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v4.6
   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#include <linux/firmware.h>
  25#include <linux/slab.h>
  26#include <linux/module.h>
  27#include <drm/drmP.h>
  28#include "radeon.h"
  29#include "radeon_asic.h"
  30#include "radeon_audio.h"
  31#include <drm/radeon_drm.h>
  32#include "nid.h"
  33#include "atom.h"
  34#include "ni_reg.h"
  35#include "cayman_blit_shaders.h"
  36#include "radeon_ucode.h"
  37#include "clearstate_cayman.h"
  38
  39/*
  40 * Indirect registers accessor
  41 */
  42u32 tn_smc_rreg(struct radeon_device *rdev, u32 reg)
  43{
  44	unsigned long flags;
  45	u32 r;
  46
  47	spin_lock_irqsave(&rdev->smc_idx_lock, flags);
  48	WREG32(TN_SMC_IND_INDEX_0, (reg));
  49	r = RREG32(TN_SMC_IND_DATA_0);
  50	spin_unlock_irqrestore(&rdev->smc_idx_lock, flags);
  51	return r;
  52}
  53
  54void tn_smc_wreg(struct radeon_device *rdev, u32 reg, u32 v)
  55{
  56	unsigned long flags;
  57
  58	spin_lock_irqsave(&rdev->smc_idx_lock, flags);
  59	WREG32(TN_SMC_IND_INDEX_0, (reg));
  60	WREG32(TN_SMC_IND_DATA_0, (v));
  61	spin_unlock_irqrestore(&rdev->smc_idx_lock, flags);
  62}
  63
  64static const u32 tn_rlc_save_restore_register_list[] =
  65{
  66	0x98fc,
  67	0x98f0,
  68	0x9834,
  69	0x9838,
  70	0x9870,
  71	0x9874,
  72	0x8a14,
  73	0x8b24,
  74	0x8bcc,
  75	0x8b10,
  76	0x8c30,
  77	0x8d00,
  78	0x8d04,
  79	0x8c00,
  80	0x8c04,
  81	0x8c10,
  82	0x8c14,
  83	0x8d8c,
  84	0x8cf0,
  85	0x8e38,
  86	0x9508,
  87	0x9688,
  88	0x9608,
  89	0x960c,
  90	0x9610,
  91	0x9614,
  92	0x88c4,
  93	0x8978,
  94	0x88d4,
  95	0x900c,
  96	0x9100,
  97	0x913c,
  98	0x90e8,
  99	0x9354,
 100	0xa008,
 101	0x98f8,
 102	0x9148,
 103	0x914c,
 104	0x3f94,
 105	0x98f4,
 106	0x9b7c,
 107	0x3f8c,
 108	0x8950,
 109	0x8954,
 110	0x8a18,
 111	0x8b28,
 112	0x9144,
 113	0x3f90,
 114	0x915c,
 115	0x9160,
 116	0x9178,
 117	0x917c,
 118	0x9180,
 119	0x918c,
 120	0x9190,
 121	0x9194,
 122	0x9198,
 123	0x919c,
 124	0x91a8,
 125	0x91ac,
 126	0x91b0,
 127	0x91b4,
 128	0x91b8,
 129	0x91c4,
 130	0x91c8,
 131	0x91cc,
 132	0x91d0,
 133	0x91d4,
 134	0x91e0,
 135	0x91e4,
 136	0x91ec,
 137	0x91f0,
 138	0x91f4,
 139	0x9200,
 140	0x9204,
 141	0x929c,
 142	0x8030,
 143	0x9150,
 144	0x9a60,
 145	0x920c,
 146	0x9210,
 147	0x9228,
 148	0x922c,
 149	0x9244,
 150	0x9248,
 151	0x91e8,
 152	0x9294,
 153	0x9208,
 154	0x9224,
 155	0x9240,
 156	0x9220,
 157	0x923c,
 158	0x9258,
 159	0x9744,
 160	0xa200,
 161	0xa204,
 162	0xa208,
 163	0xa20c,
 164	0x8d58,
 165	0x9030,
 166	0x9034,
 167	0x9038,
 168	0x903c,
 169	0x9040,
 170	0x9654,
 171	0x897c,
 172	0xa210,
 173	0xa214,
 174	0x9868,
 175	0xa02c,
 176	0x9664,
 177	0x9698,
 178	0x949c,
 179	0x8e10,
 180	0x8e18,
 181	0x8c50,
 182	0x8c58,
 183	0x8c60,
 184	0x8c68,
 185	0x89b4,
 186	0x9830,
 187	0x802c,
 188};
 189
 190extern bool evergreen_is_display_hung(struct radeon_device *rdev);
 191extern void evergreen_print_gpu_status_regs(struct radeon_device *rdev);
 192extern void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *save);
 193extern void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *save);
 194extern int evergreen_mc_wait_for_idle(struct radeon_device *rdev);
 195extern void evergreen_mc_program(struct radeon_device *rdev);
 196extern void evergreen_irq_suspend(struct radeon_device *rdev);
 197extern int evergreen_mc_init(struct radeon_device *rdev);
 198extern void evergreen_fix_pci_max_read_req_size(struct radeon_device *rdev);
 199extern void evergreen_pcie_gen2_enable(struct radeon_device *rdev);
 200extern void evergreen_program_aspm(struct radeon_device *rdev);
 201extern void sumo_rlc_fini(struct radeon_device *rdev);
 202extern int sumo_rlc_init(struct radeon_device *rdev);
 203extern void evergreen_gpu_pci_config_reset(struct radeon_device *rdev);
 204
 205/* Firmware Names */
 206MODULE_FIRMWARE("radeon/BARTS_pfp.bin");
 207MODULE_FIRMWARE("radeon/BARTS_me.bin");
 208MODULE_FIRMWARE("radeon/BARTS_mc.bin");
 209MODULE_FIRMWARE("radeon/BARTS_smc.bin");
 210MODULE_FIRMWARE("radeon/BTC_rlc.bin");
 211MODULE_FIRMWARE("radeon/TURKS_pfp.bin");
 212MODULE_FIRMWARE("radeon/TURKS_me.bin");
 213MODULE_FIRMWARE("radeon/TURKS_mc.bin");
 214MODULE_FIRMWARE("radeon/TURKS_smc.bin");
 215MODULE_FIRMWARE("radeon/CAICOS_pfp.bin");
 216MODULE_FIRMWARE("radeon/CAICOS_me.bin");
 217MODULE_FIRMWARE("radeon/CAICOS_mc.bin");
 218MODULE_FIRMWARE("radeon/CAICOS_smc.bin");
 219MODULE_FIRMWARE("radeon/CAYMAN_pfp.bin");
 220MODULE_FIRMWARE("radeon/CAYMAN_me.bin");
 221MODULE_FIRMWARE("radeon/CAYMAN_mc.bin");
 222MODULE_FIRMWARE("radeon/CAYMAN_rlc.bin");
 223MODULE_FIRMWARE("radeon/CAYMAN_smc.bin");
 224MODULE_FIRMWARE("radeon/ARUBA_pfp.bin");
 225MODULE_FIRMWARE("radeon/ARUBA_me.bin");
 226MODULE_FIRMWARE("radeon/ARUBA_rlc.bin");
 227
 228
 229static const u32 cayman_golden_registers2[] =
 230{
 231	0x3e5c, 0xffffffff, 0x00000000,
 232	0x3e48, 0xffffffff, 0x00000000,
 233	0x3e4c, 0xffffffff, 0x00000000,
 234	0x3e64, 0xffffffff, 0x00000000,
 235	0x3e50, 0xffffffff, 0x00000000,
 236	0x3e60, 0xffffffff, 0x00000000
 237};
 238
 239static const u32 cayman_golden_registers[] =
 240{
 241	0x5eb4, 0xffffffff, 0x00000002,
 242	0x5e78, 0x8f311ff1, 0x001000f0,
 243	0x3f90, 0xffff0000, 0xff000000,
 244	0x9148, 0xffff0000, 0xff000000,
 245	0x3f94, 0xffff0000, 0xff000000,
 246	0x914c, 0xffff0000, 0xff000000,
 247	0xc78, 0x00000080, 0x00000080,
 248	0xbd4, 0x70073777, 0x00011003,
 249	0xd02c, 0xbfffff1f, 0x08421000,
 250	0xd0b8, 0x73773777, 0x02011003,
 251	0x5bc0, 0x00200000, 0x50100000,
 252	0x98f8, 0x33773777, 0x02011003,
 253	0x98fc, 0xffffffff, 0x76541032,
 254	0x7030, 0x31000311, 0x00000011,
 255	0x2f48, 0x33773777, 0x42010001,
 256	0x6b28, 0x00000010, 0x00000012,
 257	0x7728, 0x00000010, 0x00000012,
 258	0x10328, 0x00000010, 0x00000012,
 259	0x10f28, 0x00000010, 0x00000012,
 260	0x11b28, 0x00000010, 0x00000012,
 261	0x12728, 0x00000010, 0x00000012,
 262	0x240c, 0x000007ff, 0x00000000,
 263	0x8a14, 0xf000001f, 0x00000007,
 264	0x8b24, 0x3fff3fff, 0x00ff0fff,
 265	0x8b10, 0x0000ff0f, 0x00000000,
 266	0x28a4c, 0x07ffffff, 0x06000000,
 267	0x10c, 0x00000001, 0x00010003,
 268	0xa02c, 0xffffffff, 0x0000009b,
 269	0x913c, 0x0000010f, 0x01000100,
 270	0x8c04, 0xf8ff00ff, 0x40600060,
 271	0x28350, 0x00000f01, 0x00000000,
 272	0x9508, 0x3700001f, 0x00000002,
 273	0x960c, 0xffffffff, 0x54763210,
 274	0x88c4, 0x001f3ae3, 0x00000082,
 275	0x88d0, 0xffffffff, 0x0f40df40,
 276	0x88d4, 0x0000001f, 0x00000010,
 277	0x8974, 0xffffffff, 0x00000000
 278};
 279
 280static const u32 dvst_golden_registers2[] =
 281{
 282	0x8f8, 0xffffffff, 0,
 283	0x8fc, 0x00380000, 0,
 284	0x8f8, 0xffffffff, 1,
 285	0x8fc, 0x0e000000, 0
 286};
 287
 288static const u32 dvst_golden_registers[] =
 289{
 290	0x690, 0x3fff3fff, 0x20c00033,
 291	0x918c, 0x0fff0fff, 0x00010006,
 292	0x91a8, 0x0fff0fff, 0x00010006,
 293	0x9150, 0xffffdfff, 0x6e944040,
 294	0x917c, 0x0fff0fff, 0x00030002,
 295	0x9198, 0x0fff0fff, 0x00030002,
 296	0x915c, 0x0fff0fff, 0x00010000,
 297	0x3f90, 0xffff0001, 0xff000000,
 298	0x9178, 0x0fff0fff, 0x00070000,
 299	0x9194, 0x0fff0fff, 0x00070000,
 300	0x9148, 0xffff0001, 0xff000000,
 301	0x9190, 0x0fff0fff, 0x00090008,
 302	0x91ac, 0x0fff0fff, 0x00090008,
 303	0x3f94, 0xffff0000, 0xff000000,
 304	0x914c, 0xffff0000, 0xff000000,
 305	0x929c, 0x00000fff, 0x00000001,
 306	0x55e4, 0xff607fff, 0xfc000100,
 307	0x8a18, 0xff000fff, 0x00000100,
 308	0x8b28, 0xff000fff, 0x00000100,
 309	0x9144, 0xfffc0fff, 0x00000100,
 310	0x6ed8, 0x00010101, 0x00010000,
 311	0x9830, 0xffffffff, 0x00000000,
 312	0x9834, 0xf00fffff, 0x00000400,
 313	0x9838, 0xfffffffe, 0x00000000,
 314	0xd0c0, 0xff000fff, 0x00000100,
 315	0xd02c, 0xbfffff1f, 0x08421000,
 316	0xd0b8, 0x73773777, 0x12010001,
 317	0x5bb0, 0x000000f0, 0x00000070,
 318	0x98f8, 0x73773777, 0x12010001,
 319	0x98fc, 0xffffffff, 0x00000010,
 320	0x9b7c, 0x00ff0000, 0x00fc0000,
 321	0x8030, 0x00001f0f, 0x0000100a,
 322	0x2f48, 0x73773777, 0x12010001,
 323	0x2408, 0x00030000, 0x000c007f,
 324	0x8a14, 0xf000003f, 0x00000007,
 325	0x8b24, 0x3fff3fff, 0x00ff0fff,
 326	0x8b10, 0x0000ff0f, 0x00000000,
 327	0x28a4c, 0x07ffffff, 0x06000000,
 328	0x4d8, 0x00000fff, 0x00000100,
 329	0xa008, 0xffffffff, 0x00010000,
 330	0x913c, 0xffff03ff, 0x01000100,
 331	0x8c00, 0x000000ff, 0x00000003,
 332	0x8c04, 0xf8ff00ff, 0x40600060,
 333	0x8cf0, 0x1fff1fff, 0x08e00410,
 334	0x28350, 0x00000f01, 0x00000000,
 335	0x9508, 0xf700071f, 0x00000002,
 336	0x960c, 0xffffffff, 0x54763210,
 337	0x20ef8, 0x01ff01ff, 0x00000002,
 338	0x20e98, 0xfffffbff, 0x00200000,
 339	0x2015c, 0xffffffff, 0x00000f40,
 340	0x88c4, 0x001f3ae3, 0x00000082,
 341	0x8978, 0x3fffffff, 0x04050140,
 342	0x88d4, 0x0000001f, 0x00000010,
 343	0x8974, 0xffffffff, 0x00000000
 344};
 345
 346static const u32 scrapper_golden_registers[] =
 347{
 348	0x690, 0x3fff3fff, 0x20c00033,
 349	0x918c, 0x0fff0fff, 0x00010006,
 350	0x918c, 0x0fff0fff, 0x00010006,
 351	0x91a8, 0x0fff0fff, 0x00010006,
 352	0x91a8, 0x0fff0fff, 0x00010006,
 353	0x9150, 0xffffdfff, 0x6e944040,
 354	0x9150, 0xffffdfff, 0x6e944040,
 355	0x917c, 0x0fff0fff, 0x00030002,
 356	0x917c, 0x0fff0fff, 0x00030002,
 357	0x9198, 0x0fff0fff, 0x00030002,
 358	0x9198, 0x0fff0fff, 0x00030002,
 359	0x915c, 0x0fff0fff, 0x00010000,
 360	0x915c, 0x0fff0fff, 0x00010000,
 361	0x3f90, 0xffff0001, 0xff000000,
 362	0x3f90, 0xffff0001, 0xff000000,
 363	0x9178, 0x0fff0fff, 0x00070000,
 364	0x9178, 0x0fff0fff, 0x00070000,
 365	0x9194, 0x0fff0fff, 0x00070000,
 366	0x9194, 0x0fff0fff, 0x00070000,
 367	0x9148, 0xffff0001, 0xff000000,
 368	0x9148, 0xffff0001, 0xff000000,
 369	0x9190, 0x0fff0fff, 0x00090008,
 370	0x9190, 0x0fff0fff, 0x00090008,
 371	0x91ac, 0x0fff0fff, 0x00090008,
 372	0x91ac, 0x0fff0fff, 0x00090008,
 373	0x3f94, 0xffff0000, 0xff000000,
 374	0x3f94, 0xffff0000, 0xff000000,
 375	0x914c, 0xffff0000, 0xff000000,
 376	0x914c, 0xffff0000, 0xff000000,
 377	0x929c, 0x00000fff, 0x00000001,
 378	0x929c, 0x00000fff, 0x00000001,
 379	0x55e4, 0xff607fff, 0xfc000100,
 380	0x8a18, 0xff000fff, 0x00000100,
 381	0x8a18, 0xff000fff, 0x00000100,
 382	0x8b28, 0xff000fff, 0x00000100,
 383	0x8b28, 0xff000fff, 0x00000100,
 384	0x9144, 0xfffc0fff, 0x00000100,
 385	0x9144, 0xfffc0fff, 0x00000100,
 386	0x6ed8, 0x00010101, 0x00010000,
 387	0x9830, 0xffffffff, 0x00000000,
 388	0x9830, 0xffffffff, 0x00000000,
 389	0x9834, 0xf00fffff, 0x00000400,
 390	0x9834, 0xf00fffff, 0x00000400,
 391	0x9838, 0xfffffffe, 0x00000000,
 392	0x9838, 0xfffffffe, 0x00000000,
 393	0xd0c0, 0xff000fff, 0x00000100,
 394	0xd02c, 0xbfffff1f, 0x08421000,
 395	0xd02c, 0xbfffff1f, 0x08421000,
 396	0xd0b8, 0x73773777, 0x12010001,
 397	0xd0b8, 0x73773777, 0x12010001,
 398	0x5bb0, 0x000000f0, 0x00000070,
 399	0x98f8, 0x73773777, 0x12010001,
 400	0x98f8, 0x73773777, 0x12010001,
 401	0x98fc, 0xffffffff, 0x00000010,
 402	0x98fc, 0xffffffff, 0x00000010,
 403	0x9b7c, 0x00ff0000, 0x00fc0000,
 404	0x9b7c, 0x00ff0000, 0x00fc0000,
 405	0x8030, 0x00001f0f, 0x0000100a,
 406	0x8030, 0x00001f0f, 0x0000100a,
 407	0x2f48, 0x73773777, 0x12010001,
 408	0x2f48, 0x73773777, 0x12010001,
 409	0x2408, 0x00030000, 0x000c007f,
 410	0x8a14, 0xf000003f, 0x00000007,
 411	0x8a14, 0xf000003f, 0x00000007,
 412	0x8b24, 0x3fff3fff, 0x00ff0fff,
 413	0x8b24, 0x3fff3fff, 0x00ff0fff,
 414	0x8b10, 0x0000ff0f, 0x00000000,
 415	0x8b10, 0x0000ff0f, 0x00000000,
 416	0x28a4c, 0x07ffffff, 0x06000000,
 417	0x28a4c, 0x07ffffff, 0x06000000,
 418	0x4d8, 0x00000fff, 0x00000100,
 419	0x4d8, 0x00000fff, 0x00000100,
 420	0xa008, 0xffffffff, 0x00010000,
 421	0xa008, 0xffffffff, 0x00010000,
 422	0x913c, 0xffff03ff, 0x01000100,
 423	0x913c, 0xffff03ff, 0x01000100,
 424	0x90e8, 0x001fffff, 0x010400c0,
 425	0x8c00, 0x000000ff, 0x00000003,
 426	0x8c00, 0x000000ff, 0x00000003,
 427	0x8c04, 0xf8ff00ff, 0x40600060,
 428	0x8c04, 0xf8ff00ff, 0x40600060,
 429	0x8c30, 0x0000000f, 0x00040005,
 430	0x8cf0, 0x1fff1fff, 0x08e00410,
 431	0x8cf0, 0x1fff1fff, 0x08e00410,
 432	0x900c, 0x00ffffff, 0x0017071f,
 433	0x28350, 0x00000f01, 0x00000000,
 434	0x28350, 0x00000f01, 0x00000000,
 435	0x9508, 0xf700071f, 0x00000002,
 436	0x9508, 0xf700071f, 0x00000002,
 437	0x9688, 0x00300000, 0x0017000f,
 438	0x960c, 0xffffffff, 0x54763210,
 439	0x960c, 0xffffffff, 0x54763210,
 440	0x20ef8, 0x01ff01ff, 0x00000002,
 441	0x20e98, 0xfffffbff, 0x00200000,
 442	0x2015c, 0xffffffff, 0x00000f40,
 443	0x88c4, 0x001f3ae3, 0x00000082,
 444	0x88c4, 0x001f3ae3, 0x00000082,
 445	0x8978, 0x3fffffff, 0x04050140,
 446	0x8978, 0x3fffffff, 0x04050140,
 447	0x88d4, 0x0000001f, 0x00000010,
 448	0x88d4, 0x0000001f, 0x00000010,
 449	0x8974, 0xffffffff, 0x00000000,
 450	0x8974, 0xffffffff, 0x00000000
 451};
 452
 453static void ni_init_golden_registers(struct radeon_device *rdev)
 454{
 455	switch (rdev->family) {
 456	case CHIP_CAYMAN:
 457		radeon_program_register_sequence(rdev,
 458						 cayman_golden_registers,
 459						 (const u32)ARRAY_SIZE(cayman_golden_registers));
 460		radeon_program_register_sequence(rdev,
 461						 cayman_golden_registers2,
 462						 (const u32)ARRAY_SIZE(cayman_golden_registers2));
 463		break;
 464	case CHIP_ARUBA:
 465		if ((rdev->pdev->device == 0x9900) ||
 466		    (rdev->pdev->device == 0x9901) ||
 467		    (rdev->pdev->device == 0x9903) ||
 468		    (rdev->pdev->device == 0x9904) ||
 469		    (rdev->pdev->device == 0x9905) ||
 470		    (rdev->pdev->device == 0x9906) ||
 471		    (rdev->pdev->device == 0x9907) ||
 472		    (rdev->pdev->device == 0x9908) ||
 473		    (rdev->pdev->device == 0x9909) ||
 474		    (rdev->pdev->device == 0x990A) ||
 475		    (rdev->pdev->device == 0x990B) ||
 476		    (rdev->pdev->device == 0x990C) ||
 477		    (rdev->pdev->device == 0x990D) ||
 478		    (rdev->pdev->device == 0x990E) ||
 479		    (rdev->pdev->device == 0x990F) ||
 480		    (rdev->pdev->device == 0x9910) ||
 481		    (rdev->pdev->device == 0x9913) ||
 482		    (rdev->pdev->device == 0x9917) ||
 483		    (rdev->pdev->device == 0x9918)) {
 484			radeon_program_register_sequence(rdev,
 485							 dvst_golden_registers,
 486							 (const u32)ARRAY_SIZE(dvst_golden_registers));
 487			radeon_program_register_sequence(rdev,
 488							 dvst_golden_registers2,
 489							 (const u32)ARRAY_SIZE(dvst_golden_registers2));
 490		} else {
 491			radeon_program_register_sequence(rdev,
 492							 scrapper_golden_registers,
 493							 (const u32)ARRAY_SIZE(scrapper_golden_registers));
 494			radeon_program_register_sequence(rdev,
 495							 dvst_golden_registers2,
 496							 (const u32)ARRAY_SIZE(dvst_golden_registers2));
 497		}
 498		break;
 499	default:
 500		break;
 501	}
 502}
 503
 504#define BTC_IO_MC_REGS_SIZE 29
 505
 506static const u32 barts_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = {
 507	{0x00000077, 0xff010100},
 508	{0x00000078, 0x00000000},
 509	{0x00000079, 0x00001434},
 510	{0x0000007a, 0xcc08ec08},
 511	{0x0000007b, 0x00040000},
 512	{0x0000007c, 0x000080c0},
 513	{0x0000007d, 0x09000000},
 514	{0x0000007e, 0x00210404},
 515	{0x00000081, 0x08a8e800},
 516	{0x00000082, 0x00030444},
 517	{0x00000083, 0x00000000},
 518	{0x00000085, 0x00000001},
 519	{0x00000086, 0x00000002},
 520	{0x00000087, 0x48490000},
 521	{0x00000088, 0x20244647},
 522	{0x00000089, 0x00000005},
 523	{0x0000008b, 0x66030000},
 524	{0x0000008c, 0x00006603},
 525	{0x0000008d, 0x00000100},
 526	{0x0000008f, 0x00001c0a},
 527	{0x00000090, 0xff000001},
 528	{0x00000094, 0x00101101},
 529	{0x00000095, 0x00000fff},
 530	{0x00000096, 0x00116fff},
 531	{0x00000097, 0x60010000},
 532	{0x00000098, 0x10010000},
 533	{0x00000099, 0x00006000},
 534	{0x0000009a, 0x00001000},
 535	{0x0000009f, 0x00946a00}
 536};
 537
 538static const u32 turks_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = {
 539	{0x00000077, 0xff010100},
 540	{0x00000078, 0x00000000},
 541	{0x00000079, 0x00001434},
 542	{0x0000007a, 0xcc08ec08},
 543	{0x0000007b, 0x00040000},
 544	{0x0000007c, 0x000080c0},
 545	{0x0000007d, 0x09000000},
 546	{0x0000007e, 0x00210404},
 547	{0x00000081, 0x08a8e800},
 548	{0x00000082, 0x00030444},
 549	{0x00000083, 0x00000000},
 550	{0x00000085, 0x00000001},
 551	{0x00000086, 0x00000002},
 552	{0x00000087, 0x48490000},
 553	{0x00000088, 0x20244647},
 554	{0x00000089, 0x00000005},
 555	{0x0000008b, 0x66030000},
 556	{0x0000008c, 0x00006603},
 557	{0x0000008d, 0x00000100},
 558	{0x0000008f, 0x00001c0a},
 559	{0x00000090, 0xff000001},
 560	{0x00000094, 0x00101101},
 561	{0x00000095, 0x00000fff},
 562	{0x00000096, 0x00116fff},
 563	{0x00000097, 0x60010000},
 564	{0x00000098, 0x10010000},
 565	{0x00000099, 0x00006000},
 566	{0x0000009a, 0x00001000},
 567	{0x0000009f, 0x00936a00}
 568};
 569
 570static const u32 caicos_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = {
 571	{0x00000077, 0xff010100},
 572	{0x00000078, 0x00000000},
 573	{0x00000079, 0x00001434},
 574	{0x0000007a, 0xcc08ec08},
 575	{0x0000007b, 0x00040000},
 576	{0x0000007c, 0x000080c0},
 577	{0x0000007d, 0x09000000},
 578	{0x0000007e, 0x00210404},
 579	{0x00000081, 0x08a8e800},
 580	{0x00000082, 0x00030444},
 581	{0x00000083, 0x00000000},
 582	{0x00000085, 0x00000001},
 583	{0x00000086, 0x00000002},
 584	{0x00000087, 0x48490000},
 585	{0x00000088, 0x20244647},
 586	{0x00000089, 0x00000005},
 587	{0x0000008b, 0x66030000},
 588	{0x0000008c, 0x00006603},
 589	{0x0000008d, 0x00000100},
 590	{0x0000008f, 0x00001c0a},
 591	{0x00000090, 0xff000001},
 592	{0x00000094, 0x00101101},
 593	{0x00000095, 0x00000fff},
 594	{0x00000096, 0x00116fff},
 595	{0x00000097, 0x60010000},
 596	{0x00000098, 0x10010000},
 597	{0x00000099, 0x00006000},
 598	{0x0000009a, 0x00001000},
 599	{0x0000009f, 0x00916a00}
 600};
 601
 602static const u32 cayman_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = {
 603	{0x00000077, 0xff010100},
 604	{0x00000078, 0x00000000},
 605	{0x00000079, 0x00001434},
 606	{0x0000007a, 0xcc08ec08},
 607	{0x0000007b, 0x00040000},
 608	{0x0000007c, 0x000080c0},
 609	{0x0000007d, 0x09000000},
 610	{0x0000007e, 0x00210404},
 611	{0x00000081, 0x08a8e800},
 612	{0x00000082, 0x00030444},
 613	{0x00000083, 0x00000000},
 614	{0x00000085, 0x00000001},
 615	{0x00000086, 0x00000002},
 616	{0x00000087, 0x48490000},
 617	{0x00000088, 0x20244647},
 618	{0x00000089, 0x00000005},
 619	{0x0000008b, 0x66030000},
 620	{0x0000008c, 0x00006603},
 621	{0x0000008d, 0x00000100},
 622	{0x0000008f, 0x00001c0a},
 623	{0x00000090, 0xff000001},
 624	{0x00000094, 0x00101101},
 625	{0x00000095, 0x00000fff},
