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      1 /*	$NetBSD: radeon_r200.c,v 1.2 2021/12/18 23:45:43 riastradh Exp $	*/
      2 
      3 /*
      4  * Copyright 2008 Advanced Micro Devices, Inc.
      5  * Copyright 2008 Red Hat Inc.
      6  * Copyright 2009 Jerome Glisse.
      7  *
      8  * Permission is hereby granted, free of charge, to any person obtaining a
      9  * copy of this software and associated documentation files (the "Software"),
     10  * to deal in the Software without restriction, including without limitation
     11  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
     12  * and/or sell copies of the Software, and to permit persons to whom the
     13  * Software is furnished to do so, subject to the following conditions:
     14  *
     15  * The above copyright notice and this permission notice shall be included in
     16  * all copies or substantial portions of the Software.
     17  *
     18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     19  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     20  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     21  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
     22  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
     23  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
     24  * OTHER DEALINGS IN THE SOFTWARE.
     25  *
     26  * Authors: Dave Airlie
     27  *          Alex Deucher
     28  *          Jerome Glisse
     29  */
     30 
     31 #include <sys/cdefs.h>
     32 __KERNEL_RCSID(0, "$NetBSD: radeon_r200.c,v 1.2 2021/12/18 23:45:43 riastradh Exp $");
     33 
     34 #include <drm/radeon_drm.h>
     35 #include "radeon_reg.h"
     36 #include "radeon.h"
     37 #include "radeon_asic.h"
     38 
     39 #include "r100d.h"
     40 #include "r200_reg_safe.h"
     41 
     42 #include "r100_track.h"
     43 
     44 static int r200_get_vtx_size_0(uint32_t vtx_fmt_0)
     45 {
     46 	int vtx_size, i;
     47 	vtx_size = 2;
     48 
     49 	if (vtx_fmt_0 & R200_VTX_Z0)
     50 		vtx_size++;
     51 	if (vtx_fmt_0 & R200_VTX_W0)
     52 		vtx_size++;
     53 	/* blend weight */
     54 	if (vtx_fmt_0 & (0x7 << R200_VTX_WEIGHT_COUNT_SHIFT))
     55 		vtx_size += (vtx_fmt_0 >> R200_VTX_WEIGHT_COUNT_SHIFT) & 0x7;
     56 	if (vtx_fmt_0 & R200_VTX_PV_MATRIX_SEL)
     57 		vtx_size++;
     58 	if (vtx_fmt_0 & R200_VTX_N0)
     59 		vtx_size += 3;
     60 	if (vtx_fmt_0 & R200_VTX_POINT_SIZE)
     61 		vtx_size++;
     62 	if (vtx_fmt_0 & R200_VTX_DISCRETE_FOG)
     63 		vtx_size++;
     64 	if (vtx_fmt_0 & R200_VTX_SHININESS_0)
     65 		vtx_size++;
     66 	if (vtx_fmt_0 & R200_VTX_SHININESS_1)
     67 		vtx_size++;
     68 	for (i = 0; i < 8; i++) {
     69 		int color_size = (vtx_fmt_0 >> (11 + 2*i)) & 0x3;
     70 		switch (color_size) {
     71 		case 0: break;
     72 		case 1: vtx_size++; break;
     73 		case 2: vtx_size += 3; break;
     74 		case 3: vtx_size += 4; break;
     75 		}
     76 	}
     77 	if (vtx_fmt_0 & R200_VTX_XY1)
     78 		vtx_size += 2;
     79 	if (vtx_fmt_0 & R200_VTX_Z1)
     80 		vtx_size++;
     81 	if (vtx_fmt_0 & R200_VTX_W1)
     82 		vtx_size++;
     83 	if (vtx_fmt_0 & R200_VTX_N1)
     84 		vtx_size += 3;
     85 	return vtx_size;
     86 }
     87 
     88 struct radeon_fence *r200_copy_dma(struct radeon_device *rdev,
