From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6E51DC3A5A7 for ; Wed, 4 Sep 2019 13:18:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3B2192168B for ; Wed, 4 Sep 2019 13:18:03 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=synopsys.com header.i=@synopsys.com header.b="BsEJsVkY" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730385AbfIDNR7 (ORCPT ); Wed, 4 Sep 2019 09:17:59 -0400 Received: from smtprelay-out1.synopsys.com ([198.182.61.142]:33544 "EHLO smtprelay-out1.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730388AbfIDNRP (ORCPT ); Wed, 4 Sep 2019 09:17:15 -0400 Received: from mailhost.synopsys.com (mdc-mailhost2.synopsys.com [10.225.0.210]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) by smtprelay-out1.synopsys.com (Postfix) with ESMTPS id 2A412C574B; Wed, 4 Sep 2019 13:17:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=synopsys.com; s=mail; t=1567603034; bh=fVgKtOUoZF/RIBy2oRdL40fGc5slKdHyqiJANdI73fg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:In-Reply-To: References:From; b=BsEJsVkYTa4hTxbGgnApod2WHQl2E4+UFc4LI3zGikiYk9FtpUUIPoSN03LYk+3Ct 8hhPzIHdtvhkIWRSqpUwIaH2QcRHFdQks+Wqin/YwmyZxmu5ISo6feyedEP9gOS/O0 eeRnjd7oRd9R7R5PXM6LggaehNR6kmxF00/ye1RjEc7bjGFBkFj4MtTl4wUhiKdp69 u3IxRraTCm/cmO8IZHBrk3fCp5wY5APV6UvVirc1LtU3zEU6xCBYst9dbp6ua2zl0F abKtZIsViodLrQLxECuxuRI8xu5fUGExk118luTQk9LGW5CafDv6dJ7in2xztRAj5Z 5qk+YOrY/xPgw== Received: from de02dwia024.internal.synopsys.com (de02dwia024.internal.synopsys.com [10.225.19.81]) by mailhost.synopsys.com (Postfix) with ESMTP id DC328A0087; Wed, 4 Sep 2019 13:17:12 +0000 (UTC) From: Jose Abreu To: netdev@vger.kernel.org Cc: Joao Pinto , Jose Abreu , Giuseppe Cavallaro , Alexandre Torgue , "David S. Miller" , Maxime Coquelin , linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 net-next 13/13] net: stmmac: selftests: Add Jumbo Frame tests Date: Wed, 4 Sep 2019 15:17:05 +0200 Message-Id: <268473e4dff60cc2dbdbc6afacff7599a7ce6278.1567602868.git.joabreu@synopsys.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: References: In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add a test to validate the Jumbo Frame support in stmmac in single channel and multichannel mode. Signed-off-by: Jose Abreu --- Cc: Giuseppe Cavallaro Cc: Alexandre Torgue Cc: Jose Abreu Cc: "David S. Miller" Cc: Maxime Coquelin 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 | 65 +++++++++++++++++++++- 1 file changed, 62 insertions(+), 3 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c index 8446b414b44d..305d24935cf4 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c @@ -43,9 +43,11 @@ struct stmmac_packet_attrs { int dont_wait; int timeout; int size; + int max_size; int remove_sa; u8 id; int sarc; + u16 queue_mapping; }; static u8 stmmac_test_next_id; @@ -73,12 +75,14 @@ static struct sk_buff *stmmac_test_get_udp_skb(struct stmmac_priv *priv, else size += sizeof(struct udphdr); - skb = netdev_alloc_skb(priv->dev, size); + if (attr->max_size && (attr->max_size > size)) + size = attr->max_size; + + skb = netdev_alloc_skb_ip_align(priv->dev, size); if (!skb) return NULL; prefetchw(skb->data); - skb_reserve(skb, NET_IP_ALIGN); if (attr->vlan > 1) ehdr = skb_push(skb, ETH_HLEN + 8); @@ -147,6 +151,9 @@ static struct sk_buff *stmmac_test_get_udp_skb(struct stmmac_priv *priv, uhdr->source = htons(attr->sport); uhdr->dest = htons(attr->dport); uhdr->len = htons(sizeof(*shdr) + sizeof(*uhdr) + attr->size); + if (attr->max_size) + uhdr->len = htons(attr->max_size - + (sizeof(*ihdr) + sizeof(*ehdr))); uhdr->check = 0; } @@ -162,6 +169,10 @@ static struct sk_buff *stmmac_test_get_udp_skb(struct stmmac_priv *priv, iplen += sizeof(*thdr); else iplen += sizeof(*uhdr); + + if (attr->max_size) + iplen = attr->max_size - sizeof(*ehdr); + ihdr->tot_len = htons(iplen); ihdr->frag_off = 0; ihdr->saddr = htonl(attr->ip_src); @@ -178,6 +189,8 @@ static struct sk_buff *stmmac_test_get_udp_skb(struct stmmac_priv *priv, if (attr->size) skb_put(skb, attr->size); + if (attr->max_size && (attr->max_size > skb->len)) + skb_put(skb, attr->max_size - skb->len); skb->csum = 0; skb->ip_summed = CHECKSUM_PARTIAL; @@ -324,7 +337,7 @@ static int __stmmac_test_loopback(struct stmmac_priv *priv, goto cleanup; } - skb_set_queue_mapping(skb, 0); + skb_set_queue_mapping(skb, attr->queue_mapping); ret = dev_queue_xmit(skb); if (ret) goto cleanup; @@ -1534,6 +1547,44 @@ static int stmmac_test_arpoffload(struct stmmac_priv *priv) return ret; } +static int __stmmac_test_jumbo(struct stmmac_priv *priv, u16 queue) +{ + struct stmmac_packet_attrs attr = { }; + int size = priv->dma_buf_sz; + + /* Only XGMAC has SW support for multiple RX descs in same packet */ + if (priv->plat->has_xgmac) + size = priv->dev->max_mtu; + + attr.dst = priv->dev->dev_addr; + attr.max_size = size - ETH_FCS_LEN; + attr.queue_mapping = queue; + + return __stmmac_test_loopback(priv, &attr); +} + +static int stmmac_test_jumbo(struct stmmac_priv *priv) +{ + return __stmmac_test_jumbo(priv, 0); +} + +static int stmmac_test_mjumbo(struct stmmac_priv *priv) +{ + u32 chan, tx_cnt = priv->plat->tx_queues_to_use; + int ret; + + if (tx_cnt <= 1) + return -EOPNOTSUPP; + + for (chan = 0; chan < tx_cnt; chan++) { + ret = __stmmac_test_jumbo(priv, chan); + if (ret) + return ret; + } + + return 0; +} + #define STMMAC_LOOPBACK_NONE 0 #define STMMAC_LOOPBACK_MAC 1 #define STMMAC_LOOPBACK_PHY 2 @@ -1647,6 +1698,14 @@ static const struct stmmac_test { .name = "ARP Offload ", .lb = STMMAC_LOOPBACK_PHY, .fn = stmmac_test_arpoffload, + }, { + .name = "Jumbo Frame ", + .lb = STMMAC_LOOPBACK_PHY, + .fn = stmmac_test_jumbo, + }, { + .name = "Multichannel Jumbo ", + .lb = STMMAC_LOOPBACK_PHY, + .fn = stmmac_test_mjumbo, }, }; -- 2.7.4 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D35FBC41514 for ; 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Wed, 4 Sep 2019 13:17:12 +0000 (UTC) From: Jose Abreu To: netdev@vger.kernel.org Subject: [PATCH v2 net-next 13/13] net: stmmac: selftests: Add Jumbo Frame tests Date: Wed, 4 Sep 2019 15:17:05 +0200 Message-Id: <268473e4dff60cc2dbdbc6afacff7599a7ce6278.1567602868.git.joabreu@synopsys.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: References: In-Reply-To: References: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190904_061715_721471_A3EC5B79 X-CRM114-Status: GOOD ( 16.50 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Jose Abreu , Joao Pinto , Alexandre Torgue , linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, Maxime Coquelin , Giuseppe Cavallaro , "David S. Miller" , linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add a test to validate the Jumbo Frame support in stmmac in single channel and multichannel mode. Signed-off-by: Jose Abreu --- Cc: Giuseppe Cavallaro Cc: Alexandre Torgue Cc: Jose Abreu Cc: "David S. Miller" Cc: Maxime Coquelin 