The trigger sources were already validataed in the (*do_cmdtest) before the
(*do_cmd) is called. Remove the unnecessary checks in pcl812_ai_cmd().
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/pcl812.c | 18 ------------------
1 file changed, 18 deletions(-)
diff --git a/drivers/staging/comedi/drivers/pcl812.c
b/drivers/staging/comedi/drivers/pcl812.c
index feb9e98..095b325 100644
--- a/drivers/staging/comedi/drivers/pcl812.c
+++ b/drivers/staging/comedi/drivers/pcl812.c
@@ -631,24 +631,6 @@ static int pcl812_ai_cmd(struct comedi_device *dev, struct
comedi_subdevice *s)
unsigned int divisor1 = 0, divisor2 = 0, i, dma_flags, bytes;
struct comedi_cmd *cmd = &s->async->cmd;
- if (cmd->start_src != TRIG_NOW)
- return -EINVAL;
- if (cmd->scan_begin_src != TRIG_FOLLOW)
- return -EINVAL;
- if (devpriv->use_ext_trg) {
- if (cmd->convert_src != TRIG_EXT)
- return -EINVAL;
- } else {
- if (cmd->convert_src != TRIG_TIMER)
- return -EINVAL;
- }
- if (cmd->scan_end_src != TRIG_COUNT)
- return -EINVAL;
- if (cmd->scan_end_arg != cmd->chanlist_len)
- return -EINVAL;
- if (cmd->chanlist_len > MAX_CHANLIST_LEN)
- return -EINVAL;
-
if (cmd->convert_src == TRIG_TIMER) {
if (cmd->convert_arg < board->ai_ns_min)
cmd->convert_arg = board->ai_ns_min;
--
1.8.5.2
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