From patchwork Wed Oct 23 16:18:40 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geetha sowjanya X-Patchwork-Id: 13847424 X-Patchwork-Delegate: kuba@kernel.org Received: from mx0b-0016f401.pphosted.com (mx0b-0016f401.pphosted.com [67.231.156.173]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 989E34436E; Wed, 23 Oct 2024 16:19:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=67.231.156.173 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729700345; cv=none; b=higDzeVQu5Jd1dWxyORyXb9RiC9BTDCp/5GWBVCcJYg+cNf6zuwEVi9gLsSXoI1b0346Gd2emMEyVM8V7cP0ZBOMGdIO4zLfiibHgCtgmthZ074DQQFgGpDet8Tg3xgYV/uPYmZbtU3rMRmwvEfLnkqK6HiMfelVk2r0zCnvVCw= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729700345; c=relaxed/simple; bh=J570N3NOgV7gHgf7qjqKBVTohRJXUBY3jwyIVrc8ly8=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=KjFOg4A2RiSZ79cxJ98mslvY5YoMx03cl6vhMtKlzHyP/zV92bLu6g2oei6RKlDXLDsK8/O66C5wzlP/XGIxKFI4QbG/oS28z7VpCyHrHoSCE9K+TGr4haetLeC/Nu3YGyKM+dapOUUGBQeL7f9BPYQelspz581EWAY4G6AmL5o= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=marvell.com; spf=pass smtp.mailfrom=marvell.com; dkim=pass (2048-bit key) header.d=marvell.com header.i=@marvell.com header.b=OaBTzsoe; arc=none smtp.client-ip=67.231.156.173 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=marvell.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=marvell.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=marvell.com header.i=@marvell.com header.b="OaBTzsoe" Received: from pps.filterd (m0045851.ppops.net [127.0.0.1]) by mx0b-0016f401.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 49NBVaRS017659; Wed, 23 Oct 2024 09:18:54 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com; h= cc:content-type:date:from:in-reply-to:message-id:mime-version :references:subject:to; s=pfpt0220; bh=QpdXzjQvvXAC3RI2nHb+frWF5 EOIOck5EePEF3wL0pQ=; b=OaBTzsoeE6x/06RI1b7GFsAY+zHz9uuQRsuJ0ZTpd 7LNS9pWjCvqkogFL8g1XC7GIBC464vZNv74JHN7IQgcWSuyMFk5Vs3S+ybLX5AIl d99D0ilzkvFn9ke9eJdyxemtRy23PJIXT8o0gVwwDH/NQhjrIKcfK2Aj8Xhwc5N5 Y/Pyl9L/97JsDP4AiD4jdSlafDGFOANdH7gH/Tga/lGully/Lu4P7ElaBZFH68pY XY/wIyGL6+loFqDgSPAu0nc4Bh5+cNCHQ3RFlPrFMtrK7QsZ3QDub2gSAwUu232N 3FSyLgYvF4Jt0jENUc1VPp83FB2R+XfS2zbpPY9GSb2Rg== Received: from dc5-exch05.marvell.com ([199.233.59.128]) by mx0b-0016f401.pphosted.com (PPS) with ESMTPS id 42em2c2bke-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 23 Oct 2024 09:18:53 -0700 (PDT) Received: from DC5-EXCH05.marvell.com (10.69.176.209) by DC5-EXCH05.marvell.com (10.69.176.209) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.4; Wed, 23 Oct 2024 09:18:52 -0700 Received: from maili.marvell.com (10.69.176.80) by DC5-EXCH05.marvell.com (10.69.176.209) with Microsoft SMTP Server id 15.2.1544.4 via Frontend Transport; Wed, 23 Oct 2024 09:18:52 -0700 Received: from hyd1soter3.marvell.com (unknown [10.29.37.12]) by maili.marvell.com (Postfix) with ESMTP id 084673F706B; Wed, 23 Oct 2024 09:18:48 -0700 (PDT) From: Geetha sowjanya To: , CC: , , , , , , , , Subject: [net-next PATCH v4 1/4] octeontx2-pf: Define common API for HW resources configuration Date: Wed, 23 Oct 2024 21:48:40 +0530 Message-ID: <20241023161843.15543-2-gakula@marvell.