diff options
Diffstat (limited to 'roms/ipxe/src/drivers/net/ath/ath9k/ath9k_common.c')
-rw-r--r-- | roms/ipxe/src/drivers/net/ath/ath9k/ath9k_common.c | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/roms/ipxe/src/drivers/net/ath/ath9k/ath9k_common.c b/roms/ipxe/src/drivers/net/ath/ath9k/ath9k_common.c new file mode 100644 index 00000000..ce33afbd --- /dev/null +++ b/roms/ipxe/src/drivers/net/ath/ath9k/ath9k_common.c @@ -0,0 +1,69 @@ +/* + * 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; + } +} |