svn commit: r342676 - head/sys/dev/rtwn/pci

[Andriy Voskoboinyk]

Author: avos
Date: Wed Jan  2 04:56:36 2019
New Revision: 342676
URL: https://svnweb.freebsd.org/changeset/base/342676

Log:
  rtwn_pci(4): use proper bus_dmamap_sync flags after Tx (sync with r342672)
  
  MFC after:	4 days

Modified:
  head/sys/dev/rtwn/pci/rtwn_pci_rx.c

Modified: head/sys/dev/rtwn/pci/rtwn_pci_rx.c
==============================================================================
--- head/sys/dev/rtwn/pci/rtwn_pci_rx.c	Wed Jan  2 04:27:39 2019	(r342675)
+++ head/sys/dev/rtwn/pci/rtwn_pci_rx.c	Wed Jan  2 04:56:36 2019	(r342676)
@@ -197,7 +197,8 @@ rtwn_pci_tx_done(struct rtwn_softc *sc, int qid)
 	RTWN_DPRINTF(sc, RTWN_DEBUG_INTR, "%s: qid %d, last %d, cur %d\n",
 	    __func__, qid, ring->last, ring->cur);
 
-	bus_dmamap_sync(ring->desc_dmat, ring->desc_map, BUS_DMASYNC_POSTREAD);
+	bus_dmamap_sync(ring->desc_dmat, ring->desc_map,
+	    BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);
 
 	while(ring->last != ring->cur) {
 		data = &ring->tx_data[ring->last];