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20241023161843.15543-1-gakula@marvell.com> References: <20241023161843.15543-1-gakula@marvell.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Proofpoint-GUID: pxjmdRdt2bSjbwZWUCaRyOYK6UyzsyTw X-Proofpoint-ORIG-GUID: pxjmdRdt2bSjbwZWUCaRyOYK6UyzsyTw X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-06_09,2024-09-06_01,2024-09-02_01 X-Patchwork-Delegate: kuba@kernel.org Define new API "otx2_init_rsrc" and move the HW blocks NIX/NPA resources configuration code under this API. So, that it can be used by the RVU representor driver that has similar resources of RVU NIC. Signed-off-by: Geetha sowjanya Reviewed-by: Jiri Pirko --- .../marvell/octeontx2/nic/otx2_common.h | 1 + .../ethernet/marvell/octeontx2/nic/otx2_pf.c | 145 ++++++++++-------- 2 files changed, 83 insertions(+), 63 deletions(-) diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h index f27a3456ae64..a47001a2b93f 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h @@ -996,6 +996,7 @@ int otx2_pool_init(struct otx2_nic *pfvf, u16 pool_id, int stack_pages, int numptrs, int buf_size, int type); int otx2_aura_init(struct otx2_nic *pfvf, int aura_id, int pool_id, int numptrs); +int otx2_init_rsrc(struct pci_dev *pdev, struct otx2_nic *pf); /* RSS configuration APIs*/ int otx2_rss_init(struct otx2_nic *pfvf); diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c index 5492dea547a1..180a16b42ac3 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c @@ -2872,6 +2872,87 @@ static void otx2_sriov_vfcfg_cleanup(struct otx2_nic *pf) } } +int otx2_init_rsrc(struct pci_dev *pdev, struct otx2_nic *pf) +{ + struct device *dev = &pdev->dev; + struct otx2_hw *hw = &pf->hw; + int num_vec, err; + + num_vec = pci_msix_vec_count(pdev); + hw->irq_name = devm_kmalloc_array(&hw->pdev->dev, num_vec, NAME_SIZE, + GFP_KERNEL); + if (!hw->irq_name) + return -ENOMEM; + + hw->affinity_mask = devm_kcalloc(&hw->pdev->dev, num_vec, + sizeof(cpumask_var_t), GFP_KERNEL); + if (!hw->affinity_mask) + return -ENOMEM; + + /* Map CSRs */ + pf->reg_base = pcim_iomap(pdev, PCI_CFG_REG_BAR_NUM, 0); + if (!pf->reg_base) { + dev_err(dev, "Unable to map physical function CSRs, aborting\n"); + return -ENOMEM; + } + + err = otx2_check_pf_usable(pf); + if (err) + return err; + + err = pci_alloc_irq_vectors(hw->pdev, RVU_PF_INT_VEC_CNT, + RVU_PF_INT_VEC_CNT, PCI_IRQ_MSIX); + if (err < 0) { + dev_err(dev, "%s: Failed to alloc %d IRQ vectors\n", + __func__, num_vec); + return err; + } + + otx2_setup_dev_hw_settings(pf); + + /* Init PF <=> AF mailbox stuff */ + err = otx2_pfaf_mbox_init(pf); + if (err) + goto err_free_irq_vectors; + + /* Register mailbox interrupt */ + err = otx2_register_mbox_intr(pf, true); + if (err) + goto err_mbox_destroy; + + /* Request AF to attach NPA and NIX LFs to this PF. + * NIX and NPA LFs are needed for this PF to function as a NIC. + */ + err = otx2_attach_npa_nix(pf); + if (err) + goto err_disable_mbox_intr; + + err = otx2_realloc_msix_vectors(pf); + if (err) + goto err_detach_rsrc; + + err = cn10k_lmtst_init(pf); + if (err) + goto err_detach_rsrc; + + return 0; + +err_detach_rsrc: + if (pf->hw.lmt_info) + free_percpu(pf->hw.lmt_info); + if (test_bit(CN10K_LMTST, &pf->hw.cap_flag)) + qmem_free(pf->dev, pf->dync_lmt); + otx2_detach_resources(&pf->mbox); +err_disable_mbox_intr: + otx2_disable_mbox_intr(pf); +err_mbox_destroy: + otx2_pfaf_mbox_destroy(pf); +err_free_irq_vectors: + pci_free_irq_vectors(hw->pdev); + + return err; +} + static int otx2_probe(struct pci_dev *pdev, const struct pci_device_id *id) { struct device *dev = &pdev->dev; @@ -2879,7 +2960,6 @@ static int otx2_probe(struct pci_dev *pdev, const struct pci_device_id *id) struct net_device *netdev; struct otx2_nic *pf; struct otx2_hw *hw; - int num_vec; err = pcim_enable_device(pdev); if (err) { @@ -2930,72 +3010,14 @@ static int otx2_probe(struct pci_dev *pdev, const struct pci_device_id *id) /* Use CQE of 128 byte descriptor size by default */ hw->xqe_size = 128; - num_vec = pci_msix_vec_count(pdev); - hw->irq_name = devm_kmalloc_array(&hw->pdev->dev, num_vec, NAME_SIZE, - GFP_KERNEL); - if (!hw->irq_name) { - err = -ENOMEM; - goto err_free_netdev; - } - - hw->affinity_mask = devm_kcalloc(&hw->pdev->dev, num_vec, - sizeof(cpumask_var_t), GFP_KERNEL); - if (!hw->affinity_mask) { - err = -ENOMEM; - goto err_free_netdev; - } - - /* Map CSRs */ - pf->reg_base = pcim_iomap(pdev, PCI_CFG_REG_BAR_NUM, 0); - if (!pf->reg_base) { - dev_err(dev, "Unable to map physical function CSRs, aborting\n"); - err = -ENOMEM; - goto err_free_netdev; - } - - err = otx2_check_pf_usable(pf); + err = otx2_init_rsrc(pdev, pf); if (err) goto err_free_netdev; - err = pci_alloc_irq_vectors(hw->pdev, RVU_PF_INT_VEC_CNT, - RVU_PF_INT_VEC_CNT, PCI_IRQ_MSIX); - if (err < 0) { - dev_err(dev, "%s: Failed to alloc %d IRQ vectors\n", - __func__, num_vec); - goto err_free_netdev; - } - - otx2_setup_dev_hw_settings(pf); - - /* Init PF <=> AF mailbox stuff */ - err = otx2_pfaf_mbox_init(pf); - if (err) - goto err_free_irq_vectors; - - /* Register mailbox interrupt */ - err = otx2_register_mbox_intr(pf, true); - if (err) - goto err_mbox_destroy; - - /* Request AF to attach NPA and NIX LFs to this PF. - * NIX and NPA LFs are needed for this PF to function as a NIC. - */ - err = otx2_attach_npa_nix(pf); - if (err) - goto err_disable_mbox_intr; - - err = otx2_realloc_msix_vectors(pf); - if (err) - goto err_detach_rsrc; - err = otx2_set_real_num_queues(netdev, hw->tx_queues, hw->rx_queues); if (err) goto err_detach_rsrc; - err = cn10k_lmtst_init(pf); - if (err) - goto err_detach_rsrc; - /* Assign default mac address */ otx2_get_mac_from_af(netdev); @@ -3118,11 +3140,8 @@ static int otx2_probe(struct pci_dev *pdev, const struct pci_device_id *id) if (test_bit(CN10K_LMTST, &pf->hw.cap_flag)) qmem_free(pf->dev, pf->dync_lmt); otx2_detach_resources(&pf->mbox); -err_disable_mbox_intr: otx2_disable_mbox_intr(pf); -err_mbox_destroy: otx2_pfaf_mbox_destroy(pf); -err_free_irq_vectors: pci_free_irq_vectors(hw->pdev); err_free_netdev: pci_set_drvdata(pdev, NULL); From patchwork Wed Oct 23 16:18:41 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geetha sowjanya X-Patchwork-Id: 13847425 X-Patchwork-Delegate: kuba@kernel.org Received: from mx0b-0016f401.pphosted.com (mx0b-0016f401.pphosted.com [67.231.156.173]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C5CC21CC89E; Wed, 23 Oct 2024 16:19:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=67.231.156.173 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729700347; cv=none; b=nUAuwHkF4b5SZqzo5xxPsWm4w/WSFL0VIDQGJB6J7lX3Q7l0HPJkcxqonGPGaXl+ZTgs9/2h4sehiOSe9maFzoGZLUvG8dnQefZH9J9FT4HY8GbvWvyUE6HhZag3MPY8pxwCpetWOwtxmWwsY9xSIv48xRBIJO3Pa2yAA47l4mE= ARC-Message-Signature: i=1; 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Date: Wed, 23 Oct 2024 21:48:41 +0530 Message-ID: <20241023161843.15543-3-gakula@marvell.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20241023161843.15543-1-gakula@marvell.com> References: <20241023161843.15543-1-gakula@marvell.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Proofpoint-GUID: iL--c-gqc8DT0thGnlGE49L9ldAPlmfV X-Proofpoint-ORIG-GUID: iL--c-gqc8DT0thGnlGE49L9ldAPlmfV X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-06_09,2024-09-06_01,2024-09-02_01 X-Patchwork-Delegate: kuba@kernel.org Group the queue(RX/TX/CQ) memory allocation and free code to single APIs. Signed-off-by: Geetha sowjanya Reviewed-by: Pavan Chebbi --- .../marvell/octeontx2/nic/otx2_common.h | 2 + .../ethernet/marvell/octeontx2/nic/otx2_pf.c | 53 +++++++++++++------ 2 files changed, 39 insertions(+), 16 deletions(-) diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h index a47001a2b93f..df548aeffecf 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h @@ -997,6 +997,8 @@ int otx2_pool_init(struct otx2_nic *pfvf, u16 pool_id, int otx2_aura_init(struct otx2_nic *pfvf, int aura_id, int pool_id, int numptrs); int otx2_init_rsrc(struct pci_dev *pdev, struct otx2_nic *pf); +void otx2_free_queue_mem(struct otx2_qset *qset); +int otx2_alloc_queue_mem(struct otx2_nic *pf); /* RSS configuration APIs*/ int otx2_rss_init(struct otx2_nic *pfvf); diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c index 180a16b42ac3..1185f1bdfa01 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c @@ -1770,15 +1770,23 @@ static void otx2_dim_work(struct work_struct *w) dim->state = DIM_START_MEASURE; } -int otx2_open(struct net_device *netdev) +void otx2_free_queue_mem(struct otx2_qset *qset) +{ + kfree(qset->sq); + qset->sq = NULL; + kfree(qset->cq); + qset->cq = NULL; + kfree(qset->rq); + qset->rq = NULL; + kfree(qset->napi); + qset->napi = NULL; +} + +int otx2_alloc_queue_mem(struct otx2_nic *pf) { - struct otx2_nic *pf = netdev_priv(netdev); - struct otx2_cq_poll *cq_poll = NULL; struct otx2_qset *qset = &pf->qset; - int err = 0, qidx, vec; - char *irq_name; + struct otx2_cq_poll *cq_poll; - netif_carrier_off(netdev); /* RQ and SQs are mapped to different CQs, * so find out max CQ IRQs (i.e CINTs) needed. @@ -1798,7 +1806,6 @@ int otx2_open(struct net_device *netdev) /* CQ size of SQ */ qset->sqe_cnt = qset->sqe_cnt ? qset->sqe_cnt : Q_COUNT(Q_SIZE_4K); - err = -ENOMEM; qset->cq = kcalloc(pf->qset.cq_cnt, sizeof(struct otx2_cq_queue), GFP_KERNEL); if (!qset->cq) @@ -1814,6 +1821,27 @@ int otx2_open(struct net_device *netdev) if (!qset->rq) goto err_free_mem; + return 0; + +err_free_mem: + otx2_free_queue_mem(qset); + return -ENOMEM; +} + +int otx2_open(struct net_device *netdev) +{ + struct otx2_nic *pf = netdev_priv(netdev); + struct otx2_cq_poll *cq_poll = NULL; + struct otx2_qset *qset = &pf->qset; + int err = 0, qidx, vec; + char *irq_name; + + netif_carrier_off(netdev); + + err = otx2_alloc_queue_mem(pf); + if (err) + return err; + err = otx2_init_hw_resources(pf); if (err) goto err_free_mem; @@ -1979,10 +2007,7 @@ int otx2_open(struct net_device *netdev) otx2_disable_napi(pf); otx2_free_hw_resources(pf); err_free_mem: - kfree(qset->sq); - kfree(qset->cq); - kfree(qset->rq); - kfree(qset->napi); + otx2_free_queue_mem(qset); return err; } EXPORT_SYMBOL(otx2_open); @@ -2047,11 +2072,7 @@ int otx2_stop(struct net_device *netdev) for (qidx = 0; qidx < netdev->num_tx_queues; qidx++) netdev_tx_reset_queue(netdev_get_tx_queue(netdev, qidx)); - - kfree(qset->sq); - kfree(qset->cq); - kfree(qset->rq); - kfree(qset->napi); + otx2_free_queue_mem(qset); /* Do not clear RQ/SQ ringsize settings */ memset_startat(qset, 0, sqe_cnt); 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Wed, 23 Oct 2024 09:19:00 -0700 Received: from maili.marvell.com (10.69.176.80) by DC5-EXCH05.marvell.com (10.69.176.209) with Microsoft SMTP Server id 15.2.1544.4 via Frontend Transport; Wed, 23 Oct 2024 09:19:00 -0700 Received: from hyd1soter3.marvell.com (unknown [10.29.37.12]) by maili.marvell.com (Postfix) with ESMTP id CFEF23F7084; Wed, 23 Oct 2024 09:18:56 -0700 (PDT) From: Geetha sowjanya To: , CC: , , , , , , , , Subject: [net-next PATCH v4 3/4] octeontx2-pf: Reuse PF max mtu value Date: Wed, 23 Oct 2024 21:48:42 +0530 Message-ID: <20241023161843.15543-4-gakula@marvell.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20241023161843.15543-1-gakula@marvell.com> References: <20241023161843.15543-1-gakula@marvell.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Proofpoint-ORIG-GUID: oz55sV35CTYilrxVKj745o_EZAxbtxTG X-Proofpoint-GUID: oz55sV35CTYilrxVKj745o_EZAxbtxTG X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.687,Hydra:6.0.235,FMLib:17.0.607.475 definitions=2020-10-13_15,2020-10-13_02,2020-04-07_01 X-Patchwork-Delegate: kuba@kernel.org Reuse the maximum support HW MTU value that is fetch during probe. Instead of fetching through mbox each time mtu is changed as the value is fixed for interface. Signed-off-by: Geetha sowjanya --- drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c | 4 ++-- drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h | 1 + drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c | 1 + drivers/net/ethernet/marvell/octeontx2/nic/otx2_vf.c | 1 + 4 files changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c index 87d5776e3b88..34e76cfd941b 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c @@ -227,7 +227,7 @@ int otx2_hw_set_mtu(struct otx2_nic *pfvf, int mtu) u16 maxlen; int err; - maxlen = otx2_get_max_mtu(pfvf) + OTX2_ETH_HLEN + OTX2_HW_TIMESTAMP_LEN; + maxlen = pfvf->hw.max_mtu + OTX2_ETH_HLEN + OTX2_HW_TIMESTAMP_LEN; mutex_lock(&pfvf->mbox.lock); req = otx2_mbox_alloc_msg_nix_set_hw_frs(&pfvf->mbox); @@ -236,7 +236,7 @@ int otx2_hw_set_mtu(struct otx2_nic *pfvf, int mtu) return -ENOMEM; } - req->maxlen = pfvf->netdev->mtu + OTX2_ETH_HLEN + OTX2_HW_TIMESTAMP_LEN; + req->maxlen = mtu + OTX2_ETH_HLEN + OTX2_HW_TIMESTAMP_LEN; /* Use max receive length supported by hardware for loopback devices */ if (is_otx2_lbkvf(pfvf->pdev)) diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h index df548aeffecf..b36b87dae2cb 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h @@ -228,6 +228,7 @@ struct otx2_hw { u16 txschq_list[NIX_TXSCH_LVL_CNT][MAX_TXSCHQ_PER_FUNC]; u16 matchall_ipolicer; u32 dwrr_mtu; + u32 max_mtu; u8 smq_link_type; /* HW settings, coalescing etc */ diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c index 1185f1bdfa01..15ed1305fbf8 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c @@ -3101,6 +3101,7 @@ static int otx2_probe(struct pci_dev *pdev, const struct pci_device_id *id) netdev->min_mtu = OTX2_MIN_MTU; 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So, that they can be used later by the RVU representor driver. Signed-off-by: Geetha sowjanya --- .../marvell/octeontx2/nic/otx2_common.h | 11 ++++++++ .../ethernet/marvell/octeontx2/nic/otx2_pf.c | 27 ++++++++++--------- .../ethernet/marvell/octeontx2/nic/otx2_vf.c | 4 +-- 3 files changed, 28 insertions(+), 14 deletions(-) diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h index b36b87dae2cb..327254e578d5 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h @@ -1000,6 +1000,17 @@ int otx2_aura_init(struct otx2_nic *pfvf, int aura_id, int otx2_init_rsrc(struct pci_dev *pdev, struct otx2_nic *pf); void otx2_free_queue_mem(struct otx2_qset *qset); int otx2_alloc_queue_mem(struct otx2_nic *pf); +int otx2_init_hw_resources(struct otx2_nic *pfvf); +void otx2_free_hw_resources(struct otx2_nic *pf); +int otx2_wq_init(struct otx2_nic *pf); +int otx2_check_pf_usable(struct otx2_nic *pf); +int otx2_pfaf_mbox_init(struct otx2_nic *pf); +int otx2_register_mbox_intr(struct otx2_nic *pf, bool probe_af); +int otx2_realloc_msix_vectors(struct otx2_nic *pf); +void otx2_pfaf_mbox_destroy(struct otx2_nic *pf); +void otx2_disable_mbox_intr(struct otx2_nic *pf); +void otx2_disable_napi(struct otx2_nic *pf); +irqreturn_t otx2_cq_intr_handler(int irq, void *cq_irq); /* RSS configuration APIs*/ int otx2_rss_init(struct otx2_nic *pfvf); diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c index 15ed1305fbf8..e6b03bad2dba 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c @@ -1008,7 +1008,7 @@ static irqreturn_t otx2_pfaf_mbox_intr_handler(int irq, void *pf_irq) return IRQ_HANDLED; } -static void otx2_disable_mbox_intr(struct otx2_nic *pf) +void otx2_disable_mbox_intr(struct otx2_nic *pf) { int vector = pci_irq_vector(pf->pdev, RVU_PF_INT_VEC_AFPF_MBOX); @@ -1017,7 +1017,7 @@ static void otx2_disable_mbox_intr(struct otx2_nic *pf) free_irq(vector, pf); } -static int otx2_register_mbox_intr(struct otx2_nic *pf, bool probe_af) +int otx2_register_mbox_intr(struct otx2_nic *pf, bool probe_af) { struct otx2_hw *hw = &pf->hw; struct msg_req *req; @@ -1061,7 +1061,7 @@ static int otx2_register_mbox_intr(struct otx2_nic *pf, bool probe_af) return 0; } -static void otx2_pfaf_mbox_destroy(struct otx2_nic *pf) +void otx2_pfaf_mbox_destroy(struct otx2_nic *pf) { struct mbox *mbox = &pf->mbox; @@ -1077,7 +1077,7 @@ static void