drivers/gpu/drm/nouveau/core/engine/vp/nv84.c

   1 /*
   2  * Copyright 2012 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 <core/os.h>
  26 #include <core/class.h>
  27 #include <core/engctx.h>
  28
  29 #include <engine/vp.h>
  30
  31 struct nv84_vp_priv {
  32         struct nouveau_vp base;
  33 };
  34
  35 struct nv84_vp_chan {
  36         struct nouveau_vp_chan base;
  37 };
  38
  39 /*******************************************************************************
  40  * VP object classes
  41  ******************************************************************************/
  42
  43 static struct nouveau_oclass
  44 nv84_vp_sclass[] = {
  45         {},
  46 };
  47
  48 /*******************************************************************************
  49  * PVP context
  50  ******************************************************************************/
  51
  52 static int
  53 nv84_vp_context_ctor(struct nouveau_object *parent,
  54                      struct nouveau_object *engine,
  55                      struct nouveau_oclass *oclass, void *data, u32 size,
  56                      struct nouveau_object **pobject)
  57 {
  58         struct nv84_vp_chan *priv;
  59         int ret;
  60
  61         ret = nouveau_vp_context_create(parent, engine, oclass, NULL,
  62                                         0, 0, 0, &priv);
  63         *pobject = nv_object(priv);
  64         if (ret)
  65                 return ret;
  66
  67         return 0;
  68 }
  69
  70 static void
  71 nv84_vp_context_dtor(struct nouveau_object *object)
  72 {
  73         struct nv84_vp_chan *priv = (void *)object;
  74         nouveau_vp_context_destroy(&priv->base);
  75 }
  76
  77 static int
  78 nv84_vp_context_init(struct nouveau_object *object)
  79 {
  80         struct nv84_vp_chan *priv = (void *)object;
  81         int ret;
  82
  83         ret = nouveau_vp_context_init(&priv->base);
  84         if (ret)
  85                 return ret;
  86
  87         return 0;
  88 }
  89
  90 static int
  91 nv84_vp_context_fini(struct nouveau_object *object, bool suspend)
  92 {
  93         struct nv84_vp_chan *priv = (void *)object;
  94         return nouveau_vp_context_fini(&priv->base, suspend);
  95 }
  96
  97 static struct nouveau_oclass
  98 nv84_vp_cclass = {
  99         .handle = NV_ENGCTX(VP, 0x84),
 100         .ofuncs = &(struct nouveau_ofuncs) {
 101                 .ctor = nv84_vp_context_ctor,
 102                 .dtor = nv84_vp_context_dtor,
 103                 .init = nv84_vp_context_init,
 104                 .fini = nv84_vp_context_fini,
 105                 .rd32 = _nouveau_vp_context_rd32,
 106                 .wr32 = _nouveau_vp_context_wr32,
 107         },
 108 };
 109
 110 /*******************************************************************************
 111  * PVP engine/subdev functions
 112  ******************************************************************************/
 113
 114 static void
 115 nv84_vp_intr(struct nouveau_subdev *subdev)
 116 {
 117 }
 118
 119 static int
 120 nv84_vp_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 121              struct nouveau_oclass *oclass, void *data, u32 size,
 122              struct nouveau_object **pobject)
 123 {
 124         struct nv84_vp_priv *priv;
 125         int ret;
 126
 127         ret = nouveau_vp_create(parent, engine, oclass, &priv);
 128         *pobject = nv_object(priv);
 129         if (ret)
 130                 return ret;
 131
 132         nv_subdev(priv)->unit = 0x01020000;
 133         nv_subdev(priv)->intr = nv84_vp_intr;
 134         nv_engine(priv)->cclass = &nv84_vp_cclass;
 135         nv_engine(priv)->sclass = nv84_vp_sclass;
 136         return 0;
 137 }
 138
 139 static void
 140 nv84_vp_dtor(struct nouveau_object *object)
 141 {
 142         struct nv84_vp_priv *priv = (void *)object;
 143         nouveau_vp_destroy(&priv->base);
 144 }
 145
 146 static int
 147 nv84_vp_init(struct nouveau_object *object)
 148 {
 149         struct nv84_vp_priv *priv = (void *)object;
 150         int ret;
 151
 152         ret = nouveau_vp_init(&priv->base);
 153         if (ret)
 154                 return ret;
 155
 156         return 0;
 157 }
 158
 159 static int
 160 nv84_vp_fini(struct nouveau_object *object, bool suspend)
 161 {
 162         struct nv84_vp_priv *priv = (void *)object;
 163         return nouveau_vp_fini(&priv->base, suspend);
 164 }
 165
 166 struct nouveau_oclass
 167 nv84_vp_oclass = {
 168         .handle = NV_ENGINE(VP, 0x84),
 169         .ofuncs = &(struct nouveau_ofuncs) {
 170                 .ctor = nv84_vp_ctor,
 171                 .dtor = nv84_vp_dtor,
 172                 .init = nv84_vp_init,
 173                 .fini = nv84_vp_fini,
 174         },
 175 };