     89 				   uint64_t src_offset,
     90 				   uint64_t dst_offset,
     91 				   unsigned num_gpu_pages,
     92 				   struct dma_resv *resv)
     93 {
     94 	struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
     95 	struct radeon_fence *fence;
     96 	uint32_t size;
     97 	uint32_t cur_size;
     98 	int i, num_loops;
     99 	int r = 0;
    100 
    101 	/* radeon pitch is /64 */
    102 	size = num_gpu_pages << RADEON_GPU_PAGE_SHIFT;
    103 	num_loops = DIV_ROUND_UP(size, 0x1FFFFF);
    104 	r = radeon_ring_lock(rdev, ring, num_loops * 4 + 64);
    105 	if (r) {
    106 		DRM_ERROR("radeon: moving bo (%d).\n", r);
    107 		return ERR_PTR(r);
    108 	}
    109 	/* Must wait for 2D idle & clean before DMA or hangs might happen */
    110 	radeon_ring_write(ring, PACKET0(RADEON_WAIT_UNTIL, 0));
    111 	radeon_ring_write(ring, (1 << 16));
    112 	for (i = 0; i < num_loops; i++) {
    113 		cur_size = size;
    114 		if (cur_size > 0x1FFFFF) {
    115 			cur_size = 0x1FFFFF;
    116 		}
    117 		size -= cur_size;
    118 		radeon_ring_write(ring, PACKET0(0x720, 2));
    119 		radeon_ring_write(ring, src_offset);
    120 		radeon_ring_write(ring, dst_offset);
    121 		radeon_ring_write(ring, cur_size | (1 << 31) | (1 << 30));
    122 		src_offset += cur_size;
    123 		dst_offset += cur_size;
    124 	}
    125 	radeon_ring_write(ring, PACKET0(RADEON_WAIT_UNTIL, 0));
    126 	radeon_ring_write(ring, RADEON_WAIT_DMA_GUI_IDLE);
    127 	r = radeon_fence_emit(rdev, &fence, RADEON_RING_TYPE_GFX_INDEX);
    128 	if (r) {
    129 		radeon_ring_unlock_undo(rdev, ring);
    130 		return ERR_PTR(r);
    131 	}
    132 	radeon_ring_unlock_commit(rdev, ring, false);
    133 	return fence;
    134 }
    135 
    136 
    137 static int r200_get_vtx_size_1(uint32_t vtx_fmt_1)
    138 {
    139 	int vtx_size, i, tex_size;
    140 	vtx_size = 0;
    141 	for (i = 0; i < 6; i++) {
    142 		tex_size = (vtx_fmt_1 >> (i * 3)) & 0x7;
    143 		if (tex_size > 4)
    144 			continue;
    145 		vtx_size += tex_size;
    146 	}
    147 	return vtx_size;
    148 }
    149 
    150 int r200_packet0_check(struct radeon_cs_parser *p,
    151 		       struct radeon_cs_packet *pkt,
    152 		       unsigned idx, unsigned reg)
    153 {
    154 	struct radeon_bo_list *reloc;
    155 	struct r100_cs_track *track;
    156 	volatile uint32_t *ib;
    157 	uint32_t tmp;
    158 	int r;
    159 	int i;
    160 	int face;
    161 	u32 tile_flags = 0;
    162 	u32 idx_value;
    163 
    164 	ib = p->ib.ptr;
    165 	track = (struct r100_cs_track *)p->track;
    166 	idx_value = radeon_get_ib_value(p, idx);
    167 	switch (reg) {
    168 	case RADEON_CRTC_GUI_TRIG_VLINE:
    169 		r = r100_cs_packet_parse_vline(p);
    170 		if (r) {
    171 			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
    172 				  idx, reg);
    173 			radeon_cs_dump_packet(p, pkt);
    174 			return r;
    175 		}
    176 		break;
    177 		/* FIXME: only allow PACKET3 blit? easier to check for out of
    178 		 * range access */
    179 	case RADEON_DST_PITCH_OFFSET:
    180 	case RADEON_SRC_PITCH_OFFSET:
    181 		r = r100_reloc_pitch_offset(p, pkt, idx, reg);
    182 		if (r)
    183 			return r;
    184 		break;
    185 	case RADEON_RB3D_DEPTHOFFSET:
    186 		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
    187 		if (r) {
