
if (devpriv->b_TimerSelectMode == ADDIDATA_TIMER) {
if (data[1] == 1) {
ul_Command1 =
@@ -502,7 +495,7 @@ static int i_APCI1564_StartStopWriteTimerCounterWatchdog(struct comedi_device *d
outl(ul_Command1,
devpriv->i_IobaseAmcc + APCI1564_TIMER +
APCI1564_TCW_PROG);
- } /* if (data[1]==1) */
+ }
else if (data[1] == 0) {
/* Stop The Timer */

@@ -513,8 +506,8 @@ static int i_APCI1564_StartStopWriteTimerCounterWatchdog(struct comedi_device *d
outl(ul_Command1,
devpriv->i_IobaseAmcc + APCI1564_TIMER +
APCI1564_TCW_PROG);
- } /* else if(data[1]==0) */
- } /* if (devpriv->b_TimerSelectMode==ADDIDATA_TIMER) */
+ }
+ }
if (devpriv->b_TimerSelectMode == ADDIDATA_COUNTER) {
ul_Command1 =
inl(devpriv->iobase + ((devpriv->b_ModeSelectRegister -
@@ -522,16 +515,16 @@ static int i_APCI1564_StartStopWriteTimerCounterWatchdog(struct comedi_device *d
if (data[1] == 1) {
/* Start the Counter subdevice */
ul_Command1 = (ul_Command1 & 0xFFFFF9FFUL) | 0x1UL;
- } /* if (data[1] == 1) */
+ }
else if (data[1] == 0) {
/* Stops the Counter subdevice */
ul_Command1 = 0;

- } /* else if (data[1] == 0) */
+ }
else if (data[1] == 2) {
/* Clears the Counter subdevice */
ul_Command1 = (ul_Command1 & 0xFFFFF9FFUL) | 0x400;
- } /* else if (data[1] == 3) */
+ }
outl(ul_Command1,
devpriv->iobase + ((devpriv->b_ModeSelectRegister -
1) * 0x20) + APCI1564_TCW_PROG);
@@ -577,7 +570,7 @@ static int i_APCI1564_ReadTimerCounterWatchdog(struct comedi_device *dev,
data[1] =
inl(devpriv->i_IobaseAmcc +
APCI1564_DIGITAL_OP_WATCHDOG);
- } /* if (devpriv->b_TimerSelectMode==ADDIDATA_WATCHDOG) */
+ }
else if (devpriv->b_TimerSelectMode == ADDIDATA_TIMER) {
/* Stores the status of the Timer */
data[0] =
@@ -586,7 +579,7 @@ static int i_APCI1564_ReadTimerCounterWatchdog(struct comedi_device *dev,

/* Stores the Actual value of the Timer */
data[1] = inl(devpriv->i_IobaseAmcc + APCI1564_TIMER);
- } /* else if (devpriv->b_TimerSelectMode==ADDIDATA_TIMER) */
+ }
else if (devpriv->b_TimerSelectMode == ADDIDATA_COUNTER) {
/* Read the Counter Actual Value. */
data[0] =
@@ -597,31 +590,23 @@ static int i_APCI1564_ReadTimerCounterWatchdog(struct comedi_device *dev,
inl(devpriv->iobase + ((devpriv->b_ModeSelectRegister -
1) * 0x20) + APCI1564_TCW_TRIG_STATUS);

- /***********************************/
/* Get the software trigger status */
- /***********************************/
data[1] = (unsigned char) ((ul_Command1 >> 1) & 1);

- /***********************************/
/* Get the hardware trigger status */
- /***********************************/
data[2] = (unsigned char) ((ul_Command1 >> 2) & 1);

- /*********************************/
/* Get the software clear status */
- /*********************************/
data[3] = (unsigned char) ((ul_Command1 >> 3) & 1);

- /***************************/
/* Get the overflow status */
- /***************************/
data[4] = (unsigned char) ((ul_Command1 >> 0) & 1);
- } /* else if (devpriv->b_TimerSelectMode==ADDIDATA_COUNTER) */
+ }
else if ((devpriv->b_TimerSelectMode != ADDIDATA_TIMER)
&& (devpriv->b_TimerSelectMode != ADDIDATA_WATCHDOG)
&& (devpriv->b_TimerSelectMode != ADDIDATA_COUNTER)) {
printk("\n Invalid Subdevice !!!\n");
- } /* else if ((devpriv->b_TimerSelectMode!=ADDIDATA_TIMER) && (devpriv->b_TimerSelectMode!=ADDIDATA_WATCHDOG)&& (devpriv->b_TimerSelectMode!=ADDIDATA_COUNTER)) */
+ }
return insn->n;
}

