From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by dpdk.org (Postfix) with ESMTP id 7AA572B99 for ; Mon, 25 Sep 2017 04:47:58 +0200 (CEST) Received: from orsmga003.jf.intel.com ([10.7.209.27]) by orsmga104.jf.intel.com with ESMTP; 24 Sep 2017 19:47:57 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.42,434,1500966000"; d="scan'208";a="1017970104" Received: from fmsmsx104.amr.corp.intel.com ([10.18.124.202]) by orsmga003.jf.intel.com with ESMTP; 24 Sep 2017 19:47:57 -0700 Received: from fmsmsx115.amr.corp.intel.com (10.18.116.19) by fmsmsx104.amr.corp.intel.com (10.18.124.202) with Microsoft SMTP Server (TLS) id 14.3.319.2; Sun, 24 Sep 2017 19:47:56 -0700 Received: from shsmsx102.ccr.corp.intel.com (10.239.4.154) by fmsmsx115.amr.corp.intel.com (10.18.116.19) with Microsoft SMTP Server (TLS) id 14.3.319.2; Sun, 24 Sep 2017 19:47:56 -0700 Received: from shsmsx103.ccr.corp.intel.com ([169.254.4.213]) by shsmsx102.ccr.corp.intel.com ([169.254.2.175]) with mapi id 14.03.0319.002; Mon, 25 Sep 2017 10:47:54 +0800 From: "Wu, Jingjing" To: "Hunt, David" , "dev@dpdk.org" CC: "Hunt, David" , "Marjanovic, Nemanja" , "Sexton, Rory" Thread-Topic: [dpdk-dev] [PATCH v1 02/10] net/i40e: add API to get received packet count Thread-Index: AQHTHbu0IoSRHMcnIEGH4wqLqli/l6LFFLig Date: Mon, 25 Sep 2017 02:47:54 +0000 Message-ID: <9BB6961774997848B5B42BEC655768F810E7C817@SHSMSX103.ccr.corp.intel.com> References: <1503676941-80981-1-git-send-email-david.hunt@intel.com> <1503676941-80981-3-git-send-email-david.hunt@intel.com> In-Reply-To: <1503676941-80981-3-git-send-email-david.hunt@intel.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.239.127.40] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Subject: Re: [dpdk-dev] [PATCH v1 02/10] net/i40e: add API to get received packet count X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 25 Sep 2017 02:47:58 -0000 > -----Original Message----- > From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of David Hunt > Sent: Saturday, August 26, 2017 12:02 AM > To: dev@dpdk.org > Cc: Hunt, David ; Marjanovic, Nemanja > ; Sexton, Rory > Subject: [dpdk-dev] [PATCH v1 02/10] net/i40e: add API to get received pa= cket > count >=20 > Signed-off-by: Nemanja Marjanovic > Signed-off-by: Rory Sexton > Signed-off-by: David Hunt > --- > drivers/net/i40e/i40e_ethdev.c | 1 + > drivers/net/i40e/i40e_rxtx.c | 10 ++++++++++ > drivers/net/i40e/i40e_rxtx.h | 1 + > lib/librte_ether/rte_ethdev.h | 19 +++++++++++++++++++ > 4 files changed, 31 insertions(+) >=20 > diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethde= v.c > index 8fb67d8..d9806fc 100644 > --- a/drivers/net/i40e/i40e_ethdev.c > +++ b/drivers/net/i40e/i40e_ethdev.c > @@ -446,6 +446,7 @@ static const struct rte_pci_id pci_id_i40e_map[] =3D = { >=20 > static const struct eth_dev_ops i40e_eth_dev_ops =3D { > .vfid_to_pfid =3D i40e_vf_mac_to_vsi, > + .read_pf_stats =3D i40e_vsi_stats_read, > .dev_configure =3D i40e_dev_configure, > .dev_start =3D i40e_dev_start, > .dev_stop =3D i40e_dev_stop, > diff --git a/drivers/net/i40e/i40e_rxtx.c b/drivers/net/i40e/i40e_rxtx.c = index > 1379d5e..b7b64d2 100644 > --- a/drivers/net/i40e/i40e_rxtx.c > +++ b/drivers/net/i40e/i40e_rxtx.c > @@ -833,6 +833,16 @@ i40e_vf_mac_to_vsi(struct rte_eth_dev *dev, uint64_t > vfid) { > return -1; > } >=20 > +uint64_t > +i40e_vsi_stats_read(struct rte_eth_dev *dev, uint8_t vsi_id) { > + struct i40e_hw *hw =3D I40E_DEV_PRIVATE_TO_HW(dev->data- > >dev_private); > + > + uint64_t glv_uprch =3D I40E_READ_REG(hw, > + I40E_GLV_UPRCH(vsi_id)) & 0x0000FFFF; > + uint64_t glv_uprcl =3D I40E_READ_REG(hw, I40E_GLV_UPRCL(vsi_id)); > + return glv_uprcl + (glv_uprch << 32); > +} You can change the input to vf_id, and then get the vsi_id internally. Anyway, the counter registers are cleared when read. It will impact the Ops like stats_get/ stats_reset. We have func called i40e_update_vsi_stats which record the packets count. I= think you can use it. Thanks Jingjing