xref: /openbmc/linux/drivers/gpu/drm/radeon/r200.c (revision 1ab142d4)
1 /*
2  * Copyright 2008 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 #include "drmP.h"
29 #include "drm.h"
30 #include "radeon_drm.h"
31 #include "radeon_reg.h"
32 #include "radeon.h"
33 #include "radeon_asic.h"
34 
35 #include "r100d.h"
36 #include "r200_reg_safe.h"
37 
38 #include "r100_track.h"
39 
40 static int r200_get_vtx_size_0(uint32_t vtx_fmt_0)
41 {
42 	int vtx_size, i;
43 	vtx_size = 2;
44 
45 	if (vtx_fmt_0 & R200_VTX_Z0)
46 		vtx_size++;
47 	if (vtx_fmt_0 & R200_VTX_W0)
48 		vtx_size++;
49 	/* blend weight */
50 	if (vtx_fmt_0 & (0x7 << R200_VTX_WEIGHT_COUNT_SHIFT))
51 		vtx_size += (vtx_fmt_0 >> R200_VTX_WEIGHT_COUNT_SHIFT) & 0x7;
52 	if (vtx_fmt_0 & R200_VTX_PV_MATRIX_SEL)
53 		vtx_size++;
54 	if (vtx_fmt_0 & R200_VTX_N0)
55 		vtx_size += 3;
56 	if (vtx_fmt_0 & R200_VTX_POINT_SIZE)
57 		vtx_size++;
58 	if (vtx_fmt_0 & R200_VTX_DISCRETE_FOG)
59 		vtx_size++;
60 	if (vtx_fmt_0 & R200_VTX_SHININESS_0)
61 		vtx_size++;
62 	if (vtx_fmt_0 & R200_VTX_SHININESS_1)
63 		vtx_size++;
64 	for (i = 0; i < 8; i++) {
65 		int color_size = (vtx_fmt_0 >> (11 + 2*i)) & 0x3;
66 		switch (color_size) {
67 		case 0: break;
68 		case 1: vtx_size++; break;
69 		case 2: vtx_size += 3; break;
70 		case 3: vtx_size += 4; break;
71 		}
72 	}
73 	if (vtx_fmt_0 & R200_VTX_XY1)
74 		vtx_size += 2;
75 	if (vtx_fmt_0 & R200_VTX_Z1)
76 		vtx_size++;
77 	if (vtx_fmt_0 & R200_VTX_W1)
78 		vtx_size++;
79 	if (vtx_fmt_0 & R200_VTX_N1)
80 		vtx_size += 3;
81 	return vtx_size;
82 }
83 
84 int r200_copy_dma(struct radeon_device *rdev,
85 		  uint64_t src_offset,
86 		  uint64_t dst_offset,
87 		  unsigned num_gpu_pages,
88 		  struct radeon_fence *fence)
89 {
90 	struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
91 	uint32_t size;
92 	uint32_t cur_size;
93 	int i, num_loops;
94 	int r = 0;
95 
96 	/* radeon pitch is /64 */
97 	size = num_gpu_pages << RADEON_GPU_PAGE_SHIFT;
98 	num_loops = DIV_ROUND_UP(size, 0x1FFFFF);
99 	r = radeon_ring_lock(rdev, ring, num_loops * 4 + 64);
100 	if (r) {
101 		DRM_ERROR("radeon: moving bo (%d).\n", r);
102 		return r;
103 	}
104 	/* Must wait for 2D idle & clean before DMA or hangs might happen */
105 	radeon_ring_write(ring, PACKET0(RADEON_WAIT_UNTIL, 0));
106 	radeon_ring_write(ring, (1 << 16));
107 	for (i = 0; i < num_loops; i++) {
108 		cur_size = size;
109 		if (cur_size > 0x1FFFFF) {
110 			cur_size = 0x1FFFFF;
111 		}
112 		size -= cur_size;
113 		radeon_ring_write(ring, PACKET0(0x720, 2));
114 		radeon_ring_write(ring, src_offset);
115 		radeon_ring_write(ring, dst_offset);
116 		radeon_ring_write(ring, cur_size | (1 << 31) | (1 << 30));
117 		src_offset += cur_size;
118 		dst_offset += cur_size;
119 	}
120 	radeon_ring_write(ring, PACKET0(RADEON_WAIT_UNTIL, 0));
121 	radeon_ring_write(ring, RADEON_WAIT_DMA_GUI_IDLE);
122 	if (fence) {
123 		r = radeon_fence_emit(rdev, fence);
124 	}
125 	radeon_ring_unlock_commit(rdev, ring);
126 	return r;
127 }
128 
129 
130 static int r200_get_vtx_size_1(uint32_t vtx_fmt_1)
131 {
132 	int vtx_size, i, tex_size;
133 	vtx_size = 0;
134 	for (i = 0; i < 6; i++) {
