From patchwork Wed Oct 29 08:49:16 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tetsuya Mukawa X-Patchwork-Id: 1005 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 8CBAC7FD8; Wed, 29 Oct 2014 09:41:24 +0100 (CET) Received: from mail-pa0-f45.google.com (mail-pa0-f45.google.com [209.85.220.45]) by dpdk.org (Postfix) with ESMTP id 5DB557FCB for ; Wed, 29 Oct 2014 09:41:18 +0100 (CET) Received: by mail-pa0-f45.google.com with SMTP id lf10so2723985pab.18 for ; Wed, 29 Oct 2014 01:50:08 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=GUQnbP7MJFvG9pOeHzaPfBYWD1Suza5NtmLhFyebhKY=; b=hiLYVrtbIZczR10f4VoxpvlAIR01J9HOFnUObnkeEDUvxpvCIEFPqzM+stAQCeFITw oKMCwwVxifWTYmJuepPIG+uvdDew/QIcqrt1rpjAofkQSTU0p8vFoKyeGY53TaKmR6FA cjBHxOe1B/NVoLn9JefepzotQpC6HbcenCitXqVNAl9FS34MReXOMCo8Lecstr8sPFql g1owvpXsh46Hw9iEQXNyB2MRmRxM49GnRfCSaNwXayRtATkGZ6Kny0D3fcNHh0SZ4kyE 2ZKJXzrGNTlyeZTsA++dgJBMt9sohGxzzVA5GlH6WSozPHRF3HntuDXJgYpjS8p7VSS3 EBHg== X-Gm-Message-State: ALoCoQm9SFgW+xP6zq9dUxNSaikVCbqwOVFOFoQHgU1tWeKCLuYYltFVT3iO/v+Us9QqzyvI41M0 X-Received: by 10.67.11.42 with SMTP id ef10mr9140733pad.49.1414572608478; Wed, 29 Oct 2014 01:50:08 -0700 (PDT) Received: from eris.hq.igel.co.jp (napt.igel.co.jp. [219.106.231.132]) by mx.google.com with ESMTPSA id ky4sm3686872pbc.55.2014.10.29.01.50.06 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 29 Oct 2014 01:50:07 -0700 (PDT) From: Tetsuya Mukawa To: dev@dpdk.org Date: Wed, 29 Oct 2014 17:49:16 +0900 Message-Id: <1414572576-21371-6-git-send-email-mukawa@igel.co.jp> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1414572576-21371-1-git-send-email-mukawa@igel.co.jp> References: <1414572576-21371-1-git-send-email-mukawa@igel.co.jp> Cc: nakajima.yoshihiro@lab.ntt.co.jp, masutani.hitoshi@lab.ntt.co.jp Subject: [dpdk-dev] [RFC PATCH 05/25] eal, ethdev: Add function pointer for closing a device X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" The patch adds function pointer to rte_pci_driver and eth_driver structure. These function pointers are used when ports are detached. Signed-off-by: Tetsuya Mukawa --- lib/librte_eal/common/include/rte_pci.h | 7 +++++++ lib/librte_ether/rte_ethdev.h | 4 ++++ 2 files changed, 11 insertions(+) diff --git a/lib/librte_eal/common/include/rte_pci.h b/lib/librte_eal/common/include/rte_pci.h index fe374a8..74720d1 100644 --- a/lib/librte_eal/common/include/rte_pci.h +++ b/lib/librte_eal/common/include/rte_pci.h @@ -181,12 +181,19 @@ struct rte_pci_driver; typedef int (pci_devinit_t)(struct rte_pci_driver *, struct rte_pci_device *); /** + * Shutdown function for the driver called during hotplugging. + */ +typedef int (pci_devshutdown_t)( + struct rte_pci_driver *, struct rte_pci_device *); + +/** * A structure describing a PCI driver. */ struct rte_pci_driver { TAILQ_ENTRY(rte_pci_driver) next; /**< Next in list. */ const char *name; /**< Driver name. */ pci_devinit_t *devinit; /**< Device init. function. */ + pci_devshutdown_t *devshutdown; /**< Device shutdown function. */ struct rte_pci_id *id_table; /**< ID table, NULL terminated. */ uint32_t drv_flags; /**< Flags contolling handling of device. */ }; diff --git a/lib/librte_ether/rte_ethdev.h b/lib/librte_ether/rte_ethdev.h index dfaeaee..99cc8ce 100644 --- a/lib/librte_ether/rte_ethdev.h +++ b/lib/librte_ether/rte_ethdev.h @@ -1676,6 +1676,9 @@ struct eth_driver; typedef int (*eth_dev_init_t)(struct eth_driver *eth_drv, struct rte_eth_dev *eth_dev); +typedef int (*eth_dev_shutdown_t)(struct eth_driver *eth_drv, + struct rte_eth_dev *eth_dev); + /** * @internal * The structure associated with a PMD Ethernet driver. @@ -1692,6 +1695,7 @@ typedef int (*eth_dev_init_t)(struct eth_driver *eth_drv, struct eth_driver { struct rte_pci_driver pci_drv; /**< The PMD is also a PCI driver. */ eth_dev_init_t eth_dev_init; /**< Device init function. */ + eth_dev_shutdown_t eth_dev_shutdown;/**< Device shutdown function. */ unsigned int dev_private_size; /**< Size of device private data. */ };