xref: /linux/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgk104.c (revision 25a6402557d3903e5082fc1afb2f97706abd9a6c)
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 #include "ramfuc.h"
25 #include "gf100.h"
26 
27 #include <core/device.h>
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 gk104_fb_priv *priv = (void *)nvkm_fb(ram);
233 	struct ramfuc *fuc = &ram->fuc.base;
234 	u32 addr = 0x110000 + (reg->addr & 0xfff);
235 	u32 mask = _mask | _copy;
236 	u32 data = (_data & _mask) | (reg->data & _copy);
237 	u32 i;
238 
239 	for (i = 0; i < 16; i++, addr += 0x1000) {
240 		if (ram->pnuts & (1 << i)) {
241 			u32 prev = nv_rd32(priv, addr);
242 			u32 next = (prev & ~mask) | data;
243 			nvkm_memx_wr32(fuc->memx, addr, next);
244 		}
245 	}
246 }
247 #define ram_nuts(s,r,m,d,c)                                                    \
248 	gk104_ram_nuts((s), &(s)->fuc.r_##r, (m), (d), (c))
249 
250 static int
251 gk104_ram_calc_gddr5(struct nvkm_fb *pfb, u32 freq)
252 {
253 	struct gk104_ram *ram = (void *)pfb->ram;
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 nvkm_fb *pfb, u32 freq)
678 {
679 	struct gk104_ram *ram = (void *)pfb->ram;
680 	struct gk104_ramfuc *fuc = &ram->fuc;
681 	const u32 rcoef = ((  ram->P1 << 16) | (ram->N1 << 8) | ram->M1);
682 	const u32 runk0 = ram->fN1 << 16;
683 	const u32 runk1 = ram->fN1;
684 	struct nvkm_ram_data *next = ram->base.next;
685 	int vc = !next->bios.ramcfg_11_02_08;
686 	int mv = !next->bios.ramcfg_11_02_04;
687 	u32 mask, data;
688 
689 	ram_mask(fuc, 0x10f808, 0x40000000, 0x40000000);
690 	ram_block(fuc);
691 	ram_wr32(fuc, 0x62c000, 0x0f0f0000);
692 
693 	if (vc == 1 && ram_have(fuc, gpio2E)) {
694 		u32 temp  = ram_mask(fuc, gpio2E, 0x3000, fuc->r_func2E[1]);
695 		if (temp != ram_rd32(fuc, gpio2E)) {
696 			ram_wr32(fuc, gpiotrig, 1);
697 			ram_nsec(fuc, 20000);
698 		}
699 	}
700 
701 	ram_mask(fuc, 0x10f200, 0x00000800, 0x00000000);
702 	if (next->bios.ramcfg_11_03_f0)
703 		ram_mask(fuc, 0x10f808, 0x04000000, 0x04000000);
704 
705 	ram_wr32(fuc, 0x10f314, 0x00000001); /* PRECHARGE */
706 	ram_wr32(fuc, 0x10f210, 0x00000000); /* REFRESH_AUTO = 0 */
707 	ram_wr32(fuc, 0x10f310, 0x00000001); /* REFRESH */
708 	ram_mask(fuc, 0x10f200, 0x80000000, 0x80000000);
709 	ram_wr32(fuc, 0x10f310, 0x00000001); /* REFRESH */
710 	ram_mask(fuc, 0x10f200, 0x80000000, 0x00000000);
711 	ram_nsec(fuc, 1000);
712 
713 	ram_wr32(fuc, 0x10f090, 0x00000060);
714 	ram_wr32(fuc, 0x10f090, 0xc000007e);
715 
716 	/*XXX: there does appear to be some kind of condition here, simply
717 	 *     modifying these bits in the vbios from the default pl0
718 	 *     entries shows no change.  however, the data does appear to
719 	 *     be correct and may be required for the transition back
720 	 */
721 	mask = 0x00010000;
722 	data = 0x00010000;
723 
724 	if (1) {
725 		mask |= 0x800807e0;
726 		data |= 0x800807e0;
727 		switch (next->bios.ramcfg_11_03_c0) {
728 		case 3: data &= ~0x00000040; break;
729 		case 2: data &= ~0x00000100; break;
730 		case 1: data &= ~0x80000000; break;
731 		case 0: data &= ~0x00000400; break;
732 		}
733 
734 		switch (next->bios.ramcfg_11_03_30) {
735 		case 3: data &= ~0x00000020; break;
736 		case 2: data &= ~0x00000080; break;
737 		case 1: data &= ~0x00080000; break;
738 		case 0: data &= ~0x00000200; break;
739 		}
740 	}
741 
742 	if (next->bios.ramcfg_11_02_80)
743 		mask |= 0x03000000;
744 	if (next->bios.ramcfg_11_02_40)
745 		mask |= 0x00002000;
746 	if (next->bios.ramcfg_11_07_10)
747 		mask |= 0x00004000;
748 	if (next->bios.ramcfg_11_07_08)
749 		mask |= 0x00000003;
750 	else
