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v6.13.7
   1/*
   2 * Copyright 2010 Advanced Micro Devices, 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: Alex Deucher
  23 */
  24
  25#include <linux/firmware.h>
  26#include <linux/module.h>
  27#include <linux/pci.h>
  28#include <linux/slab.h>
  29
  30#include <drm/radeon_drm.h>
  31
  32#include "atom.h"
  33#include "cayman_blit_shaders.h"
  34#include "clearstate_cayman.h"
  35#include "evergreen.h"
  36#include "ni.h"
  37#include "ni_reg.h"
  38#include "nid.h"
  39#include "radeon.h"
  40#include "radeon_asic.h"
  41#include "radeon_audio.h"
  42#include "radeon_ucode.h"
  43
  44/*
  45 * Indirect registers accessor
  46 */
  47u32 tn_smc_rreg(struct radeon_device *rdev, u32 reg)
  48{
  49	unsigned long flags;
  50	u32 r;
  51
  52	spin_lock_irqsave(&rdev->smc_idx_lock, flags);
  53	WREG32(TN_SMC_IND_INDEX_0, (reg));
  54	r = RREG32(TN_SMC_IND_DATA_0);
  55	spin_unlock_irqrestore(&rdev->smc_idx_lock, flags);
  56	return r;
  57}
  58
  59void tn_smc_wreg(struct radeon_device *rdev, u32 reg, u32 v)
  60{
  61	unsigned long flags;
  62
  63	spin_lock_irqsave(&rdev->smc_idx_lock, flags);
  64	WREG32(TN_SMC_IND_INDEX_0, (reg));
  65	WREG32(TN_SMC_IND_DATA_0, (v));
  66	spin_unlock_irqrestore(&rdev->smc_idx_lock, flags);
  67}
  68
  69static const u32 tn_rlc_save_restore_register_list[] = {
 
  70	0x98fc,
  71	0x98f0,
  72	0x9834,
  73	0x9838,
  74	0x9870,
  75	0x9874,
  76	0x8a14,
  77	0x8b24,
  78	0x8bcc,
  79	0x8b10,
  80	0x8c30,
  81	0x8d00,
  82	0x8d04,
  83	0x8c00,
  84	0x8c04,
  85	0x8c10,
  86	0x8c14,
  87	0x8d8c,
  88	0x8cf0,
  89	0x8e38,
  90	0x9508,
  91	0x9688,
  92	0x9608,
  93	0x960c,
  94	0x9610,
  95	0x9614,
  96	0x88c4,
  97	0x8978,
  98	0x88d4,
  99	0x900c,
 100	0x9100,
 101	0x913c,
 102	0x90e8,
 103	0x9354,
 104	0xa008,
 105	0x98f8,
 106	0x9148,
 107	0x914c,
 108	0x3f94,
 109	0x98f4,
 110	0x9b7c,
 111	0x3f8c,
 112	0x8950,
 113	0x8954,
 114	0x8a18,
 115	0x8b28,
 116	0x9144,
 117	0x3f90,
 118	0x915c,
 119	0x9160,
 120	0x9178,
 121	0x917c,
 122	0x9180,
 123	0x918c,
 124	0x9190,
 125	0x9194,
 126	0x9198,
 127	0x919c,
 128	0x91a8,
 129	0x91ac,
 130	0x91b0,
 131	0x91b4,
 132	0x91b8,
 133	0x91c4,
 134	0x91c8,
 135	0x91cc,
 136	0x91d0,
 137	0x91d4,
 138	0x91e0,
 139	0x91e4,
 140	0x91ec,
 141	0x91f0,
 142	0x91f4,
 143	0x9200,
 144	0x9204,
 145	0x929c,
 146	0x8030,
 147	0x9150,
 148	0x9a60,
 149	0x920c,
 150	0x9210,
 151	0x9228,
 152	0x922c,
 153	0x9244,
 154	0x9248,
 155	0x91e8,
 156	0x9294,
 157	0x9208,
 158	0x9224,
 159	0x9240,
 160	0x9220,
 161	0x923c,
 162	0x9258,
 163	0x9744,
 164	0xa200,
 165	0xa204,
 166	0xa208,
 167	0xa20c,
 168	0x8d58,
 169	0x9030,
 170	0x9034,
 171	0x9038,
 172	0x903c,
 173	0x9040,
 174	0x9654,
 175	0x897c,
 176	0xa210,
 177	0xa214,
 178	0x9868,
 179	0xa02c,
 180	0x9664,
 181	0x9698,
 182	0x949c,
 183	0x8e10,
 184	0x8e18,
 185	0x8c50,
 186	0x8c58,
 187	0x8c60,
 188	0x8c68,
 189	0x89b4,
 190	0x9830,
 191	0x802c,
 192};
 193
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 194/* Firmware Names */
 195MODULE_FIRMWARE("radeon/BARTS_pfp.bin");
 196MODULE_FIRMWARE("radeon/BARTS_me.bin");
 197MODULE_FIRMWARE("radeon/BARTS_mc.bin");
 198MODULE_FIRMWARE("radeon/BARTS_smc.bin");
 199MODULE_FIRMWARE("radeon/BTC_rlc.bin");
 200MODULE_FIRMWARE("radeon/TURKS_pfp.bin");
 201MODULE_FIRMWARE("radeon/TURKS_me.bin");
 202MODULE_FIRMWARE("radeon/TURKS_mc.bin");
 203MODULE_FIRMWARE("radeon/TURKS_smc.bin");
 204MODULE_FIRMWARE("radeon/CAICOS_pfp.bin");
 205MODULE_FIRMWARE("radeon/CAICOS_me.bin");
 206MODULE_FIRMWARE("radeon/CAICOS_mc.bin");
 207MODULE_FIRMWARE("radeon/CAICOS_smc.bin");
 208MODULE_FIRMWARE("radeon/CAYMAN_pfp.bin");
 209MODULE_FIRMWARE("radeon/CAYMAN_me.bin");
 210MODULE_FIRMWARE("radeon/CAYMAN_mc.bin");
 211MODULE_FIRMWARE("radeon/CAYMAN_rlc.bin");
 212MODULE_FIRMWARE("radeon/CAYMAN_smc.bin");
 213MODULE_FIRMWARE("radeon/ARUBA_pfp.bin");
 214MODULE_FIRMWARE("radeon/ARUBA_me.bin");
 215MODULE_FIRMWARE("radeon/ARUBA_rlc.bin");
 216
 217
 218static const u32 cayman_golden_registers2[] = {
 
 219	0x3e5c, 0xffffffff, 0x00000000,
 220	0x3e48, 0xffffffff, 0x00000000,
 221	0x3e4c, 0xffffffff, 0x00000000,
 222	0x3e64, 0xffffffff, 0x00000000,
 223	0x3e50, 0xffffffff, 0x00000000,
 224	0x3e60, 0xffffffff, 0x00000000
 225};
 226
 227static const u32 cayman_golden_registers[] = {
 
 228	0x5eb4, 0xffffffff, 0x00000002,
 229	0x5e78, 0x8f311ff1, 0x001000f0,
 230	0x3f90, 0xffff0000, 0xff000000,
 231	0x9148, 0xffff0000, 0xff000000,
 232	0x3f94, 0xffff0000, 0xff000000,
 233	0x914c, 0xffff0000, 0xff000000,
 234	0xc78, 0x00000080, 0x00000080,
 235	0xbd4, 0x70073777, 0x00011003,
 236	0xd02c, 0xbfffff1f, 0x08421000,
 237	0xd0b8, 0x73773777, 0x02011003,
 238	0x5bc0, 0x00200000, 0x50100000,
 239	0x98f8, 0x33773777, 0x02011003,
 240	0x98fc, 0xffffffff, 0x76541032,
 241	0x7030, 0x31000311, 0x00000011,
 242	0x2f48, 0x33773777, 0x42010001,
 243	0x6b28, 0x00000010, 0x00000012,
 244	0x7728, 0x00000010, 0x00000012,
 245	0x10328, 0x00000010, 0x00000012,
 246	0x10f28, 0x00000010, 0x00000012,
 247	0x11b28, 0x00000010, 0x00000012,
 248	0x12728, 0x00000010, 0x00000012,
 249	0x240c, 0x000007ff, 0x00000000,
 250	0x8a14, 0xf000001f, 0x00000007,
 251	0x8b24, 0x3fff3fff, 0x00ff0fff,
 252	0x8b10, 0x0000ff0f, 0x00000000,
 253	0x28a4c, 0x07ffffff, 0x06000000,
 254	0x10c, 0x00000001, 0x00010003,
 255	0xa02c, 0xffffffff, 0x0000009b,
 256	0x913c, 0x0000010f, 0x01000100,
 257	0x8c04, 0xf8ff00ff, 0x40600060,
 258	0x28350, 0x00000f01, 0x00000000,
 259	0x9508, 0x3700001f, 0x00000002,
 260	0x960c, 0xffffffff, 0x54763210,
 261	0x88c4, 0x001f3ae3, 0x00000082,
 262	0x88d0, 0xffffffff, 0x0f40df40,
 263	0x88d4, 0x0000001f, 0x00000010,
 264	0x8974, 0xffffffff, 0x00000000
 265};
 266
 267static const u32 dvst_golden_registers2[] = {
 
 268	0x8f8, 0xffffffff, 0,
 269	0x8fc, 0x00380000, 0,
 270	0x8f8, 0xffffffff, 1,
 271	0x8fc, 0x0e000000, 0
 272};
 273
 274static const u32 dvst_golden_registers[] = {
 
 275	0x690, 0x3fff3fff, 0x20c00033,
 276	0x918c, 0x0fff0fff, 0x00010006,
 277	0x91a8, 0x0fff0fff, 0x00010006,
 278	0x9150, 0xffffdfff, 0x6e944040,
 279	0x917c, 0x0fff0fff, 0x00030002,
 280	0x9198, 0x0fff0fff, 0x00030002,
 281	0x915c, 0x0fff0fff, 0x00010000,
 282	0x3f90, 0xffff0001, 0xff000000,
 283	0x9178, 0x0fff0fff, 0x00070000,
 284	0x9194, 0x0fff0fff, 0x00070000,
 285	0x9148, 0xffff0001, 0xff000000,
 286	0x9190, 0x0fff0fff, 0x00090008,
 287	0x91ac, 0x0fff0fff, 0x00090008,
 288	0x3f94, 0xffff0000, 0xff000000,
 289	0x914c, 0xffff0000, 0xff000000,
 290	0x929c, 0x00000fff, 0x00000001,
 291	0x55e4, 0xff607fff, 0xfc000100,
 292	0x8a18, 0xff000fff, 0x00000100,
 293	0x8b28, 0xff000fff, 0x00000100,
 294	0x9144, 0xfffc0fff, 0x00000100,
 295	0x6ed8, 0x00010101, 0x00010000,
 296	0x9830, 0xffffffff, 0x00000000,
 297	0x9834, 0xf00fffff, 0x00000400,
 298	0x9838, 0xfffffffe, 0x00000000,
 299	0xd0c0, 0xff000fff, 0x00000100,
 300	0xd02c, 0xbfffff1f, 0x08421000,
 301	0xd0b8, 0x73773777, 0x12010001,
 302	0x5bb0, 0x000000f0, 0x00000070,
 303	0x98f8, 0x73773777, 0x12010001,
 304	0x98fc, 0xffffffff, 0x00000010,
 305	0x9b7c, 0x00ff0000, 0x00fc0000,
 306	0x8030, 0x00001f0f, 0x0000100a,
 307	0x2f48, 0x73773777, 0x12010001,
 308	0x2408, 0x00030000, 0x000c007f,
 309	0x8a14, 0xf000003f, 0x00000007,
 310	0x8b24, 0x3fff3fff, 0x00ff0fff,
 311	0x8b10, 0x0000ff0f, 0x00000000,
 312	0x28a4c, 0x07ffffff, 0x06000000,
 313	0x4d8, 0x00000fff, 0x00000100,
 314	0xa008, 0xffffffff, 0x00010000,
 315	0x913c, 0xffff03ff, 0x01000100,
 316	0x8c00, 0x000000ff, 0x00000003,
 317	0x8c04, 0xf8ff00ff, 0x40600060,
 318	0x8cf0, 0x1fff1fff, 0x08e00410,
 319	0x28350, 0x00000f01, 0x00000000,
 320	0x9508, 0xf700071f, 0x00000002,
 321	0x960c, 0xffffffff, 0x54763210,
 322	0x20ef8, 0x01ff01ff, 0x00000002,
 323	0x20e98, 0xfffffbff, 0x00200000,
 324	0x2015c, 0xffffffff, 0x00000f40,
 325	0x88c4, 0x001f3ae3, 0x00000082,
 326	0x8978, 0x3fffffff, 0x04050140,
 327	0x88d4, 0x0000001f, 0x00000010,
 328	0x8974, 0xffffffff, 0x00000000
 329};
 330
 331static const u32 scrapper_golden_registers[] = {
 
 332	0x690, 0x3fff3fff, 0x20c00033,
 333	0x918c, 0x0fff0fff, 0x00010006,
 334	0x918c, 0x0fff0fff, 0x00010006,
 335	0x91a8, 0x0fff0fff, 0x00010006,
 336	0x91a8, 0x0fff0fff, 0x00010006,
 337	0x9150, 0xffffdfff, 0x6e944040,
 338	0x9150, 0xffffdfff, 0x6e944040,
 339	0x917c, 0x0fff0fff, 0x00030002,
 340	0x917c, 0x0fff0fff, 0x00030002,
 341	0x9198, 0x0fff0fff, 0x00030002,
 342	0x9198, 0x0fff0fff, 0x00030002,
 343	0x915c, 0x0fff0fff, 0x00010000,
 344	0x915c, 0x0fff0fff, 0x00010000,
 345	0x3f90, 0xffff0001, 0xff000000,
 346	0x3f90, 0xffff0001, 0xff000000,
 347	0x9178, 0x0fff0fff, 0x00070000,
 348	0x9178, 0x0fff0fff, 0x00070000,
 349	0x9194, 0x0fff0fff, 0x00070000,
 350	0x9194, 0x0fff0fff, 0x00070000,
 351	0x9148, 0xffff0001, 0xff000000,
 352	0x9148, 0xffff0001, 0xff000000,
 353	0x9190, 0x0fff0fff, 0x00090008,
 354	0x9190, 0x0fff0fff, 0x00090008,
 355	0x91ac, 0x0fff0fff, 0x00090008,
 356	0x91ac, 0x0fff0fff, 0x00090008,
 357	0x3f94, 0xffff0000, 0xff000000,
 358	0x3f94, 0xffff0000, 0xff000000,
 359	0x914c, 0xffff0000, 0xff000000,
 360	0x914c, 0xffff0000, 0xff000000,
 361	0x929c, 0x00000fff, 0x00000001,
 362	0x929c, 0x00000fff, 0x00000001,
 363	0x55e4, 0xff607fff, 0xfc000100,
 364	0x8a18, 0xff000fff, 0x00000100,
 365	0x8a18, 0xff000fff, 0x00000100,
 366	0x8b28, 0xff000fff, 0x00000100,
 367	0x8b28, 0xff000fff, 0x00000100,
 368	0x9144, 0xfffc0fff, 0x00000100,
 369	0x9144, 0xfffc0fff, 0x00000100,
 370	0x6ed8, 0x00010101, 0x00010000,
 371	0x9830, 0xffffffff, 0x00000000,
 372	0x9830, 0xffffffff, 0x00000000,
 373	0x9834, 0xf00fffff, 0x00000400,
 374	0x9834, 0xf00fffff, 0x00000400,
 375	0x9838, 0xfffffffe, 0x00000000,
 376	0x9838, 0xfffffffe, 0x00000000,
 377	0xd0c0, 0xff000fff, 0x00000100,
 378	0xd02c, 0xbfffff1f, 0x08421000,
 379	0xd02c, 0xbfffff1f, 0x08421000,
 380	0xd0b8, 0x73773777, 0x12010001,
 381	0xd0b8, 0x73773777, 0x12010001,
 382	0x5bb0, 0x000000f0, 0x00000070,
 383	0x98f8, 0x73773777, 0x12010001,
 384	0x98f8, 0x73773777, 0x12010001,
 385	0x98fc, 0xffffffff, 0x00000010,
 386	0x98fc, 0xffffffff, 0x00000010,
 387	0x9b7c, 0x00ff0000, 0x00fc0000,
 388	0x9b7c, 0x00ff0000, 0x00fc0000,
 389	0x8030, 0x00001f0f, 0x0000100a,
 390	0x8030, 0x00001f0f, 0x0000100a,
 391	0x2f48, 0x73773777, 0x12010001,
 392	0x2f48, 0x73773777, 0x12010001,
 393	0x2408, 0x00030000, 0x000c007f,
 394	0x8a14, 0xf000003f, 0x00000007,
 395	0x8a14, 0xf000003f, 0x00000007,
 396	0x8b24, 0x3fff3fff, 0x00ff0fff,
 397	0x8b24, 0x3fff3fff, 0x00ff0fff,
 398	0x8b10, 0x0000ff0f, 0x00000000,
 399	0x8b10, 0x0000ff0f, 0x00000000,
 400	0x28a4c, 0x07ffffff, 0x06000000,
 401	0x28a4c, 0x07ffffff, 0x06000000,
 402	0x4d8, 0x00000fff, 0x00000100,
 403	0x4d8, 0x00000fff, 0x00000100,
 404	0xa008, 0xffffffff, 0x00010000,
 405	0xa008, 0xffffffff, 0x00010000,
 406	0x913c, 0xffff03ff, 0x01000100,
 407	0x913c, 0xffff03ff, 0x01000100,
 408	0x90e8, 0x001fffff, 0x010400c0,
 409	0x8c00, 0x000000ff, 0x00000003,
 410	0x8c00, 0x000000ff, 0x00000003,
 411	0x8c04, 0xf8ff00ff, 0x40600060,
 412	0x8c04, 0xf8ff00ff, 0x40600060,
 413	0x8c30, 0x0000000f, 0x00040005,
 414	0x8cf0, 0x1fff1fff, 0x08e00410,
 415	0x8cf0, 0x1fff1fff, 0x08e00410,
 416	0x900c, 0x00ffffff, 0x0017071f,
 417	0x28350, 0x00000f01, 0x00000000,
 418	0x28350, 0x00000f01, 0x00000000,
 419	0x9508, 0xf700071f, 0x00000002,
 420	0x9508, 0xf700071f, 0x00000002,
 421	0x9688, 0x00300000, 0x0017000f,
 422	0x960c, 0xffffffff, 0x54763210,
 423	0x960c, 0xffffffff, 0x54763210,
 424	0x20ef8, 0x01ff01ff, 0x00000002,
 425	0x20e98, 0xfffffbff, 0x00200000,
 426	0x2015c, 0xffffffff, 0x00000f40,
 427	0x88c4, 0x001f3ae3, 0x00000082,
 428	0x88c4, 0x001f3ae3, 0x00000082,
 429	0x8978, 0x3fffffff, 0x04050140,
 430	0x8978, 0x3fffffff, 0x04050140,
 431	0x88d4, 0x0000001f, 0x00000010,
 432	0x88d4, 0x0000001f, 0x00000010,
 433	0x8974, 0xffffffff, 0x00000000,
 434	0x8974, 0xffffffff, 0x00000000
 435};
 436
 437static void ni_init_golden_registers(struct radeon_device *rdev)
 438{
 439	switch (rdev->family) {
 440	case CHIP_CAYMAN:
 441		radeon_program_register_sequence(rdev,
 442						 cayman_golden_registers,
 443						 (const u32)ARRAY_SIZE(cayman_golden_registers));
 444		radeon_program_register_sequence(rdev,
 445						 cayman_golden_registers2,
 446						 (const u32)ARRAY_SIZE(cayman_golden_registers2));
 447		break;
 448	case CHIP_ARUBA:
 449		if ((rdev->pdev->device == 0x9900) ||
 450		    (rdev->pdev->device == 0x9901) ||
 451		    (rdev->pdev->device == 0x9903) ||
 452		    (rdev->pdev->device == 0x9904) ||
 453		    (rdev->pdev->device == 0x9905) ||
 454		    (rdev->pdev->device == 0x9906) ||
 455		    (rdev->pdev->device == 0x9907) ||
 456		    (rdev->pdev->device == 0x9908) ||
 457		    (rdev->pdev->device == 0x9909) ||
 458		    (rdev->pdev->device == 0x990A) ||
 459		    (rdev->pdev->device == 0x990B) ||
 460		    (rdev->pdev->device == 0x990C) ||
 461		    (rdev->pdev->device == 0x990D) ||
 462		    (rdev->pdev->device == 0x990E) ||
 463		    (rdev->pdev->device == 0x990F) ||
 464		    (rdev->pdev->device == 0x9910) ||
 465		    (rdev->pdev->device == 0x9913) ||
 466		    (rdev->pdev->device == 0x9917) ||
 467		    (rdev->pdev->device == 0x9918)) {
 468			radeon_program_register_sequence(rdev,
 469							 dvst_golden_registers,
 470							 (const u32)ARRAY_SIZE(dvst_golden_registers));
 471			radeon_program_register_sequence(rdev,
 472							 dvst_golden_registers2,
 473							 (const u32)ARRAY_SIZE(dvst_golden_registers2));
 474		} else {
 475			radeon_program_register_sequence(rdev,
 476							 scrapper_golden_registers,
 477							 (const u32)ARRAY_SIZE(scrapper_golden_registers));
 478			radeon_program_register_sequence(rdev,
 479							 dvst_golden_registers2,
 480							 (const u32)ARRAY_SIZE(dvst_golden_registers2));
 481		}
 482		break;
 483	default:
 484		break;
 485	}
 486}
 487
 488#define BTC_IO_MC_REGS_SIZE 29
 489
 490static const u32 barts_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = {
 491	{0x00000077, 0xff010100},
 492	{0x00000078, 0x00000000},
 493	{0x00000079, 0x00001434},
 494	{0x0000007a, 0xcc08ec08},
 495	{0x0000007b, 0x00040000},
 496	{0x0000007c, 0x000080c0},
 497	{0x0000007d, 0x09000000},
 498	{0x0000007e, 0x00210404},
 499	{0x00000081, 0x08a8e800},
 500	{0x00000082, 0x00030444},
 501	{0x00000083, 0x00000000},
 502	{0x00000085, 0x00000001},
 503	{0x00000086, 0x00000002},
 504	{0x00000087, 0x48490000},
 505	{0x00000088, 0x20244647},
 506	{0x00000089, 0x00000005},
 507	{0x0000008b, 0x66030000},
 508	{0x0000008c, 0x00006603},
 509	{0x0000008d, 0x00000100},
 510	{0x0000008f, 0x00001c0a},
 511	{0x00000090, 0xff000001},
 512	{0x00000094, 0x00101101},
 513	{0x00000095, 0x00000fff},
 514	{0x00000096, 0x00116fff},
 515	{0x00000097, 0x60010000},
 516	{0x00000098, 0x10010000},
 517	{0x00000099, 0x00006000},
 518	{0x0000009a, 0x00001000},
 519	{0x0000009f, 0x00946a00}
 520};
 521
 522static const u32 turks_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = {
 523	{0x00000077, 0xff010100},
 524	{0x00000078, 0x00000000},
 525	{0x00000079, 0x00001434},
 526	{0x0000007a, 0xcc08ec08},
 527	{0x0000007b, 0x00040000},
 528	{0x0000007c, 0x000080c0},
 529	{0x0000007d, 0x09000000},
 530	{0x0000007e, 0x00210404},
 531	{0x00000081, 0x08a8e800},
 532	{0x00000082, 0x00030444},
 533	{0x00000083, 0x00000000},
 534	{0x00000085, 0x00000001},
 535	{0x00000086, 0x00000002},
 536	{0x00000087, 0x48490000},
 537	{0x00000088, 0x20244647},
 538	{0x00000089, 0x00000005},
 539	{0x0000008b, 0x66030000},
 540	{0x0000008c, 0x00006603},
 541	{0x0000008d, 0x00000100},
 542	{0x0000008f, 0x00001c0a},
 543	{0x00000090, 0xff000001},
 544	{0x00000094, 0x00101101},
 545	{0x00000095, 0x00000fff},
 546	{0x00000096, 0x00116fff},
 547	{0x00000097, 0x60010000},
 548	{0x00000098, 0x10010000},
 549	{0x00000099, 0x00006000},
 550	{0x0000009a, 0x00001000},
 551	{0x0000009f, 0x00936a00}
 552};
 553
 554static const u32 caicos_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = {
 555	{0x00000077, 0xff010100},
 556	{0x00000078, 0x00000000},
 557	{0x00000079, 0x00001434},
 558	{0x0000007a, 0xcc08ec08},
 559	{0x0000007b, 0x00040000},
 560	{0x0000007c, 0x000080c0},
 561	{0x0000007d, 0x09000000},
 562	{0x0000007e, 0x00210404},
 563	{0x00000081, 0x08a8e800},
 564	{0x00000082, 0x00030444},
 565	{0x00000083, 0x00000000},
 566	{0x00000085, 0x00000001},
 567	{0x00000086, 0x00000002},
 568	{0x00000087, 0x48490000},
 569	{0x00000088, 0x20244647},
 570	{0x00000089, 0x00000005},
 571	{0x0000008b, 0x66030000},
 572	{0x0000008c, 0x00006603},
 573	{0x0000008d, 0x00000100},
 574	{0x0000008f, 0x00001c0a},
 575	{0x00000090, 0xff000001},
 576	{0x00000094, 0x00101101},
 577	{0x00000095, 0x00000fff},
 578	{0x00000096, 0x00116fff},
 579	{0x00000097, 0x60010000},
 580	{0x00000098, 0x10010000},
 581	{0x00000099, 0x00006000},
 582	{0x0000009a, 0x00001000},
 583	{0x0000009f, 0x00916a00}
 584};
 585
 586static const u32 cayman_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = {
 587	{0x00000077, 0xff010100},
 588	{0x00000078, 0x00000000},
 589	{0x00000079, 0x00001434},
 590	{0x0000007a, 0xcc08ec08},
 591	{0x0000007b, 0x00040000},
 592	{0x0000007c, 0x000080c0},
 593	{0x0000007d, 0x09000000},
 594	{0x0000007e, 0x00210404},
 595	{0x00000081, 0x08a8e800},
 596	{0x00000082, 0x00030444},
 597	{0x00000083, 0x00000000},
 598	{0x00000085, 0x00000001},
 599	{0x00000086, 0x00000002},
 600	{0x00000087, 0x48490000},
 601	{0x00000088, 0x20244647},
 602	{0x00000089, 0x00000005},
 603	{0x0000008b, 0x66030000},
 604	{0x0000008c, 0x00006603},
 605	{0x0000008d, 0x00000100},
 606	{0x0000008f, 0x00001c0a},
 607	{0x00000090, 0xff000001},
 608	{0x00000094, 0x00101101},
 609	{0x00000095, 0x00000fff},
 610	{0x00000096, 0x00116fff},
 611	{0x00000097, 0x60010000},
 612	{0x00000098, 0x10010000},
 613	{0x00000099, 0x00006000},
 614	{0x0000009a, 0x00001000},
 615	{0x0000009f, 0x00976b00}
 616};
 617
 618int ni_mc_load_microcode(struct radeon_device *rdev)
 619{
 620	const __be32 *fw_data;
 621	u32 mem_type, running;
 622	u32 *io_mc_regs;
 623	int i, ucode_size, regs_size;
 624
 625	if (!rdev->mc_fw)
 626		return -EINVAL;
 627
 628	switch (rdev->family) {
 629	case CHIP_BARTS:
 630		io_mc_regs = (u32 *)&barts_io_mc_regs;
 631		ucode_size = BTC_MC_UCODE_SIZE;
 632		regs_size = BTC_IO_MC_REGS_SIZE;
 633		break;
 634	case CHIP_TURKS:
 635		io_mc_regs = (u32 *)&turks_io_mc_regs;
 636		ucode_size = BTC_MC_UCODE_SIZE;
 637		regs_size = BTC_IO_MC_REGS_SIZE;
 638		break;
 639	case CHIP_CAICOS:
 640	default:
 641		io_mc_regs = (u32 *)&caicos_io_mc_regs;
 642		ucode_size = BTC_MC_UCODE_SIZE;
 643		regs_size = BTC_IO_MC_REGS_SIZE;
 644		break;
 645	case CHIP_CAYMAN:
 646		io_mc_regs = (u32 *)&cayman_io_mc_regs;
 647		ucode_size = CAYMAN_MC_UCODE_SIZE;
 648		regs_size = BTC_IO_MC_REGS_SIZE;
 649		break;
 650	}
 651
 652	mem_type = (RREG32(MC_SEQ_MISC0) & MC_SEQ_MISC0_GDDR5_MASK) >> MC_SEQ_MISC0_GDDR5_SHIFT;
 653	running = RREG32(MC_SEQ_SUP_CNTL) & RUN_MASK;
 654
 655	if ((mem_type == MC_SEQ_MISC0_GDDR5_VALUE) && (running == 0)) {
 
