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1 | /* |
2 | * Copyright 2012 Nouveau Community | |
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: Martin Peres <martin.peres@labri.fr> | |
23 | * Ben Skeggs | |
24 | */ | |
5f8824de | 25 | #include "nv04.h" |
2984506f BS |
26 | |
27 | #include <subdev/timer.h> | |
28 | ||
2984506f | 29 | static int |
01d6b956 | 30 | g94_bus_hwsq_exec(struct nvkm_bus *bus, u32 *data, u32 size) |
2984506f | 31 | { |
2984506f BS |
32 | int i; |
33 | ||
01d6b956 BS |
34 | nv_mask(bus, 0x001098, 0x00000008, 0x00000000); |
35 | nv_wr32(bus, 0x001304, 0x00000000); | |
36 | nv_wr32(bus, 0x001318, 0x00000000); | |
2984506f | 37 | for (i = 0; i < size; i++) |
01d6b956 BS |
38 | nv_wr32(bus, 0x080000 + (i * 4), data[i]); |
39 | nv_mask(bus, 0x001098, 0x00000018, 0x00000018); | |
40 | nv_wr32(bus, 0x00130c, 0x00000001); | |
2984506f | 41 | |
01d6b956 | 42 | return nv_wait(bus, 0x001308, 0x00000100, 0x00000000) ? 0 : -ETIMEDOUT; |
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43 | } |
44 | ||
5f8824de BS |
45 | struct nvkm_oclass * |
46 | g94_bus_oclass = &(struct nv04_bus_impl) { | |
2984506f | 47 | .base.handle = NV_SUBDEV(BUS, 0x94), |
5f8824de | 48 | .base.ofuncs = &(struct nvkm_ofuncs) { |
2984506f | 49 | .ctor = nv04_bus_ctor, |
5f8824de | 50 | .dtor = _nvkm_bus_dtor, |
2984506f | 51 | .init = nv50_bus_init, |
5f8824de | 52 | .fini = _nvkm_bus_fini, |
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53 | }, |
54 | .intr = nv50_bus_intr, | |
5f8824de | 55 | .hwsq_exec = g94_bus_hwsq_exec, |
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56 | .hwsq_size = 128, |
57 | }.base; |