mirror of https://gitee.com/openkylin/linux.git
46 lines
1.0 KiB
C
46 lines
1.0 KiB
C
// SPDX-License-Identifier: GPL-2.0
|
|
/*
|
|
* Wireless USB Host Controller
|
|
* UWB Protocol Adaptation Layer (PAL) glue.
|
|
*
|
|
* Copyright (C) 2008 Cambridge Silicon Radio Ltd.
|
|
*/
|
|
#include "wusbhc.h"
|
|
|
|
static void wusbhc_channel_changed(struct uwb_pal *pal, int channel)
|
|
{
|
|
struct wusbhc *wusbhc = container_of(pal, struct wusbhc, pal);
|
|
|
|
dev_dbg(wusbhc->dev, "%s: channel = %d\n", __func__, channel);
|
|
if (channel < 0)
|
|
wusbhc_stop(wusbhc);
|
|
else
|
|
wusbhc_start(wusbhc);
|
|
}
|
|
|
|
/**
|
|
* wusbhc_pal_register - register the WUSB HC as a UWB PAL
|
|
* @wusbhc: the WUSB HC
|
|
*/
|
|
int wusbhc_pal_register(struct wusbhc *wusbhc)
|
|
{
|
|
uwb_pal_init(&wusbhc->pal);
|
|
|
|
wusbhc->pal.name = "wusbhc";
|
|
wusbhc->pal.device = wusbhc->usb_hcd.self.controller;
|
|
wusbhc->pal.rc = wusbhc->uwb_rc;
|
|
wusbhc->pal.channel_changed = wusbhc_channel_changed;
|
|
|
|
return uwb_pal_register(&wusbhc->pal);
|
|
}
|
|
|
|
/**
|
|
* wusbhc_pal_unregister - unregister the WUSB HC as a UWB PAL
|
|
* @wusbhc: the WUSB HC
|
|
*/
|
|
void wusbhc_pal_unregister(struct wusbhc *wusbhc)
|
|
{
|
|
if (wusbhc->uwb_rc)
|
|
uwb_pal_unregister(&wusbhc->pal);
|
|
}
|