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Code Issues Releases Activity

Convert to if_foreach_llmaddr() KPI.

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This commit is contained in:
Gleb Smirnoff 2019-10-21 18:07:44 +00:00
parent 9c0d672823
commit 33253a3794
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=353826
1 changed files with 45 additions and 37 deletions
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82
sys/dev/sis/if_sis.c
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@ -694,13 +694,29 @@ sis_rxfilter(struct sis_softc *sc)
sis_rxfilter_sis(sc);
}
static u_int
sis_write_maddr(void *arg, struct sockaddr_dl *sdl, u_int cnt)
{
struct sis_softc *sc = arg;
uint32_t h;
int bit, index;
h = sis_mchash(sc, LLADDR(sdl));
index = h >> 3;
bit = h & 0x1F;
CSR_WRITE_4(sc, SIS_RXFILT_CTL, NS_FILTADDR_FMEM_LO + index);
if (bit > 0xF)
bit -= 0x10;
SIS_SETBIT(sc, SIS_RXFILT_DATA, (1 << bit));
return (1);
}
static void
sis_rxfilter_ns(struct sis_softc *sc)
{
struct ifnet *ifp;
struct ifmultiaddr *ifma;
uint32_t h, i, filter;
int bit, index;
uint32_t i, filter;
ifp = sc->sis_ifp;
filter = CSR_READ_4(sc, SIS_RXFILT_CTL);
@ -743,21 +759,7 @@ sis_rxfilter_ns(struct sis_softc *sc)
CSR_WRITE_4(sc, SIS_RXFILT_DATA, 0);
}
if_maddr_rlock(ifp);
CK_STAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) {
if (ifma->ifma_addr->sa_family != AF_LINK)
continue;
h = sis_mchash(sc,
LLADDR((struct sockaddr_dl *)ifma->ifma_addr));
index = h >> 3;
bit = h & 0x1F;
CSR_WRITE_4(sc, SIS_RXFILT_CTL, NS_FILTADDR_FMEM_LO +
index);
if (bit > 0xF)
bit -= 0x10;
SIS_SETBIT(sc, SIS_RXFILT_DATA, (1 << bit));
}
if_maddr_runlock(ifp);
if_foreach_llmaddr(ifp, sis_write_maddr, sc);
}
/* Turn the receive filter on */
@ -765,13 +767,29 @@ sis_rxfilter_ns(struct sis_softc *sc)
CSR_READ_4(sc, SIS_RXFILT_CTL);
}
struct sis_hash_maddr_ctx {
struct sis_softc *sc;
uint16_t hashes[16];
};
static u_int
sis_hash_maddr(void *arg, struct sockaddr_dl *sdl, u_int cnt)
{
struct sis_hash_maddr_ctx *ctx = arg;
uint32_t h;
h = sis_mchash(ctx->sc, LLADDR(sdl));
ctx->hashes[h >> 4] |= 1 << (h & 0xf);
return (1);
}
static void
sis_rxfilter_sis(struct sis_softc *sc)
{
struct ifnet *ifp;
struct ifmultiaddr *ifma;
uint32_t filter, h, i, n;
uint16_t hashes[16];
struct sis_hash_maddr_ctx ctx;
uint32_t filter, i, n;
ifp = sc->sis_ifp;
@ -796,31 +814,21 @@ sis_rxfilter_sis(struct sis_softc *sc)
if (ifp->if_flags & IFF_PROMISC)
filter |= SIS_RXFILTCTL_ALLPHYS;
for (i = 0; i < n; i++)
hashes[i] = ~0;
ctx.hashes[i] = ~0;
} else {
for (i = 0; i < n; i++)
hashes[i] = 0;
i = 0;
if_maddr_rlock(ifp);
CK_STAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) {
if (ifma->ifma_addr->sa_family != AF_LINK)
continue;
h = sis_mchash(sc,
LLADDR((struct sockaddr_dl *)ifma->ifma_addr));
hashes[h >> 4] |= 1 << (h & 0xf);
i++;
}
if_maddr_runlock(ifp);
if (i > n) {
ctx.hashes[i] = 0;
ctx.sc = sc;
if (if_foreach_llmaddr(ifp, sis_hash_maddr, &ctx) > n) {
filter |= SIS_RXFILTCTL_ALLMULTI;
for (i = 0; i < n; i++)
hashes[i] = ~0;
ctx.hashes[i] = ~0;
}
}
for (i = 0; i < n; i++) {
CSR_WRITE_4(sc, SIS_RXFILT_CTL, (4 + i) << 16);
CSR_WRITE_4(sc, SIS_RXFILT_DATA, hashes[i]);
CSR_WRITE_4(sc, SIS_RXFILT_DATA, ctx.hashes[i]);
}
/* Turn the receive filter on */