From patchwork Tue Apr 4 19:51:32 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ed Czeck X-Patchwork-Id: 23227 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 [IPv6:::1]) by dpdk.org (Postfix) with ESMTP id F38355424; Tue, 4 Apr 2017 21:51:38 +0200 (CEST) Received: from mail-qt0-f195.google.com (mail-qt0-f195.google.com [209.85.216.195]) by dpdk.org (Postfix) with ESMTP id 27F9C47CE for ; Tue, 4 Apr 2017 21:51:37 +0200 (CEST) Received: by mail-qt0-f195.google.com with SMTP id r5so24696562qtb.2 for ; Tue, 04 Apr 2017 12:51:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=atomicrules-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=Wg90hA4mfjy7kspf0pMPO5oJmHaFhnJzw2ebp/5Xdio=; b=UHlaxBWFCmDhy8C5MpSfvyp1J630zyKx4gptywvJBxs2aLkkiB39Vnk649xfYuPBsv hJsnUuPQ995ejmYBwEYWgxO3W8LtICcV9Knxb6Q8akphF4FXR2YO0ZDefBYK5L1Y++9U nfkskq1PoIpKBR9rPTtUoq9iRgoAEBb6t+VP6ovFI3cWPRiGqy5rqmhgzRqfo/cHN8jH SjzHPumLrdhf5YTrYtoN4e3qyGrkXjBz1+dsdWudEBlmXIQVSSqE7kaG7wTdjHFmceZG bK3wkYbFz7iDsu52MiLTsqwiGa51Jbl5Gwn5T9BuMHAPxs76MoHMER5u5HjwSzWMhxej mbiA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=Wg90hA4mfjy7kspf0pMPO5oJmHaFhnJzw2ebp/5Xdio=; b=Wq31JqitmGVdq1ScuovLs55Du1MWT0/14U8GDsMJrWDfIB4wo+vbSCeXfD3Sv7zFsu yVLHWvxi/KcXM25L2Wbw/5YVquO2mEkbRK9sM2+7QTk1qLM6FMFXiFdNW0IG3GN7SUUW cysfeE1hUHFW6hm20KF4SrsC25OUU2csufMn/Z6muotbMNLhvcWpWfgnk61A4+N/a94s cfR9u2VHRe63p2Kb/hY349WN1vMVldQFCG/wRh7scirxOU8xeu/5T6qBIxcaYpVDgoef gL99T0NE/K3joipk7iSq0ob1S9/c+zJs81gX5JAkVBPO0KmR/2AcoMRKWXWQKqw1sdME bDCw== X-Gm-Message-State: AFeK/H05h6n2mXospXMjosT7xO+hDbKUX3uZCJ5xILorS0KIjgaesTpA6OtKJm+s8UEDZQ== X-Received: by 10.237.52.163 with SMTP id x32mr25120916qtd.177.1491335496166; Tue, 04 Apr 2017 12:51:36 -0700 (PDT) Received: from z170.home (pool-173-48-118-253.bstnma.fios.verizon.net. [173.48.118.253]) by smtp.gmail.com with ESMTPSA id v39sm12536459qtv.61.2017.04.04.12.51.35 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 04 Apr 2017 12:51:35 -0700 (PDT) From: Ed Czeck To: dev@dpdk.org Cc: john.miller@atomicrules.com, shepard.siegel@atomicrules.com, ferruh.yigit@intel.com, stephen@networkplumber.org, Ed Czeck Date: Tue, 4 Apr 2017 15:51:32 -0400 Message-Id: <1491335492-25508-1-git-send-email-ed.czeck@atomicrules.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1490823333-13451-1-git-send-email-ed.czeck@atomicrules.com> References: <1490823333-13451-1-git-send-email-ed.czeck@atomicrules.com> Subject: [dpdk-dev] [PATCH v8 7/7] net/ark: arkville PMD component integration 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" * Flesh out device configuration * Add links dev_ops * allow dynamic extension loading * update release notes and feature listing v8: * update release notes v7: * Address clang compile issue v6: * Address review issues * Unify messages and logging * Improved error capturing Signed-off-by: Shepard Siegel Signed-off-by: John Miller Signed-off-by: Ed Czeck Conflicts: drivers/net/ark/ark_global.h --- doc/guides/nics/features/ark.ini | 14 + doc/guides/rel_notes/release_17_05.rst | 7 +- drivers/net/ark/ark_ethdev.c | 679 ++++++++++++++++++++++++++++++++- drivers/net/ark/ark_ext.h | 115 ++++++ drivers/net/ark/ark_global.h | 23 ++ 5 files changed, 835 insertions(+), 3 deletions(-) create mode 100644 doc/guides/nics/features/ark.ini create mode 100644 drivers/net/ark/ark_ext.h diff --git a/doc/guides/nics/features/ark.ini b/doc/guides/nics/features/ark.ini new file mode 100644 index 0000000..31a3527 --- /dev/null +++ b/doc/guides/nics/features/ark.ini @@ -0,0 +1,14 @@ +; +; Supported features of the 'ark' poll mode driver. +; +; Refer to default.ini for the full list of available PMD features. +; +[Features] +Queue start/stop = Y +Jumbo frame = Y +Scattered Rx = Y +Basic stats = Y +Stats per queue = Y +Linux UIO = Y +x86-64 = Y +Usage doc = Y diff --git a/doc/guides/rel_notes/release_17_05.rst b/doc/guides/rel_notes/release_17_05.rst index 28fbeab..680f5e6 100644 --- a/doc/guides/rel_notes/release_17_05.rst +++ b/doc/guides/rel_notes/release_17_05.rst @@ -142,6 +142,12 @@ New Features performance enhancements viz. configurable TX data ring, Receive Data Ring, ability to register memory regions. +* **Added Atomic Rules Arkville PMD.