drivers/gpu/drm/nouveau/nvkm/engine/fifo/gm20b.c

   1 /*
   2  * Copyright (c) 2015, 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 "gk104.h"
  23 #include "changk104.h"
  24
  25 static const struct nvkm_fifo_func
  26 gm20b_fifo = {
  27         .dtor = gk104_fifo_dtor,
  28         .oneinit = gk104_fifo_oneinit,
  29         .init = gk104_fifo_init,
  30         .fini = gk104_fifo_fini,
  31         .intr = gk104_fifo_intr,
  32         .uevent_init = gk104_fifo_uevent_init,
  33         .uevent_fini = gk104_fifo_uevent_fini,
  34         .chan = {
  35                 &gm204_fifo_gpfifo_oclass,
  36                 NULL
  37         },
  38 };
  39
  40 int
  41 gm20b_fifo_new(struct nvkm_device *device, int index, struct nvkm_fifo **pfifo)
  42 {
  43         return gk104_fifo_new_(&gm20b_fifo, device, index, 512, pfifo);
  44 }