diff options
| author | Jens Wiklander <jens.wiklander@linaro.org> | 2017-12-28 10:08:00 +0100 |
|---|---|---|
| committer | Jens Wiklander <jens.wiklander@linaro.org> | 2017-12-28 10:08:00 +0100 |
| commit | 95ffe4ca43877eea176d7e95aa0d38bbdc3d2903 (patch) | |
| tree | 2cd89f1386594cb4702b48d5358c214b0751d313 /drivers/tee | |
| parent | ef8e08d24ca84846ce639b835ebd2f15a943f42b (diff) | |
| download | linux-95ffe4ca43877eea176d7e95aa0d38bbdc3d2903.tar.gz | |
tee: add start argument to shm_register callback
Adds a start argument to the shm_register callback to allow the callback
to check memory type of the passed pages.
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
Diffstat (limited to 'drivers/tee')
| -rw-r--r-- | drivers/tee/optee/call.c | 6 | ||||
| -rw-r--r-- | drivers/tee/optee/optee_private.h | 6 | ||||
| -rw-r--r-- | drivers/tee/tee_shm.c | 2 |
3 files changed, 9 insertions, 5 deletions
diff --git a/drivers/tee/optee/call.c b/drivers/tee/optee/call.c index e675e82ff095..d61c14b788f2 100644 --- a/drivers/tee/optee/call.c +++ b/drivers/tee/optee/call.c @@ -536,7 +536,8 @@ void optee_free_pages_list(void *list, size_t num_entries) } int optee_shm_register(struct tee_context *ctx, struct tee_shm *shm, - struct page **pages, size_t num_pages) + struct page **pages, size_t num_pages, + unsigned long start) { struct tee_shm *shm_arg = NULL; struct optee_msg_arg *msg_arg; @@ -606,7 +607,8 @@ int optee_shm_unregister(struct tee_context *ctx, struct tee_shm *shm) } int optee_shm_register_supp(struct tee_context *ctx, struct tee_shm *shm, - struct page **pages, size_t num_pages) + struct page **pages, size_t num_pages, + unsigned long start) { /* * We don't want to register supplicant memory in OP-TEE. diff --git a/drivers/tee/optee/optee_private.h b/drivers/tee/optee/optee_private.h index de7962ebc1b6..f04930879762 100644 --- a/drivers/tee/optee/optee_private.h +++ b/drivers/tee/optee/optee_private.h @@ -173,11 +173,13 @@ void optee_enable_shm_cache(struct optee *optee); void optee_disable_shm_cache(struct optee *optee); int optee_shm_register(struct tee_context *ctx, struct tee_shm *shm, - struct page **pages, size_t num_pages); + struct page **pages, size_t num_pages, + unsigned long start); int optee_shm_unregister(struct tee_context *ctx, struct tee_shm *shm); int optee_shm_register_supp(struct tee_context *ctx, struct tee_shm *shm, - struct page **pages, size_t num_pages); + struct page **pages, size_t num_pages, + unsigned long start); int optee_shm_unregister_supp(struct tee_context *ctx, struct tee_shm *shm); int optee_from_msg_param(struct tee_param *params, size_t num_params, diff --git a/drivers/tee/tee_shm.c b/drivers/tee/tee_shm.c index 04e1b8b37046..6a17b02ada5e 100644 --- a/drivers/tee/tee_shm.c +++ b/drivers/tee/tee_shm.c @@ -299,7 +299,7 @@ struct tee_shm *tee_shm_register(struct tee_context *ctx, unsigned long addr, } rc = teedev->desc->ops->shm_register(ctx, shm, shm->pages, - shm->num_pages); + shm->num_pages, start); if (rc) { ret = ERR_PTR(rc); goto err; |