From patchwork Tue Jun 30 04:19:56 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Klaus Jensen X-Patchwork-Id: 279081 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B40F4C433E0 for ; Tue, 30 Jun 2020 04:20:53 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 8C3DE206CB for ; Tue, 30 Jun 2020 04:20:53 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8C3DE206CB Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=irrelevant.dk Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:57434 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jq7lM-0002yc-Ph for qemu-devel@archiver.kernel.org; Tue, 30 Jun 2020 00:20:52 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:43460) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jq7ki-0002PS-LW; Tue, 30 Jun 2020 00:20:12 -0400 Received: from charlie.dont.surf ([128.199.63.193]:47024) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jq7kg-0002fK-NG; Tue, 30 Jun 2020 00:20:12 -0400 Received: from apples.local (80-167-98-190-cable.dk.customer.tdc.net [80.167.98.190]) by charlie.dont.surf (Postfix) with ESMTPSA id C308EBF670; Tue, 30 Jun 2020 04:20:08 +0000 (UTC) From: Klaus Jensen To: qemu-block@nongnu.org Subject: [PATCH] hw/block/nvme: make lba data size configurable Date: Tue, 30 Jun 2020 06:19:56 +0200 Message-Id: <20200630041956.1304473-1-its@irrelevant.dk> X-Mailer: git-send-email 2.27.0 MIME-Version: 1.0 Received-SPF: pass client-ip=128.199.63.193; envelope-from=its@irrelevant.dk; helo=charlie.dont.surf X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/30 00:09:10 X-ACL-Warn: Detected OS = Linux 3.11 and newer [fuzzy] X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kevin Wolf , Klaus Jensen , qemu-devel@nongnu.org, Max Reitz , Klaus Jensen , Keith Busch , Maxim Levitsky , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Klaus Jensen Allos the LBA data size (lbads) to be set between 9 and 12. Signed-off-by: Klaus Jensen Acked-by: Keith Busch Reviewed-by: Maxim Levitsky Reviewed-by: Philippe Mathieu-Daudé --- Based-on: <20200629214051.1282060-1-its@irrelevant.dk> ("[PATCH v2 0/4] hw/block/nvme: support multiple namespaces") hw/block/nvme-ns.c | 8 +++++++- hw/block/nvme-ns.h | 1 + hw/block/nvme.c | 1 + 3 files changed, 9 insertions(+), 1 deletion(-) diff --git a/hw/block/nvme-ns.c b/hw/block/nvme-ns.c index 28ce5e011568..d6ec55860a5e 100644 --- a/hw/block/nvme-ns.c +++ b/hw/block/nvme-ns.c @@ -32,7 +32,7 @@ static void nvme_ns_init(NvmeNamespace *ns) { NvmeIdNs *id_ns = &ns->id_ns; - id_ns->lbaf[0].ds = BDRV_SECTOR_BITS; + id_ns->lbaf[0].ds = ns->params.lbads; id_ns->nsze = cpu_to_le64(nvme_ns_nlbas(ns)); @@ -92,6 +92,11 @@ static int nvme_ns_check_constraints(NvmeNamespace *ns, Error **errp) return -1; } + if (ns->params.lbads < 9 || ns->params.lbads > 12) { + error_setg(errp, "unsupported lbads (supported: 9-12)"); + return -1; + } + return 0; } @@ -130,6 +135,7 @@ static void nvme_ns_realize(DeviceState *dev, Error **errp) static Property nvme_ns_props[] = { DEFINE_PROP_DRIVE("drive", NvmeNamespace, blk), DEFINE_PROP_UINT32("nsid", NvmeNamespace, params.nsid, 0), + DEFINE_PROP_UINT8("lbads", NvmeNamespace, params.lbads, BDRV_SECTOR_BITS), DEFINE_PROP_END_OF_LIST(), }; diff --git a/hw/block/nvme-ns.h b/hw/block/nvme-ns.h index 16fa8b1e3fb9..bee46b32efa5 100644 --- a/hw/block/nvme-ns.h +++ b/hw/block/nvme-ns.h @@ -21,6 +21,7 @@ typedef struct NvmeNamespaceParams { uint32_t nsid; + uint8_t lbads; } NvmeNamespaceParams; typedef struct NvmeNamespace { diff --git a/hw/block/nvme.c b/hw/block/nvme.c index 164c5e294d06..9e512c88656d 100644 --- a/hw/block/nvme.c +++ b/hw/block/nvme.c @@ -2877,6 +2877,7 @@ static void nvme_realize(PCIDevice *pci_dev, Error **errp) if (n->namespace.blk) { ns = &n->namespace; ns->params.nsid = 1; + ns->params.lbads = BDRV_SECTOR_BITS; if (nvme_ns_setup(n, ns, errp)) { return;