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1 /*
2  * Copyright 2012 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 "priv.h"
25 #include "fuc/gf100.fuc3.h"
26 
27 #include <nvif/class.h>
28 
29 static void
gf100_ce_init(struct nvkm_falcon * ce)30 gf100_ce_init(struct nvkm_falcon *ce)
31 {
32 	struct nvkm_device *device = ce->engine.subdev.device;
33 	const int index = ce->engine.subdev.index - NVKM_ENGINE_CE0;
34 	nvkm_wr32(device, ce->addr + 0x084, index);
35 }
36 
37 static const struct nvkm_falcon_func
38 gf100_ce0 = {
39 	.code.data = gf100_ce_code,
40 	.code.size = sizeof(gf100_ce_code),
41 	.data.data = gf100_ce_data,
42 	.data.size = sizeof(gf100_ce_data),
43 	.init = gf100_ce_init,
44 	.intr = gt215_ce_intr,
45 	.sclass = {
46 		{ -1, -1, FERMI_DMA },
47 		{}
48 	}
49 };
50 
51 static const struct nvkm_falcon_func
52 gf100_ce1 = {
53 	.code.data = gf100_ce_code,
54 	.code.size = sizeof(gf100_ce_code),
55 	.data.data = gf100_ce_data,
56 	.data.size = sizeof(gf100_ce_data),
57 	.init = gf100_ce_init,
58 	.intr = gt215_ce_intr,
59 	.sclass = {
60 		{ -1, -1, FERMI_DECOMPRESS },
61 		{}
62 	}
63 };
64 
65 int
gf100_ce_new(struct nvkm_device * device,int index,struct nvkm_engine ** pengine)66 gf100_ce_new(struct nvkm_device *device, int index,
67 	     struct nvkm_engine **pengine)
68 {
69 	if (index == NVKM_ENGINE_CE0) {
70 		return nvkm_falcon_new_(&gf100_ce0, device, index, true,
71 					0x104000, pengine);
72 	} else
73 	if (index == NVKM_ENGINE_CE1) {
74 		return nvkm_falcon_new_(&gf100_ce1, device, index, true,
75 					0x105000, pengine);
76 	}
77 	return -ENODEV;
78 }
79