Signed-off-by: John W. Linville <linville@xxxxxxxxxxxxx>
---
include/net/mac80211.h | 7 +++++
net/mac80211/cfg.c | 17 ++++++++++++++
net/mac80211/driver-ops.h | 26 +++++++++++++++++++++
net/mac80211/driver-trace.h | 52 +++++++++++++++++++++++++++++++++++++++++++
4 files changed, 102 insertions(+), 0 deletions(-)
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 2b072fa..8650e7b 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -1804,6 +1804,10 @@ enum ieee80211_ampdu_mlme_action {
* return value is 1, then the @remain_on_channel will be used with a
* regular transmission (if supported.)
* @offchannel_tx_cancel_wait: cancel wait associated with offchannel TX
+ *
+ * @set_ringparam: Set tx and rx ring sizes.
+ *
+ * @get_ringparam: Get tx and rx ring current and maximum sizes.
*/
struct ieee80211_ops {
void (*tx)(struct ieee80211_hw *hw, struct sk_buff *skb);
@@ -1888,6 +1892,9 @@ struct ieee80211_ops {
enum nl80211_channel_type channel_type,
unsigned int wait);
int (*offchannel_tx_cancel_wait)(struct ieee80211_hw *hw);
+ int (*set_ringparam)(struct ieee80211_hw *hw, u32 tx, u32 rx);
+ void (*get_ringparam)(struct ieee80211_hw *hw,
+ u32 *tx, u32 *tx_max, u32 *rx, u32 *rx_max);
};
/**
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 7b701dc..bd1791c 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -2008,6 +2008,21 @@ static int ieee80211_get_antenna(struct wiphy *wiphy, u32 *tx_ant, u32 *rx_ant)
return drv_get_antenna(local, tx_ant, rx_ant);
}
+static int ieee80211_set_ringparam(struct wiphy *wiphy, u32 tx, u32 rx)
+{
+ struct ieee80211_local *local = wiphy_priv(wiphy);
+
+ return drv_set_ringparam(local, tx, rx);
+}
+
+static void ieee80211_get_ringparam(struct wiphy *wiphy,
+ u32 *tx, u32 *tx_max, u32 *rx, u32 *rx_max)
+{
+ struct ieee80211_local *local = wiphy_priv(wiphy);
+
+ drv_get_ringparam(local, tx, tx_max, rx, rx_max);
+}
+
struct cfg80211_ops mac80211_config_ops = {
.add_virtual_intf = ieee80211_add_iface,
.del_virtual_intf = ieee80211_del_iface,
@@ -2065,4 +2080,6 @@ struct cfg80211_ops mac80211_config_ops = {
.mgmt_frame_register = ieee80211_mgmt_frame_register,
.set_antenna = ieee80211_set_antenna,
.get_antenna = ieee80211_get_antenna,
+ .set_ringparam = ieee80211_set_ringparam,
+ .get_ringparam = ieee80211_get_ringparam,
};
diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h
index 3729296..9c0d62b 100644
--- a/net/mac80211/driver-ops.h
+++ b/net/mac80211/driver-ops.h
@@ -526,4 +526,30 @@ static inline int drv_offchannel_tx_cancel_wait(struct ieee80211_local *local)
return ret;
}
+static inline int drv_set_ringparam(struct ieee80211_local *local,
+ u32 tx, u32 rx)
+{
+ int ret = -ENOTSUPP;
+
+ might_sleep();
+
+ trace_drv_set_ringparam(local, tx, rx);
+ if (local->ops->set_ringparam)
+ ret = local->ops->set_ringparam(&local->hw, tx, rx);
+ trace_drv_return_int(local, ret);
+
+ return ret;
+}
+
+static inline void drv_get_ringparam(struct ieee80211_local *local,
+ u32 *tx, u32 *tx_max, u32 *rx, u32 *rx_max)
+{
+ might_sleep();
+
+ trace_drv_get_ringparam(local, tx, tx_max, rx, rx_max);
+ if (local->ops->get_ringparam)
+ local->ops->get_ringparam(&local->hw, tx, tx_max, rx, rx_max);
+ trace_drv_return_void(local);
+}
+
#endif /* __MAC80211_DRIVER_OPS */
diff --git a/net/mac80211/driver-trace.h b/net/mac80211/driver-trace.h
index 520fe24..f50ae2c 100644
--- a/net/mac80211/driver-trace.h
+++ b/net/mac80211/driver-trace.h
@@ -912,6 +912,58 @@ TRACE_EVENT(drv_offchannel_tx,
)
);
+TRACE_EVENT(drv_set_ringparam,
+ TP_PROTO(struct ieee80211_local *local, u32 tx, u32 rx),
+
+ TP_ARGS(local, tx, rx),
+
+ TP_STRUCT__entry(
+ LOCAL_ENTRY
+ __field(u32, tx)
+ __field(u32, rx)
+ ),
+
+ TP_fast_assign(
+ LOCAL_ASSIGN;
+ __entry->tx = tx;
+ __entry->rx = rx;
+ ),
+
+ TP_printk(
+ LOCAL_PR_FMT " tx:%d rx %d",
+ LOCAL_PR_ARG, __entry->tx, __entry->rx,
+ )
+);
+
+TRACE_EVENT(drv_get_ringparam,
+ TP_PROTO(struct ieee80211_local *local, u32 *tx, u32 *tx_max,
+ u32 *rx, u32 *rx_max),
+
+ TP_ARGS(local, tx, tx_max, rx, rx_max),
+
+ TP_STRUCT__entry(
+ LOCAL_ENTRY
+ __field(u32, tx)
+ __field(u32, tx_max)
+ __field(u32, rx)
+ __field(u32, rx_max)
+ ),
+
+ TP_fast_assign(
+ LOCAL_ASSIGN;
+ __entry->tx = *tx;
+ __entry->tx_max = *tx_max;
+ __entry->rx = *rx;
+ __entry->rx_max = *rx_max;
+ ),
+
+ TP_printk(
+ LOCAL_PR_FMT " tx:%d tx_max %d rx %d rx_max %d",
+ LOCAL_PR_ARG,
+ __entry->tx, __entry->tx_max, __entry->rx, __entry->rx_max,
+ )
+);
+
DEFINE_EVENT(local_only_evt, drv_offchannel_tx_cancel_wait,
TP_PROTO(struct ieee80211_local *local),
TP_ARGS(local)
--
1.7.4
--
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