xref: /linux/drivers/gpu/drm/nouveau/nvkm/engine/ce/tu102.c (revision 6f47c7ae8c7afaf9ad291d39f0d3974f191a7946)
1 /*
2  * Copyright 2018 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_engine_func
29 tu102_ce = {
30 	.intr = gp100_ce_intr,
31 	.cclass = &gv100_ce_cclass,
32 	.sclass = {
33 		{ -1, -1, TURING_DMA_COPY_A },
34 		{}
35 	}
36 };
37 
38 int
39 tu102_ce_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
40 	     struct nvkm_engine **pengine)
41 {
42 	if (nvkm_gsp_rm(device->gsp))
43 		return r535_ce_new(&tu102_ce, device, type, inst, pengine);
44 
45 	return nvkm_engine_new_(&tu102_ce, device, type, inst, true, pengine);
46 }
47