xref: /linux/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgk104.c (revision ca55b2fef3a9373fcfc30f82fd26bc7fccbda732)
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 #define gk104_ram(p) container_of((p), struct gk104_ram, base)
25 #include "ram.h"
26 #include "ramfuc.h"
27 
28 #include <core/option.h>
29 #include <subdev/bios.h>
30 #include <subdev/bios/init.h>
31 #include <subdev/bios/M0205.h>
32 #include <subdev/bios/M0209.h>
33 #include <subdev/bios/pll.h>
34 #include <subdev/bios/rammap.h>
35 #include <subdev/bios/timing.h>
36 #include <subdev/clk.h>
37 #include <subdev/clk/pll.h>
38 #include <subdev/gpio.h>
39 
40 struct gk104_ramfuc {
41 	struct ramfuc base;
42 
43 	struct nvbios_pll refpll;
44 	struct nvbios_pll mempll;
45 
46 	struct ramfuc_reg r_gpioMV;
47 	u32 r_funcMV[2];
48 	struct ramfuc_reg r_gpio2E;
49 	u32 r_func2E[2];
50 	struct ramfuc_reg r_gpiotrig;
51 
52 	struct ramfuc_reg r_0x132020;
53 	struct ramfuc_reg r_0x132028;
54 	struct ramfuc_reg r_0x132024;
55 	struct ramfuc_reg r_0x132030;
56 	struct ramfuc_reg r_0x132034;
57 	struct ramfuc_reg r_0x132000;
58 	struct ramfuc_reg r_0x132004;
59 	struct ramfuc_reg r_0x132040;
60 
61 	struct ramfuc_reg r_0x10f248;
62 	struct ramfuc_reg r_0x10f290;
63 	struct ramfuc_reg r_0x10f294;
64 	struct ramfuc_reg r_0x10f298;
65 	struct ramfuc_reg r_0x10f29c;
66 	struct ramfuc_reg r_0x10f2a0;
67 	struct ramfuc_reg r_0x10f2a4;
68 	struct ramfuc_reg r_0x10f2a8;
69 	struct ramfuc_reg r_0x10f2ac;
70 	struct ramfuc_reg r_0x10f2cc;
71 	struct ramfuc_reg r_0x10f2e8;
72 	struct ramfuc_reg r_0x10f250;
73 	struct ramfuc_reg r_0x10f24c;
74 	struct ramfuc_reg r_0x10fec4;
75 	struct ramfuc_reg r_0x10fec8;
76 	struct ramfuc_reg r_0x10f604;
77 	struct ramfuc_reg r_0x10f614;
78 	struct ramfuc_reg r_0x10f610;
79 	struct ramfuc_reg r_0x100770;
80 	struct ramfuc_reg r_0x100778;
81 	struct ramfuc_reg r_0x10f224;
82 
83 	struct ramfuc_reg r_0x10f870;
84 	struct ramfuc_reg r_0x10f698;
85 	struct ramfuc_reg r_0x10f694;
86 	struct ramfuc_reg r_0x10f6b8;
87 	struct ramfuc_reg r_0x10f808;
88 	struct ramfuc_reg r_0x10f670;
89 	struct ramfuc_reg r_0x10f60c;
90 	struct ramfuc_reg r_0x10f830;
91 	struct ramfuc_reg r_0x1373ec;
92 	struct ramfuc_reg r_0x10f800;
93 	struct ramfuc_reg r_0x10f82c;
94 
95 	struct ramfuc_reg r_0x10f978;
96 	struct ramfuc_reg r_0x10f910;
97 	struct ramfuc_reg r_0x10f914;
98 
99 	struct ramfuc_reg r_mr[16]; /* MR0 - MR8, MR15 */
100 
101 	struct ramfuc_reg r_0x62c000;
102 
103 	struct ramfuc_reg r_0x10f200;
104 
105 	struct ramfuc_reg r_0x10f210;
106 	struct ramfuc_reg r_0x10f310;
107 	struct ramfuc_reg r_0x10f314;
108 	struct ramfuc_reg r_0x10f318;
109 	struct ramfuc_reg r_0x10f090;
110 	struct ramfuc_reg r_0x10f69c;
111 	struct ramfuc_reg r_0x10f824;
112 	struct ramfuc_reg r_0x1373f0;
113 	struct ramfuc_reg r_0x1373f4;
114 	struct ramfuc_reg r_0x137320;
115 	struct ramfuc_reg r_0x10f65c;
116 	struct ramfuc_reg r_0x10f6bc;
117 	struct ramfuc_reg r_0x100710;
118 	struct ramfuc_reg r_0x100750;
119 };
120 
121 struct gk104_ram {
122 	struct nvkm_ram base;
123 	struct gk104_ramfuc fuc;
124 
125 	struct list_head cfg;
126 	u32 parts;
127 	u32 pmask;
128 	u32 pnuts;
129 
130 	struct nvbios_ramcfg diff;
131 	int from;
132 	int mode;
133 	int N1, fN1, M1, P1;
134 	int N2, M2, P2;
135 };
136 
137 /*******************************************************************************
138  * GDDR5
139  ******************************************************************************/
140 static void
141 gk104_ram_train(struct gk104_ramfuc *fuc, u32 mask, u32 data)
142 {
143 	struct gk104_ram *ram = container_of(fuc, typeof(*ram), fuc);
144 	u32 addr = 0x110974, i;
145 
146 	ram_mask(fuc, 0x10f910, mask, data);
147 	ram_mask(fuc, 0x10f914, mask, data);
148 
149 	for (i = 0; (data & 0x80000000) && i < ram->parts; addr += 0x1000, i++) {
150 		if (ram->pmask & (1 << i))
151 			continue;
152 		ram_wait(fuc, addr, 0x0000000f, 0x00000000, 500000);
153 	}
154 }
155 
156 static void
157 r1373f4_init(struct gk104_ramfuc *fuc)
158 {
159 	struct gk104_ram *ram = container_of(fuc, typeof(*ram), fuc);
160 	const u32 mcoef = ((--ram->P2 << 28) | (ram->N2 << 8) | ram->M2);
161 	const u32 rcoef = ((  ram->P1 << 16) | (ram->N1 << 8) | ram->M1);
162 	const u32 runk0 = ram->fN1 << 16;
163 	const u32 runk1 = ram->fN1;
164 
165 	if (ram->from == 2) {
166 		ram_mask(fuc, 0x1373f4, 0x00000000, 0x00001100);
167 		ram_mask(fuc, 0x1373f4, 0x00000000, 0x00000010);
168 	} else {
169 		ram_mask(fuc, 0x1373f4, 0x00000000, 0x00010010);
170 	}
171 
172 	ram_mask(fuc, 0x1373f4, 0x00000003, 0x00000000);
173 	ram_mask(fuc, 0x1373f4, 0x00000010, 0x00000000);
174 
175 	/* (re)program refpll, if required */
176 	if ((ram_rd32(fuc, 0x132024) & 0xffffffff) != rcoef ||
177 	    (ram_rd32(fuc, 0x132034) & 0x0000ffff) != runk1) {
178 		ram_mask(fuc, 0x132000, 0x00000001, 0x00000000);
179 		ram_mask(fuc, 0x132020, 0x00000001, 0x00000000);
180 		ram_wr32(fuc, 0x137320, 0x00000000);
181 		ram_mask(fuc, 0x132030, 0xffff0000, runk0);
182 		ram_mask(fuc, 0x132034, 0x0000ffff, runk1);
183 		ram_wr32(fuc, 0x132024, rcoef);
184 		ram_mask(fuc, 0x132028, 0x00080000, 0x00080000);
185 		ram_mask(fuc, 0x132020, 0x00000001, 0x00000001);
186 		ram_wait(fuc, 0x137390, 0x00020000, 0x00020000, 64000);
187 		ram_mask(fuc, 0x132028, 0x00080000, 0x00000000);
188 	}
189 
190 	/* (re)program mempll, if required */
191 	if (ram->mode == 2) {
192 		ram_mask(fuc, 0x1373f4, 0x00010000, 0x00000000);
193 		ram_mask(fuc, 0x132000, 0x80000000, 0x80000000);
194 		ram_mask(fuc, 0x132000, 0x00000001, 0x00000000);
195 		ram_mask(fuc, 0x132004, 0x103fffff, mcoef);
196 		ram_mask(fuc, 0x132000, 0x00000001, 0x00000001);
197 		ram_wait(fuc, 0x137390, 0x00000002, 0x00000002, 64000);
198 		ram_mask(fuc, 0x1373f4, 0x00000000, 0x00001100);
199 	} else {
200 		ram_mask(fuc, 0x1373f4, 0x00000000, 0x00010100);
201 	}
202 
203 	ram_mask(fuc, 0x1373f4, 0x00000000, 0x00000010);
204 }
205 
206 static void
207 r1373f4_fini(struct gk104_ramfuc *fuc)
208 {
209 	struct gk104_ram *ram = container_of(fuc, typeof(*ram), fuc);
210 	struct nvkm_ram_data *next = ram->base.next;
211 	u8 v0 = next->bios.ramcfg_11_03_c0;
212 	u8 v1 = next->bios.ramcfg_11_03_30;
213 	u32 tmp;
214 
215 	tmp = ram_rd32(fuc, 0x1373ec) & ~0x00030000;
216 	ram_wr32(fuc, 0x1373ec, tmp | (v1 << 16));
217 	ram_mask(fuc, 0x1373f0, (~ram->mode & 3), 0x00000000);
218 	if (ram->mode == 2) {
219 		ram_mask(fuc, 0x1373f4, 0x00000003, 0x000000002);
220 		ram_mask(fuc, 0x1373f4, 0x00001100, 0x000000000);
221 	} else {
222 		ram_mask(fuc, 0x1373f4, 0x00000003, 0x000000001);
223 		ram_mask(fuc, 0x1373f4, 0x00010000, 0x000000000);
224 	}
225 	ram_mask(fuc, 0x10f800, 0x00000030, (v0 ^ v1) << 4);
226 }
227 
228 static void
229 gk104_ram_nuts(struct gk104_ram *ram, struct ramfuc_reg *reg,
230 	       u32 _mask, u32 _data, u32 _copy)
231 {
232 	struct nvkm_fb *fb = ram->base.fb;
