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v3.1
   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/platform_device.h>
  26#include <linux/slab.h>
  27#include "drmP.h"
 
  28#include "radeon.h"
  29#include "radeon_asic.h"
  30#include "radeon_drm.h"
 
  31#include "nid.h"
  32#include "atom.h"
  33#include "ni_reg.h"
  34#include "cayman_blit_shaders.h"
 
 
  35
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  36extern void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *save);
  37extern void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *save);
  38extern int evergreen_mc_wait_for_idle(struct radeon_device *rdev);
  39extern void evergreen_mc_program(struct radeon_device *rdev);
  40extern void evergreen_irq_suspend(struct radeon_device *rdev);
  41extern int evergreen_mc_init(struct radeon_device *rdev);
  42extern void evergreen_fix_pci_max_read_req_size(struct radeon_device *rdev);
  43
  44#define EVERGREEN_PFP_UCODE_SIZE 1120
  45#define EVERGREEN_PM4_UCODE_SIZE 1376
  46#define EVERGREEN_RLC_UCODE_SIZE 768
  47#define BTC_MC_UCODE_SIZE 6024
  48
  49#define CAYMAN_PFP_UCODE_SIZE 2176
  50#define CAYMAN_PM4_UCODE_SIZE 2176
  51#define CAYMAN_RLC_UCODE_SIZE 1024
  52#define CAYMAN_MC_UCODE_SIZE 6037
  53
  54/* Firmware Names */
  55MODULE_FIRMWARE("radeon/BARTS_pfp.bin");
  56MODULE_FIRMWARE("radeon/BARTS_me.bin");
  57MODULE_FIRMWARE("radeon/BARTS_mc.bin");
 
  58MODULE_FIRMWARE("radeon/BTC_rlc.bin");
  59MODULE_FIRMWARE("radeon/TURKS_pfp.bin");
  60MODULE_FIRMWARE("radeon/TURKS_me.bin");
  61MODULE_FIRMWARE("radeon/TURKS_mc.bin");
 
  62MODULE_FIRMWARE("radeon/CAICOS_pfp.bin");
  63MODULE_FIRMWARE("radeon/CAICOS_me.bin");
  64MODULE_FIRMWARE("radeon/CAICOS_mc.bin");
 
  65MODULE_FIRMWARE("radeon/CAYMAN_pfp.bin");
  66MODULE_FIRMWARE("radeon/CAYMAN_me.bin");
  67MODULE_FIRMWARE("radeon/CAYMAN_mc.bin");
  68MODULE_FIRMWARE("radeon/CAYMAN_rlc.bin");
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  69
  70#define BTC_IO_MC_REGS_SIZE 29
  71
  72static const u32 barts_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = {
  73	{0x00000077, 0xff010100},
  74	{0x00000078, 0x00000000},
  75	{0x00000079, 0x00001434},
  76	{0x0000007a, 0xcc08ec08},
  77	{0x0000007b, 0x00040000},
  78	{0x0000007c, 0x000080c0},
  79	{0x0000007d, 0x09000000},
  80	{0x0000007e, 0x00210404},
  81	{0x00000081, 0x08a8e800},
  82	{0x00000082, 0x00030444},
  83	{0x00000083, 0x00000000},
  84	{0x00000085, 0x00000001},
  85	{0x00000086, 0x00000002},
  86	{0x00000087, 0x48490000},
  87	{0x00000088, 0x20244647},
  88	{0x00000089, 0x00000005},
  89	{0x0000008b, 0x66030000},
  90	{0x0000008c, 0x00006603},
  91	{0x0000008d, 0x00000100},
  92	{0x0000008f, 0x00001c0a},
  93	{0x00000090, 0xff000001},
  94	{0x00000094, 0x00101101},
  95	{0x00000095, 0x00000fff},
  96	{0x00000096, 0x00116fff},
  97	{0x00000097, 0x60010000},
  98	{0x00000098, 0x10010000},
  99	{0x00000099, 0x00006000},
 100	{0x0000009a, 0x00001000},
 101	{0x0000009f, 0x00946a00}
 102};
 103
 104static const u32 turks_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = {
 105	{0x00000077, 0xff010100},
 106	{0x00000078, 0x00000000},
 107	{0x00000079, 0x00001434},
 108	{0x0000007a, 0xcc08ec08},
 109	{0x0000007b, 0x00040000},
 110	{0x0000007c, 0x000080c0},
 111	{0x0000007d, 0x09000000},
 112	{0x0000007e, 0x00210404},
 113	{0x00000081, 0x08a8e800},
 114	{0x00000082, 0x00030444},
 115	{0x00000083, 0x00000000},
 116	{0x00000085, 0x00000001},
 117	{0x00000086, 0x00000002},
 118	{0x00000087, 0x48490000},
 119	{0x00000088, 0x20244647},
 120	{0x00000089, 0x00000005},
 121	{0x0000008b, 0x66030000},
 122	{0x0000008c, 0x00006603},
 123	{0x0000008d, 0x00000100},
 124	{0x0000008f, 0x00001c0a},
 125	{0x00000090, 0xff000001},
 126	{0x00000094, 0x00101101},
 127	{0x00000095, 0x00000fff},
 128	{0x00000096, 0x00116fff},
 129	{0x00000097, 0x60010000},
 130	{0x00000098, 0x10010000},
 131	{0x00000099, 0x00006000},
 132	{0x0000009a, 0x00001000},
 133	{0x0000009f, 0x00936a00}
 134};
 135
 136static const u32 caicos_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = {
 137	{0x00000077, 0xff010100},
 138	{0x00000078, 0x00000000},
 139	{0x00000079, 0x00001434},
 140	{0x0000007a, 0xcc08ec08},
 141	{0x0000007b, 0x00040000},
 142	{0x0000007c, 0x000080c0},
 143	{0x0000007d, 0x09000000},
 144	{0x0000007e, 0x00210404},
 145	{0x00000081, 0x08a8e800},
 146	{0x00000082, 0x00030444},
 147	{0x00000083, 0x00000000},
 148	{0x00000085, 0x00000001},
 149	{0x00000086, 0x00000002},
 150	{0x00000087, 0x48490000},
 151	{0x00000088, 0x20244647},
 152	{0x00000089, 0x00000005},
 153	{0x0000008b, 0x66030000},
 154	{0x0000008c, 0x00006603},
 155	{0x0000008d, 0x00000100},
 156	{0x0000008f, 0x00001c0a},
 157	{0x00000090, 0xff000001},
 158	{0x00000094, 0x00101101},
 159	{0x00000095, 0x00000fff},
 160	{0x00000096, 0x00116fff},
 161	{0x00000097, 0x60010000},
 162	{0x00000098, 0x10010000},
 163	{0x00000099, 0x00006000},
 164	{0x0000009a, 0x00001000},
 165	{0x0000009f, 0x00916a00}
 166};
 167
 168static const u32 cayman_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = {
 169	{0x00000077, 0xff010100},
 170	{0x00000078, 0x00000000},
 171	{0x00000079, 0x00001434},
 172	{0x0000007a, 0xcc08ec08},
 173	{0x0000007b, 0x00040000},
 174	{0x0000007c, 0x000080c0},
 175	{0x0000007d, 0x09000000},
 176	{0x0000007e, 0x00210404},
 177	{0x00000081, 0x08a8e800},
 178	{0x00000082, 0x00030444},
 179	{0x00000083, 0x00000000},
 180	{0x00000085, 0x00000001},
 181	{0x00000086, 0x00000002},
 182	{0x00000087, 0x48490000},
 183	{0x00000088, 0x20244647},
 184	{0x00000089, 0x00000005},
 185	{0x0000008b, 0x66030000},
 186	{0x0000008c, 0x00006603},
 187	{0x0000008d, 0x00000100},
 188	{0x0000008f, 0x00001c0a},
 189	{0x00000090, 0xff000001},
 190	{0x00000094, 0x00101101},
 191	{0x00000095, 0x00000fff},
 192	{0x00000096, 0x00116fff},
 193	{0x00000097, 0x60010000},
 194	{0x00000098, 0x10010000},
 195	{0x00000099, 0x00006000},
 196	{0x0000009a, 0x00001000},
 197	{0x0000009f, 0x00976b00}
 198};
 199
 200int ni_mc_load_microcode(struct radeon_device *rdev)
 201{
 202	const __be32 *fw_data;
 203	u32 mem_type, running, blackout = 0;
 204	u32 *io_mc_regs;
 205	int i, ucode_size, regs_size;
 206
 207	if (!rdev->mc_fw)
 208		return -EINVAL;
 209
 210	switch (rdev->family) {
 211	case CHIP_BARTS:
 212		io_mc_regs = (u32 *)&barts_io_mc_regs;
 213		ucode_size = BTC_MC_UCODE_SIZE;
 214		regs_size = BTC_IO_MC_REGS_SIZE;
 215		break;
 216	case CHIP_TURKS:
 217		io_mc_regs = (u32 *)&turks_io_mc_regs;
 218		ucode_size = BTC_MC_UCODE_SIZE;
 219		regs_size = BTC_IO_MC_REGS_SIZE;
 220		break;
 221	case CHIP_CAICOS:
 222	default:
 223		io_mc_regs = (u32 *)&caicos_io_mc_regs;
 224		ucode_size = BTC_MC_UCODE_SIZE;
 225		regs_size = BTC_IO_MC_REGS_SIZE;
 226		break;
 227	case CHIP_CAYMAN:
 228		io_mc_regs = (u32 *)&cayman_io_mc_regs;
 229		ucode_size = CAYMAN_MC_UCODE_SIZE;
 230		regs_size = BTC_IO_MC_REGS_SIZE;
 231		break;
 232	}
 233
 234	mem_type = (RREG32(MC_SEQ_MISC0) & MC_SEQ_MISC0_GDDR5_MASK) >> MC_SEQ_MISC0_GDDR5_SHIFT;
 235	running = RREG32(MC_SEQ_SUP_CNTL) & RUN_MASK;
 236
 237	if ((mem_type == MC_SEQ_MISC0_GDDR5_VALUE) && (running == 0)) {
 238		if (running) {
 239			blackout = RREG32(MC_SHARED_BLACKOUT_CNTL);
 240			WREG32(MC_SHARED_BLACKOUT_CNTL, 1);
 241		}
 242
 243		/* reset the engine and set to writable */
 244		WREG32(MC_SEQ_SUP_CNTL, 0x00000008);
 245		WREG32(MC_SEQ_SUP_CNTL, 0x00000010);
 246
 247		/* load mc io regs */
 248		for (i = 0; i < regs_size; i++) {
 249			WREG32(MC_SEQ_IO_DEBUG_INDEX, io_mc_regs[(i << 1)]);
 250			WREG32(MC_SEQ_IO_DEBUG_DATA, io_mc_regs[(i << 1) + 1]);
 251		}
 252		/* load the MC ucode */
 253		fw_data = (const __be32 *)rdev->mc_fw->data;
 254		for (i = 0; i < ucode_size; i++)
 255			WREG32(MC_SEQ_SUP_PGM, be32_to_cpup(fw_data++));
 256
 257		/* put the engine back into the active state */
 258		WREG32(MC_SEQ_SUP_CNTL, 0x00000008);
 259		WREG32(MC_SEQ_SUP_CNTL, 0x00000004);
 260		WREG32(MC_SEQ_SUP_CNTL, 0x00000001);
 261
 262		/* wait for training to complete */
 263		while (!(RREG32(MC_IO_PAD_CNTL_D0) & MEM_FALL_OUT_CMD))
 264			udelay(10);
 
