1 /*
2 * Copyright 2012 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 #include "pad.h"
26
27 #include <subdev/gsp.h>
28
29 static void
gm200_aux_autodpcd(struct nvkm_i2c * i2c,int aux,bool enable)30 gm200_aux_autodpcd(struct nvkm_i2c *i2c, int aux, bool enable)
31 {
32 nvkm_mask(i2c->subdev.device, 0x00d968 + (aux * 0x50), 0x00010000, enable << 16);
33 }
34
35 static const struct nvkm_i2c_func
36 gm200_i2c = {
37 .pad_x_new = gf119_i2c_pad_x_new,
38 .pad_s_new = gm200_i2c_pad_s_new,
39 .aux = 8,
40 .aux_stat = gk104_aux_stat,
41 .aux_mask = gk104_aux_mask,
42 .aux_autodpcd = gm200_aux_autodpcd,
43 };
44
45 int
gm200_i2c_new(struct nvkm_device * device,enum nvkm_subdev_type type,int inst,struct nvkm_i2c ** pi2c)46 gm200_i2c_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
47 struct nvkm_i2c **pi2c)
48 {
49 if (nvkm_gsp_rm(device->gsp))
50 return -ENODEV;
51
52 return nvkm_i2c_new_(&gm200_i2c, device, type, inst, pi2c);
53 }
54