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Date: Fri, 25 Jun 2010 20:25:37 +0200
From: Nicolas Kaiser <nikai@...ai.net>
To: Pete Zaitcev <zaitcev@...hat.com>
Cc: Greg Kroah-Hartman <gregkh@...e.de>, linux-usb@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: [PATCH] usb: usblp: fixed switch, brace, whitespace and spacing
coding style issues
Fixed switch, brace, whitespace and spacing coding style issues.
Signed-off-by: Nicolas Kaiser <nikai@...ai.net>
---
drivers/usb/class/usblp.c | 371 ++++++++++++++++++++++-----------------------
1 files changed, 185 insertions(+), 186 deletions(-)
diff --git a/drivers/usb/class/usblp.c b/drivers/usb/class/usblp.c
index 2250095..74759df 100644
--- a/drivers/usb/class/usblp.c
+++ b/drivers/usb/class/usblp.c
@@ -135,7 +135,7 @@ MFG:HEWLETT-PACKARD;MDL:DESKJET 970C;CMD:MLC,PCL,PML;CLASS:PRINTER;DESCRIPTION:H
* ->lock locks what interrupt accesses.
*/
struct usblp {
- struct usb_device *dev; /* USB device */
+ struct usb_device *dev; /* USB device */
struct mutex wmut;
struct mutex mut;
spinlock_t lock; /* locks rcomplete, wcomplete */
@@ -169,7 +169,8 @@ struct usblp {
};
#ifdef DEBUG
-static void usblp_dump(struct usblp *usblp) {
+static void usblp_dump(struct usblp *usblp)
+{
int p;
dbg("usblp=0x%p", usblp);
@@ -216,8 +217,8 @@ static const struct quirk_printer_struct quirk_printers[] = {
{ 0x03f0, 0x0304, USBLP_QUIRK_BIDIR }, /* HP DeskJet 810C/812C */
{ 0x03f0, 0x0404, USBLP_QUIRK_BIDIR }, /* HP DeskJet 830C */
{ 0x03f0, 0x0504, USBLP_QUIRK_BIDIR }, /* HP DeskJet 885C */
- { 0x03f0, 0x0604, USBLP_QUIRK_BIDIR }, /* HP DeskJet 840C */
- { 0x03f0, 0x0804, USBLP_QUIRK_BIDIR }, /* HP DeskJet 816C */
+ { 0x03f0, 0x0604, USBLP_QUIRK_BIDIR }, /* HP DeskJet 840C */
+ { 0x03f0, 0x0804, USBLP_QUIRK_BIDIR }, /* HP DeskJet 816C */
{ 0x03f0, 0x1104, USBLP_QUIRK_BIDIR }, /* HP Deskjet 959C */
{ 0x0409, 0xefbe, USBLP_QUIRK_BIDIR }, /* NEC Picty900 (HP OEM) */
{ 0x0409, 0xbef4, USBLP_QUIRK_BIDIR }, /* NEC Picty760 (HP OEM) */
@@ -254,9 +255,8 @@ static int usblp_ctrl_msg(struct usblp *usblp, int request, int type, int dir, i
/* High byte has the interface index.
Low byte has the alternate setting.
*/
- if ((request == USBLP_REQ_GET_ID) && (type == USB_TYPE_CLASS)) {
- index = (usblp->ifnum<<8)|usblp->protocol[usblp->current_protocol].alt_setting;
- }
+ if ((request == USBLP_REQ_GET_ID) && (type == USB_TYPE_CLASS))
+ index = (usblp->ifnum<<8)|usblp->protocol[usblp->current_protocol].alt_setting;
retval = usb_control_msg(usblp->dev,
dir ? usb_rcvctrlpipe(usblp->dev, 0) : usb_sndctrlpipe(usblp->dev, 0),
@@ -372,7 +372,7 @@ static int usblp_check_status(struct usblp *usblp, int err)
return newerr;
}
-static int handle_bidir (struct usblp *usblp)
+static int handle_bidir(struct usblp *usblp)
{
if (usblp->bidir && usblp->used) {
if (usblp_submit_read(usblp) < 0)
@@ -395,14 +395,13 @@ static int usblp_open(struct inode *inode, struct file *file)
if (minor < 0)
return -ENODEV;
- mutex_lock (&usblp_mutex);
