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authorDavid Hildenbrand <david@redhat.com>2018-10-05 11:20:22 +0200
committerEduardo Habkost <ehabkost@redhat.com>2018-10-24 06:44:59 -0300
commit55d67a04923488cb27f470b37896dde7a8dc0366 (patch)
tree7aff2f663697dd174ba4c26561e21c68636e52f9
parent6ef2c0f2c162c3cae30f235c8d27ee7b0c37a1ab (diff)
memory-device: complete factoring out plug handling
With the new memory device functions in place, we can factor out plugging of memory devices completely. Reviewed-by: David Gibson <david@gibson.dropbear.id.au> Reviewed-by: Igor Mammedov <imammedo@redhat.com> Reviewed-by: Eric Auger <eric.auger@redhat.com> Signed-off-by: David Hildenbrand <david@redhat.com> Message-Id: <20181005092024.14344-15-david@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
-rw-r--r--hw/mem/memory-device.c13
-rw-r--r--hw/mem/pc-dimm.c9
-rw-r--r--include/hw/mem/memory-device.h3
3 files changed, 12 insertions, 13 deletions
diff --git a/hw/mem/memory-device.c b/hw/mem/memory-device.c
index aa4ddd5918..6569896b7e 100644
--- a/hw/mem/memory-device.c
+++ b/hw/mem/memory-device.c
@@ -273,10 +273,17 @@ out:
error_propagate(errp, local_err);
}
-void memory_device_plug_region(MachineState *ms, MemoryRegion *mr,
- uint64_t addr)
+void memory_device_plug(MemoryDeviceState *md, MachineState *ms)
{
- /* we expect a previous call to memory_device_get_free_addr() */
+ const MemoryDeviceClass *mdc = MEMORY_DEVICE_GET_CLASS(md);
+ const uint64_t addr = mdc->get_addr(md);
+ MemoryRegion *mr;
+
+ /*
+ * We expect that a previous call to memory_device_pre_plug() succeeded, so
+ * it can't fail at this point.
+ */
+ mr = mdc->get_memory_region(md, &error_abort);
g_assert(ms->device_memory);
memory_region_add_subregion(&ms->device_memory->mr,
diff --git a/hw/mem/pc-dimm.c b/hw/mem/pc-dimm.c
index b2959bcf0e..647841bcd4 100644
--- a/hw/mem/pc-dimm.c
+++ b/hw/mem/pc-dimm.c
@@ -63,17 +63,10 @@ out:
void pc_dimm_plug(PCDIMMDevice *dimm, MachineState *machine, Error **errp)
{
PCDIMMDeviceClass *ddc = PC_DIMM_GET_CLASS(dimm);
- MemoryDeviceClass *mdc = MEMORY_DEVICE_GET_CLASS(dimm);
MemoryRegion *vmstate_mr = ddc->get_vmstate_memory_region(dimm,
&error_abort);
- MemoryRegion *mr = mdc->get_memory_region(MEMORY_DEVICE(dimm),
- &error_abort);
- uint64_t addr;
-
- addr = object_property_get_uint(OBJECT(dimm), PC_DIMM_ADDR_PROP,
- &error_abort);
- memory_device_plug_region(machine, mr, addr);
+ memory_device_plug(MEMORY_DEVICE(dimm), machine);
vmstate_register_ram(vmstate_mr, DEVICE(dimm));
}
diff --git a/include/hw/mem/memory-device.h b/include/hw/mem/memory-device.h
index d92acd2425..53d89dac89 100644
--- a/include/hw/mem/memory-device.h
+++ b/include/hw/mem/memory-device.h
@@ -101,8 +101,7 @@ MemoryDeviceInfoList *qmp_memory_device_list(void);
uint64_t get_plugged_memory_size(void);
void memory_device_pre_plug(MemoryDeviceState *md, MachineState *ms,
const uint64_t *legacy_align, Error **errp);
-void memory_device_plug_region(MachineState *ms, MemoryRegion *mr,
- uint64_t addr);
+void memory_device_plug(MemoryDeviceState *md, MachineState *ms);
void memory_device_unplug_region(MachineState *ms, MemoryRegion *mr);
uint64_t memory_device_get_region_size(const MemoryDeviceState *md,
Error **errp);