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-rw-r--r--include/net/mac80211.h51
1 files changed, 33 insertions, 18 deletions
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 2c10eac637d8..3754ea405c88 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -219,7 +219,7 @@ struct ieee80211_bss_conf {
*
* These flags are used with the @flags member of &ieee80211_tx_info.
*
- * @IEEE80211_TX_CTL_REQ_TX_STATUS: request TX status callback for this frame.
+ * @IEEE80211_TX_CTL_REQ_TX_STATUS: require TX status callback for this frame.
* @IEEE80211_TX_CTL_ASSIGN_SEQ: The driver has to assign a sequence
* number to this frame, taking care of not overwriting the fragment
* number and increasing the sequence number only when the
@@ -390,10 +390,12 @@ struct ieee80211_tx_rate {
* @control: union for control data
* @status: union for status data
* @driver_data: array of driver_data pointers
- * @ampdu_ack_len: number of aggregated frames.
+ * @ampdu_ack_len: number of acked aggregated frames.
* relevant only if IEEE80211_TX_STATUS_AMPDU was set.
* @ampdu_ack_map: block ack bit map for the aggregation.
* relevant only if IEEE80211_TX_STATUS_AMPDU was set.
+ * @ampdu_len: number of aggregated frames.
+ * relevant only if IEEE80211_TX_STATUS_AMPDU was set.
* @ack_signal: signal strength of the ACK frame
*/
struct ieee80211_tx_info {
@@ -428,7 +430,8 @@ struct ieee80211_tx_info {
u8 ampdu_ack_len;
u64 ampdu_ack_map;
int ack_signal;
- /* 8 bytes free */
+ u8 ampdu_len;
+ /* 7 bytes free */
} status;
struct {
struct ieee80211_tx_rate driver_rates[
@@ -852,6 +855,19 @@ enum ieee80211_tkip_key_type {
* any particular flags. There are some exceptions to this rule,
* however, so you are advised to review these flags carefully.
*
+ * @IEEE80211_HW_HAS_RATE_CONTROL:
+ * The hardware or firmware includes rate control, and cannot be
+ * controlled by the stack. As such, no rate control algorithm
+ * should be instantiated, and the TX rate reported to userspace
+ * will be taken from the TX status instead of the rate control
+ * algorithm.
+ * Note that this requires that the driver implement a number of
+ * callbacks so it has the correct information, it needs to have
+ * the @set_rts_threshold callback and must look at the BSS config
+ * @use_cts_prot for G/N protection, @use_short_slot for slot
+ * timing in 2.4 GHz and @use_short_preamble for preambles for
+ * CCK frames.
+ *
* @IEEE80211_HW_RX_INCLUDES_FCS:
* Indicates that received frames passed to the stack include
* the FCS at the end.
@@ -910,6 +926,7 @@ enum ieee80211_tkip_key_type {
* avoid waking up cpu.
*/
enum ieee80211_hw_flags {
+ IEEE80211_HW_HAS_RATE_CONTROL = 1<<0,
IEEE80211_HW_RX_INCLUDES_FCS = 1<<1,
IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING = 1<<2,
IEEE80211_HW_2GHZ_SHORT_SLOT_INCAPABLE = 1<<3,
@@ -1505,6 +1522,7 @@ struct ieee80211_ops {
void (*reset_tsf)(struct ieee80211_hw *hw);
int (*tx_last_beacon)(struct ieee80211_hw *hw);
int (*ampdu_action)(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
enum ieee80211_ampdu_mlme_action action,
struct ieee80211_sta *sta, u16 tid, u16 *ssn);
@@ -2026,8 +2044,7 @@ void ieee80211_queue_delayed_work(struct ieee80211_hw *hw,
/**
* ieee80211_start_tx_ba_session - Start a tx Block Ack session.
- * @hw: pointer as obtained from ieee80211_alloc_hw().
- * @ra: receiver address of the BA session recipient
+ * @sta: the station for which to start a BA session
* @tid: the TID to BA on.
*
* Return: success if addBA request was sent, failure otherwise
@@ -2036,22 +2053,22 @@ void ieee80211_queue_delayed_work(struct ieee80211_hw *hw,
* the need to start aggregation on a certain RA/TID, the session level
* will be managed by the mac80211.