233 	struct ramfuc *fuc = &ram->fuc.base;
234 	struct nvkm_device *device = fb->subdev.device;
235 	u32 addr = 0x110000 + (reg->addr & 0xfff);
236 	u32 mask = _mask | _copy;
237 	u32 data = (_data & _mask) | (reg->data & _copy);
238 	u32 i;
239 
240 	for (i = 0; i < 16; i++, addr += 0x1000) {
241 		if (ram->pnuts & (1 << i)) {
242 			u32 prev = nvkm_rd32(device, addr);
243 			u32 next = (prev & ~mask) | data;
244 			nvkm_memx_wr32(fuc->memx, addr, next);
245 		}
246 	}
247 }
248 #define ram_nuts(s,r,m,d,c)                                                    \
249 	gk104_ram_nuts((s), &(s)->fuc.r_##r, (m), (d), (c))
250 
251 static int
252 gk104_ram_calc_gddr5(struct gk104_ram *ram, u32 freq)
253 {
254 	struct gk104_ramfuc *fuc = &ram->fuc;
255 	struct nvkm_ram_data *next = ram->base.next;
256 	int vc = !next->bios.ramcfg_11_02_08;
257 	int mv = !next->bios.ramcfg_11_02_04;
258 	u32 mask, data;
259 
260 	ram_mask(fuc, 0x10f808, 0x40000000, 0x40000000);
261 	ram_block(fuc);
262 	ram_wr32(fuc, 0x62c000, 0x0f0f0000);
263 
264 	/* MR1: turn termination on early, for some reason.. */
265 	if ((ram->base.mr[1] & 0x03c) != 0x030) {
266 		ram_mask(fuc, mr[1], 0x03c, ram->base.mr[1] & 0x03c);
267 		ram_nuts(ram, mr[1], 0x03c, ram->base.mr1_nuts & 0x03c, 0x000);
268 	}
269 
270 	if (vc == 1 && ram_have(fuc, gpio2E)) {
271 		u32 temp  = ram_mask(fuc, gpio2E, 0x3000, fuc->r_func2E[1]);
272 		if (temp != ram_rd32(fuc, gpio2E)) {
273 			ram_wr32(fuc, gpiotrig, 1);
274 			ram_nsec(fuc, 20000);
275 		}
276 	}
277 
278 	ram_mask(fuc, 0x10f200, 0x00000800, 0x00000000);
279 
280 	gk104_ram_train(fuc, 0x01020000, 0x000c0000);
281 
282 	ram_wr32(fuc, 0x10f210, 0x00000000); /* REFRESH_AUTO = 0 */
283 	ram_nsec(fuc, 1000);
284 	ram_wr32(fuc, 0x10f310, 0x00000001); /* REFRESH */
285 	ram_nsec(fuc, 1000);
286 
287 	ram_mask(fuc, 0x10f200, 0x80000000, 0x80000000);
288 	ram_wr32(fuc, 0x10f314, 0x00000001); /* PRECHARGE */
289 	ram_mask(fuc, 0x10f200, 0x80000000, 0x00000000);
290 	ram_wr32(fuc, 0x10f090, 0x00000061);
291 	ram_wr32(fuc, 0x10f090, 0xc000007f);
292 	ram_nsec(fuc, 1000);
293 
294 	ram_wr32(fuc, 0x10f698, 0x00000000);
295 	ram_wr32(fuc, 0x10f69c, 0x00000000);
296 
297 	/*XXX: there does appear to be some kind of condition here, simply
298 	 *     modifying these bits in the vbios from the default pl0
299 	 *     entries shows no change.  however, the data does appear to
300 	 *     be correct and may be required for the transition back
301 	 */
302 	mask = 0x800f07e0;
303 	data = 0x00030000;
304 	if (ram_rd32(fuc, 0x10f978) & 0x00800000)
305 		data |= 0x00040000;
306 
307 	if (1) {
308 		data |= 0x800807e0;
309 		switch (next->bios.ramcfg_11_03_c0) {
310 		case 3: data &= ~0x00000040; break;
311 		case 2: data &= ~0x00000100; break;
312 		case 1: data &= ~0x80000000; break;
313 		case 0: data &= ~0x00000400; break;
314 		}
315 
316 		switch (next->bios.ramcfg_11_03_30) {
317 		case 3: data &= ~0x00000020; break;
318 		case 2: data &= ~0x00000080; break;
319 		case 1: data &= ~0x00080000; break;
320 		case 0: data &= ~0x00000200; break;
321 		}
322 	}
323 
324 	if (next->bios.ramcfg_11_02_80)
325 		mask |= 0x03000000;
326 	if (next->bios.ramcfg_11_02_40)
327 		mask |= 0x00002000;
328 	if (next->bios.ramcfg_11_07_10)
329 		mask |= 0x00004000;
330 	if (next->bios.ramcfg_11_07_08)
331 		mask |= 0x00000003;
332 	else {
333 		mask |= 0x34000000;
334 		if (ram_rd32(fuc, 0x10f978) & 0x00800000)
335 			mask |= 0x40000000;
336 	}
337 	ram_mask(fuc, 0x10f824, mask, data);
338 
339 	ram_mask(fuc, 0x132040, 0x00010000, 0x00000000);
340 
341 	if (ram->from == 2 && ram->mode != 2) {
342 		ram_mask(fuc, 0x10f808, 0x00080000, 0x00000000);
343 		ram_mask(fuc, 0x10f200, 0x18008000, 0x00008000);
344 		ram_mask(fuc, 0x10f800, 0x00000000, 0x00000004);
345 		ram_mask(fuc, 0x10f830, 0x00008000, 0x01040010);
346 		ram_mask(fuc, 0x10f830, 0x01000000, 0x00000000);
347 		r1373f4_init(fuc);
348 		ram_mask(fuc, 0x1373f0, 0x00000002, 0x00000001);
349 		r1373f4_fini(fuc);
350 		ram_mask(fuc, 0x10f830, 0x00c00000, 0x00240001);
351 	} else
352 	if (ram->from != 2 && ram->mode != 2) {
353 		r1373f4_init(fuc);
354 		r1373f4_fini(fuc);
355 	}
356 
357 	if (ram_have(fuc, gpioMV)) {
358 		u32 temp  = ram_mask(fuc, gpioMV, 0x3000, fuc->r_funcMV[mv]);
359 		if (temp != ram_rd32(fuc, gpioMV)) {
360 			ram_wr32(fuc, gpiotrig, 1);
361 			ram_nsec(fuc, 64000);
362 		}
363 	}
364 
365 	if (next->bios.ramcfg_11_02_40 ||
366 	    next->bios.ramcfg_11_07_10) {
367 		ram_mask(fuc, 0x132040, 0x00010000, 0x00010000);
368 		ram_nsec(fuc, 20000);
369 	}
370 
371 	if (ram->from != 2 && ram->mode == 2) {
372 		if (0 /*XXX: Titan */)
373 			ram_mask(fuc, 0x10f200, 0x18000000, 0x18000000);
374 		ram_mask(fuc, 0x10f800, 0x00000004, 0x00000000);
375 		ram_mask(fuc, 0x1373f0, 0x00000000, 0x00000002);
376 		ram_mask(fuc, 0x10f830, 0x00800001, 0x00408010);
377 		r1373f4_init(fuc);
378 		r1373f4_fini(fuc);
379 		ram_mask(fuc, 0x10f808, 0x00000000, 0x00080000);
380 		ram_mask(fuc, 0x10f200, 0x00808000, 0x00800000);
381 	} else
382 	if (ram->from == 2 && ram->mode == 2) {
383 		ram_mask(fuc, 0x10f800, 0x00000004, 0x00000000);
384 		r1373f4_init(fuc);
385 		r1373f4_fini(fuc);
386 	}
387 
388 	if (ram->mode != 2) /*XXX*/ {
389 		if (next->bios.ramcfg_11_07_40)
390 			ram_mask(fuc, 0x10f670, 0x80000000, 0x80000000);
391 	}
392 
393 	ram_wr32(fuc, 0x10f65c, 0x00000011 * next->bios.rammap_11_11_0c);
394 	ram_wr32(fuc, 0x10f6b8, 0x01010101 * next->bios.ramcfg_11_09);
395 	ram_wr32(fuc, 0x10f6bc, 0x01010101 * next->bios.ramcfg_11_09);
396 
397 	if (!next->bios.ramcfg_11_07_08 && !next->bios.ramcfg_11_07_04) {
398 		ram_wr32(fuc, 0x10f698, 0x01010101 * next->bios.ramcfg_11_04);
399 		ram_wr32(fuc, 0x10f69c, 0x01010101 * next->bios.ramcfg_11_04);
400 	} else
401 	if (!next->bios.ramcfg_11_07_08) {
402 		ram_wr32(fuc, 0x10f698, 0x00000000);
403 		ram_wr32(fuc, 0x10f69c, 0x00000000);
404 	}
405 
406 	if (ram->mode != 2) {
407 		u32 data = 0x01000100 * next->bios.ramcfg_11_04;
408 		ram_nuke(fuc, 0x10f694);
409 		ram_mask(fuc, 0x10f694, 0xff00ff00, data);
410 	}
411 
412 	if (ram->mode == 2 && next->bios.ramcfg_11_08_10)
413 		data = 0x00000080;
414 	else
415 		data = 0x00000000;
416 	ram_mask(fuc, 0x10f60c, 0x00000080, data);
417 
418 	mask = 0x00070000;
419 	data = 0x00000000;
420 	if (!next->bios.ramcfg_11_02_80)
421 		data |= 0x03000000;
422 	if (!next->bios.ramcfg_11_02_40)
423 		data |= 0x00002000;
424 	if (!next->bios.ramcfg_11_07_10)
425 		data |= 0x00004000;
426 	if (!next->bios.ramcfg_11_07_08)
427 		data |= 0x00000003;
428 	else
429 		data |= 0x74000000;
430 	ram_mask(fuc, 0x10f824, mask, data);
431 
432 	if (next->bios.ramcfg_11_01_08)
433 		data = 0x00000000;
434 	else
435 		data = 0x00001000;
436 	ram_mask(fuc, 0x10f200, 0x00001000, data);
437 
438 	if (ram_rd32(fuc, 0x10f670) & 0x80000000) {
439 		ram_nsec(fuc, 10000);
440 		ram_mask(fuc, 0x10f670, 0x80000000, 0x00000000);
441 	}
442 
