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authorH Hartley Sweeten2014-09-10 01:15:34 +0200
committerGreg Kroah-Hartman2014-09-11 23:35:20 +0200
commit103e280141ecd19b429567af9e9931817dfacd2a (patch)
tree9725cfe63a70c7e602d610c7d6e60ae356fde54b /drivers/staging/comedi
parentstaging: comedi: addi_apci_2032: remove "empty acquisition" async command (diff)
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staging: comedi: addi_apci_2032: absorb apci2032_int_start()
This function always returns 'false' so the caller never does the comedi_event(). Absorb the function into the caller and remove the 'do_event' dead code. 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>
Diffstat (limited to 'drivers/staging/comedi')
-rw-r--r--drivers/staging/comedi/drivers/addi_apci_2032.c28
1 files changed, 6 insertions, 22 deletions
diff --git a/drivers/staging/comedi/drivers/addi_apci_2032.c b/drivers/staging/comedi/drivers/addi_apci_2032.c
index 8514811a988b..aea3da325359 100644
--- a/drivers/staging/comedi/drivers/addi_apci_2032.c
+++ b/drivers/staging/comedi/drivers/addi_apci_2032.c
@@ -86,23 +86,6 @@ static void apci2032_int_stop(struct comedi_device *dev,
outl(0x0, dev->iobase + APCI2032_INT_CTRL_REG);
}
-static bool apci2032_int_start(struct comedi_device *dev,
- struct comedi_subdevice *s,
- unsigned char enabled_isns)
-{
- struct apci2032_int_private *subpriv = s->private;
- struct comedi_cmd *cmd = &s->async->cmd;
- bool do_event;
-
- subpriv->enabled_isns = enabled_isns;
- subpriv->stop_count = cmd->stop_arg;
- subpriv->active = true;
- outl(enabled_isns, dev->iobase + APCI2032_INT_CTRL_REG);
- do_event = false;
-
- return do_event;
-}
-
static int apci2032_int_cmdtest(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_cmd *cmd)
@@ -157,18 +140,19 @@ static int apci2032_int_cmd(struct comedi_device *dev,
unsigned char enabled_isns;
unsigned int n;
unsigned long flags;
- bool do_event;
enabled_isns = 0;
for (n = 0; n < cmd->chanlist_len; n++)
enabled_isns |= 1 << CR_CHAN(cmd->chanlist[n]);
spin_lock_irqsave(&subpriv->spinlock, flags);
- do_event = apci2032_int_start(dev, s, enabled_isns);
- spin_unlock_irqrestore(&subpriv->spinlock, flags);
- if (do_event)
- comedi_event(dev, s);
+ subpriv->enabled_isns = enabled_isns;
+ subpriv->stop_count = cmd->stop_arg;
+ subpriv->active = true;
+ outl(enabled_isns, dev->iobase + APCI2032_INT_CTRL_REG);
+
+ spin_unlock_irqrestore(&subpriv->spinlock, flags);
return 0;
}