1 files changed, 24 insertions, 49 deletions

diff --git a/drivers/staging/comedi/drivers/adv_pci1710.c b/drivers/staging/comedi/drivers/adv_pci1710.c
index def37bcc2a66..a6fd8c2c16ca 100644
--- a/drivers/staging/comedi/drivers/adv_pci1710.c
+++ b/drivers/staging/comedi/drivers/adv_pci1710.c
@@ -53,8 +53,6 @@ Configuration options:
 				 * correct channel number on every 12 bit
 				 * sample */
 
-#define PCI_VENDOR_ID_ADVANTECH		0x13fe
-
 /* hardware types of the cards */
 #define TYPE_PCI171X	0
 #define TYPE_PCI1713	2
@@ -1068,45 +1066,23 @@ static int pci171x_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_arg != 0) {
-		cmd->start_arg = 0;
-		err++;
-	}
+	err |= cfc_check_trigger_arg_is(&cmd->start_arg, 0);
+	err |= cfc_check_trigger_arg_is(&cmd->scan_begin_arg, 0);
 
-	if (cmd->scan_begin_arg != 0) {
-		cmd->scan_begin_arg = 0;
-		err++;
-	}
+	if (cmd->convert_src == TRIG_TIMER)
+		err |= cfc_check_trigger_arg_min(&cmd->convert_arg,
+						 this_board->ai_ns_min);
+	else	/* TRIG_FOLLOW */
+		err |= cfc_check_trigger_arg_is(&cmd->convert_arg, 0);
 
-	if (cmd->convert_src == TRIG_TIMER) {
-		if (cmd->convert_arg < this_board->ai_ns_min) {
-			cmd->convert_arg = this_board->ai_ns_min;
-			err++;
-		}
-	} else {		/* TRIG_FOLLOW */
-		if (cmd->convert_arg != 0) {
-			cmd->convert_arg = 0;
-			err++;
-		}
-	}
+	err |= cfc_check_trigger_arg_is(&cmd->scan_end_arg, cmd->chanlist_len);
 
-	if (cmd->scan_end_arg != cmd->chanlist_len) {
-		cmd->scan_end_arg = cmd->chanlist_len;
-		err++;
-	}
-	if (cmd->stop_src == TRIG_COUNT) {
-		if (!cmd->stop_arg) {
-			cmd->stop_arg = 1;
-			err++;
-		}
-	} else {		/* TRIG_NONE */
-		if (cmd->stop_arg != 0) {
-			cmd->stop_arg = 0;
-			err++;
-		}
-	}
+	if (cmd->stop_src == TRIG_COUNT)
+		err |= cfc_check_trigger_arg_min(&cmd->stop_arg, 1);
+	else	/* TRIG_NONE */
+		err |= cfc_check_trigger_arg_is(&cmd->stop_arg, 0);
 
 	if (err)
 		return 3;
@@ -1257,26 +1233,25 @@ static const void *pci1710_find_boardinfo(struct comedi_device *dev,
 	return NULL;
 }
 
-static int pci1710_attach_pci(struct comedi_device *dev,
-			      struct pci_dev *pcidev)
+static int pci1710_auto_attach(struct comedi_device *dev,
+					 unsigned long context_unused)
 {
+	struct pci_dev *pcidev = comedi_to_pci_dev(dev);
 	const struct boardtype *this_board;
 	struct pci1710_private *devpriv;
 	struct comedi_subdevice *s;
 	int ret, subdev, n_subdevices;
 
-	comedi_set_hw_dev(dev, &pcidev->dev);
-
 	this_board = pci1710_find_boardinfo(dev, pcidev);
 	if (!this_board)
 		return -ENODEV;
 	dev->board_ptr = this_board;
 	dev->board_name = this_board->name;
 
-	ret = alloc_private(dev, sizeof(*devpriv));
-	if (ret < 0)
-		return ret;
-	devpriv = dev->private;
+	devpriv = kzalloc(sizeof(*devpriv), GFP_KERNEL);
+	if (!devpriv)
+		return -ENOMEM;
+	dev->private = devpriv;
 
 	ret = comedi_pci_enable(pcidev, dev->board_name);
 	if (ret)
@@ -1417,17 +1392,17 @@ static void pci1710_detach(struct comedi_device *dev)
 static struct comedi_driver adv_pci1710_driver = {
 	.driver_name	= "adv_pci1710",
 	.module		= THIS_MODULE,
-	.attach_pci	= pci1710_attach_pci,
+	.auto_attach	= pci1710_auto_attach,
 	.detach		= pci1710_detach,
 };
 
-static int __devinit adv_pci1710_pci_probe(struct pci_dev *dev,
+static int adv_pci1710_pci_probe(struct pci_dev *dev,
 					   const struct pci_device_id *ent)
 {
 	return comedi_pci_auto_config(dev, &adv_pci1710_driver);
 }
 
-static void __devexit adv_pci1710_pci_remove(struct pci_dev *dev)
+static void adv_pci1710_pci_remove(struct pci_dev *dev)
 {
 	comedi_pci_auto_unconfig(dev);
 }
@@ -1446,7 +1421,7 @@ static struct pci_driver adv_pci1710_pci_driver = {
 	.name		= "adv_pci1710",
 	.id_table	= adv_pci1710_pci_table,
 	.probe		= adv_pci1710_pci_probe,
-	.remove		= __devexit_p(adv_pci1710_pci_remove),
+	.remove		= adv_pci1710_pci_remove,
 };
 module_comedi_pci_driver(adv_pci1710_driver, adv_pci1710_pci_driver);