Implemented per-interface polling(4) control.

This commit is contained in:
Ruslan Ermilov 2004-04-11 16:23:16 +00:00
parent 4880b26184
commit 2ea4f0effc

View File

@ -1096,6 +1096,9 @@ rl_attach(dev)
ifp->if_init = rl_init;
ifp->if_baudrate = 10000000;
ifp->if_capabilities = IFCAP_VLAN_MTU;
#ifdef DEVICE_POLLING
ifp->if_capabilities |= IFCAP_POLLING;
#endif
ifp->if_capenable = ifp->if_capabilities;
ifp->if_snd.ifq_maxlen = IFQ_MAXLEN;
@ -1430,6 +1433,10 @@ rl_poll (struct ifnet *ifp, enum poll_cmd cmd, int count)
struct rl_softc *sc = ifp->if_softc;
RL_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_2(sc, RL_IMR, RL_INTRS);
goto done;
@ -1484,7 +1491,8 @@ rl_intr(arg)
#ifdef DEVICE_POLLING
if (ifp->if_flags & IFF_POLLING)
goto done;
if (ether_poll_register(rl_poll, ifp)) { /* ok, disable interrupts */
if ((ifp->if_capenable & IFCAP_POLLING) &&
ether_poll_register(rl_poll, ifp)) { /* ok, disable interrupts */
CSR_WRITE_2(sc, RL_IMR, 0x0000);
rl_poll(ifp, 0, 1);
goto done;
@ -1821,6 +1829,9 @@ rl_ioctl(ifp, command, data)
mii = device_get_softc(sc->rl_miibus);
error = ifmedia_ioctl(ifp, ifr, &mii->mii_media, command);
break;
case SIOCSIFCAP:
ifp->if_capenable = ifr->ifr_reqcap;
break;
default:
error = ether_ioctl(ifp, command, data);
break;