dev/ath/if_ath_tx_edma.c

143 ath_tx_alq_edma_push(struct ath_softc *sc, int txq, int nframes,
148 	aq.txq = htobe32(txq);
171 ath_tx_edma_push_staging_list(struct ath_softc *sc, struct ath_txq *txq,
179 	ATH_TXQ_LOCK_ASSERT(txq);
184 	if (txq->axq_fifo_depth >= HAL_TXFIFO_DEPTH)
187 	if (TAILQ_EMPTY(&txq->axq_q))
199 		bf = ATH_TXQ_FIRST(txq);
202 		ATH_TXQ_REMOVE(txq, bf, bf_list);
214 	 * frames from the txq.  Now let's wrap that up
249 			ath_printtxbuf(sc, bfi, txq->axq_qnum, i, 0);
265 	TAILQ_CONCAT(&txq->fifo.axq_q, &sq, bf_list);
267 	txq->fifo.axq_depth += sqdepth;
270 	txq->axq_fifo_depth++;
273 	    __func__, sqdepth, txq->fifo.axq_depth, txq->axq_fifo_depth);
276 	ath_hal_puttxbuf(sc->sc_ah, txq->axq_qnum, bf->bf_daddr);
279 	ath_hal_txstart(sc->sc_ah, txq->axq_qnum);
282 	ath_tx_alq_edma_push(sc, txq->axq_qnum, sqdepth,
283 	    txq->axq_fifo_depth,
284 	    txq->fifo.axq_depth);
294 ath_edma_tx_fifo_fill(struct ath_softc *sc, struct ath_txq *txq)
297 	ATH_TXQ_LOCK_ASSERT(txq);
301 	    txq->axq_qnum);
350 	if (txq->axq_depth >= TX_BATCH_SIZE / 2 &&
351 	    txq->fifo.axq_depth <= TX_BATCH_SIZE) {
352 		ath_tx_edma_push_staging_list(sc, txq, TX_BATCH_SIZE);
366 	else if (txq->axq_aggr_depth > 0 && txq->axq_fifo_depth < 2)
367 		ath_tx_edma_push_staging_list(sc, txq, TX_BATCH_SIZE);
377 	else if (txq->axq_fifo_depth == 0) {
378 		ath_tx_edma_push_staging_list(sc, txq, TX_BATCH_SIZE);
390 ath_edma_dma_restart(struct ath_softc *sc, struct ath_txq *txq)
399 	    txq->axq_qnum);
401 	ATH_TXQ_LOCK_ASSERT(txq);
407 	old_fifo_depth = txq->axq_fifo_depth;
408 	txq->axq_fifo_depth = 0;
418 	TAILQ_FOREACH(bf, &txq->fifo.axq_q, bf_list) {
428 			ath_printtxbuf(sc, bf, txq->axq_qnum, i, 0);
442 		if (txq->axq_fifo_depth >= HAL_TXFIFO_DEPTH) {
446 			    txq->axq_qnum,
447 			    txq->axq_fifo_depth);
454 		    txq->axq_qnum,
455 		    txq->axq_fifo_depth,
469 		ath_hal_puttxbuf(sc->sc_ah, txq->axq_qnum, bf->bf_daddr);
470 		txq->axq_fifo_depth++;
484 		ath_hal_txstart(sc->sc_ah, txq->axq_qnum);
488 	    txq->axq_qnum,
490 	    txq->axq_fifo_depth);
493 	if (txq->axq_fifo_depth != old_fifo_depth) {
497 		    txq->axq_qnum,
499 		    txq->axq_fifo_depth);
516 ath_edma_xmit_handoff_hw(struct ath_softc *sc, struct ath_txq *txq,
520 	ATH_TXQ_LOCK(txq);
527 	 * the queue id in the TX descriptor matches txq->axq_qnum.
532 		txq->axq_aggr_depth++;
535 	ATH_TXQ_INSERT_TAIL(txq, bf, bf_list);
541 	ath_edma_tx_fifo_fill(sc, txq);
542 	ATH_TXQ_UNLOCK(txq);
553 ath_edma_xmit_handoff_mcast(struct ath_softc *sc, struct ath_txq *txq,
561 	ATH_TXQ_LOCK(txq);
565 	if (ATH_TXQ_LAST(txq, axq_q_s) != NULL) {
566 		struct ath_buf *bf_last = ATH_TXQ_LAST(txq, axq_q_s);
586 	ATH_TXQ_INSERT_TAIL(txq, bf, bf_list);
587 	ATH_TXQ_UNLOCK(txq);
608 ath_edma_xmit_handoff(struct ath_softc *sc, struct ath_txq *txq,
613 	    "%s: called; bf=%p, txq=%p, qnum=%d\n",
616 	    txq,
617 	    txq->axq_qnum);
619 	if (txq->axq_qnum == ATH_TXQ_SWQ)
620 		ath_edma_xmit_handoff_mcast(sc, txq, bf);
622 		ath_edma_xmit_handoff_hw(sc, txq, bf);
769 	struct ath_txq *txq;
839 		txq = &sc->sc_txq[ts.ts_queue_id];
841 		ATH_TXQ_LOCK(txq);
842 		bf = ATH_TXQ_FIRST(&txq->fifo);
853 			ATH_TXQ_UNLOCK(txq);
879 		ATH_TXQ_REMOVE(&txq->fifo, bf, bf_list);
881 			txq->axq_aggr_depth--;
887 			txq->axq_fifo_depth--;
898 		    txq->axq_qnum,
899 		    txq->axq_fifo_depth,
900 		    txq->fifo.axq_depth);
903 		ATH_TXQ_UNLOCK(txq);
911 			ATH_TXQ_LOCK(txq);
912 			ath_txq_freeholdingbuf(sc, txq);
913 			ATH_TXQ_UNLOCK(txq);
978 		ath_tx_process_buf_completion(sc, txq, &ts, bf);
988 	 * the txq task for _one_ TXQ.  This should be fixed.