1a8c4362bSBen Skeggs /* 2a8c4362bSBen Skeggs * Copyright 2013 Red Hat Inc. 3a8c4362bSBen Skeggs * 4a8c4362bSBen Skeggs * Permission is hereby granted, free of charge, to any person obtaining a 5a8c4362bSBen Skeggs * copy of this software and associated documentation files (the "Software"), 6a8c4362bSBen Skeggs * to deal in the Software without restriction, including without limitation 7a8c4362bSBen Skeggs * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8a8c4362bSBen Skeggs * and/or sell copies of the Software, and to permit persons to whom the 9a8c4362bSBen Skeggs * Software is furnished to do so, subject to the following conditions: 10a8c4362bSBen Skeggs * 11a8c4362bSBen Skeggs * The above copyright notice and this permission notice shall be included in 12a8c4362bSBen Skeggs * all copies or substantial portions of the Software. 13a8c4362bSBen Skeggs * 14a8c4362bSBen Skeggs * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15a8c4362bSBen Skeggs * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16a8c4362bSBen Skeggs * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17a8c4362bSBen Skeggs * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18a8c4362bSBen Skeggs * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19a8c4362bSBen Skeggs * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20a8c4362bSBen Skeggs * OTHER DEALINGS IN THE SOFTWARE. 21a8c4362bSBen Skeggs * 22a8c4362bSBen Skeggs * Authors: Ben Skeggs 23a8c4362bSBen Skeggs */ 24a8c4362bSBen Skeggs #include "nv50.h" 25a8c4362bSBen Skeggs 26a8c4362bSBen Skeggs #include <subdev/bios.h> 27a8c4362bSBen Skeggs #include <subdev/bios/init.h> 28a8c4362bSBen Skeggs 29a8c4362bSBen Skeggs static u64 308ac3f64fSBen Skeggs mcp89_devinit_disable(struct nvkm_devinit *init) 31a8c4362bSBen Skeggs { 328ac3f64fSBen Skeggs struct nvkm_device *device = init->subdev.device; 338ac3f64fSBen Skeggs u32 r001540 = nvkm_rd32(device, 0x001540); 348ac3f64fSBen Skeggs u32 r00154c = nvkm_rd32(device, 0x00154c); 35a8c4362bSBen Skeggs u64 disable = 0; 36a8c4362bSBen Skeggs 37a8c4362bSBen Skeggs if (!(r001540 & 0x40000000)) { 3896321606SBen Skeggs nvkm_subdev_disable(device, NVKM_ENGINE_MSPDEC, 0); 3907a356bbSBen Skeggs nvkm_subdev_disable(device, NVKM_ENGINE_MSPPP, 0); 40a8c4362bSBen Skeggs } 41a8c4362bSBen Skeggs 42a8c4362bSBen Skeggs if (!(r00154c & 0x00000004)) 43a7f000ecSBen Skeggs nvkm_subdev_disable(device, NVKM_ENGINE_DISP, 0); 44a8c4362bSBen Skeggs if (!(r00154c & 0x00000020)) 45b15147bdSBen Skeggs nvkm_subdev_disable(device, NVKM_ENGINE_MSVLD, 0); 46a8c4362bSBen Skeggs if (!(r00154c & 0x00000040)) 47*0fa5680cSBen Skeggs nvkm_subdev_disable(device, NVKM_ENGINE_VIC, 0); 48a8c4362bSBen Skeggs if (!(r00154c & 0x00000200)) 4950551b15SBen Skeggs nvkm_subdev_disable(device, NVKM_ENGINE_CE, 0); 50a8c4362bSBen Skeggs 51a8c4362bSBen Skeggs return disable; 52a8c4362bSBen Skeggs } 53a8c4362bSBen Skeggs 54151abd44SBen Skeggs static const struct nvkm_devinit_func 55151abd44SBen Skeggs mcp89_devinit = { 56151abd44SBen Skeggs .preinit = nv50_devinit_preinit, 57a8c4362bSBen Skeggs .init = nv50_devinit_init, 58151abd44SBen Skeggs .post = nv04_devinit_post, 59a8c4362bSBen Skeggs .pll_set = gt215_devinit_pll_set, 60a8c4362bSBen Skeggs .disable = mcp89_devinit_disable, 61151abd44SBen Skeggs }; 62151abd44SBen Skeggs 63151abd44SBen Skeggs int 644a34fd0eSBen Skeggs mcp89_devinit_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, 65151abd44SBen Skeggs struct nvkm_devinit **pinit) 66151abd44SBen Skeggs { 674a34fd0eSBen Skeggs return nv50_devinit_new_(&mcp89_devinit, device, type, inst, pinit); 68151abd44SBen Skeggs } 69