1 /* $NetBSD: nouveau_nvkm_subdev_fb_ramgm107.c,v 1.3 2021/12/18 23:45:39 riastradh Exp $ */
2
3 /*
4 * Copyright 2013 Red Hat Inc.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
23 *
24 * Authors: Ben Skeggs
25 */
26 #include <sys/cdefs.h>
27 __KERNEL_RCSID(0, "$NetBSD: nouveau_nvkm_subdev_fb_ramgm107.c,v 1.3 2021/12/18 23:45:39 riastradh Exp $");
28
29 #include "ram.h"
30
31 u32
gm107_ram_probe_fbp(const struct nvkm_ram_func * func,struct nvkm_device * device,int fbp,int * pltcs)32 gm107_ram_probe_fbp(const struct nvkm_ram_func *func,
33 struct nvkm_device *device, int fbp, int *pltcs)
34 {
35 u32 fbpao = nvkm_rd32(device, 0x021c14);
36 return func->probe_fbp_amount(func, fbpao, device, fbp, pltcs);
37 }
38
39 static const struct nvkm_ram_func
40 gm107_ram = {
41 .upper = 0x1000000000ULL,
42 .probe_fbp = gm107_ram_probe_fbp,
43 .probe_fbp_amount = gf108_ram_probe_fbp_amount,
44 .probe_fbpa_amount = gf100_ram_probe_fbpa_amount,
45 .dtor = gk104_ram_dtor,
46 .init = gk104_ram_init,
47 .calc = gk104_ram_calc,
48 .prog = gk104_ram_prog,
49 .tidy = gk104_ram_tidy,
50 };
51
52 int
gm107_ram_new(struct nvkm_fb * fb,struct nvkm_ram ** pram)53 gm107_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram)
54 {
55 return gk104_ram_new_(&gm107_ram, fb, pram);
56 }
57