otx2_pfaf_mbox_destroy(struct otx2_nic *pf) otx2_mbox_destroy(&mbox->mbox_up); } -static int otx2_pfaf_mbox_init(struct otx2_nic *pf) +int otx2_pfaf_mbox_init(struct otx2_nic *pf) { struct mbox *mbox = &pf->mbox; void __iomem *hwbase; @@ -1379,7 +1379,7 @@ static irqreturn_t otx2_q_intr_handler(int irq, void *data) return IRQ_HANDLED; } -static irqreturn_t otx2_cq_intr_handler(int irq, void *cq_irq) +irqreturn_t otx2_cq_intr_handler(int irq, void *cq_irq) { struct otx2_cq_poll *cq_poll = (struct otx2_cq_poll *)cq_irq; struct otx2_nic *pf = (struct otx2_nic *)cq_poll->dev; @@ -1399,15 +1399,18 @@ static irqreturn_t otx2_cq_intr_handler(int irq, void *cq_irq) return IRQ_HANDLED; } -static void otx2_disable_napi(struct otx2_nic *pf) +void otx2_disable_napi(struct otx2_nic *pf) { struct otx2_qset *qset = &pf->qset; struct otx2_cq_poll *cq_poll; + struct work_struct *work; int qidx; for (qidx = 0; qidx < pf->hw.cint_cnt; qidx++) { cq_poll = &qset->napi[qidx]; - cancel_work_sync(&cq_poll->dim.work); + work = &cq_poll->dim.work; + if (work->func) + cancel_work_sync(work); napi_disable(&cq_poll->napi); netif_napi_del(&cq_poll->napi); } @@ -1477,7 +1480,7 @@ static int otx2_get_rbuf_size(struct otx2_nic *pf, int mtu) return ALIGN(rbuf_size, 2048); } -static int otx2_init_hw_resources(struct otx2_nic *pf) +int otx2_init_hw_resources(struct otx2_nic *pf) { struct nix_lf_free_req *free_req; struct mbox *mbox = &pf->mbox; @@ -1602,7 +1605,7 @@ static int otx2_init_hw_resources(struct otx2_nic *pf) return err; } -static void otx2_free_hw_resources(struct otx2_nic *pf) +void otx2_free_hw_resources(struct otx2_nic *pf) { struct otx2_qset *qset = &pf->qset; struct nix_lf_free_req *free_req; @@ -2807,7 +2810,7 @@ static const struct net_device_ops otx2_netdev_ops = { .ndo_set_vf_trust = otx2_ndo_set_vf_trust, }; -static int otx2_wq_init(struct otx2_nic *pf) +int otx2_wq_init(struct otx2_nic *pf) { pf->otx2_wq = create_singlethread_workqueue("otx2_wq"); if (!pf->otx2_wq) @@ -2818,7 +2821,7 @@ static int otx2_wq_init(struct otx2_nic *pf) return 0; } -static int otx2_check_pf_usable(struct otx2_nic *nic) +int otx2_check_pf_usable(struct otx2_nic *nic) { u64 rev; @@ -2836,7 +2839,7 @@ static int otx2_check_pf_usable(struct otx2_nic *nic) return 0; } -static int otx2_realloc_msix_vectors(struct otx2_nic *pf) +int otx2_realloc_msix_vectors(struct otx2_nic *pf) { struct otx2_hw *hw = &pf->hw; int num_vec, err; diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_vf.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_vf.c index 79a8acac6283..c4e6c78a8deb 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_vf.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_vf.c @@ -500,7 +500,7 @@ static const struct net_device_ops otx2vf_netdev_ops = { .ndo_setup_tc = otx2_setup_tc, }; -static int otx2_wq_init(struct otx2_nic *vf) +static int otx2_vf_wq_init(struct otx2_nic *vf) { vf->otx2_wq = create_singlethread_workqueue("otx2vf_wq"); if (!vf->otx2_wq) @@ -689,7 +689,7 @@ static int otx2vf_probe(struct pci_dev *pdev, const struct pci_device_id *id) goto err_ptp_destroy; } - err = otx2_wq_init(vf); + err = otx2_vf_wq_init(vf); if (err) goto err_unreg_netdev;