751 		mask |= 0x14000000;
752 	ram_mask(fuc, 0x10f824, mask, data);
753 
754 	ram_mask(fuc, 0x132040, 0x00010000, 0x00000000);
755 
756 	ram_mask(fuc, 0x1373f4, 0x00000000, 0x00010010);
757 	data  = ram_rd32(fuc, 0x1373ec) & ~0x00030000;
758 	data |= next->bios.ramcfg_11_03_30 << 16;
759 	ram_wr32(fuc, 0x1373ec, data);
760 	ram_mask(fuc, 0x1373f4, 0x00000003, 0x00000000);
761 	ram_mask(fuc, 0x1373f4, 0x00000010, 0x00000000);
762 
763 	/* (re)program refpll, if required */
764 	if ((ram_rd32(fuc, 0x132024) & 0xffffffff) != rcoef ||
765 	    (ram_rd32(fuc, 0x132034) & 0x0000ffff) != runk1) {
766 		ram_mask(fuc, 0x132000, 0x00000001, 0x00000000);
767 		ram_mask(fuc, 0x132020, 0x00000001, 0x00000000);
768 		ram_wr32(fuc, 0x137320, 0x00000000);
769 		ram_mask(fuc, 0x132030, 0xffff0000, runk0);
770 		ram_mask(fuc, 0x132034, 0x0000ffff, runk1);
771 		ram_wr32(fuc, 0x132024, rcoef);
772 		ram_mask(fuc, 0x132028, 0x00080000, 0x00080000);
773 		ram_mask(fuc, 0x132020, 0x00000001, 0x00000001);
774 		ram_wait(fuc, 0x137390, 0x00020000, 0x00020000, 64000);
775 		ram_mask(fuc, 0x132028, 0x00080000, 0x00000000);
776 	}
777 
778 	ram_mask(fuc, 0x1373f4, 0x00000010, 0x00000010);
779 	ram_mask(fuc, 0x1373f4, 0x00000003, 0x00000001);
780 	ram_mask(fuc, 0x1373f4, 0x00010000, 0x00000000);
781 
782 	if (ram_have(fuc, gpioMV)) {
783 		u32 temp  = ram_mask(fuc, gpioMV, 0x3000, fuc->r_funcMV[mv]);
784 		if (temp != ram_rd32(fuc, gpioMV)) {
785 			ram_wr32(fuc, gpiotrig, 1);
786 			ram_nsec(fuc, 64000);
787 		}
788 	}
789 
790 	if (next->bios.ramcfg_11_02_40 ||
791 	    next->bios.ramcfg_11_07_10) {
792 		ram_mask(fuc, 0x132040, 0x00010000, 0x00010000);
793 		ram_nsec(fuc, 20000);
794 	}
795 
796 	if (ram->mode != 2) /*XXX*/ {
797 		if (next->bios.ramcfg_11_07_40)
798 			ram_mask(fuc, 0x10f670, 0x80000000, 0x80000000);
799 	}
800 
801 	ram_wr32(fuc, 0x10f65c, 0x00000011 * next->bios.rammap_11_11_0c);
802 	ram_wr32(fuc, 0x10f6b8, 0x01010101 * next->bios.ramcfg_11_09);
803 	ram_wr32(fuc, 0x10f6bc, 0x01010101 * next->bios.ramcfg_11_09);
804 
805 	mask = 0x00010000;
806 	data = 0x00000000;
807 	if (!next->bios.ramcfg_11_02_80)
808 		data |= 0x03000000;
809 	if (!next->bios.ramcfg_11_02_40)
810 		data |= 0x00002000;
811 	if (!next->bios.ramcfg_11_07_10)
812 		data |= 0x00004000;
813 	if (!next->bios.ramcfg_11_07_08)
814 		data |= 0x00000003;
815 	else
816 		data |= 0x14000000;
817 	ram_mask(fuc, 0x10f824, mask, data);
818 	ram_nsec(fuc, 1000);
819 
820 	if (next->bios.ramcfg_11_08_01)
821 		data = 0x00100000;
822 	else
823 		data = 0x00000000;
824 	ram_mask(fuc, 0x10f82c, 0x00100000, data);
825 
826 	/* PFB timing */
827 	ram_mask(fuc, 0x10f248, 0xffffffff, next->bios.timing[10]);
828 	ram_mask(fuc, 0x10f290, 0xffffffff, next->bios.timing[0]);
829 	ram_mask(fuc, 0x10f294, 0xffffffff, next->bios.timing[1]);
830 	ram_mask(fuc, 0x10f298, 0xffffffff, next->bios.timing[2]);
831 	ram_mask(fuc, 0x10f29c, 0xffffffff, next->bios.timing[3]);
832 	ram_mask(fuc, 0x10f2a0, 0xffffffff, next->bios.timing[4]);
833 	ram_mask(fuc, 0x10f2a4, 0xffffffff, next->bios.timing[5]);
834 	ram_mask(fuc, 0x10f2a8, 0xffffffff, next->bios.timing[6]);
835 	ram_mask(fuc, 0x10f2ac, 0xffffffff, next->bios.timing[7]);
836 	ram_mask(fuc, 0x10f2cc, 0xffffffff, next->bios.timing[8]);
837 	ram_mask(fuc, 0x10f2e8, 0xffffffff, next->bios.timing[9]);
838 
839 	mask = 0x33f00000;
840 	data = 0x00000000;
841 	if (!next->bios.ramcfg_11_01_04)
842 		data |= 0x20200000;
843 	if (!next->bios.ramcfg_11_07_80)
844 		data |= 0x12800000;
845 	/*XXX: see note above about there probably being some condition
846 	 *     for the 10f824 stuff that uses ramcfg 3...