    188 			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
    189 				  idx, reg);
    190 			radeon_cs_dump_packet(p, pkt);
    191 			return r;
    192 		}
    193 		track->zb.robj = reloc->robj;
    194 		track->zb.offset = idx_value;
    195 		track->zb_dirty = true;
    196 		ib[idx] = idx_value + ((u32)reloc->gpu_offset);
    197 		break;
    198 	case RADEON_RB3D_COLOROFFSET:
    199 		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
    200 		if (r) {
    201 			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
    202 				  idx, reg);
    203 			radeon_cs_dump_packet(p, pkt);
    204 			return r;
    205 		}
    206 		track->cb[0].robj = reloc->robj;
    207 		track->cb[0].offset = idx_value;
    208 		track->cb_dirty = true;
    209 		ib[idx] = idx_value + ((u32)reloc->gpu_offset);
    210 		break;
    211 	case R200_PP_TXOFFSET_0:
    212 	case R200_PP_TXOFFSET_1:
    213 	case R200_PP_TXOFFSET_2:
    214 	case R200_PP_TXOFFSET_3:
    215 	case R200_PP_TXOFFSET_4:
    216 	case R200_PP_TXOFFSET_5:
    217 		i = (reg - R200_PP_TXOFFSET_0) / 24;
    218 		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
    219 		if (r) {
    220 			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
    221 				  idx, reg);
    222 			radeon_cs_dump_packet(p, pkt);
    223 			return r;
    224 		}
    225 		if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
    226 			if (reloc->tiling_flags & RADEON_TILING_MACRO)
    227 				tile_flags |= R200_TXO_MACRO_TILE;
    228 			if (reloc->tiling_flags & RADEON_TILING_MICRO)
    229 				tile_flags |= R200_TXO_MICRO_TILE;
    230 
    231 			tmp = idx_value & ~(0x7 << 2);
    232 			tmp |= tile_flags;
    233 			ib[idx] = tmp + ((u32)reloc->gpu_offset);
    234 		} else
    235 			ib[idx] = idx_value + ((u32)reloc->gpu_offset);
    236 		track->textures[i].robj = reloc->robj;
    237 		track->tex_dirty = true;
    238 		break;
    239 	case R200_PP_CUBIC_OFFSET_F1_0:
    240 	case R200_PP_CUBIC_OFFSET_F2_0:
    241 	case R200_PP_CUBIC_OFFSET_F3_0:
    242 	case R200_PP_CUBIC_OFFSET_F4_0:
    243 	case R200_PP_CUBIC_OFFSET_F5_0:
    244 	case R200_PP_CUBIC_OFFSET_F1_1:
    245 	case R200_PP_CUBIC_OFFSET_F2_1:
    246 	case R200_PP_CUBIC_OFFSET_F3_1:
    247 	case R200_PP_CUBIC_OFFSET_F4_1:
    248 	case R200_PP_CUBIC_OFFSET_F5_1:
    249 	case R200_PP_CUBIC_OFFSET_F1_2:
    250 	case R200_PP_CUBIC_OFFSET_F2_2:
    251 	case R200_PP_CUBIC_OFFSET_F3_2:
    252 	case R200_PP_CUBIC_OFFSET_F4_2:
    253 	case R200_PP_CUBIC_OFFSET_F5_2:
    254 	case R200_PP_CUBIC_OFFSET_F1_3:
    255 	case R200_PP_CUBIC_OFFSET_F2_3:
    256 	case R200_PP_CUBIC_OFFSET_F3_3:
    257 	case R200_PP_CUBIC_OFFSET_F4_3:
    258 	case R200_PP_CUBIC_OFFSET_F5_3:
    259 	case R200_PP_CUBIC_OFFSET_F1_4:
    260 	case R200_PP_CUBIC_OFFSET_F2_4:
    261 	case R200_PP_CUBIC_OFFSET_F3_4:
    262 	case R200_PP_CUBIC_OFFSET_F4_4:
    263 	case R200_PP_CUBIC_OFFSET_F5_4:
    264 	case R200_PP_CUBIC_OFFSET_F1_5:
    265 	case R200_PP_CUBIC_OFFSET_F2_5:
    266 	case R200_PP_CUBIC_OFFSET_F3_5:
    267 	case R200_PP_CUBIC_OFFSET_F4_5:
    268 	case R200_PP_CUBIC_OFFSET_F5_5:
    269 		i = (reg - R200_PP_TXOFFSET_0) / 24;
    270 		face = (reg - ((i * 24) + R200_PP_TXOFFSET_0)) / 4;
    271 		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
    272 		if (r) {