 626	{0x00000096, 0x00116fff},
 627	{0x00000097, 0x60010000},
 628	{0x00000098, 0x10010000},
 629	{0x00000099, 0x00006000},
 630	{0x0000009a, 0x00001000},
 631	{0x0000009f, 0x00976b00}
 632};
 633
 634int ni_mc_load_microcode(struct radeon_device *rdev)
 635{
 636	const __be32 *fw_data;
 637	u32 mem_type, running, blackout = 0;
 638	u32 *io_mc_regs;
 639	int i, ucode_size, regs_size;
 640
 641	if (!rdev->mc_fw)
 642		return -EINVAL;
 643
 644	switch (rdev->family) {
 645	case CHIP_BARTS:
 646		io_mc_regs = (u32 *)&barts_io_mc_regs;
 647		ucode_size = BTC_MC_UCODE_SIZE;
 648		regs_size = BTC_IO_MC_REGS_SIZE;
 649		break;
 650	case CHIP_TURKS:
 651		io_mc_regs = (u32 *)&turks_io_mc_regs;
 652		ucode_size = BTC_MC_UCODE_SIZE;
 653		regs_size = BTC_IO_MC_REGS_SIZE;
 654		break;
 655	case CHIP_CAICOS:
 656	default:
 657		io_mc_regs = (u32 *)&caicos_io_mc_regs;
 658		ucode_size = BTC_MC_UCODE_SIZE;
 659		regs_size = BTC_IO_MC_REGS_SIZE;
 660		break;
 661	case CHIP_CAYMAN:
 662		io_mc_regs = (u32 *)&cayman_io_mc_regs;
 663		ucode_size = CAYMAN_MC_UCODE_SIZE;
 664		regs_size = BTC_IO_MC_REGS_SIZE;
 665		break;
 666	}
 667
 668	mem_type = (RREG32(MC_SEQ_MISC0) & MC_SEQ_MISC0_GDDR5_MASK) >> MC_SEQ_MISC0_GDDR5_SHIFT;
 669	running = RREG32(MC_SEQ_SUP_CNTL) & RUN_MASK;
 670
 671	if ((mem_type == MC_SEQ_MISC0_GDDR5_VALUE) && (running == 0)) {
 672		if (running) {
 673			blackout = RREG32(MC_SHARED_BLACKOUT_CNTL);
 674			WREG32(MC_SHARED_BLACKOUT_CNTL, 1);
 675		}
 676
 677		/* reset the engine and set to writable */
 678		WREG32(MC_SEQ_SUP_CNTL, 0x00000008);
 679		WREG32(MC_SEQ_SUP_CNTL, 0x00000010);
 680
 681		/* load mc io regs */
 682		for (i = 0; i < regs_size; i++) {
 683			WREG32(MC_SEQ_IO_DEBUG_INDEX, io_mc_regs[(i << 1)]);
 684			WREG32(MC_SEQ_IO_DEBUG_DATA, io_mc_regs[(i << 1) + 1]);
 685		}
 686		/* load the MC ucode */
 687		fw_data = (const __be32 *)rdev->mc_fw->data;
 688		for (i = 0; i < ucode_size; i++)
 689			WREG32(MC_SEQ_SUP_PGM, be32_to_cpup(fw_data++));
 690
 691		/* put the engine back into the active state */
 692		WREG32(MC_SEQ_SUP_CNTL, 0x00000008);
 693		WREG32(MC_SEQ_SUP_CNTL, 0x00000004);
 694		WREG32(MC_SEQ_SUP_CNTL, 0x00000001);
 695
 696		/* wait for training to complete */
 697		for (i = 0; i < rdev->usec_timeout; i++) {
 698			if (RREG32(MC_IO_PAD_CNTL_D0) & MEM_FALL_OUT_CMD)
 699				break;
 700			udelay(1);
 701		}
 702
 703		if (running)
 704			WREG32(MC_SHARED_BLACKOUT_CNTL, blackout);
 705	}
 706
 707	return 0;
 708}
 709
 710int ni_init_microcode(struct radeon_device *rdev)
 711{
 712	const char *chip_name;
 713	const char *rlc_chip_name;
 714	size_t pfp_req_size, me_req_size, rlc_req_size, mc_req_size;
 715	size_t smc_req_size = 0;
 716	char fw_name[30];
 717	int err;
 718
 719	DRM_DEBUG("\n");
 720
 721	switch (rdev->family) {
 722	case CHIP_BARTS:
 723		chip_name = "BARTS";
 724		rlc_chip_name = "BTC";
 725		pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
 726		me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
 727		rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4;
 728		mc_req_size = BTC_MC_UCODE_SIZE * 4;
 729		smc_req_size = ALIGN(BARTS_SMC_UCODE_SIZE, 4);
 730		break;
 731	case CHIP_TURKS:
 732		chip_name = "TURKS";
 733		rlc_chip_name = "BTC";
 734		pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
 735		me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
 736		rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4;
 737		mc_req_size = BTC_MC_UCODE_SIZE * 4;
 738		smc_req_size = ALIGN(TURKS_SMC_UCODE_SIZE, 4);
 739		break;
 740	case CHIP_CAICOS:
 741		chip_name = "CAICOS";
 742		rlc_chip_name = "BTC";
 743		pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
 744		me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
 745		rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4;
 746		mc_req_size = BTC_MC_UCODE_SIZE * 4;
 747		smc_req_size = ALIGN(CAICOS_SMC_UCODE_SIZE, 4);
 748		break;
 749	case CHIP_CAYMAN:
 750		chip_name = "CAYMAN";
 751		rlc_chip_name = "CAYMAN";
 752		pfp_req_size = CAYMAN_PFP_UCODE_SIZE * 4;
 753		me_req_size = CAYMAN_PM4_UCODE_SIZE * 4;
 754		rlc_req_size = CAYMAN_RLC_UCODE_SIZE * 4;
 755		mc_req_size = CAYMAN_MC_UCODE_SIZE * 4;
 756		smc_req_size = ALIGN(CAYMAN_SMC_UCODE_SIZE, 4);
 757		break;
 758	case CHIP_ARUBA:
 759		chip_name = "ARUBA";
 760		rlc_chip_name = "ARUBA";
 761		/* pfp/me same size as CAYMAN */
 762		pfp_req_size = CAYMAN_PFP_UCODE_SIZE * 4;
 763		me_req_size = CAYMAN_PM4_UCODE_SIZE * 4;
 764		rlc_req_size = ARUBA_RLC_UCODE_SIZE * 4;
 765		mc_req_size = 0;
 766		break;
 767	default: BUG();
 768	}
 769
 770	DRM_INFO("Loading %s Microcode\n", chip_name);
 771
 772	snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name);
 773	err = request_firmware(&rdev->pfp_fw, fw_name, rdev->dev);
 774	if (err)
 775		goto out;
 776	if (rdev->pfp_fw->size != pfp_req_size) {
 777		printk(KERN_ERR
 778		       "ni_cp: Bogus length %zu in firmware \"%s\"\n",
 779		       rdev->pfp_fw->size, fw_name);
 780		err = -EINVAL;
 781		goto out;
 782	}
 783
 784	snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name);
 785	err = request_firmware(&rdev->me_fw, fw_name, rdev->dev);
 786	if (err)
 787		goto out;
 788	if (rdev->me_fw->size != me_req_size) {
 789		printk(KERN_ERR
 790		       "ni_cp: Bogus length %zu in firmware \"%s\"\n",
 791		       rdev->me_fw->size, fw_name);
 792		err = -EINVAL;
 793	}
 794
 795	snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", rlc_chip_name);
 796	err = request_firmware(&rdev->rlc_fw, fw_name, rdev->dev);
 797	if (err)
 798		goto out;
 799	if (rdev->rlc_fw->size != rlc_req_size) {
 800		printk(KERN_ERR
 801		       "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			printk(KERN_ERR
 814			       "ni_mc: Bogus length %zu in firmware \"%s\"\n",
 815			       rdev->mc_fw->size, fw_name);
 816			err = -EINVAL;
 817		}
 818	}
 819
 820	if ((rdev->family >= CHIP_BARTS) && (rdev->family <= CHIP_CAYMAN)) {
 821		snprintf(fw_name, sizeof(fw_name), "radeon/%s_smc.bin", chip_name);
 822		err = request_firmware(&rdev->smc_fw, fw_name, rdev->dev);
 823		if (err) {
 824			printk(KERN_ERR
 825			       "smc: error loading firmware \"%s\"\n",
 826			       fw_name);
 827			release_firmware(rdev->smc_fw);
 828			rdev->smc_fw = NULL;
 829			err = 0;
 830		} else if (rdev->smc_fw->size != smc_req_size) {
 831			printk(KERN_ERR
 832			       "ni_mc: Bogus length %zu in firmware \"%s\"\n",
 833			       rdev->mc_fw->size, fw_name);
 834			err = -EINVAL;
 835		}
 836	}
 837
 838out:
 839	if (err) {
 840		if (err != -EINVAL)
 841			printk(KERN_ERR
 842			       "ni_cp: Failed to load firmware \"%s\"\n",
 843			       fw_name);
 844		release_firmware(rdev->pfp_fw);
 845		rdev->pfp_fw = NULL;
 846		release_firmware(rdev->me_fw);
 847		rdev->me_fw = NULL;
 848		release_firmware(rdev->rlc_fw);
 849		rdev->rlc_fw = NULL;
 850		release_firmware(rdev->mc_fw);
 851		rdev->mc_fw = NULL;
 852	}
 853	return err;
 854}
 855
 856/**
 857 * cayman_get_allowed_info_register - fetch the register for the info ioctl
 858 *
 859 * @rdev: radeon_device pointer
 860 * @reg: register offset in bytes
 861 * @val: register value
 862 *
 863 * Returns 0 for success or -EINVAL for an invalid register
 864 *
 865 */
 866int cayman_get_allowed_info_register(struct radeon_device *rdev,
 867				     u32 reg, u32 *val)
 868{
 869	switch (reg) {
 870	case GRBM_STATUS:
 871	case GRBM_STATUS_SE0:
 872	case GRBM_STATUS_SE1:
 873	case SRBM_STATUS:
 874	case SRBM_STATUS2:
 875	case (DMA_STATUS_REG + DMA0_REGISTER_OFFSET):
 876	case (DMA_STATUS_REG + DMA1_REGISTER_OFFSET):
 877	case UVD_STATUS:
 878		*val = RREG32(reg);
 879		return 0;
 880	default:
 881		return -EINVAL;
 882	}
 883}
 884
 885int tn_get_temp(struct radeon_device *rdev)
 886{
 887	u32 temp = RREG32_SMC(TN_CURRENT_GNB_TEMP) & 0x7ff;
 888	int actual_temp = (temp / 8) - 49;
 889
 890	return actual_temp * 1000;
 891}
 892
 893/*
 894 * Core functions
 895 */
 896static void cayman_gpu_init(struct radeon_device *rdev)
 897{
 898	u32 gb_addr_config = 0;
 899	u32 mc_shared_chmap, mc_arb_ramcfg;
 900	u32 cgts_tcc_disable;
 901	u32 sx_debug_1;
 902	u32 smx_dc_ctl0;
 903	u32 cgts_sm_ctrl_reg;
 904	u32 hdp_host_path_cntl;
 905	u32 tmp;
 906	u32 disabled_rb_mask;
 907	int i, j;
 908
 909	switch (rdev->family) {
 910	case CHIP_CAYMAN:
 911		rdev->config.cayman.max_shader_engines = 2;
 912		rdev->config.cayman.max_pipes_per_simd = 4;
 913		rdev->config.cayman.max_tile_pipes = 8;
 914		rdev->config.cayman.max_simds_per_se = 12;
 915		rdev->config.cayman.max_backends_per_se = 4;
 916		rdev->config.cayman.max_texture_channel_caches = 8;
 917		rdev->config.cayman.max_gprs = 256;
 918		rdev->config.cayman.max_threads = 256;
 919		rdev->config.cayman.max_gs_threads = 32;
 920		rdev->config.cayman.max_stack_entries = 512;
 921		rdev->config.cayman.sx_num_of_sets = 8;
 922		rdev->config.cayman.sx_max_export_size = 256;
 923		rdev->config.cayman.sx_max_export_pos_size = 64;
 924		rdev->config.cayman.sx_max_export_smx_size = 192;
 925		rdev->config.cayman.max_hw_contexts = 8;
 926		rdev->config.cayman.sq_num_cf_insts = 2;
 927
 928		rdev->config.cayman.sc_prim_fifo_size = 0x100;
 929		rdev->config.cayman.sc_hiz_tile_fifo_size = 0x30;
 930		rdev->config.cayman.sc_earlyz_tile_fifo_size = 0x130;
 931		gb_addr_config = CAYMAN_GB_ADDR_CONFIG_GOLDEN;
 932		break;
 933	case CHIP_ARUBA:
 934	default:
 935		rdev->config.cayman.max_shader_engines = 1;
 936		rdev->config.cayman.max_pipes_per_simd = 4;
 937		rdev->config.cayman.max_tile_pipes = 2;
 938		if ((rdev->pdev->device == 0x9900) ||
 939		    (rdev->pdev->device == 0x9901) ||
 940		    (rdev->pdev->device == 0x9905) ||
 941		    (rdev->pdev->device == 0x9906) ||
 942		    (rdev->pdev->device == 0x9907) ||
 943		    (rdev->pdev->device == 0x9908) ||
 944		    (rdev->pdev->device == 0x9909) ||
 945		    (rdev->pdev->device == 0x990B) ||
 946		    (rdev->pdev->device == 0x990C) ||
 947		    (rdev->pdev->device == 0x990F) ||
 948		    (rdev->pdev->device == 0x9910) ||
 949		    (rdev->pdev->device == 0x9917) ||
 950		    (rdev->pdev->device == 0x9999) ||
 951		    (rdev->pdev->device == 0x999C)) {
 952			rdev->config.cayman.max_simds_per_se = 6;
 953			rdev->config.cayman.max_backends_per_se = 2;
 954			rdev->config.cayman.max_hw_contexts = 8;
 955			rdev->config.cayman.sx_max_export_size = 256;
 956			rdev->config.cayman.sx_max_export_pos_size = 64;
 957			rdev->config.cayman.sx_max_export_smx_size = 192;
 958		} else if ((rdev->pdev->device == 0x9903) ||
 959			   (rdev->pdev->device == 0x9904) ||
 960			   (rdev->pdev->device == 0x990A) ||
 961			   (rdev->pdev->device == 0x990D) ||
 962			   (rdev->pdev->device == 0x990E) ||
 963			   (rdev->pdev->device == 0x9913) ||
 964			   (rdev->pdev->device == 0x9918) ||
 965			   (rdev->pdev->device == 0x999D)) {
 966			rdev->config.cayman.max_simds_per_se = 4;
 967			rdev->config.cayman.max_backends_per_se = 2;
 968			rdev->config.cayman.max_hw_contexts = 8;
 969			rdev->config.cayman.sx_max_export_size = 256;
 970			rdev->config.cayman.sx_max_export_pos_size = 64;
 971			rdev->config.cayman.sx_max_export_smx_size = 192;
 972		} else if ((rdev->pdev->device == 0x9919) ||
 973			   (rdev->pdev->device == 0x9990) ||
 974			   (rdev->pdev->device == 0x9991) ||
 975			   (rdev->pdev->device == 0x9994) ||
 976			   (rdev->pdev->device == 0x9995) ||
 977			   (rdev->pdev->device == 0x9996) ||
 978			   (rdev->pdev->device == 0x999A) ||
 979			   (rdev->pdev->device == 0x99A0)) {
 980			rdev->config.cayman.max_simds_per_se = 3;
 981			rdev->config.cayman.max_backends_per_se = 1;
 982			rdev->config.cayman.max_hw_contexts = 4;
 983			rdev->config.cayman.sx_max_export_size = 128;
 984			rdev->config.cayman.sx_max_export_pos_size = 32;
 985			rdev->config.cayman.sx_max_export_smx_size = 96;
 986		} else {
 987			rdev->config.cayman.max_simds_per_se = 2;
 988			rdev->config.cayman.max_backends_per_se = 1;
 989			rdev->config.cayman.max_hw_contexts = 4;
 990			rdev->config.cayman.sx_max_export_size = 128;
 991			rdev->config.cayman.sx_max_export_pos_size = 32;
 992			rdev->config.cayman.sx_max_export_smx_size = 96;
 993		}
 994		rdev->config.cayman.max_texture_channel_caches = 2;
 995		rdev->config.cayman.max_gprs = 256;
 996		rdev->config.cayman.max_threads = 256;
 997		rdev->config.cayman.max_gs_threads = 32;
 998		rdev->config.cayman.max_stack_entries = 512;
 999		rdev->config.cayman.sx_num_of_sets = 8;
1000		rdev->config.cayman.sq_num_cf_insts = 2;
1001
1002		rdev->config.cayman.sc_prim_fifo_size = 0x40;
1003		rdev->config.cayman.sc_hiz_tile_fifo_size = 0x30;
1004		rdev->config.cayman.sc_earlyz_tile_fifo_size = 0x130;
1005		gb_addr_config = ARUBA_GB_ADDR_CONFIG_GOLDEN;
1006		break;
1007	}
1008
1009	/* Initialize HDP */
1010	for (i = 0, j = 0; i < 32; i++, j += 0x18) {
1011		WREG32((0x2c14 + j), 0x00000000);
1012		WREG32((0x2c18 + j), 0x00000000);
1013		WREG32((0x2c1c + j), 0x00000000);
1014		WREG32((0x2c20 + j), 0x00000000);
1015		WREG32((0x2c24 + j), 0x00000000);
1016	}
1017
1018	WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff));
1019	WREG32(SRBM_INT_CNTL, 0x1);
1020	WREG32(SRBM_INT_ACK, 0x1);
1021
1022	evergreen_fix_pci_max_read_req_size(rdev);
1023
1024	mc_shared_chmap = RREG32(MC_SHARED_CHMAP);
1025	mc_arb_ramcfg = RREG32(MC_ARB_RAMCFG);
1026
1027	tmp = (mc_arb_ramcfg & NOOFCOLS_MASK) >> NOOFCOLS_SHIFT;
1028	rdev->config.cayman.mem_row_size_in_kb = (4 * (1 << (8 + tmp))) / 1024;
1029	if (rdev->config.cayman.mem_row_size_in_kb > 4)
1030		rdev->config.cayman.mem_row_size_in_kb = 4;
1031	/* XXX use MC settings? */
1032	rdev->config.cayman.shader_engine_tile_size = 32;
1033	rdev->config.cayman.num_gpus = 1;
1034	rdev->config.cayman.multi_gpu_tile_size = 64;
1035
1036	tmp = (gb_addr_config & NUM_PIPES_MASK) >> NUM_PIPES_SHIFT;
1037	rdev->config.cayman.num_tile_pipes = (1 << tmp);
1038	tmp = (gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT;
1039	rdev->config.cayman.mem_max_burst_length_bytes = (tmp + 1) * 256;
1040	tmp = (gb_addr_config & NUM_SHADER_ENGINES_MASK) >> NUM_SHADER_ENGINES_SHIFT;
1041	rdev->config.cayman.num_shader_engines = tmp + 1;
1042	tmp = (gb_addr_config & NUM_GPUS_MASK) >> NUM_GPUS_SHIFT;
1043	rdev->config.cayman.num_gpus = tmp + 1;
1044	tmp = (gb_addr_config & MULTI_GPU_TILE_SIZE_MASK) >> MULTI_GPU_TILE_SIZE_SHIFT;
1045	rdev->config.cayman.multi_gpu_tile_size = 1 << tmp;
1046	tmp = (gb_addr_config & ROW_SIZE_MASK) >> ROW_SIZE_SHIFT;
1047	rdev->config.cayman.mem_row_size_in_kb = 1 << tmp;
1048
1049
1050	/* setup tiling info dword.  gb_addr_config is not adequate since it does
1051	 * not have bank info, so create a custom tiling dword.
1052	 * bits 3:0   num_pipes
1053	 * bits 7:4   num_banks
1054	 * bits 11:8  group_size
1055	 * bits 15:12 row_size
1056	 */
1057	rdev->config.cayman.tile_config = 0;
1058	switch (rdev->config.cayman.num_tile_pipes) {
1059	case 1:
1060	default:
1061		rdev->config.cayman.tile_config |= (0 << 0);
1062		break;
1063	case 2:
1064		rdev->config.cayman.tile_config |= (1 << 0);
1065		break;
1066	case 4:
1067		rdev->config.cayman.tile_config |= (2 << 0);
1068		break;
1069	case 8:
1070		rdev->config.cayman.tile_config |= (3 << 0);
1071		break;
1072	}
1073
1074	/* num banks is 8 on all fusion asics. 0 = 4, 1 = 8, 2 = 16 */
1075	if (rdev->flags & RADEON_IS_IGP)
1076		rdev->config.cayman.tile_config |= 1 << 4;
1077	else {
1078		switch ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) {
1079		case 0: /* four banks */
1080			rdev->config.cayman.tile_config |= 0 << 4;
1081			break;
1082		case 1: /* eight banks */
1083			rdev->config.cayman.tile_config |= 1 << 4;
1084			break;
1085		case 2: /* sixteen banks */
1086		default:
1087			rdev->config.cayman.tile_config |= 2 << 4;
1088			break;
1089		}
1090	}
1091	rdev->config.cayman.tile_config |=
1092		((gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT) << 8;
1093	rdev->config.cayman.tile_config |=
1094		((gb_addr_config & ROW_SIZE_MASK) >> ROW_SIZE_SHIFT) << 12;
1095
1096	tmp = 0;
1097	for (i = (rdev->config.cayman.max_shader_engines - 1); i >= 0; i--) {
1098		u32 rb_disable_bitmap;
1099
1100		WREG32(GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i));
1101		WREG32(RLC_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i));
1102		rb_disable_bitmap = (RREG32(CC_RB_BACKEND_DISABLE) & 0x00ff0000) >> 16;
1103		tmp <<= 4;
1104		tmp |= rb_disable_bitmap;
1105	}
1106	/* enabled rb are just the one not disabled :) */
1107	disabled_rb_mask = tmp;
1108	tmp = 0;
1109	for (i = 0; i < (rdev->config.cayman.max_backends_per_se * rdev->config.cayman.max_shader_engines); i++)
1110		tmp |= (1 << i);
1111	/* if all the backends are disabled, fix it up here */
1112	if ((disabled_rb_mask & tmp) == tmp) {
1113		for (i = 0; i < (rdev->config.cayman.max_backends_per_se * rdev->config.cayman.max_shader_engines); i++)
1114			disabled_rb_mask &= ~(1 << i);
1115	}
1116
1117	for (i = 0; i < rdev->config.cayman.max_shader_engines; i++) {
1118		u32 simd_disable_bitmap;
1119
1120		WREG32(GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i));
1121		WREG32(RLC_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i));
1122		simd_disable_bitmap = (RREG32(CC_GC_SHADER_PIPE_CONFIG) & 0xffff0000) >> 16;
1123		simd_disable_bitmap |= 0xffffffff << rdev->config.cayman.max_simds_per_se;
1124		tmp <<= 16;
1125		tmp |= simd_disable_bitmap;
1126	}
1127	rdev->config.cayman.active_simds = hweight32(~tmp);
1128
1129	WREG32(GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_BROADCAST_WRITES);
1130	WREG32(RLC_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_BROADCAST_WRITES);
1131
1132	WREG32(GB_ADDR_CONFIG, gb_addr_config);
1133	WREG32(DMIF_ADDR_CONFIG, gb_addr_config);
1134	if (ASIC_IS_DCE6(rdev))
1135		WREG32(DMIF_ADDR_CALC, gb_addr_config);
1136	WREG32(HDP_ADDR_CONFIG, gb_addr_config);
1137	WREG32(DMA_TILING_CONFIG + DMA0_REGISTER_OFFSET, gb_addr_config);
1138	WREG32(DMA_TILING_CONFIG + DMA1_REGISTER_OFFSET, gb_addr_config);
1139	WREG32(UVD_UDEC_ADDR_CONFIG, gb_addr_config);
1140	WREG32(UVD_UDEC_DB_ADDR_CONFIG, gb_addr_config);
1141	WREG32(UVD_UDEC_DBW_ADDR_CONFIG, gb_addr_config);
1142
1143	if ((rdev->config.cayman.max_backends_per_se == 1) &&
1144	    (rdev->flags & RADEON_IS_IGP)) {
1145		if ((disabled_rb_mask & 3) == 2) {
1146			/* RB1 disabled, RB0 enabled */
1147			tmp = 0x00000000;
1148		} else {
1149			/* RB0 disabled, RB1 enabled */
1150			tmp = 0x11111111;
 
