From: Shai Malin <smalin@marvell.com> To: <netdev@vger.kernel.org>, <linux-nvme@lists.infradead.org>, <davem@davemloft.net>, <kuba@kernel.org>, <sagi@grimberg.me>, <hch@lst.de>, <axboe@fb.com>, <kbusch@kernel.org> Cc: <aelior@marvell.com>, <mkalderon@marvell.com>, <okulkarni@marvell.com>, <pkushwaha@marvell.com>, <malin1024@gmail.com>, <smalin@marvell.com>, "Nikolay Assa" <nassa@marvell.com> Subject: [RFC PATCH v5 18/27] qedn: Add qedn_claim_dev API support Date: Wed, 19 May 2021 14:13:31 +0300 [thread overview] Message-ID: <20210519111340.20613-19-smalin@marvell.com> (raw) In-Reply-To: <20210519111340.20613-1-smalin@marvell.com> From: Nikolay Assa <nassa@marvell.com> This patch introduces the qedn_claim_dev() network service which the offload device (qedn) is using through the paired net-device (qede). qedn_claim_dev() returns true if the IP addr(IPv4 or IPv6) of the target server is reachable via the net-device which is paired with the offloaded device. Acked-by: Igor Russkikh <irusskikh@marvell.com> Signed-off-by: Nikolay Assa <nassa@marvell.com> Signed-off-by: Prabhakar Kushwaha <pkushwaha@marvell.com> Signed-off-by: Omkar Kulkarni <okulkarni@marvell.com> Signed-off-by: Michal Kalderon <mkalderon@marvell.com> Signed-off-by: Ariel Elior <aelior@marvell.com> Signed-off-by: Shai Malin <smalin@marvell.com> Reviewed-by: Hannes Reinecke <hare@suse.de> --- drivers/nvme/hw/qedn/qedn.h | 4 ++++ drivers/nvme/hw/qedn/qedn_main.c | 41 ++++++++++++++++++++++++++++++-- 2 files changed, 43 insertions(+), 2 deletions(-) diff --git a/drivers/nvme/hw/qedn/qedn.h b/drivers/nvme/hw/qedn/qedn.h index f13073afbced..f49ae2dcb8fe 100644 --- a/drivers/nvme/hw/qedn/qedn.h +++ b/drivers/nvme/hw/qedn/qedn.h @@ -8,6 +8,10 @@ #include <linux/qed/qed_if.h> #include <linux/qed/qed_nvmetcp_if.h> +#include <linux/qed/qed_nvmetcp_ip_services_if.h> +#include <linux/qed/qed_chain.h> +#include <linux/qed/storage_common.h> +#include <linux/qed/nvmetcp_common.h> /* Driver includes */ #include "../../host/tcp-offload.h" diff --git a/drivers/nvme/hw/qedn/qedn_main.c b/drivers/nvme/hw/qedn/qedn_main.c index 46110b5a779b..c2e5263cfb46 100644 --- a/drivers/nvme/hw/qedn/qedn_main.c +++ b/drivers/nvme/hw/qedn/qedn_main.c @@ -26,9 +26,46 @@ static int qedn_claim_dev(struct nvme_tcp_ofld_dev *dev, struct nvme_tcp_ofld_ctrl_con_params *conn_params) { - /* Placeholder - qedn_claim_dev */ + struct pci_dev *qede_pdev = NULL; + struct net_device *ndev = NULL; + u16 vlan_id = 0; + int rc = 0; - return 0; + /* qedn utilizes host network stack through paired qede device for + * non-offload traffic. First we verify there is valid route to remote + * peer. + */ + if (conn_params->remote_ip_addr.ss_family == AF_INET) { + rc = qed_route_ipv4(&conn_params->local_ip_addr, + &conn_params->remote_ip_addr, + &conn_params->remote_mac_addr, + &ndev); + } else if (conn_params->remote_ip_addr.ss_family == AF_INET6) { + rc = qed_route_ipv6(&conn_params->local_ip_addr, + &conn_params->remote_ip_addr, + &conn_params->remote_mac_addr, + &ndev); + } else { + pr_err("address family %d not supported\n", + conn_params->remote_ip_addr.ss_family); + + return false; + } + + if (rc) + return false; + + qed_vlan_get_ndev(&ndev, &vlan_id); + conn_params->vlan_id = vlan_id; + + dev->ndev = ndev; + + /* route found through ndev - validate this is qede*/ + qede_pdev = qed_validate_ndev(ndev); + if (!qede_pdev) + return false; + + return true; } static int qedn_setup_ctrl(struct nvme_tcp_ofld_ctrl *ctrl, bool new) -- 2.22.0
