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Commit 9b6f0c4b authored by Valentina Manea's avatar Valentina Manea Committed by Greg Kroah-Hartman
Browse files

usbcore: rename struct dev_state to struct usb_dev_state 



Since it is needed outside usbcore and exposed in include/linux/usb.h,
it conflicts with enum dev_state in rt2x00 wireless driver.

Mark it as usb specific to avoid conflicts in the future.

Signed-off-by: default avatarValentina Manea <valentina.manea.m@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 04f7bb9d

drivers/staging/usbip/stub_dev.c

+2 −2
Original line number Diff line number Diff line
@@ -395,7 +395,7 @@ static int stub_probe(struct usb_device *udev) 
	 * (struct dev_state) as long as it is unique.

	 */

	rc = usb_hub_claim_port(udev->parent, udev->portnum,

			(struct dev_state *) udev);

			(struct usb_dev_state *) udev);

	if (rc) {

		dev_dbg(&udev->dev, "unable to claim port\n");

		return rc;
@@ -464,7 +464,7 @@ static void stub_disconnect(struct usb_device *udev) 


	/* release port */

	rc = usb_hub_release_port(udev->parent, udev->portnum,

				  (struct dev_state *) udev);

				  (struct usb_dev_state *) udev);

	if (rc) {

		dev_dbg(&udev->dev, "unable to release port\n");

		return;

drivers/usb/core/devio.c

+56 −56
Original line number Diff line number Diff line
@@ -62,7 +62,7 @@ 
/* Mutual exclusion for removal, open, and release */

DEFINE_MUTEX(usbfs_mutex);



struct dev_state {

struct usb_dev_state {

	struct list_head list;      /* state list */

	struct usb_device *dev;

	struct file *file;
@@ -81,7 +81,7 @@ struct dev_state { 


struct async {

	struct list_head asynclist;

	struct dev_state *ps;

	struct usb_dev_state *ps;

	struct pid *pid;

	const struct cred *cred;

	unsigned int signr;
@@ -151,7 +151,7 @@ static void usbfs_decrease_memory_usage(unsigned amount) 
	atomic_sub(amount, &usbfs_memory_usage);

}



static int connected(struct dev_state *ps)

static int connected(struct usb_dev_state *ps)

{

	return (!list_empty(&ps->list) &&

			ps->dev->state != USB_STATE_NOTATTACHED);
@@ -184,7 +184,7 @@ static loff_t usbdev_lseek(struct file *file, loff_t offset, int orig) 
static ssize_t usbdev_read(struct file *file, char __user *buf, size_t nbytes,

			   loff_t *ppos)

{

	struct dev_state *ps = file->private_data;

	struct usb_dev_state *ps = file->private_data;

	struct usb_device *dev = ps->dev;

	ssize_t ret = 0;

	unsigned len;
@@ -307,7 +307,7 @@ static void free_async(struct async *as) 


static void async_newpending(struct async *as)

{

	struct dev_state *ps = as->ps;

	struct usb_dev_state *ps = as->ps;

	unsigned long flags;



	spin_lock_irqsave(&ps->lock, flags);
@@ -317,7 +317,7 @@ static void async_newpending(struct async *as) 


static void async_removepending(struct async *as)

{

	struct dev_state *ps = as->ps;

	struct usb_dev_state *ps = as->ps;

	unsigned long flags;



	spin_lock_irqsave(&ps->lock, flags);
@@ -325,7 +325,7 @@ static void async_removepending(struct async *as) 
	spin_unlock_irqrestore(&ps->lock, flags);

}



static struct async *async_getcompleted(struct dev_state *ps)

static struct async *async_getcompleted(struct usb_dev_state *ps)

{

	unsigned long flags;

	struct async *as = NULL;
@@ -340,7 +340,7 @@ static struct async *async_getcompleted(struct dev_state *ps) 
	return as;

}



static struct async *async_getpending(struct dev_state *ps,

static struct async *async_getpending(struct usb_dev_state *ps,

					     void __user *userurb)