 
 
1151		}
1152	} else {
1153		tmp = gb_addr_config & NUM_PIPES_MASK;
1154		tmp = r6xx_remap_render_backend(rdev, tmp,
1155						rdev->config.cayman.max_backends_per_se *
1156						rdev->config.cayman.max_shader_engines,
1157						CAYMAN_MAX_BACKENDS, disabled_rb_mask);
1158	}
1159	WREG32(GB_BACKEND_MAP, tmp);
1160
1161	cgts_tcc_disable = 0xffff0000;
1162	for (i = 0; i < rdev->config.cayman.max_texture_channel_caches; i++)
1163		cgts_tcc_disable &= ~(1 << (16 + i));
1164	WREG32(CGTS_TCC_DISABLE, cgts_tcc_disable);
1165	WREG32(CGTS_SYS_TCC_DISABLE, cgts_tcc_disable);
1166	WREG32(CGTS_USER_SYS_TCC_DISABLE, cgts_tcc_disable);
1167	WREG32(CGTS_USER_TCC_DISABLE, cgts_tcc_disable);
1168
1169	/* reprogram the shader complex */
1170	cgts_sm_ctrl_reg = RREG32(CGTS_SM_CTRL_REG);
1171	for (i = 0; i < 16; i++)
1172		WREG32(CGTS_SM_CTRL_REG, OVERRIDE);
1173	WREG32(CGTS_SM_CTRL_REG, cgts_sm_ctrl_reg);
1174
1175	/* set HW defaults for 3D engine */
1176	WREG32(CP_MEQ_THRESHOLDS, MEQ1_START(0x30) | MEQ2_START(0x60));
1177
1178	sx_debug_1 = RREG32(SX_DEBUG_1);
1179	sx_debug_1 |= ENABLE_NEW_SMX_ADDRESS;
1180	WREG32(SX_DEBUG_1, sx_debug_1);
1181
1182	smx_dc_ctl0 = RREG32(SMX_DC_CTL0);
1183	smx_dc_ctl0 &= ~NUMBER_OF_SETS(0x1ff);
1184	smx_dc_ctl0 |= NUMBER_OF_SETS(rdev->config.cayman.sx_num_of_sets);
1185	WREG32(SMX_DC_CTL0, smx_dc_ctl0);
1186
1187	WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4) | CRC_SIMD_ID_WADDR_DISABLE);
1188
1189	/* need to be explicitly zero-ed */
1190	WREG32(VGT_OFFCHIP_LDS_BASE, 0);
1191	WREG32(SQ_LSTMP_RING_BASE, 0);
1192	WREG32(SQ_HSTMP_RING_BASE, 0);
1193	WREG32(SQ_ESTMP_RING_BASE, 0);
1194	WREG32(SQ_GSTMP_RING_BASE, 0);
1195	WREG32(SQ_VSTMP_RING_BASE, 0);
1196	WREG32(SQ_PSTMP_RING_BASE, 0);
1197
1198	WREG32(TA_CNTL_AUX, DISABLE_CUBE_ANISO);
1199
1200	WREG32(SX_EXPORT_BUFFER_SIZES, (COLOR_BUFFER_SIZE((rdev->config.cayman.sx_max_export_size / 4) - 1) |
1201					POSITION_BUFFER_SIZE((rdev->config.cayman.sx_max_export_pos_size / 4) - 1) |
1202					SMX_BUFFER_SIZE((rdev->config.cayman.sx_max_export_smx_size / 4) - 1)));
1203
1204	WREG32(PA_SC_FIFO_SIZE, (SC_PRIM_FIFO_SIZE(rdev->config.cayman.sc_prim_fifo_size) |
1205				 SC_HIZ_TILE_FIFO_SIZE(rdev->config.cayman.sc_hiz_tile_fifo_size) |
1206				 SC_EARLYZ_TILE_FIFO_SIZE(rdev->config.cayman.sc_earlyz_tile_fifo_size)));
1207
1208
1209	WREG32(VGT_NUM_INSTANCES, 1);
1210
1211	WREG32(CP_PERFMON_CNTL, 0);
1212
1213	WREG32(SQ_MS_FIFO_SIZES, (CACHE_FIFO_SIZE(16 * rdev->config.cayman.sq_num_cf_insts) |
1214				  FETCH_FIFO_HIWATER(0x4) |
1215				  DONE_FIFO_HIWATER(0xe0) |
1216				  ALU_UPDATE_FIFO_HIWATER(0x8)));
1217
1218	WREG32(SQ_GPR_RESOURCE_MGMT_1, NUM_CLAUSE_TEMP_GPRS(4));
1219	WREG32(SQ_CONFIG, (VC_ENABLE |
1220			   EXPORT_SRC_C |
1221			   GFX_PRIO(0) |
1222			   CS1_PRIO(0) |
1223			   CS2_PRIO(1)));
1224	WREG32(SQ_DYN_GPR_CNTL_PS_FLUSH_REQ, DYN_GPR_ENABLE);
1225
1226	WREG32(PA_SC_FORCE_EOV_MAX_CNTS, (FORCE_EOV_MAX_CLK_CNT(4095) |
1227					  FORCE_EOV_MAX_REZ_CNT(255)));
1228
1229	WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(VC_AND_TC) |
1230	       AUTO_INVLD_EN(ES_AND_GS_AUTO));
1231
1232	WREG32(VGT_GS_VERTEX_REUSE, 16);
1233	WREG32(PA_SC_LINE_STIPPLE_STATE, 0);
1234
1235	WREG32(CB_PERF_CTR0_SEL_0, 0);
1236	WREG32(CB_PERF_CTR0_SEL_1, 0);
1237	WREG32(CB_PERF_CTR1_SEL_0, 0);
1238	WREG32(CB_PERF_CTR1_SEL_1, 0);
1239	WREG32(CB_PERF_CTR2_SEL_0, 0);
1240	WREG32(CB_PERF_CTR2_SEL_1, 0);
1241	WREG32(CB_PERF_CTR3_SEL_0, 0);
1242	WREG32(CB_PERF_CTR3_SEL_1, 0);
1243
1244	tmp = RREG32(HDP_MISC_CNTL);
1245	tmp |= HDP_FLUSH_INVALIDATE_CACHE;
1246	WREG32(HDP_MISC_CNTL, tmp);
1247
1248	hdp_host_path_cntl = RREG32(HDP_HOST_PATH_CNTL);
1249	WREG32(HDP_HOST_PATH_CNTL, hdp_host_path_cntl);
1250
1251	WREG32(PA_CL_ENHANCE, CLIP_VTX_REORDER_ENA | NUM_CLIP_SEQ(3));
1252
1253	udelay(50);
1254
1255	/* set clockgating golden values on TN */
1256	if (rdev->family == CHIP_ARUBA) {
1257		tmp = RREG32_CG(CG_CGTT_LOCAL_0);
1258		tmp &= ~0x00380000;
1259		WREG32_CG(CG_CGTT_LOCAL_0, tmp);
1260		tmp = RREG32_CG(CG_CGTT_LOCAL_1);
1261		tmp &= ~0x0e000000;
1262		WREG32_CG(CG_CGTT_LOCAL_1, tmp);
1263	}
1264}
1265
1266/*
1267 * GART
1268 */
1269void cayman_pcie_gart_tlb_flush(struct radeon_device *rdev)
1270{
1271	/* flush hdp cache */
1272	WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
1273
1274	/* bits 0-7 are the VM contexts0-7 */
1275	WREG32(VM_INVALIDATE_REQUEST, 1);
1276}
1277
1278static int cayman_pcie_gart_enable(struct radeon_device *rdev)
1279{
1280	int i, r;
1281
1282	if (rdev->gart.robj == NULL) {
1283		dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
1284		return -EINVAL;
1285	}
1286	r = radeon_gart_table_vram_pin(rdev);
1287	if (r)
1288		return r;
 
1289	/* Setup TLB control */
1290	WREG32(MC_VM_MX_L1_TLB_CNTL,
1291	       (0xA << 7) |
1292	       ENABLE_L1_TLB |
1293	       ENABLE_L1_FRAGMENT_PROCESSING |
1294	       SYSTEM_ACCESS_MODE_NOT_IN_SYS |
1295	       ENABLE_ADVANCED_DRIVER_MODEL |
1296	       SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU);
1297	/* Setup L2 cache */
1298	WREG32(VM_L2_CNTL, ENABLE_L2_CACHE |
1299	       ENABLE_L2_FRAGMENT_PROCESSING |
1300	       ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
1301	       ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE |
1302	       EFFECTIVE_L2_QUEUE_SIZE(7) |
1303	       CONTEXT1_IDENTITY_ACCESS_MODE(1));
1304	WREG32(VM_L2_CNTL2, INVALIDATE_ALL_L1_TLBS | INVALIDATE_L2_CACHE);
1305	WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY |
1306	       BANK_SELECT(6) |
1307	       L2_CACHE_BIGK_FRAGMENT_SIZE(6));
1308	/* setup context0 */
1309	WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12);
1310	WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12);
1311	WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12);
1312	WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
1313			(u32)(rdev->dummy_page.addr >> 12));
1314	WREG32(VM_CONTEXT0_CNTL2, 0);
1315	WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) |
1316				RANGE_PROTECTION_FAULT_ENABLE_DEFAULT);
1317
1318	WREG32(0x15D4, 0);
1319	WREG32(0x15D8, 0);
1320	WREG32(0x15DC, 0);
1321
1322	/* empty context1-7 */
1323	/* Assign the pt base to something valid for now; the pts used for
1324	 * the VMs are determined by the application and setup and assigned
1325	 * on the fly in the vm part of radeon_gart.c
1326	 */
1327	for (i = 1; i < 8; i++) {
1328		WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR + (i << 2), 0);
1329		WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR + (i << 2),
1330			rdev->vm_manager.max_pfn - 1);
1331		WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (i << 2),
1332		       rdev->vm_manager.saved_table_addr[i]);
1333	}
1334
1335	/* enable context1-7 */
1336	WREG32(VM_CONTEXT1_PROTECTION_FAULT_DEFAULT_ADDR,
1337	       (u32)(rdev->dummy_page.addr >> 12));
1338	WREG32(VM_CONTEXT1_CNTL2, 4);
1339	WREG32(VM_CONTEXT1_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(1) |
1340				PAGE_TABLE_BLOCK_SIZE(radeon_vm_block_size - 9) |
1341				RANGE_PROTECTION_FAULT_ENABLE_INTERRUPT |
1342				RANGE_PROTECTION_FAULT_ENABLE_DEFAULT |
1343				DUMMY_PAGE_PROTECTION_FAULT_ENABLE_INTERRUPT |
1344				DUMMY_PAGE_PROTECTION_FAULT_ENABLE_DEFAULT |
1345				PDE0_PROTECTION_FAULT_ENABLE_INTERRUPT |
1346				PDE0_PROTECTION_FAULT_ENABLE_DEFAULT |
1347				VALID_PROTECTION_FAULT_ENABLE_INTERRUPT |
1348				VALID_PROTECTION_FAULT_ENABLE_DEFAULT |
1349				READ_PROTECTION_FAULT_ENABLE_INTERRUPT |
1350				READ_PROTECTION_FAULT_ENABLE_DEFAULT |
1351				WRITE_PROTECTION_FAULT_ENABLE_INTERRUPT |
1352				WRITE_PROTECTION_FAULT_ENABLE_DEFAULT);
1353
1354	cayman_pcie_gart_tlb_flush(rdev);
1355	DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n",
1356		 (unsigned)(rdev->mc.gtt_size >> 20),
1357		 (unsigned long long)rdev->gart.table_addr);
1358	rdev->gart.ready = true;
1359	return 0;
1360}
1361
1362static void cayman_pcie_gart_disable(struct radeon_device *rdev)
1363{
1364	unsigned i;
1365
1366	for (i = 1; i < 8; ++i) {
1367		rdev->vm_manager.saved_table_addr[i] = RREG32(
1368			VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (i << 2));
1369	}
1370
1371	/* Disable all tables */
1372	WREG32(VM_CONTEXT0_CNTL, 0);
1373	WREG32(VM_CONTEXT1_CNTL, 0);
1374	/* Setup TLB control */
1375	WREG32(MC_VM_MX_L1_TLB_CNTL, ENABLE_L1_FRAGMENT_PROCESSING |
1376	       SYSTEM_ACCESS_MODE_NOT_IN_SYS |
1377	       SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU);
1378	/* Setup L2 cache */
1379	WREG32(VM_L2_CNTL, ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
1380	       ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE |
1381	       EFFECTIVE_L2_QUEUE_SIZE(7) |
1382	       CONTEXT1_IDENTITY_ACCESS_MODE(1));
1383	WREG32(VM_L2_CNTL2, 0);
1384	WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY |
1385	       L2_CACHE_BIGK_FRAGMENT_SIZE(6));
1386	radeon_gart_table_vram_unpin(rdev);
1387}
1388
1389static void cayman_pcie_gart_fini(struct radeon_device *rdev)
1390{
1391	cayman_pcie_gart_disable(rdev);
1392	radeon_gart_table_vram_free(rdev);
1393	radeon_gart_fini(rdev);
1394}
1395
1396void cayman_cp_int_cntl_setup(struct radeon_device *rdev,
1397			      int ring, u32 cp_int_cntl)
1398{
1399	u32 srbm_gfx_cntl = RREG32(SRBM_GFX_CNTL) & ~3;
1400
1401	WREG32(SRBM_GFX_CNTL, srbm_gfx_cntl | (ring & 3));
1402	WREG32(CP_INT_CNTL, cp_int_cntl);
1403}
1404
1405/*
1406 * CP.
1407 */
1408void cayman_fence_ring_emit(struct radeon_device *rdev,
1409			    struct radeon_fence *fence)
1410{
1411	struct radeon_ring *ring = &rdev->ring[fence->ring];
1412	u64 addr = rdev->fence_drv[fence->ring].gpu_addr;
1413	u32 cp_coher_cntl = PACKET3_FULL_CACHE_ENA | PACKET3_TC_ACTION_ENA |
1414		PACKET3_SH_ACTION_ENA;
1415
1416	/* flush read cache over gart for this vmid */
1417	radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3));
1418	radeon_ring_write(ring, PACKET3_ENGINE_ME | cp_coher_cntl);
1419	radeon_ring_write(ring, 0xFFFFFFFF);
1420	radeon_ring_write(ring, 0);
1421	radeon_ring_write(ring, 10); /* poll interval */
1422	/* EVENT_WRITE_EOP - flush caches, send int */
1423	radeon_ring_write(ring, PACKET3(PACKET3_EVENT_WRITE_EOP, 4));
1424	radeon_ring_write(ring, EVENT_TYPE(CACHE_FLUSH_AND_INV_EVENT_TS) | EVENT_INDEX(5));
1425	radeon_ring_write(ring, lower_32_bits(addr));
1426	radeon_ring_write(ring, (upper_32_bits(addr) & 0xff) | DATA_SEL(1) | INT_SEL(2));
1427	radeon_ring_write(ring, fence->seq);
1428	radeon_ring_write(ring, 0);
1429}
1430
1431void cayman_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
1432{
1433	struct radeon_ring *ring = &rdev->ring[ib->ring];
1434	unsigned vm_id = ib->vm ? ib->vm->ids[ib->ring].id : 0;
1435	u32 cp_coher_cntl = PACKET3_FULL_CACHE_ENA | PACKET3_TC_ACTION_ENA |
1436		PACKET3_SH_ACTION_ENA;
1437
1438	/* set to DX10/11 mode */
1439	radeon_ring_write(ring, PACKET3(PACKET3_MODE_CONTROL, 0));
1440	radeon_ring_write(ring, 1);
1441
1442	if (ring->rptr_save_reg) {
1443		uint32_t next_rptr = ring->wptr + 3 + 4 + 8;
1444		radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
1445		radeon_ring_write(ring, ((ring->rptr_save_reg - 
1446					  PACKET3_SET_CONFIG_REG_START) >> 2));
1447		radeon_ring_write(ring, next_rptr);
1448	}
1449
1450	radeon_ring_write(ring, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
1451	radeon_ring_write(ring,
1452#ifdef __BIG_ENDIAN
1453			  (2 << 0) |
1454#endif
1455			  (ib->gpu_addr & 0xFFFFFFFC));
1456	radeon_ring_write(ring, upper_32_bits(ib->gpu_addr) & 0xFF);
1457	radeon_ring_write(ring, ib->length_dw | (vm_id << 24));
 
