1/*	$NetBSD: nouveau_nvkm_subdev_fb_ramgk104.c,v 1.4 2021/12/18 23:45:39 riastradh Exp $	*/
2
3/*
4 * Copyright 2013 Red Hat Inc.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
23 *
24 * Authors: Ben Skeggs
25 */
26#include <sys/cdefs.h>
27__KERNEL_RCSID(0, "$NetBSD: nouveau_nvkm_subdev_fb_ramgk104.c,v 1.4 2021/12/18 23:45:39 riastradh Exp $");
28
29#define gk104_ram(p) container_of((p), struct gk104_ram, base)
30#include "ram.h"
31#include "ramfuc.h"
32
33#include <core/option.h>
34#include <subdev/bios.h>
35#include <subdev/bios/init.h>
36#include <subdev/bios/M0205.h>
37#include <subdev/bios/M0209.h>
38#include <subdev/bios/pll.h>
39#include <subdev/bios/rammap.h>
40#include <subdev/bios/timing.h>
41#include <subdev/clk.h>
42#include <subdev/clk/pll.h>
43#include <subdev/gpio.h>
44
45struct gk104_ramfuc {
46	struct ramfuc base;
47
48	struct nvbios_pll refpll;
49	struct nvbios_pll mempll;
50
51	struct ramfuc_reg r_gpioMV;
52	u32 r_funcMV[2];
53	struct ramfuc_reg r_gpio2E;
54	u32 r_func2E[2];
55	struct ramfuc_reg r_gpiotrig;
56
57	struct ramfuc_reg r_0x132020;
58	struct ramfuc_reg r_0x132028;
59	struct ramfuc_reg r_0x132024;
60	struct ramfuc_reg r_0x132030;
61	struct ramfuc_reg r_0x132034;
62	struct ramfuc_reg r_0x132000;
63	struct ramfuc_reg r_0x132004;
64	struct ramfuc_reg r_0x132040;
65
66	struct ramfuc_reg r_0x10f248;
67	struct ramfuc_reg r_0x10f290;
68	struct ramfuc_reg r_0x10f294;
69	struct ramfuc_reg r_0x10f298;
70	struct ramfuc_reg r_0x10f29c;
71	struct ramfuc_reg r_0x10f2a0;
72	struct ramfuc_reg r_0x10f2a4;
73	struct ramfuc_reg r_0x10f2a8;
74	struct ramfuc_reg r_0x10f2ac;
75	struct ramfuc_reg r_0x10f2cc;
76	struct ramfuc_reg r_0x10f2e8;
77	struct ramfuc_reg r_0x10f250;
78	struct ramfuc_reg r_0x10f24c;
79	struct ramfuc_reg r_0x10fec4;
80	struct ramfuc_reg r_0x10fec8;
81	struct ramfuc_reg r_0x10f604;
82	struct ramfuc_reg r_0x10f614;
83	struct ramfuc_reg r_0x10f610;
84	struct ramfuc_reg r_0x100770;
85	struct ramfuc_reg r_0x100778;
86	struct ramfuc_reg r_0x10f224;
87
88	struct ramfuc_reg r_0x10f870;
89	struct ramfuc_reg r_0x10f698;
90	struct ramfuc_reg r_0x10f694;
91	struct ramfuc_reg r_0x10f6b8;
92	struct ramfuc_reg r_0x10f808;
93	struct ramfuc_reg r_0x10f670;
94	struct ramfuc_reg r_0x10f60c;
95	struct ramfuc_reg r_0x10f830;
96	struct ramfuc_reg r_0x1373ec;
97	struct ramfuc_reg r_0x10f800;
98	struct ramfuc_reg r_0x10f82c;
99
100	struct ramfuc_reg r_0x10f978;
101	struct ramfuc_reg r_0x10f910;
102	struct ramfuc_reg r_0x10f914;
103
104	struct ramfuc_reg r_mr[16]; /* MR0 - MR8, MR15 */
105
106	struct ramfuc_reg r_0x62c000;
107
108	struct ramfuc_reg r_0x10f200;
109
110	struct ramfuc_reg r_0x10f210;
111	struct ramfuc_reg r_0x10f310;
112	struct ramfuc_reg r_0x10f314;
113	struct ramfuc_reg r_0x10f318;
114	struct ramfuc_reg r_0x10f090;
115	struct ramfuc_reg r_0x10f69c;
116	struct ramfuc_reg r_0x10f824;
117	struct ramfuc_reg r_0x1373f0;
118	struct ramfuc_reg r_0x1373f4;
119	struct ramfuc_reg r_0x137320;
120	struct ramfuc_reg r_0x10f65c;
121	struct ramfuc_reg r_0x10f6bc;
122	struct ramfuc_reg r_0x100710;
123	struct ramfuc_reg r_0x100750;
124};
125
126struct gk104_ram {
127	struct nvkm_ram base;
128	struct gk104_ramfuc fuc;
129
130	struct list_head cfg;
131	u32 parts;
132	u32 pmask;
133	u32 pnuts;
134
135	struct nvbios_ramcfg diff;
136	int from;
137	int mode;
138	int N1, fN1, M1, P1;
139	int N2, M2, P2;
140};
141
142/*******************************************************************************
143 * GDDR5
144 ******************************************************************************/
145static void
146gk104_ram_train(struct gk104_ramfuc *fuc, u32 mask, u32 data)
147{
148	struct gk104_ram *ram = container_of(fuc, typeof(*ram), fuc);
149	u32 addr = 0x110974, i;
150
151	ram_mask(fuc, 0x10f910, mask, data);
152	ram_mask(fuc, 0x10f914, mask, data);
153
154	for (i = 0; (data & 0x80000000) && i < ram->parts; addr += 0x1000, i++) {
155		if (ram->pmask & (1 << i))
156			continue;
157		ram_wait(fuc, addr, 0x0000000f, 0x00000000, 500000);
158	}
159}
160
161static void
162r1373f4_init(struct gk104_ramfuc *fuc)
163{
164	struct gk104_ram *ram = container_of(fuc, typeof(*ram), fuc);
165	const u32 mcoef = ((--ram->P2 << 28) | (ram->N2 << 8) | ram->M2);
166	const u32 rcoef = ((  ram->P1 << 16) | (ram->N1 << 8) | ram->M1);
167	const u32 runk0 = ram->fN1 << 16;
168	const u32 runk1 = ram->fN1;
169
170	if (ram->from == 2) {
171		ram_mask(fuc, 0x1373f4, 0x00000000, 0x00001100);
172		ram_mask(fuc, 0x1373f4, 0x00000000, 0x00000010);
173	} else {
174		ram_mask(fuc, 0x1373f4, 0x00000000, 0x00010010);
175	}
176
177	ram_mask(fuc, 0x1373f4, 0x00000003, 0x00000000);
178	ram_mask(fuc, 0x1373f4, 0x00000010, 0x00000000);
179
180	/* (re)program refpll, if required */
181	if ((ram_rd32(fuc, 0x132024) & 0xffffffff) != rcoef ||
182	    (ram_rd32(fuc, 0x132034) & 0x0000ffff) != runk1) {
183		ram_mask(fuc, 0x132000, 0x00000001, 0x00000000);
184		ram_mask(fuc, 0x132020, 0x00000001, 0x00000000);
185		ram_wr32(fuc, 0x137320, 0x00000000);
186		ram_mask(fuc, 0x132030, 0xffff0000, runk0);
187		ram_mask(fuc, 0x132034, 0x0000ffff, runk1);
188		ram_wr32(fuc, 0x132024, rcoef);
189		ram_mask(fuc, 0x132028, 0x00080000, 0x00080000);
190		ram_mask(fuc, 0x132020, 0x00000001, 0x00000001);
191		ram_wait(fuc, 0x137390, 0x00020000, 0x00020000, 64000);
192		ram_mask(fuc, 0x132028, 0x00080000, 0x00000000);
193	}
194
195	/* (re)program mempll, if required */
196	if (ram->mode == 2) {
197		ram_mask(fuc, 0x1373f4, 0x00010000, 0x00000000);
198		ram_mask(fuc, 0x132000, 0x80000000, 0x80000000);
199		ram_mask(fuc, 0x132000, 0x00000001, 0x00000000);
200		ram_mask(fuc, 0x132004, 0x103fffff, mcoef);
201		ram_mask(fuc, 0x132000, 0x00000001, 0x00000001);
202		ram_wait(fuc, 0x137390, 0x00000002, 0x00000002, 64000);
203		ram_mask(fuc, 0x1373f4, 0x00000000, 0x00001100);
204	} else {
205		ram_mask(fuc, 0x1373f4, 0x00000000, 0x00010100);
206	}
207
208	ram_mask(fuc, 0x1373f4, 0x00000000, 0x00000010);
209}
210
211static void
212r1373f4_fini(struct gk104_ramfuc *fuc)
213{
214	struct gk104_ram *ram = container_of(fuc, typeof(*ram), fuc);
215	struct nvkm_ram_data *next = ram->base.next;
216	u8 v0 = next->bios.ramcfg_11_03_c0;
217	u8 v1 = next->bios.ramcfg_11_03_30;
218	u32 tmp;
219
220	tmp = ram_rd32(fuc, 0x1373ec) & ~0x00030000;
221	ram_wr32(fuc, 0x1373ec, tmp | (v1 << 16));
222	ram_mask(fuc, 0x1373f0, (~ram->mode & 3), 0x00000000);
223	if (ram->mode == 2) {
224		ram_mask(fuc, 0x1373f4, 0x00000003, 0x00000002);
225		ram_mask(fuc, 0x1373f4, 0x00001100, 0x00000000);
226	} else {
227		ram_mask(fuc, 0x1373f4, 0x00000003, 0x00000001);
228		ram_mask(fuc, 0x1373f4, 0x00010000, 0x00000000);
229	}
230	ram_mask(fuc, 0x10f800, 0x00000030, (v0 ^ v1) << 4);
231}
232
233static void
234gk104_ram_nuts(struct gk104_ram *ram, struct ramfuc_reg *reg,
235	       u32 _mask, u32 _data, u32 _copy)
236{
237	struct nvkm_fb *fb = ram->base.fb;
238	struct ramfuc *fuc = &ram->fuc.base;