443 	if (next->bios.ramcfg_11_08_01)
444 		data = 0x00100000;
445 	else
446 		data = 0x00000000;
447 	ram_mask(fuc, 0x10f82c, 0x00100000, data);
448 
449 	data = 0x00000000;
450 	if (next->bios.ramcfg_11_08_08)
451 		data |= 0x00002000;
452 	if (next->bios.ramcfg_11_08_04)
453 		data |= 0x00001000;
454 	if (next->bios.ramcfg_11_08_02)
455 		data |= 0x00004000;
456 	ram_mask(fuc, 0x10f830, 0x00007000, data);
457 
458 	/* PFB timing */
459 	ram_mask(fuc, 0x10f248, 0xffffffff, next->bios.timing[10]);
460 	ram_mask(fuc, 0x10f290, 0xffffffff, next->bios.timing[0]);
461 	ram_mask(fuc, 0x10f294, 0xffffffff, next->bios.timing[1]);
462 	ram_mask(fuc, 0x10f298, 0xffffffff, next->bios.timing[2]);
463 	ram_mask(fuc, 0x10f29c, 0xffffffff, next->bios.timing[3]);
464 	ram_mask(fuc, 0x10f2a0, 0xffffffff, next->bios.timing[4]);
465 	ram_mask(fuc, 0x10f2a4, 0xffffffff, next->bios.timing[5]);
466 	ram_mask(fuc, 0x10f2a8, 0xffffffff, next->bios.timing[6]);
467 	ram_mask(fuc, 0x10f2ac, 0xffffffff, next->bios.timing[7]);
468 	ram_mask(fuc, 0x10f2cc, 0xffffffff, next->bios.timing[8]);
469 	ram_mask(fuc, 0x10f2e8, 0xffffffff, next->bios.timing[9]);
470 
471 	data = mask = 0x00000000;
472 	if (ram->diff.ramcfg_11_08_20) {
473 		if (next->bios.ramcfg_11_08_20)
474 			data |= 0x01000000;
475 		mask |= 0x01000000;
476 	}
477 	ram_mask(fuc, 0x10f200, mask, data);
478 
479 	data = mask = 0x00000000;
480 	if (ram->diff.ramcfg_11_02_03) {
481 		data |= next->bios.ramcfg_11_02_03 << 8;
482 		mask |= 0x00000300;
483 	}
484 	if (ram->diff.ramcfg_11_01_10) {
485 		if (next->bios.ramcfg_11_01_10)
486 			data |= 0x70000000;
487 		mask |= 0x70000000;
488 	}
489 	ram_mask(fuc, 0x10f604, mask, data);
490 
491 	data = mask = 0x00000000;
492 	if (ram->diff.timing_20_30_07) {
493 		data |= next->bios.timing_20_30_07 << 28;
494 		mask |= 0x70000000;
495 	}
496 	if (ram->diff.ramcfg_11_01_01) {
497 		if (next->bios.ramcfg_11_01_01)
498 			data |= 0x00000100;
499 		mask |= 0x00000100;
500 	}
501 	ram_mask(fuc, 0x10f614, mask, data);
502 
503 	data = mask = 0x00000000;
504 	if (ram->diff.timing_20_30_07) {
505 		data |= next->bios.timing_20_30_07 << 28;
506 		mask |= 0x70000000;
507 	}
508 	if (ram->diff.ramcfg_11_01_02) {
509 		if (next->bios.ramcfg_11_01_02)
510 			data |= 0x00000100;
511 		mask |= 0x00000100;
512 	}
513 	ram_mask(fuc, 0x10f610, mask, data);
514 
515 	mask = 0x33f00000;
516 	data = 0x00000000;
517 	if (!next->bios.ramcfg_11_01_04)
518 		data |= 0x20200000;
519 	if (!next->bios.ramcfg_11_07_80)
520 		data |= 0x12800000;
521 	/*XXX: see note above about there probably being some condition
522 	 *     for the 10f824 stuff that uses ramcfg 3...
523 	 */
524 	if (next->bios.ramcfg_11_03_f0) {
525 		if (next->bios.rammap_11_08_0c) {
526 			if (!next->bios.ramcfg_11_07_80)
527 				mask |= 0x00000020;
528 			else
529 				data |= 0x00000020;
530 			mask |= 0x00000004;
531 		}
532 	} else {
533 		mask |= 0x40000020;
534 		data |= 0x00000004;
535 	}
536 
537 	ram_mask(fuc, 0x10f808, mask, data);
538 
539 	ram_wr32(fuc, 0x10f870, 0x11111111 * next->bios.ramcfg_11_03_0f);
540 
541 	data = mask = 0x00000000;
542 	if (ram->diff.ramcfg_11_02_03) {
543 		data |= next->bios.ramcfg_11_02_03;
544 		mask |= 0x00000003;
545 	}
546 	if (ram->diff.ramcfg_11_01_10) {
547 		if (next->bios.ramcfg_11_01_10)
548 			data |= 0x00000004;
549 		mask |= 0x00000004;
550 	}
551 
552 	if ((ram_mask(fuc, 0x100770, mask, data) & mask & 4) != (data & 4)) {
553 		ram_mask(fuc, 0x100750, 0x00000008, 0x00000008);
554 		ram_wr32(fuc, 0x100710, 0x00000000);
555 		ram_wait(fuc, 0x100710, 0x80000000, 0x80000000, 200000);
556 	}
557 
558 	data = next->bios.timing_20_30_07 << 8;
559 	if (next->bios.ramcfg_11_01_01)
560 		data |= 0x80000000;
561 	ram_mask(fuc, 0x100778, 0x00000700, data);
562 
563 	ram_mask(fuc, 0x10f250, 0x000003f0, next->bios.timing_20_2c_003f << 4);
564 	data = (next->bios.timing[10] & 0x7f000000) >> 24;
565 	if (data < next->bios.timing_20_2c_1fc0)
566 		data = next->bios.timing_20_2c_1fc0;
567 	ram_mask(fuc, 0x10f24c, 0x7f000000, data << 24);
568 	ram_mask(fuc, 0x10f224, 0x001f0000, next->bios.timing_20_30_f8 << 16);
569 
570 	ram_mask(fuc, 0x10fec4, 0x041e0f07, next->bios.timing_20_31_0800 << 26 |
571 					    next->bios.timing_20_31_0780 << 17 |
572 					    next->bios.timing_20_31_0078 << 8 |
573 					    next->bios.timing_20_31_0007);
574 	ram_mask(fuc, 0x10fec8, 0x00000027, next->bios.timing_20_31_8000 << 5 |
575 					    next->bios.timing_20_31_7000);
576 
577 	ram_wr32(fuc, 0x10f090, 0x4000007e);
578 	ram_nsec(fuc, 2000);
579 	ram_wr32(fuc, 0x10f314, 0x00000001); /* PRECHARGE */
580 	ram_wr32(fuc, 0x10f310, 0x00000001); /* REFRESH */
581 	ram_wr32(fuc, 0x10f210, 0x80000000); /* REFRESH_AUTO = 1 */
582 
583 	if (next->bios.ramcfg_11_08_10 && (ram->mode == 2) /*XXX*/) {
584 		u32 temp = ram_mask(fuc, 0x10f294, 0xff000000, 0x24000000);
585 		gk104_ram_train(fuc, 0xbc0e0000, 0xa4010000); /*XXX*/
586 		ram_nsec(fuc, 1000);
587 		ram_wr32(fuc, 0x10f294, temp);
588 	}
589 
590 	ram_mask(fuc, mr[3], 0xfff, ram->base.mr[3]);
591 	ram_wr32(fuc, mr[0], ram->base.mr[0]);
592 	ram_mask(fuc, mr[8], 0xfff, ram->base.mr[8]);
593 	ram_nsec(fuc, 1000);
594 	ram_mask(fuc, mr[1], 0xfff, ram->base.mr[1]);
595 	ram_mask(fuc, mr[5], 0xfff, ram->base.mr[5] & ~0x004); /* LP3 later */
596 	ram_mask(fuc, mr[6], 0xfff, ram->base.mr[6]);
597 	ram_mask(fuc, mr[7], 0xfff, ram->base.mr[7]);
598 
599 	if (vc == 0 && ram_have(fuc, gpio2E)) {
600 		u32 temp  = ram_mask(fuc, gpio2E, 0x3000, fuc->r_func2E[0]);
601 		if (temp != ram_rd32(fuc, gpio2E)) {
602 			ram_wr32(fuc, gpiotrig, 1);
603 			ram_nsec(fuc, 20000);
604 		}
605 	}
606 
607 	ram_mask(fuc, 0x10f200, 0x80000000, 0x80000000);
608 	ram_wr32(fuc, 0x10f318, 0x00000001); /* NOP? */
609 	ram_mask(fuc, 0x10f200, 0x80000000, 0x00000000);
610 	ram_nsec(fuc, 1000);
611 	ram_nuts(ram, 0x10f200, 0x18808800, 0x00000000, 0x18808800);
612 
613 	data  = ram_rd32(fuc, 0x10f978);
614 	data &= ~0x00046144;
615 	data |=  0x0000000b;
616 	if (!next->bios.ramcfg_11_07_08) {
617 		if (!next->bios.ramcfg_11_07_04)
618 			data |= 0x0000200c;
619 		else
620 			data |= 0x00000000;
621 	} else {
622 		data |= 0x00040044;
623 	}
624 	ram_wr32(fuc, 0x10f978, data);
625 
626 	if (ram->mode == 1) {
627 		data = ram_rd32(fuc, 0x10f830) | 0x00000001;
628 		ram_wr32(fuc, 0x10f830, data);
629 	}
630 
631 	if (!next->bios.ramcfg_11_07_08) {
632 		data = 0x88020000;
633 		if ( next->bios.ramcfg_11_07_04)
634 			data |= 0x10000000;
635 		if (!next->bios.rammap_11_08_10)
636 			data |= 0x00080000;
637 	} else {
638 		data = 0xa40e0000;
639 	}
640 	gk104_ram_train(fuc, 0xbc0f0000, data);
641 	if (1) /* XXX: not always? */
642 		ram_nsec(fuc, 1000);
643 
644 	if (ram->mode == 2) { /*XXX*/
645 		ram_mask(fuc, 0x10f800, 0x00000004, 0x00000004);
646 	}
647 
648 	/* LP3 */
649 	if (ram_mask(fuc, mr[5], 0x004, ram->base.mr[5]) != ram->base.mr[5])
