1 /* radeon_state.c -- State support for Radeon -*- linux-c -*- */
2 /*
3 * Copyright 2000 VA Linux Systems, Inc., Fremont, California.
4 * All Rights Reserved.
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 (including the next
14 * paragraph) shall be included in all copies or substantial portions of the
15 * Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
21 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
22 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
23 * DEALINGS IN THE SOFTWARE.
24 *
25 * Authors:
26 * Gareth Hughes <gareth@valinux.com>
27 * Kevin E. Martin <martin@valinux.com>
28 *
29 * ------------------------ This file is DEPRECATED! -------------------------
30 */
31
32 #include <drm/drmP.h>
33 #include <drm/drm_buffer.h>
34 #include <drm/radeon_drm.h>
35 #include "radeon_drv.h"
36
37 /* ================================================================
38 * Helper functions for client state checking and fixup
39 */
40
radeon_check_and_fixup_offset(drm_radeon_private_t * dev_priv,struct drm_file * file_priv,u32 * offset)41 static __inline__ int radeon_check_and_fixup_offset(drm_radeon_private_t *
42 dev_priv,
43 struct drm_file * file_priv,
44 u32 *offset)
45 {
46 u64 off = *offset;
47 u32 fb_end = dev_priv->fb_location + dev_priv->fb_size - 1;
48 struct drm_radeon_driver_file_fields *radeon_priv;
49
50 /* Hrm ... the story of the offset ... So this function converts
51 * the various ideas of what userland clients might have for an
52 * offset in the card address space into an offset into the card
53 * address space :) So with a sane client, it should just keep
54 * the value intact and just do some boundary checking. However,
55 * not all clients are sane. Some older clients pass us 0 based
56 * offsets relative to the start of the framebuffer and some may
57 * assume the AGP aperture it appended to the framebuffer, so we
58 * try to detect those cases and fix them up.
59 *
60 * Note: It might be a good idea here to make sure the offset lands
61 * in some "allowed" area to protect things like the PCIE GART...
62 */
63
64 /* First, the best case, the offset already lands in either the
65 * framebuffer or the GART mapped space
66 */
67 if (radeon_check_offset(dev_priv, off))
68 return 0;
69
70 /* Ok, that didn't happen... now check if we have a zero based
71 * offset that fits in the framebuffer + gart space, apply the
72 * magic offset we get from SETPARAM or calculated from fb_location
73 */
74 if (off < (dev_priv->fb_size + dev_priv->gart_size)) {
75 radeon_priv = file_priv->driver_priv;
76 off += radeon_priv->radeon_fb_delta;
77 }
78
79 /* Finally, assume we aimed at a GART offset if beyond the fb */
80 if (off > fb_end)
81 off = off - fb_end - 1 + dev_priv->gart_vm_start;
82
83 /* Now recheck and fail if out of bounds */
84 if (radeon_check_offset(dev_priv, off)) {
85 DRM_DEBUG("offset fixed up to 0x%x\n", (unsigned int)off);
86 *offset = off;
87 return 0;
88 }
89 return -EINVAL;
90 }
91
radeon_check_and_fixup_packets(drm_radeon_private_t * dev_priv,struct drm_file * file_priv,int id,struct drm_buffer * buf)92 static __inline__ int radeon_check_and_fixup_packets(drm_radeon_private_t *
93 dev_priv,
94 struct drm_file *file_priv,
95 int id, struct drm_buffer *buf)
96 {
97 u32 *data;
98 switch (id) {
99
100 case RADEON_EMIT_PP_MISC:
101 data = drm_buffer_pointer_to_dword(buf,
102 (RADEON_RB3D_DEPTHOFFSET - RADEON_PP_MISC) / 4);
103
104 if (radeon_check_and_fixup_offset(dev_priv, file_priv, data)) {
105 DRM_ERROR("Invalid depth buffer offset\n");
106 return -EINVAL;
107 }
108 dev_priv->have_z_offset = 1;
109 break;
110
111 case RADEON_EMIT_PP_CNTL:
112 data = drm_buffer_pointer_to_dword(buf,
113 (RADEON_RB3D_COLOROFFSET - RADEON_PP_CNTL) / 4);
114
115 if (radeon_check_and_fixup_offset(dev_priv, file_priv, data)) {
116 DRM_ERROR("Invalid colour buffer offset\n");
117 return -EINVAL;
118 }
119 break;
120
121 case R200_EMIT_PP_TXOFFSET_0:
122 case R200_EMIT_PP_TXOFFSET_1:
123 case R200_EMIT_PP_TXOFFSET_2:
124 case R200_EMIT_PP_TXOFFSET_3:
125 case R200_EMIT_PP_TXOFFSET_4:
126 case R200_EMIT_PP_TXOFFSET_5:
127 data = drm_buffer_pointer_to_dword(buf, 0);
128 if (radeon_check_and_fixup_offset(dev_priv, file_priv, data)) {
129 DRM_ERROR("Invalid R200 texture offset\n");
130 return -EINVAL;
131 }
132 break;
133
134 case RADEON_EMIT_PP_TXFILTER_0:
135 case RADEON_EMIT_PP_TXFILTER_1:
136 case RADEON_EMIT_PP_TXFILTER_2:
137 data = drm_buffer_pointer_to_dword(buf,
138 (RADEON_PP_TXOFFSET_0 - RADEON_PP_TXFILTER_0) / 4);
139 if (radeon_check_and_fixup_offset(dev_priv, file_priv, data)) {
140 DRM_ERROR("Invalid R100 texture offset\n");
141 return -EINVAL;
142 }
143 break;
144
145 case R200_EMIT_PP_CUBIC_OFFSETS_0:
146 case R200_EMIT_PP_CUBIC_OFFSETS_1:
147 case R200_EMIT_PP_CUBIC_OFFSETS_2:
148 case R200_EMIT_PP_CUBIC_OFFSETS_3:
149 case R200_EMIT_PP_CUBIC_OFFSETS_4:
150 case R200_EMIT_PP_CUBIC_OFFSETS_5:{
151 int i;
152 for (i = 0; i < 5; i++) {
153 data = drm_buffer_pointer_to_dword(buf, i);
154 if (radeon_check_and_fixup_offset(dev_priv,
155 file_priv,
156 data)) {
157 DRM_ERROR
158 ("Invalid R200 cubic texture offset\n");
159 return -EINVAL;
160 }
161 }
162 break;
163 }
164
165 case RADEON_EMIT_PP_CUBIC_OFFSETS_T0:
166 case RADEON_EMIT_PP_CUBIC_OFFSETS_T1:
167 case RADEON_EMIT_PP_CUBIC_OFFSETS_T2:{
168 int i;
169 for (i = 0; i < 5; i++) {
170 data = drm_buffer_pointer_to_dword(buf, i);
171 if (radeon_check_and_fixup_offset(dev_priv,
172 file_priv,
173 data)) {
174 DRM_ERROR
175 ("Invalid R100 cubic texture offset\n");
176 return -EINVAL;
177 }
178 }
179 }
180 break;
181
182 case R200_EMIT_VAP_CTL:{
183 RING_LOCALS;
184 BEGIN_RING(2);
185 OUT_RING_REG(RADEON_SE_TCL_STATE_FLUSH, 0);
186 ADVANCE_RING();
187 }
188 break;
189
190 case RADEON_EMIT_RB3D_COLORPITCH:
191 case RADEON_EMIT_RE_LINE_PATTERN:
192 case RADEON_EMIT_SE_LINE_WIDTH:
193 case RADEON_EMIT_PP_LUM_MATRIX:
194 case RADEON_EMIT_PP_ROT_MATRIX_0:
195 case RADEON_EMIT_RB3D_STENCILREFMASK:
196 case RADEON_EMIT_SE_VPORT_XSCALE:
197 case RADEON_EMIT_SE_CNTL:
198 case RADEON_EMIT_SE_CNTL_STATUS:
199 case RADEON_EMIT_RE_MISC:
200 case RADEON_EMIT_PP_BORDER_COLOR_0:
201 case RADEON_EMIT_PP_BORDER_COLOR_1:
202 case RADEON_EMIT_PP_BORDER_COLOR_2:
203 case RADEON_EMIT_SE_ZBIAS_FACTOR:
204 case RADEON_EMIT_SE_TCL_OUTPUT_VTX_FMT:
205 case RADEON_EMIT_SE_TCL_MATERIAL_EMMISSIVE_RED:
206 case R200_EMIT_PP_TXCBLEND_0:
207 case R200_EMIT_PP_TXCBLEND_1:
208 case R200_EMIT_PP_TXCBLEND_2:
209 case R200_EMIT_PP_TXCBLEND_3:
210 case R200_EMIT_PP_TXCBLEND_4:
211 case R200_EMIT_PP_TXCBLEND_5:
212 case R200_EMIT_PP_TXCBLEND_6:
213 case R200_EMIT_PP_TXCBLEND_7:
214 case R200_EMIT_TCL_LIGHT_MODEL_CTL_0:
215 case R200_EMIT_TFACTOR_0:
216 case R200_EMIT_VTX_FMT_0:
217 case R200_EMIT_MATRIX_SELECT_0:
218 case R200_EMIT_TEX_PROC_CTL_2:
219 case R200_EMIT_TCL_UCP_VERT_BLEND_CTL:
220 case R200_EMIT_PP_TXFILTER_0:
221 case R200_EMIT_PP_TXFILTER_1:
222 case R200_EMIT_PP_TXFILTER_2:
223 case R200_EMIT_PP_TXFILTER_3:
224 case R200_EMIT_PP_TXFILTER_4:
225 case R200_EMIT_PP_TXFILTER_5:
226 case R200_EMIT_VTE_CNTL:
227 case R200_EMIT_OUTPUT_VTX_COMP_SEL:
228 case R200_EMIT_PP_TAM_DEBUG3:
229 case R200_EMIT_PP_CNTL_X:
230 case R200_EMIT_RB3D_DEPTHXY_OFFSET:
231 case R200_EMIT_RE_AUX_SCISSOR_CNTL:
232 case R200_EMIT_RE_SCISSOR_TL_0:
233 case R200_EMIT_RE_SCISSOR_TL_1:
234 case R200_EMIT_RE_SCISSOR_TL_2:
235 case R200_EMIT_SE_VAP_CNTL_STATUS:
236 case R200_EMIT_SE_VTX_STATE_CNTL:
237 case R200_EMIT_RE_POINTSIZE:
238 case R200_EMIT_TCL_INPUT_VTX_VECTOR_ADDR_0:
239 case R200_EMIT_PP_CUBIC_FACES_0:
240 case R200_EMIT_PP_CUBIC_FACES_1:
241 case R200_EMIT_PP_CUBIC_FACES_2:
242 case R200_EMIT_PP_CUBIC_FACES_3:
243 case R200_EMIT_PP_CUBIC_FACES_4:
244 case R200_EMIT_PP_CUBIC_FACES_5:
245 case RADEON_EMIT_PP_TEX_SIZE_0:
246 case RADEON_EMIT_PP_TEX_SIZE_1:
247 case RADEON_EMIT_PP_TEX_SIZE_2:
248 case R200_EMIT_RB3D_BLENDCOLOR:
249 case R200_EMIT_TCL_POINT_SPRITE_CNTL:
250 case RADEON_EMIT_PP_CUBIC_FACES_0:
251 case RADEON_EMIT_PP_CUBIC_FACES_1:
252 case RADEON_EMIT_PP_CUBIC_FACES_2:
253 case R200_EMIT_PP_TRI_PERF_CNTL:
254 case R200_EMIT_PP_AFS_0:
255 case R200_EMIT_PP_AFS_1:
256 case R200_EMIT_ATF_TFACTOR:
257 case R200_EMIT_PP_TXCTLALL_0:
258 case R200_EMIT_PP_TXCTLALL_1:
259 case R200_EMIT_PP_TXCTLALL_2:
260 case R200_EMIT_PP_TXCTLALL_3:
261 case R200_EMIT_PP_TXCTLALL_4:
262 case R200_EMIT_PP_TXCTLALL_5:
263 case R200_EMIT_VAP_PVS_CNTL:
264 /* These packets don't contain memory offsets */
265 break;
266
267 default:
268 DRM_ERROR("Unknown state packet ID %d\n", id);
269 return -EINVAL;
270 }
271
272 return 0;
273 }
274
radeon_check_and_fixup_packet3(drm_radeon_private_t * dev_priv,struct drm_file * file_priv,drm_radeon_kcmd_buffer_t * cmdbuf,unsigned int * cmdsz)275 static int radeon_check_and_fixup_packet3(drm_radeon_private_t *
276 dev_priv,
277 struct drm_file *file_priv,
278 drm_radeon_kcmd_buffer_t *
279 cmdbuf,
280 unsigned int *cmdsz)
281 {
282 u32 *cmd = drm_buffer_pointer_to_dword(cmdbuf->buffer, 0);
283 u32 offset, narrays;
284 int count, i, k;
285
286 count = ((*cmd & RADEON_CP_PACKET_COUNT_MASK) >> 16);
287 *cmdsz = 2 + count;
288
289 if ((*cmd & 0xc0000000) != RADEON_CP_PACKET3) {
290 DRM_ERROR("Not a type 3 packet\n");
291 return -EINVAL;
292 }
293
294 if (4 * *cmdsz > drm_buffer_unprocessed(cmdbuf->buffer)) {
295 DRM_ERROR("Packet size larger than size of data provided\n");
296 return -EINVAL;
297 }
298
299 switch (*cmd & 0xff00) {
300 /* XXX Are there old drivers needing other packets? */
301
302 case RADEON_3D_DRAW_IMMD:
303 case RADEON_3D_DRAW_VBUF:
304 case RADEON_3D_DRAW_INDX:
305 case RADEON_WAIT_FOR_IDLE:
306 case RADEON_CP_NOP:
307 case RADEON_3D_CLEAR_ZMASK:
308 /* case RADEON_CP_NEXT_CHAR:
309 case RADEON_CP_PLY_NEXTSCAN:
310 case RADEON_CP_SET_SCISSORS: */ /* probably safe but will never need them? */
311 /* these packets are safe */
312 break;
313
314 case RADEON_CP_3D_DRAW_IMMD_2:
315 case RADEON_CP_3D_DRAW_VBUF_2:
316 case RADEON_CP_3D_DRAW_INDX_2:
317 case RADEON_3D_CLEAR_HIZ:
318 /* safe but r200 only */
319 if (dev_priv->microcode_version != UCODE_R200) {
320 DRM_ERROR("Invalid 3d packet for r100-class chip\n");
321 return -EINVAL;
322 }
323 break;
324
325 case RADEON_3D_LOAD_VBPNTR:
326
327 if (count > 18) { /* 12 arrays max */
328 DRM_ERROR("Too large payload in 3D_LOAD_VBPNTR (count=%d)\n",
329 count);
330 return -EINVAL;
331 }
332
333 /* carefully check packet contents */
334 cmd = drm_buffer_pointer_to_dword(cmdbuf->buffer, 1);
335
336 narrays = *cmd & ~0xc000;
337 k = 0;
338 i = 2;
339 while ((k < narrays) && (i < (count + 2))) {
340 i++; /* skip attribute field */
341 cmd = drm_buffer_pointer_to_dword(cmdbuf->buffer, i);
342 if (radeon_check_and_fixup_offset(dev_priv, file_priv,
343 cmd)) {
344 DRM_ERROR
345 ("Invalid offset (k=%d i=%d) in 3D_LOAD_VBPNTR packet.\n",
346 k, i);
347 return -EINVAL;
348 }
349 k++;
350 i++;
351 if (k == narrays)
352 break;
353 /* have one more to process, they come in pairs */
354 cmd = drm_buffer_pointer_to_dword(cmdbuf->buffer, i);
355
356 if (radeon_check_and_fixup_offset(dev_priv,
357 file_priv, cmd))
358 {
359 DRM_ERROR
360 ("Invalid offset (k=%d i=%d) in 3D_LOAD_VBPNTR packet.\n",
361 k, i);
362 return -EINVAL;
363 }
364 k++;
365 i++;
366 }
367 /* do the counts match what we expect ? */
368 if ((k != narrays) || (i != (count + 2))) {
369 DRM_ERROR
370 ("Malformed 3D_LOAD_VBPNTR packet (k=%d i=%d narrays=%d count+1=%d).\n",
371 k, i, narrays, count + 1);
372 return -EINVAL;
373 }
374 break;
375
376 case RADEON_3D_RNDR_GEN_INDX_PRIM:
377 if (dev_priv->microcode_version != UCODE_R100) {
378 DRM_ERROR("Invalid 3d packet for r200-class chip\n");
379 return -EINVAL;
380 }
381
382 cmd = drm_buffer_pointer_to_dword(cmdbuf->buffer, 1);
383 if (radeon_check_and_fixup_offset(dev_priv, file_priv, cmd)) {
384 DRM_ERROR("Invalid rndr_gen_indx offset\n");
385 return -EINVAL;
386 }
387 break;
388
389 case RADEON_CP_INDX_BUFFER:
390 if (dev_priv->microcode_version != UCODE_R200) {
391 DRM_ERROR("Invalid 3d packet for r100-class chip\n");
392 return -EINVAL;
393 }
394
395 cmd = drm_buffer_pointer_to_dword(cmdbuf->buffer, 1);
396 if ((*cmd & 0x8000ffff) != 0x80000810) {
397 DRM_ERROR("Invalid indx_buffer reg address %08X\n", *cmd);
398 return -EINVAL;
399 }
400 cmd = drm_buffer_pointer_to_dword(cmdbuf->buffer, 2);
401 if (radeon_check_and_fixup_offset(dev_priv, file_priv, cmd)) {
402 DRM_ERROR("Invalid indx_buffer offset is %08X\n", *cmd);
403 return -EINVAL;
404 }
405 break;
406
407 case RADEON_CNTL_HOSTDATA_BLT:
408 case RADEON_CNTL_PAINT_MULTI:
409 case RADEON_CNTL_BITBLT_MULTI:
410 /* MSB of opcode: next DWORD GUI_CNTL */
411 cmd = drm_buffer_pointer_to_dword(cmdbuf->buffer, 1);
412 if (*cmd & (RADEON_GMC_SRC_PITCH_OFFSET_CNTL
413 | RADEON_GMC_DST_PITCH_OFFSET_CNTL)) {
414 u32 *cmd2 = drm_buffer_pointer_to_dword(cmdbuf->buffer, 2);
415 offset = *cmd2 << 10;
416 if (radeon_check_and_fixup_offset
417 (dev_priv, file_priv, &offset)) {
418 DRM_ERROR("Invalid first packet offset\n");
419 return -EINVAL;
420 }
421 *cmd2 = (*cmd2 & 0xffc00000) | offset >> 10;
422 }
423
424 if ((*cmd & RADEON_GMC_SRC_PITCH_OFFSET_CNTL) &&
425 (*cmd & RADEON_GMC_DST_PITCH_OFFSET_CNTL)) {
426 u32 *cmd3 = drm_buffer_pointer_to_dword(cmdbuf->buffer, 3);
427 offset = *cmd3 << 10;
428 if (radeon_check_and_fixup_offset
429 (dev_priv, file_priv, &offset)) {
430 DRM_ERROR("Invalid second packet offset\n");
431 return -EINVAL;
432 }
433 *cmd3 = (*cmd3 & 0xffc00000) | offset >> 10;
434 }
435 break;
436
437 default:
438 DRM_ERROR("Invalid packet type %x\n", *cmd & 0xff00);
439 return -EINVAL;
440 }
441
442 return 0;
443 }
444
445 /* ================================================================
446 * CP hardware state programming functions
447 */
448