239	struct nvkm_device *device = fb->subdev.device;
240	u32 addr = 0x110000 + (reg->addr & 0xfff);
241	u32 mask = _mask | _copy;
242	u32 data = (_data & _mask) | (reg->data & _copy);
243	u32 i;
244
245	for (i = 0; i < 16; i++, addr += 0x1000) {
246		if (ram->pnuts & (1 << i)) {
247			u32 prev = nvkm_rd32(device, addr);
248			u32 next = (prev & ~mask) | data;
249			nvkm_memx_wr32(fuc->memx, addr, next);
250		}
251	}
252}
253#define ram_nuts(s,r,m,d,c)                                                    \
254	gk104_ram_nuts((s), &(s)->fuc.r_##r, (m), (d), (c))
255
256static int
257gk104_ram_calc_gddr5(struct gk104_ram *ram, u32 freq)
258{
259	struct gk104_ramfuc *fuc = &ram->fuc;
260	struct nvkm_ram_data *next = ram->base.next;
261	int vc = !next->bios.ramcfg_11_02_08;
262	int mv = !next->bios.ramcfg_11_02_04;
263	u32 mask, data;
264
265	ram_mask(fuc, 0x10f808, 0x40000000, 0x40000000);
266	ram_block(fuc);
267
268	if (nvkm_device_engine(ram->base.fb->subdev.device, NVKM_ENGINE_DISP))
269		ram_wr32(fuc, 0x62c000, 0x0f0f0000);
270
271	/* MR1: turn termination on early, for some reason.. */
272	if ((ram->base.mr[1] & 0x03c) != 0x030) {
273		ram_mask(fuc, mr[1], 0x03c, ram->base.mr[1] & 0x03c);
274		ram_nuts(ram, mr[1], 0x03c, ram->base.mr1_nuts & 0x03c, 0x000);
275	}
276
277	if (vc == 1 && ram_have(fuc, gpio2E)) {
278		u32 temp  = ram_mask(fuc, gpio2E, 0x3000, fuc->r_func2E[1]);
279		if (temp != ram_rd32(fuc, gpio2E)) {
280			ram_wr32(fuc, gpiotrig, 1);
281			ram_nsec(fuc, 20000);
282		}
283	}
284
285	ram_mask(fuc, 0x10f200, 0x00000800, 0x00000000);
286
287	gk104_ram_train(fuc, 0x01020000, 0x000c0000);
288
289	ram_wr32(fuc, 0x10f210, 0x00000000); /* REFRESH_AUTO = 0 */
290	ram_nsec(fuc, 1000);
291	ram_wr32(fuc, 0x10f310, 0x00000001); /* REFRESH */
292	ram_nsec(fuc, 1000);
293
294	ram_mask(fuc, 0x10f200, 0x80000000, 0x80000000);
295	ram_wr32(fuc, 0x10f314, 0x00000001); /* PRECHARGE */
296	ram_mask(fuc, 0x10f200, 0x80000000, 0x00000000);
297	ram_wr32(fuc, 0x10f090, 0x00000061);
298	ram_wr32(fuc, 0x10f090, 0xc000007f);
299	ram_nsec(fuc, 1000);
300
301	ram_wr32(fuc, 0x10f698, 0x00000000);
302	ram_wr32(fuc, 0x10f69c, 0x00000000);
303
304	/*XXX: there does appear to be some kind of condition here, simply
305	 *     modifying these bits in the vbios from the default pl0
306	 *     entries shows no change.  however, the data does appear to
307	 *     be correct and may be required for the transition back
308	 */
309	mask = 0x800f07e0;
310	data = 0x00030000;
311	if (ram_rd32(fuc, 0x10f978) & 0x00800000)
312		data |= 0x00040000;
313
314	if (1) {
315		data |= 0x800807e0;
316		switch (next->bios.ramcfg_11_03_c0) {
317		case 3: data &= ~0x00000040; break;
318		case 2: data &= ~0x00000100; break;
319		case 1: data &= ~0x80000000; break;
320		case 0: data &= ~0x00000400; break;
321		}
322
323		switch (next->bios.ramcfg_11_03_30) {
324		case 3: data &= ~0x00000020; break;
325		case 2: data &= ~0x00000080; break;
326		case 1: data &= ~0x00080000; break;
327		case 0: data &= ~0x00000200; break;
328		}
329	}
330
331	if (next->bios.ramcfg_11_02_80)
332		mask |= 0x03000000;
333	if (next->bios.ramcfg_11_02_40)
334		mask |= 0x00002000;
335	if (next->bios.ramcfg_11_07_10)
336		mask |= 0x00004000;
337	if (next->bios.ramcfg_11_07_08)
338		mask |= 0x00000003;
339	else {
340		mask |= 0x34000000;
341		if (ram_rd32(fuc, 0x10f978) & 0x00800000)
342			mask |= 0x40000000;
343	}
344	ram_mask(fuc, 0x10f824, mask, data);
345
346	ram_mask(fuc, 0x132040, 0x00010000, 0x00000000);
347
348	if (ram->from == 2 && ram->mode != 2) {
349		ram_mask(fuc, 0x10f808, 0x00080000, 0x00000000);
350		ram_mask(fuc, 0x10f200, 0x18008000, 0x00008000);
351		ram_mask(fuc, 0x10f800, 0x00000000, 0x00000004);
352		ram_mask(fuc, 0x10f830, 0x00008000, 0x01040010);
353		ram_mask(fuc, 0x10f830, 0x01000000, 0x00000000);
354		r1373f4_init(fuc);
355		ram_mask(fuc, 0x1373f0, 0x00000002, 0x00000001);
356		r1373f4_fini(fuc);
357		ram_mask(fuc, 0x10f830, 0x00c00000, 0x00240001);
358	} else
359	if (ram->from != 2 && ram->mode != 2) {
360		r1373f4_init(fuc);
361		r1373f4_fini(fuc);
362	}
363
364	if (ram_have(fuc, gpioMV)) {
365		u32 temp  = ram_mask(fuc, gpioMV, 0x3000, fuc->r_funcMV[mv]);
366		if (temp != ram_rd32(fuc, gpioMV)) {
367			ram_wr32(fuc, gpiotrig, 1);
368			ram_nsec(fuc, 64000);
369		}
370	}
371
372	if (next->bios.ramcfg_11_02_40 ||
373	    next->bios.ramcfg_11_07_10) {
374		ram_mask(fuc, 0x132040, 0x00010000, 0x00010000);
375		ram_nsec(fuc, 20000);
376	}
377
378	if (ram->from != 2 && ram->mode == 2) {
379		if (0 /*XXX: Titan */)
380			ram_mask(fuc, 0x10f200, 0x18000000, 0x18000000);
381		ram_mask(fuc, 0x10f800, 0x00000004, 0x00000000);
382		ram_mask(fuc, 0x1373f0, 0x00000000, 0x00000002);
383		ram_mask(fuc, 0x10f830, 0x00800001, 0x00408010);
384		r1373f4_init(fuc);
385		r1373f4_fini(fuc);
386		ram_mask(fuc, 0x10f808, 0x00000000, 0x00080000);
387		ram_mask(fuc, 0x10f200, 0x00808000, 0x00800000);
388	} else
389	if (ram->from == 2 && ram->mode == 2) {
390		ram_mask(fuc, 0x10f800, 0x00000004, 0x00000000);
391		r1373f4_init(fuc);
392		r1373f4_fini(fuc);
393	}
394
395	if (ram->mode != 2) /*XXX*/ {
396		if (next->bios.ramcfg_11_07_40)
397			ram_mask(fuc, 0x10f670, 0x80000000, 0x80000000);
398	}
399
400	ram_wr32(fuc, 0x10f65c, 0x00000011 * next->bios.rammap_11_11_0c);
401	ram_wr32(fuc, 0x10f6b8, 0x01010101 * next->bios.ramcfg_11_09);
402	ram_wr32(fuc, 0x10f6bc, 0x01010101 * next->bios.ramcfg_11_09);
403
404	if (!next->bios.ramcfg_11_07_08 && !next->bios.ramcfg_11_07_04) {
405		ram_wr32(fuc, 0x10f698, 0x01010101 * next->bios.ramcfg_11_04);
406		ram_wr32(fuc, 0x10f69c, 0x01010101 * next->bios.ramcfg_11_04);
407	} else
408	if (!next->bios.ramcfg_11_07_08) {
409		ram_wr32(fuc, 0x10f698, 0x00000000);
410		ram_wr32(fuc, 0x10f69c, 0x00000000);
411	}
412
413	if (ram->mode != 2) {
414		u32 data = 0x01000100 * next->bios.ramcfg_11_04;
415		ram_nuke(fuc, 0x10f694);
416		ram_mask(fuc, 0x10f694, 0xff00ff00, data);
417	}
418
419	if (ram->mode == 2 && next->bios.ramcfg_11_08_10)
420		data = 0x00000080;
421	else
422		data = 0x00000000;
423	ram_mask(fuc, 0x10f60c, 0x00000080, data);
424
425	mask = 0x00070000;
426	data = 0x00000000;
427	if (!next->bios.ramcfg_11_02_80)
428		data |= 0x03000000;
429	if (!next->bios.ramcfg_11_02_40)
430		data |= 0x00002000;
431	if (!next->bios.ramcfg_11_07_10)
432		data |= 0x00004000;
433	if (!next->bios.ramcfg_11_07_08)
434		data |= 0x00000003;
435	else
436		data |= 0x74000000;
437	ram_mask(fuc, 0x10f824, mask, data);
438
439	if (next->bios.ramcfg_11_01_08)
440		data = 0x00000000;
441	else
442		data = 0x00001000;
443	ram_mask(fuc, 0x10f200, 0x00001000, data);
444
445	if (ram_rd32(fuc, 0x10f670) & 0x80000000) {
446		ram_nsec(fuc, 10000);
447		ram_mask(fuc, 0x10f670, 0x80000000, 0x00000000);
448	}
449
450	if (next->bios.ramcfg_11_08_01)
451		data = 0x00100000;
452	else
453		data = 0x00000000;
454	ram_mask(fuc, 0x10f82c, 0x00100000, data);
455
456	data = 0x00000000;
457	if (next->bios.ramcfg_11_08_08)
