Re: [PATCH v7 4/4] optee: probe RPMB device using RPMB subsystem

On 14:13 Mon 27 May , Jens Wiklander wrote:

--- a/drivers/tee/optee/ffa_abi.c +++ b/drivers/tee/optee/ffa_abi.c @@ -7,6 +7,7 @@ #include <linux/arm_ffa.h> #include <linux/errno.h> +#include <linux/rpmb.h> #include <linux/scatterlist.h> #include <linux/sched.h> #include <linux/slab.h> @@ -903,6 +904,10 @@ static int optee_ffa_probe(struct ffa_device *ffa_dev) optee->ffa.bottom_half_value = U32_MAX; optee->rpc_param_count = rpc_param_count;

• if (IS_REACHABLE(CONFIG_RPMB) &&

•    (sec_caps & OPTEE_FFA_SEC_CAP_RPMB_PROBE))
  

• optee->in_kernel_rpmb_routing = true;
  

The SEC_CAP_RPMB_PROBE flag seems to be missing in optee_os at the moment. If I remove this check here, the series works for me.

Cheers Manuel