From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by dpdk.org (Postfix) with ESMTP id BBD3D1BA56 for ; Wed, 25 Oct 2017 20:23:21 +0200 (CEST) Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by orsmga102.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 25 Oct 2017 11:23:20 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.43,432,1503385200"; d="scan'208";a="167553088" Received: from fyigit-mobl1.ger.corp.intel.com (HELO [10.241.225.45]) ([10.241.225.45]) by fmsmga006.fm.intel.com with ESMTP; 25 Oct 2017 11:23:19 -0700 To: Srisivasubramanian Srinivasan , dev@dpdk.org References: <1508820170-7512-1-git-send-email-ssrinivasan@caviumnetworks.com> <1fe096ea-7a18-e7a1-2f64-3a4ce1464caf@intel.com> <1508954815.17549.22.camel@caviumnetworks.com> From: Ferruh Yigit Message-ID: Date: Wed, 25 Oct 2017 11:23:19 -0700 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.4.0 MIME-Version: 1.0 In-Reply-To: <1508954815.17549.22.camel@caviumnetworks.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Subject: Re: [dpdk-dev] [PATCH] net/liquidio: add support for 10GBase-T cards 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: Wed, 25 Oct 2017 18:23:22 -0000 On 10/25/2017 11:06 AM, Srisivasubramanian Srinivasan wrote: > On Tue, 2017-10-24 at 10:49 -0700, Ferruh Yigit wrote: >> On 10/23/2017 9:42 PM, Srisivasubramanian S wrote: >>> Signed-off-by: Srisivasubramanian S >>> Signed-off-by: Shijith Thotton >>> --- >>> doc/guides/nics/liquidio.rst | 2 ++ >>> drivers/net/liquidio/base/lio_hw_defs.h | 12 ++++++++---- >>> drivers/net/liquidio/lio_ethdev.c | 7 ++++++- >>> 3 files changed, 16 insertions(+), 5 deletions(-) >>> >>> diff --git a/doc/guides/nics/liquidio.rst b/doc/guides/nics/liquidio.rst >>> index 4ccde0c..7bc1604 100644 >>> --- a/doc/guides/nics/liquidio.rst >>> +++ b/doc/guides/nics/liquidio.rst >>> @@ -42,7 +42,9 @@ Supported LiquidIO Adapters >>> ----------------------------- >>> >>> - LiquidIO II CN2350 210SV/225SV >>> +- LiquidIO II CN2350 210SVPT >>> - LiquidIO II CN2360 210SV/225SV >>> +- LiquidIO II CN2360 210SVPT >> >> Do you want to update release notes to announce new device support? > > Sure, will do. > >> >>> >>> >>> Pre-Installation Configuration >>> diff --git a/drivers/net/liquidio/base/lio_hw_defs.h b/drivers/net/liquidio/base/lio_hw_defs.h >>> index c7f97f2..d4cd23c 100644 >>> --- a/drivers/net/liquidio/base/lio_hw_defs.h >>> +++ b/drivers/net/liquidio/base/lio_hw_defs.h >>> @@ -43,10 +43,14 @@ >>> #define LIO_CN23XX_VF_VID 0x9712 >>> >>> /* CN23xx subsystem device ids */ >>> -#define PCI_SUBSYS_DEV_ID_CN2350_210 0x0004 >>> -#define PCI_SUBSYS_DEV_ID_CN2360_210 0x0005 >>> -#define PCI_SUBSYS_DEV_ID_CN2360_225 0x0006 >>> -#define PCI_SUBSYS_DEV_ID_CN2350_225 0x0007 >>> +#define PCI_SUBSYS_DEV_ID_CN2350_210 0x0004 >>> +#define PCI_SUBSYS_DEV_ID_CN2360_210 0x0005 >>> +#define PCI_SUBSYS_DEV_ID_CN2360_225 0x0006 >>> +#define PCI_SUBSYS_DEV_ID_CN2350_225 0x0007 >>> +#define PCI_SUBSYS_DEV_ID_CN2350_210SVPN3 0x0008 >>> +#define PCI_SUBSYS_DEV_ID_CN2360_210SVPN3 0x0009 >>> +#define PCI_SUBSYS_DEV_ID_CN2350_210SVPT 0x000a >>> +#define PCI_SUBSYS_DEV_ID_CN2360_210SVPT 0x000b >>> >>> /* --------------------------CONFIG VALUES------------------------ */ >>> >>> diff --git a/drivers/net/liquidio/lio_ethdev.c b/drivers/net/liquidio/lio_ethdev.c >>> index 239f6af..2ffbfd2 100644 >>> --- a/drivers/net/liquidio/lio_ethdev.c >>> +++ b/drivers/net/liquidio/lio_ethdev.c >>> @@ -405,6 +405,10 @@ lio_dev_info_get(struct rte_eth_dev *eth_dev, >>> /* CN23xx 10G cards */ >>> case PCI_SUBSYS_DEV_ID_CN2350_210: >>> case PCI_SUBSYS_DEV_ID_CN2360_210: >>> + case PCI_SUBSYS_DEV_ID_CN2350_210SVPN3: >>> + case PCI_SUBSYS_DEV_ID_CN2360_210SVPN3: >>> + case PCI_SUBSYS_DEV_ID_CN2350_210SVPT: >>> + case PCI_SUBSYS_DEV_ID_CN2360_210SVPT: >>> devinfo->speed_capa = ETH_LINK_SPEED_10G; >>> break; >>> /* CN23xx 25G cards */ >>> @@ -413,8 +417,9 @@ lio_dev_info_get(struct rte_eth_dev *eth_dev, >>> devinfo->speed_capa = ETH_LINK_SPEED_25G; >>> break; >>> default: >>> + devinfo->speed_capa = ETH_LINK_SPEED_10G; >>> lio_dev_err(lio_dev, >>> - "Unknown CN23XX subsystem device id. Not setting speed capability.\n"); >>> + "Unknown CN23XX subsystem device id. Setting 10G as default link speed.\n"); >> >> Instead of setting speed and default and print an error log, why not added cases >> for new devices and set to 10G there? > > Our thinking was to avoid error log that come out as not setting link speed when an old > DPDK driver is used on a LiquidIO VF compliant device that isn’t yet in the driver. With old driver, pci device_id also won't be there for new device, and driver won't probe it at all, so there won't be an issue of not setting link speed, am I missing something? > This is for forward compliance. We will of course add cases for new devices as they > come along. Is this reasonable? > >> >>> } >>> >>> devinfo->max_rx_queues = lio_dev->max_rx_queues; >>> >> > > > > > > >