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v5.4
   1/*
   2 * Copyright 2010 Advanced Micro Devices, Inc.
   3 * Copyright 2008 Red Hat Inc.
   4 * Copyright 2009 Jerome Glisse.
   5 *
   6 * Permission is hereby granted, free of charge, to any person obtaining a
   7 * copy of this software and associated documentation files (the "Software"),
   8 * to deal in the Software without restriction, including without limitation
   9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  10 * and/or sell copies of the Software, and to permit persons to whom the
  11 * Software is furnished to do so, subject to the following conditions:
  12 *
  13 * The above copyright notice and this permission notice shall be included in
  14 * all copies or substantial portions of the Software.
  15 *
  16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  22 * OTHER DEALINGS IN THE SOFTWARE.
  23 *
  24 * Authors: Dave Airlie
  25 *          Alex Deucher
  26 *          Jerome Glisse
  27 */
  28
  29#include "radeon.h"
  30#include "radeon_asic.h"
 
  31#include "evergreend.h"
  32#include "evergreen_reg_safe.h"
  33#include "cayman_reg_safe.h"
  34
  35#define MAX(a,b)                   (((a)>(b))?(a):(b))
  36#define MIN(a,b)                   (((a)<(b))?(a):(b))
  37
  38#define REG_SAFE_BM_SIZE ARRAY_SIZE(evergreen_reg_safe_bm)
  39
  40int r600_dma_cs_next_reloc(struct radeon_cs_parser *p,
  41			   struct radeon_bo_list **cs_reloc);
  42struct evergreen_cs_track {
  43	u32			group_size;
  44	u32			nbanks;
  45	u32			npipes;
  46	u32			row_size;
  47	/* value we track */
  48	u32			nsamples;		/* unused */
  49	struct radeon_bo	*cb_color_bo[12];
  50	u32			cb_color_bo_offset[12];
  51	struct radeon_bo	*cb_color_fmask_bo[8];	/* unused */
  52	struct radeon_bo	*cb_color_cmask_bo[8];	/* unused */
  53	u32			cb_color_info[12];
  54	u32			cb_color_view[12];
  55	u32			cb_color_pitch[12];
  56	u32			cb_color_slice[12];
  57	u32			cb_color_slice_idx[12];
  58	u32			cb_color_attrib[12];
  59	u32			cb_color_cmask_slice[8];/* unused */
  60	u32			cb_color_fmask_slice[8];/* unused */
  61	u32			cb_target_mask;
  62	u32			cb_shader_mask; /* unused */
  63	u32			vgt_strmout_config;
  64	u32			vgt_strmout_buffer_config;
  65	struct radeon_bo	*vgt_strmout_bo[4];
  66	u32			vgt_strmout_bo_offset[4];
  67	u32			vgt_strmout_size[4];
  68	u32			db_depth_control;
  69	u32			db_depth_view;
  70	u32			db_depth_slice;
  71	u32			db_depth_size;
  72	u32			db_z_info;
  73	u32			db_z_read_offset;
  74	u32			db_z_write_offset;
  75	struct radeon_bo	*db_z_read_bo;
  76	struct radeon_bo	*db_z_write_bo;
  77	u32			db_s_info;
  78	u32			db_s_read_offset;
  79	u32			db_s_write_offset;
  80	struct radeon_bo	*db_s_read_bo;
  81	struct radeon_bo	*db_s_write_bo;
  82	bool			sx_misc_kill_all_prims;
  83	bool			cb_dirty;
  84	bool			db_dirty;
  85	bool			streamout_dirty;
  86	u32			htile_offset;
  87	u32			htile_surface;
  88	struct radeon_bo	*htile_bo;
  89	unsigned long		indirect_draw_buffer_size;
  90	const unsigned		*reg_safe_bm;
  91};
  92
  93static u32 evergreen_cs_get_aray_mode(u32 tiling_flags)
  94{
  95	if (tiling_flags & RADEON_TILING_MACRO)
  96		return ARRAY_2D_TILED_THIN1;
  97	else if (tiling_flags & RADEON_TILING_MICRO)
  98		return ARRAY_1D_TILED_THIN1;
  99	else
 100		return ARRAY_LINEAR_GENERAL;
 101}
 102
 103static u32 evergreen_cs_get_num_banks(u32 nbanks)
 104{
 105	switch (nbanks) {
 106	case 2:
 107		return ADDR_SURF_2_BANK;
 108	case 4:
 109		return ADDR_SURF_4_BANK;
 110	case 8:
 111	default:
 112		return ADDR_SURF_8_BANK;
 113	case 16:
 114		return ADDR_SURF_16_BANK;
 115	}
 116}
 117
 118static void evergreen_cs_track_init(struct evergreen_cs_track *track)
 119{
 120	int i;
 121
 122	for (i = 0; i < 8; i++) {
 123		track->cb_color_fmask_bo[i] = NULL;
 124		track->cb_color_cmask_bo[i] = NULL;
 125		track->cb_color_cmask_slice[i] = 0;
 126		track->cb_color_fmask_slice[i] = 0;
 127	}
 128
 129	for (i = 0; i < 12; i++) {
 130		track->cb_color_bo[i] = NULL;
 131		track->cb_color_bo_offset[i] = 0xFFFFFFFF;
 132		track->cb_color_info[i] = 0;
 133		track->cb_color_view[i] = 0xFFFFFFFF;
 134		track->cb_color_pitch[i] = 0;
 135		track->cb_color_slice[i] = 0xfffffff;
 136		track->cb_color_slice_idx[i] = 0;
 137	}
 138	track->cb_target_mask = 0xFFFFFFFF;
 139	track->cb_shader_mask = 0xFFFFFFFF;
 140	track->cb_dirty = true;
 141
 142	track->db_depth_slice = 0xffffffff;
 143	track->db_depth_view = 0xFFFFC000;
 144	track->db_depth_size = 0xFFFFFFFF;
 145	track->db_depth_control = 0xFFFFFFFF;
 146	track->db_z_info = 0xFFFFFFFF;
 147	track->db_z_read_offset = 0xFFFFFFFF;
 148	track->db_z_write_offset = 0xFFFFFFFF;
 149	track->db_z_read_bo = NULL;
 150	track->db_z_write_bo = NULL;
 151	track->db_s_info = 0xFFFFFFFF;
 152	track->db_s_read_offset = 0xFFFFFFFF;
 153	track->db_s_write_offset = 0xFFFFFFFF;
 154	track->db_s_read_bo = NULL;
 155	track->db_s_write_bo = NULL;
 156	track->db_dirty = true;
 157	track->htile_bo = NULL;
 158	track->htile_offset = 0xFFFFFFFF;
 159	track->htile_surface = 0;
 160
 161	for (i = 0; i < 4; i++) {
 162		track->vgt_strmout_size[i] = 0;
 163		track->vgt_strmout_bo[i] = NULL;
 164		track->vgt_strmout_bo_offset[i] = 0xFFFFFFFF;
 165	}
 166	track->streamout_dirty = true;
 167	track->sx_misc_kill_all_prims = false;
 168}
 169
 170struct eg_surface {
 171	/* value gathered from cs */
 172	unsigned	nbx;
 173	unsigned	nby;
 174	unsigned	format;
 175	unsigned	mode;
 176	unsigned	nbanks;
 177	unsigned	bankw;
 178	unsigned	bankh;
 179	unsigned	tsplit;
 180	unsigned	mtilea;
 181	unsigned	nsamples;
 182	/* output value */
 183	unsigned	bpe;
 184	unsigned	layer_size;
 185	unsigned	palign;
 186	unsigned	halign;
 187	unsigned long	base_align;
 188};
 189
 190static int evergreen_surface_check_linear(struct radeon_cs_parser *p,
 191					  struct eg_surface *surf,
 192					  const char *prefix)
 193{
 194	surf->layer_size = surf->nbx * surf->nby * surf->bpe * surf->nsamples;
 195	surf->base_align = surf->bpe;
 196	surf->palign = 1;
 197	surf->halign = 1;
 198	return 0;
 199}
 200
 201static int evergreen_surface_check_linear_aligned(struct radeon_cs_parser *p,
 202						  struct eg_surface *surf,
 203						  const char *prefix)
 204{
 205	struct evergreen_cs_track *track = p->track;
 206	unsigned palign;
 207
 208	palign = MAX(64, track->group_size / surf->bpe);
 209	surf->layer_size = surf->nbx * surf->nby * surf->bpe * surf->nsamples;
 210	surf->base_align = track->group_size;
 211	surf->palign = palign;
 212	surf->halign = 1;
 213	if (surf->nbx & (palign - 1)) {
 214		if (prefix) {
 215			dev_warn(p->dev, "%s:%d %s pitch %d invalid must be aligned with %d\n",
 216				 __func__, __LINE__, prefix, surf->nbx, palign);
 217		}
 218		return -EINVAL;
 219	}
 220	return 0;
 221}
 222
 223static int evergreen_surface_check_1d(struct radeon_cs_parser *p,
 224				      struct eg_surface *surf,
 225				      const char *prefix)
 226{
 227	struct evergreen_cs_track *track = p->track;
 228	unsigned palign;
 229
 230	palign = track->group_size / (8 * surf->bpe * surf->nsamples);
 231	palign = MAX(8, palign);
 232	surf->layer_size = surf->nbx * surf->nby * surf->bpe;
 233	surf->base_align = track->group_size;
 234	surf->palign = palign;
 235	surf->halign = 8;
 236	if ((surf->nbx & (palign - 1))) {
 237		if (prefix) {
 238			dev_warn(p->dev, "%s:%d %s pitch %d invalid must be aligned with %d (%d %d %d)\n",
 239				 __func__, __LINE__, prefix, surf->nbx, palign,
 240				 track->group_size, surf->bpe, surf->nsamples);
 241		}
 242		return -EINVAL;
 243	}
 244	if ((surf->nby & (8 - 1))) {
 245		if (prefix) {
 246			dev_warn(p->dev, "%s:%d %s height %d invalid must be aligned with 8\n",
 247				 __func__, __LINE__, prefix, surf->nby);
 248		}
 249		return -EINVAL;
 250	}
 251	return 0;
 252}
 253
 254static int evergreen_surface_check_2d(struct radeon_cs_parser *p,
 255				      struct eg_surface *surf,
 256				      const char *prefix)
 257{
 258	struct evergreen_cs_track *track = p->track;
 259	unsigned palign, halign, tileb, slice_pt;
 260	unsigned mtile_pr, mtile_ps, mtileb;
 261
 262	tileb = 64 * surf->bpe * surf->nsamples;
 263	slice_pt = 1;
 264	if (tileb > surf->tsplit) {
 265		slice_pt = tileb / surf->tsplit;
 266	}
 267	tileb = tileb / slice_pt;
 268	/* macro tile width & height */
 269	palign = (8 * surf->bankw * track->npipes) * surf->mtilea;
 270	halign = (8 * surf->bankh * surf->nbanks) / surf->mtilea;
 271	mtileb = (palign / 8) * (halign / 8) * tileb;
 272	mtile_pr = surf->nbx / palign;
 273	mtile_ps = (mtile_pr * surf->nby) / halign;
 274	surf->layer_size = mtile_ps * mtileb * slice_pt;
 275	surf->base_align = (palign / 8) * (halign / 8) * tileb;
 276	surf->palign = palign;
 277	surf->halign = halign;
 278
 279	if ((surf->nbx & (palign - 1))) {
 280		if (prefix) {
 281			dev_warn(p->dev, "%s:%d %s pitch %d invalid must be aligned with %d\n",
 282				 __func__, __LINE__, prefix, surf->nbx, palign);
 283		}
 284		return -EINVAL;
 285	}
 286	if ((surf->nby & (halign - 1))) {
 287		if (prefix) {
 288			dev_warn(p->dev, "%s:%d %s height %d invalid must be aligned with %d\n",
 289				 __func__, __LINE__, prefix, surf->nby, halign);
 290		}
 291		return -EINVAL;
 292	}
 293
 294	return 0;
 295}
 296
 297static int evergreen_surface_check(struct radeon_cs_parser *p,
 298				   struct eg_surface *surf,
 299				   const char *prefix)
 300{
 301	/* some common value computed here */
 302	surf->bpe = r600_fmt_get_blocksize(surf->format);
 303
 304	switch (surf->mode) {
 305	case ARRAY_LINEAR_GENERAL:
 306		return evergreen_surface_check_linear(p, surf, prefix);
 307	case ARRAY_LINEAR_ALIGNED:
 308		return evergreen_surface_check_linear_aligned(p, surf, prefix);
 309	case ARRAY_1D_TILED_THIN1:
 310		return evergreen_surface_check_1d(p, surf, prefix);
 311	case ARRAY_2D_TILED_THIN1:
 312		return evergreen_surface_check_2d(p, surf, prefix);
 313	default:
 314		dev_warn(p->dev, "%s:%d %s invalid array mode %d\n",
 315				__func__, __LINE__, prefix, surf->mode);
 316		return -EINVAL;
 317	}
 318	return -EINVAL;
 319}
 320
 321static int evergreen_surface_value_conv_check(struct radeon_cs_parser *p,
 322					      struct eg_surface *surf,
 323					      const char *prefix)
 324{
 325	switch (surf->mode) {
 326	case ARRAY_2D_TILED_THIN1:
 327		break;
 328	case ARRAY_LINEAR_GENERAL:
 329	case ARRAY_LINEAR_ALIGNED:
 330	case ARRAY_1D_TILED_THIN1:
 331		return 0;
 332	default:
 333		dev_warn(p->dev, "%s:%d %s invalid array mode %d\n",
 334				__func__, __LINE__, prefix, surf->mode);
 335		return -EINVAL;
 336	}
 337
 338	switch (surf->nbanks) {
 339	case 0: surf->nbanks = 2; break;
 340	case 1: surf->nbanks = 4; break;
 341	case 2: surf->nbanks = 8; break;
 342	case 3: surf->nbanks = 16; break;
 343	default:
 344		dev_warn(p->dev, "%s:%d %s invalid number of banks %d\n",
 345			 __func__, __LINE__, prefix, surf->nbanks);
 346		return -EINVAL;
 347	}
 348	switch (surf->bankw) {
 349	case 0: surf->bankw = 1; break;
 350	case 1: surf->bankw = 2; break;
 351	case 2: surf->bankw = 4; break;
 352	case 3: surf->bankw = 8; break;
 353	default:
 354		dev_warn(p->dev, "%s:%d %s invalid bankw %d\n",
 355			 __func__, __LINE__, prefix, surf->bankw);
 356		return -EINVAL;
 357	}
 358	switch (surf->bankh) {
 359	case 0: surf->bankh = 1; break;
 360	case 1: surf->bankh = 2; break;
 361	case 2: surf->bankh = 4; break;
 362	case 3: surf->bankh = 8; break;
 363	default:
 364		dev_warn(p->dev, "%s:%d %s invalid bankh %d\n",
 365			 __func__, __LINE__, prefix, surf->bankh);
 366		return -EINVAL;
 367	}
 368	switch (surf->mtilea) {
 369	case 0: surf->mtilea = 1; break;
 370	case 1: surf->mtilea = 2; break;
 371	case 2: surf->mtilea = 4; break;
 372	case 3: surf->mtilea = 8; break;
 373	default:
 374		dev_warn(p->dev, "%s:%d %s invalid macro tile aspect %d\n",
 375			 __func__, __LINE__, prefix, surf->mtilea);
 376		return -EINVAL;
 377	}
 378	switch (surf->tsplit) {
 379	case 0: surf->tsplit = 64; break;
 380	case 1: surf->tsplit = 128; break;
 381	case 2: surf->tsplit = 256; break;
 382	case 3: surf->tsplit = 512; break;
 383	case 4: surf->tsplit = 1024; break;
 384	case 5: surf->tsplit = 2048; break;
 385	case 6: surf->tsplit = 4096; break;
 386	default:
 387		dev_warn(p->dev, "%s:%d %s invalid tile split %d\n",
 388			 __func__, __LINE__, prefix, surf->tsplit);
 389		return -EINVAL;
 390	}
 391	return 0;
 392}
 393
 394static int evergreen_cs_track_validate_cb(struct radeon_cs_parser *p, unsigned id)
 395{
 396	struct evergreen_cs_track *track = p->track;
 397	struct eg_surface surf;
 398	unsigned pitch, slice, mslice;
 399	unsigned long offset;
 400	int r;
 401
 402	mslice = G_028C6C_SLICE_MAX(track->cb_color_view[id]) + 1;
 403	pitch = track->cb_color_pitch[id];
 404	slice = track->cb_color_slice[id];
 405	surf.nbx = (pitch + 1) * 8;
 406	surf.nby = ((slice + 1) * 64) / surf.nbx;
 407	surf.mode = G_028C70_ARRAY_MODE(track->cb_color_info[id]);
 408	surf.format = G_028C70_FORMAT(track->cb_color_info[id]);
 409	surf.tsplit = G_028C74_TILE_SPLIT(track->cb_color_attrib[id]);
 410	surf.nbanks = G_028C74_NUM_BANKS(track->cb_color_attrib[id]);
 411	surf.bankw = G_028C74_BANK_WIDTH(track->cb_color_attrib[id]);
 412	surf.bankh = G_028C74_BANK_HEIGHT(track->cb_color_attrib[id]);
 413	surf.mtilea = G_028C74_MACRO_TILE_ASPECT(track->cb_color_attrib[id]);
 414	surf.nsamples = 1;
 415
 416	if (!r600_fmt_is_valid_color(surf.format)) {
 417		dev_warn(p->dev, "%s:%d cb invalid format %d for %d (0x%08x)\n",
 418			 __func__, __LINE__, surf.format,
 419			id, track->cb_color_info[id]);
 420		return -EINVAL;
 421	}
 422
 423	r = evergreen_surface_value_conv_check(p, &surf, "cb");
 424	if (r) {
 425		return r;
 426	}
 427
 428	r = evergreen_surface_check(p, &surf, "cb");
 429	if (r) {
 430		dev_warn(p->dev, "%s:%d cb[%d] invalid (0x%08x 0x%08x 0x%08x 0x%08x)\n",
 431			 __func__, __LINE__, id, track->cb_color_pitch[id],
 432			 track->cb_color_slice[id], track->cb_color_attrib[id],
 433			 track->cb_color_info[id]);
 434		return r;
 435	}
 436
 437	offset = track->cb_color_bo_offset[id] << 8;
 438	if (offset & (surf.base_align - 1)) {
 439		dev_warn(p->dev, "%s:%d cb[%d] bo base %ld not aligned with %ld\n",
 440			 __func__, __LINE__, id, offset, surf.base_align);
 441		return -EINVAL;
 442	}
 443
 444	offset += surf.layer_size * mslice;
 445	if (offset > radeon_bo_size(track->cb_color_bo[id])) {
 446		/* old ddx are broken they allocate bo with w*h*bpp but
 447		 * program slice with ALIGN(h, 8), catch this and patch
 448		 * command stream.
 449		 */
 450		if (!surf.mode) {
 451			uint32_t *ib = p->ib.ptr;
 452			unsigned long tmp, nby, bsize, size, min = 0;
 453
 454			/* find the height the ddx wants */
 455			if (surf.nby > 8) {
 456				min = surf.nby - 8;
 457			}
 458			bsize = radeon_bo_size(track->cb_color_bo[id]);
 459			tmp = track->cb_color_bo_offset[id] << 8;
 460			for (nby = surf.nby; nby > min; nby--) {
 461				size = nby * surf.nbx * surf.bpe * surf.nsamples;
 462				if ((tmp + size * mslice) <= bsize) {
 463					break;
 464				}
 465			}
 466			if (nby > min) {
 467				surf.nby = nby;
 468				slice = ((nby * surf.nbx) / 64) - 1;
 469				if (!evergreen_surface_check(p, &surf, "cb")) {
 470					/* check if this one works */
 471					tmp += surf.layer_size * mslice;
 472					if (tmp <= bsize) {
 473						ib[track->cb_color_slice_idx[id]] = slice;
 474						goto old_ddx_ok;
 475					}
 476				}
 477			}
 478		}
 479		dev_warn(p->dev, "%s:%d cb[%d] bo too small (layer size %d, "
 480			 "offset %d, max layer %d, bo size %ld, slice %d)\n",
 481			 __func__, __LINE__, id, surf.layer_size,
 482			track->cb_color_bo_offset[id] << 8, mslice,
 483			radeon_bo_size(track->cb_color_bo[id]), slice);
 484		dev_warn(p->dev, "%s:%d problematic surf: (%d %d) (%d %d %d %d %d %d %d)\n",
 485			 __func__, __LINE__, surf.nbx, surf.nby,
 486			surf.mode, surf.bpe, surf.nsamples,
 487			surf.bankw, surf.bankh,
 488			surf.tsplit, surf.mtilea);
 489		return -EINVAL;
 490	}
 491old_ddx_ok:
 492
 493	return 0;
 494}
 495
 496static int evergreen_cs_track_validate_htile(struct radeon_cs_parser *p,
 497						unsigned nbx, unsigned nby)
 498{
 499	struct evergreen_cs_track *track = p->track;
 500	unsigned long size;
 501
 502	if (track->htile_bo == NULL) {
 503		dev_warn(p->dev, "%s:%d htile enabled without htile surface 0x%08x\n",
 504				__func__, __LINE__, track->db_z_info);
 505		return -EINVAL;
 506	}
 507
 508	if (G_028ABC_LINEAR(track->htile_surface)) {
 509		/* pitch must be 16 htiles aligned == 16 * 8 pixel aligned */
 510		nbx = round_up(nbx, 16 * 8);
 511		/* height is npipes htiles aligned == npipes * 8 pixel aligned */
 512		nby = round_up(nby, track->npipes * 8);
 513	} else {
 514		/* always assume 8x8 htile */
 515		/* align is htile align * 8, htile align vary according to
 516		 * number of pipe and tile width and nby
 517		 */
 518		switch (track->npipes) {
 519		case 8:
 520			/* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/
 521			nbx = round_up(nbx, 64 * 8);
 522			nby = round_up(nby, 64 * 8);
 523			break;
 524		case 4:
 525			/* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/
 526			nbx = round_up(nbx, 64 * 8);
 527			nby = round_up(nby, 32 * 8);
 528			break;
 529		case 2:
 530			/* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/
 531			nbx = round_up(nbx, 32 * 8);
 532			nby = round_up(nby, 32 * 8);
 533			break;
 534		case 1:
 535			/* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/
 536			nbx = round_up(nbx, 32 * 8);
 537			nby = round_up(nby, 16 * 8);
 538			break;
 539		default:
 540			dev_warn(p->dev, "%s:%d invalid num pipes %d\n",
 541					__func__, __LINE__, track->npipes);
 542			return -EINVAL;
 543		}
 544	}
 545	/* compute number of htile */
 546	nbx = nbx >> 3;
 547	nby = nby >> 3;
 548	/* size must be aligned on npipes * 2K boundary */
 549	size = roundup(nbx * nby * 4, track->npipes * (2 << 10));
 550	size += track->htile_offset;
 551
 552	if (size > radeon_bo_size(track->htile_bo)) {
 553		dev_warn(p->dev, "%s:%d htile surface too small %ld for %ld (%d %d)\n",
 554				__func__, __LINE__, radeon_bo_size(track->htile_bo),
 555				size, nbx, nby);
 556		return -EINVAL;
 557	}
 558	return 0;
 559}
 560
 561static int evergreen_cs_track_validate_stencil(struct radeon_cs_parser *p)
 562{
 563	struct evergreen_cs_track *track = p->track;
 564	struct eg_surface surf;
 565	unsigned pitch, slice, mslice;
 566	unsigned long offset;
 567	int r;
 568
 569	mslice = G_028008_SLICE_MAX(track->db_depth_view) + 1;
 570	pitch = G_028058_PITCH_TILE_MAX(track->db_depth_size);
 571	slice = track->db_depth_slice;
 572	surf.nbx = (pitch + 1) * 8;
 573	surf.nby = ((slice + 1) * 64) / surf.nbx;
 574	surf.mode = G_028040_ARRAY_MODE(track->db_z_info);
 575	surf.format = G_028044_FORMAT(track->db_s_info);
 576	surf.tsplit = G_028044_TILE_SPLIT(track->db_s_info);
 577	surf.nbanks = G_028040_NUM_BANKS(track->db_z_info);
 578	surf.bankw = G_028040_BANK_WIDTH(track->db_z_info);
 579	surf.bankh = G_028040_BANK_HEIGHT(track->db_z_info);
 580	surf.mtilea = G_028040_MACRO_TILE_ASPECT(track->db_z_info);
 581	surf.nsamples = 1;
 582
 583	if (surf.format != 1) {
 584		dev_warn(p->dev, "%s:%d stencil invalid format %d\n",
 585			 __func__, __LINE__, surf.format);
 586		return -EINVAL;
 587	}
 588	/* replace by color format so we can use same code */
 589	surf.format = V_028C70_COLOR_8;
 590
 591	r = evergreen_surface_value_conv_check(p, &surf, "stencil");
 592	if (r) {
 593		return r;
 594	}
 595
 596	r = evergreen_surface_check(p, &surf, NULL);
 597	if (r) {
 598		/* old userspace doesn't compute proper depth/stencil alignment
 599		 * check that alignment against a bigger byte per elements and
 600		 * only report if that alignment is wrong too.
 601		 */
 602		surf.format = V_028C70_COLOR_8_8_8_8;
 603		r = evergreen_surface_check(p, &surf, "stencil");
 604		if (r) {
 605			dev_warn(p->dev, "%s:%d stencil invalid (0x%08x 0x%08x 0x%08x 0x%08x)\n",
 606				 __func__, __LINE__, track->db_depth_size,
 607				 track->db_depth_slice, track->db_s_info, track->db_z_info);
 608		}
 609		return r;
 610	}
 611
 612	offset = track->db_s_read_offset << 8;
 613	if (offset & (surf.base_align - 1)) {
 614		dev_warn(p->dev, "%s:%d stencil read bo base %ld not aligned with %ld\n",
 615			 __func__, __LINE__, offset, surf.base_align);
 616		return -EINVAL;
 617	}
 618	offset += surf.layer_size * mslice;
 619	if (offset > radeon_bo_size(track->db_s_read_bo)) {
 620		dev_warn(p->dev, "%s:%d stencil read bo too small (layer size %d, "
 621			 "offset %ld, max layer %d, bo size %ld)\n",
 622			 __func__, __LINE__, surf.layer_size,
 623			(unsigned long)track->db_s_read_offset << 8, mslice,
 624			radeon_bo_size(track->db_s_read_bo));
 625		dev_warn(p->dev, "%s:%d stencil invalid (0x%08x 0x%08x 0x%08x 0x%08x)\n",
 626			 __func__, __LINE__, track->db_depth_size,
 627			 track->db_depth_slice, track->db_s_info, track->db_z_info);
 628		return -EINVAL;
 629	}
 630
 631	offset = track->db_s_write_offset << 8;
 632	if (offset & (surf.base_align - 1)) {
 633		dev_warn(p->dev, "%s:%d stencil write bo base %ld not aligned with %ld\n",
 634			 __func__, __LINE__, offset, surf.base_align);
 635		return -EINVAL;
 636	}
 637	offset += surf.layer_size * mslice;
 638	if (offset > radeon_bo_size(track->db_s_write_bo)) {
 639		dev_warn(p->dev, "%s:%d stencil write bo too small (layer size %d, "
 640			 "offset %ld, max layer %d, bo size %ld)\n",
 641			 __func__, __LINE__, surf.layer_size,
 642			(unsigned long)track->db_s_write_offset << 8, mslice,
 643			radeon_bo_size(track->db_s_write_bo));
 644		return -EINVAL;
 645	}
 646
 647	/* hyperz */
 648	if (G_028040_TILE_SURFACE_ENABLE(track->db_z_info)) {
 649		r = evergreen_cs_track_validate_htile(p, surf.nbx, surf.nby);
 650		if (r) {
 651			return r;
 652		}
 653	}
 654
 655	return 0;
 656}
 657
 658static int evergreen_cs_track_validate_depth(struct radeon_cs_parser *p)
 659{
 660	struct evergreen_cs_track *track = p->track;
 661	struct eg_surface surf;
 662	unsigned pitch, slice, mslice;
 663	unsigned long offset;
 664	int r;
 665
 666	mslice = G_028008_SLICE_MAX(track->db_depth_view) + 1;
 667	pitch = G_028058_PITCH_TILE_MAX(track->db_depth_size);
 668	slice = track->db_depth_slice;
 669	surf.nbx = (pitch + 1) * 8;
 670	surf.nby = ((slice + 1) * 64) / surf.nbx;
 671	surf.mode = G_028040_ARRAY_MODE(track->db_z_info);
 672	surf.format = G_028040_FORMAT(track->db_z_info);
 673	surf.tsplit = G_028040_TILE_SPLIT(track->db_z_info);
 674	surf.nbanks = G_028040_NUM_BANKS(track->db_z_info);
 675	surf.bankw = G_028040_BANK_WIDTH(track->db_z_info);
 676	surf.bankh = G_028040_BANK_HEIGHT(track->db_z_info);
 677	surf.mtilea = G_028040_MACRO_TILE_ASPECT(track->db_z_info);
 678	surf.nsamples = 1;
 679
 680	switch (surf.format) {
 681	case V_028040_Z_16:
 682		surf.format = V_028C70_COLOR_16;
 683		break;
 684	case V_028040_Z_24:
 685	case V_028040_Z_32_FLOAT:
 686		surf.format = V_028C70_COLOR_8_8_8_8;
 687		break;
 688	default:
 689		dev_warn(p->dev, "%s:%d depth invalid format %d\n",
 690			 __func__, __LINE__, surf.format);
 691		return -EINVAL;
 692	}
 693
 694	r = evergreen_surface_value_conv_check(p, &surf, "depth");
 695	if (r) {
 696		dev_warn(p->dev, "%s:%d depth invalid (0x%08x 0x%08x 0x%08x)\n",
 697			 __func__, __LINE__, track->db_depth_size,
 698			 track->db_depth_slice, track->db_z_info);
 699		return r;
 700	}
 701
 702	r = evergreen_surface_check(p, &surf, "depth");
 703	if (r) {
 704		dev_warn(p->dev, "%s:%d depth invalid (0x%08x 0x%08x 0x%08x)\n",
 705			 __func__, __LINE__, track->db_depth_size,
 706			 track->db_depth_slice, track->db_z_info);
 707		return r;
 708	}
 709
 710	offset = track->db_z_read_offset << 8;
 711	if (offset & (surf.base_align - 1)) {
 712		dev_warn(p->dev, "%s:%d stencil read bo base %ld not aligned with %ld\n",
 713			 __func__, __LINE__, offset, surf.base_align);
 714		return -EINVAL;
 715	}
 716	offset += surf.layer_size * mslice;
 717	if (offset > radeon_bo_size(track->db_z_read_bo)) {
 718		dev_warn(p->dev, "%s:%d depth read bo too small (layer size %d, "
 719			 "offset %ld, max layer %d, bo size %ld)\n",
 720			 __func__, __LINE__, surf.layer_size,
 721			(unsigned long)track->db_z_read_offset << 8, mslice,
 722			radeon_bo_size(track->db_z_read_bo));
 723		return -EINVAL;
 724	}
 725
 726	offset = track->db_z_write_offset << 8;
 727	if (offset & (surf.base_align - 1)) {
 728		dev_warn(p->dev, "%s:%d stencil write bo base %ld not aligned with %ld\n",
 729			 __func__, __LINE__, offset, surf.base_align);
 730		return -EINVAL;
 731	}
 732	offset += surf.layer_size * mslice;
 733	if (offset > radeon_bo_size(track->db_z_write_bo)) {
 734		dev_warn(p->dev, "%s:%d depth write bo too small (layer size %d, "
 735			 "offset %ld, max layer %d, bo size %ld)\n",
 736			 __func__, __LINE__, surf.layer_size,
 737			(unsigned long)track->db_z_write_offset << 8, mslice,
 738			radeon_bo_size(track->db_z_write_bo));
 739		return -EINVAL;
 740	}
 741
 742	/* hyperz */
 743	if (G_028040_TILE_SURFACE_ENABLE(track->db_z_info)) {
 744		r = evergreen_cs_track_validate_htile(p, surf.nbx, surf.nby);
 745		if (r) {
 746			return r;
 747		}
 748	}
 749
 750	return 0;
 751}
 752
 753static int evergreen_cs_track_validate_texture(struct radeon_cs_parser *p,
 754					       struct radeon_bo *texture,
 755					       struct radeon_bo *mipmap,
 756					       unsigned idx)
 757{
 758	struct eg_surface surf;
 759	unsigned long toffset, moffset;
 760	unsigned dim, llevel, mslice, width, height, depth, i;
 761	u32 texdw[8];
 762	int r;
 763
 764	texdw[0] = radeon_get_ib_value(p, idx + 0);
 765	texdw[1] = radeon_get_ib_value(p, idx + 1);
 766	texdw[2] = radeon_get_ib_value(p, idx + 2);
 767	texdw[3] = radeon_get_ib_value(p, idx + 3);
 768	texdw[4] = radeon_get_ib_value(p, idx + 4);
 769	texdw[5] = radeon_get_ib_value(p, idx + 5);
 770	texdw[6] = radeon_get_ib_value(p, idx + 6);
 771	texdw[7] = radeon_get_ib_value(p, idx + 7);
 772	dim = G_030000_DIM(texdw[0]);
 773	llevel = G_030014_LAST_LEVEL(texdw[5]);
 774	mslice = G_030014_LAST_ARRAY(texdw[5]) + 1;
 775	width = G_030000_TEX_WIDTH(texdw[0]) + 1;
 776	height =  G_030004_TEX_HEIGHT(texdw[1]) + 1;
 777	depth = G_030004_TEX_DEPTH(texdw[1]) + 1;
 778	surf.format = G_03001C_DATA_FORMAT(texdw[7]);
 779	surf.nbx = (G_030000_PITCH(texdw[0]) + 1) * 8;
 780	surf.nbx = r600_fmt_get_nblocksx(surf.format, surf.nbx);
 781	surf.nby = r600_fmt_get_nblocksy(surf.format, height);
 782	surf.mode = G_030004_ARRAY_MODE(texdw[1]);
 783	surf.tsplit = G_030018_TILE_SPLIT(texdw[6]);
 784	surf.nbanks = G_03001C_NUM_BANKS(texdw[7]);
 785	surf.bankw = G_03001C_BANK_WIDTH(texdw[7]);
 786	surf.bankh = G_03001C_BANK_HEIGHT(texdw[7]);
 787	surf.mtilea = G_03001C_MACRO_TILE_ASPECT(texdw[7]);
 788	surf.nsamples = 1;
 789	toffset = texdw[2] << 8;
 790	moffset = texdw[3] << 8;
 791
 792	if (!r600_fmt_is_valid_texture(surf.format, p->family)) {
 793		dev_warn(p->dev, "%s:%d texture invalid format %d\n",
 794			 __func__, __LINE__, surf.format);
 795		return -EINVAL;
 796	}
 797	switch (dim) {
 798	case V_030000_SQ_TEX_DIM_1D:
 799	case V_030000_SQ_TEX_DIM_2D:
 800	case V_030000_SQ_TEX_DIM_CUBEMAP:
 801	case V_030000_SQ_TEX_DIM_1D_ARRAY:
 802	case V_030000_SQ_TEX_DIM_2D_ARRAY:
 803		depth = 1;
 804		break;
 805	case V_030000_SQ_TEX_DIM_2D_MSAA:
 806	case V_030000_SQ_TEX_DIM_2D_ARRAY_MSAA:
 807		surf.nsamples = 1 << llevel;
 808		llevel = 0;
 809		depth = 1;
 810		break;
 811	case V_030000_SQ_TEX_DIM_3D:
 812		break;
 813	default:
 814		dev_warn(p->dev, "%s:%d texture invalid dimension %d\n",
 815			 __func__, __LINE__, dim);
 816		return -EINVAL;
 817	}
 818
 819	r = evergreen_surface_value_conv_check(p, &surf, "texture");
 820	if (r) {
 821		return r;
 822	}
 823
 824	/* align height */
 825	evergreen_surface_check(p, &surf, NULL);
 826	surf.nby = ALIGN(surf.nby, surf.halign);
 827
 828	r = evergreen_surface_check(p, &surf, "texture");
 829	if (r) {
 830		dev_warn(p->dev, "%s:%d texture invalid 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n",
 831			 __func__, __LINE__, texdw[0], texdw[1], texdw[4],
 832			 texdw[5], texdw[6], texdw[7]);
 833		return r;
 834	}
 835
 836	/* check texture size */
 837	if (toffset & (surf.base_align - 1)) {
 838		dev_warn(p->dev, "%s:%d texture bo base %ld not aligned with %ld\n",
 839			 __func__, __LINE__, toffset, surf.base_align);
 840		return -EINVAL;
 841	}
 842	if (surf.nsamples <= 1 && moffset & (surf.base_align - 1)) {
 843		dev_warn(p->dev, "%s:%d mipmap bo base %ld not aligned with %ld\n",
 844			 __func__, __LINE__, moffset, surf.base_align);
 845		return -EINVAL;
 846	}
 847	if (dim == SQ_TEX_DIM_3D) {
 848		toffset += surf.layer_size * depth;
 849	} else {
 850		toffset += surf.layer_size * mslice;
 851	}
 852	if (toffset > radeon_bo_size(texture)) {
 853		dev_warn(p->dev, "%s:%d texture bo too small (layer size %d, "
 854			 "offset %ld, max layer %d, depth %d, bo size %ld) (%d %d)\n",
 855			 __func__, __LINE__, surf.layer_size,
 856			(unsigned long)texdw[2] << 8, mslice,
 857			depth, radeon_bo_size(texture),
 858			surf.nbx, surf.nby);
 859		return -EINVAL;
 860	}
 861
 862	if (!mipmap) {
 863		if (llevel) {
 864			dev_warn(p->dev, "%s:%i got NULL MIP_ADDRESS relocation\n",
 865				 __func__, __LINE__);
 866			return -EINVAL;
 867		} else {
 868			return 0; /* everything's ok */
 869		}
 870	}
 871
 872	/* check mipmap size */
 873	for (i = 1; i <= llevel; i++) {
 874		unsigned w, h, d;
 875
 876		w = r600_mip_minify(width, i);
 877		h = r600_mip_minify(height, i);
 878		d = r600_mip_minify(depth, i);
 879		surf.nbx = r600_fmt_get_nblocksx(surf.format, w);
 880		surf.nby = r600_fmt_get_nblocksy(surf.format, h);
 881
 882		switch (surf.mode) {
 883		case ARRAY_2D_TILED_THIN1:
 884			if (surf.nbx < surf.palign || surf.nby < surf.halign) {
 885				surf.mode = ARRAY_1D_TILED_THIN1;
 886			}
 887			/* recompute alignment */
 888			evergreen_surface_check(p, &surf, NULL);
 889			break;
 890		case ARRAY_LINEAR_GENERAL:
 891		case ARRAY_LINEAR_ALIGNED:
 892		case ARRAY_1D_TILED_THIN1:
 893			break;
 894		default:
 895			dev_warn(p->dev, "%s:%d invalid array mode %d\n",
 896				 __func__, __LINE__, surf.mode);
 897			return -EINVAL;
 898		}
 899		surf.nbx = ALIGN(surf.nbx, surf.palign);
 900		surf.nby = ALIGN(surf.nby, surf.halign);
 901
 902		r = evergreen_surface_check(p, &surf, "mipmap");
 903		if (r) {
 904			return r;
 905		}
 906
 907		if (dim == SQ_TEX_DIM_3D) {
 908			moffset += surf.layer_size * d;
 909		} else {
 910			moffset += surf.layer_size * mslice;
 911		}
 912		if (moffset > radeon_bo_size(mipmap)) {
 913			dev_warn(p->dev, "%s:%d mipmap [%d] bo too small (layer size %d, "
 914					"offset %ld, coffset %ld, max layer %d, depth %d, "
 915					"bo size %ld) level0 (%d %d %d)\n",
 916					__func__, __LINE__, i, surf.layer_size,
 917					(unsigned long)texdw[3] << 8, moffset, mslice,
 918					d, radeon_bo_size(mipmap),
 919					width, height, depth);
 920			dev_warn(p->dev, "%s:%d problematic surf: (%d %d) (%d %d %d %d %d %d %d)\n",
 921				 __func__, __LINE__, surf.nbx, surf.nby,
 922				surf.mode, surf.bpe, surf.nsamples,
 923				surf.bankw, surf.bankh,
 924				surf.tsplit, surf.mtilea);
 925			return -EINVAL;
 926		}
 927	}
 928
 929	return 0;
 930}
 931
 932static int evergreen_cs_track_check(struct radeon_cs_parser *p)
 933{
 934	struct evergreen_cs_track *track = p->track;
 935	unsigned tmp, i;
 936	int r;
 937	unsigned buffer_mask = 0;
 938
 939	/* check streamout */
 940	if (track->streamout_dirty && track->vgt_strmout_config) {
 941		for (i = 0; i < 4; i++) {
 942			if (track->vgt_strmout_config & (1 << i)) {
 943				buffer_mask |= (track->vgt_strmout_buffer_config >> (i * 4)) & 0xf;
 944			}
 945		}
 946
 947		for (i = 0; i < 4; i++) {
 948			if (buffer_mask & (1 << i)) {
 949				if (track->vgt_strmout_bo[i]) {
 950					u64 offset = (u64)track->vgt_strmout_bo_offset[i] +
 951							(u64)track->vgt_strmout_size[i];
 952					if (offset > radeon_bo_size(track->vgt_strmout_bo[i])) {
 953						DRM_ERROR("streamout %d bo too small: 0x%llx, 0x%lx\n",
 954							  i, offset,
 955							  radeon_bo_size(track->vgt_strmout_bo[i]));
 956						return -EINVAL;
 957					}
 958				} else {
 959					dev_warn(p->dev, "No buffer for streamout %d\n", i);
 960					return -EINVAL;
 961				}
 962			}
 963		}
 964		track->streamout_dirty = false;
 965	}
 966
 967	if (track->sx_misc_kill_all_prims)
 968		return 0;
 969
 970	/* check that we have a cb for each enabled target
 971	 */
 972	if (track->cb_dirty) {
 973		tmp = track->cb_target_mask;
 974		for (i = 0; i < 8; i++) {
 975			u32 format = G_028C70_FORMAT(track->cb_color_info[i]);
 976
 977			if (format != V_028C70_COLOR_INVALID &&
 978			    (tmp >> (i * 4)) & 0xF) {
 979				/* at least one component is enabled */
 980				if (track->cb_color_bo[i] == NULL) {
 981					dev_warn(p->dev, "%s:%d mask 0x%08X | 0x%08X no cb for %d\n",
 982						__func__, __LINE__, track->cb_target_mask, track->cb_shader_mask, i);
 983					return -EINVAL;
 984				}
 985				/* check cb */
 986				r = evergreen_cs_track_validate_cb(p, i);
 987				if (r) {
 988					return r;
 989				}
 990			}
 991		}
 992		track->cb_dirty = false;
 993	}
 994
 995	if (track->db_dirty) {
 996		/* Check stencil buffer */
 997		if (G_028044_FORMAT(track->db_s_info) != V_028044_STENCIL_INVALID &&
 998		    G_028800_STENCIL_ENABLE(track->db_depth_control)) {
 999			r = evergreen_cs_track_validate_stencil(p);
1000			if (r)
1001				return r;
1002		}
1003		/* Check depth buffer */
1004		if (G_028040_FORMAT(track->db_z_info) != V_028040_Z_INVALID &&
1005		    G_028800_Z_ENABLE(track->db_depth_control)) {
1006			r = evergreen_cs_track_validate_depth(p);
1007			if (r)
1008				return r;
1009		}
1010		track->db_dirty = false;
1011	}
1012
1013	return 0;
1014}
1015
1016/**
1017 * evergreen_cs_packet_parse_vline() - parse userspace VLINE packet
1018 * @parser:		parser structure holding parsing context.
