d/freebsd-nq
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

only invoke ath_rate_tx_complete to update rate control state when the

Browse Source 
frame being sent is to be ack'd and hasn't been filtered by the h/w;
this insures we don't pass in tx descriptors that have no meaningful
state (e.g. mcast/bcast frames are not acked and so have no tx retry
counts)

Approved by:	re (scottl)
Obtained from:	Atheros
This commit is contained in:
Sam Leffler 2005-07-07 00:04:50 +00:00
parent 1729745e80
commit 8f40943151
2 changed files with 5 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
sys/dev/ath/if_ath.c
View File

@ -3534,6 +3534,7 @@ ath_tx_start(struct ath_softc *sc, struct ieee80211_node *ni, struct ath_buf *bf
, ctsrate /* rts/cts rate */
, ctsduration /* rts/cts duration */
);
bf->bf_flags = flags;
/*
* Setup the multi-rate retry state only when we're
* going to use it. This assumes ath_hal_setuptxdesc
@ -3709,7 +3710,9 @@ ath_tx_processq(struct ath_softc *sc, struct ath_txq *txq)
/*
* Hand the descriptor to the rate control algorithm.
*/
ath_rate_tx_complete(sc, an, ds, ds0);
if ((ds->ds_txstat.ts_status & HAL_TXERR_FILT) == 0 &&
(bf->bf_flags & HAL_TXDESC_NOACK) == 0)
ath_rate_tx_complete(sc, an, ds, ds0);
/*
* Reclaim reference to node.
*

1
sys/dev/ath/if_athvar.h
View File

@ -98,6 +98,7 @@ struct ath_node {
struct ath_buf {
STAILQ_ENTRY(ath_buf) bf_list;
int bf_nseg;
int bf_flags; /* tx descriptor flags */
struct ath_desc *bf_desc; /* virtual addr of desc */
bus_addr_t bf_daddr; /* physical addr of desc */
bus_dmamap_t bf_dmamap; /* DMA map for mbuf chain */