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