linux/drivers/gpu/drm/nouveau/nvkm/engine/pm/gk110.c
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   1/*
   2 * Copyright 2013 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 * Authors: Ben Skeggs
  23 */
  24#include "gf100.h"
  25
  26static int
  27gk110_pm_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
  28              struct nvkm_oclass *oclass, void *data, u32 size,
  29              struct nvkm_object **pobject)
  30{
  31        struct gf100_pm_priv *priv;
  32        int ret;
  33
  34        ret = nvkm_pm_create(parent, engine, oclass, &priv);
  35        *pobject = nv_object(priv);
  36        if (ret)
  37                return ret;
  38
  39        ret = nvkm_perfdom_new(&priv->base, "pwr", 0, 0, 0, 0, gk104_pm_pwr);
  40        if (ret)
  41                return ret;
  42
  43        nv_engine(priv)->cclass = &nvkm_pm_cclass;
  44        nv_engine(priv)->sclass =  nvkm_pm_sclass;
  45        return 0;
  46}
  47
  48struct nvkm_oclass
  49gk110_pm_oclass = {
  50        .handle = NV_ENGINE(PM, 0xf0),
  51        .ofuncs = &(struct nvkm_ofuncs) {
  52                .ctor = gk110_pm_ctor,
  53                .dtor = _nvkm_pm_dtor,
  54                .init = _nvkm_pm_init,
  55                .fini = gf100_pm_fini,
  56        },
  57};
  58