Merge tag 'pull-tpm-2024-10-18-1' of https://github.com/stefanberger/qemu-tpm into staging

Merge tpm 2024/10/18 v1

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* tag 'pull-tpm-2024-10-18-1' of https://github.com/stefanberger/qemu-tpm:
  tests: Wait for migration completion on destination QEMU to avoid failures
  tpm_emulator: Read control channel response in 2 passes
  tpm: Use new ptm_cap_n structure for PTM_GET_CAPABILITY

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 12 insertions, 1 deletions

diff --git a/backends/tpm/tpm_ioctl.h b/backends/tpm/tpm_ioctl.h
index 1933ab6855..ee2dd15d35 100644
--- a/backends/tpm/tpm_ioctl.h
+++ b/backends/tpm/tpm_ioctl.h
@@ -29,6 +29,16 @@
 
 typedef uint32_t ptm_res;
 
+/* PTM_GET_CAPABILITY: Get supported capabilities (ioctl's) */
+struct ptm_cap_n {
+    union {
+        struct {
+            ptm_res tpm_result; /* will always be TPM_SUCCESS (0) */
+            uint32_t caps;
+        } resp; /* response */
+    } u;
+};
+
 /* PTM_GET_TPMESTABLISHED: get the establishment bit */
 struct ptm_est {
     union {
@@ -242,7 +252,8 @@ struct ptm_lockstorage {
     } u;
 };
 
-typedef uint64_t ptm_cap;
+typedef uint64_t ptm_cap; /* CUSE-only; use ptm_cap_n otherwise */
+typedef struct ptm_cap_n ptm_cap_n;
 typedef struct ptm_est ptm_est;
 typedef struct ptm_reset_est ptm_reset_est;
 typedef struct ptm_loc ptm_loc;