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Diffstat (limited to 'include/linux/tee_drv.h')
-rw-r--r--include/linux/tee_drv.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/tee_drv.h b/include/linux/tee_drv.h
index 56d7f1b4516d..4a49f80e7f71 100644
--- a/include/linux/tee_drv.h
+++ b/include/linux/tee_drv.h
@@ -535,6 +535,18 @@ int tee_client_invoke_func(struct tee_context *ctx,
struct tee_ioctl_invoke_arg *arg,
struct tee_param *param);
+/**
+ * tee_client_cancel_req() - Request cancellation of the previous open-session
+ * or invoke-command operations in a Trusted Application
+ * @ctx: TEE Context
+ * @arg: Cancellation arguments, see description of
+ * struct tee_ioctl_cancel_arg
+ *
+ * Returns < 0 on error else 0 if the cancellation was successfully requested.
+ */
+int tee_client_cancel_req(struct tee_context *ctx,
+ struct tee_ioctl_cancel_arg *arg);
+
static inline bool tee_param_is_memref(struct tee_param *param)
{
switch (param->attr & TEE_IOCTL_PARAM_ATTR_TYPE_MASK) {