summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/radeon/r200.c
blob: 20942127c46b216861d2b1d29c7a45e5c549b66c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
/*
 * Copyright 2008 Advanced Micro Devices, Inc.
 * Copyright 2008 Red Hat Inc.
 * Copyright 2009 Jerome Glisse.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 * Authors: Dave Airlie
 *          Alex Deucher
 *          Jerome Glisse
 */
#include "drmP.h"
#include "drm.h"
#include "radeon_drm.h"
#include "radeon_reg.h"
#include "radeon.h"

#include "r200_reg_safe.h"

#include "r100_track.h"

static int r200_get_vtx_size_0(uint32_t vtx_fmt_0)
{
	int vtx_size, i;
	vtx_size = 2;

	if (vtx_fmt_0 & R200_VTX_Z0)
		vtx_size++;
	if (vtx_fmt_0 & R200_VTX_W0)
		vtx_size++;
	/* blend weight */
	if (vtx_fmt_0 & (0x7 << R200_VTX_WEIGHT_COUNT_SHIFT))
		vtx_size += (vtx_fmt_0 >> R200_VTX_WEIGHT_COUNT_SHIFT) & 0x7;
	if (vtx_fmt_0 & R200_VTX_PV_MATRIX_SEL)
		vtx_size++;
	if (vtx_fmt_0 & R200_VTX_N0)
		vtx_size += 3;
	if (vtx_fmt_0 & R200_VTX_POINT_SIZE)
		vtx_size++;
	if (vtx_fmt_0 & R200_VTX_DISCRETE_FOG)
		vtx_size++;
	if (vtx_fmt_0 & R200_VTX_SHININESS_0)
		vtx_size++;
	if (vtx_fmt_0 & R200_VTX_SHININESS_1)
		vtx_size++;
	for (i = 0; i < 8; i++) {
		int color_size = (vtx_fmt_0 >> (11 + 2*i)) & 0x3;
		switch (color_size) {
		case 0: break;
		case 1: vtx_size++; break;
		case 2: vtx_size += 3; break;
		case 3: vtx_size += 4; break;
		}
	}
	if (vtx_fmt_0 & R200_VTX_XY1)
		vtx_size += 2;
	if (vtx_fmt_0 & R200_VTX_Z1)
		vtx_size++;
	if (vtx_fmt_0 & R200_VTX_W1)
		vtx_size++;
	if (vtx_fmt_0 & R200_VTX_N1)
		vtx_size += 3;
	return vtx_size;
}

static int r200_get_vtx_size_1(uint32_t vtx_fmt_1)
{
	int vtx_size, i, tex_size;
	vtx_size = 0;
	for (i = 0; i < 6; i++) {
		tex_size = (vtx_fmt_1 >> (i * 3)) & 0x7;
		if (tex_size > 4)
			continue;
		vtx_size += tex_size;
	}
	return vtx_size;
}

int r200_packet0_check(struct radeon_cs_parser *p,
		       struct radeon_cs_packet *pkt,
		       unsigned idx, unsigned reg)
{
	struct radeon_cs_reloc *reloc;
	struct r100_cs_track *track;
	volatile uint32_t *ib;
	uint32_t tmp;
	int r;
	int i;
	int face;
	u32 tile_flags = 0;
	u32 idx_value;

