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1 /*
2  * Copyright 2013 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  * Authors: Ben Skeggs
23  */
24 
25 #include <subdev/gpio.h>
26 
27 #include <subdev/bios.h>
28 #include <subdev/bios/pll.h>
29 #include <subdev/bios/init.h>
30 #include <subdev/bios/rammap.h>
31 #include <subdev/bios/timing.h>
32 #include <subdev/bios/M0205.h>
33 #include <subdev/bios/M0209.h>
34 
35 #include <subdev/clock.h>
36 #include <subdev/clock/pll.h>
37 
38 #include <subdev/timer.h>
39 
40 #include <core/option.h>
41 
42 #include "nvc0.h"
43 
44 #include "ramfuc.h"
45 
46 struct nve0_ramfuc {
47 	struct ramfuc base;
48 
49 	struct nvbios_pll refpll;
50 	struct nvbios_pll mempll;
51 
52 	struct ramfuc_reg r_gpioMV;
53 	u32 r_funcMV[2];
54 	struct ramfuc_reg r_gpio2E;
55 	u32 r_func2E[2];
56 	struct ramfuc_reg r_gpiotrig;
57 
58 	struct ramfuc_reg r_0x132020;
59 	struct ramfuc_reg r_0x132028;
60 	struct ramfuc_reg r_0x132024;
61 	struct ramfuc_reg r_0x132030;
62 	struct ramfuc_reg r_0x132034;
63 	struct ramfuc_reg r_0x132000;
64 	struct ramfuc_reg r_0x132004;
65 	struct ramfuc_reg r_0x132040;
66 
67 	struct ramfuc_reg r_0x10f248;
68 	struct ramfuc_reg r_0x10f290;
69 	struct ramfuc_reg r_0x10f294;
70 	struct ramfuc_reg r_0x10f298;
71 	struct ramfuc_reg r_0x10f29c;
72 	struct ramfuc_reg r_0x10f2a0;
73 	struct ramfuc_reg r_0x10f2a4;
74 	struct ramfuc_reg r_0x10f2a8;
75 	struct ramfuc_reg r_0x10f2ac;
76 	struct ramfuc_reg r_0x10f2cc;
77 	struct ramfuc_reg r_0x10f2e8;
78 	struct ramfuc_reg r_0x10f250;
79 	struct ramfuc_reg r_0x10f24c;
80 	struct ramfuc_reg r_0x10fec4;
81 	struct ramfuc_reg r_0x10fec8;
82 	struct ramfuc_reg r_0x10f604;
83 	struct ramfuc_reg r_0x10f614;
84 	struct ramfuc_reg r_0x10f610;
85 	struct ramfuc_reg r_0x100770;
86 	struct ramfuc_reg r_0x100778;
87 	struct ramfuc_reg r_0x10f224;
88 
89 	struct ramfuc_reg r_0x10f870;
90 	struct ramfuc_reg r_0x10f698;
91 	struct ramfuc_reg r_0x10f694;
92 	struct ramfuc_reg r_0x10f6b8;
93 	struct ramfuc_reg r_0x10f808;
94 	struct ramfuc_reg r_0x10f670;
95 	struct ramfuc_reg r_0x10f60c;
96 	struct ramfuc_reg r_0x10f830;
97 	struct ramfuc_reg r_0x1373ec;
98 	struct ramfuc_reg r_0x10f800;
99 	struct ramfuc_reg r_0x10f82c;
100 
101 	struct ramfuc_reg r_0x10f978;
102 	struct ramfuc_reg r_0x10f910;
103 	struct ramfuc_reg r_0x10f914;
104 
105 	struct ramfuc_reg r_mr[16]; /* MR0 - MR8, MR15 */
106 
107 	struct ramfuc_reg r_0x62c000;
108 
109 	struct ramfuc_reg r_0x10f200;
110 
111 	struct ramfuc_reg r_0x10f210;
112 	struct ramfuc_reg r_0x10f310;
113 	struct ramfuc_reg r_0x10f314;
114 	struct ramfuc_reg r_0x10f318;
115 	struct ramfuc_reg r_0x10f090;
116 	struct ramfuc_reg r_0x10f69c;
117 	struct ramfuc_reg r_0x10f824;
118 	struct ramfuc_reg r_0x1373f0;
119 	struct ramfuc_reg r_0x1373f4;
120 	struct ramfuc_reg r_0x137320;
121 	struct ramfuc_reg r_0x10f65c;
122 	struct ramfuc_reg r_0x10f6bc;
123 	struct ramfuc_reg r_0x100710;
124 	struct ramfuc_reg r_0x100750;
125 };
126 
127 struct nve0_ram {
128 	struct nouveau_ram base;
129 	struct nve0_ramfuc fuc;
130 
131 	struct list_head cfg;
132 	u32 parts;
133 	u32 pmask;
134 	u32 pnuts;
135 
136 	struct nvbios_ramcfg diff;
137 	int from;
138 	int mode;
139 	int N1, fN1, M1, P1;
140 	int N2, M2, P2;
141 };
142 
143 /*******************************************************************************
144  * GDDR5
145  ******************************************************************************/
146 static void
nve0_ram_train(struct nve0_ramfuc * fuc,u32 mask,u32 data)147 nve0_ram_train(struct nve0_ramfuc *fuc, u32 mask, u32 data)
148 {
149 	struct nve0_ram *ram = container_of(fuc, typeof(*ram), fuc);
150 	u32 addr = 0x110974, i;
151 
152 	ram_mask(fuc, 0x10f910, mask, data);
153 	ram_mask(fuc, 0x10f914, mask, data);
154 
155 	for (i = 0; (data & 0x80000000) && i < ram->parts; addr += 0x1000, i++) {
156 		if (ram->pmask & (1 << i))
157 			continue;
158 		ram_wait(fuc, addr, 0x0000000f, 0x00000000, 500000);
159 	}
160 }
161 
162 static void
r1373f4_init(struct nve0_ramfuc * fuc)163 r1373f4_init(struct nve0_ramfuc *fuc)
164 {
165 	struct nve0_ram *ram = container_of(fuc, typeof(*ram), fuc);
166 	const u32 mcoef = ((--ram->P2 << 28) | (ram->N2 << 8) | ram->M2);
167 	const u32 rcoef = ((  ram->P1 << 16) | (ram->N1 << 8) | ram->M1);
168 	const u32 runk0 = ram->fN1 << 16;
169 	const u32 runk1 = ram->fN1;
170 
171 	if (ram->from == 2) {
172 		ram_mask(fuc, 0x1373f4, 0x00000000, 0x00001100);
173 		ram_mask(fuc, 0x1373f4, 0x00000000, 0x00000010);
174 	} else {
175 		ram_mask(fuc, 0x1373f4, 0x00000000, 0x00010010);
176 	}
177 
178 	ram_mask(fuc, 0x1373f4, 0x00000003, 0x00000000);
179 	ram_mask(fuc, 0x1373f4, 0x00000010, 0x00000000);
180 
181 	/* (re)program refpll, if required */
182 	if ((ram_rd32(fuc, 0x132024) & 0xffffffff) != rcoef ||
183 	    (ram_rd32(fuc, 0x132034) & 0x0000ffff) != runk1) {
184 		ram_mask(fuc, 0x132000, 0x00000001, 0x00000000);
185 		ram_mask(fuc, 0x132020, 0x00000001, 0x00000000);
186 		ram_wr32(fuc, 0x137320, 0x00000000);
187 		ram_mask(fuc, 0x132030, 0xffff0000, runk0);
188 		ram_mask(fuc, 0x132034, 0x0000ffff, runk1);
189 		ram_wr32(fuc, 0x132024, rcoef);
190 		ram_mask(fuc, 0x132028, 0x00080000, 0x00080000);
191 		ram_mask(fuc, 0x132020, 0x00000001, 0x00000001);
192 		ram_wait(fuc, 0x137390, 0x00020000, 0x00020000, 64000);
193 		ram_mask(fuc, 0x132028, 0x00080000, 0x00000000);
194 	}
195 
196 	/* (re)program mempll, if required */
197 	if (ram->mode == 2) {
198 		ram_mask(fuc, 0x1373f4, 0x00010000, 0x00000000);
199 		ram_mask(fuc, 0x132000, 0x80000000, 0x80000000);
200 		ram_mask(fuc, 0x132000, 0x00000001, 0x00000000);
201 		ram_mask(fuc, 0x132004, 0x103fffff, mcoef);
202 		ram_mask(fuc, 0x132000, 0x00000001, 0x00000001);
203 		ram_wait(fuc, 0x137390, 0x00000002, 0x00000002, 64000);
204 		ram_mask(fuc, 0x1373f4, 0x00000000, 0x00001100);
205 	} else {
206 		ram_mask(fuc, 0x1373f4, 0x00000000, 0x00010100);
207 	}
208 
209 	ram_mask(fuc, 0x1373f4, 0x00000000, 0x00000010);
210 }
211 
212 static void
r1373f4_fini(struct nve0_ramfuc * fuc)213 r1373f4_fini(struct nve0_ramfuc *fuc)
214 {
215 	struct nve0_ram *ram = container_of(fuc, typeof(*ram), fuc);
216 	struct nouveau_ram_data *next = ram->base.next;
217 	u8 v0 = next->bios.ramcfg_11_03_c0;
218 	u8 v1 = next->bios.ramcfg_11_03_30;
219 	u32 tmp;
220 
221 	tmp = ram_rd32(fuc, 0x1373ec) & ~0x00030000;
222 	ram_wr32(fuc, 0x1373ec, tmp | (v1 << 16));
223 	ram_mask(fuc, 0x1373f0, (~ram->mode & 3), 0x00000000);
224 	if (ram->mode == 2) {
225 		ram_mask(fuc, 0x1373f4, 0x00000003, 0x000000002);
226 		ram_mask(fuc, 0x1373f4, 0x00001100, 0x000000000);
227 	} else {
228 		ram_mask(fuc, 0x1373f4, 0x00000003, 0x000000001);
229 		ram_mask(fuc, 0x1373f4, 0x00010000, 0x000000000);
230 	}
231 	ram_mask(fuc, 0x10f800, 0x00000030, (v0 ^ v1) << 4);
232 }
233 
234 static void
nve0_ram_nuts(struct nve0_ram * ram,struct ramfuc_reg * reg,u32 _mask,u32 _data,u32 _copy)235 nve0_ram_nuts(struct nve0_ram *ram, struct ramfuc_reg *reg,