 
 
 265
 266		if (running)
 267			WREG32(MC_SHARED_BLACKOUT_CNTL, blackout);
 268	}
 269
 270	return 0;
 271}
 272
 273int ni_init_microcode(struct radeon_device *rdev)
 274{
 275	struct platform_device *pdev;
 276	const char *chip_name;
 277	const char *rlc_chip_name;
 278	size_t pfp_req_size, me_req_size, rlc_req_size, mc_req_size;
 
 279	char fw_name[30];
 280	int err;
 281
 282	DRM_DEBUG("\n");
 283
 284	pdev = platform_device_register_simple("radeon_cp", 0, NULL, 0);
 285	err = IS_ERR(pdev);
 286	if (err) {
 287		printk(KERN_ERR "radeon_cp: Failed to register firmware\n");
 288		return -EINVAL;
 289	}
 290
 291	switch (rdev->family) {
 292	case CHIP_BARTS:
 293		chip_name = "BARTS";
 294		rlc_chip_name = "BTC";
 295		pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
 296		me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
 297		rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4;
 298		mc_req_size = BTC_MC_UCODE_SIZE * 4;
 
 299		break;
 300	case CHIP_TURKS:
 301		chip_name = "TURKS";
 302		rlc_chip_name = "BTC";
 303		pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
 304		me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
 305		rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4;
 306		mc_req_size = BTC_MC_UCODE_SIZE * 4;
 
 307		break;
 308	case CHIP_CAICOS:
 309		chip_name = "CAICOS";
 310		rlc_chip_name = "BTC";
 311		pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
 312		me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
 313		rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4;
 314		mc_req_size = BTC_MC_UCODE_SIZE * 4;
 
 315		break;
 316	case CHIP_CAYMAN:
 317		chip_name = "CAYMAN";
 318		rlc_chip_name = "CAYMAN";
 319		pfp_req_size = CAYMAN_PFP_UCODE_SIZE * 4;
 320		me_req_size = CAYMAN_PM4_UCODE_SIZE * 4;
 321		rlc_req_size = CAYMAN_RLC_UCODE_SIZE * 4;
 322		mc_req_size = CAYMAN_MC_UCODE_SIZE * 4;
 
 
 
 
 
 
 
 
 
 
 323		break;
 324	default: BUG();
 325	}
 326
 327	DRM_INFO("Loading %s Microcode\n", chip_name);
 328
 329	snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name);
 330	err = request_firmware(&rdev->pfp_fw, fw_name, &pdev->dev);
 331	if (err)
 332		goto out;
 333	if (rdev->pfp_fw->size != pfp_req_size) {
 334		printk(KERN_ERR
 335		       "ni_cp: Bogus length %zu in firmware \"%s\"\n",
 336		       rdev->pfp_fw->size, fw_name);
 337		err = -EINVAL;
 338		goto out;
 339	}
 340
 341	snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name);
 342	err = request_firmware(&rdev->me_fw, fw_name, &pdev->dev);
 343	if (err)
 344		goto out;
 345	if (rdev->me_fw->size != me_req_size) {
 346		printk(KERN_ERR
 347		       "ni_cp: Bogus length %zu in firmware \"%s\"\n",
 348		       rdev->me_fw->size, fw_name);
 349		err = -EINVAL;
 350	}
 351
 352	snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", rlc_chip_name);
 353	err = request_firmware(&rdev->rlc_fw, fw_name, &pdev->dev);
 354	if (err)
 355		goto out;
 356	if (rdev->rlc_fw->size != rlc_req_size) {
 357		printk(KERN_ERR
 358		       "ni_rlc: Bogus length %zu in firmware \"%s\"\n",
 359		       rdev->rlc_fw->size, fw_name);
 360		err = -EINVAL;
 361	}
 362
 363	snprintf(fw_name, sizeof(fw_name), "radeon/%s_mc.bin", chip_name);
 364	err = request_firmware(&rdev->mc_fw, fw_name, &pdev->dev);
 365	if (err)
 366		goto out;
 367	if (rdev->mc_fw->size != mc_req_size) {
 368		printk(KERN_ERR
 369		       "ni_mc: Bogus length %zu in firmware \"%s\"\n",
 370		       rdev->mc_fw->size, fw_name);
 371		err = -EINVAL;
 
 
 
 372	}
 373out:
 374	platform_device_unregister(pdev);
 375
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 376	if (err) {
 377		if (err != -EINVAL)
 378			printk(KERN_ERR
 379			       "ni_cp: Failed to load firmware \"%s\"\n",
 380			       fw_name);
 381		release_firmware(rdev->pfp_fw);
 382		rdev->pfp_fw = NULL;
 383		release_firmware(rdev->me_fw);
 384		rdev->me_fw = NULL;
 385		release_firmware(rdev->rlc_fw);
 386		rdev->rlc_fw = NULL;
 387		release_firmware(rdev->mc_fw);
 388		rdev->mc_fw = NULL;
 389	}
 390	return err;
 391}
 392
 393/*
 394 * Core functions
 
 
 
 
 
 
 