847 	 */
848 	if (next->bios.ramcfg_11_03_f0) {
849 		if (next->bios.rammap_11_08_0c) {
850 			if (!next->bios.ramcfg_11_07_80)
851 				mask |= 0x00000020;
852 			else
853 				data |= 0x00000020;
854 			mask |= 0x08000004;
855 		}
856 		data |= 0x04000000;
857 	} else {
858 		mask |= 0x44000020;
859 		data |= 0x08000004;
860 	}
861 
862 	ram_mask(fuc, 0x10f808, mask, data);
863 
864 	ram_wr32(fuc, 0x10f870, 0x11111111 * next->bios.ramcfg_11_03_0f);
865 
866 	ram_mask(fuc, 0x10f250, 0x000003f0, next->bios.timing_20_2c_003f << 4);
867 
868 	data = (next->bios.timing[10] & 0x7f000000) >> 24;
869 	if (data < next->bios.timing_20_2c_1fc0)
870 		data = next->bios.timing_20_2c_1fc0;
871 	ram_mask(fuc, 0x10f24c, 0x7f000000, data << 24);
872 
873 	ram_mask(fuc, 0x10f224, 0x001f0000, next->bios.timing_20_30_f8 << 16);
874 
875 	ram_wr32(fuc, 0x10f090, 0x4000007f);
876 	ram_nsec(fuc, 1000);
877 
878 	ram_wr32(fuc, 0x10f314, 0x00000001); /* PRECHARGE */
879 	ram_wr32(fuc, 0x10f310, 0x00000001); /* REFRESH */
880 	ram_wr32(fuc, 0x10f210, 0x80000000); /* REFRESH_AUTO = 1 */
881 	ram_nsec(fuc, 1000);
882 
883 	ram_nuke(fuc, mr[0]);
884 	ram_mask(fuc, mr[0], 0x100, 0x100);
885 	ram_mask(fuc, mr[0], 0x100, 0x000);
886 
887 	ram_mask(fuc, mr[2], 0xfff, ram->base.mr[2]);
888 	ram_wr32(fuc, mr[0], ram->base.mr[0]);
889 	ram_nsec(fuc, 1000);
890 
891 	ram_nuke(fuc, mr[0]);
892 	ram_mask(fuc, mr[0], 0x100, 0x100);
893 	ram_mask(fuc, mr[0], 0x100, 0x000);
894 
895 	if (vc == 0 && ram_have(fuc, gpio2E)) {
896 		u32 temp  = ram_mask(fuc, gpio2E, 0x3000, fuc->r_func2E[0]);
897 		if (temp != ram_rd32(fuc, gpio2E)) {
898 			ram_wr32(fuc, gpiotrig, 1);
899 			ram_nsec(fuc, 20000);
900 		}
901 	}
902 
903 	if (ram->mode != 2) {
904 		ram_mask(fuc, 0x10f830, 0x01000000, 0x01000000);
905 		ram_mask(fuc, 0x10f830, 0x01000000, 0x00000000);
906 	}
907 
908 	ram_mask(fuc, 0x10f200, 0x80000000, 0x80000000);
909 	ram_wr32(fuc, 0x10f318, 0x00000001); /* NOP? */
910 	ram_mask(fuc, 0x10f200, 0x80000000, 0x00000000);
911 	ram_nsec(fuc, 1000);
912 
913 	ram_unblock(fuc);
914 	ram_wr32(fuc, 0x62c000, 0x0f0f0f00);
915 
916 	if (next->bios.rammap_11_08_01)
917 		data = 0x00000800;
918 	else
919 		data = 0x00000000;
920 	ram_mask(fuc, 0x10f200, 0x00000800, data);
921 	return 0;
922 }
923 
924 /*******************************************************************************
925  * main hooks
926  ******************************************************************************/
927 
928 static int
929 gk104_ram_calc_data(struct nvkm_fb *pfb, u32 khz, struct nvkm_ram_data *data)
930 {
931 	struct gk104_ram *ram = (void *)pfb->ram;
932 	struct nvkm_ram_data *cfg;
933 	u32 mhz = khz / 1000;
934 
935 	list_for_each_entry(cfg, &ram->cfg, head) {
936 		if (mhz >= cfg->bios.rammap_min &&
937 		    mhz <= cfg->bios.rammap_max) {
938 			*data = *cfg;
939 			data->freq = khz;
940 			return 0;
941 		}
942 	}
943 
944 	nv_error(ram, "ramcfg data for %dMHz not found\n", mhz);
945 	return -EINVAL;
946 }
947 
948 static int
949 gk104_ram_calc_xits(struct nvkm_fb *pfb, struct nvkm_ram_data *next)
950 {
951 	struct gk104_ram *ram = (void *)pfb->ram;
952 	struct gk104_ramfuc *fuc = &ram->fuc;
953 	int refclk, i;
954 	int ret;
955 
956 	ret = ram_init(fuc, pfb);
957 	if (ret)
958 		return ret;
959 
960 	ram->mode = (next->freq > fuc->refpll.vco1.max_freq) ? 2 : 1;
961 	ram->from = ram_rd32(fuc, 0x1373f4) & 0x0000000f;
962 
963 	/* XXX: this is *not* what nvidia do.  on fermi nvidia generally
964 	 * select, based on some unknown condition, one of the two possible
965 	 * reference frequencies listed in the vbios table for mempll and
966 	 * program refpll to that frequency.
967 	 *
968 	 * so far, i've seen very weird values being chosen by nvidia on
969 	 * kepler boards, no idea how/why they're chosen.
970 	 */
971 	refclk = next->freq;
972 	if (ram->mode == 2)
973 		refclk = fuc->mempll.refclk;
974 
975 	/* calculate refpll coefficients */
976 	ret = gt215_pll_calc(nv_subdev(pfb), &fuc->refpll, refclk, &ram->N1,
977 			     &ram->fN1, &ram->M1, &ram->P1);
978 	fuc->mempll.refclk = ret;
979 	if (ret <= 0) {
980 		nv_error(pfb, "unable to calc refpll\n");
981 		return -EINVAL;
982 	}
983 
984 	/* calculate mempll coefficients, if we're using it */
985 	if (ram->mode == 2) {
986 		/* post-divider doesn't work... the reg takes the values but
987 		 * appears to completely ignore it.  there *is* a bit at
988 		 * bit 28 that appears to divide the clock by 2 if set.
