/* * 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 #include #include #include #include #include #include struct nv50_mpeg_priv { struct nouveau_mpeg base; }; struct nv50_mpeg_chan { struct nouveau_mpeg_chan base; }; /******************************************************************************* * MPEG object classes ******************************************************************************/ static int nv50_mpeg_object_ctor(struct nouveau_object *parent, struct nouveau_object *engine, struct nouveau_oclass *oclass, void *data, u32 size, struct nouveau_object **pobject) { struct nouveau_gpuobj *obj; int ret; ret = nouveau_gpuobj_create(parent, engine, oclass, 0, parent, 16, 16, 0, &obj); *pobject = nv_object(obj); if (ret) return ret; nv_wo32(obj, 0x00, nv_mclass(obj)); nv_wo32(obj, 0x04, 0x00000000); nv_wo32(obj, 0x08, 0x00000000); nv_wo32(obj, 0x0c, 0x00000000); return 0; } struct nouveau_ofuncs nv50_mpeg_ofuncs = { .ctor = nv50_mpeg_object_ctor, .dtor = _nouveau_gpuobj_dtor, .init = _nouveau_gpuobj_init, .fini = _nouveau_gpuobj_fini, .rd32 = _nouveau_gpuobj_rd32, .wr32 = _nouveau_gpuobj_wr32, }; static struct nouveau_oclass nv50_mpeg_sclass[] = { { 0x3174, &nv50_mpeg_ofuncs }, {} }; /******************************************************************************* * PMPEG context ******************************************************************************/ int nv50_mpeg_context_ctor(struct nouveau_object *parent, struct nouveau_object *engine, struct nouveau_oclass *oclass, void *data, u32 size, struct nouveau_object **pobject) { struct nouveau_bar *bar = nouveau_bar(parent); struct nv50_mpeg_chan *chan; int ret; ret = nouveau_mpeg_context_create(parent, engine, oclass, NULL, 128 * 4, 0, NVOBJ_FLAG_ZERO_ALLOC, &chan); *pobject = nv_object(chan); if (ret) return ret; nv_wo32(chan, 0x0070, 0x00801ec1); nv_wo32(chan, 0x007c, 0x0000037c); bar->flush(bar); return 0; } static struct nouveau_oclass nv50_mpeg_cclass = { .handle = NV_ENGCTX(MPEG, 0x50), .ofuncs = &(struct nouveau_ofuncs) { .ctor = nv50_mpeg_context_ctor, .dtor = _nouveau_mpeg_context_dtor, .init = _nouveau_mpeg_context_init, .fini = _nouveau_mpeg_context_fini, .rd32 = _nouveau_mpeg_context_rd32, .wr32 = _nouveau_mpeg_context_wr32, }, }; /******************************************************************************* * PMPEG engine/subdev functions ******************************************************************************/ int nv50_mpeg_tlb_flush(struct nouveau_engine *engine) { nv50_vm_flush_engine(&engine->base, 0x08); return 0; } void nv50_mpeg_intr(struct nouveau_subdev *subdev) { struct nv50_mpeg_priv *priv = (void *)subdev; u32 stat = nv_rd32(priv, 0x00b100); u32 type = nv_rd32(priv, 0x00b230); u32 mthd = nv_rd32(priv, 0x00b234); u32 data = nv_rd32(priv, 0x00b238); u32 show = stat; if (stat & 0x01000000) { /* happens on initial binding of the object */ if (type == 0x00000020 && mthd == 0x0000) { nv_wr32(priv, 0x00b308, 0x00000100); show &= ~0x01000000; } } if (show) { nv_info(priv, "0x%08x 0x%08x 0x%08x 0x%08x\n", stat, type, mthd, data); } nv_wr32(priv, 0x00b100, stat); nv_wr32(priv, 0x00b230, 0x00000001); } static void nv50_vpe_intr(struct nouveau_subdev *subdev) { struct nv50_mpeg_priv *priv = (void *)subdev; if (nv_rd32(priv, 0x00b100)) nv50_mpeg_intr(subdev); if (nv_rd32(priv, 0x00b800)) { u32 stat = nv_rd32(priv, 0x00b800); nv_info(priv, "PMSRCH: 0x%08x\n", stat); nv_wr32(priv, 0xb800, stat); } } static int nv50_mpeg_ctor(struct nouveau_object *parent, struct nouveau_object *engine, struct nouveau_oclass *oclass, void *data, u32 size, struct nouveau_object **pobject) { struct nv50_mpeg_priv *priv; int ret; ret = nouveau_mpeg_create(parent, engine, oclass, &priv); *pobject = nv_object(priv); if (ret) return ret; nv_subdev(priv)->unit = 0x00400002; nv_subdev(priv)->intr = nv50_vpe_intr; nv_engine(priv)->cclass = &nv50_mpeg_cclass; nv_engine(priv)->sclass = nv50_mpeg_sclass; nv_engine(priv)->tlb_flush = nv50_mpeg_tlb_flush; return 0; } int nv50_mpeg_init(struct nouveau_object *object) { struct nv50_mpeg_priv *priv = (void *)object; int ret; ret = nouveau_mpeg_init(&priv->base); if (ret) return ret; nv_wr32(priv, 0x00b32c, 0x00000000); nv_wr32(priv, 0x00b314, 0x00000100); nv_wr32(priv, 0x00b0e0, 0x0000001a); nv_wr32(priv, 0x00b220, 0x00000044); nv_wr32(priv, 0x00b300, 0x00801ec1); nv_wr32(priv, 0x00b390, 0x00000000); nv_wr32(priv, 0x00b394, 0x00000000); nv_wr32(priv, 0x00b398, 0x00000000); nv_mask(priv, 0x00b32c, 0x00000001, 0x00000001); nv_wr32(priv, 0x00b100, 0xffffffff); nv_wr32(priv, 0x00b140, 0xffffffff); if (!nv_wait(priv, 0x00b200, 0x00000001, 0x00000000)) { nv_error(priv, "timeout 0x%08x\n", nv_rd32(priv, 0x00b200)); return -EBUSY; } return 0; } struct nouveau_oclass nv50_mpeg_oclass = { .handle = NV_ENGINE(MPEG, 0x50), .ofuncs = &(struct nouveau_ofuncs) { .ctor = nv50_mpeg_ctor, .dtor = _nouveau_mpeg_dtor, .init = nv50_mpeg_init, .fini = _nouveau_mpeg_fini, }, };