drivers/gpu/drm/nouveau/nvkm/subdev/bar/gm20b.c

   1 /*
   2  * Copyright 2017 Red Hat Inc.
   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 COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20  * OTHER DEALINGS IN THE SOFTWARE.
  21  */
  22 #include "gf100.h"
  23
  24 static const struct nvkm_bar_func
  25 gm20b_bar_func = {
  26         .dtor = gf100_bar_dtor,
  27         .oneinit = gf100_bar_oneinit,
  28         .bar1.init = gf100_bar_bar1_init,
  29         .bar1.wait = gm107_bar_bar1_wait,
  30         .bar1.vmm = gf100_bar_bar1_vmm,
  31         .flush = g84_bar_flush,
  32 };
  33
  34 int
  35 gm20b_bar_new(struct nvkm_device *device, int index, struct nvkm_bar **pbar)
  36 {
  37         int ret = gf100_bar_new_(&gm20b_bar_func, device, index, pbar);
  38         if (ret == 0)
  39                 (*pbar)->iomap_uncached = true;
  40         return ret;
  41 }