1 /*
2 * Copyright 2018 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 #include "core.h"
23
24 static void
25 dac507d_ctrl(struct nv50_core *core, int or, u32 ctrl,
26 struct nv50_head_atom *asyh)
27 {
28 u32 *push, sync = 0;
29 if ((push = evo_wait(&core->chan, 3))) {
30 if (asyh) {
31 sync |= asyh->or.nvsync << 1;
32 sync |= asyh->or.nhsync;
33 }
34 evo_mthd(push, 0x0400 + (or * 0x080), 2);
35 evo_data(push, ctrl);
36 evo_data(push, sync);
37 evo_kick(push, &core->chan);
38 }
39 }
40
41 const struct nv50_outp_func
42 dac507d = {
43 .ctrl = dac507d_ctrl,
44 };