135 		tex_size = (vtx_fmt_1 >> (i * 3)) & 0x7;
136 		if (tex_size > 4)
137 			continue;
138 		vtx_size += tex_size;
139 	}
140 	return vtx_size;
141 }
142 
143 int r200_packet0_check(struct radeon_cs_parser *p,
144 		       struct radeon_cs_packet *pkt,
145 		       unsigned idx, unsigned reg)
146 {
147 	struct radeon_cs_reloc *reloc;
148 	struct r100_cs_track *track;
149 	volatile uint32_t *ib;
150 	uint32_t tmp;
151 	int r;
152 	int i;
153 	int face;
154 	u32 tile_flags = 0;
155 	u32 idx_value;
156 
157 	ib = p->ib->ptr;
158 	track = (struct r100_cs_track *)p->track;
159 	idx_value = radeon_get_ib_value(p, idx);
160 	switch (reg) {
161 	case RADEON_CRTC_GUI_TRIG_VLINE:
162 		r = r100_cs_packet_parse_vline(p);
163 		if (r) {
164 			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
165 				  idx, reg);
166 			r100_cs_dump_packet(p, pkt);
167 			return r;
168 		}
169 		break;
170 		/* FIXME: only allow PACKET3 blit? easier to check for out of
171 		 * range access */
172 	case RADEON_DST_PITCH_OFFSET:
173 	case RADEON_SRC_PITCH_OFFSET:
174 		r = r100_reloc_pitch_offset(p, pkt, idx, reg);
175 		if (r)
176 			return r;
177 		break;
178 	case RADEON_RB3D_DEPTHOFFSET:
179 		r = r100_cs_packet_next_reloc(p, &reloc);
180 		if (r) {
181 			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
182 				  idx, reg);
183 			r100_cs_dump_packet(p, pkt);
184 			return r;
185 		}
186 		track->zb.robj = reloc->robj;
187 		track->zb.offset = idx_value;
188 		track->zb_dirty = true;
189 		ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
190 		break;
191 	case RADEON_RB3D_COLOROFFSET:
192 		r = r100_cs_packet_next_reloc(p, &reloc);
193 		if (r) {
194 			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
195 				  idx, reg);
196 			r100_cs_dump_packet(p, pkt);
197 			return r;
198 		}
199 		track->cb[0].robj = reloc->robj;
200 		track->cb[0].offset = idx_value;
201 		track->cb_dirty = true;
202 		ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
203 		break;
204 	case R200_PP_TXOFFSET_0:
205 	case R200_PP_TXOFFSET_1:
206 	case R200_PP_TXOFFSET_2:
207 	case R200_PP_TXOFFSET_3:
208 	case R200_PP_TXOFFSET_4:
209 	case R200_PP_TXOFFSET_5:
210 		i = (reg - R200_PP_TXOFFSET_0) / 24;
211 		r = r100_cs_packet_next_reloc(p, &reloc);
212 		if (r) {
213 			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
214 				  idx, reg);
215 			r100_cs_dump_packet(p, pkt);
216 			return r;
217 		}
218 		ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
219 		track->textures[i].robj = reloc->robj;
220 		track->tex_dirty = true;
221 		break;
222 	case R200_PP_CUBIC_OFFSET_F1_0:
223 	case R200_PP_CUBIC_OFFSET_F2_0:
224 	case R200_PP_CUBIC_OFFSET_F3_0:
225 	case R200_PP_CUBIC_OFFSET_F4_0:
226 	case R200_PP_CUBIC_OFFSET_F5_0:
227 	case R200_PP_CUBIC_OFFSET_F1_1:
228 	case R200_PP_CUBIC_OFFSET_F2_1:
229 	case R200_PP_CUBIC_OFFSET_F3_1:
230 	case R200_PP_CUBIC_OFFSET_F4_1:
231 	case R200_PP_CUBIC_OFFSET_F5_1:
232 	case R200_PP_CUBIC_OFFSET_F1_2:
233 	case R200_PP_CUBIC_OFFSET_F2_2:
234 	case R200_PP_CUBIC_OFFSET_F3_2:
235 	case R200_PP_CUBIC_OFFSET_F4_2:
236 	case R200_PP_CUBIC_OFFSET_F5_2:
237 	case R200_PP_CUBIC_OFFSET_F1_3:
238 	case R200_PP_CUBIC_OFFSET_F2_3:
