ACPICA: Add header support for TPM2 table changes

ACPICA commit b922ecaf9053dae3b8933664e951ed1ee8f86f07

Update to new version of the TCG/ACPI spec.
Does not include table compiler or disassembler support.

Link: https://github.com/acpica/acpica/commit/b922ecaf
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

diff --git a/drivers/char/tpm/tpm_crb.c b/drivers/char/tpm/tpm_crb.c
index b917b9d5f71021fcc433e6ca4e1552974750f237..5736778d21f0b74b0582100a490aabf6ef648703 100644 (file)
--- a/drivers/char/tpm/tpm_crb.c
+++ b/drivers/char/tpm/tpm_crb.c
@@ -564,12 +564,12 @@ static int crb_acpi_add(struct acpi_device *device)
            sm == ACPI_TPM2_COMMAND_BUFFER_WITH_START_METHOD)
                priv->flags |= CRB_FL_ACPI_START;
 
-       if (sm == ACPI_TPM2_COMMAND_BUFFER_WITH_SMC) {
+       if (sm == ACPI_TPM2_COMMAND_BUFFER_WITH_ARM_SMC) {
                if (buf->header.length < (sizeof(*buf) + sizeof(*crb_smc))) {
                        dev_err(dev,
                                FW_BUG "TPM2 ACPI table has wrong size %u for start method type %d\n",
                                buf->header.length,
-                               ACPI_TPM2_COMMAND_BUFFER_WITH_SMC);
+                               ACPI_TPM2_COMMAND_BUFFER_WITH_ARM_SMC);
                        return -EINVAL;
                }
                crb_smc = ACPI_ADD_PTR(struct tpm2_crb_smc, buf, sizeof(*buf));

diff --git a/include/acpi/actbl2.h b/include/acpi/actbl2.h
index 724d9fc82efccc566fb1f942e83a0935a34562ee..707dda74c272625fe0dc43e4e3d7f85a25484c33 100644 (file)
--- a/include/acpi/actbl2.h
+++ b/include/acpi/actbl2.h
@@ -1221,7 +1221,8 @@ enum acpi_spmi_interface_types {
  *        Version 2
  *
  * Conforms to "TCG ACPI Specification, Family 1.2 and 2.0",
- * December 19, 2014
+ * Version 1.2, Revision 8
+ * February 27, 2017
  *
  * NOTE: There are two versions of the table with the same signature --
  * the client version and the server version. The common platform_class
@@ -1284,7 +1285,8 @@ struct acpi_table_tcpa_server {
  *        Version 4
  *
  * Conforms to "TCG ACPI Specification, Family 1.2 and 2.0",
- * December 19, 2014
+ * Version 1.2, Revision 8
+ * February 27, 2017
  *
  ******************************************************************************/
 
@@ -1305,7 +1307,36 @@ struct acpi_table_tpm2 {
 #define ACPI_TPM2_MEMORY_MAPPED                     6
 #define ACPI_TPM2_COMMAND_BUFFER                    7
 #define ACPI_TPM2_COMMAND_BUFFER_WITH_START_METHOD  8
-#define ACPI_TPM2_COMMAND_BUFFER_WITH_SMC          11
+#define ACPI_TPM2_COMMAND_BUFFER_WITH_ARM_SMC       11 /* V1.2 Rev 8 */
+
+/* Trailer appears after any start_method subtables */
+
+struct acpi_tpm2_trailer {
+       u32 minimum_log_length; /* Minimum length for the event log area */
+       u64 log_address;        /* Address of the event log area */
+};
+
+/*
+ * Subtables (start_method-specific)
+ */
+
+/* 11: Start Method for ARM SMC (V1.2 Rev 8) */
+
+struct acpi_tpm2_arm_smc {
+       u32 global_interrupt;
+       u8 interrupt_flags;
+       u8 operation_flags;
+       u16 reserved;
+       u32 function_id;
+};
+
+/* Values for interrupt_flags above */
+
+#define ACPI_TPM2_INTERRUPT_SUPPORT     (1)
+
+/* Values for operation_flags above */
+
+#define ACPI_TPM2_IDLE_SUPPORT          (1)
 
 /*******************************************************************************
  *