1458
1459	/* flush read cache over gart for this vmid */
1460	radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3));
1461	radeon_ring_write(ring, PACKET3_ENGINE_ME | cp_coher_cntl);
1462	radeon_ring_write(ring, 0xFFFFFFFF);
1463	radeon_ring_write(ring, 0);
1464	radeon_ring_write(ring, (vm_id << 24) | 10); /* poll interval */
1465}
1466
1467static void cayman_cp_enable(struct radeon_device *rdev, bool enable)
1468{
1469	if (enable)
1470		WREG32(CP_ME_CNTL, 0);
1471	else {
1472		if (rdev->asic->copy.copy_ring_index == RADEON_RING_TYPE_GFX_INDEX)
1473			radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size);
1474		WREG32(CP_ME_CNTL, (CP_ME_HALT | CP_PFP_HALT));
1475		WREG32(SCRATCH_UMSK, 0);
1476		rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false;
1477	}
1478}
1479
1480u32 cayman_gfx_get_rptr(struct radeon_device *rdev,
1481			struct radeon_ring *ring)
1482{
1483	u32 rptr;
1484
1485	if (rdev->wb.enabled)
1486		rptr = rdev->wb.wb[ring->rptr_offs/4];
1487	else {
1488		if (ring->idx == RADEON_RING_TYPE_GFX_INDEX)
1489			rptr = RREG32(CP_RB0_RPTR);
1490		else if (ring->idx == CAYMAN_RING_TYPE_CP1_INDEX)
1491			rptr = RREG32(CP_RB1_RPTR);
1492		else
1493			rptr = RREG32(CP_RB2_RPTR);
1494	}
1495
1496	return rptr;
1497}
1498
1499u32 cayman_gfx_get_wptr(struct radeon_device *rdev,
1500			struct radeon_ring *ring)
1501{
1502	u32 wptr;
1503
1504	if (ring->idx == RADEON_RING_TYPE_GFX_INDEX)
1505		wptr = RREG32(CP_RB0_WPTR);
1506	else if (ring->idx == CAYMAN_RING_TYPE_CP1_INDEX)
1507		wptr = RREG32(CP_RB1_WPTR);
1508	else
1509		wptr = RREG32(CP_RB2_WPTR);
1510
1511	return wptr;
1512}
1513
1514void cayman_gfx_set_wptr(struct radeon_device *rdev,
1515			 struct radeon_ring *ring)
1516{
1517	if (ring->idx == RADEON_RING_TYPE_GFX_INDEX) {
1518		WREG32(CP_RB0_WPTR, ring->wptr);
1519		(void)RREG32(CP_RB0_WPTR);
1520	} else if (ring->idx == CAYMAN_RING_TYPE_CP1_INDEX) {
1521		WREG32(CP_RB1_WPTR, ring->wptr);
1522		(void)RREG32(CP_RB1_WPTR);
1523	} else {
1524		WREG32(CP_RB2_WPTR, ring->wptr);
1525		(void)RREG32(CP_RB2_WPTR);
1526	}
1527}
1528
1529static int cayman_cp_load_microcode(struct radeon_device *rdev)
1530{
1531	const __be32 *fw_data;
1532	int i;
1533
1534	if (!rdev->me_fw || !rdev->pfp_fw)
1535		return -EINVAL;
1536
1537	cayman_cp_enable(rdev, false);
1538
1539	fw_data = (const __be32 *)rdev->pfp_fw->data;
1540	WREG32(CP_PFP_UCODE_ADDR, 0);
1541	for (i = 0; i < CAYMAN_PFP_UCODE_SIZE; i++)
1542		WREG32(CP_PFP_UCODE_DATA, be32_to_cpup(fw_data++));
1543	WREG32(CP_PFP_UCODE_ADDR, 0);
1544
1545	fw_data = (const __be32 *)rdev->me_fw->data;
1546	WREG32(CP_ME_RAM_WADDR, 0);
1547	for (i = 0; i < CAYMAN_PM4_UCODE_SIZE; i++)
1548		WREG32(CP_ME_RAM_DATA, be32_to_cpup(fw_data++));
1549
1550	WREG32(CP_PFP_UCODE_ADDR, 0);
1551	WREG32(CP_ME_RAM_WADDR, 0);
1552	WREG32(CP_ME_RAM_RADDR, 0);
1553	return 0;
1554}
1555
1556static int cayman_cp_start(struct radeon_device *rdev)
1557{
1558	struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
1559	int r, i;
1560
1561	r = radeon_ring_lock(rdev, ring, 7);
1562	if (r) {
1563		DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
1564		return r;
1565	}
1566	radeon_ring_write(ring, PACKET3(PACKET3_ME_INITIALIZE, 5));
1567	radeon_ring_write(ring, 0x1);
1568	radeon_ring_write(ring, 0x0);
1569	radeon_ring_write(ring, rdev->config.cayman.max_hw_contexts - 1);
1570	radeon_ring_write(ring, PACKET3_ME_INITIALIZE_DEVICE_ID(1));
1571	radeon_ring_write(ring, 0);
1572	radeon_ring_write(ring, 0);
1573	radeon_ring_unlock_commit(rdev, ring, false);
1574
1575	cayman_cp_enable(rdev, true);
1576
1577	r = radeon_ring_lock(rdev, ring, cayman_default_size + 19);
1578	if (r) {
1579		DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
1580		return r;
1581	}
1582
1583	/* setup clear context state */
1584	radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
1585	radeon_ring_write(ring, PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
1586
1587	for (i = 0; i < cayman_default_size; i++)
1588		radeon_ring_write(ring, cayman_default_state[i]);
1589
1590	radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
1591	radeon_ring_write(ring, PACKET3_PREAMBLE_END_CLEAR_STATE);
1592
1593	/* set clear context state */
1594	radeon_ring_write(ring, PACKET3(PACKET3_CLEAR_STATE, 0));
1595	radeon_ring_write(ring, 0);
1596
1597	/* SQ_VTX_BASE_VTX_LOC */
1598	radeon_ring_write(ring, 0xc0026f00);
1599	radeon_ring_write(ring, 0x00000000);
1600	radeon_ring_write(ring, 0x00000000);
1601	radeon_ring_write(ring, 0x00000000);
1602
1603	/* Clear consts */
1604	radeon_ring_write(ring, 0xc0036f00);
1605	radeon_ring_write(ring, 0x00000bc4);
1606	radeon_ring_write(ring, 0xffffffff);
1607	radeon_ring_write(ring, 0xffffffff);
1608	radeon_ring_write(ring, 0xffffffff);
1609
1610	radeon_ring_write(ring, 0xc0026900);
1611	radeon_ring_write(ring, 0x00000316);
1612	radeon_ring_write(ring, 0x0000000e); /* VGT_VERTEX_REUSE_BLOCK_CNTL */
1613	radeon_ring_write(ring, 0x00000010); /*  */
1614
1615	radeon_ring_unlock_commit(rdev, ring, false);
1616
1617	/* XXX init other rings */
1618
1619	return 0;
1620}
1621
1622static void cayman_cp_fini(struct radeon_device *rdev)
1623{
1624	struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
1625	cayman_cp_enable(rdev, false);
1626	radeon_ring_fini(rdev, ring);
1627	radeon_scratch_free(rdev, ring->rptr_save_reg);
1628}
1629
1630static int cayman_cp_resume(struct radeon_device *rdev)
1631{
1632	static const int ridx[] = {
1633		RADEON_RING_TYPE_GFX_INDEX,
1634		CAYMAN_RING_TYPE_CP1_INDEX,
1635		CAYMAN_RING_TYPE_CP2_INDEX
1636	};
1637	static const unsigned cp_rb_cntl[] = {
1638		CP_RB0_CNTL,
1639		CP_RB1_CNTL,
1640		CP_RB2_CNTL,
1641	};
1642	static const unsigned cp_rb_rptr_addr[] = {
1643		CP_RB0_RPTR_ADDR,
1644		CP_RB1_RPTR_ADDR,
1645		CP_RB2_RPTR_ADDR
1646	};
1647	static const unsigned cp_rb_rptr_addr_hi[] = {
1648		CP_RB0_RPTR_ADDR_HI,
1649		CP_RB1_RPTR_ADDR_HI,
1650		CP_RB2_RPTR_ADDR_HI
1651	};
1652	static const unsigned cp_rb_base[] = {
1653		CP_RB0_BASE,
1654		CP_RB1_BASE,
1655		CP_RB2_BASE
1656	};
1657	static const unsigned cp_rb_rptr[] = {
1658		CP_RB0_RPTR,
1659		CP_RB1_RPTR,
1660		CP_RB2_RPTR
1661	};
1662	static const unsigned cp_rb_wptr[] = {
1663		CP_RB0_WPTR,
1664		CP_RB1_WPTR,
1665		CP_RB2_WPTR
1666	};
1667	struct radeon_ring *ring;
1668	int i, r;
1669
1670	/* Reset cp; if cp is reset, then PA, SH, VGT also need to be reset */
1671	WREG32(GRBM_SOFT_RESET, (SOFT_RESET_CP |
1672				 SOFT_RESET_PA |
1673				 SOFT_RESET_SH |
1674				 SOFT_RESET_VGT |
1675				 SOFT_RESET_SPI |
1676				 SOFT_RESET_SX));
1677	RREG32(GRBM_SOFT_RESET);
1678	mdelay(15);
1679	WREG32(GRBM_SOFT_RESET, 0);
1680	RREG32(GRBM_SOFT_RESET);
1681
1682	WREG32(CP_SEM_WAIT_TIMER, 0x0);
1683	WREG32(CP_SEM_INCOMPLETE_TIMER_CNTL, 0x0);
1684
1685	/* Set the write pointer delay */
1686	WREG32(CP_RB_WPTR_DELAY, 0);
1687
1688	WREG32(CP_DEBUG, (1 << 27));
1689
1690	/* set the wb address whether it's enabled or not */
1691	WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF);
1692	WREG32(SCRATCH_UMSK, 0xff);
1693
1694	for (i = 0; i < 3; ++i) {
1695		uint32_t rb_cntl;
1696		uint64_t addr;
1697
1698		/* Set ring buffer size */
1699		ring = &rdev->ring[ridx[i]];
1700		rb_cntl = order_base_2(ring->ring_size / 8);
1701		rb_cntl |= order_base_2(RADEON_GPU_PAGE_SIZE/8) << 8;
1702#ifdef __BIG_ENDIAN
1703		rb_cntl |= BUF_SWAP_32BIT;
1704#endif
1705		WREG32(cp_rb_cntl[i], rb_cntl);
1706
1707		/* set the wb address whether it's enabled or not */
1708		addr = rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET;
1709		WREG32(cp_rb_rptr_addr[i], addr & 0xFFFFFFFC);
1710		WREG32(cp_rb_rptr_addr_hi[i], upper_32_bits(addr) & 0xFF);
1711	}
1712
1713	/* set the rb base addr, this causes an internal reset of ALL rings */
1714	for (i = 0; i < 3; ++i) {
1715		ring = &rdev->ring[ridx[i]];
1716		WREG32(cp_rb_base[i], ring->gpu_addr >> 8);
1717	}
1718
1719	for (i = 0; i < 3; ++i) {
1720		/* Initialize the ring buffer's read and write pointers */
1721		ring = &rdev->ring[ridx[i]];
1722		WREG32_P(cp_rb_cntl[i], RB_RPTR_WR_ENA, ~RB_RPTR_WR_ENA);
1723
1724		ring->wptr = 0;
1725		WREG32(cp_rb_rptr[i], 0);
1726		WREG32(cp_rb_wptr[i], ring->wptr);
1727
1728		mdelay(1);
1729		WREG32_P(cp_rb_cntl[i], 0, ~RB_RPTR_WR_ENA);
1730	}
1731
1732	/* start the rings */
1733	cayman_cp_start(rdev);
1734	rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = true;
1735	rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false;
1736	rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false;
1737	/* this only test cp0 */
1738	r = radeon_ring_test(rdev, RADEON_RING_TYPE_GFX_INDEX, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]);
1739	if (r) {
1740		rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false;
1741		rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false;
1742		rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false;
1743		return r;
1744	}
1745
1746	if (rdev->asic->copy.copy_ring_index == RADEON_RING_TYPE_GFX_INDEX)
1747		radeon_ttm_set_active_vram_size(rdev, rdev->mc.real_vram_size);
1748
1749	return 0;
1750}
1751
1752u32 cayman_gpu_check_soft_reset(struct radeon_device *rdev)
1753{
1754	u32 reset_mask = 0;
1755	u32 tmp;
1756
1757	/* GRBM_STATUS */
1758	tmp = RREG32(GRBM_STATUS);
1759	if (tmp & (PA_BUSY | SC_BUSY |
1760		   SH_BUSY | SX_BUSY |
1761		   TA_BUSY | VGT_BUSY |
1762		   DB_BUSY | CB_BUSY |
1763		   GDS_BUSY | SPI_BUSY |
1764		   IA_BUSY | IA_BUSY_NO_DMA))
1765		reset_mask |= RADEON_RESET_GFX;
1766
1767	if (tmp & (CF_RQ_PENDING | PF_RQ_PENDING |
1768		   CP_BUSY | CP_COHERENCY_BUSY))
1769		reset_mask |= RADEON_RESET_CP;
1770
1771	if (tmp & GRBM_EE_BUSY)
1772		reset_mask |= RADEON_RESET_GRBM | RADEON_RESET_GFX | RADEON_RESET_CP;
1773
1774	/* DMA_STATUS_REG 0 */
1775	tmp = RREG32(DMA_STATUS_REG + DMA0_REGISTER_OFFSET);
1776	if (!(tmp & DMA_IDLE))
1777		reset_mask |= RADEON_RESET_DMA;
1778
1779	/* DMA_STATUS_REG 1 */
1780	tmp = RREG32(DMA_STATUS_REG + DMA1_REGISTER_OFFSET);
1781	if (!(tmp & DMA_IDLE))
1782		reset_mask |= RADEON_RESET_DMA1;
1783
1784	/* SRBM_STATUS2 */
1785	tmp = RREG32(SRBM_STATUS2);
1786	if (tmp & DMA_BUSY)
1787		reset_mask |= RADEON_RESET_DMA;
1788
1789	if (tmp & DMA1_BUSY)
1790		reset_mask |= RADEON_RESET_DMA1;
1791
1792	/* SRBM_STATUS */
1793	tmp = RREG32(SRBM_STATUS);
1794	if (tmp & (RLC_RQ_PENDING | RLC_BUSY))
1795		reset_mask |= RADEON_RESET_RLC;
1796
1797	if (tmp & IH_BUSY)
1798		reset_mask |= RADEON_RESET_IH;
1799
1800	if (tmp & SEM_BUSY)
1801		reset_mask |= RADEON_RESET_SEM;
1802
1803	if (tmp & GRBM_RQ_PENDING)
1804		reset_mask |= RADEON_RESET_GRBM;
1805
1806	if (tmp & VMC_BUSY)
1807		reset_mask |= RADEON_RESET_VMC;
1808
1809	if (tmp & (MCB_BUSY | MCB_NON_DISPLAY_BUSY |
1810		   MCC_BUSY | MCD_BUSY))
1811		reset_mask |= RADEON_RESET_MC;
1812
1813	if (evergreen_is_display_hung(rdev))
1814		reset_mask |= RADEON_RESET_DISPLAY;
1815
1816	/* VM_L2_STATUS */
1817	tmp = RREG32(VM_L2_STATUS);
1818	if (tmp & L2_BUSY)
1819		reset_mask |= RADEON_RESET_VMC;
1820
1821	/* Skip MC reset as it's mostly likely not hung, just busy */
1822	if (reset_mask & RADEON_RESET_MC) {
1823		DRM_DEBUG("MC busy: 0x%08X, clearing.\n", reset_mask);
1824		reset_mask &= ~RADEON_RESET_MC;
1825	}
1826
1827	return reset_mask;
1828}
1829
1830static void cayman_gpu_soft_reset(struct radeon_device *rdev, u32 reset_mask)
1831{
1832	struct evergreen_mc_save save;
1833	u32 grbm_soft_reset = 0, srbm_soft_reset = 0;
1834	u32 tmp;
1835
1836	if (reset_mask == 0)
1837		return;
1838
1839	dev_info(rdev->dev, "GPU softreset: 0x%08X\n", reset_mask);
1840
1841	evergreen_print_gpu_status_regs(rdev);
1842	dev_info(rdev->dev, "  VM_CONTEXT0_PROTECTION_FAULT_ADDR   0x%08X\n",
1843		 RREG32(0x14F8));
1844	dev_info(rdev->dev, "  VM_CONTEXT0_PROTECTION_FAULT_STATUS 0x%08X\n",
1845		 RREG32(0x14D8));
1846	dev_info(rdev->dev, "  VM_CONTEXT1_PROTECTION_FAULT_ADDR   0x%08X\n",
1847		 RREG32(0x14FC));
1848	dev_info(rdev->dev, "  VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
1849		 RREG32(0x14DC));
1850
1851	/* Disable CP parsing/prefetching */
1852	WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT);
1853
1854	if (reset_mask & RADEON_RESET_DMA) {
1855		/* dma0 */
1856		tmp = RREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET);
1857		tmp &= ~DMA_RB_ENABLE;
1858		WREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET, tmp);
1859	}
1860
1861	if (reset_mask & RADEON_RESET_DMA1) {
1862		/* dma1 */
1863		tmp = RREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET);
1864		tmp &= ~DMA_RB_ENABLE;
1865		WREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET, tmp);
1866	}
1867
1868	udelay(50);
1869
1870	evergreen_mc_stop(rdev, &save);
1871	if (evergreen_mc_wait_for_idle(rdev)) {
1872		dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
1873	}
1874
1875	if (reset_mask & (RADEON_RESET_GFX | RADEON_RESET_COMPUTE)) {
1876		grbm_soft_reset = SOFT_RESET_CB |
1877			SOFT_RESET_DB |
1878			SOFT_RESET_GDS |
1879			SOFT_RESET_PA |
1880			SOFT_RESET_SC |
1881			SOFT_RESET_SPI |
1882			SOFT_RESET_SH |
1883			SOFT_RESET_SX |
1884			SOFT_RESET_TC |
1885			SOFT_RESET_TA |
1886			SOFT_RESET_VGT |
1887			SOFT_RESET_IA;
1888	}
1889
1890	if (reset_mask & RADEON_RESET_CP) {
1891		grbm_soft_reset |= SOFT_RESET_CP | SOFT_RESET_VGT;
1892
1893		srbm_soft_reset |= SOFT_RESET_GRBM;
1894	}
1895
1896	if (reset_mask & RADEON_RESET_DMA)
1897		srbm_soft_reset |= SOFT_RESET_DMA;
1898
1899	if (reset_mask & RADEON_RESET_DMA1)
1900		srbm_soft_reset |= SOFT_RESET_DMA1;
1901
1902	if (reset_mask & RADEON_RESET_DISPLAY)
1903		srbm_soft_reset |= SOFT_RESET_DC;
1904
1905	if (reset_mask & RADEON_RESET_RLC)
1906		srbm_soft_reset |= SOFT_RESET_RLC;
1907
1908	if (reset_mask & RADEON_RESET_SEM)
1909		srbm_soft_reset |= SOFT_RESET_SEM;
1910
1911	if (reset_mask & RADEON_RESET_IH)
1912		srbm_soft_reset |= SOFT_RESET_IH;
1913
1914	if (reset_mask & RADEON_RESET_GRBM)
1915		srbm_soft_reset |= SOFT_RESET_GRBM;
1916
1917	if (reset_mask & RADEON_RESET_VMC)
1918		srbm_soft_reset |= SOFT_RESET_VMC;
1919
1920	if (!(rdev->flags & RADEON_IS_IGP)) {
1921		if (reset_mask & RADEON_RESET_MC)
1922			srbm_soft_reset |= SOFT_RESET_MC;
1923	}
1924
1925	if (grbm_soft_reset) {
1926		tmp = RREG32(GRBM_SOFT_RESET);
1927		tmp |= grbm_soft_reset;
1928		dev_info(rdev->dev, "GRBM_SOFT_RESET=0x%08X\n", tmp);
1929		WREG32(GRBM_SOFT_RESET, tmp);
1930		tmp = RREG32(GRBM_SOFT_RESET);
1931
1932		udelay(50);
1933
1934		tmp &= ~grbm_soft_reset;
1935		WREG32(GRBM_SOFT_RESET, tmp);
1936		tmp = RREG32(GRBM_SOFT_RESET);
1937	}
1938
1939	if (srbm_soft_reset) {
1940		tmp = RREG32(SRBM_SOFT_RESET);
1941		tmp |= srbm_soft_reset;
1942		dev_info(rdev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp);
1943		WREG32(SRBM_SOFT_RESET, tmp);
1944		tmp = RREG32(SRBM_SOFT_RESET);
1945
1946		udelay(50);
1947
1948		tmp &= ~srbm_soft_reset;
1949		WREG32(SRBM_SOFT_RESET, tmp);
1950		tmp = RREG32(SRBM_SOFT_RESET);
1951	}
1952
1953	/* Wait a little for things to settle down */
1954	udelay(50);
1955
1956	evergreen_mc_resume(rdev, &save);
1957	udelay(50);
1958
1959	evergreen_print_gpu_status_regs(rdev);
1960}
1961
1962int cayman_asic_reset(struct radeon_device *rdev)
1963{
1964	u32 reset_mask;
1965
1966	reset_mask = cayman_gpu_check_soft_reset(rdev);
1967
1968	if (reset_mask)
1969		r600_set_bios_scratch_engine_hung(rdev, true);
1970
1971	cayman_gpu_soft_reset(rdev, reset_mask);
1972
1973	reset_mask = cayman_gpu_check_soft_reset(rdev);
1974
1975	if (reset_mask)
1976		evergreen_gpu_pci_config_reset(rdev);
1977
1978	r600_set_bios_scratch_engine_hung(rdev, false);
1979
1980	return 0;
1981}
1982
1983/**
1984 * cayman_gfx_is_lockup - Check if the GFX engine is locked up
1985 *
1986 * @rdev: radeon_device pointer
1987 * @ring: radeon_ring structure holding ring information
1988 *
1989 * Check if the GFX engine is locked up.
1990 * Returns true if the engine appears to be locked up, false if not.
1991 */
1992bool cayman_gfx_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
1993{
1994	u32 reset_mask = cayman_gpu_check_soft_reset(rdev);
1995
1996	if (!(reset_mask & (RADEON_RESET_GFX |
1997			    RADEON_RESET_COMPUTE |
1998			    RADEON_RESET_CP))) {
1999		radeon_ring_lockup_update(rdev, ring);
2000		return false;
2001	}
2002	return radeon_ring_test_lockup(rdev, ring);
2003}
2004
2005static int cayman_startup(struct radeon_device *rdev)
2006{
2007	struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
2008	int r;
2009
2010	/* enable pcie gen2 link */
2011	evergreen_pcie_gen2_enable(rdev);
2012	/* enable aspm */
2013	evergreen_program_aspm(rdev);
2014
2015	/* scratch needs to be initialized before MC */
2016	r = r600_vram_scratch_init(rdev);
2017	if (r)
2018		return r;
2019
2020	evergreen_mc_program(rdev);
2021
2022	if (!(rdev->flags & RADEON_IS_IGP) && !rdev->pm.dpm_enabled) {
2023		r = ni_mc_load_microcode(rdev);
2024		if (r) {
2025			DRM_ERROR("Failed to load MC firmware!\n");
2026			return r;
2027		}
2028	}
2029
2030	r = cayman_pcie_gart_enable(rdev);
2031	if (r)
2032		return r;
2033	cayman_gpu_init(rdev);
2034
2035	/* allocate rlc buffers */
2036	if (rdev->flags & RADEON_IS_IGP) {
2037		rdev->rlc.reg_list = tn_rlc_save_restore_register_list;
2038		rdev->rlc.reg_list_size =
2039			(u32)ARRAY_SIZE(tn_rlc_save_restore_register_list);
2040		rdev->rlc.cs_data = cayman_cs_data;
2041		r = sumo_rlc_init(rdev);
2042		if (r) {
2043			DRM_ERROR("Failed to init rlc BOs!\n");
2044			return r;
2045		}
2046	}
2047
2048	/* allocate wb buffer */
2049	r = radeon_wb_init(rdev);
2050	if (r)
2051		return r;
2052
2053	r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX);
2054	if (r) {
2055		dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
2056		return r;
2057	}
2058
2059	r = uvd_v2_2_resume(rdev);
2060	if (!r) {
2061		r = radeon_fence_driver_start_ring(rdev,
2062						   R600_RING_TYPE_UVD_INDEX);
2063		if (r)
2064			dev_err(rdev->dev, "UVD fences init error (%d).\n", r);
2065	}
2066	if (r)
2067		rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_size = 0;
2068
2069	if (rdev->family == CHIP_ARUBA) {
2070		r = radeon_vce_resume(rdev);
2071		if (!r)
2072			r = vce_v1_0_resume(rdev);
2073
2074		if (!r)
2075			r = radeon_fence_driver_start_ring(rdev,
2076							   TN_RING_TYPE_VCE1_INDEX);
2077		if (!r)
2078			r = radeon_fence_driver_start_ring(rdev,
2079							   TN_RING_TYPE_VCE2_INDEX);
2080
2081		if (r) {
2082			dev_err(rdev->dev, "VCE init error (%d).\n", r);
2083			rdev->ring[TN_RING_TYPE_VCE1_INDEX].ring_size = 0;
2084			rdev->ring[TN_RING_TYPE_VCE2_INDEX].ring_size = 0;
2085		}
2086	}
2087
2088	r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_CP1_INDEX);
2089	if (r) {
2090		dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
2091		return r;
2092	}
2093
2094	r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_CP2_INDEX);
2095	if (r) {
2096		dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
2097		return r;
2098	}
2099
2100	r = radeon_fence_driver_start_ring(rdev, R600_RING_TYPE_DMA_INDEX);
2101	if (r) {
2102		dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r);
2103		return r;
2104	}
2105
2106	r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_DMA1_INDEX);
2107	if (r) {
2108		dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r);
2109		return r;
2110	}
2111
2112	/* Enable IRQ */
2113	if (!rdev->irq.installed) {
2114		r = radeon_irq_kms_init(rdev);
2115		if (r)
2116			return r;
2117	}
2118
2119	r = r600_irq_init(rdev);
2120	if (r) {
2121		DRM_ERROR("radeon: IH init failed (%d).\n", r);
2122		radeon_irq_kms_fini(rdev);
2123		return r;
2124	}
2125	evergreen_irq_set(rdev);
2126
2127	r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP_RPTR_OFFSET,
2128			     RADEON_CP_PACKET2);
2129	if (r)
2130		return r;
2131
2132	ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX];
2133	r = radeon_ring_init(rdev, ring, ring->ring_size, R600_WB_DMA_RPTR_OFFSET,
2134			     DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0));
2135	if (r)
2136		return r;
2137
2138	ring = &rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX];
2139	r = radeon_ring_init(rdev, ring, ring->ring_size, CAYMAN_WB_DMA1_RPTR_OFFSET,
2140			     DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0));
2141	if (r)
2142		return r;
2143
2144	r = cayman_cp_load_microcode(rdev);
2145	if (r)
2146		return r;
2147	r = cayman_cp_resume(rdev);
2148	if (r)
2149		return r;
2150
2151	r = cayman_dma_resume(rdev);
2152	if (r)
2153		return r;
2154
2155	ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
2156	if (ring->ring_size) {
2157		r = radeon_ring_init(rdev, ring, ring->ring_size, 0,
2158				     RADEON_CP_PACKET2);
2159		if (!r)
2160			r = uvd_v1_0_init(rdev);
2161		if (r)
2162			DRM_ERROR("radeon: failed initializing UVD (%d).\n", r);
2163	}
2164
2165	if (rdev->family == CHIP_ARUBA) {
2166		ring = &rdev->ring[TN_RING_TYPE_VCE1_INDEX];
2167		if (ring->ring_size)
2168			r = radeon_ring_init(rdev, ring, ring->ring_size, 0, 0x0);
2169
2170		ring = &rdev->ring[TN_RING_TYPE_VCE2_INDEX];
2171		if (ring->ring_size)
2172			r = radeon_ring_init(rdev, ring, ring->ring_size, 0, 0x0);
2173
2174		if (!r)
2175			r = vce_v1_0_init(rdev);
2176		if (r)
2177			DRM_ERROR("radeon: failed initializing VCE (%d).\n", r);
2178	}
2179
2180	r = radeon_ib_pool_init(rdev);
2181	if (r) {
2182		dev_err(rdev->dev, "IB initialization failed (%d).\n", r);
2183		return r;
2184	}
2185
2186	r = radeon_vm_manager_init(rdev);
2187	if (r) {
2188		dev_err(rdev->dev, "vm manager initialization failed (%d).\n", r);
2189		return r;
2190	}
2191
2192	r = radeon_audio_init(rdev);
2193	if (r)
2194		return r;
 
 
 
 
 
 
2195
2196	return 0;
2197}
2198
2199int cayman_resume(struct radeon_device *rdev)
2200{
2201	int r;
2202
2203	/* Do not reset GPU before posting, on rv770 hw unlike on r500 hw,
2204	 * posting will perform necessary task to bring back GPU into good
2205	 * shape.
2206	 */
2207	/* post card */
2208	atom_asic_init(rdev->mode_info.atom_context);
2209
2210	/* init golden registers */
2211	ni_init_golden_registers(rdev);
2212
2213	if (rdev->pm.pm_method == PM_METHOD_DPM)
2214		radeon_pm_resume(rdev);
2215
2216	rdev->accel_working = true;
2217	r = cayman_startup(rdev);
2218	if (r) {
2219		DRM_ERROR("cayman startup failed on resume\n");
2220		rdev->accel_working = false;
2221		return r;
2222	}
2223	return r;
2224}
2225
2226int cayman_suspend(struct radeon_device *rdev)
2227{
2228	radeon_pm_suspend(rdev);
2229	radeon_audio_fini(rdev);
 
 
 
2230	radeon_vm_manager_fini(rdev);
2231	cayman_cp_enable(rdev, false);
2232	cayman_dma_stop(rdev);
2233	uvd_v1_0_fini(rdev);
2234	radeon_uvd_suspend(rdev);
2235	evergreen_irq_suspend(rdev);
2236	radeon_wb_disable(rdev);
2237	cayman_pcie_gart_disable(rdev);
2238	return 0;
2239}
2240
2241/* Plan is to move initialization in that function and use
2242 * helper function so that radeon_device_init pretty much
2243 * do nothing more than calling asic specific function. This
2244 * should also allow to remove a bunch of callback function
2245 * like vram_info.
2246 */
2247int cayman_init(struct radeon_device *rdev)
2248{
2249	struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
2250	int r;
2251
2252	/* Read BIOS */
2253	if (!radeon_get_bios(rdev)) {
2254		if (ASIC_IS_AVIVO(rdev))
2255			return -EINVAL;
2256	}
2257	/* Must be an ATOMBIOS */
2258	if (!rdev->is_atom_bios) {
2259		dev_err(rdev->dev, "Expecting atombios for cayman GPU\n");
2260		return -EINVAL;
2261	}
2262	r = radeon_atombios_init(rdev);
2263	if (r)
2264		return r;
2265
2266	/* Post card if necessary */
2267	if (!radeon_card_posted(rdev)) {
2268		if (!rdev->bios) {
2269			dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n");
2270			return -EINVAL;
2271		}
2272		DRM_INFO("GPU not posted. posting now...\n");
2273		atom_asic_init(rdev->mode_info.atom_context);
2274	}
2275	/* init golden registers */
2276	ni_init_golden_registers(rdev);
2277	/* Initialize scratch registers */
2278	r600_scratch_init(rdev);
2279	/* Initialize surface registers */
2280	radeon_surface_init(rdev);
2281	/* Initialize clocks */
2282	radeon_get_clock_info(rdev->ddev);
2283	/* Fence driver */
2284	r = radeon_fence_driver_init(rdev);
2285	if (r)
2286		return r;
2287	/* initialize memory controller */
2288	r = evergreen_mc_init(rdev);
2289	if (r)
2290		return r;
2291	/* Memory manager */
2292	r = radeon_bo_init(rdev);
2293	if (r)
2294		return r;
2295
2296	if (rdev->flags & RADEON_IS_IGP) {
2297		if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) {
2298			r = ni_init_microcode(rdev);
2299			if (r) {
2300				DRM_ERROR("Failed to load firmware!\n");
2301				return r;
2302			}
2303		}
2304	} else {
2305		if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw || !rdev->mc_fw) {
2306			r = ni_init_microcode(rdev);
2307			if (r) {
2308				DRM_ERROR("Failed to load firmware!\n");
2309				return r;
2310			}
2311		}
2312	}
2313
2314	/* Initialize power management */
2315	radeon_pm_init(rdev);
2316
2317	ring->ring_obj = NULL;
2318	r600_ring_init(rdev, ring, 1024 * 1024);
2319
2320	ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX];
2321	ring->ring_obj = NULL;
2322	r600_ring_init(rdev, ring, 64 * 1024);
2323
2324	ring = &rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX];
2325	ring->ring_obj = NULL;
2326	r600_ring_init(rdev, ring, 64 * 1024);
2327
2328	r = radeon_uvd_init(rdev);
2329	if (!r) {
2330		ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
2331		ring->ring_obj = NULL;
2332		r600_ring_init(rdev, ring, 4096);
2333	}
2334
2335	if (rdev->family == CHIP_ARUBA) {
2336		r = radeon_vce_init(rdev);
2337		if (!r) {
2338			ring = &rdev->ring[TN_RING_TYPE_VCE1_INDEX];
2339			ring->ring_obj = NULL;
2340			r600_ring_init(rdev, ring, 4096);
2341
2342			ring = &rdev->ring[TN_RING_TYPE_VCE2_INDEX];
2343			ring->ring_obj = NULL;
2344			r600_ring_init(rdev, ring, 4096);
2345		}
2346	}
2347
2348	rdev->ih.ring_obj = NULL;
2349	r600_ih_ring_init(rdev, 64 * 1024);
2350
2351	r = r600_pcie_gart_init(rdev);
2352	if (r)
2353		return r;
2354
2355	rdev->accel_working = true;
2356	r = cayman_startup(rdev);
2357	if (r) {
2358		dev_err(rdev->dev, "disabling GPU acceleration\n");
2359		cayman_cp_fini(rdev);
2360		cayman_dma_fini(rdev);
2361		r600_irq_fini(rdev);
2362		if (rdev->flags & RADEON_IS_IGP)
2363			sumo_rlc_fini(rdev);
2364		radeon_wb_fini(rdev);
2365		radeon_ib_pool_fini(rdev);
2366		radeon_vm_manager_fini(rdev);
2367		radeon_irq_kms_fini(rdev);
2368		cayman_pcie_gart_fini(rdev);
2369		rdev->accel_working = false;
2370	}
2371
2372	/* Don't start up if the MC ucode is missing.
2373	 * The default clocks and voltages before the MC ucode
2374	 * is loaded are not suffient for advanced operations.
2375	 *
2376	 * We can skip this check for TN, because there is no MC
2377	 * ucode.
2378	 */
2379	if (!rdev->mc_fw && !(rdev->flags & RADEON_IS_IGP)) {
2380		DRM_ERROR("radeon: MC ucode required for NI+.\n");
2381		return -EINVAL;
2382	}
2383
2384	return 0;
2385}
2386
2387void cayman_fini(struct radeon_device *rdev)
2388{
2389	radeon_pm_fini(rdev);
2390	cayman_cp_fini(rdev);
2391	cayman_dma_fini(rdev);
2392	r600_irq_fini(rdev);
2393	if (rdev->flags & RADEON_IS_IGP)
2394		sumo_rlc_fini(rdev);
2395	radeon_wb_fini(rdev);
2396	radeon_vm_manager_fini(rdev);
2397	radeon_ib_pool_fini(rdev);
2398	radeon_irq_kms_fini(rdev);
2399	uvd_v1_0_fini(rdev);
2400	radeon_uvd_fini(rdev);
2401	if (rdev->family == CHIP_ARUBA)
2402		radeon_vce_fini(rdev);
2403	cayman_pcie_gart_fini(rdev);
2404	r600_vram_scratch_fini(rdev);
2405	radeon_gem_fini(rdev);
2406	radeon_fence_driver_fini(rdev);
2407	radeon_bo_fini(rdev);
2408	radeon_atombios_fini(rdev);
2409	kfree(rdev->bios);
2410	rdev->bios = NULL;
2411}
2412
2413/*
2414 * vm
2415 */
2416int cayman_vm_init(struct radeon_device *rdev)
2417{
2418	/* number of VMs */
2419	rdev->vm_manager.nvm = 8;
2420	/* base offset of vram pages */
2421	if (rdev->flags & RADEON_IS_IGP) {
2422		u64 tmp = RREG32(FUS_MC_VM_FB_OFFSET);
2423		tmp <<= 22;
2424		rdev->vm_manager.vram_base_offset = tmp;
2425	} else
2426		rdev->vm_manager.vram_base_offset = 0;
2427	return 0;
2428}
2429
2430void cayman_vm_fini(struct radeon_device *rdev)
2431{
2432}
2433
2434/**
2435 * cayman_vm_decode_fault - print human readable fault info
2436 *
2437 * @rdev: radeon_device pointer
2438 * @status: VM_CONTEXT1_PROTECTION_FAULT_STATUS register value
2439 * @addr: VM_CONTEXT1_PROTECTION_FAULT_ADDR register value
2440 *
2441 * Print human readable fault information (cayman/TN).
2442 */
2443void cayman_vm_decode_fault(struct radeon_device *rdev,
2444			    u32 status, u32 addr)
2445{
2446	u32 mc_id = (status & MEMORY_CLIENT_ID_MASK) >> MEMORY_CLIENT_ID_SHIFT;
2447	u32 vmid = (status & FAULT_VMID_MASK) >> FAULT_VMID_SHIFT;
2448	u32 protections = (status & PROTECTIONS_MASK) >> PROTECTIONS_SHIFT;
2449	char *block;
2450
2451	switch (mc_id) {
2452	case 32:
2453	case 16:
2454	case 96:
2455	case 80:
2456	case 160:
2457	case 144:
2458	case 224:
2459	case 208:
2460		block = "CB";
2461		break;
2462	case 33:
2463	case 17:
2464	case 97:
2465	case 81:
2466	case 161:
2467	case 145:
2468	case 225:
2469	case 209:
2470		block = "CB_FMASK";
2471		break;
2472	case 34:
2473	case 18:
2474	case 98:
2475	case 82:
2476	case 162:
2477	case 146:
2478	case 226:
2479	case 210:
2480		block = "CB_CMASK";
2481		break;
2482	case 35:
2483	case 19:
2484	case 99:
2485	case 83:
2486	case 163:
2487	case 147:
2488	case 227:
2489	case 211:
2490		block = "CB_IMMED";
2491		break;
2492	case 36:
2493	case 20:
2494	case 100:
2495	case 84:
2496	case 164:
2497	case 148:
2498	case 228:
2499	case 212:
2500		block = "DB";
2501		break;
2502	case 37:
2503	case 21:
2504	case 101:
2505	case 85:
2506	case 165:
2507	case 149:
2508	case 229:
2509	case 213:
2510		block = "DB_HTILE";
2511		break;
2512	case 38:
2513	case 22:
2514	case 102:
2515	case 86:
2516	case 166:
2517	case 150:
2518	case 230:
2519	case 214:
2520		block = "SX";
2521		break;
2522	case 39:
2523	case 23:
2524	case 103:
2525	case 87:
2526	case 167:
2527	case 151:
2528	case 231:
2529	case 215:
2530		block = "DB_STEN";
2531		break;
2532	case 40:
2533	case 24:
2534	case 104:
2535	case 88:
2536	case 232:
2537	case 216:
2538	case 168:
2539	case 152:
2540		block = "TC_TFETCH";
2541		break;
2542	case 41:
2543	case 25:
2544	case 105:
2545	case 89:
2546	case 233:
2547	case 217:
2548	case 169:
2549	case 153:
2550		block = "TC_VFETCH";
2551		break;
2552	case 42:
2553	case 26:
2554	case 106:
2555	case 90:
2556	case 234:
2557	case 218:
2558	case 170:
2559	case 154:
2560		block = "VC";
2561		break;
2562	case 112:
2563		block = "CP";
2564		break;
2565	case 113:
2566	case 114:
2567		block = "SH";
2568		break;
2569	case 115:
2570		block = "VGT";
2571		break;
2572	case 178:
2573		block = "IH";
2574		break;
2575	case 51:
2576		block = "RLC";
2577		break;
2578	case 55:
2579		block = "DMA";
2580		break;
2581	case 56:
2582		block = "HDP";
2583		break;
2584	default:
2585		block = "unknown";
2586		break;
2587	}
2588
2589	printk("VM fault (0x%02x, vmid %d) at page %u, %s from %s (%d)\n",
2590	       protections, vmid, addr,
2591	       (status & MEMORY_CLIENT_RW_MASK) ? "write" : "read",
2592	       block, mc_id);
2593}
2594
2595/**
2596 * cayman_vm_flush - vm flush using the CP
2597 *
2598 * @rdev: radeon_device pointer
2599 *
2600 * Update the page table base and flush the VM TLB
2601 * using the CP (cayman-si).
2602 */
2603void cayman_vm_flush(struct radeon_device *rdev, struct radeon_ring *ring,
2604		     unsigned vm_id, uint64_t pd_addr)
2605{
2606	radeon_ring_write(ring, PACKET0(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm_id << 2), 0));
2607	radeon_ring_write(ring, pd_addr >> 12);
 
