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path: root/drivers/staging/comedi/drivers/pcmad.c
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Diffstat (limited to 'drivers/staging/comedi/drivers/pcmad.c')
-rw-r--r--drivers/staging/comedi/drivers/pcmad.c63
1 files changed, 21 insertions, 42 deletions
diff --git a/drivers/staging/comedi/drivers/pcmad.c b/drivers/staging/comedi/drivers/pcmad.c
index 23b3d777340c..1ec7d5cb346a 100644
--- a/drivers/staging/comedi/drivers/pcmad.c
+++ b/drivers/staging/comedi/drivers/pcmad.c
@@ -57,19 +57,8 @@ struct pcmad_board_struct {
const char *name;
int n_ai_bits;
};
-static const struct pcmad_board_struct pcmad_boards[] = {
- {
- .name = "pcmad12",
- .n_ai_bits = 12,
- },
- {
- .name = "pcmad16",
- .n_ai_bits = 16,
- },
-};
#define this_board ((const struct pcmad_board_struct *)(dev->board_ptr))
-#define n_pcmad_boards ARRAY_SIZE(pcmad_boards)
struct pcmad_priv_struct {
int differential;
@@ -77,31 +66,6 @@ struct pcmad_priv_struct {
};
#define devpriv ((struct pcmad_priv_struct *)dev->private)
-static int pcmad_attach(struct comedi_device *dev, struct comedi_devconfig *it);
-static int pcmad_detach(struct comedi_device *dev);
-static struct comedi_driver driver_pcmad = {
- .driver_name = "pcmad",
- .module = THIS_MODULE,
- .attach = pcmad_attach,
- .detach = pcmad_detach,
- .board_name = &pcmad_boards[0].name,
- .num_names = n_pcmad_boards,
- .offset = sizeof(pcmad_boards[0]),
-};
-
-static int __init driver_pcmad_init_module(void)
-{
- return comedi_driver_register(&driver_pcmad);
-}
-
-static void __exit driver_pcmad_cleanup_module(void)
-{
- comedi_driver_unregister(&driver_pcmad);
-}
-
-module_init(driver_pcmad_init_module);
-module_exit(driver_pcmad_cleanup_module);
-
#define TIMEOUT 100
static int pcmad_ai_insn_read(struct comedi_device *dev,
@@ -175,19 +139,34 @@ static int pcmad_attach(struct comedi_device *dev, struct comedi_devconfig *it)
return 0;
}
-static int pcmad_detach(struct comedi_device *dev)
+static void pcmad_detach(struct comedi_device *dev)
{
- printk(KERN_INFO "comedi%d: pcmad: remove\n", dev->minor);
-
if (dev->irq)
free_irq(dev->irq, dev);
-
if (dev->iobase)
release_region(dev->iobase, PCMAD_SIZE);
-
- return 0;
}
+static const struct pcmad_board_struct pcmad_boards[] = {
+ {
+ .name = "pcmad12",
+ .n_ai_bits = 12,
+ }, {
+ .name = "pcmad16",
+ .n_ai_bits = 16,
+ },
+};
+static struct comedi_driver pcmad_driver = {
+ .driver_name = "pcmad",
+ .module = THIS_MODULE,
+ .attach = pcmad_attach,
+ .detach = pcmad_detach,
+ .board_name = &pcmad_boards[0].name,
+ .num_names = ARRAY_SIZE(pcmad_boards),
+ .offset = sizeof(pcmad_boards[0]),
+};
+module_comedi_driver(pcmad_driver);
+
MODULE_AUTHOR("Comedi http://www.comedi.org");
MODULE_DESCRIPTION("Comedi low-level driver");
MODULE_LICENSE("GPL");