drivers/gpu/drm/nouveau/nvkm/engine/nvdec/gm107.c

   1 /*
   2  * Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved.
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  18  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  19  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  20  * DEALINGS IN THE SOFTWARE.
  21  */
  22 #include "priv.h"
  23
  24 static const struct nvkm_falcon_func
  25 gm107_nvdec_flcn = {
  26         .debug = 0xd00,
  27         .fbif = 0x600,
  28         .load_imem = nvkm_falcon_v1_load_imem,
  29         .load_dmem = nvkm_falcon_v1_load_dmem,
  30         .read_dmem = nvkm_falcon_v1_read_dmem,
  31         .bind_context = nvkm_falcon_v1_bind_context,
  32         .wait_for_halt = nvkm_falcon_v1_wait_for_halt,
  33         .clear_interrupt = nvkm_falcon_v1_clear_interrupt,
  34         .set_start_addr = nvkm_falcon_v1_set_start_addr,
  35         .start = nvkm_falcon_v1_start,
  36         .enable = nvkm_falcon_v1_enable,
  37         .disable = nvkm_falcon_v1_disable,
  38 };
  39
  40 static const struct nvkm_nvdec_func
  41 gm107_nvdec = {
  42         .flcn = &gm107_nvdec_flcn,
  43 };
  44
  45 static int
  46 gm107_nvdec_nofw(struct nvkm_nvdec *nvdec, int ver,
  47                  const struct nvkm_nvdec_fwif *fwif)
  48 {
  49         return 0;
  50 }
  51
  52 static const struct nvkm_nvdec_fwif
  53 gm107_nvdec_fwif[] = {
  54         { -1, gm107_nvdec_nofw, &gm107_nvdec },
  55         {}
  56 };
  57
  58 int
  59 gm107_nvdec_new(struct nvkm_device *device, int index,
  60                 struct nvkm_nvdec **pnvdec)
  61 {
  62         return nvkm_nvdec_new_(gm107_nvdec_fwif, device, index, pnvdec);
  63 }