From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 21878A0093 for ; Mon, 7 Mar 2022 16:10:45 +0100 (CET) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 157224068F; Mon, 7 Mar 2022 16:10:45 +0100 (CET) Received: from relay.smtp-ext.broadcom.com (relay.smtp-ext.broadcom.com [192.19.166.231]) by mails.dpdk.org (Postfix) with ESMTP id EF05C411CE for ; Mon, 7 Mar 2022 16:10:43 +0100 (CET) Received: from dhcp-10-123-153-22.dhcp.broadcom.net (bgccx-dev-host-lnx2.bec.broadcom.net [10.123.153.22]) by relay.smtp-ext.broadcom.com (Postfix) with ESMTP id 4812FC0000E8; Mon, 7 Mar 2022 07:10:42 -0800 (PST) DKIM-Filter: OpenDKIM Filter v2.11.0 relay.smtp-ext.broadcom.com 4812FC0000E8 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=broadcom.com; s=dkimrelay; t=1646665843; bh=08avtzy82BtdSF1GG7m5MqGo26jO4/8AvhhxOTs/qjg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=iKApcw5h0KkeLsf0f4kPEE8+rZZgO1wxTDpog+kz3/aAe8qyoQglDfsS63lZlyqo1 K7tCs7xWQ+XQgO8zntcuzpxKQPzpuO+opkvmTrI4KGSZ++6GxEAt7hQroLgI0KaLK+ nYoUwepGxcipGGbyO7DjjFFTdrgKJ+mB5ICTXIbM= From: Kalesh A P To: stable@dpdk.org Cc: christian.ehrhardt@canonical.com, ajit.khaparde@broadcom.com Subject: [PATCH 19.11 3/8] net/bnxt: fix multicast address set Date: Mon, 7 Mar 2022 20:40:31 +0530 Message-Id: <20220307151036.7116-4-kalesh-anakkur.purayil@broadcom.com> X-Mailer: git-send-email 2.10.1 In-Reply-To: <20220307151036.7116-1-kalesh-anakkur.purayil@broadcom.com> References: <20220307151036.7116-1-kalesh-anakkur.purayil@broadcom.com> X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: stable-bounces@dpdk.org From: Kalesh AP [ upstream commit 4dc9409e01b41a8cd8d53bcc38344666fd42a7c9 ] Fix bnxt_dev_set_mc_addr_list_op. Fix to cache the multicast mac addresses added to the port to the driver private structure memory. Use this cached mc list to program the FW. This fixes an issue where multicast packets reception is successful only if the multicast mac address of the packets is the first one in the multicast address list of the port. This is in preparation for another fix in the series. Fixes: d69851df12b2 ("net/bnxt: support multicast filter and set MAC addr") Signed-off-by: Kalesh AP Reviewed-by: Ajit Khaparde Reviewed-by: Somnath Kotur --- drivers/net/bnxt/bnxt.h | 5 +++++ drivers/net/bnxt/bnxt_ethdev.c | 34 +++++++++++++++++++++++++--------- drivers/net/bnxt/bnxt_hwrm.c | 4 ++-- drivers/net/bnxt/bnxt_vnic.c | 7 +------ drivers/net/bnxt/bnxt_vnic.h | 4 ---- 5 files changed, 33 insertions(+), 21 deletions(-) diff --git a/drivers/net/bnxt/bnxt.h b/drivers/net/bnxt/bnxt.h index 73001b1..31cc60a 100644 --- a/drivers/net/bnxt/bnxt.h +++ b/drivers/net/bnxt/bnxt.h @@ -710,6 +710,11 @@ struct bnxt { struct bnxt_error_recovery_info *recovery_info; struct bnxt_ring_stats *prev_rx_ring_stats; struct bnxt_ring_stats *prev_tx_ring_stats; + +#define BNXT_MAX_MC_ADDRS 16 + struct rte_ether_addr *mcast_addr_list; + rte_iova_t mc_list_dma_addr; + uint32_t nb_mc_addr; }; static diff --git a/drivers/net/bnxt/bnxt_ethdev.c b/drivers/net/bnxt/bnxt_ethdev.c index 4a1c1d7..6bd072e 100644 --- a/drivers/net/bnxt/bnxt_ethdev.c +++ b/drivers/net/bnxt/bnxt_ethdev.c @@ -2281,9 +2281,8 @@ bnxt_dev_set_mc_addr_list_op(struct rte_eth_dev *eth_dev, uint32_t nb_mc_addr) { struct bnxt *bp = eth_dev->data->dev_private; - char *mc_addr_list = (char *)mc_addr_set; struct bnxt_vnic_info *vnic; - uint32_t off = 0, i = 0; + uint32_t i = 0; int rc; rc = is_bnxt_in_error(bp); @@ -2292,6 +2291,8 @@ bnxt_dev_set_mc_addr_list_op(struct rte_eth_dev *eth_dev, vnic = BNXT_GET_DEFAULT_VNIC(bp); + bp->nb_mc_addr = nb_mc_addr; + if (nb_mc_addr > BNXT_MAX_MC_ADDRS) { vnic->flags |= BNXT_VNIC_INFO_ALLMULTI; goto allmulti; @@ -2299,14 +2300,10 @@ bnxt_dev_set_mc_addr_list_op(struct rte_eth_dev *eth_dev, /* TODO Check for Duplicate mcast addresses */ vnic->flags &= ~BNXT_VNIC_INFO_ALLMULTI; - for (i = 0; i < nb_mc_addr; i++) { - memcpy(vnic->mc_list + off, &mc_addr_list[i], - RTE_ETHER_ADDR_LEN); - off += RTE_ETHER_ADDR_LEN; - } + for (i = 0; i < nb_mc_addr; i++) + rte_ether_addr_copy(&mc_addr_set[i], &bp->mcast_addr_list[i]); - vnic->mc_addr_cnt = i; - if (vnic->mc_addr_cnt) + if (bp->nb_mc_addr) vnic->flags |= BNXT_VNIC_INFO_MCAST; else vnic->flags &= ~BNXT_VNIC_INFO_MCAST; @@ -4962,6 +4959,23 @@ static int bnxt_setup_mac_addr(struct rte_eth_dev *eth_dev) /* Copy the permanent MAC from the FUNC_QCAPS response */ memcpy(ð_dev->data->mac_addrs[0], bp->mac_addr, RTE_ETHER_ADDR_LEN); + /* + * Allocate memory to hold multicast mac addresses added. + * Used to restore them during reset recovery + */ + bp->mcast_addr_list = rte_zmalloc("bnxt_mcast_addr_tbl", + sizeof(struct rte_ether_addr) * + BNXT_MAX_MC_ADDRS, 0); + if (bp->mcast_addr_list == NULL) { + PMD_DRV_LOG(ERR, "Failed to allocate multicast addr table\n"); + return -ENOMEM; + } + bp->mc_list_dma_addr = rte_malloc_virt2iova(bp->mcast_addr_list); + if (bp->mc_list_dma_addr == RTE_BAD_IOVA) { + PMD_DRV_LOG(ERR, "Fail to map mcast_addr_list to physical memory\n"); + return -ENOMEM; + } + return rc; } @@ -5249,6 +5263,8 @@ bnxt_uninit_resources(struct bnxt *bp, bool reconfig_dev) rte_free(bp->recovery_info); bp->recovery_info = NULL; } + rte_free(bp->mcast_addr_list); + bp->mcast_addr_list = NULL; } bnxt_uninit_locks(bp); diff --git a/drivers/net/bnxt/bnxt_hwrm.c b/drivers/net/bnxt/bnxt_hwrm.c index 6ab8ca7..472bb7c 100644 --- a/drivers/net/bnxt/bnxt_hwrm.c +++ b/drivers/net/bnxt/bnxt_hwrm.c @@ -308,8 +308,8 @@ int bnxt_hwrm_cfa_l2_set_rx_mask(struct bnxt *bp, mask |= HWRM_CFA_L2_SET_RX_MASK_INPUT_MASK_ALL_MCAST; } else if (vnic->flags & BNXT_VNIC_INFO_MCAST) { mask |= HWRM_CFA_L2_SET_RX_MASK_INPUT_MASK_MCAST; - req.num_mc_entries = rte_cpu_to_le_32(vnic->mc_addr_cnt); - req.mc_tbl_addr = rte_cpu_to_le_64(vnic->mc_list_dma_addr); + req.num_mc_entries = rte_cpu_to_le_32(bp->nb_mc_addr); + req.mc_tbl_addr = rte_cpu_to_le_64(bp->mc_list_dma_addr); } if (vlan_table) { if (!(mask & HWRM_CFA_L2_SET_RX_MASK_INPUT_MASK_VLAN_NONVLAN)) diff --git a/drivers/net/bnxt/bnxt_vnic.c b/drivers/net/bnxt/bnxt_vnic.c index 19a4372..8a35f7f 100644 --- a/drivers/net/bnxt/bnxt_vnic.c +++ b/drivers/net/bnxt/bnxt_vnic.c @@ -126,8 +126,7 @@ int bnxt_alloc_vnic_attributes(struct bnxt *bp) int i; rte_iova_t mz_phys_addr; - entry_length = HW_HASH_KEY_SIZE + - BNXT_MAX_MC_ADDRS * RTE_ETHER_ADDR_LEN; + entry_length = HW_HASH_KEY_SIZE; if (BNXT_CHIP_THOR(bp)) rss_table_size = BNXT_RSS_TBL_SIZE_THOR * @@ -169,10 +168,6 @@ int bnxt_alloc_vnic_attributes(struct bnxt *bp) vnic->rss_hash_key_dma_addr = vnic->rss_table_dma_addr + rss_table_size; - vnic->mc_list = (void *)((char *)vnic->rss_hash_key + - HW_HASH_KEY_SIZE); - vnic->mc_list_dma_addr = vnic->rss_hash_key_dma_addr + - HW_HASH_KEY_SIZE; bnxt_prandom_bytes(vnic->rss_hash_key, HW_HASH_KEY_SIZE); } diff --git a/drivers/net/bnxt/bnxt_vnic.h b/drivers/net/bnxt/bnxt_vnic.h index f447710..80df2c5 100644 --- a/drivers/net/bnxt/bnxt_vnic.h +++ b/drivers/net/bnxt/bnxt_vnic.h @@ -29,10 +29,6 @@ struct bnxt_vnic_info { uint16_t *rss_table; rte_iova_t rss_hash_key_dma_addr; void *rss_hash_key; - rte_iova_t mc_list_dma_addr; - char *mc_list; - uint32_t mc_addr_cnt; -#define BNXT_MAX_MC_ADDRS 16 uint32_t flags; #define BNXT_VNIC_INFO_PROMISC (1 << 0) #define BNXT_VNIC_INFO_ALLMULTI (1 << 1) -- 2.10.1