 
 
 
 
 656		/* reset the engine and set to writable */
 657		WREG32(MC_SEQ_SUP_CNTL, 0x00000008);
 658		WREG32(MC_SEQ_SUP_CNTL, 0x00000010);
 659
 660		/* load mc io regs */
 661		for (i = 0; i < regs_size; i++) {
 662			WREG32(MC_SEQ_IO_DEBUG_INDEX, io_mc_regs[(i << 1)]);
 663			WREG32(MC_SEQ_IO_DEBUG_DATA, io_mc_regs[(i << 1) + 1]);
 664		}
 665		/* load the MC ucode */
 666		fw_data = (const __be32 *)rdev->mc_fw->data;
 667		for (i = 0; i < ucode_size; i++)
 668			WREG32(MC_SEQ_SUP_PGM, be32_to_cpup(fw_data++));
 669
 670		/* put the engine back into the active state */
 671		WREG32(MC_SEQ_SUP_CNTL, 0x00000008);
 672		WREG32(MC_SEQ_SUP_CNTL, 0x00000004);
 673		WREG32(MC_SEQ_SUP_CNTL, 0x00000001);
 674
 675		/* wait for training to complete */
 676		for (i = 0; i < rdev->usec_timeout; i++) {
 677			if (RREG32(MC_IO_PAD_CNTL_D0) & MEM_FALL_OUT_CMD)
 678				break;
 679			udelay(1);
 680		}
 
 
 
