| /* |
| * 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> |
| |
| u64 |
| gm107_devinit_disable(struct nvkm_devinit *devinit) |
| { |
| struct nv50_devinit_priv *priv = (void *)devinit; |
| u32 r021c00 = nv_rd32(priv, 0x021c00); |
| u32 r021c04 = nv_rd32(priv, 0x021c04); |
| u64 disable = 0ULL; |
| |
| if (r021c00 & 0x00000001) |
| disable |= (1ULL << NVDEV_ENGINE_CE0); |
| if (r021c00 & 0x00000004) |
| disable |= (1ULL << NVDEV_ENGINE_CE2); |
| if (r021c04 & 0x00000001) |
| disable |= (1ULL << NVDEV_ENGINE_DISP); |
| |
| return disable; |
| } |
| |
| struct nvkm_oclass * |
| gm107_devinit_oclass = &(struct nvkm_devinit_impl) { |
| .base.handle = NV_SUBDEV(DEVINIT, 0x07), |
| .base.ofuncs = &(struct nvkm_ofuncs) { |
| .ctor = nv50_devinit_ctor, |
| .dtor = _nvkm_devinit_dtor, |
| .init = nv50_devinit_init, |
| .fini = _nvkm_devinit_fini, |
| }, |
| .pll_set = gf100_devinit_pll_set, |
| .disable = gm107_devinit_disable, |
| .post = nvbios_init, |
| }.base; |
