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Commit 3ebe8e25 authored by Zhao, Gang's avatar Zhao, Gang Committed by John W. Linville
Browse files

ieee80211: remove function ieee80211_{dsss_chan_to_freq, freq_to_dsss_chan} 



Function ieee80211_{dsss_chan_to_freq, freq_to_dsss_chan} have been
replaced with ieee80211_{channel_to_frequency, frequency_to_channel}.

There should be no users of the two functions now. So remove them.

Cc: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: default avatarZhao, Gang <gamerh2o@gmail.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 13c1ac57

include/linux/ieee80211.h

+0 −36
Original line number Diff line number Diff line
@@ -2307,42 +2307,6 @@ static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr, 
	return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;

}



/**

 * ieee80211_dsss_chan_to_freq - get channel center frequency

 * @channel: the DSSS channel

 *

 * Convert IEEE802.11 DSSS channel to the center frequency (MHz).

 * Ref IEEE 802.11-2007 section 15.6

 */

static inline int ieee80211_dsss_chan_to_freq(int channel)

{

	if ((channel > 0) && (channel < 14))

		return 2407 + (channel * 5);

	else if (channel == 14)

		return 2484;

	else

		return -1;

}



/**

 * ieee80211_freq_to_dsss_chan - get channel

 * @freq: the frequency

 *

 * Convert frequency (MHz) to IEEE802.11 DSSS channel

 * Ref IEEE 802.11-2007 section 15.6

 *

 * This routine selects the channel with the closest center frequency.

 */

static inline int ieee80211_freq_to_dsss_chan(int freq)

{

	if ((freq >= 2410) && (freq < 2475))

		return (freq - 2405) / 5;

	else if ((freq >= 2482) && (freq < 2487))

		return 14;

	else

		return -1;

}



/**

 * ieee80211_tu_to_usec - convert time units (TU) to microseconds

 * @tu: the TUs