239 	case R200_PP_CUBIC_OFFSET_F3_3:
240 	case R200_PP_CUBIC_OFFSET_F4_3:
241 	case R200_PP_CUBIC_OFFSET_F5_3:
242 	case R200_PP_CUBIC_OFFSET_F1_4:
243 	case R200_PP_CUBIC_OFFSET_F2_4:
244 	case R200_PP_CUBIC_OFFSET_F3_4:
245 	case R200_PP_CUBIC_OFFSET_F4_4:
246 	case R200_PP_CUBIC_OFFSET_F5_4:
247 	case R200_PP_CUBIC_OFFSET_F1_5:
248 	case R200_PP_CUBIC_OFFSET_F2_5:
249 	case R200_PP_CUBIC_OFFSET_F3_5:
250 	case R200_PP_CUBIC_OFFSET_F4_5:
251 	case R200_PP_CUBIC_OFFSET_F5_5:
252 		i = (reg - R200_PP_TXOFFSET_0) / 24;
253 		face = (reg - ((i * 24) + R200_PP_TXOFFSET_0)) / 4;
254 		r = r100_cs_packet_next_reloc(p, &reloc);
255 		if (r) {
256 			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
257 				  idx, reg);
258 			r100_cs_dump_packet(p, pkt);
259 			return r;
260 		}
261 		track->textures[i].cube_info[face - 1].offset = idx_value;
262 		ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
263 		track->textures[i].cube_info[face - 1].robj = reloc->robj;
264 		track->tex_dirty = true;
265 		break;
266 	case RADEON_RE_WIDTH_HEIGHT:
267 		track->maxy = ((idx_value >> 16) & 0x7FF);
268 		track->cb_dirty = true;
269 		track->zb_dirty = true;
270 		break;
271 	case RADEON_RB3D_COLORPITCH:
272 		r = r100_cs_packet_next_reloc(p, &reloc);
273 		if (r) {
274 			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
275 				  idx, reg);
276 			r100_cs_dump_packet(p, pkt);
277 			return r;
278 		}
279 
280 		if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO)
281 			tile_flags |= RADEON_COLOR_TILE_ENABLE;
282 		if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO)
283 			tile_flags |= RADEON_COLOR_MICROTILE_ENABLE;
284 
285 		tmp = idx_value & ~(0x7 << 16);
286 		tmp |= tile_flags;
287 		ib[idx] = tmp;
288 
289 		track->cb[0].pitch = idx_value & RADEON_COLORPITCH_MASK;
290 		track->cb_dirty = true;
291 		break;
292 	case RADEON_RB3D_DEPTHPITCH:
293 		track->zb.pitch = idx_value & RADEON_DEPTHPITCH_MASK;
294 		track->zb_dirty = true;
295 		break;
296 	case RADEON_RB3D_CNTL:
297 		switch ((idx_value >> RADEON_RB3D_COLOR_FORMAT_SHIFT) & 0x1f) {
298 		case 7:
299 		case 8:
300 		case 9:
301 		case 11:
302 		case 12:
303 			track->cb[0].cpp = 1;
304 			break;
305 		case 3:
306 		case 4:
307 		case 15:
308 			track->cb[0].cpp = 2;
309 			break;
310 		case 6:
311 			track->cb[0].cpp = 4;
312 			break;
313 		default:
314 			DRM_ERROR("Invalid color buffer format (%d) !\n",
315 				  ((idx_value >> RADEON_RB3D_COLOR_FORMAT_SHIFT) & 0x1f));
316 			return -EINVAL;
317 		}
318 		if (idx_value & RADEON_DEPTHXY_OFFSET_ENABLE) {
319 			DRM_ERROR("No support for depth xy offset in kms\n");
320 			return -EINVAL;
321 		}
322 
323 		track->z_enabled = !!(idx_value & RADEON_Z_ENABLE);
324 		track->cb_dirty = true;
325 		track->zb_dirty = true;
326 		break;
327 	case RADEON_RB3D_ZSTENCILCNTL:
328 		switch (idx_value & 0xf) {
329 		case 0:
330 			track->zb.cpp = 2;
331 			break;
332 		case 2:
333 		case 3:
334 		case 4:
335 		case 5:
336 		case 9:
337 		case 11:
338 			track->zb.cpp = 4;
339 			break;
340 		default:
341 			break;
342 		}
343 		track->zb_dirty = true;
344 		break;
345 	case RADEON_RB3D_ZPASS_ADDR:
346 		r = r100_cs_packet_next_reloc(p, &reloc);
