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From: Andrew Rybchenko <arybchenko@solarflare.com>
To: Jeff Guo <jia.guo@intel.com>, <stephen@networkplumber.org>,
	<bruce.richardson@intel.com>, <ferruh.yigit@intel.com>,
	<konstantin.ananyev@intel.com>, <gaetan.rivet@6wind.com>,
	<jingjing.wu@intel.com>, <thomas@monjalon.net>,
	<motih@mellanox.com>, <matan@mellanox.com>,
	<harry.van.haaren@intel.com>, <qi.z.zhang@intel.com>,
	<shaopeng.he@intel.com>, <bernard.iremonger@intel.com>
Cc: <jblunck@infradead.org>, <shreyansh.jain@nxp.com>, <dev@dpdk.org>,
	<helin.zhang@intel.com>, <gaetan.rivet@6wind.com>
Subject: Re: [dpdk-dev] [PATCH v2 1/3] net/ixgbe: enable hotplug detect in ixgbe
Date: Mon, 9 Jul 2018 11:13:16 +0300	[thread overview]
Message-ID: <1b0cab80-2a89-3b8c-e849-cceadc3e029c@solarflare.com> (raw)
In-Reply-To: <1531119413-17298-2-git-send-email-jia.guo@intel.com>

On 09.07.2018 09:56, Jeff Guo wrote:
> This patch aim to enable hotplug detect in ixgbe pmd driver. Firstly it
> set the flags RTE_PCI_DRV_INTR_RMV in drv_flags to announce the hotplug
> ability, and then use rte_dev_event_callback_register to register
> the hotplug event callback to eal. When eal detect the hotplug event,
> it will call the callback to process it, if the event is hotplug remove,
> it will trigger the RTE_ETH_EVENT_INTR_RMV event into ethdev callback
> to let app process the hotplug for the ethdev.
>
> This is an example for other driver, that if any driver support hotplug
> feature could be use this way to enable hotplug detect.

I see nothing ixgbe specific in the callback. Yes, support of removal
event should be in drv_flags, but it looks like the callback may be
generic and located in ethdev.

Also search of the device by name could be done using querying
mechanism to be added by Gaetan [1].

[1] https://patches.dpdk.org/project/dpdk/list/?series=419

  parent reply	other threads:[~2018-07-09  8:13 UTC|newest]

