[xen staging] golang/xenlight: add DevicePciAdd/Remove wrappers

[patchbot@xxxxxxx]

commit cb74bb259a0bef6411f30a240c4a1ab143aafc57
Author:     Nick Rosbrook <rosbrookn@xxxxxxxxx>
AuthorDate: Sun Apr 12 18:02:41 2020 -0400
Commit:     George Dunlap <george.dunlap@xxxxxxxxxx>
CommitDate: Thu Apr 23 11:30:54 2020 +0100

    golang/xenlight: add DevicePciAdd/Remove wrappers
    
    Add DevicePciAdd and DevicePciRemove as wrappers for
    libxl_device_pci_add and libxl_device_pci remove.
    
    Signed-off-by: Nick Rosbrook <rosbrookn@xxxxxxxxxxxx>
    Reviewed-by: George Dunlap <george.dunlap@xxxxxxxxxx>
---
 tools/golang/xenlight/xenlight.go | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)

diff --git a/tools/golang/xenlight/xenlight.go 
b/tools/golang/xenlight/xenlight.go
index 961939e947..bc2e9de0e5 100644
--- a/tools/golang/xenlight/xenlight.go
+++ b/tools/golang/xenlight/xenlight.go
@@ -1079,3 +1079,37 @@ func (Ctx *Context) DeviceNicRemove(domid Domid, nic 
*DeviceNic) error {
 
        return nil
 }
+
+// DevicePciAdd is used to passthrough a PCI device to a domain.
+func (Ctx *Context) DevicePciAdd(domid Domid, pci *DevicePci) error {
+       var cpci C.libxl_device_pci
+
+       if err := pci.toC(&cpci); err != nil {
+               return err
+       }
+       defer C.libxl_device_pci_dispose(&cpci)
+
+       ret := C.libxl_device_pci_add(Ctx.ctx, C.uint32_t(domid), &cpci, nil)
+       if ret != 0 {
+               return Error(ret)
+       }
+
+       return nil
+}
+
+// DevicePciRemove removes a PCI device from a domain.
+func (Ctx *Context) DevicePciRemove(domid Domid, pci *DevicePci) error {
+       var cpci C.libxl_device_pci
+
+       if err := pci.toC(&cpci); err != nil {
+               return err
+       }
+       defer C.libxl_device_pci_dispose(&cpci)
+
+       ret := C.libxl_device_pci_remove(Ctx.ctx, C.uint32_t(domid), &cpci, nil)
+       if ret != 0 {
+               return Error(ret)
+       }
+
+       return nil
+}
--
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