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 8FD8046538; Tue, 8 Apr 2025 23:54:12 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 5E5E940647; Tue, 8 Apr 2025 23:54:03 +0200 (CEST) Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by mails.dpdk.org (Postfix) with ESMTP id C564F40608 for ; Tue, 8 Apr 2025 23:54:01 +0200 (CEST) Received: by linux.microsoft.com (Postfix, from userid 1202) id 069552113E97; Tue, 8 Apr 2025 14:54:01 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 069552113E97 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxonhyperv.com; s=default; t=1744149241; bh=D1fEFpf8PEyGMh2OMGcrsHwbi2g83KuBMrjRbwB1Wfo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=WMm0onqqhTOZXN+F7njlrKV16MxIUggLMnO81MjhLhmbUuDFOYLfovjxjS78LZCzq k6EN+XeyN4gMCrUn+L5PEUgAy+RsjEXDIEYmKnc9Uo4M3bHFVxYxKGOmG/q4DloGg1 0PJW9YsLMizpbnlgFrtSap/QxcYp4/CJjFYjzVHk= From: longli@linuxonhyperv.com To: Stephen Hemminger , Wei Hu Cc: dev@dpdk.org, Long Li Subject: [patch v5 2/6] net/netvsc: introduce get_vmbus_device to get the vmbus device Date: Tue, 8 Apr 2025 14:53:52 -0700 Message-Id: <1744149236-30264-3-git-send-email-longli@linuxonhyperv.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1744149236-30264-1-git-send-email-longli@linuxonhyperv.com> References: <1744149236-30264-1-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 3950749359..0d8fe27b65 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