| 1 | /* $NetBSD: nouveau_engine_ppp_nvc0.c,v 1.1.1.1 2014/08/06 12:36:27 riastradh Exp $ */ |
| 2 | |
| 3 | /* |
| 4 | * Copyright 2012 Maarten Lankhorst |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a |
| 7 | * copy of this software and associated documentation files (the "Software"), |
| 8 | * to deal in the Software without restriction, including without limitation |
| 9 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| 10 | * and/or sell copies of the Software, and to permit persons to whom the |
| 11 | * Software is furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in |
| 14 | * all copies or substantial portions of the Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 19 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
| 20 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
| 21 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
| 22 | * OTHER DEALINGS IN THE SOFTWARE. |
| 23 | * |
| 24 | * Authors: Maarten Lankhorst |
| 25 | */ |
| 26 | |
| 27 | #include <sys/cdefs.h> |
| 28 | __KERNEL_RCSID(0, "$NetBSD: nouveau_engine_ppp_nvc0.c,v 1.1.1.1 2014/08/06 12:36:27 riastradh Exp $" ); |
| 29 | |
| 30 | #include <engine/falcon.h> |
| 31 | #include <engine/ppp.h> |
| 32 | |
| 33 | struct nvc0_ppp_priv { |
| 34 | struct nouveau_falcon base; |
| 35 | }; |
| 36 | |
| 37 | /******************************************************************************* |
| 38 | * PPP object classes |
| 39 | ******************************************************************************/ |
| 40 | |
| 41 | static struct nouveau_oclass |
| 42 | nvc0_ppp_sclass[] = { |
| 43 | { 0x90b3, &nouveau_object_ofuncs }, |
| 44 | {}, |
| 45 | }; |
| 46 | |
| 47 | /******************************************************************************* |
| 48 | * PPPP context |
| 49 | ******************************************************************************/ |
| 50 | |
| 51 | static struct nouveau_oclass |
| 52 | nvc0_ppp_cclass = { |
| 53 | .handle = NV_ENGCTX(PPP, 0xc0), |
| 54 | .ofuncs = &(struct nouveau_ofuncs) { |
| 55 | .ctor = _nouveau_falcon_context_ctor, |
| 56 | .dtor = _nouveau_falcon_context_dtor, |
| 57 | .init = _nouveau_falcon_context_init, |
| 58 | .fini = _nouveau_falcon_context_fini, |
| 59 | .rd32 = _nouveau_falcon_context_rd32, |
| 60 | .wr32 = _nouveau_falcon_context_wr32, |
| 61 | }, |
| 62 | }; |
| 63 | |
| 64 | /******************************************************************************* |
| 65 | * PPPP engine/subdev functions |
| 66 | ******************************************************************************/ |
| 67 | |
| 68 | static int |
| 69 | nvc0_ppp_init(struct nouveau_object *object) |
| 70 | { |
| 71 | struct nvc0_ppp_priv *priv = (void *)object; |
| 72 | int ret; |
| 73 | |
| 74 | ret = nouveau_falcon_init(&priv->base); |
| 75 | if (ret) |
| 76 | return ret; |
| 77 | |
| 78 | nv_wr32(priv, 0x086010, 0x0000fff2); |
| 79 | nv_wr32(priv, 0x08601c, 0x0000fff2); |
| 80 | return 0; |
| 81 | } |
| 82 | |
| 83 | static int |
| 84 | nvc0_ppp_ctor(struct nouveau_object *parent, struct nouveau_object *engine, |
| 85 | struct nouveau_oclass *oclass, void *data, u32 size, |
| 86 | struct nouveau_object **pobject) |
| 87 | { |
| 88 | struct nvc0_ppp_priv *priv; |
| 89 | int ret; |
| 90 | |
| 91 | ret = nouveau_falcon_create(parent, engine, oclass, 0x086000, true, |
| 92 | "PPPP" , "ppp" , &priv); |
| 93 | *pobject = nv_object(priv); |
| 94 | if (ret) |
| 95 | return ret; |
| 96 | |
| 97 | nv_subdev(priv)->unit = 0x00000002; |
| 98 | nv_subdev(priv)->intr = nouveau_falcon_intr; |
| 99 | nv_engine(priv)->cclass = &nvc0_ppp_cclass; |
| 100 | nv_engine(priv)->sclass = nvc0_ppp_sclass; |
| 101 | return 0; |
| 102 | } |
| 103 | |
| 104 | struct nouveau_oclass |
| 105 | nvc0_ppp_oclass = { |
| 106 | .handle = NV_ENGINE(PPP, 0xc0), |
| 107 | .ofuncs = &(struct nouveau_ofuncs) { |
| 108 | .ctor = nvc0_ppp_ctor, |
| 109 | .dtor = _nouveau_falcon_dtor, |
| 110 | .init = nvc0_ppp_init, |
| 111 | .fini = _nouveau_falcon_fini, |
| 112 | .rd32 = _nouveau_falcon_rd32, |
| 113 | .wr32 = _nouveau_falcon_wr32, |
| 114 | }, |
| 115 | }; |
| 116 | |