From: Jose Abreu <Jose.Abreu@synopsys.com> To: netdev@vger.kernel.org Cc: Joao Pinto <Joao.Pinto@synopsys.com>, Jose Abreu <Jose.Abreu@synopsys.com>, Giuseppe Cavallaro <peppe.cavallaro@st.com>, Alexandre Torgue <alexandre.torgue@st.com>, "David S. Miller" <davem@davemloft.net>, Maxime Coquelin <mcoquelin.stm32@gmail.com>, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH net-next 07/13] net: stmmac: selftests: Implement the ARP Offload test Date: Mon, 2 Sep 2019 10:01:49 +0200 [thread overview] Message-ID: <dadd04bc5a62a1467a60f33ac6369159f5528fd5.1567410970.git.joabreu@synopsys.com> (raw) In-Reply-To: <cover.1567410970.git.joabreu@synopsys.com> In-Reply-To: <cover.1567410970.git.joabreu@synopsys.com> Implement a test for ARP Offload feature. Signed-off-by: Jose Abreu <joabreu@synopsys.com> --- Cc: Giuseppe Cavallaro <peppe.cavallaro@st.com> Cc: Alexandre Torgue <alexandre.torgue@st.com> Cc: Jose Abreu <joabreu@synopsys.com> Cc: "David S. Miller" <davem@davemloft.net> Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com> Cc: netdev@vger.kernel.org Cc: linux-stm32@st-md-mailman.stormreply.com Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org --- .../net/ethernet/stmicro/stmmac/stmmac_selftests.c | 110 +++++++++++++++++++++ 1 file changed, 110 insertions(+) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c index 8e9d0aeda817..f531dbe038df 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c @@ -196,6 +196,24 @@ static struct sk_buff *stmmac_test_get_udp_skb(struct stmmac_priv *priv, return skb; } +static struct sk_buff *stmmac_test_get_arp_skb(struct stmmac_priv *priv, + struct stmmac_packet_attrs *attr) +{ + __be32 ip_src = htonl(attr->ip_src); + __be32 ip_dst = htonl(attr->ip_dst); + struct sk_buff *skb = NULL; + + skb = arp_create(ARPOP_REQUEST, ETH_P_ARP, ip_dst, priv->dev, ip_src, + NULL, attr->src, attr->dst); + if (!skb) + return NULL; + + skb->pkt_type = PACKET_HOST; + skb->dev = priv->dev; + + return skb; +} + struct stmmac_test_priv { struct stmmac_packet_attrs *packet; struct packet_type pt; @@ -1396,6 +1414,94 @@ static int stmmac_test_l4filt_sa_udp(struct stmmac_priv *priv) return __stmmac_test_l4filt(priv, 0, dummy_port, 0, ~0, true); } +static int stmmac_test_arp_validate(struct sk_buff *skb, + struct net_device *ndev, + struct packet_type *pt, + struct net_device *orig_ndev) +{ + struct stmmac_test_priv *tpriv = pt->af_packet_priv; + struct ethhdr *ehdr; + struct arphdr *ahdr; + + ehdr = (struct ethhdr *)skb_mac_header(skb); + if (!ether_addr_equal(ehdr->h_dest, tpriv->packet->src)) + goto out; + + ahdr = arp_hdr(skb); + if (ahdr->ar_op != htons(ARPOP_REPLY)) + goto out; + + tpriv->ok = true; + complete(&tpriv->comp); +out: + kfree_skb(skb); + return 0; +} + +static int stmmac_test_arpoffload(struct stmmac_priv *priv) +{ + unsigned char src[ETH_ALEN] = {0x01, 0x02, 0x03, 0x04, 0x05, 0x06}; + unsigned char dst[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; + struct stmmac_packet_attrs attr = { }; + struct stmmac_test_priv *tpriv; + struct sk_buff *skb = NULL; + u32 ip_addr = 0xdeadcafe; + u32 ip_src = 0xdeadbeef; + int ret; + + if (!priv->dma_cap.arpoffsel) + return -EOPNOTSUPP; + + tpriv = kzalloc(sizeof(*tpriv), GFP_KERNEL); + if (!tpriv) + return -ENOMEM; + + tpriv->ok = false; + init_completion(&tpriv->comp); + + tpriv->pt.type = htons(ETH_P_ARP); + tpriv->pt.func = stmmac_test_arp_validate; + tpriv->pt.dev = priv->dev; + tpriv->pt.af_packet_priv = tpriv; + tpriv->packet = &attr; + dev_add_pack(&tpriv->pt); + + attr.src = src; + attr.ip_src = ip_src; + attr.dst = dst; + attr.ip_dst = ip_addr; + + skb = stmmac_test_get_arp_skb(priv, &attr); + if (!skb) { + ret = -ENOMEM; + goto cleanup; + } + + ret = stmmac_set_arp_offload(priv, priv->hw, true, ip_addr); + if (ret) + goto cleanup; + + ret = dev_set_promiscuity(priv->dev, 1); + if (ret) + goto cleanup; + + skb_set_queue_mapping(skb, 0); + ret = dev_queue_xmit(skb); + if (ret) + goto cleanup_promisc; + + wait_for_completion_timeout(&tpriv->comp, STMMAC_LB_TIMEOUT); + ret = tpriv->ok ? 