From patchwork Fri Apr 19 06:43:13 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anoob Joseph X-Patchwork-Id: 139534 X-Patchwork-Delegate: thomas@monjalon.net Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 11DCE43EAC; Fri, 19 Apr 2024 08:43:32 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 9EC70402D0; Fri, 19 Apr 2024 08:43:29 +0200 (CEST) Received: from mx0b-0016f401.pphosted.com (mx0b-0016f401.pphosted.com [67.231.156.173]) by mails.dpdk.org (Postfix) with ESMTP id 5DB84402D0 for ; Fri, 19 Apr 2024 08:43:28 +0200 (CEST) Received: from pps.filterd (m0045851.ppops.net [127.0.0.1]) by mx0b-0016f401.pphosted.com (8.17.1.24/8.17.1.24) with ESMTP id 43ILYmcS010585; Thu, 18 Apr 2024 23:43:27 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding:content-type; s= pfpt0220; bh=QzcoaOH0E1c/LE6mRk0SKwXq0LEGBs9fRh039ohMhL8=; b=M+B c104pxDw55MSvW9fD4Jgqb/+WCqKQl5lbAaJHTETPeGXYvuPmQ52Amab6RuNLS0+ UYoje7DHK3MmDOFcUZ260VEpNFEF5HedhqkzGQqE86UrHZz8lOL2s9U8twjSKWTy R+zrBV3Klb/DPgPLNWS7TslB1W/FW/Ycv21vRs77FC5F9B/Df83wS39r4FJ+7NkE XmVQanCB5QDJD/86c4wK7TlmTk9z1g+ch0gsHdkSGtjrE5guQinvJ/+GmdAQ6oZv U/siFu29h6dwBqJCmQVeZDp/UTendr/WtigaLGFGP5DBrlQQcsZhVPipEg9wl9zD WdGwWs2UZzbT03zzf/w== Received: from dc6wp-exch02.marvell.com ([4.21.29.225]) by mx0b-0016f401.pphosted.com (PPS) with ESMTPS id 3xjhecq8sm-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 18 Apr 2024 23:43:27 -0700 (PDT) Received: from DC6WP-EXCH02.marvell.com (10.76.176.209) by DC6WP-EXCH02.marvell.com (10.76.176.209) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.4; Thu, 18 Apr 2024 23:43:26 -0700 Received: from maili.marvell.com (10.69.176.80) by DC6WP-EXCH02.marvell.com (10.76.176.209) with Microsoft SMTP Server id 15.2.1544.4 via Frontend Transport; Thu, 18 Apr 2024 23:43:26 -0700 Received: from BG-LT92004.corp.innovium.com (BG-LT92004.marvell.com [10.28.163.189]) by maili.marvell.com (Postfix) with ESMTP id C85685B6933; Thu, 18 Apr 2024 23:43:23 -0700 (PDT) From: Anoob Joseph To: Chengwen Feng , Kevin Laatz , Bruce Richardson , "Jerin Jacob" , Thomas Monjalon CC: Gowrishankar Muthukrishnan , "Vidya Sagar Velumuri" , Subject: [PATCH v3 1/7] dma/odm: add framework for ODM DMA device Date: Fri, 19 Apr 2024 12:13:13 +0530 Message-ID: <20240419064319.149-2-anoobj@marvell.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240419064319.149-1-anoobj@marvell.com> References: <20240417072708.322-1-anoobj@marvell.com> <20240419064319.149-1-anoobj@marvell.com> MIME-Version: 1.0 X-Proofpoint-ORIG-GUID: jQJPpKKIGCYDo9bGlX0xIay_CBerLHQZ X-Proofpoint-GUID: jQJPpKKIGCYDo9bGlX0xIay_CBerLHQZ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-04-19_04,2024-04-17_01,2023-05-22_02 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Add framework for Odyssey ODM DMA device. Signed-off-by: Anoob Joseph Signed-off-by: Gowrishankar Muthukrishnan Signed-off-by: Vidya Sagar Velumuri --- MAINTAINERS | 6 +++ drivers/dma/meson.build | 1 + drivers/dma/odm/meson.build | 14 +++++++ drivers/dma/odm/odm.h | 29 ++++++++++++++ drivers/dma/odm/odm_dmadev.c | 74 ++++++++++++++++++++++++++++++++++++ 5 files changed, 124 insertions(+) create mode 100644 drivers/dma/odm/meson.build create mode 100644 drivers/dma/odm/odm.h create mode 100644 drivers/dma/odm/odm_dmadev.c diff --git a/MAINTAINERS b/MAINTAINERS index 7abb3aee49..b8d2f7b3d8 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1268,6 +1268,12 @@ T: git://dpdk.org/next/dpdk-next-net-mrvl F: drivers/dma/cnxk/ F: doc/guides/dmadevs/cnxk.rst +Marvell Odyssey ODM DMA +M: Gowrishankar Muthukrishnan +M: Vidya Sagar Velumuri +T: git://dpdk.org/next/dpdk-next-net-mrvl +F: drivers/dma/odm/ + NXP DPAA DMA M: Gagandeep Singh M: Sachin Saxena diff --git a/drivers/dma/meson.build b/drivers/dma/meson.build index 582654ea1b..358132759a 100644 --- a/drivers/dma/meson.build +++ b/drivers/dma/meson.build @@ -8,6 +8,7 @@ drivers = [ 'hisilicon', 'idxd', 'ioat', + 'odm', 'skeleton', ] std_deps = ['dmadev'] diff --git a/drivers/dma/odm/meson.build b/drivers/dma/odm/meson.build new file mode 100644 index 0000000000..227b10c890 --- /dev/null +++ b/drivers/dma/odm/meson.build @@ -0,0 +1,14 @@ +# SPDX-License-Identifier: BSD-3-Clause +# Copyright(C) 2024 Marvell. + +if not is_linux or not dpdk_conf.get('RTE_ARCH_64') + build = false + reason = 'only supported on 64-bit Linux' + subdir_done() +endif + +deps += ['bus_pci', 'dmadev', 'eal', 'mempool', 'pci'] + +sources = files('odm_dmadev.c') + +pmd_supports_disable_iova_as_pa = true diff --git a/drivers/dma/odm/odm.h b/drivers/dma/odm/odm.h new file mode 100644 index 0000000000..aeeb6f9e9a --- /dev/null +++ b/drivers/dma/odm/odm.h @@ -0,0 +1,29 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(C) 2024 Marvell. + */ + +#ifndef _ODM_H_ +#define _ODM_H_ + +#include + +extern int odm_logtype; + +#define odm_err(...) \ + rte_log(RTE_LOG_ERR, odm_logtype, \ + RTE_FMT("%s(): %u" RTE_FMT_HEAD(__VA_ARGS__, ), __func__, __LINE__, \ + RTE_FMT_TAIL(__VA_ARGS__, ))) +#define odm_info(...) \ + rte_log(RTE_LOG_INFO, odm_logtype, \ + RTE_FMT("%s(): %u" RTE_FMT_HEAD(__VA_ARGS__, ), __func__, __LINE__, \ + RTE_FMT_TAIL(__VA_ARGS__, ))) + +struct __rte_cache_aligned odm_dev { + struct rte_pci_device *pci_dev; + uint8_t *rbase; + uint16_t vfid; + uint8_t max_qs; + uint8_t num_qs; +}; + +#endif /* _ODM_H_ */ diff --git a/drivers/dma/odm/odm_dmadev.c b/drivers/dma/odm/odm_dmadev.c new file mode 100644 index 0000000000..cc3342cf7b --- /dev/null +++ b/drivers/dma/odm/odm_dmadev.c @@ -0,0 +1,74 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(C) 2024 Marvell. + */ + +#include + +#include +#include +#include +#include +#include +#include + +#include "odm.h" + +#define PCI_VENDOR_ID_CAVIUM 0x177D +#define PCI_DEVID_ODYSSEY_ODM_VF 0xA08C +#define PCI_DRIVER_NAME dma_odm + +static int +odm_dmadev_probe(struct rte_pci_driver *pci_drv __rte_unused, struct rte_pci_device *pci_dev) +{ + char name[RTE_DEV_NAME_MAX_LEN]; + struct odm_dev *odm = NULL; + struct rte_dma_dev *dmadev; + + if (!pci_dev->mem_resource[0].addr) + return -ENODEV; + + memset(name, 0, sizeof(name)); + rte_pci_device_name(&pci_dev->addr, name, sizeof(name)); + + dmadev = rte_dma_pmd_allocate(name, pci_dev->device.numa_node, sizeof(*odm)); + if (dmadev == NULL) { + odm_err("DMA device allocation failed for %s", name); + return -ENOMEM; + } + + odm_info("DMA device %s probed", name); + + return 0; +} + +static int +odm_dmadev_remove(struct rte_pci_device *pci_dev) +{ + char name[RTE_DEV_NAME_MAX_LEN]; + + memset(name, 0, sizeof(name)); + rte_pci_device_name(&pci_dev->addr, name, sizeof(name)); + + return rte_dma_pmd_release(name); +} + +static const struct rte_pci_id odm_dma_pci_map[] = { + { + RTE_PCI_DEVICE(PCI_VENDOR_ID_CAVIUM, PCI_DEVID_ODYSSEY_ODM_VF) + }, + { + .vendor_id = 0, + }, +}; + +static struct rte_pci_driver odm_dmadev = { + .id_table = odm_dma_pci_map, + .drv_flags = RTE_PCI_DRV_NEED_MAPPING, + .probe = odm_dmadev_probe, + .remove = odm_dmadev_remove, +}; + +RTE_PMD_REGISTER_PCI(PCI_DRIVER_NAME, odm_dmadev); +RTE_PMD_REGISTER_PCI_TABLE(PCI_DRIVER_NAME, odm_dma_pci_map); +RTE_PMD_REGISTER_KMOD_DEP(PCI_DRIVER_NAME, "vfio-pci"); +RTE_LOG_REGISTER_DEFAULT(odm_logtype, NOTICE);