989 		 */
990 		fuc->mempll.min_p = 1;
991 		fuc->mempll.max_p = 2;
992 
993 		ret = gt215_pll_calc(nv_subdev(pfb), &fuc->mempll, next->freq,
994 				     &ram->N2, NULL, &ram->M2, &ram->P2);
995 		if (ret <= 0) {
996 			nv_error(pfb, "unable to calc mempll\n");
997 			return -EINVAL;
998 		}
999 	}
1000 
1001 	for (i = 0; i < ARRAY_SIZE(fuc->r_mr); i++) {
1002 		if (ram_have(fuc, mr[i]))
1003 			ram->base.mr[i] = ram_rd32(fuc, mr[i]);
1004 	}
1005 	ram->base.freq = next->freq;
1006 
1007 	switch (ram->base.type) {
1008 	case NV_MEM_TYPE_DDR3:
1009 		ret = nvkm_sddr3_calc(&ram->base);
1010 		if (ret == 0)
1011 			ret = gk104_ram_calc_sddr3(pfb, next->freq);
1012 		break;
1013 	case NV_MEM_TYPE_GDDR5:
1014 		ret = nvkm_gddr5_calc(&ram->base, ram->pnuts != 0);
1015 		if (ret == 0)
1016 			ret = gk104_ram_calc_gddr5(pfb, next->freq);
1017 		break;
1018 	default:
1019 		ret = -ENOSYS;
1020 		break;
1021 	}
1022 
1023 	return ret;
1024 }
1025 
1026 static int
1027 gk104_ram_calc(struct nvkm_fb *pfb, u32 freq)
1028 {
1029 	struct nvkm_clk *clk = nvkm_clk(pfb);
1030 	struct gk104_ram *ram = (void *)pfb->ram;
1031 	struct nvkm_ram_data *xits = &ram->base.xition;
1032 	struct nvkm_ram_data *copy;
1033 	int ret;
1034 
1035 	if (ram->base.next == NULL) {
1036 		ret = gk104_ram_calc_data(pfb, clk->read(clk, nv_clk_src_mem),
1037 					  &ram->base.former);
1038 		if (ret)
1039 			return ret;
1040 
1041 		ret = gk104_ram_calc_data(pfb, 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(pfb, ram->base.next);
1066 }
1067 
1068 static void
1069 gk104_ram_prog_0(struct nvkm_fb *pfb, u32 freq)
1070 {
1071 	struct gk104_ram *ram = (void *)pfb->ram;
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 	nv_mask(pfb, 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 	nv_mask(pfb, 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 	nv_mask(pfb, 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 	nv_mask(pfb, 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 	nv_mask(pfb, 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 	nv_mask(pfb, 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 	nv_mask(pfb, 0x10f444, mask, data);
1142 }
1143 
1144 static int
1145 gk104_ram_prog(struct nvkm_fb *pfb)
1146 {
1147 	struct nvkm_device *device = nv_device(pfb);
1148 	struct gk104_ram *ram = (void *)pfb->ram;
1149 	struct gk104_ramfuc *fuc = &ram->fuc;
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(pfb, 1000);
1158 	ram_exec(fuc, true);
1159 	gk104_ram_prog_0(pfb, next->freq);
1160 
1161 	return (ram->base.next == &ram->base.xition);
1162 }
1163 
1164 static void
1165 gk104_ram_tidy(struct nvkm_fb *pfb)
1166 {
1167 	struct gk104_ram *ram = (void *)pfb->ram;
1168 	struct gk104_ramfuc *fuc = &ram->fuc;
1169 	ram->base.next = NULL;
1170 	ram_exec(fuc, false);
1171 }
1172 
1173 struct gk104_ram_train {
1174 	u16 mask;
1175 	struct nvbios_M0209S remap;
1176 	struct nvbios_M0209S type00;
1177 	struct nvbios_M0209S type01;
1178 	struct nvbios_M0209S type04;
1179 	struct nvbios_M0209S type06;
1180 	struct nvbios_M0209S type07;
1181 	struct nvbios_M0209S type08;
1182 	struct nvbios_M0209S type09;
1183 };
1184 
1185 static int
1186 gk104_ram_train_type(struct nvkm_fb *pfb, int i, u8 ramcfg,
1187 		     struct gk104_ram_train *train)
1188 {
1189 	struct nvkm_bios *bios = nvkm_bios(pfb);
1190 	struct nvbios_M0205E M0205E;
1191 	struct nvbios_M0205S M0205S;
1192 	struct nvbios_M0209E M0209E;
1193 	struct nvbios_M0209S *remap = &train->remap;
1194 	struct nvbios_M0209S *value;
1195 	u8  ver, hdr, cnt, len;
1196 	u32 data;
1197 
1198 	/* determine type of data for this index */
1199 	if (!(data = nvbios_M0205Ep(bios, i, &ver, &hdr, &cnt, &len, &M0205E)))
1200 		return -ENOENT;
1201 
1202 	switch (M0205E.type) {
1203 	case 0x00: value = &train->type00; break;
1204 	case 0x01: value = &train->type01; break;
1205 	case 0x04: value = &train->type04; break;
1206 	case 0x06: value = &train->type06; break;
1207 	case 0x07: value = &train->type07; break;
1208 	case 0x08: value = &train->type08; break;
1209 	case 0x09: value = &train->type09; break;
1210 	default:
1211 		return 0;
1212 	}
1213 
1214 	/* training data index determined by ramcfg strap */
1215 	if (!(data = nvbios_M0205Sp(bios, i, ramcfg, &ver, &hdr, &M0205S)))
1216 		return -EINVAL;
1217 	i = M0205S.data;
1218 
1219 	/* training data format information */
1220 	if (!(data = nvbios_M0209Ep(bios, i, &ver, &hdr, &cnt, &len, &M0209E)))
1221 		return -EINVAL;
1222 
1223 	/* ... and the raw data */
1224 	if (!(data = nvbios_M0209Sp(bios, i, 0, &ver, &hdr, value)))
1225 		return -EINVAL;
1226 
1227 	if (M0209E.v02_07 == 2) {
1228 		/* of course! why wouldn't we have a pointer to another entry
1229 		 * in the same table, and use the first one as an array of
1230 		 * remap indices...
