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 "head.h"
23 #include "core.h"
24 
25 void
26 head507d_procamp(struct nv50_head *head, struct nv50_head_atom *asyh)
27 {
28 	struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->core->chan;
29 	u32 *push;
30 	if ((push = evo_wait(core, 2))) {
31 		evo_mthd(push, 0x08a8 + (head->base.index * 0x400), 1);
32 		evo_data(push, asyh->procamp.sat.sin << 20 |
33 			       asyh->procamp.sat.cos << 8);
34 		evo_kick(push, core);
35 	}
36 }
37 
38 void
39 head507d_dither(struct nv50_head *head, struct nv50_head_atom *asyh)
40 {
41 	struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->core->chan;
42 	u32 *push;
43 	if ((push = evo_wait(core, 2))) {
44 		evo_mthd(push, 0x08a0 + (head->base.index * 0x0400), 1);
45 		evo_data(push, asyh->dither.mode << 3 |
46 			       asyh->dither.bits << 1 |
47 			       asyh->dither.enable);
48 		evo_kick(push, core);
49 	}
50 }
51 
52 void
53 head507d_ovly(struct nv50_head *head, struct nv50_head_atom *asyh)
54 {
55 	struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->core->chan;
56 	u32 bounds = 0;
57 	u32 *push;
58 
59 	if (asyh->ovly.cpp) {
60 		switch (asyh->ovly.cpp) {
61 		case 4: bounds |= 0x00000300; break;
62 		case 2: bounds |= 0x00000100; break;
63 		default:
64 			WARN_ON(1);
65 			break;
66 		}
67 		bounds |= 0x00000001;
68 	} else {
69 		bounds |= 0x00000100;
70 	}
71 
72 	if ((push = evo_wait(core, 2))) {
73 		evo_mthd(push, 0x0904 + head->base.index * 0x400, 1);
74 		evo_data(push, bounds);
75 		evo_kick(push, core);
76 	}
77 }
78 
79 void
80 head507d_base(struct nv50_head *head, struct nv50_head_atom *asyh)
81 {
82 	struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->core->chan;
83 	u32 bounds = 0;
84 	u32 *push;
85 
86 	if (asyh->base.cpp) {
87 		switch (asyh->base.cpp) {
88 		case 8: bounds |= 0x00000500; break;
89 		case 4: bounds |= 0x00000300; break;
90 		case 2: bounds |= 0x00000100; break;
91 		case 1: bounds |= 0x00000000; break;
92 		default:
93 			WARN_ON(1);
94 			break;
95 		}
96 		bounds |= 0x00000001;
97 	}
98 
99 	if ((push = evo_wait(core, 2))) {
100 		evo_mthd(push, 0x0900 + head->base.index * 0x400, 1);
101 		evo_data(push, bounds);
102 		evo_kick(push, core);
103 	}
104 }
105 
106 static void
107 head507d_curs_clr(struct nv50_head *head)
108 {
109 	struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->core->chan;
110 	u32 *push;
111 	if ((push = evo_wait(core, 2))) {
112 		evo_mthd(push, 0x0880 + head->base.index * 0x400, 1);
113 		evo_data(push, 0x05000000);
114 		evo_kick(push, core);
115 	}
116 }
117 
118 static void
119 head507d_curs_set(struct nv50_head *head, struct nv50_head_atom *asyh)
120 {
121 	struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->core->chan;
122 	u32 *push;
123 	if ((push = evo_wait(core, 3))) {
124 		evo_mthd(push, 0x0880 + head->base.index * 0x400, 2);
125 		evo_data(push, 0x80000000 | asyh->curs.layout << 26 |
