drivers/gpu/drm/nouveau/nvkm/engine/perfmon/nvf0.c

   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
  25 #include "nvc0.h"
  26
  27 /*******************************************************************************
  28  * Perfmon object classes
  29  ******************************************************************************/
  30
  31 /*******************************************************************************
  32  * PPM context
  33  ******************************************************************************/
  34
  35 /*******************************************************************************
  36  * PPM engine/subdev functions
  37  ******************************************************************************/
  38
  39 static int
  40 nvf0_perfmon_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
  41                   struct nouveau_oclass *oclass, void *data, u32 size,
  42                   struct nouveau_object **pobject)
  43 {
  44         struct nvc0_perfmon_priv *priv;
  45         int ret;
  46
  47         ret = nouveau_perfmon_create(parent, engine, oclass, &priv);
  48         *pobject = nv_object(priv);
  49         if (ret)
  50                 return ret;
  51
  52         ret = nouveau_perfdom_new(&priv->base, "pwr", 0, 0, 0, 0,
  53                                    nve0_perfmon_pwr);
  54         if (ret)
  55                 return ret;
  56
  57         nv_engine(priv)->cclass = &nouveau_perfmon_cclass;
  58         nv_engine(priv)->sclass =  nouveau_perfmon_sclass;
  59         return 0;
  60 }
  61
  62 struct nouveau_oclass
  63 nvf0_perfmon_oclass = {
  64         .handle = NV_ENGINE(PERFMON, 0xf0),
  65         .ofuncs = &(struct nouveau_ofuncs) {
  66                 .ctor = nvf0_perfmon_ctor,
  67                 .dtor = _nouveau_perfmon_dtor,
  68                 .init = _nouveau_perfmon_init,
  69                 .fini = nvc0_perfmon_fini,
  70         },
  71 };