From bade226899d2aefb0457b71c69422415c5da1210 Mon Sep 17 00:00:00 2001 From: ru Date: Sun, 11 Apr 2004 20:34:08 +0000 Subject: Implemented per-interface polling(4) control. --- sys/pci/if_sis.c | 15 ++++++++++++++- 1 file changed, 14 insertions(+), 1 deletion(-) (limited to 'sys/pci') diff --git a/sys/pci/if_sis.c b/sys/pci/if_sis.c index 3ede4cc..8aef8db 100644 --- a/sys/pci/if_sis.c +++ b/sys/pci/if_sis.c @@ -1391,6 +1391,11 @@ sis_attach(dev) ifp->if_data.ifi_hdrlen = sizeof(struct ether_vlan_header); ifp->if_capabilities |= IFCAP_VLAN_MTU; +#ifdef DEVICE_POLLING + ifp->if_capabilities |= IFCAP_POLLING; +#endif + ifp->if_capenable = ifp->if_capabilities; + /* Hook interrupt last to avoid having to lock softc */ error = bus_setup_intr(dev, sc->sis_irq, INTR_TYPE_NET | INTR_MPSAFE, sis_intr, sc, &sc->sis_intrhand); @@ -1773,6 +1778,10 @@ sis_poll(struct ifnet *ifp, enum poll_cmd cmd, int count) struct sis_softc *sc = ifp->if_softc; SIS_LOCK(sc); + if (!(ifp->if_capenable & IFCAP_POLLING)) { + ether_poll_deregister(ifp); + cmd = POLL_DEREGISTER; + } if (cmd == POLL_DEREGISTER) { /* final call, enable interrupts */ CSR_WRITE_4(sc, SIS_IER, 1); goto done; @@ -1829,7 +1838,8 @@ sis_intr(arg) #ifdef DEVICE_POLLING if (ifp->if_flags & IFF_POLLING) goto done; - if (ether_poll_register(sis_poll, ifp)) { /* ok, disable interrupts */ + if ((ifp->if_capenable & IFCAP_POLLING) && + ether_poll_register(sis_poll, ifp)) { /* ok, disable interrupts */ CSR_WRITE_4(sc, SIS_IER, 0); goto done; } @@ -2329,6 +2339,9 @@ sis_ioctl(ifp, command, data) error = ifmedia_ioctl(ifp, ifr, &mii->mii_media, command); SIS_UNLOCK(sc); break; + case SIOCSIFCAP: + ifp->if_capenable = ifr->ifr_reqcap; + break; default: error = ether_ioctl(ifp, command, data); break; -- cgit v1.1