From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 9CA5C462DC; Fri, 28 Feb 2025 02:09:12 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id E4BCF40E18; Fri, 28 Feb 2025 02:09:09 +0100 (CET) Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by mails.dpdk.org (Postfix) with ESMTP id 32E584027F for ; Fri, 28 Feb 2025 02:09:07 +0100 (CET) Received: by linux.microsoft.com (Postfix, from userid 1202) id 8E475210EAC4; Thu, 27 Feb 2025 17:09:06 -0800 (PST) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 8E475210EAC4 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxonhyperv.com; s=default; t=1740704946; bh=JTioSAuKNSTCsBkq/FivQUvhIL/JCI2RSSTEOJDbWsA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=AQNIa3fR4V2HaJxR5PNzJ3oFa9hhqc6GwqeQWc4Pah0gfXb82P5NLoAiXMb3SJOAe G262R0JEqQ5ED+lRZdjWR7AzWsZfVLs8fds9tt/dvtsTv/tm/KPrK+EZ+Rsg5/nDh9 BgFcelpiQdLHBT1MPT1yU6s03qbUTRfKSZ42yJaQ= From: longli@linuxonhyperv.com To: Stephen Hemminger , Wei Hu Cc: dev@dpdk.org, Long Li Subject: [PATCH 2/6] net/netvsc: introduce get_vmbus_device to get the vmbus device Date: Thu, 27 Feb 2025 17:08:57 -0800 Message-Id: <1740704941-1631-3-git-send-email-longli@linuxonhyperv.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1740704941-1631-2-git-send-email-longli@linuxonhyperv.com> References: <1740704941-1631-2-git-send-email-longli@linuxonhyperv.com> X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org From: Long Li Introduce a function get the vmbus device from hn_data. For secondary process, the vmbus device is in eth_dev's private region. Signed-off-by: Long Li --- drivers/net/netvsc/hn_nvs.c | 15 +++++++++++++++ drivers/net/netvsc/hn_nvs.h | 2 ++ 2 files changed, 17 insertions(+) diff --git a/drivers/net/netvsc/hn_nvs.c b/drivers/net/netvsc/hn_nvs.c index 7db82af9f3..fd20e3d06d 100644 --- a/drivers/net/netvsc/hn_nvs.c +++ b/drivers/net/netvsc/hn_nvs.c @@ -44,6 +44,21 @@ static const uint32_t hn_nvs_version[] = { NVS_VERSION_1 }; +struct rte_vmbus_device *get_vmbus_device(struct hn_data *hv) +{ + struct rte_vmbus_device *vmbus = hv->vmbus; + + /* For secondary process, vmbus is in the eth_dev private */ + if (rte_eal_process_type() == RTE_PROC_SECONDARY) { + struct rte_eth_dev *dev = &rte_eth_devices[hv->port_id]; + struct hn_nvs_process_priv *process_priv = dev->process_private; + + vmbus = process_priv->vmbus_dev; + } + + return vmbus; +} + static int hn_nvs_req_send(struct hn_data *hv, void *req, uint32_t reqlen) { diff --git a/drivers/net/netvsc/hn_nvs.h b/drivers/net/netvsc/hn_nvs.h index 88f413f6aa..6a8fcfb3f2 100644 --- a/drivers/net/netvsc/hn_nvs.h +++ b/drivers/net/netvsc/hn_nvs.h @@ -221,6 +221,8 @@ void hn_nvs_handle_vfassoc(struct rte_eth_dev *dev, const struct vmbus_chanpkt_hdr *hdr, const void *data); +struct rte_vmbus_device *get_vmbus_device(struct hn_data *hv); + static inline int hn_nvs_send(struct vmbus_channel *chan, uint16_t flags, void *nvs_msg, int nvs_msglen, uintptr_t sndc, -- 2.34.1