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staging: comedi: amplc_dio200: shrink struct dio200_subdev_intr

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Shave a few bytes off the size of `struct dio200_subdev_intr` by
rearranging members and changing two of them to bit-fields.

Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ian Abbott 2013-03-18 17:19:02 +00:00 • committed by Greg Kroah-Hartman
parent f7282f05e1
commit add873f29c
1 changed files with 7 additions and 7 deletions
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14
drivers/staging/comedi/drivers/amplc_dio200.c
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@ -581,13 +581,13 @@ struct dio200_subdev_8255 {
};
struct dio200_subdev_intr {
unsigned int ofs;
spinlock_t spinlock;
int active;
unsigned int ofs;
unsigned int valid_isns;
unsigned int enabled_isns;
unsigned int stopcount;
int continuous;
bool active:1;
bool continuous:1;
};
static inline const struct dio200_layout *
@ -723,7 +723,7 @@ static void dio200_stop_intr(struct comedi_device *dev,
const struct dio200_layout *layout = dio200_dev_layout(dev);
struct dio200_subdev_intr *subpriv = s->private;
subpriv->active = 0;
subpriv->active = false;
subpriv->enabled_isns = 0;
if (layout->has_int_sce)
dio200_write8(dev, subpriv->ofs, 0);
@ -745,7 +745,7 @@ static int dio200_start_intr(struct comedi_device *dev,
if (!subpriv->continuous && subpriv->stopcount == 0) {
/* An empty acquisition! */
s->async->events |= COMEDI_CB_EOA;
subpriv->active = 0;
subpriv->active = false;
retval = 1;
} else {
/* Determine interrupt sources to enable. */
@ -998,12 +998,12 @@ static int dio200_subdev_intr_cmd(struct comedi_device *dev,
/* Set up end of acquisition. */
switch (cmd->stop_src) {
case TRIG_COUNT:
subpriv->continuous = 0;
subpriv->continuous = false;
subpriv->stopcount = cmd->stop_arg;
break;
default:
/* TRIG_NONE */
subpriv->continuous = 1;
subpriv->continuous = true;
subpriv->stopcount = 0;
break;
}