2 * Wire Adapter Host Controller Driver
3 * Common items to HWA and DWA based HCDs
5 * Copyright (C) 2005-2006 Intel Corporation
6 * Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com>
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License version
10 * 2 as published by the Free Software Foundation.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
25 #include <linux/slab.h>
26 #include <linux/module.h>
33 * wa->usb_dev and wa->usb_iface initialized and refcounted,
34 * wa->wa_descr initialized.
36 int wa_create(struct wahc *wa, struct usb_interface *iface)
39 struct device *dev = &iface->dev;
41 if (iface->cur_altsetting->desc.bNumEndpoints < 3)
44 result = wa_rpipes_create(wa);
46 goto error_rpipes_create;
47 /* Fill up Data Transfer EP pointers */
48 wa->dti_epd = &iface->cur_altsetting->endpoint[1].desc;
49 wa->dto_epd = &iface->cur_altsetting->endpoint[2].desc;
50 wa->xfer_result_size = usb_endpoint_maxp(wa->dti_epd);
51 wa->xfer_result = kmalloc(wa->xfer_result_size, GFP_KERNEL);
52 if (wa->xfer_result == NULL)
53 goto error_xfer_result_alloc;
54 result = wa_nep_create(wa, iface);
56 dev_err(dev, "WA-CDS: can't initialize notif endpoint: %d\n",
58 goto error_nep_create;
63 kfree(wa->xfer_result);
64 error_xfer_result_alloc:
65 wa_rpipes_destroy(wa);
69 EXPORT_SYMBOL_GPL(wa_create);
72 void __wa_destroy(struct wahc *wa)
75 usb_kill_urb(wa->dti_urb);
76 usb_put_urb(wa->dti_urb);
77 usb_kill_urb(wa->buf_in_urb);
78 usb_put_urb(wa->buf_in_urb);
80 kfree(wa->xfer_result);
82 wa_rpipes_destroy(wa);
84 EXPORT_SYMBOL_GPL(__wa_destroy);
87 * wa_reset_all - reset the WA device
88 * @wa: the WA to be reset
90 * For HWAs the radio controller and all other PALs are also reset.
92 void wa_reset_all(struct wahc *wa)
94 /* FIXME: assuming HWA. */
95 wusbhc_reset_all(wa->wusb);
98 MODULE_AUTHOR("Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com>");
99 MODULE_DESCRIPTION("Wireless USB Wire Adapter core");
100 MODULE_LICENSE("GPL");