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Tue, 19 Oct 2021 10:59:27 +0000 From: Yishai Hadas To: , , , CC: , , , , , , , , Subject: [PATCH V2 mlx5-next 06/14] vdpa/mlx5: Use mlx5_vf_get_core_dev() to get PF device Date: Tue, 19 Oct 2021 13:58:30 +0300 Message-ID: <20211019105838.227569-7-yishaih@nvidia.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20211019105838.227569-1-yishaih@nvidia.com> References: <20211019105838.227569-1-yishaih@nvidia.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 2b0d1e82-748a-406c-8d39-08d992ef8890 X-MS-TrafficTypeDiagnostic: MWHPR12MB1536: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:3173; X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:216.228.112.32;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:schybrid01.nvidia.com;CAT:NONE;SFS:(4636009)(46966006)(36840700001)(110136005)(107886003)(54906003)(8936002)(47076005)(7636003)(83380400001)(82310400003)(356005)(1076003)(8676002)(70206006)(36860700001)(26005)(508600001)(6636002)(36756003)(86362001)(2616005)(426003)(6666004)(336012)(7696005)(5660300002)(2906002)(70586007)(4326008)(316002)(186003);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 19 Oct 2021 10:59:33.0742 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 2b0d1e82-748a-406c-8d39-08d992ef8890 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.112.32];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM11FT010.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: MWHPR12MB1536 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Use mlx5_vf_get_core_dev() to get PF device instead of accessing directly the PF data structure from the VF one. The mlx5_vf_get_core_dev() API in its turn uses the generic PCI API (i.e. pci_iov_get_pf_drvdata) to get it. Signed-off-by: Yishai Hadas Signed-off-by: Leon Romanovsky --- drivers/vdpa/mlx5/net/mlx5_vnet.c | 27 +++++++++++++++++++++------ 1 file changed, 21 insertions(+), 6 deletions(-) diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.c b/drivers/vdpa/mlx5/net/mlx5_vnet.c index 5c7d2a953dbd..97b8917bc34d 100644 --- a/drivers/vdpa/mlx5/net/mlx5_vnet.c +++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c @@ -1445,7 +1445,10 @@ static virtio_net_ctrl_ack handle_ctrl_mac(struct mlx5_vdpa_dev *mvdev, u8 cmd) size_t read; u8 mac[ETH_ALEN]; - pfmdev = pci_get_drvdata(pci_physfn(mvdev->mdev->pdev)); + pfmdev = mlx5_vf_get_core_dev(mvdev->mdev->pdev); + if (!pfmdev) + return status; + switch (cmd) { case VIRTIO_NET_CTRL_MAC_ADDR_SET: read = vringh_iov_pull_iotlb(&cvq->vring, &cvq->riov, (void *)mac, ETH_ALEN); @@ -1479,6 +1482,7 @@ static virtio_net_ctrl_ack handle_ctrl_mac(struct mlx5_vdpa_dev *mvdev, u8 cmd) break; } + mlx5_vf_put_core_dev(pfmdev); return status; } @@ -2261,8 +2265,11 @@ static void mlx5_vdpa_free(struct vdpa_device *vdev) free_resources(ndev); mlx5_vdpa_destroy_mr(mvdev); if (!is_zero_ether_addr(ndev->config.mac)) { - pfmdev = pci_get_drvdata(pci_physfn(mvdev->mdev->pdev)); - mlx5_mpfs_del_mac(pfmdev, ndev->config.mac); + pfmdev = mlx5_vf_get_core_dev(mvdev->mdev->pdev); + if (pfmdev) { + mlx5_mpfs_del_mac(pfmdev, ndev->config.mac); + mlx5_vf_put_core_dev(pfmdev); + } } mlx5_vdpa_free_resources(&ndev->mvdev); mutex_destroy(&ndev->reslock); @@ -2449,8 +2456,11 @@ static int mlx5_vdpa_dev_add(struct vdpa_mgmt_dev *v_mdev, const char *name) goto err_mtu; if (!is_zero_ether_addr(config->mac)) { - pfmdev = pci_get_drvdata(pci_physfn(mdev->pdev)); + pfmdev = mlx5_vf_get_core_dev(mdev->pdev); + if (!pfmdev) + goto err_mtu; err = mlx5_mpfs_add_mac(pfmdev, config->mac); + mlx5_vf_put_core_dev(pfmdev); if (err) goto err_mtu; @@ -2497,8 +2507,13 @@ static int mlx5_vdpa_dev_add(struct vdpa_mgmt_dev *v_mdev, const char *name) err_res: mlx5_vdpa_free_resources(&ndev->mvdev); err_mpfs: - if (!is_zero_ether_addr(config->mac)) - mlx5_mpfs_del_mac(pfmdev, config->mac); + if (!is_zero_ether_addr(config->mac)) { + pfmdev = mlx5_vf_get_core_dev(mdev->pdev); + if (pfmdev) { + mlx5_mpfs_del_mac(pfmdev, config->mac); + mlx5_vf_put_core_dev(pfmdev); + } + } err_mtu: mutex_destroy(&ndev->reslock); put_device(&mvdev->vdev.dev); -- 2.18.1