236 	      u32 _mask, u32 _data, u32 _copy)
237 {
238 	struct nve0_fb_priv *priv = (void *)nouveau_fb(ram);
239 	struct ramfuc *fuc = &ram->fuc.base;
240 	u32 addr = 0x110000 + (reg->addr & 0xfff);
241 	u32 mask = _mask | _copy;
242 	u32 data = (_data & _mask) | (reg->data & _copy);
243 	u32 i;
244 
245 	for (i = 0; i < 16; i++, addr += 0x1000) {
246 		if (ram->pnuts & (1 << i)) {
247 			u32 prev = nv_rd32(priv, addr);
248 			u32 next = (prev & ~mask) | data;
249 			nouveau_memx_wr32(fuc->memx, addr, next);
250 		}
251 	}
252 }
253 #define ram_nuts(s,r,m,d,c)                                                    \
254 	nve0_ram_nuts((s), &(s)->fuc.r_##r, (m), (d), (c))
255 
256 static int
nve0_ram_calc_gddr5(struct nouveau_fb * pfb,u32 freq)257 nve0_ram_calc_gddr5(struct nouveau_fb *pfb, u32 freq)
258 {
259 	struct nve0_ram *ram = (void *)pfb->ram;
260 	struct nve0_ramfuc *fuc = &ram->fuc;
261 	struct nouveau_ram_data *next = ram->base.next;
262 	int vc = !next->bios.ramcfg_11_02_08;
263 	int mv = !next->bios.ramcfg_11_02_04;
264 	u32 mask, data;
265 
266 	ram_mask(fuc, 0x10f808, 0x40000000, 0x40000000);
267 	ram_block(fuc);
268 	ram_wr32(fuc, 0x62c000, 0x0f0f0000);
269 
270 	/* MR1: turn termination on early, for some reason.. */
271 	if ((ram->base.mr[1] & 0x03c) != 0x030) {
272 		ram_mask(fuc, mr[1], 0x03c, ram->base.mr[1] & 0x03c);
273 		ram_nuts(ram, mr[1], 0x03c, ram->base.mr1_nuts & 0x03c, 0x000);
274 	}
275 
276 	if (vc == 1 && ram_have(fuc, gpio2E)) {
277 		u32 temp  = ram_mask(fuc, gpio2E, 0x3000, fuc->r_func2E[1]);
278 		if (temp != ram_rd32(fuc, gpio2E)) {
279 			ram_wr32(fuc, gpiotrig, 1);
280 			ram_nsec(fuc, 20000);
281 		}
282 	}
283 
284 	ram_mask(fuc, 0x10f200, 0x00000800, 0x00000000);
285 
286 	nve0_ram_train(fuc, 0x01020000, 0x000c0000);
287 
288 	ram_wr32(fuc, 0x10f210, 0x00000000); /* REFRESH_AUTO = 0 */
289 	ram_nsec(fuc, 1000);
290 	ram_wr32(fuc, 0x10f310, 0x00000001); /* REFRESH */
291 	ram_nsec(fuc, 1000);
292 
293 	ram_mask(fuc, 0x10f200, 0x80000000, 0x80000000);
294 	ram_wr32(fuc, 0x10f314, 0x00000001); /* PRECHARGE */
295 	ram_mask(fuc, 0x10f200, 0x80000000, 0x00000000);
296 	ram_wr32(fuc, 0x10f090, 0x00000061);
297 	ram_wr32(fuc, 0x10f090, 0xc000007f);
298 	ram_nsec(fuc, 1000);
299 
300 	ram_wr32(fuc, 0x10f698, 0x00000000);
301 	ram_wr32(fuc, 0x10f69c, 0x00000000);
302 
303 	/*XXX: there does appear to be some kind of condition here, simply
304 	 *     modifying these bits in the vbios from the default pl0
305 	 *     entries shows no change.  however, the data does appear to
306 	 *     be correct and may be required for the transition back
307 	 */
308 	mask = 0x800f07e0;
309 	data = 0x00030000;
310 	if (ram_rd32(fuc, 0x10f978) & 0x00800000)
311 		data |= 0x00040000;
312 
313 	if (1) {
314 		data |= 0x800807e0;
315 		switch (next->bios.ramcfg_11_03_c0) {
316 		case 3: data &= ~0x00000040; break;
317 		case 2: data &= ~0x00000100; break;
318 		case 1: data &= ~0x80000000; break;
319 		case 0: data &= ~0x00000400; break;
320 		}
321 
322 		switch (next->bios.ramcfg_11_03_30) {
323 		case 3: data &= ~0x00000020; break;
324 		case 2: data &= ~0x00000080; break;
325 		case 1: data &= ~0x00080000; break;
326 		case 0: data &= ~0x00000200; break;
327 		}
328 	}
329 
330 	if (next->bios.ramcfg_11_02_80)
331 		mask |= 0x03000000;
332 	if (next->bios.ramcfg_11_02_40)
333 		mask |= 0x00002000;
334 	if (next->bios.ramcfg_11_07_10)
335 		mask |= 0x00004000;
336 	if (next->bios.ramcfg_11_07_08)
337 		mask |= 0x00000003;
338 	else {
339 		mask |= 0x34000000;
340 		if (ram_rd32(fuc, 0x10f978) & 0x00800000)
341 			mask |= 0x40000000;
342 	}
343 	ram_mask(fuc, 0x10f824, mask, data);
344 
345 	ram_mask(fuc, 0x132040, 0x00010000, 0x00000000);
346 
347 	if (ram->from == 2 && ram->mode != 2) {
348 		ram_mask(fuc, 0x10f808, 0x00080000, 0x00000000);
349 		ram_mask(fuc, 0x10f200, 0x18008000, 0x00008000);
350 		ram_mask(fuc, 0x10f800, 0x00000000, 0x00000004);
351 		ram_mask(fuc, 0x10f830, 0x00008000, 0x01040010);
352 		ram_mask(fuc, 0x10f830, 0x01000000, 0x00000000);
353 		r1373f4_init(fuc);
354 		ram_mask(fuc, 0x1373f0, 0x00000002, 0x00000001);
355 		r1373f4_fini(fuc);
356 		ram_mask(fuc, 0x10f830, 0x00c00000, 0x00240001);
357 	} else
358 	if (ram->from != 2 && ram->mode != 2) {
359 		r1373f4_init(fuc);
360 		r1373f4_fini(fuc);
361 	}
362 
363 	if (ram_have(fuc, gpioMV)) {
364 		u32 temp  = ram_mask(fuc, gpioMV, 0x3000, fuc->r_funcMV[mv]);
365 		if (temp != ram_rd32(fuc, gpioMV)) {
366 			ram_wr32(fuc, gpiotrig, 1);
367 			ram_nsec(fuc, 64000);
368 		}
369 	}
370 
371 	if (next->bios.ramcfg_11_02_40 ||
372 	    next->bios.ramcfg_11_07_10) {
373 		ram_mask(fuc, 0x132040, 0x00010000, 0x00010000);
374 		ram_nsec(fuc, 20000);
375 	}
376 
377 	if (ram->from != 2 && ram->mode == 2) {
378 		if (0 /*XXX: Titan */)
379 			ram_mask(fuc, 0x10f200, 0x18000000, 0x18000000);
380 		ram_mask(fuc, 0x10f800, 0x00000004, 0x00000000);
381 		ram_mask(fuc, 0x1373f0, 0x00000000, 0x00000002);
382 		ram_mask(fuc, 0x10f830, 0x00800001, 0x00408010);
383 		r1373f4_init(fuc);
384 		r1373f4_fini(fuc);
385 		ram_mask(fuc, 0x10f808, 0x00000000, 0x00080000);
386 		ram_mask(fuc, 0x10f200, 0x00808000, 0x00800000);
387 	} else
388 	if (ram->from == 2 && ram->mode == 2) {
389 		ram_mask(fuc, 0x10f800, 0x00000004, 0x00000000);
390 		r1373f4_init(fuc);
391 		r1373f4_fini(fuc);
392 	}
393 
394 	if (ram->mode != 2) /*XXX*/ {
395 		if (next->bios.ramcfg_11_07_40)
396 			ram_mask(fuc, 0x10f670, 0x80000000, 0x80000000);
397 	}
398 
399 	ram_wr32(fuc, 0x10f65c, 0x00000011 * next->bios.rammap_11_11_0c);
400 	ram_wr32(fuc, 0x10f6b8, 0x01010101 * next->bios.ramcfg_11_09);
401 	ram_wr32(fuc, 0x10f6bc, 0x01010101 * next->bios.ramcfg_11_09);
402 
403 	if (!next->bios.ramcfg_11_07_08 && !next->bios.ramcfg_11_07_04) {
404 		ram_wr32(fuc, 0x10f698, 0x01010101 * next->bios.ramcfg_11_04);
405 		ram_wr32(fuc, 0x10f69c, 0x01010101 * next->bios.ramcfg_11_04);
406 	} else
407 	if (!next->bios.ramcfg_11_07_08) {
408 		ram_wr32(fuc, 0x10f698, 0x00000000);
409 		ram_wr32(fuc, 0x10f69c, 0x00000000);
410 	}
411 
412 	if (ram->mode != 2) {
413 		u32 data = 0x01000100 * next->bios.ramcfg_11_04;
414 		ram_nuke(fuc, 0x10f694);
415 		ram_mask(fuc, 0x10f694, 0xff00ff00, data);
416 	}
417 
418 	if (ram->mode == 2 && next->bios.ramcfg_11_08_10)
419 		data = 0x00000080;
420 	else
421 		data = 0x00000000;
422 	ram_mask(fuc, 0x10f60c, 0x00000080, data);
423 
424 	mask = 0x00070000;
425 	data = 0x00000000;
426 	if (!next->bios.ramcfg_11_02_80)
427 		data |= 0x03000000;
428 	if (!next->bios.ramcfg_11_02_40)
429 		data |= 0x00002000;
430 	if (!next->bios.ramcfg_11_07_10)
431 		data |= 0x00004000;
432 	if (!next->bios.ramcfg_11_07_08)
433 		data |= 0x00000003;
434 	else
435 		data |= 0x74000000;
436 	ram_mask(fuc, 0x10f824, mask, data);
437 
438 	if (next->bios.ramcfg_11_01_08)
439 		data = 0x00000000;
440 	else
441 		data = 0x00001000;
442 	ram_mask(fuc, 0x10f200, 0x00001000, data);
443 
444 	if (ram_rd32(fuc, 0x10f670) & 0x80000000) {
