staging: comedi: c6xdigio: tidy up C6X_pwmOutput()
authorH Hartley Sweeten <hsweeten@visionengravers.com>
Mon, 10 Mar 2014 21:07:28 +0000 (14:07 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 17 Mar 2014 21:03:58 +0000 (14:03 -0700)
Rename the CamelCase function.

For aesthetics, pass the comedi_device pointer instead of the dev->iobase
as the first parameter.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/comedi/drivers/c6xdigio.c

index 9e456e5c73e49764b9c9f4d4afc7636641d7b7c2..c72e3a47612869aaea9c624ce20646741f8b1f98 100644 (file)
@@ -107,40 +107,40 @@ static void c6xdigio_pwm_init(struct comedi_device *dev)
        c6xdigio_chk_status(dev->iobase, 0x80);
 }
 
-static void C6X_pwmOutput(unsigned long baseAddr, unsigned channel, int value)
+static void c6xdigio_pwm_write(struct comedi_device *dev,
+                              unsigned int chan, unsigned int val)
 {
        unsigned ppcmd;
        union pwmcmdtype pwm;
 
-       pwm.cmd = value;
+       pwm.cmd = val;
        if (pwm.cmd > 498)
                pwm.cmd = 498;
        if (pwm.cmd < 2)
                pwm.cmd = 2;
 
-       if (channel == 0) {
+       if (chan == 0)
                ppcmd = 0x28;
-       } else {                /*  if channel == 1 */
+       else
                ppcmd = 0x30;
-       }                       /* endif */
 
-       outb_p(ppcmd + pwm.bits.sb0, baseAddr);
-       c6xdigio_chk_status(baseAddr, 0x00);
+       outb_p(ppcmd + pwm.bits.sb0, dev->iobase);
+       c6xdigio_chk_status(dev->iobase, 0x00);
 
-       outb_p(ppcmd + pwm.bits.sb1 + 0x4, baseAddr);
-       c6xdigio_chk_status(baseAddr, 0x80);
+       outb_p(ppcmd + pwm.bits.sb1 + 0x4, dev->iobase);
+       c6xdigio_chk_status(dev->iobase, 0x80);
 
-       outb_p(ppcmd + pwm.bits.sb2, baseAddr);
-       c6xdigio_chk_status(baseAddr, 0x00);
+       outb_p(ppcmd + pwm.bits.sb2, dev->iobase);
+       c6xdigio_chk_status(dev->iobase, 0x00);
 
-       outb_p(ppcmd + pwm.bits.sb3 + 0x4, baseAddr);
-       c6xdigio_chk_status(baseAddr, 0x80);
+       outb_p(ppcmd + pwm.bits.sb3 + 0x4, dev->iobase);
+       c6xdigio_chk_status(dev->iobase, 0x80);
 
-       outb_p(ppcmd + pwm.bits.sb4, baseAddr);
-       c6xdigio_chk_status(baseAddr, 0x00);
+       outb_p(ppcmd + pwm.bits.sb4, dev->iobase);
+       c6xdigio_chk_status(dev->iobase, 0x00);
 
-       outb_p(0x0, baseAddr);
-       c6xdigio_chk_status(baseAddr, 0x80);
+       outb_p(0x0, dev->iobase);
+       c6xdigio_chk_status(dev->iobase, 0x80);
 }
 
 static int C6X_encInput(unsigned long baseAddr, unsigned channel)
@@ -215,11 +215,11 @@ static int c6xdigio_pwmo_insn_write(struct comedi_device *dev,
                                    struct comedi_insn *insn,
                                    unsigned int *data)
 {
+       unsigned int chan = CR_CHAN(insn->chanspec);
        int i;
-       int chan = CR_CHAN(insn->chanspec);
 
        for (i = 0; i < insn->n; i++) {
-               C6X_pwmOutput(dev->iobase, chan, data[i]);
+               c6xdigio_pwm_write(dev, chan, data[i]);
                /*    devpriv->ao_readback[chan] = data[i]; */
        }
        return i;