[Qemu-devel] [PATCH v2 4/4] pci: msix: move 'MSIX_CAP_LENGTH' to header file

[Li Qiang <liq3ea@163.com>]

'MSIX_CAP_LENGTH' is defined in two .c file. Move it
to hw/pci/msix.h file to reduce duplicated code.

CC: qemu-trivial@nongnu.org
Signed-off-by: Li Qiang <liq3ea@163.com>
---
 hw/pci/msix.c         | 2 --
 hw/vfio/pci.c         | 2 --
 include/hw/pci/msix.h | 2 ++
 3 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/hw/pci/msix.c b/hw/pci/msix.c
index 4e336416a7..d39dcf32e8 100644
--- a/hw/pci/msix.c
+++ b/hw/pci/msix.c
@@ -24,8 +24,6 @@
 #include "qapi/error.h"
 #include "trace.h"
 
-#define MSIX_CAP_LENGTH 12
-
 /* MSI enable bit and maskall bit are in byte 1 in FLAGS register */
 #define MSIX_CONTROL_OFFSET (PCI_MSIX_FLAGS + 1)
 #define MSIX_ENABLE_MASK (PCI_MSIX_FLAGS_ENABLE >> 8)
diff --git a/hw/vfio/pci.c b/hw/vfio/pci.c
index 08729e5875..8e555db12e 100644
--- a/hw/vfio/pci.c
+++ b/hw/vfio/pci.c
@@ -35,8 +35,6 @@
 #include "trace.h"
 #include "qapi/error.h"
 
-#define MSIX_CAP_LENGTH 12
-
 #define TYPE_VFIO_PCI "vfio-pci"
 #define PCI_VFIO(obj)    OBJECT_CHECK(VFIOPCIDevice, obj, TYPE_VFIO_PCI)
 
diff --git a/include/hw/pci/msix.h b/include/hw/pci/msix.h
index 1f27658d35..08acfa836e 100644
--- a/include/hw/pci/msix.h
+++ b/include/hw/pci/msix.h
@@ -4,6 +4,8 @@
 #include "qemu-common.h"
 #include "hw/pci/pci.h"
 
+#define MSIX_CAP_LENGTH 12
+
 void msix_set_message(PCIDevice *dev, int vector, MSIMessage msg);
 MSIMessage msix_get_message(PCIDevice *dev, unsigned int vector);
 int msix_init(PCIDevice *dev, unsigned short nentries,
-- 
2.17.1