 
 
 
 
2608
2609	/* flush hdp cache */
2610	radeon_ring_write(ring, PACKET0(HDP_MEM_COHERENCY_FLUSH_CNTL, 0));
2611	radeon_ring_write(ring, 0x1);
2612
2613	/* bits 0-7 are the VM contexts0-7 */
2614	radeon_ring_write(ring, PACKET0(VM_INVALIDATE_REQUEST, 0));
2615	radeon_ring_write(ring, 1 << vm_id);
2616
2617	/* wait for the invalidate to complete */
2618	radeon_ring_write(ring, PACKET3(PACKET3_WAIT_REG_MEM, 5));
2619	radeon_ring_write(ring, (WAIT_REG_MEM_FUNCTION(0) |  /* always */
2620				 WAIT_REG_MEM_ENGINE(0))); /* me */
2621	radeon_ring_write(ring, VM_INVALIDATE_REQUEST >> 2);
2622	radeon_ring_write(ring, 0);
2623	radeon_ring_write(ring, 0); /* ref */
2624	radeon_ring_write(ring, 0); /* mask */
2625	radeon_ring_write(ring, 0x20); /* poll interval */
2626
2627	/* sync PFP to ME, otherwise we might get invalid PFP reads */
2628	radeon_ring_write(ring, PACKET3(PACKET3_PFP_SYNC_ME, 0));
2629	radeon_ring_write(ring, 0x0);
2630}
2631
2632int tn_set_vce_clocks(struct radeon_device *rdev, u32 evclk, u32 ecclk)
2633{
2634	struct atom_clock_dividers dividers;
2635	int r, i;
2636
2637	r = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM,
2638					   ecclk, false, &dividers);
2639	if (r)
2640		return r;
2641
2642	for (i = 0; i < 100; i++) {
2643		if (RREG32(CG_ECLK_STATUS) & ECLK_STATUS)
2644			break;
2645		mdelay(10);
2646	}
2647	if (i == 100)
2648		return -ETIMEDOUT;
2649
2650	WREG32_P(CG_ECLK_CNTL, dividers.post_div, ~(ECLK_DIR_CNTL_EN|ECLK_DIVIDER_MASK));
2651
2652	for (i = 0; i < 100; i++) {
2653		if (RREG32(CG_ECLK_STATUS) & ECLK_STATUS)
2654			break;
2655		mdelay(10);
2656	}
2657	if (i == 100)
2658		return -ETIMEDOUT;
2659
2660	return 0;
2661}
v3.15
   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#include <linux/firmware.h>
  25#include <linux/slab.h>
  26#include <linux/module.h>
  27#include <drm/drmP.h>
  28#include "radeon.h"
  29#include "radeon_asic.h"
 
  30#include <drm/radeon_drm.h>
  31#include "nid.h"
  32#include "atom.h"
  33#include "ni_reg.h"
  34#include "cayman_blit_shaders.h"
  35#include "radeon_ucode.h"
  36#include "clearstate_cayman.h"
  37
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  38static const u32 tn_rlc_save_restore_register_list[] =
  39{
  40	0x98fc,
  41	0x98f0,
  42	0x9834,
  43	0x9838,
  44	0x9870,
  45	0x9874,
  46	0x8a14,
  47	0x8b24,
  48	0x8bcc,
  49	0x8b10,
  50	0x8c30,
  51	0x8d00,
  52	0x8d04,
  53	0x8c00,
  54	0x8c04,
  55	0x8c10,
  56	0x8c14,
  57	0x8d8c,
  58	0x8cf0,
  59	0x8e38,
  60	0x9508,
  61	0x9688,
  62	0x9608,
  63	0x960c,
  64	0x9610,
  65	0x9614,
  66	0x88c4,
  67	0x8978,
  68	0x88d4,
  69	0x900c,
  70	0x9100,
  71	0x913c,
  72	0x90e8,
  73	0x9354,
  74	0xa008,
  75	0x98f8,
  76	0x9148,
  77	0x914c,
  78	0x3f94,
  79	0x98f4,
  80	0x9b7c,
  81	0x3f8c,
  82	0x8950,
  83	0x8954,
  84	0x8a18,
  85	0x8b28,
  86	0x9144,
  87	0x3f90,
  88	0x915c,
  89	0x9160,
  90	0x9178,
  91	0x917c,
  92	0x9180,
  93	0x918c,
  94	0x9190,
  95	0x9194,
  96	0x9198,
  97	0x919c,
  98	0x91a8,
  99	0x91ac,
 100	0x91b0,
 101	0x91b4,
 102	0x91b8,
 103	0x91c4,
 104	0x91c8,
 105	0x91cc,
 106	0x91d0,
 107	0x91d4,
 108	0x91e0,
 109	0x91e4,
 110	0x91ec,
 111	0x91f0,
 112	0x91f4,
 113	0x9200,
 114	0x9204,
 115	0x929c,
 116	0x8030,
 117	0x9150,
 118	0x9a60,
 119	0x920c,
 120	0x9210,
 121	0x9228,
 122	0x922c,
 123	0x9244,
 124	0x9248,
 125	0x91e8,
 126	0x9294,
 127	0x9208,
 128	0x9224,
 129	0x9240,
 130	0x9220,
 131	0x923c,
 132	0x9258,
 133	0x9744,
 134	0xa200,
 135	0xa204,
 136	0xa208,
 137	0xa20c,
 138	0x8d58,
 139	0x9030,
 140	0x9034,
 141	0x9038,
 142	0x903c,
 143	0x9040,
 144	0x9654,
 145	0x897c,
 146	0xa210,
 147	0xa214,
 148	0x9868,
 149	0xa02c,
 150	0x9664,
 151	0x9698,
 152	0x949c,
 153	0x8e10,
 154	0x8e18,
 155	0x8c50,
 156	0x8c58,
 157	0x8c60,
 158	0x8c68,
 159	0x89b4,
 160	0x9830,
 161	0x802c,
 162};
 163
 164extern bool evergreen_is_display_hung(struct radeon_device *rdev);
 165extern void evergreen_print_gpu_status_regs(struct radeon_device *rdev);
 166extern void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *save);
 167extern void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *save);
 168extern int evergreen_mc_wait_for_idle(struct radeon_device *rdev);
 169extern void evergreen_mc_program(struct radeon_device *rdev);
 170extern void evergreen_irq_suspend(struct radeon_device *rdev);
 171extern int evergreen_mc_init(struct radeon_device *rdev);
 172extern void evergreen_fix_pci_max_read_req_size(struct radeon_device *rdev);
 173extern void evergreen_pcie_gen2_enable(struct radeon_device *rdev);
 174extern void evergreen_program_aspm(struct radeon_device *rdev);
 175extern void sumo_rlc_fini(struct radeon_device *rdev);
 176extern int sumo_rlc_init(struct radeon_device *rdev);
 177extern void evergreen_gpu_pci_config_reset(struct radeon_device *rdev);
 178
 179/* Firmware Names */
 180MODULE_FIRMWARE("radeon/BARTS_pfp.bin");
 181MODULE_FIRMWARE("radeon/BARTS_me.bin");
 182MODULE_FIRMWARE("radeon/BARTS_mc.bin");
 183MODULE_FIRMWARE("radeon/BARTS_smc.bin");
 184MODULE_FIRMWARE("radeon/BTC_rlc.bin");
 185MODULE_FIRMWARE("radeon/TURKS_pfp.bin");
 186MODULE_FIRMWARE("radeon/TURKS_me.bin");
 187MODULE_FIRMWARE("radeon/TURKS_mc.bin");
 188MODULE_FIRMWARE("radeon/TURKS_smc.bin");
 189MODULE_FIRMWARE("radeon/CAICOS_pfp.bin");
 190MODULE_FIRMWARE("radeon/CAICOS_me.bin");
 191MODULE_FIRMWARE("radeon/CAICOS_mc.bin");
 192MODULE_FIRMWARE("radeon/CAICOS_smc.bin");
 193MODULE_FIRMWARE("radeon/CAYMAN_pfp.bin");
 194MODULE_FIRMWARE("radeon/CAYMAN_me.bin");
 195MODULE_FIRMWARE("radeon/CAYMAN_mc.bin");
 196MODULE_FIRMWARE("radeon/CAYMAN_rlc.bin");
 197MODULE_FIRMWARE("radeon/CAYMAN_smc.bin");
 198MODULE_FIRMWARE("radeon/ARUBA_pfp.bin");
 199MODULE_FIRMWARE("radeon/ARUBA_me.bin");
 200MODULE_FIRMWARE("radeon/ARUBA_rlc.bin");
 201
 202
 203static const u32 cayman_golden_registers2[] =
 204{
 205	0x3e5c, 0xffffffff, 0x00000000,
 206	0x3e48, 0xffffffff, 0x00000000,
 207	0x3e4c, 0xffffffff, 0x00000000,
 208	0x3e64, 0xffffffff, 0x00000000,
 209	0x3e50, 0xffffffff, 0x00000000,
 210	0x3e60, 0xffffffff, 0x00000000
 211};
 212
 213static const u32 cayman_golden_registers[] =
 214{
 215	0x5eb4, 0xffffffff, 0x00000002,
 216	0x5e78, 0x8f311ff1, 0x001000f0,
 217	0x3f90, 0xffff0000, 0xff000000,
 218	0x9148, 0xffff0000, 0xff000000,
 219	0x3f94, 0xffff0000, 0xff000000,
 220	0x914c, 0xffff0000, 0xff000000,
 221	0xc78, 0x00000080, 0x00000080,
 222	0xbd4, 0x70073777, 0x00011003,
 223	0xd02c, 0xbfffff1f, 0x08421000,
 224	0xd0b8, 0x73773777, 0x02011003,
 225	0x5bc0, 0x00200000, 0x50100000,
 226	0x98f8, 0x33773777, 0x02011003,
 227	0x98fc, 0xffffffff, 0x76541032,
 228	0x7030, 0x31000311, 0x00000011,
 229	0x2f48, 0x33773777, 0x42010001,
 230	0x6b28, 0x00000010, 0x00000012,
 231	0x7728, 0x00000010, 0x00000012,
 232	0x10328, 0x00000010, 0x00000012,
 233	0x10f28, 0x00000010, 0x00000012,
 234	0x11b28, 0x00000010, 0x00000012,
 235	0x12728, 0x00000010, 0x00000012,
 236	0x240c, 0x000007ff, 0x00000000,
 237	0x8a14, 0xf000001f, 0x00000007,
 238	0x8b24, 0x3fff3fff, 0x00ff0fff,
 239	0x8b10, 0x0000ff0f, 0x00000000,
 240	0x28a4c, 0x07ffffff, 0x06000000,
 241	0x10c, 0x00000001, 0x00010003,
 242	0xa02c, 0xffffffff, 0x0000009b,
 243	0x913c, 0x0000010f, 0x01000100,
 244	0x8c04, 0xf8ff00ff, 0x40600060,
 245	0x28350, 0x00000f01, 0x00000000,
 246	0x9508, 0x3700001f, 0x00000002,
 247	0x960c, 0xffffffff, 0x54763210,
 248	0x88c4, 0x001f3ae3, 0x00000082,
 249	0x88d0, 0xffffffff, 0x0f40df40,
 250	0x88d4, 0x0000001f, 0x00000010,
 251	0x8974, 0xffffffff, 0x00000000
 252};
 253
 254static const u32 dvst_golden_registers2[] =
 255{
 256	0x8f8, 0xffffffff, 0,
 257	0x8fc, 0x00380000, 0,
 258	0x8f8, 0xffffffff, 1,
 259	0x8fc, 0x0e000000, 0
 260};
 261
 262static const u32 dvst_golden_registers[] =
 263{
 264	0x690, 0x3fff3fff, 0x20c00033,
 265	0x918c, 0x0fff0fff, 0x00010006,
 266	0x91a8, 0x0fff0fff, 0x00010006,
 267	0x9150, 0xffffdfff, 0x6e944040,
 268	0x917c, 0x0fff0fff, 0x00030002,
 269	0x9198, 0x0fff0fff, 0x00030002,
 270	0x915c, 0x0fff0fff, 0x00010000,
 271	0x3f90, 0xffff0001, 0xff000000,
 272	0x9178, 0x0fff0fff, 0x00070000,
 273	0x9194, 0x0fff0fff, 0x00070000,
 274	0x9148, 0xffff0001, 0xff000000,
 275	0x9190, 0x0fff0fff, 0x00090008,
 276	0x91ac, 0x0fff0fff, 0x00090008,
 277	0x3f94, 0xffff0000, 0xff000000,
 278	0x914c, 0xffff0000, 0xff000000,
 279	0x929c, 0x00000fff, 0x00000001,
 280	0x55e4, 0xff607fff, 0xfc000100,
 281	0x8a18, 0xff000fff, 0x00000100,
 282	0x8b28, 0xff000fff, 0x00000100,
 283	0x9144, 0xfffc0fff, 0x00000100,
 284	0x6ed8, 0x00010101, 0x00010000,
 285	0x9830, 0xffffffff, 0x00000000,
 286	0x9834, 0xf00fffff, 0x00000400,
 287	0x9838, 0xfffffffe, 0x00000000,
 288	0xd0c0, 0xff000fff, 0x00000100,
 289	0xd02c, 0xbfffff1f, 0x08421000,
 290	0xd0b8, 0x73773777, 0x12010001,
 291	0x5bb0, 0x000000f0, 0x00000070,
 292	0x98f8, 0x73773777, 0x12010001,
 293	0x98fc, 0xffffffff, 0x00000010,
 294	0x9b7c, 0x00ff0000, 0x00fc0000,
 295	0x8030, 0x00001f0f, 0x0000100a,
 296	0x2f48, 0x73773777, 0x12010001,
 297	0x2408, 0x00030000, 0x000c007f,
 298	0x8a14, 0xf000003f, 0x00000007,
 299	0x8b24, 0x3fff3fff, 0x00ff0fff,
 300	0x8b10, 0x0000ff0f, 0x00000000,
 301	0x28a4c, 0x07ffffff, 0x06000000,
 302	0x4d8, 0x00000fff, 0x00000100,
 303	0xa008, 0xffffffff, 0x00010000,
 304	0x913c, 0xffff03ff, 0x01000100,
 305	0x8c00, 0x000000ff, 0x00000003,
 306	0x8c04, 0xf8ff00ff, 0x40600060,
 307	0x8cf0, 0x1fff1fff, 0x08e00410,
 308	0x28350, 0x00000f01, 0x00000000,
 309	0x9508, 0xf700071f, 0x00000002,
 310	0x960c, 0xffffffff, 0x54763210,
 311	0x20ef8, 0x01ff01ff, 0x00000002,
 312	0x20e98, 0xfffffbff, 0x00200000,
 313	0x2015c, 0xffffffff, 0x00000f40,
 314	0x88c4, 0x001f3ae3, 0x00000082,
 315	0x8978, 0x3fffffff, 0x04050140,
 316	0x88d4, 0x0000001f, 0x00000010,
 317	0x8974, 0xffffffff, 0x00000000
 318};
 319
 320static const u32 scrapper_golden_registers[] =
 321{
 322	0x690, 0x3fff3fff, 0x20c00033,
 323	0x918c, 0x0fff0fff, 0x00010006,
 324	0x918c, 0x0fff0fff, 0x00010006,
 325	0x91a8, 0x0fff0fff, 0x00010006,
 326	0x91a8, 0x0fff0fff, 0x00010006,
 327	0x9150, 0xffffdfff, 0x6e944040,
 328	0x9150, 0xffffdfff, 0x6e944040,
 329	0x917c, 0x0fff0fff, 0x00030002,
 330	0x917c, 0x0fff0fff, 0x00030002,
 331	0x9198, 0x0fff0fff, 0x00030002,
 332	0x9198, 0x0fff0fff, 0x00030002,
 333	0x915c, 0x0fff0fff, 0x00010000,
 334	0x915c, 0x0fff0fff, 0x00010000,
 335	0x3f90, 0xffff0001, 0xff000000,
 336	0x3f90, 0xffff0001, 0xff000000,
 337	0x9178, 0x0fff0fff, 0x00070000,
 338	0x9178, 0x0fff0fff, 0x00070000,
 339	0x9194, 0x0fff0fff, 0x00070000,
 340	0x9194, 0x0fff0fff, 0x00070000,
 341	0x9148, 0xffff0001, 0xff000000,
 342	0x9148, 0xffff0001, 0xff000000,
 343	0x9190, 0x0fff0fff, 0x00090008,
 344	0x9190, 0x0fff0fff, 0x00090008,
 345	0x91ac, 0x0fff0fff, 0x00090008,
 346	0x91ac, 0x0fff0fff, 0x00090008,
 347	0x3f94, 0xffff0000, 0xff000000,
 348	0x3f94, 0xffff0000, 0xff000000,
 349	0x914c, 0xffff0000, 0xff000000,
 350	0x914c, 0xffff0000, 0xff000000,
 351	0x929c, 0x00000fff, 0x00000001,
 352	0x929c, 0x00000fff, 0x00000001,
 353	0x55e4, 0xff607fff, 0xfc000100,
 354	0x8a18, 0xff000fff, 0x00000100,
 355	0x8a18, 0xff000fff, 0x00000100,
 356	0x8b28, 0xff000fff, 0x00000100,
 357	0x8b28, 0xff000fff, 0x00000100,
 358	0x9144, 0xfffc0fff, 0x00000100,
 359	0x9144, 0xfffc0fff, 0x00000100,
 360	0x6ed8, 0x00010101, 0x00010000,
 361	0x9830, 0xffffffff, 0x00000000,
 362	0x9830, 0xffffffff, 0x00000000,
 363	0x9834, 0xf00fffff, 0x00000400,
 364	0x9834, 0xf00fffff, 0x00000400,
 365	0x9838, 0xfffffffe, 0x00000000,
 366	0x9838, 0xfffffffe, 0x00000000,
 367	0xd0c0, 0xff000fff, 0x00000100,
 368	0xd02c, 0xbfffff1f, 0x08421000,
 369	0xd02c, 0xbfffff1f, 0x08421000,
 370	0xd0b8, 0x73773777, 0x12010001,
 371	0xd0b8, 0x73773777, 0x12010001,
 372	0x5bb0, 0x000000f0, 0x00000070,
 373	0x98f8, 0x73773777, 0x12010001,
 374	0x98f8, 0x73773777, 0x12010001,
 375	0x98fc, 0xffffffff, 0x00000010,
 376	0x98fc, 0xffffffff, 0x00000010,
 377	0x9b7c, 0x00ff0000, 0x00fc0000,
 378	0x9b7c, 0x00ff0000, 0x00fc0000,
 379	0x8030, 0x00001f0f, 0x0000100a,
 380	0x8030, 0x00001f0f, 0x0000100a,
 381	0x2f48, 0x73773777, 0x12010001,
 382	0x2f48, 0x73773777, 0x12010001,
 383	0x2408, 0x00030000, 0x000c007f,
 384	0x8a14, 0xf000003f, 0x00000007,
 385	0x8a14, 0xf000003f, 0x00000007,
 386	0x8b24, 0x3fff3fff, 0x00ff0fff,
 387	0x8b24, 0x3fff3fff, 0x00ff0fff,
 388	0x8b10, 0x0000ff0f, 0x00000000,
 389	0x8b10, 0x0000ff0f, 0x00000000,
 390	0x28a4c, 0x07ffffff, 0x06000000,
 391	0x28a4c, 0x07ffffff, 0x06000000,
 392	0x4d8, 0x00000fff, 0x00000100,
 393	0x4d8, 0x00000fff, 0x00000100,
 394	0xa008, 0xffffffff, 0x00010000,
 395	0xa008, 0xffffffff, 0x00010000,
 396	0x913c, 0xffff03ff, 0x01000100,
 397	0x913c, 0xffff03ff, 0x01000100,
 398	0x90e8, 0x001fffff, 0x010400c0,
 399	0x8c00, 0x000000ff, 0x00000003,
 400	0x8c00, 0x000000ff, 0x00000003,
 401	0x8c04, 0xf8ff00ff, 0x40600060,
 402	0x8c04, 0xf8ff00ff, 0x40600060,
 403	0x8c30, 0x0000000f, 0x00040005,
 404	0x8cf0, 0x1fff1fff, 0x08e00410,
 405	0x8cf0, 0x1fff1fff, 0x08e00410,
 406	0x900c, 0x00ffffff, 0x0017071f,
 407	0x28350, 0x00000f01, 0x00000000,
 408	0x28350, 0x00000f01, 0x00000000,
 409	0x9508, 0xf700071f, 0x00000002,
 410	0x9508, 0xf700071f, 0x00000002,
 411	0x9688, 0x00300000, 0x0017000f,
 412	0x960c, 0xffffffff, 0x54763210,
 413	0x960c, 0xffffffff, 0x54763210,
 414	0x20ef8, 0x01ff01ff, 0x00000002,
 415	0x20e98, 0xfffffbff, 0x00200000,
 416	0x2015c, 0xffffffff, 0x00000f40,
 417	0x88c4, 0x001f3ae3, 0x00000082,
 418	0x88c4, 0x001f3ae3, 0x00000082,
 419	0x8978, 0x3fffffff, 0x04050140,
 420	0x8978, 0x3fffffff, 0x04050140,
 421	0x88d4, 0x0000001f, 0x00000010,
 422	0x88d4, 0x0000001f, 0x00000010,
 423	0x8974, 0xffffffff, 0x00000000,
 424	0x8974, 0xffffffff, 0x00000000
 425};
 426
 427static void ni_init_golden_registers(struct radeon_device *rdev)
 428{
 429	switch (rdev->family) {
 430	case CHIP_CAYMAN:
 431		radeon_program_register_sequence(rdev,
 432						 cayman_golden_registers,
 433						 (const u32)ARRAY_SIZE(cayman_golden_registers));
 434		radeon_program_register_sequence(rdev,
 435						 cayman_golden_registers2,
 436						 (const u32)ARRAY_SIZE(cayman_golden_registers2));
 437		break;
 438	case CHIP_ARUBA:
 439		if ((rdev->pdev->device == 0x9900) ||
 440		    (rdev->pdev->device == 0x9901) ||
 441		    (rdev->pdev->device == 0x9903) ||
 442		    (rdev->pdev->device == 0x9904) ||
 443		    (rdev->pdev->device == 0x9905) ||
 444		    (rdev->pdev->device == 0x9906) ||
 445		    (rdev->pdev->device == 0x9907) ||
 446		    (rdev->pdev->device == 0x9908) ||
 447		    (rdev->pdev->device == 0x9909) ||
 448		    (rdev->pdev->device == 0x990A) ||
 449		    (rdev->pdev->device == 0x990B) ||
 450		    (rdev->pdev->device == 0x990C) ||
 451		    (rdev->pdev->device == 0x990D) ||
 452		    (rdev->pdev->device == 0x990E) ||
 453		    (rdev->pdev->device == 0x990F) ||
 454		    (rdev->pdev->device == 0x9910) ||
 455		    (rdev->pdev->device == 0x9913) ||
 456		    (rdev->pdev->device == 0x9917) ||
 457		    (rdev->pdev->device == 0x9918)) {
 458			radeon_program_register_sequence(rdev,
 459							 dvst_golden_registers,
 460							 (const u32)ARRAY_SIZE(dvst_golden_registers));
 461			radeon_program_register_sequence(rdev,
 462							 dvst_golden_registers2,
 463							 (const u32)ARRAY_SIZE(dvst_golden_registers2));
 464		} else {
 465			radeon_program_register_sequence(rdev,
 466							 scrapper_golden_registers,
 467							 (const u32)ARRAY_SIZE(scrapper_golden_registers));
 468			radeon_program_register_sequence(rdev,
 469							 dvst_golden_registers2,
 470							 (const u32)ARRAY_SIZE(dvst_golden_registers2));
 471		}
 472		break;
 473	default:
 474		break;
 475	}
 476}
 477
 478#define BTC_IO_MC_REGS_SIZE 29
 479
 480static const u32 barts_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = {
 481	{0x00000077, 0xff010100},
 482	{0x00000078, 0x00000000},
 483	{0x00000079, 0x00001434},
 484	{0x0000007a, 0xcc08ec08},
 485	{0x0000007b, 0x00040000},
 486	{0x0000007c, 0x000080c0},
 487	{0x0000007d, 0x09000000},
 488	{0x0000007e, 0x00210404},
 489	{0x00000081, 0x08a8e800},
 490	{0x00000082, 0x00030444},
 491	{0x00000083, 0x00000000},
 492	{0x00000085, 0x00000001},
 493	{0x00000086, 0x00000002},
 494	{0x00000087, 0x48490000},
 495	{0x00000088, 0x20244647},
 496	{0x00000089, 0x00000005},
 497	{0x0000008b, 0x66030000},
 498	{0x0000008c, 0x00006603},
 499	{0x0000008d, 0x00000100},
 500	{0x0000008f, 0x00001c0a},
 501	{0x00000090, 0xff000001},
 502	{0x00000094, 0x00101101},
 503	{0x00000095, 0x00000fff},
 504	{0x00000096, 0x00116fff},
 505	{0x00000097, 0x60010000},
 506	{0x00000098, 0x10010000},
 507	{0x00000099, 0x00006000},
 508	{0x0000009a, 0x00001000},
 509	{0x0000009f, 0x00946a00}
 510};
 511
 512static const u32 turks_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = {
 513	{0x00000077, 0xff010100},
 514	{0x00000078, 0x00000000},
 515	{0x00000079, 0x00001434},
 516	{0x0000007a, 0xcc08ec08},
 517	{0x0000007b, 0x00040000},
 518	{0x0000007c, 0x000080c0},
 519	{0x0000007d, 0x09000000},
 520	{0x0000007e, 0x00210404},
 521	{0x00000081, 0x08a8e800},
 522	{0x00000082, 0x00030444},
 523	{0x00000083, 0x00000000},
 524	{0x00000085, 0x00000001},
 525	{0x00000086, 0x00000002},
 526	{0x00000087, 0x48490000},
 527	{0x00000088, 0x20244647},
 528	{0x00000089, 0x00000005},
 529	{0x0000008b, 0x66030000},
 530	{0x0000008c, 0x00006603},
 531	{0x0000008d, 0x00000100},
 532	{0x0000008f, 0x00001c0a},
 533	{0x00000090, 0xff000001},
 534	{0x00000094, 0x00101101},
 535	{0x00000095, 0x00000fff},
 536	{0x00000096, 0x00116fff},
 537	{0x00000097, 0x60010000},
 538	{0x00000098, 0x10010000},
 539	{0x00000099, 0x00006000},
 540	{0x0000009a, 0x00001000},
 541	{0x0000009f, 0x00936a00}
 542};
 543
 544static const u32 caicos_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = {
 545	{0x00000077, 0xff010100},
 546	{0x00000078, 0x00000000},
 547	{0x00000079, 0x00001434},
 548	{0x0000007a, 0xcc08ec08},
 549	{0x0000007b, 0x00040000},
 550	{0x0000007c, 0x000080c0},
 551	{0x0000007d, 0x09000000},
 552	{0x0000007e, 0x00210404},
 553	{0x00000081, 0x08a8e800},
 554	{0x00000082, 0x00030444},
 555	{0x00000083, 0x00000000},
 556	{0x00000085, 0x00000001},
 557	{0x00000086, 0x00000002},
 558	{0x00000087, 0x48490000},
 559	{0x00000088, 0x20244647},
 560	{0x00000089, 0x00000005},
 561	{0x0000008b, 0x66030000},
 562	{0x0000008c, 0x00006603},
 563	{0x0000008d, 0x00000100},
 564	{0x0000008f, 0x00001c0a},
 565	{0x00000090, 0xff000001},
 566	{0x00000094, 0x00101101},
 567	{0x00000095, 0x00000fff},
 568	{0x00000096, 0x00116fff},
 569	{0x00000097, 0x60010000},
 570	{0x00000098, 0x10010000},
 571	{0x00000099, 0x00006000},
 572	{0x0000009a, 0x00001000},
 573	{0x0000009f, 0x00916a00}
 574};
 575
 576static const u32 cayman_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = {
 577	{0x00000077, 0xff010100},
 578	{0x00000078, 0x00000000},
 579	{0x00000079, 0x00001434},
 580	{0x0000007a, 0xcc08ec08},
 581	{0x0000007b, 0x00040000},
 582	{0x0000007c, 0x000080c0},
 583	{0x0000007d, 0x09000000},
 584	{0x0000007e, 0x00210404},
 585	{0x00000081, 0x08a8e800},
 586	{0x00000082, 0x00030444},
 587	{0x00000083, 0x00000000},
 588	{0x00000085, 0x00000001},
 589	{0x00000086, 0x00000002},
 590	{0x00000087, 0x48490000},
 591	{0x00000088, 0x20244647},
 592	{0x00000089, 0x00000005},
 593	{0x0000008b, 0x66030000},
 594	{0x0000008c, 0x00006603},
 595	{0x0000008d, 0x00000100},
 596	{0x0000008f, 0x00001c0a},
 597	{0x00000090, 0xff000001},
 598	{0x00000094, 0x00101101},
 599	{0x00000095, 0x00000fff},
 600	{0x00000096, 0x00116fff},
 601	{0x00000097, 0x60010000},
 602	{0x00000098, 0x10010000},
 603	{0x00000099, 0x00006000},
 604	{0x0000009a, 0x00001000},
 605	{0x0000009f, 0x00976b00}
 606};
 607
 608int ni_mc_load_microcode(struct radeon_device *rdev)
 609{
 610	const __be32 *fw_data;
 611	u32 mem_type, running, blackout = 0;
 612	u32 *io_mc_regs;
 613	int i, ucode_size, regs_size;
 614
 615	if (!rdev->mc_fw)
 616		return -EINVAL;
 617
 618	switch (rdev->family) {
 619	case CHIP_BARTS:
 620		io_mc_regs = (u32 *)&barts_io_mc_regs;
 621		ucode_size = BTC_MC_UCODE_SIZE;
 622		regs_size = BTC_IO_MC_REGS_SIZE;
 623		break;
 624	case CHIP_TURKS:
 625		io_mc_regs = (u32 *)&turks_io_mc_regs;
 626		ucode_size = BTC_MC_UCODE_SIZE;
 627		regs_size = BTC_IO_MC_REGS_SIZE;
 628		break;
 629	case CHIP_CAICOS:
 630	default:
 631		io_mc_regs = (u32 *)&caicos_io_mc_regs;
 632		ucode_size = BTC_MC_UCODE_SIZE;
 633		regs_size = BTC_IO_MC_REGS_SIZE;
 634		break;
 635	case CHIP_CAYMAN:
 636		io_mc_regs = (u32 *)&cayman_io_mc_regs;
 637		ucode_size = CAYMAN_MC_UCODE_SIZE;
 638		regs_size = BTC_IO_MC_REGS_SIZE;
 639		break;
 640	}
 641
 642	mem_type = (RREG32(MC_SEQ_MISC0) & MC_SEQ_MISC0_GDDR5_MASK) >> MC_SEQ_MISC0_GDDR5_SHIFT;
 643	running = RREG32(MC_SEQ_SUP_CNTL) & RUN_MASK;
 644
 645	if ((mem_type == MC_SEQ_MISC0_GDDR5_VALUE) && (running == 0)) {
 646		if (running) {
 647			blackout = RREG32(MC_SHARED_BLACKOUT_CNTL);
 648			WREG32(MC_SHARED_BLACKOUT_CNTL, 1);
 649		}
 650
 651		/* reset the engine and set to writable */
 652		WREG32(MC_SEQ_SUP_CNTL, 0x00000008);
 653		WREG32(MC_SEQ_SUP_CNTL, 0x00000010);
 654
 655		/* load mc io regs */
 656		for (i = 0; i < regs_size; i++) {
 657			WREG32(MC_SEQ_IO_DEBUG_INDEX, io_mc_regs[(i << 1)]);
 658			WREG32(MC_SEQ_IO_DEBUG_DATA, io_mc_regs[(i << 1) + 1]);
 659		}
 660		/* load the MC ucode */
 661		fw_data = (const __be32 *)rdev->mc_fw->data;
 662		for (i = 0; i < ucode_size; i++)
 663			WREG32(MC_SEQ_SUP_PGM, be32_to_cpup(fw_data++));
 664
 665		/* put the engine back into the active state */
 666		WREG32(MC_SEQ_SUP_CNTL, 0x00000008);
 667		WREG32(MC_SEQ_SUP_CNTL, 0x00000004);
 668		WREG32(MC_SEQ_SUP_CNTL, 0x00000001);
 669
 670		/* wait for training to complete */
 671		for (i = 0; i < rdev->usec_timeout; i++) {
 672			if (RREG32(MC_IO_PAD_CNTL_D0) & MEM_FALL_OUT_CMD)
 673				break;
 674			udelay(1);
 675		}
 676
 677		if (running)
 678			WREG32(MC_SHARED_BLACKOUT_CNTL, blackout);
 679	}
 680
 681	return 0;
 682}
 683
 684int ni_init_microcode(struct radeon_device *rdev)
 685{
 686	const char *chip_name;
 687	const char *rlc_chip_name;
 688	size_t pfp_req_size, me_req_size, rlc_req_size, mc_req_size;
 689	size_t smc_req_size = 0;
 690	char fw_name[30];
 691	int err;
 692
 693	DRM_DEBUG("\n");
 694
 695	switch (rdev->family) {
 696	case CHIP_BARTS:
 697		chip_name = "BARTS";
 698		rlc_chip_name = "BTC";
 699		pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
 700		me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
 701		rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4;
 702		mc_req_size = BTC_MC_UCODE_SIZE * 4;
 703		smc_req_size = ALIGN(BARTS_SMC_UCODE_SIZE, 4);
 704		break;
 705	case CHIP_TURKS:
 706		chip_name = "TURKS";
 707		rlc_chip_name = "BTC";
 708		pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
 709		me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
 710		rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4;
 711		mc_req_size = BTC_MC_UCODE_SIZE * 4;
 712		smc_req_size = ALIGN(TURKS_SMC_UCODE_SIZE, 4);
 713		break;
 714	case CHIP_CAICOS:
 715		chip_name = "CAICOS";
 716		rlc_chip_name = "BTC";
 717		pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
 718		me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
 719		rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4;
 720		mc_req_size = BTC_MC_UCODE_SIZE * 4;
 721		smc_req_size = ALIGN(CAICOS_SMC_UCODE_SIZE, 4);
 722		break;
 723	case CHIP_CAYMAN:
 724		chip_name = "CAYMAN";
 725		rlc_chip_name = "CAYMAN";
 726		pfp_req_size = CAYMAN_PFP_UCODE_SIZE * 4;
 727		me_req_size = CAYMAN_PM4_UCODE_SIZE * 4;
 728		rlc_req_size = CAYMAN_RLC_UCODE_SIZE * 4;
 729		mc_req_size = CAYMAN_MC_UCODE_SIZE * 4;
 730		smc_req_size = ALIGN(CAYMAN_SMC_UCODE_SIZE, 4);
 731		break;
 732	case CHIP_ARUBA:
 733		chip_name = "ARUBA";
 734		rlc_chip_name = "ARUBA";
 735		/* pfp/me same size as CAYMAN */
 736		pfp_req_size = CAYMAN_PFP_UCODE_SIZE * 4;
 737		me_req_size = CAYMAN_PM4_UCODE_SIZE * 4;
 738		rlc_req_size = ARUBA_RLC_UCODE_SIZE * 4;
 739		mc_req_size = 0;
 740		break;
 741	default: BUG();
 742	}
 743
 744	DRM_INFO("Loading %s Microcode\n", chip_name);
 745
 746	snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name);
 747	err = request_firmware(&rdev->pfp_fw, fw_name, rdev->dev);
 748	if (err)
 749		goto out;
 750	if (rdev->pfp_fw->size != pfp_req_size) {
 751		printk(KERN_ERR
 752		       "ni_cp: Bogus length %zu in firmware \"%s\"\n",
 753		       rdev->pfp_fw->size, fw_name);
 754		err = -EINVAL;
 755		goto out;
 756	}
 757
 758	snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name);
 759	err = request_firmware(&rdev->me_fw, fw_name, rdev->dev);
 760	if (err)
 761		goto out;
 762	if (rdev->me_fw->size != me_req_size) {
 763		printk(KERN_ERR
 764		       "ni_cp: Bogus length %zu in firmware \"%s\"\n",
 765		       rdev->me_fw->size, fw_name);
 766		err = -EINVAL;
 767	}
 768
 769	snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", rlc_chip_name);
 770	err = request_firmware(&rdev->rlc_fw, fw_name, rdev->dev);
 771	if (err)
 772		goto out;
 773	if (rdev->rlc_fw->size != rlc_req_size) {
 774		printk(KERN_ERR
 775		       "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			printk(KERN_ERR
 788			       "ni_mc: Bogus length %zu in firmware \"%s\"\n",
 789			       rdev->mc_fw->size, fw_name);
 790			err = -EINVAL;
 791		}
 792	}
 793
 794	if ((rdev->family >= CHIP_BARTS) && (rdev->family <= CHIP_CAYMAN)) {
 795		snprintf(fw_name, sizeof(fw_name), "radeon/%s_smc.bin", chip_name);
 796		err = request_firmware(&rdev->smc_fw, fw_name, rdev->dev);
 797		if (err) {
 798			printk(KERN_ERR
 799			       "smc: error loading firmware \"%s\"\n",
 800			       fw_name);
 801			release_firmware(rdev->smc_fw);
 802			rdev->smc_fw = NULL;
 803			err = 0;
 804		} else if (rdev->smc_fw->size != smc_req_size) {
 805			printk(KERN_ERR
 806			       "ni_mc: Bogus length %zu in firmware \"%s\"\n",
 807			       rdev->mc_fw->size, fw_name);
 808			err = -EINVAL;
 809		}
 810	}
 811
 812out:
 813	if (err) {
 814		if (err != -EINVAL)
 815			printk(KERN_ERR
 816			       "ni_cp: Failed to load firmware \"%s\"\n",
 817			       fw_name);
 818		release_firmware(rdev->pfp_fw);
 819		rdev->pfp_fw = NULL;
 820		release_firmware(rdev->me_fw);
 821		rdev->me_fw = NULL;
 822		release_firmware(rdev->rlc_fw);
 823		rdev->rlc_fw = NULL;
 824		release_firmware(rdev->mc_fw);
 825		rdev->mc_fw = NULL;
 826	}
 827	return err;
 828}
 829
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 830int tn_get_temp(struct radeon_device *rdev)
 831{
 832	u32 temp = RREG32_SMC(TN_CURRENT_GNB_TEMP) & 0x7ff;
 833	int actual_temp = (temp / 8) - 49;
 834
 835	return actual_temp * 1000;
 836}
 837
 838/*
 839 * Core functions
 840 */
 841static void cayman_gpu_init(struct radeon_device *rdev)
 842{
 843	u32 gb_addr_config = 0;
 844	u32 mc_shared_chmap, mc_arb_ramcfg;
 845	u32 cgts_tcc_disable;
 846	u32 sx_debug_1;
 847	u32 smx_dc_ctl0;
 848	u32 cgts_sm_ctrl_reg;
 849	u32 hdp_host_path_cntl;
 850	u32 tmp;
 851	u32 disabled_rb_mask;
 852	int i, j;
 853
 854	switch (rdev->family) {
 855	case CHIP_CAYMAN:
 856		rdev->config.cayman.max_shader_engines = 2;
 857		rdev->config.cayman.max_pipes_per_simd = 4;
 858		rdev->config.cayman.max_tile_pipes = 8;
 859		rdev->config.cayman.max_simds_per_se = 12;
 860		rdev->config.cayman.max_backends_per_se = 4;
 861		rdev->config.cayman.max_texture_channel_caches = 8;
 862		rdev->config.cayman.max_gprs = 256;
 863		rdev->config.cayman.max_threads = 256;
 864		rdev->config.cayman.max_gs_threads = 32;
 865		rdev->config.cayman.max_stack_entries = 512;
 866		rdev->config.cayman.sx_num_of_sets = 8;
 867		rdev->config.cayman.sx_max_export_size = 256;
 868		rdev->config.cayman.sx_max_export_pos_size = 64;
 869		rdev->config.cayman.sx_max_export_smx_size = 192;
 870		rdev->config.cayman.max_hw_contexts = 8;
 871		rdev->config.cayman.sq_num_cf_insts = 2;
 872
 873		rdev->config.cayman.sc_prim_fifo_size = 0x100;
 874		rdev->config.cayman.sc_hiz_tile_fifo_size = 0x30;
 875		rdev->config.cayman.sc_earlyz_tile_fifo_size = 0x130;
 876		gb_addr_config = CAYMAN_GB_ADDR_CONFIG_GOLDEN;
 877		break;
 878	case CHIP_ARUBA:
 879	default:
 880		rdev->config.cayman.max_shader_engines = 1;
 881		rdev->config.cayman.max_pipes_per_simd = 4;
 882		rdev->config.cayman.max_tile_pipes = 2;
 883		if ((rdev->pdev->device == 0x9900) ||
 884		    (rdev->pdev->device == 0x9901) ||
 885		    (rdev->pdev->device == 0x9905) ||
 886		    (rdev->pdev->device == 0x9906) ||
 887		    (rdev->pdev->device == 0x9907) ||
 888		    (rdev->pdev->device == 0x9908) ||
 889		    (rdev->pdev->device == 0x9909) ||
 890		    (rdev->pdev->device == 0x990B) ||
 891		    (rdev->pdev->device == 0x990C) ||
 892		    (rdev->pdev->device == 0x990F) ||
 893		    (rdev->pdev->device == 0x9910) ||
 894		    (rdev->pdev->device == 0x9917) ||
 895		    (rdev->pdev->device == 0x9999) ||
 896		    (rdev->pdev->device == 0x999C)) {
 897			rdev->config.cayman.max_simds_per_se = 6;
 898			rdev->config.cayman.max_backends_per_se = 2;
 899			rdev->config.cayman.max_hw_contexts = 8;
 900			rdev->config.cayman.sx_max_export_size = 256;
 901			rdev->config.cayman.sx_max_export_pos_size = 64;
 902			rdev->config.cayman.sx_max_export_smx_size = 192;
 903		} else if ((rdev->pdev->device == 0x9903) ||
 904			   (rdev->pdev->device == 0x9904) ||
 905			   (rdev->pdev->device == 0x990A) ||
 906			   (rdev->pdev->device == 0x990D) ||
 907			   (rdev->pdev->device == 0x990E) ||
 908			   (rdev->pdev->device == 0x9913) ||
 909			   (rdev->pdev->device == 0x9918) ||
 910			   (rdev->pdev->device == 0x999D)) {
 911			rdev->config.cayman.max_simds_per_se = 4;
 912			rdev->config.cayman.max_backends_per_se = 2;
 913			rdev->config.cayman.max_hw_contexts = 8;
 914			rdev->config.cayman.sx_max_export_size = 256;
 915			rdev->config.cayman.sx_max_export_pos_size = 64;
 916			rdev->config.cayman.sx_max_export_smx_size = 192;
 917		} else if ((rdev->pdev->device == 0x9919) ||
 918			   (rdev->pdev->device == 0x9990) ||
 919			   (rdev->pdev->device == 0x9991) ||
 920			   (rdev->pdev->device == 0x9994) ||
 921			   (rdev->pdev->device == 0x9995) ||
 922			   (rdev->pdev->device == 0x9996) ||
 923			   (rdev->pdev->device == 0x999A) ||
 924			   (rdev->pdev->device == 0x99A0)) {
 925			rdev->config.cayman.max_simds_per_se = 3;
 926			rdev->config.cayman.max_backends_per_se = 1;
 927			rdev->config.cayman.max_hw_contexts = 4;
 928			rdev->config.cayman.sx_max_export_size = 128;
 929			rdev->config.cayman.sx_max_export_pos_size = 32;
 930			rdev->config.cayman.sx_max_export_smx_size = 96;
 931		} else {
 932			rdev->config.cayman.max_simds_per_se = 2;
 933			rdev->config.cayman.max_backends_per_se = 1;
 934			rdev->config.cayman.max_hw_contexts = 4;
 935			rdev->config.cayman.sx_max_export_size = 128;
 936			rdev->config.cayman.sx_max_export_pos_size = 32;
 937			rdev->config.cayman.sx_max_export_smx_size = 96;
 938		}
 939		rdev->config.cayman.max_texture_channel_caches = 2;
 940		rdev->config.cayman.max_gprs = 256;
 941		rdev->config.cayman.max_threads = 256;
 942		rdev->config.cayman.max_gs_threads = 32;
 943		rdev->config.cayman.max_stack_entries = 512;
 944		rdev->config.cayman.sx_num_of_sets = 8;
 945		rdev->config.cayman.sq_num_cf_insts = 2;
 946
 947		rdev->config.cayman.sc_prim_fifo_size = 0x40;
 948		rdev->config.cayman.sc_hiz_tile_fifo_size = 0x30;
 949		rdev->config.cayman.sc_earlyz_tile_fifo_size = 0x130;
 950		gb_addr_config = ARUBA_GB_ADDR_CONFIG_GOLDEN;
 951		break;
 952	}
 953
 954	/* Initialize HDP */
 955	for (i = 0, j = 0; i < 32; i++, j += 0x18) {
 956		WREG32((0x2c14 + j), 0x00000000);
 957		WREG32((0x2c18 + j), 0x00000000);
 958		WREG32((0x2c1c + j), 0x00000000);
 959		WREG32((0x2c20 + j), 0x00000000);
 960		WREG32((0x2c24 + j), 0x00000000);
 961	}
 962
 963	WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff));
 
