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/msppp.h> 25 #include <engine/falcon.h> 26 27 #include <nvif/class.h> 28 29 static int 30 g98_msppp_init(struct nvkm_object *object) 31 { 32 struct nvkm_falcon *msppp = (void *)object; 33 struct nvkm_device *device = msppp->engine.subdev.device; 34 int ret; 35 36 ret = nvkm_falcon_init(msppp); 37 if (ret) 38 return ret; 39 40 nvkm_wr32(device, 0x086010, 0x0000ffd2); 41 nvkm_wr32(device, 0x08601c, 0x0000fff2); 42 return 0; 43 } 44 45 static const struct nvkm_falcon_func 46 g98_msppp_func = { 47 .sclass = { 48 { -1, -1, G98_MSPPP }, 49 { -1, -1, GT212_MSPPP }, 50 {} 51 } 52 }; 53 54 static int 55 g98_msppp_ctor(struct nvkm_object *parent, struct nvkm_object *engine, 56 struct nvkm_oclass *oclass, void *data, u32 size, 57 struct nvkm_object **pobject) 58 { 59 struct nvkm_falcon *msppp; 60 int ret; 61 62 ret = nvkm_falcon_create(&g98_msppp_func, parent, engine, oclass, 63 0x086000, true, "PMSPPP", "msppp", &msppp); 64 *pobject = nv_object(msppp); 65 if (ret) 66 return ret; 67 68 nv_subdev(msppp)->unit = 0x00400002; 69 return 0; 70 } 71 72 struct nvkm_oclass 73 g98_msppp_oclass = { 74 .handle = NV_ENGINE(MSPPP, 0x98), 75 .ofuncs = &(struct nvkm_ofuncs) { 76 .ctor = g98_msppp_ctor, 77 .dtor = _nvkm_falcon_dtor, 78 .init = g98_msppp_init, 79 .fini = _nvkm_falcon_fini, 80 }, 81 }; 82