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e5aa81ce3d
This patch support calcel a running dfs cac opertaion. Signed-off-by: Jianhui Zhao <jianhui.zhao@gl-inet.com>
74 lines
2.3 KiB
Diff
74 lines
2.3 KiB
Diff
From 762b65d5b4771b7582834e65a1718aaa933349e2 Mon Sep 17 00:00:00 2001
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From: Jianhui Zhao <jianhui.zhao@gl-inet.com>
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Date: Wed, 22 Mar 2023 09:42:24 +0800
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Subject: [PATCH] mac80211: support bypass cac
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Signed-off-by: Jianhui Zhao <jianhui.zhao@gl-inet.com>
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---
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.../subsys/786-support-bypass-cac.patch | 53 +++++++++++++++++++
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1 file changed, 53 insertions(+)
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create mode 100644 package/kernel/mac80211/patches/subsys/786-support-bypass-cac.patch
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diff --git a/package/kernel/mac80211/patches/subsys/786-support-bypass-cac.patch b/package/kernel/mac80211/patches/subsys/786-support-bypass-cac.patch
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new file mode 100644
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index 0000000000..8e3850e1f7
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--- /dev/null
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+++ b/package/kernel/mac80211/patches/subsys/786-support-bypass-cac.patch
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@@ -0,0 +1,53 @@
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+Index: backports-5.15.58-1/net/mac80211/debugfs.c
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+===================================================================
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+--- backports-5.15.58-1.orig/net/mac80211/debugfs.c
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++++ backports-5.15.58-1/net/mac80211/debugfs.c
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+@@ -653,6 +653,42 @@ static const struct file_operations scan
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+ .llseek = default_llseek,
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+ };
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+
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++static ssize_t bypass_cac_write(struct file *file, const char __user *ptr,
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++ size_t len, loff_t *off)
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++{
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++ struct ieee80211_local *local = file->private_data;
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++ struct ieee80211_sub_if_data *sdata;
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++
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++ rtnl_lock();
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++ wiphy_lock(local->hw.wiphy);
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++ mutex_lock(&local->mtx);
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++
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++ list_for_each_entry(sdata, &local->interfaces, list) {
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++ struct wireless_dev *wdev = &sdata->wdev;
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++
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++ cancel_delayed_work_sync(&sdata->dfs_cac_timer_work);
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++
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++ if (wdev->cac_started) {
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++ pr_info("bypass cac for %s\n", sdata->name);
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++ wdev->cac_time_ms = 0;
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++ ieee80211_queue_delayed_work(&sdata->local->hw,
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++ &sdata->dfs_cac_timer_work, 0);
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++ }
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++ }
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++
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++ mutex_unlock(&local->mtx);
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++ wiphy_unlock(local->hw.wiphy);
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++ rtnl_unlock();
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++
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++ return len;
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++}
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++
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++static const struct file_operations bypass_cac_ops = {
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++ .write = bypass_cac_write,
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++ .open = simple_open,
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++ .llseek = noop_llseek,
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++};
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++
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+ void debugfs_hw_add(struct ieee80211_local *local)
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+ {
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+ struct dentry *phyd = local->hw.wiphy->debugfsdir;
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+@@ -725,4 +761,5 @@ void debugfs_hw_add(struct ieee80211_loc
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+ DEBUGFS_DEVSTATS_ADD(dot11RTSSuccessCount);
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+
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+ DEBUGFS_ADD(scanning);
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++ DEBUGFS_ADD_MODE(bypass_cac, 0200);
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+ }
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--
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2.34.1
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