650 		ram_nsec(fuc, 1000);
651 
652 	if (ram->mode != 2) {
653 		ram_mask(fuc, 0x10f830, 0x01000000, 0x01000000);
654 		ram_mask(fuc, 0x10f830, 0x01000000, 0x00000000);
655 	}
656 
657 	if (next->bios.ramcfg_11_07_02)
658 		gk104_ram_train(fuc, 0x80020000, 0x01000000);
659 
660 	ram_unblock(fuc);
661 	ram_wr32(fuc, 0x62c000, 0x0f0f0f00);
662 
663 	if (next->bios.rammap_11_08_01)
664 		data = 0x00000800;
665 	else
666 		data = 0x00000000;
667 	ram_mask(fuc, 0x10f200, 0x00000800, data);
668 	ram_nuts(ram, 0x10f200, 0x18808800, data, 0x18808800);
669 	return 0;
670 }
671 
672 /*******************************************************************************
673  * DDR3
674  ******************************************************************************/
675 
676 static int
677 gk104_ram_calc_sddr3(struct gk104_ram *ram, u32 freq)
678 {
679 	struct gk104_ramfuc *fuc = &ram->fuc;
680 	const u32 rcoef = ((  ram->P1 << 16) | (ram->N1 << 8) | ram->M1);
681 	const u32 runk0 = ram->fN1 << 16;
682 	const u32 runk1 = ram->fN1;
683 	struct nvkm_ram_data *next = ram->base.next;
684 	int vc = !next->bios.ramcfg_11_02_08;
685 	int mv = !next->bios.ramcfg_11_02_04;
686 	u32 mask, data;
687 
688 	ram_mask(fuc, 0x10f808, 0x40000000, 0x40000000);
689 	ram_block(fuc);
690 	ram_wr32(fuc, 0x62c000, 0x0f0f0000);
691 
692 	if (vc == 1 && ram_have(fuc, gpio2E)) {
693 		u32 temp  = ram_mask(fuc, gpio2E, 0x3000, fuc->r_func2E[1]);
694 		if (temp != ram_rd32(fuc, gpio2E)) {
695 			ram_wr32(fuc, gpiotrig, 1);
696 			ram_nsec(fuc, 20000);
697 		}
698 	}
699 
700 	ram_mask(fuc, 0x10f200, 0x00000800, 0x00000000);
701 	if (next->bios.ramcfg_11_03_f0)
702 		ram_mask(fuc, 0x10f808, 0x04000000, 0x04000000);
703 
704 	ram_wr32(fuc, 0x10f314, 0x00000001); /* PRECHARGE */
705 	ram_wr32(fuc, 0x10f210, 0x00000000); /* REFRESH_AUTO = 0 */
706 	ram_wr32(fuc, 0x10f310, 0x00000001); /* REFRESH */
707 	ram_mask(fuc, 0x10f200, 0x80000000, 0x80000000);
708 	ram_wr32(fuc, 0x10f310, 0x00000001); /* REFRESH */
709 	ram_mask(fuc, 0x10f200, 0x80000000, 0x00000000);
710 	ram_nsec(fuc, 1000);
711 
712 	ram_wr32(fuc, 0x10f090, 0x00000060);
713 	ram_wr32(fuc, 0x10f090, 0xc000007e);
714 
715 	/*XXX: there does appear to be some kind of condition here, simply
716 	 *     modifying these bits in the vbios from the default pl0
717 	 *     entries shows no change.  however, the data does appear to
718 	 *     be correct and may be required for the transition back
719 	 */
720 	mask = 0x00010000;
721 	data = 0x00010000;
722 
723 	if (1) {
724 		mask |= 0x800807e0;
725 		data |= 0x800807e0;
726 		switch (next->bios.ramcfg_11_03_c0) {
727 		case 3: data &= ~0x00000040; break;
728 		case 2: data &= ~0x00000100; break;
729 		case 1: data &= ~0x80000000; break;
730 		case 0: data &= ~0x00000400; break;
731 		}
732 
733 		switch (next->bios.ramcfg_11_03_30) {
734 		case 3: data &= ~0x00000020; break;
735 		case 2: data &= ~0x00000080; break;
736 		case 1: data &= ~0x00080000; break;
737 		case 0: data &= ~0x00000200; break;
738 		}
739 	}
740 
741 	if (next->bios.ramcfg_11_02_80)
742 		mask |= 0x03000000;
743 	if (next->bios.ramcfg_11_02_40)
744 		mask |= 0x00002000;
745 	if (next->bios.ramcfg_11_07_10)
746 		mask |= 0x00004000;
747 	if (next->bios.ramcfg_11_07_08)
748 		mask |= 0x00000003;
749 	else
750 		mask |= 0x14000000;
751 	ram_mask(fuc, 0x10f824, mask, data);
752 
753 	ram_mask(fuc, 0x132040, 0x00010000, 0x00000000);
754 
755 	ram_mask(fuc, 0x1373f4, 0x00000000, 0x00010010);
756 	data  = ram_rd32(fuc, 0x1373ec) & ~0x00030000;
757 	data |= next->bios.ramcfg_11_03_30 << 16;
758 	ram_wr32(fuc, 0x1373ec, data);
759 	ram_mask(fuc, 0x1373f4, 0x00000003, 0x00000000);
760 	ram_mask(fuc, 0x1373f4, 0x00000010, 0x00000000);
761 
762 	/* (re)program refpll, if required */
763 	if ((ram_rd32(fuc, 0x132024) & 0xffffffff) != rcoef ||
764 	    (ram_rd32(fuc, 0x132034) & 0x0000ffff) != runk1) {
765 		ram_mask(fuc, 0x132000, 0x00000001, 0x00000000);
766 		ram_mask(fuc, 0x132020, 0x00000001, 0x00000000);
767 		ram_wr32(fuc, 0x137320, 0x00000000);
768 		ram_mask(fuc, 0x132030, 0xffff0000, runk0);
769 		ram_mask(fuc, 0x132034, 0x0000ffff, runk1);
770 		ram_wr32(fuc, 0x132024, rcoef);
771 		ram_mask(fuc, 0x132028, 0x00080000, 0x00080000);
772 		ram_mask(fuc, 0x132020, 0x00000001, 0x00000001);
773 		ram_wait(fuc, 0x137390, 0x00020000, 0x00020000, 64000);
774 		ram_mask(fuc, 0x132028, 0x00080000, 0x00000000);
775 	}
776 
777 	ram_mask(fuc, 0x1373f4, 0x00000010, 0x00000010);
778 	ram_mask(fuc, 0x1373f4, 0x00000003, 0x00000001);
779 	ram_mask(fuc, 0x1373f4, 0x00010000, 0x00000000);
780 
781 	if (ram_have(fuc, gpioMV)) {
782 		u32 temp  = ram_mask(fuc, gpioMV, 0x3000, fuc->r_funcMV[mv]);
783 		if (temp != ram_rd32(fuc, gpioMV)) {
784 			ram_wr32(fuc, gpiotrig, 1);
785 			ram_nsec(fuc, 64000);
786 		}
787 	}
788 
789 	if (next->bios.ramcfg_11_02_40 ||
790 	    next->bios.ramcfg_11_07_10) {
791 		ram_mask(fuc, 0x132040, 0x00010000, 0x00010000);
792 		ram_nsec(fuc, 20000);
793 	}
794 
795 	if (ram->mode != 2) /*XXX*/ {
796 		if (next->bios.ramcfg_11_07_40)
797 			ram_mask(fuc, 0x10f670, 0x80000000, 0x80000000);
798 	}
799 
800 	ram_wr32(fuc, 0x10f65c, 0x00000011 * next->bios.rammap_11_11_0c);
801 	ram_wr32(fuc, 0x10f6b8, 0x01010101 * next->bios.ramcfg_11_09);
802 	ram_wr32(fuc, 0x10f6bc, 0x01010101 * next->bios.ramcfg_11_09);
803 
804 	mask = 0x00010000;
805 	data = 0x00000000;
806 	if (!next->bios.ramcfg_11_02_80)
807 		data |= 0x03000000;
808 	if (!next->bios.ramcfg_11_02_40)
809 		data |= 0x00002000;
810 	if (!next->bios.ramcfg_11_07_10)
811 		data |= 0x00004000;
812 	if (!next->bios.ramcfg_11_07_08)
813 		data |= 0x00000003;
814 	else
815 		data |= 0x14000000;
816 	ram_mask(fuc, 0x10f824, mask, data);
817 	ram_nsec(fuc, 1000);
818 
819 	if (next->bios.ramcfg_11_08_01)
820 		data = 0x00100000;
821 	else
822 		data = 0x00000000;
823 	ram_mask(fuc, 0x10f82c, 0x00100000, data);
824 
825 	/* PFB timing */
826 	ram_mask(fuc, 0x10f248, 0xffffffff, next->bios.timing[10]);
827 	ram_mask(fuc, 0x10f290, 0xffffffff, next->bios.timing[0]);
828 	ram_mask(fuc, 0x10f294, 0xffffffff, next->bios.timing[1]);
829 	ram_mask(fuc, 0x10f298, 0xffffffff, next->bios.timing[2]);
830 	ram_mask(fuc, 0x10f29c, 0xffffffff, next->bios.timing[3]);
831 	ram_mask(fuc, 0x10f2a0, 0xffffffff, next->bios.timing[4]);
832 	ram_mask(fuc, 0x10f2a4, 0xffffffff, next->bios.timing[5]);
833 	ram_mask(fuc, 0x10f2a8, 0xffffffff, next->bios.timing[6]);
834 	ram_mask(fuc, 0x10f2ac, 0xffffffff, next->bios.timing[7]);
835 	ram_mask(fuc, 0x10f2cc, 0xffffffff, next->bios.timing[8]);
836 	ram_mask(fuc, 0x10f2e8, 0xffffffff, next->bios.timing[9]);
837 
838 	mask = 0x33f00000;
839 	data = 0x00000000;
840 	if (!next->bios.ramcfg_11_01_04)
841 		data |= 0x20200000;
842 	if (!next->bios.ramcfg_11_07_80)
843 		data |= 0x12800000;
844 	/*XXX: see note above about there probably being some condition
845 	 *     for the 10f824 stuff that uses ramcfg 3...