    273 			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
    274 				  idx, reg);
    275 			radeon_cs_dump_packet(p, pkt);
    276 			return r;
    277 		}
    278 		track->textures[i].cube_info[face - 1].offset = idx_value;
    279 		ib[idx] = idx_value + ((u32)reloc->gpu_offset);
    280 		track->textures[i].cube_info[face - 1].robj = reloc->robj;
    281 		track->tex_dirty = true;
    282 		break;
    283 	case RADEON_RE_WIDTH_HEIGHT:
    284 		track->maxy = ((idx_value >> 16) & 0x7FF);
    285 		track->cb_dirty = true;
    286 		track->zb_dirty = true;
    287 		break;
    288 	case RADEON_RB3D_COLORPITCH:
    289 		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
    290 		if (r) {
    291 			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
    292 				  idx, reg);
    293 			radeon_cs_dump_packet(p, pkt);
    294 			return r;
    295 		}
    296 
    297 		if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
    298 			if (reloc->tiling_flags & RADEON_TILING_MACRO)
    299 				tile_flags |= RADEON_COLOR_TILE_ENABLE;
    300 			if (reloc->tiling_flags & RADEON_TILING_MICRO)
    301 				tile_flags |= RADEON_COLOR_MICROTILE_ENABLE;
    302 
    303 			tmp = idx_value & ~(0x7 << 16);
    304 			tmp |= tile_flags;
    305 			ib[idx] = tmp;
    306 		} else
    307 			ib[idx] = idx_value;
    308 
    309 		track->cb[0].pitch = idx_value & RADEON_COLORPITCH_MASK;
    310 		track->cb_dirty = true;
    311 		break;
    312 	case RADEON_RB3D_DEPTHPITCH:
    313 		track->zb.pitch = idx_value & RADEON_DEPTHPITCH_MASK;
    314 		track->zb_dirty = true;
    315 		break;
    316 	case RADEON_RB3D_CNTL:
    317 		switch ((idx_value >> RADEON_RB3D_COLOR_FORMAT_SHIFT) & 0x1f) {
    318 		case 7:
    319 		case 8:
    320 		case 9:
    321 		case 11:
    322 		case 12:
    323 			track->cb[0].cpp = 1;
    324 			break;
    325 		case 3:
    326 		case 4:
    327 		case 15:
    328 			track->cb[0].cpp = 2;
    329 			break;
    330 		case 6:
    331 			track->cb[0].cpp = 4;
    332 			break;
    333 		default:
    334 			DRM_ERROR("Invalid color buffer format (%d) !\n",
    335 				  ((idx_value >> RADEON_RB3D_COLOR_FORMAT_SHIFT) & 0x1f));
    336 			return -EINVAL;
    337 		}
    338 		if (idx_value & RADEON_DEPTHXY_OFFSET_ENABLE) {
    339 			DRM_ERROR("No support for depth xy offset in kms\n");
    340 			return -EINVAL;
    341 		}
    342 
    343 		track->z_enabled = !!(idx_value & RADEON_Z_ENABLE);
    344 		track->cb_dirty = true;
    345 		track->zb_dirty = true;
    346 		break;
    347 	case RADEON_RB3D_ZSTENCILCNTL:
    348 		switch (idx_value & 0xf) {
    349 		case 0:
    350 			track->zb.cpp = 2;
    351 			break;
    352 		case 2:
    353 		case 3:
    354 		case 4:
    355 		case 5:
    356 		case 9:
    357 		case 11:
    358 			track->zb.cpp = 4;
    359 			break;
    360 		default:
    361 			break;
    362 		}
    363 		track->zb_dirty = true;
    364 		break;
    365 	case RADEON_RB3D_ZPASS_ADDR:
    366 		r = radeon_cs_packet_next_reloc(p, &reloc, 0);
    367 		if (r) {
    368 			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
    369 				  idx, reg);
    370 			radeon_cs_dump_packet(p, pkt);
    371 			return r;
    372 		}
    373 		ib[idx] = idx_value + ((u32)reloc->gpu_offset);
    374 		break;
    375 	case RADEON_PP_CNTL:
    376 		{
    377 			uint32_t temp = idx_value >> 4;