1231 		 */
1232 		if (!(data = nvbios_M0209Sp(bios, M0209E.v03, 0, &ver, &hdr,
1233 					    remap)))
1234 			return -EINVAL;
1235 
1236 		for (i = 0; i < ARRAY_SIZE(value->data); i++)
1237 			value->data[i] = remap->data[value->data[i]];
1238 	} else
1239 	if (M0209E.v02_07 != 1)
1240 		return -EINVAL;
1241 
1242 	train->mask |= 1 << M0205E.type;
1243 	return 0;
1244 }
1245 
1246 static int
1247 gk104_ram_train_init_0(struct nvkm_fb *pfb, struct gk104_ram_train *train)
1248 {
1249 	int i, j;
1250 
1251 	if ((train->mask & 0x03d3) != 0x03d3) {
1252 		nv_warn(pfb, "missing link training data\n");
1253 		return -EINVAL;
1254 	}
1255 
1256 	for (i = 0; i < 0x30; i++) {
1257 		for (j = 0; j < 8; j += 4) {
1258 			nv_wr32(pfb, 0x10f968 + j, 0x00000000 | (i << 8));
1259 			nv_wr32(pfb, 0x10f920 + j, 0x00000000 |
1260 						   train->type08.data[i] << 4 |
1261 						   train->type06.data[i]);
1262 			nv_wr32(pfb, 0x10f918 + j, train->type00.data[i]);
1263 			nv_wr32(pfb, 0x10f920 + j, 0x00000100 |
1264 						   train->type09.data[i] << 4 |
1265 						   train->type07.data[i]);
1266 			nv_wr32(pfb, 0x10f918 + j, train->type01.data[i]);
1267 		}
1268 	}
1269 
1270 	for (j = 0; j < 8; j += 4) {
1271 		for (i = 0; i < 0x100; i++) {
1272 			nv_wr32(pfb, 0x10f968 + j, i);
1273 			nv_wr32(pfb, 0x10f900 + j, train->type04.data[i]);
1274 		}
1275 	}
1276 
1277 	return 0;
1278 }
1279 
1280 static int
1281 gk104_ram_train_init(struct nvkm_fb *pfb)
1282 {
1283 	u8 ramcfg = nvbios_ramcfg_index(nv_subdev(pfb));
1284 	struct gk104_ram_train *train;
1285 	int ret = -ENOMEM, i;
1286 
1287 	if ((train = kzalloc(sizeof(*train), GFP_KERNEL))) {
1288 		for (i = 0; i < 0x100; i++) {
1289 			ret = gk104_ram_train_type(pfb, i, ramcfg, train);
1290 			if (ret && ret != -ENOENT)
1291 				break;
1292 		}
1293 	}
1294 
1295 	switch (pfb->ram->type) {
1296 	case NV_MEM_TYPE_GDDR5:
1297 		ret = gk104_ram_train_init_0(pfb, train);
1298 		break;
1299 	default:
1300 		ret = 0;
1301 		break;
1302 	}
1303 
1304 	kfree(train);
1305 	return ret;
1306 }
1307 
1308 int
1309 gk104_ram_init(struct nvkm_object *object)
1310 {
1311 	struct nvkm_fb *pfb = (void *)object->parent;
1312 	struct gk104_ram *ram   = (void *)object;
1313 	struct nvkm_bios *bios = nvkm_bios(pfb);
1314 	u8  ver, hdr, cnt, len, snr, ssz;
1315 	u32 data, save;
1316 	int ret, i;
1317 
1318 	ret = nvkm_ram_init(&ram->base);
1319 	if (ret)
1320 		return ret;
1321 
1322 	/* run a bunch of tables from rammap table.  there's actually
1323 	 * individual pointers for each rammap entry too, but, nvidia
1324 	 * seem to just run the last two entries' scripts early on in
1325 	 * their init, and never again.. we'll just run 'em all once
1326 	 * for now.
1327 	 *
1328 	 * i strongly suspect that each script is for a separate mode
1329 	 * (likely selected by 0x10f65c's lower bits?), and the
1330 	 * binary driver skips the one that's already been setup by
1331 	 * the init tables.