347 		if (r) {
348 			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
349 				  idx, reg);
350 			r100_cs_dump_packet(p, pkt);
351 			return r;
352 		}
353 		ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
354 		break;
355 	case RADEON_PP_CNTL:
356 		{
357 			uint32_t temp = idx_value >> 4;
358 			for (i = 0; i < track->num_texture; i++)
359 				track->textures[i].enabled = !!(temp & (1 << i));
360 			track->tex_dirty = true;
361 		}
362 		break;
363 	case RADEON_SE_VF_CNTL:
364 		track->vap_vf_cntl = idx_value;
365 		break;
366 	case 0x210c:
367 		/* VAP_VF_MAX_VTX_INDX */
368 		track->max_indx = idx_value & 0x00FFFFFFUL;
369 		break;
370 	case R200_SE_VTX_FMT_0:
371 		track->vtx_size = r200_get_vtx_size_0(idx_value);
372 		break;
373 	case R200_SE_VTX_FMT_1:
374 		track->vtx_size += r200_get_vtx_size_1(idx_value);
375 		break;
376 	case R200_PP_TXSIZE_0:
377 	case R200_PP_TXSIZE_1:
378 	case R200_PP_TXSIZE_2:
379 	case R200_PP_TXSIZE_3:
380 	case R200_PP_TXSIZE_4:
381 	case R200_PP_TXSIZE_5:
382 		i = (reg - R200_PP_TXSIZE_0) / 32;
383 		track->textures[i].width = (idx_value & RADEON_TEX_USIZE_MASK) + 1;
384 		track->textures[i].height = ((idx_value & RADEON_TEX_VSIZE_MASK) >> RADEON_TEX_VSIZE_SHIFT) + 1;
385 		track->tex_dirty = true;
386 		break;
387 	case R200_PP_TXPITCH_0:
388 	case R200_PP_TXPITCH_1:
389 	case R200_PP_TXPITCH_2:
390 	case R200_PP_TXPITCH_3:
391 	case R200_PP_TXPITCH_4:
392 	case R200_PP_TXPITCH_5:
393 		i = (reg - R200_PP_TXPITCH_0) / 32;
394 		track->textures[i].pitch = idx_value + 32;
395 		track->tex_dirty = true;
396 		break;
397 	case R200_PP_TXFILTER_0:
398 	case R200_PP_TXFILTER_1:
399 	case R200_PP_TXFILTER_2:
400 	case R200_PP_TXFILTER_3:
401 	case R200_PP_TXFILTER_4:
402 	case R200_PP_TXFILTER_5:
403 		i = (reg - R200_PP_TXFILTER_0) / 32;
404 		track->textures[i].num_levels = ((idx_value & R200_MAX_MIP_LEVEL_MASK)
405 						 >> R200_MAX_MIP_LEVEL_SHIFT);
406 		tmp = (idx_value >> 23) & 0x7;
407 		if (tmp == 2 || tmp == 6)
408 			track->textures[i].roundup_w = false;
409 		tmp = (idx_value >> 27) & 0x7;
410 		if (tmp == 2 || tmp == 6)
411 			track->textures[i].roundup_h = false;
412 		track->tex_dirty = true;
413 		break;
414 	case R200_PP_TXMULTI_CTL_0:
415 	case R200_PP_TXMULTI_CTL_1:
416 	case R200_PP_TXMULTI_CTL_2:
417 	case R200_PP_TXMULTI_CTL_3:
418 	case R200_PP_TXMULTI_CTL_4:
419 	case R200_PP_TXMULTI_CTL_5:
420 		i = (reg - R200_PP_TXMULTI_CTL_0) / 32;
421 		break;
422 	case R200_PP_TXFORMAT_X_0:
423 	case R200_PP_TXFORMAT_X_1:
424 	case R200_PP_TXFORMAT_X_2:
425 	case R200_PP_TXFORMAT_X_3:
426 	case R200_PP_TXFORMAT_X_4:
427 	case R200_PP_TXFORMAT_X_5:
428 		i = (reg - R200_PP_TXFORMAT_X_0) / 32;
429 		track->textures[i].txdepth = idx_value & 0x7;
430 		tmp = (idx_value >> 16) & 0x3;
431 		/* 2D, 3D, CUBE */
432 		switch (tmp) {
433 		case 0:
434 		case 3:
435 		case 4:
436 		case 5:
437 		case 6:
438 		case 7:
439 			/* 1D/2D */
440 			track->textures[i].tex_coord_type = 0;
441 			break;
442 		case 1:
443 			/* CUBE */
444 			track->textures[i].tex_coord_type = 2;
445 			break;
446 		case 2:
447 			/* 3D */
448 			track->textures[i].tex_coord_type = 1;
