xref: /netbsd-src/sys/external/bsd/drm2/dist/drm/nouveau/nvkm/subdev/fault/nouveau_nvkm_subdev_fault_gp10b.c (revision 41ec02673d281bbb3d38e6c78504ce6e30c228c1)
1 /*	$NetBSD: nouveau_nvkm_subdev_fault_gp10b.c,v 1.2 2021/12/18 23:45:39 riastradh Exp $	*/
2 
3 /*
4  * Copyright (c) 2019 NVIDIA Corporation.
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 
25 #include <sys/cdefs.h>
26 __KERNEL_RCSID(0, "$NetBSD: nouveau_nvkm_subdev_fault_gp10b.c,v 1.2 2021/12/18 23:45:39 riastradh Exp $");
27 
28 #include "priv.h"
29 
30 #include <core/memory.h>
31 
32 #include <nvif/class.h>
33 
34 u64
gp10b_fault_buffer_pin(struct nvkm_fault_buffer * buffer)35 gp10b_fault_buffer_pin(struct nvkm_fault_buffer *buffer)
36 {
37 	return nvkm_memory_addr(buffer->mem);
38 }
39 
40 static const struct nvkm_fault_func
41 gp10b_fault = {
42 	.intr = gp100_fault_intr,
43 	.buffer.nr = 1,
44 	.buffer.entry_size = 32,
45 	.buffer.info = gp100_fault_buffer_info,
46 	.buffer.pin = gp10b_fault_buffer_pin,
47 	.buffer.init = gp100_fault_buffer_init,
48 	.buffer.fini = gp100_fault_buffer_fini,
49 	.buffer.intr = gp100_fault_buffer_intr,
50 	.user = { { 0, 0, MAXWELL_FAULT_BUFFER_A }, 0 },
51 };
52 
53 int
gp10b_fault_new(struct nvkm_device * device,int index,struct nvkm_fault ** pfault)54 gp10b_fault_new(struct nvkm_device *device, int index,
55 		struct nvkm_fault **pfault)
56 {
57 	return nvkm_fault_new_(&gp10b_fault, device, index, pfault);
58 }
59