** + + Added a new poll mode driver for the Arkville family of + devices from Atomic Rules. The net/ark PMD supports line-rate + agnostic, multi-queue data movement on Arkville core FPGA instances. + * **Updated the tap driver.** * Support MTU modification. @@ -153,7 +159,6 @@ New Features * Generic flow API support for Ethernet, VLAN, IPv4, IPv6, UDP and TCP pattern items with DROP, QUEUE and PASSTHRU actions for ingress traffic. - Resolved Issues --------------- diff --git a/drivers/net/ark/ark_ethdev.c b/drivers/net/ark/ark_ethdev.c index fa5c9aa..93721a0 100644 --- a/drivers/net/ark/ark_ethdev.c +++ b/drivers/net/ark/ark_ethdev.c @@ -40,14 +40,42 @@ #include "ark_global.h" #include "ark_logs.h" #include "ark_ethdev.h" +#include "ark_ethdev_tx.h" +#include "ark_ethdev_rx.h" +#include "ark_mpu.h" +#include "ark_ddm.h" +#include "ark_udm.h" +#include "ark_rqp.h" +#include "ark_pktdir.h" +#include "ark_pktgen.h" +#include "ark_pktchkr.h" /* Internal prototypes */ static int eth_ark_check_args(struct ark_adapter *ark, const char *params); static int eth_ark_dev_init(struct rte_eth_dev *dev); +static int ark_config_device(struct rte_eth_dev *dev); static int eth_ark_dev_uninit(struct rte_eth_dev *eth_dev); static int eth_ark_dev_configure(struct rte_eth_dev *dev); +static int eth_ark_dev_start(struct rte_eth_dev *dev); +static void eth_ark_dev_stop(struct rte_eth_dev *dev); +static void eth_ark_dev_close(struct rte_eth_dev *dev); static void eth_ark_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info); +static int eth_ark_dev_link_update(struct rte_eth_dev *dev, + int wait_to_complete); +static int eth_ark_dev_set_link_up(struct rte_eth_dev *dev); +static int eth_ark_dev_set_link_down(struct rte_eth_dev *dev); +static void eth_ark_dev_stats_get(struct rte_eth_dev *dev, + struct rte_eth_stats *stats); +static void eth_ark_dev_stats_reset(struct rte_eth_dev *dev); +static void eth_ark_set_default_mac_addr(struct rte_eth_dev *dev, + struct ether_addr *mac_addr); +static void eth_ark_macaddr_add(struct rte_eth_dev *dev, + struct ether_addr *mac_addr, + uint32_t index, + uint32_t pool); +static void eth_ark_macaddr_remove(struct rte_eth_dev *dev, + uint32_t index); /* * The packet generator is a functional block used to generate packet @@ -104,64 +132,579 @@ static void eth_ark_dev_info_get(struct rte_eth_dev *dev, static const struct eth_dev_ops ark_eth_dev_ops = { .dev_configure = eth_ark_dev_configure, + .dev_start = eth_ark_dev_start, + .dev_stop = eth_ark_dev_stop, + .dev_close = eth_ark_dev_close, + .dev_infos_get = eth_ark_dev_info_get, + + .rx_queue_setup = eth_ark_dev_rx_queue_setup, + .rx_queue_count = eth_ark_dev_rx_queue_count, + .tx_queue_setup = eth_ark_tx_queue_setup, + + .link_update = eth_ark_dev_link_update, + .dev_set_link_up = eth_ark_dev_set_link_up, + .dev_set_link_down = eth_ark_dev_set_link_down, + + .rx_queue_start = eth_ark_rx_start_queue, + .rx_queue_stop = eth_ark_rx_stop_queue, + + .tx_queue_start = eth_ark_tx_queue_start, + .tx_queue_stop = eth_ark_tx_queue_stop, + + .stats_get = eth_ark_dev_stats_get, + .stats_reset = eth_ark_dev_stats_reset, + + .mac_addr_add = eth_ark_macaddr_add, + .mac_addr_remove = eth_ark_macaddr_remove, + .mac_addr_set = eth_ark_set_default_mac_addr, }; static int +check_for_ext(struct ark_adapter *ark) +{ + int found = 0; + + /* Get the env */ + const char *dllpath = getenv("ARK_EXT_PATH"); + + if (dllpath == NULL) { + PMD_DEBUG_LOG(DEBUG, "ARK EXT NO dll path specified\n"); + return 0; + } + PMD_DRV_LOG(INFO, "ARK EXT found dll path at %s\n", dllpath); + + /* Open and load the .so */ + ark->d_handle = dlopen(dllpath, RTLD_LOCAL | RTLD_LAZY); + if (ark->d_handle == NULL) { + PMD_DRV_LOG(ERR, "Could not load user extension %s\n", + dllpath); + return -1; + } + PMD_DRV_LOG(INFO, "SUCCESS: loaded user extension %s\n", + dllpath); + + /* Get the entry points */ + ark->user_ext.dev_init = + (void *(*)(struct rte_eth_dev *, void *, int)) + dlsym(ark->d_handle, "dev_init"); + PMD_DEBUG_LOG(DEBUG, "device ext init pointer = %p\n", + ark->user_ext.dev_init); + ark->user_ext.dev_get_port_count = + (int (*)(struct rte_eth_dev *, void *)) + dlsym(ark->d_handle, "dev_get_port_count"); + ark->user_ext.dev_uninit = + (void (*)(struct rte_eth_dev *, void *)) + dlsym(ark->d_handle, "dev_uninit"); + ark->user_ext.dev_configure = + (int (*)(struct rte_eth_dev *, void *)) + dlsym(ark->d_handle, "dev_configure"); + ark->user_ext.dev_start = + (int (*)(struct rte_eth_dev *, void *)) + dlsym(ark->d_handle, "dev_start"); + ark->user_ext.dev_stop = + (void (*)(struct rte_eth_dev *, void *)) + dlsym(ark->d_handle, "dev_stop"); + ark->user_ext.dev_close = + (void (*)(struct rte_eth_dev *, void *)) + dlsym(ark->d_handle, "dev_close"); + ark->user_ext.link_update = + (int (*)(struct rte_eth_dev *, int, void *)) + dlsym(ark->d_handle, "link_update"); + ark->user_ext.dev_set_link_up = + (int (*)(struct rte_eth_dev *, void *)) + dlsym(ark->d_handle, "dev_set_link_up"); + ark->user_ext.dev_set_link_down = + (int (*)(struct rte_eth_dev *, void *)) + dlsym(ark->d_handle, "dev_set_link_down"); + ark->user_ext.stats_get = + (void (*)(struct rte_eth_dev *, struct rte_eth_stats *, + void *)) + dlsym(ark->d_handle, "stats_get"); + ark->user_ext.stats_reset = + (void (*)(struct rte_eth_dev *, void *)) + dlsym(ark->d_handle, "stats_reset"); + ark->user_ext.mac_addr_add = + (void (*)(struct rte_eth_dev *, struct ether_addr *, uint32_t, + uint32_t, void *)) + dlsym(ark->d_handle, "mac_addr_add"); + ark->user_ext.mac_addr_remove = + (void (*)(struct rte_eth_dev *, uint32_t, void *)) + dlsym(ark->d_handle, "mac_addr_remove"); + ark->user_ext.mac_addr_set = + (void (*)(struct rte_eth_dev *, struct ether_addr *, + void *)) + dlsym(ark->d_handle, "mac_addr_set"); + + return found; +} + +static int eth_ark_dev_init(struct rte_eth_dev *dev) { struct ark_adapter *ark = (struct ark_adapter *)dev->data->dev_private; struct rte_pci_device *pci_dev; - int ret = -1; + int ret; + int port_count = 1; + int p; ark->eth_dev = dev; PMD_FUNC_LOG(DEBUG, "\n"); + /* Check to see if there is an extension that we need to load */ + ret = check_for_ext(ark); + if (ret) + return ret; pci_dev = ARK_DEV_TO_PCI(dev); rte_eth_copy_pci_info(dev, pci_dev); + /* Use dummy function until setup */ + dev->rx_pkt_burst = ð_ark_recv_pkts_noop; + dev->tx_pkt_burst = ð_ark_xmit_pkts_noop; + ark->bar0 = (uint8_t *)pci_dev->mem_resource[0].addr; ark->a_bar = (uint8_t *)pci_dev->mem_resource[2].addr; + ark->sysctrl.v = (void *)&ark->bar0[ARK_SYSCTRL_BASE]; + ark->mpurx.v = (void *)&ark->bar0[ARK_MPU_RX_BASE]; + ark->udm.v = (void *)&ark->bar0[ARK_UDM_BASE]; + ark->mputx.v = (void *)&ark->bar0[ARK_MPU_TX_BASE]; + ark->ddm.v = (void *)&ark->bar0[ARK_DDM_BASE]; + ark->cmac.v = (void *)&ark->bar0[ARK_CMAC_BASE]; + ark->external.v = (void *)&ark->bar0[ARK_EXTERNAL_BASE]; + ark->pktdir.v = (void *)&ark->bar0[ARK_PKTDIR_BASE]; + ark->pktgen.v = (void *)&ark->bar0[ARK_PKTGEN_BASE]; + ark->pktchkr.v = (void *)&ark->bar0[ARK_PKTCHKR_BASE]; + + ark->rqpacing = + (struct ark_rqpace_t *)(ark->bar0 + ARK_RCPACING_BASE); + ark->started = 0; + + PMD_DEBUG_LOG(INFO, "Sys Ctrl Const = 0x%x HW Commit_ID: %08x\n", + ark->sysctrl.t32[4], + rte_be_to_cpu_32(ark->sysctrl.t32[0x20 / 4])); + PMD_DRV_LOG(INFO, "Arkville HW Commit_ID: %08x\n", + rte_be_to_cpu_32(ark->sysctrl.t32[0x20 / 4])); + + /* If HW sanity test fails, return an error */ + if (ark->sysctrl.t32[4] != 0xcafef00d) { + PMD_DRV_LOG(ERR, + "HW Sanity test has failed, expected constant" + " 0x%x, read 0x%x (%s)\n", + 0xcafef00d, + ark->sysctrl.t32[4], __func__); + return -1; + } + + PMD_DRV_LOG(INFO, + "HW Sanity test has PASSED, expected constant" + " 0x%x, read 0x%x (%s)\n", + 0xcafef00d, ark->sysctrl.t32[4], __func__); + + /* We are a single function multi-port device. */ + ret = ark_config_device(dev); dev->dev_ops = &ark_eth_dev_ops; dev->data->dev_flags |= RTE_ETH_DEV_DETACHABLE; + dev->data->mac_addrs = rte_zmalloc("ark", ETHER_ADDR_LEN, 0); + if (!dev->data->mac_addrs) { + PMD_DRV_LOG(ERR, + "Failed to allocated memory for storing mac address" + ); + } + + if (ark->user_ext.dev_init) { + ark->user_data = ark->user_ext.dev_init(dev, ark->a_bar, 0); + if (!ark->user_data) { + PMD_DRV_LOG(INFO, + "Failed to initialize PMD extension!" + " continuing without it\n"); + memset(&ark->user_ext, 0, sizeof(struct ark_user_ext)); + dlclose(ark->d_handle); + } + } + if (pci_dev->device.devargs) ret = eth_ark_check_args(ark, pci_dev->device.devargs->args); else PMD_DRV_LOG(INFO, "No Device args found\n"); + if (ret) + goto error; + /* + * We will create additional devices based on the number of requested + * ports + */ + if (ark->user_ext.dev_get_port_count) + port_count = + ark->user_ext.dev_get_port_count(dev, ark->user_data); + ark->num_ports = port_count; + + for (p = 0; p < port_count; p++) { + struct rte_eth_dev *eth_dev; + char name[RTE_ETH_NAME_MAX_LEN]; + + snprintf(name, sizeof(name), "arketh%d", + dev->data->port_id + p); + + if (p == 0) { + /* First port is already allocated by DPDK */ + eth_dev = ark->eth_dev; + continue; + } + + /* reserve an ethdev entry */ + eth_dev = rte_eth_dev_allocate(name); + if (!eth_dev) { + PMD_DRV_LOG(ERR, + "Could not allocate eth_dev for port %d\n", + p); + goto error; + } + + eth_dev->device = &pci_dev->device; + eth_dev->data->dev_private = ark; + eth_dev->driver = ark->eth_dev->driver; + eth_dev->dev_ops = ark->eth_dev->dev_ops; + eth_dev->tx_pkt_burst = ark->eth_dev->tx_pkt_burst; + eth_dev->rx_pkt_burst = ark->eth_dev->rx_pkt_burst; + + rte_eth_copy_pci_info(eth_dev, pci_dev); + + eth_dev->data->mac_addrs = rte_zmalloc(name, ETHER_ADDR_LEN, 0); + if (!eth_dev->data->mac_addrs) { + PMD_DRV_LOG(ERR, + "Memory allocation for MAC failed!" + " Exiting.\n"); + goto error; + } + + if (ark->user_ext.dev_init) + ark->user_data = + ark->user_ext.dev_init(dev, ark->a_bar, p); + } + return ret; + + error: + if (dev->data->mac_addrs) + rte_free(dev->data->mac_addrs); + return -1; +} + +/* + *Initial device configuration when device is opened + * setup the DDM, and UDM + * Called once per PCIE device + */ +static int +ark_config_device(struct rte_eth_dev *dev) +{ + struct ark_adapter *ark = + (struct ark_adapter *)dev->data->dev_private; + uint16_t num_q, i; + struct ark_mpu_t *mpu; + + /* + * Make sure that the packet director, generator and checker are in a + * known state + */ + ark->start_pg = 0; + ark->pg = ark_pktgen_init(ark->pktgen.v, 0, 1); + ark_pktgen_reset(ark->pg); + ark->pc = ark_pktchkr_init(ark->pktchkr.v, 0, 1); + ark_pktchkr_stop(ark->pc); + ark->pd = ark_pktdir_init(ark->pktdir.v); + + /* Verify HW */ + if (ark_udm_verify(ark->udm.v)) + return -1; + if (ark_ddm_verify(ark->ddm.v)) + return -1; + + /* UDM */ + if (ark_udm_reset(ark->udm.v)) { + PMD_DRV_LOG(ERR, "Unable to stop and reset UDM\n"); + return -1; + } + /* Keep in reset until the MPU are cleared */ + + /* MPU reset */ + mpu = ark->mpurx.v; + num_q = ark_api_num_queues(mpu); + ark->rx_queues = num_q; + for (i = 0; i < num_q; i++) { + ark_mpu_reset(mpu); + mpu = RTE_PTR_ADD(mpu, ARK_MPU_QOFFSET); + } + + ark_udm_stop(ark->udm.v, 0); + ark_udm_configure(ark->udm.v, + RTE_PKTMBUF_HEADROOM, + RTE_MBUF_DEFAULT_DATAROOM, + ARK_RX_WRITE_TIME_NS); + ark_udm_stats_reset(ark->udm.v); + ark_udm_stop(ark->udm.v, 0); + + /* TX -- DDM */ + if (ark_ddm_stop(ark->ddm.v, 1)) + PMD_DRV_LOG(ERR, "Unable to stop DDM\n"); + + mpu = ark->mputx.v; + num_q = ark_api_num_queues(mpu); + ark->tx_queues = num_q; + for (i = 0; i < num_q; i++) { + ark_mpu_reset(mpu); + mpu = RTE_PTR_ADD(mpu, ARK_MPU_QOFFSET); + } + + ark_ddm_reset(ark->ddm.v); + ark_ddm_stats_reset(ark->ddm.v); + + ark_ddm_stop(ark->ddm.v, 0); + ark_rqp_stats_reset(ark->rqpacing); + + return 0; } static int eth_ark_dev_uninit(struct rte_eth_dev *dev) { + struct ark_adapter *ark = + (struct ark_adapter *)dev->data->dev_private; + if (rte_eal_process_type() != RTE_PROC_PRIMARY) return 0; + if (ark->user_ext.dev_uninit) + ark->user_ext.dev_uninit(dev, ark->user_data); + + ark_pktgen_uninit(ark->pg); + ark_pktchkr_uninit(ark->pc); + dev->dev_ops = NULL; dev->rx_pkt_burst = NULL; dev->tx_pkt_burst = NULL; + if (dev->data->mac_addrs) + rte_free(dev->data->mac_addrs); + if (dev->data) + rte_free(dev->data); + + return 0; +} + +static int +eth_ark_dev_configure(struct rte_eth_dev *dev) +{ + PMD_FUNC_LOG(DEBUG, "\n"); + struct ark_adapter *ark = + (struct ark_adapter *)dev->data->dev_private; + + eth_ark_dev_set_link_up(dev); + if (ark->user_ext.dev_configure) + return ark->user_ext.dev_configure(dev, ark->user_data); return 0; } +static void * +delay_pg_start(void *arg) +{ + struct ark_adapter *ark = (struct ark_adapter *)arg; + + /* This function is used exclusively for regression testing, We + * perform a blind sleep here to ensure that the external test + * application has time to setup the test before we generate packets + */ + usleep(100000); + ark_pktgen_run(ark->pg); + return NULL; +} + static int -eth_ark_dev_configure(struct rte_eth_dev *dev __rte_unused) +eth_ark_dev_start(struct rte_eth_dev *dev) { + struct ark_adapter *ark = + (struct ark_adapter *)dev->data->dev_private; + int i; + PMD_FUNC_LOG(DEBUG, "\n"); + + /* RX Side */ + /* start UDM */ + ark_udm_start(ark->udm.v); + + for (i = 0; i < dev->data->nb_rx_queues; i++) + eth_ark_rx_start_queue(dev, i); + + /* TX Side */ + for (i = 0; i < dev->data->nb_tx_queues; i++) + eth_ark_tx_queue_start(dev, i); + + /* start DDM */ + ark_ddm_start(ark->ddm.v); + + ark->started = 1; + /* set xmit and receive function */ + dev->rx_pkt_burst = ð_ark_recv_pkts; + dev->tx_pkt_burst = ð_ark_xmit_pkts; + + if (ark->start_pg) + ark_pktchkr_run(ark->pc); + + if (ark->start_pg && (dev->data->port_id == 0)) { + pthread_t thread; + + /* Delay packet generatpr start allow the hardware to be ready + * This is only used for sanity checking with internal generator + */ + pthread_create(&thread, NULL, delay_pg_start, ark); + } + + if (ark->user_ext.dev_start) + ark->user_ext.dev_start(dev, ark->user_data); + return 0; } static void +eth_ark_dev_stop(struct rte_eth_dev *dev) +{ + uint16_t i; + int status; + struct ark_adapter *ark = + (struct ark_adapter *)dev->data->dev_private; + struct ark_mpu_t *mpu; + + PMD_FUNC_LOG(DEBUG, "\n"); + + if (ark->started == 0) + return; + ark->started = 0; + + /* Stop the extension first */ + if (ark->user_ext.dev_stop) + ark->user_ext.dev_stop(dev, ark->user_data); + + /* Stop the packet generator */ + if (ark->start_pg) + ark_pktgen_pause(ark->pg); + + dev->rx_pkt_burst = ð_ark_recv_pkts_noop; + dev->tx_pkt_burst = ð_ark_xmit_pkts_noop; + + /* STOP TX Side */ + for (i = 0; i < dev->data->nb_tx_queues; i++) { + status = eth_ark_tx_queue_stop(dev, i); + if (status != 0) { + uint8_t port = dev->data->port_id; + PMD_DRV_LOG(ERR, + "tx_queue stop anomaly" + " port %u, queue %u\n", + port, i); + } + } + + /* Stop DDM */ + /* Wait up to 0.1 second. each stop is upto 1000 * 10 useconds */ + for (i = 0; i < 10; i++) { + status = ark_ddm_stop(ark->ddm.v, 1); + if (status == 0) + break; + } + if (status || i != 0) { + PMD_DRV_LOG(ERR, "DDM stop anomaly. status:" + " %d iter: %u. (%s)\n", + status, + i, + __func__); + ark_ddm_dump(ark->ddm.v, "Stop anomaly"); + + mpu = ark->mputx.v; + for (i = 0; i < ark->tx_queues; i++) { + ark_mpu_dump(mpu, "DDM failure dump", i); + mpu = RTE_PTR_ADD(mpu, ARK_MPU_QOFFSET); + } + } + + /* STOP RX Side */ + /* Stop UDM multiple tries attempted */ + for (i = 0; i < 10; i++) { + status = ark_udm_stop(ark->udm.v, 1); + if (status == 0) + break; + } + if (status || i != 0) { + PMD_DRV_LOG(ERR, "UDM stop anomaly. status %d iter: %u. (%s)\n", + status, i, __func__); + ark_udm_dump(ark->udm.v, "Stop anomaly"); + + mpu = ark->mpurx.v; + for (i = 0; i < ark->rx_queues; i++) { + ark_mpu_dump(mpu, "UDM Stop anomaly", i); + mpu = RTE_PTR_ADD(mpu, ARK_MPU_QOFFSET); + } + } + + ark_udm_dump_stats(ark->udm.v, "Post stop"); + ark_udm_dump_perf(ark->udm.v, "Post stop"); + + for (i = 0; i < dev->data->nb_tx_queues; i++) + eth_ark_rx_dump_queue(dev, i, __func__); + + /* Stop the packet checker if it is running */ + if (ark->start_pg) { + ark_pktchkr_dump_stats(ark->pc); + ark_pktchkr_stop(ark->pc); + } +} + +static void +eth_ark_dev_close(struct rte_eth_dev *dev) +{ + struct ark_adapter *ark = + (struct ark_adapter *)dev->data->dev_private; + uint16_t i; + + if (ark->user_ext.dev_close) + ark->user_ext.dev_close(dev, ark->user_data); + + eth_ark_dev_stop(dev); + eth_ark_udm_force_close(dev); + + /* + * TODO This should only be called once for the device during shutdown + */ + ark_rqp_dump(ark->rqpacing); + + for (i = 0; i < dev->data->nb_tx_queues; i++) { + eth_ark_tx_queue_release(dev->data->tx_queues[i]); + dev->data->tx_queues[i] = 0; + } + + for (i = 0; i < dev->data->nb_rx_queues; i++) { + eth_ark_dev_rx_queue_release(dev->data->rx_queues[i]); + dev->data->rx_queues[i] = 0; + } +} + +static void eth_ark_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info) { + struct ark_adapter *ark = + (struct ark_adapter *)dev->data->dev_private; + struct ark_mpu_t *tx_mpu = RTE_PTR_ADD(ark->bar0, ARK_MPU_TX_BASE); + struct ark_mpu_t *rx_mpu = RTE_PTR_ADD(ark->bar0, ARK_MPU_RX_BASE); + uint16_t ports = ark->num_ports; + dev_info->max_rx_pktlen = ARK_RX_MAX_PKT_LEN; dev_info->min_rx_bufsize = ARK_RX_MIN_BUFSIZE; + dev_info->max_rx_queues = ark_api_num_queues_per_port(rx_mpu, ports); + dev_info->max_tx_queues = ark_api_num_queues_per_port(tx_mpu, ports); + dev_info->rx_desc_lim = (struct rte_eth_desc_lim) { .nb_max = ARK_RX_MAX_QUEUE, .nb_min = ARK_RX_MIN_QUEUE, @@ -182,6 +725,121 @@ static void eth_ark_dev_info_get(struct rte_eth_dev *dev, dev_info->pci_dev = ARK_DEV_TO_PCI(dev); } +static int +eth_ark_dev_link_update(struct rte_eth_dev *dev, int wait_to_complete) +{ + PMD_DEBUG_LOG(DEBUG, "link status = %d\n", + dev->data->dev_link.link_status); + struct