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-rw-r--r--drivers/staging/comedi/drivers/dt3000.c29
1 files changed, 12 insertions, 17 deletions
diff --git a/drivers/staging/comedi/drivers/dt3000.c b/drivers/staging/comedi/drivers/dt3000.c
index abd999f95f70..4ab4de005924 100644
--- a/drivers/staging/comedi/drivers/dt3000.c
+++ b/drivers/staging/comedi/drivers/dt3000.c
@@ -416,7 +416,7 @@ static int dt3k_ai_cmdtest(struct comedi_device *dev,
{
const struct dt3k_boardtype *this_board = comedi_board(dev);
int err = 0;
- int tmp;
+ unsigned int arg;
/* Step 1 : check if triggers are trivially valid */
@@ -466,25 +466,20 @@ static int dt3k_ai_cmdtest(struct comedi_device *dev,
/* step 4: fix up any arguments */
if (cmd->scan_begin_src == TRIG_TIMER) {
- tmp = cmd->scan_begin_arg;
- dt3k_ns_to_timer(100, &cmd->scan_begin_arg,
- cmd->flags & TRIG_ROUND_MASK);
- if (tmp != cmd->scan_begin_arg)
- err++;
+ arg = cmd->scan_begin_arg;
+ dt3k_ns_to_timer(100, &arg, cmd->flags & TRIG_ROUND_MASK);
+ err |= cfc_check_trigger_arg_is(&cmd->scan_begin_arg, arg);
}
if (cmd->convert_src == TRIG_TIMER) {
- tmp = cmd->convert_arg;
- dt3k_ns_to_timer(50, &cmd->convert_arg,
- cmd->flags & TRIG_ROUND_MASK);
- if (tmp != cmd->convert_arg)
- err++;
- if (cmd->scan_begin_src == TRIG_TIMER &&
- cmd->scan_begin_arg <
- cmd->convert_arg * cmd->scan_end_arg) {
- cmd->scan_begin_arg =
- cmd->convert_arg * cmd->scan_end_arg;
- err++;
+ arg = cmd->convert_arg;
+ dt3k_ns_to_timer(50, &arg, cmd->flags & TRIG_ROUND_MASK);
+ err |= cfc_check_trigger_arg_is(&cmd->convert_arg, arg);
+
+ if (cmd->scan_begin_src == TRIG_TIMER) {
+ arg = cmd->convert_arg * cmd->scan_end_arg;
+ err |= cfc_check_trigger_arg_min(&cmd->scan_begin_arg,
+ arg);
}
}