846 	 */
847 	if (next->bios.ramcfg_11_03_f0) {
848 		if (next->bios.rammap_11_08_0c) {
849 			if (!next->bios.ramcfg_11_07_80)
850 				mask |= 0x00000020;
851 			else
852 				data |= 0x00000020;
853 			mask |= 0x08000004;
854 		}
855 		data |= 0x04000000;
856 	} else {
857 		mask |= 0x44000020;
858 		data |= 0x08000004;
859 	}
860 
861 	ram_mask(fuc, 0x10f808, mask, data);
862 
863 	ram_wr32(fuc, 0x10f870, 0x11111111 * next->bios.ramcfg_11_03_0f);
864 
865 	ram_mask(fuc, 0x10f250, 0x000003f0, next->bios.timing_20_2c_003f << 4);
866 
867 	data = (next->bios.timing[10] & 0x7f000000) >> 24;
868 	if (data < next->bios.timing_20_2c_1fc0)
869 		data = next->bios.timing_20_2c_1fc0;
870 	ram_mask(fuc, 0x10f24c, 0x7f000000, data << 24);
871 
872 	ram_mask(fuc, 0x10f224, 0x001f0000, next->bios.timing_20_30_f8 << 16);
873 
874 	ram_wr32(fuc, 0x10f090, 0x4000007f);
875 	ram_nsec(fuc, 1000);
876 
877 	ram_wr32(fuc, 0x10f314, 0x00000001); /* PRECHARGE */
878 	ram_wr32(fuc, 0x10f310, 0x00000001); /* REFRESH */
879 	ram_wr32(fuc, 0x10f210, 0x80000000); /* REFRESH_AUTO = 1 */
880 	ram_nsec(fuc, 1000);
881 
882 	ram_nuke(fuc, mr[0]);
883 	ram_mask(fuc, mr[0], 0x100, 0x100);
884 	ram_mask(fuc, mr[0], 0x100, 0x000);
885 
886 	ram_mask(fuc, mr[2], 0xfff, ram->base.mr[2]);
887 	ram_wr32(fuc, mr[0], ram->base.mr[0]);
888 	ram_nsec(fuc, 1000);
889 
890 	ram_nuke(fuc, mr[0]);
891 	ram_mask(fuc, mr[0], 0x100, 0x100);
892 	ram_mask(fuc, mr[0], 0x100, 0x000);
893 
894 	if (vc == 0 && ram_have(fuc, gpio2E)) {
895 		u32 temp  = ram_mask(fuc, gpio2E, 0x3000, fuc->r_func2E[0]);
896 		if (temp != ram_rd32(fuc, gpio2E)) {
897 			ram_wr32(fuc, gpiotrig, 1);
898 			ram_nsec(fuc, 20000);
899 		}
900 	}
901 
902 	if (ram->mode != 2) {
903 		ram_mask(fuc, 0x10f830, 0x01000000, 0x01000000);
904 		ram_mask(fuc, 0x10f830, 0x01000000, 0x00000000);
905 	}
906 
907 	ram_mask(fuc, 0x10f200, 0x80000000, 0x80000000);
908 	ram_wr32(fuc, 0x10f318, 0x00000001); /* NOP? */
909 	ram_mask(fuc, 0x10f200, 0x80000000, 0x00000000);
910 	ram_nsec(fuc, 1000);
911 
912 	ram_unblock(fuc);
913 	ram_wr32(fuc, 0x62c000, 0x0f0f0f00);
914 
915 	if (next->bios.rammap_11_08_01)
916 		data = 0x00000800;
917 	else
918 		data = 0x00000000;
919 	ram_mask(fuc, 0x10f200, 0x00000800, data);
920 	return 0;
921 }
922 
923 /*******************************************************************************
924  * main hooks
925  ******************************************************************************/
926 
927 static int
928 gk104_ram_calc_data(struct gk104_ram *ram, u32 khz, struct nvkm_ram_data *data)
929 {
930 	struct nvkm_subdev *subdev = &ram->base.fb->subdev;
931 	struct nvkm_ram_data *cfg;
932 	u32 mhz = khz / 1000;
933 
934 	list_for_each_entry(cfg, &ram->cfg, head) {
935 		if (mhz >= cfg->bios.rammap_min &&
936 		    mhz <= cfg->bios.rammap_max) {
937 			*data = *cfg;
938 			data->freq = khz;
939 			return 0;
940 		}
941 	}
942 
943 	nvkm_error(subdev, "ramcfg data for %dMHz not found\n", mhz);
944 	return -EINVAL;
945 }
946 
947 static int
948 gk104_ram_calc_xits(struct gk104_ram *ram, struct nvkm_ram_data *next)
949 {
950 	struct gk104_ramfuc *fuc = &ram->fuc;
951 	struct nvkm_subdev *subdev = &ram->base.fb->subdev;
952 	int refclk, i;
953 	int ret;
954 
955 	ret = ram_init(fuc, ram->base.fb);
956 	if (ret)
957 		return ret;
958 
959 	ram->mode = (next->freq > fuc->refpll.vco1.max_freq) ? 2 : 1;
960 	ram->from = ram_rd32(fuc, 0x1373f4) & 0x0000000f;
961 
962 	/* XXX: this is *not* what nvidia do.  on fermi nvidia generally
963 	 * select, based on some unknown condition, one of the two possible
964 	 * reference frequencies listed in the vbios table for mempll and
965 	 * program refpll to that frequency.
966 	 *
967 	 * so far, i've seen very weird values being chosen by nvidia on
968 	 * kepler boards, no idea how/why they're chosen.
969 	 */
970 	refclk = next->freq;
971 	if (ram->mode == 2)
972 		refclk = fuc->mempll.refclk;
973 
974 	/* calculate refpll coefficients */
975 	ret = gt215_pll_calc(subdev, &fuc->refpll, refclk, &ram->N1,
976 			     &ram->fN1, &ram->M1, &ram->P1);
977 	fuc->mempll.refclk = ret;
978 	if (ret <= 0) {
979 		nvkm_error(subdev, "unable to calc refpll\n");
980 		return -EINVAL;
981 	}
982 
983 	/* calculate mempll coefficients, if we're using it */
984 	if (ram->mode == 2) {
985 		/* post-divider doesn't work... the reg takes the values but
986 		 * appears to completely ignore it.  there *is* a bit at
987 		 * bit 28 that appears to divide the clock by 2 if set.