@@ -695,7 +680,7 @@ static void v_APCI1564_Interrupt(int irq, void *d)
if (ui_DI == 0 && ui_DO == 0 && ui_Timer == 0 && ui_C1 == 0
&& ui_C2 == 0 && ui_C3 == 0 && ui_C4 == 0) {
printk("\nInterrupt from unknown source\n");
- } /* if(ui_DI==0 && ui_DO==0 && ui_Timer==0 && ui_C1==0 && ui_C2==0 && ui_C3==0 && ui_C4==0) */
+ }

if (ui_DI == 1) {
ui_DI = inl(devpriv->i_IobaseAmcc + APCI1564_DIGITAL_IP +
@@ -724,8 +709,7 @@ static void v_APCI1564_Interrupt(int irq, void *d)

/* Sends signal to user space */
send_sig(SIGIO, devpriv->tsk_Current, 0);
-
- } /* if (ui_DO) */
+ }

if (ui_Timer == 1) {
devpriv->b_TimerSelectMode = ADDIDATA_TIMER;
@@ -748,8 +732,7 @@ static void v_APCI1564_Interrupt(int irq, void *d)
devpriv->i_IobaseAmcc + APCI1564_TIMER +
APCI1564_TCW_PROG);
}
- }/* if (ui_Timer == 1) */
-
+ }

if (ui_C1 == 1) {
devpriv->b_TimerSelectMode = ADDIDATA_COUNTER;
@@ -771,7 +754,7 @@ static void v_APCI1564_Interrupt(int irq, void *d)
devpriv->iobase + APCI1564_COUNTER1 +
APCI1564_TCW_PROG);
}
- } /* if (ui_C1 == 1) */
+ }

if (ui_C2 == 1) {
devpriv->b_TimerSelectMode = ADDIDATA_COUNTER;
@@ -793,7 +776,7 @@ static void v_APCI1564_Interrupt(int irq, void *d)
devpriv->iobase + APCI1564_COUNTER2 +
APCI1564_TCW_PROG);
}
- } /* if ((ui_C2 == 1) */
+ }

if (ui_C3 == 1) {
devpriv->b_TimerSelectMode = ADDIDATA_COUNTER;
@@ -815,7 +798,7 @@ static void v_APCI1564_Interrupt(int irq, void *d)
devpriv->iobase + APCI1564_COUNTER3 +
APCI1564_TCW_PROG);
}
- } /* if ((ui_C3 == 1) */
+ }

if (ui_C4 == 1) {
devpriv->b_TimerSelectMode = ADDIDATA_COUNTER;
@@ -837,7 +820,7 @@ static void v_APCI1564_Interrupt(int irq, void *d)
devpriv->iobase + APCI1564_COUNTER4 +
APCI1564_TCW_PROG);
}
- } /* if (ui_C4 == 1) */
+ }
return;
}

--
1.8.5.3


2014-02-19 07:37:48

by Chase Southwood

[permalink] [raw]
Subject: [PATCH 2/4] Staging: comedi: addi-data: cleanup brace usage in hwdrv_apci1564.c

hwdrv_apci1564.c had many single statments wrapped in braces, so we can
delete these. Also, some else statements were improperly placed, fix
these too.

Signed-off-by: Chase Southwood <[email protected]>
---
.../comedi/drivers/addi-data/hwdrv_apci1564.c | 58 ++++++++--------------
1 file changed, 22 insertions(+), 36 deletions(-)

diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c
index ff556cc..66e6e68 100644
--- a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c
+++ b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c
@@ -153,14 +153,12 @@ static int i_APCI1564_ConfigDigitalInput(struct comedi_device *dev,
outl(0x4,
devpriv->i_IobaseAmcc + APCI1564_DIGITAL_IP +
APCI1564_DIGITAL_IP_IRQ);
- }
- else {
+ } else {
outl(0x6,
devpriv->i_IobaseAmcc + APCI1564_DIGITAL_IP +
APCI1564_DIGITAL_IP_IRQ);
}
- }
- else {
+ } else {
outl(0x0,
devpriv->i_IobaseAmcc + APCI1564_DIGITAL_IP +
APCI1564_DIGITAL_IP_INTERRUPT_MODE1);
@@ -225,24 +223,22 @@ static int i_APCI1564_ConfigDigitalOutput(struct comedi_device *dev,
"Not a valid Data !!! ,Data should be 1 or 0\n");
return -EINVAL;
}
- if (data[0]) {
+
+ if (data[0])
devpriv->b_OutputMemoryStatus = ADDIDATA_ENABLE;
- }
- else {
+ else
devpriv->b_OutputMemoryStatus = ADDIDATA_DISABLE;
- }
- if (data[1] == ADDIDATA_ENABLE) {
+
+ if (data[1] == ADDIDATA_ENABLE)
ul_Command = ul_Command | 0x1;
- }
- else {
+ else
ul_Command = ul_Command & 0xFFFFFFFE;
- }
- if (data[2] == ADDIDATA_ENABLE) {
+
+ if (data[2] == ADDIDATA_ENABLE)
ul_Command = ul_Command | 0x2;
- }
- else {
+ else
ul_Command = ul_Command & 0xFFFFFFFD;
- }
+
outl(ul_Command,
devpriv->i_IobaseAmcc + APCI1564_DIGITAL_OP +
APCI1564_DIGITAL_OP_INTERRUPT);
@@ -322,8 +318,7 @@ static int i_APCI1564_ConfigTimerCounterWatchdog(struct comedi_device *dev,
outl(data[3],
devpriv->i_IobaseAmcc + APCI1564_DIGITAL_OP_WATCHDOG +
APCI1564_TCW_RELOAD_VALUE);
- }
- else if (data[0] == ADDIDATA_TIMER) {
+ } else if (data[0] == ADDIDATA_TIMER) {
/* First Stop The Timer */
ul_Command1 =
inl(devpriv->i_IobaseAmcc + APCI1564_TIMER +
@@ -356,8 +351,7 @@ static int i_APCI1564_ConfigTimerCounterWatchdog(struct comedi_device *dev,
outl(0x0,
devpriv->iobase + APCI1564_COUNTER4 +
APCI1564_TCW_IRQ);
- }
- else {
+ } else {
outl(0x0, devpriv->i_IobaseAmcc + APCI1564_TIMER + APCI1564_TCW_PROG); /* disable Timer interrupt */
}

@@ -377,8 +371,7 @@ static int i_APCI1564_ConfigTimerCounterWatchdog(struct comedi_device *dev,
ul_Command1 =
(ul_Command1 & 0xFFF719E2UL) | 2UL << 13UL | 0x10UL;
outl(ul_Command1, devpriv->i_IobaseAmcc + APCI1564_TIMER + APCI1564_TCW_PROG); /* mode 2 */
- }
- else if (data[0] == ADDIDATA_COUNTER) {
+ } else if (data[0] == ADDIDATA_COUNTER) {
devpriv->b_TimerSelectMode = ADDIDATA_COUNTER;
devpriv->b_ModeSelectRegister = data[5];

@@ -420,8 +413,7 @@ static int i_APCI1564_ConfigTimerCounterWatchdog(struct comedi_device *dev,
outl(ul_Command1,
devpriv->iobase + ((data[5] - 1) * 0x20) +
APCI1564_TCW_PROG);
- }
- else {
+ } else {
printk(" Invalid subdevice.");
}

@@ -495,8 +487,7 @@ static int i_APCI1564_StartStopWriteTimerCounterWatchdog(struct comedi_device *d
outl(ul_Command1,
devpriv->i_IobaseAmcc + APCI1564_TIMER +
APCI1564_TCW_PROG);
- }
- else if (data[1] == 0) {
+ } else if (data[1] == 0) {
/* Stop The Timer */

ul_Command1 =
@@ -515,13 +506,11 @@ static int i_APCI1564_StartStopWriteTimerCounterWatchdog(struct comedi_device *d
if (data[1] == 1) {
/* Start the Counter subdevice */
ul_Command1 = (ul_Command1 & 0xFFFFF9FFUL) | 0x1UL;
- }
- else if (data[1] == 0) {
+ } else if (data[1] == 0) {
/* Stops the Counter subdevice */
ul_Command1 = 0;

