| From 2492089abe056e307bab235b7495d83e1b0147c8 Mon Sep 17 00:00:00 2001 |
| From: Shayne Chen <shayne.chen@mediatek.com> |
| Date: Tue, 29 Mar 2022 16:06:30 +0800 |
| Subject: [PATCH 02/17] nl80211: mtk: extend CAC time for weather radar |
| channels |
| |
| Signed-off-by: Shayne Chen <shayne.chen@mediatek.com> |
| --- |
| net/wireless/nl80211.c | 7 +++++++ |
| 1 file changed, 7 insertions(+) |
| |
| diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c |
| index bc6b5ac..3c6c1df 100644 |
| --- a/net/wireless/nl80211.c |
| +++ b/net/wireless/nl80211.c |
| @@ -9354,6 +9354,13 @@ static int nl80211_start_radar_detection(struct sk_buff *skb, |
| if (WARN_ON(!cac_time_ms)) |
| cac_time_ms = IEEE80211_DFS_MIN_CAC_TIME_MS; |
| |
| + if ((dfs_region == NL80211_DFS_ETSI) && |
| + (((chandef.width == NL80211_CHAN_WIDTH_160) && |
| + (chandef.center_freq2 >= 5580 && chandef.center_freq2 <= 5640)) || |
| + (chandef.center_freq1 >= 5580 && chandef.center_freq1 <= 5640))) |
| + cac_time_ms = 600000; |
| + pr_info("%s: region = %u, cetner freq1 = %u, center freq2 = %u, cac time ms = %u\n", __func__, dfs_region, chandef.center_freq1, chandef.center_freq2, cac_time_ms); |
| + |
| err = rdev_start_radar_detection(rdev, dev, &chandef, cac_time_ms); |
| if (!err) { |
| wdev->chandef = chandef; |
| -- |
| 2.18.0 |
| |