radeon_emit_clip_rect(drm_radeon_private_t * dev_priv,struct drm_clip_rect * box)449 static void radeon_emit_clip_rect(drm_radeon_private_t * dev_priv,
450 struct drm_clip_rect * box)
451 {
452 RING_LOCALS;
453
454 DRM_DEBUG(" box: x1=%d y1=%d x2=%d y2=%d\n",
455 box->x1, box->y1, box->x2, box->y2);
456
457 BEGIN_RING(4);
458 OUT_RING(CP_PACKET0(RADEON_RE_TOP_LEFT, 0));
459 OUT_RING((box->y1 << 16) | box->x1);
460 OUT_RING(CP_PACKET0(RADEON_RE_WIDTH_HEIGHT, 0));
461 OUT_RING(((box->y2 - 1) << 16) | (box->x2 - 1));
462 ADVANCE_RING();
463 }
464
465 /* Emit 1.1 state
466 */
radeon_emit_state(drm_radeon_private_t * dev_priv,struct drm_file * file_priv,drm_radeon_context_regs_t * ctx,drm_radeon_texture_regs_t * tex,unsigned int dirty)467 static int radeon_emit_state(drm_radeon_private_t * dev_priv,
468 struct drm_file *file_priv,
469 drm_radeon_context_regs_t * ctx,
470 drm_radeon_texture_regs_t * tex,
471 unsigned int dirty)
472 {
473 RING_LOCALS;
474 DRM_DEBUG("dirty=0x%08x\n", dirty);
475
476 if (dirty & RADEON_UPLOAD_CONTEXT) {
477 if (radeon_check_and_fixup_offset(dev_priv, file_priv,
478 &ctx->rb3d_depthoffset)) {
479 DRM_ERROR("Invalid depth buffer offset\n");
480 return -EINVAL;
481 }
482
483 if (radeon_check_and_fixup_offset(dev_priv, file_priv,
484 &ctx->rb3d_coloroffset)) {
485 DRM_ERROR("Invalid depth buffer offset\n");
486 return -EINVAL;
487 }
488
489 BEGIN_RING(14);
490 OUT_RING(CP_PACKET0(RADEON_PP_MISC, 6));
491 OUT_RING(ctx->pp_misc);
492 OUT_RING(ctx->pp_fog_color);
493 OUT_RING(ctx->re_solid_color);
494 OUT_RING(ctx->rb3d_blendcntl);
495 OUT_RING(ctx->rb3d_depthoffset);
496 OUT_RING(ctx->rb3d_depthpitch);
497 OUT_RING(ctx->rb3d_zstencilcntl);
498 OUT_RING(CP_PACKET0(RADEON_PP_CNTL, 2));
499 OUT_RING(ctx->pp_cntl);
500 OUT_RING(ctx->rb3d_cntl);
501 OUT_RING(ctx->rb3d_coloroffset);
502 OUT_RING(CP_PACKET0(RADEON_RB3D_COLORPITCH, 0));
503 OUT_RING(ctx->rb3d_colorpitch);
504 ADVANCE_RING();
505 }
506
507 if (dirty & RADEON_UPLOAD_VERTFMT) {
508 BEGIN_RING(2);
509 OUT_RING(CP_PACKET0(RADEON_SE_COORD_FMT, 0));
510 OUT_RING(ctx->se_coord_fmt);
511 ADVANCE_RING();
512 }
513
514 if (dirty & RADEON_UPLOAD_LINE) {
515 BEGIN_RING(5);
516 OUT_RING(CP_PACKET0(RADEON_RE_LINE_PATTERN, 1));
517 OUT_RING(ctx->re_line_pattern);
518 OUT_RING(ctx->re_line_state);
519 OUT_RING(CP_PACKET0(RADEON_SE_LINE_WIDTH, 0));
520 OUT_RING(ctx->se_line_width);
521 ADVANCE_RING();
522 }
523
524 if (dirty & RADEON_UPLOAD_BUMPMAP) {
525 BEGIN_RING(5);
526 OUT_RING(CP_PACKET0(RADEON_PP_LUM_MATRIX, 0));
527 OUT_RING(ctx->pp_lum_matrix);
528 OUT_RING(CP_PACKET0(RADEON_PP_ROT_MATRIX_0, 1));
529 OUT_RING(ctx->pp_rot_matrix_0);
530 OUT_RING(ctx->pp_rot_matrix_1);
531 ADVANCE_RING();
532 }
533
534 if (dirty & RADEON_UPLOAD_MASKS) {
535 BEGIN_RING(4);
536 OUT_RING(CP_PACKET0(RADEON_RB3D_STENCILREFMASK, 2));
537 OUT_RING(ctx->rb3d_stencilrefmask);
538 OUT_RING(ctx->rb3d_ropcntl);
539 OUT_RING(ctx->rb3d_planemask);
540 ADVANCE_RING();
541 }
542
543 if (dirty & RADEON_UPLOAD_VIEWPORT) {
544 BEGIN_RING(7);
545 OUT_RING(CP_PACKET0(RADEON_SE_VPORT_XSCALE, 5));
546 OUT_RING(ctx->se_vport_xscale);
547 OUT_RING(ctx->se_vport_xoffset);
548 OUT_RING(ctx->se_vport_yscale);
549 OUT_RING(ctx->se_vport_yoffset);
550 OUT_RING(ctx->se_vport_zscale);
551 OUT_RING(ctx->se_vport_zoffset);
552 ADVANCE_RING();
553 }
554
555 if (dirty & RADEON_UPLOAD_SETUP) {
556 BEGIN_RING(4);
557 OUT_RING(CP_PACKET0(RADEON_SE_CNTL, 0));
558 OUT_RING(ctx->se_cntl);
559 OUT_RING(CP_PACKET0(RADEON_SE_CNTL_STATUS, 0));
560 OUT_RING(ctx->se_cntl_status);
561 ADVANCE_RING();
562 }
563
564 if (dirty & RADEON_UPLOAD_MISC) {
565 BEGIN_RING(2);
566 OUT_RING(CP_PACKET0(RADEON_RE_MISC, 0));
567 OUT_RING(ctx->re_misc);
568 ADVANCE_RING();
569 }
570
571 if (dirty & RADEON_UPLOAD_TEX0) {
572 if (radeon_check_and_fixup_offset(dev_priv, file_priv,
573 &tex[0].pp_txoffset)) {
574 DRM_ERROR("Invalid texture offset for unit 0\n");
575 return -EINVAL;
576 }
577
578 BEGIN_RING(9);
579 OUT_RING(CP_PACKET0(RADEON_PP_TXFILTER_0, 5));
580 OUT_RING(tex[0].pp_txfilter);
581 OUT_RING(tex[0].pp_txformat);
582 OUT_RING(tex[0].pp_txoffset);
583 OUT_RING(tex[0].pp_txcblend);
584 OUT_RING(tex[0].pp_txablend);
585 OUT_RING(tex[0].pp_tfactor);
586 OUT_RING(CP_PACKET0(RADEON_PP_BORDER_COLOR_0, 0));
587 OUT_RING(tex[0].pp_border_color);
588 ADVANCE_RING();
589 }
590
591 if (dirty & RADEON_UPLOAD_TEX1) {
592 if (radeon_check_and_fixup_offset(dev_priv, file_priv,
593 &tex[1].pp_txoffset)) {
594 DRM_ERROR("Invalid texture offset for unit 1\n");
595 return -EINVAL;
596 }
597
598 BEGIN_RING(9);
599 OUT_RING(CP_PACKET0(RADEON_PP_TXFILTER_1, 5));
600 OUT_RING(tex[1].pp_txfilter);
601 OUT_RING(tex[1].pp_txformat);
602 OUT_RING(tex[1].pp_txoffset);
603 OUT_RING(tex[1].pp_txcblend);
604 OUT_RING(tex[1].pp_txablend);
605 OUT_RING(tex[1].pp_tfactor);
606 OUT_RING(CP_PACKET0(RADEON_PP_BORDER_COLOR_1, 0));
607 OUT_RING(tex[1].pp_border_color);
608 ADVANCE_RING();
609 }
610
611 if (dirty & RADEON_UPLOAD_TEX2) {
612 if (radeon_check_and_fixup_offset(dev_priv, file_priv,
613 &tex[2].pp_txoffset)) {
614 DRM_ERROR("Invalid texture offset for unit 2\n");
615 return -EINVAL;
616 }
617
618 BEGIN_RING(9);
619 OUT_RING(CP_PACKET0(RADEON_PP_TXFILTER_2, 5));
620 OUT_RING(tex[2].pp_txfilter);
621 OUT_RING(tex[2].pp_txformat);
622 OUT_RING(tex[2].pp_txoffset);
623 OUT_RING(tex[2].pp_txcblend);
624 OUT_RING(tex[2].pp_txablend);
625 OUT_RING(tex[2].pp_tfactor);
626 OUT_RING(CP_PACKET0(RADEON_PP_BORDER_COLOR_2, 0));
627 OUT_RING(tex[2].pp_border_color);
628 ADVANCE_RING();
629 }
630
631 return 0;
632 }
633
634 /* Emit 1.2 state
635 */
radeon_emit_state2(drm_radeon_private_t * dev_priv,struct drm_file * file_priv,drm_radeon_state_t * state)636 static int radeon_emit_state2(drm_radeon_private_t * dev_priv,
637 struct drm_file *file_priv,
638 drm_radeon_state_t * state)
639 {
640 RING_LOCALS;
641
642 if (state->dirty & RADEON_UPLOAD_ZBIAS) {
643 BEGIN_RING(3);
644 OUT_RING(CP_PACKET0(RADEON_SE_ZBIAS_FACTOR, 1));
645 OUT_RING(state->context2.se_zbias_factor);
646 OUT_RING(state->context2.se_zbias_constant);
647 ADVANCE_RING();
648 }
649
650 return radeon_emit_state(dev_priv, file_priv, &state->context,
651 state->tex, state->dirty);
652 }
653
654 /* New (1.3) state mechanism. 3 commands (packet, scalar, vector) in
655 * 1.3 cmdbuffers allow all previous state to be updated as well as
656 * the tcl scalar and vector areas.
657 */
658 static struct {
659 int start;
660 int len;
661 const char *name;
662 } packet[RADEON_MAX_STATE_PACKETS] = {
663 {RADEON_PP_MISC, 7, "RADEON_PP_MISC"},
664 {RADEON_PP_CNTL, 3, "RADEON_PP_CNTL"},
665 {RADEON_RB3D_COLORPITCH, 1, "RADEON_RB3D_COLORPITCH"},
666 {RADEON_RE_LINE_PATTERN, 2, "RADEON_RE_LINE_PATTERN"},
667 {RADEON_SE_LINE_WIDTH, 1, "RADEON_SE_LINE_WIDTH"},
668 {RADEON_PP_LUM_MATRIX, 1, "RADEON_PP_LUM_MATRIX"},
669 {RADEON_PP_ROT_MATRIX_0, 2, "RADEON_PP_ROT_MATRIX_0"},
670 {RADEON_RB3D_STENCILREFMASK, 3, "RADEON_RB3D_STENCILREFMASK"},
671 {RADEON_SE_VPORT_XSCALE, 6, "RADEON_SE_VPORT_XSCALE"},
672 {RADEON_SE_CNTL, 2, "RADEON_SE_CNTL"},
673 {RADEON_SE_CNTL_STATUS, 1, "RADEON_SE_CNTL_STATUS"},
674 {RADEON_RE_MISC, 1, "RADEON_RE_MISC"},
675 {RADEON_PP_TXFILTER_0, 6, "RADEON_PP_TXFILTER_0"},
676 {RADEON_PP_BORDER_COLOR_0, 1, "RADEON_PP_BORDER_COLOR_0"},
677 {RADEON_PP_TXFILTER_1, 6, "RADEON_PP_TXFILTER_1"},
678 {RADEON_PP_BORDER_COLOR_1, 1, "RADEON_PP_BORDER_COLOR_1"},
679 {RADEON_PP_TXFILTER_2, 6, "RADEON_PP_TXFILTER_2"},
680 {RADEON_PP_BORDER_COLOR_2, 1, "RADEON_PP_BORDER_COLOR_2"},
681 {RADEON_SE_ZBIAS_FACTOR, 2, "RADEON_SE_ZBIAS_FACTOR"},
682 {RADEON_SE_TCL_OUTPUT_VTX_FMT, 11, "RADEON_SE_TCL_OUTPUT_VTX_FMT"},
683 {RADEON_SE_TCL_MATERIAL_EMMISSIVE_RED, 17,
684 "RADEON_SE_TCL_MATERIAL_EMMISSIVE_RED"},
685 {R200_PP_TXCBLEND_0, 4, "R200_PP_TXCBLEND_0"},
686 {R200_PP_TXCBLEND_1, 4, "R200_PP_TXCBLEND_1"},
687 {R200_PP_TXCBLEND_2, 4, "R200_PP_TXCBLEND_2"},
688 {R200_PP_TXCBLEND_3, 4, "R200_PP_TXCBLEND_3"},
689 {R200_PP_TXCBLEND_4, 4, "R200_PP_TXCBLEND_4"},
690 {R200_PP_TXCBLEND_5, 4, "R200_PP_TXCBLEND_5"},
691 {R200_PP_TXCBLEND_6, 4, "R200_PP_TXCBLEND_6"},
692 {R200_PP_TXCBLEND_7, 4, "R200_PP_TXCBLEND_7"},
693 {R200_SE_TCL_LIGHT_MODEL_CTL_0, 6, "R200_SE_TCL_LIGHT_MODEL_CTL_0"},
694 {R200_PP_TFACTOR_0, 6, "R200_PP_TFACTOR_0"},
695 {R200_SE_VTX_FMT_0, 4, "R200_SE_VTX_FMT_0"},
696 {R200_SE_VAP_CNTL, 1, "R200_SE_VAP_CNTL"},
697 {R200_SE_TCL_MATRIX_SEL_0, 5, "R200_SE_TCL_MATRIX_SEL_0"},
698 {R200_SE_TCL_TEX_PROC_CTL_2, 5, "R200_SE_TCL_TEX_PROC_CTL_2"},
699 {R200_SE_TCL_UCP_VERT_BLEND_CTL, 1, "R200_SE_TCL_UCP_VERT_BLEND_CTL"},
700 {R200_PP_TXFILTER_0, 6, "R200_PP_TXFILTER_0"},
701 {R200_PP_TXFILTER_1, 6, "R200_PP_TXFILTER_1"},
702 {R200_PP_TXFILTER_2, 6, "R200_PP_TXFILTER_2"},
703 {R200_PP_TXFILTER_3, 6, "R200_PP_TXFILTER_3"},
704 {R200_PP_TXFILTER_4, 6, "R200_PP_TXFILTER_4"},
705 {R200_PP_TXFILTER_5, 6, "R200_PP_TXFILTER_5"},
706 {R200_PP_TXOFFSET_0, 1, "R200_PP_TXOFFSET_0"},
707 {R200_PP_TXOFFSET_1, 1, "R200_PP_TXOFFSET_1"},
708 {R200_PP_TXOFFSET_2, 1, "R200_PP_TXOFFSET_2"},
709 {R200_PP_TXOFFSET_3, 1, "R200_PP_TXOFFSET_3"},
710 {R200_PP_TXOFFSET_4, 1, "R200_PP_TXOFFSET_4"},
711 {R200_PP_TXOFFSET_5, 1, "R200_PP_TXOFFSET_5"},
712 {R200_SE_VTE_CNTL, 1, "R200_SE_VTE_CNTL"},
713 {R200_SE_TCL_OUTPUT_VTX_COMP_SEL, 1,
714 "R200_SE_TCL_OUTPUT_VTX_COMP_SEL"},
715 {R200_PP_TAM_DEBUG3, 1, "R200_PP_TAM_DEBUG3"},
716 {R200_PP_CNTL_X, 1, "R200_PP_CNTL_X"},
717 {R200_RB3D_DEPTHXY_OFFSET, 1, "R200_RB3D_DEPTHXY_OFFSET"},
718 {R200_RE_AUX_SCISSOR_CNTL, 1, "R200_RE_AUX_SCISSOR_CNTL"},
719 {R200_RE_SCISSOR_TL_0, 2, "R200_RE_SCISSOR_TL_0"},
720 {R200_RE_SCISSOR_TL_1, 2, "R200_RE_SCISSOR_TL_1"},
721 {R200_RE_SCISSOR_TL_2, 2, "R200_RE_SCISSOR_TL_2"},
722 {R200_SE_VAP_CNTL_STATUS, 1, "R200_SE_VAP_CNTL_STATUS"},
723 {R200_SE_VTX_STATE_CNTL, 1, "R200_SE_VTX_STATE_CNTL"},
724 {R200_RE_POINTSIZE, 1, "R200_RE_POINTSIZE"},
725 {R200_SE_TCL_INPUT_VTX_VECTOR_ADDR_0, 4,
726 "R200_SE_TCL_INPUT_VTX_VECTOR_ADDR_0"},
727 {R200_PP_CUBIC_FACES_0, 1, "R200_PP_CUBIC_FACES_0"}, /* 61 */
728 {R200_PP_CUBIC_OFFSET_F1_0, 5, "R200_PP_CUBIC_OFFSET_F1_0"}, /* 62 */
729 {R200_PP_CUBIC_FACES_1, 1, "R200_PP_CUBIC_FACES_1"},
730 {R200_PP_CUBIC_OFFSET_F1_1, 5, "R200_PP_CUBIC_OFFSET_F1_1"},
731 {R200_PP_CUBIC_FACES_2, 1, "R200_PP_CUBIC_FACES_2"},
732 {R200_PP_CUBIC_OFFSET_F1_2, 5, "R200_PP_CUBIC_OFFSET_F1_2"},
733 {R200_PP_CUBIC_FACES_3, 1, "R200_PP_CUBIC_FACES_3"},
734 {R200_PP_CUBIC_OFFSET_F1_3, 5, "R200_PP_CUBIC_OFFSET_F1_3"},
735 {R200_PP_CUBIC_FACES_4, 1, "R200_PP_CUBIC_FACES_4"},
736 {R200_PP_CUBIC_OFFSET_F1_4, 5, "R200_PP_CUBIC_OFFSET_F1_4"},
737 {R200_PP_CUBIC_FACES_5, 1, "R200_PP_CUBIC_FACES_5"},
738 {R200_PP_CUBIC_OFFSET_F1_5, 5, "R200_PP_CUBIC_OFFSET_F1_5"},
739 {RADEON_PP_TEX_SIZE_0, 2, "RADEON_PP_TEX_SIZE_0"},
740 {RADEON_PP_TEX_SIZE_1, 2, "RADEON_PP_TEX_SIZE_1"},
741 {RADEON_PP_TEX_SIZE_2, 2, "RADEON_PP_TEX_SIZE_2"},
742 {R200_RB3D_BLENDCOLOR, 3, "R200_RB3D_BLENDCOLOR"},
743 {R200_SE_TCL_POINT_SPRITE_CNTL, 1, "R200_SE_TCL_POINT_SPRITE_CNTL"},
744 {RADEON_PP_CUBIC_FACES_0, 1, "RADEON_PP_CUBIC_FACES_0"},
745 {RADEON_PP_CUBIC_OFFSET_T0_0, 5, "RADEON_PP_CUBIC_OFFSET_T0_0"},
746 {RADEON_PP_CUBIC_FACES_1, 1, "RADEON_PP_CUBIC_FACES_1"},
747 {RADEON_PP_CUBIC_OFFSET_T1_0, 5, "RADEON_PP_CUBIC_OFFSET_T1_0"},
748 {RADEON_PP_CUBIC_FACES_2, 1, "RADEON_PP_CUBIC_FACES_2"},
749 {RADEON_PP_CUBIC_OFFSET_T2_0, 5, "RADEON_PP_CUBIC_OFFSET_T2_0"},
750 {R200_PP_TRI_PERF, 2, "R200_PP_TRI_PERF"},
751 {R200_PP_AFS_0, 32, "R200_PP_AFS_0"}, /* 85 */
752 {R200_PP_AFS_1, 32, "R200_PP_AFS_1"},
753 {R200_PP_TFACTOR_0, 8, "R200_ATF_TFACTOR"},
754 {R200_PP_TXFILTER_0, 8, "R200_PP_TXCTLALL_0"},
755 {R200_PP_TXFILTER_1, 8, "R200_PP_TXCTLALL_1"},
756 {R200_PP_TXFILTER_2, 8, "R200_PP_TXCTLALL_2"},
757 {R200_PP_TXFILTER_3, 8, "R200_PP_TXCTLALL_3"},
758 {R200_PP_TXFILTER_4, 8, "R200_PP_TXCTLALL_4"},
759 {R200_PP_TXFILTER_5, 8, "R200_PP_TXCTLALL_5"},
760 {R200_VAP_PVS_CNTL_1, 2, "R200_VAP_PVS_CNTL"},
761 };
762
763 /* ================================================================
764 * Performance monitoring functions
765 */
766
radeon_clear_box(drm_radeon_private_t * dev_priv,struct drm_radeon_master_private * master_priv,int x,int y,int w,int h,int r,int g,int b)767 static void radeon_clear_box(drm_radeon_private_t * dev_priv,
768 struct drm_radeon_master_private *master_priv,
769 int x, int y, int w, int h, int r, int g, int b)
770 {
771 u32 color;
772 RING_LOCALS;
773
774 x += master_priv->sarea_priv->boxes[0].x1;
775 y += master_priv->sarea_priv->boxes[0].y1;
776
777 switch (dev_priv->color_fmt) {
778 case RADEON_COLOR_FORMAT_RGB565:
779 color = (((r & 0xf8) << 8) |
780 ((g & 0xfc) << 3) | ((b & 0xf8) >> 3));
781 break;
782 case RADEON_COLOR_FORMAT_ARGB8888:
783 default:
784 color = (((0xff) << 24) | (r << 16) | (g << 8) | b);
785 break;
786 }
787
788 BEGIN_RING(4);
789 RADEON_WAIT_UNTIL_3D_IDLE();
790 OUT_RING(CP_PACKET0(RADEON_DP_WRITE_MASK, 0));
791 OUT_RING(0xffffffff);
792 ADVANCE_RING();
793
794 BEGIN_RING(6);
795
796 OUT_RING(CP_PACKET3(RADEON_CNTL_PAINT_MULTI, 4));
797 OUT_RING(RADEON_GMC_DST_PITCH_OFFSET_CNTL |
798 RADEON_GMC_BRUSH_SOLID_COLOR |
799 (dev_priv->color_fmt << 8) |
800 RADEON_GMC_SRC_DATATYPE_COLOR |
801 RADEON_ROP3_P | RADEON_GMC_CLR_CMP_CNTL_DIS);
802
803 if (master_priv->sarea_priv->pfCurrentPage == 1) {
804 OUT_RING(dev_priv->front_pitch_offset);
805 } else {
806 OUT_RING(dev_priv->back_pitch_offset);
807 }
808
809 OUT_RING(color);
810
811 OUT_RING((x << 16) | y);
812 OUT_RING((w << 16) | h);
813
814 ADVANCE_RING();
815 }
816
radeon_cp_performance_boxes(drm_radeon_private_t * dev_priv,struct drm_radeon_master_private * master_priv)817 static void radeon_cp_performance_boxes(drm_radeon_private_t *dev_priv, struct drm_radeon_master_private *master_priv)
818 {
819 /* Collapse various things into a wait flag -- trying to
820 * guess if userspase slept -- better just to have them tell us.
