From a1d6de5a9807ae45e5fbd167c8568c0e9fca71f0 Mon Sep 17 00:00:00 2001 From: H Hartley Sweeten Date: Tue, 13 Nov 2012 17:49:22 -0700 Subject: [PATCH] staging: comedi: amplc_dio200: use cfc_check_trigger_arg_*() helpers Use the new helpers in the step 3 tests of dio200_subdev_intr_cmdtest(). Signed-off-by: H Hartley Sweeten Cc: Ian Abbott Signed-off-by: Greg Kroah-Hartman --- drivers/staging/comedi/drivers/amplc_dio200.c | 34 +++++---------------------- 1 file changed, 6 insertions(+), 28 deletions(-) diff --git a/drivers/staging/comedi/drivers/amplc_dio200.c b/drivers/staging/comedi/drivers/amplc_dio200.c index cb75a17..57c618b 100644 --- a/drivers/staging/comedi/drivers/amplc_dio200.c +++ b/drivers/staging/comedi/drivers/amplc_dio200.c @@ -1020,41 +1020,19 @@ dio200_subdev_intr_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 */ - /* cmd->start_src == TRIG_NOW || cmd->start_src == TRIG_INT */ - if (cmd->start_arg != 0) { - cmd->start_arg = 0; - err++; - } - - /* cmd->scan_begin_src == TRIG_EXT */ - if (cmd->scan_begin_arg != 0) { - cmd->scan_begin_arg = 0; - err++; - } - - /* cmd->convert_src == TRIG_NOW */ - if (cmd->convert_arg != 0) { - cmd->convert_arg = 0; - err++; - } - - /* cmd->scan_end_src == TRIG_COUNT */ - if (cmd->scan_end_arg != cmd->chanlist_len) { - cmd->scan_end_arg = cmd->chanlist_len; - err++; - } + err |= cfc_check_trigger_arg_is(&cmd->start_arg, 0); + err |= cfc_check_trigger_arg_is(&cmd->scan_begin_arg, 0); + err |= cfc_check_trigger_arg_is(&cmd->convert_arg, 0); + err |= cfc_check_trigger_arg_is(&cmd->scan_end_arg, cmd->chanlist_len); switch (cmd->stop_src) { case TRIG_COUNT: /* any count allowed */ break; case TRIG_NONE: - if (cmd->stop_arg != 0) { - cmd->stop_arg = 0; - err++; - } + err |= cfc_check_trigger_arg_is(&cmd->stop_arg, 0); break; default: break; -- 2.7.4