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
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 	.pmc_enable = 0x00000040,
44 	.init = gf100_ce_init,
45 	.intr = gt215_ce_intr,
46 	.sclass = {
47 		{ -1, -1, FERMI_DMA },
48 		{}
49 	}
50 };
51 
52 static const struct nvkm_falcon_func
53 gf100_ce1 = {
54 	.code.data = gf100_ce_code,
55 	.code.size = sizeof(gf100_ce_code),
56 	.data.data = gf100_ce_data,
57 	.data.size = sizeof(gf100_ce_data),
58 	.pmc_enable = 0x00000080,
59 	.init = gf100_ce_init,
60 	.intr = gt215_ce_intr,
61 	.sclass = {
62 		{ -1, -1, FERMI_DECOMPRESS },
63 		{}
64 	}
65 };
66 
67 int
68 gf100_ce_new(struct nvkm_device *device, int index,
69 	     struct nvkm_engine **pengine)
70 {
71 	if (index == NVKM_ENGINE_CE0) {
72 		return nvkm_falcon_new_(&gf100_ce0, device, index, true,
73 					0x104000, pengine);
74 	} else
75 	if (index == NVKM_ENGINE_CE1) {
76 		return nvkm_falcon_new_(&gf100_ce1, device, index, true,
77 					0x105000, pengine);
78 	}
79 	return -ENODEV;
80 }
81