821 */
822 if (dev_priv->stats.last_frame_reads > 1 ||
823 dev_priv->stats.last_clear_reads > dev_priv->stats.clears) {
824 dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE;
825 }
826
827 if (dev_priv->stats.freelist_loops) {
828 dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE;
829 }
830
831 /* Purple box for page flipping
832 */
833 if (dev_priv->stats.boxes & RADEON_BOX_FLIP)
834 radeon_clear_box(dev_priv, master_priv, 4, 4, 8, 8, 255, 0, 255);
835
836 /* Red box if we have to wait for idle at any point
837 */
838 if (dev_priv->stats.boxes & RADEON_BOX_WAIT_IDLE)
839 radeon_clear_box(dev_priv, master_priv, 16, 4, 8, 8, 255, 0, 0);
840
841 /* Blue box: lost context?
842 */
843
844 /* Yellow box for texture swaps
845 */
846 if (dev_priv->stats.boxes & RADEON_BOX_TEXTURE_LOAD)
847 radeon_clear_box(dev_priv, master_priv, 40, 4, 8, 8, 255, 255, 0);
848
849 /* Green box if hardware never idles (as far as we can tell)
850 */
851 if (!(dev_priv->stats.boxes & RADEON_BOX_DMA_IDLE))
852 radeon_clear_box(dev_priv, master_priv, 64, 4, 8, 8, 0, 255, 0);
853
854 /* Draw bars indicating number of buffers allocated
855 * (not a great measure, easily confused)
856 */
857 if (dev_priv->stats.requested_bufs) {
858 if (dev_priv->stats.requested_bufs > 100)
859 dev_priv->stats.requested_bufs = 100;
860
861 radeon_clear_box(dev_priv, master_priv, 4, 16,
862 dev_priv->stats.requested_bufs, 4,
863 196, 128, 128);
864 }
865
866 memset(&dev_priv->stats, 0, sizeof(dev_priv->stats));
867
868 }
869
870 /* ================================================================
871 * CP command dispatch functions
872 */
873
radeon_cp_dispatch_clear(struct drm_device * dev,struct drm_master * master,drm_radeon_clear_t * clear,drm_radeon_clear_rect_t * depth_boxes)874 static void radeon_cp_dispatch_clear(struct drm_device * dev,
875 struct drm_master *master,
876 drm_radeon_clear_t * clear,
877 drm_radeon_clear_rect_t * depth_boxes)
878 {
879 drm_radeon_private_t *dev_priv = dev->dev_private;
880 struct drm_radeon_master_private *master_priv = master->driver_priv;
881 drm_radeon_sarea_t *sarea_priv = master_priv->sarea_priv;
882 drm_radeon_depth_clear_t *depth_clear = &dev_priv->depth_clear;
883 int nbox = sarea_priv->nbox;
884 struct drm_clip_rect *pbox = sarea_priv->boxes;
885 unsigned int flags = clear->flags;
886 u32 rb3d_cntl = 0, rb3d_stencilrefmask = 0;
887 int i;
888 RING_LOCALS;
889 DRM_DEBUG("flags = 0x%x\n", flags);
890
891 dev_priv->stats.clears++;
892
893 if (sarea_priv->pfCurrentPage == 1) {
894 unsigned int tmp = flags;
895
896 flags &= ~(RADEON_FRONT | RADEON_BACK);
897 if (tmp & RADEON_FRONT)
898 flags |= RADEON_BACK;
899 if (tmp & RADEON_BACK)
900 flags |= RADEON_FRONT;
901 }
902 if (flags & (RADEON_DEPTH|RADEON_STENCIL)) {
903 if (!dev_priv->have_z_offset) {
904 printk_once(KERN_ERR "radeon: illegal depth clear request. Buggy mesa detected - please update.\n");
905 flags &= ~(RADEON_DEPTH | RADEON_STENCIL);
906 }
907 }
908
909 if (flags & (RADEON_FRONT | RADEON_BACK)) {
910
911 BEGIN_RING(4);
912
913 /* Ensure the 3D stream is idle before doing a
914 * 2D fill to clear the front or back buffer.
915 */
916 RADEON_WAIT_UNTIL_3D_IDLE();
917
918 OUT_RING(CP_PACKET0(RADEON_DP_WRITE_MASK, 0));
919 OUT_RING(clear->color_mask);
920
921 ADVANCE_RING();
922
923 /* Make sure we restore the 3D state next time.
924 */
925 sarea_priv->ctx_owner = 0;
926
927 for (i = 0; i < nbox; i++) {
928 int x = pbox[i].x1;
929 int y = pbox[i].y1;
930 int w = pbox[i].x2 - x;
931 int h = pbox[i].y2 - y;
932
933 DRM_DEBUG("%d,%d-%d,%d flags 0x%x\n",
934 x, y, w, h, flags);
935
936 if (flags & RADEON_FRONT) {
937 BEGIN_RING(6);
938
939 OUT_RING(CP_PACKET3
940 (RADEON_CNTL_PAINT_MULTI, 4));
941 OUT_RING(RADEON_GMC_DST_PITCH_OFFSET_CNTL |
942 RADEON_GMC_BRUSH_SOLID_COLOR |
943 (dev_priv->
944 color_fmt << 8) |
945 RADEON_GMC_SRC_DATATYPE_COLOR |
946 RADEON_ROP3_P |
947 RADEON_GMC_CLR_CMP_CNTL_DIS);
948
949 OUT_RING(dev_priv->front_pitch_offset);
950 OUT_RING(clear->clear_color);
951
952 OUT_RING((x << 16) | y);
953 OUT_RING((w << 16) | h);
954
955 ADVANCE_RING();
956 }
957
958 if (flags & RADEON_BACK) {
959 BEGIN_RING(6);
960
961 OUT_RING(CP_PACKET3
962 (RADEON_CNTL_PAINT_MULTI, 4));
963 OUT_RING(RADEON_GMC_DST_PITCH_OFFSET_CNTL |
964 RADEON_GMC_BRUSH_SOLID_COLOR |
965 (dev_priv->
966 color_fmt << 8) |
967 RADEON_GMC_SRC_DATATYPE_COLOR |
968 RADEON_ROP3_P |
969 RADEON_GMC_CLR_CMP_CNTL_DIS);
970
971 OUT_RING(dev_priv->back_pitch_offset);
972 OUT_RING(clear->clear_color);
973
974 OUT_RING((x << 16) | y);
975 OUT_RING((w << 16) | h);
976
977 ADVANCE_RING();
978 }
979 }
980 }
981
982 /* hyper z clear */
983 /* no docs available, based on reverse engineering by Stephane Marchesin */
984 if ((flags & (RADEON_DEPTH | RADEON_STENCIL))
985 && (flags & RADEON_CLEAR_FASTZ)) {
986
987 int i;
988 int depthpixperline =
989 dev_priv->depth_fmt ==
990 RADEON_DEPTH_FORMAT_16BIT_INT_Z ? (dev_priv->depth_pitch /
991 2) : (dev_priv->
992 depth_pitch / 4);
993
994 u32 clearmask;
995
996 u32 tempRB3D_DEPTHCLEARVALUE = clear->clear_depth |
997 ((clear->depth_mask & 0xff) << 24);
998
999 /* Make sure we restore the 3D state next time.
1000 * we haven't touched any "normal" state - still need this?
1001 */
1002 sarea_priv->ctx_owner = 0;
1003
1004 if ((dev_priv->flags & RADEON_HAS_HIERZ)
1005 && (flags & RADEON_USE_HIERZ)) {
1006 /* FIXME : reverse engineer that for Rx00 cards */
1007 /* FIXME : the mask supposedly contains low-res z values. So can't set
1008 just to the max (0xff? or actually 0x3fff?), need to take z clear
1009 value into account? */
1010 /* pattern seems to work for r100, though get slight
1011 rendering errors with glxgears. If hierz is not enabled for r100,
1012 only 4 bits which indicate clear (15,16,31,32, all zero) matter, the
1013 other ones are ignored, and the same clear mask can be used. That's
1014 very different behaviour than R200 which needs different clear mask
1015 and different number of tiles to clear if hierz is enabled or not !?!
1016 */
1017 clearmask = (0xff << 22) | (0xff << 6) | 0x003f003f;
1018 } else {
1019 /* clear mask : chooses the clearing pattern.
1020 rv250: could be used to clear only parts of macrotiles
1021 (but that would get really complicated...)?
1022 bit 0 and 1 (either or both of them ?!?!) are used to
1023 not clear tile (or maybe one of the bits indicates if the tile is
1024 compressed or not), bit 2 and 3 to not clear tile 1,...,.
1025 Pattern is as follows:
1026 | 0,1 | 4,5 | 8,9 |12,13|16,17|20,21|24,25|28,29|
1027 bits -------------------------------------------------
1028 | 2,3 | 6,7 |10,11|14,15|18,19|22,23|26,27|30,31|
1029 rv100: clearmask covers 2x8 4x1 tiles, but one clear still
1030 covers 256 pixels ?!?
1031 */
1032 clearmask = 0x0;
1033 }
1034
1035 BEGIN_RING(8);
1036 RADEON_WAIT_UNTIL_2D_IDLE();
1037 OUT_RING_REG(RADEON_RB3D_DEPTHCLEARVALUE,
1038 tempRB3D_DEPTHCLEARVALUE);
1039 /* what offset is this exactly ? */
1040 OUT_RING_REG(RADEON_RB3D_ZMASKOFFSET, 0);
1041 /* need ctlstat, otherwise get some strange black flickering */
1042 OUT_RING_REG(RADEON_RB3D_ZCACHE_CTLSTAT,
1043 RADEON_RB3D_ZC_FLUSH_ALL);
1044 ADVANCE_RING();
1045
1046 for (i = 0; i < nbox; i++) {
1047 int tileoffset, nrtilesx, nrtilesy, j;
1048 /* it looks like r200 needs rv-style clears, at least if hierz is not enabled? */
1049 if ((dev_priv->flags & RADEON_HAS_HIERZ)
1050 && !(dev_priv->microcode_version == UCODE_R200)) {
1051 /* FIXME : figure this out for r200 (when hierz is enabled). Or
1052 maybe r200 actually doesn't need to put the low-res z value into
1053 the tile cache like r100, but just needs to clear the hi-level z-buffer?
1054 Works for R100, both with hierz and without.
1055 R100 seems to operate on 2x1 8x8 tiles, but...
1056 odd: offset/nrtiles need to be 64 pix (4 block) aligned? Potentially
1057 problematic with resolutions which are not 64 pix aligned? */
1058 tileoffset =
1059 ((pbox[i].y1 >> 3) * depthpixperline +
1060 pbox[i].x1) >> 6;
1061 nrtilesx =
1062 ((pbox[i].x2 & ~63) -
1063 (pbox[i].x1 & ~63)) >> 4;
1064 nrtilesy =
1065 (pbox[i].y2 >> 3) - (pbox[i].y1 >> 3);
1066 for (j = 0; j <= nrtilesy; j++) {
1067 BEGIN_RING(4);
1068 OUT_RING(CP_PACKET3
1069 (RADEON_3D_CLEAR_ZMASK, 2));
1070 /* first tile */
1071 OUT_RING(tileoffset * 8);
1072 /* the number of tiles to clear */
1073 OUT_RING(nrtilesx + 4);
1074 /* clear mask : chooses the clearing pattern. */
1075 OUT_RING(clearmask);
1076 ADVANCE_RING();
1077 tileoffset += depthpixperline >> 6;
1078 }
1079 } else if (dev_priv->microcode_version == UCODE_R200) {
1080 /* works for rv250. */
1081 /* find first macro tile (8x2 4x4 z-pixels on rv250) */
1082 tileoffset =
1083 ((pbox[i].y1 >> 3) * depthpixperline +
1084 pbox[i].x1) >> 5;
1085 nrtilesx =
1086 (pbox[i].x2 >> 5) - (pbox[i].x1 >> 5);
1087 nrtilesy =
1088 (pbox[i].y2 >> 3) - (pbox[i].y1 >> 3);
1089 for (j = 0; j <= nrtilesy; j++) {
1090 BEGIN_RING(4);
1091 OUT_RING(CP_PACKET3
1092 (RADEON_3D_CLEAR_ZMASK, 2));
1093 /* first tile */
1094 /* judging by the first tile offset needed, could possibly
1095 directly address/clear 4x4 tiles instead of 8x2 * 4x4
1096 macro tiles, though would still need clear mask for
1097 right/bottom if truly 4x4 granularity is desired ? */
1098 OUT_RING(tileoffset * 16);
1099 /* the number of tiles to clear */
1100 OUT_RING(nrtilesx + 1);
1101 /* clear mask : chooses the clearing pattern. */
1102 OUT_RING(clearmask);
1103 ADVANCE_RING();
1104 tileoffset += depthpixperline >> 5;
1105 }
1106 } else { /* rv 100 */
1107 /* rv100 might not need 64 pix alignment, who knows */
1108 /* offsets are, hmm, weird */
1109 tileoffset =
1110 ((pbox[i].y1 >> 4) * depthpixperline +
1111 pbox[i].x1) >> 6;
1112 nrtilesx =
1113 ((pbox[i].x2 & ~63) -
1114 (pbox[i].x1 & ~63)) >> 4;
1115 nrtilesy =
1116 (pbox[i].y2 >> 4) - (pbox[i].y1 >> 4);
1117 for (j = 0; j <= nrtilesy; j++) {
1118 BEGIN_RING(4);
1119 OUT_RING(CP_PACKET3
1120 (RADEON_3D_CLEAR_ZMASK, 2));
1121 OUT_RING(tileoffset * 128);
1122 /* the number of tiles to clear */
1123 OUT_RING(nrtilesx + 4);
1124 /* clear mask : chooses the clearing pattern. */
1125 OUT_RING(clearmask);
1126 ADVANCE_RING();
1127 tileoffset += depthpixperline >> 6;
1128 }
1129 }
1130 }
1131
1132 /* TODO don't always clear all hi-level z tiles */
1133 if ((dev_priv->flags & RADEON_HAS_HIERZ)
1134 && (dev_priv->microcode_version == UCODE_R200)
1135 && (flags & RADEON_USE_HIERZ))
1136 /* r100 and cards without hierarchical z-buffer have no high-level z-buffer */
1137 /* FIXME : the mask supposedly contains low-res z values. So can't set
1138 just to the max (0xff? or actually 0x3fff?), need to take z clear
1139 value into account? */
1140 {
1141 BEGIN_RING(4);
1142 OUT_RING(CP_PACKET3(RADEON_3D_CLEAR_HIZ, 2));
1143 OUT_RING(0x0); /* First tile */
1144 OUT_RING(0x3cc0);
1145 OUT_RING((0xff << 22) | (0xff << 6) | 0x003f003f);
1146 ADVANCE_RING();
1147 }
1148 }
1149
1150 /* We have to clear the depth and/or stencil buffers by
1151 * rendering a quad into just those buffers. Thus, we have to
1152 * make sure the 3D engine is configured correctly.