 681	}
 682
 683	return 0;
 684}
 685
 686int ni_init_microcode(struct radeon_device *rdev)
 687{
 688	const char *chip_name;
 689	const char *rlc_chip_name;
 690	size_t pfp_req_size, me_req_size, rlc_req_size, mc_req_size;
 691	size_t smc_req_size = 0;
 692	char fw_name[30];
 693	int err;
 694
 695	DRM_DEBUG("\n");
 696
 697	switch (rdev->family) {
 698	case CHIP_BARTS:
 699		chip_name = "BARTS";
 700		rlc_chip_name = "BTC";
 701		pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
 702		me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
 703		rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4;
 704		mc_req_size = BTC_MC_UCODE_SIZE * 4;
 705		smc_req_size = ALIGN(BARTS_SMC_UCODE_SIZE, 4);
 706		break;
 707	case CHIP_TURKS:
 708		chip_name = "TURKS";
 709		rlc_chip_name = "BTC";
 710		pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
 711		me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
 712		rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4;
 713		mc_req_size = BTC_MC_UCODE_SIZE * 4;
 714		smc_req_size = ALIGN(TURKS_SMC_UCODE_SIZE, 4);
 715		break;
 716	case CHIP_CAICOS:
 717		chip_name = "CAICOS";
 718		rlc_chip_name = "BTC";
 719		pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
 720		me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
 721		rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4;
 722		mc_req_size = BTC_MC_UCODE_SIZE * 4;
 723		smc_req_size = ALIGN(CAICOS_SMC_UCODE_SIZE, 4);
 724		break;
 725	case CHIP_CAYMAN:
 726		chip_name = "CAYMAN";
 727		rlc_chip_name = "CAYMAN";
 728		pfp_req_size = CAYMAN_PFP_UCODE_SIZE * 4;
 729		me_req_size = CAYMAN_PM4_UCODE_SIZE * 4;
 730		rlc_req_size = CAYMAN_RLC_UCODE_SIZE * 4;
 731		mc_req_size = CAYMAN_MC_UCODE_SIZE * 4;
 732		smc_req_size = ALIGN(CAYMAN_SMC_UCODE_SIZE, 4);
 733		break;
 734	case CHIP_ARUBA:
 735		chip_name = "ARUBA";
 736		rlc_chip_name = "ARUBA";
 737		/* pfp/me same size as CAYMAN */
 738		pfp_req_size = CAYMAN_PFP_UCODE_SIZE * 4;
 739		me_req_size = CAYMAN_PM4_UCODE_SIZE * 4;
 740		rlc_req_size = ARUBA_RLC_UCODE_SIZE * 4;
 741		mc_req_size = 0;
 742		break;
 743	default:
 744		BUG();
 745	}
 746
 747	DRM_INFO("Loading %s Microcode\n", chip_name);
 748
 749	snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name);
 750	err = request_firmware(&rdev->pfp_fw, fw_name, rdev->dev);
 751	if (err)
 752		goto out;
 753	if (rdev->pfp_fw->size != pfp_req_size) {
 754		pr_err("ni_cp: Bogus length %zu in firmware \"%s\"\n",
 755		       rdev->pfp_fw->size, fw_name);
 756		err = -EINVAL;
 757		goto out;
 758	}
 759
 760	snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name);
 761	err = request_firmware(&rdev->me_fw, fw_name, rdev->dev);
 762	if (err)
 763		goto out;
 764	if (rdev->me_fw->size != me_req_size) {
 765		pr_err("ni_cp: Bogus length %zu in firmware \"%s\"\n",
 766		       rdev->me_fw->size, fw_name);
 767		err = -EINVAL;
 768	}
 769
 770	snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", rlc_chip_name);
 771	err = request_firmware(&rdev->rlc_fw, fw_name, rdev->dev);
 772	if (err)
 773		goto out;
 774	if (rdev->rlc_fw->size != rlc_req_size) {
 775		pr_err("ni_rlc: Bogus length %zu in firmware \"%s\"\n",
 776		       rdev->rlc_fw->size, fw_name);
 777		err = -EINVAL;
 778	}
 779
 780	/* no MC ucode on TN */
 781	if (!(rdev->flags & RADEON_IS_IGP)) {
 782		snprintf(fw_name, sizeof(fw_name), "radeon/%s_mc.bin", chip_name);
 783		err = request_firmware(&rdev->mc_fw, fw_name, rdev->dev);
 784		if (err)
 785			goto out;
 786		if (rdev->mc_fw->size != mc_req_size) {
 787			pr_err("ni_mc: Bogus length %zu in firmware \"%s\"\n",
 788			       rdev->mc_fw->size, fw_name);
 789			err = -EINVAL;
 790		}
 791	}
 792
 793	if ((rdev->family >= CHIP_BARTS) && (rdev->family <= CHIP_CAYMAN)) {
 794		snprintf(fw_name, sizeof(fw_name), "radeon/%s_smc.bin", chip_name);
 795		err = request_firmware(&rdev->smc_fw, fw_name, rdev->dev);
 796		if (err) {
 797			pr_err("smc: error loading firmware \"%s\"\n", fw_name);
 798			release_firmware(rdev->smc_fw);
 799			rdev->smc_fw = NULL;
 800			err = 0;
 801		} else if (rdev->smc_fw->size != smc_req_size) {
 802			pr_err("ni_mc: Bogus length %zu in firmware \"%s\"\n",
 803			       rdev->smc_fw->size, fw_name);
 804			err = -EINVAL;
 805		}
 806	}
 807
 808out:
 809	if (err) {
 810		if (err != -EINVAL)
 811			pr_err("ni_cp: Failed to load firmware \"%s\"\n",
 812			       fw_name);
 813		release_firmware(rdev->pfp_fw);
 814		rdev->pfp_fw = NULL;
 815		release_firmware(rdev->me_fw);
 816		rdev->me_fw = NULL;
 817		release_firmware(rdev->rlc_fw);
 818		rdev->rlc_fw = NULL;
 819		release_firmware(rdev->mc_fw);
 820		rdev->mc_fw = NULL;
 821	}
 822	return err;
 823}
 824
 825/**
 826 * cayman_get_allowed_info_register - fetch the register for the info ioctl
 827 *
 828 * @rdev: radeon_device pointer
 829 * @reg: register offset in bytes
 830 * @val: register value
 831 *
 832 * Returns 0 for success or -EINVAL for an invalid register
 833 *
 834 */
 835int cayman_get_allowed_info_register(struct radeon_device *rdev,
 836				     u32 reg, u32 *val)
 837{
 838	switch (reg) {
 839	case GRBM_STATUS:
 840	case GRBM_STATUS_SE0:
 841	case GRBM_STATUS_SE1:
 842	case SRBM_STATUS:
 843	case SRBM_STATUS2:
 844	case (DMA_STATUS_REG + DMA0_REGISTER_OFFSET):
 845	case (DMA_STATUS_REG + DMA1_REGISTER_OFFSET):
 846	case UVD_STATUS:
 847		*val = RREG32(reg);
 848		return 0;
 849	default:
 850		return -EINVAL;
 851	}
 852}
 853
 854int tn_get_temp(struct radeon_device *rdev)
 855{
 856	u32 temp = RREG32_SMC(TN_CURRENT_GNB_TEMP) & 0x7ff;
 857	int actual_temp = (temp / 8) - 49;
 858
 859	return actual_temp * 1000;
 860}
 861
 862/*
 863 * Core functions
 864 */
 865static void cayman_gpu_init(struct radeon_device *rdev)
 866{
 867	u32 gb_addr_config = 0;
 868	u32 mc_arb_ramcfg;
 869	u32 cgts_tcc_disable;
 870	u32 sx_debug_1;
 871	u32 smx_dc_ctl0;
 872	u32 cgts_sm_ctrl_reg;
 873	u32 hdp_host_path_cntl;
 874	u32 tmp;
 875	u32 disabled_rb_mask;
 876	int i, j;
 877
 878	switch (rdev->family) {
 879	case CHIP_CAYMAN:
 880		rdev->config.cayman.max_shader_engines = 2;
 881		rdev->config.cayman.max_pipes_per_simd = 4;
 882		rdev->config.cayman.max_tile_pipes = 8;
 883		rdev->config.cayman.max_simds_per_se = 12;
 884		rdev->config.cayman.max_backends_per_se = 4;
 885		rdev->config.cayman.max_texture_channel_caches = 8;
 886		rdev->config.cayman.max_gprs = 256;
 887		rdev->config.cayman.max_threads = 256;
 888		rdev->config.cayman.max_gs_threads = 32;
 889		rdev->config.cayman.max_stack_entries = 512;
 890		rdev->config.cayman.sx_num_of_sets = 8;
 891		rdev->config.cayman.sx_max_export_size = 256;
 892		rdev->config.cayman.sx_max_export_pos_size = 64;
 893		rdev->config.cayman.sx_max_export_smx_size = 192;
 894		rdev->config.cayman.max_hw_contexts = 8;
 895		rdev->config.cayman.sq_num_cf_insts = 2;
 896
 897		rdev->config.cayman.sc_prim_fifo_size = 0x100;
 898		rdev->config.cayman.sc_hiz_tile_fifo_size = 0x30;
 899		rdev->config.cayman.sc_earlyz_tile_fifo_size = 0x130;
 900		gb_addr_config = CAYMAN_GB_ADDR_CONFIG_GOLDEN;
 901		break;
 902	case CHIP_ARUBA:
 903	default:
 904		rdev->config.cayman.max_shader_engines = 1;
 905		rdev->config.cayman.max_pipes_per_simd = 4;
 906		rdev->config.cayman.max_tile_pipes = 2;
 907		if ((rdev->pdev->device == 0x9900) ||
 908		    (rdev->pdev->device == 0x9901) ||
 909		    (rdev->pdev->device == 0x9905) ||
 910		    (rdev->pdev->device == 0x9906) ||
 911		    (rdev->pdev->device == 0x9907) ||
 912		    (rdev->pdev->device == 0x9908) ||
 913		    (rdev->pdev->device == 0x9909) ||
 914		    (rdev->pdev->device == 0x990B) ||
 915		    (rdev->pdev->device == 0x990C) ||
 916		    (rdev->pdev->device == 0x990F) ||
 917		    (rdev->pdev->device == 0x9910) ||
 918		    (rdev->pdev->device == 0x9917) ||
 919		    (rdev->pdev->device == 0x9999) ||
 920		    (rdev->pdev->device == 0x999C)) {
 921			rdev->config.cayman.max_simds_per_se = 6;
 922			rdev->config.cayman.max_backends_per_se = 2;
 923			rdev->config.cayman.max_hw_contexts = 8;
 924			rdev->config.cayman.sx_max_export_size = 256;
 925			rdev->config.cayman.sx_max_export_pos_size = 64;
 926			rdev->config.cayman.sx_max_export_smx_size = 192;
 927		} else if ((rdev->pdev->device == 0x9903) ||
 928			   (rdev->pdev->device == 0x9904) ||
 929			   (rdev->pdev->device == 0x990A) ||
 930			   (rdev->pdev->device == 0x990D) ||
 931			   (rdev->pdev->device == 0x990E) ||
 932			   (rdev->pdev->device == 0x9913) ||
 933			   (rdev->pdev->device == 0x9918) ||
 934			   (rdev->pdev->device == 0x999D)) {
 935			rdev->config.cayman.max_simds_per_se = 4;
 936			rdev->config.cayman.max_backends_per_se = 2;
 937			rdev->config.cayman.max_hw_contexts = 8;
 938			rdev->config.cayman.sx_max_export_size = 256;
 939			rdev->config.cayman.sx_max_export_pos_size = 64;
 940			rdev->config.cayman.sx_max_export_smx_size = 192;
 941		} else if ((rdev->pdev->device == 0x9919) ||
 942			   (rdev->pdev->device == 0x9990) ||
 943			   (rdev->pdev->device == 0x9991) ||
 944			   (rdev->pdev->device == 0x9994) ||
 945			   (rdev->pdev->device == 0x9995) ||
 946			   (rdev->pdev->device == 0x9996) ||
 947			   (rdev->pdev->device == 0x999A) ||
 948			   (rdev->pdev->device == 0x99A0)) {
 949			rdev->config.cayman.max_simds_per_se = 3;
 950			rdev->config.cayman.max_backends_per_se = 1;
 951			rdev->config.cayman.max_hw_contexts = 4;
 952			rdev->config.cayman.sx_max_export_size = 128;
 953			rdev->config.cayman.sx_max_export_pos_size = 32;
 954			rdev->config.cayman.sx_max_export_smx_size = 96;
 955		} else {
 956			rdev->config.cayman.max_simds_per_se = 2;
 957			rdev->config.cayman.max_backends_per_se = 1;
 958			rdev->config.cayman.max_hw_contexts = 4;
 959			rdev->config.cayman.sx_max_export_size = 128;
 960			rdev->config.cayman.sx_max_export_pos_size = 32;
 961			rdev->config.cayman.sx_max_export_smx_size = 96;
 962		}
 963		rdev->config.cayman.max_texture_channel_caches = 2;
 964		rdev->config.cayman.max_gprs = 256;
 965		rdev->config.cayman.max_threads = 256;
 966		rdev->config.cayman.max_gs_threads = 32;
 967		rdev->config.cayman.max_stack_entries = 512;
 968		rdev->config.cayman.sx_num_of_sets = 8;
 969		rdev->config.cayman.sq_num_cf_insts = 2;
 970
 971		rdev->config.cayman.sc_prim_fifo_size = 0x40;
 972		rdev->config.cayman.sc_hiz_tile_fifo_size = 0x30;
 973		rdev->config.cayman.sc_earlyz_tile_fifo_size = 0x130;
 974		gb_addr_config = ARUBA_GB_ADDR_CONFIG_GOLDEN;
 975		break;
 976	}
 977
 978	/* Initialize HDP */
 979	for (i = 0, j = 0; i < 32; i++, j += 0x18) {
 980		WREG32((0x2c14 + j), 0x00000000);
 981		WREG32((0x2c18 + j), 0x00000000);
 982		WREG32((0x2c1c + j), 0x00000000);
 983		WREG32((0x2c20 + j), 0x00000000);
 984		WREG32((0x2c24 + j), 0x00000000);
 985	}
 986
 987	WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff));
 988	WREG32(SRBM_INT_CNTL, 0x1);
 989	WREG32(SRBM_INT_ACK, 0x1);
 990
 991	evergreen_fix_pci_max_read_req_size(rdev);
 992
 993	RREG32(MC_SHARED_CHMAP);
 994	mc_arb_ramcfg = RREG32(MC_ARB_RAMCFG);
 995
 996	tmp = (mc_arb_ramcfg & NOOFCOLS_MASK) >> NOOFCOLS_SHIFT;
 997	rdev->config.cayman.mem_row_size_in_kb = (4 * (1 << (8 + tmp))) / 1024;
 998	if (rdev->config.cayman.mem_row_size_in_kb > 4)
 999		rdev->config.cayman.mem_row_size_in_kb = 4;
1000	/* XXX use MC settings? */
1001	rdev->config.cayman.shader_engine_tile_size = 32;
1002	rdev->config.cayman.num_gpus = 1;
1003	rdev->config.cayman.multi_gpu_tile_size = 64;
1004
1005	tmp = (gb_addr_config & NUM_PIPES_MASK) >> NUM_PIPES_SHIFT;
1006	rdev->config.cayman.num_tile_pipes = (1 << tmp);
1007	tmp = (gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT;
1008	rdev->config.cayman.mem_max_burst_length_bytes = (tmp + 1) * 256;
1009	tmp = (gb_addr_config & NUM_SHADER_ENGINES_MASK) >> NUM_SHADER_ENGINES_SHIFT;
1010	rdev->config.cayman.num_shader_engines = tmp + 1;
1011	tmp = (gb_addr_config & NUM_GPUS_MASK) >> NUM_GPUS_SHIFT;
1012	rdev->config.cayman.num_gpus = tmp + 1;
1013	tmp = (gb_addr_config & MULTI_GPU_TILE_SIZE_MASK) >> MULTI_GPU_TILE_SIZE_SHIFT;
1014	rdev->config.cayman.multi_gpu_tile_size = 1 << tmp;
1015	tmp = (gb_addr_config & ROW_SIZE_MASK) >> ROW_SIZE_SHIFT;
1016	rdev->config.cayman.mem_row_size_in_kb = 1 << tmp;
1017
1018
1019	/* setup tiling info dword.  gb_addr_config is not adequate since it does
1020	 * not have bank info, so create a custom tiling dword.
1021	 * bits 3:0   num_pipes
1022	 * bits 7:4   num_banks
1023	 * bits 11:8  group_size
1024	 * bits 15:12 row_size
1025	 */
1026	rdev->config.cayman.tile_config = 0;
1027	switch (rdev->config.cayman.num_tile_pipes) {
1028	case 1:
1029	default:
1030		rdev->config.cayman.tile_config |= (0 << 0);
1031		break;
1032	case 2:
1033		rdev->config.cayman.tile_config |= (1 << 0);
1034		break;
1035	case 4:
1036		rdev->config.cayman.tile_config |= (2 << 0);
1037		break;
1038	case 8:
1039		rdev->config.cayman.tile_config |= (3 << 0);
1040		break;
1041	}
1042
1043	/* num banks is 8 on all fusion asics. 0 = 4, 1 = 8, 2 = 16 */
1044	if (rdev->flags & RADEON_IS_IGP)
1045		rdev->config.cayman.tile_config |= 1 << 4;
1046	else {
1047		switch ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) {
1048		case 0: /* four banks */
1049			rdev->config.cayman.tile_config |= 0 << 4;
1050			break;
1051		case 1: /* eight banks */
1052			rdev->config.cayman.tile_config |= 1 << 4;
1053			break;
1054		case 2: /* sixteen banks */
1055		default:
1056			rdev->config.cayman.tile_config |= 2 << 4;
1057			break;
1058		}
1059	}
1060	rdev->config.cayman.tile_config |=
1061		((gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT) << 8;
1062	rdev->config.cayman.tile_config |=
1063		((gb_addr_config & ROW_SIZE_MASK) >> ROW_SIZE_SHIFT) << 12;
1064
1065	tmp = 0;
1066	for (i = (rdev->config.cayman.max_shader_engines - 1); i >= 0; i--) {
1067		u32 rb_disable_bitmap;
1068
1069		WREG32(GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i));
1070		WREG32(RLC_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i));
1071		rb_disable_bitmap = (RREG32(CC_RB_BACKEND_DISABLE) & 0x00ff0000) >> 16;
1072		tmp <<= 4;
1073		tmp |= rb_disable_bitmap;
1074	}
1075	/* enabled rb are just the one not disabled :) */
1076	disabled_rb_mask = tmp;
1077	tmp = 0;
1078	for (i = 0; i < (rdev->config.cayman.max_backends_per_se * rdev->config.cayman.max_shader_engines); i++)
1079		tmp |= (1 << i);
1080	/* if all the backends are disabled, fix it up here */
1081	if ((disabled_rb_mask & tmp) == tmp) {
1082		for (i = 0; i < (rdev->config.cayman.max_backends_per_se * rdev->config.cayman.max_shader_engines); i++)
1083			disabled_rb_mask &= ~(1 << i);
1084	}
1085
1086	for (i = 0; i < rdev->config.cayman.max_shader_engines; i++) {
1087		u32 simd_disable_bitmap;
1088
1089		WREG32(GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i));
1090		WREG32(RLC_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i));
1091		simd_disable_bitmap = (RREG32(CC_GC_SHADER_PIPE_CONFIG) & 0xffff0000) >> 16;
1092		simd_disable_bitmap |= 0xffffffff << rdev->config.cayman.max_simds_per_se;
1093		tmp <<= 16;
1094		tmp |= simd_disable_bitmap;
1095	}
1096	rdev->config.cayman.active_simds = hweight32(~tmp);
1097
1098	WREG32(GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_BROADCAST_WRITES);
1099	WREG32(RLC_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_BROADCAST_WRITES);
1100
1101	WREG32(GB_ADDR_CONFIG, gb_addr_config);
1102	WREG32(DMIF_ADDR_CONFIG, gb_addr_config);
1103	if (ASIC_IS_DCE6(rdev))
1104		WREG32(DMIF_ADDR_CALC, gb_addr_config);
1105	WREG32(HDP_ADDR_CONFIG, gb_addr_config);
1106	WREG32(DMA_TILING_CONFIG + DMA0_REGISTER_OFFSET, gb_addr_config);
1107	WREG32(DMA_TILING_CONFIG + DMA1_REGISTER_OFFSET, gb_addr_config);
1108	WREG32(UVD_UDEC_ADDR_CONFIG, gb_addr_config);
1109	WREG32(UVD_UDEC_DB_ADDR_CONFIG, gb_addr_config);
1110	WREG32(UVD_UDEC_DBW_ADDR_CONFIG, gb_addr_config);
1111
1112	if ((rdev->config.cayman.max_backends_per_se == 1) &&
1113	    (rdev->flags & RADEON_IS_IGP)) {
1114		if ((disabled_rb_mask & 3) == 2) {
1115			/* RB1 disabled, RB0 enabled */
1116			tmp = 0x00000000;
1117		} else {
1118			/* RB0 disabled, RB1 enabled */
1119			tmp = 0x11111111;
1120		}
1121	} else {
1122		tmp = gb_addr_config & NUM_PIPES_MASK;
1123		tmp = r6xx_remap_render_backend(rdev, tmp,
1124						rdev->config.cayman.max_backends_per_se *
1125						rdev->config.cayman.max_shader_engines,
1126						CAYMAN_MAX_BACKENDS, disabled_rb_mask);
1127	}
1128	rdev->config.cayman.backend_map = tmp;
1129	WREG32(GB_BACKEND_MAP, tmp);
1130
1131	cgts_tcc_disable = 0xffff0000;
1132	for (i = 0; i < rdev->config.cayman.max_texture_channel_caches; i++)
1133		cgts_tcc_disable &= ~(1 << (16 + i));
1134	WREG32(CGTS_TCC_DISABLE, cgts_tcc_disable);
1135	WREG32(CGTS_SYS_TCC_DISABLE, cgts_tcc_disable);
1136	WREG32(CGTS_USER_SYS_TCC_DISABLE, cgts_tcc_disable);
1137	WREG32(CGTS_USER_TCC_DISABLE, cgts_tcc_disable);
1138
1139	/* reprogram the shader complex */
1140	cgts_sm_ctrl_reg = RREG32(CGTS_SM_CTRL_REG);
1141	for (i = 0; i < 16; i++)
1142		WREG32(CGTS_SM_CTRL_REG, OVERRIDE);
1143	WREG32(CGTS_SM_CTRL_REG, cgts_sm_ctrl_reg);
1144
1145	/* set HW defaults for 3D engine */
1146	WREG32(CP_MEQ_THRESHOLDS, MEQ1_START(0x30) | MEQ2_START(0x60));
1147
1148	sx_debug_1 = RREG32(SX_DEBUG_1);
1149	sx_debug_1 |= ENABLE_NEW_SMX_ADDRESS;
1150	WREG32(SX_DEBUG_1, sx_debug_1);
1151
1152	smx_dc_ctl0 = RREG32(SMX_DC_CTL0);
1153	smx_dc_ctl0 &= ~NUMBER_OF_SETS(0x1ff);
1154	smx_dc_ctl0 |= NUMBER_OF_SETS(rdev->config.cayman.sx_num_of_sets);
1155	WREG32(SMX_DC_CTL0, smx_dc_ctl0);
1156
1157	WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4) | CRC_SIMD_ID_WADDR_DISABLE);
1158
1159	/* need to be explicitly zero-ed */
1160	WREG32(VGT_OFFCHIP_LDS_BASE, 0);
1161	WREG32(SQ_LSTMP_RING_BASE, 0);
1162	WREG32(SQ_HSTMP_RING_BASE, 0);
1163	WREG32(SQ_ESTMP_RING_BASE, 0);
1164	WREG32(SQ_GSTMP_RING_BASE, 0);
1165	WREG32(SQ_VSTMP_RING_BASE, 0);
1166	WREG32(SQ_PSTMP_RING_BASE, 0);
1167
1168	WREG32(TA_CNTL_AUX, DISABLE_CUBE_ANISO);
1169
1170	WREG32(SX_EXPORT_BUFFER_SIZES, (COLOR_BUFFER_SIZE((rdev->config.cayman.sx_max_export_size / 4) - 1) |
1171					POSITION_BUFFER_SIZE((rdev->config.cayman.sx_max_export_pos_size / 4) - 1) |
1172					SMX_BUFFER_SIZE((rdev->config.cayman.sx_max_export_smx_size / 4) - 1)));
1173
1174	WREG32(PA_SC_FIFO_SIZE, (SC_PRIM_FIFO_SIZE(rdev->config.cayman.sc_prim_fifo_size) |
1175				 SC_HIZ_TILE_FIFO_SIZE(rdev->config.cayman.sc_hiz_tile_fifo_size) |
1176				 SC_EARLYZ_TILE_FIFO_SIZE(rdev->config.cayman.sc_earlyz_tile_fifo_size)));
1177
1178
1179	WREG32(VGT_NUM_INSTANCES, 1);
1180
1181	WREG32(CP_PERFMON_CNTL, 0);
1182
1183	WREG32(SQ_MS_FIFO_SIZES, (CACHE_FIFO_SIZE(16 * rdev->config.cayman.sq_num_cf_insts) |
1184				  FETCH_FIFO_HIWATER(0x4) |
1185				  DONE_FIFO_HIWATER(0xe0) |
1186				  ALU_UPDATE_FIFO_HIWATER(0x8)));
1187
1188	WREG32(SQ_GPR_RESOURCE_MGMT_1, NUM_CLAUSE_TEMP_GPRS(4));
1189	WREG32(SQ_CONFIG, (VC_ENABLE |
1190			   EXPORT_SRC_C |
1191			   GFX_PRIO(0) |
1192			   CS1_PRIO(0) |
1193			   CS2_PRIO(1)));
1194	WREG32(SQ_DYN_GPR_CNTL_PS_FLUSH_REQ, DYN_GPR_ENABLE);
1195
1196	WREG32(PA_SC_FORCE_EOV_MAX_CNTS, (FORCE_EOV_MAX_CLK_CNT(4095) |
1197					  FORCE_EOV_MAX_REZ_CNT(255)));
1198
1199	WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(VC_AND_TC) |
1200	       AUTO_INVLD_EN(ES_AND_GS_AUTO));
1201
1202	WREG32(VGT_GS_VERTEX_REUSE, 16);
1203	WREG32(PA_SC_LINE_STIPPLE_STATE, 0);
1204
1205	WREG32(CB_PERF_CTR0_SEL_0, 0);
1206	WREG32(CB_PERF_CTR0_SEL_1, 0);
1207	WREG32(CB_PERF_CTR1_SEL_0, 0);
1208	WREG32(CB_PERF_CTR1_SEL_1, 0);
1209	WREG32(CB_PERF_CTR2_SEL_0, 0);
1210	WREG32(CB_PERF_CTR2_SEL_1, 0);
1211	WREG32(CB_PERF_CTR3_SEL_0, 0);
1212	WREG32(CB_PERF_CTR3_SEL_1, 0);
1213
1214	tmp = RREG32(HDP_MISC_CNTL);
1215	tmp |= HDP_FLUSH_INVALIDATE_CACHE;
1216	WREG32(HDP_MISC_CNTL, tmp);
1217
1218	hdp_host_path_cntl = RREG32(HDP_HOST_PATH_CNTL);
1219	WREG32(HDP_HOST_PATH_CNTL, hdp_host_path_cntl);
1220
1221	WREG32(PA_CL_ENHANCE, CLIP_VTX_REORDER_ENA | NUM_CLIP_SEQ(3));
1222
1223	udelay(50);
1224
1225	/* set clockgating golden values on TN */
1226	if (rdev->family == CHIP_ARUBA) {
1227		tmp = RREG32_CG(CG_CGTT_LOCAL_0);
1228		tmp &= ~0x00380000;
1229		WREG32_CG(CG_CGTT_LOCAL_0, tmp);
1230		tmp = RREG32_CG(CG_CGTT_LOCAL_1);
1231		tmp &= ~0x0e000000;
1232		WREG32_CG(CG_CGTT_LOCAL_1, tmp);
1233	}
1234}
1235
1236/*
1237 * GART
1238 */
1239void cayman_pcie_gart_tlb_flush(struct radeon_device *rdev)
1240{
1241	/* flush hdp cache */
1242	WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
1243
1244	/* bits 0-7 are the VM contexts0-7 */
1245	WREG32(VM_INVALIDATE_REQUEST, 1);
1246}
1247
1248static int cayman_pcie_gart_enable(struct radeon_device *rdev)
1249{
1250	int i, r;
1251
1252	if (rdev->gart.robj == NULL) {
1253		dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
1254		return -EINVAL;
1255	}
1256	r = radeon_gart_table_vram_pin(rdev);
1257	if (r)
1258		return r;
1259	/* Setup TLB control */
1260	WREG32(MC_VM_MX_L1_TLB_CNTL,
1261	       (0xA << 7) |
1262	       ENABLE_L1_TLB |
1263	       ENABLE_L1_FRAGMENT_PROCESSING |
1264	       SYSTEM_ACCESS_MODE_NOT_IN_SYS |
1265	       ENABLE_ADVANCED_DRIVER_MODEL |
1266	       SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU);
1267	/* Setup L2 cache */
1268	WREG32(VM_L2_CNTL, ENABLE_L2_CACHE |
1269	       ENABLE_L2_FRAGMENT_PROCESSING |
1270	       ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
1271	       ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE |
1272	       EFFECTIVE_L2_QUEUE_SIZE(7) |
1273	       CONTEXT1_IDENTITY_ACCESS_MODE(1));
1274	WREG32(VM_L2_CNTL2, INVALIDATE_ALL_L1_TLBS | INVALIDATE_L2_CACHE);
1275	WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY |
1276	       BANK_SELECT(6) |
1277	       L2_CACHE_BIGK_FRAGMENT_SIZE(6));
1278	/* setup context0 */
1279	WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12);
1280	WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12);
1281	WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12);
1282	WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
1283			(u32)(rdev->dummy_page.addr >> 12));
1284	WREG32(VM_CONTEXT0_CNTL2, 0);
1285	WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) |
1286				RANGE_PROTECTION_FAULT_ENABLE_DEFAULT);
1287
1288	WREG32(0x15D4, 0);
1289	WREG32(0x15D8, 0);
1290	WREG32(0x15DC, 0);
1291
1292	/* empty context1-7 */
1293	/* Assign the pt base to something valid for now; the pts used for
1294	 * the VMs are determined by the application and setup and assigned
1295	 * on the fly in the vm part of radeon_gart.c
1296	 */
1297	for (i = 1; i < 8; i++) {
1298		WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR + (i << 2), 0);
1299		WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR + (i << 2),
1300			rdev->vm_manager.max_pfn - 1);
1301		WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (i << 2),
1302		       rdev->vm_manager.saved_table_addr[i]);
1303	}
1304
1305	/* enable context1-7 */
1306	WREG32(VM_CONTEXT1_PROTECTION_FAULT_DEFAULT_ADDR,
1307	       (u32)(rdev->dummy_page.addr >> 12));
1308	WREG32(VM_CONTEXT1_CNTL2, 4);
1309	WREG32(VM_CONTEXT1_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(1) |
1310				PAGE_TABLE_BLOCK_SIZE(radeon_vm_block_size - 9) |
1311				RANGE_PROTECTION_FAULT_ENABLE_INTERRUPT |
1312				RANGE_PROTECTION_FAULT_ENABLE_DEFAULT |
1313				DUMMY_PAGE_PROTECTION_FAULT_ENABLE_INTERRUPT |
1314				DUMMY_PAGE_PROTECTION_FAULT_ENABLE_DEFAULT |
1315				PDE0_PROTECTION_FAULT_ENABLE_INTERRUPT |
1316				PDE0_PROTECTION_FAULT_ENABLE_DEFAULT |
1317				VALID_PROTECTION_FAULT_ENABLE_INTERRUPT |
1318				VALID_PROTECTION_FAULT_ENABLE_DEFAULT |
1319				READ_PROTECTION_FAULT_ENABLE_INTERRUPT |
1320				READ_PROTECTION_FAULT_ENABLE_DEFAULT |
1321				WRITE_PROTECTION_FAULT_ENABLE_INTERRUPT |
1322				WRITE_PROTECTION_FAULT_ENABLE_DEFAULT);
1323
1324	cayman_pcie_gart_tlb_flush(rdev);
1325	DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n",
1326		 (unsigned)(rdev->mc.gtt_size >> 20),
1327		 (unsigned long long)rdev->gart.table_addr);
1328	rdev->gart.ready = true;
1329	return 0;
1330}
1331
1332static void cayman_pcie_gart_disable(struct radeon_device *rdev)
1333{
1334	unsigned i;
1335
1336	for (i = 1; i < 8; ++i) {
1337		rdev->vm_manager.saved_table_addr[i] = RREG32(
1338			VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (i << 2));
1339	}
1340
1341	/* Disable all tables */
1342	WREG32(VM_CONTEXT0_CNTL, 0);
1343	WREG32(VM_CONTEXT1_CNTL, 0);
1344	/* Setup TLB control */
1345	WREG32(MC_VM_MX_L1_TLB_CNTL, ENABLE_L1_FRAGMENT_PROCESSING |
1346	       SYSTEM_ACCESS_MODE_NOT_IN_SYS |
1347	       SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU);
1348	/* Setup L2 cache */
1349	WREG32(VM_L2_CNTL, ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
1350	       ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE |
1351	       EFFECTIVE_L2_QUEUE_SIZE(7) |
1352	       CONTEXT1_IDENTITY_ACCESS_MODE(1));
1353	WREG32(VM_L2_CNTL2, 0);
1354	WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY |
1355	       L2_CACHE_BIGK_FRAGMENT_SIZE(6));
1356	radeon_gart_table_vram_unpin(rdev);
1357}
1358
1359static void cayman_pcie_gart_fini(struct radeon_device *rdev)
1360{
1361	cayman_pcie_gart_disable(rdev);
1362	radeon_gart_table_vram_free(rdev);
1363	radeon_gart_fini(rdev);
1364}
1365
1366void cayman_cp_int_cntl_setup(struct radeon_device *rdev,
1367			      int ring, u32 cp_int_cntl)
1368{
1369	WREG32(SRBM_GFX_CNTL, RINGID(ring));
1370	WREG32(CP_INT_CNTL, cp_int_cntl);
1371}
1372
1373/*
1374 * CP.
1375 */
1376void cayman_fence_ring_emit(struct radeon_device *rdev,
1377			    struct radeon_fence *fence)
1378{
1379	struct radeon_ring *ring = &rdev->ring[fence->ring];
1380	u64 addr = rdev->fence_drv[fence->ring].gpu_addr;
1381	u32 cp_coher_cntl = PACKET3_FULL_CACHE_ENA | PACKET3_TC_ACTION_ENA |
1382		PACKET3_SH_ACTION_ENA;
1383
1384	/* flush read cache over gart for this vmid */
1385	radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3));
1386	radeon_ring_write(ring, PACKET3_ENGINE_ME | cp_coher_cntl);
1387	radeon_ring_write(ring, 0xFFFFFFFF);
1388	radeon_ring_write(ring, 0);
1389	radeon_ring_write(ring, 10); /* poll interval */
1390	/* EVENT_WRITE_EOP - flush caches, send int */
1391	radeon_ring_write(ring, PACKET3(PACKET3_EVENT_WRITE_EOP, 4));
1392	radeon_ring_write(ring, EVENT_TYPE(CACHE_FLUSH_AND_INV_EVENT_TS) | EVENT_INDEX(5));
1393	radeon_ring_write(ring, lower_32_bits(addr));
1394	radeon_ring_write(ring, (upper_32_bits(addr) & 0xff) | DATA_SEL(1) | INT_SEL(2));
1395	radeon_ring_write(ring, fence->seq);
1396	radeon_ring_write(ring, 0);
1397}
1398
1399void cayman_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