WARNING: multiple messages have this Message-ID (diff)
From: Shai Malin <smalin@marvell.com> To: <netdev@vger.kernel.org>, <linux-nvme@lists.infradead.org>, <davem@davemloft.net>, <kuba@kernel.org>, <sagi@grimberg.me>, <hch@lst.de>, <axboe@fb.com>, <kbusch@kernel.org> Cc: <aelior@marvell.com>, <mkalderon@marvell.com>, <okulkarni@marvell.com>, <pkushwaha@marvell.com>, <malin1024@gmail.com>, <smalin@marvell.com>, "Nikolay Assa" <nassa@marvell.com> Subject: [RFC PATCH v5 18/27] qedn: Add qedn_claim_dev API support Date: Wed, 19 May 2021 14:13:31 +0300 [thread overview] Message-ID: <20210519111340.20613-19-smalin@marvell.com> (raw) In-Reply-To: <20210519111340.20613-1-smalin@marvell.com> From: Nikolay Assa <nassa@marvell.com> This patch introduces the qedn_claim_dev() network service which the offload device (qedn) is using through the paired net-device (qede). qedn_claim_dev() returns true if the IP addr(IPv4 or IPv6) of the target server is reachable via the net-device which is paired with the offloaded device. Acked-by: Igor Russkikh <irusskikh@marvell.com> Signed-off-by: Nikolay Assa <nassa@marvell.com> Signed-off-by: Prabhakar Kushwaha <pkushwaha@marvell.com> Signed-off-by: Omkar Kulkarni <okulkarni@marvell.com> Signed-off-by: Michal Kalderon <mkalderon@marvell.com> Signed-off-by: Ariel Elior <aelior@marvell.com> Signed-off-by: Shai Malin <smalin@marvell.com> Reviewed-by: Hannes Reinecke <hare@suse.de> --- drivers/nvme/hw/qedn/qedn.h | 4 ++++ drivers/nvme/hw/qedn/qedn_main.c | 41 ++++++++++++++++++++++++++++++-- 2 files changed, 43 insertions(+), 2 deletions(-) diff --git a/drivers/nvme/hw/qedn/qedn.h b/drivers/nvme/hw/qedn/qedn.h index f13073afbced..f49ae2dcb8fe 100644 --- a/drivers/nvme/hw/qedn/qedn.h +++ b/drivers/nvme/hw/qedn/qedn.h @@ -8,6 +8,10 @@ #include <linux/qed/qed_if.h> #include <linux/qed/qed_nvmetcp_if.h> +#include <linux/qed/qed_nvmetcp_ip_services_if.h> +#include <linux/qed/qed_chain.h> +#include <linux/qed/storage_common.h> +#include <linux/qed/nvmetcp_common.h> /* Driver includes */ #include "../../host/tcp-offload.h" diff --git a/drivers/nvme/hw/qedn/qedn_main.c b/drivers/nvme/hw/qedn/qedn_main.c index 46110b5a779b..c2e5263cfb46 100644 --- a/drivers/nvme/hw/qedn/qedn_main.c +++ b/drivers/nvme/hw/qedn/qedn_main.c @@ -26,9 +26,46 @@ static int qedn_claim_dev(struct nvme_tcp_ofld_dev *dev, struct nvme_tcp_ofld_ctrl_con_params *conn_params) { - /* Placeholder - qedn_claim_dev */ + struct pci_dev *qede_pdev = NULL; + struct net_device *ndev = NULL; + u16 vlan_id = 0; + int rc = 0; - return 0; + /* qedn utilizes host network stack through paired qede device for + * non-offload traffic. First we verify there is valid route to remote + * peer. + */ + if (conn_params->remote_ip_addr.ss_family == AF_INET) { + rc = qed_route_ipv4(&conn_params->local_ip_addr, + &conn_params->remote_ip_addr, + &conn_params->remote_mac_addr, + &ndev); + } else if (conn_params->remote_ip_addr.ss_family == AF_INET6) { + rc = qed_route_ipv6(&conn_params->local_ip_addr, + &conn_params->remote_ip_addr, + &conn_params->remote_mac_addr, + &ndev); + } else { + pr_err("address family %d not supported\n", + conn_params->remote_ip_addr.ss_family); + + return false; + } + + if (rc) + return false; + + qed_vlan_get_ndev(&ndev, &vlan_id); + conn_params->vlan_id = vlan_id; + + dev->ndev = ndev; + + /* route found through ndev - validate this is qede*/ + qede_pdev = qed_validate_ndev(ndev); + if (!qede_pdev) + return false; + + return true; } static int qedn_setup_ctrl(struct nvme_tcp_ofld_ctrl *ctrl, bool new) -- 2.22.0 _______________________________________________ Linux-nvme mailing list Linux-nvme@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-nvme
next prev parent reply other threads:[~2021-05-19 11:18 UTC|newest] Thread overview: 106+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-05-19 11:13 [RFC PATCH v5 00/27] NVMeTCP Offload ULP and QEDN Device Driver Shai Malin 2021-05-19 11:13 ` Shai Malin 2021-05-19 11:13 ` [RFC PATCH v5 01/27] nvme-tcp-offload: Add nvme-tcp-offload - NVMeTCP HW offload ULP Shai Malin 2021-05-19 11:13 ` Shai Malin 2021-05-21 17:06 ` Himanshu Madhani 2021-05-21 17:06 ` Himanshu Madhani 2021-05-24 20:11 ` Shai Malin 2021-05-24 20:11 ` Shai Malin 2021-05-21 22:13 ` Sagi Grimberg 2021-05-21 22:13 ` Sagi Grimberg 2021-05-24 20:08 ` Shai Malin 2021-05-24 20:08 ` Shai Malin 2021-06-08 9:28 ` Petr Mladek 2021-06-08 9:28 ` Petr Mladek 2021-05-19 11:13 ` [RFC PATCH v5 02/27] nvme-fabrics: Move NVMF_ALLOWED_OPTS and NVMF_REQUIRED_OPTS definitions Shai Malin 2021-05-19 11:13 ` Shai Malin 2021-05-21 17:08 ` Himanshu Madhani 2021-05-21 17:08 ` Himanshu Madhani 2021-05-21 22:15 ` Sagi Grimberg 2021-05-21 22:15 ` Sagi Grimberg 2021-05-19 11:13 ` [RFC PATCH v5 03/27] nvme-tcp-offload: Add device scan implementation Shai Malin 2021-05-19 11:13 ` Shai Malin 2021-05-21 17:22 ` Himanshu Madhani 2021-05-21 17:22 ` Himanshu Madhani 2021-05-21 22:22 ` Sagi Grimberg 2021-05-21 22:22 ` Sagi Grimberg 2021-05-24 20:14 ` Shai Malin 2021-05-24 20:14 ` Shai Malin 2021-05-19 11:13 ` [RFC PATCH v5 04/27] nvme-tcp-offload: Add controller level implementation Shai Malin 2021-05-19 11:13 ` Shai Malin 2021-05-21 17:19 ` Himanshu Madhani 2021-05-21 17:19 ` Himanshu Madhani 2021-05-21 22:31 ` Sagi Grimberg 2021-05-21 22:31 ` Sagi Grimberg 2021-05-27 20:03 ` Shai Malin 2021-05-27 20:03 ` Shai Malin 2021-05-19 11:13 ` [RFC PATCH v5 05/27] nvme-tcp-offload: Add controller level error recovery implementation Shai Malin 2021-05-19 11:13 ` Shai Malin 2021-05-21 17:42 ` Himanshu Madhani 2021-05-21 17:42 ` Himanshu Madhani 2021-05-21 22:34 ` Sagi Grimberg 2021-05-21 22:34 ` Sagi Grimberg 2021-05-19 11:13 ` [RFC PATCH v5 06/27] nvme-tcp-offload: Add queue level implementation Shai Malin 2021-05-19 11:13 ` Shai Malin 2021-05-21 18:18 ` Himanshu Madhani 2021-05-21 18:18 ` Himanshu Madhani 2021-05-21 22:48 ` Sagi Grimberg 2021-05-21 22:48 ` Sagi Grimberg 2021-05-24 20:16 ` Shai Malin 