988 		 */
989 		fuc->mempll.min_p = 1;
990 		fuc->mempll.max_p = 2;
991 
992 		ret = gt215_pll_calc(subdev, &fuc->mempll, next->freq,
993 				     &ram->N2, NULL, &ram->M2, &ram->P2);
994 		if (ret <= 0) {
995 			nvkm_error(subdev, "unable to calc mempll\n");
996 			return -EINVAL;
997 		}
998 	}
999 
1000 	for (i = 0; i < ARRAY_SIZE(fuc->r_mr); i++) {
1001 		if (ram_have(fuc, mr[i]))
1002 			ram->base.mr[i] = ram_rd32(fuc, mr[i]);
1003 	}
1004 	ram->base.freq = next->freq;
1005 
1006 	switch (ram->base.type) {
1007 	case NVKM_RAM_TYPE_DDR3:
1008 		ret = nvkm_sddr3_calc(&ram->base);
1009 		if (ret == 0)
1010 			ret = gk104_ram_calc_sddr3(ram, next->freq);
1011 		break;
1012 	case NVKM_RAM_TYPE_GDDR5:
1013 		ret = nvkm_gddr5_calc(&ram->base, ram->pnuts != 0);
1014 		if (ret == 0)
1015 			ret = gk104_ram_calc_gddr5(ram, next->freq);
1016 		break;
1017 	default:
1018 		ret = -ENOSYS;
1019 		break;
1020 	}
1021 
1022 	return ret;
1023 }
1024 
1025 static int
1026 gk104_ram_calc(struct nvkm_ram *base, u32 freq)
1027 {
1028 	struct gk104_ram *ram = gk104_ram(base);
1029 	struct nvkm_clk *clk = ram->base.fb->subdev.device->clk;
1030 	struct nvkm_ram_data *xits = &ram->base.xition;
1031 	struct nvkm_ram_data *copy;
1032 	int ret;
1033 
1034 	if (ram->base.next == NULL) {
1035 		ret = gk104_ram_calc_data(ram,
1036 					  nvkm_clk_read(clk, nv_clk_src_mem),
1037 					  &ram->base.former);
1038 		if (ret)
1039 			return ret;
1040 
1041 		ret = gk104_ram_calc_data(ram, freq, &ram->base.target);
1042 		if (ret)
1043 			return ret;
1044 
1045 		if (ram->base.target.freq < ram->base.former.freq) {
1046 			*xits = ram->base.target;
1047 			copy = &ram->base.former;
1048 		} else {
1049 			*xits = ram->base.former;
1050 			copy = &ram->base.target;
1051 		}
1052 
1053 		xits->bios.ramcfg_11_02_04 = copy->bios.ramcfg_11_02_04;
1054 		xits->bios.ramcfg_11_02_03 = copy->bios.ramcfg_11_02_03;
1055 		xits->bios.timing_20_30_07 = copy->bios.timing_20_30_07;
1056 
1057 		ram->base.next = &ram->base.target;
1058 		if (memcmp(xits, &ram->base.former, sizeof(xits->bios)))
1059 			ram->base.next = &ram->base.xition;
1060 	} else {
1061 		BUG_ON(ram->base.next != &ram->base.xition);
1062 		ram->base.next = &ram->base.target;
1063 	}
1064 
1065 	return gk104_ram_calc_xits(ram, ram->base.next);
1066 }
1067 
1068 static void
1069 gk104_ram_prog_0(struct gk104_ram *ram, u32 freq)
1070 {
1071 	struct nvkm_device *device = ram->base.fb->subdev.device;
1072 	struct nvkm_ram_data *cfg;
1073 	u32 mhz = freq / 1000;
1074 	u32 mask, data;
1075 
1076 	list_for_each_entry(cfg, &ram->cfg, head) {
1077 		if (mhz >= cfg->bios.rammap_min &&
1078 		    mhz <= cfg->bios.rammap_max)
1079 			break;
1080 	}
1081 
1082 	if (&cfg->head == &ram->cfg)
1083 		return;
1084 
1085 	if (mask = 0, data = 0, ram->diff.rammap_11_0a_03fe) {
1086 		data |= cfg->bios.rammap_11_0a_03fe << 12;
1087 		mask |= 0x001ff000;
1088 	}
1089 	if (ram->diff.rammap_11_09_01ff) {
1090 		data |= cfg->bios.rammap_11_09_01ff;
1091 		mask |= 0x000001ff;
1092 	}
1093 	nvkm_mask(device, 0x10f468, mask, data);
1094 
1095 	if (mask = 0, data = 0, ram->diff.rammap_11_0a_0400) {
1096 		data |= cfg->bios.rammap_11_0a_0400;
1097 		mask |= 0x00000001;
1098 	}
1099 	nvkm_mask(device, 0x10f420, mask, data);
1100 
1101 	if (mask = 0, data = 0, ram->diff.rammap_11_0a_0800) {
1102 		data |= cfg->bios.rammap_11_0a_0800;
1103 		mask |= 0x00000001;
1104 	}
1105 	nvkm_mask(device, 0x10f430, mask, data);
1106 
1107 	if (mask = 0, data = 0, ram->diff.rammap_11_0b_01f0) {
1108 		data |= cfg->bios.rammap_11_0b_01f0;
1109 		mask |= 0x0000001f;
1110 	}
1111 	nvkm_mask(device, 0x10f400, mask, data);
1112 
1113 	if (mask = 0, data = 0, ram->diff.rammap_11_0b_0200) {
1114 		data |= cfg->bios.rammap_11_0b_0200 << 9;
1115 		mask |= 0x00000200;
1116 	}
1117 	nvkm_mask(device, 0x10f410, mask, data);
1118 
1119 	if (mask = 0, data = 0, ram->diff.rammap_11_0d) {
1120 		data |= cfg->bios.rammap_11_0d << 16;
1121 		mask |= 0x00ff0000;
1122 	}
1123 	if (ram->diff.rammap_11_0f) {
1124 		data |= cfg->bios.rammap_11_0f << 8;
1125 		mask |= 0x0000ff00;
1126 	}
1127 	nvkm_mask(device, 0x10f440, mask, data);
1128 
1129 	if (mask = 0, data = 0, ram->diff.rammap_11_0e) {
1130 		data |= cfg->bios.rammap_11_0e << 8;
1131 		mask |= 0x0000ff00;
1132 	}
1133 	if (ram->diff.rammap_11_0b_0800) {
1134 		data |= cfg->bios.rammap_11_0b_0800 << 7;
1135 		mask |= 0x00000080;
1136 	}
1137 	if (ram->diff.rammap_11_0b_0400) {
1138 		data |= cfg->bios.rammap_11_0b_0400 << 5;
1139 		mask |= 0x00000020;
1140 	}
1141 	nvkm_mask(device, 0x10f444, mask, data);
1142 }
1143 
1144 static int
1145 gk104_ram_prog(struct nvkm_ram *base)
1146 {
1147 	struct gk104_ram *ram = gk104_ram(base);
1148 	struct gk104_ramfuc *fuc = &ram->fuc;
1149 	struct nvkm_device *device = ram->base.fb->subdev.device;
1150 	struct nvkm_ram_data *next = ram->base.next;
1151 
1152 	if (!nvkm_boolopt(device->cfgopt, "NvMemExec", true)) {
1153 		ram_exec(fuc, false);
1154 		return (ram->base.next == &ram->base.xition);
1155 	}
1156 
1157 	gk104_ram_prog_0(ram, 1000);
1158 	ram_exec(fuc, true);
1159 	gk104_ram_prog_0(ram, next->freq);
1160 
1161 	return (ram->base.next == &ram->base.xition);
1162 }
1163 
1164 static void
1165 gk104_ram_tidy(struct nvkm_ram *base)
1166 {
1167 	struct gk104_ram *ram = gk104_ram(base);
1168 	ram->base.next = NULL;
1169 	ram_exec(&ram->fuc, false);
1170 }
1171 
1172 struct gk104_ram_train {
1173 	u16 mask;
1174 	struct nvbios_M0209S remap;
1175 	struct nvbios_M0209S type00;
1176 	struct nvbios_M0209S type01;
1177 	struct nvbios_M0209S type04;
1178 	struct nvbios_M0209S type06;
1179 	struct nvbios_M0209S type07;
1180 	struct nvbios_M0209S type08;
1181 	struct nvbios_M0209S type09;
1182 };
1183 
1184 static int
1185 gk104_ram_train_type(struct nvkm_ram *ram, int i, u8 ramcfg,
1186 		     struct gk104_ram_train *train)
1187 {
1188 	struct nvkm_bios *bios = ram->fb->subdev.device->bios;
1189 	struct nvbios_M0205E M0205E;
1190 	struct nvbios_M0205S M0205S;
1191 	struct nvbios_M0209E M0209E;
1192 	struct nvbios_M0209S *remap = &train->remap;
1193 	struct nvbios_M0209S *value;
1194 	u8  ver, hdr, cnt, len;
1195 	u32 data;
1196 
1197 	/* determine type of data for this index */
1198 	if (!(data = nvbios_M0205Ep(bios, i, &ver, &hdr, &cnt, &len, &M0205E)))
1199 		return -ENOENT;
1200 
1201 	switch (M0205E.type) {
1202 	case 0x00: value = &train->type00; break;
1203 	case 0x01: value = &train->type01; break;
1204 	case 0x04: value = &train->type04; break;
1205 	case 0x06: value = &train->type06; break;
1206 	case 0x07: value = &train->type07; break;
1207 	case 0x08: value = &train->type08; break;
1208 	case 0x09: value = &train->type09; break;
1209 	default:
1210 		return 0;
1211 	}
1212 
1213 	/* training data index determined by ramcfg strap */
1214 	if (!(data = nvbios_M0205Sp(bios, i, ramcfg, &ver, &hdr, &M0205S)))
1215 		return -EINVAL;
1216 	i = M0205S.data;
1217 
1218 	/* training data format information */
1219 	if (!(data = nvbios_M0209Ep(bios, i, &ver, &hdr, &cnt, &len, &M0209E)))
1220 		return -EINVAL;
1221 
1222 	/* ... and the raw data */
1223 	if (!(data = nvbios_M0209Sp(bios, i, 0, &ver, &hdr, value)))
1224 		return -EINVAL;
1225 
1226 	if (M0209E.v02_07 == 2) {
1227 		/* of course! why wouldn't we have a pointer to another entry
1228 		 * in the same table, and use the first one as an array of
1229 		 * remap indices...
