diff options
Diffstat (limited to 'drivers/tee/optee/ffa_abi.c')
-rw-r--r-- | drivers/tee/optee/ffa_abi.c | 63 |
1 files changed, 17 insertions, 46 deletions
diff --git a/drivers/tee/optee/ffa_abi.c b/drivers/tee/optee/ffa_abi.c index f744ab15bf2c..a5eb4ef46971 100644 --- a/drivers/tee/optee/ffa_abi.c +++ b/drivers/tee/optee/ffa_abi.c @@ -369,30 +369,28 @@ static int optee_ffa_shm_unregister_supp(struct tee_context *ctx, * The main function is optee_ffa_shm_pool_alloc_pages(). */ -static int pool_ffa_op_alloc(struct tee_shm_pool_mgr *poolm, - struct tee_shm *shm, size_t size) +static int pool_ffa_op_alloc(struct tee_shm_pool *pool, + struct tee_shm *shm, size_t size, size_t align) { - return optee_pool_op_alloc_helper(poolm, shm, size, + return optee_pool_op_alloc_helper(pool, shm, size, align, optee_ffa_shm_register); } -static void pool_ffa_op_free(struct tee_shm_pool_mgr *poolm, +static void pool_ffa_op_free(struct tee_shm_pool *pool, struct tee_shm *shm) { - optee_ffa_shm_unregister(shm->ctx, shm); - free_pages((unsigned long)shm->kaddr, get_order(shm->size)); - shm->kaddr = NULL; + optee_pool_op_free_helper(pool, shm, optee_ffa_shm_unregister); } -static void pool_ffa_op_destroy_poolmgr(struct tee_shm_pool_mgr *poolm) +static void pool_ffa_op_destroy_pool(struct tee_shm_pool *pool) { - kfree(poolm); + kfree(pool); } -static const struct tee_shm_pool_mgr_ops pool_ffa_ops = { +static const struct tee_shm_pool_ops pool_ffa_ops = { .alloc = pool_ffa_op_alloc, .free = pool_ffa_op_free, - .destroy_poolmgr = pool_ffa_op_destroy_poolmgr, + .destroy_pool = pool_ffa_op_destroy_pool, }; /** @@ -401,16 +399,16 @@ static const struct tee_shm_pool_mgr_ops pool_ffa_ops = { * This pool is used with OP-TEE over FF-A. In this case command buffers * and such are allocated from kernel's own memory. */ -static struct tee_shm_pool_mgr *optee_ffa_shm_pool_alloc_pages(void) +static struct tee_shm_pool *optee_ffa_shm_pool_alloc_pages(void) { - struct tee_shm_pool_mgr *mgr = kzalloc(sizeof(*mgr), GFP_KERNEL); + struct tee_shm_pool *pool = kzalloc(sizeof(*pool), GFP_KERNEL); - if (!mgr) + if (!pool) return ERR_PTR(-ENOMEM); - mgr->ops = &pool_ffa_ops; + pool->ops = &pool_ffa_ops; - return mgr; + return pool; } /* @@ -440,8 +438,8 @@ static void handle_ffa_rpc_func_cmd_shm_alloc(struct tee_context *ctx, shm = optee_rpc_cmd_alloc_suppl(ctx, arg->params[0].u.value.b); break; case OPTEE_RPC_SHM_TYPE_KERNEL: - shm = tee_shm_alloc(optee->ctx, arg->params[0].u.value.b, - TEE_SHM_MAPPED | TEE_SHM_PRIV); + shm = tee_shm_alloc_priv_buf(optee->ctx, + arg->params[0].u.value.b); break; default: arg->ret = TEEC_ERROR_BAD_PARAMETERS; @@ -700,33 +698,6 @@ static bool optee_ffa_exchange_caps(struct ffa_device *ffa_dev, return true; } -static struct tee_shm_pool *optee_ffa_config_dyn_shm(void) -{ - struct tee_shm_pool_mgr *priv_mgr; - struct tee_shm_pool_mgr *dmabuf_mgr; - void *rc; - - rc = optee_ffa_shm_pool_alloc_pages(); - if (IS_ERR(rc)) - return rc; - priv_mgr = rc; - - rc = optee_ffa_shm_pool_alloc_pages(); - if (IS_ERR(rc)) { - tee_shm_pool_mgr_destroy(priv_mgr); - return rc; - } - dmabuf_mgr = rc; - - rc = tee_shm_pool_alloc(priv_mgr, dmabuf_mgr); - if (IS_ERR(rc)) { - tee_shm_pool_mgr_destroy(priv_mgr); - tee_shm_pool_mgr_destroy(dmabuf_mgr); - } - - return rc; -} - static void optee_ffa_get_version(struct tee_device *teedev, struct tee_ioctl_version_data *vers) { @@ -824,7 +795,7 @@ static int optee_ffa_probe(struct ffa_device *ffa_dev) if (!optee) return -ENOMEM; - pool = optee_ffa_config_dyn_shm(); + pool = optee_ffa_shm_pool_alloc_pages(); if (IS_ERR(pool)) { rc = PTR_ERR(pool); goto err_free_optee; |