diff options
Diffstat (limited to 'drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c')
| -rw-r--r-- | drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c index edb79e9665dc..83b23dffae38 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c @@ -536,6 +536,11 @@ void brcmf_txfinalize(struct brcmf_if *ifp, struct sk_buff *txp, bool success) struct ethhdr *eh; u16 type; + if (!ifp) { + brcmu_pkt_buf_free_skb(txp); + return; + } + eh = (struct ethhdr *)(txp->data); type = ntohs(eh->h_proto); @@ -1469,3 +1474,177 @@ void __exit brcmf_core_exit(void) brcmf_pcie_exit(); } +int +brcmf_pktfilter_add_remove(struct net_device *ndev, int filter_num, bool add) +{ + struct brcmf_if *ifp = netdev_priv(ndev); + struct brcmf_pub *drvr = ifp->drvr; + struct brcmf_pkt_filter_le *pkt_filter; + int filter_fixed_len = offsetof(struct brcmf_pkt_filter_le, u); + int pattern_fixed_len = offsetof(struct brcmf_pkt_filter_pattern_le, + mask_and_pattern); + u16 mask_and_pattern[MAX_PKTFILTER_PATTERN_SIZE]; + int buflen = 0; + int ret = 0; + + brcmf_dbg(INFO, "%s packet filter number %d\n", + (add ? "add" : "remove"), filter_num); + + pkt_filter = kzalloc(sizeof(*pkt_filter) + + (MAX_PKTFILTER_PATTERN_SIZE * 2), GFP_ATOMIC); + if (!pkt_filter) + return -ENOMEM; + + switch (filter_num) { + case BRCMF_UNICAST_FILTER_NUM: + pkt_filter->id = 100; + pkt_filter->type = 0; + pkt_filter->negate_match = 0; + pkt_filter->u.pattern.offset = 0; + pkt_filter->u.pattern.size_bytes = 1; + mask_and_pattern[0] = 0x0001; + break; + case BRCMF_BROADCAST_FILTER_NUM: + //filter_pattern = "101 0 0 0 0xFFFFFFFFFFFF 0xFFFFFFFFFFFF"; + pkt_filter->id = 101; + pkt_filter->type = 0; + pkt_filter->negate_match = 0; + pkt_filter->u.pattern.offset = 0; + pkt_filter->u.pattern.size_bytes = 6; + mask_and_pattern[0] = 0xFFFF; + mask_and_pattern[1] = 0xFFFF; + mask_and_pattern[2] = 0xFFFF; + mask_and_pattern[3] = 0xFFFF; + mask_and_pattern[4] = 0xFFFF; + mask_and_pattern[5] = 0xFFFF; + break; + case BRCMF_MULTICAST4_FILTER_NUM: + //filter_pattern = "102 0 0 0 0xFFFFFF 0x01005E"; + pkt_filter->id = 102; + pkt_filter->type = 0; + pkt_filter->negate_match = 0; + pkt_filter->u.pattern.offset = 0; + pkt_filter->u.pattern.size_bytes = 3; + mask_and_pattern[0] = 0xFFFF; + mask_and_pattern[1] = 0x01FF; + mask_and_pattern[2] = 0x5E00; + break; + case BRCMF_MULTICAST6_FILTER_NUM: + //filter_pattern = "103 0 0 0 0xFFFF 0x3333"; + pkt_filter->id = 103; + pkt_filter->type = 0; + pkt_filter->negate_match = 0; + pkt_filter->u.pattern.offset = 0; + pkt_filter->u.pattern.size_bytes = 2; + mask_and_pattern[0] = 0xFFFF; + mask_and_pattern[1] = 0x3333; + break; + case BRCMF_MDNS_FILTER_NUM: + //filter_pattern = "104 0 0 0 0xFFFFFFFFFFFF 0x01005E0000FB"; + pkt_filter->id = 104; + pkt_filter->type = 0; + pkt_filter->negate_match = 0; + pkt_filter->u.pattern.offset = 0; + pkt_filter->u.pattern.size_bytes = 6; + mask_and_pattern[0] = 0xFFFF; + mask_and_pattern[1] = 0xFFFF; + mask_and_pattern[2] = 0xFFFF; + mask_and_pattern[3] = 0x0001; + mask_and_pattern[4] = 0x005E; + mask_and_pattern[5] = 0xFB00; + break; + case BRCMF_ARP_FILTER_NUM: + //filter_pattern = "105 0 0 12 0xFFFF 0x0806"; + pkt_filter->id = 105; + pkt_filter->type = 0; + pkt_filter->negate_match = 0; + pkt_filter->u.pattern.offset = 12; + pkt_filter->u.pattern.size_bytes = 2; + mask_and_pattern[0] = 0xFFFF; + mask_and_pattern[1] = 0x0608; + break; + case BRCMF_BROADCAST_ARP_FILTER_NUM: + //filter_pattern = "106 0 0 0 + //0xFFFFFFFFFFFF0000000000000806 + //0xFFFFFFFFFFFF0000000000000806"; + pkt_filter->id = 106; + pkt_filter->type = 0; + pkt_filter->negate_match = 0; + pkt_filter->u.pattern.offset = 0; + pkt_filter->u.pattern.size_bytes = 14; + mask_and_pattern[0] = 0xFFFF; + mask_and_pattern[1] = 0xFFFF; + mask_and_pattern[2] = 0xFFFF; + mask_and_pattern[3] = 0x0000; + mask_and_pattern[4] = 0x0000; + mask_and_pattern[5] = 0x0000; + mask_and_pattern[6] = 0x0608; + mask_and_pattern[7] = 0xFFFF; + mask_and_pattern[8] = 0xFFFF; + mask_and_pattern[9] = 0xFFFF; + mask_and_pattern[10] = 0x0000; + mask_and_pattern[11] = 0x0000; + mask_and_pattern[12] = 0x0000; + mask_and_pattern[13] = 0x0608; + break; + default: + ret = -EINVAL; + goto failed; + } + memcpy(pkt_filter->u.pattern.mask_and_pattern, mask_and_pattern, + pkt_filter->u.pattern.size_bytes * 2); + buflen = filter_fixed_len + pattern_fixed_len + + pkt_filter->u.pattern.size_bytes * 2; + + if (add) { + /* Add filter */ + ret = brcmf_fil_iovar_data_set(ifp, "pkt_filter_add", + pkt_filter, buflen); + if (ret) + goto failed; + drvr->pkt_filter[filter_num].id = pkt_filter->id; + drvr->pkt_filter[filter_num].enable = 0; + + } else { + /* Delete filter */ + ret = brcmf_fil_iovar_int_set(ifp, "pkt_filter_delete", + pkt_filter->id); + if (ret == -ENOENT) + ret = 0; + if (ret) + goto failed; + + drvr->pkt_filter[filter_num].id = 0; + drvr->pkt_filter[filter_num].enable = 0; + } +failed: + if (ret) + brcmf_err("%s packet filter failed, ret=%d\n", + (add ? "add" : "remove"), ret); + + kfree(pkt_filter); + return ret; +} + +int brcmf_pktfilter_enable(struct net_device *ndev, bool enable) +{ + struct brcmf_if *ifp = netdev_priv(ndev); + struct brcmf_pub *drvr = ifp->drvr; + int ret = 0; + int idx = 0; + + for (idx = 0; idx < MAX_PKT_FILTER_COUNT; ++idx) { + if (drvr->pkt_filter[idx].id != 0) { + drvr->pkt_filter[idx].enable = enable; + ret = brcmf_fil_iovar_data_set(ifp, "pkt_filter_enable", + &drvr->pkt_filter[idx], + sizeof(struct brcmf_pkt_filter_enable_le)); + if (ret) { + brcmf_err("%s packet filter id(%d) failed, ret=%d\n", + (enable ? "enable" : "disable"), + drvr->pkt_filter[idx].id, ret); + } + } + } + return ret; +} |