458		data |= 0x00002000;
459	if (next->bios.ramcfg_11_08_04)
460		data |= 0x00001000;
461	if (next->bios.ramcfg_11_08_02)
462		data |= 0x00004000;
463	ram_mask(fuc, 0x10f830, 0x00007000, data);
464
465	/* PFB timing */
466	ram_mask(fuc, 0x10f248, 0xffffffff, next->bios.timing[10]);
467	ram_mask(fuc, 0x10f290, 0xffffffff, next->bios.timing[0]);
468	ram_mask(fuc, 0x10f294, 0xffffffff, next->bios.timing[1]);
469	ram_mask(fuc, 0x10f298, 0xffffffff, next->bios.timing[2]);
470	ram_mask(fuc, 0x10f29c, 0xffffffff, next->bios.timing[3]);
471	ram_mask(fuc, 0x10f2a0, 0xffffffff, next->bios.timing[4]);
472	ram_mask(fuc, 0x10f2a4, 0xffffffff, next->bios.timing[5]);
473	ram_mask(fuc, 0x10f2a8, 0xffffffff, next->bios.timing[6]);
474	ram_mask(fuc, 0x10f2ac, 0xffffffff, next->bios.timing[7]);
475	ram_mask(fuc, 0x10f2cc, 0xffffffff, next->bios.timing[8]);
476	ram_mask(fuc, 0x10f2e8, 0xffffffff, next->bios.timing[9]);
477
478	data = mask = 0x00000000;
479	if (ram->diff.ramcfg_11_08_20) {
480		if (next->bios.ramcfg_11_08_20)
481			data |= 0x01000000;
482		mask |= 0x01000000;
483	}
484	ram_mask(fuc, 0x10f200, mask, data);
485
486	data = mask = 0x00000000;
487	if (ram->diff.ramcfg_11_02_03) {
488		data |= next->bios.ramcfg_11_02_03 << 8;
489		mask |= 0x00000300;
490	}
491	if (ram->diff.ramcfg_11_01_10) {
492		if (next->bios.ramcfg_11_01_10)
493			data |= 0x70000000;
494		mask |= 0x70000000;
495	}
496	ram_mask(fuc, 0x10f604, mask, data);
497
498	data = mask = 0x00000000;
499	if (ram->diff.timing_20_30_07) {
500		data |= next->bios.timing_20_30_07 << 28;
501		mask |= 0x70000000;
502	}
503	if (ram->diff.ramcfg_11_01_01) {
504		if (next->bios.ramcfg_11_01_01)
505			data |= 0x00000100;
506		mask |= 0x00000100;
507	}
508	ram_mask(fuc, 0x10f614, mask, data);
509
510	data = mask = 0x00000000;
511	if (ram->diff.timing_20_30_07) {
512		data |= next->bios.timing_20_30_07 << 28;
513		mask |= 0x70000000;
514	}
515	if (ram->diff.ramcfg_11_01_02) {
516		if (next->bios.ramcfg_11_01_02)
517			data |= 0x00000100;
518		mask |= 0x00000100;
519	}
520	ram_mask(fuc, 0x10f610, mask, data);
521
522	mask = 0x33f00000;
523	data = 0x00000000;
524	if (!next->bios.ramcfg_11_01_04)
525		data |= 0x20200000;
526	if (!next->bios.ramcfg_11_07_80)
527		data |= 0x12800000;
528	/*XXX: see note above about there probably being some condition
529	 *     for the 10f824 stuff that uses ramcfg 3...
530	 */
531	if (next->bios.ramcfg_11_03_f0) {
532		if (next->bios.rammap_11_08_0c) {
533			if (!next->bios.ramcfg_11_07_80)
534				mask |= 0x00000020;
535			else
536				data |= 0x00000020;
537			mask |= 0x00000004;
538		}
539	} else {
540		mask |= 0x40000020;
541		data |= 0x00000004;
542	}
543
544	ram_mask(fuc, 0x10f808, mask, data);
545
546	ram_wr32(fuc, 0x10f870, 0x11111111 * next->bios.ramcfg_11_03_0f);
547
548	data = mask = 0x00000000;
549	if (ram->diff.ramcfg_11_02_03) {
550		data |= next->bios.ramcfg_11_02_03;
551		mask |= 0x00000003;
552	}
553	if (ram->diff.ramcfg_11_01_10) {
554		if (next->bios.ramcfg_11_01_10)
555			data |= 0x00000004;
556		mask |= 0x00000004;
557	}
558
559	if ((ram_mask(fuc, 0x100770, mask, data) & mask & 4) != (data & 4)) {
560		ram_mask(fuc, 0x100750, 0x00000008, 0x00000008);
561		ram_wr32(fuc, 0x100710, 0x00000000);
562		ram_wait(fuc, 0x100710, 0x80000000, 0x80000000, 200000);
563	}
564
565	data = next->bios.timing_20_30_07 << 8;
566	if (next->bios.ramcfg_11_01_01)
567		data |= 0x80000000;
568	ram_mask(fuc, 0x100778, 0x00000700, data);
569
570	ram_mask(fuc, 0x10f250, 0x000003f0, next->bios.timing_20_2c_003f << 4);
571	data = (next->bios.timing[10] & 0x7f000000) >> 24;
572	if (data < next->bios.timing_20_2c_1fc0)
573		data = next->bios.timing_20_2c_1fc0;
574	ram_mask(fuc, 0x10f24c, 0x7f000000, data << 24);
575	ram_mask(fuc, 0x10f224, 0x001f0000, next->bios.timing_20_30_f8 << 16);
576
577	ram_mask(fuc, 0x10fec4, 0x041e0f07, next->bios.timing_20_31_0800 << 26 |
578					    next->bios.timing_20_31_0780 << 17 |
579					    next->bios.timing_20_31_0078 << 8 |
580					    next->bios.timing_20_31_0007);
581	ram_mask(fuc, 0x10fec8, 0x00000027, next->bios.timing_20_31_8000 << 5 |
582					    next->bios.timing_20_31_7000);
583
584	ram_wr32(fuc, 0x10f090, 0x4000007e);
585	ram_nsec(fuc, 2000);
586	ram_wr32(fuc, 0x10f314, 0x00000001); /* PRECHARGE */
587	ram_wr32(fuc, 0x10f310, 0x00000001); /* REFRESH */
588	ram_wr32(fuc, 0x10f210, 0x80000000); /* REFRESH_AUTO = 1 */
589
590	if (next->bios.ramcfg_11_08_10 && (ram->mode == 2) /*XXX*/) {
591		u32 temp = ram_mask(fuc, 0x10f294, 0xff000000, 0x24000000);
592		gk104_ram_train(fuc, 0xbc0e0000, 0xa4010000); /*XXX*/
593		ram_nsec(fuc, 1000);
594		ram_wr32(fuc, 0x10f294, temp);
595	}
596
597	ram_mask(fuc, mr[3], 0xfff, ram->base.mr[3]);
598	ram_wr32(fuc, mr[0], ram->base.mr[0]);
599	ram_mask(fuc, mr[8], 0xfff, ram->base.mr[8]);
600	ram_nsec(fuc, 1000);
601	ram_mask(fuc, mr[1], 0xfff, ram->base.mr[1]);
602	ram_mask(fuc, mr[5], 0xfff, ram->base.mr[5] & ~0x004); /* LP3 later */
603	ram_mask(fuc, mr[6], 0xfff, ram->base.mr[6]);
604	ram_mask(fuc, mr[7], 0xfff, ram->base.mr[7]);
605
606	if (vc == 0 && ram_have(fuc, gpio2E)) {
607		u32 temp  = ram_mask(fuc, gpio2E, 0x3000, fuc->r_func2E[0]);
608		if (temp != ram_rd32(fuc, gpio2E)) {
609			ram_wr32(fuc, gpiotrig, 1);
610			ram_nsec(fuc, 20000);
611		}
612	}
613
614	ram_mask(fuc, 0x10f200, 0x80000000, 0x80000000);
615	ram_wr32(fuc, 0x10f318, 0x00000001); /* NOP? */
616	ram_mask(fuc, 0x10f200, 0x80000000, 0x00000000);
617	ram_nsec(fuc, 1000);
618	ram_nuts(ram, 0x10f200, 0x18808800, 0x00000000, 0x18808800);
619
620	data  = ram_rd32(fuc, 0x10f978);
621	data &= ~0x00046144;
622	data |=  0x0000000b;
623	if (!next->bios.ramcfg_11_07_08) {
624		if (!next->bios.ramcfg_11_07_04)
625			data |= 0x0000200c;
626		else
627			data |= 0x00000000;
628	} else {
629		data |= 0x00040044;
630	}
631	ram_wr32(fuc, 0x10f978, data);
632
633	if (ram->mode == 1) {
634		data = ram_rd32(fuc, 0x10f830) | 0x00000001;
635		ram_wr32(fuc, 0x10f830, data);
636	}
637
638	if (!next->bios.ramcfg_11_07_08) {
639		data = 0x88020000;
640		if ( next->bios.ramcfg_11_07_04)
641			data |= 0x10000000;
642		if (!next->bios.rammap_11_08_10)
643			data |= 0x00080000;
644	} else {
645		data = 0xa40e0000;
646	}
647	gk104_ram_train(fuc, 0xbc0f0000, data);
648	if (1) /* XXX: not always? */
649		ram_nsec(fuc, 1000);
650
651	if (ram->mode == 2) { /*XXX*/
652		ram_mask(fuc, 0x10f800, 0x00000004, 0x00000004);
653	}
654
655	/* LP3 */
656	if (ram_mask(fuc, mr[5], 0x004, ram->base.mr[5]) != ram->base.mr[5])
657		ram_nsec(fuc, 1000);
658
659	if (ram->mode != 2) {
660		ram_mask(fuc, 0x10f830, 0x01000000, 0x01000000);
661		ram_mask(fuc, 0x10f830, 0x01000000, 0x00000000);
662	}
663
664	if (next->bios.ramcfg_11_07_02)
665		gk104_ram_train(fuc, 0x80020000, 0x01000000);
666
667	ram_unblock(fuc);
668
669	if (nvkm_device_engine(ram->base.fb->subdev.device, NVKM_ENGINE_DISP))
670		ram_wr32(fuc, 0x62c000, 0x0f0f0f00);
671
672	if (next->bios.rammap_11_08_01)
