| /* |
| * 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 "priv.h" |
| |
| #include <core/option.h> |
| #include <subdev/vga.h> |
| |
| u32 |
| nvkm_devinit_mmio(struct nvkm_devinit *init, u32 addr) |
| { |
| if (init->func->mmio) |
| addr = init->func->mmio(init, addr); |
| return addr; |
| } |
| |
| int |
| nvkm_devinit_pll_set(struct nvkm_devinit *init, u32 type, u32 khz) |
| { |
| return init->func->pll_set(init, type, khz); |
| } |
| |
| void |
| nvkm_devinit_meminit(struct nvkm_devinit *init) |
| { |
| if (init->func->meminit) |
| init->func->meminit(init); |
| } |
| |
| u64 |
| nvkm_devinit_disable(struct nvkm_devinit *init) |
| { |
| if (init && init->func->disable) |
| return init->func->disable(init); |
| return 0; |
| } |
| |
| int |
| nvkm_devinit_post(struct nvkm_devinit *init) |
| { |
| int ret = 0; |
| if (init && init->func->post) |
| ret = init->func->post(init, init->post); |
| nvkm_devinit_disable(init); |
| return ret; |
| } |
| |
| static int |
| nvkm_devinit_fini(struct nvkm_subdev *subdev, bool suspend) |
| { |
| struct nvkm_devinit *init = nvkm_devinit(subdev); |
| /* force full reinit on resume */ |
| if (suspend) |
| init->post = true; |
| return 0; |
| } |
| |
| static int |
| nvkm_devinit_preinit(struct nvkm_subdev *subdev) |
| { |
| struct nvkm_devinit *init = nvkm_devinit(subdev); |
| |
| if (init->func->preinit) |
| init->func->preinit(init); |
| |
| /* Override the post flag during the first call if NvForcePost is set */ |
| if (init->force_post) { |
| init->post = init->force_post; |
| init->force_post = false; |
| } |
| |
| /* unlock the extended vga crtc regs */ |
| nvkm_lockvgac(subdev->device, false); |
| return 0; |
| } |
| |
| static int |
| nvkm_devinit_init(struct nvkm_subdev *subdev) |
| { |
| struct nvkm_devinit *init = nvkm_devinit(subdev); |
| if (init->func->init) |
| init->func->init(init); |
| return 0; |
| } |
| |
| static void * |
| nvkm_devinit_dtor(struct nvkm_subdev *subdev) |
| { |
| struct nvkm_devinit *init = nvkm_devinit(subdev); |
| void *data = init; |
| |
| if (init->func->dtor) |
| data = init->func->dtor(init); |
| |
| /* lock crtc regs */ |
| nvkm_lockvgac(subdev->device, true); |
| return data; |
| } |
| |
| static const struct nvkm_subdev_func |
| nvkm_devinit = { |
| .dtor = nvkm_devinit_dtor, |
| .preinit = nvkm_devinit_preinit, |
| .init = nvkm_devinit_init, |
| .fini = nvkm_devinit_fini, |
| }; |
| |
| void |
| nvkm_devinit_ctor(const struct nvkm_devinit_func *func, struct nvkm_device *device, |
| enum nvkm_subdev_type type, int inst, struct nvkm_devinit *init) |
| { |
| nvkm_subdev_ctor(&nvkm_devinit, device, type, inst, &init->subdev); |
| init->func = func; |
| init->force_post = nvkm_boolopt(device->cfgopt, "NvForcePost", false); |
| } |