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 <core/gpuobj.h>
28 #include <subdev/fault.h>
29 
30 #include <nvif/class.h>
31 
32 static void
33 gm107_fifo_runlist_chan(struct gk104_fifo_chan *chan,
34 			struct nvkm_memory *memory, u32 offset)
35 {
36 	nvkm_wo32(memory, offset + 0, chan->base.chid);
37 	nvkm_wo32(memory, offset + 4, chan->base.inst->addr >> 12);
38 }
39 
40 const struct gk104_fifo_runlist_func
41 gm107_fifo_runlist = {
42 	.size = 8,
43 	.cgrp = gk110_fifo_runlist_cgrp,
44 	.chan = gm107_fifo_runlist_chan,
45 	.commit = gk104_fifo_runlist_commit,
46 };
47 
48 const struct nvkm_enum
49 gm107_fifo_fault_engine[] = {
50 	{ 0x01, "DISPLAY" },
51 	{ 0x02, "CAPTURE" },
52 	{ 0x03, "IFB", NULL, NVKM_ENGINE_IFB },
53 	{ 0x04, "BAR1", NULL, NVKM_SUBDEV_BAR },
54 	{ 0x05, "BAR2", NULL, NVKM_SUBDEV_INSTMEM },
55 	{ 0x06, "SCHED" },
56 	{ 0x07, "HOST0", NULL, NVKM_ENGINE_FIFO },
57 	{ 0x08, "HOST1", NULL, NVKM_ENGINE_FIFO },
58 	{ 0x09, "HOST2", NULL, NVKM_ENGINE_FIFO },
59 	{ 0x0a, "HOST3", NULL, NVKM_ENGINE_FIFO },
60 	{ 0x0b, "HOST4", NULL, NVKM_ENGINE_FIFO },
61 	{ 0x0c, "HOST5", NULL, NVKM_ENGINE_FIFO },
62 	{ 0x0d, "HOST6", NULL, NVKM_ENGINE_FIFO },
63 	{ 0x0e, "HOST7", NULL, NVKM_ENGINE_FIFO },
64 	{ 0x0f, "HOSTSR" },
65 	{ 0x13, "PERF" },
66 	{ 0x17, "PMU" },
67 	{ 0x18, "PTP" },
68 	{}
69 };
70 
71 void
72 gm107_fifo_intr_fault(struct nvkm_fifo *fifo, int unit)
73 {
74 	struct nvkm_device *device = fifo->engine.subdev.device;
75 	u32 inst = nvkm_rd32(device, 0x002800 + (unit * 0x10));
76 	u32 valo = nvkm_rd32(device, 0x002804 + (unit * 0x10));
77 	u32 vahi = nvkm_rd32(device, 0x002808 + (unit * 0x10));
78 	u32 type = nvkm_rd32(device, 0x00280c + (unit * 0x10));
79 	struct nvkm_fault_data info;
80 
81 	info.inst   =  (u64)inst << 12;
82 	info.addr   = ((u64)vahi << 32) | valo;
83 	info.time   = 0;
84 	info.engine = unit;
85 	info.valid  = 1;
86 	info.gpc    = (type & 0x1f000000) >> 24;
87 	info.client = (type & 0x00003f00) >> 8;
88 	info.access = (type & 0x00000080) >> 7;
89 	info.hub    = (type & 0x00000040) >> 6;
90 	info.reason = (type & 0x0000000f);
91 
92 	nvkm_fifo_fault(fifo, &info);
93 }
94 
95 static const struct gk104_fifo_func
96 gm107_fifo = {
97 	.intr.fault = gm107_fifo_intr_fault,
98 	.pbdma = &gk208_fifo_pbdma,
99 	.fault.access = gk104_fifo_fault_access,
100 	.fault.engine = gm107_fifo_fault_engine,
101 	.fault.reason = gk104_fifo_fault_reason,
102 	.fault.hubclient = gk104_fifo_fault_hubclient,
103 	.fault.gpcclient = gk104_fifo_fault_gpcclient,
104 	.runlist = &gm107_fifo_runlist,
105 	.chan = {{0,0,KEPLER_CHANNEL_GPFIFO_B}, gk104_fifo_gpfifo_new },
106 };
107 
108 int
109 gm107_fifo_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
110 	       struct nvkm_fifo **pfifo)
111 {
112 	return gk104_fifo_new_(&gm107_fifo, device, type, inst, 2048, pfifo);
113 }
114