1400{
1401	struct radeon_ring *ring = &rdev->ring[ib->ring];
1402	unsigned vm_id = ib->vm ? ib->vm->ids[ib->ring].id : 0;
1403	u32 cp_coher_cntl = PACKET3_FULL_CACHE_ENA | PACKET3_TC_ACTION_ENA |
1404		PACKET3_SH_ACTION_ENA;
1405
1406	/* set to DX10/11 mode */
1407	radeon_ring_write(ring, PACKET3(PACKET3_MODE_CONTROL, 0));
1408	radeon_ring_write(ring, 1);
1409
1410	if (ring->rptr_save_reg) {
1411		uint32_t next_rptr = ring->wptr + 3 + 4 + 8;
1412		radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
1413		radeon_ring_write(ring, ((ring->rptr_save_reg - 
1414					  PACKET3_SET_CONFIG_REG_START) >> 2));
1415		radeon_ring_write(ring, next_rptr);
1416	}
1417
1418	radeon_ring_write(ring, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
1419	radeon_ring_write(ring,
1420#ifdef __BIG_ENDIAN
1421			  (2 << 0) |
1422#endif
1423			  (ib->gpu_addr & 0xFFFFFFFC));
1424	radeon_ring_write(ring, upper_32_bits(ib->gpu_addr) & 0xFF);
1425	radeon_ring_write(ring, ib->length_dw | (vm_id << 24));
1426
1427	/* flush read cache over gart for this vmid */
1428	radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3));
1429	radeon_ring_write(ring, PACKET3_ENGINE_ME | cp_coher_cntl);
1430	radeon_ring_write(ring, 0xFFFFFFFF);
1431	radeon_ring_write(ring, 0);
1432	radeon_ring_write(ring, (vm_id << 24) | 10); /* poll interval */
1433}
1434
1435static void cayman_cp_enable(struct radeon_device *rdev, bool enable)
1436{
1437	if (enable)
1438		WREG32(CP_ME_CNTL, 0);
1439	else {
1440		if (rdev->asic->copy.copy_ring_index == RADEON_RING_TYPE_GFX_INDEX)
1441			radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size);
1442		WREG32(CP_ME_CNTL, (CP_ME_HALT | CP_PFP_HALT));
1443		WREG32(SCRATCH_UMSK, 0);
1444		rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false;
1445	}
1446}
1447
1448u32 cayman_gfx_get_rptr(struct radeon_device *rdev,
1449			struct radeon_ring *ring)
1450{
1451	u32 rptr;
1452
1453	if (rdev->wb.enabled)
1454		rptr = rdev->wb.wb[ring->rptr_offs/4];
1455	else {
1456		if (ring->idx == RADEON_RING_TYPE_GFX_INDEX)
1457			rptr = RREG32(CP_RB0_RPTR);
1458		else if (ring->idx == CAYMAN_RING_TYPE_CP1_INDEX)
1459			rptr = RREG32(CP_RB1_RPTR);
1460		else
1461			rptr = RREG32(CP_RB2_RPTR);
1462	}
1463
1464	return rptr;
1465}
1466
1467u32 cayman_gfx_get_wptr(struct radeon_device *rdev,
1468			struct radeon_ring *ring)
1469{
1470	u32 wptr;
1471
1472	if (ring->idx == RADEON_RING_TYPE_GFX_INDEX)
1473		wptr = RREG32(CP_RB0_WPTR);
1474	else if (ring->idx == CAYMAN_RING_TYPE_CP1_INDEX)
1475		wptr = RREG32(CP_RB1_WPTR);
1476	else
1477		wptr = RREG32(CP_RB2_WPTR);
1478
1479	return wptr;
1480}
1481
1482void cayman_gfx_set_wptr(struct radeon_device *rdev,
1483			 struct radeon_ring *ring)
1484{
1485	if (ring->idx == RADEON_RING_TYPE_GFX_INDEX) {
1486		WREG32(CP_RB0_WPTR, ring->wptr);
1487		(void)RREG32(CP_RB0_WPTR);
1488	} else if (ring->idx == CAYMAN_RING_TYPE_CP1_INDEX) {
1489		WREG32(CP_RB1_WPTR, ring->wptr);
1490		(void)RREG32(CP_RB1_WPTR);
1491	} else {
1492		WREG32(CP_RB2_WPTR, ring->wptr);
1493		(void)RREG32(CP_RB2_WPTR);
1494	}
1495}
1496
1497static int cayman_cp_load_microcode(struct radeon_device *rdev)
1498{
1499	const __be32 *fw_data;
1500	int i;
1501
1502	if (!rdev->me_fw || !rdev->pfp_fw)
1503		return -EINVAL;
1504
1505	cayman_cp_enable(rdev, false);
1506
1507	fw_data = (const __be32 *)rdev->pfp_fw->data;
1508	WREG32(CP_PFP_UCODE_ADDR, 0);
1509	for (i = 0; i < CAYMAN_PFP_UCODE_SIZE; i++)
1510		WREG32(CP_PFP_UCODE_DATA, be32_to_cpup(fw_data++));
1511	WREG32(CP_PFP_UCODE_ADDR, 0);
1512
1513	fw_data = (const __be32 *)rdev->me_fw->data;
1514	WREG32(CP_ME_RAM_WADDR, 0);
1515	for (i = 0; i < CAYMAN_PM4_UCODE_SIZE; i++)
1516		WREG32(CP_ME_RAM_DATA, be32_to_cpup(fw_data++));
1517
1518	WREG32(CP_PFP_UCODE_ADDR, 0);
1519	WREG32(CP_ME_RAM_WADDR, 0);
1520	WREG32(CP_ME_RAM_RADDR, 0);
1521	return 0;
1522}
1523
1524static int cayman_cp_start(struct radeon_device *rdev)
1525{
1526	struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
1527	int r, i;
1528
1529	r = radeon_ring_lock(rdev, ring, 7);
1530	if (r) {
1531		DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
1532		return r;
1533	}
1534	radeon_ring_write(ring, PACKET3(PACKET3_ME_INITIALIZE, 5));
1535	radeon_ring_write(ring, 0x1);
1536	radeon_ring_write(ring, 0x0);
1537	radeon_ring_write(ring, rdev->config.cayman.max_hw_contexts - 1);
1538	radeon_ring_write(ring, PACKET3_ME_INITIALIZE_DEVICE_ID(1));
1539	radeon_ring_write(ring, 0);
1540	radeon_ring_write(ring, 0);
1541	radeon_ring_unlock_commit(rdev, ring, false);
1542
1543	cayman_cp_enable(rdev, true);
1544
1545	r = radeon_ring_lock(rdev, ring, cayman_default_size + 19);
1546	if (r) {
1547		DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
1548		return r;
1549	}
1550
1551	/* setup clear context state */
1552	radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
1553	radeon_ring_write(ring, PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
1554
1555	for (i = 0; i < cayman_default_size; i++)
1556		radeon_ring_write(ring, cayman_default_state[i]);
1557
1558	radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
1559	radeon_ring_write(ring, PACKET3_PREAMBLE_END_CLEAR_STATE);
1560
1561	/* set clear context state */
1562	radeon_ring_write(ring, PACKET3(PACKET3_CLEAR_STATE, 0));
1563	radeon_ring_write(ring, 0);
1564
1565	/* SQ_VTX_BASE_VTX_LOC */
1566	radeon_ring_write(ring, 0xc0026f00);
1567	radeon_ring_write(ring, 0x00000000);
1568	radeon_ring_write(ring, 0x00000000);
1569	radeon_ring_write(ring, 0x00000000);
1570
1571	/* Clear consts */
1572	radeon_ring_write(ring, 0xc0036f00);
1573	radeon_ring_write(ring, 0x00000bc4);
1574	radeon_ring_write(ring, 0xffffffff);
1575	radeon_ring_write(ring, 0xffffffff);
1576	radeon_ring_write(ring, 0xffffffff);
1577
1578	radeon_ring_write(ring, 0xc0026900);
1579	radeon_ring_write(ring, 0x00000316);
1580	radeon_ring_write(ring, 0x0000000e); /* VGT_VERTEX_REUSE_BLOCK_CNTL */
1581	radeon_ring_write(ring, 0x00000010); /*  */
1582
1583	radeon_ring_unlock_commit(rdev, ring, false);
1584
1585	/* XXX init other rings */
1586
1587	return 0;
1588}
1589
1590static void cayman_cp_fini(struct radeon_device *rdev)
1591{
1592	struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
1593	cayman_cp_enable(rdev, false);
1594	radeon_ring_fini(rdev, ring);
1595	radeon_scratch_free(rdev, ring->rptr_save_reg);
1596}
1597
1598static int cayman_cp_resume(struct radeon_device *rdev)
1599{
1600	static const int ridx[] = {
1601		RADEON_RING_TYPE_GFX_INDEX,
1602		CAYMAN_RING_TYPE_CP1_INDEX,
1603		CAYMAN_RING_TYPE_CP2_INDEX
1604	};
1605	static const unsigned cp_rb_cntl[] = {
1606		CP_RB0_CNTL,
1607		CP_RB1_CNTL,
1608		CP_RB2_CNTL,
1609	};
1610	static const unsigned cp_rb_rptr_addr[] = {
1611		CP_RB0_RPTR_ADDR,
1612		CP_RB1_RPTR_ADDR,
1613		CP_RB2_RPTR_ADDR
1614	};
1615	static const unsigned cp_rb_rptr_addr_hi[] = {
1616		CP_RB0_RPTR_ADDR_HI,
1617		CP_RB1_RPTR_ADDR_HI,
1618		CP_RB2_RPTR_ADDR_HI
1619	};
1620	static const unsigned cp_rb_base[] = {
1621		CP_RB0_BASE,
1622		CP_RB1_BASE,
1623		CP_RB2_BASE
1624	};
1625	static const unsigned cp_rb_rptr[] = {
1626		CP_RB0_RPTR,
1627		CP_RB1_RPTR,
1628		CP_RB2_RPTR
1629	};
1630	static const unsigned cp_rb_wptr[] = {
1631		CP_RB0_WPTR,
1632		CP_RB1_WPTR,
1633		CP_RB2_WPTR
1634	};
1635	struct radeon_ring *ring;
1636	int i, r;
1637
1638	/* Reset cp; if cp is reset, then PA, SH, VGT also need to be reset */
1639	WREG32(GRBM_SOFT_RESET, (SOFT_RESET_CP |
1640				 SOFT_RESET_PA |
1641				 SOFT_RESET_SH |
1642				 SOFT_RESET_VGT |
1643				 SOFT_RESET_SPI |
1644				 SOFT_RESET_SX));
1645	RREG32(GRBM_SOFT_RESET);
1646	mdelay(15);
1647	WREG32(GRBM_SOFT_RESET, 0);
1648	RREG32(GRBM_SOFT_RESET);
1649
1650	WREG32(CP_SEM_WAIT_TIMER, 0x0);
1651	WREG32(CP_SEM_INCOMPLETE_TIMER_CNTL, 0x0);
1652
1653	/* Set the write pointer delay */
1654	WREG32(CP_RB_WPTR_DELAY, 0);
1655
1656	WREG32(CP_DEBUG, (1 << 27));
1657
1658	/* set the wb address whether it's enabled or not */
1659	WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF);
1660	WREG32(SCRATCH_UMSK, 0xff);
1661
1662	for (i = 0; i < 3; ++i) {
1663		uint32_t rb_cntl;
1664		uint64_t addr;
1665
1666		/* Set ring buffer size */
1667		ring = &rdev->ring[ridx[i]];
1668		rb_cntl = order_base_2(ring->ring_size / 8);
1669		rb_cntl |= order_base_2(RADEON_GPU_PAGE_SIZE/8) << 8;
1670#ifdef __BIG_ENDIAN
1671		rb_cntl |= BUF_SWAP_32BIT;
1672#endif
1673		WREG32(cp_rb_cntl[i], rb_cntl);
1674
1675		/* set the wb address whether it's enabled or not */
1676		addr = rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET;
1677		WREG32(cp_rb_rptr_addr[i], addr & 0xFFFFFFFC);
1678		WREG32(cp_rb_rptr_addr_hi[i], upper_32_bits(addr) & 0xFF);
1679	}
1680
1681	/* set the rb base addr, this causes an internal reset of ALL rings */
1682	for (i = 0; i < 3; ++i) {
1683		ring = &rdev->ring[ridx[i]];
1684		WREG32(cp_rb_base[i], ring->gpu_addr >> 8);
1685	}
1686
1687	for (i = 0; i < 3; ++i) {
1688		/* Initialize the ring buffer's read and write pointers */
1689		ring = &rdev->ring[ridx[i]];
1690		WREG32_P(cp_rb_cntl[i], RB_RPTR_WR_ENA, ~RB_RPTR_WR_ENA);
1691
1692		ring->wptr = 0;
1693		WREG32(cp_rb_rptr[i], 0);
1694		WREG32(cp_rb_wptr[i], ring->wptr);
1695
1696		mdelay(1);
1697		WREG32_P(cp_rb_cntl[i], 0, ~RB_RPTR_WR_ENA);
1698	}
1699
1700	/* start the rings */
1701	cayman_cp_start(rdev);
1702	rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = true;
1703	rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false;
1704	rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false;
1705	/* this only test cp0 */
1706	r = radeon_ring_test(rdev, RADEON_RING_TYPE_GFX_INDEX, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]);
1707	if (r) {
1708		rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false;
1709		rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false;
1710		rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false;
1711		return r;
1712	}
1713
1714	if (rdev->asic->copy.copy_ring_index == RADEON_RING_TYPE_GFX_INDEX)
1715		radeon_ttm_set_active_vram_size(rdev, rdev->mc.real_vram_size);
1716
1717	return 0;
1718}
1719
1720u32 cayman_gpu_check_soft_reset(struct radeon_device *rdev)
1721{
1722	u32 reset_mask = 0;
1723	u32 tmp;
1724
1725	/* GRBM_STATUS */
1726	tmp = RREG32(GRBM_STATUS);
1727	if (tmp & (PA_BUSY | SC_BUSY |
1728		   SH_BUSY | SX_BUSY |
1729		   TA_BUSY | VGT_BUSY |
1730		   DB_BUSY | CB_BUSY |
1731		   GDS_BUSY | SPI_BUSY |
1732		   IA_BUSY | IA_BUSY_NO_DMA))
1733		reset_mask |= RADEON_RESET_GFX;
1734
1735	if (tmp & (CF_RQ_PENDING | PF_RQ_PENDING |
1736		   CP_BUSY | CP_COHERENCY_BUSY))
1737		reset_mask |= RADEON_RESET_CP;
1738
1739	if (tmp & GRBM_EE_BUSY)
1740		reset_mask |= RADEON_RESET_GRBM | RADEON_RESET_GFX | RADEON_RESET_CP;
1741
1742	/* DMA_STATUS_REG 0 */
1743	tmp = RREG32(DMA_STATUS_REG + DMA0_REGISTER_OFFSET);
1744	if (!(tmp & DMA_IDLE))
1745		reset_mask |= RADEON_RESET_DMA;
1746
1747	/* DMA_STATUS_REG 1 */
1748	tmp = RREG32(DMA_STATUS_REG + DMA1_REGISTER_OFFSET);
1749	if (!(tmp & DMA_IDLE))
1750		reset_mask |= RADEON_RESET_DMA1;
1751
1752	/* SRBM_STATUS2 */
1753	tmp = RREG32(SRBM_STATUS2);
1754	if (tmp & DMA_BUSY)
1755		reset_mask |= RADEON_RESET_DMA;
1756
1757	if (tmp & DMA1_BUSY)
1758		reset_mask |= RADEON_RESET_DMA1;
1759
1760	/* SRBM_STATUS */
1761	tmp = RREG32(SRBM_STATUS);
1762	if (tmp & (RLC_RQ_PENDING | RLC_BUSY))
1763		reset_mask |= RADEON_RESET_RLC;
1764
1765	if (tmp & IH_BUSY)
1766		reset_mask |= RADEON_RESET_IH;
1767
1768	if (tmp & SEM_BUSY)
1769		reset_mask |= RADEON_RESET_SEM;
1770
1771	if (tmp & GRBM_RQ_PENDING)
1772		reset_mask |= RADEON_RESET_GRBM;
1773
1774	if (tmp & VMC_BUSY)
1775		reset_mask |= RADEON_RESET_VMC;
1776
1777	if (tmp & (MCB_BUSY | MCB_NON_DISPLAY_BUSY |
1778		   MCC_BUSY | MCD_BUSY))
1779		reset_mask |= RADEON_RESET_MC;
1780
1781	if (evergreen_is_display_hung(rdev))
1782		reset_mask |= RADEON_RESET_DISPLAY;
1783
1784	/* VM_L2_STATUS */
1785	tmp = RREG32(VM_L2_STATUS);
1786	if (tmp & L2_BUSY)
1787		reset_mask |= RADEON_RESET_VMC;
1788
1789	/* Skip MC reset as it's mostly likely not hung, just busy */
1790	if (reset_mask & RADEON_RESET_MC) {
1791		DRM_DEBUG("MC busy: 0x%08X, clearing.\n", reset_mask);
1792		reset_mask &= ~RADEON_RESET_MC;
1793	}
1794
1795	return reset_mask;
1796}
1797
1798static void cayman_gpu_soft_reset(struct radeon_device *rdev, u32 reset_mask)
1799{
1800	struct evergreen_mc_save save;
1801	u32 grbm_soft_reset = 0, srbm_soft_reset = 0;
1802	u32 tmp;
1803
1804	if (reset_mask == 0)
1805		return;
1806
1807	dev_info(rdev->dev, "GPU softreset: 0x%08X\n", reset_mask);
1808
1809	evergreen_print_gpu_status_regs(rdev);
1810	dev_info(rdev->dev, "  VM_CONTEXT0_PROTECTION_FAULT_ADDR   0x%08X\n",
1811		 RREG32(0x14F8));
1812	dev_info(rdev->dev, "  VM_CONTEXT0_PROTECTION_FAULT_STATUS 0x%08X\n",
1813		 RREG32(0x14D8));
1814	dev_info(rdev->dev, "  VM_CONTEXT1_PROTECTION_FAULT_ADDR   0x%08X\n",
1815		 RREG32(0x14FC));
1816	dev_info(rdev->dev, "  VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
1817		 RREG32(0x14DC));
1818
1819	/* Disable CP parsing/prefetching */
1820	WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT);
1821
1822	if (reset_mask & RADEON_RESET_DMA) {
1823		/* dma0 */
1824		tmp = RREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET);
1825		tmp &= ~DMA_RB_ENABLE;
1826		WREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET, tmp);
1827	}
1828
1829	if (reset_mask & RADEON_RESET_DMA1) {
1830		/* dma1 */
1831		tmp = RREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET);
1832		tmp &= ~DMA_RB_ENABLE;
1833		WREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET, tmp);
1834	}
1835
1836	udelay(50);
1837
1838	evergreen_mc_stop(rdev, &save);
1839	if (evergreen_mc_wait_for_idle(rdev)) {
1840		dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
1841	}
1842
1843	if (reset_mask & (RADEON_RESET_GFX | RADEON_RESET_COMPUTE)) {
1844		grbm_soft_reset = SOFT_RESET_CB |
1845			SOFT_RESET_DB |
1846			SOFT_RESET_GDS |
1847			SOFT_RESET_PA |
1848			SOFT_RESET_SC |
1849			SOFT_RESET_SPI |
1850			SOFT_RESET_SH |
1851			SOFT_RESET_SX |
1852			SOFT_RESET_TC |
1853			SOFT_RESET_TA |
1854			SOFT_RESET_VGT |
1855			SOFT_RESET_IA;
1856	}
1857
1858	if (reset_mask & RADEON_RESET_CP) {
1859		grbm_soft_reset |= SOFT_RESET_CP | SOFT_RESET_VGT;
1860
1861		srbm_soft_reset |= SOFT_RESET_GRBM;
1862	}
1863
1864	if (reset_mask & RADEON_RESET_DMA)
1865		srbm_soft_reset |= SOFT_RESET_DMA;
1866
1867	if (reset_mask & RADEON_RESET_DMA1)
1868		srbm_soft_reset |= SOFT_RESET_DMA1;
1869
1870	if (reset_mask & RADEON_RESET_DISPLAY)
1871		srbm_soft_reset |= SOFT_RESET_DC;
1872
1873	if (reset_mask & RADEON_RESET_RLC)
1874		srbm_soft_reset |= SOFT_RESET_RLC;
1875
1876	if (reset_mask & RADEON_RESET_SEM)
1877		srbm_soft_reset |= SOFT_RESET_SEM;
1878
1879	if (reset_mask & RADEON_RESET_IH)
1880		srbm_soft_reset |= SOFT_RESET_IH;
1881
1882	if (reset_mask & RADEON_RESET_GRBM)
1883		srbm_soft_reset |= SOFT_RESET_GRBM;
1884
1885	if (reset_mask & RADEON_RESET_VMC)
1886		srbm_soft_reset |= SOFT_RESET_VMC;
1887
1888	if (!(rdev->flags & RADEON_IS_IGP)) {
1889		if (reset_mask & RADEON_RESET_MC)
1890			srbm_soft_reset |= SOFT_RESET_MC;
1891	}
1892
1893	if (grbm_soft_reset) {
1894		tmp = RREG32(GRBM_SOFT_RESET);
1895		tmp |= grbm_soft_reset;
1896		dev_info(rdev->dev, "GRBM_SOFT_RESET=0x%08X\n", tmp);
1897		WREG32(GRBM_SOFT_RESET, tmp);
1898		tmp = RREG32(GRBM_SOFT_RESET);
1899
1900		udelay(50);
1901
1902		tmp &= ~grbm_soft_reset;
1903		WREG32(GRBM_SOFT_RESET, tmp);
1904		tmp = RREG32(GRBM_SOFT_RESET);
1905	}
1906
1907	if (srbm_soft_reset) {
1908		tmp = RREG32(SRBM_SOFT_RESET);
1909		tmp |= srbm_soft_reset;
1910		dev_info(rdev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp);
1911		WREG32(SRBM_SOFT_RESET, tmp);
1912		tmp = RREG32(SRBM_SOFT_RESET);
1913
1914		udelay(50);
1915
1916		tmp &= ~srbm_soft_reset;
1917		WREG32(SRBM_SOFT_RESET, tmp);
1918		tmp = RREG32(SRBM_SOFT_RESET);
1919	}
1920
1921	/* Wait a little for things to settle down */
1922	udelay(50);
1923
1924	evergreen_mc_resume(rdev, &save);
1925	udelay(50);
1926
1927	evergreen_print_gpu_status_regs(rdev);
1928}
1929
1930int cayman_asic_reset(struct radeon_device *rdev, bool hard)
1931{
1932	u32 reset_mask;
1933
1934	if (hard) {
1935		evergreen_gpu_pci_config_reset(rdev);
1936		return 0;
1937	}
1938
1939	reset_mask = cayman_gpu_check_soft_reset(rdev);
1940
1941	if (reset_mask)
1942		r600_set_bios_scratch_engine_hung(rdev, true);
1943
1944	cayman_gpu_soft_reset(rdev, reset_mask);
1945
1946	reset_mask = cayman_gpu_check_soft_reset(rdev);
1947
1948	if (reset_mask)
1949		evergreen_gpu_pci_config_reset(rdev);
1950
1951	r600_set_bios_scratch_engine_hung(rdev, false);
1952
1953	return 0;
1954}
1955
1956/**
1957 * cayman_gfx_is_lockup - Check if the GFX engine is locked up
1958 *
1959 * @rdev: radeon_device pointer
1960 * @ring: radeon_ring structure holding ring information
1961 *
1962 * Check if the GFX engine is locked up.
1963 * Returns true if the engine appears to be locked up, false if not.
1964 */
1965bool cayman_gfx_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
1966{
1967	u32 reset_mask = cayman_gpu_check_soft_reset(rdev);
1968
1969	if (!(reset_mask & (RADEON_RESET_GFX |
1970			    RADEON_RESET_COMPUTE |
1971			    RADEON_RESET_CP))) {
1972		radeon_ring_lockup_update(rdev, ring);
1973		return false;
1974	}
1975	return radeon_ring_test_lockup(rdev, ring);
1976}
1977
1978static void cayman_uvd_init(struct radeon_device *rdev)
1979{
1980	int r;
1981
1982	if (!rdev->has_uvd)
1983		return;
1984
1985	r = radeon_uvd_init(rdev);
1986	if (r) {
1987		dev_err(rdev->dev, "failed UVD (%d) init.\n", r);
1988		/*
1989		 * At this point rdev->uvd.vcpu_bo is NULL which trickles down
1990		 * to early fails uvd_v2_2_resume() and thus nothing happens
1991		 * there. So it is pointless to try to go through that code
1992		 * hence why we disable uvd here.
1993		 */
1994		rdev->has_uvd = false;
1995		return;
1996	}
1997	rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_obj = NULL;
1998	r600_ring_init(rdev, &rdev->ring[R600_RING_TYPE_UVD_INDEX], 4096);
1999}
2000
2001static void cayman_uvd_start(struct radeon_device *rdev)
2002{
2003	int r;
2004
2005	if (!rdev->has_uvd)
2006		return;
2007
2008	r = uvd_v2_2_resume(rdev);
2009	if (r) {
2010		dev_err(rdev->dev, "failed UVD resume (%d).\n", r);
2011		goto error;
2012	}
2013	r = radeon_fence_driver_start_ring(rdev, R600_RING_TYPE_UVD_INDEX);
2014	if (r) {
2015		dev_err(rdev->dev, "failed initializing UVD fences (%d).\n", r);
2016		goto error;
2017	}
2018	return;
2019
2020error:
2021	rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_size = 0;
2022}
2023
2024static void cayman_uvd_resume(struct radeon_device *rdev)
2025{
2026	struct radeon_ring *ring;
2027	int r;
2028
2029	if (!rdev->has_uvd || !rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_size)
2030		return;
2031
2032	ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
2033	r = radeon_ring_init(rdev, ring, ring->ring_size, 0, PACKET0(UVD_NO_OP, 0));
2034	if (r) {
2035		dev_err(rdev->dev, "failed initializing UVD ring (%d).\n", r);
2036		return;
2037	}
2038	r = uvd_v1_0_init(rdev);
2039	if (r) {
2040		dev_err(rdev->dev, "failed initializing UVD (%d).\n", r);
2041		return;
2042	}
2043}
2044
2045static void cayman_vce_init(struct radeon_device *rdev)
2046{
2047	int r;
2048
2049	/* Only set for CHIP_ARUBA */
2050	if (!rdev->has_vce)
2051		return;
2052
2053	r = radeon_vce_init(rdev);
2054	if (r) {
2055		dev_err(rdev->dev, "failed VCE (%d) init.\n", r);
2056		/*
2057		 * At this point rdev->vce.vcpu_bo is NULL which trickles down
2058		 * to early fails cayman_vce_start() and thus nothing happens
2059		 * there. So it is pointless to try to go through that code
2060		 * hence why we disable vce here.
2061		 */
2062		rdev->has_vce = false;
2063		return;
2064	}
2065	rdev->ring[TN_RING_TYPE_VCE1_INDEX].ring_obj = NULL;
2066	r600_ring_init(rdev, &rdev->ring[TN_RING_TYPE_VCE1_INDEX], 4096);
2067	rdev->ring[TN_RING_TYPE_VCE2_INDEX].ring_obj = NULL;
2068	r600_ring_init(rdev, &rdev->ring[TN_RING_TYPE_VCE2_INDEX], 4096);
2069}
2070
2071static void cayman_vce_start(struct radeon_device *rdev)
2072{
2073	int r;
2074
2075	if (!rdev->has_vce)
2076		return;
2077
2078	r = radeon_vce_resume(rdev);
2079	if (r) {
2080		dev_err(rdev->dev, "failed VCE resume (%d).\n", r);
2081		goto error;
2082	}
2083	r = vce_v1_0_resume(rdev);
2084	if (r) {
2085		dev_err(rdev->dev, "failed VCE resume (%d).\n", r);
2086		goto error;
2087	}
2088	r = radeon_fence_driver_start_ring(rdev, TN_RING_TYPE_VCE1_INDEX);
2089	if (r) {
2090		dev_err(rdev->dev, "failed initializing VCE1 fences (%d).\n", r);
2091		goto error;
2092	}
2093	r = radeon_fence_driver_start_ring(rdev, TN_RING_TYPE_VCE2_INDEX);
2094	if (r) {
2095		dev_err(rdev->dev, "failed initializing VCE2 fences (%d).\n", r);
2096		goto error;
2097	}
2098	return;
2099
2100error:
2101	rdev->ring[TN_RING_TYPE_VCE1_INDEX].ring_size = 0;
2102	rdev->ring[TN_RING_TYPE_VCE2_INDEX].ring_size = 0;
2103}
2104
2105static void cayman_vce_resume(struct radeon_device *rdev)
2106{
2107	struct radeon_ring *ring;
2108	int r;
2109
2110	if (!rdev->has_vce || !rdev->ring[TN_RING_TYPE_VCE1_INDEX].ring_size)
2111		return;
2112
2113	ring = &rdev->ring[TN_RING_TYPE_VCE1_INDEX];
2114	r = radeon_ring_init(rdev, ring, ring->ring_size, 0, 0x0);
2115	if (r) {
2116		dev_err(rdev->dev, "failed initializing VCE1 ring (%d).\n", r);
2117		return;
2118	}
2119	ring = &rdev->ring[TN_RING_TYPE_VCE2_INDEX];
2120	r = radeon_ring_init(rdev, ring, ring->ring_size, 0, 0x0);
2121	if (r) {
2122		dev_err(rdev->dev, "failed initializing VCE1 ring (%d).\n", r);
2123		return;
2124	}
2125	r = vce_v1_0_init(rdev);
2126	if (r) {
2127		dev_err(rdev->dev, "failed initializing VCE (%d).\n", r);
2128		return;
2129	}
2130}
2131
2132static int cayman_startup(struct radeon_device *rdev)
2133{
2134	struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
2135	int r;
2136
2137	/* enable pcie gen2 link */
2138	evergreen_pcie_gen2_enable(rdev);
2139	/* enable aspm */
2140	evergreen_program_aspm(rdev);
2141
2142	/* scratch needs to be initialized before MC */
2143	r = r600_vram_scratch_init(rdev);
2144	if (r)
2145		return r;
2146
2147	evergreen_mc_program(rdev);
2148
2149	if (!(rdev->flags & RADEON_IS_IGP) && !rdev->pm.dpm_enabled) {
2150		r = ni_mc_load_microcode(rdev);
2151		if (r) {
2152			DRM_ERROR("Failed to load MC firmware!\n");
2153			return r;
2154		}
2155	}
2156
2157	r = cayman_pcie_gart_enable(rdev);
2158	if (r)
2159		return r;
2160	cayman_gpu_init(rdev);
2161
2162	/* allocate rlc buffers */
2163	if (rdev->flags & RADEON_IS_IGP) {
2164		rdev->rlc.reg_list = tn_rlc_save_restore_register_list;
2165		rdev->rlc.reg_list_size =
2166			(u32)ARRAY_SIZE(tn_rlc_save_restore_register_list);
2167		rdev->rlc.cs_data = cayman_cs_data;
2168		r = sumo_rlc_init(rdev);
2169		if (r) {
2170			DRM_ERROR("Failed to init rlc BOs!\n");
2171			return r;
2172		}
2173	}
2174
2175	/* allocate wb buffer */
2176	r = radeon_wb_init(rdev);
2177	if (r)
2178		return r;
2179
2180	r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX);
2181	if (r) {
2182		dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
2183		return r;
2184	}
2185
2186	cayman_uvd_start(rdev);
2187	cayman_vce_start(rdev);
2188
2189	r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_CP1_INDEX);
2190	if (r) {
2191		dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
2192		return r;
2193	}
2194
2195	r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_CP2_INDEX);
2196	if (r) {
2197		dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
2198		return r;
2199	}
2200
2201	r = radeon_fence_driver_start_ring(rdev, R600_RING_TYPE_DMA_INDEX);
2202	if (r) {
2203		dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r);
2204		return r;
2205	}
2206
2207	r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_DMA1_INDEX);
2208	if (r) {
2209		dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r);
2210		return r;
2211	}
2212
2213	/* Enable IRQ */
2214	if (!rdev->irq.installed) {
2215		r = radeon_irq_kms_init(rdev);
2216		if (r)
2217			return r;
2218	}
2219
2220	r = r600_irq_init(rdev);
2221	if (r) {
2222		DRM_ERROR("radeon: IH init failed (%d).\n", r);
2223		radeon_irq_kms_fini(rdev);
2224		return r;
2225	}
2226	evergreen_irq_set(rdev);
2227
2228	r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP_RPTR_OFFSET,
2229			     RADEON_CP_PACKET2);
2230	if (r)
2231		return r;
2232
2233	ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX];
2234	r = radeon_ring_init(rdev, ring, ring->ring_size, R600_WB_DMA_RPTR_OFFSET,
2235			     DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0));
2236	if (r)
2237		return r;
2238
2239	ring = &rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX];
2240	r = radeon_ring_init(rdev, ring, ring->ring_size, CAYMAN_WB_DMA1_RPTR_OFFSET,
2241			     DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0));
2242	if (r)
2243		return r;
2244
2245	r = cayman_cp_load_microcode(rdev);
2246	if (r)
2247		return r;
2248	r = cayman_cp_resume(rdev);
2249	if (r)
2250		return r;
2251
2252	r = cayman_dma_resume(rdev);
2253	if (r)
2254		return r;
2255
2256	cayman_uvd_resume(rdev);
2257	cayman_vce_resume(rdev);
2258
2259	r = radeon_ib_pool_init(rdev);
2260	if (r) {
2261		dev_err(rdev->dev, "IB initialization failed (%d).\n", r);
2262		return r;
2263	}
2264
2265	r = radeon_vm_manager_init(rdev);
2266	if (r) {
2267		dev_err(rdev->dev, "vm manager initialization failed (%d).\n", r);
2268		return r;
2269	}
2270
2271	r = radeon_audio_init(rdev);
2272	if (r)
2273		return r;
2274
2275	return 0;
2276}
2277
2278int cayman_resume(struct radeon_device *rdev)
2279{
2280	int r;
2281
2282	/* Do not reset GPU before posting, on rv770 hw unlike on r500 hw,
2283	 * posting will perform necessary task to bring back GPU into good
2284	 * shape.
2285	 */
2286	/* post card */
2287	atom_asic_init(rdev->mode_info.atom_context);
2288
2289	/* init golden registers */
2290	ni_init_golden_registers(rdev);
2291
2292	if (rdev->pm.pm_method == PM_METHOD_DPM)
2293		radeon_pm_resume(rdev);
2294
2295	rdev->accel_working = true;
2296	r = cayman_startup(rdev);
2297	if (r) {
2298		DRM_ERROR("cayman startup failed on resume\n");
2299		rdev->accel_working = false;
2300		return r;
2301	}
2302	return r;
2303}
2304
2305int cayman_suspend(struct radeon_device *rdev)
2306{
2307	radeon_pm_suspend(rdev);
2308	radeon_audio_fini(rdev);
2309	radeon_vm_manager_fini(rdev);
2310	cayman_cp_enable(rdev, false);
2311	cayman_dma_stop(rdev);
2312	if (rdev->has_uvd) {
2313		radeon_uvd_suspend(rdev);
2314		uvd_v1_0_fini(rdev);
 
