diff options
Diffstat (limited to 'drivers/usb/wusbcore/dev-sysfs.c')
| -rw-r--r-- | drivers/usb/wusbcore/dev-sysfs.c | 139 |
1 files changed, 0 insertions, 139 deletions
diff --git a/drivers/usb/wusbcore/dev-sysfs.c b/drivers/usb/wusbcore/dev-sysfs.c deleted file mode 100644 index 101834576236..000000000000 --- a/drivers/usb/wusbcore/dev-sysfs.c +++ /dev/null @@ -1,139 +0,0 @@ -/* - * WUSB devices - * sysfs bindings - * - * Copyright (C) 2007 Intel Corporation - * Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License version - * 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - * - * - * Get them out of the way... - */ - -#include <linux/jiffies.h> -#include <linux/ctype.h> -#include <linux/workqueue.h> -#include "wusbhc.h" - -static ssize_t wusb_disconnect_store(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t size) -{ - struct usb_device *usb_dev; - struct wusbhc *wusbhc; - unsigned command; - u8 port_idx; - - if (sscanf(buf, "%u", &command) != 1) - return -EINVAL; - if (command == 0) - return size; - usb_dev = to_usb_device(dev); - wusbhc = wusbhc_get_by_usb_dev(usb_dev); - if (wusbhc == NULL) - return -ENODEV; - - mutex_lock(&wusbhc->mutex); - port_idx = wusb_port_no_to_idx(usb_dev->portnum); - __wusbhc_dev_disable(wusbhc, port_idx); - mutex_unlock(&wusbhc->mutex); - wusbhc_put(wusbhc); - return size; -} -static DEVICE_ATTR(wusb_disconnect, 0200, NULL, wusb_disconnect_store); - -static ssize_t wusb_cdid_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - ssize_t result; - struct wusb_dev *wusb_dev; - - wusb_dev = wusb_dev_get_by_usb_dev(to_usb_device(dev)); - if (wusb_dev == NULL) - return -ENODEV; - result = ckhdid_printf(buf, PAGE_SIZE, &wusb_dev->cdid); - strcat(buf, "\n"); - wusb_dev_put(wusb_dev); - return result + 1; -} -static DEVICE_ATTR(wusb_cdid, 0444, wusb_cdid_show, NULL); - -static ssize_t wusb_ck_store(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t size) -{ - int result; - struct usb_device *usb_dev; - struct wusbhc *wusbhc; - struct wusb_ckhdid ck; - - result = sscanf(buf, - "%02hhx %02hhx %02hhx %02hhx " - "%02hhx %02hhx %02hhx %02hhx " - "%02hhx %02hhx %02hhx %02hhx " - "%02hhx %02hhx %02hhx %02hhx\n", - &ck.data[0] , &ck.data[1], - &ck.data[2] , &ck.data[3], - &ck.data[4] , &ck.data[5], - &ck.data[6] , &ck.data[7], - &ck.data[8] , &ck.data[9], - &ck.data[10], &ck.data[11], - &ck.data[12], &ck.data[13], - &ck.data[14], &ck.data[15]); - if (result != 16) - return -EINVAL; - - usb_dev = to_usb_device(dev); - wusbhc = wusbhc_get_by_usb_dev(usb_dev); - if (wusbhc == NULL) - return -ENODEV; - result = wusb_dev_4way_handshake(wusbhc, usb_dev->wusb_dev, &ck); - memset(&ck, 0, sizeof(ck)); - wusbhc_put(wusbhc); - return result < 0 ? result : size; -} -static DEVICE_ATTR(wusb_ck, 0200, NULL, wusb_ck_store); - -static struct attribute *wusb_dev_attrs[] = { - &dev_attr_wusb_disconnect.attr, - &dev_attr_wusb_cdid.attr, - &dev_attr_wusb_ck.attr, - NULL, -}; - -static struct attribute_group wusb_dev_attr_group = { - .name = NULL, /* we want them in the same directory */ - .attrs = wusb_dev_attrs, -}; - -int wusb_dev_sysfs_add(struct wusbhc *wusbhc, struct usb_device *usb_dev, - struct wusb_dev *wusb_dev) -{ - int result = sysfs_create_group(&usb_dev->dev.kobj, - &wusb_dev_attr_group); - struct device *dev = &usb_dev->dev; - if (result < 0) - dev_err(dev, "Cannot register WUSB-dev attributes: %d\n", - result); - return result; -} - -void wusb_dev_sysfs_rm(struct wusb_dev *wusb_dev) -{ - struct usb_device *usb_dev = wusb_dev->usb_dev; - if (usb_dev) - sysfs_remove_group(&usb_dev->dev.kobj, &wusb_dev_attr_group); -} |
