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| author | Jens Wiklander <jens.wiklander@linaro.org> | 2016-12-23 13:13:34 +0100 |
|---|---|---|
| committer | Jens Wiklander <jens.wiklander@linaro.org> | 2017-11-29 10:37:13 +0100 |
| commit | f2aa97240c84b8f258710e297ba60048bd9c153e (patch) | |
| tree | fe2a175a3e8c59927a2ba414c01f060027703fc7 /include/uapi/linux/tee.h | |
| parent | 84debcc53533f162bf11f24e6a503d227c175cbe (diff) | |
| download | linux-f2aa97240c84b8f258710e297ba60048bd9c153e.tar.gz | |
tee: add TEE_IOCTL_PARAM_ATTR_META
Adds TEE_IOCTL_PARAM_ATTR_META which can be used to indicate meta
parameters when communicating with user space. These meta parameters can
be used by supplicant support multiple parallel requests at a time.
Reviewed-by: Etienne Carriere <etienne.carriere@linaro.org>
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
Diffstat (limited to 'include/uapi/linux/tee.h')
| -rw-r--r-- | include/uapi/linux/tee.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/uapi/linux/tee.h b/include/uapi/linux/tee.h index 688782e90140..267c12e7fd79 100644 --- a/include/uapi/linux/tee.h +++ b/include/uapi/linux/tee.h @@ -154,6 +154,13 @@ struct tee_ioctl_buf_data { */ #define TEE_IOCTL_PARAM_ATTR_TYPE_MASK 0xff +/* Meta parameter carrying extra information about the message. */ +#define TEE_IOCTL_PARAM_ATTR_META 0x100 + +/* Mask of all known attr bits */ +#define TEE_IOCTL_PARAM_ATTR_MASK \ + (TEE_IOCTL_PARAM_ATTR_TYPE_MASK | TEE_IOCTL_PARAM_ATTR_META) + /* * Matches TEEC_LOGIN_* in GP TEE Client API * Are only defined for GP compliant TEEs |