1230 		 */
1231 		if (!(data = nvbios_M0209Sp(bios, M0209E.v03, 0, &ver, &hdr,
1232 					    remap)))
1233 			return -EINVAL;
1234 
1235 		for (i = 0; i < ARRAY_SIZE(value->data); i++)
1236 			value->data[i] = remap->data[value->data[i]];
1237 	} else
1238 	if (M0209E.v02_07 != 1)
1239 		return -EINVAL;
1240 
1241 	train->mask |= 1 << M0205E.type;
1242 	return 0;
1243 }
1244 
1245 static int
1246 gk104_ram_train_init_0(struct nvkm_ram *ram, struct gk104_ram_train *train)
1247 {
1248 	struct nvkm_subdev *subdev = &ram->fb->subdev;
1249 	struct nvkm_device *device = subdev->device;
1250 	int i, j;
1251 
1252 	if ((train->mask & 0x03d3) != 0x03d3) {
1253 		nvkm_warn(subdev, "missing link training data\n");
1254 		return -EINVAL;
1255 	}
1256 
1257 	for (i = 0; i < 0x30; i++) {
1258 		for (j = 0; j < 8; j += 4) {
1259 			nvkm_wr32(device, 0x10f968 + j, 0x00000000 | (i << 8));
1260 			nvkm_wr32(device, 0x10f920 + j, 0x00000000 |
1261 						   train->type08.data[i] << 4 |
1262 						   train->type06.data[i]);
1263 			nvkm_wr32(device, 0x10f918 + j, train->type00.data[i]);
1264 			nvkm_wr32(device, 0x10f920 + j, 0x00000100 |
1265 						   train->type09.data[i] << 4 |
1266 						   train->type07.data[i]);
1267 			nvkm_wr32(device, 0x10f918 + j, train->type01.data[i]);
1268 		}
1269 	}
1270 
1271 	for (j = 0; j < 8; j += 4) {
1272 		for (i = 0; i < 0x100; i++) {
1273 			nvkm_wr32(device, 0x10f968 + j, i);
1274 			nvkm_wr32(device, 0x10f900 + j, train->type04.data[i]);
1275 		}
1276 	}
1277 
1278 	return 0;
1279 }
1280 
1281 static int
1282 gk104_ram_train_init(struct nvkm_ram *ram)
1283 {
1284 	u8 ramcfg = nvbios_ramcfg_index(&ram->fb->subdev);
1285 	struct gk104_ram_train *train;
1286 	int ret, i;
1287 
1288 	if (!(train = kzalloc(sizeof(*train), GFP_KERNEL)))
1289 		return -ENOMEM;
1290 
1291 	for (i = 0; i < 0x100; i++) {
1292 		ret = gk104_ram_train_type(ram, i, ramcfg, train);
1293 		if (ret && ret != -ENOENT)
1294 			break;
1295 	}
1296 
1297 	switch (ram->type) {
1298 	case NVKM_RAM_TYPE_GDDR5:
1299 		ret = gk104_ram_train_init_0(ram, train);
1300 		break;
1301 	default:
1302 		ret = 0;
1303 		break;
1304 	}
1305 
1306 	kfree(train);
1307 	return ret;
1308 }
1309 
1310 int
1311 gk104_ram_init(struct nvkm_ram *ram)
1312 {
1313 	struct nvkm_subdev *subdev = &ram->fb->subdev;
1314 	struct nvkm_device *device = subdev->device;
1315 	struct nvkm_bios *bios = device->bios;
1316 	u8  ver, hdr, cnt, len, snr, ssz;
1317 	u32 data, save;
1318 	int i;
1319 
1320 	/* run a bunch of tables from rammap table.  there's actually
1321 	 * individual pointers for each rammap entry too, but, nvidia
1322 	 * seem to just run the last two entries' scripts early on in
1323 	 * their init, and never again.. we'll just run 'em all once
1324 	 * for now.
1325 	 *
1326 	 * i strongly suspect that each script is for a separate mode
1327 	 * (likely selected by 0x10f65c's lower bits?), and the
1328 	 * binary driver skips the one that's already been setup by
1329 	 * the init tables.
1330 	 */
1331 	data = nvbios_rammapTe(bios, &ver, &hdr, &cnt, &len, &snr, &ssz);
1332 	if (!data || hdr < 0x15)
1333 		return -EINVAL;
1334 
1335 	cnt  = nvbios_rd08(bios, data + 0x14); /* guess at count */
1336 	data = nvbios_rd32(bios, data + 0x10); /* guess u32... */
1337 	save = nvkm_rd32(device, 0x10f65c) & 0x000000f0;
1338 	for (i = 0; i < cnt; i++, data += 4) {
1339 		if (i != save >> 4) {
1340 			nvkm_mask(device, 0x10f65c, 0x000000f0, i << 4);
1341 			nvbios_exec(&(struct nvbios_init) {
1342 					.subdev = subdev,
1343 					.bios = bios,
1344 					.offset = nvbios_rd32(bios, data),
1345 					.execute = 1,
1346 				    });
1347 		}
1348 	}
1349 	nvkm_mask(device, 0x10f65c, 0x000000f0, save);
1350 	nvkm_mask(device, 0x10f584, 0x11000000, 0x00000000);
1351 	nvkm_wr32(device, 0x10ecc0, 0xffffffff);
1352 	nvkm_mask(device, 0x10f160, 0x00000010, 0x00000010);
1353 
1354 	return gk104_ram_train_init(ram);
1355 }
1356 
1357 static int
1358 gk104_ram_ctor_data(struct gk104_ram *ram, u8 ramcfg, int i)
1359 {
1360 	struct nvkm_bios *bios = ram->base.fb->subdev.device->bios;
1361 	struct nvkm_ram_data *cfg;
1362 	struct nvbios_ramcfg *d = &ram->diff;
1363 	struct nvbios_ramcfg *p, *n;
1364 	u8  ver, hdr, cnt, len;
1365 	u32 data;
1366 	int ret;
1367 
1368 	if (!(cfg = kmalloc(sizeof(*cfg), GFP_KERNEL)))
1369 		return -ENOMEM;
1370 	p = &list_last_entry(&ram->cfg, typeof(*cfg), head)->bios;
1371 	n = &cfg->bios;
1372 
1373 	/* memory config data for a range of target frequencies */
1374 	data = nvbios_rammapEp(bios, i, &ver, &hdr, &cnt, &len, &cfg->bios);
1375 	if (ret = -ENOENT, !data)
1376 		goto done;
1377 	if (ret = -ENOSYS, ver != 0x11 || hdr < 0x12)
1378 		goto done;
1379 
1380 	/* ... and a portion specific to the attached memory */
1381 	data = nvbios_rammapSp(bios, data, ver, hdr, cnt, len, ramcfg,
1382 			       &ver, &hdr, &cfg->bios);
1383 	if (ret = -EINVAL, !data)
1384 		goto done;
1385 	if (ret = -ENOSYS, ver != 0x11 || hdr < 0x0a)
1386 		goto done;
1387 
1388 	/* lookup memory timings, if bios says they're present */
1389 	if (cfg->bios.ramcfg_timing != 0xff) {
1390 		data = nvbios_timingEp(bios, cfg->bios.ramcfg_timing,
1391 				       &ver, &hdr, &cnt, &len,
1392 				       &cfg->bios);
1393 		if (ret = -EINVAL, !data)
1394 			goto done;
1395 		if (ret = -ENOSYS, ver != 0x20 || hdr < 0x33)
1396 			goto done;
1397 	}
1398 
1399 	list_add_tail(&cfg->head, &ram->cfg);
1400 	if (ret = 0, i == 0)
1401 		goto done;
1402 
1403 	d->rammap_11_0a_03fe |= p->rammap_11_0a_03fe != n->rammap_11_0a_03fe;
1404 	d->rammap_11_09_01ff |= p->rammap_11_09_01ff != n->rammap_11_09_01ff;
1405 	d->rammap_11_0a_0400 |= p->rammap_11_0a_0400 != n->rammap_11_0a_0400;
1406 	d->rammap_11_0a_0800 |= p->rammap_11_0a_0800 != n->rammap_11_0a_0800;
1407 	d->rammap_11_0b_01f0 |= p->rammap_11_0b_01f0 != n->rammap_11_0b_01f0;
1408 	d->rammap_11_0b_0200 |= p->rammap_11_0b_0200 != n->rammap_11_0b_0200;
1409 	d->rammap_11_0d |= p->rammap_11_0d != n->rammap_11_0d;
1410 	d->rammap_11_0f |= p->rammap_11_0f != n->rammap_11_0f;
1411 	d->rammap_11_0e |= p->rammap_11_0e != n->rammap_11_0e;
1412 	d->rammap_11_0b_0800 |= p->rammap_11_0b_0800 != n->rammap_11_0b_0800;
1413 	d->rammap_11_0b_0400 |= p->rammap_11_0b_0400 != n->rammap_11_0b_0400;
1414 	d->ramcfg_11_01_01 |= p->ramcfg_11_01_01 != n->ramcfg_11_01_01;
1415 	d->ramcfg_11_01_02 |= p->ramcfg_11_01_02 != n->ramcfg_11_01_02;
1416 	d->ramcfg_11_01_10 |= p->ramcfg_11_01_10 != n->ramcfg_11_01_10;
1417 	d->ramcfg_11_02_03 |= p->ramcfg_11_02_03 != n->ramcfg_11_02_03;
1418 	d->ramcfg_11_08_20 |= p->ramcfg_11_08_20 != n->ramcfg_11_08_20;
1419 	d->timing_20_30_07 |= p->timing_20_30_07 != n->timing_20_30_07;
1420 done:
1421 	if (ret)
1422 		kfree(cfg);
1423 	return ret;
1424 }
1425 
1426 static void *
1427 gk104_ram_dtor(struct nvkm_ram *base)
1428 {
1429 	struct gk104_ram *ram = gk104_ram(base);
1430 	struct nvkm_ram_data *cfg, *tmp;
1431 
1432 	list_for_each_entry_safe(cfg, tmp, &ram->cfg, head) {
1433 		kfree(cfg);
1434 	}
1435 
1436 	return ram;
1437 }
1438 
1439 static const struct nvkm_ram_func
1440 gk104_ram_func = {
1441 	.dtor = gk104_ram_dtor,
1442 	.init = gk104_ram_init,
1443 	.get = gf100_ram_get,
1444 	.put = gf100_ram_put,
1445 	.calc = gk104_ram_calc,
1446 	.prog = gk104_ram_prog,
1447 	.tidy = gk104_ram_tidy,
1448 };
1449 
1450 int
1451 gk104_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram)
1452 {
1453 	struct nvkm_subdev *subdev = &fb->subdev;
1454 	struct nvkm_device *device = subdev->device;
1455 	struct nvkm_bios *bios = device->bios;
1456 	struct nvkm_gpio *gpio = device->gpio;
1457 	struct dcb_gpio_func func;
1458 	struct gk104_ram *ram;
1459 	int ret, i;
1460 	u8  ramcfg = nvbios_ramcfg_index(subdev);
1461 	u32 tmp;
1462 
1463 	if (!(ram = kzalloc(sizeof(*ram), GFP_KERNEL)))
1464 		return -ENOMEM;
1465 	*pram = &ram->base;
1466 
1467 	ret = gf100_ram_ctor(&gk104_ram_func, fb, 0x022554, &ram->base);
1468 	if (ret)
1469 		return ret;
1470 
1471 	INIT_LIST_HEAD(&ram->cfg);
1472 
1473 	/* calculate a mask of differently configured memory partitions,
1474 	 * because, of course reclocking wasn't complicated enough
1475 	 * already without having to treat some of them differently to
1476 	 * the others....
