vfio: fix build with Linux < 4.0

[dpdk.git] / lib / librte_eal / linuxapp / eal / eal_interrupts.c

diff --git a/lib/librte_eal/linuxapp/eal/eal_interrupts.c b/lib/librte_eal/linuxapp/eal/eal_interrupts.c
index 7f611b3..767b508 100644 (file)
--- a/lib/librte_eal/linuxapp/eal/eal_interrupts.c
+++ b/lib/librte_eal/linuxapp/eal/eal_interrupts.c
@@ -309,6 +309,7 @@ vfio_disable_msix(const struct rte_intr_handle *intr_handle) {
        return ret;
 }
 
+#ifdef HAVE_VFIO_DEV_REQ_INTERFACE
 /* enable req notifier */
 static int
 vfio_enable_req(const struct rte_intr_handle *intr_handle)
@@ -367,6 +368,7 @@ vfio_disable_req(const struct rte_intr_handle *intr_handle)
        return ret;
 }
 #endif
+#endif
 
 static int
 uio_intx_intr_disable(const struct rte_intr_handle *intr_handle)
@@ -614,10 +616,12 @@ rte_intr_enable(const struct rte_intr_handle *intr_handle)
                if (vfio_enable_intx(intr_handle))
                        return -1;
                break;
+#ifdef HAVE_VFIO_DEV_REQ_INTERFACE
        case RTE_INTR_HANDLE_VFIO_REQ:
                if (vfio_enable_req(intr_handle))
                        return -1;
                break;
+#endif
 #endif
        /* not used at this moment */
        case RTE_INTR_HANDLE_DEV_EVENT:
@@ -668,11 +672,12 @@ rte_intr_disable(const struct rte_intr_handle *intr_handle)
                if (vfio_disable_intx(intr_handle))
                        return -1;
                break;
+#ifdef HAVE_VFIO_DEV_REQ_INTERFACE
        case RTE_INTR_HANDLE_VFIO_REQ:
                if (vfio_disable_req(intr_handle))
                        return -1;
                break;
-
+#endif
 #endif
        /* not used at this moment */
        case RTE_INTR_HANDLE_DEV_EVENT:
@@ -739,6 +744,12 @@ eal_intr_process_interrupts(struct epoll_event *events, int nfds)
                case RTE_INTR_HANDLE_VFIO_LEGACY:
                        bytes_read = sizeof(buf.vfio_intr_count);
                        break;
+#ifdef HAVE_VFIO_DEV_REQ_INTERFACE
+               case RTE_INTR_HANDLE_VFIO_REQ:
+                       bytes_read = 0;
+                       call = true;
+                       break;
+#endif
 #endif
                case RTE_INTR_HANDLE_VDEV:
                case RTE_INTR_HANDLE_EXT:
@@ -749,10 +760,6 @@ eal_intr_process_interrupts(struct epoll_event *events, int nfds)
                        bytes_read = 0;
                        call = true;
                        break;
-               case RTE_INTR_HANDLE_VFIO_REQ:
-                       bytes_read = 0;
-                       call = true;
-                       break;
                default:
                        bytes_read = 1;
                        break;