 
 964
 965	evergreen_fix_pci_max_read_req_size(rdev);
 966
 967	mc_shared_chmap = RREG32(MC_SHARED_CHMAP);
 968	mc_arb_ramcfg = RREG32(MC_ARB_RAMCFG);
 969
 970	tmp = (mc_arb_ramcfg & NOOFCOLS_MASK) >> NOOFCOLS_SHIFT;
 971	rdev->config.cayman.mem_row_size_in_kb = (4 * (1 << (8 + tmp))) / 1024;
 972	if (rdev->config.cayman.mem_row_size_in_kb > 4)
 973		rdev->config.cayman.mem_row_size_in_kb = 4;
 974	/* XXX use MC settings? */
 975	rdev->config.cayman.shader_engine_tile_size = 32;
 976	rdev->config.cayman.num_gpus = 1;
 977	rdev->config.cayman.multi_gpu_tile_size = 64;
 978
 979	tmp = (gb_addr_config & NUM_PIPES_MASK) >> NUM_PIPES_SHIFT;
 980	rdev->config.cayman.num_tile_pipes = (1 << tmp);
 981	tmp = (gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT;
 982	rdev->config.cayman.mem_max_burst_length_bytes = (tmp + 1) * 256;
 983	tmp = (gb_addr_config & NUM_SHADER_ENGINES_MASK) >> NUM_SHADER_ENGINES_SHIFT;
 984	rdev->config.cayman.num_shader_engines = tmp + 1;
 985	tmp = (gb_addr_config & NUM_GPUS_MASK) >> NUM_GPUS_SHIFT;
 986	rdev->config.cayman.num_gpus = tmp + 1;
 987	tmp = (gb_addr_config & MULTI_GPU_TILE_SIZE_MASK) >> MULTI_GPU_TILE_SIZE_SHIFT;
 988	rdev->config.cayman.multi_gpu_tile_size = 1 << tmp;
 989	tmp = (gb_addr_config & ROW_SIZE_MASK) >> ROW_SIZE_SHIFT;
 990	rdev->config.cayman.mem_row_size_in_kb = 1 << tmp;
 991
 992
 993	/* setup tiling info dword.  gb_addr_config is not adequate since it does
 994	 * not have bank info, so create a custom tiling dword.
 995	 * bits 3:0   num_pipes
 996	 * bits 7:4   num_banks
 997	 * bits 11:8  group_size
 998	 * bits 15:12 row_size
 999	 */
1000	rdev->config.cayman.tile_config = 0;
1001	switch (rdev->config.cayman.num_tile_pipes) {
1002	case 1:
1003	default:
1004		rdev->config.cayman.tile_config |= (0 << 0);
1005		break;
1006	case 2:
1007		rdev->config.cayman.tile_config |= (1 << 0);
1008		break;
1009	case 4:
1010		rdev->config.cayman.tile_config |= (2 << 0);
1011		break;
1012	case 8:
1013		rdev->config.cayman.tile_config |= (3 << 0);
1014		break;
1015	}
1016
1017	/* num banks is 8 on all fusion asics. 0 = 4, 1 = 8, 2 = 16 */
1018	if (rdev->flags & RADEON_IS_IGP)
1019		rdev->config.cayman.tile_config |= 1 << 4;
1020	else {
1021		switch ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) {
1022		case 0: /* four banks */
1023			rdev->config.cayman.tile_config |= 0 << 4;
1024			break;
1025		case 1: /* eight banks */
1026			rdev->config.cayman.tile_config |= 1 << 4;
1027			break;
1028		case 2: /* sixteen banks */
1029		default:
1030			rdev->config.cayman.tile_config |= 2 << 4;
1031			break;
1032		}
1033	}
1034	rdev->config.cayman.tile_config |=
1035		((gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT) << 8;
1036	rdev->config.cayman.tile_config |=
1037		((gb_addr_config & ROW_SIZE_MASK) >> ROW_SIZE_SHIFT) << 12;
1038
1039	tmp = 0;
1040	for (i = (rdev->config.cayman.max_shader_engines - 1); i >= 0; i--) {
1041		u32 rb_disable_bitmap;
1042
1043		WREG32(GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i));
1044		WREG32(RLC_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i));
1045		rb_disable_bitmap = (RREG32(CC_RB_BACKEND_DISABLE) & 0x00ff0000) >> 16;
1046		tmp <<= 4;
1047		tmp |= rb_disable_bitmap;
1048	}
1049	/* enabled rb are just the one not disabled :) */
1050	disabled_rb_mask = tmp;
1051	tmp = 0;
1052	for (i = 0; i < (rdev->config.cayman.max_backends_per_se * rdev->config.cayman.max_shader_engines); i++)
1053		tmp |= (1 << i);
1054	/* if all the backends are disabled, fix it up here */
1055	if ((disabled_rb_mask & tmp) == tmp) {
1056		for (i = 0; i < (rdev->config.cayman.max_backends_per_se * rdev->config.cayman.max_shader_engines); i++)
1057			disabled_rb_mask &= ~(1 << i);
1058	}
1059
 
 
 
 
 
 
 
 
 
 
 
 
1060	WREG32(GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_BROADCAST_WRITES);
1061	WREG32(RLC_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_BROADCAST_WRITES);
1062
1063	WREG32(GB_ADDR_CONFIG, gb_addr_config);
1064	WREG32(DMIF_ADDR_CONFIG, gb_addr_config);
1065	if (ASIC_IS_DCE6(rdev))
1066		WREG32(DMIF_ADDR_CALC, gb_addr_config);
1067	WREG32(HDP_ADDR_CONFIG, gb_addr_config);
1068	WREG32(DMA_TILING_CONFIG + DMA0_REGISTER_OFFSET, gb_addr_config);
1069	WREG32(DMA_TILING_CONFIG + DMA1_REGISTER_OFFSET, gb_addr_config);
1070	WREG32(UVD_UDEC_ADDR_CONFIG, gb_addr_config);
1071	WREG32(UVD_UDEC_DB_ADDR_CONFIG, gb_addr_config);
1072	WREG32(UVD_UDEC_DBW_ADDR_CONFIG, gb_addr_config);
1073
1074	if ((rdev->config.cayman.max_backends_per_se == 1) &&
1075	    (rdev->flags & RADEON_IS_IGP)) {
1076		if ((disabled_rb_mask & 3) == 1) {
 
 
 
