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tpm-be: ask model to the TPM interface

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No need to store the mode in the backend, or to let the frontend set
it itself.

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>
This commit is contained in:
Marc-André Lureau 2017-11-06 19:39:04 +01:00 committed by Stefan Berger
parent 0bd6c8a9cf
commit 191adc9476
5 changed files with 6 additions and 6 deletions
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4
backends/tpm.c
View File

@ -148,9 +148,10 @@ TPMInfo *tpm_backend_query_tpm(TPMBackend *s)
{
TPMInfo *info = g_new0(TPMInfo, 1);
TPMBackendClass *k = TPM_BACKEND_GET_CLASS(s);
TPMIfClass *tic = TPM_IF_GET_CLASS(s->tpmif);
info->id = g_strdup(s->id);
info->model = s->fe_model;
info->model = tic->model;
if (k->get_tpm_options) {
info->options = k->get_tpm_options(s);
}
@ -204,7 +205,6 @@ static void tpm_backend_instance_init(Object *obj)
tpm_backend_prop_get_opened,
tpm_backend_prop_set_opened,
NULL);
s->fe_model = -1;
s->bh = qemu_bh_new(tpm_backend_request_completed_bh, s);
}

3
hw/tpm/tpm_tis.c
View File

@ -1072,8 +1072,6 @@ static void tpm_tis_realizefn(DeviceState *dev, Error **errp)
return;
}
s->be_driver->fe_model = TPM_MODEL_TPM_TIS;
if (tpm_backend_init(s->be_driver, TPM_IF(s), errp)) {
return;
}
@ -1108,6 +1106,7 @@ static void tpm_tis_class_init(ObjectClass *klass, void *data)
dc->props = tpm_tis_properties;
dc->reset = tpm_tis_reset;
dc->vmsd = &vmstate_tpm_tis;
tc->model = TPM_MODEL_TPM_TIS;
tc->request_completed = tpm_tis_request_completed;
}

1
include/sysemu/tpm.h
View File

@ -40,6 +40,7 @@ typedef struct TPMIf {
typedef struct TPMIfClass {
InterfaceClass parent_class;
enum TpmModel model;
void (*request_completed)(TPMIf *obj);
} TPMIfClass;

1
include/sysemu/tpm_backend.h
View File

@ -51,7 +51,6 @@ struct TPMBackend {
/* <public> */
char *id;
enum TpmModel fe_model;
QLIST_ENTRY(TPMBackend) list;
};

3
tpm.c
View File

@ -200,9 +200,10 @@ TPMInfoList *qmp_query_tpm(Error **errp)
TPMInfoList *info, *head = NULL, *cur_item = NULL;
QLIST_FOREACH(drv, &tpm_backends, list) {
if (!tpm_models[drv->fe_model]) {
if (!drv->tpmif) {
continue;
}
info = g_new0(TPMInfoList, 1);
info->value = tpm_backend_query_tpm(drv);