 395 */
 396static u32 cayman_get_tile_pipe_to_backend_map(struct radeon_device *rdev,
 397					       u32 num_tile_pipes,
 398					       u32 num_backends_per_asic,
 399					       u32 *backend_disable_mask_per_asic,
 400					       u32 num_shader_engines)
 401{
 402	u32 backend_map = 0;
 403	u32 enabled_backends_mask = 0;
 404	u32 enabled_backends_count = 0;
 405	u32 num_backends_per_se;
 406	u32 cur_pipe;
 407	u32 swizzle_pipe[CAYMAN_MAX_PIPES];
 408	u32 cur_backend = 0;
 409	u32 i;
 410	bool force_no_swizzle;
 411
 412	/* force legal values */
 413	if (num_tile_pipes < 1)
 414		num_tile_pipes = 1;
 415	if (num_tile_pipes > rdev->config.cayman.max_tile_pipes)
 416		num_tile_pipes = rdev->config.cayman.max_tile_pipes;
 417	if (num_shader_engines < 1)
 418		num_shader_engines = 1;
 419	if (num_shader_engines > rdev->config.cayman.max_shader_engines)
 420		num_shader_engines = rdev->config.cayman.max_shader_engines;
 421	if (num_backends_per_asic < num_shader_engines)
 422		num_backends_per_asic = num_shader_engines;
 423	if (num_backends_per_asic > (rdev->config.cayman.max_backends_per_se * num_shader_engines))
 424		num_backends_per_asic = rdev->config.cayman.max_backends_per_se * num_shader_engines;
 425
 426	/* make sure we have the same number of backends per se */
 427	num_backends_per_asic = ALIGN(num_backends_per_asic, num_shader_engines);
 428	/* set up the number of backends per se */
 429	num_backends_per_se = num_backends_per_asic / num_shader_engines;
 430	if (num_backends_per_se > rdev->config.cayman.max_backends_per_se) {
 431		num_backends_per_se = rdev->config.cayman.max_backends_per_se;
 432		num_backends_per_asic = num_backends_per_se * num_shader_engines;
 433	}
 434
 435	/* create enable mask and count for enabled backends */
 436	for (i = 0; i < CAYMAN_MAX_BACKENDS; ++i) {
 437		if (((*backend_disable_mask_per_asic >> i) & 1) == 0) {
 438			enabled_backends_mask |= (1 << i);
 439			++enabled_backends_count;
 440		}
 441		if (enabled_backends_count == num_backends_per_asic)
 442			break;
 443	}
 444
 445	/* force the backends mask to match the current number of backends */
 446	if (enabled_backends_count != num_backends_per_asic) {
 447		u32 this_backend_enabled;
 448		u32 shader_engine;
 449		u32 backend_per_se;
 450
 451		enabled_backends_mask = 0;
 452		enabled_backends_count = 0;
 453		*backend_disable_mask_per_asic = CAYMAN_MAX_BACKENDS_MASK;
 454		for (i = 0; i < CAYMAN_MAX_BACKENDS; ++i) {
 455			/* calc the current se */
 456			shader_engine = i / rdev->config.cayman.max_backends_per_se;
 457			/* calc the backend per se */
 458			backend_per_se = i % rdev->config.cayman.max_backends_per_se;
 459			/* default to not enabled */
 460			this_backend_enabled = 0;
 461			if ((shader_engine < num_shader_engines) &&
 462			    (backend_per_se < num_backends_per_se))
 463				this_backend_enabled = 1;
 464			if (this_backend_enabled) {
 465				enabled_backends_mask |= (1 << i);
 466				*backend_disable_mask_per_asic &= ~(1 << i);
 467				++enabled_backends_count;
 468			}
 469		}
 470	}
 471
 472
 473	memset((uint8_t *)&swizzle_pipe[0], 0, sizeof(u32) * CAYMAN_MAX_PIPES);
 474	switch (rdev->family) {
 475	case CHIP_CAYMAN:
 476		force_no_swizzle = true;
 477		break;
 478	default:
 479		force_no_swizzle = false;
 480		break;
 481	}
 482	if (force_no_swizzle) {
 483		bool last_backend_enabled = false;
 484
 485		force_no_swizzle = false;
 486		for (i = 0; i < CAYMAN_MAX_BACKENDS; ++i) {
 487			if (((enabled_backends_mask >> i) & 1) == 1) {
 488				if (last_backend_enabled)
 489					force_no_swizzle = true;
 490				last_backend_enabled = true;
 491			} else
 492				last_backend_enabled = false;
 493		}
 494	}
 495
 496	switch (num_tile_pipes) {
 497	case 1:
 498	case 3:
 499	case 5:
 500	case 7:
 501		DRM_ERROR("odd number of pipes!\n");
 502		break;
 503	case 2:
 504		swizzle_pipe[0] = 0;
 505		swizzle_pipe[1] = 1;
 506		break;
 507	case 4:
 508		if (force_no_swizzle) {
 509			swizzle_pipe[0] = 0;
 510			swizzle_pipe[1] = 1;
 511			swizzle_pipe[2] = 2;
 512			swizzle_pipe[3] = 3;
 513		} else {
 514			swizzle_pipe[0] = 0;
 515			swizzle_pipe[1] = 2;
 516			swizzle_pipe[2] = 1;
 517			swizzle_pipe[3] = 3;
 518		}
 519		break;
 520	case 6:
 521		if (force_no_swizzle) {
 522			swizzle_pipe[0] = 0;
 523			swizzle_pipe[1] = 1;
 524			swizzle_pipe[2] = 2;
 525			swizzle_pipe[3] = 3;
 526			swizzle_pipe[4] = 4;
 527			swizzle_pipe[5] = 5;
 528		} else {
 529			swizzle_pipe[0] = 0;
 530			swizzle_pipe[1] = 2;
 531			swizzle_pipe[2] = 4;
 532			swizzle_pipe[3] = 1;
 533			swizzle_pipe[4] = 3;
 534			swizzle_pipe[5] = 5;
 535		}
 536		break;
 537	case 8:
 538		if (force_no_swizzle) {
 539			swizzle_pipe[0] = 0;
 540			swizzle_pipe[1] = 1;
 541			swizzle_pipe[2] = 2;
 542			swizzle_pipe[3] = 3;
 543			swizzle_pipe[4] = 4;
 544			swizzle_pipe[5] = 5;
 545			swizzle_pipe[6] = 6;
 546			swizzle_pipe[7] = 7;
 547		} else {
 548			swizzle_pipe[0] = 0;
 549			swizzle_pipe[1] = 2;
 550			swizzle_pipe[2] = 4;
 551			swizzle_pipe[3] = 6;
 552			swizzle_pipe[4] = 1;
 553			swizzle_pipe[5] = 3;
 554			swizzle_pipe[6] = 5;
 555			swizzle_pipe[7] = 7;
 556		}
 557		break;
 558	}
 559
 560	for (cur_pipe = 0; cur_pipe < num_tile_pipes; ++cur_pipe) {
 561		while (((1 << cur_backend) & enabled_backends_mask) == 0)
 562			cur_backend = (cur_backend + 1) % CAYMAN_MAX_BACKENDS;
 563
 564		backend_map |= (((cur_backend & 0xf) << (swizzle_pipe[cur_pipe] * 4)));
 565
 566		cur_backend = (cur_backend + 1) % CAYMAN_MAX_BACKENDS;
 567	}
 568
 569	return backend_map;
 570}
 571
 572static u32 cayman_get_disable_mask_per_asic(struct radeon_device *rdev,
 573					    u32 disable_mask_per_se,
 574					    u32 max_disable_mask_per_se,
 575					    u32 num_shader_engines)
 576{
 577	u32 disable_field_width_per_se = r600_count_pipe_bits(disable_mask_per_se);
 578	u32 disable_mask_per_asic = disable_mask_per_se & max_disable_mask_per_se;
 579
 580	if (num_shader_engines == 1)
 581		return disable_mask_per_asic;
 582	else if (num_shader_engines == 2)
 583		return disable_mask_per_asic | (disable_mask_per_asic << disable_field_width_per_se);
 584	else
 585		return 0xffffffff;
 586}
 587
 
 
 
 588static void cayman_gpu_init(struct radeon_device *rdev)
 589{
 590	u32 cc_rb_backend_disable = 0;
 591	u32 cc_gc_shader_pipe_config;
 592	u32 gb_addr_config = 0;
 593	u32 mc_shared_chmap, mc_arb_ramcfg;
 594	u32 gb_backend_map;
 595	u32 cgts_tcc_disable;
 596	u32 sx_debug_1;
 597	u32 smx_dc_ctl0;
 598	u32 gc_user_shader_pipe_config;
 599	u32 gc_user_rb_backend_disable;
 600	u32 cgts_user_tcc_disable;
 601	u32 cgts_sm_ctrl_reg;
 602	u32 hdp_host_path_cntl;
 603	u32 tmp;
 
