USB: fix codingstyle issues in drivers/usb/core/*.c
authorGreg Kroah-Hartman <gregkh@suse.de>
Wed, 30 Jan 2008 23:21:33 +0000 (15:21 -0800)
committerGreg Kroah-Hartman <gregkh@suse.de>
Fri, 1 Feb 2008 22:35:08 +0000 (14:35 -0800)
Fixes a number of coding style issues in the remaining .c files in
drivers/usb/core/

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/usb/core/buffer.c
drivers/usb/core/config.c
drivers/usb/core/driver.c
drivers/usb/core/sysfs.c
drivers/usb/core/urb.c
drivers/usb/core/usb.c

index acd9f00..cadb2dc 100644 (file)
@@ -57,8 +57,9 @@ int hcd_buffer_create(struct usb_hcd *hcd)
            !(hcd->driver->flags & HCD_LOCAL_MEM))
                return 0;
 
-       for (i = 0; i < HCD_BUFFER_POOLS; i++) { 
-               if (!(size = pool_max [i]))
+       for (i = 0; i < HCD_BUFFER_POOLS; i++) {
+               size = pool_max[i];
+               if (!size)
                        continue;
                snprintf(name, sizeof name, "buffer-%d", size);
                hcd->pool[i] = dma_pool_create(name, hcd->self.controller,
@@ -81,10 +82,10 @@ int hcd_buffer_create(struct usb_hcd *hcd)
  */
 void hcd_buffer_destroy(struct usb_hcd *hcd)
 {
-       int             i;
+       int i;
 
-       for (i = 0; i < HCD_BUFFER_POOLS; i++) { 
-               struct dma_pool         *pool = hcd->pool[i];
+       for (i = 0; i < HCD_BUFFER_POOLS; i++) {
+               struct dma_pool *pool = hcd->pool[i];
                if (pool) {
                        dma_pool_destroy(pool);
                        hcd->pool[i] = NULL;
index 1a8edce..a92122a 100644 (file)
@@ -238,7 +238,7 @@ static int usb_parse_interface(struct device *ddev, int cfgno,
 
        /* Allocate space for the right(?) number of endpoints */
        num_ep = num_ep_orig = alt->desc.bNumEndpoints;
-       alt->desc.bNumEndpoints = 0;            // Use as a counter
+       alt->desc.bNumEndpoints = 0;            /* Use as a counter */
        if (num_ep > USB_MAXENDPOINTS) {
                dev_warn(ddev, "too many endpoints for config %d interface %d "
                    "altsetting %d: %d, using maximum allowed: %d\n",
@@ -246,7 +246,8 @@ static int usb_parse_interface(struct device *ddev, int cfgno,
                num_ep = USB_MAXENDPOINTS;
        }
 
-       if (num_ep > 0) {       /* Can't allocate 0 bytes */
+       if (num_ep > 0) {
+               /* Can't allocate 0 bytes */
                len = sizeof(struct usb_host_endpoint) * num_ep;
                alt->endpoint = kzalloc(len, GFP_KERNEL);
                if (!alt->endpoint)
@@ -475,8 +476,9 @@ static int usb_parse_configuration(struct device *ddev, int cfgidx,
        return 0;
 }
 
-// hub-only!! ... and only exported for reset/reinit path.
-// otherwise used internally on disconnect/destroy path
+/* hub-only!! ... and only exported for reset/reinit path.
+ * otherwise used internally on disconnect/destroy path
+ */
 void usb_destroy_configuration(struct usb_device *dev)
 {
        int c, i;
@@ -498,7 +500,7 @@ void usb_destroy_configuration(struct usb_device *dev)
                kfree(cf->string);
                for (i = 0; i < cf->desc.bNumInterfaces; i++) {
                        if (cf->intf_cache[i])
-                               kref_put(&cf->intf_cache[i]->ref, 
+                               kref_put(&cf->intf_cache[i]->ref,
                                          usb_release_interface_cache);
                }
        }
@@ -525,7 +527,7 @@ int usb_get_configuration(struct usb_device *dev)
        unsigned int cfgno, length;
        unsigned char *buffer;
        unsigned char *bigbuffer;
-       struct usb_config_descriptor *desc;
+       struct usb_config_descriptor *desc;
 
        cfgno = 0;
        if (dev->authorized == 0)       /* Not really an error */
index 7e7f2c4..801b6f1 100644 (file)
@@ -202,10 +202,10 @@ static int usb_probe_interface(struct device *dev)
        intf = to_usb_interface(dev);
        udev = interface_to_usbdev(intf);
 
