Commit bd513930 authored by Amirreza Zarrabi's avatar Amirreza Zarrabi Committed by Jens Wiklander
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tee: increase TEE_MAX_ARG_SIZE to 4096 



Increase TEE_MAX_ARG_SIZE to accommodate worst-case scenarios where
additional buffer space is required to pass all arguments to TEE.
This change is necessary for upcoming support for Qualcomm TEE, which
requires a larger buffer for argument marshaling.

Reviewed-by: default avatarSumit Garg <sumit.garg@oss.qualcomm.com>
Tested-by: default avatarHarshal Dev <quic_hdev@quicinc.com>
Signed-off-by: default avatarAmirreza Zarrabi <amirreza.zarrabi@oss.qualcomm.com>
Signed-off-by: default avatarJens Wiklander <jens.wiklander@linaro.org>
parent d5b8b0fa

include/uapi/linux/tee.h

+1 −1
Original line number Diff line number Diff line
@@ -42,7 +42,7 @@ 
#define TEE_IOC_MAGIC	0xa4

#define TEE_IOC_BASE	0



#define TEE_MAX_ARG_SIZE	1024

#define TEE_MAX_ARG_SIZE	4096



#define TEE_GEN_CAP_GP		(1 << 0)/* GlobalPlatform compliant TEE */

#define TEE_GEN_CAP_PRIVILEGED	(1 << 1)/* Privileged device (for supplicant) */