subdev/volt/gk20a.h

0001 /*
0002  * Copyright (c) 2016, NVIDIA CORPORATION. All rights reserved.
0003  *
0004  * Permission is hereby granted, free of charge, to any person obtaining a
0005  * copy of this software and associated documentation files (the "Software"),
0006  * to deal in the Software without restriction, including without limitation
0007  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
0008  * and/or sell copies of the Software, and to permit persons to whom the
0009  * Software is furnished to do so, subject to the following conditions:
0010  *
0011  * The above copyright notice and this permission notice shall be included in
0012  * all copies or substantial portions of the Software.
0013  *
0014  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
0015  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
0016  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
0017  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
0018  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
0019  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
0020  * DEALINGS IN THE SOFTWARE.
0021  */
0022
0023 #ifndef __GK20A_VOLT_H__
0024 #define __GK20A_VOLT_H__
0025
0026 struct cvb_coef {
0027     int c0;
0028     int c1;
0029     int c2;
0030     int c3;
0031     int c4;
0032     int c5;
0033 };
0034
0035 struct gk20a_volt {
0036     struct nvkm_volt base;
0037     struct regulator *vdd;
0038 };
0039
0040 int gk20a_volt_ctor(struct nvkm_device *device, enum nvkm_subdev_type, int,
0041             const struct cvb_coef *coefs, int nb_coefs,
0042             int vmin, struct gk20a_volt *volt);
0043
0044 #endif