diff options
Diffstat (limited to 'drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c')
| -rw-r--r-- | drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c | 63 |
1 files changed, 59 insertions, 4 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c index 64f45ee1ea3d..27214582fddb 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c @@ -765,7 +765,7 @@ static void hns_dsaf_tbl_tcam_data_ucast_pul( void hns_dsaf_set_promisc_mode(struct dsaf_device *dsaf_dev, u32 en) { - if (!HNS_DSAF_IS_DEBUG(dsaf_dev)) + if (AE_IS_VER1(dsaf_dev->dsaf_ver) && !HNS_DSAF_IS_DEBUG(dsaf_dev)) dsaf_set_dev_bit(dsaf_dev, DSAF_CFG_0_REG, DSAF_CFG_MIX_MODE_S, !!en); } @@ -1384,6 +1384,12 @@ static int hns_dsaf_init(struct dsaf_device *dsaf_dev) if (HNS_DSAF_IS_DEBUG(dsaf_dev)) return 0; + if (AE_IS_VER1(dsaf_dev->dsaf_ver)) + dsaf_dev->tcam_max_num = DSAF_TCAM_SUM; + else + dsaf_dev->tcam_max_num = + DSAF_TCAM_SUM - DSAFV2_MAC_FUZZY_TCAM_NUM; + spin_lock_init(&dsaf_dev->tcam_lock); ret = hns_dsaf_init_hw(dsaf_dev); if (ret) @@ -1439,7 +1445,7 @@ static u16 hns_dsaf_find_soft_mac_entry( u32 i; soft_mac_entry = priv->soft_mac_tbl; - for (i = 0; i < DSAF_TCAM_SUM; i++) { + for (i = 0; i < dsaf_dev->tcam_max_num; i++) { /* invall tab entry */ if ((soft_mac_entry->index != DSAF_INVALID_ENTRY_IDX) && (soft_mac_entry->tcam_key.high.val == mac_key->high.val) && @@ -1464,7 +1470,7 @@ static u16 hns_dsaf_find_empty_mac_entry(struct dsaf_device *dsaf_dev) u32 i; soft_mac_entry = priv->soft_mac_tbl; - for (i = 0; i < DSAF_TCAM_SUM; i++) { + for (i = 0; i < dsaf_dev->tcam_max_num; i++) { /* inv all entry */ if (soft_mac_entry->index == DSAF_INVALID_ENTRY_IDX) /* return find result --soft index */ @@ -2040,7 +2046,7 @@ int hns_dsaf_get_mac_entry_by_index( struct dsaf_tbl_tcam_ucast_cfg mac_uc_data; char mac_addr[ETH_ALEN] = {0}; - if (entry_index >= DSAF_TCAM_SUM) { + if (entry_index >= dsaf_dev->tcam_max_num) { /* find none, del error */ dev_err(dsaf_dev->dev, "get_uc_entry failed, %s\n", dsaf_dev->ae_dev.name); @@ -2732,6 +2738,55 @@ int hns_dsaf_get_regs_count(void) return DSAF_DUMP_REGS_NUM; } +/* Reserve the last TCAM entry for promisc support */ +#define dsaf_promisc_tcam_entry(port) \ + (DSAF_TCAM_SUM - DSAFV2_MAC_FUZZY_TCAM_NUM + (port)) +void hns_dsaf_set_promisc_tcam(struct dsaf_device *dsaf_dev, + u32 port, bool enable) +{ + struct dsaf_drv_priv *priv = hns_dsaf_dev_priv(dsaf_dev); + struct dsaf_drv_soft_mac_tbl *soft_mac_entry = priv->soft_mac_tbl; + u16 entry_index; + struct dsaf_drv_tbl_tcam_key tbl_tcam_data, tbl_tcam_mask; + struct dsaf_tbl_tcam_mcast_cfg mac_data = {0}; + + if ((AE_IS_VER1(dsaf_dev->dsaf_ver)) || HNS_DSAF_IS_DEBUG(dsaf_dev)) + return; + + /* find the tcam entry index for promisc */ + entry_index = dsaf_promisc_tcam_entry(port); + + /* config key mask */ + if (enable) { + memset(&tbl_tcam_data, 0, sizeof(tbl_tcam_data)); + memset(&tbl_tcam_mask, 0, sizeof(tbl_tcam_mask)); + tbl_tcam_data.low.bits.port = port; + tbl_tcam_mask.low.bits.port = 0xf; /* [3:0]: port id */ + + /* SUB_QID */ + dsaf_set_bit(mac_data.tbl_mcast_port_msk[0], + DSAF_SERVICE_NW_NUM, true); + mac_data.tbl_mcast_item_vld = true; /* item_vld bit */ + } else { + mac_data.tbl_mcast_item_vld = false; /* item_vld bit */ + } + + dev_dbg(dsaf_dev->dev, + "set_promisc_entry, %s Mac key(%#x:%#x) entry_index%d\n", + dsaf_dev->ae_dev.name, tbl_tcam_data.high.val, + tbl_tcam_data.low.val, entry_index); + + /* config promisc entry with mask */ + hns_dsaf_tcam_mc_cfg(dsaf_dev, entry_index, + (struct dsaf_tbl_tcam_data *)&tbl_tcam_data, + (struct dsaf_tbl_tcam_data *)&tbl_tcam_mask, + &mac_data); + + /* config software entry */ + soft_mac_entry += entry_index; + soft_mac_entry->index = enable ? entry_index : DSAF_INVALID_ENTRY_IDX; +} + /** * dsaf_probe - probo dsaf dev * @pdev: dasf platform device |