673		data = 0x00000800;
674	else
675		data = 0x00000000;
676	ram_mask(fuc, 0x10f200, 0x00000800, data);
677	ram_nuts(ram, 0x10f200, 0x18808800, data, 0x18808800);
678	return 0;
679}
680
681/*******************************************************************************
682 * DDR3
683 ******************************************************************************/
684
685static void
686nvkm_sddr3_dll_reset(struct gk104_ramfuc *fuc)
687{
688	ram_nuke(fuc, mr[0]);
689	ram_mask(fuc, mr[0], 0x100, 0x100);
690	ram_mask(fuc, mr[0], 0x100, 0x000);
691}
692
693static void
694nvkm_sddr3_dll_disable(struct gk104_ramfuc *fuc)
695{
696	u32 mr1_old = ram_rd32(fuc, mr[1]);
697
698	if (!(mr1_old & 0x1)) {
699		ram_mask(fuc, mr[1], 0x1, 0x1);
700		ram_nsec(fuc, 1000);
701	}
702}
703
704static int
705gk104_ram_calc_sddr3(struct gk104_ram *ram, u32 freq)
706{
707	struct gk104_ramfuc *fuc = &ram->fuc;
708	const u32 rcoef = ((  ram->P1 << 16) | (ram->N1 << 8) | ram->M1);
709	const u32 runk0 = ram->fN1 << 16;
710	const u32 runk1 = ram->fN1;
711	struct nvkm_ram_data *next = ram->base.next;
712	int vc = !next->bios.ramcfg_11_02_08;
713	int mv = !next->bios.ramcfg_11_02_04;
714	u32 mask, data;
715
716	ram_mask(fuc, 0x10f808, 0x40000000, 0x40000000);
717	ram_block(fuc);
718
719	if (nvkm_device_engine(ram->base.fb->subdev.device, NVKM_ENGINE_DISP))
720		ram_wr32(fuc, 0x62c000, 0x0f0f0000);
721
722	if (vc == 1 && ram_have(fuc, gpio2E)) {
723		u32 temp  = ram_mask(fuc, gpio2E, 0x3000, fuc->r_func2E[1]);
724		if (temp != ram_rd32(fuc, gpio2E)) {
725			ram_wr32(fuc, gpiotrig, 1);
726			ram_nsec(fuc, 20000);
727		}
728	}
729
730	ram_mask(fuc, 0x10f200, 0x00000800, 0x00000000);
731	if (next->bios.ramcfg_11_03_f0)
732		ram_mask(fuc, 0x10f808, 0x04000000, 0x04000000);
733
734	ram_wr32(fuc, 0x10f314, 0x00000001); /* PRECHARGE */
735
736	if (next->bios.ramcfg_DLLoff)
737		nvkm_sddr3_dll_disable(fuc);
738
739	ram_wr32(fuc, 0x10f210, 0x00000000); /* REFRESH_AUTO = 0 */
740	ram_wr32(fuc, 0x10f310, 0x00000001); /* REFRESH */
741	ram_mask(fuc, 0x10f200, 0x80000000, 0x80000000);
742	ram_wr32(fuc, 0x10f310, 0x00000001); /* REFRESH */
743	ram_mask(fuc, 0x10f200, 0x80000000, 0x00000000);
744	ram_nsec(fuc, 1000);
745
746	ram_wr32(fuc, 0x10f090, 0x00000060);
747	ram_wr32(fuc, 0x10f090, 0xc000007e);
748
749	/*XXX: there does appear to be some kind of condition here, simply
750	 *     modifying these bits in the vbios from the default pl0
751	 *     entries shows no change.  however, the data does appear to
752	 *     be correct and may be required for the transition back
753	 */
754	mask = 0x00010000;
755	data = 0x00010000;
756
757	if (1) {
758		mask |= 0x800807e0;
759		data |= 0x800807e0;
760		switch (next->bios.ramcfg_11_03_c0) {
761		case 3: data &= ~0x00000040; break;
762		case 2: data &= ~0x00000100; break;
763		case 1: data &= ~0x80000000; break;
764		case 0: data &= ~0x00000400; break;
765		}
766
767		switch (next->bios.ramcfg_11_03_30) {
768		case 3: data &= ~0x00000020; break;
769		case 2: data &= ~0x00000080; break;
770		case 1: data &= ~0x00080000; break;
771		case 0: data &= ~0x00000200; break;
772		}
773	}
774
775	if (next->bios.ramcfg_11_02_80)
776		mask |= 0x03000000;
777	if (next->bios.ramcfg_11_02_40)
778		mask |= 0x00002000;
779	if (next->bios.ramcfg_11_07_10)
780		mask |= 0x00004000;
781	if (next->bios.ramcfg_11_07_08)
782		mask |= 0x00000003;
783	else
784		mask |= 0x14000000;
785	ram_mask(fuc, 0x10f824, mask, data);
786
787	ram_mask(fuc, 0x132040, 0x00010000, 0x00000000);
788
789	ram_mask(fuc, 0x1373f4, 0x00000000, 0x00010010);
790	data  = ram_rd32(fuc, 0x1373ec) & ~0x00030000;
791	data |= next->bios.ramcfg_11_03_30 << 16;
792	ram_wr32(fuc, 0x1373ec, data);
793	ram_mask(fuc, 0x1373f4, 0x00000003, 0x00000000);
794	ram_mask(fuc, 0x1373f4, 0x00000010, 0x00000000);
795
796	/* (re)program refpll, if required */
797	if ((ram_rd32(fuc, 0x132024) & 0xffffffff) != rcoef ||
798	    (ram_rd32(fuc, 0x132034) & 0x0000ffff) != runk1) {
799		ram_mask(fuc, 0x132000, 0x00000001, 0x00000000);
800		ram_mask(fuc, 0x132020, 0x00000001, 0x00000000);
801		ram_wr32(fuc, 0x137320, 0x00000000);
802		ram_mask(fuc, 0x132030, 0xffff0000, runk0);
803		ram_mask(fuc, 0x132034, 0x0000ffff, runk1);
804		ram_wr32(fuc, 0x132024, rcoef);
805		ram_mask(fuc, 0x132028, 0x00080000, 0x00080000);
806		ram_mask(fuc, 0x132020, 0x00000001, 0x00000001);
807		ram_wait(fuc, 0x137390, 0x00020000, 0x00020000, 64000);
808		ram_mask(fuc, 0x132028, 0x00080000, 0x00000000);
809	}
810
811	ram_mask(fuc, 0x1373f4, 0x00000010, 0x00000010);
812	ram_mask(fuc, 0x1373f4, 0x00000003, 0x00000001);
813	ram_mask(fuc, 0x1373f4, 0x00010000, 0x00000000);
814
815	if (ram_have(fuc, gpioMV)) {
816		u32 temp  = ram_mask(fuc, gpioMV, 0x3000, fuc->r_funcMV[mv]);
817		if (temp != ram_rd32(fuc, gpioMV)) {
818			ram_wr32(fuc, gpiotrig, 1);
819			ram_nsec(fuc, 64000);
820		}
821	}
822
823	if (next->bios.ramcfg_11_02_40 ||
824	    next->bios.ramcfg_11_07_10) {
825		ram_mask(fuc, 0x132040, 0x00010000, 0x00010000);
826		ram_nsec(fuc, 20000);
827	}
828
829	if (ram->mode != 2) /*XXX*/ {
830		if (next->bios.ramcfg_11_07_40)
831			ram_mask(fuc, 0x10f670, 0x80000000, 0x80000000);
832	}
833
834	ram_wr32(fuc, 0x10f65c, 0x00000011 * next->bios.rammap_11_11_0c);
835	ram_wr32(fuc, 0x10f6b8, 0x01010101 * next->bios.ramcfg_11_09);
836	ram_wr32(fuc, 0x10f6bc, 0x01010101 * next->bios.ramcfg_11_09);
837
838	mask = 0x00010000;
839	data = 0x00000000;
840	if (!next->bios.ramcfg_11_02_80)
841		data |= 0x03000000;
842	if (!next->bios.ramcfg_11_02_40)
843		data |= 0x00002000;
844	if (!next->bios.ramcfg_11_07_10)
845		data |= 0x00004000;
846	if (!next->bios.ramcfg_11_07_08)
847		data |= 0x00000003;
848	else
849		data |= 0x14000000;
850	ram_mask(fuc, 0x10f824, mask, data);
851	ram_nsec(fuc, 1000);
852
853	if (next->bios.ramcfg_11_08_01)
854		data = 0x00100000;
855	else
856		data = 0x00000000;
857	ram_mask(fuc, 0x10f82c, 0x00100000, data);
858
859	/* PFB timing */
860	ram_mask(fuc, 0x10f248, 0xffffffff, next->bios.timing[10]);
861	ram_mask(fuc, 0x10f290, 0xffffffff, next->bios.timing[0]);
862	ram_mask(fuc, 0x10f294, 0xffffffff, next->bios.timing[1]);
863	ram_mask(fuc, 0x10f298, 0xffffffff, next->bios.timing[2]);
864	ram_mask(fuc, 0x10f29c, 0xffffffff, next->bios.timing[3]);
865	ram_mask(fuc, 0x10f2a0, 0xffffffff, next->bios.timing[4]);
866	ram_mask(fuc, 0x10f2a4, 0xffffffff, next->bios.timing[5]);
867	ram_mask(fuc, 0x10f2a8, 0xffffffff, next->bios.timing[6]);
868	ram_mask(fuc, 0x10f2ac, 0xffffffff, next->bios.timing[7]);
869	ram_mask(fuc, 0x10f2cc, 0xffffffff, next->bios.timing[8]);
870	ram_mask(fuc, 0x10f2e8, 0xffffffff, next->bios.timing[9]);
871
872	mask = 0x33f00000;
873	data = 0x00000000;
874	if (!next->bios.ramcfg_11_01_04)
875		data |= 0x20200000;
876	if (!next->bios.ramcfg_11_07_80)
877		data |= 0x12800000;
878	/*XXX: see note above about there probably being some condition
879	 *     for the 10f824 stuff that uses ramcfg 3...