+ mutex_lock(&usblp_mutex);
retval = -ENODEV;
intf = usb_find_interface(&usblp_driver, minor);
- if (!intf) {
+ if (!intf)
goto out;
- }
- usblp = usb_get_intfdata (intf);
+ usblp = usb_get_intfdata(intf);
if (!usblp || !usblp->dev || !usblp->present)
goto out;
@@ -433,18 +432,18 @@ static int usblp_open(struct inode *inode, struct file *file)
retval = -EIO;
}
out:
- mutex_unlock (&usblp_mutex);
+ mutex_unlock(&usblp_mutex);
return retval;
}
-static void usblp_cleanup (struct usblp *usblp)
+static void usblp_cleanup(struct usblp *usblp)
{
printk(KERN_INFO "usblp%d: removed\n", usblp->minor);
kfree(usblp->readbuf);
- kfree (usblp->device_id_string);
- kfree (usblp->statusbuf);
- kfree (usblp);
+ kfree(usblp->device_id_string);
+ kfree(usblp->statusbuf);
+ kfree(usblp);
}
static void usblp_unlink_urbs(struct usblp *usblp)
@@ -458,14 +457,14 @@ static int usblp_release(struct inode *inode, struct file *file)
usblp->flags &= ~LP_ABORT;
- mutex_lock (&usblp_mutex);
+ mutex_lock(&usblp_mutex);
usblp->used = 0;
if (usblp->present) {
usblp_unlink_urbs(usblp);
usb_autopm_put_interface(usblp->intf);
- } else /* finish cleanup from disconnect */
- usblp_cleanup (usblp);
- mutex_unlock (&usblp_mutex);
+ } else /* finish cleanup from disconnect */
+ usblp_cleanup(usblp);
+ mutex_unlock(&usblp_mutex);
return 0;
}
@@ -495,190 +494,190 @@ static long usblp_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
int twoints[2];
int retval = 0;
- mutex_lock (&usblp->mut);
+ mutex_lock(&usblp->mut);
if (!usblp->present) {
retval = -ENODEV;
goto done;
}
dbg("usblp_ioctl: cmd=0x%x (%c nr=%d len=%d dir=%d)", cmd, _IOC_TYPE(cmd),
- _IOC_NR(cmd), _IOC_SIZE(cmd), _IOC_DIR(cmd) );
+ _IOC_NR(cmd), _IOC_SIZE(cmd), _IOC_DIR(cmd));
if (_IOC_TYPE(cmd) == 'P') /* new-style ioctl number */
switch (_IOC_NR(cmd)) {
- case IOCNR_GET_DEVICE_ID: /* get the DEVICE_ID string */
- if (_IOC_DIR(cmd) != _IOC_READ) {
- retval = -EINVAL;
- goto done;
- }
+ case IOCNR_GET_DEVICE_ID: /* get the DEVICE_ID string */
+ if (_IOC_DIR(cmd) != _IOC_READ) {
+ retval = -EINVAL;
+ goto done;
+ }
- length = usblp_cache_device_id_string(usblp);
- if (length < 0) {
- retval = length;
- goto done;
- }
- if (length > _IOC_SIZE(cmd))
- length = _IOC_SIZE(cmd); /* truncate */
-
- if (copy_to_user((void __user *) arg,
- usblp->device_id_string,
- (unsigned long) length)) {
- retval = -EFAULT;
- goto done;
- }
+ length = usblp_cache_device_id_string(usblp);
+ if (length < 0) {
+ retval = length;
+ goto done;
+ }
+ if (length > _IOC_SIZE(cmd))
+ length = _IOC_SIZE(cmd); /* truncate */
+
+ if (copy_to_user((void __user *) arg,
+ usblp->device_id_string,
+ (unsigned long) length)) {
+ retval = -EFAULT;
+ goto done;
+ }
- break;
+ break;
- case IOCNR_GET_PROTOCOLS:
- if (_IOC_DIR(cmd) != _IOC_READ ||
- _IOC_SIZE(cmd) < sizeof(twoints)) {
- retval = -EINVAL;
- goto done;
- }
+ case IOCNR_GET_PROTOCOLS:
+ if (_IOC_DIR(cmd) != _IOC_READ ||
+ _IOC_SIZE(cmd) < sizeof(twoints)) {
+ retval = -EINVAL;
+ goto done;
