1 /*
2 * Copyright 2016 Red Hat Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 * Authors: Ben Skeggs
23 */
24 #include "gk104.h"
25 #include "changk104.h"
26
27 #include <subdev/fault.h>
28
29 #include <nvif/class.h>
30
31 const struct nvkm_enum
32 gp100_fifo_fault_engine[] = {
33 { 0x01, "DISPLAY" },
34 { 0x03, "IFB", NULL, NVKM_ENGINE_IFB },
35 { 0x04, "BAR1", NULL, NVKM_SUBDEV_BAR },
36 { 0x05, "BAR2", NULL, NVKM_SUBDEV_INSTMEM },
37 { 0x06, "HOST0", NULL, NVKM_ENGINE_FIFO },
38 { 0x07, "HOST1", NULL, NVKM_ENGINE_FIFO },
39 { 0x08, "HOST2", NULL, NVKM_ENGINE_FIFO },
40 { 0x09, "HOST3", NULL, NVKM_ENGINE_FIFO },
41 { 0x0a, "HOST4", NULL, NVKM_ENGINE_FIFO },
42 { 0x0b, "HOST5", NULL, NVKM_ENGINE_FIFO },
43 { 0x0c, "HOST6", NULL, NVKM_ENGINE_FIFO },
44 { 0x0d, "HOST7", NULL, NVKM_ENGINE_FIFO },
45 { 0x0e, "HOST8", NULL, NVKM_ENGINE_FIFO },
46 { 0x0f, "HOST9", NULL, NVKM_ENGINE_FIFO },
47 { 0x10, "HOST10", NULL, NVKM_ENGINE_FIFO },
48 { 0x13, "PERF" },
49 { 0x17, "PMU" },
50 { 0x18, "PTP" },
51 { 0x1f, "PHYSICAL" },
52 {}
53 };
54
55 void
gp100_fifo_intr_fault(struct nvkm_fifo * fifo,int unit)56 gp100_fifo_intr_fault(struct nvkm_fifo *fifo, int unit)
57 {
58 struct nvkm_device *device = fifo->engine.subdev.device;
59 u32 inst = nvkm_rd32(device, 0x002800 + (unit * 0x10));
60 u32 valo = nvkm_rd32(device, 0x002804 + (unit * 0x10));
61 u32 vahi = nvkm_rd32(device, 0x002808 + (unit * 0x10));
62 u32 type = nvkm_rd32(device, 0x00280c + (unit * 0x10));
63 struct nvkm_fault_data info;
64
65 info.inst = (u64)inst << 12;
66 info.addr = ((u64)vahi << 32) | valo;
67 info.time = 0;
68 info.engine = unit;
69 info.valid = 1;
70 info.gpc = (type & 0x1f000000) >> 24;
71 info.hub = (type & 0x00100000) >> 20;
72 info.access = (type & 0x00070000) >> 16;
73 info.client = (type & 0x00007f00) >> 8;
74 info.reason = (type & 0x0000001f);
75
76 nvkm_fifo_fault(fifo, &info);
77 }
78
79 static const struct gk104_fifo_func
80 gp100_fifo = {
81 .intr.fault = gp100_fifo_intr_fault,
82 .pbdma = &gm200_fifo_pbdma,
83 .fault.access = gk104_fifo_fault_access,
84 .fault.engine = gp100_fifo_fault_engine,
85 .fault.reason = gk104_fifo_fault_reason,
86 .fault.hubclient = gk104_fifo_fault_hubclient,
87 .fault.gpcclient = gk104_fifo_fault_gpcclient,
88 .runlist = &gm107_fifo_runlist,
89 .chan = {{0,0,PASCAL_CHANNEL_GPFIFO_A}, gk104_fifo_gpfifo_new },
90 .cgrp_force = true,
91 };
92
93 int
gp100_fifo_new(struct nvkm_device * device,int index,struct nvkm_fifo ** pfifo)94 gp100_fifo_new(struct nvkm_device *device, int index, struct nvkm_fifo **pfifo)
95 {
96 return gk104_fifo_new_(&gp100_fifo, device, index, 4096, pfifo);
97 }
98