From patchwork Thu Mar 23 23:01:17 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ed Czeck X-Patchwork-Id: 22200 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 D9761CFBA; Fri, 24 Mar 2017 00:01:21 +0100 (CET) Received: from mail-qk0-f193.google.com (mail-qk0-f193.google.com [209.85.220.193]) by dpdk.org (Postfix) with ESMTP id EE6B1CF90 for ; Fri, 24 Mar 2017 00:01:20 +0100 (CET) Received: by mail-qk0-f193.google.com with SMTP id p22so4968567qka.0 for ; Thu, 23 Mar 2017 16:01:20 -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 :in-reply-to:references; bh=KoDtYk+eiOdAi3L1bapxt5Zh/tRZPR+eCYAwbXmJAJg=; b=bWWy1r9mp79idt0OVoyPy5zoxtmtn8gSV+vj2e3WUGKe5VAxQjHESyPczkjydvpceF 8PAlx498/LsYfEhKlx5kROkT72oS4WKRo30fvbUqw/WaSNYQUm3Sudpc2hAE4Qg+JCqb dYSTUMWRXP9cONRBT5xgHhSw0i264KCxDoAKiGh+AECBKD3ns4WDsqH4Dp0XSizcnmo3 P/elKB2Qug6ezMouoTPzDxwJITQHCz3vrezIjzU23anFyV8ou1BFg6il2mVBqJ+W2izq rNvo+u7j5Zt/7ZX1OSU2bhX1gBl3HI/ry/x39+7JF/TO5jaHuzix/4Wp4HSt2B3WE54J Dfdw== 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:in-reply-to:references; bh=KoDtYk+eiOdAi3L1bapxt5Zh/tRZPR+eCYAwbXmJAJg=; b=jvse+lGMlkbramKh84T+mO20UvRhUZ/8PyyImeuoVWHicGOC2FpaVpmLDovlBundh1 /qtMYliFX7ozycN0BnFgCRlb1katk0hIPnOuUZRkBG8Pl3OlLrSsmdBNmUe/EpMAP8W0 FYJnPx8CRQi9L/u/W8AB/fWroY2aONQmkK5XcsVq7GFJ4AD3Wvu/Ea7jVR/7KpCkMaou ngzRtOYVR9jOf4qnFI6NBvFVripM5MWrmnLi4NPqVOM4vOvOgYf0W76UUg5VvBqE1wgj oc3880XVmsEpBZmXWAbsmp+eehJDty2rbiut4wrSVGKKDJ8UcAXtHWh4Czhb9sO53G19 fyiw== X-Gm-Message-State: AFeK/H1ZzPV0fDttnngMmCd2FPfvhhNlvLQMcG0uISegMRLOQnBjg8561zaPML+3i9BhHA== X-Received: by 10.233.223.198 with SMTP id t189mr4560841qkf.292.1490310080027; Thu, 23 Mar 2017 16:01:20 -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 p19sm322442qtp.36.2017.03.23.16.01.19 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Thu, 23 Mar 2017 16:01:19 -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: Thu, 23 Mar 2017 19:01:17 -0400 Message-Id: <3d68039422963c92ef6f05ad4bd9b0b3497eb7bd.1490309515.git.ed.czeck@atomicrules.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1490231015-31748-7-git-send-email-ed.czeck@atomicrules.com> References: <1490231015-31748-7-git-send-email-ed.czeck@atomicrules.com> In-Reply-To: <41265c4fa76265df0144d5d480e4553888df2ee8.1490309515.git.ed.czeck@atomicrules.com> References: <41265c4fa76265df0144d5d480e4553888df2ee8.1490309515.git.ed.czeck@atomicrules.com> Subject: [dpdk-dev] [PATCH v5 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 Signed-off-by: Shepard Siegel Signed-off-by: John Miller Signed-off-by: Ed Czeck Conflicts: drivers/net/ark/ark_ethdev.c --- doc/guides/nics/features/ark.ini | 15 + drivers/net/ark/ark_ethdev.c | 707 ++++++++++++++++++++++++++++++++++++++- drivers/net/ark/ark_ext.h | 79 +++++ drivers/net/ark/ark_global.h | 23 ++ 4 files changed, 818 insertions(+), 6 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..dc8a0e2 --- /dev/null +++ b/doc/guides/nics/features/ark.ini @@ -0,0 +1,15 @@ +; +; 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 +FW version = Y +Linux UIO = Y +x86-64 = Y +Usage doc = Y diff --git a/drivers/net/ark/ark_ethdev.c b/drivers/net/ark/ark_ethdev.c index 0a47543..008c0c9 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_debug.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); #define ARK_DEV_TO_PCI(eth_dev) \ RTE_DEV_TO_PCI((eth_dev)->device) @@ -106,10 +134,111 @@ 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) { + ARK_DEBUG_TRACE("ARK EXT NO dll path specified\n"); + return 0; + } + ARK_DEBUG_TRACE("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); + else + ARK_DEBUG_TRACE("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"); + ARK_DEBUG_TRACE("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 = @@ -121,55 +250,489 @@ static void eth_ark_dev_info_get(struct rte_eth_dev *dev, ARK_DEBUG_TRACE("eth_ark_dev_init(struct rte_eth_dev *dev)\n"); + /* Check to see if there is an extension that we need to load */ + check_for_ext(ark); pci_dev = ARK_DEV_TO_PCI(dev); rte_eth_copy_pci_info(dev, pci_dev); - if (pci_dev->device.devargs) - eth_ark_check_args(ark, pci_dev->device.devargs->args); - else - PMD_DRV_LOG(INFO, "No Device args found\n"); - + /* 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; + + ARK_DEBUG_TRACE + ("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, "ARKP PMD 