445 		ram_nsec(fuc, 10000);
446 		ram_mask(fuc, 0x10f670, 0x80000000, 0x00000000);
447 	}
448 
449 	if (next->bios.ramcfg_11_08_01)
450 		data = 0x00100000;
451 	else
452 		data = 0x00000000;
453 	ram_mask(fuc, 0x10f82c, 0x00100000, data);
454 
455 	data = 0x00000000;
456 	if (next->bios.ramcfg_11_08_08)
457 		data |= 0x00002000;
458 	if (next->bios.ramcfg_11_08_04)
459 		data |= 0x00001000;
460 	if (next->bios.ramcfg_11_08_02)
461 		data |= 0x00004000;
462 	ram_mask(fuc, 0x10f830, 0x00007000, data);
463 
464 	/* PFB timing */
465 	ram_mask(fuc, 0x10f248, 0xffffffff, next->bios.timing[10]);
466 	ram_mask(fuc, 0x10f290, 0xffffffff, next->bios.timing[0]);
467 	ram_mask(fuc, 0x10f294, 0xffffffff, next->bios.timing[1]);
468 	ram_mask(fuc, 0x10f298, 0xffffffff, next->bios.timing[2]);
469 	ram_mask(fuc, 0x10f29c, 0xffffffff, next->bios.timing[3]);
470 	ram_mask(fuc, 0x10f2a0, 0xffffffff, next->bios.timing[4]);
471 	ram_mask(fuc, 0x10f2a4, 0xffffffff, next->bios.timing[5]);
472 	ram_mask(fuc, 0x10f2a8, 0xffffffff, next->bios.timing[6]);
473 	ram_mask(fuc, 0x10f2ac, 0xffffffff, next->bios.timing[7]);
474 	ram_mask(fuc, 0x10f2cc, 0xffffffff, next->bios.timing[8]);
475 	ram_mask(fuc, 0x10f2e8, 0xffffffff, next->bios.timing[9]);
476 
477 	data = mask = 0x00000000;
478 	if (ram->diff.ramcfg_11_08_20) {
479 		if (next->bios.ramcfg_11_08_20)
480 			data |= 0x01000000;
481 		mask |= 0x01000000;
482 	}
483 	ram_mask(fuc, 0x10f200, mask, data);
484 
485 	data = mask = 0x00000000;
486 	if (ram->diff.ramcfg_11_02_03) {
487 		data |= next->bios.ramcfg_11_02_03 << 8;
488 		mask |= 0x00000300;
489 	}
490 	if (ram->diff.ramcfg_11_01_10) {
491 		if (next->bios.ramcfg_11_01_10)
492 			data |= 0x70000000;
493 		mask |= 0x70000000;
494 	}
495 	ram_mask(fuc, 0x10f604, mask, data);
496 
497 	data = mask = 0x00000000;
498 	if (ram->diff.timing_20_30_07) {
499 		data |= next->bios.timing_20_30_07 << 28;
500 		mask |= 0x70000000;
501 	}
502 	if (ram->diff.ramcfg_11_01_01) {
503 		if (next->bios.ramcfg_11_01_01)
504 			data |= 0x00000100;
505 		mask |= 0x00000100;
506 	}
507 	ram_mask(fuc, 0x10f614, mask, data);
508 
509 	data = mask = 0x00000000;
510 	if (ram->diff.timing_20_30_07) {
511 		data |= next->bios.timing_20_30_07 << 28;
512 		mask |= 0x70000000;
513 	}
514 	if (ram->diff.ramcfg_11_01_02) {
515 		if (next->bios.ramcfg_11_01_02)
516 			data |= 0x00000100;
517 		mask |= 0x00000100;
518 	}
519 	ram_mask(fuc, 0x10f610, mask, data);
520 
521 	mask = 0x33f00000;
522 	data = 0x00000000;
523 	if (!next->bios.ramcfg_11_01_04)
524 		data |= 0x20200000;
525 	if (!next->bios.ramcfg_11_07_80)
526 		data |= 0x12800000;
527 	/*XXX: see note above about there probably being some condition
528 	 *     for the 10f824 stuff that uses ramcfg 3...
529 	 */
530 	if (next->bios.ramcfg_11_03_f0) {
531 		if (next->bios.rammap_11_08_0c) {
532 			if (!next->bios.ramcfg_11_07_80)
533 				mask |= 0x00000020;
534 			else
535 				data |= 0x00000020;
536 			mask |= 0x00000004;
537 		}
538 	} else {
539 		mask |= 0x40000020;
540 		data |= 0x00000004;
541 	}
542 
543 	ram_mask(fuc, 0x10f808, mask, data);
544 
545 	ram_wr32(fuc, 0x10f870, 0x11111111 * next->bios.ramcfg_11_03_0f);
546 
547 	data = mask = 0x00000000;
548 	if (ram->diff.ramcfg_11_02_03) {
549 		data |= next->bios.ramcfg_11_02_03;
550 		mask |= 0x00000003;
551 	}
552 	if (ram->diff.ramcfg_11_01_10) {
553 		if (next->bios.ramcfg_11_01_10)
554 			data |= 0x00000004;
555 		mask |= 0x00000004;
556 	}
557 
558 	if ((ram_mask(fuc, 0x100770, mask, data) & mask & 4) != (data & 4)) {
559 		ram_mask(fuc, 0x100750, 0x00000008, 0x00000008);
560 		ram_wr32(fuc, 0x100710, 0x00000000);
561 		ram_wait(fuc, 0x100710, 0x80000000, 0x80000000, 200000);
562 	}
563 
564 	data = next->bios.timing_20_30_07 << 8;
565 	if (next->bios.ramcfg_11_01_01)
566 		data |= 0x80000000;
567 	ram_mask(fuc, 0x100778, 0x00000700, data);
568 
569 	ram_mask(fuc, 0x10f250, 0x000003f0, next->bios.timing_20_2c_003f << 4);
570 	data = (next->bios.timing[10] & 0x7f000000) >> 24;
571 	if (data < next->bios.timing_20_2c_1fc0)
572 		data = next->bios.timing_20_2c_1fc0;
573 	ram_mask(fuc, 0x10f24c, 0x7f000000, data << 24);
574 	ram_mask(fuc, 0x10f224, 0x001f0000, next->bios.timing_20_30_f8 << 16);
575 
576 	ram_mask(fuc, 0x10fec4, 0x041e0f07, next->bios.timing_20_31_0800 << 26 |
577 					    next->bios.timing_20_31_0780 << 17 |
578 					    next->bios.timing_20_31_0078 << 8 |
579 					    next->bios.timing_20_31_0007);
580 	ram_mask(fuc, 0x10fec8, 0x00000027, next->bios.timing_20_31_8000 << 5 |
581 					    next->bios.timing_20_31_7000);
582 
583 	ram_wr32(fuc, 0x10f090, 0x4000007e);
584 	ram_nsec(fuc, 2000);
585 	ram_wr32(fuc, 0x10f314, 0x00000001); /* PRECHARGE */
586 	ram_wr32(fuc, 0x10f310, 0x00000001); /* REFRESH */
587 	ram_wr32(fuc, 0x10f210, 0x80000000); /* REFRESH_AUTO = 1 */
588 
589 	if (next->bios.ramcfg_11_08_10 && (ram->mode == 2) /*XXX*/) {
590 		u32 temp = ram_mask(fuc, 0x10f294, 0xff000000, 0x24000000);
591 		nve0_ram_train(fuc, 0xbc0e0000, 0xa4010000); /*XXX*/
592 		ram_nsec(fuc, 1000);
593 		ram_wr32(fuc, 0x10f294, temp);
594 	}
595 
596 	ram_mask(fuc, mr[3], 0xfff, ram->base.mr[3]);
597 	ram_wr32(fuc, mr[0], ram->base.mr[0]);
598 	ram_mask(fuc, mr[8], 0xfff, ram->base.mr[8]);
599 	ram_nsec(fuc, 1000);
600 	ram_mask(fuc, mr[1], 0xfff, ram->base.mr[1]);
601 	ram_mask(fuc, mr[5], 0xfff, ram->base.mr[5] & ~0x004); /* LP3 later */
602 	ram_mask(fuc, mr[6], 0xfff, ram->base.mr[6]);
603 	ram_mask(fuc, mr[7], 0xfff, ram->base.mr[7]);
604 
605 	if (vc == 0 && ram_have(fuc, gpio2E)) {
606 		u32 temp  = ram_mask(fuc, gpio2E, 0x3000, fuc->r_func2E[0]);
607 		if (temp != ram_rd32(fuc, gpio2E)) {
608 			ram_wr32(fuc, gpiotrig, 1);
609 			ram_nsec(fuc, 20000);
610 		}
611 	}
612 
613 	ram_mask(fuc, 0x10f200, 0x80000000, 0x80000000);
614 	ram_wr32(fuc, 0x10f318, 0x00000001); /* NOP? */
615 	ram_mask(fuc, 0x10f200, 0x80000000, 0x00000000);
616 	ram_nsec(fuc, 1000);
617 	ram_nuts(ram, 0x10f200, 0x18808800, 0x00000000, 0x18808800);
618 
619 	data  = ram_rd32(fuc, 0x10f978);
620 	data &= ~0x00046144;
621 	data |=  0x0000000b;
622 	if (!next->bios.ramcfg_11_07_08) {
623 		if (!next->bios.ramcfg_11_07_04)
624 			data |= 0x0000200c;
625 		else
626 			data |= 0x00000000;
627 	} else {
628 		data |= 0x00040044;
629 	}
630 	ram_wr32(fuc, 0x10f978, data);
631 
632 	if (ram->mode == 1) {
633 		data = ram_rd32(fuc, 0x10f830) | 0x00000001;
634 		ram_wr32(fuc, 0x10f830, data);
635 	}
636 
637 	if (!next->bios.ramcfg_11_07_08) {
638 		data = 0x88020000;
639 		if ( next->bios.ramcfg_11_07_04)
640 			data |= 0x10000000;
641 		if (!next->bios.rammap_11_08_10)
642 			data |= 0x00080000;
643 	} else {
644 		data = 0xa40e0000;
645 	}
646 	nve0_ram_train(fuc, 0xbc0f0000, data);
647 	if (1) /* XXX: not always? */
648 		ram_nsec(fuc, 1000);
649 
650 	if (ram->mode == 2) { /*XXX*/
651 		ram_mask(fuc, 0x10f800, 0x00000004, 0x00000004);
652 	}
653 
654 	/* LP3 */
655 	if (ram_mask(fuc, mr[5], 0x004, ram->base.mr[5]) != ram->base.mr[5])
656 		ram_nsec(fuc, 1000);