 604	int i, j;
 605
 606	switch (rdev->family) {
 607	case CHIP_CAYMAN:
 608	default:
 609		rdev->config.cayman.max_shader_engines = 2;
 610		rdev->config.cayman.max_pipes_per_simd = 4;
 611		rdev->config.cayman.max_tile_pipes = 8;
 612		rdev->config.cayman.max_simds_per_se = 12;
 613		rdev->config.cayman.max_backends_per_se = 4;
 614		rdev->config.cayman.max_texture_channel_caches = 8;
 615		rdev->config.cayman.max_gprs = 256;
 616		rdev->config.cayman.max_threads = 256;
 617		rdev->config.cayman.max_gs_threads = 32;
 618		rdev->config.cayman.max_stack_entries = 512;
 619		rdev->config.cayman.sx_num_of_sets = 8;
 620		rdev->config.cayman.sx_max_export_size = 256;
 621		rdev->config.cayman.sx_max_export_pos_size = 64;
 622		rdev->config.cayman.sx_max_export_smx_size = 192;
 623		rdev->config.cayman.max_hw_contexts = 8;
 624		rdev->config.cayman.sq_num_cf_insts = 2;
 625
 626		rdev->config.cayman.sc_prim_fifo_size = 0x100;
 627		rdev->config.cayman.sc_hiz_tile_fifo_size = 0x30;
 628		rdev->config.cayman.sc_earlyz_tile_fifo_size = 0x130;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 629		break;
 630	}
 631
 632	/* Initialize HDP */
 633	for (i = 0, j = 0; i < 32; i++, j += 0x18) {
 634		WREG32((0x2c14 + j), 0x00000000);
 635		WREG32((0x2c18 + j), 0x00000000);
 636		WREG32((0x2c1c + j), 0x00000000);
 637		WREG32((0x2c20 + j), 0x00000000);
 638		WREG32((0x2c24 + j), 0x00000000);
 639	}
 640
 641	WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff));
 
 
 642
 643	evergreen_fix_pci_max_read_req_size(rdev);
 644
 645	mc_shared_chmap = RREG32(MC_SHARED_CHMAP);
 646	mc_arb_ramcfg = RREG32(MC_ARB_RAMCFG);
 647
 648	cc_rb_backend_disable = RREG32(CC_RB_BACKEND_DISABLE);
 649	cc_gc_shader_pipe_config = RREG32(CC_GC_SHADER_PIPE_CONFIG);
 650	cgts_tcc_disable = 0xff000000;
 651	gc_user_rb_backend_disable = RREG32(GC_USER_RB_BACKEND_DISABLE);
 652	gc_user_shader_pipe_config = RREG32(GC_USER_SHADER_PIPE_CONFIG);
 653	cgts_user_tcc_disable = RREG32(CGTS_USER_TCC_DISABLE);
 654
 655	rdev->config.cayman.num_shader_engines = rdev->config.cayman.max_shader_engines;
 656	tmp = ((~gc_user_shader_pipe_config) & INACTIVE_QD_PIPES_MASK) >> INACTIVE_QD_PIPES_SHIFT;
 657	rdev->config.cayman.num_shader_pipes_per_simd = r600_count_pipe_bits(tmp);
 658	rdev->config.cayman.num_tile_pipes = rdev->config.cayman.max_tile_pipes;
 659	tmp = ((~gc_user_shader_pipe_config) & INACTIVE_SIMDS_MASK) >> INACTIVE_SIMDS_SHIFT;
 660	rdev->config.cayman.num_simds_per_se = r600_count_pipe_bits(tmp);
 661	tmp = ((~gc_user_rb_backend_disable) & BACKEND_DISABLE_MASK) >> BACKEND_DISABLE_SHIFT;
 662	rdev->config.cayman.num_backends_per_se = r600_count_pipe_bits(tmp);
 663	tmp = (gc_user_rb_backend_disable & BACKEND_DISABLE_MASK) >> BACKEND_DISABLE_SHIFT;
 664	rdev->config.cayman.backend_disable_mask_per_asic =
 665		cayman_get_disable_mask_per_asic(rdev, tmp, CAYMAN_MAX_BACKENDS_PER_SE_MASK,
 666						 rdev->config.cayman.num_shader_engines);
 667	rdev->config.cayman.backend_map =
 668		cayman_get_tile_pipe_to_backend_map(rdev, rdev->config.cayman.num_tile_pipes,
 669						    rdev->config.cayman.num_backends_per_se *
 670						    rdev->config.cayman.num_shader_engines,
 671						    &rdev->config.cayman.backend_disable_mask_per_asic,
 672						    rdev->config.cayman.num_shader_engines);
 673	tmp = ((~cgts_user_tcc_disable) & TCC_DISABLE_MASK) >> TCC_DISABLE_SHIFT;
 674	rdev->config.cayman.num_texture_channel_caches = r600_count_pipe_bits(tmp);
 675	tmp = (mc_arb_ramcfg & BURSTLENGTH_MASK) >> BURSTLENGTH_SHIFT;
 676	rdev->config.cayman.mem_max_burst_length_bytes = (tmp + 1) * 256;
 677	if (rdev->config.cayman.mem_max_burst_length_bytes > 512)
 678		rdev->config.cayman.mem_max_burst_length_bytes = 512;
 679	tmp = (mc_arb_ramcfg & NOOFCOLS_MASK) >> NOOFCOLS_SHIFT;
 680	rdev->config.cayman.mem_row_size_in_kb = (4 * (1 << (8 + tmp))) / 1024;
 681	if (rdev->config.cayman.mem_row_size_in_kb > 4)
 682		rdev->config.cayman.mem_row_size_in_kb = 4;
 683	/* XXX use MC settings? */
 684	rdev->config.cayman.shader_engine_tile_size = 32;
 685	rdev->config.cayman.num_gpus = 1;
 686	rdev->config.cayman.multi_gpu_tile_size = 64;
 687
 688	//gb_addr_config = 0x02011003
 689#if 0
 690	gb_addr_config = RREG32(GB_ADDR_CONFIG);
 691#else
 692	gb_addr_config = 0;
 693	switch (rdev->config.cayman.num_tile_pipes) {
 694	case 1:
 695	default:
 696		gb_addr_config |= NUM_PIPES(0);
 697		break;
 698	case 2:
 699		gb_addr_config |= NUM_PIPES(1);
 700		break;
 701	case 4:
 702		gb_addr_config |= NUM_PIPES(2);
 703		break;
 704	case 8:
 705		gb_addr_config |= NUM_PIPES(3);
 706		break;
 707	}
 708
 709	tmp = (rdev->config.cayman.mem_max_burst_length_bytes / 256) - 1;
 710	gb_addr_config |= PIPE_INTERLEAVE_SIZE(tmp);
 711	gb_addr_config |= NUM_SHADER_ENGINES(rdev->config.cayman.num_shader_engines - 1);
 712	tmp = (rdev->config.cayman.shader_engine_tile_size / 16) - 1;
 713	gb_addr_config |= SHADER_ENGINE_TILE_SIZE(tmp);
 714	switch (rdev->config.cayman.num_gpus) {
 715	case 1:
 716	default:
 717		gb_addr_config |= NUM_GPUS(0);
 718		break;
 719	case 2:
 720		gb_addr_config |= NUM_GPUS(1);
 721		break;
 722	case 4:
 723		gb_addr_config |= NUM_GPUS(2);
 724		break;
 725	}
 726	switch (rdev->config.cayman.multi_gpu_tile_size) {
 727	case 16:
 728		gb_addr_config |= MULTI_GPU_TILE_SIZE(0);
 729		break;
 730	case 32:
 731	default:
 732		gb_addr_config |= MULTI_GPU_TILE_SIZE(1);
 733		break;
 734	case 64:
 735		gb_addr_config |= MULTI_GPU_TILE_SIZE(2);
 736		break;
 737	case 128:
 738		gb_addr_config |= MULTI_GPU_TILE_SIZE(3);
 739		break;
 740	}
 741	switch (rdev->config.cayman.mem_row_size_in_kb) {
 742	case 1:
 743	default:
 744		gb_addr_config |= ROW_SIZE(0);
 745		break;
 746	case 2:
 747		gb_addr_config |= ROW_SIZE(1);
 748		break;
 749	case 4:
 750		gb_addr_config |= ROW_SIZE(2);
 751		break;
 752	}
 753#endif
 754
 755	tmp = (gb_addr_config & NUM_PIPES_MASK) >> NUM_PIPES_SHIFT;
 756	rdev->config.cayman.num_tile_pipes = (1 << tmp);
 757	tmp = (gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT;
 758	rdev->config.cayman.mem_max_burst_length_bytes = (tmp + 1) * 256;
 759	tmp = (gb_addr_config & NUM_SHADER_ENGINES_MASK) >> NUM_SHADER_ENGINES_SHIFT;
 760	rdev->config.cayman.num_shader_engines = tmp + 1;
 761	tmp = (gb_addr_config & NUM_GPUS_MASK) >> NUM_GPUS_SHIFT;
 762	rdev->config.cayman.num_gpus = tmp + 1;
 763	tmp = (gb_addr_config & MULTI_GPU_TILE_SIZE_MASK) >> MULTI_GPU_TILE_SIZE_SHIFT;
 764	rdev->config.cayman.multi_gpu_tile_size = 1 << tmp;
 765	tmp = (gb_addr_config & ROW_SIZE_MASK) >> ROW_SIZE_SHIFT;
 766	rdev->config.cayman.mem_row_size_in_kb = 1 << tmp;
 767
 768	//gb_backend_map = 0x76541032;
 769#if 0
 770	gb_backend_map = RREG32(GB_BACKEND_MAP);
 771#else
 772	gb_backend_map =
 773		cayman_get_tile_pipe_to_backend_map(rdev, rdev->config.cayman.num_tile_pipes,
 774						    rdev->config.cayman.num_backends_per_se *
 775						    rdev->config.cayman.num_shader_engines,
 776						    &rdev->config.cayman.backend_disable_mask_per_asic,
 777						    rdev->config.cayman.num_shader_engines);
 778#endif
 779	/* setup tiling info dword.  gb_addr_config is not adequate since it does
 780	 * not have bank info, so create a custom tiling dword.
 781	 * bits 3:0   num_pipes
 782	 * bits 7:4   num_banks
 783	 * bits 11:8  group_size
 784	 * bits 15:12 row_size
 785	 */
 786	rdev->config.cayman.tile_config = 0;
 787	switch (rdev->config.cayman.num_tile_pipes) {
 788	case 1:
 789	default:
 790		rdev->config.cayman.tile_config |= (0 << 0);
 791		break;
 792	case 2:
 793		rdev->config.cayman.tile_config |= (1 << 0);
 794		break;
 795	case 4:
 796		rdev->config.cayman.tile_config |= (2 << 0);
 797		break;
 798	case 8:
 799		rdev->config.cayman.tile_config |= (3 << 0);
 800		break;
 801	}
 802	rdev->config.cayman.tile_config |=
 803		((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) << 4;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 804	rdev->config.cayman.tile_config |=
 805		((gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT) << 8;
 806	rdev->config.cayman.tile_config |=
 807		((gb_addr_config & ROW_SIZE_MASK) >> ROW_SIZE_SHIFT) << 12;
 808
 809	rdev->config.cayman.backend_map = gb_backend_map;
 810	WREG32(GB_BACKEND_MAP, gb_backend_map);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 811	WREG32(GB_ADDR_CONFIG, gb_addr_config);
 812	WREG32(DMIF_ADDR_CONFIG, gb_addr_config);
 