1153 */
1154 else if ((dev_priv->microcode_version == UCODE_R200) &&
1155 (flags & (RADEON_DEPTH | RADEON_STENCIL))) {
1156
1157 int tempPP_CNTL;
1158 int tempRE_CNTL;
1159 int tempRB3D_CNTL;
1160 int tempRB3D_ZSTENCILCNTL;
1161 int tempRB3D_STENCILREFMASK;
1162 int tempRB3D_PLANEMASK;
1163 int tempSE_CNTL;
1164 int tempSE_VTE_CNTL;
1165 int tempSE_VTX_FMT_0;
1166 int tempSE_VTX_FMT_1;
1167 int tempSE_VAP_CNTL;
1168 int tempRE_AUX_SCISSOR_CNTL;
1169
1170 tempPP_CNTL = 0;
1171 tempRE_CNTL = 0;
1172
1173 tempRB3D_CNTL = depth_clear->rb3d_cntl;
1174
1175 tempRB3D_ZSTENCILCNTL = depth_clear->rb3d_zstencilcntl;
1176 tempRB3D_STENCILREFMASK = 0x0;
1177
1178 tempSE_CNTL = depth_clear->se_cntl;
1179
1180 /* Disable TCL */
1181
1182 tempSE_VAP_CNTL = ( /* SE_VAP_CNTL__FORCE_W_TO_ONE_MASK | */
1183 (0x9 <<
1184 SE_VAP_CNTL__VF_MAX_VTX_NUM__SHIFT));
1185
1186 tempRB3D_PLANEMASK = 0x0;
1187
1188 tempRE_AUX_SCISSOR_CNTL = 0x0;
1189
1190 tempSE_VTE_CNTL =
1191 SE_VTE_CNTL__VTX_XY_FMT_MASK | SE_VTE_CNTL__VTX_Z_FMT_MASK;
1192
1193 /* Vertex format (X, Y, Z, W) */
1194 tempSE_VTX_FMT_0 =
1195 SE_VTX_FMT_0__VTX_Z0_PRESENT_MASK |
1196 SE_VTX_FMT_0__VTX_W0_PRESENT_MASK;
1197 tempSE_VTX_FMT_1 = 0x0;
1198
1199 /*
1200 * Depth buffer specific enables
1201 */
1202 if (flags & RADEON_DEPTH) {
1203 /* Enable depth buffer */
1204 tempRB3D_CNTL |= RADEON_Z_ENABLE;
1205 } else {
1206 /* Disable depth buffer */
1207 tempRB3D_CNTL &= ~RADEON_Z_ENABLE;
1208 }
1209
1210 /*
1211 * Stencil buffer specific enables
1212 */
1213 if (flags & RADEON_STENCIL) {
1214 tempRB3D_CNTL |= RADEON_STENCIL_ENABLE;
1215 tempRB3D_STENCILREFMASK = clear->depth_mask;
1216 } else {
1217 tempRB3D_CNTL &= ~RADEON_STENCIL_ENABLE;
1218 tempRB3D_STENCILREFMASK = 0x00000000;
1219 }
1220
1221 if (flags & RADEON_USE_COMP_ZBUF) {
1222 tempRB3D_ZSTENCILCNTL |= RADEON_Z_COMPRESSION_ENABLE |
1223 RADEON_Z_DECOMPRESSION_ENABLE;
1224 }
1225 if (flags & RADEON_USE_HIERZ) {
1226 tempRB3D_ZSTENCILCNTL |= RADEON_Z_HIERARCHY_ENABLE;
1227 }
1228
1229 BEGIN_RING(26);
1230 RADEON_WAIT_UNTIL_2D_IDLE();
1231
1232 OUT_RING_REG(RADEON_PP_CNTL, tempPP_CNTL);
1233 OUT_RING_REG(R200_RE_CNTL, tempRE_CNTL);
1234 OUT_RING_REG(RADEON_RB3D_CNTL, tempRB3D_CNTL);
1235 OUT_RING_REG(RADEON_RB3D_ZSTENCILCNTL, tempRB3D_ZSTENCILCNTL);
1236 OUT_RING_REG(RADEON_RB3D_STENCILREFMASK,
1237 tempRB3D_STENCILREFMASK);
1238 OUT_RING_REG(RADEON_RB3D_PLANEMASK, tempRB3D_PLANEMASK);
1239 OUT_RING_REG(RADEON_SE_CNTL, tempSE_CNTL);
1240 OUT_RING_REG(R200_SE_VTE_CNTL, tempSE_VTE_CNTL);
1241 OUT_RING_REG(R200_SE_VTX_FMT_0, tempSE_VTX_FMT_0);
1242 OUT_RING_REG(R200_SE_VTX_FMT_1, tempSE_VTX_FMT_1);
1243 OUT_RING_REG(R200_SE_VAP_CNTL, tempSE_VAP_CNTL);
1244 OUT_RING_REG(R200_RE_AUX_SCISSOR_CNTL, tempRE_AUX_SCISSOR_CNTL);
1245 ADVANCE_RING();
1246
1247 /* Make sure we restore the 3D state next time.
1248 */
1249 sarea_priv->ctx_owner = 0;
1250
1251 for (i = 0; i < nbox; i++) {
1252
1253 /* Funny that this should be required --
1254 * sets top-left?
1255 */
1256 radeon_emit_clip_rect(dev_priv, &sarea_priv->boxes[i]);
1257
1258 BEGIN_RING(14);
1259 OUT_RING(CP_PACKET3(R200_3D_DRAW_IMMD_2, 12));
1260 OUT_RING((RADEON_PRIM_TYPE_RECT_LIST |
1261 RADEON_PRIM_WALK_RING |
1262 (3 << RADEON_NUM_VERTICES_SHIFT)));
1263 OUT_RING(depth_boxes[i].ui[CLEAR_X1]);
1264 OUT_RING(depth_boxes[i].ui[CLEAR_Y1]);
1265 OUT_RING(depth_boxes[i].ui[CLEAR_DEPTH]);
1266 OUT_RING(0x3f800000);
1267 OUT_RING(depth_boxes[i].ui[CLEAR_X1]);
1268 OUT_RING(depth_boxes[i].ui[CLEAR_Y2]);
1269 OUT_RING(depth_boxes[i].ui[CLEAR_DEPTH]);
1270 OUT_RING(0x3f800000);
1271 OUT_RING(depth_boxes[i].ui[CLEAR_X2]);
1272 OUT_RING(depth_boxes[i].ui[CLEAR_Y2]);
1273 OUT_RING(depth_boxes[i].ui[CLEAR_DEPTH]);
1274 OUT_RING(0x3f800000);
1275 ADVANCE_RING();
1276 }
1277 } else if ((flags & (RADEON_DEPTH | RADEON_STENCIL))) {
1278
1279 int tempRB3D_ZSTENCILCNTL = depth_clear->rb3d_zstencilcntl;
1280
1281 rb3d_cntl = depth_clear->rb3d_cntl;
1282
1283 if (flags & RADEON_DEPTH) {
1284 rb3d_cntl |= RADEON_Z_ENABLE;
1285 } else {
1286 rb3d_cntl &= ~RADEON_Z_ENABLE;
1287 }
1288
1289 if (flags & RADEON_STENCIL) {
1290 rb3d_cntl |= RADEON_STENCIL_ENABLE;
1291 rb3d_stencilrefmask = clear->depth_mask; /* misnamed field */
1292 } else {
1293 rb3d_cntl &= ~RADEON_STENCIL_ENABLE;
1294 rb3d_stencilrefmask = 0x00000000;
1295 }
1296
1297 if (flags & RADEON_USE_COMP_ZBUF) {
1298 tempRB3D_ZSTENCILCNTL |= RADEON_Z_COMPRESSION_ENABLE |
1299 RADEON_Z_DECOMPRESSION_ENABLE;
1300 }
1301 if (flags & RADEON_USE_HIERZ) {
1302 tempRB3D_ZSTENCILCNTL |= RADEON_Z_HIERARCHY_ENABLE;
1303 }
1304
1305 BEGIN_RING(13);
1306 RADEON_WAIT_UNTIL_2D_IDLE();
1307
1308 OUT_RING(CP_PACKET0(RADEON_PP_CNTL, 1));
1309 OUT_RING(0x00000000);
1310 OUT_RING(rb3d_cntl);
1311
1312 OUT_RING_REG(RADEON_RB3D_ZSTENCILCNTL, tempRB3D_ZSTENCILCNTL);
1313 OUT_RING_REG(RADEON_RB3D_STENCILREFMASK, rb3d_stencilrefmask);
1314 OUT_RING_REG(RADEON_RB3D_PLANEMASK, 0x00000000);
1315 OUT_RING_REG(RADEON_SE_CNTL, depth_clear->se_cntl);
1316 ADVANCE_RING();
1317
1318 /* Make sure we restore the 3D state next time.
1319 */
1320 sarea_priv->ctx_owner = 0;
1321
1322 for (i = 0; i < nbox; i++) {
1323
1324 /* Funny that this should be required --
1325 * sets top-left?
1326 */
1327 radeon_emit_clip_rect(dev_priv, &sarea_priv->boxes[i]);
1328
1329 BEGIN_RING(15);
1330
1331 OUT_RING(CP_PACKET3(RADEON_3D_DRAW_IMMD, 13));
1332 OUT_RING(RADEON_VTX_Z_PRESENT |
1333 RADEON_VTX_PKCOLOR_PRESENT);
1334 OUT_RING((RADEON_PRIM_TYPE_RECT_LIST |
1335 RADEON_PRIM_WALK_RING |
1336 RADEON_MAOS_ENABLE |
1337 RADEON_VTX_FMT_RADEON_MODE |
1338 (3 << RADEON_NUM_VERTICES_SHIFT)));
1339
1340 OUT_RING(depth_boxes[i].ui[CLEAR_X1]);
1341 OUT_RING(depth_boxes[i].ui[CLEAR_Y1]);
1342 OUT_RING(depth_boxes[i].ui[CLEAR_DEPTH]);
1343 OUT_RING(0x0);
1344
1345 OUT_RING(depth_boxes[i].ui[CLEAR_X1]);
1346 OUT_RING(depth_boxes[i].ui[CLEAR_Y2]);
1347 OUT_RING(depth_boxes[i].ui[CLEAR_DEPTH]);
1348 OUT_RING(0x0);
1349
1350 OUT_RING(depth_boxes[i].ui[CLEAR_X2]);
1351 OUT_RING(depth_boxes[i].ui[CLEAR_Y2]);
1352 OUT_RING(depth_boxes[i].ui[CLEAR_DEPTH]);
1353 OUT_RING(0x0);
1354
1355 ADVANCE_RING();
1356 }
1357 }
1358
1359 /* Increment the clear counter. The client-side 3D driver must
1360 * wait on this value before performing the clear ioctl. We
1361 * need this because the card's so damned fast...
1362 */
1363 sarea_priv->last_clear++;
1364
1365 BEGIN_RING(4);
1366
1367 RADEON_CLEAR_AGE(sarea_priv->last_clear);
1368 RADEON_WAIT_UNTIL_IDLE();
1369
1370 ADVANCE_RING();
1371 }
1372
radeon_cp_dispatch_swap(struct drm_device * dev,struct drm_master * master)1373 static void radeon_cp_dispatch_swap(struct drm_device *dev, struct drm_master *master)
1374 {
1375 drm_radeon_private_t *dev_priv = dev->dev_private;
1376 struct drm_radeon_master_private *master_priv = master->driver_priv;
1377 drm_radeon_sarea_t *sarea_priv = master_priv->sarea_priv;
1378 int nbox = sarea_priv->nbox;
1379 struct drm_clip_rect *pbox = sarea_priv->boxes;
1380 int i;
1381 RING_LOCALS;
1382 DRM_DEBUG("\n");
1383
1384 /* Do some trivial performance monitoring...
1385 */
1386 if (dev_priv->do_boxes)
1387 radeon_cp_performance_boxes(dev_priv, master_priv);
1388
1389 /* Wait for the 3D stream to idle before dispatching the bitblt.
1390 * This will prevent data corruption between the two streams.
1391 */
1392 BEGIN_RING(2);
1393
1394 RADEON_WAIT_UNTIL_3D_IDLE();
1395
1396 ADVANCE_RING();
1397
1398 for (i = 0; i < nbox; i++) {
1399 int x = pbox[i].x1;
1400 int y = pbox[i].y1;
1401 int w = pbox[i].x2 - x;
1402 int h = pbox[i].y2 - y;
1403
1404 DRM_DEBUG("%d,%d-%d,%d\n", x, y, w, h);
1405
1406 BEGIN_RING(9);
1407
1408 OUT_RING(CP_PACKET0(RADEON_DP_GUI_MASTER_CNTL, 0));
1409 OUT_RING(RADEON_GMC_SRC_PITCH_OFFSET_CNTL |
1410 RADEON_GMC_DST_PITCH_OFFSET_CNTL |
1411 RADEON_GMC_BRUSH_NONE |
1412 (dev_priv->color_fmt << 8) |
1413 RADEON_GMC_SRC_DATATYPE_COLOR |
1414 RADEON_ROP3_S |
1415 RADEON_DP_SRC_SOURCE_MEMORY |
1416 RADEON_GMC_CLR_CMP_CNTL_DIS | RADEON_GMC_WR_MSK_DIS);
1417
1418 /* Make this work even if front & back are flipped:
1419 */
1420 OUT_RING(CP_PACKET0(RADEON_SRC_PITCH_OFFSET, 1));
1421 if (sarea_priv->pfCurrentPage == 0) {
1422 OUT_RING(dev_priv->back_pitch_offset);
1423 OUT_RING(dev_priv->front_pitch_offset);
1424 } else {
1425 OUT_RING(dev_priv->front_pitch_offset);
1426 OUT_RING(dev_priv->back_pitch_offset);
1427 }
1428
1429 OUT_RING(CP_PACKET0(RADEON_SRC_X_Y, 2));
1430 OUT_RING((x << 16) | y);
1431 OUT_RING((x << 16) | y);
1432 OUT_RING((w << 16) | h);
1433
1434 ADVANCE_RING();
1435 }
1436
1437 /* Increment the frame counter. The client-side 3D driver must
1438 * throttle the framerate by waiting for this value before
1439 * performing the swapbuffer ioctl.
1440 */
1441 sarea_priv->last_frame++;
1442
1443 BEGIN_RING(4);
1444
1445 RADEON_FRAME_AGE(sarea_priv->last_frame);
1446 RADEON_WAIT_UNTIL_2D_IDLE();
1447
1448 ADVANCE_RING();
1449 }
1450
radeon_cp_dispatch_flip(struct drm_device * dev,struct drm_master * master)1451 void radeon_cp_dispatch_flip(struct drm_device *dev, struct drm_master *master)
1452 {
1453 drm_radeon_private_t *dev_priv = dev->dev_private;
1454 struct drm_radeon_master_private *master_priv = master->driver_priv;
1455 struct drm_sarea *sarea = (struct drm_sarea *)master_priv->sarea->handle;
1456 int offset = (master_priv->sarea_priv->pfCurrentPage == 1)
1457 ? dev_priv->front_offset : dev_priv->back_offset;
1458 RING_LOCALS;
1459 DRM_DEBUG("pfCurrentPage=%d\n",
1460 master_priv->sarea_priv->pfCurrentPage);
1461
1462 /* Do some trivial performance monitoring...
1463 */
1464 if (dev_priv->do_boxes) {
1465 dev_priv->stats.boxes |= RADEON_BOX_FLIP;
1466 radeon_cp_performance_boxes(dev_priv, master_priv);
1467 }
1468
1469 /* Update the frame offsets for both CRTCs
1470 */
1471 BEGIN_RING(6);
1472
1473 RADEON_WAIT_UNTIL_3D_IDLE();
1474 OUT_RING_REG(RADEON_CRTC_OFFSET,
1475 ((sarea->frame.y * dev_priv->front_pitch +
1476 sarea->frame.x * (dev_priv->color_fmt - 2)) & ~7)
1477 + offset);
1478 OUT_RING_REG(RADEON_CRTC2_OFFSET, master_priv->sarea_priv->crtc2_base
1479 + offset);
1480
1481 ADVANCE_RING();
1482
1483 /* Increment the frame counter. The client-side 3D driver must
1484 * throttle the framerate by waiting for this value before
1485 * performing the swapbuffer ioctl.
