tpm: add TPMBackendCmd to hold the request state

This simplifies a bit locality handling, and argument passing, and
could pave the way to queuing requests (if that makes sense).

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Stefan Berger <stefanb@linux.vnet.ibm.com>
Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/hw/tpm/tpm_int.h b/hw/tpm/tpm_int.h
index f2f285b3cc..6d7b3dc850 100644
--- a/hw/tpm/tpm_int.h
+++ b/hw/tpm/tpm_int.h
@@ -26,6 +26,7 @@ struct TPMState {
 
     uint8_t     locty_number;
     TPMLocality *locty_data;
+    TPMBackendCmd cmd;
 
     char *backend;
     TPMBackend *be_driver;