From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <thomas@monjalon.net>
Received: from out1-smtp.messagingengine.com (out1-smtp.messagingengine.com
 [66.111.4.25]) by dpdk.org (Postfix) with ESMTP id 498E65689
 for <dev@dpdk.org>; Fri, 30 Jun 2017 11:06:06 +0200 (CEST)
Received: from compute1.internal (compute1.nyi.internal [10.202.2.41])
 by mailout.nyi.internal (Postfix) with ESMTP id 95D6E2096F;
 Fri, 30 Jun 2017 05:06:04 -0400 (EDT)
Received: from frontend2 ([10.202.2.161])
 by compute1.internal (MEProxy); Fri, 30 Jun 2017 05:06:04 -0400
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=monjalon.net; h=
 cc:content-transfer-encoding:content-type:date:from:in-reply-to
 :message-id:mime-version:references:subject:to:x-me-sender
 :x-me-sender:x-sasl-enc:x-sasl-enc; s=mesmtp; bh=EWvYHUpC4FxP028
 r2wNi39hSze7+HGcC45ES+pw+BKo=; b=Om8gOXx2pMBiHjSIiYtTDRF7CTUsvOL
 MAojABVN2cU5gvBZFFHFiUYN93iTQ+IjdAvcET+vln19KxDluS85eh4dP39N1KI+
 Rb02QLGdEKwYVPMLRw/iT5vE3WLYmQTDF0+N8TzY/0VylXTDk3zXB90fS4Ra++l2
 e4s6g/0nE9Sw=
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=
 messagingengine.com; h=cc:content-transfer-encoding:content-type
 :date:from:in-reply-to:message-id:mime-version:references
 :subject:to:x-me-sender:x-me-sender:x-sasl-enc:x-sasl-enc; s=
 fm1; bh=EWvYHUpC4FxP028r2wNi39hSze7+HGcC45ES+pw+BKo=; b=sJy9YdKr
 r9ZQ/SokNUZHu6eXlxPis3qlDziuuTwruCmNmbL0UuyH9Lg4OnNA/pzBZiHlsv8t
 bE61Cb2TrBN9ysRGuKe7dDhztv/YLkzyi7UW8fwUiStL3E1WYv5phKOisjHjIbVb
 NGaSRHKbYHcy8RhYHHT3g4NBSpdwK0GzHSbZKKKZPph3pYtZuqClKydbBN0ja+z4
 CL7ZceQqHsRcuiLwXaf4YZDA3i3zCGdY8/kgG6C9n0a1CNU4GfrDlfUHFZu9N0MN
 h/UPdl6tl5CxC356Mjk7/l5ekDqwzsGx+7tEKm9+xCC38Bvxu1oGV1W6o7VsPvdF
 jmFWbJC5vHUvBA==
X-ME-Sender: <xms:fBRWWbVh3iRb7eNd4PSUJFLR7vcCMIp43Wn5PGSJCr0uecPFctI9kQ>
X-Sasl-enc: ml7CBhcz0dJp1wR8ufedhPJpEZmJxfpMh8IHRpAKo8dq 1498813564
Received: from xps.localnet (184.203.134.77.rev.sfr.net [77.134.203.184])
 by mail.messagingengine.com (Postfix) with ESMTPA id 36D682479C;
 Fri, 30 Jun 2017 05:06:04 -0400 (EDT)
From: Thomas Monjalon <thomas@monjalon.net>
To: Jan Blunck <jblunck@infradead.org>
Cc: dev@dpdk.org, gaetan.rivet@6wind.com, shreyansh.jain@nxp.com
Date: Fri, 30 Jun 2017 11:06:03 +0200
Message-ID: <2830134.KdhWyS32Ir@xps>
In-Reply-To: <20170629182206.1072-14-jblunck@infradead.org>
References: <cover.1498577192.git.gaetan.rivet@6wind.com>
 <20170629182206.1072-1-jblunck@infradead.org>
 <20170629182206.1072-14-jblunck@infradead.org>
MIME-Version: 1.0
Content-Transfer-Encoding: 7Bit
Content-Type: text/plain; charset="us-ascii"
Subject: Re: [dpdk-dev] [PATCH v7 13/15] eal: add hotplug add/remove
	functions
X-BeenThere: dev@dpdk.org
X-Mailman-Version: 2.1.15
Precedence: list
List-Id: DPDK patches and discussions <dev.dpdk.org>
List-Unsubscribe: <http://dpdk.org/ml/options/dev>,
 <mailto:dev-request@dpdk.org?subject=unsubscribe>
List-Archive: <http://dpdk.org/ml/archives/dev/>
List-Post: <mailto:dev@dpdk.org>
List-Help: <mailto:dev-request@dpdk.org?subject=help>
List-Subscribe: <http://dpdk.org/ml/listinfo/dev>,
 <mailto:dev-request@dpdk.org?subject=subscribe>
X-List-Received-Date: Fri, 30 Jun 2017 09:06:06 -0000

29/06/2017 20:22, Jan Blunck:
>  /**
> + * Hotplug add a given device to a specific bus.
> + *
> + * @param busname
> + *   The bus name the device is added to.
> + * @param devname
> + *   The device name. Based on this device name, eal will identify a driver
> + *   capable of handling it and pass it to the driver probing function.
> + * @param devargs
> + *   Device arguments to be passed to the driver.
> + * @return
> + *   0 on success, negative on error.
> + */
> +int rte_eal_hotplug_add(const char *busname, const char *devname,
> +			const char *devargs);

After the hotplug, we may need to get the rte_device.
Should we add a struct **rte_device as parameter,
or should we add a helper function to get the rte_device
from busname and devname?