880	 */
881	if (next->bios.ramcfg_11_03_f0) {
882		if (next->bios.rammap_11_08_0c) {
883			if (!next->bios.ramcfg_11_07_80)
884				mask |= 0x00000020;
885			else
886				data |= 0x00000020;
887			mask |= 0x08000004;
888		}
889		data |= 0x04000000;
890	} else {
891		mask |= 0x44000020;
892		data |= 0x08000004;
893	}
894
895	ram_mask(fuc, 0x10f808, mask, data);
896
897	ram_wr32(fuc, 0x10f870, 0x11111111 * next->bios.ramcfg_11_03_0f);
898
899	ram_mask(fuc, 0x10f250, 0x000003f0, next->bios.timing_20_2c_003f << 4);
900
901	data = (next->bios.timing[10] & 0x7f000000) >> 24;
902	if (data < next->bios.timing_20_2c_1fc0)
903		data = next->bios.timing_20_2c_1fc0;
904	ram_mask(fuc, 0x10f24c, 0x7f000000, data << 24);
905
906	ram_mask(fuc, 0x10f224, 0x001f0000, next->bios.timing_20_30_f8 << 16);
907
908	ram_wr32(fuc, 0x10f090, 0x4000007f);
909	ram_nsec(fuc, 1000);
910
911	ram_wr32(fuc, 0x10f314, 0x00000001); /* PRECHARGE */
912	ram_wr32(fuc, 0x10f310, 0x00000001); /* REFRESH */
913	ram_wr32(fuc, 0x10f210, 0x80000000); /* REFRESH_AUTO = 1 */
914	ram_nsec(fuc, 1000);
915
916	if (!next->bios.ramcfg_DLLoff) {
917		ram_mask(fuc, mr[1], 0x1, 0x0);
918		nvkm_sddr3_dll_reset(fuc);
919	}
920
921	ram_mask(fuc, mr[2], 0x00000fff, ram->base.mr[2]);
922	ram_mask(fuc, mr[1], 0xffffffff, ram->base.mr[1]);
923	ram_wr32(fuc, mr[0], ram->base.mr[0]);
924	ram_nsec(fuc, 1000);
925
926	if (!next->bios.ramcfg_DLLoff) {
927		nvkm_sddr3_dll_reset(fuc);
928		ram_nsec(fuc, 1000);
929	}
930
931	if (vc == 0 && ram_have(fuc, gpio2E)) {
932		u32 temp  = ram_mask(fuc, gpio2E, 0x3000, fuc->r_func2E[0]);
933		if (temp != ram_rd32(fuc, gpio2E)) {
934			ram_wr32(fuc, gpiotrig, 1);
935			ram_nsec(fuc, 20000);
936		}
937	}
938
939	if (ram->mode != 2) {
940		ram_mask(fuc, 0x10f830, 0x01000000, 0x01000000);
941		ram_mask(fuc, 0x10f830, 0x01000000, 0x00000000);
942	}
943
944	ram_mask(fuc, 0x10f200, 0x80000000, 0x80000000);
945	ram_wr32(fuc, 0x10f318, 0x00000001); /* NOP? */
946	ram_mask(fuc, 0x10f200, 0x80000000, 0x00000000);
947	ram_nsec(fuc, 1000);
948
949	ram_unblock(fuc);
950
951	if (nvkm_device_engine(ram->base.fb->subdev.device, NVKM_ENGINE_DISP))
952		ram_wr32(fuc, 0x62c000, 0x0f0f0f00);
953
954	if (next->bios.rammap_11_08_01)
955		data = 0x00000800;
956	else
957		data = 0x00000000;
958	ram_mask(fuc, 0x10f200, 0x00000800, data);
959	return 0;
960}
961
962/*******************************************************************************
963 * main hooks
964 ******************************************************************************/
965
966static int
967gk104_ram_calc_data(struct gk104_ram *ram, u32 khz, struct nvkm_ram_data *data)
968{
969	struct nvkm_subdev *subdev = &ram->base.fb->subdev;
970	struct nvkm_ram_data *cfg;
971	u32 mhz = khz / 1000;
972
973	list_for_each_entry(cfg, &ram->cfg, head) {
974		if (mhz >= cfg->bios.rammap_min &&
975		    mhz <= cfg->bios.rammap_max) {
976			*data = *cfg;
977			data->freq = khz;
978			return 0;
979		}
980	}
981
982	nvkm_error(subdev, "ramcfg data for %dMHz not found\n", mhz);
983	return -EINVAL;
984}
985
986static int
987gk104_calc_pll_output(int fN, int M, int N, int P, int clk)
988{
989	return ((clk * N) + (((u16)(fN + 4096) * clk) >> 13)) / (M * P);
990}
991
992static int
993gk104_pll_calc_hiclk(int target_khz, int crystal,
994		int *N1, int *fN1, int *M1, int *P1,
995		int *N2, int *M2, int *P2)
996{
997	int best_err = target_khz, p_ref, n_ref;
998	bool upper = false;
999
1000	*M1 = 1;
1001	/* M has to be 1, otherwise it gets unstable */
1002	*M2 = 1;
1003	/* can be 1 or 2, sticking with 1 for simplicity */
1004	*P2 = 1;
1005
1006	for (p_ref = 0x7; p_ref >= 0x5; --p_ref) {
1007		for (n_ref = 0x25; n_ref <= 0x2b; ++n_ref) {
1008			int cur_N, cur_clk, cur_err;
1009
1010			cur_clk = gk104_calc_pll_output(0, 1, n_ref, p_ref, crystal);
1011			cur_N = target_khz / cur_clk;
1012			cur_err = target_khz
1013				- gk104_calc_pll_output(0xf000, 1, cur_N, 1, cur_clk);
1014
1015			/* we found a better combination */
1016			if (cur_err < best_err) {
1017				best_err = cur_err;
1018				*N2 = cur_N;
1019				*N1 = n_ref;
1020				*P1 = p_ref;
1021				upper = false;
1022			}
1023
1024			cur_N += 1;
1025			cur_err = gk104_calc_pll_output(0xf000, 1, cur_N, 1, cur_clk)
1026				- target_khz;
1027			if (cur_err < best_err) {
1028				best_err = cur_err;
1029				*N2 = cur_N;
1030				*N1 = n_ref;
1031				*P1 = p_ref;
1032				upper = true;
1033			}
1034		}
1035	}
1036
1037	/* adjust fN to get closer to the target clock */
1038	*fN1 = (u16)((((best_err / *N2 * *P2) * (*P1 * *M1)) << 13) / crystal);
1039	if (upper)
1040		*fN1 = (u16)(1 - *fN1);
1041
1042	return gk104_calc_pll_output(*fN1, 1, *N1, *P1, crystal);
1043}
1044
1045static int
1046gk104_ram_calc_xits(struct gk104_ram *ram, struct nvkm_ram_data *next)
1047{
1048	struct gk104_ramfuc *fuc = &ram->fuc;
1049	struct nvkm_subdev *subdev = &ram->base.fb->subdev;
1050	int refclk, i;
1051	int ret;
1052
1053	ret = ram_init(fuc, ram->base.fb);
1054	if (ret)
1055		return ret;
1056
1057	ram->mode = (next->freq > fuc->refpll.vco1.max_freq) ? 2 : 1;
1058	ram->from = ram_rd32(fuc, 0x1373f4) & 0x0000000f;
1059
1060	/* XXX: this is *not* what nvidia do.  on fermi nvidia generally
1061	 * select, based on some unknown condition, one of the two possible
1062	 * reference frequencies listed in the vbios table for mempll and
1063	 * program refpll to that frequency.
1064	 *
1065	 * so far, i've seen very weird values being chosen by nvidia on
1066	 * kepler boards, no idea how/why they're chosen.
