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 #include <nvif/pushc37b.h>
25 
26 #include <nvhw/class/clc37d.h>
27 
28 static int
29 sorc37d_ctrl(struct nv50_core *core, int or, u32 ctrl,
30 	     struct nv50_head_atom *asyh)
31 {
32 	struct nvif_push *push = core->chan.push;
33 	int ret;
34 
35 	if ((ret = PUSH_WAIT(push, 2)))
36 		return ret;
37 
38 	PUSH_MTHD(push, NVC37D, SOR_SET_CONTROL(or), ctrl);
39 	return 0;
40 }
41 
42 static void
43 sorc37d_get_caps(struct nv50_disp *disp, struct nouveau_encoder *outp, int or)
44 {
45 	u32 tmp = nvif_rd32(&disp->caps, 0x000144 + (or * 8));
46 
47 	outp->caps.dp_interlace = !!(tmp & 0x04000000);
48 }
49 
50 const struct nv50_outp_func
51 sorc37d = {
52 	.ctrl = sorc37d_ctrl,
53 	.get_caps = sorc37d_get_caps,
54 };
55