1019 *
1020 * This is an Evergreen(+)-specific function for parsing VLINE packets.
1021 * Real work is done by r600_cs_common_vline_parse function.
1022 * Here we just set up ASIC-specific register table and call
1023 * the common implementation function.
1024 */
1025static int evergreen_cs_packet_parse_vline(struct radeon_cs_parser *p)
1026{
1027
1028	static uint32_t vline_start_end[6] = {
1029		EVERGREEN_VLINE_START_END + EVERGREEN_CRTC0_REGISTER_OFFSET,
1030		EVERGREEN_VLINE_START_END + EVERGREEN_CRTC1_REGISTER_OFFSET,
1031		EVERGREEN_VLINE_START_END + EVERGREEN_CRTC2_REGISTER_OFFSET,
1032		EVERGREEN_VLINE_START_END + EVERGREEN_CRTC3_REGISTER_OFFSET,
1033		EVERGREEN_VLINE_START_END + EVERGREEN_CRTC4_REGISTER_OFFSET,
1034		EVERGREEN_VLINE_START_END + EVERGREEN_CRTC5_REGISTER_OFFSET
1035	};
1036	static uint32_t vline_status[6] = {
1037		EVERGREEN_VLINE_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET,
1038		EVERGREEN_VLINE_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET,
1039		EVERGREEN_VLINE_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET,
1040		EVERGREEN_VLINE_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET,
1041		EVERGREEN_VLINE_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET,
1042		EVERGREEN_VLINE_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET
1043	};
1044
1045	return r600_cs_common_vline_parse(p, vline_start_end, vline_status);
1046}
1047
1048static int evergreen_packet0_check(struct radeon_cs_parser *p,
1049				   struct radeon_cs_packet *pkt,
1050				   unsigned idx, unsigned reg)
1051{
1052	int r;
1053
1054	switch (reg) {
1055	case EVERGREEN_VLINE_START_END:
1056		r = evergreen_cs_packet_parse_vline(p);
1057		if (r) {
1058			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
1059					idx, reg);
1060			return r;
1061		}
1062		break;
1063	default:
1064		pr_err("Forbidden register 0x%04X in cs at %d\n", reg, idx);
1065		return -EINVAL;
1066	}
1067	return 0;
1068}
1069
1070static int evergreen_cs_parse_packet0(struct radeon_cs_parser *p,
1071				      struct radeon_cs_packet *pkt)
1072{
1073	unsigned reg, i;
1074	unsigned idx;
1075	int r;
1076
1077	idx = pkt->idx + 1;
1078	reg = pkt->reg;
1079	for (i = 0; i <= pkt->count; i++, idx++, reg += 4) {
1080		r = evergreen_packet0_check(p, pkt, idx, reg);
1081		if (r) {
1082			return r;
1083		}
1084	}
1085	return 0;
1086}
1087
1088/**
1089 * evergreen_cs_handle_reg() - process registers that need special handling.
1090 * @parser: parser structure holding parsing context
1091 * @reg: register we are testing
1092 * @idx: index into the cs buffer
1093 */
1094static int evergreen_cs_handle_reg(struct radeon_cs_parser *p, u32 reg, u32 idx)
1095{
1096	struct evergreen_cs_track *track = (struct evergreen_cs_track *)p->track;
1097	struct radeon_bo_list *reloc;
1098	u32 tmp, *ib;
1099	int r;
1100
1101	ib = p->ib.ptr;
1102	switch (reg) {
1103	/* force following reg to 0 in an attempt to disable out buffer
1104	 * which will need us to better understand how it works to perform
1105	 * security check on it (Jerome)
1106	 */
1107	case SQ_ESGS_RING_SIZE:
1108	case SQ_GSVS_RING_SIZE:
1109	case SQ_ESTMP_RING_SIZE:
1110	case SQ_GSTMP_RING_SIZE:
1111	case SQ_HSTMP_RING_SIZE:
1112	case SQ_LSTMP_RING_SIZE:
1113	case SQ_PSTMP_RING_SIZE:
1114	case SQ_VSTMP_RING_SIZE:
1115	case SQ_ESGS_RING_ITEMSIZE:
1116	case SQ_ESTMP_RING_ITEMSIZE:
1117	case SQ_GSTMP_RING_ITEMSIZE:
1118	case SQ_GSVS_RING_ITEMSIZE:
1119	case SQ_GS_VERT_ITEMSIZE:
1120	case SQ_GS_VERT_ITEMSIZE_1:
1121	case SQ_GS_VERT_ITEMSIZE_2:
1122	case SQ_GS_VERT_ITEMSIZE_3:
1123	case SQ_GSVS_RING_OFFSET_1:
1124	case SQ_GSVS_RING_OFFSET_2:
1125	case SQ_GSVS_RING_OFFSET_3:
1126	case SQ_HSTMP_RING_ITEMSIZE:
1127	case SQ_LSTMP_RING_ITEMSIZE:
1128	case SQ_PSTMP_RING_ITEMSIZE:
1129	case SQ_VSTMP_RING_ITEMSIZE:
1130	case VGT_TF_RING_SIZE:
1131		/* get value to populate the IB don't remove */
1132		/*tmp =radeon_get_ib_value(p, idx);
1133		  ib[idx] = 0;*/
1134		break;
1135	case SQ_ESGS_RING_BASE:
1136	case SQ_GSVS_RING_BASE:
1137	case SQ_ESTMP_RING_BASE:
1138	case SQ_GSTMP_RING_BASE:
1139	case SQ_HSTMP_RING_BASE:
1140	case SQ_LSTMP_RING_BASE:
1141	case SQ_PSTMP_RING_BASE:
1142	case SQ_VSTMP_RING_BASE:
1143		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1144		if (r) {
1145			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1146					"0x%04X\n", reg);
1147			return -EINVAL;
1148		}
1149		ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1150		break;
1151	case DB_DEPTH_CONTROL:
1152		track->db_depth_control = radeon_get_ib_value(p, idx);
1153		track->db_dirty = true;
1154		break;
1155	case CAYMAN_DB_EQAA:
1156		if (p->rdev->family < CHIP_CAYMAN) {
1157			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1158				 "0x%04X\n", reg);
1159			return -EINVAL;
1160		}
1161		break;
1162	case CAYMAN_DB_DEPTH_INFO:
1163		if (p->rdev->family < CHIP_CAYMAN) {
1164			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1165				 "0x%04X\n", reg);
1166			return -EINVAL;
1167		}
1168		break;
1169	case DB_Z_INFO:
1170		track->db_z_info = radeon_get_ib_value(p, idx);
1171		if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
1172			r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1173			if (r) {
1174				dev_warn(p->dev, "bad SET_CONTEXT_REG "
1175						"0x%04X\n", reg);
1176				return -EINVAL;
1177			}
1178			ib[idx] &= ~Z_ARRAY_MODE(0xf);
1179			track->db_z_info &= ~Z_ARRAY_MODE(0xf);
1180			ib[idx] |= Z_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->tiling_flags));
1181			track->db_z_info |= Z_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->tiling_flags));
1182			if (reloc->tiling_flags & RADEON_TILING_MACRO) {
1183				unsigned bankw, bankh, mtaspect, tile_split;
1184
1185				evergreen_tiling_fields(reloc->tiling_flags,
1186							&bankw, &bankh, &mtaspect,
1187							&tile_split);
1188				ib[idx] |= DB_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks));
1189				ib[idx] |= DB_TILE_SPLIT(tile_split) |
1190						DB_BANK_WIDTH(bankw) |
1191						DB_BANK_HEIGHT(bankh) |
1192						DB_MACRO_TILE_ASPECT(mtaspect);
1193			}
1194		}
1195		track->db_dirty = true;
1196		break;
1197	case DB_STENCIL_INFO:
1198		track->db_s_info = radeon_get_ib_value(p, idx);
1199		track->db_dirty = true;
1200		break;
1201	case DB_DEPTH_VIEW:
1202		track->db_depth_view = radeon_get_ib_value(p, idx);
1203		track->db_dirty = true;
1204		break;
1205	case DB_DEPTH_SIZE:
1206		track->db_depth_size = radeon_get_ib_value(p, idx);
1207		track->db_dirty = true;
1208		break;
1209	case R_02805C_DB_DEPTH_SLICE:
1210		track->db_depth_slice = radeon_get_ib_value(p, idx);
1211		track->db_dirty = true;
1212		break;
1213	case DB_Z_READ_BASE:
1214		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1215		if (r) {
1216			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1217					"0x%04X\n", reg);
1218			return -EINVAL;
1219		}
1220		track->db_z_read_offset = radeon_get_ib_value(p, idx);
1221		ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1222		track->db_z_read_bo = reloc->robj;
1223		track->db_dirty = true;
1224		break;
1225	case DB_Z_WRITE_BASE:
1226		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1227		if (r) {
1228			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1229					"0x%04X\n", reg);
1230			return -EINVAL;
1231		}
1232		track->db_z_write_offset = radeon_get_ib_value(p, idx);
1233		ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1234		track->db_z_write_bo = reloc->robj;
1235		track->db_dirty = true;
1236		break;
1237	case DB_STENCIL_READ_BASE:
1238		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1239		if (r) {
1240			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1241					"0x%04X\n", reg);
1242			return -EINVAL;
1243		}
1244		track->db_s_read_offset = radeon_get_ib_value(p, idx);
1245		ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1246		track->db_s_read_bo = reloc->robj;
1247		track->db_dirty = true;
1248		break;
1249	case DB_STENCIL_WRITE_BASE:
1250		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1251		if (r) {
1252			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1253					"0x%04X\n", reg);
1254			return -EINVAL;
1255		}
1256		track->db_s_write_offset = radeon_get_ib_value(p, idx);
1257		ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1258		track->db_s_write_bo = reloc->robj;
1259		track->db_dirty = true;
1260		break;
1261	case VGT_STRMOUT_CONFIG:
1262		track->vgt_strmout_config = radeon_get_ib_value(p, idx);
1263		track->streamout_dirty = true;
1264		break;
1265	case VGT_STRMOUT_BUFFER_CONFIG:
1266		track->vgt_strmout_buffer_config = radeon_get_ib_value(p, idx);
1267		track->streamout_dirty = true;
1268		break;
1269	case VGT_STRMOUT_BUFFER_BASE_0:
1270	case VGT_STRMOUT_BUFFER_BASE_1:
1271	case VGT_STRMOUT_BUFFER_BASE_2:
1272	case VGT_STRMOUT_BUFFER_BASE_3:
1273		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1274		if (r) {
1275			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1276					"0x%04X\n", reg);
1277			return -EINVAL;
1278		}
1279		tmp = (reg - VGT_STRMOUT_BUFFER_BASE_0) / 16;
1280		track->vgt_strmout_bo_offset[tmp] = radeon_get_ib_value(p, idx) << 8;
1281		ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1282		track->vgt_strmout_bo[tmp] = reloc->robj;
1283		track->streamout_dirty = true;
1284		break;
1285	case VGT_STRMOUT_BUFFER_SIZE_0:
1286	case VGT_STRMOUT_BUFFER_SIZE_1:
1287	case VGT_STRMOUT_BUFFER_SIZE_2:
1288	case VGT_STRMOUT_BUFFER_SIZE_3:
1289		tmp = (reg - VGT_STRMOUT_BUFFER_SIZE_0) / 16;
1290		/* size in register is DWs, convert to bytes */
1291		track->vgt_strmout_size[tmp] = radeon_get_ib_value(p, idx) * 4;
1292		track->streamout_dirty = true;
1293		break;
1294	case CP_COHER_BASE:
1295		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1296		if (r) {
1297			dev_warn(p->dev, "missing reloc for CP_COHER_BASE "
1298					"0x%04X\n", reg);
1299			return -EINVAL;
1300		}
1301		ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1302		break;
1303	case CB_TARGET_MASK:
1304		track->cb_target_mask = radeon_get_ib_value(p, idx);
1305		track->cb_dirty = true;
1306		break;
1307	case CB_SHADER_MASK:
1308		track->cb_shader_mask = radeon_get_ib_value(p, idx);
1309		track->cb_dirty = true;
1310		break;
1311	case PA_SC_AA_CONFIG:
1312		if (p->rdev->family >= CHIP_CAYMAN) {
1313			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1314				 "0x%04X\n", reg);
1315			return -EINVAL;
1316		}
1317		tmp = radeon_get_ib_value(p, idx) & MSAA_NUM_SAMPLES_MASK;
1318		track->nsamples = 1 << tmp;
1319		break;
1320	case CAYMAN_PA_SC_AA_CONFIG:
1321		if (p->rdev->family < CHIP_CAYMAN) {
1322			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1323				 "0x%04X\n", reg);
1324			return -EINVAL;
1325		}
1326		tmp = radeon_get_ib_value(p, idx) & CAYMAN_MSAA_NUM_SAMPLES_MASK;
1327		track->nsamples = 1 << tmp;
1328		break;
1329	case CB_COLOR0_VIEW:
1330	case CB_COLOR1_VIEW:
1331	case CB_COLOR2_VIEW:
1332	case CB_COLOR3_VIEW:
1333	case CB_COLOR4_VIEW:
1334	case CB_COLOR5_VIEW:
1335	case CB_COLOR6_VIEW:
1336	case CB_COLOR7_VIEW:
1337		tmp = (reg - CB_COLOR0_VIEW) / 0x3c;
1338		track->cb_color_view[tmp] = radeon_get_ib_value(p, idx);
1339		track->cb_dirty = true;
1340		break;
1341	case CB_COLOR8_VIEW:
1342	case CB_COLOR9_VIEW:
1343	case CB_COLOR10_VIEW:
1344	case CB_COLOR11_VIEW:
1345		tmp = ((reg - CB_COLOR8_VIEW) / 0x1c) + 8;
1346		track->cb_color_view[tmp] = radeon_get_ib_value(p, idx);
1347		track->cb_dirty = true;
1348		break;
1349	case CB_COLOR0_INFO:
1350	case CB_COLOR1_INFO:
1351	case CB_COLOR2_INFO:
1352	case CB_COLOR3_INFO:
1353	case CB_COLOR4_INFO:
1354	case CB_COLOR5_INFO:
1355	case CB_COLOR6_INFO:
1356	case CB_COLOR7_INFO:
1357		tmp = (reg - CB_COLOR0_INFO) / 0x3c;
1358		track->cb_color_info[tmp] = radeon_get_ib_value(p, idx);
1359		if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
1360			r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1361			if (r) {
1362				dev_warn(p->dev, "bad SET_CONTEXT_REG "
1363						"0x%04X\n", reg);
1364				return -EINVAL;
1365			}
1366			ib[idx] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->tiling_flags));
1367			track->cb_color_info[tmp] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->tiling_flags));
1368		}
1369		track->cb_dirty = true;
1370		break;
1371	case CB_COLOR8_INFO:
1372	case CB_COLOR9_INFO:
1373	case CB_COLOR10_INFO:
1374	case CB_COLOR11_INFO:
1375		tmp = ((reg - CB_COLOR8_INFO) / 0x1c) + 8;
1376		track->cb_color_info[tmp] = radeon_get_ib_value(p, idx);
1377		if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
1378			r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1379			if (r) {
1380				dev_warn(p->dev, "bad SET_CONTEXT_REG "
1381						"0x%04X\n", reg);
1382				return -EINVAL;
1383			}
1384			ib[idx] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->tiling_flags));
1385			track->cb_color_info[tmp] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->tiling_flags));
1386		}
1387		track->cb_dirty = true;
1388		break;
1389	case CB_COLOR0_PITCH:
1390	case CB_COLOR1_PITCH:
1391	case CB_COLOR2_PITCH:
1392	case CB_COLOR3_PITCH:
1393	case CB_COLOR4_PITCH:
1394	case CB_COLOR5_PITCH:
1395	case CB_COLOR6_PITCH:
1396	case CB_COLOR7_PITCH:
1397		tmp = (reg - CB_COLOR0_PITCH) / 0x3c;
1398		track->cb_color_pitch[tmp] = radeon_get_ib_value(p, idx);
1399		track->cb_dirty = true;
1400		break;
1401	case CB_COLOR8_PITCH:
1402	case CB_COLOR9_PITCH:
1403	case CB_COLOR10_PITCH:
1404	case CB_COLOR11_PITCH:
1405		tmp = ((reg - CB_COLOR8_PITCH) / 0x1c) + 8;
1406		track->cb_color_pitch[tmp] = radeon_get_ib_value(p, idx);
1407		track->cb_dirty = true;
1408		break;
1409	case CB_COLOR0_SLICE:
1410	case CB_COLOR1_SLICE:
1411	case CB_COLOR2_SLICE:
1412	case CB_COLOR3_SLICE:
1413	case CB_COLOR4_SLICE:
1414	case CB_COLOR5_SLICE:
1415	case CB_COLOR6_SLICE:
1416	case CB_COLOR7_SLICE:
1417		tmp = (reg - CB_COLOR0_SLICE) / 0x3c;
1418		track->cb_color_slice[tmp] = radeon_get_ib_value(p, idx);
1419		track->cb_color_slice_idx[tmp] = idx;
1420		track->cb_dirty = true;
1421		break;
1422	case CB_COLOR8_SLICE:
1423	case CB_COLOR9_SLICE:
1424	case CB_COLOR10_SLICE:
1425	case CB_COLOR11_SLICE:
1426		tmp = ((reg - CB_COLOR8_SLICE) / 0x1c) + 8;
1427		track->cb_color_slice[tmp] = radeon_get_ib_value(p, idx);
1428		track->cb_color_slice_idx[tmp] = idx;
1429		track->cb_dirty = true;
1430		break;
1431	case CB_COLOR0_ATTRIB:
1432	case CB_COLOR1_ATTRIB:
1433	case CB_COLOR2_ATTRIB:
1434	case CB_COLOR3_ATTRIB:
1435	case CB_COLOR4_ATTRIB:
1436	case CB_COLOR5_ATTRIB:
1437	case CB_COLOR6_ATTRIB:
1438	case CB_COLOR7_ATTRIB:
1439		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1440		if (r) {
1441			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1442					"0x%04X\n", reg);
1443			return -EINVAL;
1444		}
1445		if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
1446			if (reloc->tiling_flags & RADEON_TILING_MACRO) {
1447				unsigned bankw, bankh, mtaspect, tile_split;
1448
1449				evergreen_tiling_fields(reloc->tiling_flags,
1450							&bankw, &bankh, &mtaspect,
1451							&tile_split);
1452				ib[idx] |= CB_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks));
1453				ib[idx] |= CB_TILE_SPLIT(tile_split) |
1454					   CB_BANK_WIDTH(bankw) |
1455					   CB_BANK_HEIGHT(bankh) |
1456					   CB_MACRO_TILE_ASPECT(mtaspect);
1457			}
1458		}
1459		tmp = ((reg - CB_COLOR0_ATTRIB) / 0x3c);
1460		track->cb_color_attrib[tmp] = ib[idx];
1461		track->cb_dirty = true;
1462		break;
1463	case CB_COLOR8_ATTRIB:
1464	case CB_COLOR9_ATTRIB:
1465	case CB_COLOR10_ATTRIB:
1466	case CB_COLOR11_ATTRIB:
1467		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1468		if (r) {
1469			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1470					"0x%04X\n", reg);
1471			return -EINVAL;
1472		}
1473		if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
1474			if (reloc->tiling_flags & RADEON_TILING_MACRO) {
1475				unsigned bankw, bankh, mtaspect, tile_split;
1476
1477				evergreen_tiling_fields(reloc->tiling_flags,
1478							&bankw, &bankh, &mtaspect,
1479							&tile_split);
1480				ib[idx] |= CB_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks));
1481				ib[idx] |= CB_TILE_SPLIT(tile_split) |
1482					   CB_BANK_WIDTH(bankw) |
1483					   CB_BANK_HEIGHT(bankh) |
1484					   CB_MACRO_TILE_ASPECT(mtaspect);
1485			}
1486		}
1487		tmp = ((reg - CB_COLOR8_ATTRIB) / 0x1c) + 8;
1488		track->cb_color_attrib[tmp] = ib[idx];
1489		track->cb_dirty = true;
1490		break;
1491	case CB_COLOR0_FMASK:
1492	case CB_COLOR1_FMASK:
1493	case CB_COLOR2_FMASK:
1494	case CB_COLOR3_FMASK:
1495	case CB_COLOR4_FMASK:
1496	case CB_COLOR5_FMASK:
1497	case CB_COLOR6_FMASK:
1498	case CB_COLOR7_FMASK:
1499		tmp = (reg - CB_COLOR0_FMASK) / 0x3c;
1500		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1501		if (r) {
1502			dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg);
1503			return -EINVAL;
1504		}
1505		ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1506		track->cb_color_fmask_bo[tmp] = reloc->robj;
1507		break;
1508	case CB_COLOR0_CMASK:
1509	case CB_COLOR1_CMASK:
1510	case CB_COLOR2_CMASK:
1511	case CB_COLOR3_CMASK:
1512	case CB_COLOR4_CMASK:
1513	case CB_COLOR5_CMASK:
1514	case CB_COLOR6_CMASK:
1515	case CB_COLOR7_CMASK:
1516		tmp = (reg - CB_COLOR0_CMASK) / 0x3c;
1517		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1518		if (r) {
1519			dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg);
1520			return -EINVAL;
1521		}
1522		ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1523		track->cb_color_cmask_bo[tmp] = reloc->robj;
1524		break;
1525	case CB_COLOR0_FMASK_SLICE:
1526	case CB_COLOR1_FMASK_SLICE:
1527	case CB_COLOR2_FMASK_SLICE:
1528	case CB_COLOR3_FMASK_SLICE:
1529	case CB_COLOR4_FMASK_SLICE:
1530	case CB_COLOR5_FMASK_SLICE:
1531	case CB_COLOR6_FMASK_SLICE:
1532	case CB_COLOR7_FMASK_SLICE:
1533		tmp = (reg - CB_COLOR0_FMASK_SLICE) / 0x3c;
1534		track->cb_color_fmask_slice[tmp] = radeon_get_ib_value(p, idx);
1535		break;
1536	case CB_COLOR0_CMASK_SLICE:
1537	case CB_COLOR1_CMASK_SLICE:
1538	case CB_COLOR2_CMASK_SLICE:
1539	case CB_COLOR3_CMASK_SLICE:
1540	case CB_COLOR4_CMASK_SLICE:
1541	case CB_COLOR5_CMASK_SLICE:
1542	case CB_COLOR6_CMASK_SLICE:
1543	case CB_COLOR7_CMASK_SLICE:
1544		tmp = (reg - CB_COLOR0_CMASK_SLICE) / 0x3c;
1545		track->cb_color_cmask_slice[tmp] = radeon_get_ib_value(p, idx);
1546		break;
1547	case CB_COLOR0_BASE:
1548	case CB_COLOR1_BASE:
1549	case CB_COLOR2_BASE:
1550	case CB_COLOR3_BASE:
1551	case CB_COLOR4_BASE:
1552	case CB_COLOR5_BASE:
1553	case CB_COLOR6_BASE:
1554	case CB_COLOR7_BASE:
1555		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1556		if (r) {
1557			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1558					"0x%04X\n", reg);
1559			return -EINVAL;
1560		}
1561		tmp = (reg - CB_COLOR0_BASE) / 0x3c;
1562		track->cb_color_bo_offset[tmp] = radeon_get_ib_value(p, idx);
1563		ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1564		track->cb_color_bo[tmp] = reloc->robj;
1565		track->cb_dirty = true;
1566		break;
1567	case CB_COLOR8_BASE:
1568	case CB_COLOR9_BASE:
1569	case CB_COLOR10_BASE:
1570	case CB_COLOR11_BASE:
1571		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1572		if (r) {
1573			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1574					"0x%04X\n", reg);
1575			return -EINVAL;
1576		}
1577		tmp = ((reg - CB_COLOR8_BASE) / 0x1c) + 8;
1578		track->cb_color_bo_offset[tmp] = radeon_get_ib_value(p, idx);
1579		ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1580		track->cb_color_bo[tmp] = reloc->robj;
1581		track->cb_dirty = true;
1582		break;
1583	case DB_HTILE_DATA_BASE:
1584		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1585		if (r) {
1586			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1587					"0x%04X\n", reg);
1588			return -EINVAL;
1589		}
1590		track->htile_offset = radeon_get_ib_value(p, idx);
1591		ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1592		track->htile_bo = reloc->robj;
1593		track->db_dirty = true;
1594		break;
1595	case DB_HTILE_SURFACE:
1596		/* 8x8 only */
1597		track->htile_surface = radeon_get_ib_value(p, idx);
1598		/* force 8x8 htile width and height */
1599		ib[idx] |= 3;
1600		track->db_dirty = true;
1601		break;
1602	case CB_IMMED0_BASE:
1603	case CB_IMMED1_BASE:
1604	case CB_IMMED2_BASE:
1605	case CB_IMMED3_BASE:
1606	case CB_IMMED4_BASE:
1607	case CB_IMMED5_BASE:
1608	case CB_IMMED6_BASE:
1609	case CB_IMMED7_BASE:
1610	case CB_IMMED8_BASE:
1611	case CB_IMMED9_BASE:
1612	case CB_IMMED10_BASE:
1613	case CB_IMMED11_BASE:
1614	case SQ_PGM_START_FS:
1615	case SQ_PGM_START_ES:
1616	case SQ_PGM_START_VS:
1617	case SQ_PGM_START_GS:
1618	case SQ_PGM_START_PS:
1619	case SQ_PGM_START_HS:
1620	case SQ_PGM_START_LS:
1621	case SQ_CONST_MEM_BASE:
1622	case SQ_ALU_CONST_CACHE_GS_0:
1623	case SQ_ALU_CONST_CACHE_GS_1:
1624	case SQ_ALU_CONST_CACHE_GS_2:
1625	case SQ_ALU_CONST_CACHE_GS_3:
1626	case SQ_ALU_CONST_CACHE_GS_4:
1627	case SQ_ALU_CONST_CACHE_GS_5:
1628	case SQ_ALU_CONST_CACHE_GS_6:
1629	case SQ_ALU_CONST_CACHE_GS_7:
1630	case SQ_ALU_CONST_CACHE_GS_8:
1631	case SQ_ALU_CONST_CACHE_GS_9:
1632	case SQ_ALU_CONST_CACHE_GS_10:
1633	case SQ_ALU_CONST_CACHE_GS_11:
1634	case SQ_ALU_CONST_CACHE_GS_12:
1635	case SQ_ALU_CONST_CACHE_GS_13:
1636	case SQ_ALU_CONST_CACHE_GS_14:
1637	case SQ_ALU_CONST_CACHE_GS_15:
1638	case SQ_ALU_CONST_CACHE_PS_0:
1639	case SQ_ALU_CONST_CACHE_PS_1:
1640	case SQ_ALU_CONST_CACHE_PS_2:
1641	case SQ_ALU_CONST_CACHE_PS_3:
1642	case SQ_ALU_CONST_CACHE_PS_4:
1643	case SQ_ALU_CONST_CACHE_PS_5:
1644	case SQ_ALU_CONST_CACHE_PS_6:
1645	case SQ_ALU_CONST_CACHE_PS_7:
1646	case SQ_ALU_CONST_CACHE_PS_8:
1647	case SQ_ALU_CONST_CACHE_PS_9:
1648	case SQ_ALU_CONST_CACHE_PS_10:
1649	case SQ_ALU_CONST_CACHE_PS_11:
1650	case SQ_ALU_CONST_CACHE_PS_12:
1651	case SQ_ALU_CONST_CACHE_PS_13:
1652	case SQ_ALU_CONST_CACHE_PS_14:
1653	case SQ_ALU_CONST_CACHE_PS_15:
1654	case SQ_ALU_CONST_CACHE_VS_0:
1655	case SQ_ALU_CONST_CACHE_VS_1:
1656	case SQ_ALU_CONST_CACHE_VS_2:
1657	case SQ_ALU_CONST_CACHE_VS_3:
1658	case SQ_ALU_CONST_CACHE_VS_4:
1659	case SQ_ALU_CONST_CACHE_VS_5:
1660	case SQ_ALU_CONST_CACHE_VS_6:
1661	case SQ_ALU_CONST_CACHE_VS_7:
1662	case SQ_ALU_CONST_CACHE_VS_8:
1663	case SQ_ALU_CONST_CACHE_VS_9:
1664	case SQ_ALU_CONST_CACHE_VS_10:
1665	case SQ_ALU_CONST_CACHE_VS_11:
1666	case SQ_ALU_CONST_CACHE_VS_12:
1667	case SQ_ALU_CONST_CACHE_VS_13:
1668	case SQ_ALU_CONST_CACHE_VS_14:
1669	case SQ_ALU_CONST_CACHE_VS_15:
1670	case SQ_ALU_CONST_CACHE_HS_0:
1671	case SQ_ALU_CONST_CACHE_HS_1:
1672	case SQ_ALU_CONST_CACHE_HS_2:
1673	case SQ_ALU_CONST_CACHE_HS_3:
1674	case SQ_ALU_CONST_CACHE_HS_4:
1675	case SQ_ALU_CONST_CACHE_HS_5:
1676	case SQ_ALU_CONST_CACHE_HS_6:
1677	case SQ_ALU_CONST_CACHE_HS_7:
1678	case SQ_ALU_CONST_CACHE_HS_8:
1679	case SQ_ALU_CONST_CACHE_HS_9:
1680	case SQ_ALU_CONST_CACHE_HS_10:
1681	case SQ_ALU_CONST_CACHE_HS_11:
1682	case SQ_ALU_CONST_CACHE_HS_12:
1683	case SQ_ALU_CONST_CACHE_HS_13:
1684	case SQ_ALU_CONST_CACHE_HS_14:
1685	case SQ_ALU_CONST_CACHE_HS_15:
1686	case SQ_ALU_CONST_CACHE_LS_0:
1687	case SQ_ALU_CONST_CACHE_LS_1:
1688	case SQ_ALU_CONST_CACHE_LS_2:
1689	case SQ_ALU_CONST_CACHE_LS_3:
1690	case SQ_ALU_CONST_CACHE_LS_4:
1691	case SQ_ALU_CONST_CACHE_LS_5:
1692	case SQ_ALU_CONST_CACHE_LS_6:
1693	case SQ_ALU_CONST_CACHE_LS_7:
1694	case SQ_ALU_CONST_CACHE_LS_8:
1695	case SQ_ALU_CONST_CACHE_LS_9:
1696	case SQ_ALU_CONST_CACHE_LS_10:
1697	case SQ_ALU_CONST_CACHE_LS_11:
1698	case SQ_ALU_CONST_CACHE_LS_12:
1699	case SQ_ALU_CONST_CACHE_LS_13:
1700	case SQ_ALU_CONST_CACHE_LS_14:
1701	case SQ_ALU_CONST_CACHE_LS_15:
1702		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1703		if (r) {
1704			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1705					"0x%04X\n", reg);
1706			return -EINVAL;
1707		}
1708		ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1709		break;
1710	case SX_MEMORY_EXPORT_BASE:
1711		if (p->rdev->family >= CHIP_CAYMAN) {
1712			dev_warn(p->dev, "bad SET_CONFIG_REG "
1713				 "0x%04X\n", reg);
1714			return -EINVAL;
1715		}
1716		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1717		if (r) {
1718			dev_warn(p->dev, "bad SET_CONFIG_REG "
1719					"0x%04X\n", reg);
1720			return -EINVAL;
1721		}
1722		ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1723		break;
1724	case CAYMAN_SX_SCATTER_EXPORT_BASE:
1725		if (p->rdev->family < CHIP_CAYMAN) {
1726			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1727				 "0x%04X\n", reg);
1728			return -EINVAL;
1729		}
1730		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1731		if (r) {
1732			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1733					"0x%04X\n", reg);
1734			return -EINVAL;
1735		}
1736		ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1737		break;
1738	case SX_MISC:
1739		track->sx_misc_kill_all_prims = (radeon_get_ib_value(p, idx) & 0x1) != 0;
1740		break;
1741	default:
1742		dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx);
1743		return -EINVAL;
1744	}
1745	return 0;
1746}
1747
1748/**
1749 * evergreen_is_safe_reg() - check if register is authorized or not
1750 * @parser: parser structure holding parsing context
1751 * @reg: register we are testing
1752 *
1753 * This function will test against reg_safe_bm and return true
1754 * if register is safe or false otherwise.