1332 	 */
1333 	data = nvbios_rammapTe(bios, &ver, &hdr, &cnt, &len, &snr, &ssz);
1334 	if (!data || hdr < 0x15)
1335 		return -EINVAL;
1336 
1337 	cnt  = nv_ro08(bios, data + 0x14); /* guess at count */
1338 	data = nv_ro32(bios, data + 0x10); /* guess u32... */
1339 	save = nv_rd32(pfb, 0x10f65c) & 0x000000f0;
1340 	for (i = 0; i < cnt; i++, data += 4) {
1341 		if (i != save >> 4) {
1342 			nv_mask(pfb, 0x10f65c, 0x000000f0, i << 4);
1343 			nvbios_exec(&(struct nvbios_init) {
1344 					.subdev = nv_subdev(pfb),
1345 					.bios = bios,
1346 					.offset = nv_ro32(bios, data),
1347 					.execute = 1,
1348 				    });
1349 		}
1350 	}
1351 	nv_mask(pfb, 0x10f65c, 0x000000f0, save);
1352 	nv_mask(pfb, 0x10f584, 0x11000000, 0x00000000);
1353 	nv_wr32(pfb, 0x10ecc0, 0xffffffff);
1354 	nv_mask(pfb, 0x10f160, 0x00000010, 0x00000010);
1355 
1356 	return gk104_ram_train_init(pfb);
1357 }
1358 
1359 static int
1360 gk104_ram_ctor_data(struct gk104_ram *ram, u8 ramcfg, int i)
1361 {
1362 	struct nvkm_fb *pfb = (void *)nv_object(ram)->parent;
1363 	struct nvkm_bios *bios = nvkm_bios(pfb);
1364 	struct nvkm_ram_data *cfg;
1365 	struct nvbios_ramcfg *d = &ram->diff;
1366 	struct nvbios_ramcfg *p, *n;
1367 	u8  ver, hdr, cnt, len;
1368 	u32 data;
1369 	int ret;
1370 
1371 	if (!(cfg = kmalloc(sizeof(*cfg), GFP_KERNEL)))
1372 		return -ENOMEM;
1373 	p = &list_last_entry(&ram->cfg, typeof(*cfg), head)->bios;
1374 	n = &cfg->bios;
1375 
1376 	/* memory config data for a range of target frequencies */
1377 	data = nvbios_rammapEp(bios, i, &ver, &hdr, &cnt, &len, &cfg->bios);
1378 	if (ret = -ENOENT, !data)
1379 		goto done;
1380 	if (ret = -ENOSYS, ver != 0x11 || hdr < 0x12)
1381 		goto done;
1382 
1383 	/* ... and a portion specific to the attached memory */
1384 	data = nvbios_rammapSp(bios, data, ver, hdr, cnt, len, ramcfg,
1385 			       &ver, &hdr, &cfg->bios);
1386 	if (ret = -EINVAL, !data)
1387 		goto done;
1388 	if (ret = -ENOSYS, ver != 0x11 || hdr < 0x0a)
1389 		goto done;
1390 
1391 	/* lookup memory timings, if bios says they're present */
1392 	if (cfg->bios.ramcfg_timing != 0xff) {
1393 		data = nvbios_timingEp(bios, cfg->bios.ramcfg_timing,
1394 				       &ver, &hdr, &cnt, &len,
1395 				       &cfg->bios);
1396 		if (ret = -EINVAL, !data)
1397 			goto done;
1398 		if (ret = -ENOSYS, ver != 0x20 || hdr < 0x33)
1399 			goto done;
1400 	}
1401 
1402 	list_add_tail(&cfg->head, &ram->cfg);
1403 	if (ret = 0, i == 0)
1404 		goto done;
1405 
1406 	d->rammap_11_0a_03fe |= p->rammap_11_0a_03fe != n->rammap_11_0a_03fe;
1407 	d->rammap_11_09_01ff |= p->rammap_11_09_01ff != n->rammap_11_09_01ff;
1408 	d->rammap_11_0a_0400 |= p->rammap_11_0a_0400 != n->rammap_11_0a_0400;
1409 	d->rammap_11_0a_0800 |= p->rammap_11_0a_0800 != n->rammap_11_0a_0800;
1410 	d->rammap_11_0b_01f0 |= p->rammap_11_0b_01f0 != n->rammap_11_0b_01f0;
1411 	d->rammap_11_0b_0200 |= p->rammap_11_0b_0200 != n->rammap_11_0b_0200;
1412 	d->rammap_11_0d |= p->rammap_11_0d != n->rammap_11_0d;
1413 	d->rammap_11_0f |= p->rammap_11_0f != n->rammap_11_0f;
1414 	d->rammap_11_0e |= p->rammap_11_0e != n->rammap_11_0e;
1415 	d->rammap_11_0b_0800 |= p->rammap_11_0b_0800 != n->rammap_11_0b_0800;
1416 	d->rammap_11_0b_0400 |= p->rammap_11_0b_0400 != n->rammap_11_0b_0400;
1417 	d->ramcfg_11_01_01 |= p->ramcfg_11_01_01 != n->ramcfg_11_01_01;
1418 	d->ramcfg_11_01_02 |= p->ramcfg_11_01_02 != n->ramcfg_11_01_02;
1419 	d->ramcfg_11_01_10 |= p->ramcfg_11_01_10 != n->ramcfg_11_01_10;
1420 	d->ramcfg_11_02_03 |= p->ramcfg_11_02_03 != n->ramcfg_11_02_03;
1421 	d->ramcfg_11_08_20 |= p->ramcfg_11_08_20 != n->ramcfg_11_08_20;
1422 	d->timing_20_30_07 |= p->timing_20_30_07 != n->timing_20_30_07;
1423 done:
1424 	if (ret)
1425 		kfree(cfg);
1426 	return ret;
1427 }
1428 
1429 static void
1430 gk104_ram_dtor(struct nvkm_object *object)
1431 {
1432 	struct gk104_ram *ram = (void *)object;
1433 	struct nvkm_ram_data *cfg, *tmp;
1434 
1435 	list_for_each_entry_safe(cfg, tmp, &ram->cfg, head) {
1436 		kfree(cfg);
1437 	}
1438 
1439 	nvkm_ram_destroy(&ram->base);
1440 }
1441 
1442 static int
1443 gk104_ram_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
1444 	       struct nvkm_oclass *oclass, void *data, u32 size,
1445 	       struct nvkm_object **pobject)
1446 {
1447 	struct nvkm_fb *pfb = nvkm_fb(parent);
1448 	struct nvkm_bios *bios = nvkm_bios(pfb);
1449 	struct nvkm_gpio *gpio = nvkm_gpio(pfb);
1450 	struct dcb_gpio_func func;
1451 	struct gk104_ram *ram;
1452 	int ret, i;
1453 	u8  ramcfg = nvbios_ramcfg_index(nv_subdev(pfb));
1454 	u32 tmp;
1455 
1456 	ret = gf100_ram_create(parent, engine, oclass, 0x022554, &ram);
1457 	*pobject = nv_object(ram);
1458 	if (ret)
1459 		return ret;
1460 
1461 	INIT_LIST_HEAD(&ram->cfg);
1462 
1463 	switch (ram->base.type) {
1464 	case NV_MEM_TYPE_DDR3:
1465 	case NV_MEM_TYPE_GDDR5:
1466 		ram->base.calc = gk104_ram_calc;
1467 		ram->base.prog = gk104_ram_prog;
1468 		ram->base.tidy = gk104_ram_tidy;
1469 		break;
1470 	default:
1471 		nv_warn(pfb, "reclocking of this RAM type is unsupported\n");
1472 		break;
1473 	}
1474 
1475 	/* calculate a mask of differently configured memory partitions,
1476 	 * because, of course reclocking wasn't complicated enough
1477 	 * already without having to treat some of them differently to
1478 	 * the others....
