[PATCH 3/8] staging: comedi: usbduxsigma: use module_comedi_usb_driver()

From: H Hartley Sweeten
Date: Wed Jun 20 2012 - 15:01:35 EST


Use the module_comedi_usb_driver helper macro to initialize this
module. Rename the driver structs to follow the pattern of the
other comedi driver types and add some whitespace to improve
readability.

Signed-off-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx>
Cc: Ian Abbott <abbotti@xxxxxxxxx>
Cc: Frank Mori Hess <fmhess@xxxxxxxxxxxxxxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/staging/comedi/drivers/usbduxsigma.c | 49 ++++++++--------------------
1 file changed, 14 insertions(+), 35 deletions(-)

diff --git a/drivers/staging/comedi/drivers/usbduxsigma.c b/drivers/staging/comedi/drivers/usbduxsigma.c
index 28f41e9..e430882 100644
--- a/drivers/staging/comedi/drivers/usbduxsigma.c
+++ b/drivers/staging/comedi/drivers/usbduxsigma.c
@@ -267,7 +267,7 @@ static struct usbduxsub usbduxsub[NUMUSBDUX];

static DEFINE_SEMAPHORE(start_stop_sem);

-static struct comedi_driver driver_usbduxsigma; /* see below for initializer */
+static struct comedi_driver usbduxsigma_driver; /* see below for initializer */

/*
* Stops the data acquision
@@ -2331,7 +2331,7 @@ static void usbdux_firmware_request_complete_handler(const struct firmware *fw,
"Could not upload firmware (err=%d)\n", ret);
goto out;
}
- comedi_usb_auto_config(uinterf, &driver_usbduxsigma);
+ comedi_usb_auto_config(uinterf, &usbduxsigma_driver);
out:
release_firmware(fw);
}
@@ -2828,12 +2828,12 @@ static void usbduxsigma_detach(struct comedi_device *dev)
}

/* main driver struct */
-static struct comedi_driver driver_usbduxsigma = {
- .driver_name = "usbduxsigma",
- .module = THIS_MODULE,
- .attach = usbduxsigma_attach,
- .detach = usbduxsigma_detach,
- .attach_usb = usbduxsigma_attach_usb,
+static struct comedi_driver usbduxsigma_driver = {
+ .driver_name = "usbduxsigma",
+ .module = THIS_MODULE,
+ .attach = usbduxsigma_attach,
+ .detach = usbduxsigma_detach,
+ .attach_usb = usbduxsigma_attach_usb,
};

/* Table with the USB-devices */
@@ -2847,34 +2847,13 @@ static const struct usb_device_id usbduxsigma_table[] = {
MODULE_DEVICE_TABLE(usb, usbduxsigma_table);

/* The usbduxsub-driver */
-static struct usb_driver usbduxsigma_driver = {
- .name = BOARDNAME,
- .probe = usbduxsigma_probe,
- .disconnect = usbduxsigma_disconnect,
- .id_table = usbduxsigma_table,
+static struct usb_driver usbduxsigma_usb_driver = {
+ .name = BOARDNAME,
+ .probe = usbduxsigma_probe,
+ .disconnect = usbduxsigma_disconnect,
+ .id_table = usbduxsigma_table,
};
-
-/* Can't use the nice macro as I have also to initialise the USB */
-/* subsystem: */
-/* registering the usb-system _and_ the comedi-driver */
-static int __init init_usbduxsigma(void)
-{
- printk(KERN_INFO KBUILD_MODNAME ": "
- DRIVER_VERSION ":" DRIVER_DESC "\n");
- usb_register(&usbduxsigma_driver);
- comedi_driver_register(&driver_usbduxsigma);
- return 0;
-}
-
-/* deregistering the comedi driver and the usb-subsystem */
-static void __exit exit_usbduxsigma(void)
-{
- comedi_driver_unregister(&driver_usbduxsigma);
- usb_deregister(&usbduxsigma_driver);
-}
-
-module_init(init_usbduxsigma);
-module_exit(exit_usbduxsigma);
+module_comedi_usb_driver(usbduxsigma_driver, usbduxsigma_usb_driver);

MODULE_AUTHOR(DRIVER_AUTHOR);
MODULE_DESCRIPTION(DRIVER_DESC);
--
1.7.11

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