From owner-dev-commits-src-all@freebsd.org Tue Jun 1 22:36:11 2021 Return-Path: Delivered-To: dev-commits-src-all@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 8464663247F; Tue, 1 Jun 2021 22:36:11 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4Fvn7b368Wz4yKf; Tue, 1 Jun 2021 22:36:11 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 52D273BD8; Tue, 1 Jun 2021 22:36:11 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.16.1/8.16.1) with ESMTP id 151MaBmj016428; Tue, 1 Jun 2021 22:36:11 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.16.1/8.16.1/Submit) id 151MaBNL016427; Tue, 1 Jun 2021 22:36:11 GMT (envelope-from git) Date: Tue, 1 Jun 2021 22:36:11 GMT Message-Id: <202106012236.151MaBNL016427@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Navdeep Parhar Subject: git: db15dbf88011 - main - cxgbe(4): Check if the firmware supports 512 SGL per FR MR. MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: np X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: db15dbf8801120241b7bfb6461341f2cb421ef8e Auto-Submitted: auto-generated X-BeenThere: dev-commits-src-all@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Commit messages for all branches of the src repository List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 01 Jun 2021 22:36:11 -0000 The branch main has been updated by np: URL: https://cgit.FreeBSD.org/src/commit/?id=db15dbf8801120241b7bfb6461341f2cb421ef8e commit db15dbf8801120241b7bfb6461341f2cb421ef8e Author: Navdeep Parhar AuthorDate: 2021-06-01 19:14:17 +0000 Commit: Navdeep Parhar CommitDate: 2021-06-01 21:38:31 +0000 cxgbe(4): Check if the firmware supports 512 SGL per FR MR. Firmwares >= 1.25.6.0 support 512 SGL entries in a single memory registration request. Obtained from: Chelsio Communications MFC after: 1 week Sponsored by: Chelsio Communications --- sys/dev/cxgbe/common/common.h | 1 + sys/dev/cxgbe/t4_main.c | 8 ++++++++ 2 files changed, 9 insertions(+) diff --git a/sys/dev/cxgbe/common/common.h b/sys/dev/cxgbe/common/common.h index 6264a7d6ec07..b803a7106a0c 100644 --- a/sys/dev/cxgbe/common/common.h +++ b/sys/dev/cxgbe/common/common.h @@ -405,6 +405,7 @@ struct adapter_params { bool ulptx_memwrite_dsgl; /* use of T5 DSGL allowed */ bool fr_nsmr_tpte_wr_support; /* FW support for FR_NSMR_TPTE_WR */ + bool dev_512sgl_mr; /* FW support for 512 SGL per FR MR */ bool viid_smt_extn_support; /* FW returns vin, vfvld & smt index? */ unsigned int max_pkts_per_eth_tx_pkts_wr; }; diff --git a/sys/dev/cxgbe/t4_main.c b/sys/dev/cxgbe/t4_main.c index 51fc6504e5c2..650300c805a1 100644 --- a/sys/dev/cxgbe/t4_main.c +++ b/sys/dev/cxgbe/t4_main.c @@ -5222,6 +5222,14 @@ get_params__post_init(struct adapter *sc) else sc->params.fr_nsmr_tpte_wr_support = false; + /* Support for 512 SGL entries per FR MR. */ + param[0] = FW_PARAM_DEV(DEV_512SGL_MR); + rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 1, param, val); + if (rc == 0) + sc->params.dev_512sgl_mr = val[0] != 0; + else + sc->params.dev_512sgl_mr = false; + param[0] = FW_PARAM_PFVF(MAX_PKTS_PER_ETH_TX_PKTS_WR); rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 1, param, val); if (rc == 0)