xref: /linux/drivers/gpu/drm/nouveau/nvkm/engine/fifo/ga102.c (revision 0ea5c948cb64bab5bc7a5516774eb8536f05aa0d)
1 /*
2  * Copyright 2021 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 #include "priv.h"
23 
24 #include <subdev/gsp.h>
25 
26 #include <nvif/class.h>
27 
28 static const struct nvkm_fifo_func
29 ga102_fifo = {
30 	.runl_ctor = ga100_fifo_runl_ctor,
31 	.mmu_fault = &tu102_fifo_mmu_fault,
32 	.nonstall_ctor = ga100_fifo_nonstall_ctor,
33 	.nonstall = &ga100_fifo_nonstall,
34 	.runl = &ga100_runl,
35 	.runq = &ga100_runq,
36 	.engn = &ga100_engn,
37 	.engn_ce = &ga100_engn_ce,
38 	.cgrp = {{ 0, 0, KEPLER_CHANNEL_GROUP_A  }, &ga100_cgrp, .force = true },
39 	.chan = {{ 0, 0, AMPERE_CHANNEL_GPFIFO_A }, &ga100_chan },
40 };
41 
42 int
ga102_fifo_new(struct nvkm_device * device,enum nvkm_subdev_type type,int inst,struct nvkm_fifo ** pfifo)43 ga102_fifo_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
44 	       struct nvkm_fifo **pfifo)
45 {
46 	if (nvkm_gsp_rm(device->gsp))
47 		return r535_fifo_new(&ga102_fifo, device, type, inst, pfifo);
48 
49 	return nvkm_fifo_new_(&ga102_fifo, device, type, inst, pfifo);
50 }
51