	ib = p->ib->ptr;
	track = (struct r100_cs_track *)p->track;
	idx_value = radeon_get_ib_value(p, idx);
	switch (reg) {
	case RADEON_CRTC_GUI_TRIG_VLINE:
		r = r100_cs_packet_parse_vline(p);
		if (r) {
			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
				  idx, reg);
			r100_cs_dump_packet(p, pkt);
			return r;
		}
		break;
		/* FIXME: only allow PACKET3 blit? easier to check for out of
		 * range access */
	case RADEON_DST_PITCH_OFFSET:
	case RADEON_SRC_PITCH_OFFSET:
		r = r100_reloc_pitch_offset(p, pkt, idx, reg);
		if (r)
			return r;
		break;
	case RADEON_RB3D_DEPTHOFFSET:
		r = r100_cs_packet_next_reloc(p, &reloc);
		if (r) {
			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
				  idx, reg);
			r100_cs_dump_packet(p, pkt);
			return r;
		}
		track->zb.robj = reloc->robj;
		track->zb.offset = idx_value;
		ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
		break;
	case RADEON_RB3D_COLOROFFSET:
		r = r100_cs_packet_next_reloc(p, &reloc);
		if (r) {
			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
				  idx, reg);
			r100_cs_dump_packet(p, pkt);
			return r;
		}
		track->cb[0].robj = reloc->robj;
		track->cb[0].offset = idx_value;
		ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
		break;
	case R200_PP_TXOFFSET_0:
	case R200_PP_TXOFFSET_1:
	case R200_PP_TXOFFSET_2:
	case R200_PP_TXOFFSET_3:
	case R200_PP_TXOFFSET_4:
	case R200_PP_TXOFFSET_5:
		i = (reg - R200_PP_TXOFFSET_0) / 24;
		r = r100_cs_packet_next_reloc(p, &reloc);
		if (r) {
			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
				  idx, reg);
			r100_cs_dump_packet(p, pkt);
			return r;
		}
		ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
		track->textures[i].robj = reloc->robj;
		break;
	case R200_PP_CUBIC_OFFSET_F1_0:
	case R200_PP_CUBIC_OFFSET_F2_0:
	case R200_PP_CUBIC_OFFSET_F3_0:
	case R200_PP_CUBIC_OFFSET_F4_0:
	case R200_PP_CUBIC_OFFSET_F5_0:
	case R200_PP_CUBIC_OFFSET_F1_1:
	case R200_PP_CUBIC_OFFSET_F2_1:
	case R200_PP_CUBIC_OFFSET_F3_1:
	case R200_PP_CUBIC_OFFSET_F4_1:
	case R200_PP_CUBIC_OFFSET_F5_1:
	case R200_PP_CUBIC_OFFSET_F1_2:
	case R200_PP_CUBIC_OFFSET_F2_2:
	case R200_PP_CUBIC_OFFSET_F3_2:
	case R200_PP_CUBIC_OFFSET_F4_2:
	case R200_PP_CUBIC_OFFSET_F5_2:
	case R200_PP_CUBIC_OFFSET_F1_3:
	case R200_PP_CUBIC_OFFSET_F2_3:
	case R200_PP_CUBIC_OFFSET_F3_3:
	case R200_PP_CUBIC_OFFSET_F4_3:
	case R200_PP_CUBIC_OFFSET_F5_3:
	case R200_PP_CUBIC_OFFSET_F1_4:
	case R200_PP_CUBIC_OFFSET_F2_4:
	case R200_PP_CUBIC_OFFSET_F3_4:
	case R200_PP_CUBIC_OFFSET_F4_4:
	case R200_PP_CUBIC_OFFSET_F5_4:
	case R200_PP_CUBIC_OFFSET_F1_5:
	case R200_PP_CUBIC_OFFSET_F2_5:
	case R200_PP_CUBIC_OFFSET_F3_5:
	case R200_PP_CUBIC_OFFSET_F4_5:
	case R200_PP_CUBIC_OFFSET_F5_5:
		i = (reg - R200_PP_TXOFFSET_0) / 24;
		face = (reg - ((i * 24) + R200_PP_TXOFFSET_0)) / 4;
		r = r100_cs_packet_next_reloc(p, &reloc);
		if (r) {
			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
				  idx, reg);
			r100_cs_dump_packet(p, pkt);
			return r;
		}
		track->textures[i].cube_info[face - 1].offset = idx_value;
		ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
		track->textures[i].cube_info[face - 1].robj = reloc->robj;
		break;
	case RADEON_RE_WIDTH_HEIGHT:
		track->maxy = ((idx_value >> 16) & 0x7FF);
		break;
	case RADEON_RB3D_COLORPITCH:
		r = r100_cs_packet_next_reloc(p, &reloc);
		if (r) {
			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
				  idx, reg);
			r100_cs_dump_packet(p, pkt);
			return r;
		}

		if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO)
			tile_flags |= RADEON_COLOR_TILE_ENABLE;
		if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO)
			tile_flags |= RADEON_COLOR_MICROTILE_ENABLE;

		tmp = idx_value & ~(0x7 << 16);
		tmp |= tile_flags;
		ib[idx] = tmp;