126 					    asyh->curs.format << 24);
127 		evo_data(push, asyh->curs.offset >> 8);
128 		evo_kick(push, core);
129 	}
130 }
131 
132 int
133 head507d_curs_format(struct nv50_head *head, struct nv50_wndw_atom *asyw,
134 		     struct nv50_head_atom *asyh)
135 {
136 	switch (asyw->image.format) {
137 	case 0xcf: asyh->curs.format = 1; break;
138 	default:
139 		WARN_ON(1);
140 		return -EINVAL;
141 	}
142 	return 0;
143 }
144 
145 int
146 head507d_curs_layout(struct nv50_head *head, struct nv50_wndw_atom *asyw,
147 		     struct nv50_head_atom *asyh)
148 {
149 	switch (asyw->image.w) {
150 	case 32: asyh->curs.layout = 0; break;
151 	case 64: asyh->curs.layout = 1; break;
152 	default:
153 		return -EINVAL;
154 	}
155 	return 0;
156 }
157 
158 void
159 head507d_core_clr(struct nv50_head *head)
160 {
161 	struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->core->chan;
162 	u32 *push;
163 	if ((push = evo_wait(core, 2))) {
164 		evo_mthd(push, 0x0874 + head->base.index * 0x400, 1);
165 		evo_data(push, 0x00000000);
166 		evo_kick(push, core);
167 	}
168 }
169 
170 static void
171 head507d_core_set(struct nv50_head *head, struct nv50_head_atom *asyh)
172 {
173 	struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->core->chan;
174 	u32 *push;
175 	if ((push = evo_wait(core, 9))) {
176 		evo_mthd(push, 0x0860 + head->base.index * 0x400, 1);
177 		evo_data(push, asyh->core.offset >> 8);
178 		evo_mthd(push, 0x0868 + head->base.index * 0x400, 4);
179 		evo_data(push, asyh->core.h << 16 | asyh->core.w);
180 		evo_data(push, asyh->core.layout << 20 |
181 			       (asyh->core.pitch >> 8) << 8 |
182 			       asyh->core.blocks << 8 |
183 			       asyh->core.blockh);
184 		evo_data(push, asyh->core.kind << 16 |
185 			       asyh->core.format << 8);
186 		evo_data(push, asyh->core.handle);
187 		evo_mthd(push, 0x08c0 + head->base.index * 0x400, 1);
188 		evo_data(push, asyh->core.y << 16 | asyh->core.x);
189 		evo_kick(push, core);
190 
191 		/* EVO will complain with INVALID_STATE if we have an
192 		 * active cursor and (re)specify HeadSetContextDmaIso
193 		 * without also updating HeadSetOffsetCursor.
194 		 */
195 		asyh->set.curs = asyh->curs.visible;
196 		asyh->set.olut = asyh->olut.handle != 0;
197 	}
198 }
199 
200 void
201 head507d_core_calc(struct nv50_head *head, struct nv50_head_atom *asyh)
202 {
203 	struct nv50_disp *disp = nv50_disp(head->base.base.dev);
204 	if ((asyh->core.visible = (asyh->base.cpp != 0))) {
205 		asyh->core.x = asyh->base.x;
206 		asyh->core.y = asyh->base.y;
207 		asyh->core.w = asyh->base.w;
208 		asyh->core.h = asyh->base.h;
209 	} else
210 	if ((asyh->core.visible = (asyh->ovly.cpp != 0)) ||
211 	    (asyh->core.visible = asyh->curs.visible)) {
212 		/*XXX: We need to either find some way of having the
213 		 *     primary base layer appear black, while still
214 		 *     being able to display the other layers, or we
215 		 *     need to allocate a dummy black surface here.