-       if (udev->authorized == 0) {
-               dev_err(&intf->dev, "Device is not authorized for usage\n");
-               return -ENODEV;
-       }
+       if (udev->authorized == 0) {
+               dev_err(&intf->dev, "Device is not authorized for usage\n");
+               return -ENODEV;
+       }
 
        id = usb_match_id(intf, driver->id_table);
        if (!id)
@@ -299,7 +299,7 @@ static int usb_unbind_interface(struct device *dev)
  * lock.
  */
 int usb_driver_claim_interface(struct usb_driver *driver,
-                               struct usb_interface *iface, voidpriv)
+                               struct usb_interface *iface, void *priv)
 {
        struct device *dev = &iface->dev;
        struct usb_device *udev = interface_to_usbdev(iface);
@@ -398,7 +398,7 @@ int usb_match_device(struct usb_device *dev, const struct usb_device_id *id)
                return 0;
 
        if ((id->match_flags & USB_DEVICE_ID_MATCH_DEV_SUBCLASS) &&
-           (id->bDeviceSubClass!= dev->descriptor.bDeviceSubClass))
+           (id->bDeviceSubClass != dev->descriptor.bDeviceSubClass))
                return 0;
 
        if ((id->match_flags & USB_DEVICE_ID_MATCH_DEV_PROTOCOL) &&
@@ -586,7 +586,7 @@ static int usb_uevent(struct device *dev, struct kobj_uevent_env *env)
        struct usb_device *usb_dev;
 
        /* driver is often null here; dev_dbg() would oops */
-       pr_debug ("usb %s: uevent\n", dev->bus_id);
+       pr_debug("usb %s: uevent\n", dev->bus_id);
 
        if (is_usb_device(dev))
                usb_dev = to_usb_device(dev);
@@ -596,11 +596,11 @@ static int usb_uevent(struct device *dev, struct kobj_uevent_env *env)
        }
 
        if (usb_dev->devnum < 0) {
-               pr_debug ("usb %s: already deleted?\n", dev->bus_id);
+               pr_debug("usb %s: already deleted?\n", dev->bus_id);
                return -ENODEV;
        }
        if (!usb_dev->bus) {
-               pr_debug ("usb %s: bus removed?\n", dev->bus_id);
+               pr_debug("usb %s: bus removed?\n", dev->bus_id);
                return -ENODEV;
        }
 
@@ -854,8 +854,10 @@ static int usb_suspend_interface(struct usb_interface *intf, pm_message_t msg)
                        dev_err(&intf->dev, "%s error %d\n",
                                        "suspend", status);
        } else {
-               // FIXME else if there's no suspend method, disconnect...
-               // Not possible if auto_pm is set...
+               /*
+                * FIXME else if there's no suspend method, disconnect...
+                * Not possible if auto_pm is set...
+                */
                dev_warn(&intf->dev, "no suspend for driver %s?\n",
                                driver->name);
                mark_quiesced(intf);
@@ -894,7 +896,7 @@ static int usb_resume_interface(struct usb_interface *intf, int reset_resume)
                                dev_err(&intf->dev, "%s error %d\n",
                                                "reset_resume", status);
                } else {
-                       // status = -EOPNOTSUPP;
+                       /* status = -EOPNOTSUPP; */
                        dev_warn(&intf->dev, "no %s for driver %s?\n",
                                        "reset_resume", driver->name);
                }
@@ -905,7 +907,7 @@ static int usb_resume_interface(struct usb_interface *intf, int reset_resume)
                                dev_err(&intf->dev, "%s error %d\n",
                                                "resume", status);
                } else {
-                       // status = -EOPNOTSUPP;
+                       /* status = -EOPNOTSUPP; */
                        dev_warn(&intf->dev, "no %s for driver %s?\n",
                                        "resume", driver->name);
                }
@@ -1175,7 +1177,7 @@ static int usb_resume_both(struct usb_device *udev)
                         * so if a root hub's controller is suspended
                         * then we're stuck. */
                        status = usb_resume_device(udev);
-               }
+               }
        } else {
 
