1 /* $NetBSD: nouveau_nvkm_engine_fifo_gp100.c,v 1.2 2021/12/18 23:45:35 riastradh Exp $ */
2
3 /*
4 * Copyright 2016 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_engine_fifo_gp100.c,v 1.2 2021/12/18 23:45:35 riastradh Exp $");
28
29 #include "gk104.h"
30 #include "changk104.h"
31
32 #include <subdev/fault.h>
33
34 #include <nvif/class.h>
35
36 const struct nvkm_enum
37 gp100_fifo_fault_engine[] = {
38 { 0x01, "DISPLAY" },
39 { 0x03, "IFB", NULL, NVKM_ENGINE_IFB },
40 { 0x04, "BAR1", NULL, NVKM_SUBDEV_BAR },
41 { 0x05, "BAR2", NULL, NVKM_SUBDEV_INSTMEM },
42 { 0x06, "HOST0", NULL, NVKM_ENGINE_FIFO },
43 { 0x07, "HOST1", NULL, NVKM_ENGINE_FIFO },
44 { 0x08, "HOST2", NULL, NVKM_ENGINE_FIFO },
45 { 0x09, "HOST3", NULL, NVKM_ENGINE_FIFO },
46 { 0x0a, "HOST4", NULL, NVKM_ENGINE_FIFO },
47 { 0x0b, "HOST5", NULL, NVKM_ENGINE_FIFO },
48 { 0x0c, "HOST6", NULL, NVKM_ENGINE_FIFO },
49 { 0x0d, "HOST7", NULL, NVKM_ENGINE_FIFO },
50 { 0x0e, "HOST8", NULL, NVKM_ENGINE_FIFO },
51 { 0x0f, "HOST9", NULL, NVKM_ENGINE_FIFO },
52 { 0x10, "HOST10", NULL, NVKM_ENGINE_FIFO },
53 { 0x13, "PERF" },
54 { 0x17, "PMU" },
55 { 0x18, "PTP" },
56 { 0x1f, "PHYSICAL" },
57 {}
58 };
59
60 void
gp100_fifo_intr_fault(struct nvkm_fifo * fifo,int unit)61 gp100_fifo_intr_fault(struct nvkm_fifo *fifo, int unit)
62 {
63 struct nvkm_device *device = fifo->engine.subdev.device;
64 u32 inst = nvkm_rd32(device, 0x002800 + (unit * 0x10));
65 u32 valo = nvkm_rd32(device, 0x002804 + (unit * 0x10));
66 u32 vahi = nvkm_rd32(device, 0x002808 + (unit * 0x10));
67 u32 type = nvkm_rd32(device, 0x00280c + (unit * 0x10));
68 struct nvkm_fault_data info;
69
70 info.inst = (u64)inst << 12;
71 info.addr = ((u64)vahi << 32) | valo;
72 info.time = 0;
73 info.engine = unit;
74 info.valid = 1;
75 info.gpc = (type & 0x1f000000) >> 24;
76 info.hub = (type & 0x00100000) >> 20;
77 info.access = (type & 0x00070000) >> 16;
78 info.client = (type & 0x00007f00) >> 8;
79 info.reason = (type & 0x0000001f);
80
81 nvkm_fifo_fault(fifo, &info);
82 }
83
84 static const struct gk104_fifo_func
85 gp100_fifo = {
86 .intr.fault = gp100_fifo_intr_fault,
87 .pbdma = &gm200_fifo_pbdma,
88 .fault.access = gk104_fifo_fault_access,
89 .fault.engine = gp100_fifo_fault_engine,
90 .fault.reason = gk104_fifo_fault_reason,
91 .fault.hubclient = gk104_fifo_fault_hubclient,
92 .fault.gpcclient = gk104_fifo_fault_gpcclient,
93 .runlist = &gm107_fifo_runlist,
94 .chan = {{0,0,PASCAL_CHANNEL_GPFIFO_A}, gk104_fifo_gpfifo_new },
95 .cgrp_force = true,
96 };
97
98 int
gp100_fifo_new(struct nvkm_device * device,int index,struct nvkm_fifo ** pfifo)99 gp100_fifo_new(struct nvkm_device *device, int index, struct nvkm_fifo **pfifo)
100 {
101 return gk104_fifo_new_(&gp100_fifo, device, index, 4096, pfifo);
102 }
103