staging: comedi: ni_labpc: return bool from labpc_use_continuous_mode()
authorH Hartley Sweeten <hsweeten@visionengravers.com>
Fri, 22 Mar 2013 16:57:26 +0000 (09:57 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 25 Mar 2013 18:43:02 +0000 (11:43 -0700)
This is a simple true/false test, return bool instead of int.

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/ni_labpc.c

index f612875..234f85e 100644 (file)
@@ -519,16 +519,13 @@ static unsigned int labpc_suggest_transfer_size(const struct comedi_cmd *cmd)
 }
 #endif
 
-static int labpc_use_continuous_mode(const struct comedi_cmd *cmd,
-                                    enum scan_mode mode)
+static bool labpc_use_continuous_mode(const struct comedi_cmd *cmd,
+                                     enum scan_mode mode)
 {
-       if (mode == MODE_SINGLE_CHAN)
-               return 1;
-
-       if (cmd->scan_begin_src == TRIG_FOLLOW)
-               return 1;
+       if (mode == MODE_SINGLE_CHAN || cmd->scan_begin_src == TRIG_FOLLOW)
+               return true;
 
-       return 0;
+       return false;
 }
 
 static unsigned int labpc_ai_convert_period(const struct comedi_cmd *cmd,
@@ -1042,7 +1039,7 @@ static int labpc_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
                devpriv->cmd4 |= CMD4_ECLKRCV;
        /* XXX should discard first scan when using interval scanning
         * since manual says it is not synced with scan clock */
-       if (labpc_use_continuous_mode(cmd, mode) == 0) {
+       if (!labpc_use_continuous_mode(cmd, mode)) {
                devpriv->cmd4 |= CMD4_INTSCAN;
                if (cmd->scan_begin_src == TRIG_EXT)
                        devpriv->cmd4 |= CMD4_EOIRCV;