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| author | Jens Wiklander <jens.wiklander@linaro.org> | 2022-02-04 12:33:55 +0300 |
|---|---|---|
| committer | Jens Wiklander <jens.wiklander@linaro.org> | 2022-02-16 09:49:41 +0300 |
| commit | 924e32269228a4e2575e50e6fd6ed83cb57aa52a (patch) | |
| tree | d34f9fa198c09c11dad0c74fb4b9e3e264e94dc9 /drivers/tee/optee/core.c | |
| parent | 5d41f1b3e3282909b6bbceacb9aebe1d3c849a49 (diff) | |
| download | linux-924e32269228a4e2575e50e6fd6ed83cb57aa52a.tar.xz | |
optee: add optee_pool_op_free_helper()
Adds a common helper function to free a tee_shm allocated using the
helper function optee_pool_op_alloc_helper().
Reviewed-by: Sumit Garg <sumit.garg@linaro.org>
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
Diffstat (limited to 'drivers/tee/optee/core.c')
| -rw-r--r-- | drivers/tee/optee/core.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/tee/optee/core.c b/drivers/tee/optee/core.c index f4bccb5f0e93..daf947e98d14 100644 --- a/drivers/tee/optee/core.c +++ b/drivers/tee/optee/core.c @@ -69,6 +69,16 @@ err: return rc; } +void optee_pool_op_free_helper(struct tee_shm_pool *pool, struct tee_shm *shm, + int (*shm_unregister)(struct tee_context *ctx, + struct tee_shm *shm)) +{ + if (shm_unregister) + shm_unregister(shm->ctx, shm); + free_pages((unsigned long)shm->kaddr, get_order(shm->size)); + shm->kaddr = NULL; +} + static void optee_bus_scan(struct work_struct *work) { WARN_ON(optee_enumerate_devices(PTA_CMD_GET_DEVICES_SUPP)); |