xref: /netbsd-src/sys/external/bsd/drm2/dist/drm/nouveau/dispnv50/nouveau_dispnv50_corec57d.c (revision 41ec02673d281bbb3d38e6c78504ce6e30c228c1)
1 /*	$NetBSD: nouveau_dispnv50_corec57d.c,v 1.2 2021/12/18 23:45:32 riastradh Exp $	*/
2 
3 /*
4  * Copyright 2018 Red Hat Inc.
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the "Software"),
8  * to deal in the Software without restriction, including without limitation
9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10  * and/or sell copies of the Software, and to permit persons to whom the
11  * Software is furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in
14  * all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22  * OTHER DEALINGS IN THE SOFTWARE.
23  */
24 #include <sys/cdefs.h>
25 __KERNEL_RCSID(0, "$NetBSD: nouveau_dispnv50_corec57d.c,v 1.2 2021/12/18 23:45:32 riastradh Exp $");
26 
27 #include "core.h"
28 #include "head.h"
29 
30 static void
corec57d_init(struct nv50_core * core)31 corec57d_init(struct nv50_core *core)
32 {
33 	const u32 windows = 8; /*XXX*/
34 	u32 *push, i;
35 	if ((push = evo_wait(&core->chan, 2 + 5 * windows))) {
36 		evo_mthd(push, 0x0208, 1);
37 		evo_data(push, core->chan.sync.handle);
38 		for (i = 0; i < windows; i++) {
39 			evo_mthd(push, 0x1004 + (i * 0x080), 2);
40 			evo_data(push, 0x0000000f);
41 			evo_data(push, 0x00000000);
42 			evo_mthd(push, 0x1010 + (i * 0x080), 1);
43 			evo_data(push, 0x00117fff);
44 		}
45 		evo_kick(push, &core->chan);
46 		core->assign_windows = true;
47 	}
48 }
49 
50 static const struct nv50_core_func
51 corec57d = {
52 	.init = corec57d_init,
53 	.ntfy_init = corec37d_ntfy_init,
54 	.ntfy_wait_done = corec37d_ntfy_wait_done,
55 	.update = corec37d_update,
56 	.wndw.owner = corec37d_wndw_owner,
57 	.head = &headc57d,
58 	.sor = &sorc37d,
59 };
60 
61 int
corec57d_new(struct nouveau_drm * drm,s32 oclass,struct nv50_core ** pcore)62 corec57d_new(struct nouveau_drm *drm, s32 oclass, struct nv50_core **pcore)
63 {
64 	return core507d_new_(&corec57d, drm, oclass, pcore);
65 }
66