1755 */
1756static inline bool evergreen_is_safe_reg(struct radeon_cs_parser *p, u32 reg)
1757{
1758	struct evergreen_cs_track *track = p->track;
1759	u32 m, i;
1760
1761	i = (reg >> 7);
1762	if (unlikely(i >= REG_SAFE_BM_SIZE)) {
1763		return false;
1764	}
1765	m = 1 << ((reg >> 2) & 31);
1766	if (!(track->reg_safe_bm[i] & m))
1767		return true;
1768
1769	return false;
1770}
1771
1772static int evergreen_packet3_check(struct radeon_cs_parser *p,
1773				   struct radeon_cs_packet *pkt)
1774{
1775	struct radeon_bo_list *reloc;
1776	struct evergreen_cs_track *track;
1777	uint32_t *ib;
1778	unsigned idx;
1779	unsigned i;
1780	unsigned start_reg, end_reg, reg;
1781	int r;
1782	u32 idx_value;
1783
1784	track = (struct evergreen_cs_track *)p->track;
1785	ib = p->ib.ptr;
1786	idx = pkt->idx + 1;
1787	idx_value = radeon_get_ib_value(p, idx);
1788
1789	switch (pkt->opcode) {
1790	case PACKET3_SET_PREDICATION:
1791	{
1792		int pred_op;
1793		int tmp;
1794		uint64_t offset;
1795
1796		if (pkt->count != 1) {
1797			DRM_ERROR("bad SET PREDICATION\n");
1798			return -EINVAL;
1799		}
1800
1801		tmp = radeon_get_ib_value(p, idx + 1);
1802		pred_op = (tmp >> 16) & 0x7;
1803
1804		/* for the clear predicate operation */
1805		if (pred_op == 0)
1806			return 0;
1807
1808		if (pred_op > 2) {
1809			DRM_ERROR("bad SET PREDICATION operation %d\n", pred_op);
1810			return -EINVAL;
1811		}
1812
1813		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1814		if (r) {
1815			DRM_ERROR("bad SET PREDICATION\n");
1816			return -EINVAL;
1817		}
1818
1819		offset = reloc->gpu_offset +
1820			 (idx_value & 0xfffffff0) +
1821			 ((u64)(tmp & 0xff) << 32);
1822
1823		ib[idx + 0] = offset;
1824		ib[idx + 1] = (tmp & 0xffffff00) | (upper_32_bits(offset) & 0xff);
1825	}
1826	break;
1827	case PACKET3_CONTEXT_CONTROL:
1828		if (pkt->count != 1) {
1829			DRM_ERROR("bad CONTEXT_CONTROL\n");
1830			return -EINVAL;
1831		}
1832		break;
1833	case PACKET3_INDEX_TYPE:
1834	case PACKET3_NUM_INSTANCES:
1835	case PACKET3_CLEAR_STATE:
1836		if (pkt->count) {
1837			DRM_ERROR("bad INDEX_TYPE/NUM_INSTANCES/CLEAR_STATE\n");
1838			return -EINVAL;
1839		}
1840		break;
1841	case CAYMAN_PACKET3_DEALLOC_STATE:
1842		if (p->rdev->family < CHIP_CAYMAN) {
1843			DRM_ERROR("bad PACKET3_DEALLOC_STATE\n");
1844			return -EINVAL;
1845		}
1846		if (pkt->count) {
1847			DRM_ERROR("bad INDEX_TYPE/NUM_INSTANCES/CLEAR_STATE\n");
1848			return -EINVAL;
1849		}
1850		break;
1851	case PACKET3_INDEX_BASE:
1852	{
1853		uint64_t offset;
1854
1855		if (pkt->count != 1) {
1856			DRM_ERROR("bad INDEX_BASE\n");
1857			return -EINVAL;
1858		}
1859		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1860		if (r) {
1861			DRM_ERROR("bad INDEX_BASE\n");
1862			return -EINVAL;
1863		}
1864
1865		offset = reloc->gpu_offset +
1866			 idx_value +
1867			 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32);
1868
1869		ib[idx+0] = offset;
1870		ib[idx+1] = upper_32_bits(offset) & 0xff;
1871
1872		r = evergreen_cs_track_check(p);
1873		if (r) {
1874			dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
1875			return r;
1876		}
1877		break;
1878	}
1879	case PACKET3_INDEX_BUFFER_SIZE:
1880	{
1881		if (pkt->count != 0) {
1882			DRM_ERROR("bad INDEX_BUFFER_SIZE\n");
1883			return -EINVAL;
1884		}
1885		break;
1886	}
1887	case PACKET3_DRAW_INDEX:
1888	{
1889		uint64_t offset;
1890		if (pkt->count != 3) {
1891			DRM_ERROR("bad DRAW_INDEX\n");
1892			return -EINVAL;
1893		}
1894		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1895		if (r) {
1896			DRM_ERROR("bad DRAW_INDEX\n");
1897			return -EINVAL;
1898		}
1899
1900		offset = reloc->gpu_offset +
1901			 idx_value +
1902			 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32);
1903
1904		ib[idx+0] = offset;
1905		ib[idx+1] = upper_32_bits(offset) & 0xff;
1906
1907		r = evergreen_cs_track_check(p);
1908		if (r) {
1909			dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
1910			return r;
1911		}
1912		break;
1913	}
1914	case PACKET3_DRAW_INDEX_2:
1915	{
1916		uint64_t offset;
1917
1918		if (pkt->count != 4) {
1919			DRM_ERROR("bad DRAW_INDEX_2\n");
1920			return -EINVAL;
1921		}
1922		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1923		if (r) {
1924			DRM_ERROR("bad DRAW_INDEX_2\n");
1925			return -EINVAL;
1926		}
1927
1928		offset = reloc->gpu_offset +
1929			 radeon_get_ib_value(p, idx+1) +
1930			 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32);
1931
1932		ib[idx+1] = offset;
1933		ib[idx+2] = upper_32_bits(offset) & 0xff;
1934
1935		r = evergreen_cs_track_check(p);
1936		if (r) {
1937			dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
1938			return r;
1939		}
1940		break;
1941	}
1942	case PACKET3_DRAW_INDEX_AUTO:
1943		if (pkt->count != 1) {
1944			DRM_ERROR("bad DRAW_INDEX_AUTO\n");
1945			return -EINVAL;
1946		}
1947		r = evergreen_cs_track_check(p);
1948		if (r) {
1949			dev_warn(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx);
1950			return r;
1951		}
1952		break;
1953	case PACKET3_DRAW_INDEX_MULTI_AUTO:
1954		if (pkt->count != 2) {
1955			DRM_ERROR("bad DRAW_INDEX_MULTI_AUTO\n");
1956			return -EINVAL;
1957		}
1958		r = evergreen_cs_track_check(p);
1959		if (r) {
1960			dev_warn(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx);
1961			return r;
1962		}
1963		break;
1964	case PACKET3_DRAW_INDEX_IMMD:
1965		if (pkt->count < 2) {
1966			DRM_ERROR("bad DRAW_INDEX_IMMD\n");
1967			return -EINVAL;
1968		}
1969		r = evergreen_cs_track_check(p);
1970		if (r) {
1971			dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
1972			return r;
1973		}
1974		break;
1975	case PACKET3_DRAW_INDEX_OFFSET:
1976		if (pkt->count != 2) {
1977			DRM_ERROR("bad DRAW_INDEX_OFFSET\n");
1978			return -EINVAL;
1979		}
1980		r = evergreen_cs_track_check(p);
1981		if (r) {
1982			dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
1983			return r;
1984		}
1985		break;
1986	case PACKET3_DRAW_INDEX_OFFSET_2:
1987		if (pkt->count != 3) {
1988			DRM_ERROR("bad DRAW_INDEX_OFFSET_2\n");
1989			return -EINVAL;
1990		}
1991		r = evergreen_cs_track_check(p);
1992		if (r) {
1993			dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
1994			return r;
1995		}
1996		break;
1997	case PACKET3_SET_BASE:
1998	{
1999		/*
2000		DW 1 HEADER Header of the packet. Shader_Type in bit 1 of the Header will correspond to the shader type of the Load, see Type-3 Packet.
2001		   2 BASE_INDEX Bits [3:0] BASE_INDEX - Base Index specifies which base address is specified in the last two DWs.
2002		     0001: DX11 Draw_Index_Indirect Patch Table Base: Base address for Draw_Index_Indirect data.
2003		   3 ADDRESS_LO Bits [31:3] - Lower bits of QWORD-Aligned Address. Bits [2:0] - Reserved
2004		   4 ADDRESS_HI Bits [31:8] - Reserved. Bits [7:0] - Upper bits of Address [47:32]
2005		*/
2006		if (pkt->count != 2) {
2007			DRM_ERROR("bad SET_BASE\n");
2008			return -EINVAL;
2009		}
2010
2011		/* currently only supporting setting indirect draw buffer base address */
2012		if (idx_value != 1) {
2013			DRM_ERROR("bad SET_BASE\n");
2014			return -EINVAL;
2015		}
2016
2017		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2018		if (r) {
2019			DRM_ERROR("bad SET_BASE\n");
2020			return -EINVAL;
2021		}
2022
2023		track->indirect_draw_buffer_size = radeon_bo_size(reloc->robj);
2024
2025		ib[idx+1] = reloc->gpu_offset;
2026		ib[idx+2] = upper_32_bits(reloc->gpu_offset) & 0xff;
2027
2028		break;
2029	}
2030	case PACKET3_DRAW_INDIRECT:
2031	case PACKET3_DRAW_INDEX_INDIRECT:
2032	{
2033		u64 size = pkt->opcode == PACKET3_DRAW_INDIRECT ? 16 : 20;
2034
2035		/*
2036		DW 1 HEADER
2037		   2 DATA_OFFSET Bits [31:0] + byte aligned offset where the required data structure starts. Bits 1:0 are zero
2038		   3 DRAW_INITIATOR Draw Initiator Register. Written to the VGT_DRAW_INITIATOR register for the assigned context
2039		*/
2040		if (pkt->count != 1) {
2041			DRM_ERROR("bad DRAW_INDIRECT\n");
2042			return -EINVAL;
2043		}
2044
2045		if (idx_value + size > track->indirect_draw_buffer_size) {
2046			dev_warn(p->dev, "DRAW_INDIRECT buffer too small %u + %llu > %lu\n",
2047				idx_value, size, track->indirect_draw_buffer_size);
2048			return -EINVAL;
2049		}
2050
2051		r = evergreen_cs_track_check(p);
2052		if (r) {
2053			dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
2054			return r;
2055		}
2056		break;
2057	}
2058	case PACKET3_DISPATCH_DIRECT:
2059		if (pkt->count != 3) {
2060			DRM_ERROR("bad DISPATCH_DIRECT\n");
2061			return -EINVAL;
2062		}
2063		r = evergreen_cs_track_check(p);
2064		if (r) {
2065			dev_warn(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx);
2066			return r;
2067		}
2068		break;
2069	case PACKET3_DISPATCH_INDIRECT:
2070		if (pkt->count != 1) {
2071			DRM_ERROR("bad DISPATCH_INDIRECT\n");
2072			return -EINVAL;
2073		}
2074		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2075		if (r) {
2076			DRM_ERROR("bad DISPATCH_INDIRECT\n");
2077			return -EINVAL;
2078		}
2079		ib[idx+0] = idx_value + (u32)(reloc->gpu_offset & 0xffffffff);
2080		r = evergreen_cs_track_check(p);
2081		if (r) {
2082			dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
2083			return r;
2084		}
2085		break;
2086	case PACKET3_WAIT_REG_MEM:
2087		if (pkt->count != 5) {
2088			DRM_ERROR("bad WAIT_REG_MEM\n");
2089			return -EINVAL;
2090		}
2091		/* bit 4 is reg (0) or mem (1) */
2092		if (idx_value & 0x10) {
2093			uint64_t offset;
2094
2095			r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2096			if (r) {
2097				DRM_ERROR("bad WAIT_REG_MEM\n");
2098				return -EINVAL;
2099			}
2100
2101			offset = reloc->gpu_offset +
2102				 (radeon_get_ib_value(p, idx+1) & 0xfffffffc) +
2103				 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32);
2104
2105			ib[idx+1] = (ib[idx+1] & 0x3) | (offset & 0xfffffffc);
2106			ib[idx+2] = upper_32_bits(offset) & 0xff;
2107		} else if (idx_value & 0x100) {
2108			DRM_ERROR("cannot use PFP on REG wait\n");
2109			return -EINVAL;
2110		}
2111		break;
2112	case PACKET3_CP_DMA:
2113	{
2114		u32 command, size, info;
2115		u64 offset, tmp;
2116		if (pkt->count != 4) {
2117			DRM_ERROR("bad CP DMA\n");
2118			return -EINVAL;
2119		}
2120		command = radeon_get_ib_value(p, idx+4);
2121		size = command & 0x1fffff;
2122		info = radeon_get_ib_value(p, idx+1);
2123		if ((((info & 0x60000000) >> 29) != 0) || /* src = GDS or DATA */
2124		    (((info & 0x00300000) >> 20) != 0) || /* dst = GDS */
2125		    ((((info & 0x00300000) >> 20) == 0) &&
2126		     (command & PACKET3_CP_DMA_CMD_DAS)) || /* dst = register */
2127		    ((((info & 0x60000000) >> 29) == 0) &&
2128		     (command & PACKET3_CP_DMA_CMD_SAS))) { /* src = register */
2129			/* non mem to mem copies requires dw aligned count */
2130			if (size % 4) {
2131				DRM_ERROR("CP DMA command requires dw count alignment\n");
2132				return -EINVAL;
2133			}
2134		}
2135		if (command & PACKET3_CP_DMA_CMD_SAS) {
2136			/* src address space is register */
2137			/* GDS is ok */
2138			if (((info & 0x60000000) >> 29) != 1) {
2139				DRM_ERROR("CP DMA SAS not supported\n");
2140				return -EINVAL;
2141			}
2142		} else {
2143			if (command & PACKET3_CP_DMA_CMD_SAIC) {
2144				DRM_ERROR("CP DMA SAIC only supported for registers\n");
2145				return -EINVAL;
2146			}
2147			/* src address space is memory */
2148			if (((info & 0x60000000) >> 29) == 0) {
2149				r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2150				if (r) {
2151					DRM_ERROR("bad CP DMA SRC\n");
2152					return -EINVAL;
2153				}
2154
2155				tmp = radeon_get_ib_value(p, idx) +
2156					((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32);
2157
2158				offset = reloc->gpu_offset + tmp;
2159
2160				if ((tmp + size) > radeon_bo_size(reloc->robj)) {
2161					dev_warn(p->dev, "CP DMA src buffer too small (%llu %lu)\n",
2162						 tmp + size, radeon_bo_size(reloc->robj));
2163					return -EINVAL;
2164				}
2165
2166				ib[idx] = offset;
2167				ib[idx+1] = (ib[idx+1] & 0xffffff00) | (upper_32_bits(offset) & 0xff);
2168			} else if (((info & 0x60000000) >> 29) != 2) {
2169				DRM_ERROR("bad CP DMA SRC_SEL\n");
2170				return -EINVAL;
2171			}
2172		}
2173		if (command & PACKET3_CP_DMA_CMD_DAS) {
2174			/* dst address space is register */
2175			/* GDS is ok */
2176			if (((info & 0x00300000) >> 20) != 1) {
2177				DRM_ERROR("CP DMA DAS not supported\n");
2178				return -EINVAL;
2179			}
2180		} else {
2181			/* dst address space is memory */
2182			if (command & PACKET3_CP_DMA_CMD_DAIC) {
2183				DRM_ERROR("CP DMA DAIC only supported for registers\n");
2184				return -EINVAL;
2185			}
2186			if (((info & 0x00300000) >> 20) == 0) {
2187				r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2188				if (r) {
2189					DRM_ERROR("bad CP DMA DST\n");
2190					return -EINVAL;
2191				}
2192
2193				tmp = radeon_get_ib_value(p, idx+2) +
2194					((u64)(radeon_get_ib_value(p, idx+3) & 0xff) << 32);
2195
2196				offset = reloc->gpu_offset + tmp;
2197
2198				if ((tmp + size) > radeon_bo_size(reloc->robj)) {
2199					dev_warn(p->dev, "CP DMA dst buffer too small (%llu %lu)\n",
2200						 tmp + size, radeon_bo_size(reloc->robj));
2201					return -EINVAL;
2202				}
2203
2204				ib[idx+2] = offset;
2205				ib[idx+3] = upper_32_bits(offset) & 0xff;
2206			} else {
2207				DRM_ERROR("bad CP DMA DST_SEL\n");
2208				return -EINVAL;
2209			}
2210		}
2211		break;
2212	}
2213	case PACKET3_PFP_SYNC_ME:
2214		if (pkt->count) {
2215			DRM_ERROR("bad PFP_SYNC_ME\n");
2216			return -EINVAL;
2217		}
2218		break;
2219	case PACKET3_SURFACE_SYNC:
2220		if (pkt->count != 3) {
2221			DRM_ERROR("bad SURFACE_SYNC\n");
2222			return -EINVAL;
2223		}
2224		/* 0xffffffff/0x0 is flush all cache flag */
2225		if (radeon_get_ib_value(p, idx + 1) != 0xffffffff ||
2226		    radeon_get_ib_value(p, idx + 2) != 0) {
2227			r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2228			if (r) {
2229				DRM_ERROR("bad SURFACE_SYNC\n");
2230				return -EINVAL;
2231			}
2232			ib[idx+2] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
2233		}
2234		break;
2235	case PACKET3_EVENT_WRITE:
2236		if (pkt->count != 2 && pkt->count != 0) {
2237			DRM_ERROR("bad EVENT_WRITE\n");
2238			return -EINVAL;
2239		}
2240		if (pkt->count) {
2241			uint64_t offset;
2242
2243			r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2244			if (r) {
2245				DRM_ERROR("bad EVENT_WRITE\n");
2246				return -EINVAL;
2247			}
2248			offset = reloc->gpu_offset +
2249				 (radeon_get_ib_value(p, idx+1) & 0xfffffff8) +
2250				 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32);
2251
2252			ib[idx+1] = offset & 0xfffffff8;
2253			ib[idx+2] = upper_32_bits(offset) & 0xff;
2254		}
2255		break;
2256	case PACKET3_EVENT_WRITE_EOP:
2257	{
2258		uint64_t offset;
2259
2260		if (pkt->count != 4) {
2261			DRM_ERROR("bad EVENT_WRITE_EOP\n");
2262			return -EINVAL;
2263		}
2264		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2265		if (r) {
2266			DRM_ERROR("bad EVENT_WRITE_EOP\n");
2267			return -EINVAL;
2268		}
2269
2270		offset = reloc->gpu_offset +
2271			 (radeon_get_ib_value(p, idx+1) & 0xfffffffc) +
2272			 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32);
2273
2274		ib[idx+1] = offset & 0xfffffffc;
2275		ib[idx+2] = (ib[idx+2] & 0xffffff00) | (upper_32_bits(offset) & 0xff);
2276		break;
2277	}
2278	case PACKET3_EVENT_WRITE_EOS:
2279	{
2280		uint64_t offset;
2281
2282		if (pkt->count != 3) {
2283			DRM_ERROR("bad EVENT_WRITE_EOS\n");
2284			return -EINVAL;
2285		}
2286		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2287		if (r) {
2288			DRM_ERROR("bad EVENT_WRITE_EOS\n");
2289			return -EINVAL;
2290		}
2291
2292		offset = reloc->gpu_offset +
2293			 (radeon_get_ib_value(p, idx+1) & 0xfffffffc) +
2294			 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32);
2295
2296		ib[idx+1] = offset & 0xfffffffc;
2297		ib[idx+2] = (ib[idx+2] & 0xffffff00) | (upper_32_bits(offset) & 0xff);
2298		break;
2299	}
2300	case PACKET3_SET_CONFIG_REG:
2301		start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_START;
2302		end_reg = 4 * pkt->count + start_reg - 4;
2303		if ((start_reg < PACKET3_SET_CONFIG_REG_START) ||
2304		    (start_reg >= PACKET3_SET_CONFIG_REG_END) ||
2305		    (end_reg >= PACKET3_SET_CONFIG_REG_END)) {
2306			DRM_ERROR("bad PACKET3_SET_CONFIG_REG\n");
2307			return -EINVAL;
2308		}
2309		for (reg = start_reg, idx++; reg <= end_reg; reg += 4, idx++) {
2310			if (evergreen_is_safe_reg(p, reg))
2311				continue;
2312			r = evergreen_cs_handle_reg(p, reg, idx);
2313			if (r)
2314				return r;
2315		}
2316		break;
2317	case PACKET3_SET_CONTEXT_REG:
2318		start_reg = (idx_value << 2) + PACKET3_SET_CONTEXT_REG_START;
2319		end_reg = 4 * pkt->count + start_reg - 4;
2320		if ((start_reg < PACKET3_SET_CONTEXT_REG_START) ||
2321		    (start_reg >= PACKET3_SET_CONTEXT_REG_END) ||
2322		    (end_reg >= PACKET3_SET_CONTEXT_REG_END)) {
2323			DRM_ERROR("bad PACKET3_SET_CONTEXT_REG\n");
2324			return -EINVAL;
2325		}
2326		for (reg = start_reg, idx++; reg <= end_reg; reg += 4, idx++) {
2327			if (evergreen_is_safe_reg(p, reg))
2328				continue;
2329			r = evergreen_cs_handle_reg(p, reg, idx);
2330			if (r)
2331				return r;
2332		}
2333		break;
2334	case PACKET3_SET_RESOURCE:
2335		if (pkt->count % 8) {
2336			DRM_ERROR("bad SET_RESOURCE\n");
2337			return -EINVAL;
2338		}
2339		start_reg = (idx_value << 2) + PACKET3_SET_RESOURCE_START;
2340		end_reg = 4 * pkt->count + start_reg - 4;
2341		if ((start_reg < PACKET3_SET_RESOURCE_START) ||
2342		    (start_reg >= PACKET3_SET_RESOURCE_END) ||
2343		    (end_reg >= PACKET3_SET_RESOURCE_END)) {
2344			DRM_ERROR("bad SET_RESOURCE\n");
2345			return -EINVAL;
2346		}
2347		for (i = 0; i < (pkt->count / 8); i++) {
2348			struct radeon_bo *texture, *mipmap;
2349			u32 toffset, moffset;
2350			u32 size, offset, mip_address, tex_dim;
2351
2352			switch (G__SQ_CONSTANT_TYPE(radeon_get_ib_value(p, idx+1+(i*8)+7))) {
2353			case SQ_TEX_VTX_VALID_TEXTURE:
2354				/* tex base */
2355				r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2356				if (r) {
2357					DRM_ERROR("bad SET_RESOURCE (tex)\n");
2358					return -EINVAL;
2359				}
2360				if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
2361					ib[idx+1+(i*8)+1] |=
2362						TEX_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->tiling_flags));
2363					if (reloc->tiling_flags & RADEON_TILING_MACRO) {
2364						unsigned bankw, bankh, mtaspect, tile_split;
2365
2366						evergreen_tiling_fields(reloc->tiling_flags,
2367									&bankw, &bankh, &mtaspect,
2368									&tile_split);
2369						ib[idx+1+(i*8)+6] |= TEX_TILE_SPLIT(tile_split);
2370						ib[idx+1+(i*8)+7] |=
2371							TEX_BANK_WIDTH(bankw) |
2372							TEX_BANK_HEIGHT(bankh) |
2373							MACRO_TILE_ASPECT(mtaspect) |
2374							TEX_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks));
2375					}
2376				}
2377				texture = reloc->robj;
2378				toffset = (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
2379
2380				/* tex mip base */
2381				tex_dim = ib[idx+1+(i*8)+0] & 0x7;
2382				mip_address = ib[idx+1+(i*8)+3];
2383
2384				if ((tex_dim == SQ_TEX_DIM_2D_MSAA || tex_dim == SQ_TEX_DIM_2D_ARRAY_MSAA) &&
2385				    !mip_address &&
2386				    !radeon_cs_packet_next_is_pkt3_nop(p)) {
2387					/* MIP_ADDRESS should point to FMASK for an MSAA texture.
2388					 * It should be 0 if FMASK is disabled. */
2389					moffset = 0;
2390					mipmap = NULL;
2391				} else {
2392					r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2393					if (r) {
2394						DRM_ERROR("bad SET_RESOURCE (tex)\n");
2395						return -EINVAL;
2396					}
2397					moffset = (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
2398					mipmap = reloc->robj;
2399				}
2400
2401				r = evergreen_cs_track_validate_texture(p, texture, mipmap, idx+1+(i*8));
2402				if (r)
2403					return r;
2404				ib[idx+1+(i*8)+2] += toffset;
2405				ib[idx+1+(i*8)+3] += moffset;
2406				break;
2407			case SQ_TEX_VTX_VALID_BUFFER:
2408			{
2409				uint64_t offset64;
2410				/* vtx base */
2411				r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2412				if (r) {
2413					DRM_ERROR("bad SET_RESOURCE (vtx)\n");
2414					return -EINVAL;
2415				}
2416				offset = radeon_get_ib_value(p, idx+1+(i*8)+0);
2417				size = radeon_get_ib_value(p, idx+1+(i*8)+1);
2418				if (p->rdev && (size + offset) > radeon_bo_size(reloc->robj)) {
2419					/* force size to size of the buffer */
2420					dev_warn_ratelimited(p->dev, "vbo resource seems too big for the bo\n");
2421					ib[idx+1+(i*8)+1] = radeon_bo_size(reloc->robj) - offset;
2422				}
2423
2424				offset64 = reloc->gpu_offset + offset;
2425				ib[idx+1+(i*8)+0] = offset64;
2426				ib[idx+1+(i*8)+2] = (ib[idx+1+(i*8)+2] & 0xffffff00) |
2427						    (upper_32_bits(offset64) & 0xff);
2428				break;
2429			}
2430			case SQ_TEX_VTX_INVALID_TEXTURE:
2431			case SQ_TEX_VTX_INVALID_BUFFER:
2432			default:
2433				DRM_ERROR("bad SET_RESOURCE\n");
2434				return -EINVAL;
2435			}
2436		}
2437		break;
2438	case PACKET3_SET_ALU_CONST:
2439		/* XXX fix me ALU const buffers only */
2440		break;
2441	case PACKET3_SET_BOOL_CONST:
2442		start_reg = (idx_value << 2) + PACKET3_SET_BOOL_CONST_START;
2443		end_reg = 4 * pkt->count + start_reg - 4;
2444		if ((start_reg < PACKET3_SET_BOOL_CONST_START) ||
2445		    (start_reg >= PACKET3_SET_BOOL_CONST_END) ||
2446		    (end_reg >= PACKET3_SET_BOOL_CONST_END)) {
2447			DRM_ERROR("bad SET_BOOL_CONST\n");
2448			return -EINVAL;
2449		}
2450		break;
2451	case PACKET3_SET_LOOP_CONST:
2452		start_reg = (idx_value << 2) + PACKET3_SET_LOOP_CONST_START;
2453		end_reg = 4 * pkt->count + start_reg - 4;
2454		if ((start_reg < PACKET3_SET_LOOP_CONST_START) ||
2455		    (start_reg >= PACKET3_SET_LOOP_CONST_END) ||
2456		    (end_reg >= PACKET3_SET_LOOP_CONST_END)) {
2457			DRM_ERROR("bad SET_LOOP_CONST\n");
2458			return -EINVAL;
2459		}
2460		break;
2461	case PACKET3_SET_CTL_CONST:
2462		start_reg = (idx_value << 2) + PACKET3_SET_CTL_CONST_START;
2463		end_reg = 4 * pkt->count + start_reg - 4;
2464		if ((start_reg < PACKET3_SET_CTL_CONST_START) ||
2465		    (start_reg >= PACKET3_SET_CTL_CONST_END) ||
2466		    (end_reg >= PACKET3_SET_CTL_CONST_END)) {
2467			DRM_ERROR("bad SET_CTL_CONST\n");
2468			return -EINVAL;
2469		}
2470		break;
2471	case PACKET3_SET_SAMPLER:
2472		if (pkt->count % 3) {
2473			DRM_ERROR("bad SET_SAMPLER\n");
2474			return -EINVAL;
2475		}
2476		start_reg = (idx_value << 2) + PACKET3_SET_SAMPLER_START;
2477		end_reg = 4 * pkt->count + start_reg - 4;
2478		if ((start_reg < PACKET3_SET_SAMPLER_START) ||
2479		    (start_reg >= PACKET3_SET_SAMPLER_END) ||
2480		    (end_reg >= PACKET3_SET_SAMPLER_END)) {
2481			DRM_ERROR("bad SET_SAMPLER\n");
2482			return -EINVAL;
2483		}
2484		break;
2485	case PACKET3_STRMOUT_BUFFER_UPDATE:
2486		if (pkt->count != 4) {
2487			DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (invalid count)\n");
2488			return -EINVAL;
2489		}
2490		/* Updating memory at DST_ADDRESS. */
2491		if (idx_value & 0x1) {
2492			u64 offset;
2493			r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2494			if (r) {
2495				DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (missing dst reloc)\n");
2496				return -EINVAL;
2497			}
2498			offset = radeon_get_ib_value(p, idx+1);
2499			offset += ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32;
2500			if ((offset + 4) > radeon_bo_size(reloc->robj)) {
2501				DRM_ERROR("bad STRMOUT_BUFFER_UPDATE dst bo too small: 0x%llx, 0x%lx\n",
2502					  offset + 4, radeon_bo_size(reloc->robj));
2503				return -EINVAL;
2504			}
2505			offset += reloc->gpu_offset;
2506			ib[idx+1] = offset;
2507			ib[idx+2] = upper_32_bits(offset) & 0xff;
2508		}
2509		/* Reading data from SRC_ADDRESS. */
2510		if (((idx_value >> 1) & 0x3) == 2) {
2511			u64 offset;
2512			r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2513			if (r) {
2514				DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (missing src reloc)\n");
2515				return -EINVAL;
2516			}
2517			offset = radeon_get_ib_value(p, idx+3);
2518			offset += ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32;
2519			if ((offset + 4) > radeon_bo_size(reloc->robj)) {
2520				DRM_ERROR("bad STRMOUT_BUFFER_UPDATE src bo too small: 0x%llx, 0x%lx\n",
2521					  offset + 4, radeon_bo_size(reloc->robj));
2522				return -EINVAL;
2523			}
2524			offset += reloc->gpu_offset;
2525			ib[idx+3] = offset;
2526			ib[idx+4] = upper_32_bits(offset) & 0xff;
2527		}
2528		break;
2529	case PACKET3_MEM_WRITE:
2530	{
2531		u64 offset;
2532
2533		if (pkt->count != 3) {
2534			DRM_ERROR("bad MEM_WRITE (invalid count)\n");
2535			return -EINVAL;
2536		}
2537		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2538		if (r) {
2539			DRM_ERROR("bad MEM_WRITE (missing reloc)\n");
2540			return -EINVAL;
2541		}
2542		offset = radeon_get_ib_value(p, idx+0);
2543		offset += ((u64)(radeon_get_ib_value(p, idx+1) & 0xff)) << 32UL;
2544		if (offset & 0x7) {
2545			DRM_ERROR("bad MEM_WRITE (address not qwords aligned)\n");
2546			return -EINVAL;
2547		}
2548		if ((offset + 8) > radeon_bo_size(reloc->robj)) {
2549			DRM_ERROR("bad MEM_WRITE bo too small: 0x%llx, 0x%lx\n",
2550				  offset + 8, radeon_bo_size(reloc->robj));
2551			return -EINVAL;
2552		}
2553		offset += reloc->gpu_offset;
2554		ib[idx+0] = offset;
2555		ib[idx+1] = upper_32_bits(offset) & 0xff;
2556		break;
2557	}
2558	case PACKET3_COPY_DW:
2559		if (pkt->count != 4) {
2560			DRM_ERROR("bad COPY_DW (invalid count)\n");
2561			return -EINVAL;
2562		}
2563		if (idx_value & 0x1) {
2564			u64 offset;
2565			/* SRC is memory. */
2566			r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2567			if (r) {
2568				DRM_ERROR("bad COPY_DW (missing src reloc)\n");
2569				return -EINVAL;
2570			}
2571			offset = radeon_get_ib_value(p, idx+1);
2572			offset += ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32;
2573			if ((offset + 4) > radeon_bo_size(reloc->robj)) {
2574				DRM_ERROR("bad COPY_DW src bo too small: 0x%llx, 0x%lx\n",
2575					  offset + 4, radeon_bo_size(reloc->robj));
2576				return -EINVAL;
2577			}
2578			offset += reloc->gpu_offset;
2579			ib[idx+1] = offset;
2580			ib[idx+2] = upper_32_bits(offset) & 0xff;
2581		} else {
2582			/* SRC is a reg. */
2583			reg = radeon_get_ib_value(p, idx+1) << 2;
2584			if (!evergreen_is_safe_reg(p, reg)) {
2585				dev_warn(p->dev, "forbidden register 0x%08x at %d\n",
2586					 reg, idx + 1);
2587				return -EINVAL;
2588			}
2589		}
2590		if (idx_value & 0x2) {
2591			u64 offset;
2592			/* DST is memory. */
2593			r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2594			if (r) {
2595				DRM_ERROR("bad COPY_DW (missing dst reloc)\n");
2596				return -EINVAL;
2597			}
2598			offset = radeon_get_ib_value(p, idx+3);
2599			offset += ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32;
2600			if ((offset + 4) > radeon_bo_size(reloc->robj)) {
2601				DRM_ERROR("bad COPY_DW dst bo too small: 0x%llx, 0x%lx\n",
2602					  offset + 4, radeon_bo_size(reloc->robj));
2603				return -EINVAL;
2604			}
2605			offset += reloc->gpu_offset;
2606			ib[idx+3] = offset;
2607			ib[idx+4] = upper_32_bits(offset) & 0xff;
2608		} else {
2609			/* DST is a reg. */
2610			reg = radeon_get_ib_value(p, idx+3) << 2;
2611			if (!evergreen_is_safe_reg(p, reg)) {
2612				dev_warn(p->dev, "forbidden register 0x%08x at %d\n",
2613					 reg, idx + 3);
2614				return -EINVAL;
2615			}
2616		}
2617		break;
2618	case PACKET3_SET_APPEND_CNT:
2619	{
2620		uint32_t areg;
2621		uint32_t allowed_reg_base;
2622		uint32_t source_sel;
2623		if (pkt->count != 2) {
2624			DRM_ERROR("bad SET_APPEND_CNT (invalid count)\n");
2625			return -EINVAL;
2626		}
2627
2628		allowed_reg_base = GDS_APPEND_COUNT_0;
2629		allowed_reg_base -= PACKET3_SET_CONTEXT_REG_START;
2630		allowed_reg_base >>= 2;
2631
2632		areg = idx_value >> 16;
2633		if (areg < allowed_reg_base || areg > (allowed_reg_base + 11)) {
2634			dev_warn(p->dev, "forbidden register for append cnt 0x%08x at %d\n",
2635				 areg, idx);
2636			return -EINVAL;
2637		}
2638
2639		source_sel = G_PACKET3_SET_APPEND_CNT_SRC_SELECT(idx_value);
2640		if (source_sel == PACKET3_SAC_SRC_SEL_MEM) {
2641			uint64_t offset;
2642			uint32_t swap;
2643			r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2644			if (r) {
2645				DRM_ERROR("bad SET_APPEND_CNT (missing reloc)\n");
2646				return -EINVAL;
2647			}
2648			offset = radeon_get_ib_value(p, idx + 1);
2649			swap = offset & 0x3;
2650			offset &= ~0x3;
2651
2652			offset += ((u64)(radeon_get_ib_value(p, idx + 2) & 0xff)) << 32;
2653
2654			offset += reloc->gpu_offset;
2655			ib[idx+1] = (offset & 0xfffffffc) | swap;
2656			ib[idx+2] = upper_32_bits(offset) & 0xff;
2657		} else {
2658			DRM_ERROR("bad SET_APPEND_CNT (unsupported operation)\n");
2659			return -EINVAL;
2660		}
2661		break;
2662	}
2663	case PACKET3_NOP:
2664		break;
2665	default:
2666		DRM_ERROR("Packet3 opcode %x not supported\n", pkt->opcode);
2667		return -EINVAL;
2668	}
2669	return 0;
2670}
2671
2672int evergreen_cs_parse(struct radeon_cs_parser *p)
2673{
2674	struct radeon_cs_packet pkt;
2675	struct evergreen_cs_track *track;
2676	u32 tmp;
2677	int r;
2678
2679	if (p->track == NULL) {
2680		/* initialize tracker, we are in kms */
2681		track = kzalloc(sizeof(*track), GFP_KERNEL);
2682		if (track == NULL)
2683			return -ENOMEM;
2684		evergreen_cs_track_init(track);
2685		if (p->rdev->family >= CHIP_CAYMAN) {
2686			tmp = p->rdev->config.cayman.tile_config;
2687			track->reg_safe_bm = cayman_reg_safe_bm;
2688		} else {
2689			tmp = p->rdev->config.evergreen.tile_config;
2690			track->reg_safe_bm = evergreen_reg_safe_bm;
2691		}
2692		BUILD_BUG_ON(ARRAY_SIZE(cayman_reg_safe_bm) != REG_SAFE_BM_SIZE);
2693		BUILD_BUG_ON(ARRAY_SIZE(evergreen_reg_safe_bm) != REG_SAFE_BM_SIZE);
2694		switch (tmp & 0xf) {
2695		case 0:
2696			track->npipes = 1;
2697			break;
2698		case 1:
2699		default:
2700			track->npipes = 2;
2701			break;
2702		case 2:
2703			track->npipes = 4;
2704			break;
2705		case 3:
2706			track->npipes = 8;
2707			break;
2708		}
2709
2710		switch ((tmp & 0xf0) >> 4) {
2711		case 0:
2712			track->nbanks = 4;
2713			break;
2714		case 1:
2715		default:
2716			track->nbanks = 8;
2717			break;
2718		case 2:
2719			track->nbanks = 16;
2720			break;
2721		}
2722
2723		switch ((tmp & 0xf00) >> 8) {
2724		case 0:
2725			track->group_size = 256;
2726			break;
2727		case 1:
2728		default:
2729			track->group_size = 512;
2730			break;
2731		}
2732
2733		switch ((tmp & 0xf000) >> 12) {
2734		case 0:
2735			track->row_size = 1;
2736			break;
2737		case 1:
2738		default:
2739			track->row_size = 2;
2740			break;
2741		case 2:
2742			track->row_size = 4;
2743			break;
2744		}
2745
2746		p->track = track;
2747	}
2748	do {
2749		r = radeon_cs_packet_parse(p, &pkt, p->idx);
2750		if (r) {
2751			kfree(p->track);
2752			p->track = NULL;
2753			return r;
2754		}
2755		p->idx += pkt.count + 2;
2756		switch (pkt.type) {
2757		case RADEON_PACKET_TYPE0:
2758			r = evergreen_cs_parse_packet0(p, &pkt);
2759			break;
2760		case RADEON_PACKET_TYPE2:
2761			break;
2762		case RADEON_PACKET_TYPE3:
2763			r = evergreen_packet3_check(p, &pkt);
2764			break;
2765		default:
2766			DRM_ERROR("Unknown packet type %d !\n", pkt.type);
2767			kfree(p->track);
2768			p->track = NULL;
2769			return -EINVAL;
2770		}
2771		if (r) {
2772			kfree(p->track);
2773			p->track = NULL;
2774			return r;
2775		}
2776	} while (p->idx < p->chunk_ib->length_dw);
2777#if 0
2778	for (r = 0; r < p->ib.length_dw; r++) {
2779		pr_info("%05d  0x%08X\n", r, p->ib.ptr[r]);
2780		mdelay(1);
2781	}
2782#endif
2783	kfree(p->track);
2784	p->track = NULL;
2785	return 0;
2786}
2787
2788/**
2789 * evergreen_dma_cs_parse() - parse the DMA IB
2790 * @p:		parser structure holding parsing context.
