diff options
Diffstat (limited to 'drivers/tee/optee/ffa_abi.c')
| -rw-r--r-- | drivers/tee/optee/ffa_abi.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/tee/optee/ffa_abi.c b/drivers/tee/optee/ffa_abi.c index 3e73efa51bba..f3af5666bb11 100644 --- 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> @@ -909,6 +910,10 @@ 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; + teedev = tee_device_alloc(&optee_ffa_clnt_desc, NULL, optee->pool, optee); if (IS_ERR(teedev)) { @@ -925,6 +930,8 @@ static int optee_ffa_probe(struct ffa_device *ffa_dev) } optee->supp_teedev = teedev; + optee_set_dev_group(optee); + rc = tee_device_register(optee->teedev); if (rc) goto err_unreg_supp_teedev; @@ -940,6 +947,7 @@ static int optee_ffa_probe(struct ffa_device *ffa_dev) optee_cq_init(&optee->call_queue, 0); optee_supp_init(&optee->supp); optee_shm_arg_cache_init(optee, arg_cache_flags); + mutex_init(&optee->rpmb_dev_mutex); ffa_dev_set_drvdata(ffa_dev, optee); ctx = teedev_open(optee->teedev); if (IS_ERR(ctx)) { @@ -961,6 +969,10 @@ static int optee_ffa_probe(struct ffa_device *ffa_dev) if (rc) goto err_unregister_devices; + INIT_WORK(&optee->rpmb_scan_bus_work, optee_bus_scan_rpmb); + optee->rpmb_intf.notifier_call = optee_rpmb_intf_rdev; + blocking_notifier_chain_register(&optee_rpmb_intf_added, + &optee->rpmb_intf); pr_info("initialized driver\n"); return 0; @@ -974,6 +986,8 @@ err_close_ctx: teedev_close_context(ctx); err_rhashtable_free: rhashtable_free_and_destroy(&optee->ffa.global_ids, rh_free_fn, NULL); + rpmb_dev_put(optee->rpmb_dev); + mutex_destroy(&optee->rpmb_dev_mutex); optee_supp_uninit(&optee->supp); mutex_destroy(&optee->call_queue.mutex); mutex_destroy(&optee->ffa.mutex); |