 
 813	WREG32(HDP_ADDR_CONFIG, gb_addr_config);
 814
 815	/* primary versions */
 816	WREG32(CC_RB_BACKEND_DISABLE, cc_rb_backend_disable);
 817	WREG32(CC_SYS_RB_BACKEND_DISABLE, cc_rb_backend_disable);
 818	WREG32(CC_GC_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
 819
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 820	WREG32(CGTS_TCC_DISABLE, cgts_tcc_disable);
 821	WREG32(CGTS_SYS_TCC_DISABLE, cgts_tcc_disable);
 822
 823	/* user versions */
 824	WREG32(GC_USER_RB_BACKEND_DISABLE, cc_rb_backend_disable);
 825	WREG32(GC_USER_SYS_RB_BACKEND_DISABLE, cc_rb_backend_disable);
 826	WREG32(GC_USER_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
 827
 828	WREG32(CGTS_USER_SYS_TCC_DISABLE, cgts_tcc_disable);
 829	WREG32(CGTS_USER_TCC_DISABLE, cgts_tcc_disable);
 830
 831	/* reprogram the shader complex */
 832	cgts_sm_ctrl_reg = RREG32(CGTS_SM_CTRL_REG);
 833	for (i = 0; i < 16; i++)
 834		WREG32(CGTS_SM_CTRL_REG, OVERRIDE);
 835	WREG32(CGTS_SM_CTRL_REG, cgts_sm_ctrl_reg);
 836
 837	/* set HW defaults for 3D engine */
 838	WREG32(CP_MEQ_THRESHOLDS, MEQ1_START(0x30) | MEQ2_START(0x60));
 839
 840	sx_debug_1 = RREG32(SX_DEBUG_1);
 841	sx_debug_1 |= ENABLE_NEW_SMX_ADDRESS;
 842	WREG32(SX_DEBUG_1, sx_debug_1);
 843
 844	smx_dc_ctl0 = RREG32(SMX_DC_CTL0);
 845	smx_dc_ctl0 &= ~NUMBER_OF_SETS(0x1ff);
 846	smx_dc_ctl0 |= NUMBER_OF_SETS(rdev->config.cayman.sx_num_of_sets);
 847	WREG32(SMX_DC_CTL0, smx_dc_ctl0);
 848
 849	WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4) | CRC_SIMD_ID_WADDR_DISABLE);
 850
 851	/* need to be explicitly zero-ed */
 852	WREG32(VGT_OFFCHIP_LDS_BASE, 0);
 853	WREG32(SQ_LSTMP_RING_BASE, 0);
 854	WREG32(SQ_HSTMP_RING_BASE, 0);
 855	WREG32(SQ_ESTMP_RING_BASE, 0);
 856	WREG32(SQ_GSTMP_RING_BASE, 0);
 857	WREG32(SQ_VSTMP_RING_BASE, 0);
 858	WREG32(SQ_PSTMP_RING_BASE, 0);
 859
 860	WREG32(TA_CNTL_AUX, DISABLE_CUBE_ANISO);
 861
 862	WREG32(SX_EXPORT_BUFFER_SIZES, (COLOR_BUFFER_SIZE((rdev->config.cayman.sx_max_export_size / 4) - 1) |
 863					POSITION_BUFFER_SIZE((rdev->config.cayman.sx_max_export_pos_size / 4) - 1) |
 864					SMX_BUFFER_SIZE((rdev->config.cayman.sx_max_export_smx_size / 4) - 1)));
 865
 866	WREG32(PA_SC_FIFO_SIZE, (SC_PRIM_FIFO_SIZE(rdev->config.cayman.sc_prim_fifo_size) |
 867				 SC_HIZ_TILE_FIFO_SIZE(rdev->config.cayman.sc_hiz_tile_fifo_size) |
 868				 SC_EARLYZ_TILE_FIFO_SIZE(rdev->config.cayman.sc_earlyz_tile_fifo_size)));
 869
 870
 871	WREG32(VGT_NUM_INSTANCES, 1);
 872
 873	WREG32(CP_PERFMON_CNTL, 0);
 874
 875	WREG32(SQ_MS_FIFO_SIZES, (CACHE_FIFO_SIZE(16 * rdev->config.cayman.sq_num_cf_insts) |
 876				  FETCH_FIFO_HIWATER(0x4) |
 877				  DONE_FIFO_HIWATER(0xe0) |
 878				  ALU_UPDATE_FIFO_HIWATER(0x8)));
 879
 880	WREG32(SQ_GPR_RESOURCE_MGMT_1, NUM_CLAUSE_TEMP_GPRS(4));
 881	WREG32(SQ_CONFIG, (VC_ENABLE |
 882			   EXPORT_SRC_C |
 883			   GFX_PRIO(0) |
 884			   CS1_PRIO(0) |
 885			   CS2_PRIO(1)));
 886	WREG32(SQ_DYN_GPR_CNTL_PS_FLUSH_REQ, DYN_GPR_ENABLE);
 887
 888	WREG32(PA_SC_FORCE_EOV_MAX_CNTS, (FORCE_EOV_MAX_CLK_CNT(4095) |
 889					  FORCE_EOV_MAX_REZ_CNT(255)));
 890
 891	WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(VC_AND_TC) |
 892	       AUTO_INVLD_EN(ES_AND_GS_AUTO));
 893
 894	WREG32(VGT_GS_VERTEX_REUSE, 16);
 895	WREG32(PA_SC_LINE_STIPPLE_STATE, 0);
 896
 897	WREG32(CB_PERF_CTR0_SEL_0, 0);
 898	WREG32(CB_PERF_CTR0_SEL_1, 0);
 899	WREG32(CB_PERF_CTR1_SEL_0, 0);
 900	WREG32(CB_PERF_CTR1_SEL_1, 0);
 901	WREG32(CB_PERF_CTR2_SEL_0, 0);
 902	WREG32(CB_PERF_CTR2_SEL_1, 0);
 903	WREG32(CB_PERF_CTR3_SEL_0, 0);
 904	WREG32(CB_PERF_CTR3_SEL_1, 0);
 905
 906	tmp = RREG32(HDP_MISC_CNTL);
 907	tmp |= HDP_FLUSH_INVALIDATE_CACHE;
 908	WREG32(HDP_MISC_CNTL, tmp);
 909
 910	hdp_host_path_cntl = RREG32(HDP_HOST_PATH_CNTL);
 911	WREG32(HDP_HOST_PATH_CNTL, hdp_host_path_cntl);
 912
 913	WREG32(PA_CL_ENHANCE, CLIP_VTX_REORDER_ENA | NUM_CLIP_SEQ(3));
 914
 915	udelay(50);
 
 
 
 
 
 
 
 
 
