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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 | /* * Copyright 2012 Red Hat Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * * Authors: Ben Skeggs */ #include <core/client.h> #include <core/os.h> #include <core/enum.h> #include <core/class.h> #include <core/engctx.h> #include <subdev/timer.h> #include <subdev/fb.h> #include <engine/falcon.h> #include <engine/fifo.h> #include <engine/crypt.h> #include "fuc/nv98.fuc.h" struct nv98_crypt_priv { struct nouveau_falcon base; }; /******************************************************************************* * Crypt object classes ******************************************************************************/ static struct nouveau_oclass nv98_crypt_sclass[] = { { 0x88b4, &nouveau_object_ofuncs }, {}, }; /******************************************************************************* * PCRYPT context ******************************************************************************/ static struct nouveau_oclass nv98_crypt_cclass = { .handle = NV_ENGCTX(CRYPT, 0x98), .ofuncs = &(struct nouveau_ofuncs) { .ctor = _nouveau_falcon_context_ctor, .dtor = _nouveau_falcon_context_dtor, .init = _nouveau_falcon_context_init, .fini = _nouveau_falcon_context_fini, .rd32 = _nouveau_falcon_context_rd32, .wr32 = _nouveau_falcon_context_wr32, }, }; /******************************************************************************* * PCRYPT engine/subdev functions ******************************************************************************/ static const struct nouveau_enum nv98_crypt_isr_error_name[] = { { 0x0000, "ILLEGAL_MTHD" }, { 0x0001, "INVALID_BITFIELD" }, { 0x0002, "INVALID_ENUM" }, { 0x0003, "QUERY" }, {} }; static void nv98_crypt_intr(struct nouveau_subdev *subdev) { struct nouveau_fifo *pfifo = nouveau_fifo(subdev); struct nouveau_engine *engine = nv_engine(subdev); struct nouveau_object *engctx; struct nv98_crypt_priv *priv = (void *)subdev; u32 disp = nv_rd32(priv, 0x08701c); u32 stat = nv_rd32(priv, 0x087008) & disp & ~(disp >> 16); u32 inst = nv_rd32(priv, 0x087050) & 0x3fffffff; u32 ssta = nv_rd32(priv, 0x087040) & 0x0000ffff; u32 addr = nv_rd32(priv, 0x087040) >> 16; u32 mthd = (addr & 0x07ff) << 2; u32 subc = (addr & 0x3800) >> 11; u32 data = nv_rd32(priv, 0x087044); int chid; engctx = nouveau_engctx_get(engine, inst); chid = pfifo->chid(pfifo, engctx); if (stat & 0x00000040) { nv_error(priv, "DISPATCH_ERROR ["); nouveau_enum_print(nv98_crypt_isr_error_name, ssta); pr_cont("] ch %d [0x%010llx %s] subc %d mthd 0x%04x data 0x%08x\n", chid, (u64)inst << 12, nouveau_client_name(engctx), subc, mthd, data); nv_wr32(priv, 0x087004, 0x00000040); stat &= ~0x00000040; } if (stat) { nv_error(priv, "unhandled intr 0x%08x\n", stat); nv_wr32(priv, 0x087004, stat); } nouveau_engctx_put(engctx); } static int nv98_crypt_ctor(struct nouveau_object *parent, struct nouveau_object *engine, struct nouveau_oclass *oclass, void *data, u32 size, struct nouveau_object **pobject) { struct nv98_crypt_priv *priv; int ret; ret = nouveau_falcon_create(parent, engine, oclass, 0x087000, true, "PCRYPT", "crypt", &priv); *pobject = nv_object(priv); if (ret) return ret; nv_subdev(priv)->unit = 0x00004000; nv_subdev(priv)->intr = nv98_crypt_intr; nv_engine(priv)->cclass = &nv98_crypt_cclass; nv_engine(priv)->sclass = nv98_crypt_sclass; nv_falcon(priv)->code.data = nv98_pcrypt_code; nv_falcon(priv)->code.size = sizeof(nv98_pcrypt_code); nv_falcon(priv)->data.data = nv98_pcrypt_data; nv_falcon(priv)->data.size = sizeof(nv98_pcrypt_data); return 0; } struct nouveau_oclass nv98_crypt_oclass = { .handle = NV_ENGINE(CRYPT, 0x98), .ofuncs = &(struct nouveau_ofuncs) { .ctor = nv98_crypt_ctor, .dtor = _nouveau_falcon_dtor, .init = _nouveau_falcon_init, .fini = _nouveau_falcon_fini, .rd32 = _nouveau_falcon_rd32, .wr32 = _nouveau_falcon_wr32, }, }; |