xref: /netbsd-src/sys/external/bsd/drm2/dist/drm/nouveau/nvkm/subdev/clk/nouveau_nvkm_subdev_clk_g84.c (revision 41ec02673d281bbb3d38e6c78504ce6e30c228c1)
1 /*	$NetBSD: nouveau_nvkm_subdev_clk_g84.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 <bskeggs@redhat.com>
25  */
26 #include <sys/cdefs.h>
27 __KERNEL_RCSID(0, "$NetBSD: nouveau_nvkm_subdev_clk_g84.c,v 1.3 2021/12/18 23:45:39 riastradh Exp $");
28 
29 #include "nv50.h"
30 
31 static const struct nvkm_clk_func
32 g84_clk = {
33 	.read = nv50_clk_read,
34 	.calc = nv50_clk_calc,
35 	.prog = nv50_clk_prog,
36 	.tidy = nv50_clk_tidy,
37 	.domains = {
38 		{ nv_clk_src_crystal, 0xff },
39 		{ nv_clk_src_href   , 0xff },
40 		{ nv_clk_src_core   , 0xff, 0, "core", 1000 },
41 		{ nv_clk_src_shader , 0xff, 0, "shader", 1000 },
42 		{ nv_clk_src_mem    , 0xff, 0, "memory", 1000 },
43 		{ nv_clk_src_vdec   , 0xff },
44 		{ nv_clk_src_max }
45 	}
46 };
47 
48 int
g84_clk_new(struct nvkm_device * device,int index,struct nvkm_clk ** pclk)49 g84_clk_new(struct nvkm_device *device, int index, struct nvkm_clk **pclk)
50 {
51 	return nv50_clk_new_(&g84_clk, device, index,
52 			     (device->chipset >= 0x94), pclk);
53 }
54