657 
658 	if (ram->mode != 2) {
659 		ram_mask(fuc, 0x10f830, 0x01000000, 0x01000000);
660 		ram_mask(fuc, 0x10f830, 0x01000000, 0x00000000);
661 	}
662 
663 	if (next->bios.ramcfg_11_07_02)
664 		nve0_ram_train(fuc, 0x80020000, 0x01000000);
665 
666 	ram_unblock(fuc);
667 	ram_wr32(fuc, 0x62c000, 0x0f0f0f00);
668 
669 	if (next->bios.rammap_11_08_01)
670 		data = 0x00000800;
671 	else
672 		data = 0x00000000;
673 	ram_mask(fuc, 0x10f200, 0x00000800, data);
674 	ram_nuts(ram, 0x10f200, 0x18808800, data, 0x18808800);
675 	return 0;
676 }
677 
678 /*******************************************************************************
679  * DDR3
680  ******************************************************************************/
681 
682 static int
nve0_ram_calc_sddr3(struct nouveau_fb * pfb,u32 freq)683 nve0_ram_calc_sddr3(struct nouveau_fb *pfb, u32 freq)
684 {
685 	struct nve0_ram *ram = (void *)pfb->ram;
686 	struct nve0_ramfuc *fuc = &ram->fuc;
687 	const u32 rcoef = ((  ram->P1 << 16) | (ram->N1 << 8) | ram->M1);
688 	const u32 runk0 = ram->fN1 << 16;
689 	const u32 runk1 = ram->fN1;
690 	struct nouveau_ram_data *next = ram->base.next;
691 	int vc = !next->bios.ramcfg_11_02_08;
692 	int mv = !next->bios.ramcfg_11_02_04;
693 	u32 mask, data;
694 
695 	ram_mask(fuc, 0x10f808, 0x40000000, 0x40000000);
696 	ram_block(fuc);
697 	ram_wr32(fuc, 0x62c000, 0x0f0f0000);
698 
699 	if (vc == 1 && ram_have(fuc, gpio2E)) {
700 		u32 temp  = ram_mask(fuc, gpio2E, 0x3000, fuc->r_func2E[1]);
701 		if (temp != ram_rd32(fuc, gpio2E)) {
702 			ram_wr32(fuc, gpiotrig, 1);
703 			ram_nsec(fuc, 20000);
704 		}
705 	}
706 
707 	ram_mask(fuc, 0x10f200, 0x00000800, 0x00000000);
708 	if (next->bios.ramcfg_11_03_f0)
709 		ram_mask(fuc, 0x10f808, 0x04000000, 0x04000000);
710 
711 	ram_wr32(fuc, 0x10f314, 0x00000001); /* PRECHARGE */
712 	ram_wr32(fuc, 0x10f210, 0x00000000); /* REFRESH_AUTO = 0 */
713 	ram_wr32(fuc, 0x10f310, 0x00000001); /* REFRESH */
714 	ram_mask(fuc, 0x10f200, 0x80000000, 0x80000000);
715 	ram_wr32(fuc, 0x10f310, 0x00000001); /* REFRESH */
716 	ram_mask(fuc, 0x10f200, 0x80000000, 0x00000000);
717 	ram_nsec(fuc, 1000);
718 
719 	ram_wr32(fuc, 0x10f090, 0x00000060);
720 	ram_wr32(fuc, 0x10f090, 0xc000007e);
721 
722 	/*XXX: there does appear to be some kind of condition here, simply
723 	 *     modifying these bits in the vbios from the default pl0
724 	 *     entries shows no change.  however, the data does appear to
725 	 *     be correct and may be required for the transition back
726 	 */
727 	mask = 0x00010000;
728 	data = 0x00010000;
729 
730 	if (1) {
731 		mask |= 0x800807e0;
732 		data |= 0x800807e0;
733 		switch (next->bios.ramcfg_11_03_c0) {
734 		case 3: data &= ~0x00000040; break;
735 		case 2: data &= ~0x00000100; break;
736 		case 1: data &= ~0x80000000; break;
737 		case 0: data &= ~0x00000400; break;
738 		}
739 
740 		switch (next->bios.ramcfg_11_03_30) {
741 		case 3: data &= ~0x00000020; break;
742 		case 2: data &= ~0x00000080; break;
743 		case 1: data &= ~0x00080000; break;
744 		case 0: data &= ~0x00000200; break;
745 		}
746 	}
747 
748 	if (next->bios.ramcfg_11_02_80)
749 		mask |= 0x03000000;
750 	if (next->bios.ramcfg_11_02_40)
751 		mask |= 0x00002000;
752 	if (next->bios.ramcfg_11_07_10)
753 		mask |= 0x00004000;
754 	if (next->bios.ramcfg_11_07_08)
755 		mask |= 0x00000003;
756 	else
757 		mask |= 0x14000000;
758 	ram_mask(fuc, 0x10f824, mask, data);
759 
760 	ram_mask(fuc, 0x132040, 0x00010000, 0x00000000);
761 
762 	ram_mask(fuc, 0x1373f4, 0x00000000, 0x00010010);
763 	data  = ram_rd32(fuc, 0x1373ec) & ~0x00030000;
764 	data |= next->bios.ramcfg_11_03_30 << 16;
765 	ram_wr32(fuc, 0x1373ec, data);
766 	ram_mask(fuc, 0x1373f4, 0x00000003, 0x00000000);
767 	ram_mask(fuc, 0x1373f4, 0x00000010, 0x00000000);
768 
769 	/* (re)program refpll, if required */
770 	if ((ram_rd32(fuc, 0x132024) & 0xffffffff) != rcoef ||
771 	    (ram_rd32(fuc, 0x132034) & 0x0000ffff) != runk1) {
772 		ram_mask(fuc, 0x132000, 0x00000001, 0x00000000);
773 		ram_mask(fuc, 0x132020, 0x00000001, 0x00000000);
774 		ram_wr32(fuc, 0x137320, 0x00000000);
775 		ram_mask(fuc, 0x132030, 0xffff0000, runk0);
776 		ram_mask(fuc, 0x132034, 0x0000ffff, runk1);
777 		ram_wr32(fuc, 0x132024, rcoef);
778 		ram_mask(fuc, 0x132028, 0x00080000, 0x00080000);
779 		ram_mask(fuc, 0x132020, 0x00000001, 0x00000001);
780 		ram_wait(fuc, 0x137390, 0x00020000, 0x00020000, 64000);
781 		ram_mask(fuc, 0x132028, 0x00080000, 0x00000000);
782 	}
783 
784 	ram_mask(fuc, 0x1373f4, 0x00000010, 0x00000010);
785 	ram_mask(fuc, 0x1373f4, 0x00000003, 0x00000001);
786 	ram_mask(fuc, 0x1373f4, 0x00010000, 0x00000000);
787 
788 	if (ram_have(fuc, gpioMV)) {
789 		u32 temp  = ram_mask(fuc, gpioMV, 0x3000, fuc->r_funcMV[mv]);
790 		if (temp != ram_rd32(fuc, gpioMV)) {
791 			ram_wr32(fuc, gpiotrig, 1);
792 			ram_nsec(fuc, 64000);
793 		}
794 	}
795 
796 	if (next->bios.ramcfg_11_02_40 ||
797 	    next->bios.ramcfg_11_07_10) {
798 		ram_mask(fuc, 0x132040, 0x00010000, 0x00010000);
799 		ram_nsec(fuc, 20000);
800 	}
801 
802 	if (ram->mode != 2) /*XXX*/ {
803 		if (next->bios.ramcfg_11_07_40)
804 			ram_mask(fuc, 0x10f670, 0x80000000, 0x80000000);
805 	}
806 
807 	ram_wr32(fuc, 0x10f65c, 0x00000011 * next->bios.rammap_11_11_0c);
808 	ram_wr32(fuc, 0x10f6b8, 0x01010101 * next->bios.ramcfg_11_09);
809 	ram_wr32(fuc, 0x10f6bc, 0x01010101 * next->bios.ramcfg_11_09);
810 
811 	mask = 0x00010000;
812 	data = 0x00000000;
813 	if (!next->bios.ramcfg_11_02_80)
814 		data |= 0x03000000;
815 	if (!next->bios.ramcfg_11_02_40)
816 		data |= 0x00002000;
817 	if (!next->bios.ramcfg_11_07_10)
818 		data |= 0x00004000;
819 	if (!next->bios.ramcfg_11_07_08)
820 		data |= 0x00000003;
821 	else
822 		data |= 0x14000000;
823 	ram_mask(fuc, 0x10f824, mask, data);
824 	ram_nsec(fuc, 1000);
825 
826 	if (next->bios.ramcfg_11_08_01)
827 		data = 0x00100000;
828 	else
829 		data = 0x00000000;
830 	ram_mask(fuc, 0x10f82c, 0x00100000, data);
831 
832 	/* PFB timing */
833 	ram_mask(fuc, 0x10f248, 0xffffffff, next->bios.timing[10]);
834 	ram_mask(fuc, 0x10f290, 0xffffffff, next->bios.timing[0]);
835 	ram_mask(fuc, 0x10f294, 0xffffffff, next->bios.timing[1]);
836 	ram_mask(fuc, 0x10f298, 0xffffffff, next->bios.timing[2]);
837 	ram_mask(fuc, 0x10f29c, 0xffffffff, next->bios.timing[3]);
838 	ram_mask(fuc, 0x10f2a0, 0xffffffff, next->bios.timing[4]);
839 	ram_mask(fuc, 0x10f2a4, 0xffffffff, next->bios.timing[5]);
840 	ram_mask(fuc, 0x10f2a8, 0xffffffff, next->bios.timing[6]);
841 	ram_mask(fuc, 0x10f2ac, 0xffffffff, next->bios.timing[7]);
842 	ram_mask(fuc, 0x10f2cc, 0xffffffff, next->bios.timing[8]);
843 	ram_mask(fuc, 0x10f2e8, 0xffffffff, next->bios.timing[9]);
844 
845 	mask = 0x33f00000;
846 	data = 0x00000000;
847 	if (!next->bios.ramcfg_11_01_04)
848 		data |= 0x20200000;
849 	if (!next->bios.ramcfg_11_07_80)
850 		data |= 0x12800000;
851 	/*XXX: see note above about there probably being some condition
852 	 *     for the 10f824 stuff that uses ramcfg 3...