1486 */
1487 master_priv->sarea_priv->last_frame++;
1488 master_priv->sarea_priv->pfCurrentPage =
1489 1 - master_priv->sarea_priv->pfCurrentPage;
1490
1491 BEGIN_RING(2);
1492
1493 RADEON_FRAME_AGE(master_priv->sarea_priv->last_frame);
1494
1495 ADVANCE_RING();
1496 }
1497
bad_prim_vertex_nr(int primitive,int nr)1498 static int bad_prim_vertex_nr(int primitive, int nr)
1499 {
1500 switch (primitive & RADEON_PRIM_TYPE_MASK) {
1501 case RADEON_PRIM_TYPE_NONE:
1502 case RADEON_PRIM_TYPE_POINT:
1503 return nr < 1;
1504 case RADEON_PRIM_TYPE_LINE:
1505 return (nr & 1) || nr == 0;
1506 case RADEON_PRIM_TYPE_LINE_STRIP:
1507 return nr < 2;
1508 case RADEON_PRIM_TYPE_TRI_LIST:
1509 case RADEON_PRIM_TYPE_3VRT_POINT_LIST:
1510 case RADEON_PRIM_TYPE_3VRT_LINE_LIST:
1511 case RADEON_PRIM_TYPE_RECT_LIST:
1512 return nr % 3 || nr == 0;
1513 case RADEON_PRIM_TYPE_TRI_FAN:
1514 case RADEON_PRIM_TYPE_TRI_STRIP:
1515 return nr < 3;
1516 default:
1517 return 1;
1518 }
1519 }
1520
1521 typedef struct {
1522 unsigned int start;
1523 unsigned int finish;
1524 unsigned int prim;
1525 unsigned int numverts;
1526 unsigned int offset;
1527 unsigned int vc_format;
1528 } drm_radeon_tcl_prim_t;
1529
radeon_cp_dispatch_vertex(struct drm_device * dev,struct drm_file * file_priv,struct drm_buf * buf,drm_radeon_tcl_prim_t * prim)1530 static void radeon_cp_dispatch_vertex(struct drm_device * dev,
1531 struct drm_file *file_priv,
1532 struct drm_buf * buf,
1533 drm_radeon_tcl_prim_t * prim)
1534 {
1535 drm_radeon_private_t *dev_priv = dev->dev_private;
1536 struct drm_radeon_master_private *master_priv = file_priv->master->driver_priv;
1537 drm_radeon_sarea_t *sarea_priv = master_priv->sarea_priv;
1538 int offset = dev_priv->gart_buffers_offset + buf->offset + prim->start;
1539 int numverts = (int)prim->numverts;
1540 int nbox = sarea_priv->nbox;
1541 int i = 0;
1542 RING_LOCALS;
1543
1544 DRM_DEBUG("hwprim 0x%x vfmt 0x%x %d..%d %d verts\n",
1545 prim->prim,
1546 prim->vc_format, prim->start, prim->finish, prim->numverts);
1547
1548 if (bad_prim_vertex_nr(prim->prim, prim->numverts)) {
1549 DRM_ERROR("bad prim %x numverts %d\n",
1550 prim->prim, prim->numverts);
1551 return;
1552 }
1553
1554 do {
1555 /* Emit the next cliprect */
1556 if (i < nbox) {
1557 radeon_emit_clip_rect(dev_priv, &sarea_priv->boxes[i]);
1558 }
1559
1560 /* Emit the vertex buffer rendering commands */
1561 BEGIN_RING(5);
1562
1563 OUT_RING(CP_PACKET3(RADEON_3D_RNDR_GEN_INDX_PRIM, 3));
1564 OUT_RING(offset);
1565 OUT_RING(numverts);
1566 OUT_RING(prim->vc_format);
1567 OUT_RING(prim->prim | RADEON_PRIM_WALK_LIST |
1568 RADEON_COLOR_ORDER_RGBA |
1569 RADEON_VTX_FMT_RADEON_MODE |
1570 (numverts << RADEON_NUM_VERTICES_SHIFT));
1571
1572 ADVANCE_RING();
1573
1574 i++;
1575 } while (i < nbox);
1576 }
1577
radeon_cp_discard_buffer(struct drm_device * dev,struct drm_master * master,struct drm_buf * buf)1578 void radeon_cp_discard_buffer(struct drm_device *dev, struct drm_master *master, struct drm_buf *buf)
1579 {
1580 drm_radeon_private_t *dev_priv = dev->dev_private;
1581 struct drm_radeon_master_private *master_priv = master->driver_priv;
1582 drm_radeon_buf_priv_t *buf_priv = buf->dev_private;
1583 RING_LOCALS;
1584
1585 buf_priv->age = ++master_priv->sarea_priv->last_dispatch;
1586
1587 /* Emit the vertex buffer age */
1588 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600) {
1589 BEGIN_RING(3);
1590 R600_DISPATCH_AGE(buf_priv->age);
1591 ADVANCE_RING();
1592 } else {
1593 BEGIN_RING(2);
1594 RADEON_DISPATCH_AGE(buf_priv->age);
1595 ADVANCE_RING();
1596 }
1597
1598 buf->pending = 1;
1599 buf->used = 0;
1600 }
1601
radeon_cp_dispatch_indirect(struct drm_device * dev,struct drm_buf * buf,int start,int end)1602 static void radeon_cp_dispatch_indirect(struct drm_device * dev,
1603 struct drm_buf * buf, int start, int end)
1604 {
1605 drm_radeon_private_t *dev_priv = dev->dev_private;
1606 RING_LOCALS;
1607 DRM_DEBUG("buf=%d s=0x%x e=0x%x\n", buf->idx, start, end);
1608
1609 if (start != end) {
1610 int offset = (dev_priv->gart_buffers_offset
1611 + buf->offset + start);
1612 int dwords = (end - start + 3) / sizeof(u32);
1613
1614 /* Indirect buffer data must be an even number of
1615 * dwords, so if we've been given an odd number we must
1616 * pad the data with a Type-2 CP packet.
1617 */
1618 if (dwords & 1) {
1619 u32 *data = (u32 *)
1620 ((char *)dev->agp_buffer_map->handle
1621 + buf->offset + start);
1622 data[dwords++] = RADEON_CP_PACKET2;
1623 }
1624
1625 /* Fire off the indirect buffer */
1626 BEGIN_RING(3);
1627
1628 OUT_RING(CP_PACKET0(RADEON_CP_IB_BASE, 1));
1629 OUT_RING(offset);
1630 OUT_RING(dwords);
1631
1632 ADVANCE_RING();
1633 }
1634 }
1635
radeon_cp_dispatch_indices(struct drm_device * dev,struct drm_master * master,struct drm_buf * elt_buf,drm_radeon_tcl_prim_t * prim)1636 static void radeon_cp_dispatch_indices(struct drm_device *dev,
1637 struct drm_master *master,
1638 struct drm_buf * elt_buf,
1639 drm_radeon_tcl_prim_t * prim)
1640 {
1641 drm_radeon_private_t *dev_priv = dev->dev_private;
1642 struct drm_radeon_master_private *master_priv = master->driver_priv;
1643 drm_radeon_sarea_t *sarea_priv = master_priv->sarea_priv;
1644 int offset = dev_priv->gart_buffers_offset + prim->offset;
1645 u32 *data;
1646 int dwords;
1647 int i = 0;
1648 int start = prim->start + RADEON_INDEX_PRIM_OFFSET;
1649 int count = (prim->finish - start) / sizeof(u16);
1650 int nbox = sarea_priv->nbox;
1651
1652 DRM_DEBUG("hwprim 0x%x vfmt 0x%x %d..%d offset: %x nr %d\n",
1653 prim->prim,
1654 prim->vc_format,
1655 prim->start, prim->finish, prim->offset, prim->numverts);
1656
1657 if (bad_prim_vertex_nr(prim->prim, count)) {
1658 DRM_ERROR("bad prim %x count %d\n", prim->prim, count);
1659 return;
1660 }
1661
1662 if (start >= prim->finish || (prim->start & 0x7)) {
1663 DRM_ERROR("buffer prim %d\n", prim->prim);
1664 return;
1665 }
1666
1667 dwords = (prim->finish - prim->start + 3) / sizeof(u32);
1668
1669 data = (u32 *) ((char *)dev->agp_buffer_map->handle +
1670 elt_buf->offset + prim->start);
1671
1672 data[0] = CP_PACKET3(RADEON_3D_RNDR_GEN_INDX_PRIM, dwords - 2);
1673 data[1] = offset;
1674 data[2] = prim->numverts;
1675 data[3] = prim->vc_format;
1676 data[4] = (prim->prim |
1677 RADEON_PRIM_WALK_IND |
1678 RADEON_COLOR_ORDER_RGBA |
1679 RADEON_VTX_FMT_RADEON_MODE |
1680 (count << RADEON_NUM_VERTICES_SHIFT));
1681
1682 do {
1683 if (i < nbox)
1684 radeon_emit_clip_rect(dev_priv, &sarea_priv->boxes[i]);
1685
1686 radeon_cp_dispatch_indirect(dev, elt_buf,
1687 prim->start, prim->finish);
1688
1689 i++;
1690 } while (i < nbox);
1691
1692 }
1693
1694 #define RADEON_MAX_TEXTURE_SIZE RADEON_BUFFER_SIZE
1695
radeon_cp_dispatch_texture(struct drm_device * dev,struct drm_file * file_priv,drm_radeon_texture_t * tex,drm_radeon_tex_image_t * image)1696 static int radeon_cp_dispatch_texture(struct drm_device * dev,
1697 struct drm_file *file_priv,
1698 drm_radeon_texture_t * tex,
1699 drm_radeon_tex_image_t * image)
1700 {
1701 drm_radeon_private_t *dev_priv = dev->dev_private;
1702 struct drm_buf *buf;
1703 u32 format;
1704 u32 *buffer;
1705 const u8 __user *data;
1706 int size, dwords, tex_width, blit_width, spitch;
1707 u32 height;
1708 int i;
1709 u32 texpitch, microtile;
1710 u32 offset, byte_offset;
1711 RING_LOCALS;
1712
1713 if (radeon_check_and_fixup_offset(dev_priv, file_priv, &tex->offset)) {
1714 DRM_ERROR("Invalid destination offset\n");
1715 return -EINVAL;
1716 }
1717
1718 dev_priv->stats.boxes |= RADEON_BOX_TEXTURE_LOAD;
1719
1720 /* Flush the pixel cache. This ensures no pixel data gets mixed
1721 * up with the texture data from the host data blit, otherwise
1722 * part of the texture image may be corrupted.
1723 */
1724 BEGIN_RING(4);
1725 RADEON_FLUSH_CACHE();
1726 RADEON_WAIT_UNTIL_IDLE();
1727 ADVANCE_RING();
1728
1729 /* The compiler won't optimize away a division by a variable,
1730 * even if the only legal values are powers of two. Thus, we'll
1731 * use a shift instead.
1732 */
1733 switch (tex->format) {
1734 case RADEON_TXFORMAT_ARGB8888:
1735 case RADEON_TXFORMAT_RGBA8888:
1736 format = RADEON_COLOR_FORMAT_ARGB8888;
1737 tex_width = tex->width * 4;
1738 blit_width = image->width * 4;
1739 break;
1740 case RADEON_TXFORMAT_AI88:
1741 case RADEON_TXFORMAT_ARGB1555:
1742 case RADEON_TXFORMAT_RGB565:
1743 case RADEON_TXFORMAT_ARGB4444:
1744 case RADEON_TXFORMAT_VYUY422:
1745 case RADEON_TXFORMAT_YVYU422:
1746 format = RADEON_COLOR_FORMAT_RGB565;
1747 tex_width = tex->width * 2;
1748 blit_width = image->width * 2;
1749 break;
1750 case RADEON_TXFORMAT_I8:
1751 case RADEON_TXFORMAT_RGB332:
1752 format = RADEON_COLOR_FORMAT_CI8;
1753 tex_width = tex->width * 1;
1754 blit_width = image->width * 1;
1755 break;
1756 default:
1757 DRM_ERROR("invalid texture format %d\n", tex->format);
1758 return -EINVAL;
1759 }
1760 spitch = blit_width >> 6;
1761 if (spitch == 0 && image->height > 1)
1762 return -EINVAL;
1763
1764 texpitch = tex->pitch;
1765 if ((texpitch << 22) & RADEON_DST_TILE_MICRO) {
1766 microtile = 1;
1767 if (tex_width < 64) {
1768 texpitch &= ~(RADEON_DST_TILE_MICRO >> 22);
1769 /* we got tiled coordinates, untile them */
1770 image->x *= 2;
1771 }
1772 } else
1773 microtile = 0;
1774
1775 /* this might fail for zero-sized uploads - are those illegal? */
1776 if (!radeon_check_offset(dev_priv, tex->offset + image->height *
1777 blit_width - 1)) {
1778 DRM_ERROR("Invalid final destination offset\n");
1779 return -EINVAL;
1780 }
1781
1782 DRM_DEBUG("tex=%dx%d blit=%d\n", tex_width, tex->height, blit_width);
1783
1784 do {
1785 DRM_DEBUG("tex: ofs=0x%x p=%d f=%d x=%hd y=%hd w=%hd h=%hd\n",
1786 tex->offset >> 10, tex->pitch, tex->format,
1787 image->x, image->y, image->width, image->height);
1788
1789 /* Make a copy of some parameters in case we have to
1790 * update them for a multi-pass texture blit.
1791 */
1792 height = image->height;
1793 data = (const u8 __user *)image->data;
1794
1795 size = height * blit_width;
1796
1797 if (size > RADEON_MAX_TEXTURE_SIZE) {
1798 height = RADEON_MAX_TEXTURE_SIZE / blit_width;
1799 size = height * blit_width;
1800 } else if (size < 4 && size > 0) {
1801 size = 4;
1802 } else if (size == 0) {
1803 return 0;
1804 }
1805
1806 buf = radeon_freelist_get(dev);
1807 if (0 && !buf) {
1808 radeon_do_cp_idle(dev_priv);
1809 buf = radeon_freelist_get(dev);
1810 }
1811 if (!buf) {
1812 DRM_DEBUG("EAGAIN\n");
1813 if (copy_to_user(tex->image, image, sizeof(*image)))
1814 return -EFAULT;
1815 return -EAGAIN;
1816 }
1817
1818 /* Dispatch the indirect buffer.
1819 */
1820 buffer =
1821 (u32 *) ((char *)dev->agp_buffer_map->handle + buf->offset);
1822 dwords = size / 4;
1823
1824 #define RADEON_COPY_MT(_buf, _data, _width) \
1825 do { \
1826 if (copy_from_user(_buf, _data, (_width))) {\
1827 DRM_ERROR("EFAULT on pad, %d bytes\n", (_width)); \
1828 return -EFAULT; \
1829 } \
1830 } while(0)
1831
1832 if (microtile) {
1833 /* texture micro tiling in use, minimum texture width is thus 16 bytes.
1834 however, we cannot use blitter directly for texture width < 64 bytes,
1835 since minimum tex pitch is 64 bytes and we need this to match
1836 the texture width, otherwise the blitter will tile it wrong.
1837 Thus, tiling manually in this case. Additionally, need to special
1838 case tex height = 1, since our actual image will have height 2
1839 and we need to ensure we don't read beyond the texture size
1840 from user space. */
1841 if (tex->height == 1) {
1842 if (tex_width >= 64 || tex_width <= 16) {
1843 RADEON_COPY_MT(buffer, data,
1844 (int)(tex_width * sizeof(u32)));
1845 } else if (tex_width == 32) {
1846 RADEON_COPY_MT(buffer, data, 16);
1847 RADEON_COPY_MT(buffer + 8,
1848 data + 16, 16);
1849 }
1850 } else if (tex_width >= 64 || tex_width == 16) {
1851 RADEON_COPY_MT(buffer, data,
1852 (int)(dwords * sizeof(u32)));
1853 } else if (tex_width < 16) {
1854 for (i = 0; i < tex->height; i++) {
1855 RADEON_COPY_MT(buffer, data, tex_width);
1856 buffer += 4;
1857 data += tex_width;
1858 }
1859 } else if (tex_width == 32) {
1860 /* TODO: make sure this works when not fitting in one buffer
1861 (i.e. 32bytes x 2048...) */
1862 for (i = 0; i < tex->height; i += 2) {
1863 RADEON_COPY_MT(buffer, data, 16);
1864 data += 16;
1865 RADEON_COPY_MT(buffer + 8, data, 16);
1866 data += 16;
1867 RADEON_COPY_MT(buffer + 4, data, 16);
1868 data += 16;
1869 RADEON_COPY_MT(buffer + 12, data, 16);
1870 data += 16;
1871 buffer += 16;
1872 }
1873 }
1874 } else {
1875 if (tex_width >= 32) {
1876 /* Texture image width is larger than the minimum, so we
1877 * can upload it directly.
1878 */
1879 RADEON_COPY_MT(buffer, data,
1880 (int)(dwords * sizeof(u32)));
1881 } else {
1882 /* Texture image width is less than the minimum, so we
1883 * need to pad out each image scanline to the minimum
1884 * width.
1885 */
1886 for (i = 0; i < tex->height; i++) {
1887 RADEON_COPY_MT(buffer, data, tex_width);
1888 buffer += 8;
1889 data += tex_width;
1890 }
1891 }
1892 }
1893
1894 #undef RADEON_COPY_MT
1895 byte_offset = (image->y & ~2047) * blit_width;
1896 buf->file_priv = file_priv;
1897 buf->used = size;
1898 offset = dev_priv->gart_buffers_offset + buf->offset;
1899 BEGIN_RING(9);
1900 OUT_RING(CP_PACKET3(RADEON_CNTL_BITBLT_MULTI, 5));
1901 OUT_RING(RADEON_GMC_SRC_PITCH_OFFSET_CNTL |
1902 RADEON_GMC_DST_PITCH_OFFSET_CNTL |
1903 RADEON_GMC_BRUSH_NONE |
1904 (format << 8) |
1905 RADEON_GMC_SRC_DATATYPE_COLOR |
1906 RADEON_ROP3_S |
1907 RADEON_DP_SRC_SOURCE_MEMORY |
1908 RADEON_GMC_CLR_CMP_CNTL_DIS | RADEON_GMC_WR_MSK_DIS);
1909 OUT_RING((spitch << 22) | (offset >> 10));
1910 OUT_RING((texpitch << 22) | ((tex->offset >> 10) + (byte_offset >> 10)));
1911 OUT_RING(0);
1912 OUT_RING((image->x << 16) | (image->y % 2048));
1913 OUT_RING((image->width << 16) | height);
1914 RADEON_WAIT_UNTIL_2D_IDLE();
1915 ADVANCE_RING();
1916 COMMIT_RING();
1917
1918 radeon_cp_discard_buffer(dev, file_priv->master, buf);
1919
1920 /* Update the input parameters for next time */
1921 image->y += height;
1922 image->height -= height;
1923 image->data = (const u8 __user *)image->data + size;
1924 } while (image->height > 0);
1925
1926 /* Flush the pixel cache after the blit completes. This ensures
1927 * the texture data is written out to memory before rendering
1928 * continues.
1929 */
1930 BEGIN_RING(4);
1931 RADEON_FLUSH_CACHE();
1932 RADEON_WAIT_UNTIL_2D_IDLE();
1933 ADVANCE_RING();
1934 COMMIT_RING();
1935
1936 return 0;
1937 }
1938
radeon_cp_dispatch_stipple(struct drm_device * dev,u32 * stipple)1939 static void radeon_cp_dispatch_stipple(struct drm_device * dev, u32 * stipple)
1940 {
1941 drm_radeon_private_t *dev_priv = dev->dev_private;
1942 int i;
1943 RING_LOCALS;
1944 DRM_DEBUG("\n");
1945
1946 BEGIN_RING(35);
1947
1948 OUT_RING(CP_PACKET0(RADEON_RE_STIPPLE_ADDR, 0));
1949 OUT_RING(0x00000000);
1950
1951 OUT_RING(CP_PACKET0_TABLE(RADEON_RE_STIPPLE_DATA, 31));
1952 for (i = 0; i < 32; i++) {
1953 OUT_RING(stipple[i]);
1954 }
1955
1956 ADVANCE_RING();
1957 }
1958
radeon_apply_surface_regs(int surf_index,drm_radeon_private_t * dev_priv)1959 static void radeon_apply_surface_regs(int surf_index,
1960 drm_radeon_private_t *dev_priv)
1961 {
1962 if (!dev_priv->mmio)
1963 return;
1964
1965 radeon_do_cp_idle(dev_priv);
1966
1967 RADEON_WRITE(RADEON_SURFACE0_INFO + 16 * surf_index,
1968 dev_priv->surfaces[surf_index].flags);
1969 RADEON_WRITE(RADEON_SURFACE0_LOWER_BOUND + 16 * surf_index,
1970 dev_priv->surfaces[surf_index].lower);
1971 RADEON_WRITE(RADEON_SURFACE0_UPPER_BOUND + 16 * surf_index,
1972 dev_priv->surfaces[surf_index].upper);
1973 }
1974
1975 /* Allocates a virtual surface
1976 * doesn't always allocate a real surface, will stretch an existing
1977 * surface when possible.
