From patchwork Wed Dec 19 13:49:33 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tom Barbette X-Patchwork-Id: 49121 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 [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 6297A1B995; Wed, 19 Dec 2018 14:50:08 +0100 (CET) Received: from smtp-3.sys.kth.se (smtp-3.sys.kth.se [130.237.48.192]) by dpdk.org (Postfix) with ESMTP id 4B01C1B94E for ; Wed, 19 Dec 2018 14:50:05 +0100 (CET) Received: from smtp-3.sys.kth.se (localhost.localdomain [127.0.0.1]) by smtp-3.sys.kth.se (Postfix) with ESMTP id D4B9D5807; Wed, 19 Dec 2018 14:50:04 +0100 (CET) X-Virus-Scanned: by amavisd-new at kth.se Received: from smtp-3.sys.kth.se ([127.0.0.1]) by smtp-3.sys.kth.se (smtp-3.sys.kth.se [127.0.0.1]) (amavisd-new, port 10024) with LMTP id 6J8M9fpLvpNB; Wed, 19 Dec 2018 14:50:04 +0100 (CET) X-KTH-Auth: barbette [192.16.125.168] DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kth.se; s=default; t=1545227404; bh=bz6If/bs6412+lamXpVK/2dAVGxRn2ehvUDmiiXkn3I=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=nuj/Obl/IL1YzGnUCs98nGAGva5F1UteCF6rVL05cK26F4D1adb5M6Wel69ERqGAq 6ukOtqLdztH0/s3rmmokDNOmNnnoUSzkzhbYJ/p90Gus1YHRx6czzclllraXcagoHo cL1bb9JZ70LI+7KFRI9K2u17tGEiD8PbqkTx685w= X-KTH-mail-from: barbette@kth.se Received: from nslrack08.ssvl.kth.se (nslrack08.ssvl.kth.se [192.16.125.168]) by smtp-3.sys.kth.se (Postfix) with ESMTPSA id 64D983699; Wed, 19 Dec 2018 14:50:03 +0100 (CET) From: Tom Barbette To: dev@dpdk.org Cc: bruce.richardson@intel.com, john.mcnamara@intel.com, Thomas Monjalon , Ferruh Yigit , Andrew Rybchenko , Shahaf Shuler , Yongseok Koh , Tom Barbette Date: Wed, 19 Dec 2018 14:49:33 +0100 Message-Id: <20181219134934.24693-3-barbette@kth.se> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20181219134934.24693-1-barbette@kth.se> References: <20181219134934.24693-1-barbette@kth.se> Subject: [dpdk-dev] [PATCH 2/3] mlx5: Implement support for read_clock 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" Signed-off-by: Tom Barbette Acked-by: Shahaf Shuler --- drivers/net/mlx5/Makefile | 2 +- drivers/net/mlx5/meson.build | 2 +- drivers/net/mlx5/mlx5.c | 1 + drivers/net/mlx5/mlx5.h | 1 + drivers/net/mlx5/mlx5_ethdev.c | 30 ++++++++++++++++++++++++++++++ drivers/net/mlx5/mlx5_glue.c | 8 ++++++++ drivers/net/mlx5/mlx5_glue.h | 2 ++ 7 files changed, 44 insertions(+), 2 deletions(-) diff --git a/drivers/net/mlx5/Makefile b/drivers/net/mlx5/Makefile index 895cdfeed..1353c1827 100644 --- a/drivers/net/mlx5/Makefile +++ b/drivers/net/mlx5/Makefile @@ -8,7 +8,7 @@ include $(RTE_SDK)/mk/rte.vars.mk LIB = librte_pmd_mlx5.a LIB_GLUE = $(LIB_GLUE_BASE).$(LIB_GLUE_VERSION) LIB_GLUE_BASE = librte_pmd_mlx5_glue.so -LIB_GLUE_VERSION = 18.11.0 +LIB_GLUE_VERSION = 19.02.0 # Sources. SRCS-$(CONFIG_RTE_LIBRTE_MLX5_PMD) += mlx5.c diff --git a/drivers/net/mlx5/meson.build b/drivers/net/mlx5/meson.build index 28938db0f..8ba19e818 100644 --- a/drivers/net/mlx5/meson.build +++ b/drivers/net/mlx5/meson.build @@ -4,7 +4,7 @@ pmd_dlopen = get_option('enable_driver_mlx_glue') LIB_GLUE_BASE = 'librte_pmd_mlx5_glue.so' -LIB_GLUE_VERSION = '18.11.0' +LIB_GLUE_VERSION = '19.02.0' LIB_GLUE = LIB_GLUE_BASE + '.' + LIB_GLUE_VERSION if pmd_dlopen dpdk_conf.set('RTE_LIBRTE_MLX5_DLOPEN_DEPS', 1) diff --git a/drivers/net/mlx5/mlx5.c b/drivers/net/mlx5/mlx5.c index 9e5cab169..ed799ab5a 100644 --- a/drivers/net/mlx5/mlx5.c +++ b/drivers/net/mlx5/mlx5.c @@ -372,6 +372,7 @@ const struct eth_dev_ops mlx5_dev_ops = { .xstats_reset = mlx5_xstats_reset, .xstats_get_names = mlx5_xstats_get_names, .dev_infos_get = mlx5_dev_infos_get, + .read_clock = mlx5_read_clock, .dev_supported_ptypes_get = mlx5_dev_supported_ptypes_get, .vlan_filter_set = mlx5_vlan_filter_set, .rx_queue_setup = mlx5_rx_queue_setup, diff --git a/drivers/net/mlx5/mlx5.h b/drivers/net/mlx5/mlx5.h index 75aeeb2b6..82f98334f 100644 --- a/drivers/net/mlx5/mlx5.h +++ b/drivers/net/mlx5/mlx5.h @@ -264,6 +264,7 @@ int mlx5_set_flags(struct rte_eth_dev *dev, unsigned int keep, unsigned int flags); int mlx5_dev_configure(struct rte_eth_dev *dev); void mlx5_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *info); +int mlx5_read_clock(struct rte_eth_dev *dev, uint64_t *time); const uint32_t *mlx5_dev_supported_ptypes_get(struct rte_eth_dev *dev); int mlx5_link_update(struct rte_eth_dev *dev, int wait_to_complete); int mlx5_force_link_status_change(struct rte_eth_dev *dev, int status); diff --git a/drivers/net/mlx5/mlx5_ethdev.c b/drivers/net/mlx5/mlx5_ethdev.c index d178ed6a1..35bfbf769 100644 --- a/drivers/net/mlx5/mlx5_ethdev.c +++ b/drivers/net/mlx5/mlx5_ethdev.c @@ -557,6 +557,36 @@ mlx5_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *info) } } +/** + * Get device current raw clock counter + * + * @param dev + * Pointer to Ethernet device structure. + * @param[out] time + * Current raw clock counter of the device. + * + * @return + * 0 if the clock has correctly been read + * The value of errno in case of error + */ +int +mlx5_read_clock(struct rte_eth_dev *dev, uint64_t *clock) +{ + struct priv *priv = dev->data->dev_private; + struct ibv_values_ex values; + int err = 0; + + values.comp_mask = IBV_VALUES_MASK_RAW_CLOCK; + err = mlx5_glue->query_rt_values_ex(priv->ctx, &values); + if (err != 0) { + DRV_LOG(WARNING, "Could not query the clock !"); + return err; + } + *clock = values.raw_clock.tv_nsec; + return 0; +} + + /** * Get supported packet types. * diff --git a/drivers/net/mlx5/mlx5_glue.c b/drivers/net/mlx5/mlx5_glue.c index dd10ad6de..e23296519 100644 --- a/drivers/net/mlx5/mlx5_glue.c +++ b/drivers/net/mlx5/mlx5_glue.c @@ -86,6 +86,13 @@ mlx5_glue_query_device_ex(struct ibv_context *context, return ibv_query_device_ex(context, input, attr); } +static int +mlx5_glue_query_rt_values_ex(struct ibv_context *context, + struct ibv_values_ex *values) +{ + return ibv_query_rt_values_ex(context, values); +} + static int mlx5_glue_query_port(struct ibv_context *context, uint8_t port_num, struct ibv_port_attr *port_attr) @@ -491,6 +498,7 @@ const struct mlx5_glue *mlx5_glue = &(const struct mlx5_glue){ .close_device = mlx5_glue_close_device, .query_device = mlx5_glue_query_device, .query_device_ex = mlx5_glue_query_device_ex, + .query_rt_values_ex = mlx5_glue_query_rt_values_ex, .query_port = mlx5_glue_query_port, .create_comp_channel = mlx5_glue_create_comp_channel, .destroy_comp_channel = mlx5_glue_destroy_comp_channel, diff --git a/drivers/net/mlx5/mlx5_glue.h b/drivers/net/mlx5/mlx5_glue.h index 2d92ba8bc..31ebee72a 100644 --- a/drivers/net/mlx5/mlx5_glue.h +++ b/drivers/net/mlx5/mlx5_glue.h @@ -70,6 +70,8 @@ struct mlx5_glue { int (*query_device_ex)(struct ibv_context *context, const struct ibv_query_device_ex_input *input, struct ibv_device_attr_ex *attr); + int (*query_rt_values_ex)(struct ibv_context *context, + struct ibv_values_ex *values); int (*query_port)(struct ibv_context *context, uint8_t port_num, struct ibv_port_attr *port_attr); struct ibv_comp_channel *(*create_comp_channel)