853 	 */
854 	if (next->bios.ramcfg_11_03_f0) {
855 		if (next->bios.rammap_11_08_0c) {
856 			if (!next->bios.ramcfg_11_07_80)
857 				mask |= 0x00000020;
858 			else
859 				data |= 0x00000020;
860 			mask |= 0x08000004;
861 		}
862 		data |= 0x04000000;
863 	} else {
864 		mask |= 0x44000020;
865 		data |= 0x08000004;
866 	}
867 
868 	ram_mask(fuc, 0x10f808, mask, data);
869 
870 	ram_wr32(fuc, 0x10f870, 0x11111111 * next->bios.ramcfg_11_03_0f);
871 
872 	ram_mask(fuc, 0x10f250, 0x000003f0, next->bios.timing_20_2c_003f << 4);
873 
874 	data = (next->bios.timing[10] & 0x7f000000) >> 24;
875 	if (data < next->bios.timing_20_2c_1fc0)
876 		data = next->bios.timing_20_2c_1fc0;
877 	ram_mask(fuc, 0x10f24c, 0x7f000000, data << 24);
878 
879 	ram_mask(fuc, 0x10f224, 0x001f0000, next->bios.timing_20_30_f8 << 16);
880 
881 	ram_wr32(fuc, 0x10f090, 0x4000007f);
882 	ram_nsec(fuc, 1000);
883 
884 	ram_wr32(fuc, 0x10f314, 0x00000001); /* PRECHARGE */
885 	ram_wr32(fuc, 0x10f310, 0x00000001); /* REFRESH */
886 	ram_wr32(fuc, 0x10f210, 0x80000000); /* REFRESH_AUTO = 1 */
887 	ram_nsec(fuc, 1000);
888 
889 	ram_nuke(fuc, mr[0]);
890 	ram_mask(fuc, mr[0], 0x100, 0x100);
891 	ram_mask(fuc, mr[0], 0x100, 0x000);
892 
893 	ram_mask(fuc, mr[2], 0xfff, ram->base.mr[2]);
894 	ram_wr32(fuc, mr[0], ram->base.mr[0]);
895 	ram_nsec(fuc, 1000);
896 
897 	ram_nuke(fuc, mr[0]);
898 	ram_mask(fuc, mr[0], 0x100, 0x100);
899 	ram_mask(fuc, mr[0], 0x100, 0x000);
900 
901 	if (vc == 0 && ram_have(fuc, gpio2E)) {
902 		u32 temp  = ram_mask(fuc, gpio2E, 0x3000, fuc->r_func2E[0]);
903 		if (temp != ram_rd32(fuc, gpio2E)) {
904 			ram_wr32(fuc, gpiotrig, 1);
905 			ram_nsec(fuc, 20000);
906 		}
907 	}
908 
909 	if (ram->mode != 2) {
910 		ram_mask(fuc, 0x10f830, 0x01000000, 0x01000000);
911 		ram_mask(fuc, 0x10f830, 0x01000000, 0x00000000);
912 	}
913 
914 	ram_mask(fuc, 0x10f200, 0x80000000, 0x80000000);
915 	ram_wr32(fuc, 0x10f318, 0x00000001); /* NOP? */
916 	ram_mask(fuc, 0x10f200, 0x80000000, 0x00000000);
917 	ram_nsec(fuc, 1000);
918 
919 	ram_unblock(fuc);
920 	ram_wr32(fuc, 0x62c000, 0x0f0f0f00);
921 
922 	if (next->bios.rammap_11_08_01)
923 		data = 0x00000800;
924 	else
925 		data = 0x00000000;
926 	ram_mask(fuc, 0x10f200, 0x00000800, data);
927 	return 0;
928 }
929 
930 /*******************************************************************************
931  * main hooks
932  ******************************************************************************/
933 
934 static int
nve0_ram_calc_data(struct nouveau_fb * pfb,u32 khz,struct nouveau_ram_data * data)935 nve0_ram_calc_data(struct nouveau_fb *pfb, u32 khz,
936 		   struct nouveau_ram_data *data)
937 {
938 	struct nve0_ram *ram = (void *)pfb->ram;
939 	struct nouveau_ram_data *cfg;
940 	u32 mhz = khz / 1000;
941 
942 	list_for_each_entry(cfg, &ram->cfg, head) {
943 		if (mhz >= cfg->bios.rammap_min &&
944 		    mhz <= cfg->bios.rammap_max) {
945 			*data = *cfg;
946 			data->freq = khz;
947 			return 0;
948 		}
949 	}
950 
951 	nv_error(ram, "ramcfg data for %dMHz not found\n", mhz);
952 	return -EINVAL;
953 }
954 
955 static int
nve0_ram_calc_xits(struct nouveau_fb * pfb,struct nouveau_ram_data * next)956 nve0_ram_calc_xits(struct nouveau_fb *pfb, struct nouveau_ram_data *next)
957 {
958 	struct nve0_ram *ram = (void *)pfb->ram;
959 	struct nve0_ramfuc *fuc = &ram->fuc;
960 	int refclk, i;
961 	int ret;
962 
963 	ret = ram_init(fuc, pfb);
964 	if (ret)
965 		return ret;
966 
967 	ram->mode = (next->freq > fuc->refpll.vco1.max_freq) ? 2 : 1;
968 	ram->from = ram_rd32(fuc, 0x1373f4) & 0x0000000f;
969 
970 	/* XXX: this is *not* what nvidia do.  on fermi nvidia generally
971 	 * select, based on some unknown condition, one of the two possible
972 	 * reference frequencies listed in the vbios table for mempll and
973 	 * program refpll to that frequency.
974 	 *
975 	 * so far, i've seen very weird values being chosen by nvidia on
976 	 * kepler boards, no idea how/why they're chosen.
977 	 */
978 	refclk = next->freq;
979 	if (ram->mode == 2)
980 		refclk = fuc->mempll.refclk;
981 
982 	/* calculate refpll coefficients */
983 	ret = nva3_pll_calc(nv_subdev(pfb), &fuc->refpll, refclk, &ram->N1,
984 			   &ram->fN1, &ram->M1, &ram->P1);
985 	fuc->mempll.refclk = ret;
986 	if (ret <= 0) {
987 		nv_error(pfb, "unable to calc refpll\n");
988 		return -EINVAL;
989 	}
990 
991 	/* calculate mempll coefficients, if we're using it */
992 	if (ram->mode == 2) {
993 		/* post-divider doesn't work... the reg takes the values but
994 		 * appears to completely ignore it.  there *is* a bit at
995 		 * bit 28 that appears to divide the clock by 2 if set.