+ }
- twoints[0] = usblp->current_protocol;
- twoints[1] = 0;
- for (i = USBLP_FIRST_PROTOCOL;
- i <= USBLP_LAST_PROTOCOL; i++) {
- if (usblp->protocol[i].alt_setting >= 0)
- twoints[1] |= (1<<i);
- }
+ twoints[0] = usblp->current_protocol;
+ twoints[1] = 0;
+ for (i = USBLP_FIRST_PROTOCOL;
+ i <= USBLP_LAST_PROTOCOL; i++) {
+ if (usblp->protocol[i].alt_setting >= 0)
+ twoints[1] |= (1<<i);
+ }
- if (copy_to_user((void __user *)arg,
- (unsigned char *)twoints,
- sizeof(twoints))) {
- retval = -EFAULT;
- goto done;
- }
+ if (copy_to_user((void __user *)arg,
+ (unsigned char *)twoints,
+ sizeof(twoints))) {
+ retval = -EFAULT;
+ goto done;
+ }
- break;
+ break;
- case IOCNR_SET_PROTOCOL:
- if (_IOC_DIR(cmd) != _IOC_WRITE) {
- retval = -EINVAL;
- goto done;
- }
+ case IOCNR_SET_PROTOCOL:
+ if (_IOC_DIR(cmd) != _IOC_WRITE) {
+ retval = -EINVAL;
+ goto done;
+ }
#ifdef DEBUG
- if (arg == -10) {
- usblp_dump(usblp);
- break;
- }
+ if (arg == -10) {
+ usblp_dump(usblp);
+ break;
+ }
#endif
- usblp_unlink_urbs(usblp);
- retval = usblp_set_protocol(usblp, arg);
- if (retval < 0) {
- usblp_set_protocol(usblp,
- usblp->current_protocol);
- }
- break;
+ usblp_unlink_urbs(usblp);
+ retval = usblp_set_protocol(usblp, arg);
+ if (retval < 0) {
+ usblp_set_protocol(usblp,
+ usblp->current_protocol);
+ }
+ break;
- case IOCNR_HP_SET_CHANNEL:
- if (_IOC_DIR(cmd) != _IOC_WRITE ||
- le16_to_cpu(usblp->dev->descriptor.idVendor) != 0x03F0 ||
- usblp->quirks & USBLP_QUIRK_BIDIR) {
- retval = -EINVAL;
- goto done;
- }
+ case IOCNR_HP_SET_CHANNEL:
+ if (_IOC_DIR(cmd) != _IOC_WRITE ||
+ le16_to_cpu(usblp->dev->descriptor.idVendor) != 0x03F0 ||
+ usblp->quirks & USBLP_QUIRK_BIDIR) {
+ retval = -EINVAL;
+ goto done;
+ }
- err = usblp_hp_channel_change_request(usblp,
- arg, &newChannel);
- if (err < 0) {
- dev_err(&usblp->dev->dev,
- "usblp%d: error = %d setting "
- "HP channel\n",
- usblp->minor, err);
- retval = -EIO;
- goto done;
- }
+ err = usblp_hp_channel_change_request(usblp,
+ arg, &newChannel);
+ if (err < 0) {
+ dev_err(&usblp->dev->dev,
+ "usblp%d: error = %d setting "
+ "HP channel\n",
+ usblp->minor, err);
+ retval = -EIO;
+ goto done;
+ }
- dbg("usblp%d requested/got HP channel %ld/%d",
- usblp->minor, arg, newChannel);
- break;
+ dbg("usblp%d requested/got HP channel %ld/%d",
+ usblp->minor, arg, newChannel);
+ break;
- case IOCNR_GET_BUS_ADDRESS:
- if (_IOC_DIR(cmd) != _IOC_READ ||
- _IOC_SIZE(cmd) < sizeof(twoints)) {
- retval = -EINVAL;
- goto done;
- }
+ case IOCNR_GET_BUS_ADDRESS:
+ if (_IOC_DIR(cmd) != _IOC_READ ||
+ _IOC_SIZE(cmd) < sizeof(twoints)) {
+ retval = -EINVAL;
+ goto done;
+ }
- twoints[0] = usblp->dev->bus->busnum;
- twoints[1] = usblp->dev->devnum;
- if (copy_to_user((void __user *)arg,
- (unsigned char *)twoints,
- sizeof(twoints))) {
- retval = -EFAULT;
- goto done;
- }
+ twoints[0] = usblp->dev->bus->busnum;
+ twoints[1] = usblp->dev->devnum;
+ if (copy_to_user((void __user *)arg,
+ (unsigned char *)twoints,
+ sizeof(twoints))) {