2315	}
2316	evergreen_irq_suspend(rdev);
2317	radeon_wb_disable(rdev);
2318	cayman_pcie_gart_disable(rdev);
2319	return 0;
2320}
2321
2322/* Plan is to move initialization in that function and use
2323 * helper function so that radeon_device_init pretty much
2324 * do nothing more than calling asic specific function. This
2325 * should also allow to remove a bunch of callback function
2326 * like vram_info.
2327 */
2328int cayman_init(struct radeon_device *rdev)
2329{
2330	struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
2331	int r;
2332
2333	/* Read BIOS */
2334	if (!radeon_get_bios(rdev)) {
2335		if (ASIC_IS_AVIVO(rdev))
2336			return -EINVAL;
2337	}
2338	/* Must be an ATOMBIOS */
2339	if (!rdev->is_atom_bios) {
2340		dev_err(rdev->dev, "Expecting atombios for cayman GPU\n");
2341		return -EINVAL;
2342	}
2343	r = radeon_atombios_init(rdev);
2344	if (r)
2345		return r;
2346
2347	/* Post card if necessary */
2348	if (!radeon_card_posted(rdev)) {
2349		if (!rdev->bios) {
2350			dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n");
2351			return -EINVAL;
2352		}
2353		DRM_INFO("GPU not posted. posting now...\n");
2354		atom_asic_init(rdev->mode_info.atom_context);
2355	}
2356	/* init golden registers */
2357	ni_init_golden_registers(rdev);
2358	/* Initialize scratch registers */
2359	r600_scratch_init(rdev);
2360	/* Initialize surface registers */
2361	radeon_surface_init(rdev);
2362	/* Initialize clocks */
2363	radeon_get_clock_info(rdev_to_drm(rdev));
2364	/* Fence driver */
2365	radeon_fence_driver_init(rdev);
 
 
2366	/* initialize memory controller */
2367	r = evergreen_mc_init(rdev);
2368	if (r)
2369		return r;
2370	/* Memory manager */
2371	r = radeon_bo_init(rdev);
2372	if (r)
2373		return r;
2374
2375	if (rdev->flags & RADEON_IS_IGP) {
2376		if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) {
2377			r = ni_init_microcode(rdev);
2378			if (r) {
2379				DRM_ERROR("Failed to load firmware!\n");
2380				return r;
2381			}
2382		}
2383	} else {
2384		if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw || !rdev->mc_fw) {
2385			r = ni_init_microcode(rdev);
2386			if (r) {
2387				DRM_ERROR("Failed to load firmware!\n");
2388				return r;
2389			}
2390		}
2391	}
2392
2393	/* Initialize power management */
2394	radeon_pm_init(rdev);
2395
2396	ring->ring_obj = NULL;
2397	r600_ring_init(rdev, ring, 1024 * 1024);
2398
2399	ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX];
2400	ring->ring_obj = NULL;
2401	r600_ring_init(rdev, ring, 64 * 1024);
2402
2403	ring = &rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX];
2404	ring->ring_obj = NULL;
2405	r600_ring_init(rdev, ring, 64 * 1024);
2406
2407	cayman_uvd_init(rdev);
2408	cayman_vce_init(rdev);
2409
2410	rdev->ih.ring_obj = NULL;
2411	r600_ih_ring_init(rdev, 64 * 1024);
2412
2413	r = r600_pcie_gart_init(rdev);
2414	if (r)
2415		return r;
2416
2417	rdev->accel_working = true;
2418	r = cayman_startup(rdev);
2419	if (r) {
2420		dev_err(rdev->dev, "disabling GPU acceleration\n");
2421		cayman_cp_fini(rdev);
2422		cayman_dma_fini(rdev);
2423		r600_irq_fini(rdev);
2424		if (rdev->flags & RADEON_IS_IGP)
2425			sumo_rlc_fini(rdev);
2426		radeon_wb_fini(rdev);
2427		radeon_ib_pool_fini(rdev);
2428		radeon_vm_manager_fini(rdev);
2429		radeon_irq_kms_fini(rdev);
2430		cayman_pcie_gart_fini(rdev);
2431		rdev->accel_working = false;
2432	}
2433
2434	/* Don't start up if the MC ucode is missing.
2435	 * The default clocks and voltages before the MC ucode
2436	 * is loaded are not suffient for advanced operations.
2437	 *
2438	 * We can skip this check for TN, because there is no MC
2439	 * ucode.
2440	 */
2441	if (!rdev->mc_fw && !(rdev->flags & RADEON_IS_IGP)) {
2442		DRM_ERROR("radeon: MC ucode required for NI+.\n");
2443		return -EINVAL;
2444	}
2445
2446	return 0;
2447}
2448
2449void cayman_fini(struct radeon_device *rdev)
2450{
2451	radeon_pm_fini(rdev);
2452	cayman_cp_fini(rdev);
2453	cayman_dma_fini(rdev);
2454	r600_irq_fini(rdev);
2455	if (rdev->flags & RADEON_IS_IGP)
2456		sumo_rlc_fini(rdev);
2457	radeon_wb_fini(rdev);
2458	radeon_vm_manager_fini(rdev);
2459	radeon_ib_pool_fini(rdev);
2460	radeon_irq_kms_fini(rdev);
2461	uvd_v1_0_fini(rdev);
2462	radeon_uvd_fini(rdev);
2463	if (rdev->has_vce)
2464		radeon_vce_fini(rdev);
2465	cayman_pcie_gart_fini(rdev);
2466	r600_vram_scratch_fini(rdev);
2467	radeon_gem_fini(rdev);
2468	radeon_fence_driver_fini(rdev);
2469	radeon_bo_fini(rdev);
2470	radeon_atombios_fini(rdev);
2471	kfree(rdev->bios);
2472	rdev->bios = NULL;
2473}
2474
2475/*
2476 * vm
2477 */
2478int cayman_vm_init(struct radeon_device *rdev)
2479{
2480	/* number of VMs */
2481	rdev->vm_manager.nvm = 8;
2482	/* base offset of vram pages */
2483	if (rdev->flags & RADEON_IS_IGP) {
2484		u64 tmp = RREG32(FUS_MC_VM_FB_OFFSET);
2485		tmp <<= 22;
2486		rdev->vm_manager.vram_base_offset = tmp;
2487	} else
2488		rdev->vm_manager.vram_base_offset = 0;
2489	return 0;
2490}
2491
2492void cayman_vm_fini(struct radeon_device *rdev)
2493{
2494}
2495
2496/**
2497 * cayman_vm_decode_fault - print human readable fault info
2498 *
2499 * @rdev: radeon_device pointer
2500 * @status: VM_CONTEXT1_PROTECTION_FAULT_STATUS register value
2501 * @addr: VM_CONTEXT1_PROTECTION_FAULT_ADDR register value
2502 *
2503 * Print human readable fault information (cayman/TN).
2504 */
2505void cayman_vm_decode_fault(struct radeon_device *rdev,
2506			    u32 status, u32 addr)
2507{
2508	u32 mc_id = (status & MEMORY_CLIENT_ID_MASK) >> MEMORY_CLIENT_ID_SHIFT;
2509	u32 vmid = (status & FAULT_VMID_MASK) >> FAULT_VMID_SHIFT;
2510	u32 protections = (status & PROTECTIONS_MASK) >> PROTECTIONS_SHIFT;
2511	char *block;
2512
2513	switch (mc_id) {
2514	case 32:
2515	case 16:
2516	case 96:
2517	case 80:
2518	case 160:
2519	case 144:
2520	case 224:
2521	case 208:
2522		block = "CB";
2523		break;
2524	case 33:
2525	case 17:
2526	case 97:
2527	case 81:
2528	case 161:
2529	case 145:
2530	case 225:
2531	case 209:
2532		block = "CB_FMASK";
2533		break;
2534	case 34:
2535	case 18:
2536	case 98:
2537	case 82:
2538	case 162:
2539	case 146:
2540	case 226:
2541	case 210:
2542		block = "CB_CMASK";
2543		break;
2544	case 35:
2545	case 19:
2546	case 99:
2547	case 83:
2548	case 163:
2549	case 147:
2550	case 227:
2551	case 211:
2552		block = "CB_IMMED";
2553		break;
2554	case 36:
2555	case 20:
2556	case 100:
2557	case 84:
2558	case 164:
2559	case 148:
2560	case 228:
2561	case 212:
2562		block = "DB";
2563		break;
2564	case 37:
2565	case 21:
2566	case 101:
2567	case 85:
2568	case 165:
2569	case 149:
2570	case 229:
2571	case 213:
2572		block = "DB_HTILE";
2573		break;
2574	case 38:
2575	case 22:
2576	case 102:
2577	case 86:
2578	case 166:
2579	case 150:
2580	case 230:
2581	case 214:
2582		block = "SX";
2583		break;
2584	case 39:
2585	case 23:
2586	case 103:
2587	case 87:
2588	case 167:
2589	case 151:
2590	case 231:
2591	case 215:
2592		block = "DB_STEN";
2593		break;
2594	case 40:
2595	case 24:
2596	case 104:
2597	case 88:
2598	case 232:
2599	case 216:
2600	case 168:
2601	case 152:
2602		block = "TC_TFETCH";
2603		break;
2604	case 41:
2605	case 25:
2606	case 105:
2607	case 89:
2608	case 233:
2609	case 217:
2610	case 169:
2611	case 153:
2612		block = "TC_VFETCH";
2613		break;
2614	case 42:
2615	case 26:
2616	case 106:
2617	case 90:
2618	case 234:
2619	case 218:
2620	case 170:
2621	case 154:
2622		block = "VC";
2623		break;
2624	case 112:
2625		block = "CP";
2626		break;
2627	case 113:
2628	case 114:
2629		block = "SH";
2630		break;
2631	case 115:
2632		block = "VGT";
2633		break;
2634	case 178:
2635		block = "IH";
2636		break;
2637	case 51:
2638		block = "RLC";
2639		break;
2640	case 55:
2641		block = "DMA";
2642		break;
2643	case 56:
2644		block = "HDP";
2645		break;
2646	default:
2647		block = "unknown";
2648		break;
2649	}
2650
2651	printk("VM fault (0x%02x, vmid %d) at page %u, %s from %s (%d)\n",
2652	       protections, vmid, addr,
2653	       (status & MEMORY_CLIENT_RW_MASK) ? "write" : "read",
2654	       block, mc_id);
2655}
2656
2657/*
2658 * cayman_vm_flush - vm flush using the CP
 
 
2659 *
2660 * Update the page table base and flush the VM TLB
2661 * using the CP (cayman-si).
2662 */
2663void cayman_vm_flush(struct radeon_device *rdev, struct radeon_ring *ring,
2664		     unsigned vm_id, uint64_t pd_addr)
2665{
2666	radeon_ring_write(ring, PACKET0(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm_id << 2), 0));
2667	radeon_ring_write(ring, pd_addr >> 12);
2668
2669	/* flush hdp cache */
2670	radeon_ring_write(ring, PACKET0(HDP_MEM_COHERENCY_FLUSH_CNTL, 0));
2671	radeon_ring_write(ring, 0x1);
2672
2673	/* bits 0-7 are the VM contexts0-7 */
2674	radeon_ring_write(ring, PACKET0(VM_INVALIDATE_REQUEST, 0));
2675	radeon_ring_write(ring, 1 << vm_id);
2676
2677	/* wait for the invalidate to complete */
2678	radeon_ring_write(ring, PACKET3(PACKET3_WAIT_REG_MEM, 5));
2679	radeon_ring_write(ring, (WAIT_REG_MEM_FUNCTION(0) |  /* always */
2680				 WAIT_REG_MEM_ENGINE(0))); /* me */
2681	radeon_ring_write(ring, VM_INVALIDATE_REQUEST >> 2);
2682	radeon_ring_write(ring, 0);
2683	radeon_ring_write(ring, 0); /* ref */
2684	radeon_ring_write(ring, 0); /* mask */
2685	radeon_ring_write(ring, 0x20); /* poll interval */
2686
2687	/* sync PFP to ME, otherwise we might get invalid PFP reads */
2688	radeon_ring_write(ring, PACKET3(PACKET3_PFP_SYNC_ME, 0));
2689	radeon_ring_write(ring, 0x0);
2690}
2691
2692int tn_set_vce_clocks(struct radeon_device *rdev, u32 evclk, u32 ecclk)
2693{
2694	struct atom_clock_dividers dividers;
2695	int r, i;
2696
2697	r = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM,
2698					   ecclk, false, &dividers);
2699	if (r)
2700		return r;
2701
2702	for (i = 0; i < 100; i++) {
2703		if (RREG32(CG_ECLK_STATUS) & ECLK_STATUS)
2704			break;
2705		mdelay(10);
2706	}
2707	if (i == 100)
2708		return -ETIMEDOUT;
2709
2710	WREG32_P(CG_ECLK_CNTL, dividers.post_div, ~(ECLK_DIR_CNTL_EN|ECLK_DIVIDER_MASK));
2711
2712	for (i = 0; i < 100; i++) {
2713		if (RREG32(CG_ECLK_STATUS) & ECLK_STATUS)
2714			break;
2715		mdelay(10);
2716	}
2717	if (i == 100)
2718		return -ETIMEDOUT;
2719
2720	return 0;
2721}
v5.9
   1/*
   2 * Copyright 2010 Advanced Micro Devices, 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: Alex Deucher
  23 */
  24
  25#include <linux/firmware.h>
  26#include <linux/module.h>
  27#include <linux/pci.h>
  28#include <linux/slab.h>
  29
  30#include <drm/radeon_drm.h>
  31
  32#include "atom.h"
  33#include "cayman_blit_shaders.h"
  34#include "clearstate_cayman.h"
 
