1 /* $NetBSD: nouveau_dispnv50_headc37d.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_headc37d.c,v 1.2 2021/12/18 23:45:32 riastradh Exp $");
26
27 #include "head.h"
28 #include "atom.h"
29 #include "core.h"
30
31 static void
headc37d_or(struct nv50_head * head,struct nv50_head_atom * asyh)32 headc37d_or(struct nv50_head *head, struct nv50_head_atom *asyh)
33 {
34 struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->core->chan;
35 u32 *push;
36 if ((push = evo_wait(core, 2))) {
37 /*XXX: This is a dirty hack until OR depth handling is
38 * improved later for deep colour etc.
39 */
40 switch (asyh->or.depth) {
41 case 6: asyh->or.depth = 5; break;
42 case 5: asyh->or.depth = 4; break;
43 case 2: asyh->or.depth = 1; break;
44 case 0: asyh->or.depth = 4; break;
45 default:
46 WARN_ON(1);
47 break;
48 }
49
50 evo_mthd(push, 0x2004 + (head->base.index * 0x400), 1);
51 evo_data(push, 0x00000001 |
52 asyh->or.depth << 4 |
53 asyh->or.nvsync << 3 |
54 asyh->or.nhsync << 2);
55 evo_kick(push, core);
56 }
57 }
58
59 static void
headc37d_procamp(struct nv50_head * head,struct nv50_head_atom * asyh)60 headc37d_procamp(struct nv50_head *head, struct nv50_head_atom *asyh)
61 {
62 struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->core->chan;
63 u32 *push;
64 if ((push = evo_wait(core, 2))) {
65 evo_mthd(push, 0x2000 + (head->base.index * 0x400), 1);
66 evo_data(push, 0x80000000 |
67 asyh->procamp.sat.sin << 16 |
68 asyh->procamp.sat.cos << 4);
69 evo_kick(push, core);
70 }
71 }
72
73 void
headc37d_dither(struct nv50_head * head,struct nv50_head_atom * asyh)74 headc37d_dither(struct nv50_head *head, struct nv50_head_atom *asyh)
75 {
76 struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->core->chan;
77 u32 *push;
78 if ((push = evo_wait(core, 2))) {
79 evo_mthd(push, 0x2018 + (head->base.index * 0x0400), 1);
80 evo_data(push, asyh->dither.mode << 8 |
81 asyh->dither.bits << 4 |
82 asyh->dither.enable);
83 evo_kick(push, core);
84 }
85 }
86
87 void
headc37d_curs_clr(struct nv50_head * head)88 headc37d_curs_clr(struct nv50_head *head)
89 {
90 struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->core->chan;
91 u32 *push;
92 if ((push = evo_wait(core, 4))) {
93 evo_mthd(push, 0x209c + head->base.index * 0x400, 1);
94 evo_data(push, 0x000000cf);
95 evo_mthd(push, 0x2088 + head->base.index * 0x400, 1);
96 evo_data(push, 0x00000000);
97 evo_kick(push, core);
98 }
99 }
100
101 void
headc37d_curs_set(struct nv50_head * head,struct nv50_head_atom * asyh)102 headc37d_curs_set(struct nv50_head *head, struct nv50_head_atom *asyh)
103 {
104 struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->core->chan;
105 u32 *push;
106 if ((push = evo_wait(core, 7))) {
107 evo_mthd(push, 0x209c + head->base.index * 0x400, 2);
108 evo_data(push, 0x80000000 |
109 asyh->curs.layout << 8 |
110 asyh->curs.format << 0);
111 evo_data(push, 0x000072ff);
112 evo_mthd(push, 0x2088 + head->base.index * 0x400, 1);
113 evo_data(push, asyh->curs.handle);
114 evo_mthd(push, 0x2090 + head->base.index * 0x400, 1);
115 evo_data(push, asyh->curs.offset >> 8);
116 evo_kick(push, core);
117 }
118 }
119
120 int
headc37d_curs_format(struct nv50_head * head,struct nv50_wndw_atom * asyw,struct nv50_head_atom * asyh)121 headc37d_curs_format(struct nv50_head *head, struct nv50_wndw_atom *asyw,
122 struct nv50_head_atom *asyh)
123 {
124 asyh->curs.format = asyw->image.format;
125 return 0;
126 }
127
128 static void