{

	struct async *as;
@@ -448,7 +448,7 @@ static int copy_urb_data_to_user(u8 __user *userbuffer, struct urb *urb) 
#define AS_CONTINUATION	1

#define AS_UNLINK	2



static void cancel_bulk_urbs(struct dev_state *ps, unsigned bulk_addr)

static void cancel_bulk_urbs(struct usb_dev_state *ps, unsigned bulk_addr)

__releases(ps->lock)

__acquires(ps->lock)

{
@@ -489,7 +489,7 @@ __acquires(ps->lock) 
static void async_completed(struct urb *urb)

{

	struct async *as = urb->context;

	struct dev_state *ps = as->ps;

	struct usb_dev_state *ps = as->ps;

	struct siginfo sinfo;

	struct pid *pid = NULL;

	u32 secid = 0;
@@ -529,7 +529,7 @@ static void async_completed(struct urb *urb) 
	wake_up(&ps->wait);

}



static void destroy_async(struct dev_state *ps, struct list_head *list)

static void destroy_async(struct usb_dev_state *ps, struct list_head *list)

{

	struct urb *urb;

	struct async *as;
@@ -551,7 +551,7 @@ static void destroy_async(struct dev_state *ps, struct list_head *list) 
	spin_unlock_irqrestore(&ps->lock, flags);

}



static void destroy_async_on_interface(struct dev_state *ps,

static void destroy_async_on_interface(struct usb_dev_state *ps,

				       unsigned int ifnum)

{

	struct list_head *p, *q, hitlist;
@@ -566,7 +566,7 @@ static void destroy_async_on_interface(struct dev_state *ps, 
	destroy_async(ps, &hitlist);

}



static void destroy_all_async(struct dev_state *ps)

static void destroy_all_async(struct usb_dev_state *ps)

{

	destroy_async(ps, &ps->async_pending);

}
@@ -585,7 +585,7 @@ static int driver_probe(struct usb_interface *intf, 


static void driver_disconnect(struct usb_interface *intf)

{

	struct dev_state *ps = usb_get_intfdata(intf);

	struct usb_dev_state *ps = usb_get_intfdata(intf);

	unsigned int ifnum = intf->altsetting->desc.bInterfaceNumber;



	if (!ps)
@@ -628,7 +628,7 @@ struct usb_driver usbfs_driver = { 
	.resume =	driver_resume,

};



static int claimintf(struct dev_state *ps, unsigned int ifnum)

static int claimintf(struct usb_dev_state *ps, unsigned int ifnum)

{

	struct usb_device *dev = ps->dev;

	struct usb_interface *intf;
@@ -650,7 +650,7 @@ static int claimintf(struct dev_state *ps, unsigned int ifnum) 
	return err;

}



static int releaseintf(struct dev_state *ps, unsigned int ifnum)

static int releaseintf(struct usb_dev_state *ps, unsigned int ifnum)

{

	struct usb_device *dev;

	struct usb_interface *intf;
@@ -670,7 +670,7 @@ static int releaseintf(struct dev_state *ps, unsigned int ifnum) 
	return err;

}



static int checkintf(struct dev_state *ps, unsigned int ifnum)

static int checkintf(struct usb_dev_state *ps, unsigned int ifnum)

{

	if (ps->dev->state != USB_STATE_CONFIGURED)

		return -EHOSTUNREACH;
@@ -710,7 +710,7 @@ static int findintfep(struct usb_device *dev, unsigned int ep) 
	return -ENOENT;

}



static int check_ctrlrecip(struct dev_state *ps, unsigned int requesttype,

static int check_ctrlrecip(struct usb_dev_state *ps, unsigned int requesttype,

			   unsigned int request, unsigned int index)

{

	int ret = 0;
@@ -791,11 +791,11 @@ static struct usb_device *usbdev_lookup_by_devt(dev_t devt) 
static int usbdev_open(struct inode *inode, struct file *file)