1479 	 */
1480 	ram->parts = nv_rd32(pfb, 0x022438);
1481 	ram->pmask = nv_rd32(pfb, 0x022554);
1482 	ram->pnuts = 0;
1483 	for (i = 0, tmp = 0; i < ram->parts; i++) {
1484 		if (!(ram->pmask & (1 << i))) {
1485 			u32 cfg1 = nv_rd32(pfb, 0x110204 + (i * 0x1000));
1486 			if (tmp && tmp != cfg1) {
1487 				ram->pnuts |= (1 << i);
1488 				continue;
1489 			}
1490 			tmp = cfg1;
1491 		}
1492 	}
1493 
1494 	/* parse bios data for all rammap table entries up-front, and
1495 	 * build information on whether certain fields differ between
1496 	 * any of the entries.
1497 	 *
1498 	 * the binary driver appears to completely ignore some fields
1499 	 * when all entries contain the same value.  at first, it was
1500 	 * hoped that these were mere optimisations and the bios init
1501 	 * tables had configured as per the values here, but there is
1502 	 * evidence now to suggest that this isn't the case and we do
1503 	 * need to treat this condition as a "don't touch" indicator.
1504 	 */
1505 	for (i = 0; !ret; i++) {
1506 		ret = gk104_ram_ctor_data(ram, ramcfg, i);
1507 		if (ret && ret != -ENOENT) {
1508 			nv_error(pfb, "failed to parse ramcfg data\n");
1509 			return ret;
1510 		}
1511 	}
1512 
1513 	/* parse bios data for both pll's */
1514 	ret = nvbios_pll_parse(bios, 0x0c, &ram->fuc.refpll);
1515 	if (ret) {
1516 		nv_error(pfb, "mclk refpll data not found\n");
1517 		return ret;
1518 	}
1519 
1520 	ret = nvbios_pll_parse(bios, 0x04, &ram->fuc.mempll);
1521 	if (ret) {
1522 		nv_error(pfb, "mclk pll data not found\n");
1523 		return ret;
1524 	}
1525 
1526 	/* lookup memory voltage gpios */
1527 	ret = gpio->find(gpio, 0, 0x18, DCB_GPIO_UNUSED, &func);
1528 	if (ret == 0) {
1529 		ram->fuc.r_gpioMV = ramfuc_reg(0x00d610 + (func.line * 0x04));
1530 		ram->fuc.r_funcMV[0] = (func.log[0] ^ 2) << 12;
1531 		ram->fuc.r_funcMV[1] = (func.log[1] ^ 2) << 12;
1532 	}
1533 
1534 	ret = gpio->find(gpio, 0, 0x2e, DCB_GPIO_UNUSED, &func);
1535 	if (ret == 0) {
1536 		ram->fuc.r_gpio2E = ramfuc_reg(0x00d610 + (func.line * 0x04));
1537 		ram->fuc.r_func2E[0] = (func.log[0] ^ 2) << 12;
1538 		ram->fuc.r_func2E[1] = (func.log[1] ^ 2) << 12;
1539 	}
1540 
1541 	ram->fuc.r_gpiotrig = ramfuc_reg(0x00d604);
1542 
1543 	ram->fuc.r_0x132020 = ramfuc_reg(0x132020);
1544 	ram->fuc.r_0x132028 = ramfuc_reg(0x132028);
1545 	ram->fuc.r_0x132024 = ramfuc_reg(0x132024);
1546 	ram->fuc.r_0x132030 = ramfuc_reg(0x132030);
1547 	ram->fuc.r_0x132034 = ramfuc_reg(0x132034);
1548 	ram->fuc.r_0x132000 = ramfuc_reg(0x132000);
1549 	ram->fuc.r_0x132004 = ramfuc_reg(0x132004);
1550 	ram->fuc.r_0x132040 = ramfuc_reg(0x132040);
1551 
1552 	ram->fuc.r_0x10f248 = ramfuc_reg(0x10f248);
1553 	ram->fuc.r_0x10f290 = ramfuc_reg(0x10f290);
1554 	ram->fuc.r_0x10f294 = ramfuc_reg(0x10f294);
1555 	ram->fuc.r_0x10f298 = ramfuc_reg(0x10f298);
1556 	ram->fuc.r_0x10f29c = ramfuc_reg(0x10f29c);
1557 	ram->fuc.r_0x10f2a0 = ramfuc_reg(0x10f2a0);
1558 	ram->fuc.r_0x10f2a4 = ramfuc_reg(0x10f2a4);
1559 	ram->fuc.r_0x10f2a8 = ramfuc_reg(0x10f2a8);
1560 	ram->fuc.r_0x10f2ac = ramfuc_reg(0x10f2ac);