 
  35#include "ni_reg.h"
  36#include "nid.h"
  37#include "radeon.h"
  38#include "radeon_asic.h"
  39#include "radeon_audio.h"
  40#include "radeon_ucode.h"
  41
  42/*
  43 * Indirect registers accessor
  44 */
  45u32 tn_smc_rreg(struct radeon_device *rdev, u32 reg)
  46{
  47	unsigned long flags;
  48	u32 r;
  49
  50	spin_lock_irqsave(&rdev->smc_idx_lock, flags);
  51	WREG32(TN_SMC_IND_INDEX_0, (reg));
  52	r = RREG32(TN_SMC_IND_DATA_0);
  53	spin_unlock_irqrestore(&rdev->smc_idx_lock, flags);
  54	return r;
  55}
  56
  57void tn_smc_wreg(struct radeon_device *rdev, u32 reg, u32 v)
  58{
  59	unsigned long flags;
  60
  61	spin_lock_irqsave(&rdev->smc_idx_lock, flags);
  62	WREG32(TN_SMC_IND_INDEX_0, (reg));
  63	WREG32(TN_SMC_IND_DATA_0, (v));
  64	spin_unlock_irqrestore(&rdev->smc_idx_lock, flags);
  65}
  66
  67static const u32 tn_rlc_save_restore_register_list[] =
  68{
  69	0x98fc,
  70	0x98f0,
  71	0x9834,
  72	0x9838,
  73	0x9870,
  74	0x9874,
  75	0x8a14,
  76	0x8b24,
  77	0x8bcc,
  78	0x8b10,
  79	0x8c30,
  80	0x8d00,
  81	0x8d04,
  82	0x8c00,
  83	0x8c04,
  84	0x8c10,
  85	0x8c14,
  86	0x8d8c,
  87	0x8cf0,
  88	0x8e38,
  89	0x9508,
  90	0x9688,
  91	0x9608,
  92	0x960c,
  93	0x9610,
  94	0x9614,
  95	0x88c4,
  96	0x8978,
  97	0x88d4,
  98	0x900c,
  99	0x9100,
 100	0x913c,
 101	0x90e8,
 102	0x9354,
 103	0xa008,
 104	0x98f8,
 105	0x9148,
 106	0x914c,
 107	0x3f94,
 108	0x98f4,
 109	0x9b7c,
 110	0x3f8c,
 111	0x8950,
 112	0x8954,
 113	0x8a18,
 114	0x8b28,
 115	0x9144,
 116	0x3f90,
 117	0x915c,
 118	0x9160,
 119	0x9178,
 120	0x917c,
 121	0x9180,
 122	0x918c,
 123	0x9190,
 124	0x9194,
 125	0x9198,
 126	0x919c,
 127	0x91a8,
 128	0x91ac,
 129	0x91b0,
 130	0x91b4,
 131	0x91b8,
 132	0x91c4,
 133	0x91c8,
 134	0x91cc,
 135	0x91d0,
 136	0x91d4,
 137	0x91e0,
 138	0x91e4,
 139	0x91ec,
 140	0x91f0,
 141	0x91f4,
 142	0x9200,
 143	0x9204,
 144	0x929c,
 145	0x8030,
 146	0x9150,
 147	0x9a60,
 148	0x920c,
 149	0x9210,
 150	0x9228,
 151	0x922c,
 152	0x9244,
 153	0x9248,
 154	0x91e8,
 155	0x9294,
 156	0x9208,
 157	0x9224,
 158	0x9240,
 159	0x9220,
 160	0x923c,
 161	0x9258,
 162	0x9744,
 163	0xa200,
 164	0xa204,
 165	0xa208,
 166	0xa20c,
 167	0x8d58,
 168	0x9030,
 169	0x9034,
 170	0x9038,
 171	0x903c,
 172	0x9040,
 173	0x9654,
 174	0x897c,
 175	0xa210,
 176	0xa214,
 177	0x9868,
 178	0xa02c,
 179	0x9664,
 180	0x9698,
 181	0x949c,
 182	0x8e10,
 183	0x8e18,
 184	0x8c50,
 185	0x8c58,
 186	0x8c60,
 187	0x8c68,
 188	0x89b4,
 189	0x9830,
 190	0x802c,
 191};
 192
 193extern bool evergreen_is_display_hung(struct radeon_device *rdev);
 194extern void evergreen_print_gpu_status_regs(struct radeon_device *rdev);
 195extern void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *save);
 196extern void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *save);
 197extern int evergreen_mc_wait_for_idle(struct radeon_device *rdev);
 198extern void evergreen_mc_program(struct radeon_device *rdev);
 199extern void evergreen_irq_suspend(struct radeon_device *rdev);
 200extern int evergreen_mc_init(struct radeon_device *rdev);
 201extern void evergreen_fix_pci_max_read_req_size(struct radeon_device *rdev);
 202extern void evergreen_pcie_gen2_enable(struct radeon_device *rdev);
 203extern void evergreen_program_aspm(struct radeon_device *rdev);
 204extern void sumo_rlc_fini(struct radeon_device *rdev);
 205extern int sumo_rlc_init(struct radeon_device *rdev);
 206extern void evergreen_gpu_pci_config_reset(struct radeon_device *rdev);
 207
 208/* Firmware Names */
 209MODULE_FIRMWARE("radeon/BARTS_pfp.bin");
 210MODULE_FIRMWARE("radeon/BARTS_me.bin");
 211MODULE_FIRMWARE("radeon/BARTS_mc.bin");
 212MODULE_FIRMWARE("radeon/BARTS_smc.bin");
 213MODULE_FIRMWARE("radeon/BTC_rlc.bin");
 214MODULE_FIRMWARE("radeon/TURKS_pfp.bin");
 215MODULE_FIRMWARE("radeon/TURKS_me.bin");
 216MODULE_FIRMWARE("radeon/TURKS_mc.bin");
 217MODULE_FIRMWARE("radeon/TURKS_smc.bin");
 218MODULE_FIRMWARE("radeon/CAICOS_pfp.bin");
 219MODULE_FIRMWARE("radeon/CAICOS_me.bin");
 220MODULE_FIRMWARE("radeon/CAICOS_mc.bin");
 221MODULE_FIRMWARE("radeon/CAICOS_smc.bin");
 222MODULE_FIRMWARE("radeon/CAYMAN_pfp.bin");
 223MODULE_FIRMWARE("radeon/CAYMAN_me.bin");
 224MODULE_FIRMWARE("radeon/CAYMAN_mc.bin");
 225MODULE_FIRMWARE("radeon/CAYMAN_rlc.bin");
 226MODULE_FIRMWARE("radeon/CAYMAN_smc.bin");
 227MODULE_FIRMWARE("radeon/ARUBA_pfp.bin");
 228MODULE_FIRMWARE("radeon/ARUBA_me.bin");
 229MODULE_FIRMWARE("radeon/ARUBA_rlc.bin");
 230
 231
 232static const u32 cayman_golden_registers2[] =
 233{
 234	0x3e5c, 0xffffffff, 0x00000000,
 235	0x3e48, 0xffffffff, 0x00000000,
 236	0x3e4c, 0xffffffff, 0x00000000,
 237	0x3e64, 0xffffffff, 0x00000000,
 238	0x3e50, 0xffffffff, 0x00000000,
 239	0x3e60, 0xffffffff, 0x00000000
 240};
 241
 242static const u32 cayman_golden_registers[] =
 243{
 244	0x5eb4, 0xffffffff, 0x00000002,
 245	0x5e78, 0x8f311ff1, 0x001000f0,
 246	0x3f90, 0xffff0000, 0xff000000,
 247	0x9148, 0xffff0000, 0xff000000,
 248	0x3f94, 0xffff0000, 0xff000000,
 249	0x914c, 0xffff0000, 0xff000000,
 250	0xc78, 0x00000080, 0x00000080,
 251	0xbd4, 0x70073777, 0x00011003,
 252	0xd02c, 0xbfffff1f, 0x08421000,
 253	0xd0b8, 0x73773777, 0x02011003,
 254	0x5bc0, 0x00200000, 0x50100000,
 255	0x98f8, 0x33773777, 0x02011003,
 256	0x98fc, 0xffffffff, 0x76541032,
 257	0x7030, 0x31000311, 0x00000011,
 258	0x2f48, 0x33773777, 0x42010001,
 259	0x6b28, 0x00000010, 0x00000012,
 260	0x7728, 0x00000010, 0x00000012,
 261	0x10328, 0x00000010, 0x00000012,
 262	0x10f28, 0x00000010, 0x00000012,
 263	0x11b28, 0x00000010, 0x00000012,
 264	0x12728, 0x00000010, 0x00000012,
 265	0x240c, 0x000007ff, 0x00000000,
 266	0x8a14, 0xf000001f, 0x00000007,
 267	0x8b24, 0x3fff3fff, 0x00ff0fff,
 268	0x8b10, 0x0000ff0f, 0x00000000,
 269	0x28a4c, 0x07ffffff, 0x06000000,
 270	0x10c, 0x00000001, 0x00010003,
 271	0xa02c, 0xffffffff, 0x0000009b,
 272	0x913c, 0x0000010f, 0x01000100,
 273	0x8c04, 0xf8ff00ff, 0x40600060,
 274	0x28350, 0x00000f01, 0x00000000,
 275	0x9508, 0x3700001f, 0x00000002,
 276	0x960c, 0xffffffff, 0x54763210,
 277	0x88c4, 0x001f3ae3, 0x00000082,
 278	0x88d0, 0xffffffff, 0x0f40df40,
 279	0x88d4, 0x0000001f, 0x00000010,
 280	0x8974, 0xffffffff, 0x00000000
 281};
 282
 283static const u32 dvst_golden_registers2[] =
 284{
 285	0x8f8, 0xffffffff, 0,
 286	0x8fc, 0x00380000, 0,
 287	0x8f8, 0xffffffff, 1,
 288	0x8fc, 0x0e000000, 0
 289};
 290
 291static const u32 dvst_golden_registers[] =
 292{
 293	0x690, 0x3fff3fff, 0x20c00033,
 294	0x918c, 0x0fff0fff, 0x00010006,
 295	0x91a8, 0x0fff0fff, 0x00010006,
 296	0x9150, 0xffffdfff, 0x6e944040,
 297	0x917c, 0x0fff0fff, 0x00030002,
 298	0x9198, 0x0fff0fff, 0x00030002,
 299	0x915c, 0x0fff0fff, 0x00010000,
 300	0x3f90, 0xffff0001, 0xff000000,
 301	0x9178, 0x0fff0fff, 0x00070000,
 302	0x9194, 0x0fff0fff, 0x00070000,
 303	0x9148, 0xffff0001, 0xff000000,
 304	0x9190, 0x0fff0fff, 0x00090008,
 305	0x91ac, 0x0fff0fff, 0x00090008,
 306	0x3f94, 0xffff0000, 0xff000000,
 307	0x914c, 0xffff0000, 0xff000000,
 308	0x929c, 0x00000fff, 0x00000001,
 309	0x55e4, 0xff607fff, 0xfc000100,
 310	0x8a18, 0xff000fff, 0x00000100,
 311	0x8b28, 0xff000fff, 0x00000100,
 312	0x9144, 0xfffc0fff, 0x00000100,
 313	0x6ed8, 0x00010101, 0x00010000,
 314	0x9830, 0xffffffff, 0x00000000,
 315	0x9834, 0xf00fffff, 0x00000400,
 316	0x9838, 0xfffffffe, 0x00000000,
 317	0xd0c0, 0xff000fff, 0x00000100,
 318	0xd02c, 0xbfffff1f, 0x08421000,
 319	0xd0b8, 0x73773777, 0x12010001,
 320	0x5bb0, 0x000000f0, 0x00000070,
 321	0x98f8, 0x73773777, 0x12010001,
 322	0x98fc, 0xffffffff, 0x00000010,
 323	0x9b7c, 0x00ff0000, 0x00fc0000,
 324	0x8030, 0x00001f0f, 0x0000100a,
 325	0x2f48, 0x73773777, 0x12010001,
 326	0x2408, 0x00030000, 0x000c007f,
 327	0x8a14, 0xf000003f, 0x00000007,
 328	0x8b24, 0x3fff3fff, 0x00ff0fff,
 329	0x8b10, 0x0000ff0f, 0x00000000,
 330	0x28a4c, 0x07ffffff, 0x06000000,
 331	0x4d8, 0x00000fff, 0x00000100,
 332	0xa008, 0xffffffff, 0x00010000,
 333	0x913c, 0xffff03ff, 0x01000100,
 334	0x8c00, 0x000000ff, 0x00000003,
 335	0x8c04, 0xf8ff00ff, 0x40600060,
 336	0x8cf0, 0x1fff1fff, 0x08e00410,
 337	0x28350, 0x00000f01, 0x00000000,
 338	0x9508, 0xf700071f, 0x00000002,
 339	0x960c, 0xffffffff, 0x54763210,
 340	0x20ef8, 0x01ff01ff, 0x00000002,
 341	0x20e98, 0xfffffbff, 0x00200000,
 342	0x2015c, 0xffffffff, 0x00000f40,
 343	0x88c4, 0x001f3ae3, 0x00000082,
 344	0x8978, 0x3fffffff, 0x04050140,
 345	0x88d4, 0x0000001f, 0x00000010,
 346	0x8974, 0xffffffff, 0x00000000
 347};
 348
 349static const u32 scrapper_golden_registers[] =
 350{
 351	0x690, 0x3fff3fff, 0x20c00033,
 352	0x918c, 0x0fff0fff, 0x00010006,
 353	0x918c, 0x0fff0fff, 0x00010006,
 354	0x91a8, 0x0fff0fff, 0x00010006,
 355	0x91a8, 0x0fff0fff, 0x00010006,
 356	0x9150, 0xffffdfff, 0x6e944040,
 357	0x9150, 0xffffdfff, 0x6e944040,
 358	0x917c, 0x0fff0fff, 0x00030002,
 359	0x917c, 0x0fff0fff, 0x00030002,
 360	0x9198, 0x0fff0fff, 0x00030002,
 361	0x9198, 0x0fff0fff, 0x00030002,
 362	0x915c, 0x0fff0fff, 0x00010000,
 363	0x915c, 0x0fff0fff, 0x00010000,
 364	0x3f90, 0xffff0001, 0xff000000,
 365	0x3f90, 0xffff0001, 0xff000000,
 366	0x9178, 0x0fff0fff, 0x00070000,
 367	0x9178, 0x0fff0fff, 0x00070000,
 368	0x9194, 0x0fff0fff, 0x00070000,
 369	0x9194, 0x0fff0fff, 0x00070000,
 370	0x9148, 0xffff0001, 0xff000000,
 371	0x9148, 0xffff0001, 0xff000000,
 372	0x9190, 0x0fff0fff, 0x00090008,
 373	0x9190, 0x0fff0fff, 0x00090008,
 374	0x91ac, 0x0fff0fff, 0x00090008,
 375	0x91ac, 0x0fff0fff, 0x00090008,
 376	0x3f94, 0xffff0000, 0xff000000,
 377	0x3f94, 0xffff0000, 0xff000000,
 378	0x914c, 0xffff0000, 0xff000000,
 379	0x914c, 0xffff0000, 0xff000000,
 380	0x929c, 0x00000fff, 0x00000001,
 381	0x929c, 0x00000fff, 0x00000001,
 382	0x55e4, 0xff607fff, 0xfc000100,
 383	0x8a18, 0xff000fff, 0x00000100,
 384	0x8a18, 0xff000fff, 0x00000100,
 385	0x8b28, 0xff000fff, 0x00000100,
 386	0x8b28, 0xff000fff, 0x00000100,
 387	0x9144, 0xfffc0fff, 0x00000100,
 388	0x9144, 0xfffc0fff, 0x00000100,
 389	0x6ed8, 0x00010101, 0x00010000,
 390	0x9830, 0xffffffff, 0x00000000,
 391	0x9830, 0xffffffff, 0x00000000,
 392	0x9834, 0xf00fffff, 0x00000400,
 393	0x9834, 0xf00fffff, 0x00000400,
 394	0x9838, 0xfffffffe, 0x00000000,
 395	0x9838, 0xfffffffe, 0x00000000,
 396	0xd0c0, 0xff000fff, 0x00000100,
 397	0xd02c, 0xbfffff1f, 0x08421000,
 398	0xd02c, 0xbfffff1f, 0x08421000,
 399	0xd0b8, 0x73773777, 0x12010001,
 400	0xd0b8, 0x73773777, 0x12010001,
 401	0x5bb0, 0x000000f0, 0x00000070,
 402	0x98f8, 0x73773777, 0x12010001,
 403	0x98f8, 0x73773777, 0x12010001,
 404	0x98fc, 0xffffffff, 0x00000010,
 405	0x98fc, 0xffffffff, 0x00000010,
 406	0x9b7c, 0x00ff0000, 0x00fc0000,
 407	0x9b7c, 0x00ff0000, 0x00fc0000,
 408	0x8030, 0x00001f0f, 0x0000100a,
 409	0x8030, 0x00001f0f, 0x0000100a,
 410	0x2f48, 0x73773777, 0x12010001,
 411	0x2f48, 0x73773777, 0x12010001,
 412	0x2408, 0x00030000, 0x000c007f,
 413	0x8a14, 0xf000003f, 0x00000007,
 414	0x8a14, 0xf000003f, 0x00000007,
 415	0x8b24, 0x3fff3fff, 0x00ff0fff,
 416	0x8b24, 0x3fff3fff, 0x00ff0fff,
 417	0x8b10, 0x0000ff0f, 0x00000000,
 418	0x8b10, 0x0000ff0f, 0x00000000,
 419	0x28a4c, 0x07ffffff, 0x06000000,
 420	0x28a4c, 0x07ffffff, 0x06000000,
 421	0x4d8, 0x00000fff, 0x00000100,
 422	0x4d8, 0x00000fff, 0x00000100,
 423	0xa008, 0xffffffff, 0x00010000,
 424	0xa008, 0xffffffff, 0x00010000,
 425	0x913c, 0xffff03ff, 0x01000100,
 426	0x913c, 0xffff03ff, 0x01000100,
 427	0x90e8, 0x001fffff, 0x010400c0,
 428	0x8c00, 0x000000ff, 0x00000003,
 429	0x8c00, 0x000000ff, 0x00000003,
 430	0x8c04, 0xf8ff00ff, 0x40600060,
 431	0x8c04, 0xf8ff00ff, 0x40600060,
 432	0x8c30, 0x0000000f, 0x00040005,
 433	0x8cf0, 0x1fff1fff, 0x08e00410,
 434	0x8cf0, 0x1fff1fff, 0x08e00410,
 435	0x900c, 0x00ffffff, 0x0017071f,
 436	0x28350, 0x00000f01, 0x00000000,
 437	0x28350, 0x00000f01, 0x00000000,
 438	0x9508, 0xf700071f, 0x00000002,
 439	0x9508, 0xf700071f, 0x00000002,
 440	0x9688, 0x00300000, 0x0017000f,
 441	0x960c, 0xffffffff, 0x54763210,
 442	0x960c, 0xffffffff, 0x54763210,
 443	0x20ef8, 0x01ff01ff, 0x00000002,
 444	0x20e98, 0xfffffbff, 0x00200000,
 445	0x2015c, 0xffffffff, 0x00000f40,
 446	0x88c4, 0x001f3ae3, 0x00000082,
 447	0x88c4, 0x001f3ae3, 0x00000082,
 448	0x8978, 0x3fffffff, 0x04050140,
 449	0x8978, 0x3fffffff, 0x04050140,
 450	0x88d4, 0x0000001f, 0x00000010,
 451	0x88d4, 0x0000001f, 0x00000010,
 452	0x8974, 0xffffffff, 0x00000000,
 453	0x8974, 0xffffffff, 0x00000000
 454};
 455
 456static void ni_init_golden_registers(struct radeon_device *rdev)
 457{
 458	switch (rdev->family) {
 459	case CHIP_CAYMAN:
 460		radeon_program_register_sequence(rdev,
 461						 cayman_golden_registers,
 462						 (const u32)ARRAY_SIZE(cayman_golden_registers));
 463		radeon_program_register_sequence(rdev,
 464						 cayman_golden_registers2,
 465						 (const u32)ARRAY_SIZE(cayman_golden_registers2));
 466		break;
 467	case CHIP_ARUBA:
 468		if ((rdev->pdev->device == 0x9900) ||
 469		    (rdev->pdev->device == 0x9901) ||
 470		    (rdev->pdev->device == 0x9903) ||
 471		    (rdev->pdev->device == 0x9904) ||
 472		    (rdev->pdev->device == 0x9905) ||
 473		    (rdev->pdev->device == 0x9906) ||
 474		    (rdev->pdev->device == 0x9907) ||
 475		    (rdev->pdev->device == 0x9908) ||
 476		    (rdev->pdev->device == 0x9909) ||
 477		    (rdev->pdev->device == 0x990A) ||
 478		    (rdev->pdev->device == 0x990B) ||
 479		    (rdev->pdev->device == 0x990C) ||
 480		    (rdev->pdev->device == 0x990D) ||
 481		    (rdev->pdev->device == 0x990E) ||
 482		    (rdev->pdev->device == 0x990F) ||
 483		    (rdev->pdev->device == 0x9910) ||
 484		    (rdev->pdev->device == 0x9913) ||
 485		    (rdev->pdev->device == 0x9917) ||
 486		    (rdev->pdev->device == 0x9918)) {
 487			radeon_program_register_sequence(rdev,
 488							 dvst_golden_registers,
 489							 (const u32)ARRAY_SIZE(dvst_golden_registers));
 490			radeon_program_register_sequence(rdev,
 491							 dvst_golden_registers2,
 492							 (const u32)ARRAY_SIZE(dvst_golden_registers2));
 493		} else {
 494			radeon_program_register_sequence(rdev,
 495							 scrapper_golden_registers,
 496							 (const u32)ARRAY_SIZE(scrapper_golden_registers));
 497			radeon_program_register_sequence(rdev,
 498							 dvst_golden_registers2,
 499							 (const u32)ARRAY_SIZE(dvst_golden_registers2));
 500		}
 501		break;
 502	default:
 503		break;
 504	}
 505}
 506
 507#define BTC_IO_MC_REGS_SIZE 29
 508
 509static const u32 barts_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = {
 510	{0x00000077, 0xff010100},
 511	{0x00000078, 0x00000000},
 512	{0x00000079, 0x00001434},
 513	{0x0000007a, 0xcc08ec08},
 514	{0x0000007b, 0x00040000},
 515	{0x0000007c, 0x000080c0},
 516	{0x0000007d, 0x09000000},
 517	{0x0000007e, 0x00210404},
 518	{0x00000081, 0x08a8e800},
 519	{0x00000082, 0x00030444},
 520	{0x00000083, 0x00000000},
 521	{0x00000085, 0x00000001},
 522	{0x00000086, 0x00000002},
 523	{0x00000087, 0x48490000},
 524	{0x00000088, 0x20244647},
 525	{0x00000089, 0x00000005},
 526	{0x0000008b, 0x66030000},
 527	{0x0000008c, 0x00006603},
 528	{0x0000008d, 0x00000100},
 529	{0x0000008f, 0x00001c0a},
 530	{0x00000090, 0xff000001},
 531	{0x00000094, 0x00101101},
 532	{0x00000095, 0x00000fff},
 533	{0x00000096, 0x00116fff},
 534	{0x00000097, 0x60010000},
 535	{0x00000098, 0x10010000},
 536	{0x00000099, 0x00006000},
 537	{0x0000009a, 0x00001000},
 538	{0x0000009f, 0x00946a00}
 539};
 540
 541static const u32 turks_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = {
 542	{0x00000077, 0xff010100},
 543	{0x00000078, 0x00000000},
 544	{0x00000079, 0x00001434},
 545	{0x0000007a, 0xcc08ec08},
 546	{0x0000007b, 0x00040000},
 547	{0x0000007c, 0x000080c0},
 548	{0x0000007d, 0x09000000},
 549	{0x0000007e, 0x00210404},
 550	{0x00000081, 0x08a8e800},
 551	{0x00000082, 0x00030444},
 552	{0x00000083, 0x00000000},
 553	{0x00000085, 0x00000001},
 554	{0x00000086, 0x00000002},
 555	{0x00000087, 0x48490000},
 556	{0x00000088, 0x20244647},
 557	{0x00000089, 0x00000005},
 558	{0x0000008b, 0x66030000},
 559	{0x0000008c, 0x00006603},
 560	{0x0000008d, 0x00000100},
 561	{0x0000008f, 0x00001c0a},
 562	{0x00000090, 0xff000001},
 563	{0x00000094, 0x00101101},
 564	{0x00000095, 0x00000fff},
 565	{0x00000096, 0x00116fff},
 566	{0x00000097, 0x60010000},
 567	{0x00000098, 0x10010000},
 568	{0x00000099, 0x00006000},
 569	{0x0000009a, 0x00001000},
 570	{0x0000009f, 0x00936a00}
 571};
 572
 573static const u32 caicos_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = {
 574	{0x00000077, 0xff010100},
 575	{0x00000078, 0x00000000},
 576	{0x00000079, 0x00001434},
 577	{0x0000007a, 0xcc08ec08},
 578	{0x0000007b, 0x00040000},
 579	{0x0000007c, 0x000080c0},
 580	{0x0000007d, 0x09000000},
 581	{0x0000007e, 0x00210404},
 582	{0x00000081, 0x08a8e800},
 583	{0x00000082, 0x00030444},
 584	{0x00000083, 0x00000000},
 585	{0x00000085, 0x00000001},
 586	{0x00000086, 0x00000002},
 587	{0x00000087, 0x48490000},
 588	{0x00000088, 0x20244647},
 589	{0x00000089, 0x00000005},
 590	{0x0000008b, 0x66030000},
 591	{0x0000008c, 0x00006603},
 592	{0x0000008d, 0x00000100},
 593	{0x0000008f, 0x00001c0a},
 594	{0x00000090, 0xff000001},
 595	{0x00000094, 0x00101101},
 596	{0x00000095, 0x00000fff},
 597	{0x00000096, 0x00116fff},
 598	{0x00000097, 0x60010000},
 599	{0x00000098, 0x10010000},
 600	{0x00000099, 0x00006000},
 601	{0x0000009a, 0x00001000},
 602	{0x0000009f, 0x00916a00}
 603};
 604
 605static const u32 cayman_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = {
 606	{0x00000077, 0xff010100},
 607	{0x00000078, 0x00000000},
 608	{0x00000079, 0x00001434},
 609	{0x0000007a, 0xcc08ec08},
 610	{0x0000007b, 0x00040000},
 611	{0x0000007c, 0x000080c0},
 612	{0x0000007d, 0x09000000},
 613	{0x0000007e, 0x00210404},
 614	{0x00000081, 0x08a8e800},
 615	{0x00000082, 0x00030444},
 616	{0x00000083, 0x00000000},
 617	{0x00000085, 0x00000001},
 618	{0x00000086, 0x00000002},
 619	{0x00000087, 0x48490000},
 620	{0x00000088, 0x20244647},
 621	{0x00000089, 0x00000005},
 622	{0x0000008b, 0x66030000},
 623	{0x0000008c, 0x00006603},
 624	{0x0000008d, 0x00000100},
 625	{0x0000008f, 0x00001c0a},
 626	{0x00000090, 0xff000001},
 627	{0x00000094, 0x00101101},
 628	{0x00000095, 0x00000fff},
 629	{0x00000096, 0x00116fff},
 630	{0x00000097, 0x60010000},
 631	{0x00000098, 0x10010000},
 632	{0x00000099, 0x00006000},
 633	{0x0000009a, 0x00001000},
 634	{0x0000009f, 0x00976b00}
 635};
 636
 637int ni_mc_load_microcode(struct radeon_device *rdev)
 638{
 639	const __be32 *fw_data;
 640	u32 mem_type, running, blackout = 0;
 641	u32 *io_mc_regs;
 642	int i, ucode_size, regs_size;
 643
 644	if (!rdev->mc_fw)
 645		return -EINVAL;
 646
 647	switch (rdev->family) {
 648	case CHIP_BARTS:
 649		io_mc_regs = (u32 *)&barts_io_mc_regs;
 650		ucode_size = BTC_MC_UCODE_SIZE;
 651		regs_size = BTC_IO_MC_REGS_SIZE;
 652		break;
 653	case CHIP_TURKS:
 654		io_mc_regs = (u32 *)&turks_io_mc_regs;
 655		ucode_size = BTC_MC_UCODE_SIZE;
 656		regs_size = BTC_IO_MC_REGS_SIZE;
 657		break;
 658	case CHIP_CAICOS:
 659	default:
 660		io_mc_regs = (u32 *)&caicos_io_mc_regs;
 661		ucode_size = BTC_MC_UCODE_SIZE;
 662		regs_size = BTC_IO_MC_REGS_SIZE;
 663		break;
 664	case CHIP_CAYMAN:
 665		io_mc_regs = (u32 *)&cayman_io_mc_regs;
 666		ucode_size = CAYMAN_MC_UCODE_SIZE;
 667		regs_size = BTC_IO_MC_REGS_SIZE;
 668		break;
 669	}
 670
 671	mem_type = (RREG32(MC_SEQ_MISC0) & MC_SEQ_MISC0_GDDR5_MASK) >> MC_SEQ_MISC0_GDDR5_SHIFT;
 672	running = RREG32(MC_SEQ_SUP_CNTL) & RUN_MASK;
 673
 674	if ((mem_type == MC_SEQ_MISC0_GDDR5_VALUE) && (running == 0)) {
 675		if (running) {
 676			blackout = RREG32(MC_SHARED_BLACKOUT_CNTL);
 677			WREG32(MC_SHARED_BLACKOUT_CNTL, 1);
 678		}
 679
 680		/* reset the engine and set to writable */
 681		WREG32(MC_SEQ_SUP_CNTL, 0x00000008);
 682		WREG32(MC_SEQ_SUP_CNTL, 0x00000010);
 683
 684		/* load mc io regs */
 685		for (i = 0; i < regs_size; i++) {
 686			WREG32(MC_SEQ_IO_DEBUG_INDEX, io_mc_regs[(i << 1)]);
 687			WREG32(MC_SEQ_IO_DEBUG_DATA, io_mc_regs[(i << 1) + 1]);
 688		}
 689		/* load the MC ucode */
 690		fw_data = (const __be32 *)rdev->mc_fw->data;
 691		for (i = 0; i < ucode_size; i++)
 692			WREG32(MC_SEQ_SUP_PGM, be32_to_cpup(fw_data++));
 693
 694		/* put the engine back into the active state */
 695		WREG32(MC_SEQ_SUP_CNTL, 0x00000008);
 696		WREG32(MC_SEQ_SUP_CNTL, 0x00000004);
 697		WREG32(MC_SEQ_SUP_CNTL, 0x00000001);
 698
 699		/* wait for training to complete */
 700		for (i = 0; i < rdev->usec_timeout; i++) {
 701			if (RREG32(MC_IO_PAD_CNTL_D0) & MEM_FALL_OUT_CMD)
 702				break;
 703			udelay(1);
 704		}
 705
 706		if (running)
 707			WREG32(MC_SHARED_BLACKOUT_CNTL, blackout);
 708	}
 709
 710	return 0;
 711}
 712
 713int ni_init_microcode(struct radeon_device *rdev)
 714{
 715	const char *chip_name;
 716	const char *rlc_chip_name;
 717	size_t pfp_req_size, me_req_size, rlc_req_size, mc_req_size;
 718	size_t smc_req_size = 0;
 719	char fw_name[30];
 720	int err;
 721
 722	DRM_DEBUG("\n");
 723
 724	switch (rdev->family) {
 725	case CHIP_BARTS:
 726		chip_name = "BARTS";
 727		rlc_chip_name = "BTC";
 728		pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
 729		me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
 730		rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4;
 731		mc_req_size = BTC_MC_UCODE_SIZE * 4;
 732		smc_req_size = ALIGN(BARTS_SMC_UCODE_SIZE, 4);
 733		break;
 734	case CHIP_TURKS:
 735		chip_name = "TURKS";
 736		rlc_chip_name = "BTC";
 737		pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
 738		me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
 739		rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4;
 740		mc_req_size = BTC_MC_UCODE_SIZE * 4;
 741		smc_req_size = ALIGN(TURKS_SMC_UCODE_SIZE, 4);
 742		break;
 743	case CHIP_CAICOS:
 744		chip_name = "CAICOS";
 745		rlc_chip_name = "BTC";
 746		pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
 747		me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
 748		rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4;
 749		mc_req_size = BTC_MC_UCODE_SIZE * 4;
 750		smc_req_size = ALIGN(CAICOS_SMC_UCODE_SIZE, 4);
 751		break;
 752	case CHIP_CAYMAN:
 753		chip_name = "CAYMAN";
 754		rlc_chip_name = "CAYMAN";
 755		pfp_req_size = CAYMAN_PFP_UCODE_SIZE * 4;
 756		me_req_size = CAYMAN_PM4_UCODE_SIZE * 4;
 757		rlc_req_size = CAYMAN_RLC_UCODE_SIZE * 4;
 758		mc_req_size = CAYMAN_MC_UCODE_SIZE * 4;
 759		smc_req_size = ALIGN(CAYMAN_SMC_UCODE_SIZE, 4);
 760		break;
 761	case CHIP_ARUBA:
 762		chip_name = "ARUBA";
 763		rlc_chip_name = "ARUBA";
 764		/* pfp/me same size as CAYMAN */
 765		pfp_req_size = CAYMAN_PFP_UCODE_SIZE * 4;
 766		me_req_size = CAYMAN_PM4_UCODE_SIZE * 4;
 767		rlc_req_size = ARUBA_RLC_UCODE_SIZE * 4;
 768		mc_req_size = 0;
 769		break;
 770	default: BUG();
 