2021-05-24 20:16 ` Shai Malin 2021-05-19 11:13 ` [RFC PATCH v5 07/27] nvme-tcp-offload: Add IO " Shai Malin 2021-05-19 11:13 ` Shai Malin 2021-05-21 18:26 ` Himanshu Madhani 2021-05-21 18:26 ` Himanshu Madhani 2021-05-19 11:13 ` [RFC PATCH v5 08/27] nvme-tcp-offload: Add Timeout and ASYNC Support Shai Malin 2021-05-19 11:13 ` Shai Malin 2021-05-21 18:36 ` Himanshu Madhani 2021-05-21 18:36 ` Himanshu Madhani 2021-05-21 22:51 ` Sagi Grimberg 2021-05-21 22:51 ` Sagi Grimberg 2021-05-24 20:17 ` Shai Malin 2021-05-24 20:17 ` Shai Malin 2021-05-19 11:13 ` [RFC PATCH v5 09/27] qed: Add TCP_ULP FW resource layout Shai Malin 2021-05-19 11:13 ` Shai Malin 2021-05-19 11:13 ` [RFC PATCH v5 10/27] qed: Add NVMeTCP Offload PF Level FW and HW HSI Shai Malin 2021-05-19 11:13 ` Shai Malin 2021-05-19 11:13 ` [RFC PATCH v5 11/27] qed: Add NVMeTCP Offload Connection " Shai Malin 2021-05-19 11:13 ` Shai Malin 2021-05-19 11:13 ` [RFC PATCH v5 12/27] qed: Add support of HW filter block Shai Malin 2021-05-19 11:13 ` Shai Malin 2021-05-19 11:13 ` [RFC PATCH v5 13/27] qed: Add NVMeTCP Offload IO Level FW and HW HSI Shai Malin 2021-05-19 11:13 ` Shai Malin 2021-05-19 11:13 ` [RFC PATCH v5 14/27] qed: Add NVMeTCP Offload IO Level FW Initializations Shai Malin 2021-05-19 11:13 ` Shai Malin 2021-05-19 11:13 ` [RFC PATCH v5 15/27] qed: Add IP services APIs support Shai Malin 2021-05-19 11:13 ` Shai Malin 2021-05-19 11:13 ` [RFC PATCH v5 16/27] qedn: Add qedn - Marvell's NVMeTCP HW offload vendor driver Shai Malin 2021-05-19 11:13 ` Shai Malin 2021-05-19 11:13 ` [RFC PATCH v5 17/27] qedn: Add qedn probe Shai Malin 2021-05-19 11:13 ` Shai Malin 2021-05-19 12:31 ` Leon Romanovsky 2021-05-19 12:31 ` Leon Romanovsky 2021-05-19 14:29 ` Shai Malin 2021-05-19 14:29 ` Shai Malin 2021-05-19 15:31 ` Leon Romanovsky 2021-05-19 15:31 ` Leon Romanovsky 2021-05-19 11:13 ` Shai Malin [this message] 2021-05-19 11:13 ` [RFC PATCH v5 18/27] qedn: Add qedn_claim_dev API support Shai Malin 2021-05-19 11:13 ` [RFC PATCH v5 19/27] qedn: Add IRQ and fast-path resources initializations Shai Malin 2021-05-19 11:13 ` Shai Malin 2021-05-19 11:13 ` [RFC PATCH v5 20/27] qedn: Add connection-level slowpath functionality Shai Malin 2021-05-19 11:13 ` Shai Malin 2021-05-19 11:13 ` [RFC PATCH v5 21/27] qedn: Add support of configuring HW filter block Shai Malin 2021-05-19 11:13 ` Shai Malin 2021-05-19 11:13 ` [RFC PATCH v5 22/27] qedn: Add IO level qedn_send_req and fw_cq workqueue Shai Malin 2021-05-19 11:13 ` Shai Malin 2021-05-19 11:13 ` [RFC PATCH v5 23/27] qedn: Add support of Task and SGL Shai Malin 2021-05-19 11:13 ` Shai Malin 2021-05-19 11:13 ` [RFC PATCH v5 24/27] qedn: Add support of NVME ICReq & ICResp Shai Malin 2021-05-19 11:13 ` Shai Malin 2021-05-19 11:13 ` [RFC PATCH v5 25/27] qedn: Add IO level fastpath functionality Shai Malin 2021-05-19 11:13 ` Shai Malin 2021-05-19 11:13 ` [RFC PATCH v5 26/27] qedn: Add Connection and IO level recovery flows Shai Malin 2021-05-19 11:13 ` Shai Malin 2021-05-19 11:13 ` [RFC PATCH v5 27/27] qedn: Add support of ASYNC Shai Malin 2021-05-19 11:13 ` Shai Malin
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