                /* Needed for setting udev->dev.power.power_state.event,
index 021b1d3..a37ccbd 100644 (file)
@@ -72,7 +72,7 @@ set_bConfigurationValue(struct device *dev, struct device_attribute *attr,
        return (value < 0) ? value : count;
 }
 
-static DEVICE_ATTR(bConfigurationValue, S_IRUGO | S_IWUSR, 
+static DEVICE_ATTR(bConfigurationValue, S_IRUGO | S_IWUSR,
                show_bConfigurationValue, set_bConfigurationValue);
 
 /* String fields */
@@ -650,21 +650,21 @@ void usb_remove_sysfs_dev_files(struct usb_device *udev)
 /* Interface Accociation Descriptor fields */
 #define usb_intf_assoc_attr(field, format_string)                      \
 static ssize_t                                                         \
-show_iad_##field (struct device *dev, struct device_attribute *attr,   \
+show_iad_##field(struct device *dev, struct device_attribute *attr,    \
                char *buf)                                              \
 {                                                                      \
-       struct usb_interface *intf = to_usb_interface (dev);            \
+       struct usb_interface *intf = to_usb_interface(dev);             \
                                                                        \
-       return sprintf (buf, format_string,                             \
-                       intf->intf_assoc->field);               \
+       return sprintf(buf, format_string,                              \
+                       intf->intf_assoc->field);                       \
 }                                                                      \
 static DEVICE_ATTR(iad_##field, S_IRUGO, show_iad_##field, NULL);
 
-usb_intf_assoc_attr (bFirstInterface, "%02x\n")
-usb_intf_assoc_attr (bInterfaceCount, "%02d\n")
-usb_intf_assoc_attr (bFunctionClass, "%02x\n")
-usb_intf_assoc_attr (bFunctionSubClass, "%02x\n")
-usb_intf_assoc_attr (bFunctionProtocol, "%02x\n")
+usb_intf_assoc_attr(bFirstInterface, "%02x\n")
+usb_intf_assoc_attr(bInterfaceCount, "%02d\n")
+usb_intf_assoc_attr(bFunctionClass, "%02x\n")
+usb_intf_assoc_attr(bFunctionSubClass, "%02x\n")
+usb_intf_assoc_attr(bFunctionProtocol, "%02x\n")
 
 /* Interface fields */
 #define usb_intf_attr(field, format_string)                            \
index 0b54dc1..9d7e632 100644 (file)
@@ -103,7 +103,7 @@ EXPORT_SYMBOL_GPL(usb_free_urb);
  *
  * A pointer to the urb with the incremented reference counter is returned.
  */
-struct urb * usb_get_urb(struct urb *urb)
+struct urb *usb_get_urb(struct urb *urb)
 {
        if (urb)
                kref_get(&urb->kref);
@@ -176,7 +176,7 @@ EXPORT_SYMBOL_GPL(usb_unanchor_urb);
  * describing that request to the USB subsystem.  Request completion will
  * be indicated later, asynchronously, by calling the completion handler.
  * The three types of completion are success, error, and unlink
- * (a software-induced fault, also called "request cancellation").  
+ * (a software-induced fault, also called "request cancellation").
  *
  * URBs may be submitted in interrupt context.
  *
@@ -259,7 +259,7 @@ EXPORT_SYMBOL_GPL(usb_unanchor_urb);
  *       semaphores), or
  *   (c) current->state != TASK_RUNNING, this is the case only after
  *       you've changed it.
- * 
+ *
  * GFP_NOIO is used in the block io path and error handling of storage
  * devices.
  *
@@ -288,7 +288,8 @@ int usb_submit_urb(struct urb *urb, gfp_t mem_flags)
 
        if (!urb || urb->hcpriv || !urb->complete)
                return -EINVAL;
-       if (!(dev = urb->dev) || dev->state < USB_STATE_DEFAULT)
+       dev = urb->dev;
+       if ((!dev) || (dev->state < USB_STATE_DEFAULT))
                return -ENODEV;
 