996 		 */
997 		fuc->mempll.min_p = 1;
998 		fuc->mempll.max_p = 2;
999 
1000 		ret = nva3_pll_calc(nv_subdev(pfb), &fuc->mempll, next->freq,
1001 				   &ram->N2, NULL, &ram->M2, &ram->P2);
1002 		if (ret <= 0) {
1003 			nv_error(pfb, "unable to calc mempll\n");
1004 			return -EINVAL;
1005 		}
1006 	}
1007 
1008 	for (i = 0; i < ARRAY_SIZE(fuc->r_mr); i++) {
1009 		if (ram_have(fuc, mr[i]))
1010 			ram->base.mr[i] = ram_rd32(fuc, mr[i]);
1011 	}
1012 	ram->base.freq = next->freq;
1013 
1014 	switch (ram->base.type) {
1015 	case NV_MEM_TYPE_DDR3:
1016 		ret = nouveau_sddr3_calc(&ram->base);
1017 		if (ret == 0)
1018 			ret = nve0_ram_calc_sddr3(pfb, next->freq);
1019 		break;
1020 	case NV_MEM_TYPE_GDDR5:
1021 		ret = nouveau_gddr5_calc(&ram->base, ram->pnuts != 0);
1022 		if (ret == 0)
1023 			ret = nve0_ram_calc_gddr5(pfb, next->freq);
1024 		break;
1025 	default:
1026 		ret = -ENOSYS;
1027 		break;
1028 	}
1029 
1030 	return ret;
1031 }
1032 
1033 static int
nve0_ram_calc(struct nouveau_fb * pfb,u32 freq)1034 nve0_ram_calc(struct nouveau_fb *pfb, u32 freq)
1035 {
1036 	struct nouveau_clock *clk = nouveau_clock(pfb);
1037 	struct nve0_ram *ram = (void *)pfb->ram;
1038 	struct nouveau_ram_data *xits = &ram->base.xition;
1039 	struct nouveau_ram_data *copy;
1040 	int ret;
1041 
1042 	if (ram->base.next == NULL) {
1043 		ret = nve0_ram_calc_data(pfb, clk->read(clk, nv_clk_src_mem),
1044 					&ram->base.former);
1045 		if (ret)
1046 			return ret;
1047 
1048 		ret = nve0_ram_calc_data(pfb, freq, &ram->base.target);
1049 		if (ret)
1050 			return ret;
1051 
1052 		if (ram->base.target.freq < ram->base.former.freq) {
1053 			*xits = ram->base.target;
1054 			copy = &ram->base.former;
1055 		} else {
1056 			*xits = ram->base.former;
1057 			copy = &ram->base.target;
1058 		}
1059 
1060 		xits->bios.ramcfg_11_02_04 = copy->bios.ramcfg_11_02_04;
1061 		xits->bios.ramcfg_11_02_03 = copy->bios.ramcfg_11_02_03;
1062 		xits->bios.timing_20_30_07 = copy->bios.timing_20_30_07;
1063 
1064 		ram->base.next = &ram->base.target;
1065 		if (memcmp(xits, &ram->base.former, sizeof(xits->bios)))
1066 			ram->base.next = &ram->base.xition;
1067 	} else {
1068 		BUG_ON(ram->base.next != &ram->base.xition);
1069 		ram->base.next = &ram->base.target;
1070 	}
1071 
1072 	return nve0_ram_calc_xits(pfb, ram->base.next);
1073 }
1074 
1075 static void
nve0_ram_prog_0(struct nouveau_fb * pfb,u32 freq)1076 nve0_ram_prog_0(struct nouveau_fb *pfb, u32 freq)
1077 {
1078 	struct nve0_ram *ram = (void *)pfb->ram;
1079 	struct nouveau_ram_data *cfg;
1080 	u32 mhz = freq / 1000;
1081 	u32 mask, data;
1082 
1083 	list_for_each_entry(cfg, &ram->cfg, head) {
1084 		if (mhz >= cfg->bios.rammap_min &&
1085 		    mhz <= cfg->bios.rammap_max)
1086 			break;
1087 	}
1088 
1089 	if (&cfg->head == &ram->cfg)
1090 		return;
1091 
1092 	if (mask = 0, data = 0, ram->diff.rammap_11_0a_03fe) {
1093 		data |= cfg->bios.rammap_11_0a_03fe << 12;
1094 		mask |= 0x001ff000;
1095 	}
1096 	if (ram->diff.rammap_11_09_01ff) {
1097 		data |= cfg->bios.rammap_11_09_01ff;
1098 		mask |= 0x000001ff;
1099 	}
1100 	nv_mask(pfb, 0x10f468, mask, data);
1101 
1102 	if (mask = 0, data = 0, ram->diff.rammap_11_0a_0400) {
1103 		data |= cfg->bios.rammap_11_0a_0400;
1104 		mask |= 0x00000001;
1105 	}
1106 	nv_mask(pfb, 0x10f420, mask, data);
1107 
1108 	if (mask = 0, data = 0, ram->diff.rammap_11_0a_0800) {
1109 		data |= cfg->bios.rammap_11_0a_0800;
1110 		mask |= 0x00000001;
1111 	}
1112 	nv_mask(pfb, 0x10f430, mask, data);
1113 
1114 	if (mask = 0, data = 0, ram->diff.rammap_11_0b_01f0) {
1115 		data |= cfg->bios.rammap_11_0b_01f0;
1116 		mask |= 0x0000001f;
1117 	}
1118 	nv_mask(pfb, 0x10f400, mask, data);
1119 
1120 	if (mask = 0, data = 0, ram->diff.rammap_11_0b_0200) {
1121 		data |= cfg->bios.rammap_11_0b_0200 << 9;
1122 		mask |= 0x00000200;
1123 	}
1124 	nv_mask(pfb, 0x10f410, mask, data);
1125 
1126 	if (mask = 0, data = 0, ram->diff.rammap_11_0d) {
1127 		data |= cfg->bios.rammap_11_0d << 16;
1128 		mask |= 0x00ff0000;
1129 	}
1130 	if (ram->diff.rammap_11_0f) {
1131 		data |= cfg->bios.rammap_11_0f << 8;
1132 		mask |= 0x0000ff00;
1133 	}
1134 	nv_mask(pfb, 0x10f440, mask, data);
1135 
1136 	if (mask = 0, data = 0, ram->diff.rammap_11_0e) {
1137 		data |= cfg->bios.rammap_11_0e << 8;
1138 		mask |= 0x0000ff00;
1139 	}
1140 	if (ram->diff.rammap_11_0b_0800) {
1141 		data |= cfg->bios.rammap_11_0b_0800 << 7;
1142 		mask |= 0x00000080;
1143 	}
1144 	if (ram->diff.rammap_11_0b_0400) {
1145 		data |= cfg->bios.rammap_11_0b_0400 << 5;
1146 		mask |= 0x00000020;
1147 	}
1148 	nv_mask(pfb, 0x10f444, mask, data);
1149 }
1150 
1151 static int
nve0_ram_prog(struct nouveau_fb * pfb)1152 nve0_ram_prog(struct nouveau_fb *pfb)
1153 {
1154 	struct nouveau_device *device = nv_device(pfb);
1155 	struct nve0_ram *ram = (void *)pfb->ram;
1156 	struct nve0_ramfuc *fuc = &ram->fuc;
1157 	struct nouveau_ram_data *next = ram->base.next;
1158 
1159 	if (!nouveau_boolopt(device->cfgopt, "NvMemExec", true)) {
1160 		ram_exec(fuc, false);
1161 		return (ram->base.next == &ram->base.xition);
1162 	}
1163 
1164 	nve0_ram_prog_0(pfb, 1000);
1165 	ram_exec(fuc, true);
1166 	nve0_ram_prog_0(pfb, next->freq);
1167 
1168 	return (ram->base.next == &ram->base.xition);
1169 }
1170 
1171 static void
nve0_ram_tidy(struct nouveau_fb * pfb)1172 nve0_ram_tidy(struct nouveau_fb *pfb)
1173 {
1174 	struct nve0_ram *ram = (void *)pfb->ram;
1175 	struct nve0_ramfuc *fuc = &ram->fuc;
1176 	ram->base.next = NULL;
1177 	ram_exec(fuc, false);
1178 }
1179 
1180 struct nve0_ram_train {
1181 	u16 mask;
1182 	struct nvbios_M0209S remap;
1183 	struct nvbios_M0209S type00;
1184 	struct nvbios_M0209S type01;
1185 	struct nvbios_M0209S type04;
1186 	struct nvbios_M0209S type06;
1187 	struct nvbios_M0209S type07;
1188 	struct nvbios_M0209S type08;
1189 	struct nvbios_M0209S type09;
1190 };
1191 
1192 static int
nve0_ram_train_type(struct nouveau_fb * pfb,int i,u8 ramcfg,struct nve0_ram_train * train)1193 nve0_ram_train_type(struct nouveau_fb *pfb, int i, u8 ramcfg,
1194 		    struct nve0_ram_train *train)
1195 {
1196 	struct nouveau_bios *bios = nouveau_bios(pfb);
1197 	struct nvbios_M0205E M0205E;
1198 	struct nvbios_M0205S M0205S;
1199 	struct nvbios_M0209E M0209E;
1200 	struct nvbios_M0209S *remap = &train->remap;
1201 	struct nvbios_M0209S *value;
1202 	u8  ver, hdr, cnt, len;
1203 	u32 data;
1204 
1205 	/* determine type of data for this index */
1206 	if (!(data = nvbios_M0205Ep(bios, i, &ver, &hdr, &cnt, &len, &M0205E)))
1207 		return -ENOENT;
1208 
1209 	switch (M0205E.type) {
1210 	case 0x00: value = &train->type00; break;
1211 	case 0x01: value = &train->type01; break;
1212 	case 0x04: value = &train->type04; break;
1213 	case 0x06: value = &train->type06; break;
1214 	case 0x07: value = &train->type07; break;
1215 	case 0x08: value = &train->type08; break;
1216 	case 0x09: value = &train->type09; break;
1217 	default:
1218 		return 0;
1219 	}
1220 
1221 	/* training data index determined by ramcfg strap */
1222 	if (!(data = nvbios_M0205Sp(bios, i, ramcfg, &ver, &hdr, &M0205S)))
1223 		return -EINVAL;
1224 	i = M0205S.data;
1225 
1226 	/* training data format information */
1227 	if (!(data = nvbios_M0209Ep(bios, i, &ver, &hdr, &cnt, &len, &M0209E)))
1228 		return -EINVAL;
1229 
1230 	/* ... and the raw data */
1231 	if (!(data = nvbios_M0209Sp(bios, i, 0, &ver, &hdr, value)))
1232 		return -EINVAL;
1233 
1234 	if (M0209E.v02_07 == 2) {
1235 		/* of course! why wouldn't we have a pointer to another entry
1236 		 * in the same table, and use the first one as an array of
1237 		 * remap indices...
1238 		 */
1239 		if (!(data = nvbios_M0209Sp(bios, M0209E.v03, 0, &ver, &hdr,
1240 					    remap)))
1241 			return -EINVAL;
1242 
1243 		for (i = 0; i < ARRAY_SIZE(value->data); i++)
1244 			value->data[i] = remap->data[value->data[i]];
1245 	} else
1246 	if (M0209E.v02_07 != 1)
1247 		return -EINVAL;
1248 
1249 	train->mask |= 1 << M0205E.type;
1250 	return 0;
1251 }
1252 
1253 static int
nve0_ram_train_init_0(struct nouveau_fb * pfb,struct nve0_ram_train * train)1254 nve0_ram_train_init_0(struct nouveau_fb *pfb, struct nve0_ram_train *train)
1255 {
1256 	int i, j;
1257 
1258 	if ((train->mask & 0x03d3) != 0x03d3) {
1259 		nv_warn(pfb, "missing link training data\n");
1260 		return -EINVAL;
1261 	}
1262 
1263 	for (i = 0; i < 0x30; i++) {
1264 		for (j = 0; j < 8; j += 4) {
1265 			nv_wr32(pfb, 0x10f968 + j, 0x00000000 | (i << 8));
1266 			nv_wr32(pfb, 0x10f920 + j, 0x00000000 |
1267 						   train->type08.data[i] << 4 |
1268 						   train->type06.data[i]);
1269 			nv_wr32(pfb, 0x10f918 + j, train->type00.data[i]);
1270 			nv_wr32(pfb, 0x10f920 + j, 0x00000100 |
1271 						   train->type09.data[i] << 4 |
1272 						   train->type07.data[i]);
1273 			nv_wr32(pfb, 0x10f918 + j, train->type01.data[i]);
1274 		}
1275 	}
1276 
1277 	for (j = 0; j < 8; j += 4) {
1278 		for (i = 0; i < 0x100; i++) {
1279 			nv_wr32(pfb, 0x10f968 + j, i);
1280 			nv_wr32(pfb, 0x10f900 + j, train->type04.data[i]);
1281 		}
1282 	}
1283 
1284 	return 0;
1285 }
1286 
1287 static int
nve0_ram_train_init(struct nouveau_fb * pfb)1288 nve0_ram_train_init(struct nouveau_fb *pfb)
1289 {
1290 	u8 ramcfg = nvbios_ramcfg_index(nv_subdev(pfb));
1291 	struct nve0_ram_train *train;
1292 	int ret = -ENOMEM, i;
1293 
1294 	if ((train = kzalloc(sizeof(*train), GFP_KERNEL))) {
1295 		for (i = 0; i < 0x100; i++) {
1296 			ret = nve0_ram_train_type(pfb, i, ramcfg, train);
1297 			if (ret && ret != -ENOENT)
1298 				break;
1299 		}
1300 	}
1301 
1302 	switch (pfb->ram->type) {
1303 	case NV_MEM_TYPE_GDDR5:
1304 		ret = nve0_ram_train_init_0(pfb, train);
1305 		break;
1306 	default:
1307 		ret = 0;
1308 		break;
1309 	}
1310 
1311 	kfree(train);
1312 	return ret;
1313 }
1314 
1315 int
nve0_ram_init(struct nouveau_object * object)1316 nve0_ram_init(struct nouveau_object *object)
1317 {
1318 	struct nouveau_fb *pfb = (void *)object->parent;
1319 	struct nve0_ram *ram   = (void *)object;
1320 	struct nouveau_bios *bios = nouveau_bios(pfb);
1321 	u8  ver, hdr, cnt, len, snr, ssz;
1322 	u32 data, save;
1323 	int ret, i;
1324 
1325 	ret = nouveau_ram_init(&ram->base);
1326 	if (ret)
1327 		return ret;
1328 
1329 	/* run a bunch of tables from rammap table.  there's actually
1330 	 * individual pointers for each rammap entry too, but, nvidia
1331 	 * seem to just run the last two entries' scripts early on in
1332 	 * their init, and never again.. we'll just run 'em all once
1333 	 * for now.