1561 	ram->fuc.r_0x10f2cc = ramfuc_reg(0x10f2cc);
1562 	ram->fuc.r_0x10f2e8 = ramfuc_reg(0x10f2e8);
1563 	ram->fuc.r_0x10f250 = ramfuc_reg(0x10f250);
1564 	ram->fuc.r_0x10f24c = ramfuc_reg(0x10f24c);
1565 	ram->fuc.r_0x10fec4 = ramfuc_reg(0x10fec4);
1566 	ram->fuc.r_0x10fec8 = ramfuc_reg(0x10fec8);
1567 	ram->fuc.r_0x10f604 = ramfuc_reg(0x10f604);
1568 	ram->fuc.r_0x10f614 = ramfuc_reg(0x10f614);
1569 	ram->fuc.r_0x10f610 = ramfuc_reg(0x10f610);
1570 	ram->fuc.r_0x100770 = ramfuc_reg(0x100770);
1571 	ram->fuc.r_0x100778 = ramfuc_reg(0x100778);
1572 	ram->fuc.r_0x10f224 = ramfuc_reg(0x10f224);
1573 
1574 	ram->fuc.r_0x10f870 = ramfuc_reg(0x10f870);
1575 	ram->fuc.r_0x10f698 = ramfuc_reg(0x10f698);
1576 	ram->fuc.r_0x10f694 = ramfuc_reg(0x10f694);
1577 	ram->fuc.r_0x10f6b8 = ramfuc_reg(0x10f6b8);
1578 	ram->fuc.r_0x10f808 = ramfuc_reg(0x10f808);
1579 	ram->fuc.r_0x10f670 = ramfuc_reg(0x10f670);
1580 	ram->fuc.r_0x10f60c = ramfuc_reg(0x10f60c);
1581 	ram->fuc.r_0x10f830 = ramfuc_reg(0x10f830);
1582 	ram->fuc.r_0x1373ec = ramfuc_reg(0x1373ec);
1583 	ram->fuc.r_0x10f800 = ramfuc_reg(0x10f800);
1584 	ram->fuc.r_0x10f82c = ramfuc_reg(0x10f82c);
1585 
1586 	ram->fuc.r_0x10f978 = ramfuc_reg(0x10f978);
1587 	ram->fuc.r_0x10f910 = ramfuc_reg(0x10f910);
1588 	ram->fuc.r_0x10f914 = ramfuc_reg(0x10f914);
1589 
1590 	switch (ram->base.type) {
1591 	case NV_MEM_TYPE_GDDR5:
1592 		ram->fuc.r_mr[0] = ramfuc_reg(0x10f300);
1593 		ram->fuc.r_mr[1] = ramfuc_reg(0x10f330);
1594 		ram->fuc.r_mr[2] = ramfuc_reg(0x10f334);
1595 		ram->fuc.r_mr[3] = ramfuc_reg(0x10f338);
1596 		ram->fuc.r_mr[4] = ramfuc_reg(0x10f33c);
1597 		ram->fuc.r_mr[5] = ramfuc_reg(0x10f340);
1598 		ram->fuc.r_mr[6] = ramfuc_reg(0x10f344);
1599 		ram->fuc.r_mr[7] = ramfuc_reg(0x10f348);
1600 		ram->fuc.r_mr[8] = ramfuc_reg(0x10f354);
1601 		ram->fuc.r_mr[15] = ramfuc_reg(0x10f34c);
1602 		break;
1603 	case NV_MEM_TYPE_DDR3:
1604 		ram->fuc.r_mr[0] = ramfuc_reg(0x10f300);
1605 		ram->fuc.r_mr[2] = ramfuc_reg(0x10f320);
1606 		break;
1607 	default:
1608 		break;
1609 	}
1610 
1611 	ram->fuc.r_0x62c000 = ramfuc_reg(0x62c000);
1612 	ram->fuc.r_0x10f200 = ramfuc_reg(0x10f200);
1613 	ram->fuc.r_0x10f210 = ramfuc_reg(0x10f210);
1614 	ram->fuc.r_0x10f310 = ramfuc_reg(0x10f310);
1615 	ram->fuc.r_0x10f314 = ramfuc_reg(0x10f314);
1616 	ram->fuc.r_0x10f318 = ramfuc_reg(0x10f318);
1617 	ram->fuc.r_0x10f090 = ramfuc_reg(0x10f090);
1618 	ram->fuc.r_0x10f69c = ramfuc_reg(0x10f69c);
1619 	ram->fuc.r_0x10f824 = ramfuc_reg(0x10f824);
1620 	ram->fuc.r_0x1373f0 = ramfuc_reg(0x1373f0);
1621 	ram->fuc.r_0x1373f4 = ramfuc_reg(0x1373f4);
1622 	ram->fuc.r_0x137320 = ramfuc_reg(0x137320);
1623 	ram->fuc.r_0x10f65c = ramfuc_reg(0x10f65c);
1624 	ram->fuc.r_0x10f6bc = ramfuc_reg(0x10f6bc);
1625 	ram->fuc.r_0x100710 = ramfuc_reg(0x100710);
1626 	ram->fuc.r_0x100750 = ramfuc_reg(0x100750);
1627 	return 0;
1628 }
1629 
1630 struct nvkm_oclass
1631 gk104_ram_oclass = {
1632 	.handle = 0,
1633 	.ofuncs = &(struct nvkm_ofuncs) {
1634 		.ctor = gk104_ram_ctor,
1635 		.dtor = gk104_ram_dtor,
1636 		.init = gk104_ram_init,
1637 		.fini = _nvkm_ram_fini,
1638 	}
1639 };
1640