 
 916}
 917
 918/*
 919 * GART
 920 */
 921void cayman_pcie_gart_tlb_flush(struct radeon_device *rdev)
 922{
 923	/* flush hdp cache */
 924	WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
 925
 926	/* bits 0-7 are the VM contexts0-7 */
 927	WREG32(VM_INVALIDATE_REQUEST, 1);
 928}
 929
 930int cayman_pcie_gart_enable(struct radeon_device *rdev)
 931{
 932	int r;
 933
 934	if (rdev->gart.table.vram.robj == NULL) {
 935		dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
 936		return -EINVAL;
 937	}
 938	r = radeon_gart_table_vram_pin(rdev);
 939	if (r)
 940		return r;
 941	radeon_gart_restore(rdev);
 942	/* Setup TLB control */
 943	WREG32(MC_VM_MX_L1_TLB_CNTL, ENABLE_L1_TLB |
 
 
 944	       ENABLE_L1_FRAGMENT_PROCESSING |
 945	       SYSTEM_ACCESS_MODE_NOT_IN_SYS |
 
 946	       SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU);
 947	/* Setup L2 cache */
 948	WREG32(VM_L2_CNTL, ENABLE_L2_CACHE |
 
 949	       ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
 950	       ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE |
 951	       EFFECTIVE_L2_QUEUE_SIZE(7) |
 952	       CONTEXT1_IDENTITY_ACCESS_MODE(1));
 953	WREG32(VM_L2_CNTL2, INVALIDATE_ALL_L1_TLBS | INVALIDATE_L2_CACHE);
 954	WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY |
 
 955	       L2_CACHE_BIGK_FRAGMENT_SIZE(6));
 956	/* setup context0 */
 957	WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12);
 958	WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12);
 959	WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12);
 960	WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
 961			(u32)(rdev->dummy_page.addr >> 12));
 962	WREG32(VM_CONTEXT0_CNTL2, 0);
 963	WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) |
 964				RANGE_PROTECTION_FAULT_ENABLE_DEFAULT);
 965	/* disable context1-7 */
 966	WREG32(VM_CONTEXT1_CNTL2, 0);
 967	WREG32(VM_CONTEXT1_CNTL, 0);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 968
 969	cayman_pcie_gart_tlb_flush(rdev);
 
 
 
 970	rdev->gart.ready = true;
 971	return 0;
 972}
 973
 974void cayman_pcie_gart_disable(struct radeon_device *rdev)
 975{
 976	int r;
 
 
 
 
 
 977
 978	/* Disable all tables */
 979	WREG32(VM_CONTEXT0_CNTL, 0);
 980	WREG32(VM_CONTEXT1_CNTL, 0);
 981	/* Setup TLB control */
 982	WREG32(MC_VM_MX_L1_TLB_CNTL, ENABLE_L1_FRAGMENT_PROCESSING |
 983	       SYSTEM_ACCESS_MODE_NOT_IN_SYS |
 984	       SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU);
 985	/* Setup L2 cache */
 986	WREG32(VM_L2_CNTL, ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
 987	       ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE |
 988	       EFFECTIVE_L2_QUEUE_SIZE(7) |
 989	       CONTEXT1_IDENTITY_ACCESS_MODE(1));
 990	WREG32(VM_L2_CNTL2, 0);
 991	WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY |
 992	       L2_CACHE_BIGK_FRAGMENT_SIZE(6));
 993	if (rdev->gart.table.vram.robj) {
 994		r = radeon_bo_reserve(rdev->gart.table.vram.robj, false);
 995		if (likely(r == 0)) {
 996			radeon_bo_kunmap(rdev->gart.table.vram.robj);
 997			radeon_bo_unpin(rdev->gart.table.vram.robj);
 998			radeon_bo_unreserve(rdev->gart.table.vram.robj);
 999		}
1000	}
1001}
1002
1003void cayman_pcie_gart_fini(struct radeon_device *rdev)
1004{
1005	cayman_pcie_gart_disable(rdev);
1006	radeon_gart_table_vram_free(rdev);
1007	radeon_gart_fini(rdev);
1008}
1009
 
 
 
 
 
 
 
 
 
1010/*
1011 * CP.
1012 */
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1013static void cayman_cp_enable(struct radeon_device *rdev, bool enable)
1014{
1015	if (enable)
1016		WREG32(CP_ME_CNTL, 0);
1017	else {
1018		radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size);
 
1019		WREG32(CP_ME_CNTL, (CP_ME_HALT | CP_PFP_HALT));
1020		WREG32(SCRATCH_UMSK, 0);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1021	}
1022}
1023
1024static int cayman_cp_load_microcode(struct radeon_device *rdev)
1025{
1026	const __be32 *fw_data;
1027	int i;
1028
1029	if (!rdev->me_fw || !rdev->pfp_fw)
1030		return -EINVAL;
1031
1032	cayman_cp_enable(rdev, false);
1033
1034	fw_data = (const __be32 *)rdev->pfp_fw->data;
1035	WREG32(CP_PFP_UCODE_ADDR, 0);
1036	for (i = 0; i < CAYMAN_PFP_UCODE_SIZE; i++)
1037		WREG32(CP_PFP_UCODE_DATA, be32_to_cpup(fw_data++));
1038	WREG32(CP_PFP_UCODE_ADDR, 0);
1039
1040	fw_data = (const __be32 *)rdev->me_fw->data;
1041	WREG32(CP_ME_RAM_WADDR, 0);
1042	for (i = 0; i < CAYMAN_PM4_UCODE_SIZE; i++)
1043		WREG32(CP_ME_RAM_DATA, be32_to_cpup(fw_data++));
1044
1045	WREG32(CP_PFP_UCODE_ADDR, 0);
1046	WREG32(CP_ME_RAM_WADDR, 0);
1047	WREG32(CP_ME_RAM_RADDR, 0);
1048	return 0;
1049}
1050
1051static int cayman_cp_start(struct radeon_device *rdev)
1052{
 
1053	int r, i;
1054
1055	r = radeon_ring_lock(rdev, 7);
1056	if (r) {
1057		DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
1058		return r;
1059	}
1060	radeon_ring_write(rdev, PACKET3(PACKET3_ME_INITIALIZE, 5));
1061	radeon_ring_write(rdev, 0x1);
1062	radeon_ring_write(rdev, 0x0);
1063	radeon_ring_write(rdev, rdev->config.cayman.max_hw_contexts - 1);
1064	radeon_ring_write(rdev, PACKET3_ME_INITIALIZE_DEVICE_ID(1));
1065	radeon_ring_write(rdev, 0);
1066	radeon_ring_write(rdev, 0);
1067	radeon_ring_unlock_commit(rdev);
1068
1069	cayman_cp_enable(rdev, true);
1070
1071	r = radeon_ring_lock(rdev, cayman_default_size + 19);
1072	if (r) {
1073		DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
1074		return r;
1075	}
1076
1077	/* setup clear context state */
1078	radeon_ring_write(rdev, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
1079	radeon_ring_write(rdev, PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
1080
1081	for (i = 0; i < cayman_default_size; i++)
1082		radeon_ring_write(rdev, cayman_default_state[i]);
1083
1084	radeon_ring_write(rdev, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
1085	radeon_ring_write(rdev, PACKET3_PREAMBLE_END_CLEAR_STATE);
1086
1087	/* set clear context state */
1088	radeon_ring_write(rdev, PACKET3(PACKET3_CLEAR_STATE, 0));
1089	radeon_ring_write(rdev, 0);
1090
1091	/* SQ_VTX_BASE_VTX_LOC */
1092	radeon_ring_write(rdev, 0xc0026f00);
1093	radeon_ring_write(rdev, 0x00000000);
1094	radeon_ring_write(rdev, 0x00000000);
1095	radeon_ring_write(rdev, 0x00000000);
1096
1097	/* Clear consts */
1098	radeon_ring_write(rdev, 0xc0036f00);
1099	radeon_ring_write(rdev, 0x00000bc4);
1100	radeon_ring_write(rdev, 0xffffffff);
1101	radeon_ring_write(rdev, 0xffffffff);
1102	radeon_ring_write(rdev, 0xffffffff);
1103
1104	radeon_ring_write(rdev, 0xc0026900);
1105	radeon_ring_write(rdev, 0x00000316);
1106	radeon_ring_write(rdev, 0x0000000e); /* VGT_VERTEX_REUSE_BLOCK_CNTL */
1107	radeon_ring_write(rdev, 0x00000010); /*  */
1108
1109	radeon_ring_unlock_commit(rdev);
1110
1111	/* XXX init other rings */
1112
1113	return 0;
1114}
1115
1116static void cayman_cp_fini(struct radeon_device *rdev)
1117{
 
1118	cayman_cp_enable(rdev, false);
1119	radeon_ring_fini(rdev);
 
