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Fri, 20 Mar 2020 17:03:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1584723838; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=psjz1JkEPDzbgw40zVxga+1pFGlV/HqwjFnEQXSpxHQ=; b=DEuMWubpEVIIMDz3ZrftdeJz2aAJG4c9wFCWxpg1b0SOtFND/07sW45lhTVSwyVO4qmeQu gMZFQw/90pexrqLYUhiqvlcMeJUsunSOnyDNuKZC1yjyMs5HOK+R63vfr4SsdFVo8eroF9 U4956TPhxh4/yDnh7pF1J6vxTUp+skg= X-MC-Unique: v2rx7beiPNGatQrQDJvcJg-1 From: Eric Auger To: eric.auger.pro@gmail.com, eric.auger@redhat.com, qemu-devel@nongnu.org, qemu-arm@nongnu.org, peter.maydell@linaro.org, mst@redhat.com, alex.williamson@redhat.com, jacob.jun.pan@linux.intel.com, yi.l.liu@intel.com Subject: [RFC v6 24/24] hw/arm/smmuv3: Allow MAP notifiers Date: Fri, 20 Mar 2020 17:58:40 +0100 Message-Id: <20200320165840.30057-25-eric.auger@redhat.com> In-Reply-To: <20200320165840.30057-1-eric.auger@redhat.com> References: <20200320165840.30057-1-eric.auger@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 216.205.24.74 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: jean-philippe@linaro.org, tnowicki@marvell.com, maz@kernel.org, zhangfei.gao@foxmail.com, peterx@redhat.com, shameerali.kolothum.thodi@huawei.com, zhangfei.gao@linaro.org, bbhushan2@marvell.com, will@kernel.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" We now have all bricks to support nested paging. This uses MAP notifiers to map the MSIs. So let's allow MAP notifiers to be registered. Signed-off-by: Eric Auger --- hw/arm/smmuv3.c | 8 -------- 1 file changed, 8 deletions(-) diff --git a/hw/arm/smmuv3.c b/hw/arm/smmuv3.c index 6db3d2f218..dc716d7d59 100644 --- a/hw/arm/smmuv3.c +++ b/hw/arm/smmuv3.c @@ -1537,14 +1537,6 @@ static int smmuv3_notify_flag_changed(IOMMUMemoryReg= ion *iommu, SMMUv3State *s3 =3D sdev->smmu; SMMUState *s =3D &(s3->smmu_state); =20 - if (new & IOMMU_NOTIFIER_MAP) { - error_setg(errp, - "device %02x.%02x.%x requires iommu MAP notifier which = is " - "not currently supported", pci_bus_num(sdev->bus), - PCI_SLOT(sdev->devfn), PCI_FUNC(sdev->devfn)); - return -EINVAL; - } - if (old =3D=3D IOMMU_NOTIFIER_NONE) { trace_smmuv3_notify_flag_add(iommu->parent_obj.name); QLIST_INSERT_HEAD(&s->devices_with_notifiers, sdev, next); --=20 2.20.1