		track->cb[0].pitch = idx_value & RADEON_COLORPITCH_MASK;
		break;
	case RADEON_RB3D_DEPTHPITCH:
		track->zb.pitch = idx_value & RADEON_DEPTHPITCH_MASK;
		break;
	case RADEON_RB3D_CNTL:
		switch ((idx_value >> RADEON_RB3D_COLOR_FORMAT_SHIFT) & 0x1f) {
		case 7:
		case 8:
		case 9:
		case 11:
		case 12:
			track->cb[0].cpp = 1;
			break;
		case 3:
		case 4:
		case 15:
			track->cb[0].cpp = 2;
			break;
		case 6:
			track->cb[0].cpp = 4;
			break;
		default:
			DRM_ERROR("Invalid color buffer format (%d) !\n",
				  ((idx_value >> RADEON_RB3D_COLOR_FORMAT_SHIFT) & 0x1f));
			return -EINVAL;
		}
		if (idx_value & RADEON_DEPTHXY_OFFSET_ENABLE) {
			DRM_ERROR("No support for depth xy offset in kms\n");
			return -EINVAL;
		}

		track->z_enabled = !!(idx_value & RADEON_Z_ENABLE);
		break;
	case RADEON_RB3D_ZSTENCILCNTL:
		switch (idx_value & 0xf) {
		case 0:
			track->zb.cpp = 2;
			break;
		case 2:
		case 3:
		case 4:
		case 5:
		case 9:
		case 11:
			track->zb.cpp = 4;
			break;
		default:
			break;
		}
		break;
	case RADEON_RB3D_ZPASS_ADDR:
		r = r100_cs_packet_next_reloc(p, &reloc);
		if (r) {
			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
				  idx, reg);
			r100_cs_dump_packet(p, pkt);
			return r;
		}
		ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
		break;
	case RADEON_PP_CNTL:
		{
			uint32_t temp = idx_value >> 4;
			for (i = 0; i < track->num_texture; i++)
				track->textures[i].enabled = !!(temp & (1 << i));
		}
		break;
	case RADEON_SE_VF_CNTL:
		track->vap_vf_cntl = idx_value;
		break;
	case 0x210c:
		/* VAP_VF_MAX_VTX_INDX */
		track->max_indx = idx_value & 0x00FFFFFFUL;
		break;
	case R200_SE_VTX_FMT_0:
		track->vtx_size = r200_get_vtx_size_0(idx_value);
		break;
	case R200_SE_VTX_FMT_1:
		track->vtx_size += r200_get_vtx_size_1(idx_value);
		break;
	case R200_PP_TXSIZE_0:
	case R200_PP_TXSIZE_1:
	case R200_PP_TXSIZE_2:
	case R200_PP_TXSIZE_3:
	case R200_PP_TXSIZE_4:
	case R200_PP_TXSIZE_5:
		i = (reg - R200_PP_TXSIZE_0) / 32;
		track->textures[i].width = (idx_value & RADEON_TEX_USIZE_MASK) + 1;
		track->textures[i].height = ((idx_value & RADEON_TEX_VSIZE_MASK) >> RADEON_TEX_VSIZE_SHIFT) + 1;
		break;
	case R200_PP_TXPITCH_0:
	case R200_PP_TXPITCH_1:
	case R200_PP_TXPITCH_2:
	case R200_PP_TXPITCH_3:
	case R200_PP_TXPITCH_4:
	case R200_PP_TXPITCH_5:
		i = (reg - R200_PP_TXPITCH_0) / 32;
		track->textures[i].pitch = idx_value + 32;
		break;
	case R200_PP_TXFILTER_0:
	case R200_PP_TXFILTER_1:
	case R200_PP_TXFILTER_2:
	case R200_PP_TXFILTER_3:
	case R200_PP_TXFILTER_4:
	case R200_PP_TXFILTER_5:
		i = (reg - R200_PP_TXFILTER_0) / 32;
		track->textures[i].num_levels = ((idx_value & R200_MAX_MIP_LEVEL_MASK)
						 >> R200_MAX_MIP_LEVEL_SHIFT);
		tmp = (idx_value >> 23) & 0x7;
		if (tmp == 2 || tmp == 6)
			track->textures[i].roundup_w = false;
		tmp = (idx_value >> 27) & 0x7;
		if (tmp == 2 || tmp == 6)
			track->textures[i].roundup_h = false;
		break;
	case R200_PP_TXMULTI_CTL_0:
	case R200_PP_TXMULTI_CTL_1:
	case R200_PP_TXMULTI_CTL_2:
	case R200_PP_TXMULTI_CTL_3:
	case R200_PP_TXMULTI_CTL_4:
	case R200_PP_TXMULTI_CTL_5:
		i = (reg - R200_PP_TXMULTI_CTL_0) / 32;
		break;
	case R200_PP_TXFORMAT_X_0:
	case R200_PP_TXFORMAT_X_1:
	case R200_PP_TXFORMAT_X_2:
	case R200_PP_TXFORMAT_X_3:
	case R200_PP_TXFORMAT_X_4:
	case R200_PP_TXFORMAT_X_5:
		i = (reg - R200_PP_TXFORMAT_X_0) / 32;
		track->textures[i].txdepth = idx_value & 0x7;
		tmp = (idx_value >> 16) & 0x3;
		/* 2D, 3D, CUBE */
		switch (tmp) {
		case 0:
		case 5:
		case 6:
		case 7:
			track->textures[i].tex_coord_type = 0;
			break;
		case 1:
			track->textures[i].tex_coord_type = 1;
			break;
		case 2:
			track->textures[i].tex_coord_type = 2;
			break;
		}
		break;
	case R200_PP_TXFORMAT_0:
	case R200_PP_TXFORMAT_1:
	case R200_PP_TXFORMAT_2:
	case R200_PP_TXFORMAT_3:
	case R200_PP_TXFORMAT_4:
	case R200_PP_TXFORMAT_5:
		i = (reg - R200_PP_TXFORMAT_0) / 32;
		if (idx_value & R200_TXFORMAT_NON_POWER2) {
			track->textures[i].use_pitch = 1;
		} else {
			track->textures[i].use_pitch = 0;
			track->textures[i].width = 1 << ((idx_value >> RADEON_TXFORMAT_WIDTH_SHIFT) & RADEON_TXFORMAT_WIDTH_MASK);
			track->textures[i].height = 1 << ((idx_value >> RADEON_TXFORMAT_HEIGHT_SHIFT) & RADEON_TXFORMAT_HEIGHT_MASK);
		}
		switch ((idx_value & RADEON_TXFORMAT_FORMAT_MASK)) {
		case R200_TXFORMAT_I8:
		case R200_TXFORMAT_RGB332:
		case R200_TXFORMAT_Y8:
			track->textures[i].cpp = 1;
			break;
		case R200_TXFORMAT_AI88:
		case R200_TXFORMAT_ARGB1555:
		case R200_TXFORMAT_RGB565:
		case R200_TXFORMAT_ARGB4444:
		case R200_TXFORMAT_VYUY422:
		case R200_TXFORMAT_YVYU422:
		case R200_TXFORMAT_LDVDU655:
		case R200_TXFORMAT_DVDU88:
		case R200_TXFORMAT_AVYU4444:
			track->textures[i].cpp = 2;
			break;
		case R200_TXFORMAT_ARGB8888:
		case R200_TXFORMAT_RGBA8888:
		case R200_TXFORMAT_ABGR8888:
		case R200_TXFORMAT_BGR111110:
		case R200_TXFORMAT_LDVDU8888:
			track->textures[i].cpp = 4;
			break;
		case R200_TXFORMAT_DXT1:
			track->textures[i].cpp = 1;
			track->textures[i].compress_format = R100_TRACK_COMP_DXT1;
			break;
		case R200_TXFORMAT_DXT23:
		case R200_TXFORMAT_DXT45:
			track->textures[i].cpp = 1;
			track->textures[i].compress_format = R100_TRACK_COMP_DXT1;
			break;
		}
		track->textures[i].cube_info[4].width = 1 << ((idx_value >> 16) & 0xf);
		track->textures[i].cube_info[4].height = 1 << ((idx_value >> 20) & 0xf);
		break;
	case R200_PP_CUBIC_FACES_0:
	case R200_PP_CUBIC_FACES_1:
	case R200_PP_CUBIC_FACES_2:
	case R200_PP_CUBIC_FACES_3:
	case R200_PP_CUBIC_FACES_4:
	case R200_PP_CUBIC_FACES_5:
		tmp = idx_value;
		i = (reg - R200_PP_CUBIC_FACES_0) / 32;
		for (face = 0; face < 4; face++) {
			track->textures[i].cube_info[face].width = 1 << ((tmp >> (face * 8)) & 0xf);
			track->textures[i].cube_info[face].height = 1 << ((tmp >> ((face * 8) + 4)) & 0xf);
		}
		break;
	default:
		printk(KERN_ERR "Forbidden register 0x%04X in cs at %d\n",
		       reg, idx);
		return -EINVAL;
	}
	return 0;
}

void r200_set_safe_registers(struct radeon_device *rdev)
{
	rdev->config.r100.reg_safe_bm = r200_reg_safe_bm;
	rdev->config.r100.reg_safe_bm_size = ARRAY_SIZE(r200_reg_safe_bm);
}