2791 *
2792 * Parses the DMA IB from the CS ioctl and updates
2793 * the GPU addresses based on the reloc information and
2794 * checks for errors. (Evergreen-Cayman)
2795 * Returns 0 for success and an error on failure.
2796 **/
2797int evergreen_dma_cs_parse(struct radeon_cs_parser *p)
2798{
2799	struct radeon_cs_chunk *ib_chunk = p->chunk_ib;
2800	struct radeon_bo_list *src_reloc, *dst_reloc, *dst2_reloc;
2801	u32 header, cmd, count, sub_cmd;
2802	uint32_t *ib = p->ib.ptr;
2803	u32 idx;
2804	u64 src_offset, dst_offset, dst2_offset;
2805	int r;
2806
2807	do {
2808		if (p->idx >= ib_chunk->length_dw) {
2809			DRM_ERROR("Can not parse packet at %d after CS end %d !\n",
2810				  p->idx, ib_chunk->length_dw);
2811			return -EINVAL;
2812		}
2813		idx = p->idx;
2814		header = radeon_get_ib_value(p, idx);
2815		cmd = GET_DMA_CMD(header);
2816		count = GET_DMA_COUNT(header);
2817		sub_cmd = GET_DMA_SUB_CMD(header);
2818
2819		switch (cmd) {
2820		case DMA_PACKET_WRITE:
2821			r = r600_dma_cs_next_reloc(p, &dst_reloc);
2822			if (r) {
2823				DRM_ERROR("bad DMA_PACKET_WRITE\n");
2824				return -EINVAL;
2825			}
2826			switch (sub_cmd) {
2827			/* tiled */
2828			case 8:
2829				dst_offset = radeon_get_ib_value(p, idx+1);
2830				dst_offset <<= 8;
2831
2832				ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8);
2833				p->idx += count + 7;
2834				break;
2835			/* linear */
2836			case 0:
2837				dst_offset = radeon_get_ib_value(p, idx+1);
2838				dst_offset |= ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32;
2839
2840				ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
2841				ib[idx+2] += upper_32_bits(dst_reloc->gpu_offset) & 0xff;
2842				p->idx += count + 3;
2843				break;
2844			default:
2845				DRM_ERROR("bad DMA_PACKET_WRITE [%6d] 0x%08x sub cmd is not 0 or 8\n", idx, header);
2846				return -EINVAL;
2847			}
2848			if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
2849				dev_warn(p->dev, "DMA write buffer too small (%llu %lu)\n",
2850					 dst_offset, radeon_bo_size(dst_reloc->robj));
2851				return -EINVAL;
2852			}
2853			break;
2854		case DMA_PACKET_COPY:
2855			r = r600_dma_cs_next_reloc(p, &src_reloc);
2856			if (r) {
2857				DRM_ERROR("bad DMA_PACKET_COPY\n");
2858				return -EINVAL;
2859			}
2860			r = r600_dma_cs_next_reloc(p, &dst_reloc);
2861			if (r) {
2862				DRM_ERROR("bad DMA_PACKET_COPY\n");
2863				return -EINVAL;
2864			}
2865			switch (sub_cmd) {
2866			/* Copy L2L, DW aligned */
2867			case 0x00:
2868				/* L2L, dw */
2869				src_offset = radeon_get_ib_value(p, idx+2);
2870				src_offset |= ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32;
2871				dst_offset = radeon_get_ib_value(p, idx+1);
2872				dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0xff)) << 32;
2873				if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) {
2874					dev_warn(p->dev, "DMA L2L, dw src buffer too small (%llu %lu)\n",
2875							src_offset + (count * 4), radeon_bo_size(src_reloc->robj));
2876					return -EINVAL;
2877				}
2878				if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
2879					dev_warn(p->dev, "DMA L2L, dw dst buffer too small (%llu %lu)\n",
2880							dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
2881					return -EINVAL;
2882				}
2883				ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
2884				ib[idx+2] += (u32)(src_reloc->gpu_offset & 0xfffffffc);
2885				ib[idx+3] += upper_32_bits(dst_reloc->gpu_offset) & 0xff;
2886				ib[idx+4] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
2887				p->idx += 5;
2888				break;
2889			/* Copy L2T/T2L */
2890			case 0x08:
2891				/* detile bit */
2892				if (radeon_get_ib_value(p, idx + 2) & (1 << 31)) {
2893					/* tiled src, linear dst */
2894					src_offset = radeon_get_ib_value(p, idx+1);
2895					src_offset <<= 8;
2896					ib[idx+1] += (u32)(src_reloc->gpu_offset >> 8);
2897
2898					dst_offset = radeon_get_ib_value(p, idx + 7);
2899					dst_offset |= ((u64)(radeon_get_ib_value(p, idx+8) & 0xff)) << 32;
2900					ib[idx+7] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
2901					ib[idx+8] += upper_32_bits(dst_reloc->gpu_offset) & 0xff;
2902				} else {
2903					/* linear src, tiled dst */
2904					src_offset = radeon_get_ib_value(p, idx+7);
2905					src_offset |= ((u64)(radeon_get_ib_value(p, idx+8) & 0xff)) << 32;
2906					ib[idx+7] += (u32)(src_reloc->gpu_offset & 0xfffffffc);
2907					ib[idx+8] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
2908
2909					dst_offset = radeon_get_ib_value(p, idx+1);
2910					dst_offset <<= 8;
2911					ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8);
2912				}
2913				if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) {
2914					dev_warn(p->dev, "DMA L2T, src buffer too small (%llu %lu)\n",
2915							src_offset + (count * 4), radeon_bo_size(src_reloc->robj));
2916					return -EINVAL;
2917				}
2918				if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
2919					dev_warn(p->dev, "DMA L2T, dst buffer too small (%llu %lu)\n",
2920							dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
2921					return -EINVAL;
2922				}
2923				p->idx += 9;
2924				break;
2925			/* Copy L2L, byte aligned */
2926			case 0x40:
2927				/* L2L, byte */
2928				src_offset = radeon_get_ib_value(p, idx+2);
2929				src_offset |= ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32;
2930				dst_offset = radeon_get_ib_value(p, idx+1);
2931				dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0xff)) << 32;
2932				if ((src_offset + count) > radeon_bo_size(src_reloc->robj)) {
2933					dev_warn(p->dev, "DMA L2L, byte src buffer too small (%llu %lu)\n",
2934							src_offset + count, radeon_bo_size(src_reloc->robj));
2935					return -EINVAL;
2936				}
2937				if ((dst_offset + count) > radeon_bo_size(dst_reloc->robj)) {
2938					dev_warn(p->dev, "DMA L2L, byte dst buffer too small (%llu %lu)\n",
2939							dst_offset + count, radeon_bo_size(dst_reloc->robj));
2940					return -EINVAL;
2941				}
2942				ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xffffffff);
2943				ib[idx+2] += (u32)(src_reloc->gpu_offset & 0xffffffff);
2944				ib[idx+3] += upper_32_bits(dst_reloc->gpu_offset) & 0xff;
2945				ib[idx+4] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
2946				p->idx += 5;
2947				break;
2948			/* Copy L2L, partial */
2949			case 0x41:
2950				/* L2L, partial */
2951				if (p->family < CHIP_CAYMAN) {
2952					DRM_ERROR("L2L Partial is cayman only !\n");
2953					return -EINVAL;
2954				}
2955				ib[idx+1] += (u32)(src_reloc->gpu_offset & 0xffffffff);
2956				ib[idx+2] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
2957				ib[idx+4] += (u32)(dst_reloc->gpu_offset & 0xffffffff);
2958				ib[idx+5] += upper_32_bits(dst_reloc->gpu_offset) & 0xff;
2959
2960				p->idx += 9;
2961				break;
2962			/* Copy L2L, DW aligned, broadcast */
2963			case 0x44:
2964				/* L2L, dw, broadcast */
2965				r = r600_dma_cs_next_reloc(p, &dst2_reloc);
2966				if (r) {
2967					DRM_ERROR("bad L2L, dw, broadcast DMA_PACKET_COPY\n");
2968					return -EINVAL;
2969				}
2970				dst_offset = radeon_get_ib_value(p, idx+1);
2971				dst_offset |= ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32;
2972				dst2_offset = radeon_get_ib_value(p, idx+2);
2973				dst2_offset |= ((u64)(radeon_get_ib_value(p, idx+5) & 0xff)) << 32;
2974				src_offset = radeon_get_ib_value(p, idx+3);
2975				src_offset |= ((u64)(radeon_get_ib_value(p, idx+6) & 0xff)) << 32;
2976				if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) {
2977					dev_warn(p->dev, "DMA L2L, dw, broadcast src buffer too small (%llu %lu)\n",
2978							src_offset + (count * 4), radeon_bo_size(src_reloc->robj));
2979					return -EINVAL;
2980				}
2981				if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
2982					dev_warn(p->dev, "DMA L2L, dw, broadcast dst buffer too small (%llu %lu)\n",
2983							dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
2984					return -EINVAL;
2985				}
2986				if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) {
2987					dev_warn(p->dev, "DMA L2L, dw, broadcast dst2 buffer too small (%llu %lu)\n",
2988							dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj));
2989					return -EINVAL;
2990				}
2991				ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
2992				ib[idx+2] += (u32)(dst2_reloc->gpu_offset & 0xfffffffc);
2993				ib[idx+3] += (u32)(src_reloc->gpu_offset & 0xfffffffc);
2994				ib[idx+4] += upper_32_bits(dst_reloc->gpu_offset) & 0xff;
2995				ib[idx+5] += upper_32_bits(dst2_reloc->gpu_offset) & 0xff;
2996				ib[idx+6] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
2997				p->idx += 7;
2998				break;
2999			/* Copy L2T Frame to Field */
3000			case 0x48:
3001				if (radeon_get_ib_value(p, idx + 2) & (1 << 31)) {
3002					DRM_ERROR("bad L2T, frame to fields DMA_PACKET_COPY\n");
3003					return -EINVAL;
3004				}
3005				r = r600_dma_cs_next_reloc(p, &dst2_reloc);
3006				if (r) {
3007					DRM_ERROR("bad L2T, frame to fields DMA_PACKET_COPY\n");
3008					return -EINVAL;
3009				}
3010				dst_offset = radeon_get_ib_value(p, idx+1);
3011				dst_offset <<= 8;
3012				dst2_offset = radeon_get_ib_value(p, idx+2);
3013				dst2_offset <<= 8;
3014				src_offset = radeon_get_ib_value(p, idx+8);
3015				src_offset |= ((u64)(radeon_get_ib_value(p, idx+9) & 0xff)) << 32;
3016				if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) {
3017					dev_warn(p->dev, "DMA L2T, frame to fields src buffer too small (%llu %lu)\n",
3018							src_offset + (count * 4), radeon_bo_size(src_reloc->robj));
3019					return -EINVAL;
3020				}
3021				if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
3022					dev_warn(p->dev, "DMA L2T, frame to fields buffer too small (%llu %lu)\n",
3023							dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
3024					return -EINVAL;
3025				}
3026				if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) {
3027					dev_warn(p->dev, "DMA L2T, frame to fields buffer too small (%llu %lu)\n",
3028							dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj));
3029					return -EINVAL;
3030				}
3031				ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8);
3032				ib[idx+2] += (u32)(dst2_reloc->gpu_offset >> 8);
3033				ib[idx+8] += (u32)(src_reloc->gpu_offset & 0xfffffffc);
3034				ib[idx+9] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
3035				p->idx += 10;
3036				break;
3037			/* Copy L2T/T2L, partial */
3038			case 0x49:
3039				/* L2T, T2L partial */
3040				if (p->family < CHIP_CAYMAN) {
3041					DRM_ERROR("L2T, T2L Partial is cayman only !\n");
3042					return -EINVAL;
3043				}
3044				/* detile bit */
3045				if (radeon_get_ib_value(p, idx + 2) & (1 << 31)) {
3046					/* tiled src, linear dst */
3047					ib[idx+1] += (u32)(src_reloc->gpu_offset >> 8);
3048
3049					ib[idx+7] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
3050					ib[idx+8] += upper_32_bits(dst_reloc->gpu_offset) & 0xff;
3051				} else {
3052					/* linear src, tiled dst */
3053					ib[idx+7] += (u32)(src_reloc->gpu_offset & 0xfffffffc);
3054					ib[idx+8] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
3055
3056					ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8);
3057				}
3058				p->idx += 12;
3059				break;
3060			/* Copy L2T broadcast */
3061			case 0x4b:
3062				/* L2T, broadcast */
3063				if (radeon_get_ib_value(p, idx + 2) & (1 << 31)) {
3064					DRM_ERROR("bad L2T, broadcast DMA_PACKET_COPY\n");
3065					return -EINVAL;
3066				}
3067				r = r600_dma_cs_next_reloc(p, &dst2_reloc);
3068				if (r) {
3069					DRM_ERROR("bad L2T, broadcast DMA_PACKET_COPY\n");
3070					return -EINVAL;
3071				}
3072				dst_offset = radeon_get_ib_value(p, idx+1);
3073				dst_offset <<= 8;
3074				dst2_offset = radeon_get_ib_value(p, idx+2);
3075				dst2_offset <<= 8;
3076				src_offset = radeon_get_ib_value(p, idx+8);
3077				src_offset |= ((u64)(radeon_get_ib_value(p, idx+9) & 0xff)) << 32;
3078				if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) {
3079					dev_warn(p->dev, "DMA L2T, broadcast src buffer too small (%llu %lu)\n",
3080							src_offset + (count * 4), radeon_bo_size(src_reloc->robj));
3081					return -EINVAL;
3082				}
3083				if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
3084					dev_warn(p->dev, "DMA L2T, broadcast dst buffer too small (%llu %lu)\n",
3085							dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
3086					return -EINVAL;
3087				}
3088				if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) {
3089					dev_warn(p->dev, "DMA L2T, broadcast dst2 buffer too small (%llu %lu)\n",
3090							dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj));
3091					return -EINVAL;
3092				}
3093				ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8);
3094				ib[idx+2] += (u32)(dst2_reloc->gpu_offset >> 8);
3095				ib[idx+8] += (u32)(src_reloc->gpu_offset & 0xfffffffc);
3096				ib[idx+9] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
3097				p->idx += 10;
3098				break;
3099			/* Copy L2T/T2L (tile units) */
3100			case 0x4c:
3101				/* L2T, T2L */
3102				/* detile bit */
3103				if (radeon_get_ib_value(p, idx + 2) & (1 << 31)) {
3104					/* tiled src, linear dst */
3105					src_offset = radeon_get_ib_value(p, idx+1);
3106					src_offset <<= 8;
3107					ib[idx+1] += (u32)(src_reloc->gpu_offset >> 8);
3108
3109					dst_offset = radeon_get_ib_value(p, idx+7);
3110					dst_offset |= ((u64)(radeon_get_ib_value(p, idx+8) & 0xff)) << 32;
3111					ib[idx+7] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
3112					ib[idx+8] += upper_32_bits(dst_reloc->gpu_offset) & 0xff;
3113				} else {
3114					/* linear src, tiled dst */
3115					src_offset = radeon_get_ib_value(p, idx+7);
3116					src_offset |= ((u64)(radeon_get_ib_value(p, idx+8) & 0xff)) << 32;
3117					ib[idx+7] += (u32)(src_reloc->gpu_offset & 0xfffffffc);
3118					ib[idx+8] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
3119
3120					dst_offset = radeon_get_ib_value(p, idx+1);
3121					dst_offset <<= 8;
3122					ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8);
3123				}
3124				if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) {
3125					dev_warn(p->dev, "DMA L2T, T2L src buffer too small (%llu %lu)\n",
3126							src_offset + (count * 4), radeon_bo_size(src_reloc->robj));
3127					return -EINVAL;
3128				}
3129				if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
3130					dev_warn(p->dev, "DMA L2T, T2L dst buffer too small (%llu %lu)\n",
3131							dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
3132					return -EINVAL;
3133				}
3134				p->idx += 9;
3135				break;
3136			/* Copy T2T, partial (tile units) */
3137			case 0x4d:
3138				/* T2T partial */
3139				if (p->family < CHIP_CAYMAN) {
3140					DRM_ERROR("L2T, T2L Partial is cayman only !\n");
3141					return -EINVAL;
3142				}
3143				ib[idx+1] += (u32)(src_reloc->gpu_offset >> 8);
3144				ib[idx+4] += (u32)(dst_reloc->gpu_offset >> 8);
3145				p->idx += 13;
3146				break;
3147			/* Copy L2T broadcast (tile units) */
3148			case 0x4f:
3149				/* L2T, broadcast */
3150				if (radeon_get_ib_value(p, idx + 2) & (1 << 31)) {
3151					DRM_ERROR("bad L2T, broadcast DMA_PACKET_COPY\n");
3152					return -EINVAL;
3153				}
3154				r = r600_dma_cs_next_reloc(p, &dst2_reloc);
3155				if (r) {
3156					DRM_ERROR("bad L2T, broadcast DMA_PACKET_COPY\n");
3157					return -EINVAL;
3158				}
3159				dst_offset = radeon_get_ib_value(p, idx+1);
3160				dst_offset <<= 8;
3161				dst2_offset = radeon_get_ib_value(p, idx+2);
3162				dst2_offset <<= 8;
3163				src_offset = radeon_get_ib_value(p, idx+8);
3164				src_offset |= ((u64)(radeon_get_ib_value(p, idx+9) & 0xff)) << 32;
3165				if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) {
3166					dev_warn(p->dev, "DMA L2T, broadcast src buffer too small (%llu %lu)\n",
3167							src_offset + (count * 4), radeon_bo_size(src_reloc->robj));
3168					return -EINVAL;
3169				}
3170				if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
3171					dev_warn(p->dev, "DMA L2T, broadcast dst buffer too small (%llu %lu)\n",
3172							dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
3173					return -EINVAL;
3174				}
3175				if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) {
3176					dev_warn(p->dev, "DMA L2T, broadcast dst2 buffer too small (%llu %lu)\n",
3177							dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj));
3178					return -EINVAL;
3179				}
3180				ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8);
3181				ib[idx+2] += (u32)(dst2_reloc->gpu_offset >> 8);
3182				ib[idx+8] += (u32)(src_reloc->gpu_offset & 0xfffffffc);
3183				ib[idx+9] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
3184				p->idx += 10;
3185				break;
3186			default:
3187				DRM_ERROR("bad DMA_PACKET_COPY [%6d] 0x%08x invalid sub cmd\n", idx, header);
3188				return -EINVAL;
3189			}
3190			break;
3191		case DMA_PACKET_CONSTANT_FILL:
3192			r = r600_dma_cs_next_reloc(p, &dst_reloc);
3193			if (r) {
3194				DRM_ERROR("bad DMA_PACKET_CONSTANT_FILL\n");
3195				return -EINVAL;
3196			}
3197			dst_offset = radeon_get_ib_value(p, idx+1);
3198			dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0x00ff0000)) << 16;
3199			if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
3200				dev_warn(p->dev, "DMA constant fill buffer too small (%llu %lu)\n",
3201					 dst_offset, radeon_bo_size(dst_reloc->robj));
3202				return -EINVAL;
3203			}
3204			ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
3205			ib[idx+3] += (upper_32_bits(dst_reloc->gpu_offset) << 16) & 0x00ff0000;
3206			p->idx += 4;
3207			break;
3208		case DMA_PACKET_NOP:
3209			p->idx += 1;
3210			break;
3211		default:
3212			DRM_ERROR("Unknown packet type %d at %d !\n", cmd, idx);
3213			return -EINVAL;
3214		}
3215	} while (p->idx < p->chunk_ib->length_dw);
3216#if 0
3217	for (r = 0; r < p->ib->length_dw; r++) {
3218		pr_info("%05d  0x%08X\n", r, p->ib.ptr[r]);
3219		mdelay(1);
3220	}
3221#endif
3222	return 0;
3223}
3224
3225/* vm parser */
3226static bool evergreen_vm_reg_valid(u32 reg)
3227{
3228	/* context regs are fine */
3229	if (reg >= 0x28000)
3230		return true;
3231
3232	/* check config regs */
3233	switch (reg) {
3234	case WAIT_UNTIL:
3235	case GRBM_GFX_INDEX:
3236	case CP_STRMOUT_CNTL:
3237	case CP_COHER_CNTL:
3238	case CP_COHER_SIZE:
3239	case VGT_VTX_VECT_EJECT_REG:
3240	case VGT_CACHE_INVALIDATION:
3241	case VGT_GS_VERTEX_REUSE:
3242	case VGT_PRIMITIVE_TYPE:
3243	case VGT_INDEX_TYPE:
3244	case VGT_NUM_INDICES:
3245	case VGT_NUM_INSTANCES:
3246	case VGT_COMPUTE_DIM_X:
3247	case VGT_COMPUTE_DIM_Y:
3248	case VGT_COMPUTE_DIM_Z:
3249	case VGT_COMPUTE_START_X:
3250	case VGT_COMPUTE_START_Y:
3251	case VGT_COMPUTE_START_Z:
3252	case VGT_COMPUTE_INDEX:
3253	case VGT_COMPUTE_THREAD_GROUP_SIZE:
3254	case VGT_HS_OFFCHIP_PARAM:
3255	case PA_CL_ENHANCE:
3256	case PA_SU_LINE_STIPPLE_VALUE:
3257	case PA_SC_LINE_STIPPLE_STATE:
3258	case PA_SC_ENHANCE:
3259	case SQ_DYN_GPR_CNTL_PS_FLUSH_REQ:
3260	case SQ_DYN_GPR_SIMD_LOCK_EN:
3261	case SQ_CONFIG:
3262	case SQ_GPR_RESOURCE_MGMT_1:
3263	case SQ_GLOBAL_GPR_RESOURCE_MGMT_1:
3264	case SQ_GLOBAL_GPR_RESOURCE_MGMT_2:
3265	case SQ_CONST_MEM_BASE:
3266	case SQ_STATIC_THREAD_MGMT_1:
3267	case SQ_STATIC_THREAD_MGMT_2:
3268	case SQ_STATIC_THREAD_MGMT_3:
3269	case SPI_CONFIG_CNTL:
3270	case SPI_CONFIG_CNTL_1:
3271	case TA_CNTL_AUX:
3272	case DB_DEBUG:
3273	case DB_DEBUG2:
3274	case DB_DEBUG3:
3275	case DB_DEBUG4:
3276	case DB_WATERMARKS:
3277	case TD_PS_BORDER_COLOR_INDEX:
3278	case TD_PS_BORDER_COLOR_RED:
3279	case TD_PS_BORDER_COLOR_GREEN:
3280	case TD_PS_BORDER_COLOR_BLUE:
3281	case TD_PS_BORDER_COLOR_ALPHA:
3282	case TD_VS_BORDER_COLOR_INDEX:
3283	case TD_VS_BORDER_COLOR_RED:
3284	case TD_VS_BORDER_COLOR_GREEN:
3285	case TD_VS_BORDER_COLOR_BLUE:
3286	case TD_VS_BORDER_COLOR_ALPHA:
3287	case TD_GS_BORDER_COLOR_INDEX:
3288	case TD_GS_BORDER_COLOR_RED:
3289	case TD_GS_BORDER_COLOR_GREEN:
3290	case TD_GS_BORDER_COLOR_BLUE:
3291	case TD_GS_BORDER_COLOR_ALPHA:
3292	case TD_HS_BORDER_COLOR_INDEX:
3293	case TD_HS_BORDER_COLOR_RED:
3294	case TD_HS_BORDER_COLOR_GREEN:
3295	case TD_HS_BORDER_COLOR_BLUE:
3296	case TD_HS_BORDER_COLOR_ALPHA:
3297	case TD_LS_BORDER_COLOR_INDEX:
3298	case TD_LS_BORDER_COLOR_RED:
3299	case TD_LS_BORDER_COLOR_GREEN:
3300	case TD_LS_BORDER_COLOR_BLUE:
3301	case TD_LS_BORDER_COLOR_ALPHA:
3302	case TD_CS_BORDER_COLOR_INDEX:
3303	case TD_CS_BORDER_COLOR_RED:
3304	case TD_CS_BORDER_COLOR_GREEN:
3305	case TD_CS_BORDER_COLOR_BLUE:
3306	case TD_CS_BORDER_COLOR_ALPHA:
3307	case SQ_ESGS_RING_SIZE:
3308	case SQ_GSVS_RING_SIZE:
3309	case SQ_ESTMP_RING_SIZE:
3310	case SQ_GSTMP_RING_SIZE:
3311	case SQ_HSTMP_RING_SIZE:
3312	case SQ_LSTMP_RING_SIZE:
3313	case SQ_PSTMP_RING_SIZE:
3314	case SQ_VSTMP_RING_SIZE:
3315	case SQ_ESGS_RING_ITEMSIZE:
3316	case SQ_ESTMP_RING_ITEMSIZE:
3317	case SQ_GSTMP_RING_ITEMSIZE:
3318	case SQ_GSVS_RING_ITEMSIZE:
3319	case SQ_GS_VERT_ITEMSIZE:
3320	case SQ_GS_VERT_ITEMSIZE_1:
3321	case SQ_GS_VERT_ITEMSIZE_2:
3322	case SQ_GS_VERT_ITEMSIZE_3:
3323	case SQ_GSVS_RING_OFFSET_1:
3324	case SQ_GSVS_RING_OFFSET_2:
3325	case SQ_GSVS_RING_OFFSET_3:
3326	case SQ_HSTMP_RING_ITEMSIZE:
3327	case SQ_LSTMP_RING_ITEMSIZE:
3328	case SQ_PSTMP_RING_ITEMSIZE:
3329	case SQ_VSTMP_RING_ITEMSIZE:
3330	case VGT_TF_RING_SIZE:
3331	case SQ_ESGS_RING_BASE:
3332	case SQ_GSVS_RING_BASE:
3333	case SQ_ESTMP_RING_BASE:
3334	case SQ_GSTMP_RING_BASE:
3335	case SQ_HSTMP_RING_BASE:
3336	case SQ_LSTMP_RING_BASE:
3337	case SQ_PSTMP_RING_BASE:
3338	case SQ_VSTMP_RING_BASE:
3339	case CAYMAN_VGT_OFFCHIP_LDS_BASE:
3340	case CAYMAN_SQ_EX_ALLOC_TABLE_SLOTS:
3341		return true;
3342	default:
3343		DRM_ERROR("Invalid register 0x%x in CS\n", reg);
3344		return false;
3345	}
3346}
3347
3348static int evergreen_vm_packet3_check(struct radeon_device *rdev,
3349				      u32 *ib, struct radeon_cs_packet *pkt)
3350{
3351	u32 idx = pkt->idx + 1;
3352	u32 idx_value = ib[idx];
3353	u32 start_reg, end_reg, reg, i;
3354	u32 command, info;
3355
3356	switch (pkt->opcode) {
3357	case PACKET3_NOP:
3358		break;
3359	case PACKET3_SET_BASE:
3360		if (idx_value != 1) {
3361			DRM_ERROR("bad SET_BASE");
3362			return -EINVAL;
3363		}
3364		break;
3365	case PACKET3_CLEAR_STATE:
3366	case PACKET3_INDEX_BUFFER_SIZE:
3367	case PACKET3_DISPATCH_DIRECT:
3368	case PACKET3_DISPATCH_INDIRECT:
3369	case PACKET3_MODE_CONTROL:
3370	case PACKET3_SET_PREDICATION:
3371	case PACKET3_COND_EXEC:
3372	case PACKET3_PRED_EXEC:
3373	case PACKET3_DRAW_INDIRECT:
3374	case PACKET3_DRAW_INDEX_INDIRECT:
3375	case PACKET3_INDEX_BASE:
3376	case PACKET3_DRAW_INDEX_2:
3377	case PACKET3_CONTEXT_CONTROL:
3378	case PACKET3_DRAW_INDEX_OFFSET:
3379	case PACKET3_INDEX_TYPE:
3380	case PACKET3_DRAW_INDEX:
3381	case PACKET3_DRAW_INDEX_AUTO:
3382	case PACKET3_DRAW_INDEX_IMMD:
3383	case PACKET3_NUM_INSTANCES:
3384	case PACKET3_DRAW_INDEX_MULTI_AUTO:
3385	case PACKET3_STRMOUT_BUFFER_UPDATE:
3386	case PACKET3_DRAW_INDEX_OFFSET_2:
3387	case PACKET3_DRAW_INDEX_MULTI_ELEMENT:
3388	case PACKET3_MPEG_INDEX:
3389	case PACKET3_WAIT_REG_MEM:
3390	case PACKET3_MEM_WRITE:
3391	case PACKET3_PFP_SYNC_ME:
3392	case PACKET3_SURFACE_SYNC:
3393	case PACKET3_EVENT_WRITE:
3394	case PACKET3_EVENT_WRITE_EOP:
3395	case PACKET3_EVENT_WRITE_EOS:
3396	case PACKET3_SET_CONTEXT_REG:
3397	case PACKET3_SET_BOOL_CONST:
3398	case PACKET3_SET_LOOP_CONST:
3399	case PACKET3_SET_RESOURCE:
3400	case PACKET3_SET_SAMPLER:
3401	case PACKET3_SET_CTL_CONST:
3402	case PACKET3_SET_RESOURCE_OFFSET:
3403	case PACKET3_SET_CONTEXT_REG_INDIRECT:
3404	case PACKET3_SET_RESOURCE_INDIRECT:
3405	case CAYMAN_PACKET3_DEALLOC_STATE:
3406		break;
3407	case PACKET3_COND_WRITE:
3408		if (idx_value & 0x100) {
3409			reg = ib[idx + 5] * 4;
3410			if (!evergreen_vm_reg_valid(reg))
3411				return -EINVAL;
3412		}
3413		break;
3414	case PACKET3_COPY_DW:
3415		if (idx_value & 0x2) {
3416			reg = ib[idx + 3] * 4;
3417			if (!evergreen_vm_reg_valid(reg))
3418				return -EINVAL;
3419		}
3420		break;
3421	case PACKET3_SET_CONFIG_REG:
3422		start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_START;
3423		end_reg = 4 * pkt->count + start_reg - 4;
3424		if ((start_reg < PACKET3_SET_CONFIG_REG_START) ||
3425		    (start_reg >= PACKET3_SET_CONFIG_REG_END) ||
3426		    (end_reg >= PACKET3_SET_CONFIG_REG_END)) {
3427			DRM_ERROR("bad PACKET3_SET_CONFIG_REG\n");
3428			return -EINVAL;
3429		}
3430		for (i = 0; i < pkt->count; i++) {
3431			reg = start_reg + (4 * i);
3432			if (!evergreen_vm_reg_valid(reg))
3433				return -EINVAL;
3434		}
3435		break;
3436	case PACKET3_CP_DMA:
3437		command = ib[idx + 4];
3438		info = ib[idx + 1];
3439		if ((((info & 0x60000000) >> 29) != 0) || /* src = GDS or DATA */
3440		    (((info & 0x00300000) >> 20) != 0) || /* dst = GDS */
3441		    ((((info & 0x00300000) >> 20) == 0) &&
3442		     (command & PACKET3_CP_DMA_CMD_DAS)) || /* dst = register */
3443		    ((((info & 0x60000000) >> 29) == 0) &&
3444		     (command & PACKET3_CP_DMA_CMD_SAS))) { /* src = register */
3445			/* non mem to mem copies requires dw aligned count */
3446			if ((command & 0x1fffff) % 4) {
3447				DRM_ERROR("CP DMA command requires dw count alignment\n");
3448				return -EINVAL;
3449			}
3450		}
3451		if (command & PACKET3_CP_DMA_CMD_SAS) {
3452			/* src address space is register */
3453			if (((info & 0x60000000) >> 29) == 0) {
3454				start_reg = idx_value << 2;
3455				if (command & PACKET3_CP_DMA_CMD_SAIC) {
3456					reg = start_reg;
3457					if (!evergreen_vm_reg_valid(reg)) {
3458						DRM_ERROR("CP DMA Bad SRC register\n");
3459						return -EINVAL;
3460					}
3461				} else {
3462					for (i = 0; i < (command & 0x1fffff); i++) {
3463						reg = start_reg + (4 * i);
3464						if (!evergreen_vm_reg_valid(reg)) {
3465							DRM_ERROR("CP DMA Bad SRC register\n");
3466							return -EINVAL;
3467						}
3468					}
3469				}
3470			}
3471		}
3472		if (command & PACKET3_CP_DMA_CMD_DAS) {
3473			/* dst address space is register */
3474			if (((info & 0x00300000) >> 20) == 0) {
3475				start_reg = ib[idx + 2];
3476				if (command & PACKET3_CP_DMA_CMD_DAIC) {
3477					reg = start_reg;
3478					if (!evergreen_vm_reg_valid(reg)) {
3479						DRM_ERROR("CP DMA Bad DST register\n");
3480						return -EINVAL;
3481					}
3482				} else {
3483					for (i = 0; i < (command & 0x1fffff); i++) {
3484						reg = start_reg + (4 * i);
3485						if (!evergreen_vm_reg_valid(reg)) {
3486							DRM_ERROR("CP DMA Bad DST register\n");
3487							return -EINVAL;
3488						}
3489					}
3490				}
3491			}
3492		}
3493		break;
3494	case PACKET3_SET_APPEND_CNT: {
3495		uint32_t areg;
3496		uint32_t allowed_reg_base;
3497
3498		if (pkt->count != 2) {
3499			DRM_ERROR("bad SET_APPEND_CNT (invalid count)\n");
3500			return -EINVAL;
3501		}
3502
3503		allowed_reg_base = GDS_APPEND_COUNT_0;
3504		allowed_reg_base -= PACKET3_SET_CONTEXT_REG_START;
3505		allowed_reg_base >>= 2;
3506
3507		areg = idx_value >> 16;
3508		if (areg < allowed_reg_base || areg > (allowed_reg_base + 11)) {
3509			DRM_ERROR("forbidden register for append cnt 0x%08x at %d\n",
3510				  areg, idx);
3511			return -EINVAL;
3512		}
3513		break;
3514	}
3515	default:
3516		return -EINVAL;
3517	}
3518	return 0;
3519}
3520
3521int evergreen_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib)
3522{
3523	int ret = 0;
3524	u32 idx = 0;
3525	struct radeon_cs_packet pkt;
3526
3527	do {
3528		pkt.idx = idx;
3529		pkt.type = RADEON_CP_PACKET_GET_TYPE(ib->ptr[idx]);
3530		pkt.count = RADEON_CP_PACKET_GET_COUNT(ib->ptr[idx]);
3531		pkt.one_reg_wr = 0;
3532		switch (pkt.type) {
3533		case RADEON_PACKET_TYPE0:
3534			dev_err(rdev->dev, "Packet0 not allowed!\n");
3535			ret = -EINVAL;
3536			break;
3537		case RADEON_PACKET_TYPE2:
3538			idx += 1;
3539			break;
3540		case RADEON_PACKET_TYPE3:
3541			pkt.opcode = RADEON_CP_PACKET3_GET_OPCODE(ib->ptr[idx]);
3542			ret = evergreen_vm_packet3_check(rdev, ib->ptr, &pkt);
3543			idx += pkt.count + 2;
3544			break;
3545		default:
3546			dev_err(rdev->dev, "Unknown packet type %d !\n", pkt.type);
3547			ret = -EINVAL;
3548			break;
3549		}
3550		if (ret)
3551			break;
3552	} while (idx < ib->length_dw);
3553
3554	return ret;
3555}
3556
3557/**
3558 * evergreen_dma_ib_parse() - parse the DMA IB for VM
3559 * @rdev: radeon_device pointer
3560 * @ib:	radeon_ib pointer
3561 *
3562 * Parses the DMA IB from the VM CS ioctl
3563 * checks for errors. (Cayman-SI)
3564 * Returns 0 for success and an error on failure.
3565 **/
3566int evergreen_dma_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib)
3567{
3568	u32 idx = 0;
3569	u32 header, cmd, count, sub_cmd;
3570
3571	do {
3572		header = ib->ptr[idx];
3573		cmd = GET_DMA_CMD(header);
3574		count = GET_DMA_COUNT(header);
3575		sub_cmd = GET_DMA_SUB_CMD(header);
3576
3577		switch (cmd) {
3578		case DMA_PACKET_WRITE:
3579			switch (sub_cmd) {
3580			/* tiled */
3581			case 8:
3582				idx += count + 7;
3583				break;
3584			/* linear */
3585			case 0:
3586				idx += count + 3;
3587				break;
3588			default:
3589				DRM_ERROR("bad DMA_PACKET_WRITE [%6d] 0x%08x sub cmd is not 0 or 8\n", idx, ib->ptr[idx]);
3590				return -EINVAL;
3591			}
3592			break;
3593		case DMA_PACKET_COPY:
3594			switch (sub_cmd) {
3595			/* Copy L2L, DW aligned */
3596			case 0x00:
3597				idx += 5;
3598				break;
3599			/* Copy L2T/T2L */
3600			case 0x08:
3601				idx += 9;
3602				break;
3603			/* Copy L2L, byte aligned */
3604			case 0x40:
3605				idx += 5;
3606				break;
3607			/* Copy L2L, partial */
3608			case 0x41:
3609				idx += 9;
3610				break;
3611			/* Copy L2L, DW aligned, broadcast */
3612			case 0x44:
3613				idx += 7;
3614				break;
3615			/* Copy L2T Frame to Field */
3616			case 0x48:
3617				idx += 10;
3618				break;
3619			/* Copy L2T/T2L, partial */
3620			case 0x49:
3621				idx += 12;
3622				break;
3623			/* Copy L2T broadcast */
3624			case 0x4b:
3625				idx += 10;
3626				break;
3627			/* Copy L2T/T2L (tile units) */
3628			case 0x4c:
3629				idx += 9;
3630				break;
3631			/* Copy T2T, partial (tile units) */
3632			case 0x4d:
3633				idx += 13;
3634				break;
3635			/* Copy L2T broadcast (tile units) */
3636			case 0x4f:
3637				idx += 10;
3638				break;
3639			default:
3640				DRM_ERROR("bad DMA_PACKET_COPY [%6d] 0x%08x invalid sub cmd\n", idx, ib->ptr[idx]);
3641				return -EINVAL;
3642			}
3643			break;
3644		case DMA_PACKET_CONSTANT_FILL:
3645			idx += 4;
3646			break;
3647		case DMA_PACKET_NOP:
3648			idx += 1;
3649			break;
3650		default:
3651			DRM_ERROR("Unknown packet type %d at %d !\n", cmd, idx);
3652			return -EINVAL;
3653		}
3654	} while (idx < ib->length_dw);
3655
3656	return 0;
3657}
v6.9.4
   1/*
   2 * Copyright 2010 Advanced Micro Devices, Inc.
   3 * Copyright 2008 Red Hat Inc.
   4 * Copyright 2009 Jerome Glisse.
