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Commit 30e74732 authored by Simon Wunderlich's avatar Simon Wunderlich Committed by Johannes Berg
Browse files

nl80211: add rate flags for 5/10 Mhz channels 



Signed-off-by: default avatarSimon Wunderlich <siwu@hrz.tu-chemnitz.de>
Signed-off-by: default avatarMathias Kretschmer <mathias.kretschmer@fokus.fraunhofer.de>
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 2f301ab2

include/net/cfg80211.h

+28 −0
Original line number Diff line number Diff line
@@ -188,6 +188,8 @@ struct ieee80211_channel { 
 *	when used with 802.11g (on the 2.4 GHz band); filled by the

 *	core code when registering the wiphy.

 * @IEEE80211_RATE_ERP_G: This is an ERP rate in 802.11g mode.

 * @IEEE80211_RATE_SUPPORTS_5MHZ: Rate can be used in 5 MHz mode

 * @IEEE80211_RATE_SUPPORTS_10MHZ: Rate can be used in 10 MHz mode

 */

enum ieee80211_rate_flags {

	IEEE80211_RATE_SHORT_PREAMBLE	= 1<<0,
@@ -195,6 +197,8 @@ enum ieee80211_rate_flags { 
	IEEE80211_RATE_MANDATORY_B	= 1<<2,

	IEEE80211_RATE_MANDATORY_G	= 1<<3,

	IEEE80211_RATE_ERP_G		= 1<<4,

	IEEE80211_RATE_SUPPORTS_5MHZ	= 1<<5,

	IEEE80211_RATE_SUPPORTS_10MHZ	= 1<<6,

};



/**
@@ -432,6 +436,30 @@ bool cfg80211_chandef_usable(struct wiphy *wiphy, 
			     const struct cfg80211_chan_def *chandef,

			     u32 prohibited_flags);



/**

 * ieee80211_chandef_rate_flags - returns rate flags for a channel

 *

 * In some channel types, not all rates may be used - for example CCK

 * rates may not be used in 5/10 MHz channels.

 *

 * @chandef: channel definition for the channel

 *

 * Returns: rate flags which apply for this channel

 */

static inline enum ieee80211_rate_flags

ieee80211_chandef_rate_flags(struct cfg80211_chan_def *chandef)

{

	switch (chandef->width) {

	case NL80211_CHAN_WIDTH_5:

		return IEEE80211_RATE_SUPPORTS_5MHZ;

	case NL80211_CHAN_WIDTH_10:

		return IEEE80211_RATE_SUPPORTS_10MHZ;

	default:

		break;

	}

	return 0;

}



/**

 * enum survey_info_flags - survey information flags

 *