/* * Copyright 2019 Ilia Mirkin * * 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: Ilia Mirkin */ #include "priv.h" #include <subdev/fuse.h> static int gf117_volt_speedo_read(struct nvkm_volt *volt) { struct nvkm_device *device = volt->subdev.device; struct nvkm_fuse *fuse = device->fuse; if (!fuse) return -EINVAL; return nvkm_fuse_read(fuse, 0x3a8); } static const struct nvkm_volt_func gf117_volt = { .oneinit = gf100_volt_oneinit, .vid_get = nvkm_voltgpio_get, .vid_set = nvkm_voltgpio_set, .speedo_read = gf117_volt_speedo_read, }; int gf117_volt_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, struct nvkm_volt **pvolt) { struct nvkm_volt *volt; int ret; ret = nvkm_volt_new_(&gf117_volt, device, type, inst, &volt); *pvolt = volt; if (ret) return ret; return nvkm_voltgpio_init(volt); }