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/*
* Copyright (c) 2009-2011 Atheros Communications Inc.
*
* Modified for iPXE by Scott K Logan <logans@cottsay.net> July 2011
* Original from Linux kernel 3.0.1
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/*
* Module for common driver code between ath9k and ath9k_htc
*/
#include "common.h"
/*
* Update internal channel flags.
*/
void ath9k_cmn_update_ichannel(struct ath9k_channel *ichan,
struct net80211_channel *chan)
{
ichan->channel = chan->center_freq;
ichan->chan = chan;
if (chan->band == NET80211_BAND_2GHZ) {
ichan->chanmode = CHANNEL_G;
ichan->channelFlags = CHANNEL_2GHZ | CHANNEL_OFDM;
} else {
ichan->chanmode = CHANNEL_A;
ichan->channelFlags = CHANNEL_5GHZ | CHANNEL_OFDM;
}
}
/*
* Get the internal channel reference.
*/
struct ath9k_channel *ath9k_cmn_get_curchannel(struct net80211_device *dev,
struct ath_hw *ah)
{
struct net80211_channel *curchan = dev->channels + dev->channel;
struct ath9k_channel *channel;
u8 chan_idx;
chan_idx = curchan->hw_value;
channel = &ah->channels[chan_idx];
ath9k_cmn_update_ichannel(channel, curchan);
return channel;
}
void ath9k_cmn_update_txpow(struct ath_hw *ah, u16 cur_txpow,
u16 new_txpow, u16 *txpower)
{
if (cur_txpow != new_txpow) {
ath9k_hw_set_txpowerlimit(ah, new_txpow, 0);
/* read back in case value is clamped */
*txpower = ath9k_hw_regulatory(ah)->power_limit;
}
}
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