1077			/* RB0 disabled, RB1 enabled */
1078			tmp = 0x11111111;
1079		} else {
1080			/* RB1 disabled, RB0 enabled */
1081			tmp = 0x00000000;
1082		}
1083	} else {
1084		tmp = gb_addr_config & NUM_PIPES_MASK;
1085		tmp = r6xx_remap_render_backend(rdev, tmp,
1086						rdev->config.cayman.max_backends_per_se *
1087						rdev->config.cayman.max_shader_engines,
1088						CAYMAN_MAX_BACKENDS, disabled_rb_mask);
1089	}
1090	WREG32(GB_BACKEND_MAP, tmp);
1091
1092	cgts_tcc_disable = 0xffff0000;
1093	for (i = 0; i < rdev->config.cayman.max_texture_channel_caches; i++)
1094		cgts_tcc_disable &= ~(1 << (16 + i));
1095	WREG32(CGTS_TCC_DISABLE, cgts_tcc_disable);
1096	WREG32(CGTS_SYS_TCC_DISABLE, cgts_tcc_disable);
1097	WREG32(CGTS_USER_SYS_TCC_DISABLE, cgts_tcc_disable);
1098	WREG32(CGTS_USER_TCC_DISABLE, cgts_tcc_disable);
1099
1100	/* reprogram the shader complex */
1101	cgts_sm_ctrl_reg = RREG32(CGTS_SM_CTRL_REG);
1102	for (i = 0; i < 16; i++)
1103		WREG32(CGTS_SM_CTRL_REG, OVERRIDE);
1104	WREG32(CGTS_SM_CTRL_REG, cgts_sm_ctrl_reg);
1105
1106	/* set HW defaults for 3D engine */
1107	WREG32(CP_MEQ_THRESHOLDS, MEQ1_START(0x30) | MEQ2_START(0x60));
1108
1109	sx_debug_1 = RREG32(SX_DEBUG_1);
1110	sx_debug_1 |= ENABLE_NEW_SMX_ADDRESS;
1111	WREG32(SX_DEBUG_1, sx_debug_1);
1112
1113	smx_dc_ctl0 = RREG32(SMX_DC_CTL0);
1114	smx_dc_ctl0 &= ~NUMBER_OF_SETS(0x1ff);
1115	smx_dc_ctl0 |= NUMBER_OF_SETS(rdev->config.cayman.sx_num_of_sets);
1116	WREG32(SMX_DC_CTL0, smx_dc_ctl0);
1117
1118	WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4) | CRC_SIMD_ID_WADDR_DISABLE);
1119
1120	/* need to be explicitly zero-ed */
1121	WREG32(VGT_OFFCHIP_LDS_BASE, 0);
1122	WREG32(SQ_LSTMP_RING_BASE, 0);
1123	WREG32(SQ_HSTMP_RING_BASE, 0);
1124	WREG32(SQ_ESTMP_RING_BASE, 0);
1125	WREG32(SQ_GSTMP_RING_BASE, 0);
1126	WREG32(SQ_VSTMP_RING_BASE, 0);
1127	WREG32(SQ_PSTMP_RING_BASE, 0);
1128
1129	WREG32(TA_CNTL_AUX, DISABLE_CUBE_ANISO);
1130
1131	WREG32(SX_EXPORT_BUFFER_SIZES, (COLOR_BUFFER_SIZE((rdev->config.cayman.sx_max_export_size / 4) - 1) |
1132					POSITION_BUFFER_SIZE((rdev->config.cayman.sx_max_export_pos_size / 4) - 1) |
1133					SMX_BUFFER_SIZE((rdev->config.cayman.sx_max_export_smx_size / 4) - 1)));
1134
1135	WREG32(PA_SC_FIFO_SIZE, (SC_PRIM_FIFO_SIZE(rdev->config.cayman.sc_prim_fifo_size) |
1136				 SC_HIZ_TILE_FIFO_SIZE(rdev->config.cayman.sc_hiz_tile_fifo_size) |
1137				 SC_EARLYZ_TILE_FIFO_SIZE(rdev->config.cayman.sc_earlyz_tile_fifo_size)));
1138
1139
1140	WREG32(VGT_NUM_INSTANCES, 1);
1141
1142	WREG32(CP_PERFMON_CNTL, 0);
1143
1144	WREG32(SQ_MS_FIFO_SIZES, (CACHE_FIFO_SIZE(16 * rdev->config.cayman.sq_num_cf_insts) |
1145				  FETCH_FIFO_HIWATER(0x4) |
1146				  DONE_FIFO_HIWATER(0xe0) |
1147				  ALU_UPDATE_FIFO_HIWATER(0x8)));
1148
1149	WREG32(SQ_GPR_RESOURCE_MGMT_1, NUM_CLAUSE_TEMP_GPRS(4));
1150	WREG32(SQ_CONFIG, (VC_ENABLE |
1151			   EXPORT_SRC_C |
1152			   GFX_PRIO(0) |
1153			   CS1_PRIO(0) |
1154			   CS2_PRIO(1)));
1155	WREG32(SQ_DYN_GPR_CNTL_PS_FLUSH_REQ, DYN_GPR_ENABLE);
1156
1157	WREG32(PA_SC_FORCE_EOV_MAX_CNTS, (FORCE_EOV_MAX_CLK_CNT(4095) |
1158					  FORCE_EOV_MAX_REZ_CNT(255)));
1159
1160	WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(VC_AND_TC) |
1161	       AUTO_INVLD_EN(ES_AND_GS_AUTO));
1162
1163	WREG32(VGT_GS_VERTEX_REUSE, 16);
1164	WREG32(PA_SC_LINE_STIPPLE_STATE, 0);
1165
1166	WREG32(CB_PERF_CTR0_SEL_0, 0);
1167	WREG32(CB_PERF_CTR0_SEL_1, 0);
1168	WREG32(CB_PERF_CTR1_SEL_0, 0);
1169	WREG32(CB_PERF_CTR1_SEL_1, 0);
1170	WREG32(CB_PERF_CTR2_SEL_0, 0);
1171	WREG32(CB_PERF_CTR2_SEL_1, 0);
1172	WREG32(CB_PERF_CTR3_SEL_0, 0);
1173	WREG32(CB_PERF_CTR3_SEL_1, 0);
1174
1175	tmp = RREG32(HDP_MISC_CNTL);
1176	tmp |= HDP_FLUSH_INVALIDATE_CACHE;
1177	WREG32(HDP_MISC_CNTL, tmp);
1178
1179	hdp_host_path_cntl = RREG32(HDP_HOST_PATH_CNTL);
1180	WREG32(HDP_HOST_PATH_CNTL, hdp_host_path_cntl);
1181
1182	WREG32(PA_CL_ENHANCE, CLIP_VTX_REORDER_ENA | NUM_CLIP_SEQ(3));
1183
1184	udelay(50);
1185
1186	/* set clockgating golden values on TN */
1187	if (rdev->family == CHIP_ARUBA) {
1188		tmp = RREG32_CG(CG_CGTT_LOCAL_0);
1189		tmp &= ~0x00380000;
1190		WREG32_CG(CG_CGTT_LOCAL_0, tmp);
1191                tmp = RREG32_CG(CG_CGTT_LOCAL_1);
1192		tmp &= ~0x0e000000;
1193		WREG32_CG(CG_CGTT_LOCAL_1, tmp);
1194	}
1195}
1196
1197/*
1198 * GART
1199 */
1200void cayman_pcie_gart_tlb_flush(struct radeon_device *rdev)
1201{
1202	/* flush hdp cache */
1203	WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
1204
1205	/* bits 0-7 are the VM contexts0-7 */
1206	WREG32(VM_INVALIDATE_REQUEST, 1);
1207}
1208
1209static int cayman_pcie_gart_enable(struct radeon_device *rdev)
1210{
1211	int i, r;
1212
1213	if (rdev->gart.robj == NULL) {
1214		dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
1215		return -EINVAL;
1216	}
1217	r = radeon_gart_table_vram_pin(rdev);
1218	if (r)
1219		return r;
1220	radeon_gart_restore(rdev);
1221	/* Setup TLB control */
1222	WREG32(MC_VM_MX_L1_TLB_CNTL,
1223	       (0xA << 7) |
1224	       ENABLE_L1_TLB |
1225	       ENABLE_L1_FRAGMENT_PROCESSING |
1226	       SYSTEM_ACCESS_MODE_NOT_IN_SYS |
1227	       ENABLE_ADVANCED_DRIVER_MODEL |
1228	       SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU);
1229	/* Setup L2 cache */
1230	WREG32(VM_L2_CNTL, ENABLE_L2_CACHE |
 
1231	       ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
1232	       ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE |
1233	       EFFECTIVE_L2_QUEUE_SIZE(7) |
1234	       CONTEXT1_IDENTITY_ACCESS_MODE(1));
1235	WREG32(VM_L2_CNTL2, INVALIDATE_ALL_L1_TLBS | INVALIDATE_L2_CACHE);
1236	WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY |
 
1237	       L2_CACHE_BIGK_FRAGMENT_SIZE(6));
1238	/* setup context0 */
1239	WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12);
1240	WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12);
1241	WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12);
1242	WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
1243			(u32)(rdev->dummy_page.addr >> 12));
1244	WREG32(VM_CONTEXT0_CNTL2, 0);
1245	WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) |
1246				RANGE_PROTECTION_FAULT_ENABLE_DEFAULT);
1247
1248	WREG32(0x15D4, 0);
1249	WREG32(0x15D8, 0);
1250	WREG32(0x15DC, 0);
1251
1252	/* empty context1-7 */
1253	/* Assign the pt base to something valid for now; the pts used for
1254	 * the VMs are determined by the application and setup and assigned
1255	 * on the fly in the vm part of radeon_gart.c
1256	 */
1257	for (i = 1; i < 8; i++) {
1258		WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR + (i << 2), 0);
1259		WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR + (i << 2), rdev->vm_manager.max_pfn);
 
1260		WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (i << 2),
1261			rdev->gart.table_addr >> 12);
1262	}
1263
1264	/* enable context1-7 */
1265	WREG32(VM_CONTEXT1_PROTECTION_FAULT_DEFAULT_ADDR,
1266	       (u32)(rdev->dummy_page.addr >> 12));
1267	WREG32(VM_CONTEXT1_CNTL2, 4);
1268	WREG32(VM_CONTEXT1_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(1) |
 
1269				RANGE_PROTECTION_FAULT_ENABLE_INTERRUPT |
1270				RANGE_PROTECTION_FAULT_ENABLE_DEFAULT |
1271				DUMMY_PAGE_PROTECTION_FAULT_ENABLE_INTERRUPT |
1272				DUMMY_PAGE_PROTECTION_FAULT_ENABLE_DEFAULT |
1273				PDE0_PROTECTION_FAULT_ENABLE_INTERRUPT |
1274				PDE0_PROTECTION_FAULT_ENABLE_DEFAULT |
1275				VALID_PROTECTION_FAULT_ENABLE_INTERRUPT |
1276				VALID_PROTECTION_FAULT_ENABLE_DEFAULT |
1277				READ_PROTECTION_FAULT_ENABLE_INTERRUPT |
1278				READ_PROTECTION_FAULT_ENABLE_DEFAULT |
1279				WRITE_PROTECTION_FAULT_ENABLE_INTERRUPT |
1280				WRITE_PROTECTION_FAULT_ENABLE_DEFAULT);
1281
1282	cayman_pcie_gart_tlb_flush(rdev);
1283	DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n",
1284		 (unsigned)(rdev->mc.gtt_size >> 20),
1285		 (unsigned long long)rdev->gart.table_addr);
1286	rdev->gart.ready = true;
1287	return 0;
1288}
1289
1290static void cayman_pcie_gart_disable(struct radeon_device *rdev)
1291{
 
 
 
 
 
 
 
1292	/* Disable all tables */
1293	WREG32(VM_CONTEXT0_CNTL, 0);
1294	WREG32(VM_CONTEXT1_CNTL, 0);
1295	/* Setup TLB control */
1296	WREG32(MC_VM_MX_L1_TLB_CNTL, ENABLE_L1_FRAGMENT_PROCESSING |
1297	       SYSTEM_ACCESS_MODE_NOT_IN_SYS |
1298	       SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU);
1299	/* Setup L2 cache */
1300	WREG32(VM_L2_CNTL, ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
1301	       ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE |
1302	       EFFECTIVE_L2_QUEUE_SIZE(7) |
1303	       CONTEXT1_IDENTITY_ACCESS_MODE(1));
1304	WREG32(VM_L2_CNTL2, 0);
1305	WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY |
1306	       L2_CACHE_BIGK_FRAGMENT_SIZE(6));
1307	radeon_gart_table_vram_unpin(rdev);
1308}
1309
1310static void cayman_pcie_gart_fini(struct radeon_device *rdev)
1311{
1312	cayman_pcie_gart_disable(rdev);
1313	radeon_gart_table_vram_free(rdev);
1314	radeon_gart_fini(rdev);
1315}
1316
1317void cayman_cp_int_cntl_setup(struct radeon_device *rdev,
1318			      int ring, u32 cp_int_cntl)
1319{
1320	u32 srbm_gfx_cntl = RREG32(SRBM_GFX_CNTL) & ~3;
1321
1322	WREG32(SRBM_GFX_CNTL, srbm_gfx_cntl | (ring & 3));
1323	WREG32(CP_INT_CNTL, cp_int_cntl);
1324}
1325
1326/*
1327 * CP.
1328 */
1329void cayman_fence_ring_emit(struct radeon_device *rdev,
1330			    struct radeon_fence *fence)
1331{
1332	struct radeon_ring *ring = &rdev->ring[fence->ring];
1333	u64 addr = rdev->fence_drv[fence->ring].gpu_addr;
1334	u32 cp_coher_cntl = PACKET3_FULL_CACHE_ENA | PACKET3_TC_ACTION_ENA |
1335		PACKET3_SH_ACTION_ENA;
1336
1337	/* flush read cache over gart for this vmid */
1338	radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3));
1339	radeon_ring_write(ring, PACKET3_ENGINE_ME | cp_coher_cntl);
1340	radeon_ring_write(ring, 0xFFFFFFFF);
1341	radeon_ring_write(ring, 0);
1342	radeon_ring_write(ring, 10); /* poll interval */
1343	/* EVENT_WRITE_EOP - flush caches, send int */
1344	radeon_ring_write(ring, PACKET3(PACKET3_EVENT_WRITE_EOP, 4));
1345	radeon_ring_write(ring, EVENT_TYPE(CACHE_FLUSH_AND_INV_EVENT_TS) | EVENT_INDEX(5));
1346	radeon_ring_write(ring, addr & 0xffffffff);
1347	radeon_ring_write(ring, (upper_32_bits(addr) & 0xff) | DATA_SEL(1) | INT_SEL(2));
1348	radeon_ring_write(ring, fence->seq);
1349	radeon_ring_write(ring, 0);
1350}
1351
1352void cayman_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
1353{
1354	struct radeon_ring *ring = &rdev->ring[ib->ring];
 