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. */ + const unsigned int numa_node = rte_socket_id(); + struct ether_addr adr; + + ret = ark_config_device(dev); dev->dev_ops = &ark_eth_dev_ops; + 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" + ); + } + ether_addr_copy((struct ether_addr *)&adr, &dev->data->mac_addrs[0]); + + 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); + } + } + /* We process our args last as they require everything to be setup */ if (pci_dev->device.devargs) eth_ark_check_args(ark, pci_dev->device.devargs->args); else PMD_DRV_LOG(INFO, "No Device args found\n"); + /* + * We will create additional devices based on the number of requested + * ports + */ + int pc = 1; + int p; + + if (ark->user_ext.dev_get_port_count) { + pc = ark->user_ext.dev_get_port_count(dev, ark->user_data); + ark->num_ports = pc; + } else { + ark->num_ports = 1; + } + for (p = 0; p < pc; p++) { + struct ark_port *port; + + port = &ark->port[p]; + struct rte_eth_dev_data *data = NULL; + + port->id = p; + + 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 */ + port->eth_dev = ark->eth_dev; + continue; + } + + /* reserve an ethdev entry */ + port->eth_dev = rte_eth_dev_allocate(name); + if (!port->eth_dev) { + PMD_DRV_LOG(ERR, + "Could not allocate eth_dev for port %d\n", + p); + goto error; + } + + data = rte_zmalloc_socket(name, sizeof(*data), 0, numa_node); + if (!data) { + PMD_DRV_LOG(ERR, + "Could not allocate eth_dev for port %d\n", + p); + goto error; + } + data->port_id = ark->eth_dev->data->port_id + p; + port->eth_dev->data = data; + port->eth_dev->device = &pci_dev->device; + port->eth_dev->data->dev_private = ark; + port->eth_dev->driver = ark->eth_dev->driver; + port->eth_dev->dev_ops = ark->eth_dev->dev_ops; + port->eth_dev->tx_pkt_burst = ark->eth_dev->tx_pkt_burst; + port->eth_dev->rx_pkt_burst = ark->eth_dev->rx_pkt_burst; + + rte_eth_copy_pci_info(port->eth_dev, pci_dev); + + port->eth_dev->data->mac_addrs = + rte_zmalloc(name, ETHER_ADDR_LEN, 0); + if (!port->eth_dev->data->mac_addrs) { + PMD_DRV_LOG(ERR, + "Memory allocation for MAC failed!" + " Exiting.\n"); + goto error; + } + ether_addr_copy(&adr, + &port->eth_dev->data->mac_addrs[0]); + + 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); + + for (p = 0; p < pc; p++) { + if (ark->port[p].eth_dev->data) + rte_free(ark->port[p].eth_dev->data); + if (ark->port[p].eth_dev->data->mac_addrs) + rte_free(ark->port[p].eth_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 __rte_unused) +eth_ark_dev_configure(struct rte_eth_dev *dev) { ARK_DEBUG_TRACE("ARKP: In %s\n", __func__); + 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_start(struct rte_eth_dev *dev) +{ + struct ark_adapter *ark = + (struct ark_adapter *)dev->data->dev_private; + int i; + + ARK_DEBUG_TRACE("ARKP: In eth_ark_dev_start\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; + + ARK_DEBUG_TRACE("ARKP: In eth_ark_dev_stop\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, + "ARKP 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, @@ -190,6 +753,121 @@ 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) +{ + ARK_DEBUG_TRACE("ARKP: 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) @@ -278,8 +956,25 @@ static void eth_ark_dev_info_get(struct rte_eth_dev *dev, PMD_DRV_LOG(ERR, "Unable to parse arg %s\n", ARK_PKTCHKR_ARG); } + /* Setup the packet director */ + ark_pktdir_setup(ark->pd, ark->pkt_dir_v); ARK_DEBUG_TRACE("INFO: packet director set to 0x%x\n", ark->pkt_dir_v); + /* Setup the packet generator */ + if (ark->pkt_gen_args) { + 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) { + ark_pktchkr_parse(ark->pkt_chkr_args); + ark_pktchkr_setup(ark->pc); + } + return 1; } diff --git a/drivers/net/ark/ark_ext.h b/drivers/net/ark/ark_ext.h new file mode 100644 index 0000000..0786d1f --- /dev/null +++ b/drivers/net/ark/ark_ext.h @@ -0,0 +1,79 @@ +/*- + * 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_ + +/* + * 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 86039c6..33652ba 100644 --- a/drivers/net/ark/ark_global.h +++ b/drivers/net/ark/ark_global.h @@ -91,6 +91,28 @@ struct ark_port { int id; }; +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; @@ -113,6 +135,7 @@ struct ark_adapter { struct rte_eth_dev *eth_dev; void *d_handle; + struct ark_user_ext user_ext; /* Our Bar 0 */ uint8_t *bar0;