kernel/drivers/gpu/drm/nouveau/nvkm/engine/ce/gf100.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 #include <engine/ce.h>
  25 #include <engine/falcon.h>
  26 #include "fuc/gf100.fuc3.h"
  27
  28 struct gf100_ce_priv {
  29         struct nvkm_falcon base;
  30 };
  31
  32 /*******************************************************************************
  33  * Copy object classes
  34  ******************************************************************************/
  35
  36 static struct nvkm_oclass
  37 gf100_ce0_sclass[] = {
  38         { 0x90b5, &nvkm_object_ofuncs },
  39         {},
  40 };
  41
  42 static struct nvkm_oclass
  43 gf100_ce1_sclass[] = {
  44         { 0x90b8, &nvkm_object_ofuncs },
  45         {},
  46 };
  47
  48 /*******************************************************************************
  49  * PCE context
  50  ******************************************************************************/
  51
  52 static struct nvkm_ofuncs
  53 gf100_ce_context_ofuncs = {
  54         .ctor = _nvkm_falcon_context_ctor,
  55         .dtor = _nvkm_falcon_context_dtor,
  56         .init = _nvkm_falcon_context_init,
  57         .fini = _nvkm_falcon_context_fini,
  58         .rd32 = _nvkm_falcon_context_rd32,
  59         .wr32 = _nvkm_falcon_context_wr32,
  60 };
  61
  62 static struct nvkm_oclass
  63 gf100_ce0_cclass = {
  64         .handle = NV_ENGCTX(CE0, 0xc0),
  65         .ofuncs = &gf100_ce_context_ofuncs,
  66 };
  67
  68 static struct nvkm_oclass
  69 gf100_ce1_cclass = {
  70         .handle = NV_ENGCTX(CE1, 0xc0),
  71         .ofuncs = &gf100_ce_context_ofuncs,
  72 };
  73
  74 /*******************************************************************************
  75  * PCE engine/subdev functions
  76  ******************************************************************************/
  77
  78 static int
  79 gf100_ce_init(struct nvkm_object *object)
  80 {
  81         struct gf100_ce_priv *priv = (void *)object;
  82         int ret;
  83
  84         ret = nvkm_falcon_init(&priv->base);
  85         if (ret)
  86                 return ret;
  87
  88         nv_wo32(priv, 0x084, nv_engidx(&priv->base.base) - NVDEV_ENGINE_CE0);
  89         return 0;
  90 }
  91
  92 static int
  93 gf100_ce0_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
  94                struct nvkm_oclass *oclass, void *data, u32 size,
  95                struct nvkm_object **pobject)
  96 {
  97         struct gf100_ce_priv *priv;
  98         int ret;
  99
 100         ret = nvkm_falcon_create(parent, engine, oclass, 0x104000, true,
 101                                  "PCE0", "ce0", &priv);
 102         *pobject = nv_object(priv);
 103         if (ret)
 104                 return ret;
 105
 106         nv_subdev(priv)->unit = 0x00000040;
 107         nv_subdev(priv)->intr = gt215_ce_intr;
 108         nv_engine(priv)->cclass = &gf100_ce0_cclass;
 109         nv_engine(priv)->sclass = gf100_ce0_sclass;
 110         nv_falcon(priv)->code.data = gf100_pce_code;
 111         nv_falcon(priv)->code.size = sizeof(gf100_pce_code);
 112         nv_falcon(priv)->data.data = gf100_pce_data;
 113         nv_falcon(priv)->data.size = sizeof(gf100_pce_data);
 114         return 0;
 115 }
 116
 117 static int
 118 gf100_ce1_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 119                struct nvkm_oclass *oclass, void *data, u32 size,
 120                struct nvkm_object **pobject)
 121 {
 122         struct gf100_ce_priv *priv;
 123         int ret;
 124
 125         ret = nvkm_falcon_create(parent, engine, oclass, 0x105000, true,
 126                                  "PCE1", "ce1", &priv);
 127         *pobject = nv_object(priv);
 128         if (ret)
 129                 return ret;
 130
 131         nv_subdev(priv)->unit = 0x00000080;
 132         nv_subdev(priv)->intr = gt215_ce_intr;
 133         nv_engine(priv)->cclass = &gf100_ce1_cclass;
 134         nv_engine(priv)->sclass = gf100_ce1_sclass;
 135         nv_falcon(priv)->code.data = gf100_pce_code;
 136         nv_falcon(priv)->code.size = sizeof(gf100_pce_code);
 137         nv_falcon(priv)->data.data = gf100_pce_data;
 138         nv_falcon(priv)->data.size = sizeof(gf100_pce_data);
 139         return 0;
 140 }
 141
 142 struct nvkm_oclass
 143 gf100_ce0_oclass = {
 144         .handle = NV_ENGINE(CE0, 0xc0),
 145         .ofuncs = &(struct nvkm_ofuncs) {
 146                 .ctor = gf100_ce0_ctor,
 147                 .dtor = _nvkm_falcon_dtor,
 148                 .init = gf100_ce_init,
 149                 .fini = _nvkm_falcon_fini,
 150                 .rd32 = _nvkm_falcon_rd32,
 151                 .wr32 = _nvkm_falcon_wr32,
 152         },
 153 };
 154
 155 struct nvkm_oclass
 156 gf100_ce1_oclass = {
 157         .handle = NV_ENGINE(CE1, 0xc0),
 158         .ofuncs = &(struct nvkm_ofuncs) {
 159                 .ctor = gf100_ce1_ctor,
 160                 .dtor = _nvkm_falcon_dtor,
 161                 .init = gf100_ce_init,
 162                 .fini = _nvkm_falcon_fini,
 163                 .rd32 = _nvkm_falcon_rd32,
 164                 .wr32 = _nvkm_falcon_wr32,
 165         },
 166 };