From 9309c4772e9bbe6e9c27d96c333ecb2755d725fe Mon Sep 17 00:00:00 2001 From: H Hartley Sweeten Date: Tue, 13 Nov 2012 18:00:06 -0700 Subject: [PATCH] staging: comedi: usbduxfast: use cfc_check_trigger_arg_*() helpers Use the new helpers in the step 3 tests of usbduxfast_ai_cmdtest(). Also, remove some debug noise. Signed-off-by: H Hartley Sweeten Cc: Ian Abbott Signed-off-by: Greg Kroah-Hartman --- drivers/staging/comedi/drivers/usbduxfast.c | 38 +++++++---------------------- 1 file changed, 9 insertions(+), 29 deletions(-) diff --git a/drivers/staging/comedi/drivers/usbduxfast.c b/drivers/staging/comedi/drivers/usbduxfast.c index 5adc3b3..4e19f61 100644 --- a/drivers/staging/comedi/drivers/usbduxfast.c +++ b/drivers/staging/comedi/drivers/usbduxfast.c @@ -555,12 +555,6 @@ static int usbduxfast_ai_cmdtest(struct comedi_device *dev, if (!udfs->probed) return -ENODEV; -#ifdef CONFIG_COMEDI_DEBUG - printk(KERN_DEBUG "comedi%d: usbduxfast_ai_cmdtest\n", dev->minor); - printk(KERN_DEBUG "comedi%d: usbduxfast: convert_arg=%u " - "scan_begin_arg=%u\n", - dev->minor, cmd->convert_arg, cmd->scan_begin_arg); -#endif /* Step 1 : check if triggers are trivially valid */ err |= cfc_check_trigger_src(&cmd->start_src, @@ -590,20 +584,15 @@ static int usbduxfast_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 */ - if (cmd->start_src == TRIG_NOW && cmd->start_arg != 0) { - cmd->start_arg = 0; - err++; - } + if (cmd->start_src == TRIG_NOW) + err |= cfc_check_trigger_arg_is(&cmd->start_arg, 0); if (!cmd->chanlist_len) - err++; + err |= -EINVAL; - 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->chanlist_len == 1) minSamplPer = 1; @@ -620,28 +609,19 @@ static int usbduxfast_ai_cmdtest(struct comedi_device *dev, /* calc arg again */ tmp = steps / 30; - if (cmd->convert_arg != tmp) { - cmd->convert_arg = tmp; - err++; - } + err |= cfc_check_trigger_arg_is(&cmd->convert_arg, tmp); } if (cmd->scan_begin_src == TRIG_TIMER) - err++; + err |= -EINVAL; /* stop source */ switch (cmd->stop_src) { case TRIG_COUNT: - if (!cmd->stop_arg) { - cmd->stop_arg = 1; - err++; - } + err |= cfc_check_trigger_arg_min(&cmd->stop_arg, 1); 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; /* * TRIG_EXT doesn't care since it doesn't trigger -- 2.7.4