From patchwork Sat Jun 8 19:22:05 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ajit Khaparde X-Patchwork-Id: 54565 X-Patchwork-Delegate: ferruh.yigit@amd.com Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 1AB0B1BD1B; Sat, 8 Jun 2019 21:22:30 +0200 (CEST) Received: from rnd-relay.smtp.broadcom.com (rnd-relay.smtp.broadcom.com [192.19.229.170]) by dpdk.org (Postfix) with ESMTP id 37FA61BCEC for ; Sat, 8 Jun 2019 21:22:27 +0200 (CEST) Received: from nis-sj1-27.broadcom.com (nis-sj1-27.lvn.broadcom.net [10.75.144.136]) by rnd-relay.smtp.broadcom.com (Postfix) with ESMTP id 601B730C095; Sat, 8 Jun 2019 12:22:25 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.10.3 rnd-relay.smtp.broadcom.com 601B730C095 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=broadcom.com; s=dkimrelay; t=1560021745; bh=PAI2BhgtaPmf38U9P3BYcwY8gNbMoArcsSnwWg9W48U=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ImsuNyfuWplLRIcrN4flW7WfQzUSMRFNWhs6r2J70RZPUzk6OIClKaCYiqN5Yxm+B gzdnieMR3b0xQWDhfn5r29o9+wDo5oiG8YJIYgFKAL3nUdleQngzydX3BttSDKrTq1 crYTJcwMeZVGaYLIAZPEWaEYW8bceNaR53Jyey8A= Received: from localhost.localdomain (unknown [10.230.18.249]) by nis-sj1-27.broadcom.com (Postfix) with ESMTP id D77EAAC0737; Sat, 8 Jun 2019 12:22:23 -0700 (PDT) From: Ajit Khaparde To: dev@dpdk.org Cc: ferruh.yigit@intel.com, Somnath Kotur , Kalesh AP , Lance Richardson Date: Sat, 8 Jun 2019 23:22:05 +0400 Message-Id: <20190608192208.77607-4-ajit.khaparde@broadcom.com> X-Mailer: git-send-email 2.20.1 (Apple Git-117) In-Reply-To: <20190608192208.77607-1-ajit.khaparde@broadcom.com> References: <20190608192208.77607-1-ajit.khaparde@broadcom.com> MIME-Version: 1.0 Subject: [dpdk-dev] [PATCH 3/6] net/bnxt: driver to use configured MTU value during load X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" From: Somnath Kotur The MTU value of a port can be (re)configured out-of-band. FW will be returning this configured MTU as part of func_qcfg cmd. Driver to use this value during load time. Signed-off-by: Somnath Kotur Signed-off-by: Kalesh AP Reviewed-by: Lance Richardson Signed-off-by: Ajit Khaparde --- drivers/net/bnxt/bnxt_cpr.c | 2 +- drivers/net/bnxt/bnxt_ethdev.c | 7 ++++++- drivers/net/bnxt/bnxt_hwrm.c | 5 ++++- drivers/net/bnxt/bnxt_hwrm.h | 2 +- 4 files changed, 12 insertions(+), 4 deletions(-) diff --git a/drivers/net/bnxt/bnxt_cpr.c b/drivers/net/bnxt/bnxt_cpr.c index 0fd6e51e5..655bcf1a8 100644 --- a/drivers/net/bnxt/bnxt_cpr.c +++ b/drivers/net/bnxt/bnxt_cpr.c @@ -35,7 +35,7 @@ void bnxt_handle_async_event(struct bnxt *bp, break; case