1334 	 *
1335 	 * i strongly suspect that each script is for a separate mode
1336 	 * (likely selected by 0x10f65c's lower bits?), and the
1337 	 * binary driver skips the one that's already been setup by
1338 	 * the init tables.
1339 	 */
1340 	data = nvbios_rammapTe(bios, &ver, &hdr, &cnt, &len, &snr, &ssz);
1341 	if (!data || hdr < 0x15)
1342 		return -EINVAL;
1343 
1344 	cnt  = nv_ro08(bios, data + 0x14); /* guess at count */
1345 	data = nv_ro32(bios, data + 0x10); /* guess u32... */
1346 	save = nv_rd32(pfb, 0x10f65c) & 0x000000f0;
1347 	for (i = 0; i < cnt; i++, data += 4) {
1348 		if (i != save >> 4) {
1349 			nv_mask(pfb, 0x10f65c, 0x000000f0, i << 4);
1350 			nvbios_exec(&(struct nvbios_init) {
1351 					.subdev = nv_subdev(pfb),
1352 					.bios = bios,
1353 					.offset = nv_ro32(bios, data),
1354 					.execute = 1,
1355 				    });
1356 		}
1357 	}
1358 	nv_mask(pfb, 0x10f65c, 0x000000f0, save);
1359 	nv_mask(pfb, 0x10f584, 0x11000000, 0x00000000);
1360 	nv_wr32(pfb, 0x10ecc0, 0xffffffff);
1361 	nv_mask(pfb, 0x10f160, 0x00000010, 0x00000010);
1362 
1363 	return nve0_ram_train_init(pfb);
1364 }
1365 
1366 static int
nve0_ram_ctor_data(struct nve0_ram * ram,u8 ramcfg,int i)1367 nve0_ram_ctor_data(struct nve0_ram *ram, u8 ramcfg, int i)
1368 {
1369 	struct nouveau_fb *pfb = (void *)nv_object(ram)->parent;
1370 	struct nouveau_bios *bios = nouveau_bios(pfb);
1371 	struct nouveau_ram_data *cfg;
1372 	struct nvbios_ramcfg *d = &ram->diff;
1373 	struct nvbios_ramcfg *p, *n;
1374 	u8  ver, hdr, cnt, len;
1375 	u32 data;
1376 	int ret;
1377 
1378 	if (!(cfg = kmalloc(sizeof(*cfg), GFP_KERNEL)))
1379 		return -ENOMEM;
1380 	p = &list_last_entry(&ram->cfg, typeof(*cfg), head)->bios;
1381 	n = &cfg->bios;
1382 
1383 	/* memory config data for a range of target frequencies */
1384 	data = nvbios_rammapEp(bios, i, &ver, &hdr, &cnt, &len, &cfg->bios);
1385 	if (ret = -ENOENT, !data)
1386 		goto done;
1387 	if (ret = -ENOSYS, ver != 0x11 || hdr < 0x12)
1388 		goto done;
1389 
1390 	/* ... and a portion specific to the attached memory */
1391 	data = nvbios_rammapSp(bios, data, ver, hdr, cnt, len, ramcfg,
1392 			       &ver, &hdr, &cfg->bios);
1393 	if (ret = -EINVAL, !data)
1394 		goto done;
1395 	if (ret = -ENOSYS, ver != 0x11 || hdr < 0x0a)
1396 		goto done;
1397 
1398 	/* lookup memory timings, if bios says they're present */
1399 	if (cfg->bios.ramcfg_timing != 0xff) {
1400 		data = nvbios_timingEp(bios, cfg->bios.ramcfg_timing,
1401 				       &ver, &hdr, &cnt, &len,
1402 				       &cfg->bios);
1403 		if (ret = -EINVAL, !data)
1404 			goto done;
1405 		if (ret = -ENOSYS, ver != 0x20 || hdr < 0x33)
1406 			goto done;
1407 	}
1408 
1409 	list_add_tail(&cfg->head, &ram->cfg);
1410 	if (ret = 0, i == 0)
1411 		goto done;
1412 
1413 	d->rammap_11_0a_03fe |= p->rammap_11_0a_03fe != n->rammap_11_0a_03fe;
1414 	d->rammap_11_09_01ff |= p->rammap_11_09_01ff != n->rammap_11_09_01ff;
1415 	d->rammap_11_0a_0400 |= p->rammap_11_0a_0400 != n->rammap_11_0a_0400;
1416 	d->rammap_11_0a_0800 |= p->rammap_11_0a_0800 != n->rammap_11_0a_0800;
1417 	d->rammap_11_0b_01f0 |= p->rammap_11_0b_01f0 != n->rammap_11_0b_01f0;
1418 	d->rammap_11_0b_0200 |= p->rammap_11_0b_0200 != n->rammap_11_0b_0200;
1419 	d->rammap_11_0d |= p->rammap_11_0d != n->rammap_11_0d;
1420 	d->rammap_11_0f |= p->rammap_11_0f != n->rammap_11_0f;
1421 	d->rammap_11_0e |= p->rammap_11_0e != n->rammap_11_0e;
1422 	d->rammap_11_0b_0800 |= p->rammap_11_0b_0800 != n->rammap_11_0b_0800;
1423 	d->rammap_11_0b_0400 |= p->rammap_11_0b_0400 != n->rammap_11_0b_0400;
1424 	d->ramcfg_11_01_01 |= p->ramcfg_11_01_01 != n->ramcfg_11_01_01;
1425 	d->ramcfg_11_01_02 |= p->ramcfg_11_01_02 != n->ramcfg_11_01_02;
1426 	d->ramcfg_11_01_10 |= p->ramcfg_11_01_10 != n->ramcfg_11_01_10;
1427 	d->ramcfg_11_02_03 |= p->ramcfg_11_02_03 != n->ramcfg_11_02_03;
1428 	d->ramcfg_11_08_20 |= p->ramcfg_11_08_20 != n->ramcfg_11_08_20;
1429 	d->timing_20_30_07 |= p->timing_20_30_07 != n->timing_20_30_07;
1430 done:
1431 	if (ret)
1432 		kfree(cfg);
1433 	return ret;
1434 }
1435 
1436 static void
nve0_ram_dtor(struct nouveau_object * object)1437 nve0_ram_dtor(struct nouveau_object *object)
1438 {
1439 	struct nve0_ram *ram = (void *)object;
1440 	struct nouveau_ram_data *cfg, *tmp;
1441 
1442 	list_for_each_entry_safe(cfg, tmp, &ram->cfg, head) {
1443 		kfree(cfg);
1444 	}
1445 
1446 	nouveau_ram_destroy(&ram->base);
1447 }
1448 
1449 static int
nve0_ram_ctor(struct nouveau_object * parent,struct nouveau_object * engine,struct nouveau_oclass * oclass,void * data,u32 size,struct nouveau_object ** pobject)1450 nve0_ram_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
1451 	      struct nouveau_oclass *oclass, void *data, u32 size,
1452 	      struct nouveau_object **pobject)
1453 {
1454 	struct nouveau_fb *pfb = nouveau_fb(parent);
1455 	struct nouveau_bios *bios = nouveau_bios(pfb);
1456 	struct nouveau_gpio *gpio = nouveau_gpio(pfb);
1457 	struct dcb_gpio_func func;
1458 	struct nve0_ram *ram;
1459 	int ret, i;
1460 	u8  ramcfg = nvbios_ramcfg_index(nv_subdev(pfb));
1461 	u32 tmp;
1462 
1463 	ret = nvc0_ram_create(parent, engine, oclass, 0x022554, &ram);
1464 	*pobject = nv_object(ram);
1465 	if (ret)
1466 		return ret;
1467 
1468 	INIT_LIST_HEAD(&ram->cfg);
1469 
1470 	switch (ram->base.type) {
1471 	case NV_MEM_TYPE_DDR3:
1472 	case NV_MEM_TYPE_GDDR5:
1473 		ram->base.calc = nve0_ram_calc;
1474 		ram->base.prog = nve0_ram_prog;
1475 		ram->base.tidy = nve0_ram_tidy;
1476 		break;
1477 	default:
1478 		nv_warn(pfb, "reclocking of this RAM type is unsupported\n");
1479 		break;
1480 	}
1481 
1482 	/* calculate a mask of differently configured memory partitions,
1483 	 * because, of course reclocking wasn't complicated enough
1484 	 * already without having to treat some of them differently to
1485 	 * the others....