1355	u32 cp_coher_cntl = PACKET3_FULL_CACHE_ENA | PACKET3_TC_ACTION_ENA |
1356		PACKET3_SH_ACTION_ENA;
1357
1358	/* set to DX10/11 mode */
1359	radeon_ring_write(ring, PACKET3(PACKET3_MODE_CONTROL, 0));
1360	radeon_ring_write(ring, 1);
1361
1362	if (ring->rptr_save_reg) {
1363		uint32_t next_rptr = ring->wptr + 3 + 4 + 8;
1364		radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
1365		radeon_ring_write(ring, ((ring->rptr_save_reg - 
1366					  PACKET3_SET_CONFIG_REG_START) >> 2));
1367		radeon_ring_write(ring, next_rptr);
1368	}
1369
1370	radeon_ring_write(ring, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
1371	radeon_ring_write(ring,
1372#ifdef __BIG_ENDIAN
1373			  (2 << 0) |
1374#endif
1375			  (ib->gpu_addr & 0xFFFFFFFC));
1376	radeon_ring_write(ring, upper_32_bits(ib->gpu_addr) & 0xFF);
1377	radeon_ring_write(ring, ib->length_dw | 
1378			  (ib->vm ? (ib->vm->id << 24) : 0));
1379
1380	/* flush read cache over gart for this vmid */
1381	radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3));
1382	radeon_ring_write(ring, PACKET3_ENGINE_ME | cp_coher_cntl);
1383	radeon_ring_write(ring, 0xFFFFFFFF);
1384	radeon_ring_write(ring, 0);
1385	radeon_ring_write(ring, ((ib->vm ? ib->vm->id : 0) << 24) | 10); /* poll interval */
1386}
1387
1388static void cayman_cp_enable(struct radeon_device *rdev, bool enable)
1389{
1390	if (enable)
1391		WREG32(CP_ME_CNTL, 0);
1392	else {
1393		if (rdev->asic->copy.copy_ring_index == RADEON_RING_TYPE_GFX_INDEX)
1394			radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size);
1395		WREG32(CP_ME_CNTL, (CP_ME_HALT | CP_PFP_HALT));
1396		WREG32(SCRATCH_UMSK, 0);
1397		rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false;
1398	}
1399}
1400
1401u32 cayman_gfx_get_rptr(struct radeon_device *rdev,
1402			struct radeon_ring *ring)
1403{
1404	u32 rptr;
1405
1406	if (rdev->wb.enabled)
1407		rptr = rdev->wb.wb[ring->rptr_offs/4];
1408	else {
1409		if (ring->idx == RADEON_RING_TYPE_GFX_INDEX)
1410			rptr = RREG32(CP_RB0_RPTR);
1411		else if (ring->idx == CAYMAN_RING_TYPE_CP1_INDEX)
1412			rptr = RREG32(CP_RB1_RPTR);
1413		else
1414			rptr = RREG32(CP_RB2_RPTR);
1415	}
1416
1417	return rptr;
1418}
1419
1420u32 cayman_gfx_get_wptr(struct radeon_device *rdev,
1421			struct radeon_ring *ring)
1422{
1423	u32 wptr;
1424
1425	if (ring->idx == RADEON_RING_TYPE_GFX_INDEX)
1426		wptr = RREG32(CP_RB0_WPTR);
1427	else if (ring->idx == CAYMAN_RING_TYPE_CP1_INDEX)
1428		wptr = RREG32(CP_RB1_WPTR);
1429	else
1430		wptr = RREG32(CP_RB2_WPTR);
1431
1432	return wptr;
1433}
1434
1435void cayman_gfx_set_wptr(struct radeon_device *rdev,
1436			 struct radeon_ring *ring)
1437{
1438	if (ring->idx == RADEON_RING_TYPE_GFX_INDEX) {
1439		WREG32(CP_RB0_WPTR, ring->wptr);
1440		(void)RREG32(CP_RB0_WPTR);
1441	} else if (ring->idx == CAYMAN_RING_TYPE_CP1_INDEX) {
1442		WREG32(CP_RB1_WPTR, ring->wptr);
1443		(void)RREG32(CP_RB1_WPTR);
1444	} else {
1445		WREG32(CP_RB2_WPTR, ring->wptr);
1446		(void)RREG32(CP_RB2_WPTR);
1447	}
1448}
1449
1450static int cayman_cp_load_microcode(struct radeon_device *rdev)
1451{
1452	const __be32 *fw_data;
1453	int i;
1454
1455	if (!rdev->me_fw || !rdev->pfp_fw)
1456		return -EINVAL;
1457
1458	cayman_cp_enable(rdev, false);
1459
1460	fw_data = (const __be32 *)rdev->pfp_fw->data;
1461	WREG32(CP_PFP_UCODE_ADDR, 0);
1462	for (i = 0; i < CAYMAN_PFP_UCODE_SIZE; i++)
1463		WREG32(CP_PFP_UCODE_DATA, be32_to_cpup(fw_data++));
1464	WREG32(CP_PFP_UCODE_ADDR, 0);
1465
1466	fw_data = (const __be32 *)rdev->me_fw->data;
1467	WREG32(CP_ME_RAM_WADDR, 0);
1468	for (i = 0; i < CAYMAN_PM4_UCODE_SIZE; i++)
1469		WREG32(CP_ME_RAM_DATA, be32_to_cpup(fw_data++));
1470
1471	WREG32(CP_PFP_UCODE_ADDR, 0);
1472	WREG32(CP_ME_RAM_WADDR, 0);
1473	WREG32(CP_ME_RAM_RADDR, 0);
1474	return 0;
1475}
1476
1477static int cayman_cp_start(struct radeon_device *rdev)
1478{
1479	struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
1480	int r, i;
1481
1482	r = radeon_ring_lock(rdev, ring, 7);
1483	if (r) {
1484		DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
1485		return r;
1486	}
1487	radeon_ring_write(ring, PACKET3(PACKET3_ME_INITIALIZE, 5));
1488	radeon_ring_write(ring, 0x1);
1489	radeon_ring_write(ring, 0x0);
1490	radeon_ring_write(ring, rdev->config.cayman.max_hw_contexts - 1);
1491	radeon_ring_write(ring, PACKET3_ME_INITIALIZE_DEVICE_ID(1));
1492	radeon_ring_write(ring, 0);
1493	radeon_ring_write(ring, 0);
1494	radeon_ring_unlock_commit(rdev, ring);
1495
1496	cayman_cp_enable(rdev, true);
1497
1498	r = radeon_ring_lock(rdev, ring, cayman_default_size + 19);
1499	if (r) {
1500		DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
1501		return r;
1502	}
1503
1504	/* setup clear context state */
1505	radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
1506	radeon_ring_write(ring, PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
1507
1508	for (i = 0; i < cayman_default_size; i++)
1509		radeon_ring_write(ring, cayman_default_state[i]);
1510
1511	radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
1512	radeon_ring_write(ring, PACKET3_PREAMBLE_END_CLEAR_STATE);
1513
1514	/* set clear context state */
1515	radeon_ring_write(ring, PACKET3(PACKET3_CLEAR_STATE, 0));
1516	radeon_ring_write(ring, 0);
1517
1518	/* SQ_VTX_BASE_VTX_LOC */
1519	radeon_ring_write(ring, 0xc0026f00);
1520	radeon_ring_write(ring, 0x00000000);
1521	radeon_ring_write(ring, 0x00000000);
1522	radeon_ring_write(ring, 0x00000000);
1523
1524	/* Clear consts */
1525	radeon_ring_write(ring, 0xc0036f00);
1526	radeon_ring_write(ring, 0x00000bc4);
1527	radeon_ring_write(ring, 0xffffffff);
1528	radeon_ring_write(ring, 0xffffffff);
1529	radeon_ring_write(ring, 0xffffffff);
1530
1531	radeon_ring_write(ring, 0xc0026900);
1532	radeon_ring_write(ring, 0x00000316);
1533	radeon_ring_write(ring, 0x0000000e); /* VGT_VERTEX_REUSE_BLOCK_CNTL */
1534	radeon_ring_write(ring, 0x00000010); /*  */
1535
1536	radeon_ring_unlock_commit(rdev, ring);
1537
1538	/* XXX init other rings */
1539
1540	return 0;
1541}
1542
1543static void cayman_cp_fini(struct radeon_device *rdev)
1544{
1545	struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
1546	cayman_cp_enable(rdev, false);
1547	radeon_ring_fini(rdev, ring);
1548	radeon_scratch_free(rdev, ring->rptr_save_reg);
1549}
1550
1551static int cayman_cp_resume(struct radeon_device *rdev)
1552{
1553	static const int ridx[] = {
1554		RADEON_RING_TYPE_GFX_INDEX,
1555		CAYMAN_RING_TYPE_CP1_INDEX,
1556		CAYMAN_RING_TYPE_CP2_INDEX
1557	};
1558	static const unsigned cp_rb_cntl[] = {
1559		CP_RB0_CNTL,
1560		CP_RB1_CNTL,
1561		CP_RB2_CNTL,
1562	};
1563	static const unsigned cp_rb_rptr_addr[] = {
1564		CP_RB0_RPTR_ADDR,
1565		CP_RB1_RPTR_ADDR,
1566		CP_RB2_RPTR_ADDR
1567	};
1568	static const unsigned cp_rb_rptr_addr_hi[] = {
1569		CP_RB0_RPTR_ADDR_HI,
1570		CP_RB1_RPTR_ADDR_HI,
1571		CP_RB2_RPTR_ADDR_HI
1572	};
1573	static const unsigned cp_rb_base[] = {
1574		CP_RB0_BASE,
1575		CP_RB1_BASE,
1576		CP_RB2_BASE
1577	};
1578	static const unsigned cp_rb_rptr[] = {
1579		CP_RB0_RPTR,
1580		CP_RB1_RPTR,
1581		CP_RB2_RPTR
1582	};
1583	static const unsigned cp_rb_wptr[] = {
1584		CP_RB0_WPTR,
1585		CP_RB1_WPTR,
1586		CP_RB2_WPTR
1587	};
1588	struct radeon_ring *ring;
1589	int i, r;
1590
1591	/* Reset cp; if cp is reset, then PA, SH, VGT also need to be reset */
1592	WREG32(GRBM_SOFT_RESET, (SOFT_RESET_CP |
1593				 SOFT_RESET_PA |
1594				 SOFT_RESET_SH |
1595				 SOFT_RESET_VGT |
1596				 SOFT_RESET_SPI |
1597				 SOFT_RESET_SX));
1598	RREG32(GRBM_SOFT_RESET);
1599	mdelay(15);
1600	WREG32(GRBM_SOFT_RESET, 0);
1601	RREG32(GRBM_SOFT_RESET);
1602
1603	WREG32(CP_SEM_WAIT_TIMER, 0x0);
1604	WREG32(CP_SEM_INCOMPLETE_TIMER_CNTL, 0x0);
1605
1606	/* Set the write pointer delay */
1607	WREG32(CP_RB_WPTR_DELAY, 0);
1608
1609	WREG32(CP_DEBUG, (1 << 27));
1610
1611	/* set the wb address whether it's enabled or not */
1612	WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF);
1613	WREG32(SCRATCH_UMSK, 0xff);
1614
1615	for (i = 0; i < 3; ++i) {
1616		uint32_t rb_cntl;
1617		uint64_t addr;
1618
1619		/* Set ring buffer size */
1620		ring = &rdev->ring[ridx[i]];
1621		rb_cntl = order_base_2(ring->ring_size / 8);
1622		rb_cntl |= order_base_2(RADEON_GPU_PAGE_SIZE/8) << 8;
1623#ifdef __BIG_ENDIAN
1624		rb_cntl |= BUF_SWAP_32BIT;
1625#endif
1626		WREG32(cp_rb_cntl[i], rb_cntl);
1627
1628		/* set the wb address whether it's enabled or not */
1629		addr = rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET;
1630		WREG32(cp_rb_rptr_addr[i], addr & 0xFFFFFFFC);
1631		WREG32(cp_rb_rptr_addr_hi[i], upper_32_bits(addr) & 0xFF);
1632	}
1633
1634	/* set the rb base addr, this causes an internal reset of ALL rings */
1635	for (i = 0; i < 3; ++i) {
1636		ring = &rdev->ring[ridx[i]];
1637		WREG32(cp_rb_base[i], ring->gpu_addr >> 8);
1638	}
1639
1640	for (i = 0; i < 3; ++i) {
1641		/* Initialize the ring buffer's read and write pointers */
1642		ring = &rdev->ring[ridx[i]];
1643		WREG32_P(cp_rb_cntl[i], RB_RPTR_WR_ENA, ~RB_RPTR_WR_ENA);
1644
1645		ring->wptr = 0;
1646		WREG32(cp_rb_rptr[i], 0);
1647		WREG32(cp_rb_wptr[i], ring->wptr);
1648
1649		mdelay(1);
1650		WREG32_P(cp_rb_cntl[i], 0, ~RB_RPTR_WR_ENA);
1651	}
1652
1653	/* start the rings */
1654	cayman_cp_start(rdev);
1655	rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = true;
1656	rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false;
1657	rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false;
1658	/* this only test cp0 */
1659	r = radeon_ring_test(rdev, RADEON_RING_TYPE_GFX_INDEX, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]);
1660	if (r) {
1661		rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false;
1662		rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false;
1663		rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false;
1664		return r;
1665	}
1666
1667	if (rdev->asic->copy.copy_ring_index == RADEON_RING_TYPE_GFX_INDEX)
1668		radeon_ttm_set_active_vram_size(rdev, rdev->mc.real_vram_size);
1669
1670	return 0;
1671}
1672
1673u32 cayman_gpu_check_soft_reset(struct radeon_device *rdev)
1674{
1675	u32 reset_mask = 0;
1676	u32 tmp;
1677
1678	/* GRBM_STATUS */
1679	tmp = RREG32(GRBM_STATUS);
1680	if (tmp & (PA_BUSY | SC_BUSY |
1681		   SH_BUSY | SX_BUSY |
1682		   TA_BUSY | VGT_BUSY |
1683		   DB_BUSY | CB_BUSY |
1684		   GDS_BUSY | SPI_BUSY |
1685		   IA_BUSY | IA_BUSY_NO_DMA))
1686		reset_mask |= RADEON_RESET_GFX;
1687
1688	if (tmp & (CF_RQ_PENDING | PF_RQ_PENDING |
1689		   CP_BUSY | CP_COHERENCY_BUSY))
1690		reset_mask |= RADEON_RESET_CP;
1691
1692	if (tmp & GRBM_EE_BUSY)
1693		reset_mask |= RADEON_RESET_GRBM | RADEON_RESET_GFX | RADEON_RESET_CP;
1694
1695	/* DMA_STATUS_REG 0 */
1696	tmp = RREG32(DMA_STATUS_REG + DMA0_REGISTER_OFFSET);
1697	if (!(tmp & DMA_IDLE))
1698		reset_mask |= RADEON_RESET_DMA;
1699
1700	/* DMA_STATUS_REG 1 */
1701	tmp = RREG32(DMA_STATUS_REG + DMA1_REGISTER_OFFSET);
1702	if (!(tmp & DMA_IDLE))
1703		reset_mask |= RADEON_RESET_DMA1;
1704
1705	/* SRBM_STATUS2 */
1706	tmp = RREG32(SRBM_STATUS2);
1707	if (tmp & DMA_BUSY)
1708		reset_mask |= RADEON_RESET_DMA;
1709
1710	if (tmp & DMA1_BUSY)
1711		reset_mask |= RADEON_RESET_DMA1;
1712
1713	/* SRBM_STATUS */
1714	tmp = RREG32(SRBM_STATUS);
1715	if (tmp & (RLC_RQ_PENDING | RLC_BUSY))
1716		reset_mask |= RADEON_RESET_RLC;
1717
1718	if (tmp & IH_BUSY)
1719		reset_mask |= RADEON_RESET_IH;
1720
1721	if (tmp & SEM_BUSY)
1722		reset_mask |= RADEON_RESET_SEM;
1723
1724	if (tmp & GRBM_RQ_PENDING)
1725		reset_mask |= RADEON_RESET_GRBM;
1726
1727	if (tmp & VMC_BUSY)
1728		reset_mask |= RADEON_RESET_VMC;
1729
1730	if (tmp & (MCB_BUSY | MCB_NON_DISPLAY_BUSY |
1731		   MCC_BUSY | MCD_BUSY))
1732		reset_mask |= RADEON_RESET_MC;
1733
1734	if (evergreen_is_display_hung(rdev))
1735		reset_mask |= RADEON_RESET_DISPLAY;
1736
1737	/* VM_L2_STATUS */
1738	tmp = RREG32(VM_L2_STATUS);
1739	if (tmp & L2_BUSY)
1740		reset_mask |= RADEON_RESET_VMC;
1741
1742	/* Skip MC reset as it's mostly likely not hung, just busy */
1743	if (reset_mask & RADEON_RESET_MC) {
1744		DRM_DEBUG("MC busy: 0x%08X, clearing.\n", reset_mask);
1745		reset_mask &= ~RADEON_RESET_MC;
1746	}
1747
1748	return reset_mask;
1749}
1750
1751static void cayman_gpu_soft_reset(struct radeon_device *rdev, u32 reset_mask)
1752{
1753	struct evergreen_mc_save save;
1754	u32 grbm_soft_reset = 0, srbm_soft_reset = 0;
1755	u32 tmp;
1756
1757	if (reset_mask == 0)
1758		return;
1759
1760	dev_info(rdev->dev, "GPU softreset: 0x%08X\n", reset_mask);
1761
1762	evergreen_print_gpu_status_regs(rdev);
1763	dev_info(rdev->dev, "  VM_CONTEXT0_PROTECTION_FAULT_ADDR   0x%08X\n",
1764		 RREG32(0x14F8));
1765	dev_info(rdev->dev, "  VM_CONTEXT0_PROTECTION_FAULT_STATUS 0x%08X\n",
1766		 RREG32(0x14D8));
1767	dev_info(rdev->dev, "  VM_CONTEXT1_PROTECTION_FAULT_ADDR   0x%08X\n",
1768		 RREG32(0x14FC));
1769	dev_info(rdev->dev, "  VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
1770		 RREG32(0x14DC));
1771
1772	/* Disable CP parsing/prefetching */
1773	WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT);
1774
1775	if (reset_mask & RADEON_RESET_DMA) {
1776		/* dma0 */
1777		tmp = RREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET);
1778		tmp &= ~DMA_RB_ENABLE;
1779		WREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET, tmp);
1780	}
1781
1782	if (reset_mask & RADEON_RESET_DMA1) {
1783		/* dma1 */
1784		tmp = RREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET);
1785		tmp &= ~DMA_RB_ENABLE;
1786		WREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET, tmp);
1787	}
1788
1789	udelay(50);
1790
1791	evergreen_mc_stop(rdev, &save);
1792	if (evergreen_mc_wait_for_idle(rdev)) {
1793		dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
1794	}
1795
1796	if (reset_mask & (RADEON_RESET_GFX | RADEON_RESET_COMPUTE)) {
1797		grbm_soft_reset = SOFT_RESET_CB |
1798			SOFT_RESET_DB |
1799			SOFT_RESET_GDS |
1800			SOFT_RESET_PA |
1801			SOFT_RESET_SC |
1802			SOFT_RESET_SPI |
1803			SOFT_RESET_SH |
1804			SOFT_RESET_SX |
1805			SOFT_RESET_TC |
1806			SOFT_RESET_TA |
1807			SOFT_RESET_VGT |
1808			SOFT_RESET_IA;
1809	}
1810
1811	if (reset_mask & RADEON_RESET_CP) {
1812		grbm_soft_reset |= SOFT_RESET_CP | SOFT_RESET_VGT;
1813
1814		srbm_soft_reset |= SOFT_RESET_GRBM;
1815	}
1816
1817	if (reset_mask & RADEON_RESET_DMA)
1818		srbm_soft_reset |= SOFT_RESET_DMA;
1819
1820	if (reset_mask & RADEON_RESET_DMA1)
1821		srbm_soft_reset |= SOFT_RESET_DMA1;
1822
1823	if (reset_mask & RADEON_RESET_DISPLAY)
1824		srbm_soft_reset |= SOFT_RESET_DC;
1825
1826	if (reset_mask & RADEON_RESET_RLC)
1827		srbm_soft_reset |= SOFT_RESET_RLC;
1828
1829	if (reset_mask & RADEON_RESET_SEM)
1830		srbm_soft_reset |= SOFT_RESET_SEM;
1831
1832	if (reset_mask & RADEON_RESET_IH)
1833		srbm_soft_reset |= SOFT_RESET_IH;
1834
1835	if (reset_mask & RADEON_RESET_GRBM)
1836		srbm_soft_reset |= SOFT_RESET_GRBM;
1837
1838	if (reset_mask & RADEON_RESET_VMC)
1839		srbm_soft_reset |= SOFT_RESET_VMC;
1840
1841	if (!(rdev->flags & RADEON_IS_IGP)) {
1842		if (reset_mask & RADEON_RESET_MC)
1843			srbm_soft_reset |= SOFT_RESET_MC;
1844	}
1845
1846	if (grbm_soft_reset) {
1847		tmp = RREG32(GRBM_SOFT_RESET);
1848		tmp |= grbm_soft_reset;
1849		dev_info(rdev->dev, "GRBM_SOFT_RESET=0x%08X\n", tmp);
1850		WREG32(GRBM_SOFT_RESET, tmp);
1851		tmp = RREG32(GRBM_SOFT_RESET);
1852
1853		udelay(50);
1854
1855		tmp &= ~grbm_soft_reset;
1856		WREG32(GRBM_SOFT_RESET, tmp);
1857		tmp = RREG32(GRBM_SOFT_RESET);
1858	}
1859
1860	if (srbm_soft_reset) {
1861		tmp = RREG32(SRBM_SOFT_RESET);
1862		tmp |= srbm_soft_reset;
1863		dev_info(rdev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp);
1864		WREG32(SRBM_SOFT_RESET, tmp);
1865		tmp = RREG32(SRBM_SOFT_RESET);
1866
1867		udelay(50);
1868
1869		tmp &= ~srbm_soft_reset;
1870		WREG32(SRBM_SOFT_RESET, tmp);
1871		tmp = RREG32(SRBM_SOFT_RESET);
1872	}
1873
1874	/* Wait a little for things to settle down */
1875	udelay(50);
1876
1877	evergreen_mc_resume(rdev, &save);
1878	udelay(50);
1879
1880	evergreen_print_gpu_status_regs(rdev);
1881}
1882
1883int cayman_asic_reset(struct radeon_device *rdev)
1884{
1885	u32 reset_mask;
1886
1887	reset_mask = cayman_gpu_check_soft_reset(rdev);
1888
1889	if (reset_mask)
1890		r600_set_bios_scratch_engine_hung(rdev, true);
1891
1892	cayman_gpu_soft_reset(rdev, reset_mask);
1893
1894	reset_mask = cayman_gpu_check_soft_reset(rdev);
1895
1896	if (reset_mask)
1897		evergreen_gpu_pci_config_reset(rdev);
1898
1899	r600_set_bios_scratch_engine_hung(rdev, false);
1900
1901	return 0;
1902}
1903
1904/**
1905 * cayman_gfx_is_lockup - Check if the GFX engine is locked up
1906 *
1907 * @rdev: radeon_device pointer
1908 * @ring: radeon_ring structure holding ring information
1909 *
1910 * Check if the GFX engine is locked up.
1911 * Returns true if the engine appears to be locked up, false if not.
1912 */
1913bool cayman_gfx_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
1914{
1915	u32 reset_mask = cayman_gpu_check_soft_reset(rdev);
1916
1917	if (!(reset_mask & (RADEON_RESET_GFX |
1918			    RADEON_RESET_COMPUTE |
1919			    RADEON_RESET_CP))) {
1920		radeon_ring_lockup_update(rdev, ring);
1921		return false;
1922	}
1923	return radeon_ring_test_lockup(rdev, ring);
1924}
1925
1926static int cayman_startup(struct radeon_device *rdev)
1927{
1928	struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
1929	int r;
1930
1931	/* enable pcie gen2 link */
1932	evergreen_pcie_gen2_enable(rdev);
1933	/* enable aspm */
1934	evergreen_program_aspm(rdev);
1935
1936	/* scratch needs to be initialized before MC */
1937	r = r600_vram_scratch_init(rdev);
1938	if (r)
1939		return r;
1940
1941	evergreen_mc_program(rdev);
1942
1943	if (!(rdev->flags & RADEON_IS_IGP) && !rdev->pm.dpm_enabled) {
1944		r = ni_mc_load_microcode(rdev);
1945		if (r) {
1946			DRM_ERROR("Failed to load MC firmware!\n");
1947			return r;
1948		}
1949	}
1950
1951	r = cayman_pcie_gart_enable(rdev);
1952	if (r)
1953		return r;
1954	cayman_gpu_init(rdev);
1955
1956	/* allocate rlc buffers */
1957	if (rdev->flags & RADEON_IS_IGP) {
1958		rdev->rlc.reg_list = tn_rlc_save_restore_register_list;
1959		rdev->rlc.reg_list_size =
1960			(u32)ARRAY_SIZE(tn_rlc_save_restore_register_list);
1961		rdev->rlc.cs_data = cayman_cs_data;
1962		r = sumo_rlc_init(rdev);
1963		if (r) {
1964			DRM_ERROR("Failed to init rlc BOs!\n");
1965			return r;
1966		}
1967	}
1968
1969	/* allocate wb buffer */
1970	r = radeon_wb_init(rdev);
1971	if (r)
1972		return r;
1973
1974	r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX);
1975	if (r) {
1976		dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
1977		return r;
1978	}
1979
1980	r = uvd_v2_2_resume(rdev);
1981	if (!r) {
1982		r = radeon_fence_driver_start_ring(rdev,
1983						   R600_RING_TYPE_UVD_INDEX);
1984		if (r)
1985			dev_err(rdev->dev, "UVD fences init error (%d).\n", r);
1986	}
1987	if (r)
1988		rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_size = 0;
1989
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1990	r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_CP1_INDEX);
1991	if (r) {
1992		dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
1993		return r;
1994	}
1995
1996	r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_CP2_INDEX);
1997	if (r) {
1998		dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
1999		return r;
2000	}
2001
2002	r = radeon_fence_driver_start_ring(rdev, R600_RING_TYPE_DMA_INDEX);
2003	if (r) {
2004		dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r);
2005		return r;
2006	}
2007
2008	r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_DMA1_INDEX);
2009	if (r) {
2010		dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r);
2011		return r;
2012	}
2013
2014	/* Enable IRQ */
2015	if (!rdev->irq.installed) {
2016		r = radeon_irq_kms_init(rdev);
2017		if (r)
2018			return r;
2019	}
2020
2021	r = r600_irq_init(rdev);
2022	if (r) {
2023		DRM_ERROR("radeon: IH init failed (%d).\n", r);
2024		radeon_irq_kms_fini(rdev);
2025		return r;
2026	}
2027	evergreen_irq_set(rdev);
2028
2029	r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP_RPTR_OFFSET,
2030			     RADEON_CP_PACKET2);
2031	if (r)
2032		return r;
2033
2034	ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX];
2035	r = radeon_ring_init(rdev, ring, ring->ring_size, R600_WB_DMA_RPTR_OFFSET,
2036			     DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0));
2037	if (r)
2038		return r;
2039
2040	ring = &rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX];
2041	r = radeon_ring_init(rdev, ring, ring->ring_size, CAYMAN_WB_DMA1_RPTR_OFFSET,
2042			     DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0));
2043	if (r)
2044		return r;
2045
2046	r = cayman_cp_load_microcode(rdev);
2047	if (r)
2048		return r;
2049	r = cayman_cp_resume(rdev);
2050	if (r)
2051		return r;
2052
2053	r = cayman_dma_resume(rdev);
2054	if (r)
2055		return r;
2056
2057	ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
2058	if (ring->ring_size) {
2059		r = radeon_ring_init(rdev, ring, ring->ring_size, 0,
2060				     RADEON_CP_PACKET2);
2061		if (!r)
2062			r = uvd_v1_0_init(rdev);
2063		if (r)
2064			DRM_ERROR("radeon: failed initializing UVD (%d).\n", r);
2065	}
2066
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
2067	r = radeon_ib_pool_init(rdev);
2068	if (r) {
2069		dev_err(rdev->dev, "IB initialization failed (%d).\n", r);
2070		return r;
2071	}
2072
2073	r = radeon_vm_manager_init(rdev);
2074	if (r) {
2075		dev_err(rdev->dev, "vm manager initialization failed (%d).\n", r);
2076		return r;
2077	}
2078
2079	if (ASIC_IS_DCE6(rdev)) {
2080		r = dce6_audio_init(rdev);
2081		if (r)
2082			return r;
2083	} else {
2084		r = r600_audio_init(rdev);
2085		if (r)
2086			return r;
2087	}
2088
2089	return 0;
2090}
2091
2092int cayman_resume(struct radeon_device *rdev)
2093{
2094	int r;
2095
2096	/* Do not reset GPU before posting, on rv770 hw unlike on r500 hw,
2097	 * posting will perform necessary task to bring back GPU into good
2098	 * shape.
2099	 */
2100	/* post card */
2101	atom_asic_init(rdev->mode_info.atom_context);
2102
2103	/* init golden registers */
2104	ni_init_golden_registers(rdev);
2105
2106	if (rdev->pm.pm_method == PM_METHOD_DPM)
2107		radeon_pm_resume(rdev);
2108
2109	rdev->accel_working = true;
2110	r = cayman_startup(rdev);
2111	if (r) {
2112		DRM_ERROR("cayman startup failed on resume\n");
2113		rdev->accel_working = false;
2114		return r;
2115	}
2116	return r;
2117}
2118
2119int cayman_suspend(struct radeon_device *rdev)
2120{
2121	radeon_pm_suspend(rdev);
2122	if (ASIC_IS_DCE6(rdev))
2123		dce6_audio_fini(rdev);
2124	else
2125		r600_audio_fini(rdev);
2126	radeon_vm_manager_fini(rdev);
2127	cayman_cp_enable(rdev, false);
2128	cayman_dma_stop(rdev);
2129	uvd_v1_0_fini(rdev);
2130	radeon_uvd_suspend(rdev);
2131	evergreen_irq_suspend(rdev);
2132	radeon_wb_disable(rdev);
2133	cayman_pcie_gart_disable(rdev);
2134	return 0;
2135}
2136
2137/* Plan is to move initialization in that function and use
2138 * helper function so that radeon_device_init pretty much
2139 * do nothing more than calling asic specific function. This
2140 * should also allow to remove a bunch of callback function
2141 * like vram_info.
2142 */
2143int cayman_init(struct radeon_device *rdev)
2144{
2145	struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
2146	int r;
2147
2148	/* Read BIOS */
2149	if (!radeon_get_bios(rdev)) {
2150		if (ASIC_IS_AVIVO(rdev))
2151			return -EINVAL;
2152	}
2153	/* Must be an ATOMBIOS */
2154	if (!rdev->is_atom_bios) {
2155		dev_err(rdev->dev, "Expecting atombios for cayman GPU\n");
2156		return -EINVAL;
2157	}
2158	r = radeon_atombios_init(rdev);
2159	if (r)
2160		return r;
2161
2162	/* Post card if necessary */
2163	if (!radeon_card_posted(rdev)) {
2164		if (!rdev->bios) {
2165			dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n");
2166			return -EINVAL;
2167		}
2168		DRM_INFO("GPU not posted. posting now...\n");
2169		atom_asic_init(rdev->mode_info.atom_context);
2170	}
2171	/* init golden registers */
2172	ni_init_golden_registers(rdev);
2173	/* Initialize scratch registers */
2174	r600_scratch_init(rdev);
2175	/* Initialize surface registers */
2176	radeon_surface_init(rdev);
2177	/* Initialize clocks */
2178	radeon_get_clock_info(rdev->ddev);
2179	/* Fence driver */
2180	r = radeon_fence_driver_init(rdev);
2181	if (r)
2182		return r;
2183	/* initialize memory controller */
2184	r = evergreen_mc_init(rdev);
2185	if (r)
2186		return r;
2187	/* Memory manager */
2188	r = radeon_bo_init(rdev);
2189	if (r)
2190		return r;
2191
2192	if (rdev->flags & RADEON_IS_IGP) {
2193		if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) {
2194			r = ni_init_microcode(rdev);
2195			if (r) {
2196				DRM_ERROR("Failed to load firmware!\n");
2197				return r;
2198			}
2199		}
2200	} else {
2201		if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw || !rdev->mc_fw) {
2202			r = ni_init_microcode(rdev);
2203			if (r) {
2204				DRM_ERROR("Failed to load firmware!\n");
2205				return r;
2206			}
2207		}
2208	}
2209
2210	/* Initialize power management */
2211	radeon_pm_init(rdev);
2212
2213	ring->ring_obj = NULL;
2214	r600_ring_init(rdev, ring, 1024 * 1024);
2215
2216	ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX];
2217	ring->ring_obj = NULL;
2218	r600_ring_init(rdev, ring, 64 * 1024);
2219
2220	ring = &rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX];
2221	ring->ring_obj = NULL;
2222	r600_ring_init(rdev, ring, 64 * 1024);
2223
2224	r = radeon_uvd_init(rdev);
2225	if (!r) {
2226		ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
2227		ring->ring_obj = NULL;
2228		r600_ring_init(rdev, ring, 4096);
2229	}
2230
 
 
 
 
 
 
 
 
 
 
 
 
 
2231	rdev->ih.ring_obj = NULL;
2232	r600_ih_ring_init(rdev, 64 * 1024);
2233
2234	r = r600_pcie_gart_init(rdev);
2235	if (r)
2236		return r;
2237
2238	rdev->accel_working = true;
2239	r = cayman_startup(rdev);
2240	if (r) {
2241		dev_err(rdev->dev, "disabling GPU acceleration\n");
2242		cayman_cp_fini(rdev);
2243		cayman_dma_fini(rdev);
2244		r600_irq_fini(rdev);
2245		if (rdev->flags & RADEON_IS_IGP)
2246			sumo_rlc_fini(rdev);
2247		radeon_wb_fini(rdev);
2248		radeon_ib_pool_fini(rdev);
2249		radeon_vm_manager_fini(rdev);
2250		radeon_irq_kms_fini(rdev);
2251		cayman_pcie_gart_fini(rdev);
2252		rdev->accel_working = false;
2253	}
2254
2255	/* Don't start up if the MC ucode is missing.
2256	 * The default clocks and voltages before the MC ucode
2257	 * is loaded are not suffient for advanced operations.
2258	 *
2259	 * We can skip this check for TN, because there is no MC
2260	 * ucode.
2261	 */
2262	if (!rdev->mc_fw && !(rdev->flags & RADEON_IS_IGP)) {
2263		DRM_ERROR("radeon: MC ucode required for NI+.\n");
2264		return -EINVAL;
2265	}
2266
2267	return 0;
2268}
2269
2270void cayman_fini(struct radeon_device *rdev)
2271{
2272	radeon_pm_fini(rdev);
2273	cayman_cp_fini(rdev);
2274	cayman_dma_fini(rdev);
2275	r600_irq_fini(rdev);
2276	if (rdev->flags & RADEON_IS_IGP)
2277		sumo_rlc_fini(rdev);
2278	radeon_wb_fini(rdev);
2279	radeon_vm_manager_fini(rdev);
2280	radeon_ib_pool_fini(rdev);
2281	radeon_irq_kms_fini(rdev);
2282	uvd_v1_0_fini(rdev);
2283	radeon_uvd_fini(rdev);
 
 
2284	cayman_pcie_gart_fini(rdev);
2285	r600_vram_scratch_fini(rdev);
2286	radeon_gem_fini(rdev);
2287	radeon_fence_driver_fini(rdev);
2288	radeon_bo_fini(rdev);
2289	radeon_atombios_fini(rdev);
2290	kfree(rdev->bios);
2291	rdev->bios = NULL;
2292}
2293
2294/*
2295 * vm
2296 */
2297int cayman_vm_init(struct radeon_device *rdev)
2298{
2299	/* number of VMs */
2300	rdev->vm_manager.nvm = 8;
2301	/* base offset of vram pages */
2302	if (rdev->flags & RADEON_IS_IGP) {
2303		u64 tmp = RREG32(FUS_MC_VM_FB_OFFSET);
2304		tmp <<= 22;
2305		rdev->vm_manager.vram_base_offset = tmp;
2306	} else
2307		rdev->vm_manager.vram_base_offset = 0;
2308	return 0;
2309}
2310
2311void cayman_vm_fini(struct radeon_device *rdev)
2312{
2313}
2314
2315/**
2316 * cayman_vm_decode_fault - print human readable fault info
2317 *
2318 * @rdev: radeon_device pointer
2319 * @status: VM_CONTEXT1_PROTECTION_FAULT_STATUS register value
2320 * @addr: VM_CONTEXT1_PROTECTION_FAULT_ADDR register value
2321 *
2322 * Print human readable fault information (cayman/TN).
2323 */
2324void cayman_vm_decode_fault(struct radeon_device *rdev,
2325			    u32 status, u32 addr)
2326{
2327	u32 mc_id = (status & MEMORY_CLIENT_ID_MASK) >> MEMORY_CLIENT_ID_SHIFT;
2328	u32 vmid = (status & FAULT_VMID_MASK) >> FAULT_VMID_SHIFT;
2329	u32 protections = (status & PROTECTIONS_MASK) >> PROTECTIONS_SHIFT;
2330	char *block;
2331
2332	switch (mc_id) {
2333	case 32:
2334	case 16:
2335	case 96:
2336	case 80:
2337	case 160:
2338	case 144:
2339	case 224:
2340	case 208:
2341		block = "CB";
2342		break;
2343	case 33:
2344	case 17:
2345	case 97:
2346	case 81:
2347	case 161:
2348	case 145:
2349	case 225:
2350	case 209:
2351		block = "CB_FMASK";
2352		break;
2353	case 34:
2354	case 18:
2355	case 98:
2356	case 82:
2357	case 162:
2358	case 146:
2359	case 226:
2360	case 210:
2361		block = "CB_CMASK";
2362		break;
2363	case 35:
2364	case 19:
2365	case 99:
2366	case 83:
2367	case 163:
2368	case 147:
2369	case 227:
2370	case 211:
2371		block = "CB_IMMED";
2372		break;
2373	case 36:
2374	case 20:
2375	case 100:
2376	case 84:
2377	case 164:
2378	case 148:
2379	case 228:
2380	case 212:
2381		block = "DB";
2382		break;
2383	case 37:
2384	case 21:
2385	case 101:
2386	case 85:
2387	case 165:
2388	case 149:
2389	case 229:
2390	case 213:
2391		block = "DB_HTILE";
2392		break;
2393	case 38:
2394	case 22:
2395	case 102:
2396	case 86:
2397	case 166:
2398	case 150:
2399	case 230:
2400	case 214:
2401		block = "SX";
2402		break;
2403	case 39:
2404	case 23:
2405	case 103:
2406	case 87:
2407	case 167:
2408	case 151:
2409	case 231:
2410	case 215:
2411		block = "DB_STEN";
2412		break;
2413	case 40:
2414	case 24:
2415	case 104:
2416	case 88:
2417	case 232:
2418	case 216:
2419	case 168:
2420	case 152:
2421		block = "TC_TFETCH";
2422		break;
2423	case 41:
2424	case 25:
2425	case 105:
2426	case 89:
2427	case 233:
2428	case 217:
2429	case 169:
2430	case 153:
2431		block = "TC_VFETCH";
2432		break;
2433	case 42:
2434	case 26:
2435	case 106:
2436	case 90:
2437	case 234:
2438	case 218:
2439	case 170:
2440	case 154:
2441		block = "VC";
2442		break;
2443	case 112:
2444		block = "CP";
2445		break;
2446	case 113:
2447	case 114:
2448		block = "SH";
2449		break;
2450	case 115:
2451		block = "VGT";
2452		break;
2453	case 178:
2454		block = "IH";
2455		break;
2456	case 51:
2457		block = "RLC";
2458		break;
2459	case 55:
2460		block = "DMA";
2461		break;
2462	case 56:
2463		block = "HDP";
2464		break;
2465	default:
2466		block = "unknown";
2467		break;
2468	}
2469
2470	printk("VM fault (0x%02x, vmid %d) at page %u, %s from %s (%d)\n",
2471	       protections, vmid, addr,
2472	       (status & MEMORY_CLIENT_RW_MASK) ? "write" : "read",
2473	       block, mc_id);
2474}
2475
2476/**
2477 * cayman_vm_flush - vm flush using the CP
2478 *
2479 * @rdev: radeon_device pointer
2480 *
2481 * Update the page table base and flush the VM TLB
2482 * using the CP (cayman-si).
2483 */
2484void cayman_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm)
 
2485{
2486	struct radeon_ring *ring = &rdev->ring[ridx];
2487
2488	if (vm == NULL)
2489		return;
2490
2491	radeon_ring_write(ring, PACKET0(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm->id << 2), 0));
2492	radeon_ring_write(ring, vm->pd_gpu_addr >> 12);
2493
2494	/* flush hdp cache */
2495	radeon_ring_write(ring, PACKET0(HDP_MEM_COHERENCY_FLUSH_CNTL, 0));
2496	radeon_ring_write(ring, 0x1);
2497
2498	/* bits 0-7 are the VM contexts0-7 */
2499	radeon_ring_write(ring, PACKET0(VM_INVALIDATE_REQUEST, 0));
2500	radeon_ring_write(ring, 1 << vm->id);
 
 
 
 
 
 
 
 
 
 
2501
2502	/* sync PFP to ME, otherwise we might get invalid PFP reads */
2503	radeon_ring_write(ring, PACKET3(PACKET3_PFP_SYNC_ME, 0));
2504	radeon_ring_write(ring, 0x0);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
2505}