   5 *
   6 * Permission is hereby granted, free of charge, to any person obtaining a
   7 * copy of this software and associated documentation files (the "Software"),
   8 * to deal in the Software without restriction, including without limitation
   9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  10 * and/or sell copies of the Software, and to permit persons to whom the
  11 * Software is furnished to do so, subject to the following conditions:
  12 *
  13 * The above copyright notice and this permission notice shall be included in
  14 * all copies or substantial portions of the Software.
  15 *
  16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  22 * OTHER DEALINGS IN THE SOFTWARE.
  23 *
  24 * Authors: Dave Airlie
  25 *          Alex Deucher
  26 *          Jerome Glisse
  27 */
  28
  29#include "radeon.h"
  30#include "radeon_asic.h"
  31#include "r600.h"
  32#include "evergreend.h"
  33#include "evergreen_reg_safe.h"
  34#include "cayman_reg_safe.h"
  35
  36#define MAX(a, b)                   (((a) > (b)) ? (a) : (b))
  37#define MIN(a, b)                   (((a) < (b)) ? (a) : (b))
  38
  39#define REG_SAFE_BM_SIZE ARRAY_SIZE(evergreen_reg_safe_bm)
  40
 
 
  41struct evergreen_cs_track {
  42	u32			group_size;
  43	u32			nbanks;
  44	u32			npipes;
  45	u32			row_size;
  46	/* value we track */
  47	u32			nsamples;		/* unused */
  48	struct radeon_bo	*cb_color_bo[12];
  49	u32			cb_color_bo_offset[12];
  50	struct radeon_bo	*cb_color_fmask_bo[8];	/* unused */
  51	struct radeon_bo	*cb_color_cmask_bo[8];	/* unused */
  52	u32			cb_color_info[12];
  53	u32			cb_color_view[12];
  54	u32			cb_color_pitch[12];
  55	u32			cb_color_slice[12];
  56	u32			cb_color_slice_idx[12];
  57	u32			cb_color_attrib[12];
  58	u32			cb_color_cmask_slice[8];/* unused */
  59	u32			cb_color_fmask_slice[8];/* unused */
  60	u32			cb_target_mask;
  61	u32			cb_shader_mask; /* unused */
  62	u32			vgt_strmout_config;
  63	u32			vgt_strmout_buffer_config;
  64	struct radeon_bo	*vgt_strmout_bo[4];
  65	u32			vgt_strmout_bo_offset[4];
  66	u32			vgt_strmout_size[4];
  67	u32			db_depth_control;
  68	u32			db_depth_view;
  69	u32			db_depth_slice;
  70	u32			db_depth_size;
  71	u32			db_z_info;
  72	u32			db_z_read_offset;
  73	u32			db_z_write_offset;
  74	struct radeon_bo	*db_z_read_bo;
  75	struct radeon_bo	*db_z_write_bo;
  76	u32			db_s_info;
  77	u32			db_s_read_offset;
  78	u32			db_s_write_offset;
  79	struct radeon_bo	*db_s_read_bo;
  80	struct radeon_bo	*db_s_write_bo;
  81	bool			sx_misc_kill_all_prims;
  82	bool			cb_dirty;
  83	bool			db_dirty;
  84	bool			streamout_dirty;
  85	u32			htile_offset;
  86	u32			htile_surface;
  87	struct radeon_bo	*htile_bo;
  88	unsigned long		indirect_draw_buffer_size;
  89	const unsigned		*reg_safe_bm;
  90};
  91
  92static u32 evergreen_cs_get_aray_mode(u32 tiling_flags)
  93{
  94	if (tiling_flags & RADEON_TILING_MACRO)
  95		return ARRAY_2D_TILED_THIN1;
  96	else if (tiling_flags & RADEON_TILING_MICRO)
  97		return ARRAY_1D_TILED_THIN1;
  98	else
  99		return ARRAY_LINEAR_GENERAL;
 100}
 101
 102static u32 evergreen_cs_get_num_banks(u32 nbanks)
 103{
 104	switch (nbanks) {
 105	case 2:
 106		return ADDR_SURF_2_BANK;
 107	case 4:
 108		return ADDR_SURF_4_BANK;
 109	case 8:
 110	default:
 111		return ADDR_SURF_8_BANK;
 112	case 16:
 113		return ADDR_SURF_16_BANK;
 114	}
 115}
 116
 117static void evergreen_cs_track_init(struct evergreen_cs_track *track)
 118{
 119	int i;
 120
 121	for (i = 0; i < 8; i++) {
 122		track->cb_color_fmask_bo[i] = NULL;
 123		track->cb_color_cmask_bo[i] = NULL;
 124		track->cb_color_cmask_slice[i] = 0;
 125		track->cb_color_fmask_slice[i] = 0;
 126	}
 127
 128	for (i = 0; i < 12; i++) {
 129		track->cb_color_bo[i] = NULL;
 130		track->cb_color_bo_offset[i] = 0xFFFFFFFF;
 131		track->cb_color_info[i] = 0;
 132		track->cb_color_view[i] = 0xFFFFFFFF;
 133		track->cb_color_pitch[i] = 0;
 134		track->cb_color_slice[i] = 0xfffffff;
 135		track->cb_color_slice_idx[i] = 0;
 136	}
 137	track->cb_target_mask = 0xFFFFFFFF;
 138	track->cb_shader_mask = 0xFFFFFFFF;
 139	track->cb_dirty = true;
 140
 141	track->db_depth_slice = 0xffffffff;
 142	track->db_depth_view = 0xFFFFC000;
 143	track->db_depth_size = 0xFFFFFFFF;
 144	track->db_depth_control = 0xFFFFFFFF;
 145	track->db_z_info = 0xFFFFFFFF;
 146	track->db_z_read_offset = 0xFFFFFFFF;
 147	track->db_z_write_offset = 0xFFFFFFFF;
 148	track->db_z_read_bo = NULL;
 149	track->db_z_write_bo = NULL;
 150	track->db_s_info = 0xFFFFFFFF;
 151	track->db_s_read_offset = 0xFFFFFFFF;
 152	track->db_s_write_offset = 0xFFFFFFFF;
 153	track->db_s_read_bo = NULL;
 154	track->db_s_write_bo = NULL;
 155	track->db_dirty = true;
 156	track->htile_bo = NULL;
 157	track->htile_offset = 0xFFFFFFFF;
 158	track->htile_surface = 0;
 159
 160	for (i = 0; i < 4; i++) {
 161		track->vgt_strmout_size[i] = 0;
 162		track->vgt_strmout_bo[i] = NULL;
 163		track->vgt_strmout_bo_offset[i] = 0xFFFFFFFF;
 164	}
 165	track->streamout_dirty = true;
 166	track->sx_misc_kill_all_prims = false;
 167}
 168
 169struct eg_surface {
 170	/* value gathered from cs */
 171	unsigned	nbx;
 172	unsigned	nby;
 173	unsigned	format;
 174	unsigned	mode;
 175	unsigned	nbanks;
 176	unsigned	bankw;
 177	unsigned	bankh;
 178	unsigned	tsplit;
 179	unsigned	mtilea;
 180	unsigned	nsamples;
 181	/* output value */
 182	unsigned	bpe;
 183	unsigned	layer_size;
 184	unsigned	palign;
 185	unsigned	halign;
 186	unsigned long	base_align;
 187};
 188
 189static int evergreen_surface_check_linear(struct radeon_cs_parser *p,
 190					  struct eg_surface *surf,
 191					  const char *prefix)
 192{
 193	surf->layer_size = surf->nbx * surf->nby * surf->bpe * surf->nsamples;
 194	surf->base_align = surf->bpe;
 195	surf->palign = 1;
 196	surf->halign = 1;
 197	return 0;
 198}
 199
 200static int evergreen_surface_check_linear_aligned(struct radeon_cs_parser *p,
 201						  struct eg_surface *surf,
 202						  const char *prefix)
 203{
 204	struct evergreen_cs_track *track = p->track;
 205	unsigned palign;
 206
 207	palign = MAX(64, track->group_size / surf->bpe);
 208	surf->layer_size = surf->nbx * surf->nby * surf->bpe * surf->nsamples;
 209	surf->base_align = track->group_size;
 210	surf->palign = palign;
 211	surf->halign = 1;
 212	if (surf->nbx & (palign - 1)) {
 213		if (prefix) {
 214			dev_warn(p->dev, "%s:%d %s pitch %d invalid must be aligned with %d\n",
 215				 __func__, __LINE__, prefix, surf->nbx, palign);
 216		}
 217		return -EINVAL;
 218	}
 219	return 0;
 220}
 221
 222static int evergreen_surface_check_1d(struct radeon_cs_parser *p,
 223				      struct eg_surface *surf,
 224				      const char *prefix)
 225{
 226	struct evergreen_cs_track *track = p->track;
 227	unsigned palign;
 228
 229	palign = track->group_size / (8 * surf->bpe * surf->nsamples);
 230	palign = MAX(8, palign);
 231	surf->layer_size = surf->nbx * surf->nby * surf->bpe;
 232	surf->base_align = track->group_size;
 233	surf->palign = palign;
 234	surf->halign = 8;
 235	if ((surf->nbx & (palign - 1))) {
 236		if (prefix) {
 237			dev_warn(p->dev, "%s:%d %s pitch %d invalid must be aligned with %d (%d %d %d)\n",
 238				 __func__, __LINE__, prefix, surf->nbx, palign,
 239				 track->group_size, surf->bpe, surf->nsamples);
 240		}
 241		return -EINVAL;
 242	}
 243	if ((surf->nby & (8 - 1))) {
 244		if (prefix) {
 245			dev_warn(p->dev, "%s:%d %s height %d invalid must be aligned with 8\n",
 246				 __func__, __LINE__, prefix, surf->nby);
 247		}
 248		return -EINVAL;
 249	}
 250	return 0;
 251}
 252
 253static int evergreen_surface_check_2d(struct radeon_cs_parser *p,
 254				      struct eg_surface *surf,
 255				      const char *prefix)
 256{
 257	struct evergreen_cs_track *track = p->track;
 258	unsigned palign, halign, tileb, slice_pt;
 259	unsigned mtile_pr, mtile_ps, mtileb;
 260
 261	tileb = 64 * surf->bpe * surf->nsamples;
 262	slice_pt = 1;
 263	if (tileb > surf->tsplit) {
 264		slice_pt = tileb / surf->tsplit;
 265	}
 266	tileb = tileb / slice_pt;
 267	/* macro tile width & height */
 268	palign = (8 * surf->bankw * track->npipes) * surf->mtilea;
 269	halign = (8 * surf->bankh * surf->nbanks) / surf->mtilea;
 270	mtileb = (palign / 8) * (halign / 8) * tileb;
 271	mtile_pr = surf->nbx / palign;
 272	mtile_ps = (mtile_pr * surf->nby) / halign;
 273	surf->layer_size = mtile_ps * mtileb * slice_pt;
 274	surf->base_align = (palign / 8) * (halign / 8) * tileb;
 275	surf->palign = palign;
 276	surf->halign = halign;
 277
 278	if ((surf->nbx & (palign - 1))) {
 279		if (prefix) {
 280			dev_warn(p->dev, "%s:%d %s pitch %d invalid must be aligned with %d\n",
 281				 __func__, __LINE__, prefix, surf->nbx, palign);
 282		}
 283		return -EINVAL;
 284	}
 285	if ((surf->nby & (halign - 1))) {
 286		if (prefix) {
 287			dev_warn(p->dev, "%s:%d %s height %d invalid must be aligned with %d\n",
 288				 __func__, __LINE__, prefix, surf->nby, halign);
 289		}
 290		return -EINVAL;
 291	}
 292
 293	return 0;
 294}
 295
 296static int evergreen_surface_check(struct radeon_cs_parser *p,
 297				   struct eg_surface *surf,
 298				   const char *prefix)
 299{
 300	/* some common value computed here */
 301	surf->bpe = r600_fmt_get_blocksize(surf->format);
 302
 303	switch (surf->mode) {
 304	case ARRAY_LINEAR_GENERAL:
 305		return evergreen_surface_check_linear(p, surf, prefix);
 306	case ARRAY_LINEAR_ALIGNED:
 307		return evergreen_surface_check_linear_aligned(p, surf, prefix);
 308	case ARRAY_1D_TILED_THIN1:
 309		return evergreen_surface_check_1d(p, surf, prefix);
 310	case ARRAY_2D_TILED_THIN1:
 311		return evergreen_surface_check_2d(p, surf, prefix);
 312	default:
 313		dev_warn(p->dev, "%s:%d %s invalid array mode %d\n",
 314				__func__, __LINE__, prefix, surf->mode);
 315		return -EINVAL;
 316	}
 317	return -EINVAL;
 318}
 319
 320static int evergreen_surface_value_conv_check(struct radeon_cs_parser *p,
 321					      struct eg_surface *surf,
 322					      const char *prefix)
 323{
 324	switch (surf->mode) {
 325	case ARRAY_2D_TILED_THIN1:
 326		break;
 327	case ARRAY_LINEAR_GENERAL:
 328	case ARRAY_LINEAR_ALIGNED:
 329	case ARRAY_1D_TILED_THIN1:
 330		return 0;
 331	default:
 332		dev_warn(p->dev, "%s:%d %s invalid array mode %d\n",
 333				__func__, __LINE__, prefix, surf->mode);
 334		return -EINVAL;
 335	}
 336
 337	switch (surf->nbanks) {
 338	case 0: surf->nbanks = 2; break;
 339	case 1: surf->nbanks = 4; break;
 340	case 2: surf->nbanks = 8; break;
 341	case 3: surf->nbanks = 16; break;
 342	default:
 343		dev_warn(p->dev, "%s:%d %s invalid number of banks %d\n",
 344			 __func__, __LINE__, prefix, surf->nbanks);
 345		return -EINVAL;
 346	}
 347	switch (surf->bankw) {
 348	case 0: surf->bankw = 1; break;
 349	case 1: surf->bankw = 2; break;
 350	case 2: surf->bankw = 4; break;
 351	case 3: surf->bankw = 8; break;
 352	default:
 353		dev_warn(p->dev, "%s:%d %s invalid bankw %d\n",
 354			 __func__, __LINE__, prefix, surf->bankw);
 355		return -EINVAL;
 356	}
 357	switch (surf->bankh) {
 358	case 0: surf->bankh = 1; break;
 359	case 1: surf->bankh = 2; break;
 360	case 2: surf->bankh = 4; break;
 361	case 3: surf->bankh = 8; break;
 362	default:
 363		dev_warn(p->dev, "%s:%d %s invalid bankh %d\n",
 364			 __func__, __LINE__, prefix, surf->bankh);
 365		return -EINVAL;
 366	}
 367	switch (surf->mtilea) {
 368	case 0: surf->mtilea = 1; break;
 369	case 1: surf->mtilea = 2; break;
 370	case 2: surf->mtilea = 4; break;
 371	case 3: surf->mtilea = 8; break;
 372	default:
 373		dev_warn(p->dev, "%s:%d %s invalid macro tile aspect %d\n",
 374			 __func__, __LINE__, prefix, surf->mtilea);
 375		return -EINVAL;
 376	}
 377	switch (surf->tsplit) {
 378	case 0: surf->tsplit = 64; break;
 379	case 1: surf->tsplit = 128; break;
 380	case 2: surf->tsplit = 256; break;
 381	case 3: surf->tsplit = 512; break;
 382	case 4: surf->tsplit = 1024; break;
 383	case 5: surf->tsplit = 2048; break;
 384	case 6: surf->tsplit = 4096; break;
 385	default:
 386		dev_warn(p->dev, "%s:%d %s invalid tile split %d\n",
 387			 __func__, __LINE__, prefix, surf->tsplit);
 388		return -EINVAL;
 389	}
 390	return 0;
 391}
 392
 393static int evergreen_cs_track_validate_cb(struct radeon_cs_parser *p, unsigned id)
 394{
 395	struct evergreen_cs_track *track = p->track;
 396	struct eg_surface surf;
 397	unsigned pitch, slice, mslice;
 398	unsigned long offset;
 399	int r;
 400
 401	mslice = G_028C6C_SLICE_MAX(track->cb_color_view[id]) + 1;
 402	pitch = track->cb_color_pitch[id];
 403	slice = track->cb_color_slice[id];
 404	surf.nbx = (pitch + 1) * 8;
 405	surf.nby = ((slice + 1) * 64) / surf.nbx;
 406	surf.mode = G_028C70_ARRAY_MODE(track->cb_color_info[id]);
 407	surf.format = G_028C70_FORMAT(track->cb_color_info[id]);
 408	surf.tsplit = G_028C74_TILE_SPLIT(track->cb_color_attrib[id]);
 409	surf.nbanks = G_028C74_NUM_BANKS(track->cb_color_attrib[id]);
 410	surf.bankw = G_028C74_BANK_WIDTH(track->cb_color_attrib[id]);
 411	surf.bankh = G_028C74_BANK_HEIGHT(track->cb_color_attrib[id]);
 412	surf.mtilea = G_028C74_MACRO_TILE_ASPECT(track->cb_color_attrib[id]);
 413	surf.nsamples = 1;
 414
 415	if (!r600_fmt_is_valid_color(surf.format)) {
 416		dev_warn(p->dev, "%s:%d cb invalid format %d for %d (0x%08x)\n",
 417			 __func__, __LINE__, surf.format,
 418			id, track->cb_color_info[id]);
 419		return -EINVAL;
 420	}
 421
 422	r = evergreen_surface_value_conv_check(p, &surf, "cb");
 423	if (r) {
 424		return r;
 425	}
 426
 427	r = evergreen_surface_check(p, &surf, "cb");
 428	if (r) {
 429		dev_warn(p->dev, "%s:%d cb[%d] invalid (0x%08x 0x%08x 0x%08x 0x%08x)\n",
 430			 __func__, __LINE__, id, track->cb_color_pitch[id],
 431			 track->cb_color_slice[id], track->cb_color_attrib[id],
 432			 track->cb_color_info[id]);
 433		return r;
 434	}
 435
 436	offset = track->cb_color_bo_offset[id] << 8;
 437	if (offset & (surf.base_align - 1)) {
 438		dev_warn(p->dev, "%s:%d cb[%d] bo base %ld not aligned with %ld\n",
 439			 __func__, __LINE__, id, offset, surf.base_align);
 440		return -EINVAL;
 441	}
 442
 443	offset += surf.layer_size * mslice;
 444	if (offset > radeon_bo_size(track->cb_color_bo[id])) {
 445		/* old ddx are broken they allocate bo with w*h*bpp but
 446		 * program slice with ALIGN(h, 8), catch this and patch
 447		 * command stream.
 448		 */
 449		if (!surf.mode) {
 450			uint32_t *ib = p->ib.ptr;
 451			unsigned long tmp, nby, bsize, size, min = 0;
 452
 453			/* find the height the ddx wants */
 454			if (surf.nby > 8) {
 455				min = surf.nby - 8;
 456			}
 457			bsize = radeon_bo_size(track->cb_color_bo[id]);
 458			tmp = track->cb_color_bo_offset[id] << 8;
 459			for (nby = surf.nby; nby > min; nby--) {
 460				size = nby * surf.nbx * surf.bpe * surf.nsamples;
 461				if ((tmp + size * mslice) <= bsize) {
 462					break;
 463				}
 464			}
 465			if (nby > min) {
 466				surf.nby = nby;
 467				slice = ((nby * surf.nbx) / 64) - 1;
 468				if (!evergreen_surface_check(p, &surf, "cb")) {
 469					/* check if this one works */
 470					tmp += surf.layer_size * mslice;
 471					if (tmp <= bsize) {
 472						ib[track->cb_color_slice_idx[id]] = slice;
 473						goto old_ddx_ok;
 474					}
 475				}
 476			}
 477		}
 478		dev_warn(p->dev, "%s:%d cb[%d] bo too small (layer size %d, "
 479			 "offset %d, max layer %d, bo size %ld, slice %d)\n",
 480			 __func__, __LINE__, id, surf.layer_size,
 481			track->cb_color_bo_offset[id] << 8, mslice,
 482			radeon_bo_size(track->cb_color_bo[id]), slice);
 483		dev_warn(p->dev, "%s:%d problematic surf: (%d %d) (%d %d %d %d %d %d %d)\n",
 484			 __func__, __LINE__, surf.nbx, surf.nby,
 485			surf.mode, surf.bpe, surf.nsamples,
 486			surf.bankw, surf.bankh,
 487			surf.tsplit, surf.mtilea);
 488		return -EINVAL;
 489	}
 490old_ddx_ok:
 491
 492	return 0;
 493}
 494
 495static int evergreen_cs_track_validate_htile(struct radeon_cs_parser *p,
 496						unsigned nbx, unsigned nby)
 497{
 498	struct evergreen_cs_track *track = p->track;
 499	unsigned long size;
 500
 501	if (track->htile_bo == NULL) {
 502		dev_warn(p->dev, "%s:%d htile enabled without htile surface 0x%08x\n",
 503				__func__, __LINE__, track->db_z_info);
 504		return -EINVAL;
 505	}
 506
 507	if (G_028ABC_LINEAR(track->htile_surface)) {
 508		/* pitch must be 16 htiles aligned == 16 * 8 pixel aligned */
 509		nbx = round_up(nbx, 16 * 8);
 510		/* height is npipes htiles aligned == npipes * 8 pixel aligned */
 511		nby = round_up(nby, track->npipes * 8);
 512	} else {
 513		/* always assume 8x8 htile */
 514		/* align is htile align * 8, htile align vary according to
 515		 * number of pipe and tile width and nby
 516		 */
 517		switch (track->npipes) {
 518		case 8:
 519			/* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/
 520			nbx = round_up(nbx, 64 * 8);
 521			nby = round_up(nby, 64 * 8);
 522			break;
 523		case 4:
 524			/* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/
 525			nbx = round_up(nbx, 64 * 8);
 526			nby = round_up(nby, 32 * 8);
 527			break;
 528		case 2:
 529			/* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/
 530			nbx = round_up(nbx, 32 * 8);
 531			nby = round_up(nby, 32 * 8);
 532			break;
 533		case 1:
 534			/* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/
 535			nbx = round_up(nbx, 32 * 8);
 536			nby = round_up(nby, 16 * 8);
 537			break;
 538		default:
 539			dev_warn(p->dev, "%s:%d invalid num pipes %d\n",
 540					__func__, __LINE__, track->npipes);
 541			return -EINVAL;
 542		}
 543	}
 544	/* compute number of htile */
 545	nbx = nbx >> 3;
 546	nby = nby >> 3;
 547	/* size must be aligned on npipes * 2K boundary */
 548	size = roundup(nbx * nby * 4, track->npipes * (2 << 10));
 549	size += track->htile_offset;
 550
 551	if (size > radeon_bo_size(track->htile_bo)) {
 552		dev_warn(p->dev, "%s:%d htile surface too small %ld for %ld (%d %d)\n",
 553				__func__, __LINE__, radeon_bo_size(track->htile_bo),
 554				size, nbx, nby);
 555		return -EINVAL;
 556	}
 557	return 0;
 558}
 559
 560static int evergreen_cs_track_validate_stencil(struct radeon_cs_parser *p)
 561{
 562	struct evergreen_cs_track *track = p->track;
 563	struct eg_surface surf;
 564	unsigned pitch, slice, mslice;
 565	unsigned long offset;
 566	int r;
 567
 568	mslice = G_028008_SLICE_MAX(track->db_depth_view) + 1;
 569	pitch = G_028058_PITCH_TILE_MAX(track->db_depth_size);
 570	slice = track->db_depth_slice;
 571	surf.nbx = (pitch + 1) * 8;
 572	surf.nby = ((slice + 1) * 64) / surf.nbx;
 573	surf.mode = G_028040_ARRAY_MODE(track->db_z_info);
 574	surf.format = G_028044_FORMAT(track->db_s_info);
 575	surf.tsplit = G_028044_TILE_SPLIT(track->db_s_info);
 576	surf.nbanks = G_028040_NUM_BANKS(track->db_z_info);
 577	surf.bankw = G_028040_BANK_WIDTH(track->db_z_info);
 578	surf.bankh = G_028040_BANK_HEIGHT(track->db_z_info);
 579	surf.mtilea = G_028040_MACRO_TILE_ASPECT(track->db_z_info);
 580	surf.nsamples = 1;
 581
 582	if (surf.format != 1) {
 583		dev_warn(p->dev, "%s:%d stencil invalid format %d\n",
 584			 __func__, __LINE__, surf.format);
 585		return -EINVAL;
 586	}
 587	/* replace by color format so we can use same code */
 588	surf.format = V_028C70_COLOR_8;
 589
 590	r = evergreen_surface_value_conv_check(p, &surf, "stencil");
 591	if (r) {
 592		return r;
 593	}
 594
 595	r = evergreen_surface_check(p, &surf, NULL);
 596	if (r) {
 597		/* old userspace doesn't compute proper depth/stencil alignment
 598		 * check that alignment against a bigger byte per elements and
 599		 * only report if that alignment is wrong too.
 600		 */
 601		surf.format = V_028C70_COLOR_8_8_8_8;
 602		r = evergreen_surface_check(p, &surf, "stencil");
 603		if (r) {
 604			dev_warn(p->dev, "%s:%d stencil invalid (0x%08x 0x%08x 0x%08x 0x%08x)\n",
 605				 __func__, __LINE__, track->db_depth_size,
 606				 track->db_depth_slice, track->db_s_info, track->db_z_info);
 607		}
 608		return r;
 609	}
 610
 611	offset = track->db_s_read_offset << 8;
 612	if (offset & (surf.base_align - 1)) {
 613		dev_warn(p->dev, "%s:%d stencil read bo base %ld not aligned with %ld\n",
 614			 __func__, __LINE__, offset, surf.base_align);
 615		return -EINVAL;
 616	}
 617	offset += surf.layer_size * mslice;
 618	if (offset > radeon_bo_size(track->db_s_read_bo)) {
 619		dev_warn(p->dev, "%s:%d stencil read bo too small (layer size %d, "
 620			 "offset %ld, max layer %d, bo size %ld)\n",
 621			 __func__, __LINE__, surf.layer_size,
 622			(unsigned long)track->db_s_read_offset << 8, mslice,
 623			radeon_bo_size(track->db_s_read_bo));
 624		dev_warn(p->dev, "%s:%d stencil invalid (0x%08x 0x%08x 0x%08x 0x%08x)\n",
 625			 __func__, __LINE__, track->db_depth_size,
 626			 track->db_depth_slice, track->db_s_info, track->db_z_info);
 627		return -EINVAL;
 628	}
 629
 630	offset = track->db_s_write_offset << 8;
 631	if (offset & (surf.base_align - 1)) {
 632		dev_warn(p->dev, "%s:%d stencil write bo base %ld not aligned with %ld\n",
 633			 __func__, __LINE__, offset, surf.base_align);
 634		return -EINVAL;
 635	}
 636	offset += surf.layer_size * mslice;
 637	if (offset > radeon_bo_size(track->db_s_write_bo)) {
 638		dev_warn(p->dev, "%s:%d stencil write bo too small (layer size %d, "
 639			 "offset %ld, max layer %d, bo size %ld)\n",
 640			 __func__, __LINE__, surf.layer_size,
 641			(unsigned long)track->db_s_write_offset << 8, mslice,
 642			radeon_bo_size(track->db_s_write_bo));
 643		return -EINVAL;
 644	}
 645
 646	/* hyperz */
 647	if (G_028040_TILE_SURFACE_ENABLE(track->db_z_info)) {
 648		r = evergreen_cs_track_validate_htile(p, surf.nbx, surf.nby);
 649		if (r) {
 650			return r;
 651		}
 652	}
 653
 654	return 0;
 655}
 656
 657static int evergreen_cs_track_validate_depth(struct radeon_cs_parser *p)
 658{
 659	struct evergreen_cs_track *track = p->track;
 660	struct eg_surface surf;
 661	unsigned pitch, slice, mslice;
 662	unsigned long offset;
 663	int r;
 664
 665	mslice = G_028008_SLICE_MAX(track->db_depth_view) + 1;
 666	pitch = G_028058_PITCH_TILE_MAX(track->db_depth_size);
 667	slice = track->db_depth_slice;
 668	surf.nbx = (pitch + 1) * 8;
 669	surf.nby = ((slice + 1) * 64) / surf.nbx;
 670	surf.mode = G_028040_ARRAY_MODE(track->db_z_info);
 671	surf.format = G_028040_FORMAT(track->db_z_info);
 672	surf.tsplit = G_028040_TILE_SPLIT(track->db_z_info);
 673	surf.nbanks = G_028040_NUM_BANKS(track->db_z_info);
 674	surf.bankw = G_028040_BANK_WIDTH(track->db_z_info);
 675	surf.bankh = G_028040_BANK_HEIGHT(track->db_z_info);
 676	surf.mtilea = G_028040_MACRO_TILE_ASPECT(track->db_z_info);
 677	surf.nsamples = 1;
 678
 679	switch (surf.format) {
 680	case V_028040_Z_16:
 681		surf.format = V_028C70_COLOR_16;
 682		break;
 683	case V_028040_Z_24:
 684	case V_028040_Z_32_FLOAT:
 685		surf.format = V_028C70_COLOR_8_8_8_8;
 686		break;
 687	default:
 688		dev_warn(p->dev, "%s:%d depth invalid format %d\n",
 689			 __func__, __LINE__, surf.format);
 690		return -EINVAL;
 691	}
 692
 693	r = evergreen_surface_value_conv_check(p, &surf, "depth");
 694	if (r) {
 695		dev_warn(p->dev, "%s:%d depth invalid (0x%08x 0x%08x 0x%08x)\n",
 696			 __func__, __LINE__, track->db_depth_size,
 697			 track->db_depth_slice, track->db_z_info);
 698		return r;
 699	}
 700
 701	r = evergreen_surface_check(p, &surf, "depth");
 702	if (r) {
 703		dev_warn(p->dev, "%s:%d depth invalid (0x%08x 0x%08x 0x%08x)\n",
 704			 __func__, __LINE__, track->db_depth_size,
 705			 track->db_depth_slice, track->db_z_info);
 706		return r;
 707	}
 708
 709	offset = track->db_z_read_offset << 8;
 710	if (offset & (surf.base_align - 1)) {
 711		dev_warn(p->dev, "%s:%d stencil read bo base %ld not aligned with %ld\n",
 712			 __func__, __LINE__, offset, surf.base_align);
 713		return -EINVAL;
 714	}
 715	offset += surf.layer_size * mslice;
 716	if (offset > radeon_bo_size(track->db_z_read_bo)) {
 717		dev_warn(p->dev, "%s:%d depth read bo too small (layer size %d, "
 718			 "offset %ld, max layer %d, bo size %ld)\n",
 719			 __func__, __LINE__, surf.layer_size,
 720			(unsigned long)track->db_z_read_offset << 8, mslice,
 721			radeon_bo_size(track->db_z_read_bo));
 722		return -EINVAL;
 723	}
 724
 725	offset = track->db_z_write_offset << 8;
 726	if (offset & (surf.base_align - 1)) {
 727		dev_warn(p->dev, "%s:%d stencil write bo base %ld not aligned with %ld\n",
 728			 __func__, __LINE__, offset, surf.base_align);
 729		return -EINVAL;
 730	}
 731	offset += surf.layer_size * mslice;
 732	if (offset > radeon_bo_size(track->db_z_write_bo)) {
 733		dev_warn(p->dev, "%s:%d depth write bo too small (layer size %d, "
 734			 "offset %ld, max layer %d, bo size %ld)\n",
 735			 __func__, __LINE__, surf.layer_size,
 736			(unsigned long)track->db_z_write_offset << 8, mslice,
 737			radeon_bo_size(track->db_z_write_bo));
 738		return -EINVAL;
 739	}
 740
 741	/* hyperz */
 742	if (G_028040_TILE_SURFACE_ENABLE(track->db_z_info)) {
 743		r = evergreen_cs_track_validate_htile(p, surf.nbx, surf.nby);
 744		if (r) {
 745			return r;
 746		}
 747	}
 748
 749	return 0;
 750}
 751
 752static int evergreen_cs_track_validate_texture(struct radeon_cs_parser *p,
 753					       struct radeon_bo *texture,
 754					       struct radeon_bo *mipmap,
 755					       unsigned idx)
 756{
 757	struct eg_surface surf;
 758	unsigned long toffset, moffset;
 759	unsigned dim, llevel, mslice, width, height, depth, i;
 760	u32 texdw[8];
 761	int r;
 762
 763	texdw[0] = radeon_get_ib_value(p, idx + 0);
 764	texdw[1] = radeon_get_ib_value(p, idx + 1);
 765	texdw[2] = radeon_get_ib_value(p, idx + 2);
 766	texdw[3] = radeon_get_ib_value(p, idx + 3);
 767	texdw[4] = radeon_get_ib_value(p, idx + 4);
 768	texdw[5] = radeon_get_ib_value(p, idx + 5);
 769	texdw[6] = radeon_get_ib_value(p, idx + 6);
 770	texdw[7] = radeon_get_ib_value(p, idx + 7);
 771	dim = G_030000_DIM(texdw[0]);
 772	llevel = G_030014_LAST_LEVEL(texdw[5]);
 773	mslice = G_030014_LAST_ARRAY(texdw[5]) + 1;
 774	width = G_030000_TEX_WIDTH(texdw[0]) + 1;
 775	height =  G_030004_TEX_HEIGHT(texdw[1]) + 1;
 776	depth = G_030004_TEX_DEPTH(texdw[1]) + 1;
 777	surf.format = G_03001C_DATA_FORMAT(texdw[7]);
 778	surf.nbx = (G_030000_PITCH(texdw[0]) + 1) * 8;
 779	surf.nbx = r600_fmt_get_nblocksx(surf.format, surf.nbx);
 780	surf.nby = r600_fmt_get_nblocksy(surf.format, height);
 781	surf.mode = G_030004_ARRAY_MODE(texdw[1]);
 782	surf.tsplit = G_030018_TILE_SPLIT(texdw[6]);
 783	surf.nbanks = G_03001C_NUM_BANKS(texdw[7]);
 784	surf.bankw = G_03001C_BANK_WIDTH(texdw[7]);
 785	surf.bankh = G_03001C_BANK_HEIGHT(texdw[7]);
 786	surf.mtilea = G_03001C_MACRO_TILE_ASPECT(texdw[7]);
 787	surf.nsamples = 1;
 788	toffset = texdw[2] << 8;
 789	moffset = texdw[3] << 8;
 790
 791	if (!r600_fmt_is_valid_texture(surf.format, p->family)) {
 792		dev_warn(p->dev, "%s:%d texture invalid format %d\n",
 793			 __func__, __LINE__, surf.format);
 794		return -EINVAL;
 795	}
 796	switch (dim) {
 797	case V_030000_SQ_TEX_DIM_1D:
 798	case V_030000_SQ_TEX_DIM_2D:
 799	case V_030000_SQ_TEX_DIM_CUBEMAP:
 800	case V_030000_SQ_TEX_DIM_1D_ARRAY:
 801	case V_030000_SQ_TEX_DIM_2D_ARRAY:
 802		depth = 1;
 803		break;
 804	case V_030000_SQ_TEX_DIM_2D_MSAA:
 805	case V_030000_SQ_TEX_DIM_2D_ARRAY_MSAA:
 806		surf.nsamples = 1 << llevel;
 807		llevel = 0;
 808		depth = 1;
 809		break;
 810	case V_030000_SQ_TEX_DIM_3D:
 811		break;
 812	default:
 813		dev_warn(p->dev, "%s:%d texture invalid dimension %d\n",
 814			 __func__, __LINE__, dim);
 815		return -EINVAL;
 816	}
 817
 818	r = evergreen_surface_value_conv_check(p, &surf, "texture");
 819	if (r) {
 820		return r;
 821	}
 822
 823	/* align height */
 824	evergreen_surface_check(p, &surf, NULL);
 825	surf.nby = ALIGN(surf.nby, surf.halign);
 826
 827	r = evergreen_surface_check(p, &surf, "texture");
 828	if (r) {
 829		dev_warn(p->dev, "%s:%d texture invalid 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n",
 830			 __func__, __LINE__, texdw[0], texdw[1], texdw[4],
 831			 texdw[5], texdw[6], texdw[7]);
 832		return r;
 833	}
 834
 835	/* check texture size */
 836	if (toffset & (surf.base_align - 1)) {
 837		dev_warn(p->dev, "%s:%d texture bo base %ld not aligned with %ld\n",
 838			 __func__, __LINE__, toffset, surf.base_align);
 839		return -EINVAL;
 840	}
 841	if (surf.nsamples <= 1 && moffset & (surf.base_align - 1)) {
 842		dev_warn(p->dev, "%s:%d mipmap bo base %ld not aligned with %ld\n",
 843			 __func__, __LINE__, moffset, surf.base_align);
 844		return -EINVAL;
 845	}
 846	if (dim == SQ_TEX_DIM_3D) {
 847		toffset += surf.layer_size * depth;
 848	} else {
 849		toffset += surf.layer_size * mslice;
 850	}
 851	if (toffset > radeon_bo_size(texture)) {
 852		dev_warn(p->dev, "%s:%d texture bo too small (layer size %d, "
 853			 "offset %ld, max layer %d, depth %d, bo size %ld) (%d %d)\n",
 854			 __func__, __LINE__, surf.layer_size,
 855			(unsigned long)texdw[2] << 8, mslice,
 856			depth, radeon_bo_size(texture),
 857			surf.nbx, surf.nby);
 858		return -EINVAL;
 859	}
 860
 861	if (!mipmap) {
 862		if (llevel) {
 863			dev_warn(p->dev, "%s:%i got NULL MIP_ADDRESS relocation\n",
 864				 __func__, __LINE__);
 865			return -EINVAL;
 866		} else {
 867			return 0; /* everything's ok */
 868		}
 869	}
 870
 871	/* check mipmap size */
 872	for (i = 1; i <= llevel; i++) {
 873		unsigned w, h, d;
 874
 875		w = r600_mip_minify(width, i);
 876		h = r600_mip_minify(height, i);
 877		d = r600_mip_minify(depth, i);
 878		surf.nbx = r600_fmt_get_nblocksx(surf.format, w);
 879		surf.nby = r600_fmt_get_nblocksy(surf.format, h);
 880
 881		switch (surf.mode) {
 882		case ARRAY_2D_TILED_THIN1:
 883			if (surf.nbx < surf.palign || surf.nby < surf.halign) {
 884				surf.mode = ARRAY_1D_TILED_THIN1;
 885			}
 886			/* recompute alignment */
 887			evergreen_surface_check(p, &surf, NULL);
 888			break;
 889		case ARRAY_LINEAR_GENERAL:
 890		case ARRAY_LINEAR_ALIGNED:
 891		case ARRAY_1D_TILED_THIN1:
 892			break;
 893		default:
 894			dev_warn(p->dev, "%s:%d invalid array mode %d\n",
 895				 __func__, __LINE__, surf.mode);
 896			return -EINVAL;
 897		}
 898		surf.nbx = ALIGN(surf.nbx, surf.palign);
 899		surf.nby = ALIGN(surf.nby, surf.halign);
 900
 901		r = evergreen_surface_check(p, &surf, "mipmap");
 902		if (r) {
 903			return r;
 904		}
 905
 906		if (dim == SQ_TEX_DIM_3D) {
 907			moffset += surf.layer_size * d;
 908		} else {
 909			moffset += surf.layer_size * mslice;
 910		}
 911		if (moffset > radeon_bo_size(mipmap)) {
 912			dev_warn(p->dev, "%s:%d mipmap [%d] bo too small (layer size %d, "
 913					"offset %ld, coffset %ld, max layer %d, depth %d, "
 914					"bo size %ld) level0 (%d %d %d)\n",
 915					__func__, __LINE__, i, surf.layer_size,
 916					(unsigned long)texdw[3] << 8, moffset, mslice,
 917					d, radeon_bo_size(mipmap),
 918					width, height, depth);
 919			dev_warn(p->dev, "%s:%d problematic surf: (%d %d) (%d %d %d %d %d %d %d)\n",
 920				 __func__, __LINE__, surf.nbx, surf.nby,
 921				surf.mode, surf.bpe, surf.nsamples,
 922				surf.bankw, surf.bankh,
 923				surf.tsplit, surf.mtilea);
 924			return -EINVAL;
 925		}
 926	}
 927
 928	return 0;
 929}
 930
 931static int evergreen_cs_track_check(struct radeon_cs_parser *p)
 932{
 933	struct evergreen_cs_track *track = p->track;
 934	unsigned tmp, i;
 935	int r;
 936	unsigned buffer_mask = 0;
 937
 938	/* check streamout */
 939	if (track->streamout_dirty && track->vgt_strmout_config) {
 940		for (i = 0; i < 4; i++) {
 941			if (track->vgt_strmout_config & (1 << i)) {
 942				buffer_mask |= (track->vgt_strmout_buffer_config >> (i * 4)) & 0xf;
 943			}
 944		}
 945
 946		for (i = 0; i < 4; i++) {
 947			if (buffer_mask & (1 << i)) {
 948				if (track->vgt_strmout_bo[i]) {
 949					u64 offset = (u64)track->vgt_strmout_bo_offset[i] +
 950							(u64)track->vgt_strmout_size[i];
 951					if (offset > radeon_bo_size(track->vgt_strmout_bo[i])) {
 952						DRM_ERROR("streamout %d bo too small: 0x%llx, 0x%lx\n",
 953							  i, offset,
 954							  radeon_bo_size(track->vgt_strmout_bo[i]));
 955						return -EINVAL;
 956					}
 957				} else {
 958					dev_warn(p->dev, "No buffer for streamout %d\n", i);
 959					return -EINVAL;
 960				}
 961			}
 962		}
 963		track->streamout_dirty = false;
 964	}
 965
 966	if (track->sx_misc_kill_all_prims)
 967		return 0;
 968
 969	/* check that we have a cb for each enabled target
 970	 */
 971	if (track->cb_dirty) {
 972		tmp = track->cb_target_mask;
 973		for (i = 0; i < 8; i++) {
 974			u32 format = G_028C70_FORMAT(track->cb_color_info[i]);
 975
 976			if (format != V_028C70_COLOR_INVALID &&
 977			    (tmp >> (i * 4)) & 0xF) {
 978				/* at least one component is enabled */
 979				if (track->cb_color_bo[i] == NULL) {
 980					dev_warn(p->dev, "%s:%d mask 0x%08X | 0x%08X no cb for %d\n",
 981						__func__, __LINE__, track->cb_target_mask, track->cb_shader_mask, i);
 982					return -EINVAL;
 983				}
 984				/* check cb */
 985				r = evergreen_cs_track_validate_cb(p, i);
 986				if (r) {
 987					return r;
 988				}
 989			}
 990		}
 991		track->cb_dirty = false;
 992	}
 993
 994	if (track->db_dirty) {
 995		/* Check stencil buffer */
 996		if (G_028044_FORMAT(track->db_s_info) != V_028044_STENCIL_INVALID &&
 997		    G_028800_STENCIL_ENABLE(track->db_depth_control)) {
 998			r = evergreen_cs_track_validate_stencil(p);
 999			if (r)
1000				return r;
1001		}
1002		/* Check depth buffer */
1003		if (G_028040_FORMAT(track->db_z_info) != V_028040_Z_INVALID &&
1004		    G_028800_Z_ENABLE(track->db_depth_control)) {
1005			r = evergreen_cs_track_validate_depth(p);
1006			if (r)
1007				return r;
1008		}
1009		track->db_dirty = false;
1010	}
1011
1012	return 0;
1013}
1014
1015/**
1016 * evergreen_cs_packet_parse_vline() - parse userspace VLINE packet
1017 * @p:		parser structure holding parsing context.