0 : -ETIMEDOUT; + +cleanup_promisc: + dev_set_promiscuity(priv->dev, -1); +cleanup: + stmmac_set_arp_offload(priv, priv->hw, false, 0x0); + dev_remove_pack(&tpriv->pt); + kfree(tpriv); + return ret; +} + #define STMMAC_LOOPBACK_NONE 0 #define STMMAC_LOOPBACK_MAC 1 #define STMMAC_LOOPBACK_PHY 2 @@ -1505,6 +1611,10 @@ static const struct stmmac_test { .name = "L4 SA UDP Filtering ", .lb = STMMAC_LOOPBACK_PHY, .fn = stmmac_test_l4filt_sa_udp, + }, { + .name = "ARP Offload ", + .lb = STMMAC_LOOPBACK_PHY, + .fn = stmmac_test_arpoffload, }, }; -- 2.7.4
WARNING: multiple messages have this Message-ID (diff)
From: Jose Abreu <Jose.Abreu@synopsys.com> To: netdev@vger.kernel.org Cc: Jose Abreu <Jose.Abreu@synopsys.com>, Joao Pinto <Joao.Pinto@synopsys.com>, Alexandre Torgue <alexandre.torgue@st.com>, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, Maxime Coquelin <mcoquelin.stm32@gmail.com>, Giuseppe Cavallaro <peppe.cavallaro@st.com>, "David S. Miller" <davem@davemloft.net>, linux-arm-kernel@lists.infradead.org Subject: [PATCH net-next 07/13] net: stmmac: selftests: Implement the ARP Offload test Date: Mon, 2 Sep 2019 10:01:49 +0200 [thread overview] Message-ID: <dadd04bc5a62a1467a60f33ac6369159f5528fd5.1567410970.git.joabreu@synopsys.com> (raw) In-Reply-To: <cover.1567410970.git.joabreu@synopsys.com> In-Reply-To: <cover.1567410970.git.joabreu@synopsys.com> Implement a test for ARP Offload feature. Signed-off-by: Jose Abreu <joabreu@synopsys.com> --- Cc: Giuseppe Cavallaro <peppe.cavallaro@st.com> Cc: Alexandre Torgue <alexandre.torgue@st.com> Cc: Jose Abreu <joabreu@synopsys.com> Cc: "David S. Miller" <davem@davemloft.net> Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com> Cc: netdev@vger.kernel.org Cc: linux-stm32@st-md-mailman.stormreply.com Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org --- .../net/ethernet/stmicro/stmmac/stmmac_selftests.c | 110 +++++++++++++++++++++ 1 file changed, 110 insertions(+) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c index 8e9d0aeda817..f531dbe038df 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c @@ -196,6 +196,24 @@ static struct sk_buff *stmmac_test_get_udp_skb(struct stmmac_priv *priv, return skb; } +static struct sk_buff *stmmac_test_get_arp_skb(struct stmmac_priv *priv, + struct stmmac_packet_attrs *attr) +{ + __be32 ip_src = htonl(attr->ip_src); + __be32 ip_dst = htonl(attr->ip_dst); + struct sk_buff *skb = NULL; + + skb = arp_create(ARPOP_REQUEST, ETH_P_ARP, ip_dst, priv->dev, ip_src, + NULL, attr->src, attr->dst); + if (!skb) + return NULL; + + skb->pkt_type = PACKET_HOST; + skb->dev = priv->dev; + + return skb; +} + struct stmmac_test_priv { struct stmmac_packet_attrs *packet; struct packet_type pt; @@ -1396,6 +1414,94 @@ static int stmmac_test_l4filt_sa_udp(struct stmmac_priv *priv) return __stmmac_test_l4filt(priv, 0, dummy_port, 0, ~0, true); } +static int stmmac_test_arp_validate(struct sk_buff *skb, + struct net_device *ndev, + struct packet_type *pt, + struct net_device *orig_ndev) +{ + struct stmmac_test_priv *tpriv = pt->af_packet_priv; + struct ethhdr *ehdr; + struct arphdr *ahdr; + + ehdr = (struct ethhdr *)skb_mac_header(skb); + if (!ether_addr_equal(ehdr->h_dest, tpriv->packet->src)) + goto out; + + ahdr = arp_hdr(skb); + if (ahdr->ar_op != htons(ARPOP_REPLY)) + goto out; + + tpriv->ok = true; + complete(&tpriv->comp); +out: + kfree_skb(skb); + return 0; +} + +static int stmmac_test_arpoffload(struct stmmac_priv *priv) +{ + unsigned char src[ETH_ALEN] = {0x01, 0x02, 0x03, 0x04, 0x05, 0x06}; + unsigned char dst[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; + struct