    378 			for (i = 0; i < track->num_texture; i++)
    379 				track->textures[i].enabled = !!(temp & (1 << i));
    380 			track->tex_dirty = true;
    381 		}
    382 		break;
    383 	case RADEON_SE_VF_CNTL:
    384 		track->vap_vf_cntl = idx_value;
    385 		break;
    386 	case 0x210c:
    387 		/* VAP_VF_MAX_VTX_INDX */
    388 		track->max_indx = idx_value & 0x00FFFFFFUL;
    389 		break;
    390 	case R200_SE_VTX_FMT_0:
    391 		track->vtx_size = r200_get_vtx_size_0(idx_value);
    392 		break;
    393 	case R200_SE_VTX_FMT_1:
    394 		track->vtx_size += r200_get_vtx_size_1(idx_value);
    395 		break;
    396 	case R200_PP_TXSIZE_0:
    397 	case R200_PP_TXSIZE_1:
    398 	case R200_PP_TXSIZE_2:
    399 	case R200_PP_TXSIZE_3:
    400 	case R200_PP_TXSIZE_4:
    401 	case R200_PP_TXSIZE_5:
    402 		i = (reg - R200_PP_TXSIZE_0) / 32;
    403 		track->textures[i].width = (idx_value & RADEON_TEX_USIZE_MASK) + 1;
    404 		track->textures[i].height = ((idx_value & RADEON_TEX_VSIZE_MASK) >> RADEON_TEX_VSIZE_SHIFT) + 1;
    405 		track->tex_dirty = true;
    406 		break;
    407 	case R200_PP_TXPITCH_0:
    408 	case R200_PP_TXPITCH_1:
    409 	case R200_PP_TXPITCH_2:
    410 	case R200_PP_TXPITCH_3:
    411 	case R200_PP_TXPITCH_4:
    412 	case R200_PP_TXPITCH_5:
    413 		i = (reg - R200_PP_TXPITCH_0) / 32;
    414 		track->textures[i].pitch = idx_value + 32;
    415 		track->tex_dirty = true;
    416 		break;
    417 	case R200_PP_TXFILTER_0:
    418 	case R200_PP_TXFILTER_1:
    419 	case R200_PP_TXFILTER_2:
    420 	case R200_PP_TXFILTER_3:
    421 	case R200_PP_TXFILTER_4:
    422 	case R200_PP_TXFILTER_5:
    423 		i = (reg - R200_PP_TXFILTER_0) / 32;
    424 		track->textures[i].num_levels = ((idx_value & R200_MAX_MIP_LEVEL_MASK)
    425 						 >> R200_MAX_MIP_LEVEL_SHIFT);
    426 		tmp = (idx_value >> 23) & 0x7;
    427 		if (tmp == 2 || tmp == 6)
    428 			track->textures[i].roundup_w = false;
    429 		tmp = (idx_value >> 27) & 0x7;
    430 		if (tmp == 2 || tmp == 6)
    431 			track->textures[i].roundup_h = false;
    432 		track->tex_dirty = true;
    433 		break;
    434 	case R200_PP_TXMULTI_CTL_0:
    435 	case R200_PP_TXMULTI_CTL_1:
    436 	case R200_PP_TXMULTI_CTL_2:
    437 	case R200_PP_TXMULTI_CTL_3:
    438 	case R200_PP_TXMULTI_CTL_4:
    439 	case R200_PP_TXMULTI_CTL_5:
    440 		i = (reg - R200_PP_TXMULTI_CTL_0) / 32;
    441 		break;
    442 	case R200_PP_TXFORMAT_X_0:
    443 	case R200_PP_TXFORMAT_X_1:
    444 	case R200_PP_TXFORMAT_X_2:
    445 	case R200_PP_TXFORMAT_X_3:
    446 	case R200_PP_TXFORMAT_X_4:
    447 	case R200_PP_TXFORMAT_X_5:
    448 		i = (reg - R200_PP_TXFORMAT_X_0) / 32;
    449 		track->textures[i].txdepth = idx_value & 0x7;
    450 		tmp = (idx_value >> 16) & 0x3;
    451 		/* 2D, 3D, CUBE */
    452 		switch (tmp) {
    453 		case 0:
    454 		case 3:
    455 		case 4:
    456 		case 5:
    457 		case 6:
    458 		case 7:
    459 			/* 1D/2D */
    460 			track->textures[i].tex_coord_type = 0;
    461 			break;
    462 		case 1:
    463 			/* CUBE */
    464 			track->textures[i].tex_coord_type = 2;
    465 			break;
    466 		case 2:
    467 			/* 3D */
    468 			track->textures[i].tex_coord_type = 1;
    469 			break;
    470 		}
    471 		track->tex_dirty = true;
    472 		break;
    473 	case R200_PP_TXFORMAT_0:
    474 	case R200_PP_TXFORMAT_1:
