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/mpeg.h> 25 26 struct g84_mpeg_chan { 27 struct nvkm_mpeg_chan base; 28 }; 29 30 /******************************************************************************* 31 * MPEG object classes 32 ******************************************************************************/ 33 34 static struct nvkm_oclass 35 g84_mpeg_sclass[] = { 36 { 0x8274, &nv50_mpeg_ofuncs }, 37 {} 38 }; 39 40 /******************************************************************************* 41 * PMPEG context 42 ******************************************************************************/ 43 44 static struct nvkm_oclass 45 g84_mpeg_cclass = { 46 .handle = NV_ENGCTX(MPEG, 0x84), 47 .ofuncs = &(struct nvkm_ofuncs) { 48 .ctor = nv50_mpeg_context_ctor, 49 .dtor = _nvkm_mpeg_context_dtor, 50 .init = _nvkm_mpeg_context_init, 51 .fini = _nvkm_mpeg_context_fini, 52 .rd32 = _nvkm_mpeg_context_rd32, 53 .wr32 = _nvkm_mpeg_context_wr32, 54 }, 55 }; 56 57 /******************************************************************************* 58 * PMPEG engine/subdev functions 59 ******************************************************************************/ 60 61 static int 62 g84_mpeg_ctor(struct nvkm_object *parent, struct nvkm_object *engine, 63 struct nvkm_oclass *oclass, void *data, u32 size, 64 struct nvkm_object **pobject) 65 { 66 struct nvkm_mpeg *mpeg; 67 int ret; 68 69 ret = nvkm_mpeg_create(parent, engine, oclass, &mpeg); 70 *pobject = nv_object(mpeg); 71 if (ret) 72 return ret; 73 74 nv_subdev(mpeg)->unit = 0x00000002; 75 nv_subdev(mpeg)->intr = nv50_mpeg_intr; 76 nv_engine(mpeg)->cclass = &g84_mpeg_cclass; 77 nv_engine(mpeg)->sclass = g84_mpeg_sclass; 78 return 0; 79 } 80 81 struct nvkm_oclass 82 g84_mpeg_oclass = { 83 .handle = NV_ENGINE(MPEG, 0x84), 84 .ofuncs = &(struct nvkm_ofuncs) { 85 .ctor = g84_mpeg_ctor, 86 .dtor = _nvkm_mpeg_dtor, 87 .init = nv50_mpeg_init, 88 .fini = _nvkm_mpeg_fini, 89 }, 90 }; 91