staging: comedi: addi_apci_2032: fix i_APCI2032_ReadWatchdog()
authorH Hartley Sweeten <hartleys@visionengravers.com>
Fri, 30 Nov 2012 01:19:25 +0000 (18:19 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 30 Nov 2012 02:05:30 +0000 (18:05 -0800)
This function is used by the watchdog subdevice to read the status of
the watchdog. Rename the CamelCase function to apci2032_wdog_insn_read
and fix the function to return the status value insn->n times like
the comedi core expects.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/comedi/drivers/addi_apci_2032.c

index b77a84a48c0dda2f4ffec4cd415f8f3beb080d25..537e0299990761f642a63282711723190ec21773 100644 (file)
@@ -156,12 +156,16 @@ static int i_APCI2032_StartStopWriteWatchdog(struct comedi_device *dev,
        return insn->n;
 }
 
-static int i_APCI2032_ReadWatchdog(struct comedi_device *dev,
+static int apci1516_wdog_insn_read(struct comedi_device *dev,
                                   struct comedi_subdevice *s,
                                   struct comedi_insn *insn,
                                   unsigned int *data)
 {
-       data[0] = inl(dev->iobase + APCI2032_WDOG_STATUS_REG) & 0x1;
+       int i;
+
+       for (i = 0; i < insn->n; i++)
+               data[i] = inl(dev->iobase + APCI2032_WDOG_STATUS_REG);
+
        return insn->n;
 }
 
@@ -268,7 +272,7 @@ static int apci2032_auto_attach(struct comedi_device *dev,
        s->len_chanlist = 1;
        s->range_table = &range_digital;
        s->insn_write = i_APCI2032_StartStopWriteWatchdog;
-       s->insn_read = i_APCI2032_ReadWatchdog;
+       s->insn_read = apci1516_wdog_insn_read;
        s->insn_config = i_APCI2032_ConfigWatchdog;
 
        apci2032_reset(dev);