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, Maarten Lankhorst, Ilia Mirkin 23 */ 24 #include <engine/msvld.h> 25 #include <engine/falcon.h> 26 27 struct g98_msvld_priv { 28 struct nvkm_falcon base; 29 }; 30 31 /******************************************************************************* 32 * MSVLD object classes 33 ******************************************************************************/ 34 35 static struct nvkm_oclass 36 g98_msvld_sclass[] = { 37 { 0x88b1, &nvkm_object_ofuncs }, 38 { 0x85b1, &nvkm_object_ofuncs }, 39 { 0x86b1, &nvkm_object_ofuncs }, 40 {}, 41 }; 42 43 /******************************************************************************* 44 * PMSVLD context 45 ******************************************************************************/ 46 47 static struct nvkm_oclass 48 g98_msvld_cclass = { 49 .handle = NV_ENGCTX(MSVLD, 0x98), 50 .ofuncs = &(struct nvkm_ofuncs) { 51 .ctor = _nvkm_falcon_context_ctor, 52 .dtor = _nvkm_falcon_context_dtor, 53 .init = _nvkm_falcon_context_init, 54 .fini = _nvkm_falcon_context_fini, 55 .rd32 = _nvkm_falcon_context_rd32, 56 .wr32 = _nvkm_falcon_context_wr32, 57 }, 58 }; 59 60 /******************************************************************************* 61 * PMSVLD engine/subdev functions 62 ******************************************************************************/ 63 64 static int 65 g98_msvld_init(struct nvkm_object *object) 66 { 67 struct g98_msvld_priv *priv = (void *)object; 68 int ret; 69 70 ret = nvkm_falcon_init(&priv->base); 71 if (ret) 72 return ret; 73 74 nv_wr32(priv, 0x084010, 0x0000ffd2); 75 nv_wr32(priv, 0x08401c, 0x0000fff2); 76 return 0; 77 } 78 79 static int 80 g98_msvld_ctor(struct nvkm_object *parent, struct nvkm_object *engine, 81 struct nvkm_oclass *oclass, void *data, u32 size, 82 struct nvkm_object **pobject) 83 { 84 struct g98_msvld_priv *priv; 85 int ret; 86 87 ret = nvkm_falcon_create(parent, engine, oclass, 0x084000, true, 88 "PMSVLD", "msvld", &priv); 89 *pobject = nv_object(priv); 90 if (ret) 91 return ret; 92 93 nv_subdev(priv)->unit = 0x04008000; 94 nv_engine(priv)->cclass = &g98_msvld_cclass; 95 nv_engine(priv)->sclass = g98_msvld_sclass; 96 return 0; 97 } 98 99 struct nvkm_oclass 100 g98_msvld_oclass = { 101 .handle = NV_ENGINE(MSVLD, 0x98), 102 .ofuncs = &(struct nvkm_ofuncs) { 103 .ctor = g98_msvld_ctor, 104 .dtor = _nvkm_falcon_dtor, 105 .init = g98_msvld_init, 106 .fini = _nvkm_falcon_fini, 107 .rd32 = _nvkm_falcon_rd32, 108 .wr32 = _nvkm_falcon_wr32, 109 }, 110 }; 111