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 "channv50.h"
25
26 static void
gf119_disp_chan_uevent_fini(struct nvkm_event * event,int type,int index)27 gf119_disp_chan_uevent_fini(struct nvkm_event *event, int type, int index)
28 {
29 struct nv50_disp *disp = container_of(event, typeof(*disp), uevent);
30 struct nvkm_device *device = disp->base.engine.subdev.device;
31 nvkm_mask(device, 0x610090, 0x00000001 << index, 0x00000000 << index);
32 nvkm_wr32(device, 0x61008c, 0x00000001 << index);
33 }
34
35 static void
gf119_disp_chan_uevent_init(struct nvkm_event * event,int types,int index)36 gf119_disp_chan_uevent_init(struct nvkm_event *event, int types, int index)
37 {
38 struct nv50_disp *disp = container_of(event, typeof(*disp), uevent);
39 struct nvkm_device *device = disp->base.engine.subdev.device;
40 nvkm_wr32(device, 0x61008c, 0x00000001 << index);
41 nvkm_mask(device, 0x610090, 0x00000001 << index, 0x00000001 << index);
42 }
43
44 const struct nvkm_event_func
45 gf119_disp_chan_uevent = {
46 .ctor = nv50_disp_chan_uevent_ctor,
47 .init = gf119_disp_chan_uevent_init,
48 .fini = gf119_disp_chan_uevent_fini,
49 };
50
51 void
gf119_disp_chan_intr(struct nv50_disp_chan * chan,bool en)52 gf119_disp_chan_intr(struct nv50_disp_chan *chan, bool en)
53 {
54 struct nvkm_device *device = chan->disp->base.engine.subdev.device;
55 const u32 mask = 0x00000001 << chan->chid.user;
56 if (!en) {
57 nvkm_mask(device, 0x610090, mask, 0x00000000);
58 nvkm_mask(device, 0x6100a0, mask, 0x00000000);
59 } else {
60 nvkm_mask(device, 0x6100a0, mask, mask);
61 }
62 }
63