| /* |
| * 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 |
| mcp89_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 = 0; |
| |
| if (!(r001540 & 0x40000000)) { |
| nvkm_subdev_disable(device, NVKM_ENGINE_MSPDEC, 0); |
| nvkm_subdev_disable(device, NVKM_ENGINE_MSPPP, 0); |
| } |
| |
| if (!(r00154c & 0x00000004)) |
| nvkm_subdev_disable(device, NVKM_ENGINE_DISP, 0); |
| if (!(r00154c & 0x00000020)) |
| nvkm_subdev_disable(device, NVKM_ENGINE_MSVLD, 0); |
| if (!(r00154c & 0x00000040)) |
| nvkm_subdev_disable(device, NVKM_ENGINE_VIC, 0); |
| if (!(r00154c & 0x00000200)) |
| nvkm_subdev_disable(device, NVKM_ENGINE_CE, 0); |
| |
| return disable; |
| } |
| |
| static const struct nvkm_devinit_func |
| mcp89_devinit = { |
| .preinit = nv50_devinit_preinit, |
| .init = nv50_devinit_init, |
| .post = nv04_devinit_post, |
| .pll_set = gt215_devinit_pll_set, |
| .disable = mcp89_devinit_disable, |
| }; |
| |
| int |
| mcp89_devinit_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, |
| struct nvkm_devinit **pinit) |
| { |
| return nv50_devinit_new_(&mcp89_devinit, device, type, inst, pinit); |
| } |