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 "cgrp.h"
26 #include "changk104.h"
27 
28 #include <core/memory.h>
29 
30 #include <nvif/class.h>
31 
32 void
33 gk110_fifo_runlist_cgrp(struct nvkm_fifo_cgrp *cgrp,
34 			struct nvkm_memory *memory, u32 offset)
35 {
36 	nvkm_wo32(memory, offset + 0, (cgrp->chan_nr << 26) | (128 << 18) |
37 				      (3 << 14) | 0x00002000 | cgrp->id);
38 	nvkm_wo32(memory, offset + 4, 0x00000000);
39 }
40 
41 const struct gk104_fifo_runlist_func
42 gk110_fifo_runlist = {
43 	.size = 8,
44 	.cgrp = gk110_fifo_runlist_cgrp,
45 	.chan = gk104_fifo_runlist_chan,
46 	.commit = gk104_fifo_runlist_commit,
47 };
48 
49 static const struct gk104_fifo_func
50 gk110_fifo = {
51 	.intr.fault = gf100_fifo_intr_fault,
52 	.pbdma = &gk104_fifo_pbdma,
53 	.fault.access = gk104_fifo_fault_access,
54 	.fault.engine = gk104_fifo_fault_engine,
55 	.fault.reason = gk104_fifo_fault_reason,
56 	.fault.hubclient = gk104_fifo_fault_hubclient,
57 	.fault.gpcclient = gk104_fifo_fault_gpcclient,
58 	.runlist = &gk110_fifo_runlist,
59 	.chan = {{0,0,KEPLER_CHANNEL_GPFIFO_B}, gk104_fifo_gpfifo_new },
60 };
61 
62 int
63 gk110_fifo_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
64 	       struct nvkm_fifo **pfifo)
65 {
66 	return gk104_fifo_new_(&gk110_fifo, device, type, inst, 4096, pfifo);
67 }
68