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mac80211: A-MPDU Tx add MLME structures 

This patch adds the needed structures to describe the Tx aggregation MLME
per STA
new:
 - struct tid_ampdu_tx: TID aggregation information (Tx)
changed:
 - struct sta_ampdu_mlme: Tx aggregation information per TID and
			  dialog token creator were added
 - struct sta_info: tid_to_tx_q added for tid<->tx queue mapping

Signed-off-by: Ron Rindjunsky <ron.rindjunsky@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Ron Rindjunsky 2008-01-28 14:07:16 +02:00 committed by John W. Linville
parent 0df3ef45a3
commit 80656c2031
1 changed files with 33 additions and 3 deletions
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36
net/mac80211/sta_info.h
View File

@ -33,13 +33,36 @@
#define STA_TID_NUM 16
#define ADDBA_RESP_INTERVAL HZ
#define HT_AGG_MAX_RETRIES (0x3)
#define HT_AGG_STATE_INITIATOR_SHIFT (4)
#define HT_ADDBA_REQUESTED_MSK BIT(0)
#define HT_ADDBA_DRV_READY_MSK BIT(1)
#define HT_ADDBA_RECEIVED_MSK BIT(2)
#define HT_AGG_STATE_REQ_STOP_BA_MSK BIT(3)
#define HT_AGG_STATE_INITIATOR_MSK BIT(HT_AGG_STATE_INITIATOR_SHIFT)
#define HT_AGG_STATE_IDLE (0x0)
#define HT_AGG_STATE_OPERATIONAL (0x7)
#define HT_AGG_STATE_OPERATIONAL (HT_ADDBA_REQUESTED_MSK | \
HT_ADDBA_DRV_READY_MSK | \
HT_ADDBA_RECEIVED_MSK)
/**
* struct tid_ampdu_tx - TID aggregation information (Tx).
*
* @state: TID's state in session state machine.
* @dialog_token: dialog token for aggregation session
* @ssn: Starting Sequence Number expected to be aggregated.
* @addba_resp_timer: timer for peer's response to addba request
* @addba_req_num: number of times addBA request has been sent.
*/
struct tid_ampdu_tx {
u8 state;
u8 dialog_token;
u16 ssn;
struct timer_list addba_resp_timer;
u8 addba_req_num;
};
/**
* struct tid_ampdu_rx - TID aggregation information (Rx).
@ -69,12 +92,18 @@ struct tid_ampdu_rx {
/**
* struct sta_ampdu_mlme - STA aggregation information.
*
* @tid_agg_info_rx: aggregation info for Rx per TID
* @tid_rx: aggregation info for Rx per TID
* @tid_tx: aggregation info for Tx per TID
* @ampdu_rx: for locking sections in aggregation Rx flow
* @ampdu_tx: for locking sectionsi in aggregation Tx flow
* @dialog_token_allocator: dialog token enumerator for each new session;
*/
struct sta_ampdu_mlme {
struct tid_ampdu_rx tid_rx[STA_TID_NUM];
struct tid_ampdu_tx tid_tx[STA_TID_NUM];
spinlock_t ampdu_rx;
spinlock_t ampdu_tx;
u8 dialog_token_allocator;
};
struct sta_info {
@ -148,6 +177,7 @@ struct sta_info {
of this STA */
struct sta_ampdu_mlme ampdu_mlme;
u8 timer_to_tid[STA_TID_NUM]; /* convert timer id to tid */
u8 tid_to_tx_q[STA_TID_NUM]; /* map tid to tx queue */
#ifdef CONFIG_MAC80211_DEBUGFS
struct sta_info_debugfsdentries {