+ retval = -EFAULT;
+ goto done;
+ }
- dbg("usblp%d is bus=%d, device=%d",
- usblp->minor, twoints[0], twoints[1]);
- break;
+ dbg("usblp%d is bus=%d, device=%d",
+ usblp->minor, twoints[0], twoints[1]);
+ break;
- case IOCNR_GET_VID_PID:
- if (_IOC_DIR(cmd) != _IOC_READ ||
- _IOC_SIZE(cmd) < sizeof(twoints)) {
- retval = -EINVAL;
- goto done;
- }
+ case IOCNR_GET_VID_PID:
+ if (_IOC_DIR(cmd) != _IOC_READ ||
+ _IOC_SIZE(cmd) < sizeof(twoints)) {
+ retval = -EINVAL;
+ goto done;
+ }
- twoints[0] = le16_to_cpu(usblp->dev->descriptor.idVendor);
- twoints[1] = le16_to_cpu(usblp->dev->descriptor.idProduct);
- if (copy_to_user((void __user *)arg,
- (unsigned char *)twoints,
- sizeof(twoints))) {
- retval = -EFAULT;
- goto done;
- }
+ twoints[0] = le16_to_cpu(usblp->dev->descriptor.idVendor);
+ twoints[1] = le16_to_cpu(usblp->dev->descriptor.idProduct);
+ if (copy_to_user((void __user *)arg,
+ (unsigned char *)twoints,
+ sizeof(twoints))) {
+ retval = -EFAULT;
+ goto done;
+ }
- dbg("usblp%d is VID=0x%4.4X, PID=0x%4.4X",
- usblp->minor, twoints[0], twoints[1]);
- break;
+ dbg("usblp%d is VID=0x%4.4X, PID=0x%4.4X",
+ usblp->minor, twoints[0], twoints[1]);
+ break;
- case IOCNR_SOFT_RESET:
- if (_IOC_DIR(cmd) != _IOC_NONE) {
- retval = -EINVAL;
- goto done;
- }
- retval = usblp_reset(usblp);
- break;
- default:
- retval = -ENOTTY;
+ case IOCNR_SOFT_RESET:
+ if (_IOC_DIR(cmd) != _IOC_NONE) {
+ retval = -EINVAL;
+ goto done;
+ }
+ retval = usblp_reset(usblp);
+ break;
+ default:
+ retval = -ENOTTY;
}
else /* old-style ioctl value */
switch (cmd) {
- case LPGETSTATUS:
- if ((retval = usblp_read_status(usblp, usblp->statusbuf))) {
- if (printk_ratelimit())
- printk(KERN_ERR "usblp%d:"
- "failed reading printer status (%d)\n",
- usblp->minor, retval);
- retval = -EIO;
- goto done;
- }
- status = *usblp->statusbuf;
- if (copy_to_user ((void __user *)arg, &status, sizeof(int)))
- retval = -EFAULT;
- break;
+ case LPGETSTATUS:
+ if ((retval = usblp_read_status(usblp, usblp->statusbuf))) {
+ if (printk_ratelimit())
+ printk(KERN_ERR "usblp%d:"
+ "failed reading printer status (%d)\n",
+ usblp->minor, retval);
+ retval = -EIO;
+ goto done;
+ }
+ status = *usblp->statusbuf;
+ if (copy_to_user((void __user *)arg, &status, sizeof(int)))
+ retval = -EFAULT;
+ break;
- case LPABORT:
- if (arg)
- usblp->flags |= LP_ABORT;
- else
- usblp->flags &= ~LP_ABORT;
- break;
+ case LPABORT:
+ if (arg)
+ usblp->flags |= LP_ABORT;
+ else
+ usblp->flags &= ~LP_ABORT;
+ break;
- default:
- retval = -ENOTTY;
+ default:
+ retval = -ENOTTY;
}
done:
- mutex_unlock (&usblp->mut);
+ mutex_unlock(&usblp->mut);
return retval;
}
@@ -840,7 +839,7 @@ static ssize_t usblp_read(struct file *file, char __user *buffer, size_t len, lo
}
done:
- mutex_unlock (&usblp->mut);
+ mutex_unlock(&usblp->mut);
return count;
}
@@ -1023,7 +1022,7 @@ raise_urb:
* while you are sending print data, and you don't try to query the
* printer status every couple of milliseconds, you will probably be OK.
