nv40.c (1572B)
1/* 2 * Copyright 2013 Red Hat Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 * Authors: Ben Skeggs 23 */ 24#include "priv.h" 25 26static const struct nvkm_volt_func 27nv40_volt = { 28 .vid_get = nvkm_voltgpio_get, 29 .vid_set = nvkm_voltgpio_set, 30}; 31 32int 33nv40_volt_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, 34 struct nvkm_volt **pvolt) 35{ 36 struct nvkm_volt *volt; 37 int ret; 38 39 ret = nvkm_volt_new_(&nv40_volt, device, type, inst, &volt); 40 *pvolt = volt; 41 if (ret) 42 return ret; 43 44 return nvkm_voltgpio_init(volt); 45}