Minki/linux
1
0
Fork 1
mirror of https://github.com/torvalds/linux.git synced 2024-11-11 14:42:24 +00:00
Code Issues Packages Projects Releases Wiki Activity

tee: add sec_world_id to struct tee_shm

Browse Source 
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>
This commit is contained in:
Jens Wiklander 2021-03-25 15:08:44 +01:00
parent 7f565d0ead
commit 9028b2463c
1 changed files with 6 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
include/linux/tee_drv.h
View File

@ -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;
};
/**