1978 *
1979 * Note that refcount can be at most 2, since during a free refcount=3
1980 * might mean we have to allocate a new surface which might not always
1981 * be available.
1982 * For example : we allocate three contiguous surfaces ABC. If B is
1983 * freed, we suddenly need two surfaces to store A and C, which might
1984 * not always be available.
1985 */
alloc_surface(drm_radeon_surface_alloc_t * new,drm_radeon_private_t * dev_priv,struct drm_file * file_priv)1986 static int alloc_surface(drm_radeon_surface_alloc_t *new,
1987 drm_radeon_private_t *dev_priv,
1988 struct drm_file *file_priv)
1989 {
1990 struct radeon_virt_surface *s;
1991 int i;
1992 int virt_surface_index;
1993 uint32_t new_upper, new_lower;
1994
1995 new_lower = new->address;
1996 new_upper = new_lower + new->size - 1;
1997
1998 /* sanity check */
1999 if ((new_lower >= new_upper) || (new->flags == 0) || (new->size == 0) ||
2000 ((new_upper & RADEON_SURF_ADDRESS_FIXED_MASK) !=
2001 RADEON_SURF_ADDRESS_FIXED_MASK)
2002 || ((new_lower & RADEON_SURF_ADDRESS_FIXED_MASK) != 0))
2003 return -1;
2004
2005 /* make sure there is no overlap with existing surfaces */
2006 for (i = 0; i < RADEON_MAX_SURFACES; i++) {
2007 if ((dev_priv->surfaces[i].refcount != 0) &&
2008 (((new_lower >= dev_priv->surfaces[i].lower) &&
2009 (new_lower < dev_priv->surfaces[i].upper)) ||
2010 ((new_lower < dev_priv->surfaces[i].lower) &&
2011 (new_upper > dev_priv->surfaces[i].lower)))) {
2012 return -1;
2013 }
2014 }
2015
2016 /* find a virtual surface */
2017 for (i = 0; i < 2 * RADEON_MAX_SURFACES; i++)
2018 if (dev_priv->virt_surfaces[i].file_priv == NULL)
2019 break;
2020 if (i == 2 * RADEON_MAX_SURFACES) {
2021 return -1;
2022 }
2023 virt_surface_index = i;
2024
2025 /* try to reuse an existing surface */
2026 for (i = 0; i < RADEON_MAX_SURFACES; i++) {
2027 /* extend before */
2028 if ((dev_priv->surfaces[i].refcount == 1) &&
2029 (new->flags == dev_priv->surfaces[i].flags) &&
2030 (new_upper + 1 == dev_priv->surfaces[i].lower)) {
2031 s = &(dev_priv->virt_surfaces[virt_surface_index]);
2032 s->surface_index = i;
2033 s->lower = new_lower;
2034 s->upper = new_upper;
2035 s->flags = new->flags;
2036 s->file_priv = file_priv;
2037 dev_priv->surfaces[i].refcount++;
2038 dev_priv->surfaces[i].lower = s->lower;
2039 radeon_apply_surface_regs(s->surface_index, dev_priv);
2040 return virt_surface_index;
2041 }
2042
2043 /* extend after */
2044 if ((dev_priv->surfaces[i].refcount == 1) &&
2045 (new->flags == dev_priv->surfaces[i].flags) &&
2046 (new_lower == dev_priv->surfaces[i].upper + 1)) {
2047 s = &(dev_priv->virt_surfaces[virt_surface_index]);
2048 s->surface_index = i;
2049 s->lower = new_lower;
2050 s->upper = new_upper;
2051 s->flags = new->flags;
2052 s->file_priv = file_priv;
2053 dev_priv->surfaces[i].refcount++;
2054 dev_priv->surfaces[i].upper = s->upper;
2055 radeon_apply_surface_regs(s->surface_index, dev_priv);
2056 return virt_surface_index;
2057 }
2058 }
2059
2060 /* okay, we need a new one */
2061 for (i = 0; i < RADEON_MAX_SURFACES; i++) {
2062 if (dev_priv->surfaces[i].refcount == 0) {
2063 s = &(dev_priv->virt_surfaces[virt_surface_index]);
2064 s->surface_index = i;
2065 s->lower = new_lower;
2066 s->upper = new_upper;
2067 s->flags = new->flags;
2068 s->file_priv = file_priv;
2069 dev_priv->surfaces[i].refcount = 1;
2070 dev_priv->surfaces[i].lower = s->lower;
2071 dev_priv->surfaces[i].upper = s->upper;
2072 dev_priv->surfaces[i].flags = s->flags;
2073 radeon_apply_surface_regs(s->surface_index, dev_priv);
2074 return virt_surface_index;
2075 }
2076 }
2077
2078 /* we didn't find anything */
2079 return -1;
2080 }
2081
free_surface(struct drm_file * file_priv,drm_radeon_private_t * dev_priv,int lower)2082 static int free_surface(struct drm_file *file_priv,
2083 drm_radeon_private_t * dev_priv,
2084 int lower)
2085 {
2086 struct radeon_virt_surface *s;
2087 int i;
2088 /* find the virtual surface */
2089 for (i = 0; i < 2 * RADEON_MAX_SURFACES; i++) {
2090 s = &(dev_priv->virt_surfaces[i]);
2091 if (s->file_priv) {
2092 if ((lower == s->lower) && (file_priv == s->file_priv))
2093 {
2094 if (dev_priv->surfaces[s->surface_index].
2095 lower == s->lower)
2096 dev_priv->surfaces[s->surface_index].
2097 lower = s->upper;
2098
2099 if (dev_priv->surfaces[s->surface_index].
2100 upper == s->upper)
2101 dev_priv->surfaces[s->surface_index].
2102 upper = s->lower;
2103
2104 dev_priv->surfaces[s->surface_index].refcount--;
2105 if (dev_priv->surfaces[s->surface_index].
2106 refcount == 0)
2107 dev_priv->surfaces[s->surface_index].
2108 flags = 0;
2109 s->file_priv = NULL;
2110 radeon_apply_surface_regs(s->surface_index,
2111 dev_priv);
2112 return 0;
2113 }
2114 }
2115 }
2116 return 1;
2117 }
2118
radeon_surfaces_release(struct drm_file * file_priv,drm_radeon_private_t * dev_priv)2119 static void radeon_surfaces_release(struct drm_file *file_priv,
2120 drm_radeon_private_t * dev_priv)
2121 {
2122 int i;
2123 for (i = 0; i < 2 * RADEON_MAX_SURFACES; i++) {
2124 if (dev_priv->virt_surfaces[i].file_priv == file_priv)
2125 free_surface(file_priv, dev_priv,
2126 dev_priv->virt_surfaces[i].lower);
2127 }
2128 }
2129
2130 /* ================================================================
2131 * IOCTL functions
2132 */
radeon_surface_alloc(struct drm_device * dev,void * data,struct drm_file * file_priv)2133 static int radeon_surface_alloc(struct drm_device *dev, void *data, struct drm_file *file_priv)
2134 {
2135 drm_radeon_private_t *dev_priv = dev->dev_private;
2136 drm_radeon_surface_alloc_t *alloc = data;
2137
2138 if (alloc_surface(alloc, dev_priv, file_priv) == -1)
2139 return -EINVAL;
2140 else
2141 return 0;
2142 }
2143
radeon_surface_free(struct drm_device * dev,void * data,struct drm_file * file_priv)2144 static int radeon_surface_free(struct drm_device *dev, void *data, struct drm_file *file_priv)
2145 {
2146 drm_radeon_private_t *dev_priv = dev->dev_private;
2147 drm_radeon_surface_free_t *memfree = data;
2148
2149 if (free_surface(file_priv, dev_priv, memfree->address))
2150 return -EINVAL;
2151 else
2152 return 0;
2153 }
2154
radeon_cp_clear(struct drm_device * dev,void * data,struct drm_file * file_priv)2155 static int radeon_cp_clear(struct drm_device *dev, void *data, struct drm_file *file_priv)
2156 {
2157 drm_radeon_private_t *dev_priv = dev->dev_private;
2158 struct drm_radeon_master_private *master_priv = file_priv->master->driver_priv;
2159 drm_radeon_sarea_t *sarea_priv = master_priv->sarea_priv;
2160 drm_radeon_clear_t *clear = data;
2161 drm_radeon_clear_rect_t depth_boxes[RADEON_NR_SAREA_CLIPRECTS];
2162 DRM_DEBUG("\n");
2163
2164 LOCK_TEST_WITH_RETURN(dev, file_priv);
2165
2166 RING_SPACE_TEST_WITH_RETURN(dev_priv);
2167
2168 if (sarea_priv->nbox > RADEON_NR_SAREA_CLIPRECTS)
2169 sarea_priv->nbox = RADEON_NR_SAREA_CLIPRECTS;
2170
2171 if (copy_from_user(&depth_boxes, clear->depth_boxes,
2172 sarea_priv->nbox * sizeof(depth_boxes[0])))
2173 return -EFAULT;
2174
2175 radeon_cp_dispatch_clear(dev, file_priv->master, clear, depth_boxes);
2176
2177 COMMIT_RING();
2178 return 0;
2179 }
2180
2181 /* Not sure why this isn't set all the time:
2182 */
radeon_do_init_pageflip(struct drm_device * dev,struct drm_master * master)2183 static int radeon_do_init_pageflip(struct drm_device *dev, struct drm_master *master)
2184 {
2185 drm_radeon_private_t *dev_priv = dev->dev_private;
2186 struct drm_radeon_master_private *master_priv = master->driver_priv;
2187 RING_LOCALS;
2188
2189 DRM_DEBUG("\n");
2190
2191 BEGIN_RING(6);
2192 RADEON_WAIT_UNTIL_3D_IDLE();
2193 OUT_RING(CP_PACKET0(RADEON_CRTC_OFFSET_CNTL, 0));
2194 OUT_RING(RADEON_READ(RADEON_CRTC_OFFSET_CNTL) |
2195 RADEON_CRTC_OFFSET_FLIP_CNTL);
2196 OUT_RING(CP_PACKET0(RADEON_CRTC2_OFFSET_CNTL, 0));
2197 OUT_RING(RADEON_READ(RADEON_CRTC2_OFFSET_CNTL) |
2198 RADEON_CRTC_OFFSET_FLIP_CNTL);
2199 ADVANCE_RING();
2200
2201 dev_priv->page_flipping = 1;
2202
2203 if (master_priv->sarea_priv->pfCurrentPage != 1)
2204 master_priv->sarea_priv->pfCurrentPage = 0;
2205
2206 return 0;
2207 }
2208
2209 /* Swapping and flipping are different operations, need different ioctls.
2210 * They can & should be intermixed to support multiple 3d windows.
2211 */
radeon_cp_flip(struct drm_device * dev,void * data,struct drm_file * file_priv)2212 static int radeon_cp_flip(struct drm_device *dev, void *data, struct drm_file *file_priv)
2213 {
2214 drm_radeon_private_t *dev_priv = dev->dev_private;
2215 DRM_DEBUG("\n");
2216
2217 LOCK_TEST_WITH_RETURN(dev, file_priv);
2218
2219 RING_SPACE_TEST_WITH_RETURN(dev_priv);
2220
2221 if (!dev_priv->page_flipping)
2222 radeon_do_init_pageflip(dev, file_priv->master);
2223
2224 radeon_cp_dispatch_flip(dev, file_priv->master);
2225
2226 COMMIT_RING();
2227 return 0;
2228 }
2229
radeon_cp_swap(struct drm_device * dev,void * data,struct drm_file * file_priv)2230 static int radeon_cp_swap(struct drm_device *dev, void *data, struct drm_file *file_priv)
2231 {
2232 drm_radeon_private_t *dev_priv = dev->dev_private;
2233 struct drm_radeon_master_private *master_priv = file_priv->master->driver_priv;
2234 drm_radeon_sarea_t *sarea_priv = master_priv->sarea_priv;
2235
2236 DRM_DEBUG("\n");
2237
2238 LOCK_TEST_WITH_RETURN(dev, file_priv);
2239
2240 RING_SPACE_TEST_WITH_RETURN(dev_priv);
2241
2242 if (sarea_priv->nbox > RADEON_NR_SAREA_CLIPRECTS)
2243 sarea_priv->nbox = RADEON_NR_SAREA_CLIPRECTS;
2244
2245 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
2246 r600_cp_dispatch_swap(dev, file_priv);
2247 else
2248 radeon_cp_dispatch_swap(dev, file_priv->master);
2249 sarea_priv->ctx_owner = 0;
2250
2251 COMMIT_RING();
2252 return 0;
2253 }
2254
radeon_cp_vertex(struct drm_device * dev,void * data,struct drm_file * file_priv)2255 static int radeon_cp_vertex(struct drm_device *dev, void *data, struct drm_file *file_priv)
2256 {
2257 drm_radeon_private_t *dev_priv = dev->dev_private;
2258 struct drm_radeon_master_private *master_priv = file_priv->master->driver_priv;
2259 drm_radeon_sarea_t *sarea_priv;
2260 struct drm_device_dma *dma = dev->dma;
2261 struct drm_buf *buf;
2262 drm_radeon_vertex_t *vertex = data;
2263 drm_radeon_tcl_prim_t prim;
2264
2265 LOCK_TEST_WITH_RETURN(dev, file_priv);
2266
2267 sarea_priv = master_priv->sarea_priv;
2268
2269 DRM_DEBUG("pid=%d index=%d count=%d discard=%d\n",
2270 DRM_CURRENTPID, vertex->idx, vertex->count, vertex->discard);
2271
2272 if (vertex->idx < 0 || vertex->idx >= dma->buf_count) {
2273 DRM_ERROR("buffer index %d (of %d max)\n",
2274 vertex->idx, dma->buf_count - 1);
2275 return -EINVAL;
2276 }
2277 if (vertex->prim < 0 || vertex->prim > RADEON_PRIM_TYPE_3VRT_LINE_LIST) {
2278 DRM_ERROR("buffer prim %d\n", vertex->prim);
2279 return -EINVAL;
2280 }
2281
2282 RING_SPACE_TEST_WITH_RETURN(dev_priv);
2283 VB_AGE_TEST_WITH_RETURN(dev_priv);
2284
2285 buf = dma->buflist[vertex->idx];
2286
2287 if (buf->file_priv != file_priv) {
2288 DRM_ERROR("process %d using buffer owned by %p\n",
2289 DRM_CURRENTPID, buf->file_priv);
2290 return -EINVAL;
2291 }
2292 if (buf->pending) {
2293 DRM_ERROR("sending pending buffer %d\n", vertex->idx);
2294 return -EINVAL;
2295 }
2296
2297 /* Build up a prim_t record:
2298 */
2299 if (vertex->count) {
2300 buf->used = vertex->count; /* not used? */
2301
2302 if (sarea_priv->dirty & ~RADEON_UPLOAD_CLIPRECTS) {
2303 if (radeon_emit_state(dev_priv, file_priv,
2304 &sarea_priv->context_state,
2305 sarea_priv->tex_state,
2306 sarea_priv->dirty)) {
2307 DRM_ERROR("radeon_emit_state failed\n");
2308 return -EINVAL;
2309 }
2310
2311 sarea_priv->dirty &= ~(RADEON_UPLOAD_TEX0IMAGES |
2312 RADEON_UPLOAD_TEX1IMAGES |
2313 RADEON_UPLOAD_TEX2IMAGES |
2314 RADEON_REQUIRE_QUIESCENCE);
2315 }
2316
2317 prim.start = 0;
2318 prim.finish = vertex->count; /* unused */
2319 prim.prim = vertex->prim;
2320 prim.numverts = vertex->count;
2321 prim.vc_format = sarea_priv->vc_format;
2322
2323 radeon_cp_dispatch_vertex(dev, file_priv, buf, &prim);
2324 }
2325
2326 if (vertex->discard) {
2327 radeon_cp_discard_buffer(dev, file_priv->master, buf);
2328 }
2329
2330 COMMIT_RING();
2331 return 0;
2332 }
2333
radeon_cp_indices(struct drm_device * dev,void * data,struct drm_file * file_priv)2334 static int radeon_cp_indices(struct drm_device *dev, void *data, struct drm_file *file_priv)
2335 {
2336 drm_radeon_private_t *dev_priv = dev->dev_private;
2337 struct drm_radeon_master_private *master_priv = file_priv->master->driver_priv;
2338 drm_radeon_sarea_t *sarea_priv;
2339 struct drm_device_dma *dma = dev->dma;
2340 struct drm_buf *buf;
2341 drm_radeon_indices_t *elts = data;
2342 drm_radeon_tcl_prim_t prim;
2343 int count;
2344
2345 LOCK_TEST_WITH_RETURN(dev, file_priv);
2346
2347 sarea_priv = master_priv->sarea_priv;
2348
2349 DRM_DEBUG("pid=%d index=%d start=%d end=%d discard=%d\n",
2350 DRM_CURRENTPID, elts->idx, elts->start, elts->end,
2351 elts->discard);
2352
2353 if (elts->idx < 0 || elts->idx >= dma->buf_count) {
2354 DRM_ERROR("buffer index %d (of %d max)\n",
2355 elts->idx, dma->buf_count - 1);
2356 return -EINVAL;
2357 }
2358 if (elts->prim < 0 || elts->prim > RADEON_PRIM_TYPE_3VRT_LINE_LIST) {
2359 DRM_ERROR("buffer prim %d\n", elts->prim);
2360 return -EINVAL;
2361 }
2362
2363 RING_SPACE_TEST_WITH_RETURN(dev_priv);
2364 VB_AGE_TEST_WITH_RETURN(dev_priv);
2365
2366 buf = dma->buflist[elts->idx];
2367
2368 if (buf->file_priv != file_priv) {
2369 DRM_ERROR("process %d using buffer owned by %p\n",
2370 DRM_CURRENTPID, buf->file_priv);
2371 return -EINVAL;
2372 }
2373 if (buf->pending) {
2374 DRM_ERROR("sending pending buffer %d\n", elts->idx);
2375 return -EINVAL;
2376 }
2377
2378 count = (elts->end - elts->start) / sizeof(u16);
2379 elts->start -= RADEON_INDEX_PRIM_OFFSET;
2380
2381 if (elts->start & 0x7) {
2382 DRM_ERROR("misaligned buffer 0x%x\n", elts->start);
2383 return -EINVAL;
2384 }
2385 if (elts->start < buf->used) {
2386 DRM_ERROR("no header 0x%x - 0x%x\n", elts->start, buf->used);
2387 return -EINVAL;
2388 }
2389
2390 buf->used = elts->end;
2391
2392 if (sarea_priv->dirty & ~RADEON_UPLOAD_CLIPRECTS) {
2393 if (radeon_emit_state(dev_priv, file_priv,
2394 &sarea_priv->context_state,
2395 sarea_priv->tex_state,
2396 sarea_priv->dirty)) {
2397 DRM_ERROR("radeon_emit_state failed\n");
2398 return -EINVAL;
2399 }
2400
2401 sarea_priv->dirty &= ~(RADEON_UPLOAD_TEX0IMAGES |
2402 RADEON_UPLOAD_TEX1IMAGES |
2403 RADEON_UPLOAD_TEX2IMAGES |
2404 RADEON_REQUIRE_QUIESCENCE);
2405 }
2406
2407 /* Build up a prim_t record:
2408 */
2409 prim.start = elts->start;
2410 prim.finish = elts->end;
2411 prim.prim = elts->prim;
2412 prim.offset = 0; /* offset from start of dma buffers */
2413 prim.numverts = RADEON_MAX_VB_VERTS; /* duh */
2414 prim.vc_format = sarea_priv->vc_format;
2415
2416 radeon_cp_dispatch_indices(dev, file_priv->master, buf, &prim);
2417 if (elts->discard) {
2418 radeon_cp_discard_buffer(dev, file_priv->master, buf);
2419 }
2420
2421 COMMIT_RING();
2422 return 0;
2423 }
2424
radeon_cp_texture(struct drm_device * dev,void * data,struct drm_file * file_priv)2425 static int radeon_cp_texture(struct drm_device *dev, void *data, struct drm_file *file_priv)
2426 {
2427 drm_radeon_private_t *dev_priv = dev->dev_private;
2428 drm_radeon_texture_t *tex = data;
2429 drm_radeon_tex_image_t image;
2430 int ret;
2431
2432 LOCK_TEST_WITH_RETURN(dev, file_priv);
2433
2434 if (tex->image == NULL) {
2435 DRM_ERROR("null texture image!\n");
2436 return -EINVAL;
2437 }
2438
2439 if (copy_from_user(&image,
2440 (drm_radeon_tex_image_t __user *) tex->image,
2441 sizeof(image)))
2442 return -EFAULT;
2443
2444 RING_SPACE_TEST_WITH_RETURN(dev_priv);
2445 VB_AGE_TEST_WITH_RETURN(dev_priv);
2446
2447 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
2448 ret = r600_cp_dispatch_texture(dev, file_priv, tex, &image);
2449 else
2450 ret = radeon_cp_dispatch_texture(dev, file_priv, tex, &image);
2451
2452 return ret;
2453 }
2454
radeon_cp_stipple(struct drm_device * dev,void * data,struct drm_file * file_priv)2455 static int radeon_cp_stipple(struct drm_device *dev, void *data, struct drm_file *file_priv)
2456 {
2457 drm_radeon_private_t *dev_priv = dev->dev_private;
2458 drm_radeon_stipple_t *stipple = data;
2459 u32 mask[32];
2460
2461 LOCK_TEST_WITH_RETURN(dev, file_priv);
2462
2463 if (copy_from_user(&mask, stipple->mask, 32 * sizeof(u32)))
2464 return -EFAULT;
2465
2466 RING_SPACE_TEST_WITH_RETURN(dev_priv);
2467
2468 radeon_cp_dispatch_stipple(dev, mask);
2469
2470 COMMIT_RING();
2471 return 0;
2472 }
2473
radeon_cp_indirect(struct drm_device * dev,void * data,struct drm_file * file_priv)2474 static int radeon_cp_indirect(struct drm_device *dev, void *data, struct drm_file *file_priv)
2475 {
2476 drm_radeon_private_t *dev_priv = dev->dev_private;
2477 struct drm_device_dma *dma = dev->dma;
2478 struct drm_buf *buf;
2479 drm_radeon_indirect_t *indirect = data;
2480 RING_LOCALS;
2481
2482 LOCK_TEST_WITH_RETURN(dev, file_priv);
2483
2484 DRM_DEBUG("idx=%d s=%d e=%d d=%d\n",
2485 indirect->idx, indirect->start, indirect->end,
2486 indirect->discard);
2487
2488 if (indirect->idx < 0 || indirect->idx >= dma->buf_count) {
2489 DRM_ERROR("buffer index %d (of %d max)\n",
2490 indirect->idx, dma->buf_count - 1);
2491 return -EINVAL;
2492 }
2493
2494 buf = dma->buflist[indirect->idx];
2495
2496 if (buf->file_priv != file_priv) {
2497 DRM_ERROR("process %d using buffer owned by %p\n",
2498 DRM_CURRENTPID, buf->file_priv);
2499 return -EINVAL;
2500 }
2501 if (buf->pending) {
2502 DRM_ERROR("sending pending buffer %d\n", indirect->idx);
2503 return -EINVAL;
2504 }
2505
2506 if (indirect->start < buf->used) {
2507 DRM_ERROR("reusing indirect: start=0x%x actual=0x%x\n",
2508 indirect->start, buf->used);
2509 return -EINVAL;
2510 }
2511
2512 RING_SPACE_TEST_WITH_RETURN(dev_priv);
2513 VB_AGE_TEST_WITH_RETURN(dev_priv);
2514
2515 buf->used = indirect->end;
2516
2517 /* Dispatch the indirect buffer full of commands from the
2518 * X server. This is insecure and is thus only available to
2519 * privileged clients.
