[Qemu-devel] [PATCH] ehci: save device pointer in EHCIState

[Gerd Hoffmann <kraxel@redhat.com>]

We'll need a pointer to the actual pci/sysbus device,
stick a pointer to it into the EHCIState struct.

https://bugzilla.redhat.com/show_bug.cgi?id=1005495

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 hw/usb/hcd-ehci.c | 3 ++-
 hw/usb/hcd-ehci.h | 1 +
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/hw/usb/hcd-ehci.c b/hw/usb/hcd-ehci.c
index 137e200..162680c 100644
--- a/hw/usb/hcd-ehci.c
+++ b/hw/usb/hcd-ehci.c
@@ -1486,7 +1486,7 @@ static int ehci_process_itd(EHCIState *ehci,
                 return -1;
             }
 
-            qemu_sglist_init(&ehci->isgl, DEVICE(ehci), 2, ehci->as);
+            qemu_sglist_init(&ehci->isgl, ehci->device, 2, ehci->as);
             if (off + len > 4096) {
                 /* transfer crosses page border */
                 uint32_t len2 = off + len - 4096;
@@ -2529,6 +2529,7 @@ void usb_ehci_realize(EHCIState *s, DeviceState *dev, Error **errp)
 
     s->frame_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, ehci_frame_timer, s);
     s->async_bh = qemu_bh_new(ehci_frame_timer, s);
+    s->device = dev;
 
     qemu_register_reset(ehci_reset, s);
     qemu_add_vm_change_state_handler(usb_ehci_vm_state_change, s);
diff --git a/hw/usb/hcd-ehci.h b/hw/usb/hcd-ehci.h
index 15a28e8..065c9fa 100644
--- a/hw/usb/hcd-ehci.h
+++ b/hw/usb/hcd-ehci.h
@@ -255,6 +255,7 @@ typedef QTAILQ_HEAD(EHCIQueueHead, EHCIQueue) EHCIQueueHead;
 
 struct EHCIState {
     USBBus bus;
+    DeviceState *device;
     qemu_irq irq;
     MemoryRegion mem;
     AddressSpace *as;
-- 
1.8.3.1