1486 	 */
1487 	ram->parts = nv_rd32(pfb, 0x022438);
1488 	ram->pmask = nv_rd32(pfb, 0x022554);
1489 	ram->pnuts = 0;
1490 	for (i = 0, tmp = 0; i < ram->parts; i++) {
1491 		if (!(ram->pmask & (1 << i))) {
1492 			u32 cfg1 = nv_rd32(pfb, 0x110204 + (i * 0x1000));
1493 			if (tmp && tmp != cfg1) {
1494 				ram->pnuts |= (1 << i);
1495 				continue;
1496 			}
1497 			tmp = cfg1;
1498 		}
1499 	}
1500 
1501 	/* parse bios data for all rammap table entries up-front, and
1502 	 * build information on whether certain fields differ between
1503 	 * any of the entries.
1504 	 *
1505 	 * the binary driver appears to completely ignore some fields
1506 	 * when all entries contain the same value.  at first, it was
1507 	 * hoped that these were mere optimisations and the bios init
1508 	 * tables had configured as per the values here, but there is
1509 	 * evidence now to suggest that this isn't the case and we do
1510 	 * need to treat this condition as a "don't touch" indicator.
1511 	 */
1512 	for (i = 0; !ret; i++) {
1513 		ret = nve0_ram_ctor_data(ram, ramcfg, i);
1514 		if (ret && ret != -ENOENT) {
1515 			nv_error(pfb, "failed to parse ramcfg data\n");
1516 			return ret;
1517 		}
1518 	}
1519 
1520 	/* parse bios data for both pll's */
1521 	ret = nvbios_pll_parse(bios, 0x0c, &ram->fuc.refpll);
1522 	if (ret) {
1523 		nv_error(pfb, "mclk refpll data not found\n");
1524 		return ret;
1525 	}
1526 
1527 	ret = nvbios_pll_parse(bios, 0x04, &ram->fuc.mempll);
1528 	if (ret) {
1529 		nv_error(pfb, "mclk pll data not found\n");
1530 		return ret;
1531 	}
1532 
1533 	/* lookup memory voltage gpios */
1534 	ret = gpio->find(gpio, 0, 0x18, DCB_GPIO_UNUSED, &func);
1535 	if (ret == 0) {
1536 		ram->fuc.r_gpioMV = ramfuc_reg(0x00d610 + (func.line * 0x04));
1537 		ram->fuc.r_funcMV[0] = (func.log[0] ^ 2) << 12;
1538 		ram->fuc.r_funcMV[1] = (func.log[1] ^ 2) << 12;
1539 	}
1540 
1541 	ret = gpio->find(gpio, 0, 0x2e, DCB_GPIO_UNUSED, &func);
1542 	if (ret == 0) {
1543 		ram->fuc.r_gpio2E = ramfuc_reg(0x00d610 + (func.line * 0x04));
1544 		ram->fuc.r_func2E[0] = (func.log[0] ^ 2) << 12;
1545 		ram->fuc.r_func2E[1] = (func.log[1] ^ 2) << 12;
1546 	}
1547 
1548 	ram->fuc.r_gpiotrig = ramfuc_reg(0x00d604);
1549 
1550 	ram->fuc.r_0x132020 = ramfuc_reg(0x132020);
1551 	ram->fuc.r_0x132028 = ramfuc_reg(0x132028);
1552 	ram->fuc.r_0x132024 = ramfuc_reg(0x132024);
1553 	ram->fuc.r_0x132030 = ramfuc_reg(0x132030);
1554 	ram->fuc.r_0x132034 = ramfuc_reg(0x132034);
1555 	ram->fuc.r_0x132000 = ramfuc_reg(0x132000);
1556 	ram->fuc.r_0x132004 = ramfuc_reg(0x132004);
1557 	ram->fuc.r_0x132040 = ramfuc_reg(0x132040);
1558 
1559 	ram->fuc.r_0x10f248 = ramfuc_reg(0x10f248);
1560 	ram->fuc.r_0x10f290 = ramfuc_reg(0x10f290);
1561 	ram->fuc.r_0x10f294 = ramfuc_reg(0x10f294);
1562 	ram->fuc.r_0x10f298 = ramfuc_reg(0x10f298);
1563 	ram->fuc.r_0x10f29c = ramfuc_reg(0x10f29c);
1564 	ram->fuc.r_0x10f2a0 = ramfuc_reg(0x10f2a0);
1565 	ram->fuc.r_0x10f2a4 = ramfuc_reg(0x10f2a4);
1566 	ram->fuc.r_0x10f2a8 = ramfuc_reg(0x10f2a8);
1567 	ram->fuc.r_0x10f2ac = ramfuc_reg(0x10f2ac);
1568 	ram->fuc.r_0x10f2cc = ramfuc_reg(0x10f2cc);
1569 	ram->fuc.r_0x10f2e8 = ramfuc_reg(0x10f2e8);
1570 	ram->fuc.r_0x10f250 = ramfuc_reg(0x10f250);
1571 	ram->fuc.r_0x10f24c = ramfuc_reg(0x10f24c);
1572 	ram->fuc.r_0x10fec4 = ramfuc_reg(0x10fec4);
1573 	ram->fuc.r_0x10fec8 = ramfuc_reg(0x10fec8);
1574 	ram->fuc.r_0x10f604 = ramfuc_reg(0x10f604);
1575 	ram->fuc.r_0x10f614 = ramfuc_reg(0x10f614);
1576 	ram->fuc.r_0x10f610 = ramfuc_reg(0x10f610);
1577 	ram->fuc.r_0x100770 = ramfuc_reg(0x100770);
1578 	ram->fuc.r_0x100778 = ramfuc_reg(0x100778);
1579 	ram->fuc.r_0x10f224 = ramfuc_reg(0x10f224);
1580 
1581 	ram->fuc.r_0x10f870 = ramfuc_reg(0x10f870);
1582 	ram->fuc.r_0x10f698 = ramfuc_reg(0x10f698);
1583 	ram->fuc.r_0x10f694 = ramfuc_reg(0x10f694);
1584 	ram->fuc.r_0x10f6b8 = ramfuc_reg(0x10f6b8);
1585 	ram->fuc.r_0x10f808 = ramfuc_reg(0x10f808);
1586 	ram->fuc.r_0x10f670 = ramfuc_reg(0x10f670);
1587 	ram->fuc.r_0x10f60c = ramfuc_reg(0x10f60c);
1588 	ram->fuc.r_0x10f830 = ramfuc_reg(0x10f830);
1589 	ram->fuc.r_0x1373ec = ramfuc_reg(0x1373ec);
1590 	ram->fuc.r_0x10f800 = ramfuc_reg(0x10f800);
1591 	ram->fuc.r_0x10f82c = ramfuc_reg(0x10f82c);
1592 
1593 	ram->fuc.r_0x10f978 = ramfuc_reg(0x10f978);
1594 	ram->fuc.r_0x10f910 = ramfuc_reg(0x10f910);
1595 	ram->fuc.r_0x10f914 = ramfuc_reg(0x10f914);
1596 
1597 	switch (ram->base.type) {
1598 	case NV_MEM_TYPE_GDDR5:
1599 		ram->fuc.r_mr[0] = ramfuc_reg(0x10f300);
1600 		ram->fuc.r_mr[1] = ramfuc_reg(0x10f330);
1601 		ram->fuc.r_mr[2] = ramfuc_reg(0x10f334);
1602 		ram->fuc.r_mr[3] = ramfuc_reg(0x10f338);
1603 		ram->fuc.r_mr[4] = ramfuc_reg(0x10f33c);
1604 		ram->fuc.r_mr[5] = ramfuc_reg(0x10f340);
1605 		ram->fuc.r_mr[6] = ramfuc_reg(0x10f344);
1606 		ram->fuc.r_mr[7] = ramfuc_reg(0x10f348);
1607 		ram->fuc.r_mr[8] = ramfuc_reg(0x10f354);
1608 		ram->fuc.r_mr[15] = ramfuc_reg(0x10f34c);
1609 		break;
1610 	case NV_MEM_TYPE_DDR3:
1611 		ram->fuc.r_mr[0] = ramfuc_reg(0x10f300);
1612 		ram->fuc.r_mr[2] = ramfuc_reg(0x10f320);
1613 		break;
1614 	default:
1615 		break;
1616 	}
1617 
1618 	ram->fuc.r_0x62c000 = ramfuc_reg(0x62c000);
1619 	ram->fuc.r_0x10f200 = ramfuc_reg(0x10f200);
1620 	ram->fuc.r_0x10f210 = ramfuc_reg(0x10f210);
1621 	ram->fuc.r_0x10f310 = ramfuc_reg(0x10f310);
1622 	ram->fuc.r_0x10f314 = ramfuc_reg(0x10f314);
1623 	ram->fuc.r_0x10f318 = ramfuc_reg(0x10f318);
1624 	ram->fuc.r_0x10f090 = ramfuc_reg(0x10f090);
1625 	ram->fuc.r_0x10f69c = ramfuc_reg(0x10f69c);
1626 	ram->fuc.r_0x10f824 = ramfuc_reg(0x10f824);
1627 	ram->fuc.r_0x1373f0 = ramfuc_reg(0x1373f0);
1628 	ram->fuc.r_0x1373f4 = ramfuc_reg(0x1373f4);
1629 	ram->fuc.r_0x137320 = ramfuc_reg(0x137320);
1630 	ram->fuc.r_0x10f65c = ramfuc_reg(0x10f65c);
1631 	ram->fuc.r_0x10f6bc = ramfuc_reg(0x10f6bc);
1632 	ram->fuc.r_0x100710 = ramfuc_reg(0x100710);
1633 	ram->fuc.r_0x100750 = ramfuc_reg(0x100750);
1634 	return 0;
1635 }
1636 
1637 struct nouveau_oclass
1638 nve0_ram_oclass = {
1639 	.handle = 0,
1640 	.ofuncs = &(struct nouveau_ofuncs) {
1641 		.ctor = nve0_ram_ctor,
1642 		.dtor = nve0_ram_dtor,
1643 		.init = nve0_ram_init,
1644 		.fini = _nouveau_ram_fini,
1645 	}
1646 };
1647