2008-09-09 23:19:48 -07:00
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#ifndef __NET_WIRELESS_REG_H
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#define __NET_WIRELESS_REG_H
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2009-01-30 09:26:42 -08:00
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extern const struct ieee80211_regdomain *cfg80211_regdomain;
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2008-09-15 02:10:52 -07:00
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bool is_world_regdom(const char *alpha2);
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bool reg_is_valid_request(const char *alpha2);
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2008-09-09 23:19:48 -07:00
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2009-02-20 21:04:30 -08:00
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int regulatory_hint_user(const char *alpha2);
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2008-11-12 14:22:02 -08:00
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void reg_device_remove(struct wiphy *wiphy);
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2008-09-09 23:19:48 -07:00
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int regulatory_init(void);
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void regulatory_exit(void);
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2008-09-15 02:10:52 -07:00
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int set_regdom(const struct ieee80211_regdomain *rd);
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2008-09-09 23:19:48 -07:00
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2008-10-21 00:42:38 -07:00
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/**
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* __regulatory_hint - hint to the wireless core a regulatory domain
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2008-10-24 11:32:21 -07:00
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* @wiphy: if the hint comes from country information from an AP, this
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* is required to be set to the wiphy that received the information
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2008-10-21 00:42:38 -07:00
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* @alpha2: the ISO/IEC 3166 alpha2 being claimed the regulatory domain
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2008-10-24 11:32:21 -07:00
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* should be in.
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2008-11-12 14:22:02 -08:00
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* @country_ie_checksum: checksum of processed country IE, set this to 0
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* if the hint did not come from a country IE
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* @country_ie_env: the environment the IE told us we are in, %ENVIRON_*
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2008-10-21 00:42:38 -07:00
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*
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* The Wireless subsystem can use this function to hint to the wireless core
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2008-11-12 14:22:02 -08:00
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* what it believes should be the current regulatory domain by giving it an
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* ISO/IEC 3166 alpha2 country code it knows its regulatory domain should be
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* in.
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2008-10-21 00:42:38 -07:00
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*
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2008-10-24 11:32:21 -07:00
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* Returns zero if all went fine, %-EALREADY if a regulatory domain had
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* already been set or other standard error codes.
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2008-10-21 00:42:38 -07:00
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*
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*/
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extern int __regulatory_hint(struct wiphy *wiphy, enum reg_set_by set_by,
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2008-11-12 14:22:02 -08:00
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const char *alpha2, u32 country_ie_checksum,
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enum environment_cap country_ie_env);
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2008-10-21 00:42:38 -07:00
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2009-02-20 21:20:39 -08:00
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/**
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* regulatory_hint_found_beacon - hints a beacon was found on a channel
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* @wiphy: the wireless device where the beacon was found on
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* @beacon_chan: the channel on which the beacon was found on
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* @gfp: context flags
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*
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* This informs the wireless core that a beacon from an AP was found on
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* the channel provided. This allows the wireless core to make educated
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* guesses on regulatory to help with world roaming. This is only used for
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* world roaming -- when we do not know our current location. This is
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* only useful on channels 12, 13 and 14 on the 2 GHz band as channels
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* 1-11 are already enabled by the world regulatory domain; and on
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* non-radar 5 GHz channels.
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*
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* Drivers do not need to call this, cfg80211 will do it for after a scan
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* on a newly found BSS.
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*/
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int regulatory_hint_found_beacon(struct wiphy *wiphy,
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struct ieee80211_channel *beacon_chan,
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gfp_t gfp);
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2008-09-09 23:19:48 -07:00
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#endif /* __NET_WIRELESS_REG_H */
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