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| author |   Jens Wiklander <jens.wiklander@linaro.org> | 2021-03-25 15:08:44 +0100 |
|---|---|---|
| committer | Jens Wiklander <jens.wiklander@linaro.org> | 2021-10-15 11:55:41 +0200 |
| commit | 9028b2463c1ea96f51c3ba53e2479346019ff6ad (patch) | |
| tree | cc76f4824dfc159f2e88ac347eb11eb8110eb792 /include/linux/tee_drv.h | |
| parent | tee: optee: Fix missing devices unregister during optee_remove (diff) | |
| download | wireguard-linux-9028b2463c1ea96f51c3ba53e2479346019ff6ad.tar.xz wireguard-linux-9028b2463c1ea96f51c3ba53e2479346019ff6ad.zip | |
tee: add sec_world_id to struct tee_shm
Adds sec_world_id to struct tee_shm which describes a shared memory
object. sec_world_id can be used by a driver to store an id assigned by
secure world.
Reviewed-by: Sumit Garg <sumit.garg@linaro.org>
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
Diffstat (limited to 'include/linux/tee_drv.h')
| -rw-r--r-- | include/linux/tee_drv.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/include/linux/tee_drv.h b/include/linux/tee_drv.h index 3ebfea0781f1..a1f03461369b 100644 --- a/include/linux/tee_drv.h +++ b/include/linux/tee_drv.h @@ -197,7 +197,11 @@ int tee_session_calc_client_uuid(uuid_t *uuid, u32 connection_method, * @num_pages: number of locked pages * @dmabuf: dmabuf used to for exporting to user space * @flags: defined by TEE_SHM_* in tee_drv.h - * @id: unique id of a shared memory object on this device + * @id: unique id of a shared memory object on this device, shared + * with user space + * @sec_world_id: + * secure world assigned id of this shared memory object, not + * used by all drivers * * This pool is only supposed to be accessed directly from the TEE * subsystem and from drivers that implements their own shm pool manager. @@ -213,6 +217,7 @@ struct tee_shm { struct dma_buf *dmabuf; u32 flags; int id; + u64 sec_world_id; }; /** |