*/
-int ieee80211_start_tx_ba_session(struct ieee80211_hw *hw, u8 *ra, u16 tid);
+int ieee80211_start_tx_ba_session(struct ieee80211_sta *sta, u16 tid);
/**
* ieee80211_start_tx_ba_cb - low level driver ready to aggregate.
- * @hw: pointer as obtained from ieee80211_alloc_hw().
+ * @vif: &struct ieee80211_vif pointer from &struct ieee80211_if_init_conf
* @ra: receiver address of the BA session recipient.
* @tid: the TID to BA on.
*
* This function must be called by low level driver once it has
* finished with preparations for the BA session.
*/
-void ieee80211_start_tx_ba_cb(struct ieee80211_hw *hw, u8 *ra, u16 tid);
+void ieee80211_start_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u16 tid);
/**
* ieee80211_start_tx_ba_cb_irqsafe - low level driver ready to aggregate.
- * @hw: pointer as obtained from ieee80211_alloc_hw().
+ * @vif: &struct ieee80211_vif pointer from &struct ieee80211_if_init_conf
* @ra: receiver address of the BA session recipient.
* @tid: the TID to BA on.
*
@@ -2059,13 +2076,12 @@ void ieee80211_start_tx_ba_cb(struct ieee80211_hw *hw, u8 *ra, u16 tid);
* finished with preparations for the BA session.
* This version of the function is IRQ-safe.
*/
-void ieee80211_start_tx_ba_cb_irqsafe(struct ieee80211_hw *hw, const u8 *ra,
+void ieee80211_start_tx_ba_cb_irqsafe(struct ieee80211_vif *vif, const u8 *ra,
u16 tid);
/**
* ieee80211_stop_tx_ba_session - Stop a Block Ack session.
- * @hw: pointer as obtained from ieee80211_alloc_hw().
- * @ra: receiver address of the BA session recipient
+ * @sta: the station whose BA session to stop
* @tid: the TID to stop BA.
* @initiator: if indicates initiator DELBA frame will be sent.
*
@@ -2075,24 +2091,23 @@ void ieee80211_start_tx_ba_cb_irqsafe(struct ieee80211_hw *hw, const u8 *ra,
* the need to stop aggregation on a certain RA/TID, the session level
* will be managed by the mac80211.
*/
-int ieee80211_stop_tx_ba_session(struct ieee80211_hw *hw,
- u8 *ra, u16 tid,
+int ieee80211_stop_tx_ba_session(struct ieee80211_sta *sta, u16 tid,
enum ieee80211_back_parties initiator);
/**
* ieee80211_stop_tx_ba_cb - low level driver ready to stop aggregate.
- * @hw: pointer as obtained from ieee80211_alloc_hw().
+ * @vif: &struct ieee80211_vif pointer from &struct ieee80211_if_init_conf
* @ra: receiver address of the BA session recipient.
* @tid: the desired TID to BA on.
*
* This function must be called by low level driver once it has
* finished with preparations for the BA session tear down.
*/
-void ieee80211_stop_tx_ba_cb(struct ieee80211_hw *hw, u8 *ra, u8 tid);
+void ieee80211_stop_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u8 tid);
/**
* ieee80211_stop_tx_ba_cb_irqsafe - low level driver ready to stop aggregate.
- * @hw: pointer as obtained from ieee80211_alloc_hw().
+ * @vif: &struct ieee80211_vif pointer from &struct ieee80211_if_init_conf
* @ra: receiver address of the BA session recipient.
* @tid: the desired TID to BA on.
*
@@ -2100,7 +2115,7 @@ void ieee80211_stop_tx_ba_cb(struct ieee80211_hw *hw, u8 *ra, u8 tid);
* finished with preparations for the BA session tear down.
* This version of the function is IRQ-safe.
*/
-void ieee80211_stop_tx_ba_cb_irqsafe(struct ieee80211_hw *hw, const u8 *ra,
+void ieee80211_stop_tx_ba_cb_irqsafe(struct ieee80211_vif *vif, const u8 *ra,
u16 tid);
/**
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