Thread overview: 56+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-07-05 10:39 [dpdk-dev] [PATCH 0/2] Enable eal event hotplug for i40e Jeff Guo
2018-07-05 10:39 ` [dpdk-dev] [PATCH 1/2] net/i40e: enable hotplug in i40e Jeff Guo
2018-07-05 10:39 ` [dpdk-dev] [PATCH 2/2] testpmd: remove the dev event callback register Jeff Guo
2018-07-09  6:56 ` [dpdk-dev] [PATCH v2 0/3] Enable eal hotplug event detect for i40e/ixgbe Jeff Guo
2018-07-09  6:56   ` [dpdk-dev] [PATCH v2 1/3] net/ixgbe: enable hotplug detect in ixgbe Jeff Guo
2018-07-09  7:38     ` Lu, Wenzhuo
2018-07-09  7:51       ` Matan Azrad
2018-07-09  8:57         ` Jeff Guo
2018-07-09  9:04           ` Matan Azrad
2018-07-09  9:54             ` Jeff Guo
2018-07-09 10:01               ` Matan Azrad
2018-07-09 10:14                 ` Jeff Guo
2018-07-09  8:13     ` Andrew Rybchenko [this message]
2018-07-09  8:46       ` Jeff Guo
2018-07-09  6:56   ` [dpdk-dev] [PATCH v2 2/3] net/i40e: enable hotplug detect in i40e Jeff Guo
2018-07-09  7:47     ` Matan Azrad
2018-07-09  8:54       ` Jeff Guo
2018-07-09  6:56   ` [dpdk-dev] [PATCH v2 3/3] testpmd: remove the dev event callback register Jeff Guo
2018-07-09  7:39     ` Lu, Wenzhuo
2018-07-09  8:16     ` Andrew Rybchenko
2018-07-09  8:23       ` Jeff Guo
2018-07-09 11:46 ` [dpdk-dev] [PATCH v3 0/4] Enable eal hotplug event detect for i40e/ixgbe Jeff Guo
2018-07-09 11:46   ` [dpdk-dev] [PATCH v3 1/4] ethdev: Add eal device event callback Jeff Guo
2018-07-09 13:14     ` Andrew Rybchenko
2018-07-10  7:06       ` Jeff Guo
2018-07-10  9:10     ` Zhang, Qi Z
2018-07-09 11:46   ` [dpdk-dev] [PATCH v3 2/4] net/ixgbe: enable hotplug detect in ixgbe Jeff Guo
2018-07-10  8:19     ` Lu, Wenzhuo
2018-07-09 11:46   ` [dpdk-dev] [PATCH v3 3/4] net/i40e: enable hotplug detect in i40e Jeff Guo
2018-07-09 11:46   ` [dpdk-dev] [PATCH v3 4/4] testpmd: remove the dev event callback register Jeff Guo
2018-07-10 12:51 ` [dpdk-dev] [PATCH v4 0/4] Enable eal hotplug event handler in ethdev Jeff Guo
2018-07-10 12:51   ` [dpdk-dev] [PATCH v4 1/4] ethdev: Add API to enable device event handler Jeff Guo
2018-07-10 13:24     ` Zhang, Qi Z
2018-07-11  8:49     ` Andrew Rybchenko
2018-07-11 11:17       ` Jeff Guo
2018-07-10 12:51   ` [dpdk-dev] [PATCH v4 2/4] net/ixgbe: install ethdev hotplug handler in ixgbe Jeff Guo
2018-07-10 12:51   ` [dpdk-dev] [PATCH v4 3/4] net/i40e: install hotplug handler in i40e Jeff Guo
2018-07-10 13:26     ` Zhang, Qi Z
2018-07-10 12:51   ` [dpdk-dev] [PATCH v4 4/4] testpmd: remove the dev event callback register Jeff Guo
2018-07-11 11:51 ` [dpdk-dev] [PATCH v5 0/4] Install eal hotplug event handler in i40e/ixgbe Jeff Guo
2018-07-11 11:51   ` [dpdk-dev] [PATCH v5 1/4] ethdev: Add eal device event callback Jeff Guo
2018-07-11 11:51   ` [dpdk-dev] [PATCH v5 2/4] net/ixgbe: install ethdev hotplug handler in ixgbe Jeff Guo
2018-08-24 16:22     ` Ferruh Yigit
2018-09-12  8:47       ` Jeff Guo
2018-07-11 11:51   ` [dpdk-dev] [PATCH v5 3/4] net/i40e: install hotplug handler in i40e Jeff Guo
2018-07-11 11:51   ` [dpdk-dev] [PATCH v5 4/4] testpmd: remove the dev event callback register Jeff Guo
2018-07-11 11:58 ` [dpdk-dev] [PATCH v5 0/4] Install eal hotplug event handler in i40e/ixgbe Jeff Guo
2018-07-11 11:58   ` [dpdk-dev] [PATCH v5 1/4] ethdev: Add eal device event handler APIs Jeff Guo
2018-07-11 11:58   ` [dpdk-dev] [PATCH v5 2/4] net/ixgbe: install ethdev hotplug handler in ixgbe Jeff Guo
2018-07-11 11:58   ` [dpdk-dev] [PATCH v5 3/4] net/i40e: install hotplug handler in i40e Jeff Guo
2018-07-11 11:58   ` [dpdk-dev] [PATCH v5 4/4] testpmd: remove the dev event callback register Jeff Guo
2018-08-17 10:50 ` [dpdk-dev] [PATCH v6 0/4] Install eal event handler in i40e/ixgbe Jeff Guo
2018-08-17 10:50   ` [dpdk-dev] [PATCH v6 1/4] ethdev: Add eal device event callback Jeff Guo
2018-08-17 10:50   ` [dpdk-dev] [PATCH v6 2/4] net/ixgbe: install ethdev hotplug handler in ixgbe Jeff Guo
2018-08-17 10:50   ` [dpdk-dev] [PATCH v6 3/4] net/i40e: install hotplug handler in i40e Jeff Guo
2018-08-17 10:50   ` [dpdk-dev] [PATCH v6 4/4] testpmd: remove the dev event callback register Jeff Guo

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