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 | 65 +++++++++++++++++++++- 1 file changed, 62 insertions(+), 3 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c index 8446b414b44d..305d24935cf4 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c @@ -43,9 +43,11 @@ struct stmmac_packet_attrs { int dont_wait; int timeout; int size; + int max_size; int remove_sa; u8 id; int sarc; + u16 queue_mapping; }; static u8 stmmac_test_next_id; @@ -73,12 +75,14 @@ static struct sk_buff *stmmac_test_get_udp_skb(struct stmmac_priv *priv, else size += sizeof(struct udphdr); - skb = netdev_alloc_skb(priv->dev, size); + if (attr->max_size && (attr->max_size > size)) + size = attr->max_size; + + skb = netdev_alloc_skb_ip_align(priv->dev, size); if (!skb) return NULL; prefetchw(skb->data); - skb_reserve(skb, NET_IP_ALIGN); if (attr->vlan > 1) ehdr = skb_push(skb, ETH_HLEN + 8); @@ -147,6 +151,9 @@ static struct sk_buff *stmmac_test_get_udp_skb(struct stmmac_priv *priv, uhdr->source = htons(attr->sport); uhdr->dest = htons(attr->dport); uhdr->len = htons(sizeof(*shdr) + sizeof(*uhdr) + attr->size); + if (attr->max_size) + uhdr->len = htons(attr->max_size - + (sizeof(*ihdr) + sizeof(*ehdr))); uhdr->check = 0; } @@ -162,6 +169,10 @@ static struct sk_buff *stmmac_test_get_udp_skb(struct stmmac_priv *priv, iplen += sizeof(*thdr); else iplen += sizeof(*uhdr); + + if (attr->max_size) + iplen = attr->max_size - sizeof(*ehdr); + ihdr->tot_len = htons(iplen); ihdr->frag_off = 0; ihdr->saddr = htonl(attr->ip_src); @@ -178,6 +189,8 @@ static struct sk_buff *stmmac_test_get_udp_skb(struct stmmac_priv *priv, if (attr->size) skb_put(skb, attr->size); + if (attr->max_size && (attr->max_size > skb->len)) + skb_put(skb, attr->max_size - skb->len); skb->csum = 0; skb->ip_summed = CHECKSUM_PARTIAL; @@ -324,7 +337,7 @@ static int __stmmac_test_loopback(struct stmmac_priv *priv, goto cleanup; } - skb_set_queue_mapping(skb, 0); + skb_set_queue_mapping(skb, attr->queue_mapping); ret = dev_queue_xmit(skb); if (ret) goto cleanup; @@ -1534,6 +1547,44 @@ static int stmmac_test_arpoffload(struct stmmac_priv *priv) return ret; } +static int __stmmac_test_jumbo(struct stmmac_priv *priv, u16 queue) +{ + struct stmmac_packet_attrs attr = { }; + int size = priv->dma_buf_sz; + + /* Only XGMAC has SW support for multiple RX descs in same packet */ + if (priv->plat->has_xgmac) + size = priv->dev->max_mtu; + + attr.dst = priv->dev->dev_addr; + attr.max_size = size - ETH_FCS_LEN; + attr.queue_mapping = queue; + + return __stmmac_test_loopback(priv, &attr); +} + +static int stmmac_test_jumbo(struct stmmac_priv *priv) +{ + return __stmmac_test_jumbo(priv, 0); +} + +static int stmmac_test_mjumbo(struct stmmac_priv *priv) +{ + u32 chan, tx_cnt = priv->plat->tx_queues_to_use; + int ret; + + if (tx_cnt <= 1) + return -EOPNOTSUPP; + + for (chan = 0; chan < tx_cnt; chan++) { + ret = __stmmac_test_jumbo(priv, chan); + if (ret) + return ret; + } + + return 0; +} + #define STMMAC_LOOPBACK_NONE 0 #define STMMAC_LOOPBACK_MAC 1 #define STMMAC_LOOPBACK_PHY 2 @@ -1647,6 +1698,14 @@ static const struct stmmac_test { .name = "ARP Offload ", .lb = STMMAC_LOOPBACK_PHY, .fn = stmmac_test_arpoffload, + }, { + .name = "Jumbo Frame ", + .lb = STMMAC_LOOPBACK_PHY, + .fn = stmmac_test_jumbo, + }, { + .name = "Multichannel Jumbo ", + .lb = STMMAC_LOOPBACK_PHY, + .fn = stmmac_test_mjumbo, }, }; -- 2.7.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel