Date: Fri, 3 Jun 2016 14:07:52 GMT From: vincenzo@FreeBSD.org To: svn-soc-all@FreeBSD.org Subject: socsvn commit: r304512 - soc2016/vincenzo/head/sys/dev/netmap Message-ID: <201606031407.u53E7qDf058756@socsvn.freebsd.org>
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Author: vincenzo Date: Fri Jun 3 14:07:52 2016 New Revision: 304512 URL: http://svnweb.FreeBSD.org/socsvn/?view=rev&rev=304512 Log: freebsd: ptnet: implement nm_txsync Modified: soc2016/vincenzo/head/sys/dev/netmap/if_ptnet.c Modified: soc2016/vincenzo/head/sys/dev/netmap/if_ptnet.c ============================================================================== --- soc2016/vincenzo/head/sys/dev/netmap/if_ptnet.c Fri Jun 3 14:07:37 2016 (r304511) +++ soc2016/vincenzo/head/sys/dev/netmap/if_ptnet.c Fri Jun 3 14:07:52 2016 (r304512) @@ -152,6 +152,7 @@ static uint32_t ptnet_nm_ptctl(struct ifnet *ifp, uint32_t cmd); static int ptnet_nm_config(struct netmap_adapter *na, unsigned *txr, unsigned *txd, unsigned *rxr, unsigned *rxd); +static int ptnet_nm_txsync(struct netmap_kring *kring, int flags); static void ptnet_tx_intr(void *opaque); static void ptnet_rx_intr(void *opaque); @@ -331,6 +332,7 @@ na_arg.num_tx_rings = num_tx_rings; na_arg.num_rx_rings = num_rx_rings; na_arg.nm_config = ptnet_nm_config; + na_arg.nm_txsync = ptnet_nm_txsync; netmap_pt_guest_attach(&na_arg, sc->csb, nifp_offset, ptnet_nm_ptctl); @@ -651,6 +653,21 @@ return 0; } +static int +ptnet_nm_txsync(struct netmap_kring *kring, int flags) +{ + struct ptnet_softc *sc = kring->na->ifp->if_softc; + struct ptnet_queue *pq = sc->queues + kring->ring_id; + bool notify; + + notify = netmap_pt_guest_txsync(pq->ptring, kring, flags); + if (notify) { + bus_write_4(sc->iomem, pq->kick, 0); + } + + return 0; +} + static void ptnet_tx_intr(void *opaque) {
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