Allow antenna configuration by calling driver's function for it. Signed-off-by: Bruno Randolf <br1@xxxxxxxxxxx> --- include/net/mac80211.h | 2 ++ net/mac80211/cfg.c | 16 ++++++++++++++ net/mac80211/driver-ops.h | 23 ++++++++++++++++++++ net/mac80211/driver-trace.h | 50 +++++++++++++++++++++++++++++++++++++++++++ 4 files changed, 91 insertions(+), 0 deletions(-) diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 9448a5b..1a8f97a 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -1694,6 +1694,8 @@ struct ieee80211_ops { int (*testmode_cmd)(struct ieee80211_hw *hw, void *data, int len); #endif void (*flush)(struct ieee80211_hw *hw, bool drop); + int (*set_antenna)(struct ieee80211_hw *hw, u8 tx_ant, u8 rx_ant); + int (*get_antenna)(struct ieee80211_hw *hw, u8 *tx_ant, u8 *rx_ant); }; /** diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index c7000a6..efd04bc 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -1560,6 +1560,20 @@ static int ieee80211_action(struct wiphy *wiphy, struct net_device *dev, channel_type, buf, len, cookie); } +static int ieee80211_set_antenna(struct wiphy *wiphy, u8 tx_ant, u8 rx_ant) +{ + struct ieee80211_local *local = wiphy_priv(wiphy); + + return drv_set_antenna(local, tx_ant, rx_ant); +} + +static int ieee80211_get_antenna(struct wiphy *wiphy, u8 *tx_ant, u8 *rx_ant) +{ + struct ieee80211_local *local = wiphy_priv(wiphy); + + return drv_get_antenna(local, tx_ant, rx_ant); +} + struct cfg80211_ops mac80211_config_ops = { .add_virtual_intf = ieee80211_add_iface, .del_virtual_intf = ieee80211_del_iface, @@ -1611,4 +1625,6 @@ struct cfg80211_ops mac80211_config_ops = { .cancel_remain_on_channel = ieee80211_cancel_remain_on_channel, .action = ieee80211_action, .set_cqm_rssi_config = ieee80211_set_cqm_rssi_config, + .set_antenna = ieee80211_set_antenna, + .get_antenna = ieee80211_get_antenna, }; diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h index 997008e..f1b031a 100644 --- a/net/mac80211/driver-ops.h +++ b/net/mac80211/driver-ops.h @@ -373,4 +373,27 @@ static inline void drv_flush(struct ieee80211_local *local, bool drop) if (local->ops->flush) local->ops->flush(&local->hw, drop); } + +static inline int drv_set_antenna(struct ieee80211_local *local, + u8 tx_ant, u8 rx_ant) +{ + int ret = -EOPNOTSUPP; + might_sleep(); + if (local->ops->set_antenna) + ret = local->ops->set_antenna(&local->hw, tx_ant, rx_ant); + trace_drv_set_antenna(local, tx_ant, rx_ant, ret); + return ret; +} + +static inline int drv_get_antenna(struct ieee80211_local *local, + u8 *tx_ant, u8 *rx_ant) +{ + int ret = -EOPNOTSUPP; + might_sleep(); + if (local->ops->get_antenna) + ret = local->ops->get_antenna(&local->hw, tx_ant, rx_ant); + trace_drv_get_antenna(local, *tx_ant, *rx_ant, ret); + return ret; +} + #endif /* __MAC80211_DRIVER_OPS */ diff --git a/net/mac80211/driver-trace.h b/net/mac80211/driver-trace.h index ce734b5..466a509 100644 --- a/net/mac80211/driver-trace.h +++ b/net/mac80211/driver-trace.h @@ -774,6 +774,56 @@ TRACE_EVENT(drv_flush, ) ); +TRACE_EVENT(drv_set_antenna, + TP_PROTO(struct ieee80211_local *local, u8 tx_ant, u8 rx_ant, int ret), + + TP_ARGS(local, tx_ant, rx_ant, ret), + + TP_STRUCT__entry( + LOCAL_ENTRY + __field(u8, tx_ant) + __field(u8, rx_ant) + __field(int, ret) + ), + + TP_fast_assign( + LOCAL_ASSIGN; + __entry->tx_ant = tx_ant; + __entry->rx_ant = rx_ant; + __entry->ret = ret; + ), + + TP_printk( + LOCAL_PR_FMT " tx_ant:%d rx_ant:%d ret:%d", + LOCAL_PR_ARG, __entry->tx_ant, __entry->rx_ant, __entry->ret + ) +); + +TRACE_EVENT(drv_get_antenna, + TP_PROTO(struct ieee80211_local *local, u8 tx_ant, u8 rx_ant, int ret), + + TP_ARGS(local, tx_ant, rx_ant, ret), + + TP_STRUCT__entry( + LOCAL_ENTRY + __field(u8, tx_ant) + __field(u8, rx_ant) + __field(int, ret) + ), + + TP_fast_assign( + LOCAL_ASSIGN; + __entry->tx_ant = tx_ant; + __entry->rx_ant = rx_ant; + __entry->ret = ret; + ), + + TP_printk( + LOCAL_PR_FMT " tx_ant:%d rx_ant:%d ret:%d", + LOCAL_PR_ARG, __entry->tx_ant, __entry->rx_ant, __entry->ret + ) +); + /* * Tracing for API calls that drivers call. */ -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html