diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-03-20 11:16:20 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-03-20 11:16:20 -0700 |
commit | 4a52246302f01596f0edf7b4a3e6425e23479192 (patch) | |
tree | f384d86722d3ccfc875e3e5e8d8726e993a922ee /drivers/usb | |
parent | 9f9d2760da8c7f94fae119fac3e13d5a1702f8f0 (diff) | |
parent | adc80ae60eae24a43a357bf5b30fb496f34aa605 (diff) |
Merge tag 'driver-core-3.3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core
Pull driver core patches for 3.4-rc1 from Greg KH:
"Here's the big driver core merge for 3.4-rc1.
Lots of various things here, sysfs fixes/tweaks (with the nlink
breakage reverted), dynamic debugging updates, w1 drivers, hyperv
driver updates, and a variety of other bits and pieces, full
information in the shortlog."
* tag 'driver-core-3.3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: (78 commits)
Tools: hv: Support enumeration from all the pools
Tools: hv: Fully support the new KVP verbs in the user level daemon
Drivers: hv: Support the newly introduced KVP messages in the driver
Drivers: hv: Add new message types to enhance KVP
regulator: Support driver probe deferral
Revert "sysfs: Kill nlink counting."
uevent: send events in correct order according to seqnum (v3)
driver core: minor comment formatting cleanups
driver core: move the deferred probe pointer into the private area
drivercore: Add driver probe deferral mechanism
DS2781 Maxim Stand-Alone Fuel Gauge battery and w1 slave drivers
w1_bq27000: Only one thread can access the bq27000 at a time.
w1_bq27000 - remove w1_bq27000_write
w1_bq27000: remove unnecessary NULL test.
sysfs: Fix memory leak in sysfs_sd_setsecdata().
intel_idle: Revert change of auto_demotion_disable_flags for Nehalem
w1: Fix w1_bq27000
driver-core: documentation: fix up Greg's email address
powernow-k6: Really enable auto-loading
powernow-k7: Fix CPU family number
...
Diffstat (limited to 'drivers/usb')
-rw-r--r-- | drivers/usb/core/driver.c | 66 | ||||
-rw-r--r-- | drivers/usb/dwc3/dwc3-pci.c | 12 |
2 files changed, 22 insertions, 56 deletions
diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c index d40ff9568813..4fee024ecc9b 100644 --- a/drivers/usb/core/driver.c +++ b/drivers/usb/core/driver.c @@ -71,10 +71,7 @@ ssize_t usb_store_new_id(struct usb_dynids *dynids, list_add_tail(&dynid->node, &dynids->list); spin_unlock(&dynids->lock); - if (get_driver(driver)) { - retval = driver_attach(driver); - put_driver(driver); - } + retval = driver_attach(driver); if (retval) return retval; @@ -132,43 +129,39 @@ store_remove_id(struct device_driver *driver, const char *buf, size_t count) } static DRIVER_ATTR(remove_id, S_IWUSR, NULL, store_remove_id); -static int usb_create_newid_file(struct usb_driver *usb_drv) +static int usb_create_newid_files(struct usb_driver *usb_drv) { int error = 0; if (usb_drv->no_dynamic_id) goto exit; - if (usb_drv->probe != NULL) + if (usb_drv->probe != NULL) { error = driver_create_file(&usb_drv->drvwrap.driver, &driver_attr_new_id); + if (error == 0) { + error = driver_create_file(&usb_drv->drvwrap.driver, + &driver_attr_remove_id); + if (error) + driver_remove_file(&usb_drv->drvwrap.driver, + &driver_attr_new_id); + } + } exit: return error; } -static void usb_remove_newid_file(struct usb_driver *usb_drv) +static void usb_remove_newid_files(struct usb_driver *usb_drv) { if (usb_drv->no_dynamic_id) return; - if (usb_drv->probe != NULL) + if (usb_drv->probe != NULL) { driver_remove_file(&usb_drv->drvwrap.driver, - &driver_attr_new_id); -} - -static int -usb_create_removeid_file(struct usb_driver *drv) -{ - int error = 0; - if (drv->probe != NULL) - error = driver_create_file(&drv->drvwrap.driver, &driver_attr_remove_id); - return error; -} - -static void usb_remove_removeid_file(struct usb_driver *drv) -{ - driver_remove_file(&drv->drvwrap.driver, &driver_attr_remove_id); + driver_remove_file(&usb_drv->drvwrap.driver, + &driver_attr_new_id); + } } static void usb_free_dynids(struct usb_driver *usb_drv) @@ -183,22 +176,12 @@ static void usb_free_dynids(struct usb_driver *usb_drv) spin_unlock(&usb_drv->dynids.lock); } #else -static inline int usb_create_newid_file(struct usb_driver *usb_drv) +static inline int usb_create_newid_files(struct usb_driver *usb_drv) { return 0; } -static void usb_remove_newid_file(struct usb_driver *usb_drv) -{ -} - -static int -usb_create_removeid_file(struct usb_driver *drv) -{ - return 0; -} - -static void usb_remove_removeid_file(struct usb_driver *drv) +static void usb_remove_newid_files(struct usb_driver *usb_drv) { } @@ -875,22 +858,16 @@ int usb_register_driver(struct usb_driver *new_driver, struct module *owner, usbfs_update_special(); - retval = usb_create_newid_file(new_driver); + retval = usb_create_newid_files(new_driver); if (retval) goto out_newid; - retval = usb_create_removeid_file(new_driver); - if (retval) - goto out_removeid; - pr_info("%s: registered new interface driver %s\n", usbcore_name, new_driver->name); out: return retval; -out_removeid: - usb_remove_newid_file(new_driver); out_newid: driver_unregister(&new_driver->drvwrap.driver); @@ -917,10 +894,9 @@ void usb_deregister(struct usb_driver *driver) pr_info("%s: deregistering interface driver %s\n", usbcore_name, driver->name); - usb_remove_removeid_file(driver); - usb_remove_newid_file(driver); - usb_free_dynids(driver); + usb_remove_newid_files(driver); driver_unregister(&driver->drvwrap.driver); + usb_free_dynids(driver); usbfs_update_special(); } diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c index 64e1f7c67b08..c68e4270457a 100644 --- a/drivers/usb/dwc3/dwc3-pci.c +++ b/drivers/usb/dwc3/dwc3-pci.c @@ -171,14 +171,4 @@ MODULE_AUTHOR("Felipe Balbi <balbi@ti.com>"); MODULE_LICENSE("Dual BSD/GPL"); MODULE_DESCRIPTION("DesignWare USB3 PCI Glue Layer"); -static int __devinit dwc3_pci_init(void) -{ - return pci_register_driver(&dwc3_pci_driver); -} -module_init(dwc3_pci_init); - -static void __exit dwc3_pci_exit(void) -{ - pci_unregister_driver(&dwc3_pci_driver); -} -module_exit(dwc3_pci_exit); +module_pci_driver(dwc3_pci_driver); |