1018 *
1019 * This is an Evergreen(+)-specific function for parsing VLINE packets.
1020 * Real work is done by r600_cs_common_vline_parse function.
1021 * Here we just set up ASIC-specific register table and call
1022 * the common implementation function.
1023 */
1024static int evergreen_cs_packet_parse_vline(struct radeon_cs_parser *p)
1025{
1026
1027	static uint32_t vline_start_end[6] = {
1028		EVERGREEN_VLINE_START_END + EVERGREEN_CRTC0_REGISTER_OFFSET,
1029		EVERGREEN_VLINE_START_END + EVERGREEN_CRTC1_REGISTER_OFFSET,
1030		EVERGREEN_VLINE_START_END + EVERGREEN_CRTC2_REGISTER_OFFSET,
1031		EVERGREEN_VLINE_START_END + EVERGREEN_CRTC3_REGISTER_OFFSET,
1032		EVERGREEN_VLINE_START_END + EVERGREEN_CRTC4_REGISTER_OFFSET,
1033		EVERGREEN_VLINE_START_END + EVERGREEN_CRTC5_REGISTER_OFFSET
1034	};
1035	static uint32_t vline_status[6] = {
1036		EVERGREEN_VLINE_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET,
1037		EVERGREEN_VLINE_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET,
1038		EVERGREEN_VLINE_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET,
1039		EVERGREEN_VLINE_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET,
1040		EVERGREEN_VLINE_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET,
1041		EVERGREEN_VLINE_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET
1042	};
1043
1044	return r600_cs_common_vline_parse(p, vline_start_end, vline_status);
1045}
1046
1047static int evergreen_packet0_check(struct radeon_cs_parser *p,
1048				   struct radeon_cs_packet *pkt,
1049				   unsigned idx, unsigned reg)
1050{
1051	int r;
1052
1053	switch (reg) {
1054	case EVERGREEN_VLINE_START_END:
1055		r = evergreen_cs_packet_parse_vline(p);
1056		if (r) {
1057			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
1058					idx, reg);
1059			return r;
1060		}
1061		break;
1062	default:
1063		pr_err("Forbidden register 0x%04X in cs at %d\n", reg, idx);
1064		return -EINVAL;
1065	}
1066	return 0;
1067}
1068
1069static int evergreen_cs_parse_packet0(struct radeon_cs_parser *p,
1070				      struct radeon_cs_packet *pkt)
1071{
1072	unsigned reg, i;
1073	unsigned idx;
1074	int r;
1075
1076	idx = pkt->idx + 1;
1077	reg = pkt->reg;
1078	for (i = 0; i <= pkt->count; i++, idx++, reg += 4) {
1079		r = evergreen_packet0_check(p, pkt, idx, reg);
1080		if (r) {
1081			return r;
1082		}
1083	}
1084	return 0;
1085}
1086
1087/**
1088 * evergreen_cs_handle_reg() - process registers that need special handling.
1089 * @p: parser structure holding parsing context
1090 * @reg: register we are testing
1091 * @idx: index into the cs buffer
1092 */
1093static int evergreen_cs_handle_reg(struct radeon_cs_parser *p, u32 reg, u32 idx)
1094{
1095	struct evergreen_cs_track *track = (struct evergreen_cs_track *)p->track;
1096	struct radeon_bo_list *reloc;
1097	u32 tmp, *ib;
1098	int r;
1099
1100	ib = p->ib.ptr;
1101	switch (reg) {
1102	/* force following reg to 0 in an attempt to disable out buffer
1103	 * which will need us to better understand how it works to perform
1104	 * security check on it (Jerome)
1105	 */
1106	case SQ_ESGS_RING_SIZE:
1107	case SQ_GSVS_RING_SIZE:
1108	case SQ_ESTMP_RING_SIZE:
1109	case SQ_GSTMP_RING_SIZE:
1110	case SQ_HSTMP_RING_SIZE:
1111	case SQ_LSTMP_RING_SIZE:
1112	case SQ_PSTMP_RING_SIZE:
1113	case SQ_VSTMP_RING_SIZE:
1114	case SQ_ESGS_RING_ITEMSIZE:
1115	case SQ_ESTMP_RING_ITEMSIZE:
1116	case SQ_GSTMP_RING_ITEMSIZE:
1117	case SQ_GSVS_RING_ITEMSIZE:
1118	case SQ_GS_VERT_ITEMSIZE:
1119	case SQ_GS_VERT_ITEMSIZE_1:
1120	case SQ_GS_VERT_ITEMSIZE_2:
1121	case SQ_GS_VERT_ITEMSIZE_3:
1122	case SQ_GSVS_RING_OFFSET_1:
1123	case SQ_GSVS_RING_OFFSET_2:
1124	case SQ_GSVS_RING_OFFSET_3:
1125	case SQ_HSTMP_RING_ITEMSIZE:
1126	case SQ_LSTMP_RING_ITEMSIZE:
1127	case SQ_PSTMP_RING_ITEMSIZE:
1128	case SQ_VSTMP_RING_ITEMSIZE:
1129	case VGT_TF_RING_SIZE:
1130		/* get value to populate the IB don't remove */
1131		/*tmp =radeon_get_ib_value(p, idx);
1132		  ib[idx] = 0;*/
1133		break;
1134	case SQ_ESGS_RING_BASE:
1135	case SQ_GSVS_RING_BASE:
1136	case SQ_ESTMP_RING_BASE:
1137	case SQ_GSTMP_RING_BASE:
1138	case SQ_HSTMP_RING_BASE:
1139	case SQ_LSTMP_RING_BASE:
1140	case SQ_PSTMP_RING_BASE:
1141	case SQ_VSTMP_RING_BASE:
1142		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1143		if (r) {
1144			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1145					"0x%04X\n", reg);
1146			return -EINVAL;
1147		}
1148		ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1149		break;
1150	case DB_DEPTH_CONTROL:
1151		track->db_depth_control = radeon_get_ib_value(p, idx);
1152		track->db_dirty = true;
1153		break;
1154	case CAYMAN_DB_EQAA:
1155		if (p->rdev->family < CHIP_CAYMAN) {
1156			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1157				 "0x%04X\n", reg);
1158			return -EINVAL;
1159		}
1160		break;
1161	case CAYMAN_DB_DEPTH_INFO:
1162		if (p->rdev->family < CHIP_CAYMAN) {
1163			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1164				 "0x%04X\n", reg);
1165			return -EINVAL;
1166		}
1167		break;
1168	case DB_Z_INFO:
1169		track->db_z_info = radeon_get_ib_value(p, idx);
1170		if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
1171			r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1172			if (r) {
1173				dev_warn(p->dev, "bad SET_CONTEXT_REG "
1174						"0x%04X\n", reg);
1175				return -EINVAL;
1176			}
1177			ib[idx] &= ~Z_ARRAY_MODE(0xf);
1178			track->db_z_info &= ~Z_ARRAY_MODE(0xf);
1179			ib[idx] |= Z_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->tiling_flags));
1180			track->db_z_info |= Z_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->tiling_flags));
1181			if (reloc->tiling_flags & RADEON_TILING_MACRO) {
1182				unsigned bankw, bankh, mtaspect, tile_split;
1183
1184				evergreen_tiling_fields(reloc->tiling_flags,
1185							&bankw, &bankh, &mtaspect,
1186							&tile_split);
1187				ib[idx] |= DB_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks));
1188				ib[idx] |= DB_TILE_SPLIT(tile_split) |
1189						DB_BANK_WIDTH(bankw) |
1190						DB_BANK_HEIGHT(bankh) |
1191						DB_MACRO_TILE_ASPECT(mtaspect);
1192			}
1193		}
1194		track->db_dirty = true;
1195		break;
1196	case DB_STENCIL_INFO:
1197		track->db_s_info = radeon_get_ib_value(p, idx);
1198		track->db_dirty = true;
1199		break;
1200	case DB_DEPTH_VIEW:
1201		track->db_depth_view = radeon_get_ib_value(p, idx);
1202		track->db_dirty = true;
1203		break;
1204	case DB_DEPTH_SIZE:
1205		track->db_depth_size = radeon_get_ib_value(p, idx);
1206		track->db_dirty = true;
1207		break;
1208	case R_02805C_DB_DEPTH_SLICE:
1209		track->db_depth_slice = radeon_get_ib_value(p, idx);
1210		track->db_dirty = true;
1211		break;
1212	case DB_Z_READ_BASE:
1213		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1214		if (r) {
1215			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1216					"0x%04X\n", reg);
1217			return -EINVAL;
1218		}
1219		track->db_z_read_offset = radeon_get_ib_value(p, idx);
1220		ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1221		track->db_z_read_bo = reloc->robj;
1222		track->db_dirty = true;
1223		break;
1224	case DB_Z_WRITE_BASE:
1225		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1226		if (r) {
1227			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1228					"0x%04X\n", reg);
1229			return -EINVAL;
1230		}
1231		track->db_z_write_offset = radeon_get_ib_value(p, idx);
1232		ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1233		track->db_z_write_bo = reloc->robj;
1234		track->db_dirty = true;
1235		break;
1236	case DB_STENCIL_READ_BASE:
1237		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1238		if (r) {
1239			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1240					"0x%04X\n", reg);
1241			return -EINVAL;
1242		}
1243		track->db_s_read_offset = radeon_get_ib_value(p, idx);
1244		ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1245		track->db_s_read_bo = reloc->robj;
1246		track->db_dirty = true;
1247		break;
1248	case DB_STENCIL_WRITE_BASE:
1249		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1250		if (r) {
1251			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1252					"0x%04X\n", reg);
1253			return -EINVAL;
1254		}
1255		track->db_s_write_offset = radeon_get_ib_value(p, idx);
1256		ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1257		track->db_s_write_bo = reloc->robj;
1258		track->db_dirty = true;
1259		break;
1260	case VGT_STRMOUT_CONFIG:
1261		track->vgt_strmout_config = radeon_get_ib_value(p, idx);
1262		track->streamout_dirty = true;
1263		break;
1264	case VGT_STRMOUT_BUFFER_CONFIG:
1265		track->vgt_strmout_buffer_config = radeon_get_ib_value(p, idx);
1266		track->streamout_dirty = true;
1267		break;
1268	case VGT_STRMOUT_BUFFER_BASE_0:
1269	case VGT_STRMOUT_BUFFER_BASE_1:
1270	case VGT_STRMOUT_BUFFER_BASE_2:
1271	case VGT_STRMOUT_BUFFER_BASE_3:
1272		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1273		if (r) {
1274			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1275					"0x%04X\n", reg);
1276			return -EINVAL;
1277		}
1278		tmp = (reg - VGT_STRMOUT_BUFFER_BASE_0) / 16;
1279		track->vgt_strmout_bo_offset[tmp] = radeon_get_ib_value(p, idx) << 8;
1280		ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1281		track->vgt_strmout_bo[tmp] = reloc->robj;
1282		track->streamout_dirty = true;
1283		break;
1284	case VGT_STRMOUT_BUFFER_SIZE_0:
1285	case VGT_STRMOUT_BUFFER_SIZE_1:
1286	case VGT_STRMOUT_BUFFER_SIZE_2:
1287	case VGT_STRMOUT_BUFFER_SIZE_3:
1288		tmp = (reg - VGT_STRMOUT_BUFFER_SIZE_0) / 16;
1289		/* size in register is DWs, convert to bytes */
1290		track->vgt_strmout_size[tmp] = radeon_get_ib_value(p, idx) * 4;
1291		track->streamout_dirty = true;
1292		break;
1293	case CP_COHER_BASE:
1294		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1295		if (r) {
1296			dev_warn(p->dev, "missing reloc for CP_COHER_BASE "
1297					"0x%04X\n", reg);
1298			return -EINVAL;
1299		}
1300		ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1301		break;
1302	case CB_TARGET_MASK:
1303		track->cb_target_mask = radeon_get_ib_value(p, idx);
1304		track->cb_dirty = true;
1305		break;
1306	case CB_SHADER_MASK:
1307		track->cb_shader_mask = radeon_get_ib_value(p, idx);
1308		track->cb_dirty = true;
1309		break;
1310	case PA_SC_AA_CONFIG:
1311		if (p->rdev->family >= CHIP_CAYMAN) {
1312			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1313				 "0x%04X\n", reg);
1314			return -EINVAL;
1315		}
1316		tmp = radeon_get_ib_value(p, idx) & MSAA_NUM_SAMPLES_MASK;
1317		track->nsamples = 1 << tmp;
1318		break;
1319	case CAYMAN_PA_SC_AA_CONFIG:
1320		if (p->rdev->family < CHIP_CAYMAN) {
1321			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1322				 "0x%04X\n", reg);
1323			return -EINVAL;
1324		}
1325		tmp = radeon_get_ib_value(p, idx) & CAYMAN_MSAA_NUM_SAMPLES_MASK;
1326		track->nsamples = 1 << tmp;
1327		break;
1328	case CB_COLOR0_VIEW:
1329	case CB_COLOR1_VIEW:
1330	case CB_COLOR2_VIEW:
1331	case CB_COLOR3_VIEW:
1332	case CB_COLOR4_VIEW:
1333	case CB_COLOR5_VIEW:
1334	case CB_COLOR6_VIEW:
1335	case CB_COLOR7_VIEW:
1336		tmp = (reg - CB_COLOR0_VIEW) / 0x3c;
1337		track->cb_color_view[tmp] = radeon_get_ib_value(p, idx);
1338		track->cb_dirty = true;
1339		break;
1340	case CB_COLOR8_VIEW:
1341	case CB_COLOR9_VIEW:
1342	case CB_COLOR10_VIEW:
1343	case CB_COLOR11_VIEW:
1344		tmp = ((reg - CB_COLOR8_VIEW) / 0x1c) + 8;
1345		track->cb_color_view[tmp] = radeon_get_ib_value(p, idx);
1346		track->cb_dirty = true;
1347		break;
1348	case CB_COLOR0_INFO:
1349	case CB_COLOR1_INFO:
1350	case CB_COLOR2_INFO:
1351	case CB_COLOR3_INFO:
1352	case CB_COLOR4_INFO:
1353	case CB_COLOR5_INFO:
1354	case CB_COLOR6_INFO:
1355	case CB_COLOR7_INFO:
1356		tmp = (reg - CB_COLOR0_INFO) / 0x3c;
1357		track->cb_color_info[tmp] = radeon_get_ib_value(p, idx);
1358		if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
1359			r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1360			if (r) {
1361				dev_warn(p->dev, "bad SET_CONTEXT_REG "
1362						"0x%04X\n", reg);
1363				return -EINVAL;
1364			}
1365			ib[idx] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->tiling_flags));
1366			track->cb_color_info[tmp] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->tiling_flags));
1367		}
1368		track->cb_dirty = true;
1369		break;
1370	case CB_COLOR8_INFO:
1371	case CB_COLOR9_INFO:
1372	case CB_COLOR10_INFO:
1373	case CB_COLOR11_INFO:
1374		tmp = ((reg - CB_COLOR8_INFO) / 0x1c) + 8;
1375		track->cb_color_info[tmp] = radeon_get_ib_value(p, idx);
1376		if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
1377			r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1378			if (r) {
1379				dev_warn(p->dev, "bad SET_CONTEXT_REG "
1380						"0x%04X\n", reg);
1381				return -EINVAL;
1382			}
1383			ib[idx] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->tiling_flags));
1384			track->cb_color_info[tmp] |= CB_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->tiling_flags));
1385		}
1386		track->cb_dirty = true;
1387		break;
1388	case CB_COLOR0_PITCH:
1389	case CB_COLOR1_PITCH:
1390	case CB_COLOR2_PITCH:
1391	case CB_COLOR3_PITCH:
1392	case CB_COLOR4_PITCH:
1393	case CB_COLOR5_PITCH:
1394	case CB_COLOR6_PITCH:
1395	case CB_COLOR7_PITCH:
1396		tmp = (reg - CB_COLOR0_PITCH) / 0x3c;
1397		track->cb_color_pitch[tmp] = radeon_get_ib_value(p, idx);
1398		track->cb_dirty = true;
1399		break;
1400	case CB_COLOR8_PITCH:
1401	case CB_COLOR9_PITCH:
1402	case CB_COLOR10_PITCH:
1403	case CB_COLOR11_PITCH:
1404		tmp = ((reg - CB_COLOR8_PITCH) / 0x1c) + 8;
1405		track->cb_color_pitch[tmp] = radeon_get_ib_value(p, idx);
1406		track->cb_dirty = true;
1407		break;
1408	case CB_COLOR0_SLICE:
1409	case CB_COLOR1_SLICE:
1410	case CB_COLOR2_SLICE:
1411	case CB_COLOR3_SLICE:
1412	case CB_COLOR4_SLICE:
1413	case CB_COLOR5_SLICE:
1414	case CB_COLOR6_SLICE:
1415	case CB_COLOR7_SLICE:
1416		tmp = (reg - CB_COLOR0_SLICE) / 0x3c;
1417		track->cb_color_slice[tmp] = radeon_get_ib_value(p, idx);
1418		track->cb_color_slice_idx[tmp] = idx;
1419		track->cb_dirty = true;
1420		break;
1421	case CB_COLOR8_SLICE:
1422	case CB_COLOR9_SLICE:
1423	case CB_COLOR10_SLICE:
1424	case CB_COLOR11_SLICE:
1425		tmp = ((reg - CB_COLOR8_SLICE) / 0x1c) + 8;
1426		track->cb_color_slice[tmp] = radeon_get_ib_value(p, idx);
1427		track->cb_color_slice_idx[tmp] = idx;
1428		track->cb_dirty = true;
1429		break;
1430	case CB_COLOR0_ATTRIB:
1431	case CB_COLOR1_ATTRIB:
1432	case CB_COLOR2_ATTRIB:
1433	case CB_COLOR3_ATTRIB:
1434	case CB_COLOR4_ATTRIB:
1435	case CB_COLOR5_ATTRIB:
1436	case CB_COLOR6_ATTRIB:
1437	case CB_COLOR7_ATTRIB:
1438		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1439		if (r) {
1440			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1441					"0x%04X\n", reg);
1442			return -EINVAL;
1443		}
1444		if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
1445			if (reloc->tiling_flags & RADEON_TILING_MACRO) {
1446				unsigned bankw, bankh, mtaspect, tile_split;
1447
1448				evergreen_tiling_fields(reloc->tiling_flags,
1449							&bankw, &bankh, &mtaspect,
1450							&tile_split);
1451				ib[idx] |= CB_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks));
1452				ib[idx] |= CB_TILE_SPLIT(tile_split) |
1453					   CB_BANK_WIDTH(bankw) |
1454					   CB_BANK_HEIGHT(bankh) |
1455					   CB_MACRO_TILE_ASPECT(mtaspect);
1456			}
1457		}
1458		tmp = ((reg - CB_COLOR0_ATTRIB) / 0x3c);
1459		track->cb_color_attrib[tmp] = ib[idx];
1460		track->cb_dirty = true;
1461		break;
1462	case CB_COLOR8_ATTRIB:
1463	case CB_COLOR9_ATTRIB:
1464	case CB_COLOR10_ATTRIB:
1465	case CB_COLOR11_ATTRIB:
1466		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1467		if (r) {
1468			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1469					"0x%04X\n", reg);
1470			return -EINVAL;
1471		}
1472		if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
1473			if (reloc->tiling_flags & RADEON_TILING_MACRO) {
1474				unsigned bankw, bankh, mtaspect, tile_split;
1475
1476				evergreen_tiling_fields(reloc->tiling_flags,
1477							&bankw, &bankh, &mtaspect,
1478							&tile_split);
1479				ib[idx] |= CB_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks));
1480				ib[idx] |= CB_TILE_SPLIT(tile_split) |
1481					   CB_BANK_WIDTH(bankw) |
1482					   CB_BANK_HEIGHT(bankh) |
1483					   CB_MACRO_TILE_ASPECT(mtaspect);
1484			}
1485		}
1486		tmp = ((reg - CB_COLOR8_ATTRIB) / 0x1c) + 8;
1487		track->cb_color_attrib[tmp] = ib[idx];
1488		track->cb_dirty = true;
1489		break;
1490	case CB_COLOR0_FMASK:
1491	case CB_COLOR1_FMASK:
1492	case CB_COLOR2_FMASK:
1493	case CB_COLOR3_FMASK:
1494	case CB_COLOR4_FMASK:
1495	case CB_COLOR5_FMASK:
1496	case CB_COLOR6_FMASK:
1497	case CB_COLOR7_FMASK:
1498		tmp = (reg - CB_COLOR0_FMASK) / 0x3c;
1499		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1500		if (r) {
1501			dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg);
1502			return -EINVAL;
1503		}
1504		ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1505		track->cb_color_fmask_bo[tmp] = reloc->robj;
1506		break;
1507	case CB_COLOR0_CMASK:
1508	case CB_COLOR1_CMASK:
1509	case CB_COLOR2_CMASK:
1510	case CB_COLOR3_CMASK:
1511	case CB_COLOR4_CMASK:
1512	case CB_COLOR5_CMASK:
1513	case CB_COLOR6_CMASK:
1514	case CB_COLOR7_CMASK:
1515		tmp = (reg - CB_COLOR0_CMASK) / 0x3c;
1516		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1517		if (r) {
1518			dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg);
1519			return -EINVAL;
1520		}
1521		ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1522		track->cb_color_cmask_bo[tmp] = reloc->robj;
1523		break;
1524	case CB_COLOR0_FMASK_SLICE:
1525	case CB_COLOR1_FMASK_SLICE:
1526	case CB_COLOR2_FMASK_SLICE:
1527	case CB_COLOR3_FMASK_SLICE:
1528	case CB_COLOR4_FMASK_SLICE:
1529	case CB_COLOR5_FMASK_SLICE:
1530	case CB_COLOR6_FMASK_SLICE:
1531	case CB_COLOR7_FMASK_SLICE:
1532		tmp = (reg - CB_COLOR0_FMASK_SLICE) / 0x3c;
1533		track->cb_color_fmask_slice[tmp] = radeon_get_ib_value(p, idx);
1534		break;
1535	case CB_COLOR0_CMASK_SLICE:
1536	case CB_COLOR1_CMASK_SLICE:
1537	case CB_COLOR2_CMASK_SLICE:
1538	case CB_COLOR3_CMASK_SLICE:
1539	case CB_COLOR4_CMASK_SLICE:
1540	case CB_COLOR5_CMASK_SLICE:
1541	case CB_COLOR6_CMASK_SLICE:
1542	case CB_COLOR7_CMASK_SLICE:
1543		tmp = (reg - CB_COLOR0_CMASK_SLICE) / 0x3c;
1544		track->cb_color_cmask_slice[tmp] = radeon_get_ib_value(p, idx);
1545		break;
1546	case CB_COLOR0_BASE:
1547	case CB_COLOR1_BASE:
1548	case CB_COLOR2_BASE:
1549	case CB_COLOR3_BASE:
1550	case CB_COLOR4_BASE:
1551	case CB_COLOR5_BASE:
1552	case CB_COLOR6_BASE:
1553	case CB_COLOR7_BASE:
1554		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1555		if (r) {
1556			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1557					"0x%04X\n", reg);
1558			return -EINVAL;
1559		}
1560		tmp = (reg - CB_COLOR0_BASE) / 0x3c;
1561		track->cb_color_bo_offset[tmp] = radeon_get_ib_value(p, idx);
1562		ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1563		track->cb_color_bo[tmp] = reloc->robj;
1564		track->cb_dirty = true;
1565		break;
1566	case CB_COLOR8_BASE:
1567	case CB_COLOR9_BASE:
1568	case CB_COLOR10_BASE:
1569	case CB_COLOR11_BASE:
1570		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1571		if (r) {
1572			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1573					"0x%04X\n", reg);
1574			return -EINVAL;
1575		}
1576		tmp = ((reg - CB_COLOR8_BASE) / 0x1c) + 8;
1577		track->cb_color_bo_offset[tmp] = radeon_get_ib_value(p, idx);
1578		ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1579		track->cb_color_bo[tmp] = reloc->robj;
1580		track->cb_dirty = true;
1581		break;
1582	case DB_HTILE_DATA_BASE:
1583		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1584		if (r) {
1585			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1586					"0x%04X\n", reg);
1587			return -EINVAL;
1588		}
1589		track->htile_offset = radeon_get_ib_value(p, idx);
1590		ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1591		track->htile_bo = reloc->robj;
1592		track->db_dirty = true;
1593		break;
1594	case DB_HTILE_SURFACE:
1595		/* 8x8 only */
1596		track->htile_surface = radeon_get_ib_value(p, idx);
1597		/* force 8x8 htile width and height */
1598		ib[idx] |= 3;
1599		track->db_dirty = true;
1600		break;
1601	case CB_IMMED0_BASE:
1602	case CB_IMMED1_BASE:
1603	case CB_IMMED2_BASE:
1604	case CB_IMMED3_BASE:
1605	case CB_IMMED4_BASE:
1606	case CB_IMMED5_BASE:
1607	case CB_IMMED6_BASE:
1608	case CB_IMMED7_BASE:
1609	case CB_IMMED8_BASE:
1610	case CB_IMMED9_BASE:
1611	case CB_IMMED10_BASE:
1612	case CB_IMMED11_BASE:
1613	case SQ_PGM_START_FS:
1614	case SQ_PGM_START_ES:
1615	case SQ_PGM_START_VS:
1616	case SQ_PGM_START_GS:
1617	case SQ_PGM_START_PS:
1618	case SQ_PGM_START_HS:
1619	case SQ_PGM_START_LS:
1620	case SQ_CONST_MEM_BASE:
1621	case SQ_ALU_CONST_CACHE_GS_0:
1622	case SQ_ALU_CONST_CACHE_GS_1:
1623	case SQ_ALU_CONST_CACHE_GS_2:
1624	case SQ_ALU_CONST_CACHE_GS_3:
1625	case SQ_ALU_CONST_CACHE_GS_4:
1626	case SQ_ALU_CONST_CACHE_GS_5:
1627	case SQ_ALU_CONST_CACHE_GS_6:
1628	case SQ_ALU_CONST_CACHE_GS_7:
1629	case SQ_ALU_CONST_CACHE_GS_8:
1630	case SQ_ALU_CONST_CACHE_GS_9:
1631	case SQ_ALU_CONST_CACHE_GS_10:
1632	case SQ_ALU_CONST_CACHE_GS_11:
1633	case SQ_ALU_CONST_CACHE_GS_12:
1634	case SQ_ALU_CONST_CACHE_GS_13:
1635	case SQ_ALU_CONST_CACHE_GS_14:
1636	case SQ_ALU_CONST_CACHE_GS_15:
1637	case SQ_ALU_CONST_CACHE_PS_0:
1638	case SQ_ALU_CONST_CACHE_PS_1:
1639	case SQ_ALU_CONST_CACHE_PS_2:
1640	case SQ_ALU_CONST_CACHE_PS_3:
1641	case SQ_ALU_CONST_CACHE_PS_4:
1642	case SQ_ALU_CONST_CACHE_PS_5:
1643	case SQ_ALU_CONST_CACHE_PS_6:
1644	case SQ_ALU_CONST_CACHE_PS_7:
1645	case SQ_ALU_CONST_CACHE_PS_8:
1646	case SQ_ALU_CONST_CACHE_PS_9:
1647	case SQ_ALU_CONST_CACHE_PS_10:
1648	case SQ_ALU_CONST_CACHE_PS_11:
1649	case SQ_ALU_CONST_CACHE_PS_12:
1650	case SQ_ALU_CONST_CACHE_PS_13:
1651	case SQ_ALU_CONST_CACHE_PS_14:
1652	case SQ_ALU_CONST_CACHE_PS_15:
1653	case SQ_ALU_CONST_CACHE_VS_0:
1654	case SQ_ALU_CONST_CACHE_VS_1:
1655	case SQ_ALU_CONST_CACHE_VS_2:
1656	case SQ_ALU_CONST_CACHE_VS_3:
1657	case SQ_ALU_CONST_CACHE_VS_4:
1658	case SQ_ALU_CONST_CACHE_VS_5:
1659	case SQ_ALU_CONST_CACHE_VS_6:
1660	case SQ_ALU_CONST_CACHE_VS_7:
1661	case SQ_ALU_CONST_CACHE_VS_8:
1662	case SQ_ALU_CONST_CACHE_VS_9:
1663	case SQ_ALU_CONST_CACHE_VS_10:
1664	case SQ_ALU_CONST_CACHE_VS_11:
1665	case SQ_ALU_CONST_CACHE_VS_12:
1666	case SQ_ALU_CONST_CACHE_VS_13:
1667	case SQ_ALU_CONST_CACHE_VS_14:
1668	case SQ_ALU_CONST_CACHE_VS_15:
1669	case SQ_ALU_CONST_CACHE_HS_0:
1670	case SQ_ALU_CONST_CACHE_HS_1:
1671	case SQ_ALU_CONST_CACHE_HS_2:
1672	case SQ_ALU_CONST_CACHE_HS_3:
1673	case SQ_ALU_CONST_CACHE_HS_4:
1674	case SQ_ALU_CONST_CACHE_HS_5:
1675	case SQ_ALU_CONST_CACHE_HS_6:
1676	case SQ_ALU_CONST_CACHE_HS_7:
1677	case SQ_ALU_CONST_CACHE_HS_8:
1678	case SQ_ALU_CONST_CACHE_HS_9:
1679	case SQ_ALU_CONST_CACHE_HS_10:
1680	case SQ_ALU_CONST_CACHE_HS_11:
1681	case SQ_ALU_CONST_CACHE_HS_12:
1682	case SQ_ALU_CONST_CACHE_HS_13:
1683	case SQ_ALU_CONST_CACHE_HS_14:
1684	case SQ_ALU_CONST_CACHE_HS_15:
1685	case SQ_ALU_CONST_CACHE_LS_0:
1686	case SQ_ALU_CONST_CACHE_LS_1:
1687	case SQ_ALU_CONST_CACHE_LS_2:
1688	case SQ_ALU_CONST_CACHE_LS_3:
1689	case SQ_ALU_CONST_CACHE_LS_4:
1690	case SQ_ALU_CONST_CACHE_LS_5:
1691	case SQ_ALU_CONST_CACHE_LS_6:
1692	case SQ_ALU_CONST_CACHE_LS_7:
1693	case SQ_ALU_CONST_CACHE_LS_8:
1694	case SQ_ALU_CONST_CACHE_LS_9:
1695	case SQ_ALU_CONST_CACHE_LS_10:
1696	case SQ_ALU_CONST_CACHE_LS_11:
1697	case SQ_ALU_CONST_CACHE_LS_12:
1698	case SQ_ALU_CONST_CACHE_LS_13:
1699	case SQ_ALU_CONST_CACHE_LS_14:
1700	case SQ_ALU_CONST_CACHE_LS_15:
1701		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1702		if (r) {
1703			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1704					"0x%04X\n", reg);
1705			return -EINVAL;
1706		}
1707		ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1708		break;
1709	case SX_MEMORY_EXPORT_BASE:
1710		if (p->rdev->family >= CHIP_CAYMAN) {
1711			dev_warn(p->dev, "bad SET_CONFIG_REG "
1712				 "0x%04X\n", reg);
1713			return -EINVAL;
1714		}
1715		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1716		if (r) {
1717			dev_warn(p->dev, "bad SET_CONFIG_REG "
1718					"0x%04X\n", reg);
1719			return -EINVAL;
1720		}
1721		ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1722		break;
1723	case CAYMAN_SX_SCATTER_EXPORT_BASE:
1724		if (p->rdev->family < CHIP_CAYMAN) {
1725			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1726				 "0x%04X\n", reg);
1727			return -EINVAL;
1728		}
1729		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1730		if (r) {
1731			dev_warn(p->dev, "bad SET_CONTEXT_REG "
1732					"0x%04X\n", reg);
1733			return -EINVAL;
1734		}
1735		ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
1736		break;
1737	case SX_MISC:
1738		track->sx_misc_kill_all_prims = (radeon_get_ib_value(p, idx) & 0x1) != 0;
1739		break;
1740	default:
1741		dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx);
1742		return -EINVAL;
1743	}
1744	return 0;
1745}
1746
1747/**
1748 * evergreen_is_safe_reg() - check if register is authorized or not
1749 * @p: parser structure holding parsing context
1750 * @reg: register we are testing
1751 *
1752 * This function will test against reg_safe_bm and return true
1753 * if register is safe or false otherwise.