        /* For now, get the endpoint from the pipe.  Eventually drivers
@@ -351,11 +352,11 @@ int usb_submit_urb(struct urb *urb, gfp_t mem_flags)
                        max *= mult;
                }
 
-               if (urb->number_of_packets <= 0)                    
+               if (urb->number_of_packets <= 0)
                        return -EINVAL;
                for (n = 0; n < urb->number_of_packets; n++) {
                        len = urb->iso_frame_desc[n].length;
-                       if (len < 0 || len > max) 
+                       if (len < 0 || len > max)
                                return -EMSGSIZE;
                        urb->iso_frame_desc[n].status = -EXDEV;
                        urb->iso_frame_desc[n].actual_length = 0;
@@ -420,7 +421,7 @@ int usb_submit_urb(struct urb *urb, gfp_t mem_flags)
                /* too big? */
                switch (dev->speed) {
                case USB_SPEED_HIGH:    /* units are microframes */
-                       // NOTE usb handles 2^15
+                       /* NOTE usb handles 2^15 */
                        if (urb->interval > (1024 * 8))
                                urb->interval = 1024 * 8;
                        max = 1024 * 8;
@@ -430,12 +431,12 @@ int usb_submit_urb(struct urb *urb, gfp_t mem_flags)
                        if (xfertype == USB_ENDPOINT_XFER_INT) {
                                if (urb->interval > 255)
                                        return -EINVAL;
-                               // NOTE ohci only handles up to 32
+                               /* NOTE ohci only handles up to 32 */
                                max = 128;
                        } else {
                                if (urb->interval > 1024)
                                        urb->interval = 1024;
-                               // NOTE usb and ohci handle up to 2^15
+                               /* NOTE usb and ohci handle up to 2^15 */
                                max = 1024;
                        }
                        break;
@@ -574,7 +575,8 @@ void usb_kill_anchored_urbs(struct usb_anchor *anchor)
 
        spin_lock_irq(&anchor->lock);
        while (!list_empty(&anchor->urb_list)) {
-               victim = list_entry(anchor->urb_list.prev, struct urb, anchor_list);
+               victim = list_entry(anchor->urb_list.prev, struct urb,
+                                   anchor_list);
                /* we must make sure the URB isn't freed before we kill it*/
                usb_get_urb(victim);
                spin_unlock_irq(&anchor->lock);
index 8c6319a..4e98406 100644 (file)
@@ -116,8 +116,9 @@ EXPORT_SYMBOL_GPL(usb_ifnum_to_if);
  * Don't call this function unless you are bound to the intf interface
  * or you have locked the device!
  */
-struct usb_host_interface *usb_altnum_to_altsetting(const struct usb_interface *intf,
-                                                   unsigned int altnum)
+struct usb_host_interface *usb_altnum_to_altsetting(
+                                       const struct usb_interface *intf,
+                                       unsigned int altnum)
 {
        int i;
 
@@ -134,7 +135,7 @@ struct find_interface_arg {
        struct usb_interface *interface;
 };
 