216 		 */
217 		asyh->core.x = 0;
218 		asyh->core.y = 0;
219 		asyh->core.w = asyh->state.mode.hdisplay;
220 		asyh->core.h = asyh->state.mode.vdisplay;
221 	}
222 	asyh->core.handle = disp->core->chan.vram.handle;
223 	asyh->core.offset = 0;
224 	asyh->core.format = 0xcf;
225 	asyh->core.kind = 0;
226 	asyh->core.layout = 1;
227 	asyh->core.blockh = 0;
228 	asyh->core.blocks = 0;
229 	asyh->core.pitch = ALIGN(asyh->core.w, 64) * 4;
230 }
231 
232 static void
233 head507d_olut_clr(struct nv50_head *head)
234 {
235 	struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->core->chan;
236 	u32 *push;
237 	if ((push = evo_wait(core, 2))) {
238 		evo_mthd(push, 0x0840 + (head->base.index * 0x400), 1);
239 		evo_data(push, 0x00000000);
240 		evo_kick(push, core);
241 	}
242 }
243 
244 static void
245 head507d_olut_set(struct nv50_head *head, struct nv50_head_atom *asyh)
246 {
247 	struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->core->chan;
248 	u32 *push;
249 	if ((push = evo_wait(core, 3))) {
250 		evo_mthd(push, 0x0840 + (head->base.index * 0x400), 2);
251 		evo_data(push, 0x80000000 | asyh->olut.mode << 30);
252 		evo_data(push, asyh->olut.offset >> 8);
253 		evo_kick(push, core);
254 	}
255 }
256 
257 void
258 head507d_olut(struct nv50_head *head, struct nv50_head_atom *asyh)
259 {
260 	if (asyh->base.cpp == 1)
261 		asyh->olut.mode = 0;
262 	else
263 		asyh->olut.mode = 1;
264 }
265 
266 void
267 head507d_mode(struct nv50_head *head, struct nv50_head_atom *asyh)
268 {
269 	struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->core->chan;
270 	struct nv50_head_mode *m = &asyh->mode;
271 	u32 *push;
272 	if ((push = evo_wait(core, 13))) {
273 		evo_mthd(push, 0x0804 + (head->base.index * 0x400), 2);
274 		evo_data(push, 0x00800000 | m->clock);
275 		evo_data(push, m->interlace ? 0x00000002 : 0x00000000);
276 		evo_mthd(push, 0x0810 + (head->base.index * 0x400), 7);
277 		evo_data(push, 0x00000000);
278 		evo_data(push, m->v.active  << 16 | m->h.active );
279 		evo_data(push, m->v.synce   << 16 | m->h.synce  );
280 		evo_data(push, m->v.blanke  << 16 | m->h.blanke );
281 		evo_data(push, m->v.blanks  << 16 | m->h.blanks );
282 		evo_data(push, m->v.blank2e << 16 | m->v.blank2s);
283 		evo_data(push, asyh->mode.v.blankus);
284 		evo_mthd(push, 0x082c + (head->base.index * 0x400), 1);
285 		evo_data(push, 0x00000000);
286 		evo_kick(push, core);
287 	}
288 }
289 
290 void
291 head507d_view(struct nv50_head *head, struct nv50_head_atom *asyh)
292 {
293 	struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->core->chan;
294 	u32 *push;
295 	if ((push = evo_wait(core, 7))) {
296 		evo_mthd(push, 0x08a4 + (head->base.index * 0x400), 1);
297 		evo_data(push, 0x00000000);
298 		evo_mthd(push, 0x08c8 + (head->base.index * 0x400), 1);
299 		evo_data(push, asyh->view.iH << 16 | asyh->view.iW);
300 		evo_mthd(push, 0x08d8 + (head->base.index * 0x400), 2);
301 		evo_data(push, asyh->view.oH << 16 | asyh->view.oW);
302 		evo_data(push, asyh->view.oH << 16 | asyh->view.oW);
303 		evo_kick(push, core);
304 	}
305 }
306 
307 const struct nv50_head_func
308 head507d = {
309 	.view = head507d_view,
310 	.mode = head507d_mode,
311 	.olut = head507d_olut,
312 	.olut_set = head507d_olut_set,
313 	.olut_clr = head507d_olut_clr,
314 	.core_calc = head507d_core_calc,
315 	.core_set = head507d_core_set,
316 	.core_clr = head507d_core_clr,
317 	.curs_layout = head507d_curs_layout,
318 	.curs_format = head507d_curs_format,
319 	.curs_set = head507d_curs_set,
320 	.curs_clr = head507d_curs_clr,
321 	.base = head507d_base,
322 	.ovly = head507d_ovly,
323 	.dither = head507d_dither,
324 	.procamp = head507d_procamp,
325 };
326