{

	struct usb_device *dev = NULL;

	struct dev_state *ps;

	struct usb_dev_state *ps;

	int ret;



	ret = -ENOMEM;

	ps = kmalloc(sizeof(struct dev_state), GFP_KERNEL);

	ps = kmalloc(sizeof(struct usb_dev_state), GFP_KERNEL);

	if (!ps)

		goto out_free_ps;
@@ -852,7 +852,7 @@ static int usbdev_open(struct inode *inode, struct file *file) 


static int usbdev_release(struct inode *inode, struct file *file)

{

	struct dev_state *ps = file->private_data;

	struct usb_dev_state *ps = file->private_data;

	struct usb_device *dev = ps->dev;

	unsigned int ifnum;

	struct async *as;
@@ -883,7 +883,7 @@ static int usbdev_release(struct inode *inode, struct file *file) 
	return 0;

}



static int proc_control(struct dev_state *ps, void __user *arg)

static int proc_control(struct usb_dev_state *ps, void __user *arg)

{

	struct usb_device *dev = ps->dev;

	struct usbdevfs_ctrltransfer ctrl;
@@ -970,7 +970,7 @@ static int proc_control(struct dev_state *ps, void __user *arg) 
	return ret;

}



static int proc_bulk(struct dev_state *ps, void __user *arg)

static int proc_bulk(struct usb_dev_state *ps, void __user *arg)

{

	struct usb_device *dev = ps->dev;

	struct usbdevfs_bulktransfer bulk;
@@ -1043,7 +1043,7 @@ static int proc_bulk(struct dev_state *ps, void __user *arg) 
	return ret;

}



static int proc_resetep(struct dev_state *ps, void __user *arg)

static int proc_resetep(struct usb_dev_state *ps, void __user *arg)

{

	unsigned int ep;

	int ret;
@@ -1060,7 +1060,7 @@ static int proc_resetep(struct dev_state *ps, void __user *arg) 
	return 0;

}



static int proc_clearhalt(struct dev_state *ps, void __user *arg)

static int proc_clearhalt(struct usb_dev_state *ps, void __user *arg)

{

	unsigned int ep;

	int pipe;
@@ -1082,7 +1082,7 @@ static int proc_clearhalt(struct dev_state *ps, void __user *arg) 
	return usb_clear_halt(ps->dev, pipe);

}



static int proc_getdriver(struct dev_state *ps, void __user *arg)

static int proc_getdriver(struct usb_dev_state *ps, void __user *arg)

{

	struct usbdevfs_getdriver gd;

	struct usb_interface *intf;
@@ -1101,7 +1101,7 @@ static int proc_getdriver(struct dev_state *ps, void __user *arg) 
	return ret;

}



static int proc_connectinfo(struct dev_state *ps, void __user *arg)

static int proc_connectinfo(struct usb_dev_state *ps, void __user *arg)

{

	struct usbdevfs_connectinfo ci = {

		.devnum = ps->dev->devnum,
@@ -1113,12 +1113,12 @@ static int proc_connectinfo(struct dev_state *ps, void __user *arg) 
	return 0;

}



static int proc_resetdevice(struct dev_state *ps)

static int proc_resetdevice(struct usb_dev_state *ps)

{

	return usb_reset_device(ps->dev);

}



static int proc_setintf(struct dev_state *ps, void __user *arg)

static int proc_setintf(struct usb_dev_state *ps, void __user *arg)

{

	struct usbdevfs_setinterface setintf;

	int ret;
@@ -1131,7 +1131,7 @@ static int proc_setintf(struct dev_state *ps, void __user *arg) 
			setintf.altsetting);

}



static int proc_setconfig(struct dev_state *ps, void __user *arg)

static int proc_setconfig(struct usb_dev_state *ps, void __user *arg)

{

	int u;

	int status = 0;
@@ -1179,7 +1179,7 @@ static int proc_setconfig(struct dev_state *ps, void __user *arg) 
	return status;

}



static int proc_do_submiturb(struct dev_state *ps, struct usbdevfs_urb *uurb,

static int proc_do_submiturb(struct usb_dev_state *ps, struct usbdevfs_urb *uurb,

			struct usbdevfs_iso_packet_desc __user *iso_frame_desc,

			void __user *arg)

