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Tsirkin" , Jason Wang , Dragos Tatulea , Laurent Vivier Subject: [PATCH 9.0 12/13] vdpa: use dev_shared in vdpa_iommu Date: Fri, 24 Nov 2023 18:14:29 +0100 Message-Id: <20231124171430.2964464-13-eperezma@redhat.com> In-Reply-To: <20231124171430.2964464-1-eperezma@redhat.com> References: <20231124171430.2964464-1-eperezma@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.2 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.133.124; envelope-from=eperezma@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1700846141641100002 The memory listener functions can call these too. Make vdpa_iommu work with VhostVDPAShared. Signed-off-by: Eugenio P=C3=A9rez --- include/hw/virtio/vhost-vdpa.h | 2 +- hw/virtio/vhost-vdpa.c | 16 ++++++++-------- 2 files changed, 9 insertions(+), 9 deletions(-) diff --git a/include/hw/virtio/vhost-vdpa.h b/include/hw/virtio/vhost-vdpa.h index 705c754776..2abee2164a 100644 --- a/include/hw/virtio/vhost-vdpa.h +++ b/include/hw/virtio/vhost-vdpa.h @@ -75,7 +75,7 @@ int vhost_vdpa_dma_unmap(VhostVDPAShared *s, uint32_t asi= d, hwaddr iova, hwaddr size); =20 typedef struct vdpa_iommu { - struct vhost_vdpa *dev; + VhostVDPAShared *dev_shared; IOMMUMemoryRegion *iommu_mr; hwaddr iommu_offset; IOMMUNotifier n; diff --git a/hw/virtio/vhost-vdpa.c b/hw/virtio/vhost-vdpa.c index 0ed6550aad..61553ad196 100644 --- a/hw/virtio/vhost-vdpa.c +++ b/hw/virtio/vhost-vdpa.c @@ -199,7 +199,7 @@ static void vhost_vdpa_iommu_map_notify(IOMMUNotifier *= n, IOMMUTLBEntry *iotlb) struct vdpa_iommu *iommu =3D container_of(n, struct vdpa_iommu, n); =20 hwaddr iova =3D iotlb->iova + iommu->iommu_offset; - struct vhost_vdpa *v =3D iommu->dev; + VhostVDPAShared *s =3D iommu->dev_shared; void *vaddr; int ret; Int128 llend; @@ -212,10 +212,10 @@ static void vhost_vdpa_iommu_map_notify(IOMMUNotifier= *n, IOMMUTLBEntry *iotlb) RCU_READ_LOCK_GUARD(); /* check if RAM section out of device range */ llend =3D int128_add(int128_makes64(iotlb->addr_mask), int128_makes64(= iova)); - if (int128_gt(llend, int128_make64(v->shared->iova_range.last))) { + if (int128_gt(llend, int128_make64(s->iova_range.last))) { error_report("RAM section out of device range (max=3D0x%" PRIx64 ", end addr=3D0x%" PRIx64 ")", - v->shared->iova_range.last, int128_get64(llend)); + s->iova_range.last, int128_get64(llend)); return; } =20 @@ -225,20 +225,20 @@ static void vhost_vdpa_iommu_map_notify(IOMMUNotifier= *n, IOMMUTLBEntry *iotlb) if (!memory_get_xlat_addr(iotlb, &vaddr, NULL, &read_only, NULL)) { return; } - ret =3D vhost_vdpa_dma_map(v->shared, VHOST_VDPA_GUEST_PA_ASID, io= va, + ret =3D vhost_vdpa_dma_map(s, VHOST_VDPA_GUEST_PA_ASID, iova, iotlb->addr_mask + 1, vaddr, read_only); if (ret) { error_report("vhost_vdpa_dma_map(%p, 0x%" HWADDR_PRIx ", " "0x%" HWADDR_PRIx ", %p) =3D %d (%m)", - v, iova, iotlb->addr_mask + 1, vaddr, ret); + s, iova, iotlb->addr_mask + 1, vaddr, ret); } } else { - ret =3D vhost_vdpa_dma_unmap(v->shared, VHOST_VDPA_GUEST_PA_ASID, = iova, + ret =3D vhost_vdpa_dma_unmap(s, VHOST_VDPA_GUEST_PA_ASID, iova, iotlb->addr_mask + 1); if (ret) { error_report("vhost_vdpa_dma_unmap(%p, 0x%" HWADDR_PRIx ", " "0x%" HWADDR_PRIx ") =3D %d (%m)", - v, iova, iotlb->addr_mask + 1, ret); + s, iova, iotlb->addr_mask + 1, ret); } } } @@ -270,7 +270,7 @@ static void vhost_vdpa_iommu_region_add(MemoryListener = *listener, iommu_idx); iommu->iommu_offset =3D section->offset_within_address_space - section->offset_within_region; - iommu->dev =3D v; + iommu->dev_shared =3D v->shared; =20 ret =3D memory_region_register_iommu_notifier(section->mr, &iommu->n, = NULL); if (ret) { --=20 2.39.3