/* * Copyright 2013 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 "nv50.h" #include <subdev/bios.h> #include <subdev/bios/init.h> static u64 g84_devinit_disable(struct nvkm_devinit *init) { struct nvkm_device *device = init->subdev.device; u32 r001540 = nvkm_rd32(device, 0x001540); u32 r00154c = nvkm_rd32(device, 0x00154c); u64 disable = 0ULL; if (!(r001540 & 0x40000000)) { nvkm_subdev_disable(device, NVKM_ENGINE_MPEG, 0); nvkm_subdev_disable(device, NVKM_ENGINE_VP, 0); nvkm_subdev_disable(device, NVKM_ENGINE_BSP, 0); nvkm_subdev_disable(device, NVKM_ENGINE_CIPHER, 0); } if (!(r00154c & 0x00000004)) nvkm_subdev_disable(device, NVKM_ENGINE_DISP, 0); if (!(r00154c & 0x00000020)) nvkm_subdev_disable(device, NVKM_ENGINE_BSP, 0); if (!(r00154c & 0x00000040)) nvkm_subdev_disable(device, NVKM_ENGINE_CIPHER, 0); return disable; } static const struct nvkm_devinit_func g84_devinit = { .preinit = nv50_devinit_preinit, .init = nv50_devinit_init, .post = nv04_devinit_post, .pll_set = nv50_devinit_pll_set, .disable = g84_devinit_disable, }; int g84_devinit_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, struct nvkm_devinit **pinit) { return nv50_devinit_new_(&g84_devinit, device, type, inst, pinit); }