blob: 7129a3f0bcce45ecda0ca55041d4f0805ab08072 [file] [log] [blame]
From 670b284d0098d142aa5144dfdc8fa57ac4a6c23f Mon Sep 17 00:00:00 2001
From: Sujuan Chen <sujuan.chen@mediatek.com>
Date: Wed, 18 May 2022 15:10:22 +0800
Subject: [PATCH 909/914] mac80211: add fill receive path ops to get wed idx
Signed-off-by: Sujuan Chen <sujuan.chen@mediatek.com>
---
include/net/mac80211.h | 12 ++++++++++++
net/mac80211/driver-ops.h | 13 +++++++++++++
net/mac80211/iface.c | 24 ++++++++++++++++++++++++
net/mac80211/util.c | 9 +++++++++
4 files changed, 58 insertions(+)
mode change 100644 => 100755 include/net/mac80211.h
mode change 100644 => 100755 net/mac80211/util.c
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
old mode 100644
new mode 100755
index 35dbf62..43a4ddb
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -1791,6 +1791,13 @@ struct ieee80211_vif *wdev_to_ieee80211_vif(struct wireless_dev *wdev);
*/
struct wireless_dev *ieee80211_vif_to_wdev(struct ieee80211_vif *vif);
+/**
+ * ieee80211_vif_to_wdev - return a net_device struct from a vif
+ * @vif: the vif to get the net_device for
+ */
+struct net_device *ieee80211_vif_to_netdev(struct ieee80211_vif *vif);
+
+
/**
* enum ieee80211_key_flags - key flags
*
@@ -3964,6 +3971,8 @@ struct ieee80211_prep_tx_info {
* disable background CAC/radar detection.
* @net_fill_forward_path: Called from .ndo_fill_forward_path in order to
* resolve a path for hardware flow offloading
+ * @net_fill_receive_path: Called from .ndo_fill_receive_path in order to
+ * get a path for hardware flow offloading
*/
struct ieee80211_ops {
void (*tx)(struct ieee80211_hw *hw,
@@ -4299,6 +4308,9 @@ struct ieee80211_ops {
struct ieee80211_sta *sta,
struct net_device_path_ctx *ctx,
struct net_device_path *path);
+ int (*net_fill_receive_path)(struct ieee80211_hw *hw,
+ struct net_device_path_ctx *ctx,
+ struct net_device_path *path);
};
/**
diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h
index d2b68ef..27da75e 100644
--- a/net/mac80211/driver-ops.h
+++ b/net/mac80211/driver-ops.h
@@ -1508,4 +1508,17 @@ static inline int drv_net_fill_forward_path(struct ieee80211_local *local,
return ret;
}
+static inline int drv_net_fill_receive_path(struct ieee80211_local *local,
+ struct net_device_path_ctx *ctx,
+ struct net_device_path *path)
+{
+ int ret = -EOPNOTSUPP;
+
+ if (local->ops->net_fill_receive_path)
+ ret = local->ops->net_fill_receive_path(&local->hw,
+ ctx, path);
+
+ return ret;
+}
+
#endif /* __MAC80211_DRIVER_OPS */
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index e7c85ce..c222348 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -910,6 +910,29 @@ out:
return ret;
}
+static int ieee80211_netdev_fill_receive_path(struct net_device_path_ctx *ctx,
+ struct net_device_path *path)
+{
+ struct ieee80211_sub_if_data *sdata;
+ struct ieee80211_local *local;
+ int ret = -ENOENT;
+
+ sdata = IEEE80211_DEV_TO_SUB_IF(ctx->dev);
+ local = sdata->local;
+
+ if (!local->ops->net_fill_receive_path)
+ return -EOPNOTSUPP;
+
+ rcu_read_lock();
+
+ ret = drv_net_fill_receive_path(local, ctx, path);
+
+ rcu_read_unlock();
+
+ return ret;
+}
+
+
static const struct net_device_ops ieee80211_dataif_8023_ops = {
#if LINUX_VERSION_IS_LESS(4,10,0)
.ndo_change_mtu = __change_mtu,
@@ -928,6 +951,7 @@ static const struct net_device_ops ieee80211_dataif_8023_ops = {
.ndo_get_stats64 = bp_ieee80211_get_stats64,
#endif
.ndo_fill_forward_path = ieee80211_netdev_fill_forward_path,
+ .ndo_fill_receive_path = ieee80211_netdev_fill_receive_path,
};
static bool ieee80211_iftype_supports_hdr_offload(enum nl80211_iftype iftype)
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
old mode 100644
new mode 100755
index fb9d0a0..f799e63
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -898,6 +898,15 @@ struct wireless_dev *ieee80211_vif_to_wdev(struct ieee80211_vif *vif)
}
EXPORT_SYMBOL_GPL(ieee80211_vif_to_wdev);
+struct net_device *ieee80211_vif_to_netdev(struct ieee80211_vif *vif)
+{
+ if (!vif)
+ return NULL;
+
+ return vif_to_sdata(vif)->dev;
+}
+EXPORT_SYMBOL_GPL(ieee80211_vif_to_netdev);
+
/*
* Nothing should have been stuffed into the workqueue during
* the suspend->resume cycle. Since we can't check each caller
--
2.18.0