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/msvld.h> 25 #include <engine/falcon.h> 26 27 struct gk104_msvld_priv { 28 struct nvkm_falcon base; 29 }; 30 31 /******************************************************************************* 32 * MSVLD object classes 33 ******************************************************************************/ 34 35 static struct nvkm_oclass 36 gk104_msvld_sclass[] = { 37 { 0x95b1, &nvkm_object_ofuncs }, 38 {}, 39 }; 40 41 /******************************************************************************* 42 * PMSVLD context 43 ******************************************************************************/ 44 45 static struct nvkm_oclass 46 gk104_msvld_cclass = { 47 .handle = NV_ENGCTX(MSVLD, 0xe0), 48 .ofuncs = &(struct nvkm_ofuncs) { 49 .ctor = _nvkm_falcon_context_ctor, 50 .dtor = _nvkm_falcon_context_dtor, 51 .init = _nvkm_falcon_context_init, 52 .fini = _nvkm_falcon_context_fini, 53 .rd32 = _nvkm_falcon_context_rd32, 54 .wr32 = _nvkm_falcon_context_wr32, 55 }, 56 }; 57 58 /******************************************************************************* 59 * PMSVLD engine/subdev functions 60 ******************************************************************************/ 61 62 static int 63 gk104_msvld_init(struct nvkm_object *object) 64 { 65 struct gk104_msvld_priv *priv = (void *)object; 66 int ret; 67 68 ret = nvkm_falcon_init(&priv->base); 69 if (ret) 70 return ret; 71 72 nv_wr32(priv, 0x084010, 0x0000fff2); 73 nv_wr32(priv, 0x08401c, 0x0000fff2); 74 return 0; 75 } 76 77 static int 78 gk104_msvld_ctor(struct nvkm_object *parent, struct nvkm_object *engine, 79 struct nvkm_oclass *oclass, void *data, u32 size, 80 struct nvkm_object **pobject) 81 { 82 struct gk104_msvld_priv *priv; 83 int ret; 84 85 ret = nvkm_falcon_create(parent, engine, oclass, 0x084000, true, 86 "PMSVLD", "msvld", &priv); 87 *pobject = nv_object(priv); 88 if (ret) 89 return ret; 90 91 nv_subdev(priv)->unit = 0x00008000; 92 nv_subdev(priv)->intr = nvkm_falcon_intr; 93 nv_engine(priv)->cclass = &gk104_msvld_cclass; 94 nv_engine(priv)->sclass = gk104_msvld_sclass; 95 return 0; 96 } 97 98 struct nvkm_oclass 99 gk104_msvld_oclass = { 100 .handle = NV_ENGINE(MSVLD, 0xe0), 101 .ofuncs = &(struct nvkm_ofuncs) { 102 .ctor = gk104_msvld_ctor, 103 .dtor = _nvkm_falcon_dtor, 104 .init = gk104_msvld_init, 105 .fini = _nvkm_falcon_fini, 106 .rd32 = _nvkm_falcon_rd32, 107 .wr32 = _nvkm_falcon_wr32, 108 }, 109 }; 110