ark_adapter *ark = + (struct ark_adapter *)dev->data->dev_private; + + if (ark->user_ext.link_update) { + return ark->user_ext.link_update + (dev, wait_to_complete, + ark->user_data); + } + return 0; +} + +static int +eth_ark_dev_set_link_up(struct rte_eth_dev *dev) +{ + dev->data->dev_link.link_status = 1; + struct ark_adapter *ark = + (struct ark_adapter *)dev->data->dev_private; + + if (ark->user_ext.dev_set_link_up) + return ark->user_ext.dev_set_link_up(dev, ark->user_data); + return 0; +} + +static int +eth_ark_dev_set_link_down(struct rte_eth_dev *dev) +{ + dev->data->dev_link.link_status = 0; + struct ark_adapter *ark = + (struct ark_adapter *)dev->data->dev_private; + + if (ark->user_ext.dev_set_link_down) + return ark->user_ext.dev_set_link_down(dev, ark->user_data); + return 0; +} + +static void +eth_ark_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats) +{ + uint16_t i; + struct ark_adapter *ark = + (struct ark_adapter *)dev->data->dev_private; + + stats->ipackets = 0; + stats->ibytes = 0; + stats->opackets = 0; + stats->obytes = 0; + stats->imissed = 0; + stats->oerrors = 0; + + for (i = 0; i < dev->data->nb_tx_queues; i++) + eth_tx_queue_stats_get(dev->data->tx_queues[i], stats); + for (i = 0; i < dev->data->nb_rx_queues; i++) + eth_rx_queue_stats_get(dev->data->rx_queues[i], stats); + if (ark->user_ext.stats_get) + ark->user_ext.stats_get(dev, stats, ark->user_data); +} + +static void +eth_ark_dev_stats_reset(struct rte_eth_dev *dev) +{ + uint16_t i; + struct ark_adapter *ark = + (struct ark_adapter *)dev->data->dev_private; + + for (i = 0; i < dev->data->nb_tx_queues; i++) + eth_tx_queue_stats_reset(dev->data->rx_queues[i]); + for (i = 0; i < dev->data->nb_rx_queues; i++) + eth_rx_queue_stats_reset(dev->data->rx_queues[i]); + if (ark->user_ext.stats_reset) + ark->user_ext.stats_reset(dev, ark->user_data); +} + +static void +eth_ark_macaddr_add(struct rte_eth_dev *dev, + struct ether_addr *mac_addr, + uint32_t index, + uint32_t pool) +{ + struct ark_adapter *ark = + (struct ark_adapter *)dev->data->dev_private; + + if (ark->user_ext.mac_addr_add) + ark->user_ext.mac_addr_add(dev, + mac_addr, + index, + pool, + ark->user_data); +} + +static void +eth_ark_macaddr_remove(struct rte_eth_dev *dev, uint32_t index) +{ + struct ark_adapter *ark = + (struct ark_adapter *)dev->data->dev_private; + + if (ark->user_ext.mac_addr_remove) + ark->user_ext.mac_addr_remove(dev, index, ark->user_data); +} + +static void +eth_ark_set_default_mac_addr(struct rte_eth_dev *dev, + struct ether_addr *mac_addr) +{ + struct ark_adapter *ark = + (struct ark_adapter *)dev->data->dev_private; + + if (ark->user_ext.mac_addr_set) + ark->user_ext.mac_addr_set(dev, mac_addr, ark->user_data); +} + static inline int process_pktdir_arg(const char *key, const char *value, void *extra_args) @@ -275,6 +933,23 @@ static void eth_ark_dev_info_get(struct rte_eth_dev *dev, } PMD_DRV_LOG(INFO, "packet director set to 0x%x\n", ark->pkt_dir_v); + /* Setup the packet director */ + ark_pktdir_setup(ark->pd, ark->pkt_dir_v); + + /* Setup the packet generator */ + if (ark->pkt_gen_args[0]) { + PMD_DRV_LOG(INFO, "Setting up the packet generator\n"); + ark_pktgen_parse(ark->pkt_gen_args); + ark_pktgen_reset(ark->pg); + ark_pktgen_setup(ark->pg); + ark->start_pg = 1; + } + + /* Setup the packet checker */ + if (ark->pkt_chkr_args[0]) { + ark_pktchkr_parse(ark->pkt_chkr_args); + ark_pktchkr_setup(ark->pc); + } return 0; } diff --git a/drivers/net/ark/ark_ext.h b/drivers/net/ark/ark_ext.h new file mode 100644 index 0000000..f805f64 --- /dev/null +++ b/drivers/net/ark/ark_ext.h @@ -0,0 +1,115 @@ +/*- + * BSD LICENSE + * + * Copyright (c) 2015-2017 Atomic Rules LLC + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of copyright holder nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _ARK_EXT_H_ +#define _ARK_EXT_H_ + +#include + +/* + * This is the template file for users who which to define a dynamic + * extension to the Arkville PMD. User's who create an extension + * should include this file and define the necessary and desired + * functions. + * Only 1 function is required for an extension, dev_init(); all other + * functions prototyped in this file are optional. + */ + +/* + * Called post PMD init. + * The implementation returns its private data that gets passed into + * all other functions as user_data + * The ARK extension implementation MUST implement this function + */ +void *dev_init(struct rte_eth_dev *dev, void *a_bar, int port_id); + +/* Called during device shutdown */ +void dev_uninit(struct rte_eth_dev *dev, void *user_data); + +/* This call is optional and allows the + * extension to specify the number of supported ports. + */ +uint8_t dev_get_port_count(struct rte_eth_dev *dev, + void *user_data); + +/* + * The following functions are optional and are directly mapped + * from the DPDK PMD ops structure. + * Each function if implemented is called after the ARK PMD + * implementation executes. + */ + +int dev_configure(struct rte_eth_dev *dev, + void *user_data); + +int dev_start(struct rte_eth_dev *dev, + void *user_data); + +void dev_stop(struct rte_eth_dev *dev, + void *user_data); + +void dev_close(struct rte_eth_dev *dev, + void *user_data); + +int link_update(struct rte_eth_dev *dev, + int wait_to_complete, + void *user_data); + +int dev_set_link_up(struct rte_eth_dev *dev, + void *user_data); + +int dev_set_link_down(struct rte_eth_dev *dev, + void *user_data); + +void stats_get(struct rte_eth_dev *dev, + struct rte_eth_stats *stats, + void *user_data); + +void stats_reset(struct rte_eth_dev *dev, + void *user_data); + +void mac_addr_add(struct rte_eth_dev *dev, + struct ether_addr *macadr, + uint32_t index, + uint32_t pool, + void *user_data); + +void mac_addr_remove(struct rte_eth_dev *dev, + uint32_t index, + void *user_data); + +void mac_addr_set(struct rte_eth_dev *dev, + struct ether_addr *mac_addr, + void *user_data); + +#endif diff --git a/drivers/net/ark/ark_global.h b/drivers/net/ark/ark_global.h index 928ff0a..a2e9e8f 100644 --- a/drivers/net/ark/ark_global.h +++ b/drivers/net/ark/ark_global.h @@ -86,6 +86,28 @@ void *v; \ } name +struct ark_user_ext { + void *(*dev_init)(struct rte_eth_dev *, void *abar, int port_id); + void (*dev_uninit)(struct rte_eth_dev *, void *); + int (*dev_get_port_count)(struct rte_eth_dev *, void *); + int (*dev_configure)(struct rte_eth_dev *, void *); + int (*dev_start)(struct rte_eth_dev *, void *); + void (*dev_stop)(struct rte_eth_dev *, void *); + void (*dev_close)(struct rte_eth_dev *, void *); + int (*link_update)(struct rte_eth_dev *, int wait_to_complete, void *); + int (*dev_set_link_up)(struct rte_eth_dev *, void *); + int (*dev_set_link_down)(struct rte_eth_dev *, void *); + void (*stats_get)(struct rte_eth_dev *, struct rte_eth_stats *, void *); + void (*stats_reset)(struct rte_eth_dev *, void *); + void (*mac_addr_add)(struct rte_eth_dev *, + struct ether_addr *, + uint32_t, + uint32_t, + void *); + void (*mac_addr_remove)(struct rte_eth_dev *, uint32_t, void *); + void (*mac_addr_set)(struct rte_eth_dev *, struct ether_addr *, void *); +}; + struct ark_adapter { /* User extension private data */ void *user_data; @@ -107,6 +129,7 @@ struct ark_adapter { struct rte_eth_dev *eth_dev; void *d_handle; + struct ark_user_ext user_ext; /* Our Bar 0 */ uint8_t *bar0;