From owner-svn-src-all@freebsd.org Mon Dec 10 09:35:47 2018 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 8C4A31317F84; Mon, 10 Dec 2018 09:35:47 +0000 (UTC) (envelope-from arybchik@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 339446FCD0; Mon, 10 Dec 2018 09:35:47 +0000 (UTC) (envelope-from arybchik@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 150EF1E266; Mon, 10 Dec 2018 09:35:46 +0000 (UTC) (envelope-from arybchik@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id wBA9ZjvK002398; Mon, 10 Dec 2018 09:35:45 GMT (envelope-from arybchik@FreeBSD.org) Received: (from arybchik@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id wBA9Zjhf002396; Mon, 10 Dec 2018 09:35:45 GMT (envelope-from arybchik@FreeBSD.org) Message-Id: <201812100935.wBA9Zjhf002396@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: arybchik set sender to arybchik@FreeBSD.org using -f From: Andrew Rybchenko Date: Mon, 10 Dec 2018 09:35:45 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r341783 - head/sys/dev/sfxge/common X-SVN-Group: head X-SVN-Commit-Author: arybchik X-SVN-Commit-Paths: head/sys/dev/sfxge/common X-SVN-Commit-Revision: 341783 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 339446FCD0 X-Spamd-Result: default: False [-2.96 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-1.00)[-0.997,0]; NEURAL_HAM_SHORT(-0.97)[-0.968,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US]; NEURAL_HAM_LONG(-0.99)[-0.991,0] X-Rspamd-Server: mx1.freebsd.org X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 10 Dec 2018 09:35:47 -0000 Author: arybchik Date: Mon Dec 10 09:35:45 2018 New Revision: 341783 URL: https://svnweb.freebsd.org/changeset/base/341783 Log: sfxge(4): report support for Tx checksum op descriptors FreeBSD driver needs a patch to provide a means for packets which do not need checksum offload but have flow ID set to avoid hitting only the first Tx queue (which has been used for packets not needing checksum offload). This should be possible on Huntington, Medford or Medford2 chips since these support toggling checksum offload on any given queue dynamically by means of pushing option descriptors. The patch for FreeBSD driver will then need a means to figure out whether the feature can be used, and testing adapter family might not be a good solution. This patch adds a feature bit specifically to indicate support for checksum option descriptors. The new feature bits may have more users in future, apart from the mentioned FreeBSD patch. Submitted by: Ivan Malov Sponsored by: Solarflare Communications, Inc. MFC after: 1 week Differential Revision: https://reviews.freebsd.org/D18388 Modified: head/sys/dev/sfxge/common/efx.h head/sys/dev/sfxge/common/efx_nic.c Modified: head/sys/dev/sfxge/common/efx.h ============================================================================== --- head/sys/dev/sfxge/common/efx.h Mon Dec 10 09:35:33 2018 (r341782) +++ head/sys/dev/sfxge/common/efx.h Mon Dec 10 09:35:45 2018 (r341783) @@ -1261,6 +1261,7 @@ efx_bist_stop( #define EFX_FEATURE_FW_ASSISTED_TSO 0x00001000 #define EFX_FEATURE_FW_ASSISTED_TSO_V2 0x00002000 #define EFX_FEATURE_PACKED_STREAM 0x00004000 +#define EFX_FEATURE_TXQ_CKSUM_OP_DESC 0x00008000 typedef enum efx_tunnel_protocol_e { EFX_TUNNEL_PROTOCOL_NONE = 0, Modified: head/sys/dev/sfxge/common/efx_nic.c ============================================================================== --- head/sys/dev/sfxge/common/efx_nic.c Mon Dec 10 09:35:33 2018 (r341782) +++ head/sys/dev/sfxge/common/efx_nic.c Mon Dec 10 09:35:45 2018 (r341783) @@ -257,7 +257,8 @@ efx_nic_create( EFX_FEATURE_PIO_BUFFERS | EFX_FEATURE_FW_ASSISTED_TSO | EFX_FEATURE_FW_ASSISTED_TSO_V2 | - EFX_FEATURE_PACKED_STREAM; + EFX_FEATURE_PACKED_STREAM | + EFX_FEATURE_TXQ_CKSUM_OP_DESC; break; #endif /* EFSYS_OPT_HUNTINGTON */ @@ -277,7 +278,8 @@ efx_nic_create( EFX_FEATURE_MCDI_DMA | EFX_FEATURE_PIO_BUFFERS | EFX_FEATURE_FW_ASSISTED_TSO_V2 | - EFX_FEATURE_PACKED_STREAM; + EFX_FEATURE_PACKED_STREAM | + EFX_FEATURE_TXQ_CKSUM_OP_DESC; break; #endif /* EFSYS_OPT_MEDFORD */ @@ -293,7 +295,8 @@ efx_nic_create( EFX_FEATURE_MCDI_DMA | EFX_FEATURE_PIO_BUFFERS | EFX_FEATURE_FW_ASSISTED_TSO_V2 | - EFX_FEATURE_PACKED_STREAM; + EFX_FEATURE_PACKED_STREAM | + EFX_FEATURE_TXQ_CKSUM_OP_DESC; break; #endif /* EFSYS_OPT_MEDFORD2 */