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dtsec: Support multicast receive.

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Implemented based on the tsec(4) multicast support.  This is the minimum
required to support VLANs.  The hardware does support vlan tagging,
among other acceleration features, which will be added at a later time.

MFC after:	2 weeks
This commit is contained in:
Justin Hibbits 2023-08-25 11:36:35 -04:00
parent b5c4616582
commit db55051729
1 changed files with 32 additions and 1 deletions
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33
sys/dev/dpaa/if_dtsec.c
View file

@ -58,6 +58,7 @@
#include <contrib/ncsw/inc/integrations/dpaa_integration_ext.h>
#include <contrib/ncsw/inc/Peripherals/fm_mac_ext.h>
#include <contrib/ncsw/inc/Peripherals/fm_port_ext.h>
#include <contrib/ncsw/inc/flib/fsl_fman_dtsec.h>
#include <contrib/ncsw/inc/xx_ext.h>
#include "fman.h"
@ -69,6 +70,7 @@
#define DTSEC_MAX_FRAME_SIZE 9600
#define DTSEC_REG_MAXFRM 0x110
#define DTSEC_REG_GADDR(i) (0x0a0 + 4*(i))
/**
* @group dTSEC private defines.
@ -338,6 +340,33 @@ dtsec_set_mtu(struct dtsec_softc *sc, unsigned int mtu)
return (0);
}
static u_int
dtsec_hash_maddr(void *arg, struct sockaddr_dl *sdl, u_int cnt)
{
struct dtsec_softc *sc = arg;
FM_MAC_AddHashMacAddr(sc->sc_mach, (t_EnetAddr *)LLADDR(sdl));
return (1);
}
static void
dtsec_setup_multicast(struct dtsec_softc *sc)
{
int i;
if (if_getflags(sc->sc_ifnet) & IFF_ALLMULTI) {
for (i = 0; i < 8; i++)
bus_write_4(sc->sc_mem, DTSEC_REG_GADDR(i), 0xFFFFFFFF);
return;
}
fman_dtsec_reset_filter_table(rman_get_virtual(sc->sc_mem),
true, false);
if_foreach_llmaddr(sc->sc_ifnet, dtsec_hash_maddr, sc);
}
static int
dtsec_if_enable_locked(struct dtsec_softc *sc)
{
@ -357,6 +386,8 @@ dtsec_if_enable_locked(struct dtsec_softc *sc)
if (error != E_OK)
return (EIO);
dtsec_setup_multicast(sc);
if_setdrvflagbits(sc->sc_ifnet, IFF_DRV_RUNNING, 0);
/* Refresh link state */
@ -686,7 +717,7 @@ dtsec_attach(device_t dev)
if_setsoftc(ifp, sc);
if_setflags(ifp, IFF_SIMPLEX | IFF_BROADCAST);
if_setflags(ifp, IFF_SIMPLEX | IFF_BROADCAST | IFF_MULTICAST);
if_setinitfn(ifp, dtsec_if_init);
if_setstartfn(ifp, dtsec_if_start);
if_setioctlfn(ifp, dtsec_if_ioctl);