stmmac_packet_attrs attr = { }; + struct stmmac_test_priv *tpriv; + struct sk_buff *skb = NULL; + u32 ip_addr = 0xdeadcafe; + u32 ip_src = 0xdeadbeef; + int ret; + + if (!priv->dma_cap.arpoffsel) + return -EOPNOTSUPP; + + tpriv = kzalloc(sizeof(*tpriv), GFP_KERNEL); + if (!tpriv) + return -ENOMEM; + + tpriv->ok = false; + init_completion(&tpriv->comp); + + tpriv->pt.type = htons(ETH_P_ARP); + tpriv->pt.func = stmmac_test_arp_validate; + tpriv->pt.dev = priv->dev; + tpriv->pt.af_packet_priv = tpriv; + tpriv->packet = &attr; + dev_add_pack(&tpriv->pt); + + attr.src = src; + attr.ip_src = ip_src; + attr.dst = dst; + attr.ip_dst = ip_addr; + + skb = stmmac_test_get_arp_skb(priv, &attr); + if (!skb) { + ret = -ENOMEM; + goto cleanup; + } + + ret = stmmac_set_arp_offload(priv, priv->hw, true, ip_addr); + if (ret) + goto cleanup; + + ret = dev_set_promiscuity(priv->dev, 1); + if (ret) + goto cleanup; + + skb_set_queue_mapping(skb, 0); + ret = dev_queue_xmit(skb); + if (ret) + goto cleanup_promisc; + + wait_for_completion_timeout(&tpriv->comp, STMMAC_LB_TIMEOUT); + ret = tpriv->ok ? 0 : -ETIMEDOUT; + +cleanup_promisc: + dev_set_promiscuity(priv->dev, -1); +cleanup: + stmmac_set_arp_offload(priv, priv->hw, false, 0x0); + dev_remove_pack(&tpriv->pt); + kfree(tpriv); + return ret; +} + #define STMMAC_LOOPBACK_NONE 0 #define STMMAC_LOOPBACK_MAC 1 #define STMMAC_LOOPBACK_PHY 2 @@ -1505,6 +1611,10 @@ static const struct stmmac_test { .name = "L4 SA UDP Filtering ", .lb = STMMAC_LOOPBACK_PHY, .fn = stmmac_test_l4filt_sa_udp, + }, { + .name = "ARP Offload ", + .lb = STMMAC_LOOPBACK_PHY, + .fn = stmmac_test_arpoffload, }, }; -- 2.7.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2019-09-02 8:03 UTC|newest] Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-09-02 8:01 [PATCH net-next 00/13] net: stmmac: Improvements for -next Jose Abreu 2019-09-02 8:01 ` Jose Abreu 2019-09-02 8:01 ` [PATCH net-next 01/13] net: stmmac: selftests: Return proper error code to userspace Jose Abreu 2019-09-02 8:01 ` Jose Abreu 2019-09-02 8:01 ` [PATCH net-next 02/13] net: stmmac: xgmac: Add RBU handling in DMA interrupt Jose Abreu 2019-09-02 8:01 ` Jose Abreu 2019-09-02 8:01 ` [PATCH net-next 03/13] net: stmmac: Do not return error code in TC Initialization Jose Abreu 2019-09-02 8:01 ` Jose Abreu 2019-09-02 8:01 ` [PATCH net-next 04/13] net: stmmac: Implement L3/L4 Filters using TC Flower Jose Abreu 2019-09-02 8:01 ` Jose Abreu 2019-09-02 8:01 ` [PATCH net-next 05/13] net: stmmac: selftests: Add selftest for L3/L4 Filters Jose Abreu 2019-09-02 8:01 ` Jose Abreu 2019-09-02 10:35 ` kbuild test robot 2019-09-02 10:35 ` kbuild test robot 2019-09-02 8:01 ` [PATCH net-next 06/13] net: stmmac: xgmac: Implement ARP Offload Jose Abreu 2019-09-02 8:01 ` Jose Abreu 2019-09-02 8:01 ` Jose Abreu [this message] 2019-09-02 8:01 ` [PATCH net-next 07/13] net: stmmac: selftests: Implement the ARP Offload test Jose Abreu 2019-09-02 8:01 ` [PATCH net-next 08/13] net: stmmac: Only consider RX error when HW Timestamping is not enabled Jose Abreu 2019-09-02 8:01 ` Jose Abreu 2019-09-02 8:01 ` [PATCH net-next 09/13] net: stmmac: ethtool: Let user configure TX coalesce without RIWT Jose Abreu 2019-09-02 8:01 ` Jose Abreu 2019-09-02 8:01 ` [PATCH net-next 10/13] net: stmmac: xgmac: Correct RAVSEL field interpretation Jose Abreu 2019-09-02 8:01 ` Jose Abreu 2019-09-02 8:01 ` [PATCH net-next 11/13] net: stmmac: Correctly assing MAX MTU in XGMAC cores case Jose Abreu 2019-09-02 8:01 ` Jose Abreu 2019-09-02 8:01 ` [PATCH net-next 12/13] net: stmmac: xgmac: Enable RX Jumbo frame support Jose Abreu 2019-09-02 8:01 ` Jose Abreu 2019-09-02 8:01 ` [PATCH net-next 13/13] net: stmmac: selftests: Add Jumbo Frame tests Jose Abreu 2019-09-02 8:01 ` Jose Abreu
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