| 1 | /* $NetBSD: nouveau_engine_software_nv10.c,v 1.1.1.1 2014/08/06 12:36:27 riastradh Exp $ */ |
| 2 | |
| 3 | /* |
| 4 | * Copyright 2012 Red Hat Inc. |
| 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: Ben Skeggs |
| 25 | */ |
| 26 | |
| 27 | #include <sys/cdefs.h> |
| 28 | __KERNEL_RCSID(0, "$NetBSD: nouveau_engine_software_nv10.c,v 1.1.1.1 2014/08/06 12:36:27 riastradh Exp $" ); |
| 29 | |
| 30 | #include <core/os.h> |
| 31 | #include <core/class.h> |
| 32 | #include <core/engctx.h> |
| 33 | |
| 34 | #include <engine/software.h> |
| 35 | |
| 36 | struct nv10_software_priv { |
| 37 | struct nouveau_software base; |
| 38 | }; |
| 39 | |
| 40 | struct nv10_software_chan { |
| 41 | struct nouveau_software_chan base; |
| 42 | }; |
| 43 | |
| 44 | /******************************************************************************* |
| 45 | * software object classes |
| 46 | ******************************************************************************/ |
| 47 | |
| 48 | static int |
| 49 | nv10_software_flip(struct nouveau_object *object, u32 mthd, |
| 50 | void *args, u32 size) |
| 51 | { |
| 52 | struct nv10_software_chan *chan = (void *)nv_engctx(object->parent); |
| 53 | if (chan->base.flip) |
| 54 | return chan->base.flip(chan->base.flip_data); |
| 55 | return -EINVAL; |
| 56 | } |
| 57 | |
| 58 | static struct nouveau_omthds |
| 59 | nv10_software_omthds[] = { |
| 60 | { 0x0500, 0x0500, nv10_software_flip }, |
| 61 | {} |
| 62 | }; |
| 63 | |
| 64 | static struct nouveau_oclass |
| 65 | nv10_software_sclass[] = { |
| 66 | { 0x016e, &nouveau_object_ofuncs, nv10_software_omthds }, |
| 67 | {} |
| 68 | }; |
| 69 | |
| 70 | /******************************************************************************* |
| 71 | * software context |
| 72 | ******************************************************************************/ |
| 73 | |
| 74 | static int |
| 75 | nv10_software_context_ctor(struct nouveau_object *parent, |
| 76 | struct nouveau_object *engine, |
| 77 | struct nouveau_oclass *oclass, void *data, u32 size, |
| 78 | struct nouveau_object **pobject) |
| 79 | { |
| 80 | struct nv10_software_chan *chan; |
| 81 | int ret; |
| 82 | |
| 83 | ret = nouveau_software_context_create(parent, engine, oclass, &chan); |
| 84 | *pobject = nv_object(chan); |
| 85 | if (ret) |
| 86 | return ret; |
| 87 | |
| 88 | return 0; |
| 89 | } |
| 90 | |
| 91 | static struct nouveau_oclass |
| 92 | nv10_software_cclass = { |
| 93 | .handle = NV_ENGCTX(SW, 0x04), |
| 94 | .ofuncs = &(struct nouveau_ofuncs) { |
| 95 | .ctor = nv10_software_context_ctor, |
| 96 | .dtor = _nouveau_software_context_dtor, |
| 97 | .init = _nouveau_software_context_init, |
| 98 | .fini = _nouveau_software_context_fini, |
| 99 | }, |
| 100 | }; |
| 101 | |
| 102 | /******************************************************************************* |
| 103 | * software engine/subdev functions |
| 104 | ******************************************************************************/ |
| 105 | |
| 106 | static int |
| 107 | nv10_software_ctor(struct nouveau_object *parent, struct nouveau_object *engine, |
| 108 | struct nouveau_oclass *oclass, void *data, u32 size, |
| 109 | struct nouveau_object **pobject) |
| 110 | { |
| 111 | struct nv10_software_priv *priv; |
| 112 | int ret; |
| 113 | |
| 114 | ret = nouveau_software_create(parent, engine, oclass, &priv); |
| 115 | *pobject = nv_object(priv); |
| 116 | if (ret) |
| 117 | return ret; |
| 118 | |
| 119 | nv_engine(priv)->cclass = &nv10_software_cclass; |
| 120 | nv_engine(priv)->sclass = nv10_software_sclass; |
| 121 | nv_subdev(priv)->intr = nv04_software_intr; |
| 122 | return 0; |
| 123 | } |
| 124 | |
| 125 | struct nouveau_oclass * |
| 126 | nv10_software_oclass = &(struct nouveau_oclass) { |
| 127 | .handle = NV_ENGINE(SW, 0x10), |
| 128 | .ofuncs = &(struct nouveau_ofuncs) { |
| 129 | .ctor = nv10_software_ctor, |
| 130 | .dtor = _nouveau_software_dtor, |
| 131 | .init = _nouveau_software_init, |
| 132 | .fini = _nouveau_software_fini, |
| 133 | }, |
| 134 | }; |
| 135 | |