vfio: set errno on unsupported OS

[dpdk.git] / lib / eal / windows / eal_memory.c

diff --git a/lib/eal/windows/eal_memory.c b/lib/eal/windows/eal_memory.c
index 4db048c..2fd37d9 100644 (file)
--- a/lib/eal/windows/eal_memory.c
+++ b/lib/eal/windows/eal_memory.c
@@ -198,6 +198,13 @@ exit:
        return ret;
 }
 
+void
+eal_mem_virt2iova_cleanup(void)
+{
+       if (virt2phys_device != INVALID_HANDLE_VALUE)
+               CloseHandle(virt2phys_device);
+}
+
 phys_addr_t
 rte_mem_virt2phy(const void *virt)
 {
@@ -218,19 +225,17 @@ rte_mem_virt2phy(const void *virt)
        return phys.QuadPart;
 }
 
-/* Windows currently only supports IOVA as PA. */
 rte_iova_t
 rte_mem_virt2iova(const void *virt)
 {
        phys_addr_t phys;
 
-       if (virt2phys_device == INVALID_HANDLE_VALUE)
-               return RTE_BAD_IOVA;
+       if (rte_eal_iova_mode() == RTE_IOVA_VA)
+               return (rte_iova_t)virt;
 
        phys = rte_mem_virt2phy(virt);
        if (phys == RTE_BAD_PHYS_ADDR)
                return RTE_BAD_IOVA;
-
        return (rte_iova_t)phys;
 }