1754 */
1755static inline bool evergreen_is_safe_reg(struct radeon_cs_parser *p, u32 reg)
1756{
1757	struct evergreen_cs_track *track = p->track;
1758	u32 m, i;
1759
1760	i = (reg >> 7);
1761	if (unlikely(i >= REG_SAFE_BM_SIZE)) {
1762		return false;
1763	}
1764	m = 1 << ((reg >> 2) & 31);
1765	if (!(track->reg_safe_bm[i] & m))
1766		return true;
1767
1768	return false;
1769}
1770
1771static int evergreen_packet3_check(struct radeon_cs_parser *p,
1772				   struct radeon_cs_packet *pkt)
1773{
1774	struct radeon_bo_list *reloc;
1775	struct evergreen_cs_track *track;
1776	uint32_t *ib;
1777	unsigned idx;
1778	unsigned i;
1779	unsigned start_reg, end_reg, reg;
1780	int r;
1781	u32 idx_value;
1782
1783	track = (struct evergreen_cs_track *)p->track;
1784	ib = p->ib.ptr;
1785	idx = pkt->idx + 1;
1786	idx_value = radeon_get_ib_value(p, idx);
1787
1788	switch (pkt->opcode) {
1789	case PACKET3_SET_PREDICATION:
1790	{
1791		int pred_op;
1792		int tmp;
1793		uint64_t offset;
1794
1795		if (pkt->count != 1) {
1796			DRM_ERROR("bad SET PREDICATION\n");
1797			return -EINVAL;
1798		}
1799
1800		tmp = radeon_get_ib_value(p, idx + 1);
1801		pred_op = (tmp >> 16) & 0x7;
1802
1803		/* for the clear predicate operation */
1804		if (pred_op == 0)
1805			return 0;
1806
1807		if (pred_op > 2) {
1808			DRM_ERROR("bad SET PREDICATION operation %d\n", pred_op);
1809			return -EINVAL;
1810		}
1811
1812		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1813		if (r) {
1814			DRM_ERROR("bad SET PREDICATION\n");
1815			return -EINVAL;
1816		}
1817
1818		offset = reloc->gpu_offset +
1819			 (idx_value & 0xfffffff0) +
1820			 ((u64)(tmp & 0xff) << 32);
1821
1822		ib[idx + 0] = offset;
1823		ib[idx + 1] = (tmp & 0xffffff00) | (upper_32_bits(offset) & 0xff);
1824	}
1825	break;
1826	case PACKET3_CONTEXT_CONTROL:
1827		if (pkt->count != 1) {
1828			DRM_ERROR("bad CONTEXT_CONTROL\n");
1829			return -EINVAL;
1830		}
1831		break;
1832	case PACKET3_INDEX_TYPE:
1833	case PACKET3_NUM_INSTANCES:
1834	case PACKET3_CLEAR_STATE:
1835		if (pkt->count) {
1836			DRM_ERROR("bad INDEX_TYPE/NUM_INSTANCES/CLEAR_STATE\n");
1837			return -EINVAL;
1838		}
1839		break;
1840	case CAYMAN_PACKET3_DEALLOC_STATE:
1841		if (p->rdev->family < CHIP_CAYMAN) {
1842			DRM_ERROR("bad PACKET3_DEALLOC_STATE\n");
1843			return -EINVAL;
1844		}
1845		if (pkt->count) {
1846			DRM_ERROR("bad INDEX_TYPE/NUM_INSTANCES/CLEAR_STATE\n");
1847			return -EINVAL;
1848		}
1849		break;
1850	case PACKET3_INDEX_BASE:
1851	{
1852		uint64_t offset;
1853
1854		if (pkt->count != 1) {
1855			DRM_ERROR("bad INDEX_BASE\n");
1856			return -EINVAL;
1857		}
1858		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1859		if (r) {
1860			DRM_ERROR("bad INDEX_BASE\n");
1861			return -EINVAL;
1862		}
1863
1864		offset = reloc->gpu_offset +
1865			 idx_value +
1866			 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32);
1867
1868		ib[idx+0] = offset;
1869		ib[idx+1] = upper_32_bits(offset) & 0xff;
1870
1871		r = evergreen_cs_track_check(p);
1872		if (r) {
1873			dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
1874			return r;
1875		}
1876		break;
1877	}
1878	case PACKET3_INDEX_BUFFER_SIZE:
1879	{
1880		if (pkt->count != 0) {
1881			DRM_ERROR("bad INDEX_BUFFER_SIZE\n");
1882			return -EINVAL;
1883		}
1884		break;
1885	}
1886	case PACKET3_DRAW_INDEX:
1887	{
1888		uint64_t offset;
1889		if (pkt->count != 3) {
1890			DRM_ERROR("bad DRAW_INDEX\n");
1891			return -EINVAL;
1892		}
1893		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1894		if (r) {
1895			DRM_ERROR("bad DRAW_INDEX\n");
1896			return -EINVAL;
1897		}
1898
1899		offset = reloc->gpu_offset +
1900			 idx_value +
1901			 ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32);
1902
1903		ib[idx+0] = offset;
1904		ib[idx+1] = upper_32_bits(offset) & 0xff;
1905
1906		r = evergreen_cs_track_check(p);
1907		if (r) {
1908			dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
1909			return r;
1910		}
1911		break;
1912	}
1913	case PACKET3_DRAW_INDEX_2:
1914	{
1915		uint64_t offset;
1916
1917		if (pkt->count != 4) {
1918			DRM_ERROR("bad DRAW_INDEX_2\n");
1919			return -EINVAL;
1920		}
1921		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
1922		if (r) {
1923			DRM_ERROR("bad DRAW_INDEX_2\n");
1924			return -EINVAL;
1925		}
1926
1927		offset = reloc->gpu_offset +
1928			 radeon_get_ib_value(p, idx+1) +
1929			 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32);
1930
1931		ib[idx+1] = offset;
1932		ib[idx+2] = upper_32_bits(offset) & 0xff;
1933
1934		r = evergreen_cs_track_check(p);
1935		if (r) {
1936			dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
1937			return r;
1938		}
1939		break;
1940	}
1941	case PACKET3_DRAW_INDEX_AUTO:
1942		if (pkt->count != 1) {
1943			DRM_ERROR("bad DRAW_INDEX_AUTO\n");
1944			return -EINVAL;
1945		}
1946		r = evergreen_cs_track_check(p);
1947		if (r) {
1948			dev_warn(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx);
1949			return r;
1950		}
1951		break;
1952	case PACKET3_DRAW_INDEX_MULTI_AUTO:
1953		if (pkt->count != 2) {
1954			DRM_ERROR("bad DRAW_INDEX_MULTI_AUTO\n");
1955			return -EINVAL;
1956		}
1957		r = evergreen_cs_track_check(p);
1958		if (r) {
1959			dev_warn(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx);
1960			return r;
1961		}
1962		break;
1963	case PACKET3_DRAW_INDEX_IMMD:
1964		if (pkt->count < 2) {
1965			DRM_ERROR("bad DRAW_INDEX_IMMD\n");
1966			return -EINVAL;
1967		}
1968		r = evergreen_cs_track_check(p);
1969		if (r) {
1970			dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
1971			return r;
1972		}
1973		break;
1974	case PACKET3_DRAW_INDEX_OFFSET:
1975		if (pkt->count != 2) {
1976			DRM_ERROR("bad DRAW_INDEX_OFFSET\n");
1977			return -EINVAL;
1978		}
1979		r = evergreen_cs_track_check(p);
1980		if (r) {
1981			dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
1982			return r;
1983		}
1984		break;
1985	case PACKET3_DRAW_INDEX_OFFSET_2:
1986		if (pkt->count != 3) {
1987			DRM_ERROR("bad DRAW_INDEX_OFFSET_2\n");
1988			return -EINVAL;
1989		}
1990		r = evergreen_cs_track_check(p);
1991		if (r) {
1992			dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
1993			return r;
1994		}
1995		break;
1996	case PACKET3_SET_BASE:
1997	{
1998		/*
1999		DW 1 HEADER Header of the packet. Shader_Type in bit 1 of the Header will correspond to the shader type of the Load, see Type-3 Packet.
2000		   2 BASE_INDEX Bits [3:0] BASE_INDEX - Base Index specifies which base address is specified in the last two DWs.
2001		     0001: DX11 Draw_Index_Indirect Patch Table Base: Base address for Draw_Index_Indirect data.
2002		   3 ADDRESS_LO Bits [31:3] - Lower bits of QWORD-Aligned Address. Bits [2:0] - Reserved
2003		   4 ADDRESS_HI Bits [31:8] - Reserved. Bits [7:0] - Upper bits of Address [47:32]
2004		*/
2005		if (pkt->count != 2) {
2006			DRM_ERROR("bad SET_BASE\n");
2007			return -EINVAL;
2008		}
2009
2010		/* currently only supporting setting indirect draw buffer base address */
2011		if (idx_value != 1) {
2012			DRM_ERROR("bad SET_BASE\n");
2013			return -EINVAL;
2014		}
2015
2016		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2017		if (r) {
2018			DRM_ERROR("bad SET_BASE\n");
2019			return -EINVAL;
2020		}
2021
2022		track->indirect_draw_buffer_size = radeon_bo_size(reloc->robj);
2023
2024		ib[idx+1] = reloc->gpu_offset;
2025		ib[idx+2] = upper_32_bits(reloc->gpu_offset) & 0xff;
2026
2027		break;
2028	}
2029	case PACKET3_DRAW_INDIRECT:
2030	case PACKET3_DRAW_INDEX_INDIRECT:
2031	{
2032		u64 size = pkt->opcode == PACKET3_DRAW_INDIRECT ? 16 : 20;
2033
2034		/*
2035		DW 1 HEADER
2036		   2 DATA_OFFSET Bits [31:0] + byte aligned offset where the required data structure starts. Bits 1:0 are zero
2037		   3 DRAW_INITIATOR Draw Initiator Register. Written to the VGT_DRAW_INITIATOR register for the assigned context
2038		*/
2039		if (pkt->count != 1) {
2040			DRM_ERROR("bad DRAW_INDIRECT\n");
2041			return -EINVAL;
2042		}
2043
2044		if (idx_value + size > track->indirect_draw_buffer_size) {
2045			dev_warn(p->dev, "DRAW_INDIRECT buffer too small %u + %llu > %lu\n",
2046				idx_value, size, track->indirect_draw_buffer_size);
2047			return -EINVAL;
2048		}
2049
2050		r = evergreen_cs_track_check(p);
2051		if (r) {
2052			dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
2053			return r;
2054		}
2055		break;
2056	}
2057	case PACKET3_DISPATCH_DIRECT:
2058		if (pkt->count != 3) {
2059			DRM_ERROR("bad DISPATCH_DIRECT\n");
2060			return -EINVAL;
2061		}
2062		r = evergreen_cs_track_check(p);
2063		if (r) {
2064			dev_warn(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx);
2065			return r;
2066		}
2067		break;
2068	case PACKET3_DISPATCH_INDIRECT:
2069		if (pkt->count != 1) {
2070			DRM_ERROR("bad DISPATCH_INDIRECT\n");
2071			return -EINVAL;
2072		}
2073		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2074		if (r) {
2075			DRM_ERROR("bad DISPATCH_INDIRECT\n");
2076			return -EINVAL;
2077		}
2078		ib[idx+0] = idx_value + (u32)(reloc->gpu_offset & 0xffffffff);
2079		r = evergreen_cs_track_check(p);
2080		if (r) {
2081			dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__);
2082			return r;
2083		}
2084		break;
2085	case PACKET3_WAIT_REG_MEM:
2086		if (pkt->count != 5) {
2087			DRM_ERROR("bad WAIT_REG_MEM\n");
2088			return -EINVAL;
2089		}
2090		/* bit 4 is reg (0) or mem (1) */
2091		if (idx_value & 0x10) {
2092			uint64_t offset;
2093
2094			r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2095			if (r) {
2096				DRM_ERROR("bad WAIT_REG_MEM\n");
2097				return -EINVAL;
2098			}
2099
2100			offset = reloc->gpu_offset +
2101				 (radeon_get_ib_value(p, idx+1) & 0xfffffffc) +
2102				 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32);
2103
2104			ib[idx+1] = (ib[idx+1] & 0x3) | (offset & 0xfffffffc);
2105			ib[idx+2] = upper_32_bits(offset) & 0xff;
2106		} else if (idx_value & 0x100) {
2107			DRM_ERROR("cannot use PFP on REG wait\n");
2108			return -EINVAL;
2109		}
2110		break;
2111	case PACKET3_CP_DMA:
2112	{
2113		u32 command, size, info;
2114		u64 offset, tmp;
2115		if (pkt->count != 4) {
2116			DRM_ERROR("bad CP DMA\n");
2117			return -EINVAL;
2118		}
2119		command = radeon_get_ib_value(p, idx+4);
2120		size = command & 0x1fffff;
2121		info = radeon_get_ib_value(p, idx+1);
2122		if ((((info & 0x60000000) >> 29) != 0) || /* src = GDS or DATA */
2123		    (((info & 0x00300000) >> 20) != 0) || /* dst = GDS */
2124		    ((((info & 0x00300000) >> 20) == 0) &&
2125		     (command & PACKET3_CP_DMA_CMD_DAS)) || /* dst = register */
2126		    ((((info & 0x60000000) >> 29) == 0) &&
2127		     (command & PACKET3_CP_DMA_CMD_SAS))) { /* src = register */
2128			/* non mem to mem copies requires dw aligned count */
2129			if (size % 4) {
2130				DRM_ERROR("CP DMA command requires dw count alignment\n");
2131				return -EINVAL;
2132			}
2133		}
2134		if (command & PACKET3_CP_DMA_CMD_SAS) {
2135			/* src address space is register */
2136			/* GDS is ok */
2137			if (((info & 0x60000000) >> 29) != 1) {
2138				DRM_ERROR("CP DMA SAS not supported\n");
2139				return -EINVAL;
2140			}
2141		} else {
2142			if (command & PACKET3_CP_DMA_CMD_SAIC) {
2143				DRM_ERROR("CP DMA SAIC only supported for registers\n");
2144				return -EINVAL;
2145			}
2146			/* src address space is memory */
2147			if (((info & 0x60000000) >> 29) == 0) {
2148				r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2149				if (r) {
2150					DRM_ERROR("bad CP DMA SRC\n");
2151					return -EINVAL;
2152				}
2153
2154				tmp = radeon_get_ib_value(p, idx) +
2155					((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32);
2156
2157				offset = reloc->gpu_offset + tmp;
2158
2159				if ((tmp + size) > radeon_bo_size(reloc->robj)) {
2160					dev_warn(p->dev, "CP DMA src buffer too small (%llu %lu)\n",
2161						 tmp + size, radeon_bo_size(reloc->robj));
2162					return -EINVAL;
2163				}
2164
2165				ib[idx] = offset;
2166				ib[idx+1] = (ib[idx+1] & 0xffffff00) | (upper_32_bits(offset) & 0xff);
2167			} else if (((info & 0x60000000) >> 29) != 2) {
2168				DRM_ERROR("bad CP DMA SRC_SEL\n");
2169				return -EINVAL;
2170			}
2171		}
2172		if (command & PACKET3_CP_DMA_CMD_DAS) {
2173			/* dst address space is register */
2174			/* GDS is ok */
2175			if (((info & 0x00300000) >> 20) != 1) {
2176				DRM_ERROR("CP DMA DAS not supported\n");
2177				return -EINVAL;
2178			}
2179		} else {
2180			/* dst address space is memory */
2181			if (command & PACKET3_CP_DMA_CMD_DAIC) {
2182				DRM_ERROR("CP DMA DAIC only supported for registers\n");
2183				return -EINVAL;
2184			}
2185			if (((info & 0x00300000) >> 20) == 0) {
2186				r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2187				if (r) {
2188					DRM_ERROR("bad CP DMA DST\n");
2189					return -EINVAL;
2190				}
2191
2192				tmp = radeon_get_ib_value(p, idx+2) +
2193					((u64)(radeon_get_ib_value(p, idx+3) & 0xff) << 32);
2194
2195				offset = reloc->gpu_offset + tmp;
2196
2197				if ((tmp + size) > radeon_bo_size(reloc->robj)) {
2198					dev_warn(p->dev, "CP DMA dst buffer too small (%llu %lu)\n",
2199						 tmp + size, radeon_bo_size(reloc->robj));
2200					return -EINVAL;
2201				}
2202
2203				ib[idx+2] = offset;
2204				ib[idx+3] = upper_32_bits(offset) & 0xff;
2205			} else {
2206				DRM_ERROR("bad CP DMA DST_SEL\n");
2207				return -EINVAL;
2208			}
2209		}
2210		break;
2211	}
2212	case PACKET3_PFP_SYNC_ME:
2213		if (pkt->count) {
2214			DRM_ERROR("bad PFP_SYNC_ME\n");
2215			return -EINVAL;
2216		}
2217		break;
2218	case PACKET3_SURFACE_SYNC:
2219		if (pkt->count != 3) {
2220			DRM_ERROR("bad SURFACE_SYNC\n");
2221			return -EINVAL;
2222		}
2223		/* 0xffffffff/0x0 is flush all cache flag */
2224		if (radeon_get_ib_value(p, idx + 1) != 0xffffffff ||
2225		    radeon_get_ib_value(p, idx + 2) != 0) {
2226			r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2227			if (r) {
2228				DRM_ERROR("bad SURFACE_SYNC\n");
2229				return -EINVAL;
2230			}
2231			ib[idx+2] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
2232		}
2233		break;
2234	case PACKET3_EVENT_WRITE:
2235		if (pkt->count != 2 && pkt->count != 0) {
2236			DRM_ERROR("bad EVENT_WRITE\n");
2237			return -EINVAL;
2238		}
2239		if (pkt->count) {
2240			uint64_t offset;
2241
2242			r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2243			if (r) {
2244				DRM_ERROR("bad EVENT_WRITE\n");
2245				return -EINVAL;
2246			}
2247			offset = reloc->gpu_offset +
2248				 (radeon_get_ib_value(p, idx+1) & 0xfffffff8) +
2249				 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32);
2250
2251			ib[idx+1] = offset & 0xfffffff8;
2252			ib[idx+2] = upper_32_bits(offset) & 0xff;
2253		}
2254		break;
2255	case PACKET3_EVENT_WRITE_EOP:
2256	{
2257		uint64_t offset;
2258
2259		if (pkt->count != 4) {
2260			DRM_ERROR("bad EVENT_WRITE_EOP\n");
2261			return -EINVAL;
2262		}
2263		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2264		if (r) {
2265			DRM_ERROR("bad EVENT_WRITE_EOP\n");
2266			return -EINVAL;
2267		}
2268
2269		offset = reloc->gpu_offset +
2270			 (radeon_get_ib_value(p, idx+1) & 0xfffffffc) +
2271			 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32);
2272
2273		ib[idx+1] = offset & 0xfffffffc;
2274		ib[idx+2] = (ib[idx+2] & 0xffffff00) | (upper_32_bits(offset) & 0xff);
2275		break;
2276	}
2277	case PACKET3_EVENT_WRITE_EOS:
2278	{
2279		uint64_t offset;
2280
2281		if (pkt->count != 3) {
2282			DRM_ERROR("bad EVENT_WRITE_EOS\n");
2283			return -EINVAL;
2284		}
2285		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2286		if (r) {
2287			DRM_ERROR("bad EVENT_WRITE_EOS\n");
2288			return -EINVAL;
2289		}
2290
2291		offset = reloc->gpu_offset +
2292			 (radeon_get_ib_value(p, idx+1) & 0xfffffffc) +
2293			 ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32);
2294
2295		ib[idx+1] = offset & 0xfffffffc;
2296		ib[idx+2] = (ib[idx+2] & 0xffffff00) | (upper_32_bits(offset) & 0xff);
2297		break;
2298	}
2299	case PACKET3_SET_CONFIG_REG:
2300		start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_START;
2301		end_reg = 4 * pkt->count + start_reg - 4;
2302		if ((start_reg < PACKET3_SET_CONFIG_REG_START) ||
2303		    (start_reg >= PACKET3_SET_CONFIG_REG_END) ||
2304		    (end_reg >= PACKET3_SET_CONFIG_REG_END)) {
2305			DRM_ERROR("bad PACKET3_SET_CONFIG_REG\n");
2306			return -EINVAL;
2307		}
2308		for (reg = start_reg, idx++; reg <= end_reg; reg += 4, idx++) {
2309			if (evergreen_is_safe_reg(p, reg))
2310				continue;
2311			r = evergreen_cs_handle_reg(p, reg, idx);
2312			if (r)
2313				return r;
2314		}
2315		break;
2316	case PACKET3_SET_CONTEXT_REG:
2317		start_reg = (idx_value << 2) + PACKET3_SET_CONTEXT_REG_START;
2318		end_reg = 4 * pkt->count + start_reg - 4;
2319		if ((start_reg < PACKET3_SET_CONTEXT_REG_START) ||
2320		    (start_reg >= PACKET3_SET_CONTEXT_REG_END) ||
2321		    (end_reg >= PACKET3_SET_CONTEXT_REG_END)) {
2322			DRM_ERROR("bad PACKET3_SET_CONTEXT_REG\n");
2323			return -EINVAL;
2324		}
2325		for (reg = start_reg, idx++; reg <= end_reg; reg += 4, idx++) {
2326			if (evergreen_is_safe_reg(p, reg))
2327				continue;
2328			r = evergreen_cs_handle_reg(p, reg, idx);
2329			if (r)
2330				return r;
2331		}
2332		break;
2333	case PACKET3_SET_RESOURCE:
2334		if (pkt->count % 8) {
2335			DRM_ERROR("bad SET_RESOURCE\n");
2336			return -EINVAL;
2337		}
2338		start_reg = (idx_value << 2) + PACKET3_SET_RESOURCE_START;
2339		end_reg = 4 * pkt->count + start_reg - 4;
2340		if ((start_reg < PACKET3_SET_RESOURCE_START) ||
2341		    (start_reg >= PACKET3_SET_RESOURCE_END) ||
2342		    (end_reg >= PACKET3_SET_RESOURCE_END)) {
2343			DRM_ERROR("bad SET_RESOURCE\n");
2344			return -EINVAL;
2345		}
2346		for (i = 0; i < (pkt->count / 8); i++) {
2347			struct radeon_bo *texture, *mipmap;
2348			u32 toffset, moffset;
2349			u32 size, offset, mip_address, tex_dim;
2350
2351			switch (G__SQ_CONSTANT_TYPE(radeon_get_ib_value(p, idx+1+(i*8)+7))) {
2352			case SQ_TEX_VTX_VALID_TEXTURE:
2353				/* tex base */
2354				r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2355				if (r) {
2356					DRM_ERROR("bad SET_RESOURCE (tex)\n");
2357					return -EINVAL;
2358				}
2359				if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
2360					ib[idx+1+(i*8)+1] |=
2361						TEX_ARRAY_MODE(evergreen_cs_get_aray_mode(reloc->tiling_flags));
2362					if (reloc->tiling_flags & RADEON_TILING_MACRO) {
2363						unsigned bankw, bankh, mtaspect, tile_split;
2364
2365						evergreen_tiling_fields(reloc->tiling_flags,
2366									&bankw, &bankh, &mtaspect,
2367									&tile_split);
2368						ib[idx+1+(i*8)+6] |= TEX_TILE_SPLIT(tile_split);
2369						ib[idx+1+(i*8)+7] |=
2370							TEX_BANK_WIDTH(bankw) |
2371							TEX_BANK_HEIGHT(bankh) |
2372							MACRO_TILE_ASPECT(mtaspect) |
2373							TEX_NUM_BANKS(evergreen_cs_get_num_banks(track->nbanks));
2374					}
2375				}
2376				texture = reloc->robj;
2377				toffset = (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
2378
2379				/* tex mip base */
2380				tex_dim = ib[idx+1+(i*8)+0] & 0x7;
2381				mip_address = ib[idx+1+(i*8)+3];
2382
2383				if ((tex_dim == SQ_TEX_DIM_2D_MSAA || tex_dim == SQ_TEX_DIM_2D_ARRAY_MSAA) &&
2384				    !mip_address &&
2385				    !radeon_cs_packet_next_is_pkt3_nop(p)) {
2386					/* MIP_ADDRESS should point to FMASK for an MSAA texture.
2387					 * It should be 0 if FMASK is disabled. */
2388					moffset = 0;
2389					mipmap = NULL;
2390				} else {
2391					r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2392					if (r) {
2393						DRM_ERROR("bad SET_RESOURCE (tex)\n");
2394						return -EINVAL;
2395					}
2396					moffset = (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
2397					mipmap = reloc->robj;
2398				}
2399
2400				r = evergreen_cs_track_validate_texture(p, texture, mipmap, idx+1+(i*8));
2401				if (r)
2402					return r;
2403				ib[idx+1+(i*8)+2] += toffset;
2404				ib[idx+1+(i*8)+3] += moffset;
2405				break;
2406			case SQ_TEX_VTX_VALID_BUFFER:
2407			{
2408				uint64_t offset64;
2409				/* vtx base */
2410				r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2411				if (r) {
2412					DRM_ERROR("bad SET_RESOURCE (vtx)\n");
2413					return -EINVAL;
2414				}
2415				offset = radeon_get_ib_value(p, idx+1+(i*8)+0);
2416				size = radeon_get_ib_value(p, idx+1+(i*8)+1);
2417				if (p->rdev && (size + offset) > radeon_bo_size(reloc->robj)) {
2418					/* force size to size of the buffer */
2419					dev_warn_ratelimited(p->dev, "vbo resource seems too big for the bo\n");
2420					ib[idx+1+(i*8)+1] = radeon_bo_size(reloc->robj) - offset;
2421				}
2422
2423				offset64 = reloc->gpu_offset + offset;
2424				ib[idx+1+(i*8)+0] = offset64;
2425				ib[idx+1+(i*8)+2] = (ib[idx+1+(i*8)+2] & 0xffffff00) |
2426						    (upper_32_bits(offset64) & 0xff);
2427				break;
2428			}
2429			case SQ_TEX_VTX_INVALID_TEXTURE:
2430			case SQ_TEX_VTX_INVALID_BUFFER:
2431			default:
2432				DRM_ERROR("bad SET_RESOURCE\n");
2433				return -EINVAL;
2434			}
2435		}
2436		break;
2437	case PACKET3_SET_ALU_CONST:
2438		/* XXX fix me ALU const buffers only */
2439		break;
2440	case PACKET3_SET_BOOL_CONST:
2441		start_reg = (idx_value << 2) + PACKET3_SET_BOOL_CONST_START;
2442		end_reg = 4 * pkt->count + start_reg - 4;
2443		if ((start_reg < PACKET3_SET_BOOL_CONST_START) ||
2444		    (start_reg >= PACKET3_SET_BOOL_CONST_END) ||
2445		    (end_reg >= PACKET3_SET_BOOL_CONST_END)) {
2446			DRM_ERROR("bad SET_BOOL_CONST\n");
2447			return -EINVAL;
2448		}
2449		break;
2450	case PACKET3_SET_LOOP_CONST:
2451		start_reg = (idx_value << 2) + PACKET3_SET_LOOP_CONST_START;
2452		end_reg = 4 * pkt->count + start_reg - 4;
2453		if ((start_reg < PACKET3_SET_LOOP_CONST_START) ||
2454		    (start_reg >= PACKET3_SET_LOOP_CONST_END) ||
2455		    (end_reg >= PACKET3_SET_LOOP_CONST_END)) {
2456			DRM_ERROR("bad SET_LOOP_CONST\n");
2457			return -EINVAL;
2458		}
2459		break;
2460	case PACKET3_SET_CTL_CONST:
2461		start_reg = (idx_value << 2) + PACKET3_SET_CTL_CONST_START;
2462		end_reg = 4 * pkt->count + start_reg - 4;
2463		if ((start_reg < PACKET3_SET_CTL_CONST_START) ||
2464		    (start_reg >= PACKET3_SET_CTL_CONST_END) ||
2465		    (end_reg >= PACKET3_SET_CTL_CONST_END)) {
2466			DRM_ERROR("bad SET_CTL_CONST\n");
2467			return -EINVAL;
2468		}
2469		break;
2470	case PACKET3_SET_SAMPLER:
2471		if (pkt->count % 3) {
2472			DRM_ERROR("bad SET_SAMPLER\n");
2473			return -EINVAL;
2474		}
2475		start_reg = (idx_value << 2) + PACKET3_SET_SAMPLER_START;
2476		end_reg = 4 * pkt->count + start_reg - 4;
2477		if ((start_reg < PACKET3_SET_SAMPLER_START) ||
2478		    (start_reg >= PACKET3_SET_SAMPLER_END) ||
2479		    (end_reg >= PACKET3_SET_SAMPLER_END)) {
2480			DRM_ERROR("bad SET_SAMPLER\n");
2481			return -EINVAL;
2482		}
2483		break;
2484	case PACKET3_STRMOUT_BUFFER_UPDATE:
2485		if (pkt->count != 4) {
2486			DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (invalid count)\n");
2487			return -EINVAL;
2488		}
2489		/* Updating memory at DST_ADDRESS. */
2490		if (idx_value & 0x1) {
2491			u64 offset;
2492			r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2493			if (r) {
2494				DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (missing dst reloc)\n");
2495				return -EINVAL;
2496			}
2497			offset = radeon_get_ib_value(p, idx+1);
2498			offset += ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32;
2499			if ((offset + 4) > radeon_bo_size(reloc->robj)) {
2500				DRM_ERROR("bad STRMOUT_BUFFER_UPDATE dst bo too small: 0x%llx, 0x%lx\n",
2501					  offset + 4, radeon_bo_size(reloc->robj));
2502				return -EINVAL;
2503			}
2504			offset += reloc->gpu_offset;
2505			ib[idx+1] = offset;
2506			ib[idx+2] = upper_32_bits(offset) & 0xff;
2507		}
2508		/* Reading data from SRC_ADDRESS. */
2509		if (((idx_value >> 1) & 0x3) == 2) {
2510			u64 offset;
2511			r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2512			if (r) {
2513				DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (missing src reloc)\n");
2514				return -EINVAL;
2515			}
2516			offset = radeon_get_ib_value(p, idx+3);
2517			offset += ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32;
2518			if ((offset + 4) > radeon_bo_size(reloc->robj)) {
2519				DRM_ERROR("bad STRMOUT_BUFFER_UPDATE src bo too small: 0x%llx, 0x%lx\n",
2520					  offset + 4, radeon_bo_size(reloc->robj));
2521				return -EINVAL;
2522			}
2523			offset += reloc->gpu_offset;
2524			ib[idx+3] = offset;
2525			ib[idx+4] = upper_32_bits(offset) & 0xff;
2526		}
2527		break;
2528	case PACKET3_MEM_WRITE:
2529	{
2530		u64 offset;
2531
2532		if (pkt->count != 3) {
2533			DRM_ERROR("bad MEM_WRITE (invalid count)\n");
2534			return -EINVAL;
2535		}
2536		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2537		if (r) {
2538			DRM_ERROR("bad MEM_WRITE (missing reloc)\n");
2539			return -EINVAL;
2540		}
2541		offset = radeon_get_ib_value(p, idx+0);
2542		offset += ((u64)(radeon_get_ib_value(p, idx+1) & 0xff)) << 32UL;
2543		if (offset & 0x7) {
2544			DRM_ERROR("bad MEM_WRITE (address not qwords aligned)\n");
2545			return -EINVAL;
2546		}
2547		if ((offset + 8) > radeon_bo_size(reloc->robj)) {
2548			DRM_ERROR("bad MEM_WRITE bo too small: 0x%llx, 0x%lx\n",
2549				  offset + 8, radeon_bo_size(reloc->robj));
2550			return -EINVAL;
2551		}
2552		offset += reloc->gpu_offset;
2553		ib[idx+0] = offset;
2554		ib[idx+1] = upper_32_bits(offset) & 0xff;
2555		break;
2556	}
2557	case PACKET3_COPY_DW:
2558		if (pkt->count != 4) {
2559			DRM_ERROR("bad COPY_DW (invalid count)\n");
2560			return -EINVAL;
2561		}
2562		if (idx_value & 0x1) {
2563			u64 offset;
2564			/* SRC is memory. */
2565			r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2566			if (r) {
2567				DRM_ERROR("bad COPY_DW (missing src reloc)\n");
2568				return -EINVAL;
2569			}
2570			offset = radeon_get_ib_value(p, idx+1);
2571			offset += ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32;
2572			if ((offset + 4) > radeon_bo_size(reloc->robj)) {
2573				DRM_ERROR("bad COPY_DW src bo too small: 0x%llx, 0x%lx\n",
2574					  offset + 4, radeon_bo_size(reloc->robj));
2575				return -EINVAL;
2576			}
2577			offset += reloc->gpu_offset;
2578			ib[idx+1] = offset;
2579			ib[idx+2] = upper_32_bits(offset) & 0xff;
2580		} else {
2581			/* SRC is a reg. */
2582			reg = radeon_get_ib_value(p, idx+1) << 2;
2583			if (!evergreen_is_safe_reg(p, reg)) {
2584				dev_warn(p->dev, "forbidden register 0x%08x at %d\n",
2585					 reg, idx + 1);
2586				return -EINVAL;
2587			}
2588		}
2589		if (idx_value & 0x2) {
2590			u64 offset;
2591			/* DST is memory. */
2592			r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2593			if (r) {
2594				DRM_ERROR("bad COPY_DW (missing dst reloc)\n");
2595				return -EINVAL;
2596			}
2597			offset = radeon_get_ib_value(p, idx+3);
2598			offset += ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32;
2599			if ((offset + 4) > radeon_bo_size(reloc->robj)) {
2600				DRM_ERROR("bad COPY_DW dst bo too small: 0x%llx, 0x%lx\n",
2601					  offset + 4, radeon_bo_size(reloc->robj));
2602				return -EINVAL;
2603			}
2604			offset += reloc->gpu_offset;
2605			ib[idx+3] = offset;
2606			ib[idx+4] = upper_32_bits(offset) & 0xff;
2607		} else {
2608			/* DST is a reg. */
2609			reg = radeon_get_ib_value(p, idx+3) << 2;
2610			if (!evergreen_is_safe_reg(p, reg)) {
2611				dev_warn(p->dev, "forbidden register 0x%08x at %d\n",
2612					 reg, idx + 3);
2613				return -EINVAL;
2614			}
2615		}
2616		break;
2617	case PACKET3_SET_APPEND_CNT:
2618	{
2619		uint32_t areg;
2620		uint32_t allowed_reg_base;
2621		uint32_t source_sel;
2622		if (pkt->count != 2) {
2623			DRM_ERROR("bad SET_APPEND_CNT (invalid count)\n");
2624			return -EINVAL;
2625		}
2626
2627		allowed_reg_base = GDS_APPEND_COUNT_0;
2628		allowed_reg_base -= PACKET3_SET_CONTEXT_REG_START;
2629		allowed_reg_base >>= 2;
2630
2631		areg = idx_value >> 16;
2632		if (areg < allowed_reg_base || areg > (allowed_reg_base + 11)) {
2633			dev_warn(p->dev, "forbidden register for append cnt 0x%08x at %d\n",
2634				 areg, idx);
2635			return -EINVAL;
2636		}
2637
2638		source_sel = G_PACKET3_SET_APPEND_CNT_SRC_SELECT(idx_value);
2639		if (source_sel == PACKET3_SAC_SRC_SEL_MEM) {
2640			uint64_t offset;
2641			uint32_t swap;
2642			r = radeon_cs_packet_next_reloc(p, &reloc, 0);
2643			if (r) {
2644				DRM_ERROR("bad SET_APPEND_CNT (missing reloc)\n");
2645				return -EINVAL;
2646			}
2647			offset = radeon_get_ib_value(p, idx + 1);
2648			swap = offset & 0x3;
2649			offset &= ~0x3;
2650
2651			offset += ((u64)(radeon_get_ib_value(p, idx + 2) & 0xff)) << 32;
2652
2653			offset += reloc->gpu_offset;
2654			ib[idx+1] = (offset & 0xfffffffc) | swap;
2655			ib[idx+2] = upper_32_bits(offset) & 0xff;
2656		} else {
2657			DRM_ERROR("bad SET_APPEND_CNT (unsupported operation)\n");
2658			return -EINVAL;
2659		}
2660		break;
2661	}
2662	case PACKET3_NOP:
2663		break;
2664	default:
2665		DRM_ERROR("Packet3 opcode %x not supported\n", pkt->opcode);
2666		return -EINVAL;
2667	}
2668	return 0;
2669}
2670
2671int evergreen_cs_parse(struct radeon_cs_parser *p)
2672{
2673	struct radeon_cs_packet pkt;
2674	struct evergreen_cs_track *track;
2675	u32 tmp;
2676	int r;
2677
2678	if (p->track == NULL) {
2679		/* initialize tracker, we are in kms */
2680		track = kzalloc(sizeof(*track), GFP_KERNEL);
2681		if (track == NULL)
2682			return -ENOMEM;
2683		evergreen_cs_track_init(track);
2684		if (p->rdev->family >= CHIP_CAYMAN) {
2685			tmp = p->rdev->config.cayman.tile_config;
2686			track->reg_safe_bm = cayman_reg_safe_bm;
2687		} else {
2688			tmp = p->rdev->config.evergreen.tile_config;
2689			track->reg_safe_bm = evergreen_reg_safe_bm;
2690		}
2691		BUILD_BUG_ON(ARRAY_SIZE(cayman_reg_safe_bm) != REG_SAFE_BM_SIZE);
2692		BUILD_BUG_ON(ARRAY_SIZE(evergreen_reg_safe_bm) != REG_SAFE_BM_SIZE);
2693		switch (tmp & 0xf) {
2694		case 0:
2695			track->npipes = 1;
2696			break;
2697		case 1:
2698		default:
2699			track->npipes = 2;
2700			break;
2701		case 2:
2702			track->npipes = 4;
2703			break;
2704		case 3:
2705			track->npipes = 8;
2706			break;
2707		}
2708
2709		switch ((tmp & 0xf0) >> 4) {
2710		case 0:
2711			track->nbanks = 4;
2712			break;
2713		case 1:
2714		default:
2715			track->nbanks = 8;
2716			break;
2717		case 2:
2718			track->nbanks = 16;
2719			break;
2720		}
2721
2722		switch ((tmp & 0xf00) >> 8) {
2723		case 0:
2724			track->group_size = 256;
2725			break;
2726		case 1:
2727		default:
2728			track->group_size = 512;
2729			break;
2730		}
2731
2732		switch ((tmp & 0xf000) >> 12) {
2733		case 0:
2734			track->row_size = 1;
2735			break;
2736		case 1:
2737		default:
2738			track->row_size = 2;
2739			break;
2740		case 2:
2741			track->row_size = 4;
2742			break;
2743		}
2744
2745		p->track = track;
2746	}
2747	do {
2748		r = radeon_cs_packet_parse(p, &pkt, p->idx);
2749		if (r) {
2750			kfree(p->track);
2751			p->track = NULL;
2752			return r;
2753		}
2754		p->idx += pkt.count + 2;
2755		switch (pkt.type) {
2756		case RADEON_PACKET_TYPE0:
2757			r = evergreen_cs_parse_packet0(p, &pkt);
2758			break;
2759		case RADEON_PACKET_TYPE2:
2760			break;
2761		case RADEON_PACKET_TYPE3:
2762			r = evergreen_packet3_check(p, &pkt);
2763			break;
2764		default:
2765			DRM_ERROR("Unknown packet type %d !\n", pkt.type);
2766			kfree(p->track);
2767			p->track = NULL;
2768			return -EINVAL;
2769		}
2770		if (r) {
2771			kfree(p->track);
2772			p->track = NULL;
2773			return r;
2774		}
2775	} while (p->idx < p->chunk_ib->length_dw);
2776#if 0
2777	for (r = 0; r < p->ib.length_dw; r++) {
2778		pr_info("%05d  0x%08X\n", r, p->ib.ptr[r]);
2779		mdelay(1);
2780	}
2781#endif
2782	kfree(p->track);
2783	p->track = NULL;
2784	return 0;
2785}
2786
2787/**
2788 * evergreen_dma_cs_parse() - parse the DMA IB
2789 * @p:		parser structure holding parsing context.
2790 *
2791 * Parses the DMA IB from the CS ioctl and updates
2792 * the GPU addresses based on the reloc information and
2793 * checks for errors. (Evergreen-Cayman)
2794 * Returns 0 for success and an error on failure.
