提交 2c044a48 编写于 作者: G Greg Kroah-Hartman

USB: fix codingstyle issues in drivers/usb/core/*.c

Fixes a number of coding style issues in the remaining .c files in
drivers/usb/core/
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>
上级 3e35bf39
......@@ -58,7 +58,8 @@ int hcd_buffer_create(struct usb_hcd *hcd)
return 0;
for (i = 0; i < HCD_BUFFER_POOLS; i++) {
if (!(size = pool_max [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,
......
......@@ -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;
......
......@@ -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, void* priv)
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);
}
......
......@@ -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, \
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) \
......
......@@ -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);
......@@ -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
......@@ -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);
......
......@@ -116,7 +116,8 @@ 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,
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;
......@@ -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);
......@@ -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);
}
......
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