| /* |
| * Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included in |
| * all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
| * DEALINGS IN THE SOFTWARE. |
| */ |
| |
| #ifndef __NVKM_CORE_MSGQUEUE_H |
| #define __NVKM_CORE_MSGQUEUE_H |
| #include <subdev/secboot.h> |
| struct nvkm_msgqueue; |
| |
| /* Hopefully we will never have firmware arguments larger than that... */ |
| #define NVKM_MSGQUEUE_CMDLINE_SIZE 0x100 |
| |
| int nvkm_msgqueue_new(u32, struct nvkm_falcon *, const struct nvkm_secboot *, |
| struct nvkm_msgqueue **); |
| void nvkm_msgqueue_del(struct nvkm_msgqueue **); |
| void nvkm_msgqueue_recv(struct nvkm_msgqueue *); |
| int nvkm_msgqueue_reinit(struct nvkm_msgqueue *); |
| |
| /* useful if we run a NVIDIA-signed firmware */ |
| void nvkm_msgqueue_write_cmdline(struct nvkm_msgqueue *, void *); |
| |
| /* interface to ACR unit running on falcon (NVIDIA signed firmware) */ |
| int nvkm_msgqueue_acr_boot_falcons(struct nvkm_msgqueue *, unsigned long); |
| |
| #endif |