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From: Alex Gonzalez <alex.gonzalez@digi.com>
Date: Mon, 10 Sep 2018 13:38:40 +0200
Subject: [PATCH] net: wireless: Export regulatory_hint_user()
The QCA6564 driver makes use of this kernel API when built with
the QCA_VENDOR_KERNEL flag.
Signed-off-by: Alex Gonzalez <alex.gonzalez@digi.com>
---
include/net/cfg80211.h | 26 ++++++++++++++++++++++++++
net/wireless/reg.c | 1 +
net/wireless/reg.h | 3 ---
3 files changed, 27 insertions(+), 3 deletions(-)
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index e0c41eb1c860..84d47ac0cea4 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -5111,6 +5111,32 @@ int regulatory_set_wiphy_regd_sync_rtnl(struct wiphy *wiphy,
struct ieee80211_regdomain *rd);
/**
+ * regulatory_hint_user - hint to the wireless core a regulatory domain
+ * which the driver has received from an application
+ * @alpha2: the ISO/IEC 3166 alpha2 the driver claims its regulatory domain
+ * should be in. If @rd is set this should be NULL. Note that if you
+ * set this to NULL you should still set rd->alpha2 to some accepted
+ * alpha2.
+ * @user_reg_hint_type: the type of user regulatory hint.
+ *
+ * Wireless drivers can use this function to hint to the wireless core
+ * the current regulatory domain as specified by trusted applications,
+ * it is the driver's responsibilty to estbalish which applications it
+ * trusts.
+ *
+ * The wiphy should be registered to cfg80211 prior to this call.
+ * For cfg80211 drivers this means you must first use wiphy_register(),
+ * for mac80211 drivers you must first use ieee80211_register_hw().
+ *
+ * Drivers should check the return value, its possible you can get
+ * an -ENOMEM or an -EINVAL.
+ *
+ * Return: 0 on success. -ENOMEM, -EINVAL.
+ */
+int regulatory_hint_user(const char *alpha2,
+ enum nl80211_user_reg_hint_type user_reg_hint_type);
+
+/**
* wiphy_apply_custom_regulatory - apply a custom driver regulatory domain
* @wiphy: the wireless device we want to process the regulatory domain on
* @regd: the custom regulatory domain to use for this wiphy
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index dd58b9909ac9..816a8a25b06f 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -2912,6 +2912,7 @@ int regulatory_hint_user(const char *alpha2,
return 0;
}
+EXPORT_SYMBOL(regulatory_hint_user);
int regulatory_hint_indoor(bool is_indoor, u32 portid)
{
diff --git a/net/wireless/reg.h b/net/wireless/reg.h
index 9ceeb5f3a7cb..92de47dec466 100644
--- a/net/wireless/reg.h
+++ b/net/wireless/reg.h
@@ -31,9 +31,6 @@ bool is_world_regdom(const char *alpha2);
bool reg_supported_dfs_region(enum nl80211_dfs_regions dfs_region);
enum nl80211_dfs_regions reg_get_dfs_region(struct wiphy *wiphy);
-int regulatory_hint_user(const char *alpha2,
- enum nl80211_user_reg_hint_type user_reg_hint_type);
-
/**
* regulatory_hint_indoor - hint operation in indoor env. or not
* @is_indoor: if true indicates that user space thinks that the
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