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 <core/enum.h>
26
27 #include <nvif/class.h>
28
29 static const struct nvkm_enum
30 gk104_ce_launcherr_report[] = {
31 { 0x0, "NO_ERR" },
32 { 0x1, "2D_LAYER_EXCEEDS_DEPTH" },
33 { 0x2, "INVALID_ARGUMENT" },
34 { 0x3, "MEM2MEM_RECT_OUT_OF_BOUNDS" },
35 { 0x4, "SRC_LINE_EXCEEDS_PITCH" },
36 { 0x5, "SRC_LINE_EXCEEDS_NEG_PITCH" },
37 { 0x6, "DST_LINE_EXCEEDS_PITCH" },
38 { 0x7, "DST_LINE_EXCEEDS_NEG_PITCH" },
39 { 0x8, "BAD_SRC_PIXEL_COMP_REF" },
40 { 0x9, "INVALID_VALUE" },
41 { 0xa, "UNUSED_FIELD" },
42 { 0xb, "INVALID_OPERATION" },
43 {}
44 };
45
46 static void
gk104_ce_intr_launcherr(struct nvkm_engine * ce,const u32 base)47 gk104_ce_intr_launcherr(struct nvkm_engine *ce, const u32 base)
48 {
49 struct nvkm_subdev *subdev = &ce->subdev;
50 struct nvkm_device *device = subdev->device;
51 u32 stat = nvkm_rd32(device, 0x104f14 + base);
52 const struct nvkm_enum *en =
53 nvkm_enum_find(gk104_ce_launcherr_report, stat & 0x0000000f);
54 nvkm_warn(subdev, "LAUNCHERR %08x [%s]\n", stat, en ? en->name : "");
55 nvkm_wr32(device, 0x104f14 + base, 0x00000000);
56 }
57
58 void
gk104_ce_intr(struct nvkm_engine * ce)59 gk104_ce_intr(struct nvkm_engine *ce)
60 {
61 struct nvkm_subdev *subdev = &ce->subdev;
62 struct nvkm_device *device = subdev->device;
63 const u32 base = subdev->inst * 0x1000;
64 u32 mask = nvkm_rd32(device, 0x104904 + base);
65 u32 intr = nvkm_rd32(device, 0x104908 + base) & mask;
66 if (intr & 0x00000001) {
67 nvkm_warn(subdev, "BLOCKPIPE\n");
68 nvkm_wr32(device, 0x104908 + base, 0x00000001);
69 intr &= ~0x00000001;
70 }
71 if (intr & 0x00000002) {
72 nvkm_warn(subdev, "NONBLOCKPIPE\n");
73 nvkm_wr32(device, 0x104908 + base, 0x00000002);
74 intr &= ~0x00000002;
75 }
76 if (intr & 0x00000004) {
77 gk104_ce_intr_launcherr(ce, base);
78 nvkm_wr32(device, 0x104908 + base, 0x00000004);
79 intr &= ~0x00000004;
80 }
81 if (intr) {
82 nvkm_warn(subdev, "intr %08x\n", intr);
83 nvkm_wr32(device, 0x104908 + base, intr);
84 }
85 }
86
87 static const struct nvkm_engine_func
88 gk104_ce = {
89 .intr = gk104_ce_intr,
90 .sclass = {
91 { -1, -1, KEPLER_DMA_COPY_A },
92 {}
93 }
94 };
95
96 int
gk104_ce_new(struct nvkm_device * device,enum nvkm_subdev_type type,int inst,struct nvkm_engine ** pengine)97 gk104_ce_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
98 struct nvkm_engine **pengine)
99 {
100 return nvkm_engine_new_(&gk104_ce, device, type, inst, true, pengine);
101 }
102