Prepare v2023.10

[platform/kernel/u-boot.git] / include / tee.h

diff --git a/include/tee.h b/include/tee.h
index 44e9cd4..ab0c583 100644 (file)
--- a/include/tee.h
+++ b/include/tee.h
@@ -32,6 +32,25 @@
                                                 TEE_PARAM_ATTR_META)
 
 /*
+ * Global Platform login identifiers for tee_open_session_arg::clnt_login
+ */
+#define TEE_LOGIN_PUBLIC                  0x00000000
+#define TEE_LOGIN_USER                    0x00000001
+#define TEE_LOGIN_GROUP                   0x00000002
+#define TEE_LOGIN_APPLICATION             0x00000004
+#define TEE_LOGIN_APPLICATION_USER        0x00000005
+#define TEE_LOGIN_APPLICATION_GROUP       0x00000006
+/*
+ * Reserve use of GP implementation specific login method range
+ * (0x80000000 - 0xBFFFFFFF). This range is rather being used
+ * for REE kernel clients or TEE implementation.
+ */
+#define TEE_LOGIN_REE_KERNEL_MIN          0x80000000
+#define TEE_LOGIN_REE_KERNEL_MAX          0xBFFFFFFF
+/* Private login method for REE kernel/privileged clients */
+#define TEE_LOGIN_REE_KERNEL              0x80000000
+
+/*
  * Some Global Platform error codes which has a meaning if the
  * TEE_GEN_CAP_GP bit is returned by the driver in
  * struct tee_version_data::gen_caps
@@ -39,12 +58,14 @@
 #define TEE_SUCCESS                    0x00000000
 #define TEE_ERROR_STORAGE_NOT_AVAILABLE        0xf0100003
 #define TEE_ERROR_GENERIC              0xffff0000
+#define TEE_ERROR_EXCESS_DATA          0xffff0004
 #define TEE_ERROR_BAD_PARAMETERS       0xffff0006
 #define TEE_ERROR_ITEM_NOT_FOUND       0xffff0008
 #define TEE_ERROR_NOT_IMPLEMENTED      0xffff0009
 #define TEE_ERROR_NOT_SUPPORTED                0xffff000a
 #define TEE_ERROR_COMMUNICATION                0xffff000e
 #define TEE_ERROR_SECURITY             0xffff000f
+#define TEE_ERROR_SHORT_BUFFER         0xffff0010
 #define TEE_ERROR_OUT_OF_MEMORY                0xffff000c
 #define TEE_ERROR_OVERFLOW              0xffff300f
 #define TEE_ERROR_TARGET_DEAD          0xffff3024
@@ -135,8 +156,8 @@ struct tee_param {
 /**
  * struct tee_open_session_arg - extra arguments for tee_open_session()
  * @uuid:      [in] UUID of the Trusted Application
- * @clnt_uuid: [in] Normally zeroes
- * @clnt_login:        [in] Normally 0
+ * @clnt_uuid: [in] UUID of client, zeroes for PUBLIC/REE_KERNEL
+ * @clnt_login:        [in] Class of client TEE_LOGIN_*
  * @session:   [out] Session id
  * @ret:       [out] return value
  * @ret_origin:        [out] origin of the return value
@@ -307,7 +328,7 @@ bool tee_shm_is_registered(struct tee_shm *shm, struct udevice *dev);
  * Returns a probed TEE device of the first TEE device matched by the
  * match() callback or NULL.
  */
-#if CONFIG_IS_ENABLED(TEE)
+#if IS_ENABLED(CONFIG_TEE)
 struct udevice *tee_find_device(struct udevice *start,
                                int (*match)(struct tee_version_data *vers,
                                             const void *data),