[Qemu-devel] [PATCH 23/51] virtio: express virtio dependencies with Kconfig

[Paolo Bonzini <pbonzini@redhat.com>]

From: Yang Zhong <yang.zhong@intel.com>

Signed-off-by: Yang Zhong <yang.zhong@intel.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20190123065618.3520-42-yang.zhong@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 default-configs/i386-softmmu.mak  |  1 -
 default-configs/s390x-softmmu.mak |  1 -
 default-configs/virtio.mak        | 11 -----------
 hw/9pfs/Kconfig                   |  2 +-
 hw/block/Kconfig                  |  7 +++++--
 hw/char/Kconfig                   |  2 ++
 hw/display/Kconfig                |  2 ++
 hw/input/Kconfig                  |  4 +++-
 hw/net/Kconfig                    |  2 ++
 hw/scsi/Kconfig                   |  4 +++-
 hw/virtio/Kconfig                 |  7 +++++++
 11 files changed, 25 insertions(+), 18 deletions(-)
 delete mode 100644 default-configs/virtio.mak

diff --git a/default-configs/i386-softmmu.mak b/default-configs/i386-softmmu.mak
index c0826f5..53e9d5e 100644
--- a/default-configs/i386-softmmu.mak
+++ b/default-configs/i386-softmmu.mak
@@ -1,7 +1,6 @@
 # Default configuration for i386-softmmu
 
 CONFIG_VMXNET3_PCI=y
-CONFIG_VIRTIO_VGA=y
 CONFIG_IPMI=y
 CONFIG_IPMI_LOCAL=y
 CONFIG_IPMI_EXTERN=y
diff --git a/default-configs/s390x-softmmu.mak b/default-configs/s390x-softmmu.mak
index 2794ffb..2be5059 100644
--- a/default-configs/s390x-softmmu.mak
+++ b/default-configs/s390x-softmmu.mak
@@ -1,6 +1,5 @@
 CONFIG_PCI=y
 CONFIG_VIRTIO_PCI=y
-include virtio.mak
 CONFIG_SCLPCONSOLE=y
 CONFIG_TERMINAL3270=y
 CONFIG_S390_FLIC=y
diff --git a/default-configs/virtio.mak b/default-configs/virtio.mak
deleted file mode 100644
index 82d0726..0000000
--- a/default-configs/virtio.mak
+++ /dev/null
@@ -1,11 +0,0 @@
-CONFIG_VIRTIO=y
-CONFIG_VIRTIO_9P=$(CONFIG_VIRTFS)
-CONFIG_VIRTIO_BALLOON=y
-CONFIG_VIRTIO_BLK=y
-CONFIG_VIRTIO_CRYPTO=y
-CONFIG_VIRTIO_GPU=y
-CONFIG_VIRTIO_INPUT=y
-CONFIG_VIRTIO_NET=y
-CONFIG_VIRTIO_RNG=y
-CONFIG_VIRTIO_SCSI=y
-CONFIG_VIRTIO_SERIAL=y
diff --git a/hw/9pfs/Kconfig b/hw/9pfs/Kconfig
index 32071c1..e658e40 100644
--- a/hw/9pfs/Kconfig
+++ b/hw/9pfs/Kconfig
@@ -3,4 +3,4 @@ config VIRTFS
 config VIRTIO_9P
     bool
     default y
-    depends on VIRTFS
+    depends on VIRTFS && VIRTIO
diff --git a/hw/block/Kconfig b/hw/block/Kconfig
index 6a23659..00f9dad 100644
--- a/hw/block/Kconfig
+++ b/hw/block/Kconfig
@@ -28,8 +28,11 @@ config NVME_PCI
 
 config VIRTIO_BLK
     bool
+    default y
+    depends on VIRTIO
 
 config VHOST_USER_BLK
     bool
-    default y
-    depends on VHOST_USER && LINUX
+    # Only PCI devices are provided for now
+    default y if VIRTIO_PCI
+    depends on VIRTIO && VHOST_USER && LINUX
diff --git a/hw/char/Kconfig b/hw/char/Kconfig
index fc18481..6360c9f 100644
--- a/hw/char/Kconfig
+++ b/hw/char/Kconfig
@@ -26,6 +26,8 @@ config SERIAL_PCI
 
 config VIRTIO_SERIAL
     bool
+    default y
+    depends on VIRTIO
 
 config STM32F2XX_USART
     bool
diff --git a/hw/display/Kconfig b/hw/display/Kconfig
index 6d58f93..0f659e9 100644
--- a/hw/display/Kconfig
+++ b/hw/display/Kconfig
@@ -95,6 +95,8 @@ config QXL
 
 config VIRTIO_GPU
     bool
+    default y
+    depends on VIRTIO
 
 config VIRTIO_VGA
     bool
diff --git a/hw/input/Kconfig b/hw/input/Kconfig
index e05b7be..e2e66f0 100644
--- a/hw/input/Kconfig
+++ b/hw/input/Kconfig
@@ -21,11 +21,13 @@ config TSC2005
 
 config VIRTIO_INPUT
     bool
+    default y
+    depends on VIRTIO
 
 config VIRTIO_INPUT_HOST
     bool
     default y
-    depends on LINUX
+    depends on VIRTIO && LINUX
 
 config TSC210X
     bool
diff --git a/hw/net/Kconfig b/hw/net/Kconfig
index 982e139..dc69e55 100644
--- a/hw/net/Kconfig
+++ b/hw/net/Kconfig
@@ -95,6 +95,8 @@ config XILINX_ETHLITE
 
 config VIRTIO_NET
    bool
+   default y
+   depends on VIRTIO
 
 config ETSEC
     bool
diff --git a/hw/scsi/Kconfig b/hw/scsi/Kconfig
index b9cf269..b3ba540 100644
--- a/hw/scsi/Kconfig
+++ b/hw/scsi/Kconfig
@@ -43,10 +43,12 @@ config SPAPR_VSCSI
 
 config VIRTIO_SCSI
     bool
+    default y
+    depends on VIRTIO
     select SCSI
 
 config VHOST_USER_SCSI
     bool
     # Only PCI devices are provided for now
     default y if VIRTIO_PCI
-    depends on VHOST_USER && LINUX
+    depends on VIRTIO && VHOST_USER && LINUX
diff --git a/hw/virtio/Kconfig b/hw/virtio/Kconfig
index 5dafbe3..74f4573 100644
--- a/hw/virtio/Kconfig
+++ b/hw/virtio/Kconfig
@@ -3,6 +3,8 @@ config VIRTIO
 
 config VIRTIO_RNG
     bool
+    default y
+    depends on VIRTIO
 
 config VIRTIO_PCI
     bool
@@ -12,9 +14,14 @@ config VIRTIO_PCI
 
 config VIRTIO_MMIO
     bool
+    select VIRTIO
 
 config VIRTIO_BALLOON
     bool
+    default y
+    depends on VIRTIO
 
 config VIRTIO_CRYPTO
     bool
+    default y
+    depends on VIRTIO
-- 
1.8.3.1