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 C3ACBA054F; Tue, 2 Mar 2021 12:42:34 +0100 (CET) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id ACD084014E; Tue, 2 Mar 2021 12:42:34 +0100 (CET) Received: from mellanox.co.il (mail-il-dmz.mellanox.com [193.47.165.129]) by mails.dpdk.org (Postfix) with ESMTP id 969BD40142 for ; Tue, 2 Mar 2021 12:42:33 +0100 (CET) Received: from Internal Mail-Server by MTLPINE1 (envelope-from xuemingl@nvidia.com) with SMTP; 2 Mar 2021 13:42:31 +0200 Received: from nvidia.com ([172.27.8.104]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id 122BgS45006395; Tue, 2 Mar 2021 13:42:28 +0200 From: Xueming Li To: Andrew Rybchenko Cc: dev@dpdk.org, Viacheslav Ovsiienko , xuemingl@nvidia.com, Asaf Penso , Thomas Monjalon , Ferruh Yigit Date: Tue, 2 Mar 2021 19:42:26 +0800 Message-Id: <20210302114226.857-1-xuemingl@nvidia.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <1608303356-13089-2-git-send-email-xuemingl@nvidia.com> References: <1608303356-13089-2-git-send-email-xuemingl@nvidia.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: [dpdk-dev] [PATCH v7 3/9] ethdev: support new VF representor syntax 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 Sender: "dev" Current VF representor syntax: representor=2 - single representor representor=[0-3] - single range To prepare for more representor types, this patch adds compatible VF representor devargs syntax: vf#: representor=vf2 - single representor representor=vf[1,3,5] - single list representor=vf[0-3] - single range representor=vf[0,1,4-7] - list with singles and range For backwards compatibility, representor "#" is interpreted as "vf#". Signed-off-by: Xueming Li Acked-by: Viacheslav Ovsiienko Acked-by: Thomas Monjalon Acked-by: Andrew Rybchenko --- doc/guides/prog_guide/poll_mode_drv.rst | 7 ++++--- lib/librte_ethdev/ethdev_private.c | 5 ++++- 2 files changed, 8 insertions(+), 4 deletions(-) diff --git a/doc/guides/prog_guide/poll_mode_drv.rst b/doc/guides/prog_guide/poll_mode_drv.rst index 239ec820ea..0117c2af07 100644 --- a/doc/guides/prog_guide/poll_mode_drv.rst +++ b/doc/guides/prog_guide/poll_mode_drv.rst @@ -374,9 +374,10 @@ parameters to those ports. this argument allows user to specify which switch ports to enable port representors for.:: - -a DBDF,representor=0 - -a DBDF,representor=[0,4,6,9] - -a DBDF,representor=[0-31] + -a DBDF,representor=vf0 + -a DBDF,representor=vf[0,4,6,9] + -a DBDF,representor=vf[0-31] + -a DBDF,representor=vf[0,2-4,7,9-11] Note: PMDs are not required to support the standard device arguments and users should consult the relevant PMD documentation to see support devargs. diff --git a/lib/librte_ethdev/ethdev_private.c b/lib/librte_ethdev/ethdev_private.c index d5ef05ea6f..4bb3879859 100644 --- a/lib/librte_ethdev/ethdev_private.c +++ b/lib/librte_ethdev/ethdev_private.c @@ -117,7 +117,8 @@ rte_eth_devargs_process_list(char *str, uint16_t *list, uint16_t *len_list, * Parse representor ports from a single value or lists. * * Representor format: - * #: range or single number of VF representor + * #: range or single number of VF representor - legacy + * vf#: VF port representor/s * * Examples of #: * 2 - single @@ -130,6 +131,8 @@ rte_eth_devargs_parse_representor_ports(char *str, void *data) struct rte_eth_devargs *eth_da = data; eth_da->type = RTE_ETH_REPRESENTOR_VF; + if (str[0] == 'v' && str[1] == 'f') + str += 2; str = rte_eth_devargs_process_list(str, eth_da->representor_ports, ð_da->nb_representor_ports, RTE_DIM(eth_da->representor_ports)); -- 2.25.1