Remove the static qualifier from pci_patch_ids() and rename it to
pci_rom_patch_ids(), adding a declaration in include/hw/pci/pci.h so
external callers can reuse it.

Reported-by: K S Maan <kirandeepmaan45@gmail.com>
Signed-off-by: Tomita Moeko <tomitamoeko@gmail.com>
Tested-by: K S Maan <kirandeepmaan45@gmail.com>
---
 hw/pci/pci.c         | 4 ++--
 include/hw/pci/pci.h | 1 +
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/hw/pci/pci.c b/hw/pci/pci.c
index 17ce7d8394..f8a554654b 100644
--- a/hw/pci/pci.c
+++ b/hw/pci/pci.c
@@ -2488,7 +2488,7 @@ uint8_t pci_rom_calculate_checksum(uint8_t *ptr, uint32_t size)
 
 /* Patch the PCI vendor and device ids in a PCI rom image if necessary.
    This is needed for an option rom which is used for more than one device. */
-static void pci_patch_ids(PCIDevice *pdev, uint8_t *ptr, uint32_t size)
+void pci_rom_patch_ids(PCIDevice *pdev, uint8_t *ptr, uint32_t size)
 {
     uint16_t vendor_id;
     uint16_t device_id;
@@ -2648,7 +2648,7 @@ static void pci_add_option_rom(PCIDevice *pdev, Error **errp)
 
         if (pdev->rom_need_patch_id) {
             /* Only the default rom images will be patched (if needed). */
-            pci_patch_ids(pdev, ptr, size);
+            pci_rom_patch_ids(pdev, ptr, size);
         }
     }
 
diff --git a/include/hw/pci/pci.h b/include/hw/pci/pci.h
index 551ab16139..b52517d292 100644
--- a/include/hw/pci/pci.h
+++ b/include/hw/pci/pci.h
@@ -1104,5 +1104,6 @@ void pci_set_power(PCIDevice *pci_dev, bool state);
 int pci_pm_init(PCIDevice *pci_dev, uint8_t offset, Error **errp);
 
 uint8_t pci_rom_calculate_checksum(uint8_t *ptr, uint32_t size);
+void pci_rom_patch_ids(PCIDevice *pdev, uint8_t *ptr, uint32_t size);
 
 #endif
-- 
2.53.0