From owner-svn-src-all@freebsd.org Mon Jul 20 00:38:22 2020 Return-Path: Delivered-To: svn-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 40E6E36F0A5; Mon, 20 Jul 2020 00:38:22 +0000 (UTC) (envelope-from chuck@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 "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4B92rt10c7z4GX2; Mon, 20 Jul 2020 00:38:22 +0000 (UTC) (envelope-from chuck@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 06E8B240F6; Mon, 20 Jul 2020 00:38:22 +0000 (UTC) (envelope-from chuck@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id 06K0cLeK002309; Mon, 20 Jul 2020 00:38:21 GMT (envelope-from chuck@FreeBSD.org) Received: (from chuck@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id 06K0cLhB002308; Mon, 20 Jul 2020 00:38:21 GMT (envelope-from chuck@FreeBSD.org) Message-Id: <202007200038.06K0cLhB002308@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: chuck set sender to chuck@FreeBSD.org using -f From: Chuck Tuffli Date: Mon, 20 Jul 2020 00:38:21 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r363356 - stable/12/usr.sbin/bhyve X-SVN-Group: stable-12 X-SVN-Commit-Author: chuck X-SVN-Commit-Paths: stable/12/usr.sbin/bhyve X-SVN-Commit-Revision: 363356 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.33 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, 20 Jul 2020 00:38:22 -0000 Author: chuck Date: Mon Jul 20 00:38:21 2020 New Revision: 363356 URL: https://svnweb.freebsd.org/changeset/base/363356 Log: MFC r362763 bhyve: add NVMe Feature Interrupt Vector Config Modified: stable/12/usr.sbin/bhyve/pci_nvme.c Directory Properties: stable/12/ (props changed) Modified: stable/12/usr.sbin/bhyve/pci_nvme.c ============================================================================== --- stable/12/usr.sbin/bhyve/pci_nvme.c Mon Jul 20 00:35:42 2020 (r363355) +++ stable/12/usr.sbin/bhyve/pci_nvme.c Mon Jul 20 00:38:21 2020 (r363356) @@ -356,6 +356,10 @@ static void nvme_feature_num_queues(struct pci_nvme_so struct nvme_feature_obj *, struct nvme_command *, struct nvme_completion *); +static void nvme_feature_iv_config(struct pci_nvme_softc *, + struct nvme_feature_obj *, + struct nvme_command *, + struct nvme_completion *); static __inline void cpywithpad(char *dst, size_t dst_size, const char *src, char pad) @@ -612,6 +616,8 @@ pci_nvme_init_features(struct pci_nvme_softc *sc) sc->feat[NVME_FEAT_LBA_RANGE_TYPE].namespace_specific = true; sc->feat[NVME_FEAT_ERROR_RECOVERY].namespace_specific = true; sc->feat[NVME_FEAT_NUMBER_OF_QUEUES].set = nvme_feature_num_queues; + sc->feat[NVME_FEAT_INTERRUPT_VECTOR_CONFIGURATION].set = + nvme_feature_iv_config; } static void @@ -1273,6 +1279,39 @@ nvme_feature_invalid_cb(struct pci_nvme_softc *sc, { pci_nvme_status_genc(&compl->status, NVME_SC_INVALID_FIELD); +} + +static void +nvme_feature_iv_config(struct pci_nvme_softc *sc, + struct nvme_feature_obj *feat, + struct nvme_command *command, + struct nvme_completion *compl) +{ + uint32_t i; + uint32_t cdw11 = command->cdw11; + uint16_t iv; + bool cd; + + pci_nvme_status_genc(&compl->status, NVME_SC_INVALID_FIELD); + + iv = cdw11 & 0xffff; + cd = cdw11 & (1 << 16); + + if (iv > (sc->max_queues + 1)) { + return; + } + + /* No Interrupt Coalescing (i.e. not Coalescing Disable) for Admin Q */ + if ((iv == 0) && !cd) + return; + + /* Requested Interrupt Vector must be used by a CQ */ + for (i = 0; i < sc->num_cqueues + 1; i++) { + if (sc->compl_queues[i].intr_vec == iv) { + pci_nvme_status_genc(&compl->status, NVME_SC_SUCCESS); + } + } + } static void