[Qemu-devel] [PATCH 39/66] spapr_iommu: pass device to spapr_tce_new_table and use it to set owner

[Paolo Bonzini <pbonzini@redhat.com>]

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 hw/ppc/spapr_iommu.c   | 4 ++--
 hw/ppc/spapr_pci.c     | 3 ++-
 hw/ppc/spapr_vio.c     | 2 +-
 include/hw/ppc/spapr.h | 3 ++-
 4 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/hw/ppc/spapr_iommu.c b/hw/ppc/spapr_iommu.c
index 3976af6..89b33a5 100644
--- a/hw/ppc/spapr_iommu.c
+++ b/hw/ppc/spapr_iommu.c
@@ -116,7 +116,7 @@ static MemoryRegionIOMMUOps spapr_iommu_ops = {
     .translate = spapr_tce_translate_iommu,
 };
 
-sPAPRTCETable *spapr_tce_new_table(uint32_t liobn, size_t window_size)
+sPAPRTCETable *spapr_tce_new_table(DeviceState *owner, uint32_t liobn, size_t window_size)
 {
     sPAPRTCETable *tcet;
 
@@ -151,7 +151,7 @@ sPAPRTCETable *spapr_tce_new_table(uint32_t liobn, size_t window_size)
             "table @ %p, fd=%d\n", tcet, liobn, tcet->table, tcet->fd);
 #endif
 
-    memory_region_init_iommu(&tcet->iommu, NULL, &spapr_iommu_ops,
+    memory_region_init_iommu(&tcet->iommu, OBJECT(owner), &spapr_iommu_ops,
                              "iommu-spapr", UINT64_MAX);
 
     QLIST_INSERT_HEAD(&spapr_tce_tables, tcet, list);
diff --git a/hw/ppc/spapr_pci.c b/hw/ppc/spapr_pci.c
index 65e05d5..7710aa0 100644
--- a/hw/ppc/spapr_pci.c
+++ b/hw/ppc/spapr_pci.c
@@ -646,7 +646,8 @@ static int spapr_phb_init(SysBusDevice *s)
 
     sphb->dma_window_start = 0;
     sphb->dma_window_size = 0x40000000;
-    sphb->tcet = spapr_tce_new_table(sphb->dma_liobn, sphb->dma_window_size);
+    sphb->tcet = spapr_tce_new_table(DEVICE(sphb), sphb->dma_liobn,
+                                     sphb->dma_window_size);
     if (!sphb->tcet) {
         fprintf(stderr, "Unable to create TCE table for %s\n", sphb->dtbusname);
         return -1;
diff --git a/hw/ppc/spapr_vio.c b/hw/ppc/spapr_vio.c
index 9c18741..7c6f6e4 100644
--- a/hw/ppc/spapr_vio.c
+++ b/hw/ppc/spapr_vio.c
@@ -455,7 +455,7 @@ static int spapr_vio_busdev_init(DeviceState *qdev)
 
     if (pc->rtce_window_size) {
         uint32_t liobn = SPAPR_VIO_BASE_LIOBN | dev->reg;
-        dev->tcet = spapr_tce_new_table(liobn, pc->rtce_window_size);
+        dev->tcet = spapr_tce_new_table(qdev, liobn, pc->rtce_window_size);
         address_space_init(&dev->as, spapr_tce_get_iommu(dev->tcet), qdev->id);
     }
 
diff --git a/include/hw/ppc/spapr.h b/include/hw/ppc/spapr.h
index 09c4570..de95480 100644
--- a/include/hw/ppc/spapr.h
+++ b/include/hw/ppc/spapr.h
@@ -348,7 +348,8 @@ typedef struct sPAPRTCETable sPAPRTCETable;
 void spapr_iommu_init(void);
 void spapr_events_init(sPAPREnvironment *spapr);
 void spapr_events_fdt_skel(void *fdt, uint32_t epow_irq);
-sPAPRTCETable *spapr_tce_new_table(uint32_t liobn, size_t window_size);
+sPAPRTCETable *spapr_tce_new_table(DeviceState *owner, uint32_t liobn,
+                                   size_t window_size);
 MemoryRegion *spapr_tce_get_iommu(sPAPRTCETable *tcet);
 void spapr_tce_free(sPAPRTCETable *tcet);
 void spapr_tce_reset(sPAPRTCETable *tcet);
-- 
1.8.1.4