1120}
1121
1122int cayman_cp_resume(struct radeon_device *rdev)
1123{
1124	u32 tmp;
1125	u32 rb_bufsz;
1126	int r;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1127
1128	/* Reset cp; if cp is reset, then PA, SH, VGT also need to be reset */
1129	WREG32(GRBM_SOFT_RESET, (SOFT_RESET_CP |
1130				 SOFT_RESET_PA |
1131				 SOFT_RESET_SH |
1132				 SOFT_RESET_VGT |
1133				 SOFT_RESET_SPI |
1134				 SOFT_RESET_SX));
1135	RREG32(GRBM_SOFT_RESET);
1136	mdelay(15);
1137	WREG32(GRBM_SOFT_RESET, 0);
1138	RREG32(GRBM_SOFT_RESET);
1139
1140	WREG32(CP_SEM_WAIT_TIMER, 0x4);
 
1141
1142	/* Set the write pointer delay */
1143	WREG32(CP_RB_WPTR_DELAY, 0);
1144
1145	WREG32(CP_DEBUG, (1 << 27));
1146
1147	/* ring 0 - compute and gfx */
1148	/* Set ring buffer size */
1149	rb_bufsz = drm_order(rdev->cp.ring_size / 8);
1150	tmp = (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
 
 
 
 
 
 
 
 
1151#ifdef __BIG_ENDIAN
1152	tmp |= BUF_SWAP_32BIT;
1153#endif
1154	WREG32(CP_RB0_CNTL, tmp);
1155
1156	/* Initialize the ring buffer's read and write pointers */
1157	WREG32(CP_RB0_CNTL, tmp | RB_RPTR_WR_ENA);
1158	rdev->cp.wptr = 0;
1159	WREG32(CP_RB0_WPTR, rdev->cp.wptr);
1160
1161	/* set the wb address wether it's enabled or not */
1162	WREG32(CP_RB0_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC);
1163	WREG32(CP_RB0_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFF);
1164	WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF);
1165
1166	if (rdev->wb.enabled)
1167		WREG32(SCRATCH_UMSK, 0xff);
1168	else {
1169		tmp |= RB_NO_UPDATE;
1170		WREG32(SCRATCH_UMSK, 0);
1171	}
1172
1173	mdelay(1);
1174	WREG32(CP_RB0_CNTL, tmp);
 
 
1175
1176	WREG32(CP_RB0_BASE, rdev->cp.gpu_addr >> 8);
 
 
1177
1178	rdev->cp.rptr = RREG32(CP_RB0_RPTR);
 
 
1179
1180	/* ring1  - compute only */
1181	/* Set ring buffer size */
1182	rb_bufsz = drm_order(rdev->cp1.ring_size / 8);
1183	tmp = (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
1184#ifdef __BIG_ENDIAN
1185	tmp |= BUF_SWAP_32BIT;
1186#endif
1187	WREG32(CP_RB1_CNTL, tmp);
 
 
 
 
 
1188
1189	/* Initialize the ring buffer's read and write pointers */
1190	WREG32(CP_RB1_CNTL, tmp | RB_RPTR_WR_ENA);
1191	rdev->cp1.wptr = 0;
1192	WREG32(CP_RB1_WPTR, rdev->cp1.wptr);
1193
1194	/* set the wb address wether it's enabled or not */
1195	WREG32(CP_RB1_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP1_RPTR_OFFSET) & 0xFFFFFFFC);
1196	WREG32(CP_RB1_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP1_RPTR_OFFSET) & 0xFF);
1197
1198	mdelay(1);
1199	WREG32(CP_RB1_CNTL, tmp);
 
 
1200
1201	WREG32(CP_RB1_BASE, rdev->cp1.gpu_addr >> 8);
 
 
 
 
 
 
 
 
1202
1203	rdev->cp1.rptr = RREG32(CP_RB1_RPTR);
 
 
1204
1205	/* ring2 - compute only */
1206	/* Set ring buffer size */
1207	rb_bufsz = drm_order(rdev->cp2.ring_size / 8);
1208	tmp = (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
1209#ifdef __BIG_ENDIAN
1210	tmp |= BUF_SWAP_32BIT;
1211#endif
1212	WREG32(CP_RB2_CNTL, tmp);
1213
1214	/* Initialize the ring buffer's read and write pointers */
1215	WREG32(CP_RB2_CNTL, tmp | RB_RPTR_WR_ENA);
1216	rdev->cp2.wptr = 0;
1217	WREG32(CP_RB2_WPTR, rdev->cp2.wptr);
1218
1219	/* set the wb address wether it's enabled or not */
1220	WREG32(CP_RB2_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP2_RPTR_OFFSET) & 0xFFFFFFFC);
1221	WREG32(CP_RB2_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP2_RPTR_OFFSET) & 0xFF);
 
1222
1223	mdelay(1);
1224	WREG32(CP_RB2_CNTL, tmp);
 
 
1225
1226	WREG32(CP_RB2_BASE, rdev->cp2.gpu_addr >> 8);
 
1227
1228	rdev->cp2.rptr = RREG32(CP_RB2_RPTR);
 
 
 
1229
1230	/* start the rings */
1231	cayman_cp_start(rdev);
1232	rdev->cp.ready = true;
1233	rdev->cp1.ready = true;
1234	rdev->cp2.ready = true;
1235	/* this only test cp0 */
1236	r = radeon_ring_test(rdev);
1237	if (r) {
1238		rdev->cp.ready = false;
1239		rdev->cp1.ready = false;
1240		rdev->cp2.ready = false;
1241		return r;
1242	}
1243
1244	return 0;
1245}
1246
1247bool cayman_gpu_is_lockup(struct radeon_device *rdev)
1248{
1249	u32 srbm_status;
1250	u32 grbm_status;
1251	u32 grbm_status_se0, grbm_status_se1;
1252	struct r100_gpu_lockup *lockup = &rdev->config.cayman.lockup;
1253	int r;
1254
1255	srbm_status = RREG32(SRBM_STATUS);
1256	grbm_status = RREG32(GRBM_STATUS);
1257	grbm_status_se0 = RREG32(GRBM_STATUS_SE0);
1258	grbm_status_se1 = RREG32(GRBM_STATUS_SE1);
1259	if (!(grbm_status & GUI_ACTIVE)) {
1260		r100_gpu_lockup_update(lockup, &rdev->cp);
1261		return false;
1262	}
1263	/* force CP activities */
1264	r = radeon_ring_lock(rdev, 2);
1265	if (!r) {
1266		/* PACKET2 NOP */
1267		radeon_ring_write(rdev, 0x80000000);
1268		radeon_ring_write(rdev, 0x80000000);
1269		radeon_ring_unlock_commit(rdev);
 
 
 
 
1270	}
1271	/* XXX deal with CP0,1,2 */
1272	rdev->cp.rptr = RREG32(CP_RB0_RPTR);
1273	return r100_gpu_cp_is_lockup(rdev, lockup, &rdev->cp);
1274}
1275
1276static int cayman_gpu_soft_reset(struct radeon_device *rdev)
1277{
1278	struct evergreen_mc_save save;
1279	u32 grbm_reset = 0;
 
1280
1281	if (!(RREG32(GRBM_STATUS) & GUI_ACTIVE))
1282		return 0;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1283
1284	dev_info(rdev->dev, "GPU softreset \n");
1285	dev_info(rdev->dev, "  GRBM_STATUS=0x%08X\n",
1286		RREG32(GRBM_STATUS));
1287	dev_info(rdev->dev, "  GRBM_STATUS_SE0=0x%08X\n",
1288		RREG32(GRBM_STATUS_SE0));
1289	dev_info(rdev->dev, "  GRBM_STATUS_SE1=0x%08X\n",
1290		RREG32(GRBM_STATUS_SE1));
1291	dev_info(rdev->dev, "  SRBM_STATUS=0x%08X\n",
1292		RREG32(SRBM_STATUS));
1293	evergreen_mc_stop(rdev, &save);
1294	if (evergreen_mc_wait_for_idle(rdev)) {
1295		dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
1296	}
1297	/* Disable CP parsing/prefetching */
1298	WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT);
1299
1300	/* reset all the gfx blocks */
1301	grbm_reset = (SOFT_RESET_CP |
1302		      SOFT_RESET_CB |
1303		      SOFT_RESET_DB |
1304		      SOFT_RESET_GDS |
1305		      SOFT_RESET_PA |
1306		      SOFT_RESET_SC |
1307		      SOFT_RESET_SPI |
1308		      SOFT_RESET_SH |
1309		      SOFT_RESET_SX |
1310		      SOFT_RESET_TC |
1311		      SOFT_RESET_TA |
1312		      SOFT_RESET_VGT |
1313		      SOFT_RESET_IA);
1314
1315	dev_info(rdev->dev, "  GRBM_SOFT_RESET=0x%08X\n", grbm_reset);
1316	WREG32(GRBM_SOFT_RESET, grbm_reset);
1317	(void)RREG32(GRBM_SOFT_RESET);
1318	udelay(50);
1319	WREG32(GRBM_SOFT_RESET, 0);
1320	(void)RREG32(GRBM_SOFT_RESET);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1321	/* Wait a little for things to settle down */
1322	udelay(50);
1323	dev_info(rdev->dev, "  GRBM_STATUS=0x%08X\n",
1324		RREG32(GRBM_STATUS));
1325	dev_info(rdev->dev, "  GRBM_STATUS_SE0=0x%08X\n",
1326		RREG32(GRBM_STATUS_SE0));
1327	dev_info(rdev->dev, "  GRBM_STATUS_SE1=0x%08X\n",
1328		RREG32(GRBM_STATUS_SE1));
1329	dev_info(rdev->dev, "  SRBM_STATUS=0x%08X\n",
1330		RREG32(SRBM_STATUS));
1331	evergreen_mc_resume(rdev, &save);
1332	return 0;
 
