From ec3ffe6d423d7b05527371815f9d5530a4c895fd Mon Sep 17 00:00:00 2001 From: H Hartley Sweeten Date: Tue, 13 Nov 2012 17:56:41 -0700 Subject: [PATCH] staging: comedi: ni_atmio16d: use cfc_check_trigger_arg_*() helpers Use the new helpers in the step 3 tests of atmio16d_ai_cmdtest(). Signed-off-by: H Hartley Sweeten Cc: Ian Abbott Signed-off-by: Greg Kroah-Hartman --- drivers/staging/comedi/drivers/ni_atmio16d.c | 43 ++++++-------------- 1 file changed, 12 insertions(+), 31 deletions(-) diff --git a/drivers/staging/comedi/drivers/ni_atmio16d.c b/drivers/staging/comedi/drivers/ni_atmio16d.c index a3884b4d90c6..4a17494f55ed 100644 --- a/drivers/staging/comedi/drivers/ni_atmio16d.c +++ b/drivers/staging/comedi/drivers/ni_atmio16d.c @@ -271,51 +271,32 @@ static int atmio16d_ai_cmdtest(struct comedi_device *dev, if (err) return 2; - /* step 3: make sure arguments are trivially compatible */ + /* Step 3: check if arguments are trivially valid */ + + err |= cfc_check_trigger_arg_is(&cmd->start_arg, 0); - if (cmd->start_arg != 0) { - cmd->start_arg = 0; - err++; - } if (cmd->scan_begin_src == TRIG_FOLLOW) { /* internal trigger */ - if (cmd->scan_begin_arg != 0) { - cmd->scan_begin_arg = 0; - err++; - } + err |= cfc_check_trigger_arg_is(&cmd->scan_begin_arg, 0); } else { #if 0 /* external trigger */ /* should be level/edge, hi/lo specification here */ - if (cmd->scan_begin_arg != 0) { - cmd->scan_begin_arg = 0; - err++; - } + err |= cfc_check_trigger_arg_is(&cmd->scan_begin_arg, 0); #endif } - if (cmd->convert_arg < 10000) { - cmd->convert_arg = 10000; - err++; - } + err |= cfc_check_trigger_arg_min(&cmd->convert_arg, 10000); #if 0 - if (cmd->convert_arg > SLOWEST_TIMER) { - cmd->convert_arg = SLOWEST_TIMER; - err++; - } + err |= cfc_check_trigger_arg_max(&cmd->convert_arg, SLOWEST_TIMER); #endif - if (cmd->scan_end_arg != cmd->chanlist_len) { - cmd->scan_end_arg = cmd->chanlist_len; - err++; - } + + err |= cfc_check_trigger_arg_is(&cmd->scan_end_arg, cmd->chanlist_len); + if (cmd->stop_src == TRIG_COUNT) { /* any count is allowed */ - } else { - /* TRIG_NONE */ - if (cmd->stop_arg != 0) { - cmd->stop_arg = 0; - err++; - } + } else { /* TRIG_NONE */ + err |= cfc_check_trigger_arg_is(&cmd->stop_arg, 0); } if (err) -- 2.20.1