xref: /netbsd-src/sys/external/bsd/drm2/dist/drm/nouveau/nvkm/subdev/bar/nouveau_nvkm_subdev_bar_gk20a.c (revision 41ec02673d281bbb3d38e6c78504ce6e30c228c1)
1 /*	$NetBSD: nouveau_nvkm_subdev_bar_gk20a.c,v 1.3 2021/12/18 23:45:38 riastradh Exp $	*/
2 
3 /*
4  * Copyright (c) 2014, NVIDIA CORPORATION. All rights reserved.
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 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22  * DEALINGS IN THE SOFTWARE.
23  */
24 #include <sys/cdefs.h>
25 __KERNEL_RCSID(0, "$NetBSD: nouveau_nvkm_subdev_bar_gk20a.c,v 1.3 2021/12/18 23:45:38 riastradh Exp $");
26 
27 #include "gf100.h"
28 
29 static const struct nvkm_bar_func
30 gk20a_bar_func = {
31 	.dtor = gf100_bar_dtor,
32 	.oneinit = gf100_bar_oneinit,
33 	.bar1.init = gf100_bar_bar1_init,
34 	.bar1.wait = gf100_bar_bar1_wait,
35 	.bar1.vmm = gf100_bar_bar1_vmm,
36 	.flush = g84_bar_flush,
37 };
38 
39 int
gk20a_bar_new(struct nvkm_device * device,int index,struct nvkm_bar ** pbar)40 gk20a_bar_new(struct nvkm_device *device, int index, struct nvkm_bar **pbar)
41 {
42 	int ret = gf100_bar_new_(&gk20a_bar_func, device, index, pbar);
43 	if (ret == 0)
44 		(*pbar)->iomap_uncached = true;
45 	return ret;
46 }
47