fix(host): add audio device for spice driver

Author: wanyaoqi

pkg/hostman/guestman/desc/desc.go

@@ -266,12 +266,19 @@ type SGuestRng struct {
 type SoundCard struct {
 	*PCIDevice `json:",omitempty"`
 	Codec      *Codec
+	Audio      *AudioDev
 }
 
-type Codec struct {
+type AudioDev struct {
 	Id   string
 	Type string
-	Cad  int
+}
+
+type Codec struct {
+	Id       string
+	Type     string
+	Cad      int
+	AudioDev string
 }
 
 type SSpiceDesc struct {

pkg/hostman/guestman/pci.go

@@ -531,9 +531,14 @@ func (s *SKVMGuestInstance) initSpiceDevices(pciRoot *desc.PCIController) {
 	spice.IntelHDA = &desc.SoundCard{
 		PCIDevice: desc.NewPCIDevice(pciRoot.CType, "intel-hda", "sound0"),
 		Codec: &desc.Codec{
-			Id:   "sound0-codec0",
-			Type: "hda-duplex",
-			Cad:  0,
+			Id:       "sound0-codec0",
+			Type:     "hda-duplex",
+			Cad:      0,
+			AudioDev: "audio0",
+		},
+		Audio: &desc.AudioDev{
+			Id:   "audio0",
+			Type: "spice",
 		},
 	}
 	var ehciId = "usbspice"

pkg/hostman/guestman/qemu/generate.go

@@ -92,10 +92,14 @@ func generateSpiceOptions(port uint, spice *desc.SSpiceDesc) []string {
 	// intel-hda and codec hda-duplex
 	opts = append(opts, generatePCIDeviceOption(spice.IntelHDA.PCIDevice))
 	codec := spice.IntelHDA.Codec
-	opts = append(opts,
-		fmt.Sprintf("-device %s,id=%s,bus=%s.0,cad=%d",
-			codec.Type, codec.Id, spice.IntelHDA.Id, codec.Cad),
-	)
+	codecOpts := fmt.Sprintf("-device %s,id=%s,bus=%s.0,cad=%d", codec.Type, codec.Id, spice.IntelHDA.Id, codec.Cad)
+	if spice.IntelHDA.Audio != nil {
+		opts = append(opts,
+			fmt.Sprintf("-audiodev %s,id=%s", spice.IntelHDA.Audio.Type, spice.IntelHDA.Audio.Id),
+		)
+		codecOpts = fmt.Sprintf("%s,audiodev=%s", codecOpts, spice.IntelHDA.Audio.Id)
+	}
+	opts = append(opts, codecOpts)
 
 	// serial port
 	opts = append(opts, generatePCIDeviceOption(spice.VdagentSerial.PCIDevice))