- }
- else if (data[1] == 2) {
+ } else if (data[1] == 2) {
/* Clears the Counter subdevice */
ul_Command1 = (ul_Command1 & 0xFFFFF9FFUL) | 0x400;
}
@@ -570,8 +559,7 @@ static int i_APCI1564_ReadTimerCounterWatchdog(struct comedi_device *dev,
data[1] =
inl(devpriv->i_IobaseAmcc +
APCI1564_DIGITAL_OP_WATCHDOG);
- }
- else if (devpriv->b_TimerSelectMode == ADDIDATA_TIMER) {
+ } else if (devpriv->b_TimerSelectMode == ADDIDATA_TIMER) {
/* Stores the status of the Timer */
data[0] =
inl(devpriv->i_IobaseAmcc + APCI1564_TIMER +
@@ -579,8 +567,7 @@ static int i_APCI1564_ReadTimerCounterWatchdog(struct comedi_device *dev,

/* Stores the Actual value of the Timer */
data[1] = inl(devpriv->i_IobaseAmcc + APCI1564_TIMER);
- }
- else if (devpriv->b_TimerSelectMode == ADDIDATA_COUNTER) {
+ } else if (devpriv->b_TimerSelectMode == ADDIDATA_COUNTER) {
/* Read the Counter Actual Value. */
data[0] =
inl(devpriv->iobase + ((devpriv->b_ModeSelectRegister -
@@ -601,8 +588,7 @@ static int i_APCI1564_ReadTimerCounterWatchdog(struct comedi_device *dev,

/* Get the overflow status */
data[4] = (unsigned char) ((ul_Command1 >> 0) & 1);
- }
- else if ((devpriv->b_TimerSelectMode != ADDIDATA_TIMER)
+ } else if ((devpriv->b_TimerSelectMode != ADDIDATA_TIMER)
&& (devpriv->b_TimerSelectMode != ADDIDATA_WATCHDOG)
&& (devpriv->b_TimerSelectMode != ADDIDATA_COUNTER)) {
printk("\n Invalid Subdevice !!!\n");
--
1.8.5.3

2014-02-19 07:38:03

by Chase Southwood

[permalink] [raw]
Subject: [PATCH 3/4] Staging: comedi: addi-data: replace printk() with dev_err() in hwdrv_apci1564.c

There were a small handful of printk() calls in hwdrv_apci1564.c. It is
generally better to use dev_err() for error messages instead, so I
switched all the printk() calls out, as well as cleaned up the error
strings.

Signed-off-by: Chase Southwood <[email protected]>
---
drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c
index 66e6e68..21dd028 100644
--- a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c
+++ b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c
@@ -414,7 +414,7 @@ static int i_APCI1564_ConfigTimerCounterWatchdog(struct comedi_device *dev,
devpriv->iobase + ((data[5] - 1) * 0x20) +
APCI1564_TCW_PROG);
} else {
- printk(" Invalid subdevice.");
+ dev_err(dev->class_dev, "Invalid subdevice.\n");
}

return insn->n;
@@ -472,7 +472,7 @@ static int i_APCI1564_StartStopWriteTimerCounterWatchdog(struct comedi_device *d
APCI1564_TCW_PROG);
break;
default:
- printk("\nSpecified functionality does not exist\n");
+ dev_err(dev->class_dev, "Specified functionality does not exist.\n");
return -EINVAL;
}
}
@@ -591,7 +591,7 @@ static int i_APCI1564_ReadTimerCounterWatchdog(struct comedi_device *dev,
} else if ((devpriv->b_TimerSelectMode != ADDIDATA_TIMER)
&& (devpriv->b_TimerSelectMode != ADDIDATA_WATCHDOG)
&& (devpriv->b_TimerSelectMode != ADDIDATA_COUNTER)) {
- printk("\n Invalid Subdevice !!!\n");
+ dev_err(dev->class_dev, "Invalid Subdevice!\n");
}
return insn->n;
}
@@ -665,7 +665,7 @@ static void v_APCI1564_Interrupt(int irq, void *d)
APCI1564_TCW_IRQ) & 0x1;
if (ui_DI == 0 && ui_DO == 0 && ui_Timer == 0 && ui_C1 == 0
&& ui_C2 == 0 && ui_C3 == 0 && ui_C4 == 0) {
- printk("\nInterrupt from unknown source\n");
+ dev_err(dev->class_dev, "Interrupt from unknown source.\n");
}

if (ui_DI == 1) {
--
1.8.5.3

2014-02-19 07:38:30

by Chase Southwood

[permalink] [raw]
Subject: [PATCH 4/4] Staging: comedi: addi-data: don't initialize a static variable to 0

In hwdrv_apci1564.c, one static variable is zero initialized. This is
unneeded and redundant, so we remove the initialization.