2520 */
2521 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
2522 r600_cp_dispatch_indirect(dev, buf, indirect->start, indirect->end);
2523 else {
2524 /* Wait for the 3D stream to idle before the indirect buffer
2525 * containing 2D acceleration commands is processed.
2526 */
2527 BEGIN_RING(2);
2528 RADEON_WAIT_UNTIL_3D_IDLE();
2529 ADVANCE_RING();
2530 radeon_cp_dispatch_indirect(dev, buf, indirect->start, indirect->end);
2531 }
2532
2533 if (indirect->discard) {
2534 radeon_cp_discard_buffer(dev, file_priv->master, buf);
2535 }
2536
2537 COMMIT_RING();
2538 return 0;
2539 }
2540
radeon_cp_vertex2(struct drm_device * dev,void * data,struct drm_file * file_priv)2541 static int radeon_cp_vertex2(struct drm_device *dev, void *data, struct drm_file *file_priv)
2542 {
2543 drm_radeon_private_t *dev_priv = dev->dev_private;
2544 struct drm_radeon_master_private *master_priv = file_priv->master->driver_priv;
2545 drm_radeon_sarea_t *sarea_priv;
2546 struct drm_device_dma *dma = dev->dma;
2547 struct drm_buf *buf;
2548 drm_radeon_vertex2_t *vertex = data;
2549 int i;
2550 unsigned char laststate;
2551
2552 LOCK_TEST_WITH_RETURN(dev, file_priv);
2553
2554 sarea_priv = master_priv->sarea_priv;
2555
2556 DRM_DEBUG("pid=%d index=%d discard=%d\n",
2557 DRM_CURRENTPID, vertex->idx, vertex->discard);
2558
2559 if (vertex->idx < 0 || vertex->idx >= dma->buf_count) {
2560 DRM_ERROR("buffer index %d (of %d max)\n",
2561 vertex->idx, dma->buf_count - 1);
2562 return -EINVAL;
2563 }
2564
2565 RING_SPACE_TEST_WITH_RETURN(dev_priv);
2566 VB_AGE_TEST_WITH_RETURN(dev_priv);
2567
2568 buf = dma->buflist[vertex->idx];
2569
2570 if (buf->file_priv != file_priv) {
2571 DRM_ERROR("process %d using buffer owned by %p\n",
2572 DRM_CURRENTPID, buf->file_priv);
2573 return -EINVAL;
2574 }
2575
2576 if (buf->pending) {
2577 DRM_ERROR("sending pending buffer %d\n", vertex->idx);
2578 return -EINVAL;
2579 }
2580
2581 if (sarea_priv->nbox > RADEON_NR_SAREA_CLIPRECTS)
2582 return -EINVAL;
2583
2584 for (laststate = 0xff, i = 0; i < vertex->nr_prims; i++) {
2585 drm_radeon_prim_t prim;
2586 drm_radeon_tcl_prim_t tclprim;
2587
2588 if (copy_from_user(&prim, &vertex->prim[i], sizeof(prim)))
2589 return -EFAULT;
2590
2591 if (prim.stateidx != laststate) {
2592 drm_radeon_state_t state;
2593
2594 if (copy_from_user(&state,
2595 &vertex->state[prim.stateidx],
2596 sizeof(state)))
2597 return -EFAULT;
2598
2599 if (radeon_emit_state2(dev_priv, file_priv, &state)) {
2600 DRM_ERROR("radeon_emit_state2 failed\n");
2601 return -EINVAL;
2602 }
2603
2604 laststate = prim.stateidx;
2605 }
2606
2607 tclprim.start = prim.start;
2608 tclprim.finish = prim.finish;
2609 tclprim.prim = prim.prim;
2610 tclprim.vc_format = prim.vc_format;
2611
2612 if (prim.prim & RADEON_PRIM_WALK_IND) {
2613 tclprim.offset = prim.numverts * 64;
2614 tclprim.numverts = RADEON_MAX_VB_VERTS; /* duh */
2615
2616 radeon_cp_dispatch_indices(dev, file_priv->master, buf, &tclprim);
2617 } else {
2618 tclprim.numverts = prim.numverts;
2619 tclprim.offset = 0; /* not used */
2620
2621 radeon_cp_dispatch_vertex(dev, file_priv, buf, &tclprim);
2622 }
2623
2624 if (sarea_priv->nbox == 1)
2625 sarea_priv->nbox = 0;
2626 }
2627
2628 if (vertex->discard) {
2629 radeon_cp_discard_buffer(dev, file_priv->master, buf);
2630 }
2631
2632 COMMIT_RING();
2633 return 0;
2634 }
2635
radeon_emit_packets(drm_radeon_private_t * dev_priv,struct drm_file * file_priv,drm_radeon_cmd_header_t header,drm_radeon_kcmd_buffer_t * cmdbuf)2636 static int radeon_emit_packets(drm_radeon_private_t * dev_priv,
2637 struct drm_file *file_priv,
2638 drm_radeon_cmd_header_t header,
2639 drm_radeon_kcmd_buffer_t *cmdbuf)
2640 {
2641 int id = (int)header.packet.packet_id;
2642 int sz, reg;
2643 RING_LOCALS;
2644
2645 if (id >= RADEON_MAX_STATE_PACKETS)
2646 return -EINVAL;
2647
2648 sz = packet[id].len;
2649 reg = packet[id].start;
2650
2651 if (sz * sizeof(u32) > drm_buffer_unprocessed(cmdbuf->buffer)) {
2652 DRM_ERROR("Packet size provided larger than data provided\n");
2653 return -EINVAL;
2654 }
2655
2656 if (radeon_check_and_fixup_packets(dev_priv, file_priv, id,
2657 cmdbuf->buffer)) {
2658 DRM_ERROR("Packet verification failed\n");
2659 return -EINVAL;
2660 }
2661
2662 BEGIN_RING(sz + 1);
2663 OUT_RING(CP_PACKET0(reg, (sz - 1)));
2664 OUT_RING_DRM_BUFFER(cmdbuf->buffer, sz);
2665 ADVANCE_RING();
2666
2667 return 0;
2668 }
2669
radeon_emit_scalars(drm_radeon_private_t * dev_priv,drm_radeon_cmd_header_t header,drm_radeon_kcmd_buffer_t * cmdbuf)2670 static __inline__ int radeon_emit_scalars(drm_radeon_private_t *dev_priv,
2671 drm_radeon_cmd_header_t header,
2672 drm_radeon_kcmd_buffer_t *cmdbuf)
2673 {
2674 int sz = header.scalars.count;
2675 int start = header.scalars.offset;
2676 int stride = header.scalars.stride;
2677 RING_LOCALS;
2678
2679 BEGIN_RING(3 + sz);
2680 OUT_RING(CP_PACKET0(RADEON_SE_TCL_SCALAR_INDX_REG, 0));
2681 OUT_RING(start | (stride << RADEON_SCAL_INDX_DWORD_STRIDE_SHIFT));
2682 OUT_RING(CP_PACKET0_TABLE(RADEON_SE_TCL_SCALAR_DATA_REG, sz - 1));
2683 OUT_RING_DRM_BUFFER(cmdbuf->buffer, sz);
2684 ADVANCE_RING();
2685 return 0;
2686 }
2687
2688 /* God this is ugly
2689 */
radeon_emit_scalars2(drm_radeon_private_t * dev_priv,drm_radeon_cmd_header_t header,drm_radeon_kcmd_buffer_t * cmdbuf)2690 static __inline__ int radeon_emit_scalars2(drm_radeon_private_t *dev_priv,
2691 drm_radeon_cmd_header_t header,
2692 drm_radeon_kcmd_buffer_t *cmdbuf)
2693 {
2694 int sz = header.scalars.count;
2695 int start = ((unsigned int)header.scalars.offset) + 0x100;
2696 int stride = header.scalars.stride;
2697 RING_LOCALS;
2698
2699 BEGIN_RING(3 + sz);
2700 OUT_RING(CP_PACKET0(RADEON_SE_TCL_SCALAR_INDX_REG, 0));
2701 OUT_RING(start | (stride << RADEON_SCAL_INDX_DWORD_STRIDE_SHIFT));
2702 OUT_RING(CP_PACKET0_TABLE(RADEON_SE_TCL_SCALAR_DATA_REG, sz - 1));
2703 OUT_RING_DRM_BUFFER(cmdbuf->buffer, sz);
2704 ADVANCE_RING();
2705 return 0;
2706 }
2707
radeon_emit_vectors(drm_radeon_private_t * dev_priv,drm_radeon_cmd_header_t header,drm_radeon_kcmd_buffer_t * cmdbuf)2708 static __inline__ int radeon_emit_vectors(drm_radeon_private_t *dev_priv,
2709 drm_radeon_cmd_header_t header,
2710 drm_radeon_kcmd_buffer_t *cmdbuf)
2711 {
2712 int sz = header.vectors.count;
2713 int start = header.vectors.offset;
2714 int stride = header.vectors.stride;
2715 RING_LOCALS;
2716
2717 BEGIN_RING(5 + sz);
2718 OUT_RING_REG(RADEON_SE_TCL_STATE_FLUSH, 0);
2719 OUT_RING(CP_PACKET0(RADEON_SE_TCL_VECTOR_INDX_REG, 0));
2720 OUT_RING(start | (stride << RADEON_VEC_INDX_OCTWORD_STRIDE_SHIFT));
2721 OUT_RING(CP_PACKET0_TABLE(RADEON_SE_TCL_VECTOR_DATA_REG, (sz - 1)));
2722 OUT_RING_DRM_BUFFER(cmdbuf->buffer, sz);
2723 ADVANCE_RING();
2724
2725 return 0;
2726 }
2727
radeon_emit_veclinear(drm_radeon_private_t * dev_priv,drm_radeon_cmd_header_t header,drm_radeon_kcmd_buffer_t * cmdbuf)2728 static __inline__ int radeon_emit_veclinear(drm_radeon_private_t *dev_priv,
2729 drm_radeon_cmd_header_t header,
2730 drm_radeon_kcmd_buffer_t *cmdbuf)
2731 {
2732 int sz = header.veclinear.count * 4;
2733 int start = header.veclinear.addr_lo | (header.veclinear.addr_hi << 8);
2734 RING_LOCALS;
2735
2736 if (!sz)
2737 return 0;
2738 if (sz * 4 > drm_buffer_unprocessed(cmdbuf->buffer))
2739 return -EINVAL;
2740
2741 BEGIN_RING(5 + sz);
2742 OUT_RING_REG(RADEON_SE_TCL_STATE_FLUSH, 0);
2743 OUT_RING(CP_PACKET0(RADEON_SE_TCL_VECTOR_INDX_REG, 0));
2744 OUT_RING(start | (1 << RADEON_VEC_INDX_OCTWORD_STRIDE_SHIFT));
2745 OUT_RING(CP_PACKET0_TABLE(RADEON_SE_TCL_VECTOR_DATA_REG, (sz - 1)));
2746 OUT_RING_DRM_BUFFER(cmdbuf->buffer, sz);
2747 ADVANCE_RING();
2748
2749 return 0;
2750 }
2751
radeon_emit_packet3(struct drm_device * dev,struct drm_file * file_priv,drm_radeon_kcmd_buffer_t * cmdbuf)2752 static int radeon_emit_packet3(struct drm_device * dev,
2753 struct drm_file *file_priv,
2754 drm_radeon_kcmd_buffer_t *cmdbuf)
2755 {
2756 drm_radeon_private_t *dev_priv = dev->dev_private;
2757 unsigned int cmdsz;
2758 int ret;
2759 RING_LOCALS;
2760
2761 DRM_DEBUG("\n");
2762
2763 if ((ret = radeon_check_and_fixup_packet3(dev_priv, file_priv,
2764 cmdbuf, &cmdsz))) {
2765 DRM_ERROR("Packet verification failed\n");
2766 return ret;
2767 }
2768
2769 BEGIN_RING(cmdsz);
2770 OUT_RING_DRM_BUFFER(cmdbuf->buffer, cmdsz);
2771 ADVANCE_RING();
2772
2773 return 0;
2774 }
2775
radeon_emit_packet3_cliprect(struct drm_device * dev,struct drm_file * file_priv,drm_radeon_kcmd_buffer_t * cmdbuf,int orig_nbox)2776 static int radeon_emit_packet3_cliprect(struct drm_device *dev,
2777 struct drm_file *file_priv,
2778 drm_radeon_kcmd_buffer_t *cmdbuf,
2779 int orig_nbox)
2780 {
2781 drm_radeon_private_t *dev_priv = dev->dev_private;
2782 struct drm_clip_rect box;
2783 unsigned int cmdsz;
2784 int ret;
2785 struct drm_clip_rect __user *boxes = cmdbuf->boxes;
2786 int i = 0;
2787 RING_LOCALS;
2788
2789 DRM_DEBUG("\n");
2790
2791 if ((ret = radeon_check_and_fixup_packet3(dev_priv, file_priv,
2792 cmdbuf, &cmdsz))) {
2793 DRM_ERROR("Packet verification failed\n");
2794 return ret;
2795 }
2796
2797 if (!orig_nbox)
2798 goto out;
2799
2800 do {
2801 if (i < cmdbuf->nbox) {
2802 if (copy_from_user(&box, &boxes[i], sizeof(box)))
2803 return -EFAULT;
2804 /* FIXME The second and subsequent times round
2805 * this loop, send a WAIT_UNTIL_3D_IDLE before
2806 * calling emit_clip_rect(). This fixes a
2807 * lockup on fast machines when sending
2808 * several cliprects with a cmdbuf, as when
2809 * waving a 2D window over a 3D
2810 * window. Something in the commands from user
2811 * space seems to hang the card when they're
2812 * sent several times in a row. That would be
2813 * the correct place to fix it but this works
2814 * around it until I can figure that out - Tim
2815 * Smith */
2816 if (i) {
2817 BEGIN_RING(2);
2818 RADEON_WAIT_UNTIL_3D_IDLE();
2819 ADVANCE_RING();
2820 }
2821 radeon_emit_clip_rect(dev_priv, &box);
2822 }
2823
2824 BEGIN_RING(cmdsz);
2825 OUT_RING_DRM_BUFFER(cmdbuf->buffer, cmdsz);
2826 ADVANCE_RING();
2827
2828 } while (++i < cmdbuf->nbox);
2829 if (cmdbuf->nbox == 1)
2830 cmdbuf->nbox = 0;
2831
2832 return 0;
2833 out:
2834 drm_buffer_advance(cmdbuf->buffer, cmdsz * 4);
2835 return 0;
2836 }
2837
radeon_emit_wait(struct drm_device * dev,int flags)2838 static int radeon_emit_wait(struct drm_device * dev, int flags)
2839 {
2840 drm_radeon_private_t *dev_priv = dev->dev_private;
2841 RING_LOCALS;
2842
2843 DRM_DEBUG("%x\n", flags);
2844 switch (flags) {
2845 case RADEON_WAIT_2D:
2846 BEGIN_RING(2);
2847 RADEON_WAIT_UNTIL_2D_IDLE();
2848 ADVANCE_RING();
2849 break;
2850 case RADEON_WAIT_3D:
2851 BEGIN_RING(2);
2852 RADEON_WAIT_UNTIL_3D_IDLE();
2853 ADVANCE_RING();
2854 break;
2855 case RADEON_WAIT_2D | RADEON_WAIT_3D:
2856 BEGIN_RING(2);
2857 RADEON_WAIT_UNTIL_IDLE();
2858 ADVANCE_RING();
2859 break;
2860 default:
2861 return -EINVAL;
2862 }
2863
2864 return 0;
2865 }
2866
radeon_cp_cmdbuf(struct drm_device * dev,void * data,struct drm_file * file_priv)2867 static int radeon_cp_cmdbuf(struct drm_device *dev, void *data,
2868 struct drm_file *file_priv)
2869 {
2870 drm_radeon_private_t *dev_priv = dev->dev_private;
2871 struct drm_device_dma *dma = dev->dma;
2872 struct drm_buf *buf = NULL;
2873 drm_radeon_cmd_header_t stack_header;
2874 int idx;
2875 drm_radeon_kcmd_buffer_t *cmdbuf = data;
2876 int orig_nbox;
2877
2878 LOCK_TEST_WITH_RETURN(dev, file_priv);
2879
2880 RING_SPACE_TEST_WITH_RETURN(dev_priv);
2881 VB_AGE_TEST_WITH_RETURN(dev_priv);
2882
2883 if (cmdbuf->bufsz > 64 * 1024 || cmdbuf->bufsz < 0) {
2884 return -EINVAL;
2885 }
2886
2887 /* Allocate an in-kernel area and copy in the cmdbuf. Do this to avoid
2888 * races between checking values and using those values in other code,
2889 * and simply to avoid a lot of function calls to copy in data.