-static int __find_interface(struct device * dev, void * data)
+static int __find_interface(struct device *dev, void *data)
 {
        struct find_interface_arg *arg = data;
        struct usb_interface *intf;
@@ -156,7 +157,7 @@ static int __find_interface(struct device * dev, void * data)
  * @drv: the driver whose current configuration is considered
  * @minor: the minor number of the desired device
  *
- * This walks the driver device list and returns a pointer to the interface 
+ * This walks the driver device list and returns a pointer to the interface
  * with the matching minor.  Note, this only works for devices that share the
  * USB major number.
  */
@@ -272,8 +273,8 @@ static unsigned usb_bus_is_wusb(struct usb_bus *bus)
  *
  * This call may not be used in a non-sleeping context.
  */
-struct usb_device *
-usb_alloc_dev(struct usb_device *parent, struct usb_bus *bus, unsigned port1)
+struct usb_device *usb_alloc_dev(struct usb_device *parent,
+                                struct usb_bus *bus, unsigned port1)
 {
        struct usb_device *dev;
        struct usb_hcd *usb_hcd = container_of(bus, struct usb_hcd, self);
@@ -469,11 +470,11 @@ int usb_lock_device_for_reset(struct usb_device *udev,
                return -EHOSTUNREACH;
        if (iface) {
                switch (iface->condition) {
-                 case USB_INTERFACE_BINDING:
+               case USB_INTERFACE_BINDING:
                        return 0;
-                 case USB_INTERFACE_BOUND:
+               case USB_INTERFACE_BOUND:
                        break;
-                 default:
+               default:
                        return -EINTR;
                }
        }
@@ -548,10 +549,10 @@ struct usb_device *usb_find_device(u16 vendor_id, u16 product_id)
        struct list_head *buslist;
        struct usb_bus *bus;
        struct usb_device *dev = NULL;
-       
+
        mutex_lock(&usb_bus_list_lock);
        for (buslist = usb_bus_list.next;
-            buslist != &usb_bus_list; 
+            buslist != &usb_bus_list;
             buslist = buslist->next) {
                bus = container_of(buslist, struct usb_bus, bus_list);
                if (!bus->root_hub)
@@ -593,7 +594,7 @@ EXPORT_SYMBOL_GPL(usb_get_current_frame_number);
  */
 
 int __usb_get_extra_descriptor(char *buffer, unsigned size,
-       unsigned char type, void **ptr)
+                              unsigned char type, void **ptr)
 {
        struct usb_descriptor_header *header;
 
@@ -604,7 +605,7 @@ int __usb_get_extra_descriptor(char *buffer, unsigned size,
                        printk(KERN_ERR
                                "%s: bogus descriptor, type %d length %d\n",
                                usbcore_name,
-                               header->bDescriptorType, 
+                               header->bDescriptorType,
                                header->bLength);
                        return -1;
                }
@@ -643,12 +644,8 @@ EXPORT_SYMBOL_GPL(__usb_get_extra_descriptor);
  *
  * When the buffer is no longer used, free it with usb_buffer_free().
  */
-void *usb_buffer_alloc(
-       struct usb_device *dev,
-       size_t size,
-       gfp_t mem_flags,
-       dma_addr_t *dma
-)
+void *usb_buffer_alloc(struct usb_device *dev, size_t size, gfp_t mem_flags,
+                      dma_addr_t *dma)
 {
        if (!dev || !dev->bus)
                return NULL;
@@ -667,12 +664,8 @@ EXPORT_SYMBOL_GPL(usb_buffer_alloc);
  * been allocated using usb_buffer_alloc(), and the parameters must match
  * those provided in that allocation request.
  */
-void usb_buffer_free(
-       struct usb_device *dev,
-       size_t size,
-       void *addr,
-       dma_addr_t dma
-)
+void usb_buffer_free(struct usb_device *dev, size_t size, void *addr,
+                    dma_addr_t dma)
 {
        if (!dev || !dev->bus)
                return;
@@ -720,8 +713,8 @@ struct urb *usb_buffer_map(struct urb *urb)
                                        urb->setup_packet,
                                        sizeof(struct usb_ctrlrequest),
                                        DMA_TO_DEVICE);
-       // FIXME generic api broken like pci, can't report errors
-       // if (urb->transfer_dma == DMA_ADDR_INVALID) return 0;
+       /* FIXME generic api broken like pci, can't report errors */
+       /* if (urb->transfer_dma == DMA_ADDR_INVALID) return 0; */
        } else
                urb->transfer_dma = ~0;
        urb->transfer_flags |= (URB_NO_TRANSFER_DMA_MAP
@@ -843,7 +836,7 @@ int usb_buffer_map_sg(const struct usb_device *dev, int is_in,
                        || !controller->dma_mask)
                return -1;
 
-       // FIXME generic api broken like pci, can't report errors
+       /* FIXME generic api broken like pci, can't report errors */
        return dma_map_sg(controller, sg, nents,
                        is_in ? DMA_FROM_DEVICE : DMA_TO_DEVICE);
 }
@@ -937,7 +930,7 @@ static int __init usb_init(void)
        if (retval)
                goto out;
        retval = bus_register(&usb_bus_type);
-       if (retval) 
+       if (retval)
                goto bus_register_failed;
        retval = usb_host_init();
        if (retval)