headc37d_olut_clr(struct nv50_head * head)129 headc37d_olut_clr(struct nv50_head *head)
130 {
131 struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->core->chan;
132 u32 *push;
133 if ((push = evo_wait(core, 2))) {
134 evo_mthd(push, 0x20ac + (head->base.index * 0x400), 1);
135 evo_data(push, 0x00000000);
136 evo_kick(push, core);
137 }
138 }
139
140 static void
headc37d_olut_set(struct nv50_head * head,struct nv50_head_atom * asyh)141 headc37d_olut_set(struct nv50_head *head, struct nv50_head_atom *asyh)
142 {
143 struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->core->chan;
144 u32 *push;
145 if ((push = evo_wait(core, 4))) {
146 evo_mthd(push, 0x20a4 + (head->base.index * 0x400), 3);
147 evo_data(push, asyh->olut.output_mode << 8 |
148 asyh->olut.range << 4 |
149 asyh->olut.size);
150 evo_data(push, asyh->olut.offset >> 8);
151 evo_data(push, asyh->olut.handle);
152 evo_kick(push, core);
153 }
154 }
155
156 static bool
headc37d_olut(struct nv50_head * head,struct nv50_head_atom * asyh,int size)157 headc37d_olut(struct nv50_head *head, struct nv50_head_atom *asyh, int size)
158 {
159 if (size != 256 && size != 1024)
160 return false;
161
162 asyh->olut.mode = 2;
163 asyh->olut.size = size == 1024 ? 2 : 0;
164 asyh->olut.range = 0;
165 asyh->olut.output_mode = 1;
166 asyh->olut.load = head907d_olut_load;
167 return true;
168 }
169
170 static void
headc37d_mode(struct nv50_head * head,struct nv50_head_atom * asyh)171 headc37d_mode(struct nv50_head *head, struct nv50_head_atom *asyh)
172 {
173 struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->core->chan;
174 struct nv50_head_mode *m = &asyh->mode;
175 u32 *push;
176 if ((push = evo_wait(core, 12))) {
177 evo_mthd(push, 0x2064 + (head->base.index * 0x400), 5);
178 evo_data(push, (m->v.active << 16) | m->h.active );
179 evo_data(push, (m->v.synce << 16) | m->h.synce );
180 evo_data(push, (m->v.blanke << 16) | m->h.blanke );
181 evo_data(push, (m->v.blanks << 16) | m->h.blanks );
182 evo_data(push, (m->v.blank2e << 16) | m->v.blank2s);
183 evo_mthd(push, 0x200c + (head->base.index * 0x400), 1);
184 evo_data(push, m->clock * 1000);
185 evo_mthd(push, 0x2028 + (head->base.index * 0x400), 1);
186 evo_data(push, m->clock * 1000);
187 /*XXX: HEAD_USAGE_BOUNDS, doesn't belong here. */
188 evo_mthd(push, 0x2030 + (head->base.index * 0x400), 1);
189 evo_data(push, 0x00000124);
190 evo_kick(push, core);
191 }
192 }
193
194 void
headc37d_view(struct nv50_head * head,struct nv50_head_atom * asyh)195 headc37d_view(struct nv50_head *head, struct nv50_head_atom *asyh)
196 {
197 struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->core->chan;
198 u32 *push;
199 if ((push = evo_wait(core, 4))) {
200 evo_mthd(push, 0x204c + (head->base.index * 0x400), 1);
201 evo_data(push, (asyh->view.iH << 16) | asyh->view.iW);
202 evo_mthd(push, 0x2058 + (head->base.index * 0x400), 1);
203 evo_data(push, (asyh->view.oH << 16) | asyh->view.oW);
204 evo_kick(push, core);
205 }
206 }
207
208 const struct nv50_head_func
209 headc37d = {
210 .view = headc37d_view,
211 .mode = headc37d_mode,
212 .olut = headc37d_olut,
213 .olut_size = 1024,
214 .olut_set = headc37d_olut_set,
215 .olut_clr = headc37d_olut_clr,
216 .curs_layout = head917d_curs_layout,
217 .curs_format = headc37d_curs_format,
218 .curs_set = headc37d_curs_set,
219 .curs_clr = headc37d_curs_clr,
220 .dither = headc37d_dither,
221 .procamp = headc37d_procamp,
222 .or = headc37d_or,
223 };
224