 771	}
 772
 773	DRM_INFO("Loading %s Microcode\n", chip_name);
 774
 775	snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name);
 776	err = request_firmware(&rdev->pfp_fw, fw_name, rdev->dev);
 777	if (err)
 778		goto out;
 779	if (rdev->pfp_fw->size != pfp_req_size) {
 780		pr_err("ni_cp: Bogus length %zu in firmware \"%s\"\n",
 781		       rdev->pfp_fw->size, fw_name);
 782		err = -EINVAL;
 783		goto out;
 784	}
 785
 786	snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name);
 787	err = request_firmware(&rdev->me_fw, fw_name, rdev->dev);
 788	if (err)
 789		goto out;
 790	if (rdev->me_fw->size != me_req_size) {
 791		pr_err("ni_cp: Bogus length %zu in firmware \"%s\"\n",
 792		       rdev->me_fw->size, fw_name);
 793		err = -EINVAL;
 794	}
 795
 796	snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", rlc_chip_name);
 797	err = request_firmware(&rdev->rlc_fw, fw_name, rdev->dev);
 798	if (err)
 799		goto out;
 800	if (rdev->rlc_fw->size != rlc_req_size) {
 801		pr_err("ni_rlc: Bogus length %zu in firmware \"%s\"\n",
 802		       rdev->rlc_fw->size, fw_name);
 803		err = -EINVAL;
 804	}
 805
 806	/* no MC ucode on TN */
 807	if (!(rdev->flags & RADEON_IS_IGP)) {
 808		snprintf(fw_name, sizeof(fw_name), "radeon/%s_mc.bin", chip_name);
 809		err = request_firmware(&rdev->mc_fw, fw_name, rdev->dev);
 810		if (err)
 811			goto out;
 812		if (rdev->mc_fw->size != mc_req_size) {
 813			pr_err("ni_mc: Bogus length %zu in firmware \"%s\"\n",
 814			       rdev->mc_fw->size, fw_name);
 815			err = -EINVAL;
 816		}
 817	}
 818
 819	if ((rdev->family >= CHIP_BARTS) && (rdev->family <= CHIP_CAYMAN)) {
 820		snprintf(fw_name, sizeof(fw_name), "radeon/%s_smc.bin", chip_name);
 821		err = request_firmware(&rdev->smc_fw, fw_name, rdev->dev);
 822		if (err) {
 823			pr_err("smc: error loading firmware \"%s\"\n", fw_name);
 824			release_firmware(rdev->smc_fw);
 825			rdev->smc_fw = NULL;
 826			err = 0;
 827		} else if (rdev->smc_fw->size != smc_req_size) {
 828			pr_err("ni_mc: Bogus length %zu in firmware \"%s\"\n",
 829			       rdev->mc_fw->size, fw_name);
 830			err = -EINVAL;
 831		}
 832	}
 833
 834out:
 835	if (err) {
 836		if (err != -EINVAL)
 837			pr_err("ni_cp: Failed to load firmware \"%s\"\n",
 838			       fw_name);
 839		release_firmware(rdev->pfp_fw);
 840		rdev->pfp_fw = NULL;
 841		release_firmware(rdev->me_fw);
 842		rdev->me_fw = NULL;
 843		release_firmware(rdev->rlc_fw);
 844		rdev->rlc_fw = NULL;
 845		release_firmware(rdev->mc_fw);
 846		rdev->mc_fw = NULL;
 847	}
 848	return err;
 849}
 850
 851/**
 852 * cayman_get_allowed_info_register - fetch the register for the info ioctl
 853 *
 854 * @rdev: radeon_device pointer
 855 * @reg: register offset in bytes
 856 * @val: register value
 857 *
 858 * Returns 0 for success or -EINVAL for an invalid register
 859 *
 860 */
 861int cayman_get_allowed_info_register(struct radeon_device *rdev,
 862				     u32 reg, u32 *val)
 863{
 864	switch (reg) {
 865	case GRBM_STATUS:
 866	case GRBM_STATUS_SE0:
 867	case GRBM_STATUS_SE1:
 868	case SRBM_STATUS:
 869	case SRBM_STATUS2:
 870	case (DMA_STATUS_REG + DMA0_REGISTER_OFFSET):
 871	case (DMA_STATUS_REG + DMA1_REGISTER_OFFSET):
 872	case UVD_STATUS:
 873		*val = RREG32(reg);
 874		return 0;
 875	default:
 876		return -EINVAL;
 877	}
 878}
 879
 880int tn_get_temp(struct radeon_device *rdev)
 881{
 882	u32 temp = RREG32_SMC(TN_CURRENT_GNB_TEMP) & 0x7ff;
 883	int actual_temp = (temp / 8) - 49;
 884
 885	return actual_temp * 1000;
 886}
 887
 888/*
 889 * Core functions
 890 */
 891static void cayman_gpu_init(struct radeon_device *rdev)
 892{
 893	u32 gb_addr_config = 0;
 894	u32 mc_shared_chmap, mc_arb_ramcfg;
 895	u32 cgts_tcc_disable;
 896	u32 sx_debug_1;
 897	u32 smx_dc_ctl0;
 898	u32 cgts_sm_ctrl_reg;
 899	u32 hdp_host_path_cntl;
 900	u32 tmp;
 901	u32 disabled_rb_mask;
 902	int i, j;
 903
 904	switch (rdev->family) {
 905	case CHIP_CAYMAN:
 906		rdev->config.cayman.max_shader_engines = 2;
 907		rdev->config.cayman.max_pipes_per_simd = 4;
 908		rdev->config.cayman.max_tile_pipes = 8;
 909		rdev->config.cayman.max_simds_per_se = 12;
 910		rdev->config.cayman.max_backends_per_se = 4;
 911		rdev->config.cayman.max_texture_channel_caches = 8;
 912		rdev->config.cayman.max_gprs = 256;
 913		rdev->config.cayman.max_threads = 256;
 914		rdev->config.cayman.max_gs_threads = 32;
 915		rdev->config.cayman.max_stack_entries = 512;
 916		rdev->config.cayman.sx_num_of_sets = 8;
 917		rdev->config.cayman.sx_max_export_size = 256;
 918		rdev->config.cayman.sx_max_export_pos_size = 64;
 919		rdev->config.cayman.sx_max_export_smx_size = 192;
 920		rdev->config.cayman.max_hw_contexts = 8;
 921		rdev->config.cayman.sq_num_cf_insts = 2;
 922
 923		rdev->config.cayman.sc_prim_fifo_size = 0x100;
 924		rdev->config.cayman.sc_hiz_tile_fifo_size = 0x30;
 925		rdev->config.cayman.sc_earlyz_tile_fifo_size = 0x130;
 926		gb_addr_config = CAYMAN_GB_ADDR_CONFIG_GOLDEN;
 927		break;
 928	case CHIP_ARUBA:
 929	default:
 930		rdev->config.cayman.max_shader_engines = 1;
 931		rdev->config.cayman.max_pipes_per_simd = 4;
 932		rdev->config.cayman.max_tile_pipes = 2;
 933		if ((rdev->pdev->device == 0x9900) ||
 934		    (rdev->pdev->device == 0x9901) ||
 935		    (rdev->pdev->device == 0x9905) ||
 936		    (rdev->pdev->device == 0x9906) ||
 937		    (rdev->pdev->device == 0x9907) ||
 938		    (rdev->pdev->device == 0x9908) ||
 939		    (rdev->pdev->device == 0x9909) ||
 940		    (rdev->pdev->device == 0x990B) ||
 941		    (rdev->pdev->device == 0x990C) ||
 942		    (rdev->pdev->device == 0x990F) ||
 943		    (rdev->pdev->device == 0x9910) ||
 944		    (rdev->pdev->device == 0x9917) ||
 945		    (rdev->pdev->device == 0x9999) ||
 946		    (rdev->pdev->device == 0x999C)) {
 947			rdev->config.cayman.max_simds_per_se = 6;
 948			rdev->config.cayman.max_backends_per_se = 2;
 949			rdev->config.cayman.max_hw_contexts = 8;
 950			rdev->config.cayman.sx_max_export_size = 256;
 951			rdev->config.cayman.sx_max_export_pos_size = 64;
 952			rdev->config.cayman.sx_max_export_smx_size = 192;
 953		} else if ((rdev->pdev->device == 0x9903) ||
 954			   (rdev->pdev->device == 0x9904) ||
 955			   (rdev->pdev->device == 0x990A) ||
 956			   (rdev->pdev->device == 0x990D) ||
 957			   (rdev->pdev->device == 0x990E) ||
 958			   (rdev->pdev->device == 0x9913) ||
 959			   (rdev->pdev->device == 0x9918) ||
 960			   (rdev->pdev->device == 0x999D)) {
 961			rdev->config.cayman.max_simds_per_se = 4;
 962			rdev->config.cayman.max_backends_per_se = 2;
 963			rdev->config.cayman.max_hw_contexts = 8;
 964			rdev->config.cayman.sx_max_export_size = 256;
 965			rdev->config.cayman.sx_max_export_pos_size = 64;
 966			rdev->config.cayman.sx_max_export_smx_size = 192;
 967		} else if ((rdev->pdev->device == 0x9919) ||
 968			   (rdev->pdev->device == 0x9990) ||
 969			   (rdev->pdev->device == 0x9991) ||
 970			   (rdev->pdev->device == 0x9994) ||
 971			   (rdev->pdev->device == 0x9995) ||
 972			   (rdev->pdev->device == 0x9996) ||
 973			   (rdev->pdev->device == 0x999A) ||
 974			   (rdev->pdev->device == 0x99A0)) {
 975			rdev->config.cayman.max_simds_per_se = 3;
 976			rdev->config.cayman.max_backends_per_se = 1;
 977			rdev->config.cayman.max_hw_contexts = 4;
 978			rdev->config.cayman.sx_max_export_size = 128;
 979			rdev->config.cayman.sx_max_export_pos_size = 32;
 980			rdev->config.cayman.sx_max_export_smx_size = 96;
 981		} else {
 982			rdev->config.cayman.max_simds_per_se = 2;
 983			rdev->config.cayman.max_backends_per_se = 1;
 984			rdev->config.cayman.max_hw_contexts = 4;
 985			rdev->config.cayman.sx_max_export_size = 128;
 986			rdev->config.cayman.sx_max_export_pos_size = 32;
 987			rdev->config.cayman.sx_max_export_smx_size = 96;
 988		}
 989		rdev->config.cayman.max_texture_channel_caches = 2;
 990		rdev->config.cayman.max_gprs = 256;
 991		rdev->config.cayman.max_threads = 256;
 992		rdev->config.cayman.max_gs_threads = 32;
 993		rdev->config.cayman.max_stack_entries = 512;
 994		rdev->config.cayman.sx_num_of_sets = 8;
 995		rdev->config.cayman.sq_num_cf_insts = 2;
 996
 997		rdev->config.cayman.sc_prim_fifo_size = 0x40;
 998		rdev->config.cayman.sc_hiz_tile_fifo_size = 0x30;
 999		rdev->config.cayman.sc_earlyz_tile_fifo_size = 0x130;
1000		gb_addr_config = ARUBA_GB_ADDR_CONFIG_GOLDEN;
1001		break;
1002	}
1003
1004	/* Initialize HDP */
1005	for (i = 0, j = 0; i < 32; i++, j += 0x18) {
1006		WREG32((0x2c14 + j), 0x00000000);
1007		WREG32((0x2c18 + j), 0x00000000);
1008		WREG32((0x2c1c + j), 0x00000000);
1009		WREG32((0x2c20 + j), 0x00000000);
1010		WREG32((0x2c24 + j), 0x00000000);
1011	}
1012
1013	WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff));
1014	WREG32(SRBM_INT_CNTL, 0x1);
1015	WREG32(SRBM_INT_ACK, 0x1);
1016
1017	evergreen_fix_pci_max_read_req_size(rdev);
1018
1019	mc_shared_chmap = RREG32(MC_SHARED_CHMAP);
1020	mc_arb_ramcfg = RREG32(MC_ARB_RAMCFG);
1021
1022	tmp = (mc_arb_ramcfg & NOOFCOLS_MASK) >> NOOFCOLS_SHIFT;
1023	rdev->config.cayman.mem_row_size_in_kb = (4 * (1 << (8 + tmp))) / 1024;
1024	if (rdev->config.cayman.mem_row_size_in_kb > 4)
1025		rdev->config.cayman.mem_row_size_in_kb = 4;
1026	/* XXX use MC settings? */
1027	rdev->config.cayman.shader_engine_tile_size = 32;
1028	rdev->config.cayman.num_gpus = 1;
1029	rdev->config.cayman.multi_gpu_tile_size = 64;
1030
1031	tmp = (gb_addr_config & NUM_PIPES_MASK) >> NUM_PIPES_SHIFT;
1032	rdev->config.cayman.num_tile_pipes = (1 << tmp);
1033	tmp = (gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT;
1034	rdev->config.cayman.mem_max_burst_length_bytes = (tmp + 1) * 256;
1035	tmp = (gb_addr_config & NUM_SHADER_ENGINES_MASK) >> NUM_SHADER_ENGINES_SHIFT;
1036	rdev->config.cayman.num_shader_engines = tmp + 1;
1037	tmp = (gb_addr_config & NUM_GPUS_MASK) >> NUM_GPUS_SHIFT;
1038	rdev->config.cayman.num_gpus = tmp + 1;
1039	tmp = (gb_addr_config & MULTI_GPU_TILE_SIZE_MASK) >> MULTI_GPU_TILE_SIZE_SHIFT;
1040	rdev->config.cayman.multi_gpu_tile_size = 1 << tmp;
1041	tmp = (gb_addr_config & ROW_SIZE_MASK) >> ROW_SIZE_SHIFT;
1042	rdev->config.cayman.mem_row_size_in_kb = 1 << tmp;
1043
1044
1045	/* setup tiling info dword.  gb_addr_config is not adequate since it does
1046	 * not have bank info, so create a custom tiling dword.
1047	 * bits 3:0   num_pipes
1048	 * bits 7:4   num_banks
1049	 * bits 11:8  group_size
1050	 * bits 15:12 row_size
1051	 */
1052	rdev->config.cayman.tile_config = 0;
1053	switch (rdev->config.cayman.num_tile_pipes) {
1054	case 1:
1055	default:
1056		rdev->config.cayman.tile_config |= (0 << 0);
1057		break;
1058	case 2:
1059		rdev->config.cayman.tile_config |= (1 << 0);
1060		break;
1061	case 4:
1062		rdev->config.cayman.tile_config |= (2 << 0);
1063		break;
1064	case 8:
1065		rdev->config.cayman.tile_config |= (3 << 0);
1066		break;
1067	}
1068
1069	/* num banks is 8 on all fusion asics. 0 = 4, 1 = 8, 2 = 16 */
1070	if (rdev->flags & RADEON_IS_IGP)
1071		rdev->config.cayman.tile_config |= 1 << 4;
1072	else {
1073		switch ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) {
1074		case 0: /* four banks */
1075			rdev->config.cayman.tile_config |= 0 << 4;
1076			break;
1077		case 1: /* eight banks */
1078			rdev->config.cayman.tile_config |= 1 << 4;
1079			break;
1080		case 2: /* sixteen banks */
1081		default:
1082			rdev->config.cayman.tile_config |= 2 << 4;
1083			break;
1084		}
1085	}
1086	rdev->config.cayman.tile_config |=
1087		((gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT) << 8;
1088	rdev->config.cayman.tile_config |=
1089		((gb_addr_config & ROW_SIZE_MASK) >> ROW_SIZE_SHIFT) << 12;
1090
1091	tmp = 0;
1092	for (i = (rdev->config.cayman.max_shader_engines - 1); i >= 0; i--) {
1093		u32 rb_disable_bitmap;
1094
1095		WREG32(GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i));
1096		WREG32(RLC_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i));
1097		rb_disable_bitmap = (RREG32(CC_RB_BACKEND_DISABLE) & 0x00ff0000) >> 16;
1098		tmp <<= 4;
1099		tmp |= rb_disable_bitmap;
1100	}
1101	/* enabled rb are just the one not disabled :) */
1102	disabled_rb_mask = tmp;
1103	tmp = 0;
1104	for (i = 0; i < (rdev->config.cayman.max_backends_per_se * rdev->config.cayman.max_shader_engines); i++)
1105		tmp |= (1 << i);
1106	/* if all the backends are disabled, fix it up here */
1107	if ((disabled_rb_mask & tmp) == tmp) {
1108		for (i = 0; i < (rdev->config.cayman.max_backends_per_se * rdev->config.cayman.max_shader_engines); i++)
1109			disabled_rb_mask &= ~(1 << i);
1110	}
1111
1112	for (i = 0; i < rdev->config.cayman.max_shader_engines; i++) {
1113		u32 simd_disable_bitmap;
1114
1115		WREG32(GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i));
1116		WREG32(RLC_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i));
1117		simd_disable_bitmap = (RREG32(CC_GC_SHADER_PIPE_CONFIG) & 0xffff0000) >> 16;
1118		simd_disable_bitmap |= 0xffffffff << rdev->config.cayman.max_simds_per_se;
1119		tmp <<= 16;
1120		tmp |= simd_disable_bitmap;
1121	}
1122	rdev->config.cayman.active_simds = hweight32(~tmp);
1123
1124	WREG32(GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_BROADCAST_WRITES);
1125	WREG32(RLC_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_BROADCAST_WRITES);
1126
1127	WREG32(GB_ADDR_CONFIG, gb_addr_config);
1128	WREG32(DMIF_ADDR_CONFIG, gb_addr_config);
1129	if (ASIC_IS_DCE6(rdev))
1130		WREG32(DMIF_ADDR_CALC, gb_addr_config);
1131	WREG32(HDP_ADDR_CONFIG, gb_addr_config);
1132	WREG32(DMA_TILING_CONFIG + DMA0_REGISTER_OFFSET, gb_addr_config);
1133	WREG32(DMA_TILING_CONFIG + DMA1_REGISTER_OFFSET, gb_addr_config);
1134	WREG32(UVD_UDEC_ADDR_CONFIG, gb_addr_config);
1135	WREG32(UVD_UDEC_DB_ADDR_CONFIG, gb_addr_config);
1136	WREG32(UVD_UDEC_DBW_ADDR_CONFIG, gb_addr_config);
1137
1138	if ((rdev->config.cayman.max_backends_per_se == 1) &&
1139	    (rdev->flags & RADEON_IS_IGP)) {
1140		if ((disabled_rb_mask & 3) == 2) {
1141			/* RB1 disabled, RB0 enabled */
1142			tmp = 0x00000000;
1143		} else {
1144			/* RB0 disabled, RB1 enabled */
1145			tmp = 0x11111111;
1146		}
1147	} else {
1148		tmp = gb_addr_config & NUM_PIPES_MASK;
1149		tmp = r6xx_remap_render_backend(rdev, tmp,
1150						rdev->config.cayman.max_backends_per_se *
1151						rdev->config.cayman.max_shader_engines,
1152						CAYMAN_MAX_BACKENDS, disabled_rb_mask);
1153	}
1154	rdev->config.cayman.backend_map = tmp;
1155	WREG32(GB_BACKEND_MAP, tmp);
1156
1157	cgts_tcc_disable = 0xffff0000;
1158	for (i = 0; i < rdev->config.cayman.max_texture_channel_caches; i++)
1159		cgts_tcc_disable &= ~(1 << (16 + i));
1160	WREG32(CGTS_TCC_DISABLE, cgts_tcc_disable);
1161	WREG32(CGTS_SYS_TCC_DISABLE, cgts_tcc_disable);
1162	WREG32(CGTS_USER_SYS_TCC_DISABLE, cgts_tcc_disable);
1163	WREG32(CGTS_USER_TCC_DISABLE, cgts_tcc_disable);
1164
1165	/* reprogram the shader complex */
1166	cgts_sm_ctrl_reg = RREG32(CGTS_SM_CTRL_REG);
1167	for (i = 0; i < 16; i++)
1168		WREG32(CGTS_SM_CTRL_REG, OVERRIDE);
1169	WREG32(CGTS_SM_CTRL_REG, cgts_sm_ctrl_reg);
1170
1171	/* set HW defaults for 3D engine */
1172	WREG32(CP_MEQ_THRESHOLDS, MEQ1_START(0x30) | MEQ2_START(0x60));
1173
1174	sx_debug_1 = RREG32(SX_DEBUG_1);
1175	sx_debug_1 |= ENABLE_NEW_SMX_ADDRESS;
1176	WREG32(SX_DEBUG_1, sx_debug_1);
1177
1178	smx_dc_ctl0 = RREG32(SMX_DC_CTL0);
1179	smx_dc_ctl0 &= ~NUMBER_OF_SETS(0x1ff);
1180	smx_dc_ctl0 |= NUMBER_OF_SETS(rdev->config.cayman.sx_num_of_sets);
1181	WREG32(SMX_DC_CTL0, smx_dc_ctl0);
1182
1183	WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4) | CRC_SIMD_ID_WADDR_DISABLE);
1184
1185	/* need to be explicitly zero-ed */
1186	WREG32(VGT_OFFCHIP_LDS_BASE, 0);
1187	WREG32(SQ_LSTMP_RING_BASE, 0);
1188	WREG32(SQ_HSTMP_RING_BASE, 0);
1189	WREG32(SQ_ESTMP_RING_BASE, 0);
1190	WREG32(SQ_GSTMP_RING_BASE, 0);
1191	WREG32(SQ_VSTMP_RING_BASE, 0);
1192	WREG32(SQ_PSTMP_RING_BASE, 0);
1193
1194	WREG32(TA_CNTL_AUX, DISABLE_CUBE_ANISO);
1195
1196	WREG32(SX_EXPORT_BUFFER_SIZES, (COLOR_BUFFER_SIZE((rdev->config.cayman.sx_max_export_size / 4) - 1) |
1197					POSITION_BUFFER_SIZE((rdev->config.cayman.sx_max_export_pos_size / 4) - 1) |
1198					SMX_BUFFER_SIZE((rdev->config.cayman.sx_max_export_smx_size / 4) - 1)));
1199
1200	WREG32(PA_SC_FIFO_SIZE, (SC_PRIM_FIFO_SIZE(rdev->config.cayman.sc_prim_fifo_size) |
1201				 SC_HIZ_TILE_FIFO_SIZE(rdev->config.cayman.sc_hiz_tile_fifo_size) |
1202				 SC_EARLYZ_TILE_FIFO_SIZE(rdev->config.cayman.sc_earlyz_tile_fifo_size)));
1203
1204
1205	WREG32(VGT_NUM_INSTANCES, 1);
1206
1207	WREG32(CP_PERFMON_CNTL, 0);
1208
1209	WREG32(SQ_MS_FIFO_SIZES, (CACHE_FIFO_SIZE(16 * rdev->config.cayman.sq_num_cf_insts) |
1210				  FETCH_FIFO_HIWATER(0x4) |
1211				  DONE_FIFO_HIWATER(0xe0) |
1212				  ALU_UPDATE_FIFO_HIWATER(0x8)));
1213
1214	WREG32(SQ_GPR_RESOURCE_MGMT_1, NUM_CLAUSE_TEMP_GPRS(4));
1215	WREG32(SQ_CONFIG, (VC_ENABLE |
1216			   EXPORT_SRC_C |
1217			   GFX_PRIO(0) |
1218			   CS1_PRIO(0) |
1219			   CS2_PRIO(1)));
1220	WREG32(SQ_DYN_GPR_CNTL_PS_FLUSH_REQ, DYN_GPR_ENABLE);
1221
1222	WREG32(PA_SC_FORCE_EOV_MAX_CNTS, (FORCE_EOV_MAX_CLK_CNT(4095) |
1223					  FORCE_EOV_MAX_REZ_CNT(255)));
1224
1225	WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(VC_AND_TC) |
1226	       AUTO_INVLD_EN(ES_AND_GS_AUTO));
1227
1228	WREG32(VGT_GS_VERTEX_REUSE, 16);
1229	WREG32(PA_SC_LINE_STIPPLE_STATE, 0);
1230
1231	WREG32(CB_PERF_CTR0_SEL_0, 0);
1232	WREG32(CB_PERF_CTR0_SEL_1, 0);
1233	WREG32(CB_PERF_CTR1_SEL_0, 0);
1234	WREG32(CB_PERF_CTR1_SEL_1, 0);
1235	WREG32(CB_PERF_CTR2_SEL_0, 0);
1236	WREG32(CB_PERF_CTR2_SEL_1, 0);
1237	WREG32(CB_PERF_CTR3_SEL_0, 0);
1238	WREG32(CB_PERF_CTR3_SEL_1, 0);
1239
1240	tmp = RREG32(HDP_MISC_CNTL);
1241	tmp |= HDP_FLUSH_INVALIDATE_CACHE;
1242	WREG32(HDP_MISC_CNTL, tmp);
1243
1244	hdp_host_path_cntl = RREG32(HDP_HOST_PATH_CNTL);
1245	WREG32(HDP_HOST_PATH_CNTL, hdp_host_path_cntl);
1246
1247	WREG32(PA_CL_ENHANCE, CLIP_VTX_REORDER_ENA | NUM_CLIP_SEQ(3));
1248
1249	udelay(50);
1250
1251	/* set clockgating golden values on TN */
1252	if (rdev->family == CHIP_ARUBA) {
1253		tmp = RREG32_CG(CG_CGTT_LOCAL_0);
1254		tmp &= ~0x00380000;
1255		WREG32_CG(CG_CGTT_LOCAL_0, tmp);
1256		tmp = RREG32_CG(CG_CGTT_LOCAL_1);
1257		tmp &= ~0x0e000000;
1258		WREG32_CG(CG_CGTT_LOCAL_1, tmp);
1259	}
1260}
1261
1262/*
1263 * GART
1264 */
1265void cayman_pcie_gart_tlb_flush(struct radeon_device *rdev)
1266{
1267	/* flush hdp cache */
1268	WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
1269
1270	/* bits 0-7 are the VM contexts0-7 */
1271	WREG32(VM_INVALIDATE_REQUEST, 1);
1272}
1273
1274static int cayman_pcie_gart_enable(struct radeon_device *rdev)
1275{
1276	int i, r;
1277
1278	if (rdev->gart.robj == NULL) {
1279		dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
1280		return -EINVAL;
1281	}
1282	r = radeon_gart_table_vram_pin(rdev);
1283	if (r)
1284		return r;
1285	/* Setup TLB control */
1286	WREG32(MC_VM_MX_L1_TLB_CNTL,
1287	       (0xA << 7) |
1288	       ENABLE_L1_TLB |
1289	       ENABLE_L1_FRAGMENT_PROCESSING |
1290	       SYSTEM_ACCESS_MODE_NOT_IN_SYS |
1291	       ENABLE_ADVANCED_DRIVER_MODEL |
1292	       SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU);
1293	/* Setup L2 cache */
1294	WREG32(VM_L2_CNTL, ENABLE_L2_CACHE |
1295	       ENABLE_L2_FRAGMENT_PROCESSING |
1296	       ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
1297	       ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE |
1298	       EFFECTIVE_L2_QUEUE_SIZE(7) |
1299	       CONTEXT1_IDENTITY_ACCESS_MODE(1));
1300	WREG32(VM_L2_CNTL2, INVALIDATE_ALL_L1_TLBS | INVALIDATE_L2_CACHE);
1301	WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY |
1302	       BANK_SELECT(6) |
1303	       L2_CACHE_BIGK_FRAGMENT_SIZE(6));
1304	/* setup context0 */
1305	WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12);
1306	WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12);
1307	WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12);
1308	WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
1309			(u32)(rdev->dummy_page.addr >> 12));
1310	WREG32(VM_CONTEXT0_CNTL2, 0);
1311	WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) |
1312				RANGE_PROTECTION_FAULT_ENABLE_DEFAULT);
1313
1314	WREG32(0x15D4, 0);
1315	WREG32(0x15D8, 0);
1316	WREG32(0x15DC, 0);
1317
1318	/* empty context1-7 */
1319	/* Assign the pt base to something valid for now; the pts used for
1320	 * the VMs are determined by the application and setup and assigned
1321	 * on the fly in the vm part of radeon_gart.c
1322	 */
1323	for (i = 1; i < 8; i++) {
1324		WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR + (i << 2), 0);
1325		WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR + (i << 2),
1326			rdev->vm_manager.max_pfn - 1);
1327		WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (i << 2),
1328		       rdev->vm_manager.saved_table_addr[i]);
1329	}
1330
1331	/* enable context1-7 */
1332	WREG32(VM_CONTEXT1_PROTECTION_FAULT_DEFAULT_ADDR,
1333	       (u32)(rdev->dummy_page.addr >> 12));
1334	WREG32(VM_CONTEXT1_CNTL2, 4);
1335	WREG32(VM_CONTEXT1_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(1) |
1336				PAGE_TABLE_BLOCK_SIZE(radeon_vm_block_size - 9) |
1337				RANGE_PROTECTION_FAULT_ENABLE_INTERRUPT |
1338				RANGE_PROTECTION_FAULT_ENABLE_DEFAULT |
1339				DUMMY_PAGE_PROTECTION_FAULT_ENABLE_INTERRUPT |
1340				DUMMY_PAGE_PROTECTION_FAULT_ENABLE_DEFAULT |
1341				PDE0_PROTECTION_FAULT_ENABLE_INTERRUPT |
1342				PDE0_PROTECTION_FAULT_ENABLE_DEFAULT |
1343				VALID_PROTECTION_FAULT_ENABLE_INTERRUPT |
1344				VALID_PROTECTION_FAULT_ENABLE_DEFAULT |
1345				READ_PROTECTION_FAULT_ENABLE_INTERRUPT |
1346				READ_PROTECTION_FAULT_ENABLE_DEFAULT |
1347				WRITE_PROTECTION_FAULT_ENABLE_INTERRUPT |
1348				WRITE_PROTECTION_FAULT_ENABLE_DEFAULT);
1349
1350	cayman_pcie_gart_tlb_flush(rdev);
1351	DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n",
1352		 (unsigned)(rdev->mc.gtt_size >> 20),
1353		 (unsigned long long)rdev->gart.table_addr);
1354	rdev->gart.ready = true;
1355	return 0;
1356}
1357
1358static void cayman_pcie_gart_disable(struct radeon_device *rdev)
1359{
1360	unsigned i;
1361
1362	for (i = 1; i < 8; ++i) {
1363		rdev->vm_manager.saved_table_addr[i] = RREG32(
1364			VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (i << 2));
1365	}
1366
1367	/* Disable all tables */
1368	WREG32(VM_CONTEXT0_CNTL, 0);
1369	WREG32(VM_CONTEXT1_CNTL, 0);
1370	/* Setup TLB control */
1371	WREG32(MC_VM_MX_L1_TLB_CNTL, ENABLE_L1_FRAGMENT_PROCESSING |
1372	       SYSTEM_ACCESS_MODE_NOT_IN_SYS |
1373	       SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU);
1374	/* Setup L2 cache */
1375	WREG32(VM_L2_CNTL, ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
1376	       ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE |
1377	       EFFECTIVE_L2_QUEUE_SIZE(7) |
1378	       CONTEXT1_IDENTITY_ACCESS_MODE(1));
1379	WREG32(VM_L2_CNTL2, 0);
1380	WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY |
1381	       L2_CACHE_BIGK_FRAGMENT_SIZE(6));
1382	radeon_gart_table_vram_unpin(rdev);
1383}
1384
1385static void cayman_pcie_gart_fini(struct radeon_device *rdev)
1386{
1387	cayman_pcie_gart_disable(rdev);
1388	radeon_gart_table_vram_free(rdev);
1389	radeon_gart_fini(rdev);
1390}
1391
1392void cayman_cp_int_cntl_setup(struct radeon_device *rdev,
1393			      int ring, u32 cp_int_cntl)
1394{
1395	WREG32(SRBM_GFX_CNTL, RINGID(ring));
1396	WREG32(CP_INT_CNTL, cp_int_cntl);
1397}
1398
1399/*
1400 * CP.
1401 */
1402void cayman_fence_ring_emit(struct radeon_device *rdev,
1403			    struct radeon_fence *fence)
1404{
1405	struct radeon_ring *ring = &rdev->ring[fence->ring];
1406	u64 addr = rdev->fence_drv[fence->ring].gpu_addr;
1407	u32 cp_coher_cntl = PACKET3_FULL_CACHE_ENA | PACKET3_TC_ACTION_ENA |
1408		PACKET3_SH_ACTION_ENA;
1409
1410	/* flush read cache over gart for this vmid */
1411	radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3));
1412	radeon_ring_write(ring, PACKET3_ENGINE_ME | cp_coher_cntl);
1413	radeon_ring_write(ring, 0xFFFFFFFF);
1414	radeon_ring_write(ring, 0);
1415	radeon_ring_write(ring, 10); /* poll interval */
1416	/* EVENT_WRITE_EOP - flush caches, send int */
1417	radeon_ring_write(ring, PACKET3(PACKET3_EVENT_WRITE_EOP, 4));
1418	radeon_ring_write(ring, EVENT_TYPE(CACHE_FLUSH_AND_INV_EVENT_TS) | EVENT_INDEX(5));
1419	radeon_ring_write(ring, lower_32_bits(addr));
1420	radeon_ring_write(ring, (upper_32_bits(addr) & 0xff) | DATA_SEL(1) | INT_SEL(2));
1421	radeon_ring_write(ring, fence->seq);
1422	radeon_ring_write(ring, 0);
1423}
1424
1425void cayman_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
1426{
1427	struct radeon_ring *ring = &rdev->ring[ib->ring];
1428	unsigned vm_id = ib->vm ? ib->vm->ids[ib->ring].id : 0;
1429	u32 cp_coher_cntl = PACKET3_FULL_CACHE_ENA | PACKET3_TC_ACTION_ENA |
1430		PACKET3_SH_ACTION_ENA;
1431
1432	/* set to DX10/11 mode */
1433	radeon_ring_write(ring, PACKET3(PACKET3_MODE_CONTROL, 0));
1434	radeon_ring_write(ring, 1);
1435
1436	if (ring->rptr_save_reg) {
1437		uint32_t next_rptr = ring->wptr + 3 + 4 + 8;
1438		radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
1439		radeon_ring_write(ring, ((ring->rptr_save_reg - 
1440					  PACKET3_SET_CONFIG_REG_START) >> 2));
1441		radeon_ring_write(ring, next_rptr);
1442	}
1443
1444	radeon_ring_write(ring, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
1445	radeon_ring_write(ring,
1446#ifdef __BIG_ENDIAN
1447			  (2 << 0) |
1448#endif
1449			  (ib->gpu_addr & 0xFFFFFFFC));
1450	radeon_ring_write(ring, upper_32_bits(ib->gpu_addr) & 0xFF);
1451	radeon_ring_write(ring, ib->length_dw | (vm_id << 24));
1452
1453	/* flush read cache over gart for this vmid */
1454	radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3));
1455	radeon_ring_write(ring, PACKET3_ENGINE_ME | cp_coher_cntl);
1456	radeon_ring_write(ring, 0xFFFFFFFF);
1457	radeon_ring_write(ring, 0);
1458	radeon_ring_write(ring, (vm_id << 24) | 10); /* poll interval */
1459}
1460
1461static void cayman_cp_enable(struct radeon_device *rdev, bool enable)
1462{
1463	if (enable)
1464		WREG32(CP_ME_CNTL, 0);
1465	else {
1466		if (rdev->asic->copy.copy_ring_index == RADEON_RING_TYPE_GFX_INDEX)
1467			radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size);
1468		WREG32(CP_ME_CNTL, (CP_ME_HALT | CP_PFP_HALT));
1469		WREG32(SCRATCH_UMSK, 0);
1470		rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false;
1471	}
1472}
1473
1474u32 cayman_gfx_get_rptr(struct radeon_device *rdev,
1475			struct radeon_ring *ring)
1476{
1477	u32 rptr;
1478
1479	if (rdev->wb.enabled)
1480		rptr = rdev->wb.wb[ring->rptr_offs/4];
1481	else {
1482		if (ring->idx == RADEON_RING_TYPE_GFX_INDEX)
1483			rptr = RREG32(CP_RB0_RPTR);
1484		else if (ring->idx == CAYMAN_RING_TYPE_CP1_INDEX)
1485			rptr = RREG32(CP_RB1_RPTR);
1486		else
1487			rptr = RREG32(CP_RB2_RPTR);
1488	}
1489
1490	return rptr;
1491}
1492
1493u32 cayman_gfx_get_wptr(struct radeon_device *rdev,
1494			struct radeon_ring *ring)
1495{
1496	u32 wptr;
1497
1498	if (ring->idx == RADEON_RING_TYPE_GFX_INDEX)
1499		wptr = RREG32(CP_RB0_WPTR);
1500	else if (ring->idx == CAYMAN_RING_TYPE_CP1_INDEX)
1501		wptr = RREG32(CP_RB1_WPTR);
1502	else
1503		wptr = RREG32(CP_RB2_WPTR);
1504
1505	return wptr;
1506}
1507
1508void cayman_gfx_set_wptr(struct radeon_device *rdev,
1509			 struct radeon_ring *ring)
1510{
1511	if (ring->idx == RADEON_RING_TYPE_GFX_INDEX) {
1512		WREG32(CP_RB0_WPTR, ring->wptr);
1513		(void)RREG32(CP_RB0_WPTR);
1514	} else if (ring->idx == CAYMAN_RING_TYPE_CP1_INDEX) {
1515		WREG32(CP_RB1_WPTR, ring->wptr);
1516		(void)RREG32(CP_RB1_WPTR);
1517	} else {
1518		WREG32(CP_RB2_WPTR, ring->wptr);
1519		(void)RREG32(CP_RB2_WPTR);
1520	}
1521}
1522
1523static int cayman_cp_load_microcode(struct radeon_device *rdev)
1524{
1525	const __be32 *fw_data;
1526	int i;
1527
1528	if (!rdev->me_fw || !rdev->pfp_fw)
1529		return -EINVAL;
1530
1531	cayman_cp_enable(rdev, false);
1532
1533	fw_data = (const __be32 *)rdev->pfp_fw->data;
1534	WREG32(CP_PFP_UCODE_ADDR, 0);
1535	for (i = 0; i < CAYMAN_PFP_UCODE_SIZE; i++)
1536		WREG32(CP_PFP_UCODE_DATA, be32_to_cpup(fw_data++));
1537	WREG32(CP_PFP_UCODE_ADDR, 0);
1538
1539	fw_data = (const __be32 *)rdev->me_fw->data;
1540	WREG32(CP_ME_RAM_WADDR, 0);
1541	for (i = 0; i < CAYMAN_PM4_UCODE_SIZE; i++)
1542		WREG32(CP_ME_RAM_DATA, be32_to_cpup(fw_data++));
1543
1544	WREG32(CP_PFP_UCODE_ADDR, 0);
1545	WREG32(CP_ME_RAM_WADDR, 0);
1546	WREG32(CP_ME_RAM_RADDR, 0);
1547	return 0;
1548}
1549
1550static int cayman_cp_start(struct radeon_device *rdev)
1551{
1552	struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
1553	int r, i;
1554
1555	r = radeon_ring_lock(rdev, ring, 7);
1556	if (r) {
1557		DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
1558		return r;
1559	}
1560	radeon_ring_write(ring, PACKET3(PACKET3_ME_INITIALIZE, 5));
1561	radeon_ring_write(ring, 0x1);
1562	radeon_ring_write(ring, 0x0);
1563	radeon_ring_write(ring, rdev->config.cayman.max_hw_contexts - 1);
1564	radeon_ring_write(ring, PACKET3_ME_INITIALIZE_DEVICE_ID(1));
1565	radeon_ring_write(ring, 0);
1566	radeon_ring_write(ring, 0);
1567	radeon_ring_unlock_commit(rdev, ring, false);
1568
1569	cayman_cp_enable(rdev, true);
1570
1571	r = radeon_ring_lock(rdev, ring, cayman_default_size + 19);
1572	if (r) {
1573		DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
1574		return r;
1575	}
1576
1577	/* setup clear context state */
1578	radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
1579	radeon_ring_write(ring, PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
1580
1581	for (i = 0; i < cayman_default_size; i++)
1582		radeon_ring_write(ring, cayman_default_state[i]);
1583
1584	radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
1585	radeon_ring_write(ring, PACKET3_PREAMBLE_END_CLEAR_STATE);
1586
1587	/* set clear context state */
1588	radeon_ring_write(ring, PACKET3(PACKET3_CLEAR_STATE, 0));
1589	radeon_ring_write(ring, 0);
1590
1591	/* SQ_VTX_BASE_VTX_LOC */
1592	radeon_ring_write(ring, 0xc0026f00);
1593	radeon_ring_write(ring, 0x00000000);
1594	radeon_ring_write(ring, 0x00000000);
1595	radeon_ring_write(ring, 0x00000000);
1596
1597	/* Clear consts */
1598	radeon_ring_write(ring, 0xc0036f00);
1599	radeon_ring_write(ring, 0x00000bc4);
1600	radeon_ring_write(ring, 0xffffffff);
1601	radeon_ring_write(ring, 0xffffffff);
1602	radeon_ring_write(ring, 0xffffffff);
1603
1604	radeon_ring_write(ring, 0xc0026900);
1605	radeon_ring_write(ring, 0x00000316);
1606	radeon_ring_write(ring, 0x0000000e); /* VGT_VERTEX_REUSE_BLOCK_CNTL */
1607	radeon_ring_write(ring, 0x00000010); /*  */
1608
1609	radeon_ring_unlock_commit(rdev, ring, false);
1610
1611	/* XXX init other rings */
1612
1613	return 0;
1614}
1615
1616static void cayman_cp_fini(struct radeon_device *rdev)
1617{
1618	struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
1619	cayman_cp_enable(rdev, false);
1620	radeon_ring_fini(rdev, ring);
1621	radeon_scratch_free(rdev, ring->rptr_save_reg);
1622}
1623
1624static int cayman_cp_resume(struct radeon_device *rdev)
1625{
1626	static const int ridx[] = {
1627		RADEON_RING_TYPE_GFX_INDEX,
1628		CAYMAN_RING_TYPE_CP1_INDEX,
1629		CAYMAN_RING_TYPE_CP2_INDEX
1630	};
1631	static const unsigned cp_rb_cntl[] = {
1632		CP_RB0_CNTL,
1633		CP_RB1_CNTL,
1634		CP_RB2_CNTL,
1635	};
1636	static const unsigned cp_rb_rptr_addr[] = {
1637		CP_RB0_RPTR_ADDR,
1638		CP_RB1_RPTR_ADDR,
1639		CP_RB2_RPTR_ADDR
1640	};
1641	static const unsigned cp_rb_rptr_addr_hi[] = {
1642		CP_RB0_RPTR_ADDR_HI,
1643		CP_RB1_RPTR_ADDR_HI,
1644		CP_RB2_RPTR_ADDR_HI
1645	};
1646	static const unsigned cp_rb_base[] = {
1647		CP_RB0_BASE,
1648		CP_RB1_BASE,
1649		CP_RB2_BASE
1650	};
1651	static const unsigned cp_rb_rptr[] = {
1652		CP_RB0_RPTR,
1653		CP_RB1_RPTR,
1654		CP_RB2_RPTR
1655	};
1656	static const unsigned cp_rb_wptr[] = {
1657		CP_RB0_WPTR,
1658		CP_RB1_WPTR,
1659		CP_RB2_WPTR
1660	};
1661	struct radeon_ring *ring;
1662	int i, r;
1663
1664	/* Reset cp; if cp is reset, then PA, SH, VGT also need to be reset */
1665	WREG32(GRBM_SOFT_RESET, (SOFT_RESET_CP |
1666				 SOFT_RESET_PA |
1667				 SOFT_RESET_SH |
1668				 SOFT_RESET_VGT |
1669				 SOFT_RESET_SPI |
1670				 SOFT_RESET_SX));
1671	RREG32(GRBM_SOFT_RESET);
1672	mdelay(15);
1673	WREG32(GRBM_SOFT_RESET, 0);
1674	RREG32(GRBM_SOFT_RESET);
1675
1676	WREG32(CP_SEM_WAIT_TIMER, 0x0);
1677	WREG32(CP_SEM_INCOMPLETE_TIMER_CNTL, 0x0);
1678
1679	/* Set the write pointer delay */
1680	WREG32(CP_RB_WPTR_DELAY, 0);
1681
1682	WREG32(CP_DEBUG, (1 << 27));
1683
1684	/* set the wb address whether it's enabled or not */
1685	WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF);
1686	WREG32(SCRATCH_UMSK, 0xff);
1687
1688	for (i = 0; i < 3; ++i) {
1689		uint32_t rb_cntl;
1690		uint64_t addr;
1691
1692		/* Set ring buffer size */
1693		ring = &rdev->ring[ridx[i]];
1694		rb_cntl = order_base_2(ring->ring_size / 8);
1695		rb_cntl |= order_base_2(RADEON_GPU_PAGE_SIZE/8) << 8;
1696#ifdef __BIG_ENDIAN
1697		rb_cntl |= BUF_SWAP_32BIT;
1698#endif
1699		WREG32(cp_rb_cntl[i], rb_cntl);
1700
1701		/* set the wb address whether it's enabled or not */
1702		addr = rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET;
1703		WREG32(cp_rb_rptr_addr[i], addr & 0xFFFFFFFC);
1704		WREG32(cp_rb_rptr_addr_hi[i], upper_32_bits(addr) & 0xFF);
1705	}
1706
1707	/* set the rb base addr, this causes an internal reset of ALL rings */
1708	for (i = 0; i < 3; ++i) {
1709		ring = &rdev->ring[ridx[i]];
1710		WREG32(cp_rb_base[i], ring->gpu_addr >> 8);
1711	}
1712
1713	for (i = 0; i < 3; ++i) {
1714		/* Initialize the ring buffer's read and write pointers */
1715		ring = &rdev->ring[ridx[i]];
1716		WREG32_P(cp_rb_cntl[i], RB_RPTR_WR_ENA, ~RB_RPTR_WR_ENA);
1717
1718		ring->wptr = 0;
1719		WREG32(cp_rb_rptr[i], 0);
1720		WREG32(cp_rb_wptr[i], ring->wptr);
1721
1722		mdelay(1);
1723		WREG32_P(cp_rb_cntl[i], 0, ~RB_RPTR_WR_ENA);
1724	}
1725
1726	/* start the rings */
1727	cayman_cp_start(rdev);
1728	rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = true;
1729	rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false;
1730	rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false;
1731	/* this only test cp0 */
1732	r = radeon_ring_test(rdev, RADEON_RING_TYPE_GFX_INDEX, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]);
1733	if (r) {
1734		rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false;
1735		rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false;
1736		rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false;
1737		return r;
1738	}
1739
1740	if (rdev->asic->copy.copy_ring_index == RADEON_RING_TYPE_GFX_INDEX)
1741		radeon_ttm_set_active_vram_size(rdev, rdev->mc.real_vram_size);
1742
1743	return 0;
1744}
1745
1746u32 cayman_gpu_check_soft_reset(struct radeon_device *rdev)
1747{
1748	u32 reset_mask = 0;
1749	u32 tmp;
1750
1751	/* GRBM_STATUS */
1752	tmp = RREG32(GRBM_STATUS);
1753	if (tmp & (PA_BUSY | SC_BUSY |
1754		   SH_BUSY | SX_BUSY |
1755		   TA_BUSY | VGT_BUSY |
1756		   DB_BUSY | CB_BUSY |
1757		   GDS_BUSY | SPI_BUSY |
1758		   IA_BUSY | IA_BUSY_NO_DMA))
1759		reset_mask |= RADEON_RESET_GFX;
1760
1761	if (tmp & (CF_RQ_PENDING | PF_RQ_PENDING |
1762		   CP_BUSY | CP_COHERENCY_BUSY))
1763		reset_mask |= RADEON_RESET_CP;
1764
1765	if (tmp & GRBM_EE_BUSY)
1766		reset_mask |= RADEON_RESET_GRBM | RADEON_RESET_GFX | RADEON_RESET_CP;
1767
1768	/* DMA_STATUS_REG 0 */
1769	tmp = RREG32(DMA_STATUS_REG + DMA0_REGISTER_OFFSET);
1770	if (!(tmp & DMA_IDLE))
1771		reset_mask |= RADEON_RESET_DMA;
1772
1773	/* DMA_STATUS_REG 1 */
1774	tmp = RREG32(DMA_STATUS_REG + DMA1_REGISTER_OFFSET);
1775	if (!(tmp & DMA_IDLE))
1776		reset_mask |= RADEON_RESET_DMA1;
1777
1778	/* SRBM_STATUS2 */
1779	tmp = RREG32(SRBM_STATUS2);
1780	if (tmp & DMA_BUSY)
1781		reset_mask |= RADEON_RESET_DMA;
1782
1783	if (tmp & DMA1_BUSY)
1784		reset_mask |= RADEON_RESET_DMA1;
1785
1786	/* SRBM_STATUS */
1787	tmp = RREG32(SRBM_STATUS);
1788	if (tmp & (RLC_RQ_PENDING | RLC_BUSY))
1789		reset_mask |= RADEON_RESET_RLC;
1790
1791	if (tmp & IH_BUSY)
1792		reset_mask |= RADEON_RESET_IH;
1793
1794	if (tmp & SEM_BUSY)
1795		reset_mask |= RADEON_RESET_SEM;
1796
1797	if (tmp & GRBM_RQ_PENDING)
1798		reset_mask |= RADEON_RESET_GRBM;
1799
1800	if (tmp & VMC_BUSY)
1801		reset_mask |= RADEON_RESET_VMC;
1802
1803	if (tmp & (MCB_BUSY | MCB_NON_DISPLAY_BUSY |
1804		   MCC_BUSY | MCD_BUSY))
1805		reset_mask |= RADEON_RESET_MC;
1806
1807	if (evergreen_is_display_hung(rdev))
1808		reset_mask |= RADEON_RESET_DISPLAY;
1809
1810	/* VM_L2_STATUS */
1811	tmp = RREG32(VM_L2_STATUS);
1812	if (tmp & L2_BUSY)
1813		reset_mask |= RADEON_RESET_VMC;
1814
1815	/* Skip MC reset as it's mostly likely not hung, just busy */
1816	if (reset_mask & RADEON_RESET_MC) {
1817		DRM_DEBUG("MC busy: 0x%08X, clearing.\n", reset_mask);
1818		reset_mask &= ~RADEON_RESET_MC;
1819	}
1820
1821	return reset_mask;
1822}
1823
1824static void cayman_gpu_soft_reset(struct radeon_device *rdev, u32 reset_mask)
1825{
1826	struct evergreen_mc_save save;
1827	u32 grbm_soft_reset = 0, srbm_soft_reset = 0;
1828	u32 tmp;
1829
1830	if (reset_mask == 0)
1831		return;
1832
1833	dev_info(rdev->dev, "GPU softreset: 0x%08X\n", reset_mask);
1834
1835	evergreen_print_gpu_status_regs(rdev);
1836	dev_info(rdev->dev, "  VM_CONTEXT0_PROTECTION_FAULT_ADDR   0x%08X\n",
1837		 RREG32(0x14F8));
1838	dev_info(rdev->dev, "  VM_CONTEXT0_PROTECTION_FAULT_STATUS 0x%08X\n",
1839		 RREG32(0x14D8));
1840	dev_info(rdev->dev, "  VM_CONTEXT1_PROTECTION_FAULT_ADDR   0x%08X\n",
1841		 RREG32(0x14FC));
1842	dev_info(rdev->dev, "  VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
1843		 RREG32(0x14DC));
1844
1845	/* Disable CP parsing/prefetching */
1846	WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT);
1847
1848	if (reset_mask & RADEON_RESET_DMA) {
1849		/* dma0 */
1850		tmp = RREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET);
1851		tmp &= ~DMA_RB_ENABLE;
1852		WREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET, tmp);
1853	}
1854
1855	if (reset_mask & RADEON_RESET_DMA1) {
1856		/* dma1 */
1857		tmp = RREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET);
1858		tmp &= ~DMA_RB_ENABLE;
1859		WREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET, tmp);
1860	}
1861
1862	udelay(50);
1863
1864	evergreen_mc_stop(rdev, &save);
1865	if (evergreen_mc_wait_for_idle(rdev)) {
1866		dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
1867	}
1868
1869	if (reset_mask & (RADEON_RESET_GFX | RADEON_RESET_COMPUTE)) {
1870		grbm_soft_reset = SOFT_RESET_CB |
1871			SOFT_RESET_DB |
1872			SOFT_RESET_GDS |
1873			SOFT_RESET_PA |
1874			SOFT_RESET_SC |
1875			SOFT_RESET_SPI |
1876			SOFT_RESET_SH |
1877			SOFT_RESET_SX |
1878			SOFT_RESET_TC |
1879			SOFT_RESET_TA |
1880			SOFT_RESET_VGT |
1881			SOFT_RESET_IA;
1882	}
1883
1884	if (reset_mask & RADEON_RESET_CP) {
1885		grbm_soft_reset |= SOFT_RESET_CP | SOFT_RESET_VGT;
1886
1887		srbm_soft_reset |= SOFT_RESET_GRBM;
1888	}
1889
1890	if (reset_mask & RADEON_RESET_DMA)
1891		srbm_soft_reset |= SOFT_RESET_DMA;
1892
1893	if (reset_mask & RADEON_RESET_DMA1)
1894		srbm_soft_reset |= SOFT_RESET_DMA1;
1895
1896	if (reset_mask & RADEON_RESET_DISPLAY)
1897		srbm_soft_reset |= SOFT_RESET_DC;
1898
1899	if (reset_mask & RADEON_RESET_RLC)
1900		srbm_soft_reset |= SOFT_RESET_RLC;
1901
1902	if (reset_mask & RADEON_RESET_SEM)
1903		srbm_soft_reset |= SOFT_RESET_SEM;
1904
1905	if (reset_mask & RADEON_RESET_IH)
1906		srbm_soft_reset |= SOFT_RESET_IH;
1907
1908	if (reset_mask & RADEON_RESET_GRBM)
1909		srbm_soft_reset |= SOFT_RESET_GRBM;
1910
1911	if (reset_mask & RADEON_RESET_VMC)
1912		srbm_soft_reset |= SOFT_RESET_VMC;
1913
1914	if (!(rdev->flags & RADEON_IS_IGP)) {
1915		if (reset_mask & RADEON_RESET_MC)
1916			srbm_soft_reset |= SOFT_RESET_MC;
1917	}
1918
1919	if (grbm_soft_reset) {
1920		tmp = RREG32(GRBM_SOFT_RESET);
1921		tmp |= grbm_soft_reset;
1922		dev_info(rdev->dev, "GRBM_SOFT_RESET=0x%08X\n", tmp);
1923		WREG32(GRBM_SOFT_RESET, tmp);
1924		tmp = RREG32(GRBM_SOFT_RESET);
1925
1926		udelay(50);
1927
1928		tmp &= ~grbm_soft_reset;
1929		WREG32(GRBM_SOFT_RESET, tmp);
1930		tmp = RREG32(GRBM_SOFT_RESET);
1931	}
1932
1933	if (srbm_soft_reset) {
1934		tmp = RREG32(SRBM_SOFT_RESET);
1935		tmp |= srbm_soft_reset;
1936		dev_info(rdev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp);
1937		WREG32(SRBM_SOFT_RESET, tmp);
1938		tmp = RREG32(SRBM_SOFT_RESET);
1939
1940		udelay(50);
1941
1942		tmp &= ~srbm_soft_reset;
1943		WREG32(SRBM_SOFT_RESET, tmp);
1944		tmp = RREG32(SRBM_SOFT_RESET);
1945	}
1946
1947	/* Wait a little for things to settle down */
1948	udelay(50);
1949
1950	evergreen_mc_resume(rdev, &save);
1951	udelay(50);
1952
1953	evergreen_print_gpu_status_regs(rdev);
1954}
1955
1956int cayman_asic_reset(struct radeon_device *rdev, bool hard)
1957{
1958	u32 reset_mask;
1959
1960	if (hard) {
1961		evergreen_gpu_pci_config_reset(rdev);
1962		return 0;
1963	}
1964
1965	reset_mask = cayman_gpu_check_soft_reset(rdev);
1966
1967	if (reset_mask)
1968		r600_set_bios_scratch_engine_hung(rdev, true);
1969
1970	cayman_gpu_soft_reset(rdev, reset_mask);
1971
1972	reset_mask = cayman_gpu_check_soft_reset(rdev);
1973
1974	if (reset_mask)
1975		evergreen_gpu_pci_config_reset(rdev);
1976
1977	r600_set_bios_scratch_engine_hung(rdev, false);
1978
1979	return 0;
1980}
1981
1982/**
1983 * cayman_gfx_is_lockup - Check if the GFX engine is locked up
1984 *
1985 * @rdev: radeon_device pointer
1986 * @ring: radeon_ring structure holding ring information
1987 *
1988 * Check if the GFX engine is locked up.
1989 * Returns true if the engine appears to be locked up, false if not.
1990 */
1991bool cayman_gfx_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
1992{
1993	u32 reset_mask = cayman_gpu_check_soft_reset(rdev);
1994
1995	if (!(reset_mask & (RADEON_RESET_GFX |
1996			    RADEON_RESET_COMPUTE |
1997			    RADEON_RESET_CP))) {
1998		radeon_ring_lockup_update(rdev, ring);
1999		return false;
2000	}
2001	return radeon_ring_test_lockup(rdev, ring);
2002}
2003
2004static void cayman_uvd_init(struct radeon_device *rdev)
2005{
2006	int r;
2007
2008	if (!rdev->has_uvd)
2009		return;
2010
2011	r = radeon_uvd_init(rdev);
2012	if (r) {
2013		dev_err(rdev->dev, "failed UVD (%d) init.\n", r);
2014		/*
2015		 * At this point rdev->uvd.vcpu_bo is NULL which trickles down
2016		 * to early fails uvd_v2_2_resume() and thus nothing happens
2017		 * there. So it is pointless to try to go through that code
2018		 * hence why we disable uvd here.
2019		 */
2020		rdev->has_uvd = false;
2021		return;
2022	}
2023	rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_obj = NULL;
2024	r600_ring_init(rdev, &rdev->ring[R600_RING_TYPE_UVD_INDEX], 4096);
2025}
2026
2027static void cayman_uvd_start(struct radeon_device *rdev)
2028{
2029	int r;
2030
2031	if (!rdev->has_uvd)
2032		return;
2033
2034	r = uvd_v2_2_resume(rdev);
2035	if (r) {
2036		dev_err(rdev->dev, "failed UVD resume (%d).\n", r);
2037		goto error;
2038	}
2039	r = radeon_fence_driver_start_ring(rdev, R600_RING_TYPE_UVD_INDEX);
2040	if (r) {
2041		dev_err(rdev->dev, "failed initializing UVD fences (%d).\n", r);
2042		goto error;
2043	}
2044	return;
2045
2046error:
2047	rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_size = 0;
2048}
2049
2050static void cayman_uvd_resume(struct radeon_device *rdev)
2051{
2052	struct radeon_ring *ring;
2053	int r;
2054
2055	if (!rdev->has_uvd || !rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_size)
2056		return;
2057
2058	ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
2059	r = radeon_ring_init(rdev, ring, ring->ring_size, 0, PACKET0(UVD_NO_OP, 0));
2060	if (r) {
2061		dev_err(rdev->dev, "failed initializing UVD ring (%d).\n", r);
2062		return;
2063	}
2064	r = uvd_v1_0_init(rdev);
2065	if (r) {
2066		dev_err(rdev->dev, "failed initializing UVD (%d).\n", r);
2067		return;
2068	}
2069}
2070
2071static void cayman_vce_init(struct radeon_device *rdev)
2072{
2073	int r;
2074
2075	/* Only set for CHIP_ARUBA */
2076	if (!rdev->has_vce)
2077		return;
2078
2079	r = radeon_vce_init(rdev);
2080	if (r) {
2081		dev_err(rdev->dev, "failed VCE (%d) init.\n", r);
2082		/*
2083		 * At this point rdev->vce.vcpu_bo is NULL which trickles down
2084		 * to early fails cayman_vce_start() and thus nothing happens
2085		 * there. So it is pointless to try to go through that code
2086		 * hence why we disable vce here.
2087		 */
2088		rdev->has_vce = false;
2089		return;
2090	}
2091	rdev->ring[TN_RING_TYPE_VCE1_INDEX].ring_obj = NULL;
2092	r600_ring_init(rdev, &rdev->ring[TN_RING_TYPE_VCE1_INDEX], 4096);
2093	rdev->ring[TN_RING_TYPE_VCE2_INDEX].ring_obj = NULL;
2094	r600_ring_init(rdev, &rdev->ring[TN_RING_TYPE_VCE2_INDEX], 4096);
2095}
2096
2097static void cayman_vce_start(struct radeon_device *rdev)
2098{
2099	int r;
2100
2101	if (!rdev->has_vce)
2102		return;
2103
2104	r = radeon_vce_resume(rdev);
2105	if (r) {
2106		dev_err(rdev->dev, "failed VCE resume (%d).\n", r);
2107		goto error;
2108	}
2109	r = vce_v1_0_resume(rdev);
2110	if (r) {
2111		dev_err(rdev->dev, "failed VCE resume (%d).\n", r);
2112		goto error;
2113	}
2114	r = radeon_fence_driver_start_ring(rdev, TN_RING_TYPE_VCE1_INDEX);
2115	if (r) {
2116		dev_err(rdev->dev, "failed initializing VCE1 fences (%d).\n", r);
2117		goto error;
2118	}
2119	r = radeon_fence_driver_start_ring(rdev, TN_RING_TYPE_VCE2_INDEX);
2120	if (r) {
2121		dev_err(rdev->dev, "failed initializing VCE2 fences (%d).\n", r);
2122		goto error;
2123	}
2124	return;
2125
2126error:
2127	rdev->ring[TN_RING_TYPE_VCE1_INDEX].ring_size = 0;
2128	rdev->ring[TN_RING_TYPE_VCE2_INDEX].ring_size = 0;
2129}
2130
2131static void cayman_vce_resume(struct radeon_device *rdev)
2132{
2133	struct radeon_ring *ring;
2134	int r;
2135
2136	if (!rdev->has_vce || !rdev->ring[TN_RING_TYPE_VCE1_INDEX].ring_size)
2137		return;
2138
2139	ring = &rdev->ring[TN_RING_TYPE_VCE1_INDEX];
2140	r = radeon_ring_init(rdev, ring, ring->ring_size, 0, 0x0);
2141	if (r) {
2142		dev_err(rdev->dev, "failed initializing VCE1 ring (%d).\n", r);
2143		return;
2144	}
2145	ring = &rdev->ring[TN_RING_TYPE_VCE2_INDEX];
2146	r = radeon_ring_init(rdev, ring, ring->ring_size, 0, 0x0);
2147	if (r) {
2148		dev_err(rdev->dev, "failed initializing VCE1 ring (%d).\n", r);
2149		return;
2150	}
2151	r = vce_v1_0_init(rdev);
2152	if (r) {
2153		dev_err(rdev->dev, "failed initializing VCE (%d).\n", r);
2154		return;
2155	}
2156}
2157
2158static int cayman_startup(struct radeon_device *rdev)
2159{
2160	struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
2161	int r;
2162
2163	/* enable pcie gen2 link */
2164	evergreen_pcie_gen2_enable(rdev);
2165	/* enable aspm */
2166	evergreen_program_aspm(rdev);
2167
2168	/* scratch needs to be initialized before MC */
2169	r = r600_vram_scratch_init(rdev);
2170	if (r)
2171		return r;
2172
2173	evergreen_mc_program(rdev);
2174
2175	if (!(rdev->flags & RADEON_IS_IGP) && !rdev->pm.dpm_enabled) {
2176		r = ni_mc_load_microcode(rdev);
2177		if (r) {
2178			DRM_ERROR("Failed to load MC firmware!\n");
2179			return r;
2180		}
2181	}
2182
2183	r = cayman_pcie_gart_enable(rdev);
2184	if (r)
2185		return r;
2186	cayman_gpu_init(rdev);
2187
2188	/* allocate rlc buffers */
2189	if (rdev->flags & RADEON_IS_IGP) {
2190		rdev->rlc.reg_list = tn_rlc_save_restore_register_list;
2191		rdev->rlc.reg_list_size =
2192			(u32)ARRAY_SIZE(tn_rlc_save_restore_register_list);
2193		rdev->rlc.cs_data = cayman_cs_data;
2194		r = sumo_rlc_init(rdev);
2195		if (r) {
2196			DRM_ERROR("Failed to init rlc BOs!\n");
2197			return r;
2198		}
2199	}
2200
2201	/* allocate wb buffer */
2202	r = radeon_wb_init(rdev);
2203	if (r)
2204		return r;
2205
2206	r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX);
2207	if (r) {
2208		dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
2209		return r;
2210	}
2211
2212	cayman_uvd_start(rdev);
2213	cayman_vce_start(rdev);
2214
2215	r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_CP1_INDEX);
2216	if (r) {
2217		dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
2218		return r;
2219	}
2220
2221	r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_CP2_INDEX);
2222	if (r) {
2223		dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
2224		return r;
2225	}
2226
2227	r = radeon_fence_driver_start_ring(rdev, R600_RING_TYPE_DMA_INDEX);
2228	if (r) {
2229		dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r);
2230		return r;
2231	}
2232
2233	r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_DMA1_INDEX);
2234	if (r) {
2235		dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r);
2236		return r;
2237	}
2238
2239	/* Enable IRQ */
2240	if (!rdev->irq.installed) {
2241		r = radeon_irq_kms_init(rdev);
2242		if (r)
2243			return r;
2244	}
2245
2246	r = r600_irq_init(rdev);
2247	if (r) {
2248		DRM_ERROR("radeon: IH init failed (%d).\n", r);
2249		radeon_irq_kms_fini(rdev);
2250		return r;
2251	}
2252	evergreen_irq_set(rdev);
2253
2254	r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP_RPTR_OFFSET,
2255			     RADEON_CP_PACKET2);
2256	if (r)
2257		return r;
2258
2259	ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX];
2260	r = radeon_ring_init(rdev, ring, ring->ring_size, R600_WB_DMA_RPTR_OFFSET,
2261			     DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0));
2262	if (r)
2263		return r;
2264
2265	ring = &rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX];
2266	r = radeon_ring_init(rdev, ring, ring->ring_size, CAYMAN_WB_DMA1_RPTR_OFFSET,
2267			     DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0));
2268	if (r)
2269		return r;
2270
2271	r = cayman_cp_load_microcode(rdev);
2272	if (r)
2273		return r;
2274	r = cayman_cp_resume(rdev);
2275	if (r)
2276		return r;
2277
2278	r = cayman_dma_resume(rdev);
2279	if (r)
2280		return r;
2281
2282	cayman_uvd_resume(rdev);
2283	cayman_vce_resume(rdev);
2284
2285	r = radeon_ib_pool_init(rdev);
2286	if (r) {
2287		dev_err(rdev->dev, "IB initialization failed (%d).\n", r);
2288		return r;
2289	}
2290
2291	r = radeon_vm_manager_init(rdev);
2292	if (r) {
2293		dev_err(rdev->dev, "vm manager initialization failed (%d).\n", r);
2294		return r;
2295	}
2296
2297	r = radeon_audio_init(rdev);
2298	if (r)
2299		return r;
2300
2301	return 0;
2302}
2303
2304int cayman_resume(struct radeon_device *rdev)
2305{
2306	int r;
2307
2308	/* Do not reset GPU before posting, on rv770 hw unlike on r500 hw,
2309	 * posting will perform necessary task to bring back GPU into good
2310	 * shape.
2311	 */
2312	/* post card */
2313	atom_asic_init(rdev->mode_info.atom_context);
2314
2315	/* init golden registers */
2316	ni_init_golden_registers(rdev);
2317
2318	if (rdev->pm.pm_method == PM_METHOD_DPM)
2319		radeon_pm_resume(rdev);
2320
2321	rdev->accel_working = true;
2322	r = cayman_startup(rdev);
2323	if (r) {
2324		DRM_ERROR("cayman startup failed on resume\n");
2325		rdev->accel_working = false;
2326		return r;
2327	}
2328	return r;
2329}
2330
2331int cayman_suspend(struct radeon_device *rdev)
2332{
2333	radeon_pm_suspend(rdev);
2334	radeon_audio_fini(rdev);
2335	radeon_vm_manager_fini(rdev);
2336	cayman_cp_enable(rdev, false);
2337	cayman_dma_stop(rdev);
2338	if (rdev->has_uvd) {
 