1477 	 */
1478 	ram->parts = nvkm_rd32(device, 0x022438);
1479 	ram->pmask = nvkm_rd32(device, 0x022554);
1480 	ram->pnuts = 0;
1481 	for (i = 0, tmp = 0; i < ram->parts; i++) {
1482 		if (!(ram->pmask & (1 << i))) {
1483 			u32 cfg1 = nvkm_rd32(device, 0x110204 + (i * 0x1000));
1484 			if (tmp && tmp != cfg1) {
1485 				ram->pnuts |= (1 << i);
1486 				continue;
1487 			}
1488 			tmp = cfg1;
1489 		}
1490 	}
1491 
1492 	/* parse bios data for all rammap table entries up-front, and
1493 	 * build information on whether certain fields differ between
1494 	 * any of the entries.
1495 	 *
1496 	 * the binary driver appears to completely ignore some fields
1497 	 * when all entries contain the same value.  at first, it was
1498 	 * hoped that these were mere optimisations and the bios init
1499 	 * tables had configured as per the values here, but there is
1500 	 * evidence now to suggest that this isn't the case and we do
1501 	 * need to treat this condition as a "don't touch" indicator.
1502 	 */
1503 	for (i = 0; !ret; i++) {
1504 		ret = gk104_ram_ctor_data(ram, ramcfg, i);
1505 		if (ret && ret != -ENOENT) {
1506 			nvkm_error(subdev, "failed to parse ramcfg data\n");
1507 			return ret;
1508 		}
1509 	}
1510 
1511 	/* parse bios data for both pll's */
1512 	ret = nvbios_pll_parse(bios, 0x0c, &ram->fuc.refpll);
1513 	if (ret) {
1514 		nvkm_error(subdev, "mclk refpll data not found\n");
1515 		return ret;
1516 	}
1517 
1518 	ret = nvbios_pll_parse(bios, 0x04, &ram->fuc.mempll);
1519 	if (ret) {
1520 		nvkm_error(subdev, "mclk pll data not found\n");
1521 		return ret;
1522 	}
1523 
1524 	/* lookup memory voltage gpios */
1525 	ret = nvkm_gpio_find(gpio, 0, 0x18, DCB_GPIO_UNUSED, &func);
1526 	if (ret == 0) {
1527 		ram->fuc.r_gpioMV = ramfuc_reg(0x00d610 + (func.line * 0x04));
1528 		ram->fuc.r_funcMV[0] = (func.log[0] ^ 2) << 12;
1529 		ram->fuc.r_funcMV[1] = (func.log[1] ^ 2) << 12;
1530 	}
1531 
1532 	ret = nvkm_gpio_find(gpio, 0, 0x2e, DCB_GPIO_UNUSED, &func);
1533 	if (ret == 0) {
1534 		ram->fuc.r_gpio2E = ramfuc_reg(0x00d610 + (func.line * 0x04));
1535 		ram->fuc.r_func2E[0] = (func.log[0] ^ 2) << 12;
1536 		ram->fuc.r_func2E[1] = (func.log[1] ^ 2) << 12;
1537 	}
1538 
1539 	ram->fuc.r_gpiotrig = ramfuc_reg(0x00d604);
1540 
1541 	ram->fuc.r_0x132020 = ramfuc_reg(0x132020);
1542 	ram->fuc.r_0x132028 = ramfuc_reg(0x132028);
1543 	ram->fuc.r_0x132024 = ramfuc_reg(0x132024);
1544 	ram->fuc.r_0x132030 = ramfuc_reg(0x132030);
1545 	ram->fuc.r_0x132034 = ramfuc_reg(0x132034);
1546 	ram->fuc.r_0x132000 = ramfuc_reg(0x132000);
1547 	ram->fuc.r_0x132004 = ramfuc_reg(0x132004);
1548 	ram->fuc.r_0x132040 = ramfuc_reg(0x132040);
1549 
1550 	ram->fuc.r_0x10f248 = ramfuc_reg(0x10f248);
1551 	ram->fuc.r_0x10f290 = ramfuc_reg(0x10f290);
1552 	ram->fuc.r_0x10f294 = ramfuc_reg(0x10f294);
1553 	ram->fuc.r_0x10f298 = ramfuc_reg(0x10f298);
1554 	ram->fuc.r_0x10f29c = ramfuc_reg(0x10f29c);
1555 	ram->fuc.r_0x10f2a0 = ramfuc_reg(0x10f2a0);
1556 	ram->fuc.r_0x10f2a4 = ramfuc_reg(0x10f2a4);
1557 	ram->fuc.r_0x10f2a8 = ramfuc_reg(0x10f2a8);
1558 	ram->fuc.r_0x10f2ac = ramfuc_reg(0x10f2ac);
1559 	ram->fuc.r_0x10f2cc = ramfuc_reg(0x10f2cc);
1560 	ram->fuc.r_0x10f2e8 = ramfuc_reg(0x10f2e8);
1561 	ram->fuc.r_0x10f250 = ramfuc_reg(0x10f250);
1562 	ram->fuc.r_0x10f24c = ramfuc_reg(0x10f24c);
1563 	ram->fuc.r_0x10fec4 = ramfuc_reg(0x10fec4);
1564 	ram->fuc.r_0x10fec8 = ramfuc_reg(0x10fec8);
1565 	ram->fuc.r_0x10f604 = ramfuc_reg(0x10f604);
1566 	ram->fuc.r_0x10f614 = ramfuc_reg(0x10f614);
1567 	ram->fuc.r_0x10f610 = ramfuc_reg(0x10f610);
1568 	ram->fuc.r_0x100770 = ramfuc_reg(0x100770);
1569 	ram->fuc.r_0x100778 = ramfuc_reg(0x100778);
1570 	ram->fuc.r_0x10f224 = ramfuc_reg(0x10f224);
1571 
1572 	ram->fuc.r_0x10f870 = ramfuc_reg(0x10f870);
1573 	ram->fuc.r_0x10f698 = ramfuc_reg(0x10f698);
1574 	ram->fuc.r_0x10f694 = ramfuc_reg(0x10f694);
1575 	ram->fuc.r_0x10f6b8 = ramfuc_reg(0x10f6b8);
1576 	ram->fuc.r_0x10f808 = ramfuc_reg(0x10f808);
1577 	ram->fuc.r_0x10f670 = ramfuc_reg(0x10f670);
1578 	ram->fuc.r_0x10f60c = ramfuc_reg(0x10f60c);
1579 	ram->fuc.r_0x10f830 = ramfuc_reg(0x10f830);
1580 	ram->fuc.r_0x1373ec = ramfuc_reg(0x1373ec);
1581 	ram->fuc.r_0x10f800 = ramfuc_reg(0x10f800);
1582 	ram->fuc.r_0x10f82c = ramfuc_reg(0x10f82c);
1583 
1584 	ram->fuc.r_0x10f978 = ramfuc_reg(0x10f978);
1585 	ram->fuc.r_0x10f910 = ramfuc_reg(0x10f910);
1586 	ram->fuc.r_0x10f914 = ramfuc_reg(0x10f914);
1587 
1588 	switch (ram->base.type) {
1589 	case NVKM_RAM_TYPE_GDDR5:
1590 		ram->fuc.r_mr[0] = ramfuc_reg(0x10f300);
1591 		ram->fuc.r_mr[1] = ramfuc_reg(0x10f330);
1592 		ram->fuc.r_mr[2] = ramfuc_reg(0x10f334);
1593 		ram->fuc.r_mr[3] = ramfuc_reg(0x10f338);
1594 		ram->fuc.r_mr[4] = ramfuc_reg(0x10f33c);
1595 		ram->fuc.r_mr[5] = ramfuc_reg(0x10f340);
1596 		ram->fuc.r_mr[6] = ramfuc_reg(0x10f344);
1597 		ram->fuc.r_mr[7] = ramfuc_reg(0x10f348);
1598 		ram->fuc.r_mr[8] = ramfuc_reg(0x10f354);
1599 		ram->fuc.r_mr[15] = ramfuc_reg(0x10f34c);
1600 		break;
1601 	case NVKM_RAM_TYPE_DDR3:
1602 		ram->fuc.r_mr[0] = ramfuc_reg(0x10f300);
1603 		ram->fuc.r_mr[2] = ramfuc_reg(0x10f320);
1604 		break;
1605 	default:
1606 		break;
1607 	}
1608 
1609 	ram->fuc.r_0x62c000 = ramfuc_reg(0x62c000);
1610 	ram->fuc.r_0x10f200 = ramfuc_reg(0x10f200);
1611 	ram->fuc.r_0x10f210 = ramfuc_reg(0x10f210);
1612 	ram->fuc.r_0x10f310 = ramfuc_reg(0x10f310);
1613 	ram->fuc.r_0x10f314 = ramfuc_reg(0x10f314);
1614 	ram->fuc.r_0x10f318 = ramfuc_reg(0x10f318);
1615 	ram->fuc.r_0x10f090 = ramfuc_reg(0x10f090);
1616 	ram->fuc.r_0x10f69c = ramfuc_reg(0x10f69c);
1617 	ram->fuc.r_0x10f824 = ramfuc_reg(0x10f824);
1618 	ram->fuc.r_0x1373f0 = ramfuc_reg(0x1373f0);
1619 	ram->fuc.r_0x1373f4 = ramfuc_reg(0x1373f4);
1620 	ram->fuc.r_0x137320 = ramfuc_reg(0x137320);
1621 	ram->fuc.r_0x10f65c = ramfuc_reg(0x10f65c);
1622 	ram->fuc.r_0x10f6bc = ramfuc_reg(0x10f6bc);
1623 	ram->fuc.r_0x100710 = ramfuc_reg(0x100710);
1624 	ram->fuc.r_0x100750 = ramfuc_reg(0x100750);
1625 	return 0;
1626 }
1627