1067	 */
1068	refclk = next->freq;
1069	if (ram->mode == 2) {
1070		ret = gk104_pll_calc_hiclk(next->freq, subdev->device->crystal,
1071				&ram->N1, &ram->fN1, &ram->M1, &ram->P1,
1072				&ram->N2, &ram->M2, &ram->P2);
1073		fuc->mempll.refclk = ret;
1074		if (ret <= 0) {
1075			nvkm_error(subdev, "unable to calc plls\n");
1076			return -EINVAL;
1077		}
1078		nvkm_debug(subdev, "successfully calced PLLs for clock %i kHz"
1079				" (refclock: %i kHz)\n", next->freq, ret);
1080	} else {
1081		/* calculate refpll coefficients */
1082		ret = gt215_pll_calc(subdev, &fuc->refpll, refclk, &ram->N1,
1083				     &ram->fN1, &ram->M1, &ram->P1);
1084		fuc->mempll.refclk = ret;
1085		if (ret <= 0) {
1086			nvkm_error(subdev, "unable to calc refpll\n");
1087			return -EINVAL;
1088		}
1089	}
1090
1091	for (i = 0; i < ARRAY_SIZE(fuc->r_mr); i++) {
1092		if (ram_have(fuc, mr[i]))
1093			ram->base.mr[i] = ram_rd32(fuc, mr[i]);
1094	}
1095	ram->base.freq = next->freq;
1096
1097	switch (ram->base.type) {
1098	case NVKM_RAM_TYPE_DDR3:
1099		ret = nvkm_sddr3_calc(&ram->base);
1100		if (ret == 0)
1101			ret = gk104_ram_calc_sddr3(ram, next->freq);
1102		break;
1103	case NVKM_RAM_TYPE_GDDR5:
1104		ret = nvkm_gddr5_calc(&ram->base, ram->pnuts != 0);
1105		if (ret == 0)
1106			ret = gk104_ram_calc_gddr5(ram, next->freq);
1107		break;
1108	default:
1109		ret = -ENOSYS;
1110		break;
1111	}
1112
1113	return ret;
1114}
1115
1116int
1117gk104_ram_calc(struct nvkm_ram *base, u32 freq)
1118{
1119	struct gk104_ram *ram = gk104_ram(base);
1120	struct nvkm_clk *clk = ram->base.fb->subdev.device->clk;
1121	struct nvkm_ram_data *xits = &ram->base.xition;
1122	struct nvkm_ram_data *copy;
1123	int ret;
1124
1125	if (ram->base.next == NULL) {
1126		ret = gk104_ram_calc_data(ram,
1127					  nvkm_clk_read(clk, nv_clk_src_mem),
1128					  &ram->base.former);
1129		if (ret)
1130			return ret;
1131
1132		ret = gk104_ram_calc_data(ram, freq, &ram->base.target);
1133		if (ret)
1134			return ret;
1135
1136		if (ram->base.target.freq < ram->base.former.freq) {
1137			*xits = ram->base.target;
1138			copy = &ram->base.former;
1139		} else {
1140			*xits = ram->base.former;
1141			copy = &ram->base.target;
1142		}
1143
1144		xits->bios.ramcfg_11_02_04 = copy->bios.ramcfg_11_02_04;
1145		xits->bios.ramcfg_11_02_03 = copy->bios.ramcfg_11_02_03;
1146		xits->bios.timing_20_30_07 = copy->bios.timing_20_30_07;
1147
1148		ram->base.next = &ram->base.target;
1149		if (memcmp(xits, &ram->base.former, sizeof(xits->bios)))
1150			ram->base.next = &ram->base.xition;
1151	} else {
1152		BUG_ON(ram->base.next != &ram->base.xition);
1153		ram->base.next = &ram->base.target;
1154	}
1155
1156	return gk104_ram_calc_xits(ram, ram->base.next);
1157}
1158
1159static void
1160gk104_ram_prog_0(struct gk104_ram *ram, u32 freq)
1161{
1162	struct nvkm_device *device = ram->base.fb->subdev.device;
1163	struct nvkm_ram_data *cfg;
1164	u32 mhz = freq / 1000;
1165	u32 mask, data;
1166
1167	list_for_each_entry(cfg, &ram->cfg, head) {
1168		if (mhz >= cfg->bios.rammap_min &&
1169		    mhz <= cfg->bios.rammap_max)
1170			break;
1171	}
1172
1173	if (&cfg->head == &ram->cfg)
1174		return;
1175
1176	if (mask = 0, data = 0, ram->diff.rammap_11_0a_03fe) {
1177		data |= cfg->bios.rammap_11_0a_03fe << 12;
1178		mask |= 0x001ff000;
1179	}
1180	if (ram->diff.rammap_11_09_01ff) {
1181		data |= cfg->bios.rammap_11_09_01ff;
1182		mask |= 0x000001ff;
1183	}
1184	nvkm_mask(device, 0x10f468, mask, data);
1185
1186	if (mask = 0, data = 0, ram->diff.rammap_11_0a_0400) {
1187		data |= cfg->bios.rammap_11_0a_0400;
1188		mask |= 0x00000001;
1189	}
1190	nvkm_mask(device, 0x10f420, mask, data);
1191
1192	if (mask = 0, data = 0, ram->diff.rammap_11_0a_0800) {
1193		data |= cfg->bios.rammap_11_0a_0800;
1194		mask |= 0x00000001;
1195	}
1196	nvkm_mask(device, 0x10f430, mask, data);
1197
1198	if (mask = 0, data = 0, ram->diff.rammap_11_0b_01f0) {
1199		data |= cfg->bios.rammap_11_0b_01f0;
1200		mask |= 0x0000001f;
1201	}
1202	nvkm_mask(device, 0x10f400, mask, data);
1203
1204	if (mask = 0, data = 0, ram->diff.rammap_11_0b_0200) {
1205		data |= cfg->bios.rammap_11_0b_0200 << 9;
1206		mask |= 0x00000200;
1207	}
1208	nvkm_mask(device, 0x10f410, mask, data);
1209
1210	if (mask = 0, data = 0, ram->diff.rammap_11_0d) {
1211		data |= cfg->bios.rammap_11_0d << 16;
1212		mask |= 0x00ff0000;
1213	}
1214	if (ram->diff.rammap_11_0f) {
1215		data |= cfg->bios.rammap_11_0f << 8;
1216		mask |= 0x0000ff00;
1217	}
1218	nvkm_mask(device, 0x10f440, mask, data);
1219
1220	if (mask = 0, data = 0, ram->diff.rammap_11_0e) {
1221		data |= cfg->bios.rammap_11_0e << 8;
1222		mask |= 0x0000ff00;
1223	}
1224	if (ram->diff.rammap_11_0b_0800) {
1225		data |= cfg->bios.rammap_11_0b_0800 << 7;
1226		mask |= 0x00000080;
1227	}
1228	if (ram->diff.rammap_11_0b_0400) {
1229		data |= cfg->bios.rammap_11_0b_0400 << 5;
1230		mask |= 0x00000020;
1231	}
1232	nvkm_mask(device, 0x10f444, mask, data);
1233}
1234
1235int
1236gk104_ram_prog(struct nvkm_ram *base)
1237{
1238	struct gk104_ram *ram = gk104_ram(base);
1239	struct gk104_ramfuc *fuc = &ram->fuc;
1240	struct nvkm_device *device = ram->base.fb->subdev.device;
1241	struct nvkm_ram_data *next = ram->base.next;
1242
1243	if (!nvkm_boolopt(device->cfgopt, "NvMemExec", true)) {
1244		ram_exec(fuc, false);
1245		return (ram->base.next == &ram->base.xition);
1246	}
1247
1248	gk104_ram_prog_0(ram, 1000);
1249	ram_exec(fuc, true);
1250	gk104_ram_prog_0(ram, next->freq);
1251
1252	return (ram->base.next == &ram->base.xition);
1253}
1254
1255void
1256gk104_ram_tidy(struct nvkm_ram *base)
1257{
1258	struct gk104_ram *ram = gk104_ram(base);
1259	ram->base.next = NULL;
1260	ram_exec(&ram->fuc, false);
1261}
1262
1263struct gk104_ram_train {
1264	u16 mask;
1265	struct nvbios_M0209S remap;
1266	struct nvbios_M0209S type00;
1267	struct nvbios_M0209S type01;
1268	struct nvbios_M0209S type04;
1269	struct nvbios_M0209S type06;
1270	struct nvbios_M0209S type07;
1271	struct nvbios_M0209S type08;
1272	struct nvbios_M0209S type09;
1273};
1274
1275static int
1276gk104_ram_train_type(struct nvkm_ram *ram, int i, u8 ramcfg,
1277		     struct gk104_ram_train *train)
1278{
1279	struct nvkm_bios *bios = ram->fb->subdev.device->bios;
1280	struct nvbios_M0205E M0205E;
1281	struct nvbios_M0205S M0205S;
1282	struct nvbios_M0209E M0209E;
1283	struct nvbios_M0209S *remap = &train->remap;
1284	struct nvbios_M0209S *value;
1285	u8  ver, hdr, cnt, len;
1286	u32 data;
1287
1288	/* determine type of data for this index */
1289	if (!(data = nvbios_M0205Ep(bios, i, &ver, &hdr, &cnt, &len, &M0205E)))
1290		return -ENOENT;
1291
1292	switch (M0205E.type) {
1293	case 0x00: value = &train->type00; break;
1294	case 0x01: value = &train->type01; break;
1295	case 0x04: value = &train->type04; break;
1296	case 0x06: value = &train->type06; break;
1297	case 0x07: value = &train->type07; break;
1298	case 0x08: value = &train->type08; break;
1299	case 0x09: value = &train->type09; break;
1300	default:
1301		return 0;
1302	}
1303
1304	/* training data index determined by ramcfg strap */
1305	if (!(data = nvbios_M0205Sp(bios, i, ramcfg, &ver, &hdr, &M0205S)))
1306		return -EINVAL;
1307	i = M0205S.data;
1308
1309	/* training data format information */
1310	if (!(data = nvbios_M0209Ep(bios, i, &ver, &hdr, &cnt, &len, &M0209E)))
1311		return -EINVAL;
1312
1313	/* ... and the raw data */
1314	if (!(data = nvbios_M0209Sp(bios, i, 0, &ver, &hdr, value)))
1315		return -EINVAL;
1316
1317	if (M0209E.v02_07 == 2) {
1318		/* of course! why wouldn't we have a pointer to another entry
1319		 * in the same table, and use the first one as an array of
1320		 * remap indices...
