[PATCH 4/6] usb/uhci: Replace pci_set_irq with qemu_set_irq

[BALATON Zoltan]

Instead of using pci_set_irq, store the irq in the device state and
use it explicitly so variants having different interrupt handling can
use their own.

Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
---
 hw/usb/hcd-uhci.c | 4 +++-
 hw/usb/hcd-uhci.h | 2 +-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/hw/usb/hcd-uhci.c b/hw/usb/hcd-uhci.c
index 7d26e35194..d1b5657d72 100644
--- a/hw/usb/hcd-uhci.c
+++ b/hw/usb/hcd-uhci.c
@@ -31,6 +31,7 @@
 #include "hw/usb/uhci-regs.h"
 #include "migration/vmstate.h"
 #include "hw/pci/pci.h"
+#include "hw/irq.h"
 #include "hw/qdev-properties.h"
 #include "qapi/error.h"
 #include "qemu/timer.h"
@@ -299,7 +300,7 @@ static void uhci_update_irq(UHCIState *s)
         (s->status & UHCI_STS_HCPERR)) {
         level = 1;
     }
-    pci_set_irq(&s->dev, level);
+    qemu_set_irq(s->irq, level);
 }
 
 static void uhci_reset(DeviceState *dev)
@@ -1170,6 +1171,7 @@ void usb_uhci_common_realize(PCIDevice *dev, Error **errp)
     /* TODO: reset value should be 0. */
     pci_conf[USB_SBRN] = USB_RELEASE_1; /* release number */
     pci_config_set_interrupt_pin(pci_conf, u->info.irq_pin + 1);
+    s->irq = pci_allocate_irq(dev);
 
     if (s->masterbus) {
         USBPort *ports[NB_PORTS];
diff --git a/hw/usb/hcd-uhci.h b/hw/usb/hcd-uhci.h
index 316693f80b..c85ab7868e 100644
--- a/hw/usb/hcd-uhci.h
+++ b/hw/usb/hcd-uhci.h
@@ -60,7 +60,7 @@ typedef struct UHCIState {
     uint32_t frame_bandwidth;
     bool completions_only;
     UHCIPort ports[NB_PORTS];
-
+    qemu_irq irq;
     /* Interrupts that should be raised at the end of the current frame.  */
     uint32_t pending_int_mask;
 
-- 
2.21.4