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1 /*
2  * Copyright 2016 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 <bskeggs@redhat.com>
23  */
24 #include "nv50.h"
25 #include "head.h"
26 #include "ior.h"
27 #include "channv50.h"
28 #include "rootnv50.h"
29 
30 static void
gp102_disp_intr_error(struct nv50_disp * disp,int chid)31 gp102_disp_intr_error(struct nv50_disp *disp, int chid)
32 {
33 	struct nvkm_subdev *subdev = &disp->base.engine.subdev;
34 	struct nvkm_device *device = subdev->device;
35 	u32 mthd = nvkm_rd32(device, 0x6111f0 + (chid * 12));
36 	u32 data = nvkm_rd32(device, 0x6111f4 + (chid * 12));
37 	u32 unkn = nvkm_rd32(device, 0x6111f8 + (chid * 12));
38 
39 	nvkm_error(subdev, "chid %d mthd %04x data %08x %08x %08x\n",
40 		   chid, (mthd & 0x0000ffc), data, mthd, unkn);
41 
42 	if (chid < ARRAY_SIZE(disp->chan)) {
43 		switch (mthd & 0xffc) {
44 		case 0x0080:
45 			nv50_disp_chan_mthd(disp->chan[chid], NV_DBG_ERROR);
46 			break;
47 		default:
48 			break;
49 		}
50 	}
51 
52 	nvkm_wr32(device, 0x61009c, (1 << chid));
53 	nvkm_wr32(device, 0x6111f0 + (chid * 12), 0x90000000);
54 }
55 
56 static const struct nv50_disp_func
57 gp102_disp = {
58 	.init = gf119_disp_init,
59 	.fini = gf119_disp_fini,
60 	.intr = gf119_disp_intr,
61 	.intr_error = gp102_disp_intr_error,
62 	.uevent = &gf119_disp_chan_uevent,
63 	.super = gf119_disp_super,
64 	.root = &gp102_disp_root_oclass,
65 	.head = { .cnt = gf119_head_cnt, .new = gf119_head_new },
66 	.sor = { .cnt = gf119_sor_cnt, .new = gp100_sor_new },
67 };
68 
69 int
gp102_disp_new(struct nvkm_device * device,int index,struct nvkm_disp ** pdisp)70 gp102_disp_new(struct nvkm_device *device, int index, struct nvkm_disp **pdisp)
71 {
72 	return nv50_disp_new_(&gp102_disp, device, index, pdisp);
73 }
74