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 "head.h"
26
27 static const struct nvkm_disp_oclass *
nv04_disp_root(struct nvkm_disp * disp)28 nv04_disp_root(struct nvkm_disp *disp)
29 {
30 return &nv04_disp_root_oclass;
31 }
32
33 static void
nv04_disp_intr(struct nvkm_disp * disp)34 nv04_disp_intr(struct nvkm_disp *disp)
35 {
36 struct nvkm_subdev *subdev = &disp->engine.subdev;
37 struct nvkm_device *device = subdev->device;
38 u32 crtc0 = nvkm_rd32(device, 0x600100);
39 u32 crtc1 = nvkm_rd32(device, 0x602100);
40 u32 pvideo;
41
42 if (crtc0 & 0x00000001) {
43 nvkm_disp_vblank(disp, 0);
44 nvkm_wr32(device, 0x600100, 0x00000001);
45 }
46
47 if (crtc1 & 0x00000001) {
48 nvkm_disp_vblank(disp, 1);
49 nvkm_wr32(device, 0x602100, 0x00000001);
50 }
51
52 if (device->chipset >= 0x10 && device->chipset <= 0x40) {
53 pvideo = nvkm_rd32(device, 0x8100);
54 if (pvideo & ~0x11)
55 nvkm_info(subdev, "PVIDEO intr: %08x\n", pvideo);
56 nvkm_wr32(device, 0x8100, pvideo);
57 }
58 }
59
60 static const struct nvkm_disp_func
61 nv04_disp = {
62 .intr = nv04_disp_intr,
63 .root = nv04_disp_root,
64 };
65
66 int
nv04_disp_new(struct nvkm_device * device,enum nvkm_subdev_type type,int inst,struct nvkm_disp ** pdisp)67 nv04_disp_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
68 struct nvkm_disp **pdisp)
69 {
70 int ret, i;
71
72 ret = nvkm_disp_new_(&nv04_disp, device, type, inst, pdisp);
73 if (ret)
74 return ret;
75
76 for (i = 0; i < 2; i++) {
77 ret = nv04_head_new(*pdisp, i);
78 if (ret)
79 return ret;
80 }
81
82 return 0;
83 }
84