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 <chase.southwood@yahoo.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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 (file)
--- 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) {