1 /*
2  * Copyright (c) 2014, NVIDIA CORPORATION. All rights reserved.
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 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
19  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
20  * DEALINGS IN THE SOFTWARE.
21  */
22 #include "priv.h"
23 
24 static void
25 gk20a_fb_init(struct nvkm_fb *fb)
26 {
27 	struct nvkm_device *device = fb->subdev.device;
28 	nvkm_mask(device, 0x100c80, 0x00000001, 0x00000000); /* 128KiB lpg */
29 }
30 
31 static const struct nvkm_fb_func
32 gk20a_fb = {
33 	.init = gk20a_fb_init,
34 	.memtype_valid = gf100_fb_memtype_valid,
35 };
36 
37 int
38 gk20a_fb_new(struct nvkm_device *device, int index, struct nvkm_fb **pfb)
39 {
40 	return nvkm_fb_new_(&gk20a_fb, device, index, pfb);
41 }
42