    475 	case R200_PP_TXFORMAT_2:
    476 	case R200_PP_TXFORMAT_3:
    477 	case R200_PP_TXFORMAT_4:
    478 	case R200_PP_TXFORMAT_5:
    479 		i = (reg - R200_PP_TXFORMAT_0) / 32;
    480 		if (idx_value & R200_TXFORMAT_NON_POWER2) {
    481 			track->textures[i].use_pitch = 1;
    482 		} else {
    483 			track->textures[i].use_pitch = 0;
    484 			track->textures[i].width = 1 << ((idx_value & RADEON_TXFORMAT_WIDTH_MASK) >> RADEON_TXFORMAT_WIDTH_SHIFT);
    485 			track->textures[i].height = 1 << ((idx_value & RADEON_TXFORMAT_HEIGHT_MASK) >> RADEON_TXFORMAT_HEIGHT_SHIFT);
    486 		}
    487 		if (idx_value & R200_TXFORMAT_LOOKUP_DISABLE)
    488 			track->textures[i].lookup_disable = true;
    489 		switch ((idx_value & RADEON_TXFORMAT_FORMAT_MASK)) {
    490 		case R200_TXFORMAT_I8:
    491 		case R200_TXFORMAT_RGB332:
    492 		case R200_TXFORMAT_Y8:
    493 			track->textures[i].cpp = 1;
    494 			track->textures[i].compress_format = R100_TRACK_COMP_NONE;
    495 			break;
    496 		case R200_TXFORMAT_AI88:
    497 		case R200_TXFORMAT_ARGB1555:
    498 		case R200_TXFORMAT_RGB565:
    499 		case R200_TXFORMAT_ARGB4444:
    500 		case R200_TXFORMAT_VYUY422:
    501 		case R200_TXFORMAT_YVYU422:
    502 		case R200_TXFORMAT_LDVDU655:
    503 		case R200_TXFORMAT_DVDU88:
    504 		case R200_TXFORMAT_AVYU4444:
    505 			track->textures[i].cpp = 2;
    506 			track->textures[i].compress_format = R100_TRACK_COMP_NONE;
    507 			break;
    508 		case R200_TXFORMAT_ARGB8888:
    509 		case R200_TXFORMAT_RGBA8888:
    510 		case R200_TXFORMAT_ABGR8888:
    511 		case R200_TXFORMAT_BGR111110:
    512 		case R200_TXFORMAT_LDVDU8888:
    513 			track->textures[i].cpp = 4;
    514 			track->textures[i].compress_format = R100_TRACK_COMP_NONE;
    515 			break;
    516 		case R200_TXFORMAT_DXT1:
    517 			track->textures[i].cpp = 1;
    518 			track->textures[i].compress_format = R100_TRACK_COMP_DXT1;
    519 			break;
    520 		case R200_TXFORMAT_DXT23:
    521 		case R200_TXFORMAT_DXT45:
    522 			track->textures[i].cpp = 1;
    523 			track->textures[i].compress_format = R100_TRACK_COMP_DXT1;
    524 			break;
    525 		}
    526 		track->textures[i].cube_info[4].width = 1 << ((idx_value >> 16) & 0xf);
    527 		track->textures[i].cube_info[4].height = 1 << ((idx_value >> 20) & 0xf);
    528 		track->tex_dirty = true;
    529 		break;
    530 	case R200_PP_CUBIC_FACES_0:
    531 	case R200_PP_CUBIC_FACES_1:
    532 	case R200_PP_CUBIC_FACES_2:
    533 	case R200_PP_CUBIC_FACES_3:
    534 	case R200_PP_CUBIC_FACES_4:
    535 	case R200_PP_CUBIC_FACES_5:
    536 		tmp = idx_value;
    537 		i = (reg - R200_PP_CUBIC_FACES_0) / 32;
    538 		for (face = 0; face < 4; face++) {
    539 			track->textures[i].cube_info[face].width = 1 << ((tmp >> (face * 8)) & 0xf);
    540 			track->textures[i].cube_info[face].height = 1 << ((tmp >> ((face * 8) + 4)) & 0xf);
    541 		}
    542 		track->tex_dirty = true;
    543 		break;
    544 	default:
    545 		pr_err("Forbidden register 0x%04X in cs at %d\n", reg, idx);
    546 		return -EINVAL;
    547 	}
    548 	return 0;
    549 }
    550 
    551 void r200_set_safe_registers(struct radeon_device *rdev)
    552 {
    553 	rdev->config.r100.reg_safe_bm = r200_reg_safe_bm;
    554 	rdev->config.r100.reg_safe_bm_size = ARRAY_SIZE(r200_reg_safe_bm);
    555 }
    556