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| author | Jens Wiklander <jens.wiklander@linaro.org> | 2016-12-23 13:13:27 +0100 |
|---|---|---|
| committer | Jens Wiklander <jens.wiklander@linaro.org> | 2017-11-29 10:37:13 +0100 |
| commit | 84debcc53533f162bf11f24e6a503d227c175cbe (patch) | |
| tree | 2acb8a7a75c0ecd23cde340faf8f763122597feb /include | |
| parent | 4fbd8d194f06c8a3fd2af1ce560ddb31f7ec8323 (diff) | |
| download | linux-stable-84debcc53533f162bf11f24e6a503d227c175cbe.tar.gz linux-stable-84debcc53533f162bf11f24e6a503d227c175cbe.tar.bz2 linux-stable-84debcc53533f162bf11f24e6a503d227c175cbe.zip | |
tee: add tee_param_is_memref() for driver use
Reviewed-by: Etienne Carriere <etienne.carriere@linaro.org>
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/tee_drv.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/tee_drv.h b/include/linux/tee_drv.h index cb889afe576b..f4a0ac05ebb4 100644 --- a/include/linux/tee_drv.h +++ b/include/linux/tee_drv.h @@ -275,4 +275,16 @@ int tee_shm_get_id(struct tee_shm *shm); */ struct tee_shm *tee_shm_get_from_id(struct tee_context *ctx, int id); +static inline bool tee_param_is_memref(struct tee_param *param) +{ + switch (param->attr & TEE_IOCTL_PARAM_ATTR_TYPE_MASK) { + case TEE_IOCTL_PARAM_ATTR_TYPE_MEMREF_INPUT: + case TEE_IOCTL_PARAM_ATTR_TYPE_MEMREF_OUTPUT: + case TEE_IOCTL_PARAM_ATTR_TYPE_MEMREF_INOUT: + return true; + default: + return false; + } +} + #endif /*__TEE_DRV_H*/ |