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-rw-r--r--hw/virtio/trace-events3
-rw-r--r--hw/virtio/virtio-iommu-pci.c12
-rw-r--r--hw/virtio/virtio-iommu.c42
3 files changed, 21 insertions, 36 deletions
diff --git a/hw/virtio/trace-events b/hw/virtio/trace-events
index 650e521e35..f7ad6be5fb 100644
--- a/hw/virtio/trace-events
+++ b/hw/virtio/trace-events
@@ -91,8 +91,7 @@ virtio_mmio_setting_irq(int level) "virtio_mmio setting IRQ %d"
 virtio_iommu_device_reset(void) "reset!"
 virtio_iommu_get_features(uint64_t features) "device supports features=0x%"PRIx64
 virtio_iommu_device_status(uint8_t status) "driver status = %d"
-virtio_iommu_get_config(uint64_t page_size_mask, uint64_t start, uint64_t end, uint32_t domain_range, uint32_t probe_size) "page_size_mask=0x%"PRIx64" start=0x%"PRIx64" end=0x%"PRIx64" domain_range=%d probe_size=0x%x"
-virtio_iommu_set_config(uint64_t page_size_mask, uint64_t start, uint64_t end, uint32_t domain_range, uint32_t probe_size) "page_size_mask=0x%"PRIx64" start=0x%"PRIx64" end=0x%"PRIx64" domain_bits=%d probe_size=0x%x"
+virtio_iommu_get_config(uint64_t page_size_mask, uint64_t start, uint64_t end, uint32_t domain_start, uint32_t domain_end, uint32_t probe_size) "page_size_mask=0x%"PRIx64" input range start=0x%"PRIx64" input range end=0x%"PRIx64" domain range start=%d domain range end=%d probe_size=0x%x"
 virtio_iommu_attach(uint32_t domain_id, uint32_t ep_id) "domain=%d endpoint=%d"
 virtio_iommu_detach(uint32_t domain_id, uint32_t ep_id) "domain=%d endpoint=%d"
 virtio_iommu_map(uint32_t domain_id, uint64_t virt_start, uint64_t virt_end, uint64_t phys_start, uint32_t flags) "domain=%d virt_start=0x%"PRIx64" virt_end=0x%"PRIx64 " phys_start=0x%"PRIx64" flags=%d"
diff --git a/hw/virtio/virtio-iommu-pci.c b/hw/virtio/virtio-iommu-pci.c
index a160ae6b41..6a1df7fe50 100644
--- a/hw/virtio/virtio-iommu-pci.c
+++ b/hw/virtio/virtio-iommu-pci.c
@@ -48,16 +48,8 @@ static void virtio_iommu_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp)
     VirtIOIOMMU *s = VIRTIO_IOMMU(vdev);
 
     if (!qdev_get_machine_hotplug_handler(DEVICE(vpci_dev))) {
-        MachineClass *mc = MACHINE_GET_CLASS(qdev_get_machine());
-
-        error_setg(errp,
-                   "%s machine fails to create iommu-map device tree bindings",
-                   mc->name);
-        error_append_hint(errp,
-                          "Check your machine implements a hotplug handler "
-                          "for the virtio-iommu-pci device\n");
-        error_append_hint(errp, "Check the guest is booted without FW or with "
-                          "-no-acpi\n");
+        error_setg(errp, "Check your machine implements a hotplug handler "
+                         "for the virtio-iommu-pci device");
         return;
     }
     for (int i = 0; i < s->nb_reserved_regions; i++) {
diff --git a/hw/virtio/virtio-iommu.c b/hw/virtio/virtio-iommu.c
index 1b23e8e18c..aa9c16a17b 100644
--- a/hw/virtio/virtio-iommu.c
+++ b/hw/virtio/virtio-iommu.c
@@ -822,27 +822,22 @@ unlock:
 static void virtio_iommu_get_config(VirtIODevice *vdev, uint8_t *config_data)
 {
     VirtIOIOMMU *dev = VIRTIO_IOMMU(vdev);
-    struct virtio_iommu_config *config = &dev->config;
-
-    trace_virtio_iommu_get_config(config->page_size_mask,
-                                  config->input_range.start,
-                                  config->input_range.end,
-                                  config->domain_range.end,
-                                  config->probe_size);
-    memcpy(config_data, &dev->config, sizeof(struct virtio_iommu_config));
-}
-
-static void virtio_iommu_set_config(VirtIODevice *vdev,
-                                      const uint8_t *config_data)
-{
-    struct virtio_iommu_config config;
-
-    memcpy(&config, config_data, sizeof(struct virtio_iommu_config));
-    trace_virtio_iommu_set_config(config.page_size_mask,
-                                  config.input_range.start,
-                                  config.input_range.end,
-                                  config.domain_range.end,
-                                  config.probe_size);
+    struct virtio_iommu_config *dev_config = &dev->config;
+    struct virtio_iommu_config *out_config = (void *)config_data;
+
+    out_config->page_size_mask = cpu_to_le64(dev_config->page_size_mask);
+    out_config->input_range.start = cpu_to_le64(dev_config->input_range.start);
+    out_config->input_range.end = cpu_to_le64(dev_config->input_range.end);
+    out_config->domain_range.start = cpu_to_le32(dev_config->domain_range.start);
+    out_config->domain_range.end = cpu_to_le32(dev_config->domain_range.end);
+    out_config->probe_size = cpu_to_le32(dev_config->probe_size);
+
+    trace_virtio_iommu_get_config(dev_config->page_size_mask,
+                                  dev_config->input_range.start,
+                                  dev_config->input_range.end,
+                                  dev_config->domain_range.start,
+                                  dev_config->domain_range.end,
+                                  dev_config->probe_size);
 }
 
 static uint64_t virtio_iommu_get_features(VirtIODevice *vdev, uint64_t f,
@@ -983,8 +978,8 @@ static void virtio_iommu_device_realize(DeviceState *dev, Error **errp)
     s->event_vq = virtio_add_queue(vdev, VIOMMU_DEFAULT_QUEUE_SIZE, NULL);
 
     s->config.page_size_mask = TARGET_PAGE_MASK;
-    s->config.input_range.end = -1UL;
-    s->config.domain_range.end = 32;
+    s->config.input_range.end = UINT64_MAX;
+    s->config.domain_range.end = UINT32_MAX;
     s->config.probe_size = VIOMMU_PROBE_SIZE;
 
     virtio_add_feature(&s->features, VIRTIO_RING_F_EVENT_IDX);
@@ -1185,7 +1180,6 @@ static void virtio_iommu_class_init(ObjectClass *klass, void *data)
     vdc->unrealize = virtio_iommu_device_unrealize;
     vdc->reset = virtio_iommu_device_reset;
     vdc->get_config = virtio_iommu_get_config;
-    vdc->set_config = virtio_iommu_set_config;
     vdc->get_features = virtio_iommu_get_features;
     vdc->set_status = virtio_iommu_set_status;
     vdc->vmsd = &vmstate_virtio_iommu_device;