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 <nouveau_bo.h>
25 #include <nvif/class.h>
26 
27 static void
28 sor907d_ctrl(struct nv50_core *core, int or, u32 ctrl,
29 	     struct nv50_head_atom *asyh)
30 {
31 	u32 *push;
32 	if ((push = evo_wait(&core->chan, 2))) {
33 		evo_mthd(push, 0x0200 + (or * 0x20), 1);
34 		evo_data(push, ctrl);
35 		evo_kick(push, &core->chan);
36 	}
37 }
38 
39 static void
40 sor907d_get_caps(struct nv50_disp *disp, struct nouveau_encoder *outp, int or)
41 {
42 	const int off = or * 2;
43 	u32 tmp = nouveau_bo_rd32(disp->sync, 0x000014 + off);
44 
45 	outp->caps.dp_interlace = !!(tmp & 0x04000000);
46 }
47 
48 const struct nv50_outp_func
49 sor907d = {
50 	.ctrl = sor907d_ctrl,
51 	.get_caps = sor907d_get_caps,
52 };
53