From: Wen Gong <wgong@xxxxxxxxxxxxxx>
Add the skb_pacing_shirt adjustment, but this change make it
configurable for other driver. If no other driver set it, then
mac8011 will use the default value.
Signed-off-by: Wen Gong <wgong@xxxxxxxxxxxxxx>
---
include/net/mac80211.h | 1 +
net/mac80211/main.c | 2 ++
net/mac80211/tx.c | 2 +-
3 files changed, 4 insertions(+), 1 deletion(-)
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 851a5e1..f600d08 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -2279,6 +2279,7 @@ struct ieee80211_hw {
u8 n_cipher_schemes;
const struct ieee80211_cipher_scheme *cipher_schemes;
u8 max_nan_de_entries;
+ u8 tx_sk_pacing_shift;
};
static inline bool _ieee80211_hw_check(struct ieee80211_hw *hw,
diff --git a/net/mac80211/main.c b/net/mac80211/main.c
index fb73451..72dce49 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -584,6 +584,8 @@ struct ieee80211_hw *ieee80211_alloc_hw_nm(size_t priv_data_len,
local->ops = ops;
local->use_chanctx = use_chanctx;
+ local->hw.tx_sk_pacing_shift = 8;
+
/* set up some defaults */
local->hw.queues = 1;
local->hw.max_rates = 1;
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 44b5dfe..a2d61b9 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -3596,7 +3596,7 @@ void __ieee80211_subif_start_xmit(struct sk_buff *skb,
* second, so 8 is ~4ms of queued data. Only affects local TCP
* sockets.
*/
- sk_pacing_shift_update(skb->sk, 8);
+ sk_pacing_shift_update(skb->sk, sdata->local->hw.tx_sk_pacing_shift);
fast_tx = rcu_dereference(sta->fast_tx);
--
1.9.1
