On Mon, May 26, 2025 at 11:56:50PM -0700, Amirreza Zarrabi wrote: > 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. > > Signed-off-by: Amirreza Zarrabi <amirreza.zarrabi@xxxxxxxxxxxxxxxx> > --- > include/uapi/linux/tee.h | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) Reviewed-by: Sumit Garg <sumit.garg@xxxxxxxxxxxxxxxx> -Sumit > > diff --git a/include/uapi/linux/tee.h b/include/uapi/linux/tee.h > index 441d97add53f..71a365afb89b 100644 > --- a/include/uapi/linux/tee.h > +++ b/include/uapi/linux/tee.h > @@ -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) */ > > -- > 2.34.1 > >