1321		 */
1322		if (!(data = nvbios_M0209Sp(bios, M0209E.v03, 0, &ver, &hdr,
1323					    remap)))
1324			return -EINVAL;
1325
1326		for (i = 0; i < ARRAY_SIZE(value->data); i++)
1327			value->data[i] = remap->data[value->data[i]];
1328	} else
1329	if (M0209E.v02_07 != 1)
1330		return -EINVAL;
1331
1332	train->mask |= 1 << M0205E.type;
1333	return 0;
1334}
1335
1336static int
1337gk104_ram_train_init_0(struct nvkm_ram *ram, struct gk104_ram_train *train)
1338{
1339	struct nvkm_subdev *subdev = &ram->fb->subdev;
1340	struct nvkm_device *device = subdev->device;
1341	int i, j;
1342
1343	if ((train->mask & 0x03d3) != 0x03d3) {
1344		nvkm_warn(subdev, "missing link training data\n");
1345		return -EINVAL;
1346	}
1347
1348	for (i = 0; i < 0x30; i++) {
1349		for (j = 0; j < 8; j += 4) {
1350			nvkm_wr32(device, 0x10f968 + j, 0x00000000 | (i << 8));
1351			nvkm_wr32(device, 0x10f920 + j, 0x00000000 |
1352						   train->type08.data[i] << 4 |
1353						   train->type06.data[i]);
1354			nvkm_wr32(device, 0x10f918 + j, train->type00.data[i]);
1355			nvkm_wr32(device, 0x10f920 + j, 0x00000100 |
1356						   train->type09.data[i] << 4 |
1357						   train->type07.data[i]);
1358			nvkm_wr32(device, 0x10f918 + j, train->type01.data[i]);
1359		}
1360	}
1361
1362	for (j = 0; j < 8; j += 4) {
1363		for (i = 0; i < 0x100; i++) {
1364			nvkm_wr32(device, 0x10f968 + j, i);
1365			nvkm_wr32(device, 0x10f900 + j, train->type04.data[i]);
1366		}
1367	}
1368
1369	return 0;
1370}
1371
1372static int
1373gk104_ram_train_init(struct nvkm_ram *ram)
1374{
1375	u8 ramcfg = nvbios_ramcfg_index(&ram->fb->subdev);
1376	struct gk104_ram_train *train;
1377	int ret, i;
1378
1379	if (!(train = kzalloc(sizeof(*train), GFP_KERNEL)))
1380		return -ENOMEM;
1381
1382	for (i = 0; i < 0x100; i++) {
1383		ret = gk104_ram_train_type(ram, i, ramcfg, train);
1384		if (ret && ret != -ENOENT)
1385			break;
1386	}
1387
1388	switch (ram->type) {
1389	case NVKM_RAM_TYPE_GDDR5:
1390		ret = gk104_ram_train_init_0(ram, train);
1391		break;
1392	default:
1393		ret = 0;
1394		break;
1395	}
1396
1397	kfree(train);
1398	return ret;
1399}
1400
1401int
1402gk104_ram_init(struct nvkm_ram *ram)
1403{
1404	struct nvkm_subdev *subdev = &ram->fb->subdev;
1405	struct nvkm_device *device = subdev->device;
1406	struct nvkm_bios *bios = device->bios;
1407	u8  ver, hdr, cnt, len, snr, ssz;
1408	u32 data, save;
1409	int i;
1410
1411	/* run a bunch of tables from rammap table.  there's actually
1412	 * individual pointers for each rammap entry too, but, nvidia
1413	 * seem to just run the last two entries' scripts early on in
1414	 * their init, and never again.. we'll just run 'em all once
1415	 * for now.
1416	 *
1417	 * i strongly suspect that each script is for a separate mode
1418	 * (likely selected by 0x10f65c's lower bits?), and the
1419	 * binary driver skips the one that's already been setup by
1420	 * the init tables.
1421	 */
1422	data = nvbios_rammapTe(bios, &ver, &hdr, &cnt, &len, &snr, &ssz);
1423	if (!data || hdr < 0x15)
1424		return -EINVAL;
1425
1426	cnt  = nvbios_rd08(bios, data + 0x14); /* guess at count */
1427	data = nvbios_rd32(bios, data + 0x10); /* guess u32... */
1428	save = nvkm_rd32(device, 0x10f65c) & 0x000000f0;
1429	for (i = 0; i < cnt; i++, data += 4) {
1430		if (i != save >> 4) {
1431			nvkm_mask(device, 0x10f65c, 0x000000f0, i << 4);
1432			nvbios_init(subdev, nvbios_rd32(bios, data));
1433		}
1434	}
1435	nvkm_mask(device, 0x10f65c, 0x000000f0, save);
1436	nvkm_mask(device, 0x10f584, 0x11000000, 0x00000000);
1437	nvkm_wr32(device, 0x10ecc0, 0xffffffff);
1438	nvkm_mask(device, 0x10f160, 0x00000010, 0x00000010);
1439
1440	return gk104_ram_train_init(ram);
1441}
1442
1443static int
1444gk104_ram_ctor_data(struct gk104_ram *ram, u8 ramcfg, int i)
1445{
1446	struct nvkm_bios *bios = ram->base.fb->subdev.device->bios;
1447	struct nvkm_ram_data *cfg;
1448	struct nvbios_ramcfg *d = &ram->diff;
1449	struct nvbios_ramcfg *p, *n;
1450	u8  ver, hdr, cnt, len;
1451	u32 data;
1452	int ret;
1453
1454	if (!(cfg = kmalloc(sizeof(*cfg), GFP_KERNEL)))
1455		return -ENOMEM;
1456	p = &list_last_entry(&ram->cfg, typeof(*cfg), head)->bios;
1457	n = &cfg->bios;
1458
1459	/* memory config data for a range of target frequencies */
1460	data = nvbios_rammapEp(bios, i, &ver, &hdr, &cnt, &len, &cfg->bios);
1461	if (ret = -ENOENT, !data)
1462		goto done;
1463	if (ret = -ENOSYS, ver != 0x11 || hdr < 0x12)
1464		goto done;
1465
1466	/* ... and a portion specific to the attached memory */
1467	data = nvbios_rammapSp(bios, data, ver, hdr, cnt, len, ramcfg,
1468			       &ver, &hdr, &cfg->bios);
1469	if (ret = -EINVAL, !data)
1470		goto done;
1471	if (ret = -ENOSYS, ver != 0x11 || hdr < 0x0a)
1472		goto done;
1473
1474	/* lookup memory timings, if bios says they're present */
1475	if (cfg->bios.ramcfg_timing != 0xff) {
1476		data = nvbios_timingEp(bios, cfg->bios.ramcfg_timing,
1477				       &ver, &hdr, &cnt, &len,
1478				       &cfg->bios);
1479		if (ret = -EINVAL, !data)
1480			goto done;
1481		if (ret = -ENOSYS, ver != 0x20 || hdr < 0x33)
1482			goto done;
1483	}
1484
1485	list_add_tail(&cfg->head, &ram->cfg);
1486	if (ret = 0, i == 0)
1487		goto done;
1488
1489	d->rammap_11_0a_03fe |= p->rammap_11_0a_03fe != n->rammap_11_0a_03fe;
1490	d->rammap_11_09_01ff |= p->rammap_11_09_01ff != n->rammap_11_09_01ff;
1491	d->rammap_11_0a_0400 |= p->rammap_11_0a_0400 != n->rammap_11_0a_0400;
1492	d->rammap_11_0a_0800 |= p->rammap_11_0a_0800 != n->rammap_11_0a_0800;
1493	d->rammap_11_0b_01f0 |= p->rammap_11_0b_01f0 != n->rammap_11_0b_01f0;
1494	d->rammap_11_0b_0200 |= p->rammap_11_0b_0200 != n->rammap_11_0b_0200;
1495	d->rammap_11_0d |= p->rammap_11_0d != n->rammap_11_0d;
1496	d->rammap_11_0f |= p->rammap_11_0f != n->rammap_11_0f;
1497	d->rammap_11_0e |= p->rammap_11_0e != n->rammap_11_0e;
1498	d->rammap_11_0b_0800 |= p->rammap_11_0b_0800 != n->rammap_11_0b_0800;
1499	d->rammap_11_0b_0400 |= p->rammap_11_0b_0400 != n->rammap_11_0b_0400;
1500	d->ramcfg_11_01_01 |= p->ramcfg_11_01_01 != n->ramcfg_11_01_01;
1501	d->ramcfg_11_01_02 |= p->ramcfg_11_01_02 != n->ramcfg_11_01_02;
1502	d->ramcfg_11_01_10 |= p->ramcfg_11_01_10 != n->ramcfg_11_01_10;
1503	d->ramcfg_11_02_03 |= p->ramcfg_11_02_03 != n->ramcfg_11_02_03;
1504	d->ramcfg_11_08_20 |= p->ramcfg_11_08_20 != n->ramcfg_11_08_20;
1505	d->timing_20_30_07 |= p->timing_20_30_07 != n->timing_20_30_07;
1506done:
1507	if (ret)
1508		kfree(cfg);
1509	return ret;
1510}
1511
1512void *
1513gk104_ram_dtor(struct nvkm_ram *base)
1514{
1515	struct gk104_ram *ram = gk104_ram(base);
1516	struct nvkm_ram_data *cfg, *tmp;
1517
1518	list_for_each_entry_safe(cfg, tmp, &ram->cfg, head) {
1519		kfree(cfg);
1520	}
1521
1522	return ram;
1523}
1524
1525int
1526gk104_ram_new_(const struct nvkm_ram_func *func, struct nvkm_fb *fb,
1527	       struct nvkm_ram **pram)
1528{
1529	struct nvkm_subdev *subdev = &fb->subdev;
1530	struct nvkm_device *device = subdev->device;
1531	struct nvkm_bios *bios = device->bios;
1532	struct dcb_gpio_func gpio;
1533	struct gk104_ram *ram;
1534	int ret, i;
1535	u8  ramcfg = nvbios_ramcfg_index(subdev);
1536	u32 tmp;
1537
1538	if (!(ram = kzalloc(sizeof(*ram), GFP_KERNEL)))
1539		return -ENOMEM;
1540	*pram = &ram->base;
1541
1542	ret = gf100_ram_ctor(func, fb, &ram->base);
1543	if (ret)
1544		return ret;
1545
1546	INIT_LIST_HEAD(&ram->cfg);
1547
1548	/* calculate a mask of differently configured memory partitions,
1549	 * because, of course reclocking wasn't complicated enough
1550	 * already without having to treat some of them differently to
1551	 * the others....
