[][MAC80211][WiFi7][misc][fix mt7988-mt7996-mac980211 release build fail]
[Description]
Fix mt7988-mt7996-mac980211 release build fail
[Release-log]
N/A
Change-Id: I4e247202ad308ed70e7ed59f8a21d62fddfbac9f
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/8041650
diff --git a/autobuild_mac80211_release/mt7988_mt7996_mac80211/package/kernel/mac80211/patches/subsys/mtk-1004-cfg80211-mtk-add-support-for-updating-background-cha.patch b/autobuild_mac80211_release/mt7988_mt7996_mac80211/package/kernel/mac80211/patches/subsys/mtk-1004-cfg80211-mtk-add-support-for-updating-background-cha.patch
new file mode 100644
index 0000000..b52511a
--- /dev/null
+++ b/autobuild_mac80211_release/mt7988_mt7996_mac80211/package/kernel/mac80211/patches/subsys/mtk-1004-cfg80211-mtk-add-support-for-updating-background-cha.patch
@@ -0,0 +1,88 @@
+From f0e42c5a5ea3491be2d7c61c798dffe126eabd2b Mon Sep 17 00:00:00 2001
+From: StanleyYP Wang <StanleyYP.Wang@mediatek.com>
+Date: Wed, 5 Jul 2023 09:49:02 +0800
+Subject: [PATCH 1004/1006] cfg80211: mtk: add support for updating background
+ channel
+
+Signed-off-by: StanleyYP Wang <StanleyYP.Wang@mediatek.com>
+---
+ include/net/cfg80211.h | 14 ++++++++++++++
+ include/uapi/linux/nl80211.h | 6 ++++++
+ net/wireless/mlme.c | 12 ++++++++++++
+ 3 files changed, 32 insertions(+)
+
+diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
+index 2c51c3e..46c477a 100644
+--- a/include/net/cfg80211.h
++++ b/include/net/cfg80211.h
+@@ -8444,6 +8444,20 @@ void cfg80211_sta_update_dfs_state(struct wireless_dev *wdev,
+ const struct cfg80211_chan_def *csa_chandef,
+ bool associated);
+
++/**
++ * cfg80211_background_radar_update_channel - notify background chandef has been updated
++ * @wiphy: the wiphy
++ * @chandef: the updated chandef
++ * @expand: whether or not the operating channel should expand its width
++ * after offchan CAC
++ *
++ * Update the background chandef based on driver's decision, and notify the userspace
++ * that the current channel of background chain should be updated.
++ */
++void cfg80211_background_radar_update_channel(struct wiphy *wiphy,
++ const struct cfg80211_chan_def *chandef,
++ bool expand);
++
+ /**
+ * cfg80211_background_cac_abort - Channel Availability Check offchan abort event
+ * @wiphy: the wiphy
+diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h
+index 60c6f79..6e96ad9 100644
+--- a/include/uapi/linux/nl80211.h
++++ b/include/uapi/linux/nl80211.h
+@@ -6671,6 +6671,10 @@ enum nl80211_smps_mode {
+ * applicable for ETSI dfs domain where pre-CAC is valid for ever.
+ * @NL80211_RADAR_CAC_STARTED: Channel Availability Check has been started,
+ * should be generated by HW if NL80211_EXT_FEATURE_DFS_OFFLOAD is enabled.
++ * @NL80211_RADAR_BACKGROUND_CHAN_UPDATE: background channel is updated by the
++ * driver.
++ * @NL80211_RADAR_BACKGROUND_CHAN_EXPAND: background channel is updated by the
++ * driver and required to expand main operating channel.
+ * @NL80211_RADAR_STA_CAC_SKIPPED: STA set the DFS state to available
+ * when receiving CSA/assoc resp
+ * @NL80211_RADAR_STA_CAC_EXPIRED: STA set the DFS state to usable
+@@ -6683,6 +6687,8 @@ enum nl80211_radar_event {
+ NL80211_RADAR_NOP_FINISHED,
+ NL80211_RADAR_PRE_CAC_EXPIRED,
+ NL80211_RADAR_CAC_STARTED,
++ NL80211_RADAR_BACKGROUND_CHAN_UPDATE,
++ NL80211_RADAR_BACKGROUND_CHAN_EXPAND,
+ NL80211_RADAR_STA_CAC_SKIPPED,
+ NL80211_RADAR_STA_CAC_EXPIRED,
+ };
+diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c
+index d345c72..5510d77 100644
+--- a/net/wireless/mlme.c
++++ b/net/wireless/mlme.c
+@@ -1158,6 +1158,18 @@ cfg80211_start_background_radar_detection(struct cfg80211_registered_device *rde
+ return 0;
+ }
+
++void cfg80211_background_radar_update_channel(struct wiphy *wiphy,
++ const struct cfg80211_chan_def *chandef,
++ bool expand)
++{
++ enum nl80211_radar_event event;
++
++ event = expand ? NL80211_RADAR_BACKGROUND_CHAN_EXPAND :
++ NL80211_RADAR_BACKGROUND_CHAN_UPDATE;
++ nl80211_radar_notify(wiphy_to_rdev(wiphy), chandef, event, NULL, GFP_ATOMIC);
++}
++EXPORT_SYMBOL(cfg80211_background_radar_update_channel);
++
+ void cfg80211_stop_background_radar_detection(struct wireless_dev *wdev)
+ {
+ struct wiphy *wiphy = wdev->wiphy;
+--
+2.39.2
+