449 			break;
450 		}
451 		track->tex_dirty = true;
452 		break;
453 	case R200_PP_TXFORMAT_0:
454 	case R200_PP_TXFORMAT_1:
455 	case R200_PP_TXFORMAT_2:
456 	case R200_PP_TXFORMAT_3:
457 	case R200_PP_TXFORMAT_4:
458 	case R200_PP_TXFORMAT_5:
459 		i = (reg - R200_PP_TXFORMAT_0) / 32;
460 		if (idx_value & R200_TXFORMAT_NON_POWER2) {
461 			track->textures[i].use_pitch = 1;
462 		} else {
463 			track->textures[i].use_pitch = 0;
464 			track->textures[i].width = 1 << ((idx_value >> RADEON_TXFORMAT_WIDTH_SHIFT) & RADEON_TXFORMAT_WIDTH_MASK);
465 			track->textures[i].height = 1 << ((idx_value >> RADEON_TXFORMAT_HEIGHT_SHIFT) & RADEON_TXFORMAT_HEIGHT_MASK);
466 		}
467 		if (idx_value & R200_TXFORMAT_LOOKUP_DISABLE)
468 			track->textures[i].lookup_disable = true;
469 		switch ((idx_value & RADEON_TXFORMAT_FORMAT_MASK)) {
470 		case R200_TXFORMAT_I8:
471 		case R200_TXFORMAT_RGB332:
472 		case R200_TXFORMAT_Y8:
473 			track->textures[i].cpp = 1;
474 			track->textures[i].compress_format = R100_TRACK_COMP_NONE;
475 			break;
476 		case R200_TXFORMAT_AI88:
477 		case R200_TXFORMAT_ARGB1555:
478 		case R200_TXFORMAT_RGB565:
479 		case R200_TXFORMAT_ARGB4444:
480 		case R200_TXFORMAT_VYUY422:
481 		case R200_TXFORMAT_YVYU422:
482 		case R200_TXFORMAT_LDVDU655:
483 		case R200_TXFORMAT_DVDU88:
484 		case R200_TXFORMAT_AVYU4444:
485 			track->textures[i].cpp = 2;
486 			track->textures[i].compress_format = R100_TRACK_COMP_NONE;
487 			break;
488 		case R200_TXFORMAT_ARGB8888:
489 		case R200_TXFORMAT_RGBA8888:
490 		case R200_TXFORMAT_ABGR8888:
491 		case R200_TXFORMAT_BGR111110:
492 		case R200_TXFORMAT_LDVDU8888:
493 			track->textures[i].cpp = 4;
494 			track->textures[i].compress_format = R100_TRACK_COMP_NONE;
495 			break;
496 		case R200_TXFORMAT_DXT1:
497 			track->textures[i].cpp = 1;
498 			track->textures[i].compress_format = R100_TRACK_COMP_DXT1;
499 			break;
500 		case R200_TXFORMAT_DXT23:
501 		case R200_TXFORMAT_DXT45:
502 			track->textures[i].cpp = 1;
503 			track->textures[i].compress_format = R100_TRACK_COMP_DXT1;
504 			break;
505 		}
506 		track->textures[i].cube_info[4].width = 1 << ((idx_value >> 16) & 0xf);
507 		track->textures[i].cube_info[4].height = 1 << ((idx_value >> 20) & 0xf);
508 		track->tex_dirty = true;
509 		break;
510 	case R200_PP_CUBIC_FACES_0:
511 	case R200_PP_CUBIC_FACES_1:
512 	case R200_PP_CUBIC_FACES_2:
513 	case R200_PP_CUBIC_FACES_3:
514 	case R200_PP_CUBIC_FACES_4:
515 	case R200_PP_CUBIC_FACES_5:
516 		tmp = idx_value;
517 		i = (reg - R200_PP_CUBIC_FACES_0) / 32;
518 		for (face = 0; face < 4; face++) {
519 			track->textures[i].cube_info[face].width = 1 << ((tmp >> (face * 8)) & 0xf);
520 			track->textures[i].cube_info[face].height = 1 << ((tmp >> ((face * 8) + 4)) & 0xf);
521 		}
522 		track->tex_dirty = true;
523 		break;
524 	default:
525 		printk(KERN_ERR "Forbidden register 0x%04X in cs at %d\n",
526 		       reg, idx);
527 		return -EINVAL;
528 	}
529 	return 0;
530 }
531 
532 void r200_set_safe_registers(struct radeon_device *rdev)
533 {
534 	rdev->config.r100.reg_safe_bm = r200_reg_safe_bm;
535 	rdev->config.r100.reg_safe_bm_size = ARRAY_SIZE(r200_reg_safe_bm);
536 }
537