forked from Minki/linux
6eb0de8270
The situation up to this point meant that module.h was pretty much everywhere, regardless of whether you asked for it or not. We are fixing that, so give the USB folks who want it an actual include of it. Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
98 lines
2.5 KiB
C
98 lines
2.5 KiB
C
/*
|
|
* Wire Adapter Host Controller Driver
|
|
* Common items to HWA and DWA based HCDs
|
|
*
|
|
* Copyright (C) 2005-2006 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.
|
|
*
|
|
*
|
|
* FIXME: docs
|
|
*/
|
|
#include <linux/slab.h>
|
|
#include <linux/module.h>
|
|
#include "wusbhc.h"
|
|
#include "wa-hc.h"
|
|
|
|
/**
|
|
* Assumes
|
|
*
|
|
* wa->usb_dev and wa->usb_iface initialized and refcounted,
|
|
* wa->wa_descr initialized.
|
|
*/
|
|
int wa_create(struct wahc *wa, struct usb_interface *iface)
|
|
{
|
|
int result;
|
|
struct device *dev = &iface->dev;
|
|
|
|
result = wa_rpipes_create(wa);
|
|
if (result < 0)
|
|
goto error_rpipes_create;
|
|
/* Fill up Data Transfer EP pointers */
|
|
wa->dti_epd = &iface->cur_altsetting->endpoint[1].desc;
|
|
wa->dto_epd = &iface->cur_altsetting->endpoint[2].desc;
|
|
wa->xfer_result_size = usb_endpoint_maxp(wa->dti_epd);
|
|
wa->xfer_result = kmalloc(wa->xfer_result_size, GFP_KERNEL);
|
|
if (wa->xfer_result == NULL)
|
|
goto error_xfer_result_alloc;
|
|
result = wa_nep_create(wa, iface);
|
|
if (result < 0) {
|
|
dev_err(dev, "WA-CDS: can't initialize notif endpoint: %d\n",
|
|
result);
|
|
goto error_nep_create;
|
|
}
|
|
return 0;
|
|
|
|
error_nep_create:
|
|
kfree(wa->xfer_result);
|
|
error_xfer_result_alloc:
|
|
wa_rpipes_destroy(wa);
|
|
error_rpipes_create:
|
|
return result;
|
|
}
|
|
EXPORT_SYMBOL_GPL(wa_create);
|
|
|
|
|
|
void __wa_destroy(struct wahc *wa)
|
|
{
|
|
if (wa->dti_urb) {
|
|
usb_kill_urb(wa->dti_urb);
|
|
usb_put_urb(wa->dti_urb);
|
|
usb_kill_urb(wa->buf_in_urb);
|
|
usb_put_urb(wa->buf_in_urb);
|
|
}
|
|
kfree(wa->xfer_result);
|
|
wa_nep_destroy(wa);
|
|
wa_rpipes_destroy(wa);
|
|
}
|
|
EXPORT_SYMBOL_GPL(__wa_destroy);
|
|
|
|
/**
|
|
* wa_reset_all - reset the WA device
|
|
* @wa: the WA to be reset
|
|
*
|
|
* For HWAs the radio controller and all other PALs are also reset.
|
|
*/
|
|
void wa_reset_all(struct wahc *wa)
|
|
{
|
|
/* FIXME: assuming HWA. */
|
|
wusbhc_reset_all(wa->wusb);
|
|
}
|
|
|
|
MODULE_AUTHOR("Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com>");
|
|
MODULE_DESCRIPTION("Wireless USB Wire Adapter core");
|
|
MODULE_LICENSE("GPL");
|