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Commit 034c6d6e authored by Luis R. Rodriguez's avatar Luis R. Rodriguez Committed by Johannes Berg
Browse files

cfg80211: export reg_initiator_name() 



Drivers can now use this to parse the regulatory request and
be more verbose when needed.

Signed-off-by: default avatarLuis R. Rodriguez <mcgrof@do-not-panic.com>
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 446075d7

include/net/cfg80211.h

+9 −0
Original line number Diff line number Diff line
@@ -3497,6 +3497,15 @@ void wiphy_apply_custom_regulatory(struct wiphy *wiphy, 
const struct ieee80211_reg_rule *freq_reg_info(struct wiphy *wiphy,

					       u32 center_freq);



/**

 * reg_initiator_name - map regulatory request initiator enum to name

 * @initiator: the regulatory request initiator

 *

 * You can use this to map the regulatory request initiator enum to a

 * proper string representation.

 */

const char *reg_initiator_name(enum nl80211_reg_initiator initiator);



/*

 * callbacks for asynchronous cfg80211 methods, notification

 * functions and BSS handling helpers

net/wireless/reg.c

+16 −10
Original line number Diff line number Diff line
@@ -768,24 +768,25 @@ const struct ieee80211_reg_rule *freq_reg_info(struct wiphy *wiphy, 
}

EXPORT_SYMBOL(freq_reg_info);



#ifdef CONFIG_CFG80211_REG_DEBUG

static const char *reg_initiator_name(enum nl80211_reg_initiator initiator)

const char *reg_initiator_name(enum nl80211_reg_initiator initiator)

{

	switch (initiator) {

	case NL80211_REGDOM_SET_BY_CORE:

		return "Set by core";

		return "core";

	case NL80211_REGDOM_SET_BY_USER:

		return "Set by user";

		return "user";

	case NL80211_REGDOM_SET_BY_DRIVER:

		return "Set by driver";

		return "driver";

	case NL80211_REGDOM_SET_BY_COUNTRY_IE:

		return "Set by country IE";

		return "country IE";

	default:

		WARN_ON(1);

		return "Set by bug";

		return "bug";

	}

}

EXPORT_SYMBOL(reg_initiator_name);



#ifdef CONFIG_CFG80211_REG_DEBUG

static void chan_reg_rule_print_dbg(struct ieee80211_channel *chan,

				    const struct ieee80211_reg_rule *reg_rule)

{
@@ -986,14 +987,17 @@ static bool ignore_reg_update(struct wiphy *wiphy, 
	struct regulatory_request *lr = get_last_request();



	if (!lr) {

		REG_DBG_PRINT("Ignoring regulatory request %s since last_request is not set\n",

		REG_DBG_PRINT("Ignoring regulatory request set by %s "

			      "since last_request is not set\n",

			      reg_initiator_name(initiator));

		return true;

	}



	if (initiator == NL80211_REGDOM_SET_BY_CORE &&

	    wiphy->flags & WIPHY_FLAG_CUSTOM_REGULATORY) {

		REG_DBG_PRINT("Ignoring regulatory request %s since the driver uses its own custom regulatory domain\n",

		REG_DBG_PRINT("Ignoring regulatory request set by %s "

			      "since the driver uses its own custom "

			      "regulatory domain\n",

			      reg_initiator_name(initiator));

		return true;

	}
@@ -1005,7 +1009,9 @@ static bool ignore_reg_update(struct wiphy *wiphy, 
	if (wiphy_strict_alpha2_regd(wiphy) && !wiphy->regd &&

	    initiator != NL80211_REGDOM_SET_BY_COUNTRY_IE &&

	    !is_world_regdom(lr->alpha2)) {

		REG_DBG_PRINT("Ignoring regulatory request %s since the driver requires its own regulatory domain to be set first\n",

		REG_DBG_PRINT("Ignoring regulatory request set by %s "

			      "since the driver requires its own regulatory "

			      "domain to be set first\n",

			      reg_initiator_name(initiator));

		return true;

	}