*/
-static unsigned int usblp_quirks (__u16 vendor, __u16 product)
+static unsigned int usblp_quirks(__u16 vendor, __u16 product)
{
int i;
@@ -1031,7 +1030,7 @@ static unsigned int usblp_quirks (__u16 vendor, __u16 product)
if (vendor == quirk_printers[i].vendorId &&
product == quirk_printers[i].productId)
return quirk_printers[i].quirks;
- }
+ }
return 0;
}
@@ -1061,7 +1060,7 @@ static struct usb_class_driver usblp_class = {
static ssize_t usblp_show_ieee1284_id(struct device *dev, struct device_attribute *attr, char *buf)
{
struct usb_interface *intf = to_usb_interface(dev);
- struct usblp *usblp = usb_get_intfdata (intf);
+ struct usblp *usblp = usb_get_intfdata(intf);
if (usblp->device_id_string[0] == 0 &&
usblp->device_id_string[1] == 0)
@@ -1075,7 +1074,7 @@ static DEVICE_ATTR(ieee1284_id, S_IRUGO, usblp_show_ieee1284_id, NULL);
static int usblp_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
- struct usb_device *dev = interface_to_usbdev (intf);
+ struct usb_device *dev = interface_to_usbdev(intf);
struct usblp *usblp;
int protocol;
int retval;
@@ -1089,7 +1088,7 @@ static int usblp_probe(struct usb_interface *intf,
}
usblp->dev = dev;
mutex_init(&usblp->wmut);
- mutex_init (&usblp->mut);
+ mutex_init(&usblp->mut);
spin_lock_init(&usblp->lock);
init_waitqueue_head(&usblp->rwait);
init_waitqueue_head(&usblp->wwait);
@@ -1153,7 +1152,7 @@ static int usblp_probe(struct usb_interface *intf,
usblp_check_status(usblp, 0);
#endif
- usb_set_intfdata (intf, usblp);
+ usb_set_intfdata(intf, usblp);
usblp->present = 1;
@@ -1177,7 +1176,7 @@ static int usblp_probe(struct usb_interface *intf,
return 0;
abort_intfdata:
- usb_set_intfdata (intf, NULL);
+ usb_set_intfdata(intf, NULL);
device_remove_file(&intf->dev, &dev_attr_ieee1284_id);
abort:
kfree(usblp->readbuf);
@@ -1340,35 +1339,35 @@ static int usblp_cache_device_id_string(struct usblp *usblp)
static void usblp_disconnect(struct usb_interface *intf)
{
- struct usblp *usblp = usb_get_intfdata (intf);
+ struct usblp *usblp = usb_get_intfdata(intf);
usb_deregister_dev(intf, &usblp_class);
if (!usblp || !usblp->dev) {
dev_err(&intf->dev, "bogus disconnect\n");
- BUG ();
+ BUG();
}
device_remove_file(&intf->dev, &dev_attr_ieee1284_id);
- mutex_lock (&usblp_mutex);
- mutex_lock (&usblp->mut);
+ mutex_lock(&usblp_mutex);
+ mutex_lock(&usblp->mut);
usblp->present = 0;
wake_up(&usblp->wwait);
wake_up(&usblp->rwait);
- usb_set_intfdata (intf, NULL);
+ usb_set_intfdata(intf, NULL);
usblp_unlink_urbs(usblp);
- mutex_unlock (&usblp->mut);
+ mutex_unlock(&usblp->mut);
if (!usblp->used)
- usblp_cleanup (usblp);
- mutex_unlock (&usblp_mutex);
+ usblp_cleanup(usblp);
+ mutex_unlock(&usblp_mutex);
}
static int usblp_suspend(struct usb_interface *intf, pm_message_t message)
{
- struct usblp *usblp = usb_get_intfdata (intf);
+ struct usblp *usblp = usb_get_intfdata(intf);
usblp_unlink_urbs(usblp);
#if 0 /* XXX Do we want this? What if someone is reading, should we fail? */
@@ -1382,10 +1381,10 @@ static int usblp_suspend(struct usb_interface *intf, pm_message_t message)
static int usblp_resume(struct usb_interface *intf)
{
- struct usblp *usblp = usb_get_intfdata (intf);
+ struct usblp *usblp = usb_get_intfdata(intf);
int r;
- r = handle_bidir (usblp);
+ r = handle_bidir(usblp);
return r;
}
@@ -1401,7 +1400,7 @@ static const struct usb_device_id usblp_ids[] = {
{ } /* Terminating entry */
};
-MODULE_DEVICE_TABLE (usb, usblp_ids);
+MODULE_DEVICE_TABLE(usb, usblp_ids);
static struct usb_driver usblp_driver = {
.name = "usblp",
@@ -1426,8 +1425,8 @@ static void __exit usblp_exit(void)
module_init(usblp_init);
module_exit(usblp_exit);
-MODULE_AUTHOR( DRIVER_AUTHOR );
-MODULE_DESCRIPTION( DRIVER_DESC );
+MODULE_AUTHOR(DRIVER_AUTHOR);
+MODULE_DESCRIPTION(DRIVER_DESC);
module_param(proto_bias, int, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(proto_bias, "Favourite protocol number");
MODULE_LICENSE("GPL");
--
1.7.1
--
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