2795 **/
2796int evergreen_dma_cs_parse(struct radeon_cs_parser *p)
2797{
2798	struct radeon_cs_chunk *ib_chunk = p->chunk_ib;
2799	struct radeon_bo_list *src_reloc, *dst_reloc, *dst2_reloc;
2800	u32 header, cmd, count, sub_cmd;
2801	uint32_t *ib = p->ib.ptr;
2802	u32 idx;
2803	u64 src_offset, dst_offset, dst2_offset;
2804	int r;
2805
2806	do {
2807		if (p->idx >= ib_chunk->length_dw) {
2808			DRM_ERROR("Can not parse packet at %d after CS end %d !\n",
2809				  p->idx, ib_chunk->length_dw);
2810			return -EINVAL;
2811		}
2812		idx = p->idx;
2813		header = radeon_get_ib_value(p, idx);
2814		cmd = GET_DMA_CMD(header);
2815		count = GET_DMA_COUNT(header);
2816		sub_cmd = GET_DMA_SUB_CMD(header);
2817
2818		switch (cmd) {
2819		case DMA_PACKET_WRITE:
2820			r = r600_dma_cs_next_reloc(p, &dst_reloc);
2821			if (r) {
2822				DRM_ERROR("bad DMA_PACKET_WRITE\n");
2823				return -EINVAL;
2824			}
2825			switch (sub_cmd) {
2826			/* tiled */
2827			case 8:
2828				dst_offset = radeon_get_ib_value(p, idx+1);
2829				dst_offset <<= 8;
2830
2831				ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8);
2832				p->idx += count + 7;
2833				break;
2834			/* linear */
2835			case 0:
2836				dst_offset = radeon_get_ib_value(p, idx+1);
2837				dst_offset |= ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32;
2838
2839				ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
2840				ib[idx+2] += upper_32_bits(dst_reloc->gpu_offset) & 0xff;
2841				p->idx += count + 3;
2842				break;
2843			default:
2844				DRM_ERROR("bad DMA_PACKET_WRITE [%6d] 0x%08x sub cmd is not 0 or 8\n", idx, header);
2845				return -EINVAL;
2846			}
2847			if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
2848				dev_warn(p->dev, "DMA write buffer too small (%llu %lu)\n",
2849					 dst_offset, radeon_bo_size(dst_reloc->robj));
2850				return -EINVAL;
2851			}
2852			break;
2853		case DMA_PACKET_COPY:
2854			r = r600_dma_cs_next_reloc(p, &src_reloc);
2855			if (r) {
2856				DRM_ERROR("bad DMA_PACKET_COPY\n");
2857				return -EINVAL;
2858			}
2859			r = r600_dma_cs_next_reloc(p, &dst_reloc);
2860			if (r) {
2861				DRM_ERROR("bad DMA_PACKET_COPY\n");
2862				return -EINVAL;
2863			}
2864			switch (sub_cmd) {
2865			/* Copy L2L, DW aligned */
2866			case 0x00:
2867				/* L2L, dw */
2868				src_offset = radeon_get_ib_value(p, idx+2);
2869				src_offset |= ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32;
2870				dst_offset = radeon_get_ib_value(p, idx+1);
2871				dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0xff)) << 32;
2872				if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) {
2873					dev_warn(p->dev, "DMA L2L, dw src buffer too small (%llu %lu)\n",
2874							src_offset + (count * 4), radeon_bo_size(src_reloc->robj));
2875					return -EINVAL;
2876				}
2877				if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
2878					dev_warn(p->dev, "DMA L2L, dw dst buffer too small (%llu %lu)\n",
2879							dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
2880					return -EINVAL;
2881				}
2882				ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
2883				ib[idx+2] += (u32)(src_reloc->gpu_offset & 0xfffffffc);
2884				ib[idx+3] += upper_32_bits(dst_reloc->gpu_offset) & 0xff;
2885				ib[idx+4] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
2886				p->idx += 5;
2887				break;
2888			/* Copy L2T/T2L */
2889			case 0x08:
2890				/* detile bit */
2891				if (radeon_get_ib_value(p, idx + 2) & (1 << 31)) {
2892					/* tiled src, linear dst */
2893					src_offset = radeon_get_ib_value(p, idx+1);
2894					src_offset <<= 8;
2895					ib[idx+1] += (u32)(src_reloc->gpu_offset >> 8);
2896
2897					dst_offset = radeon_get_ib_value(p, idx + 7);
2898					dst_offset |= ((u64)(radeon_get_ib_value(p, idx+8) & 0xff)) << 32;
2899					ib[idx+7] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
2900					ib[idx+8] += upper_32_bits(dst_reloc->gpu_offset) & 0xff;
2901				} else {
2902					/* linear src, tiled dst */
2903					src_offset = radeon_get_ib_value(p, idx+7);
2904					src_offset |= ((u64)(radeon_get_ib_value(p, idx+8) & 0xff)) << 32;
2905					ib[idx+7] += (u32)(src_reloc->gpu_offset & 0xfffffffc);
2906					ib[idx+8] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
2907
2908					dst_offset = radeon_get_ib_value(p, idx+1);
2909					dst_offset <<= 8;
2910					ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8);
2911				}
2912				if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) {
2913					dev_warn(p->dev, "DMA L2T, src buffer too small (%llu %lu)\n",
2914							src_offset + (count * 4), radeon_bo_size(src_reloc->robj));
2915					return -EINVAL;
2916				}
2917				if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
2918					dev_warn(p->dev, "DMA L2T, dst buffer too small (%llu %lu)\n",
2919							dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
2920					return -EINVAL;
2921				}
2922				p->idx += 9;
2923				break;
2924			/* Copy L2L, byte aligned */
2925			case 0x40:
2926				/* L2L, byte */
2927				src_offset = radeon_get_ib_value(p, idx+2);
2928				src_offset |= ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32;
2929				dst_offset = radeon_get_ib_value(p, idx+1);
2930				dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0xff)) << 32;
2931				if ((src_offset + count) > radeon_bo_size(src_reloc->robj)) {
2932					dev_warn(p->dev, "DMA L2L, byte src buffer too small (%llu %lu)\n",
2933							src_offset + count, radeon_bo_size(src_reloc->robj));
2934					return -EINVAL;
2935				}
2936				if ((dst_offset + count) > radeon_bo_size(dst_reloc->robj)) {
2937					dev_warn(p->dev, "DMA L2L, byte dst buffer too small (%llu %lu)\n",
2938							dst_offset + count, radeon_bo_size(dst_reloc->robj));
2939					return -EINVAL;
2940				}
2941				ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xffffffff);
2942				ib[idx+2] += (u32)(src_reloc->gpu_offset & 0xffffffff);
2943				ib[idx+3] += upper_32_bits(dst_reloc->gpu_offset) & 0xff;
2944				ib[idx+4] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
2945				p->idx += 5;
2946				break;
2947			/* Copy L2L, partial */
2948			case 0x41:
2949				/* L2L, partial */
2950				if (p->family < CHIP_CAYMAN) {
2951					DRM_ERROR("L2L Partial is cayman only !\n");
2952					return -EINVAL;
2953				}
2954				ib[idx+1] += (u32)(src_reloc->gpu_offset & 0xffffffff);
2955				ib[idx+2] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
2956				ib[idx+4] += (u32)(dst_reloc->gpu_offset & 0xffffffff);
2957				ib[idx+5] += upper_32_bits(dst_reloc->gpu_offset) & 0xff;
2958
2959				p->idx += 9;
2960				break;
2961			/* Copy L2L, DW aligned, broadcast */
2962			case 0x44:
2963				/* L2L, dw, broadcast */
2964				r = r600_dma_cs_next_reloc(p, &dst2_reloc);
2965				if (r) {
2966					DRM_ERROR("bad L2L, dw, broadcast DMA_PACKET_COPY\n");
2967					return -EINVAL;
2968				}
2969				dst_offset = radeon_get_ib_value(p, idx+1);
2970				dst_offset |= ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32;
2971				dst2_offset = radeon_get_ib_value(p, idx+2);
2972				dst2_offset |= ((u64)(radeon_get_ib_value(p, idx+5) & 0xff)) << 32;
2973				src_offset = radeon_get_ib_value(p, idx+3);
2974				src_offset |= ((u64)(radeon_get_ib_value(p, idx+6) & 0xff)) << 32;
2975				if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) {
2976					dev_warn(p->dev, "DMA L2L, dw, broadcast src buffer too small (%llu %lu)\n",
2977							src_offset + (count * 4), radeon_bo_size(src_reloc->robj));
2978					return -EINVAL;
2979				}
2980				if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
2981					dev_warn(p->dev, "DMA L2L, dw, broadcast dst buffer too small (%llu %lu)\n",
2982							dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
2983					return -EINVAL;
2984				}
2985				if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) {
2986					dev_warn(p->dev, "DMA L2L, dw, broadcast dst2 buffer too small (%llu %lu)\n",
2987							dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj));
2988					return -EINVAL;
2989				}
2990				ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
2991				ib[idx+2] += (u32)(dst2_reloc->gpu_offset & 0xfffffffc);
2992				ib[idx+3] += (u32)(src_reloc->gpu_offset & 0xfffffffc);
2993				ib[idx+4] += upper_32_bits(dst_reloc->gpu_offset) & 0xff;
2994				ib[idx+5] += upper_32_bits(dst2_reloc->gpu_offset) & 0xff;
2995				ib[idx+6] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
2996				p->idx += 7;
2997				break;
2998			/* Copy L2T Frame to Field */
2999			case 0x48:
3000				if (radeon_get_ib_value(p, idx + 2) & (1 << 31)) {
3001					DRM_ERROR("bad L2T, frame to fields DMA_PACKET_COPY\n");
3002					return -EINVAL;
3003				}
3004				r = r600_dma_cs_next_reloc(p, &dst2_reloc);
3005				if (r) {
3006					DRM_ERROR("bad L2T, frame to fields DMA_PACKET_COPY\n");
3007					return -EINVAL;
3008				}
3009				dst_offset = radeon_get_ib_value(p, idx+1);
3010				dst_offset <<= 8;
3011				dst2_offset = radeon_get_ib_value(p, idx+2);
3012				dst2_offset <<= 8;
3013				src_offset = radeon_get_ib_value(p, idx+8);
3014				src_offset |= ((u64)(radeon_get_ib_value(p, idx+9) & 0xff)) << 32;
3015				if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) {
3016					dev_warn(p->dev, "DMA L2T, frame to fields src buffer too small (%llu %lu)\n",
3017							src_offset + (count * 4), radeon_bo_size(src_reloc->robj));
3018					return -EINVAL;
3019				}
3020				if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
3021					dev_warn(p->dev, "DMA L2T, frame to fields buffer too small (%llu %lu)\n",
3022							dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
3023					return -EINVAL;
3024				}
3025				if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) {
3026					dev_warn(p->dev, "DMA L2T, frame to fields buffer too small (%llu %lu)\n",
3027							dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj));
3028					return -EINVAL;
3029				}
3030				ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8);
3031				ib[idx+2] += (u32)(dst2_reloc->gpu_offset >> 8);
3032				ib[idx+8] += (u32)(src_reloc->gpu_offset & 0xfffffffc);
3033				ib[idx+9] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
3034				p->idx += 10;
3035				break;
3036			/* Copy L2T/T2L, partial */
3037			case 0x49:
3038				/* L2T, T2L partial */
3039				if (p->family < CHIP_CAYMAN) {
3040					DRM_ERROR("L2T, T2L Partial is cayman only !\n");
3041					return -EINVAL;
3042				}
3043				/* detile bit */
3044				if (radeon_get_ib_value(p, idx + 2) & (1 << 31)) {
3045					/* tiled src, linear dst */
3046					ib[idx+1] += (u32)(src_reloc->gpu_offset >> 8);
3047
3048					ib[idx+7] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
3049					ib[idx+8] += upper_32_bits(dst_reloc->gpu_offset) & 0xff;
3050				} else {
3051					/* linear src, tiled dst */
3052					ib[idx+7] += (u32)(src_reloc->gpu_offset & 0xfffffffc);
3053					ib[idx+8] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
3054
3055					ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8);
3056				}
3057				p->idx += 12;
3058				break;
3059			/* Copy L2T broadcast */
3060			case 0x4b:
3061				/* L2T, broadcast */
3062				if (radeon_get_ib_value(p, idx + 2) & (1 << 31)) {
3063					DRM_ERROR("bad L2T, broadcast DMA_PACKET_COPY\n");
3064					return -EINVAL;
3065				}
3066				r = r600_dma_cs_next_reloc(p, &dst2_reloc);
3067				if (r) {
3068					DRM_ERROR("bad L2T, broadcast DMA_PACKET_COPY\n");
3069					return -EINVAL;
3070				}
3071				dst_offset = radeon_get_ib_value(p, idx+1);
3072				dst_offset <<= 8;
3073				dst2_offset = radeon_get_ib_value(p, idx+2);
3074				dst2_offset <<= 8;
3075				src_offset = radeon_get_ib_value(p, idx+8);
3076				src_offset |= ((u64)(radeon_get_ib_value(p, idx+9) & 0xff)) << 32;
3077				if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) {
3078					dev_warn(p->dev, "DMA L2T, broadcast src buffer too small (%llu %lu)\n",
3079							src_offset + (count * 4), radeon_bo_size(src_reloc->robj));
3080					return -EINVAL;
3081				}
3082				if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
3083					dev_warn(p->dev, "DMA L2T, broadcast dst buffer too small (%llu %lu)\n",
3084							dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
3085					return -EINVAL;
3086				}
3087				if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) {
3088					dev_warn(p->dev, "DMA L2T, broadcast dst2 buffer too small (%llu %lu)\n",
3089							dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj));
3090					return -EINVAL;
3091				}
3092				ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8);
3093				ib[idx+2] += (u32)(dst2_reloc->gpu_offset >> 8);
3094				ib[idx+8] += (u32)(src_reloc->gpu_offset & 0xfffffffc);
3095				ib[idx+9] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
3096				p->idx += 10;
3097				break;
3098			/* Copy L2T/T2L (tile units) */
3099			case 0x4c:
3100				/* L2T, T2L */
3101				/* detile bit */
3102				if (radeon_get_ib_value(p, idx + 2) & (1 << 31)) {
3103					/* tiled src, linear dst */
3104					src_offset = radeon_get_ib_value(p, idx+1);
3105					src_offset <<= 8;
3106					ib[idx+1] += (u32)(src_reloc->gpu_offset >> 8);
3107
3108					dst_offset = radeon_get_ib_value(p, idx+7);
3109					dst_offset |= ((u64)(radeon_get_ib_value(p, idx+8) & 0xff)) << 32;
3110					ib[idx+7] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
3111					ib[idx+8] += upper_32_bits(dst_reloc->gpu_offset) & 0xff;
3112				} else {
3113					/* linear src, tiled dst */
3114					src_offset = radeon_get_ib_value(p, idx+7);
3115					src_offset |= ((u64)(radeon_get_ib_value(p, idx+8) & 0xff)) << 32;
3116					ib[idx+7] += (u32)(src_reloc->gpu_offset & 0xfffffffc);
3117					ib[idx+8] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
3118
3119					dst_offset = radeon_get_ib_value(p, idx+1);
3120					dst_offset <<= 8;
3121					ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8);
3122				}
3123				if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) {
3124					dev_warn(p->dev, "DMA L2T, T2L src buffer too small (%llu %lu)\n",
3125							src_offset + (count * 4), radeon_bo_size(src_reloc->robj));
3126					return -EINVAL;
3127				}
3128				if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
3129					dev_warn(p->dev, "DMA L2T, T2L dst buffer too small (%llu %lu)\n",
3130							dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
3131					return -EINVAL;
3132				}
3133				p->idx += 9;
3134				break;
3135			/* Copy T2T, partial (tile units) */
3136			case 0x4d:
3137				/* T2T partial */
3138				if (p->family < CHIP_CAYMAN) {
3139					DRM_ERROR("L2T, T2L Partial is cayman only !\n");
3140					return -EINVAL;
3141				}
3142				ib[idx+1] += (u32)(src_reloc->gpu_offset >> 8);
3143				ib[idx+4] += (u32)(dst_reloc->gpu_offset >> 8);
3144				p->idx += 13;
3145				break;
3146			/* Copy L2T broadcast (tile units) */
3147			case 0x4f:
3148				/* L2T, broadcast */
3149				if (radeon_get_ib_value(p, idx + 2) & (1 << 31)) {
3150					DRM_ERROR("bad L2T, broadcast DMA_PACKET_COPY\n");
3151					return -EINVAL;
3152				}
3153				r = r600_dma_cs_next_reloc(p, &dst2_reloc);
3154				if (r) {
3155					DRM_ERROR("bad L2T, broadcast DMA_PACKET_COPY\n");
3156					return -EINVAL;
3157				}
3158				dst_offset = radeon_get_ib_value(p, idx+1);
3159				dst_offset <<= 8;
3160				dst2_offset = radeon_get_ib_value(p, idx+2);
3161				dst2_offset <<= 8;
3162				src_offset = radeon_get_ib_value(p, idx+8);
3163				src_offset |= ((u64)(radeon_get_ib_value(p, idx+9) & 0xff)) << 32;
3164				if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) {
3165					dev_warn(p->dev, "DMA L2T, broadcast src buffer too small (%llu %lu)\n",
3166							src_offset + (count * 4), radeon_bo_size(src_reloc->robj));
3167					return -EINVAL;
3168				}
3169				if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
3170					dev_warn(p->dev, "DMA L2T, broadcast dst buffer too small (%llu %lu)\n",
3171							dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj));
3172					return -EINVAL;
3173				}
3174				if ((dst2_offset + (count * 4)) > radeon_bo_size(dst2_reloc->robj)) {
3175					dev_warn(p->dev, "DMA L2T, broadcast dst2 buffer too small (%llu %lu)\n",
3176							dst2_offset + (count * 4), radeon_bo_size(dst2_reloc->robj));
3177					return -EINVAL;
3178				}
3179				ib[idx+1] += (u32)(dst_reloc->gpu_offset >> 8);
3180				ib[idx+2] += (u32)(dst2_reloc->gpu_offset >> 8);
3181				ib[idx+8] += (u32)(src_reloc->gpu_offset & 0xfffffffc);
3182				ib[idx+9] += upper_32_bits(src_reloc->gpu_offset) & 0xff;
3183				p->idx += 10;
3184				break;
3185			default:
3186				DRM_ERROR("bad DMA_PACKET_COPY [%6d] 0x%08x invalid sub cmd\n", idx, header);
3187				return -EINVAL;
3188			}
3189			break;
3190		case DMA_PACKET_CONSTANT_FILL:
3191			r = r600_dma_cs_next_reloc(p, &dst_reloc);
3192			if (r) {
3193				DRM_ERROR("bad DMA_PACKET_CONSTANT_FILL\n");
3194				return -EINVAL;
3195			}
3196			dst_offset = radeon_get_ib_value(p, idx+1);
3197			dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0x00ff0000)) << 16;
3198			if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) {
3199				dev_warn(p->dev, "DMA constant fill buffer too small (%llu %lu)\n",
3200					 dst_offset, radeon_bo_size(dst_reloc->robj));
3201				return -EINVAL;
3202			}
3203			ib[idx+1] += (u32)(dst_reloc->gpu_offset & 0xfffffffc);
3204			ib[idx+3] += (upper_32_bits(dst_reloc->gpu_offset) << 16) & 0x00ff0000;
3205			p->idx += 4;
3206			break;
3207		case DMA_PACKET_NOP:
3208			p->idx += 1;
3209			break;
3210		default:
3211			DRM_ERROR("Unknown packet type %d at %d !\n", cmd, idx);
3212			return -EINVAL;
3213		}
3214	} while (p->idx < p->chunk_ib->length_dw);
3215#if 0
3216	for (r = 0; r < p->ib->length_dw; r++) {
3217		pr_info("%05d  0x%08X\n", r, p->ib.ptr[r]);
3218		mdelay(1);
3219	}
3220#endif
3221	return 0;
3222}
3223
3224/* vm parser */
3225static bool evergreen_vm_reg_valid(u32 reg)
3226{
3227	/* context regs are fine */
3228	if (reg >= 0x28000)
3229		return true;
3230
3231	/* check config regs */
3232	switch (reg) {
3233	case WAIT_UNTIL:
3234	case GRBM_GFX_INDEX:
3235	case CP_STRMOUT_CNTL:
3236	case CP_COHER_CNTL:
3237	case CP_COHER_SIZE:
3238	case VGT_VTX_VECT_EJECT_REG:
3239	case VGT_CACHE_INVALIDATION:
3240	case VGT_GS_VERTEX_REUSE:
3241	case VGT_PRIMITIVE_TYPE:
3242	case VGT_INDEX_TYPE:
3243	case VGT_NUM_INDICES:
3244	case VGT_NUM_INSTANCES:
3245	case VGT_COMPUTE_DIM_X:
3246	case VGT_COMPUTE_DIM_Y:
3247	case VGT_COMPUTE_DIM_Z:
3248	case VGT_COMPUTE_START_X:
3249	case VGT_COMPUTE_START_Y:
3250	case VGT_COMPUTE_START_Z:
3251	case VGT_COMPUTE_INDEX:
3252	case VGT_COMPUTE_THREAD_GROUP_SIZE:
3253	case VGT_HS_OFFCHIP_PARAM:
3254	case PA_CL_ENHANCE:
3255	case PA_SU_LINE_STIPPLE_VALUE:
3256	case PA_SC_LINE_STIPPLE_STATE:
3257	case PA_SC_ENHANCE:
3258	case SQ_DYN_GPR_CNTL_PS_FLUSH_REQ:
3259	case SQ_DYN_GPR_SIMD_LOCK_EN:
3260	case SQ_CONFIG:
3261	case SQ_GPR_RESOURCE_MGMT_1:
3262	case SQ_GLOBAL_GPR_RESOURCE_MGMT_1:
3263	case SQ_GLOBAL_GPR_RESOURCE_MGMT_2:
3264	case SQ_CONST_MEM_BASE:
3265	case SQ_STATIC_THREAD_MGMT_1:
3266	case SQ_STATIC_THREAD_MGMT_2:
3267	case SQ_STATIC_THREAD_MGMT_3:
3268	case SPI_CONFIG_CNTL:
3269	case SPI_CONFIG_CNTL_1:
3270	case TA_CNTL_AUX:
3271	case DB_DEBUG:
3272	case DB_DEBUG2:
3273	case DB_DEBUG3:
3274	case DB_DEBUG4:
3275	case DB_WATERMARKS:
3276	case TD_PS_BORDER_COLOR_INDEX:
3277	case TD_PS_BORDER_COLOR_RED:
3278	case TD_PS_BORDER_COLOR_GREEN:
3279	case TD_PS_BORDER_COLOR_BLUE:
3280	case TD_PS_BORDER_COLOR_ALPHA:
3281	case TD_VS_BORDER_COLOR_INDEX:
3282	case TD_VS_BORDER_COLOR_RED:
3283	case TD_VS_BORDER_COLOR_GREEN:
3284	case TD_VS_BORDER_COLOR_BLUE:
3285	case TD_VS_BORDER_COLOR_ALPHA:
3286	case TD_GS_BORDER_COLOR_INDEX:
3287	case TD_GS_BORDER_COLOR_RED:
3288	case TD_GS_BORDER_COLOR_GREEN:
3289	case TD_GS_BORDER_COLOR_BLUE:
3290	case TD_GS_BORDER_COLOR_ALPHA:
3291	case TD_HS_BORDER_COLOR_INDEX:
3292	case TD_HS_BORDER_COLOR_RED:
3293	case TD_HS_BORDER_COLOR_GREEN:
3294	case TD_HS_BORDER_COLOR_BLUE:
3295	case TD_HS_BORDER_COLOR_ALPHA:
3296	case TD_LS_BORDER_COLOR_INDEX:
3297	case TD_LS_BORDER_COLOR_RED:
3298	case TD_LS_BORDER_COLOR_GREEN:
3299	case TD_LS_BORDER_COLOR_BLUE:
3300	case TD_LS_BORDER_COLOR_ALPHA:
3301	case TD_CS_BORDER_COLOR_INDEX:
3302	case TD_CS_BORDER_COLOR_RED:
3303	case TD_CS_BORDER_COLOR_GREEN:
3304	case TD_CS_BORDER_COLOR_BLUE:
3305	case TD_CS_BORDER_COLOR_ALPHA:
3306	case SQ_ESGS_RING_SIZE:
3307	case SQ_GSVS_RING_SIZE:
3308	case SQ_ESTMP_RING_SIZE:
3309	case SQ_GSTMP_RING_SIZE:
3310	case SQ_HSTMP_RING_SIZE:
3311	case SQ_LSTMP_RING_SIZE:
3312	case SQ_PSTMP_RING_SIZE:
3313	case SQ_VSTMP_RING_SIZE:
3314	case SQ_ESGS_RING_ITEMSIZE:
3315	case SQ_ESTMP_RING_ITEMSIZE:
3316	case SQ_GSTMP_RING_ITEMSIZE:
3317	case SQ_GSVS_RING_ITEMSIZE:
3318	case SQ_GS_VERT_ITEMSIZE:
3319	case SQ_GS_VERT_ITEMSIZE_1:
3320	case SQ_GS_VERT_ITEMSIZE_2:
3321	case SQ_GS_VERT_ITEMSIZE_3:
3322	case SQ_GSVS_RING_OFFSET_1:
3323	case SQ_GSVS_RING_OFFSET_2:
3324	case SQ_GSVS_RING_OFFSET_3:
3325	case SQ_HSTMP_RING_ITEMSIZE:
3326	case SQ_LSTMP_RING_ITEMSIZE:
3327	case SQ_PSTMP_RING_ITEMSIZE:
3328	case SQ_VSTMP_RING_ITEMSIZE:
3329	case VGT_TF_RING_SIZE:
3330	case SQ_ESGS_RING_BASE:
3331	case SQ_GSVS_RING_BASE:
3332	case SQ_ESTMP_RING_BASE:
3333	case SQ_GSTMP_RING_BASE:
3334	case SQ_HSTMP_RING_BASE:
3335	case SQ_LSTMP_RING_BASE:
3336	case SQ_PSTMP_RING_BASE:
3337	case SQ_VSTMP_RING_BASE:
3338	case CAYMAN_VGT_OFFCHIP_LDS_BASE:
3339	case CAYMAN_SQ_EX_ALLOC_TABLE_SLOTS:
3340		return true;
3341	default:
3342		DRM_ERROR("Invalid register 0x%x in CS\n", reg);
3343		return false;
3344	}
3345}
3346
3347static int evergreen_vm_packet3_check(struct radeon_device *rdev,
3348				      u32 *ib, struct radeon_cs_packet *pkt)
3349{
3350	u32 idx = pkt->idx + 1;
3351	u32 idx_value = ib[idx];
3352	u32 start_reg, end_reg, reg, i;
3353	u32 command, info;
3354
3355	switch (pkt->opcode) {
3356	case PACKET3_NOP:
3357		break;
3358	case PACKET3_SET_BASE:
3359		if (idx_value != 1) {
3360			DRM_ERROR("bad SET_BASE");
3361			return -EINVAL;
3362		}
3363		break;
3364	case PACKET3_CLEAR_STATE:
3365	case PACKET3_INDEX_BUFFER_SIZE:
3366	case PACKET3_DISPATCH_DIRECT:
3367	case PACKET3_DISPATCH_INDIRECT:
3368	case PACKET3_MODE_CONTROL:
3369	case PACKET3_SET_PREDICATION:
3370	case PACKET3_COND_EXEC:
3371	case PACKET3_PRED_EXEC:
3372	case PACKET3_DRAW_INDIRECT:
3373	case PACKET3_DRAW_INDEX_INDIRECT:
3374	case PACKET3_INDEX_BASE:
3375	case PACKET3_DRAW_INDEX_2:
3376	case PACKET3_CONTEXT_CONTROL:
3377	case PACKET3_DRAW_INDEX_OFFSET:
3378	case PACKET3_INDEX_TYPE:
3379	case PACKET3_DRAW_INDEX:
3380	case PACKET3_DRAW_INDEX_AUTO:
3381	case PACKET3_DRAW_INDEX_IMMD:
3382	case PACKET3_NUM_INSTANCES:
3383	case PACKET3_DRAW_INDEX_MULTI_AUTO:
3384	case PACKET3_STRMOUT_BUFFER_UPDATE:
3385	case PACKET3_DRAW_INDEX_OFFSET_2:
3386	case PACKET3_DRAW_INDEX_MULTI_ELEMENT:
3387	case PACKET3_MPEG_INDEX:
3388	case PACKET3_WAIT_REG_MEM:
3389	case PACKET3_MEM_WRITE:
3390	case PACKET3_PFP_SYNC_ME:
3391	case PACKET3_SURFACE_SYNC:
3392	case PACKET3_EVENT_WRITE:
3393	case PACKET3_EVENT_WRITE_EOP:
3394	case PACKET3_EVENT_WRITE_EOS:
3395	case PACKET3_SET_CONTEXT_REG:
3396	case PACKET3_SET_BOOL_CONST:
3397	case PACKET3_SET_LOOP_CONST:
3398	case PACKET3_SET_RESOURCE:
3399	case PACKET3_SET_SAMPLER:
3400	case PACKET3_SET_CTL_CONST:
3401	case PACKET3_SET_RESOURCE_OFFSET:
3402	case PACKET3_SET_CONTEXT_REG_INDIRECT:
3403	case PACKET3_SET_RESOURCE_INDIRECT:
3404	case CAYMAN_PACKET3_DEALLOC_STATE:
3405		break;
3406	case PACKET3_COND_WRITE:
3407		if (idx_value & 0x100) {
3408			reg = ib[idx + 5] * 4;
3409			if (!evergreen_vm_reg_valid(reg))
3410				return -EINVAL;
3411		}
3412		break;
3413	case PACKET3_COPY_DW:
3414		if (idx_value & 0x2) {
3415			reg = ib[idx + 3] * 4;
3416			if (!evergreen_vm_reg_valid(reg))
3417				return -EINVAL;
3418		}
3419		break;
3420	case PACKET3_SET_CONFIG_REG:
3421		start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_START;
3422		end_reg = 4 * pkt->count + start_reg - 4;
3423		if ((start_reg < PACKET3_SET_CONFIG_REG_START) ||
3424		    (start_reg >= PACKET3_SET_CONFIG_REG_END) ||
3425		    (end_reg >= PACKET3_SET_CONFIG_REG_END)) {
3426			DRM_ERROR("bad PACKET3_SET_CONFIG_REG\n");
3427			return -EINVAL;
3428		}
3429		for (i = 0; i < pkt->count; i++) {
3430			reg = start_reg + (4 * i);
3431			if (!evergreen_vm_reg_valid(reg))
3432				return -EINVAL;
3433		}
3434		break;
3435	case PACKET3_CP_DMA:
3436		command = ib[idx + 4];
3437		info = ib[idx + 1];
3438		if ((((info & 0x60000000) >> 29) != 0) || /* src = GDS or DATA */
3439		    (((info & 0x00300000) >> 20) != 0) || /* dst = GDS */
3440		    ((((info & 0x00300000) >> 20) == 0) &&
3441		     (command & PACKET3_CP_DMA_CMD_DAS)) || /* dst = register */
3442		    ((((info & 0x60000000) >> 29) == 0) &&
3443		     (command & PACKET3_CP_DMA_CMD_SAS))) { /* src = register */
3444			/* non mem to mem copies requires dw aligned count */
3445			if ((command & 0x1fffff) % 4) {
3446				DRM_ERROR("CP DMA command requires dw count alignment\n");
3447				return -EINVAL;
3448			}
3449		}
3450		if (command & PACKET3_CP_DMA_CMD_SAS) {
3451			/* src address space is register */
3452			if (((info & 0x60000000) >> 29) == 0) {
3453				start_reg = idx_value << 2;
3454				if (command & PACKET3_CP_DMA_CMD_SAIC) {
3455					reg = start_reg;
3456					if (!evergreen_vm_reg_valid(reg)) {
3457						DRM_ERROR("CP DMA Bad SRC register\n");
3458						return -EINVAL;
3459					}
3460				} else {
3461					for (i = 0; i < (command & 0x1fffff); i++) {
3462						reg = start_reg + (4 * i);
3463						if (!evergreen_vm_reg_valid(reg)) {
3464							DRM_ERROR("CP DMA Bad SRC register\n");
3465							return -EINVAL;
3466						}
3467					}
3468				}
3469			}
3470		}
3471		if (command & PACKET3_CP_DMA_CMD_DAS) {
3472			/* dst address space is register */
3473			if (((info & 0x00300000) >> 20) == 0) {
3474				start_reg = ib[idx + 2];
3475				if (command & PACKET3_CP_DMA_CMD_DAIC) {
3476					reg = start_reg;
3477					if (!evergreen_vm_reg_valid(reg)) {
3478						DRM_ERROR("CP DMA Bad DST register\n");
3479						return -EINVAL;
3480					}
3481				} else {
3482					for (i = 0; i < (command & 0x1fffff); i++) {
3483						reg = start_reg + (4 * i);
3484						if (!evergreen_vm_reg_valid(reg)) {
3485							DRM_ERROR("CP DMA Bad DST register\n");
3486							return -EINVAL;
3487						}
3488					}
3489				}
3490			}
3491		}
3492		break;
3493	case PACKET3_SET_APPEND_CNT: {
3494		uint32_t areg;
3495		uint32_t allowed_reg_base;
3496
3497		if (pkt->count != 2) {
3498			DRM_ERROR("bad SET_APPEND_CNT (invalid count)\n");
3499			return -EINVAL;
3500		}
3501
3502		allowed_reg_base = GDS_APPEND_COUNT_0;
3503		allowed_reg_base -= PACKET3_SET_CONTEXT_REG_START;
3504		allowed_reg_base >>= 2;
3505
3506		areg = idx_value >> 16;
3507		if (areg < allowed_reg_base || areg > (allowed_reg_base + 11)) {
3508			DRM_ERROR("forbidden register for append cnt 0x%08x at %d\n",
3509				  areg, idx);
3510			return -EINVAL;
3511		}
3512		break;
3513	}
3514	default:
3515		return -EINVAL;
3516	}
3517	return 0;
3518}
3519
3520int evergreen_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib)
3521{
3522	int ret = 0;
3523	u32 idx = 0;
3524	struct radeon_cs_packet pkt;
3525
3526	do {
3527		pkt.idx = idx;
3528		pkt.type = RADEON_CP_PACKET_GET_TYPE(ib->ptr[idx]);
3529		pkt.count = RADEON_CP_PACKET_GET_COUNT(ib->ptr[idx]);
3530		pkt.one_reg_wr = 0;
3531		switch (pkt.type) {
3532		case RADEON_PACKET_TYPE0:
3533			dev_err(rdev->dev, "Packet0 not allowed!\n");
3534			ret = -EINVAL;
3535			break;
3536		case RADEON_PACKET_TYPE2:
3537			idx += 1;
3538			break;
3539		case RADEON_PACKET_TYPE3:
3540			pkt.opcode = RADEON_CP_PACKET3_GET_OPCODE(ib->ptr[idx]);
3541			ret = evergreen_vm_packet3_check(rdev, ib->ptr, &pkt);
3542			idx += pkt.count + 2;
3543			break;
3544		default:
3545			dev_err(rdev->dev, "Unknown packet type %d !\n", pkt.type);
3546			ret = -EINVAL;
3547			break;
3548		}
3549		if (ret)
3550			break;
3551	} while (idx < ib->length_dw);
3552
3553	return ret;
3554}
3555
3556/**
3557 * evergreen_dma_ib_parse() - parse the DMA IB for VM
3558 * @rdev: radeon_device pointer
3559 * @ib:	radeon_ib pointer
3560 *
3561 * Parses the DMA IB from the VM CS ioctl
3562 * checks for errors. (Cayman-SI)
3563 * Returns 0 for success and an error on failure.
3564 **/
3565int evergreen_dma_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib)
3566{
3567	u32 idx = 0;
3568	u32 header, cmd, count, sub_cmd;
3569
3570	do {
3571		header = ib->ptr[idx];
3572		cmd = GET_DMA_CMD(header);
3573		count = GET_DMA_COUNT(header);
3574		sub_cmd = GET_DMA_SUB_CMD(header);
3575
3576		switch (cmd) {
3577		case DMA_PACKET_WRITE:
3578			switch (sub_cmd) {
3579			/* tiled */
3580			case 8:
3581				idx += count + 7;
3582				break;
3583			/* linear */
3584			case 0:
3585				idx += count + 3;
3586				break;
3587			default:
3588				DRM_ERROR("bad DMA_PACKET_WRITE [%6d] 0x%08x sub cmd is not 0 or 8\n", idx, ib->ptr[idx]);
3589				return -EINVAL;
3590			}
3591			break;
3592		case DMA_PACKET_COPY:
3593			switch (sub_cmd) {
3594			/* Copy L2L, DW aligned */
3595			case 0x00:
3596				idx += 5;
3597				break;
3598			/* Copy L2T/T2L */
3599			case 0x08:
3600				idx += 9;
3601				break;
3602			/* Copy L2L, byte aligned */
3603			case 0x40:
3604				idx += 5;
3605				break;
3606			/* Copy L2L, partial */
3607			case 0x41:
3608				idx += 9;
3609				break;
3610			/* Copy L2L, DW aligned, broadcast */
3611			case 0x44:
3612				idx += 7;
3613				break;
3614			/* Copy L2T Frame to Field */
3615			case 0x48:
3616				idx += 10;
3617				break;
3618			/* Copy L2T/T2L, partial */
3619			case 0x49:
3620				idx += 12;
3621				break;
3622			/* Copy L2T broadcast */
3623			case 0x4b:
3624				idx += 10;
3625				break;
3626			/* Copy L2T/T2L (tile units) */
3627			case 0x4c:
3628				idx += 9;
3629				break;
3630			/* Copy T2T, partial (tile units) */
3631			case 0x4d:
3632				idx += 13;
3633				break;
3634			/* Copy L2T broadcast (tile units) */
3635			case 0x4f:
3636				idx += 10;
3637				break;
3638			default:
3639				DRM_ERROR("bad DMA_PACKET_COPY [%6d] 0x%08x invalid sub cmd\n", idx, ib->ptr[idx]);
3640				return -EINVAL;
3641			}
3642			break;
3643		case DMA_PACKET_CONSTANT_FILL:
3644			idx += 4;
3645			break;
3646		case DMA_PACKET_NOP:
3647			idx += 1;
3648			break;
3649		default:
3650			DRM_ERROR("Unknown packet type %d at %d !\n", cmd, idx);
3651			return -EINVAL;
3652		}
3653	} while (idx < ib->length_dw);
3654
3655	return 0;
3656}