HWRM_ASYNC_EVENT_CMPL_EVENT_ID_VF_CFG_CHANGE: PMD_DRV_LOG(INFO, "Async event: VF config changed\n"); - bnxt_hwrm_func_qcfg(bp); + bnxt_hwrm_func_qcfg(bp, NULL); break; case HWRM_ASYNC_EVENT_CMPL_EVENT_ID_PORT_CONN_NOT_ALLOWED: PMD_DRV_LOG(INFO, "Port conn async event\n"); diff --git a/drivers/net/bnxt/bnxt_ethdev.c b/drivers/net/bnxt/bnxt_ethdev.c index ee775b125..e527df1bf 100644 --- a/drivers/net/bnxt/bnxt_ethdev.c +++ b/drivers/net/bnxt/bnxt_ethdev.c @@ -3654,6 +3654,7 @@ bnxt_dev_init(struct rte_eth_dev *eth_dev) uint32_t total_alloc_len; rte_iova_t mz_phys_addr; struct bnxt *bp; + uint16_t mtu; int rc; if (version_printed++ == 0) @@ -3906,12 +3907,16 @@ bnxt_dev_init(struct rte_eth_dev *eth_dev) pci_dev->mem_resource[0].phys_addr, pci_dev->mem_resource[0].addr); - rc = bnxt_hwrm_func_qcfg(bp); + rc = bnxt_hwrm_func_qcfg(bp, &mtu); if (rc) { PMD_DRV_LOG(ERR, "hwrm func qcfg failed\n"); goto error_free; } + if (mtu >= ETHER_MIN_MTU && mtu <= BNXT_MAX_MTU && + mtu != eth_dev->data->mtu) + eth_dev->data->mtu = mtu; + if (BNXT_PF(bp)) { //if (bp->pf.active_vfs) { // TODO: Deallocate VF resources? diff --git a/drivers/net/bnxt/bnxt_hwrm.c b/drivers/net/bnxt/bnxt_hwrm.c index 09fee3d39..696974c83 100644 --- a/drivers/net/bnxt/bnxt_hwrm.c +++ b/drivers/net/bnxt/bnxt_hwrm.c @@ -2638,7 +2638,7 @@ int bnxt_set_hwrm_link_config(struct bnxt *bp, bool link_up) } /* JIRA 22088 */ -int bnxt_hwrm_func_qcfg(struct bnxt *bp) +int bnxt_hwrm_func_qcfg(struct bnxt *bp, uint16_t *mtu) { struct hwrm_func_qcfg_input req = {0}; struct hwrm_func_qcfg_output *resp = bp->hwrm_cmd_resp_addr; @@ -2663,6 +2663,9 @@ int bnxt_hwrm_func_qcfg(struct bnxt *bp) PMD_DRV_LOG(INFO, "Trusted VF cap enabled\n"); } + if (mtu) + *mtu = resp->mtu; + switch (resp->port_partition_type) { case HWRM_FUNC_QCFG_OUTPUT_PORT_PARTITION_TYPE_NPAR1_0: case HWRM_FUNC_QCFG_OUTPUT_PORT_PARTITION_TYPE_NPAR1_5: diff --git a/drivers/net/bnxt/bnxt_hwrm.h b/drivers/net/bnxt/bnxt_hwrm.h index cd8bb79f9..e35462cb4 100644 --- a/drivers/net/bnxt/bnxt_hwrm.h +++ b/drivers/net/bnxt/bnxt_hwrm.h @@ -127,7 +127,7 @@ void bnxt_free_hwrm_rx_ring(struct bnxt *bp, int queue_index); int bnxt_alloc_hwrm_resources(struct bnxt *bp); int bnxt_get_hwrm_link_config(struct bnxt *bp, struct rte_eth_link *link); int bnxt_set_hwrm_link_config(struct bnxt *bp, bool link_up); -int bnxt_hwrm_func_qcfg(struct bnxt *bp); +int bnxt_hwrm_func_qcfg(struct bnxt *bp, uint16_t *mtu); int bnxt_hwrm_func_resc_qcaps(struct bnxt *bp); int bnxt_hwrm_func_reserve_vf_resc(struct bnxt *bp, bool test); int bnxt_hwrm_allocate_pf_only(struct bnxt *bp);