{
@@ -1508,7 +1508,7 @@ static int proc_do_submiturb(struct dev_state *ps, struct usbdevfs_urb *uurb, 
	return ret;

}



static int proc_submiturb(struct dev_state *ps, void __user *arg)

static int proc_submiturb(struct usb_dev_state *ps, void __user *arg)

{

	struct usbdevfs_urb uurb;
@@ -1520,7 +1520,7 @@ static int proc_submiturb(struct dev_state *ps, void __user *arg) 
			arg);

}



static int proc_unlinkurb(struct dev_state *ps, void __user *arg)

static int proc_unlinkurb(struct usb_dev_state *ps, void __user *arg)

{

	struct urb *urb;

	struct async *as;
@@ -1580,7 +1580,7 @@ static int processcompl(struct async *as, void __user * __user *arg) 
	return -EFAULT;

}



static struct async *reap_as(struct dev_state *ps)

static struct async *reap_as(struct usb_dev_state *ps)

{

	DECLARE_WAITQUEUE(wait, current);

	struct async *as = NULL;
@@ -1603,7 +1603,7 @@ static struct async *reap_as(struct dev_state *ps) 
	return as;

}



static int proc_reapurb(struct dev_state *ps, void __user *arg)

static int proc_reapurb(struct usb_dev_state *ps, void __user *arg)

{

	struct async *as = reap_as(ps);

	if (as) {
@@ -1616,7 +1616,7 @@ static int proc_reapurb(struct dev_state *ps, void __user *arg) 
	return -EIO;

}



static int proc_reapurbnonblock(struct dev_state *ps, void __user *arg)

static int proc_reapurbnonblock(struct usb_dev_state *ps, void __user *arg)

{

	int retval;

	struct async *as;
@@ -1631,7 +1631,7 @@ static int proc_reapurbnonblock(struct dev_state *ps, void __user *arg) 
}



#ifdef CONFIG_COMPAT

static int proc_control_compat(struct dev_state *ps,

static int proc_control_compat(struct usb_dev_state *ps,

				struct usbdevfs_ctrltransfer32 __user *p32)

{

	struct usbdevfs_ctrltransfer __user *p;
@@ -1644,7 +1644,7 @@ static int proc_control_compat(struct dev_state *ps, 
	return proc_control(ps, p);

}



static int proc_bulk_compat(struct dev_state *ps,

static int proc_bulk_compat(struct usb_dev_state *ps,

			struct usbdevfs_bulktransfer32 __user *p32)

{

	struct usbdevfs_bulktransfer __user *p;
@@ -1661,7 +1661,7 @@ static int proc_bulk_compat(struct dev_state *ps, 


	return proc_bulk(ps, p);

}

static int proc_disconnectsignal_compat(struct dev_state *ps, void __user *arg)

static int proc_disconnectsignal_compat(struct usb_dev_state *ps, void __user *arg)

{

	struct usbdevfs_disconnectsignal32 ds;
@@ -1699,7 +1699,7 @@ static int get_urb32(struct usbdevfs_urb *kurb, 
	return 0;

}



static int proc_submiturb_compat(struct dev_state *ps, void __user *arg)

static int proc_submiturb_compat(struct usb_dev_state *ps, void __user *arg)

{

	struct usbdevfs_urb uurb;
@@ -1745,7 +1745,7 @@ static int processcompl_compat(struct async *as, void __user * __user *arg) 
	return 0;

}



static int proc_reapurb_compat(struct dev_state *ps, void __user *arg)

static int proc_reapurb_compat(struct usb_dev_state *ps, void __user *arg)

{

	struct async *as = reap_as(ps);

	if (as) {
@@ -1758,7 +1758,7 @@ static int proc_reapurb_compat(struct dev_state *ps, void __user *arg) 
	return -EIO;

}



static int proc_reapurbnonblock_compat(struct dev_state *ps, void __user *arg)

static int proc_reapurbnonblock_compat(struct usb_dev_state *ps, void __user *arg)

{

	int retval;

	struct async *as;
@@ -1775,7 +1775,7 @@ static int proc_reapurbnonblock_compat(struct dev_state *ps, void __user *arg) 


#endif



static int proc_disconnectsignal(struct dev_state *ps, void __user *arg)

static int proc_disconnectsignal(struct usb_dev_state *ps, void __user *arg)

{

	struct usbdevfs_disconnectsignal ds;
@@ -1786,7 +1786,7 @@ static int proc_disconnectsignal(struct dev_state *ps, void __user *arg) 
	return 0;

}



static int proc_claiminterface(struct dev_state *ps, void __user *arg)

static int proc_claiminterface(struct usb_dev_state *ps, void __user *arg)

{

	unsigned int ifnum;
@@ -1795,7 +1795,7 @@ static int proc_claiminterface(struct dev_state *ps, void __user *arg) 
	return claimintf(ps, ifnum);

}



static int proc_releaseinterface(struct dev_state *ps, void __user *arg)

static int proc_releaseinterface(struct usb_dev_state *ps, void __user *arg)

{

	unsigned int ifnum;

	int ret;
@@ -1808,7 +1808,7 @@ static int proc_releaseinterface(struct dev_state *ps, void __user *arg) 
	return 0;

}



static int proc_ioctl(struct dev_state *ps, struct usbdevfs_ioctl *ctl)

static int proc_ioctl(struct usb_dev_state *ps, struct usbdevfs_ioctl *ctl)

{

	int			size;

	void			*buf = NULL;
@@ -1884,7 +1884,7 @@ static int proc_ioctl(struct dev_state *ps, struct usbdevfs_ioctl *ctl) 
	return retval;

}



static int proc_ioctl_default(struct dev_state *ps, void __user *arg)

static int proc_ioctl_default(struct usb_dev_state *ps, void __user *arg)

{

	struct usbdevfs_ioctl	ctrl;
@@ -1894,7 +1894,7 @@ static int proc_ioctl_default(struct dev_state *ps, void __user *arg) 
}



#ifdef CONFIG_COMPAT

static int proc_ioctl_compat(struct dev_state *ps, compat_uptr_t arg)

static int proc_ioctl_compat(struct usb_dev_state *ps, compat_uptr_t arg)

{

	struct usbdevfs_ioctl32 __user *uioc;

	struct usbdevfs_ioctl ctrl;
@@ -1912,7 +1912,7 @@ static int proc_ioctl_compat(struct dev_state *ps, compat_uptr_t arg) 
}

#endif



static int proc_claim_port(struct dev_state *ps, void __user *arg)

static int proc_claim_port(struct usb_dev_state *ps, void __user *arg)

{

	unsigned portnum;

	int rc;
@@ -1926,7 +1926,7 @@ static int proc_claim_port(struct dev_state *ps, void __user *arg) 
	return rc;

}



static int proc_release_port(struct dev_state *ps, void __user *arg)

static int proc_release_port(struct usb_dev_state *ps, void __user *arg)

{

	unsigned portnum;
@@ -1935,7 +1935,7 @@ static int proc_release_port(struct dev_state *ps, void __user *arg) 
	return usb_hub_release_port(ps->dev, portnum, ps);

}



static int proc_get_capabilities(struct dev_state *ps, void __user *arg)

static int proc_get_capabilities(struct usb_dev_state *ps, void __user *arg)

{

	__u32 caps;
@@ -1951,7 +1951,7 @@ static int proc_get_capabilities(struct dev_state *ps, void __user *arg) 
	return 0;

}



static int proc_disconnect_claim(struct dev_state *ps, void __user *arg)

static int proc_disconnect_claim(struct usb_dev_state *ps, void __user *arg)

{

	struct usbdevfs_disconnect_claim dc;

	struct usb_interface *intf;
@@ -1991,7 +1991,7 @@ static int proc_disconnect_claim(struct dev_state *ps, void __user *arg) 
static long usbdev_do_ioctl(struct file *file, unsigned int cmd,

				void __user *p)

{

	struct dev_state *ps = file->private_data;

	struct usb_dev_state *ps = file->private_data;

	struct inode *inode = file_inode(file);

	struct usb_device *dev = ps->dev;

	int ret = -ENOTTY;
@@ -2192,7 +2192,7 @@ static long usbdev_compat_ioctl(struct file *file, unsigned int cmd, 
static unsigned int usbdev_poll(struct file *file,

				struct poll_table_struct *wait)