1552	 */
1553	ram->parts = nvkm_rd32(device, 0x022438);
1554	ram->pmask = nvkm_rd32(device, 0x022554);
1555	ram->pnuts = 0;
1556	for (i = 0, tmp = 0; i < ram->parts; i++) {
1557		if (!(ram->pmask & (1 << i))) {
1558			u32 cfg1 = nvkm_rd32(device, 0x110204 + (i * 0x1000));
1559			if (tmp && tmp != cfg1) {
1560				ram->pnuts |= (1 << i);
1561				continue;
1562			}
1563			tmp = cfg1;
1564		}
1565	}
1566
1567	/* parse bios data for all rammap table entries up-front, and
1568	 * build information on whether certain fields differ between
1569	 * any of the entries.
1570	 *
1571	 * the binary driver appears to completely ignore some fields
1572	 * when all entries contain the same value.  at first, it was
1573	 * hoped that these were mere optimisations and the bios init
1574	 * tables had configured as per the values here, but there is
1575	 * evidence now to suggest that this isn't the case and we do
1576	 * need to treat this condition as a "don't touch" indicator.
1577	 */
1578	for (i = 0; !ret; i++) {
1579		ret = gk104_ram_ctor_data(ram, ramcfg, i);
1580		if (ret && ret != -ENOENT) {
1581			nvkm_error(subdev, "failed to parse ramcfg data\n");
1582			return ret;
1583		}
1584	}
1585
1586	/* parse bios data for both pll's */
1587	ret = nvbios_pll_parse(bios, 0x0c, &ram->fuc.refpll);
1588	if (ret) {
1589		nvkm_error(subdev, "mclk refpll data not found\n");
1590		return ret;
1591	}
1592
1593	ret = nvbios_pll_parse(bios, 0x04, &ram->fuc.mempll);
1594	if (ret) {
1595		nvkm_error(subdev, "mclk pll data not found\n");
1596		return ret;
1597	}
1598
1599	/* lookup memory voltage gpios */
1600	ret = nvkm_gpio_find(device->gpio, 0, 0x18, DCB_GPIO_UNUSED, &gpio);
1601	if (ret == 0) {
1602		ram->fuc.r_gpioMV = ramfuc_reg(0x00d610 + (gpio.line * 0x04));
1603		ram->fuc.r_funcMV[0] = (gpio.log[0] ^ 2) << 12;
1604		ram->fuc.r_funcMV[1] = (gpio.log[1] ^ 2) << 12;
1605	}
1606
1607	ret = nvkm_gpio_find(device->gpio, 0, 0x2e, DCB_GPIO_UNUSED, &gpio);
1608	if (ret == 0) {
1609		ram->fuc.r_gpio2E = ramfuc_reg(0x00d610 + (gpio.line * 0x04));
1610		ram->fuc.r_func2E[0] = (gpio.log[0] ^ 2) << 12;
1611		ram->fuc.r_func2E[1] = (gpio.log[1] ^ 2) << 12;
1612	}
1613
1614	ram->fuc.r_gpiotrig = ramfuc_reg(0x00d604);
1615
1616	ram->fuc.r_0x132020 = ramfuc_reg(0x132020);
1617	ram->fuc.r_0x132028 = ramfuc_reg(0x132028);
1618	ram->fuc.r_0x132024 = ramfuc_reg(0x132024);
1619	ram->fuc.r_0x132030 = ramfuc_reg(0x132030);
1620	ram->fuc.r_0x132034 = ramfuc_reg(0x132034);
1621	ram->fuc.r_0x132000 = ramfuc_reg(0x132000);
1622	ram->fuc.r_0x132004 = ramfuc_reg(0x132004);
1623	ram->fuc.r_0x132040 = ramfuc_reg(0x132040);
1624
1625	ram->fuc.r_0x10f248 = ramfuc_reg(0x10f248);
1626	ram->fuc.r_0x10f290 = ramfuc_reg(0x10f290);
1627	ram->fuc.r_0x10f294 = ramfuc_reg(0x10f294);
1628	ram->fuc.r_0x10f298 = ramfuc_reg(0x10f298);
1629	ram->fuc.r_0x10f29c = ramfuc_reg(0x10f29c);
1630	ram->fuc.r_0x10f2a0 = ramfuc_reg(0x10f2a0);
1631	ram->fuc.r_0x10f2a4 = ramfuc_reg(0x10f2a4);
1632	ram->fuc.r_0x10f2a8 = ramfuc_reg(0x10f2a8);
1633	ram->fuc.r_0x10f2ac = ramfuc_reg(0x10f2ac);
1634	ram->fuc.r_0x10f2cc = ramfuc_reg(0x10f2cc);
1635	ram->fuc.r_0x10f2e8 = ramfuc_reg(0x10f2e8);
1636	ram->fuc.r_0x10f250 = ramfuc_reg(0x10f250);
1637	ram->fuc.r_0x10f24c = ramfuc_reg(0x10f24c);
1638	ram->fuc.r_0x10fec4 = ramfuc_reg(0x10fec4);
1639	ram->fuc.r_0x10fec8 = ramfuc_reg(0x10fec8);
1640	ram->fuc.r_0x10f604 = ramfuc_reg(0x10f604);
1641	ram->fuc.r_0x10f614 = ramfuc_reg(0x10f614);
1642	ram->fuc.r_0x10f610 = ramfuc_reg(0x10f610);
1643	ram->fuc.r_0x100770 = ramfuc_reg(0x100770);
1644	ram->fuc.r_0x100778 = ramfuc_reg(0x100778);
1645	ram->fuc.r_0x10f224 = ramfuc_reg(0x10f224);
1646
1647	ram->fuc.r_0x10f870 = ramfuc_reg(0x10f870);
1648	ram->fuc.r_0x10f698 = ramfuc_reg(0x10f698);
1649	ram->fuc.r_0x10f694 = ramfuc_reg(0x10f694);
1650	ram->fuc.r_0x10f6b8 = ramfuc_reg(0x10f6b8);
1651	ram->fuc.r_0x10f808 = ramfuc_reg(0x10f808);
1652	ram->fuc.r_0x10f670 = ramfuc_reg(0x10f670);
1653	ram->fuc.r_0x10f60c = ramfuc_reg(0x10f60c);
1654	ram->fuc.r_0x10f830 = ramfuc_reg(0x10f830);
1655	ram->fuc.r_0x1373ec = ramfuc_reg(0x1373ec);
1656	ram->fuc.r_0x10f800 = ramfuc_reg(0x10f800);
1657	ram->fuc.r_0x10f82c = ramfuc_reg(0x10f82c);
1658
1659	ram->fuc.r_0x10f978 = ramfuc_reg(0x10f978);
1660	ram->fuc.r_0x10f910 = ramfuc_reg(0x10f910);
1661	ram->fuc.r_0x10f914 = ramfuc_reg(0x10f914);
1662
1663	switch (ram->base.type) {
1664	case NVKM_RAM_TYPE_GDDR5:
1665		ram->fuc.r_mr[0] = ramfuc_reg(0x10f300);
1666		ram->fuc.r_mr[1] = ramfuc_reg(0x10f330);
1667		ram->fuc.r_mr[2] = ramfuc_reg(0x10f334);
1668		ram->fuc.r_mr[3] = ramfuc_reg(0x10f338);
1669		ram->fuc.r_mr[4] = ramfuc_reg(0x10f33c);
1670		ram->fuc.r_mr[5] = ramfuc_reg(0x10f340);
1671		ram->fuc.r_mr[6] = ramfuc_reg(0x10f344);
1672		ram->fuc.r_mr[7] = ramfuc_reg(0x10f348);
1673		ram->fuc.r_mr[8] = ramfuc_reg(0x10f354);
1674		ram->fuc.r_mr[15] = ramfuc_reg(0x10f34c);
1675		break;
1676	case NVKM_RAM_TYPE_DDR3:
1677		ram->fuc.r_mr[0] = ramfuc_reg(0x10f300);
1678		ram->fuc.r_mr[1] = ramfuc_reg(0x10f304);
1679		ram->fuc.r_mr[2] = ramfuc_reg(0x10f320);
1680		break;
1681	default:
1682		break;
1683	}
1684
1685	ram->fuc.r_0x62c000 = ramfuc_reg(0x62c000);
1686	ram->fuc.r_0x10f200 = ramfuc_reg(0x10f200);
1687	ram->fuc.r_0x10f210 = ramfuc_reg(0x10f210);
1688	ram->fuc.r_0x10f310 = ramfuc_reg(0x10f310);
1689	ram->fuc.r_0x10f314 = ramfuc_reg(0x10f314);
1690	ram->fuc.r_0x10f318 = ramfuc_reg(0x10f318);
1691	ram->fuc.r_0x10f090 = ramfuc_reg(0x10f090);
1692	ram->fuc.r_0x10f69c = ramfuc_reg(0x10f69c);
1693	ram->fuc.r_0x10f824 = ramfuc_reg(0x10f824);
1694	ram->fuc.r_0x1373f0 = ramfuc_reg(0x1373f0);
1695	ram->fuc.r_0x1373f4 = ramfuc_reg(0x1373f4);
1696	ram->fuc.r_0x137320 = ramfuc_reg(0x137320);
1697	ram->fuc.r_0x10f65c = ramfuc_reg(0x10f65c);
1698	ram->fuc.r_0x10f6bc = ramfuc_reg(0x10f6bc);
1699	ram->fuc.r_0x100710 = ramfuc_reg(0x100710);
1700	ram->fuc.r_0x100750 = ramfuc_reg(0x100750);
1701	return 0;
1702}
1703
1704static const struct nvkm_ram_func
1705gk104_ram = {
1706	.upper = 0x0200000000ULL,
1707	.probe_fbp = gf100_ram_probe_fbp,
1708	.probe_fbp_amount = gf108_ram_probe_fbp_amount,
1709	.probe_fbpa_amount = gf100_ram_probe_fbpa_amount,
1710	.dtor = gk104_ram_dtor,
1711	.init = gk104_ram_init,
1712	.calc = gk104_ram_calc,
1713	.prog = gk104_ram_prog,
1714	.tidy = gk104_ram_tidy,
1715};
1716
1717int
1718gk104_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram)
1719{
1720	return gk104_ram_new_(&gk104_ram, fb, pram);
1721}
1722