From 01e4e3aa5f2e2e44b72e81e76a74821edf2debd3 Mon Sep 17 00:00:00 2001
From: fangyi <eric.fangyi@huawei.com>
Date: Wed, 22 Nov 2023 10:05:16 +0800
Subject: [PATCH] Revert "virtio: introduce macro IRTIO_CONFIG_IRQ_IDX"

This reverts commit bf1d85c166c19af95dbd27b1faba1d2909732323.

Fixes: bf1d85c166 ("virtio: introduce macro IRTIO_CONFIG_IRQ_IDX")
Cc: "Cindy Lu" <lulu@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: fangyi <eric.fangyi@huawei.com>
---
 hw/display/vhost-user-gpu.c    |  6 ------
 hw/net/virtio-net.c            | 10 ++--------
 hw/virtio/vhost-user-fs.c      |  6 ------
 hw/virtio/vhost-vsock-common.c |  6 ------
 hw/virtio/virtio-crypto.c      |  6 ------
 include/hw/virtio/virtio.h     |  3 ---
 6 files changed, 2 insertions(+), 35 deletions(-)

diff --git a/hw/display/vhost-user-gpu.c b/hw/display/vhost-user-gpu.c
index 73ad3d84c9..49df56cd14 100644
--- a/hw/display/vhost-user-gpu.c
+++ b/hw/display/vhost-user-gpu.c
@@ -485,9 +485,6 @@ vhost_user_gpu_guest_notifier_pending(VirtIODevice *vdev, int idx)
 {
     VhostUserGPU *g = VHOST_USER_GPU(vdev);
 
-    if (idx == VIRTIO_CONFIG_IRQ_IDX) {
-        return false;
-    }
     return vhost_virtqueue_pending(&g->vhost->dev, idx);
 }
 
@@ -496,9 +493,6 @@ vhost_user_gpu_guest_notifier_mask(VirtIODevice *vdev, int idx, bool mask)
 {
     VhostUserGPU *g = VHOST_USER_GPU(vdev);
 
-    if (idx == VIRTIO_CONFIG_IRQ_IDX) {
-        return;
-    }
     vhost_virtqueue_mask(&g->vhost->dev, vdev, idx, mask);
 }
 
diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c
index 7537f44d10..3bd786cc22 100644
--- a/hw/net/virtio-net.c
+++ b/hw/net/virtio-net.c
@@ -3195,9 +3195,6 @@ static bool virtio_net_guest_notifier_pending(VirtIODevice *vdev, int idx)
     VirtIONet *n = VIRTIO_NET(vdev);
     NetClientState *nc = qemu_get_subqueue(n->nic, vq2q(idx));
     assert(n->vhost_started);
-    if (idx == VIRTIO_CONFIG_IRQ_IDX) {
-        return false;
-    }
     return vhost_net_virtqueue_pending(get_vhost_net(nc->peer), idx);
 }
 
@@ -3207,11 +3204,8 @@ static void virtio_net_guest_notifier_mask(VirtIODevice *vdev, int idx,
     VirtIONet *n = VIRTIO_NET(vdev);
     NetClientState *nc = qemu_get_subqueue(n->nic, vq2q(idx));
     assert(n->vhost_started);
-    if (idx == VIRTIO_CONFIG_IRQ_IDX) {
-        return;
-    }
-
-    vhost_net_virtqueue_mask(get_vhost_net(nc->peer), vdev, idx, mask);
+    vhost_net_virtqueue_mask(get_vhost_net(nc->peer),
+                             vdev, idx, mask);
 }
 
 static void virtio_net_set_config_size(VirtIONet *n, uint64_t host_features)
diff --git a/hw/virtio/vhost-user-fs.c b/hw/virtio/vhost-user-fs.c
index 90c2bc9c5d..fc7dcc96ef 100644
--- a/hw/virtio/vhost-user-fs.c
+++ b/hw/virtio/vhost-user-fs.c
@@ -161,9 +161,6 @@ static void vuf_guest_notifier_mask(VirtIODevice *vdev, int idx,
 {
     VHostUserFS *fs = VHOST_USER_FS(vdev);
 
-    if (idx == VIRTIO_CONFIG_IRQ_IDX) {
-        return;
-    }
     vhost_virtqueue_mask(&fs->vhost_dev, vdev, idx, mask);
 }
 
@@ -171,9 +168,6 @@ static bool vuf_guest_notifier_pending(VirtIODevice *vdev, int idx)
 {
     VHostUserFS *fs = VHOST_USER_FS(vdev);
 
-    if (idx == VIRTIO_CONFIG_IRQ_IDX) {
-        return false;
-    }
     return vhost_virtqueue_pending(&fs->vhost_dev, idx);
 }
 
diff --git a/hw/virtio/vhost-vsock-common.c b/hw/virtio/vhost-vsock-common.c
index b1f0d46209..ed706681ac 100644
--- a/hw/virtio/vhost-vsock-common.c
+++ b/hw/virtio/vhost-vsock-common.c
@@ -125,9 +125,6 @@ static void vhost_vsock_common_guest_notifier_mask(VirtIODevice *vdev, int idx,
 {
     VHostVSockCommon *vvc = VHOST_VSOCK_COMMON(vdev);
 
-    if (idx == VIRTIO_CONFIG_IRQ_IDX) {
-        return;
-    }
     vhost_virtqueue_mask(&vvc->vhost_dev, vdev, idx, mask);
 }
 
@@ -136,9 +133,6 @@ static bool vhost_vsock_common_guest_notifier_pending(VirtIODevice *vdev,
 {
     VHostVSockCommon *vvc = VHOST_VSOCK_COMMON(vdev);
 
-    if (idx == VIRTIO_CONFIG_IRQ_IDX) {
-        return false;
-    }
     return vhost_virtqueue_pending(&vvc->vhost_dev, idx);
 }
 
diff --git a/hw/virtio/virtio-crypto.c b/hw/virtio/virtio-crypto.c
index 52ba34ef1e..274c7b4dea 100644
--- a/hw/virtio/virtio-crypto.c
+++ b/hw/virtio/virtio-crypto.c
@@ -953,9 +953,6 @@ static void virtio_crypto_guest_notifier_mask(VirtIODevice *vdev, int idx,
 
     assert(vcrypto->vhost_started);
 
-    if (idx == VIRTIO_CONFIG_IRQ_IDX) {
-        return;
-    }
     cryptodev_vhost_virtqueue_mask(vdev, queue, idx, mask);
 }
 
@@ -966,9 +963,6 @@ static bool virtio_crypto_guest_notifier_pending(VirtIODevice *vdev, int idx)
 
     assert(vcrypto->vhost_started);
 
-    if (idx == VIRTIO_CONFIG_IRQ_IDX) {
-        return false;
-    }
     return cryptodev_vhost_virtqueue_pending(vdev, queue, idx);
 }
 
diff --git a/include/hw/virtio/virtio.h b/include/hw/virtio/virtio.h
index c113a5b864..7472145821 100644
--- a/include/hw/virtio/virtio.h
+++ b/include/hw/virtio/virtio.h
@@ -68,9 +68,6 @@ typedef struct VirtQueueElement
 
 #define VIRTIO_NO_VECTOR 0xffff
 
-/* special index value used internally for config irqs */
-#define VIRTIO_CONFIG_IRQ_IDX -1
-
 #define TYPE_VIRTIO_DEVICE "virtio-device"
 OBJECT_DECLARE_TYPE(VirtIODevice, VirtioDeviceClass, VIRTIO_DEVICE)
 
-- 
2.27.0