{

	struct dev_state *ps = file->private_data;

	struct usb_dev_state *ps = file->private_data;

	unsigned int mask = 0;



	poll_wait(file, &ps->wait, wait);
@@ -2218,11 +2218,11 @@ const struct file_operations usbdev_file_operations = { 


static void usbdev_remove(struct usb_device *udev)

{

	struct dev_state *ps;

	struct usb_dev_state *ps;

	struct siginfo sinfo;



	while (!list_empty(&udev->filelist)) {

		ps = list_entry(udev->filelist.next, struct dev_state, list);

		ps = list_entry(udev->filelist.next, struct usb_dev_state, list);

		destroy_all_async(ps);

		wake_up_all(&ps->wait);

		list_del_init(&ps->list);

drivers/usb/core/hub.c

+6 −6
Original line number Diff line number Diff line
@@ -1788,7 +1788,7 @@ hub_ioctl(struct usb_interface *intf, unsigned int code, void *user_data) 
 * to one of these "claimed" ports, the program will "own" the device.

 */

static int find_port_owner(struct usb_device *hdev, unsigned port1,

		struct dev_state ***ppowner)

		struct usb_dev_state ***ppowner)

{

	struct usb_hub *hub = usb_hub_to_struct_hub(hdev);
@@ -1806,10 +1806,10 @@ static int find_port_owner(struct usb_device *hdev, unsigned port1, 


/* In the following three functions, the caller must hold hdev's lock */

int usb_hub_claim_port(struct usb_device *hdev, unsigned port1,

		       struct dev_state *owner)

		       struct usb_dev_state *owner)

{

	int rc;

	struct dev_state **powner;

	struct usb_dev_state **powner;



	rc = find_port_owner(hdev, port1, &powner);

	if (rc)
@@ -1822,10 +1822,10 @@ int usb_hub_claim_port(struct usb_device *hdev, unsigned port1, 
EXPORT_SYMBOL_GPL(usb_hub_claim_port);



int usb_hub_release_port(struct usb_device *hdev, unsigned port1,

			 struct dev_state *owner)

			 struct usb_dev_state *owner)

{

	int rc;

	struct dev_state **powner;

	struct usb_dev_state **powner;



	rc = find_port_owner(hdev, port1, &powner);

	if (rc)
@@ -1837,7 +1837,7 @@ int usb_hub_release_port(struct usb_device *hdev, unsigned port1, 
}

EXPORT_SYMBOL_GPL(usb_hub_release_port);



void usb_hub_release_all_ports(struct usb_device *hdev, struct dev_state *owner)

void usb_hub_release_all_ports(struct usb_device *hdev, struct usb_dev_state *owner)

{

	struct usb_hub *hub = usb_hub_to_struct_hub(hdev);

	int n;

drivers/usb/core/hub.h

+1 −1
Original line number Diff line number Diff line
@@ -89,7 +89,7 @@ struct usb_hub { 
struct usb_port {

	struct usb_device *child;

	struct device dev;

	struct dev_state *port_owner;

	struct usb_dev_state *port_owner;

	enum usb_port_connect_type connect_type;

	u8 portnum;

	unsigned power_is_on:1;

drivers/usb/core/usb.h

+2 −2
Original line number Diff line number Diff line
@@ -2,7 +2,7 @@ 
#include <linux/acpi.h>



struct usb_hub_descriptor;

struct dev_state;

struct usb_dev_state;



/* Functions local to drivers/usb/core/ */
@@ -58,7 +58,7 @@ extern void usb_forced_unbind_intf(struct usb_interface *intf); 
extern void usb_rebind_intf(struct usb_interface *intf);



extern void usb_hub_release_all_ports(struct usb_device *hdev,

		struct dev_state *owner);

		struct usb_dev_state *owner);

extern bool usb_device_is_owned(struct usb_device *udev);



extern int  usb_hub_init(void);