 
1333}
1334
1335int cayman_asic_reset(struct radeon_device *rdev)
1336{
1337	return cayman_gpu_soft_reset(rdev);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1338}
1339
1340static int cayman_startup(struct radeon_device *rdev)
1341{
 
1342	int r;
1343
1344	if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw || !rdev->mc_fw) {
1345		r = ni_init_microcode(rdev);
 
 
 
 
 
 
 
 
 
 
 
 
1346		if (r) {
1347			DRM_ERROR("Failed to load firmware!\n");
1348			return r;
1349		}
1350	}
1351	r = ni_mc_load_microcode(rdev);
1352	if (r) {
1353		DRM_ERROR("Failed to load MC firmware!\n");
1354		return r;
1355	}
1356
1357	evergreen_mc_program(rdev);
1358	r = cayman_pcie_gart_enable(rdev);
1359	if (r)
1360		return r;
1361	cayman_gpu_init(rdev);
1362
1363	r = evergreen_blit_init(rdev);
1364	if (r) {
1365		evergreen_blit_fini(rdev);
1366		rdev->asic->copy = NULL;
1367		dev_warn(rdev->dev, "failed blitter (%d) falling back to memcpy\n", r);
 
 
 
 
 
 
1368	}
1369
1370	/* allocate wb buffer */
1371	r = radeon_wb_init(rdev);
1372	if (r)
1373		return r;
1374
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1375	/* Enable IRQ */
 
 
 
 
 
 
1376	r = r600_irq_init(rdev);
1377	if (r) {
1378		DRM_ERROR("radeon: IH init failed (%d).\n", r);
1379		radeon_irq_kms_fini(rdev);
1380		return r;
1381	}
1382	evergreen_irq_set(rdev);
1383
1384	r = radeon_ring_init(rdev, rdev->cp.ring_size);
 
 
 
 
 
 
 
 
 
 
 
 
 
1385	if (r)
1386		return r;
 
1387	r = cayman_cp_load_microcode(rdev);
1388	if (r)
1389		return r;
1390	r = cayman_cp_resume(rdev);
1391	if (r)
1392		return r;
1393
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1394	return 0;
1395}
1396
1397int cayman_resume(struct radeon_device *rdev)
1398{
1399	int r;
1400
1401	/* Do not reset GPU before posting, on rv770 hw unlike on r500 hw,
1402	 * posting will perform necessary task to bring back GPU into good
1403	 * shape.
1404	 */
1405	/* post card */
1406	atom_asic_init(rdev->mode_info.atom_context);
1407
 
 
 
 
 
 
 
1408	r = cayman_startup(rdev);
1409	if (r) {
1410		DRM_ERROR("cayman startup failed on resume\n");
 
1411		return r;
1412	}
1413
1414	r = r600_ib_test(rdev);
1415	if (r) {
1416		DRM_ERROR("radeon: failled testing IB (%d).\n", r);
1417		return r;
1418	}
1419
1420	return r;
1421
1422}
1423
1424int cayman_suspend(struct radeon_device *rdev)
1425{
1426	int r;
1427
1428	/* FIXME: we should wait for ring to be empty */
1429	cayman_cp_enable(rdev, false);
1430	rdev->cp.ready = false;
 
 
1431	evergreen_irq_suspend(rdev);
1432	radeon_wb_disable(rdev);
1433	cayman_pcie_gart_disable(rdev);
1434
1435	/* unpin shaders bo */
1436	r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false);
1437	if (likely(r == 0)) {
1438		radeon_bo_unpin(rdev->r600_blit.shader_obj);
1439		radeon_bo_unreserve(rdev->r600_blit.shader_obj);
1440	}
1441
1442	return 0;
1443}
1444
1445/* Plan is to move initialization in that function and use
1446 * helper function so that radeon_device_init pretty much
1447 * do nothing more than calling asic specific function. This
1448 * should also allow to remove a bunch of callback function
1449 * like vram_info.
1450 */
1451int cayman_init(struct radeon_device *rdev)
1452{
 
1453	int r;
1454
1455	/* This don't do much */
1456	r = radeon_gem_init(rdev);
1457	if (r)
1458		return r;
1459	/* Read BIOS */
1460	if (!radeon_get_bios(rdev)) {
1461		if (ASIC_IS_AVIVO(rdev))
1462			return -EINVAL;
1463	}
1464	/* Must be an ATOMBIOS */
1465	if (!rdev->is_atom_bios) {
1466		dev_err(rdev->dev, "Expecting atombios for cayman GPU\n");
1467		return -EINVAL;
1468	}
1469	r = radeon_atombios_init(rdev);
1470	if (r)
1471		return r;
1472
1473	/* Post card if necessary */
1474	if (!radeon_card_posted(rdev)) {
1475		if (!rdev->bios) {
1476			dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n");
1477			return -EINVAL;
1478		}
1479		DRM_INFO("GPU not posted. posting now...\n");
1480		atom_asic_init(rdev->mode_info.atom_context);
1481	}
 
 
1482	/* Initialize scratch registers */
1483	r600_scratch_init(rdev);
1484	/* Initialize surface registers */
1485	radeon_surface_init(rdev);
1486	/* Initialize clocks */
1487	radeon_get_clock_info(rdev->ddev);
1488	/* Fence driver */
1489	r = radeon_fence_driver_init(rdev);
1490	if (r)
1491		return r;
1492	/* initialize memory controller */
1493	r = evergreen_mc_init(rdev);
1494	if (r)
1495		return r;
1496	/* Memory manager */
1497	r = radeon_bo_init(rdev);
1498	if (r)
1499		return r;
1500
1501	r = radeon_irq_kms_init(rdev);
1502	if (r)
1503		return r;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1504
1505	rdev->cp.ring_obj = NULL;
1506	r600_ring_init(rdev, 1024 * 1024);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1507
1508	rdev->ih.ring_obj = NULL;
1509	r600_ih_ring_init(rdev, 64 * 1024);
1510
1511	r = r600_pcie_gart_init(rdev);
1512	if (r)
1513		return r;
1514
1515	rdev->accel_working = true;
1516	r = cayman_startup(rdev);
1517	if (r) {
1518		dev_err(rdev->dev, "disabling GPU acceleration\n");
1519		cayman_cp_fini(rdev);
 
1520		r600_irq_fini(rdev);
 
 
1521		radeon_wb_fini(rdev);
 
 
1522		radeon_irq_kms_fini(rdev);
1523		cayman_pcie_gart_fini(rdev);
1524		rdev->accel_working = false;
1525	}
1526	if (rdev->accel_working) {
1527		r = radeon_ib_pool_init(rdev);
1528		if (r) {
1529			DRM_ERROR("radeon: failed initializing IB pool (%d).\n", r);
1530			rdev->accel_working = false;
1531		}
1532		r = r600_ib_test(rdev);
1533		if (r) {
1534			DRM_ERROR("radeon: failed testing IB (%d).\n", r);
1535			rdev->accel_working = false;
1536		}
1537	}
1538
1539	/* Don't start up if the MC ucode is missing.
1540	 * The default clocks and voltages before the MC ucode
1541	 * is loaded are not suffient for advanced operations.
 
 
 
1542	 */
1543	if (!rdev->mc_fw) {
1544		DRM_ERROR("radeon: MC ucode required for NI+.\n");
1545		return -EINVAL;
1546	}
1547
1548	return 0;
1549}
1550
1551void cayman_fini(struct radeon_device *rdev)
1552{
1553	evergreen_blit_fini(rdev);
1554	cayman_cp_fini(rdev);
 
1555	r600_irq_fini(rdev);
 
 
1556	radeon_wb_fini(rdev);
 
1557	radeon_ib_pool_fini(rdev);
1558	radeon_irq_kms_fini(rdev);
 
 
 
 
1559	cayman_pcie_gart_fini(rdev);
 
1560	radeon_gem_fini(rdev);
1561	radeon_fence_driver_fini(rdev);
1562	radeon_bo_fini(rdev);
1563	radeon_atombios_fini(rdev);
1564	kfree(rdev->bios);
1565	rdev->bios = NULL;
1566}
1567
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}