The trigger sources were already validataed in the (*do_cmdtest) before the
(*do_cmd) is called. Refactor the code in cb_pcidas_ai_cmd() to remove the
final else which can never be reached.
Signed-off-by: H Hartley Sweeten <hswee...@visionengravers.com>
Cc: Ian Abbott <abbo...@mev.co.uk>
Cc: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
drivers/staging/comedi/drivers/cb_pcidas.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/drivers/staging/comedi/drivers/cb_pcidas.c
b/drivers/staging/comedi/drivers/cb_pcidas.c
index 7d068eb..5452b71 100644
--- a/drivers/staging/comedi/drivers/cb_pcidas.c
+++ b/drivers/staging/comedi/drivers/cb_pcidas.c
@@ -1017,9 +1017,9 @@ static int cb_pcidas_ai_cmd(struct comedi_device *dev,
/* set start trigger and burst mode */
bits = 0;
- if (cmd->start_src == TRIG_NOW)
+ if (cmd->start_src == TRIG_NOW) {
bits |= SW_TRIGGER;
- else if (cmd->start_src == TRIG_EXT) {
+ } else { /* TRIG_EXT */
bits |= EXT_TRIGGER | TGEN | XTRCL;
if (thisboard->is_1602) {
if (cmd->start_arg & CR_INVERT)
@@ -1027,9 +1027,6 @@ static int cb_pcidas_ai_cmd(struct comedi_device *dev,
if (cmd->start_arg & CR_EDGE)
bits |= TGSEL;
}
- } else {
- comedi_error(dev, "bug!");
- return -1;
}
if (cmd->convert_src == TRIG_NOW && cmd->chanlist_len > 1)
bits |= BURSTE;
--
1.8.5.2
_______________________________________________
devel mailing list
de...@linuxdriverproject.org
http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