Signed-off-by: Chase Southwood <[email protected]>
---
drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c
index 21dd028..2b47fa1 100644
--- a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c
+++ b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c
@@ -100,7 +100,7 @@ This program is distributed in the hope that it will be useful, but WITHOUT ANY
#define APCI1564_TCW_WARN_TIMEBASE 28

/* Global variables */
-static unsigned int ui_InterruptStatus_1564 = 0;
+static unsigned int ui_InterruptStatus_1564;
static unsigned int ui_InterruptData, ui_Type;

/*
--
1.8.5.3

2014-02-19 08:09:11

by Dan Carpenter

[permalink] [raw]
Subject: Re: [PATCH 1/4] Staging: comedi: addi-data: cleanup comments in hwdrv_apci1564.c

On Wed, Feb 19, 2014 at 01:36:46AM -0600, Chase Southwood wrote:
> hwdrv_apci1564.c had a lot of commented out conditional statements that
> were often identical to other un-commented out statements nearby, so it
> should be safe to just delete all of these commented out lines. This
> patch also converts the remaining comments to the preferred kernel style
> for comments.
>
> Signed-off-by: Chase Southwood <[email protected]>

Reviewed-by: Dan Carpenter <[email protected]>

regards,
dan carpenter

2014-02-19 11:05:47

by Ian Abbott

[permalink] [raw]
Subject: Re: [PATCH 1/4] Staging: comedi: addi-data: cleanup comments in hwdrv_apci1564.c

On 2014-02-19 07:36, Chase Southwood wrote:
> hwdrv_apci1564.c had a lot of commented out conditional statements that
> were often identical to other un-commented out statements nearby, so it
> should be safe to just delete all of these commented out lines. This
> patch also converts the remaining comments to the preferred kernel style
> for comments.
>
> Signed-off-by: Chase Southwood <[email protected]>

Reviewed-by: Ian Abbott <[email protected]>

--
-=( Ian Abbott @ MEV Ltd. E-mail: <[email protected]> )=-
-=( Tel: +44 (0)161 477 1898 FAX: +44 (0)161 718 3587 )=-

2014-02-19 11:06:16

by Ian Abbott

[permalink] [raw]
Subject: Re: [PATCH 2/4] Staging: comedi: addi-data: cleanup brace usage in hwdrv_apci1564.c

On 2014-02-19 07:37, Chase Southwood wrote:
> hwdrv_apci1564.c had many single statments wrapped in braces, so we can
> delete these. Also, some else statements were improperly placed, fix
> these too.
>
> Signed-off-by: Chase Southwood <[email protected]>

Reviewed-by: Ian Abbott <[email protected]>

--
-=( Ian Abbott @ MEV Ltd. E-mail: <[email protected]> )=-
-=( Tel: +44 (0)161 477 1898 FAX: +44 (0)161 718 3587 )=-

2014-02-19 11:06:56

by Ian Abbott

[permalink] [raw]
Subject: Re: [PATCH 3/4] Staging: comedi: addi-data: replace printk() with dev_err() in hwdrv_apci1564.c

On 2014-02-19 07:37, Chase Southwood wrote:
> There were a small handful of printk() calls in hwdrv_apci1564.c. It is
> generally better to use dev_err() for error messages instead, so I
> switched all the printk() calls out, as well as cleaned up the error
> strings.
>
> Signed-off-by: Chase Southwood <[email protected]>

Reviewed-by: Ian Abbott <[email protected]>

--
-=( Ian Abbott @ MEV Ltd. E-mail: <[email protected]> )=-
-=( Tel: +44 (0)161 477 1898 FAX: +44 (0)161 718 3587 )=-

2014-02-19 11:07:19

by Ian Abbott

[permalink] [raw]
Subject: Re: [PATCH 4/4] Staging: comedi: addi-data: don't initialize a static variable to 0

On 2014-02-19 07:38, Chase Southwood wrote:
> In hwdrv_apci1564.c, one static variable is zero initialized. This is
> unneeded and redundant, so we remove the initialization.
>
> Signed-off-by: Chase Southwood <[email protected]>

Reviewed-by: Ian Abbott <[email protected]>

--
-=( Ian Abbott @ MEV Ltd. E-mail: <[email protected]> )=-
-=( Tel: +44 (0)161 477 1898 FAX: +44 (0)161 718 3587 )=-