diff --git a/hw/tpm/tpm_tis.h b/hw/tpm/tpm_tis.h
deleted file mode 100644
index 30e35eef64..0000000000
--- a/hw/tpm/tpm_tis.h
+++ /dev/null
@@ -1,94 +0,0 @@
-/*
- * tpm_tis.h - QEMU's TPM TIS interface emulator
- *
- * Copyright (C) 2006, 2010-2013 IBM Corporation
- *
- * Authors:
- *  Stefan Berger <stefanb@us.ibm.com>
- *  David Safford <safford@us.ibm.com>
- *
- * This work is licensed under the terms of the GNU GPL, version 2 or later.
- * See the COPYING file in the top-level directory.
- *
- * Implementation of the TIS interface according to specs found at
- * http://www.trustedcomputinggroup.org
- *
- */
-#ifndef TPM_TPM_TIS_H
-#define TPM_TPM_TIS_H
-
-#include "hw/isa/isa.h"
-#include "hw/acpi/tpm.h"
-#include "qemu-common.h"
-
-#define TPM_TIS_NUM_LOCALITIES      5     /* per spec */
-#define TPM_TIS_LOCALITY_SHIFT      12
-#define TPM_TIS_NO_LOCALITY         0xff
-
-#define TPM_TIS_IS_VALID_LOCTY(x)   ((x) < TPM_TIS_NUM_LOCALITIES)
-
-#define TPM_TIS_BUFFER_MAX          4096
-
-typedef enum {
-    TPM_TIS_STATE_IDLE = 0,
-    TPM_TIS_STATE_READY,
-    TPM_TIS_STATE_COMPLETION,
-    TPM_TIS_STATE_EXECUTION,
-    TPM_TIS_STATE_RECEPTION,
-} TPMTISState;
-
-typedef struct TPMSizedBuffer {
-    uint32_t size;
-    uint8_t  *buffer;
-} TPMSizedBuffer;
-
-/* locality data  -- all fields are persisted */
-typedef struct TPMLocality {
-    TPMTISState state;
-    uint8_t access;
-    uint32_t sts;
-    uint32_t iface_id;
-    uint32_t inte;
-    uint32_t ints;
-
-    uint16_t w_offset;
-    uint16_t r_offset;
-    TPMSizedBuffer w_buffer;
-    TPMSizedBuffer r_buffer;
-} TPMLocality;
-
-typedef struct TPMTISEmuState {
-    QEMUBH *bh;
-    uint32_t offset;
-    uint8_t buf[TPM_TIS_BUFFER_MAX];
-
-    uint8_t active_locty;
-    uint8_t aborting_locty;
-    uint8_t next_locty;
-
-    TPMLocality loc[TPM_TIS_NUM_LOCALITIES];
-
-    qemu_irq irq;
-    uint32_t irq_num;
-} TPMTISEmuState;
-
-/* overall state of the TPM interface */
-struct TPMState {
-    ISADevice busdev;
-    MemoryRegion mmio;
-
-    union {
-        TPMTISEmuState tis;
-    } s;
-
-    uint8_t     locty_number;
-    TPMBackendCmd cmd;
-
-    char *backend;
-    TPMBackend *be_driver;
-    TPMVersion be_tpm_version;
-};
-
-#define TPM(obj) OBJECT_CHECK(TPMState, (obj), TYPE_TPM_TIS)
-
-#endif /* TPM_TPM_TIS_H */
diff --git a/hw/tpm/tpm_passthrough.c b/hw/tpm/tpm_passthrough.c
index 93d72b8e9e..4274164a61 100644
--- a/hw/tpm/tpm_passthrough.c
+++ b/hw/tpm/tpm_passthrough.c
@@ -31,7 +31,6 @@
 #include "hw/hw.h"
 #include "hw/i386/pc.h"
 #include "qapi/clone-visitor.h"
-#include "tpm_tis.h"
 #include "tpm_util.h"
 
 #define DEBUG_TPM 0
diff --git a/hw/tpm/tpm_tis.c b/hw/tpm/tpm_tis.c
index ad2845622e..73cda41dc6 100644
--- a/hw/tpm/tpm_tis.c
+++ b/hw/tpm/tpm_tis.c
@@ -23,6 +23,7 @@
  */
 
 #include "qemu/osdep.h"
+#include "hw/isa/isa.h"
 #include "sysemu/tpm_backend.h"
 #include "tpm_int.h"
 #include "sysemu/block-backend.h"
@@ -30,10 +31,79 @@
 #include "hw/hw.h"
 #include "hw/i386/pc.h"
 #include "hw/pci/pci_ids.h"
-#include "tpm_tis.h"
 #include "qapi/error.h"
 #include "qemu-common.h"
 #include "qemu/main-loop.h"
+#include "hw/acpi/tpm.h"
+
+#define TPM_TIS_NUM_LOCALITIES      5     /* per spec */
+#define TPM_TIS_LOCALITY_SHIFT      12
+#define TPM_TIS_NO_LOCALITY         0xff
+
+#define TPM_TIS_IS_VALID_LOCTY(x)   ((x) < TPM_TIS_NUM_LOCALITIES)
+
+#define TPM_TIS_BUFFER_MAX          4096
+
+typedef enum {
+    TPM_TIS_STATE_IDLE = 0,
+    TPM_TIS_STATE_READY,
+    TPM_TIS_STATE_COMPLETION,
+    TPM_TIS_STATE_EXECUTION,
+    TPM_TIS_STATE_RECEPTION,
+} TPMTISState;
+
+typedef struct TPMSizedBuffer {
+    uint32_t size;
+    uint8_t  *buffer;
+} TPMSizedBuffer;
+
+/* locality data  -- all fields are persisted */
+typedef struct TPMLocality {
+    TPMTISState state;
+    uint8_t access;
+    uint32_t sts;
+    uint32_t iface_id;
+    uint32_t inte;
+    uint32_t ints;
+
+    uint16_t w_offset;
+    uint16_t r_offset;
+    TPMSizedBuffer w_buffer;
+    TPMSizedBuffer r_buffer;
+} TPMLocality;
+
+typedef struct TPMTISEmuState {
+    QEMUBH *bh;
+    uint32_t offset;
+    uint8_t buf[TPM_TIS_BUFFER_MAX];
+
+    uint8_t active_locty;
+    uint8_t aborting_locty;
+    uint8_t next_locty;
+
+    TPMLocality loc[TPM_TIS_NUM_LOCALITIES];
+
+    qemu_irq irq;
+    uint32_t irq_num;
+} TPMTISEmuState;
+
+struct TPMState {
+    ISADevice busdev;
+    MemoryRegion mmio;
+
+    union {
+        TPMTISEmuState tis;
+    } s;
+
+    uint8_t     locty_number;
+    TPMBackendCmd cmd;
+
+    char *backend;
+    TPMBackend *be_driver;
+    TPMVersion be_tpm_version;
+};
+
+#define TPM(obj) OBJECT_CHECK(TPMState, (obj), TYPE_TPM_TIS)
 
 #define DEBUG_TIS 0
 