2339		uvd_v1_0_fini(rdev);
2340		radeon_uvd_suspend(rdev);
2341	}
2342	evergreen_irq_suspend(rdev);
2343	radeon_wb_disable(rdev);
2344	cayman_pcie_gart_disable(rdev);
2345	return 0;
2346}
2347
2348/* Plan is to move initialization in that function and use
2349 * helper function so that radeon_device_init pretty much
2350 * do nothing more than calling asic specific function. This
2351 * should also allow to remove a bunch of callback function
2352 * like vram_info.
2353 */
2354int cayman_init(struct radeon_device *rdev)
2355{
2356	struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
2357	int r;
2358
2359	/* Read BIOS */
2360	if (!radeon_get_bios(rdev)) {
2361		if (ASIC_IS_AVIVO(rdev))
2362			return -EINVAL;
2363	}
2364	/* Must be an ATOMBIOS */
2365	if (!rdev->is_atom_bios) {
2366		dev_err(rdev->dev, "Expecting atombios for cayman GPU\n");
2367		return -EINVAL;
2368	}
2369	r = radeon_atombios_init(rdev);
2370	if (r)
2371		return r;
2372
2373	/* Post card if necessary */
2374	if (!radeon_card_posted(rdev)) {
2375		if (!rdev->bios) {
2376			dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n");
2377			return -EINVAL;
2378		}
2379		DRM_INFO("GPU not posted. posting now...\n");
2380		atom_asic_init(rdev->mode_info.atom_context);
2381	}
2382	/* init golden registers */
2383	ni_init_golden_registers(rdev);
2384	/* Initialize scratch registers */
2385	r600_scratch_init(rdev);
2386	/* Initialize surface registers */
2387	radeon_surface_init(rdev);
2388	/* Initialize clocks */
2389	radeon_get_clock_info(rdev->ddev);
2390	/* Fence driver */
2391	r = radeon_fence_driver_init(rdev);
2392	if (r)
2393		return r;
2394	/* initialize memory controller */
2395	r = evergreen_mc_init(rdev);
2396	if (r)
2397		return r;
2398	/* Memory manager */
2399	r = radeon_bo_init(rdev);
2400	if (r)
2401		return r;
2402
2403	if (rdev->flags & RADEON_IS_IGP) {
2404		if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) {
2405			r = ni_init_microcode(rdev);
2406			if (r) {
2407				DRM_ERROR("Failed to load firmware!\n");
2408				return r;
2409			}
2410		}
2411	} else {
2412		if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw || !rdev->mc_fw) {
2413			r = ni_init_microcode(rdev);
2414			if (r) {
2415				DRM_ERROR("Failed to load firmware!\n");
2416				return r;
2417			}
2418		}
2419	}
2420
2421	/* Initialize power management */
2422	radeon_pm_init(rdev);
2423
2424	ring->ring_obj = NULL;
2425	r600_ring_init(rdev, ring, 1024 * 1024);
2426
2427	ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX];
2428	ring->ring_obj = NULL;
2429	r600_ring_init(rdev, ring, 64 * 1024);
2430
2431	ring = &rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX];
2432	ring->ring_obj = NULL;
2433	r600_ring_init(rdev, ring, 64 * 1024);
2434
2435	cayman_uvd_init(rdev);
2436	cayman_vce_init(rdev);
2437
2438	rdev->ih.ring_obj = NULL;
2439	r600_ih_ring_init(rdev, 64 * 1024);
2440
2441	r = r600_pcie_gart_init(rdev);
2442	if (r)
2443		return r;
2444
2445	rdev->accel_working = true;
2446	r = cayman_startup(rdev);
2447	if (r) {
2448		dev_err(rdev->dev, "disabling GPU acceleration\n");
2449		cayman_cp_fini(rdev);
2450		cayman_dma_fini(rdev);
2451		r600_irq_fini(rdev);
2452		if (rdev->flags & RADEON_IS_IGP)
2453			sumo_rlc_fini(rdev);
2454		radeon_wb_fini(rdev);
2455		radeon_ib_pool_fini(rdev);
2456		radeon_vm_manager_fini(rdev);
2457		radeon_irq_kms_fini(rdev);
2458		cayman_pcie_gart_fini(rdev);
2459		rdev->accel_working = false;
2460	}
2461
2462	/* Don't start up if the MC ucode is missing.
2463	 * The default clocks and voltages before the MC ucode
2464	 * is loaded are not suffient for advanced operations.
2465	 *
2466	 * We can skip this check for TN, because there is no MC
2467	 * ucode.
2468	 */
2469	if (!rdev->mc_fw && !(rdev->flags & RADEON_IS_IGP)) {
2470		DRM_ERROR("radeon: MC ucode required for NI+.\n");
2471		return -EINVAL;
2472	}
2473
2474	return 0;
2475}
2476
2477void cayman_fini(struct radeon_device *rdev)
2478{
2479	radeon_pm_fini(rdev);
2480	cayman_cp_fini(rdev);
2481	cayman_dma_fini(rdev);
2482	r600_irq_fini(rdev);
2483	if (rdev->flags & RADEON_IS_IGP)
2484		sumo_rlc_fini(rdev);
2485	radeon_wb_fini(rdev);
2486	radeon_vm_manager_fini(rdev);
2487	radeon_ib_pool_fini(rdev);
2488	radeon_irq_kms_fini(rdev);
2489	uvd_v1_0_fini(rdev);
2490	radeon_uvd_fini(rdev);
2491	if (rdev->has_vce)
2492		radeon_vce_fini(rdev);
2493	cayman_pcie_gart_fini(rdev);
2494	r600_vram_scratch_fini(rdev);
2495	radeon_gem_fini(rdev);
2496	radeon_fence_driver_fini(rdev);
2497	radeon_bo_fini(rdev);
2498	radeon_atombios_fini(rdev);
2499	kfree(rdev->bios);
2500	rdev->bios = NULL;
2501}
2502
2503/*
2504 * vm
2505 */
2506int cayman_vm_init(struct radeon_device *rdev)
2507{
2508	/* number of VMs */
2509	rdev->vm_manager.nvm = 8;
2510	/* base offset of vram pages */
2511	if (rdev->flags & RADEON_IS_IGP) {
2512		u64 tmp = RREG32(FUS_MC_VM_FB_OFFSET);
2513		tmp <<= 22;
2514		rdev->vm_manager.vram_base_offset = tmp;
2515	} else
2516		rdev->vm_manager.vram_base_offset = 0;
2517	return 0;
2518}
2519
2520void cayman_vm_fini(struct radeon_device *rdev)
2521{
2522}
2523
2524/**
2525 * cayman_vm_decode_fault - print human readable fault info
2526 *
2527 * @rdev: radeon_device pointer
2528 * @status: VM_CONTEXT1_PROTECTION_FAULT_STATUS register value
2529 * @addr: VM_CONTEXT1_PROTECTION_FAULT_ADDR register value
2530 *
2531 * Print human readable fault information (cayman/TN).
2532 */
2533void cayman_vm_decode_fault(struct radeon_device *rdev,
2534			    u32 status, u32 addr)
2535{
2536	u32 mc_id = (status & MEMORY_CLIENT_ID_MASK) >> MEMORY_CLIENT_ID_SHIFT;
2537	u32 vmid = (status & FAULT_VMID_MASK) >> FAULT_VMID_SHIFT;
2538	u32 protections = (status & PROTECTIONS_MASK) >> PROTECTIONS_SHIFT;
2539	char *block;
2540
2541	switch (mc_id) {
2542	case 32:
2543	case 16:
2544	case 96:
2545	case 80:
2546	case 160:
2547	case 144:
2548	case 224:
2549	case 208:
2550		block = "CB";
2551		break;
2552	case 33:
2553	case 17:
2554	case 97:
2555	case 81:
2556	case 161:
2557	case 145:
2558	case 225:
2559	case 209:
2560		block = "CB_FMASK";
2561		break;
2562	case 34:
2563	case 18:
2564	case 98:
2565	case 82:
2566	case 162:
2567	case 146:
2568	case 226:
2569	case 210:
2570		block = "CB_CMASK";
2571		break;
2572	case 35:
2573	case 19:
2574	case 99:
2575	case 83:
2576	case 163:
2577	case 147:
2578	case 227:
2579	case 211:
2580		block = "CB_IMMED";
2581		break;
2582	case 36:
2583	case 20:
2584	case 100:
2585	case 84:
2586	case 164:
2587	case 148:
2588	case 228:
2589	case 212:
2590		block = "DB";
2591		break;
2592	case 37:
2593	case 21:
2594	case 101:
2595	case 85:
2596	case 165:
2597	case 149:
2598	case 229:
2599	case 213:
2600		block = "DB_HTILE";
2601		break;
2602	case 38:
2603	case 22:
2604	case 102:
2605	case 86:
2606	case 166:
2607	case 150:
2608	case 230:
2609	case 214:
2610		block = "SX";
2611		break;
2612	case 39:
2613	case 23:
2614	case 103:
2615	case 87:
2616	case 167:
2617	case 151:
2618	case 231:
2619	case 215:
2620		block = "DB_STEN";
2621		break;
2622	case 40:
2623	case 24:
2624	case 104:
2625	case 88:
2626	case 232:
2627	case 216:
2628	case 168:
2629	case 152:
2630		block = "TC_TFETCH";
2631		break;
2632	case 41:
2633	case 25:
2634	case 105:
2635	case 89:
2636	case 233:
2637	case 217:
2638	case 169:
2639	case 153:
2640		block = "TC_VFETCH";
2641		break;
2642	case 42:
2643	case 26:
2644	case 106:
2645	case 90:
2646	case 234:
2647	case 218:
2648	case 170:
2649	case 154:
2650		block = "VC";
2651		break;
2652	case 112:
2653		block = "CP";
2654		break;
2655	case 113:
2656	case 114:
2657		block = "SH";
2658		break;
2659	case 115:
2660		block = "VGT";
2661		break;
2662	case 178:
2663		block = "IH";
2664		break;
2665	case 51:
2666		block = "RLC";
2667		break;
2668	case 55:
2669		block = "DMA";
2670		break;
2671	case 56:
2672		block = "HDP";
2673		break;
2674	default:
2675		block = "unknown";
2676		break;
2677	}
2678
2679	printk("VM fault (0x%02x, vmid %d) at page %u, %s from %s (%d)\n",
2680	       protections, vmid, addr,
2681	       (status & MEMORY_CLIENT_RW_MASK) ? "write" : "read",
2682	       block, mc_id);
2683}
2684
2685/**
2686 * cayman_vm_flush - vm flush using the CP
2687 *
2688 * @rdev: radeon_device pointer
2689 *
2690 * Update the page table base and flush the VM TLB
2691 * using the CP (cayman-si).
2692 */
2693void cayman_vm_flush(struct radeon_device *rdev, struct radeon_ring *ring,
2694		     unsigned vm_id, uint64_t pd_addr)
2695{
2696	radeon_ring_write(ring, PACKET0(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm_id << 2), 0));
2697	radeon_ring_write(ring, pd_addr >> 12);
2698
2699	/* flush hdp cache */
2700	radeon_ring_write(ring, PACKET0(HDP_MEM_COHERENCY_FLUSH_CNTL, 0));
2701	radeon_ring_write(ring, 0x1);
2702
2703	/* bits 0-7 are the VM contexts0-7 */
2704	radeon_ring_write(ring, PACKET0(VM_INVALIDATE_REQUEST, 0));
2705	radeon_ring_write(ring, 1 << vm_id);
2706
2707	/* wait for the invalidate to complete */
2708	radeon_ring_write(ring, PACKET3(PACKET3_WAIT_REG_MEM, 5));
2709	radeon_ring_write(ring, (WAIT_REG_MEM_FUNCTION(0) |  /* always */
2710				 WAIT_REG_MEM_ENGINE(0))); /* me */
2711	radeon_ring_write(ring, VM_INVALIDATE_REQUEST >> 2);
2712	radeon_ring_write(ring, 0);
2713	radeon_ring_write(ring, 0); /* ref */
2714	radeon_ring_write(ring, 0); /* mask */
2715	radeon_ring_write(ring, 0x20); /* poll interval */
2716
2717	/* sync PFP to ME, otherwise we might get invalid PFP reads */
2718	radeon_ring_write(ring, PACKET3(PACKET3_PFP_SYNC_ME, 0));
2719	radeon_ring_write(ring, 0x0);
2720}
2721
2722int tn_set_vce_clocks(struct radeon_device *rdev, u32 evclk, u32 ecclk)
2723{
2724	struct atom_clock_dividers dividers;
2725	int r, i;
2726
2727	r = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM,
2728					   ecclk, false, &dividers);
2729	if (r)
2730		return r;
2731
2732	for (i = 0; i < 100; i++) {
2733		if (RREG32(CG_ECLK_STATUS) & ECLK_STATUS)
2734			break;
2735		mdelay(10);
2736	}
2737	if (i == 100)
2738		return -ETIMEDOUT;
2739
2740	WREG32_P(CG_ECLK_CNTL, dividers.post_div, ~(ECLK_DIR_CNTL_EN|ECLK_DIVIDER_MASK));
2741
2742	for (i = 0; i < 100; i++) {
2743		if (RREG32(CG_ECLK_STATUS) & ECLK_STATUS)
2744			break;
2745		mdelay(10);
2746	}
2747	if (i == 100)
2748		return -ETIMEDOUT;
2749
2750	return 0;
2751}