2890 */
2891 if (cmdbuf->bufsz != 0) {
2892 int rv;
2893 void __user *buffer = cmdbuf->buffer;
2894 rv = drm_buffer_alloc(&cmdbuf->buffer, cmdbuf->bufsz);
2895 if (rv)
2896 return rv;
2897 rv = drm_buffer_copy_from_user(cmdbuf->buffer, buffer,
2898 cmdbuf->bufsz);
2899 if (rv) {
2900 drm_buffer_free(cmdbuf->buffer);
2901 return rv;
2902 }
2903 } else
2904 goto done;
2905
2906 orig_nbox = cmdbuf->nbox;
2907
2908 if (dev_priv->microcode_version == UCODE_R300) {
2909 int temp;
2910 temp = r300_do_cp_cmdbuf(dev, file_priv, cmdbuf);
2911
2912 drm_buffer_free(cmdbuf->buffer);
2913
2914 return temp;
2915 }
2916
2917 /* microcode_version != r300 */
2918 while (drm_buffer_unprocessed(cmdbuf->buffer) >= sizeof(stack_header)) {
2919
2920 drm_radeon_cmd_header_t *header;
2921 header = drm_buffer_read_object(cmdbuf->buffer,
2922 sizeof(stack_header), &stack_header);
2923
2924 switch (header->header.cmd_type) {
2925 case RADEON_CMD_PACKET:
2926 DRM_DEBUG("RADEON_CMD_PACKET\n");
2927 if (radeon_emit_packets
2928 (dev_priv, file_priv, *header, cmdbuf)) {
2929 DRM_ERROR("radeon_emit_packets failed\n");
2930 goto err;
2931 }
2932 break;
2933
2934 case RADEON_CMD_SCALARS:
2935 DRM_DEBUG("RADEON_CMD_SCALARS\n");
2936 if (radeon_emit_scalars(dev_priv, *header, cmdbuf)) {
2937 DRM_ERROR("radeon_emit_scalars failed\n");
2938 goto err;
2939 }
2940 break;
2941
2942 case RADEON_CMD_VECTORS:
2943 DRM_DEBUG("RADEON_CMD_VECTORS\n");
2944 if (radeon_emit_vectors(dev_priv, *header, cmdbuf)) {
2945 DRM_ERROR("radeon_emit_vectors failed\n");
2946 goto err;
2947 }
2948 break;
2949
2950 case RADEON_CMD_DMA_DISCARD:
2951 DRM_DEBUG("RADEON_CMD_DMA_DISCARD\n");
2952 idx = header->dma.buf_idx;
2953 if (idx < 0 || idx >= dma->buf_count) {
2954 DRM_ERROR("buffer index %d (of %d max)\n",
2955 idx, dma->buf_count - 1);
2956 goto err;
2957 }
2958
2959 buf = dma->buflist[idx];
2960 if (buf->file_priv != file_priv || buf->pending) {
2961 DRM_ERROR("bad buffer %p %p %d\n",
2962 buf->file_priv, file_priv,
2963 buf->pending);
2964 goto err;
2965 }
2966
2967 radeon_cp_discard_buffer(dev, file_priv->master, buf);
2968 break;
2969
2970 case RADEON_CMD_PACKET3:
2971 DRM_DEBUG("RADEON_CMD_PACKET3\n");
2972 if (radeon_emit_packet3(dev, file_priv, cmdbuf)) {
2973 DRM_ERROR("radeon_emit_packet3 failed\n");
2974 goto err;
2975 }
2976 break;
2977
2978 case RADEON_CMD_PACKET3_CLIP:
2979 DRM_DEBUG("RADEON_CMD_PACKET3_CLIP\n");
2980 if (radeon_emit_packet3_cliprect
2981 (dev, file_priv, cmdbuf, orig_nbox)) {
2982 DRM_ERROR("radeon_emit_packet3_clip failed\n");
2983 goto err;
2984 }
2985 break;
2986
2987 case RADEON_CMD_SCALARS2:
2988 DRM_DEBUG("RADEON_CMD_SCALARS2\n");
2989 if (radeon_emit_scalars2(dev_priv, *header, cmdbuf)) {
2990 DRM_ERROR("radeon_emit_scalars2 failed\n");
2991 goto err;
2992 }
2993 break;
2994
2995 case RADEON_CMD_WAIT:
2996 DRM_DEBUG("RADEON_CMD_WAIT\n");
2997 if (radeon_emit_wait(dev, header->wait.flags)) {
2998 DRM_ERROR("radeon_emit_wait failed\n");
2999 goto err;
3000 }
3001 break;
3002 case RADEON_CMD_VECLINEAR:
3003 DRM_DEBUG("RADEON_CMD_VECLINEAR\n");
3004 if (radeon_emit_veclinear(dev_priv, *header, cmdbuf)) {
3005 DRM_ERROR("radeon_emit_veclinear failed\n");
3006 goto err;
3007 }
3008 break;
3009
3010 default:
3011 DRM_ERROR("bad cmd_type %d at byte %d\n",
3012 header->header.cmd_type,
3013 cmdbuf->buffer->iterator);
3014 goto err;
3015 }
3016 }
3017
3018 drm_buffer_free(cmdbuf->buffer);
3019
3020 done:
3021 DRM_DEBUG("DONE\n");
3022 COMMIT_RING();
3023 return 0;
3024
3025 err:
3026 drm_buffer_free(cmdbuf->buffer);
3027 return -EINVAL;
3028 }
3029
radeon_cp_getparam(struct drm_device * dev,void * data,struct drm_file * file_priv)3030 static int radeon_cp_getparam(struct drm_device *dev, void *data, struct drm_file *file_priv)
3031 {
3032 drm_radeon_private_t *dev_priv = dev->dev_private;
3033 drm_radeon_getparam_t *param = data;
3034 int value;
3035
3036 DRM_DEBUG("pid=%d\n", DRM_CURRENTPID);
3037
3038 switch (param->param) {
3039 case RADEON_PARAM_GART_BUFFER_OFFSET:
3040 value = dev_priv->gart_buffers_offset;
3041 break;
3042 case RADEON_PARAM_LAST_FRAME:
3043 dev_priv->stats.last_frame_reads++;
3044 value = GET_SCRATCH(dev_priv, 0);
3045 break;
3046 case RADEON_PARAM_LAST_DISPATCH:
3047 value = GET_SCRATCH(dev_priv, 1);
3048 break;
3049 case RADEON_PARAM_LAST_CLEAR:
3050 dev_priv->stats.last_clear_reads++;
3051 value = GET_SCRATCH(dev_priv, 2);
3052 break;
3053 case RADEON_PARAM_IRQ_NR:
3054 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
3055 value = 0;
3056 else
3057 value = drm_dev_to_irq(dev);
3058 break;
3059 case RADEON_PARAM_GART_BASE:
3060 value = dev_priv->gart_vm_start;
3061 break;
3062 case RADEON_PARAM_REGISTER_HANDLE:
3063 value = dev_priv->mmio->offset;
3064 break;
3065 case RADEON_PARAM_STATUS_HANDLE:
3066 value = dev_priv->ring_rptr_offset;
3067 break;
3068 #if BITS_PER_LONG == 32
3069 /*
3070 * This ioctl() doesn't work on 64-bit platforms because hw_lock is a
3071 * pointer which can't fit into an int-sized variable. According to
3072 * Michel Dänzer, the ioctl() is only used on embedded platforms, so
3073 * not supporting it shouldn't be a problem. If the same functionality
3074 * is needed on 64-bit platforms, a new ioctl() would have to be added,
3075 * so backwards-compatibility for the embedded platforms can be
3076 * maintained. --davidm 4-Feb-2004.
3077 */
3078 case RADEON_PARAM_SAREA_HANDLE:
3079 /* The lock is the first dword in the sarea. */
3080 /* no users of this parameter */
3081 break;
3082 #endif
3083 case RADEON_PARAM_GART_TEX_HANDLE:
3084 value = dev_priv->gart_textures_offset;
3085 break;
3086 case RADEON_PARAM_SCRATCH_OFFSET:
3087 if (!dev_priv->writeback_works)
3088 return -EINVAL;
3089 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
3090 value = R600_SCRATCH_REG_OFFSET;
3091 else
3092 value = RADEON_SCRATCH_REG_OFFSET;
3093 break;
3094 case RADEON_PARAM_CARD_TYPE:
3095 if (dev_priv->flags & RADEON_IS_PCIE)
3096 value = RADEON_CARD_PCIE;
3097 else if (dev_priv->flags & RADEON_IS_AGP)
3098 value = RADEON_CARD_AGP;
3099 else
3100 value = RADEON_CARD_PCI;
3101 break;
3102 case RADEON_PARAM_VBLANK_CRTC:
3103 value = radeon_vblank_crtc_get(dev);
3104 break;
3105 case RADEON_PARAM_FB_LOCATION:
3106 value = radeon_read_fb_location(dev_priv);
3107 break;
3108 case RADEON_PARAM_NUM_GB_PIPES:
3109 value = dev_priv->num_gb_pipes;
3110 break;
3111 case RADEON_PARAM_NUM_Z_PIPES:
3112 value = dev_priv->num_z_pipes;
3113 break;
3114 default:
3115 DRM_DEBUG("Invalid parameter %d\n", param->param);
3116 return -EINVAL;
3117 }
3118
3119 if (copy_to_user(param->value, &value, sizeof(int))) {
3120 DRM_ERROR("copy_to_user\n");
3121 return -EFAULT;
3122 }
3123
3124 return 0;
3125 }
3126
radeon_cp_setparam(struct drm_device * dev,void * data,struct drm_file * file_priv)3127 static int radeon_cp_setparam(struct drm_device *dev, void *data, struct drm_file *file_priv)
3128 {
3129 drm_radeon_private_t *dev_priv = dev->dev_private;
3130 struct drm_radeon_master_private *master_priv = file_priv->master->driver_priv;
3131 drm_radeon_setparam_t *sp = data;
3132 struct drm_radeon_driver_file_fields *radeon_priv;
3133
3134 switch (sp->param) {
3135 case RADEON_SETPARAM_FB_LOCATION:
3136 radeon_priv = file_priv->driver_priv;
3137 radeon_priv->radeon_fb_delta = dev_priv->fb_location -
3138 sp->value;
3139 break;
3140 case RADEON_SETPARAM_SWITCH_TILING:
3141 if (sp->value == 0) {
3142 DRM_DEBUG("color tiling disabled\n");
3143 dev_priv->front_pitch_offset &= ~RADEON_DST_TILE_MACRO;
3144 dev_priv->back_pitch_offset &= ~RADEON_DST_TILE_MACRO;
3145 if (master_priv->sarea_priv)
3146 master_priv->sarea_priv->tiling_enabled = 0;
3147 } else if (sp->value == 1) {
3148 DRM_DEBUG("color tiling enabled\n");
3149 dev_priv->front_pitch_offset |= RADEON_DST_TILE_MACRO;
3150 dev_priv->back_pitch_offset |= RADEON_DST_TILE_MACRO;
3151 if (master_priv->sarea_priv)
3152 master_priv->sarea_priv->tiling_enabled = 1;
3153 }
3154 break;
3155 case RADEON_SETPARAM_PCIGART_LOCATION:
3156 dev_priv->pcigart_offset = sp->value;
3157 dev_priv->pcigart_offset_set = 1;
3158 break;
3159 case RADEON_SETPARAM_NEW_MEMMAP:
3160 dev_priv->new_memmap = sp->value;
3161 break;
3162 case RADEON_SETPARAM_PCIGART_TABLE_SIZE:
3163 dev_priv->gart_info.table_size = sp->value;
3164 if (dev_priv->gart_info.table_size < RADEON_PCIGART_TABLE_SIZE)
3165 dev_priv->gart_info.table_size = RADEON_PCIGART_TABLE_SIZE;
3166 break;
3167 case RADEON_SETPARAM_VBLANK_CRTC:
3168 return radeon_vblank_crtc_set(dev, sp->value);
3169 break;
3170 default:
3171 DRM_DEBUG("Invalid parameter %d\n", sp->param);
3172 return -EINVAL;
3173 }
3174
3175 return 0;
3176 }
3177
3178 /* When a client dies:
3179 * - Check for and clean up flipped page state
3180 * - Free any alloced GART memory.
3181 * - Free any alloced radeon surfaces.
3182 *
3183 * DRM infrastructure takes care of reclaiming dma buffers.
3184 */
radeon_driver_preclose(struct drm_device * dev,struct drm_file * file_priv)3185 void radeon_driver_preclose(struct drm_device *dev, struct drm_file *file_priv)
3186 {
3187 if (dev->dev_private) {
3188 drm_radeon_private_t *dev_priv = dev->dev_private;
3189 dev_priv->page_flipping = 0;
3190 radeon_mem_release(file_priv, dev_priv->gart_heap);
3191 radeon_mem_release(file_priv, dev_priv->fb_heap);
3192 radeon_surfaces_release(file_priv, dev_priv);
3193 }
3194 }
3195
radeon_driver_lastclose(struct drm_device * dev)3196 void radeon_driver_lastclose(struct drm_device *dev)
3197 {
3198 radeon_surfaces_release(PCIGART_FILE_PRIV, dev->dev_private);
3199 radeon_do_release(dev);
3200 }
3201
radeon_driver_open(struct drm_device * dev,struct drm_file * file_priv)3202 int radeon_driver_open(struct drm_device *dev, struct drm_file *file_priv)
3203 {
3204 drm_radeon_private_t *dev_priv = dev->dev_private;
3205 struct drm_radeon_driver_file_fields *radeon_priv;
3206
3207 DRM_DEBUG("\n");
3208 radeon_priv = kmalloc(sizeof(*radeon_priv), GFP_KERNEL);
3209
3210 if (!radeon_priv)
3211 return -ENOMEM;
3212
3213 file_priv->driver_priv = radeon_priv;
3214
3215 if (dev_priv)
3216 radeon_priv->radeon_fb_delta = dev_priv->fb_location;
3217 else
3218 radeon_priv->radeon_fb_delta = 0;
3219 return 0;
3220 }
3221
radeon_driver_postclose(struct drm_device * dev,struct drm_file * file_priv)3222 void radeon_driver_postclose(struct drm_device *dev, struct drm_file *file_priv)
3223 {
3224 struct drm_radeon_driver_file_fields *radeon_priv =
3225 file_priv->driver_priv;
3226
3227 kfree(radeon_priv);
3228 }
3229
3230 struct drm_ioctl_desc radeon_ioctls[] = {
3231 DRM_IOCTL_DEF_DRV(RADEON_CP_INIT, radeon_cp_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
3232 DRM_IOCTL_DEF_DRV(RADEON_CP_START, radeon_cp_start, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
3233 DRM_IOCTL_DEF_DRV(RADEON_CP_STOP, radeon_cp_stop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
3234 DRM_IOCTL_DEF_DRV(RADEON_CP_RESET, radeon_cp_reset, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
3235 DRM_IOCTL_DEF_DRV(RADEON_CP_IDLE, radeon_cp_idle, DRM_AUTH),
3236 DRM_IOCTL_DEF_DRV(RADEON_CP_RESUME, radeon_cp_resume, DRM_AUTH),
3237 DRM_IOCTL_DEF_DRV(RADEON_RESET, radeon_engine_reset, DRM_AUTH),
3238 DRM_IOCTL_DEF_DRV(RADEON_FULLSCREEN, radeon_fullscreen, DRM_AUTH),
3239 DRM_IOCTL_DEF_DRV(RADEON_SWAP, radeon_cp_swap, DRM_AUTH),
3240 DRM_IOCTL_DEF_DRV(RADEON_CLEAR, radeon_cp_clear, DRM_AUTH),
3241 DRM_IOCTL_DEF_DRV(RADEON_VERTEX, radeon_cp_vertex, DRM_AUTH),
3242 DRM_IOCTL_DEF_DRV(RADEON_INDICES, radeon_cp_indices, DRM_AUTH),
3243 DRM_IOCTL_DEF_DRV(RADEON_TEXTURE, radeon_cp_texture, DRM_AUTH),
3244 DRM_IOCTL_DEF_DRV(RADEON_STIPPLE, radeon_cp_stipple, DRM_AUTH),
3245 DRM_IOCTL_DEF_DRV(RADEON_INDIRECT, radeon_cp_indirect, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
3246 DRM_IOCTL_DEF_DRV(RADEON_VERTEX2, radeon_cp_vertex2, DRM_AUTH),
3247 DRM_IOCTL_DEF_DRV(RADEON_CMDBUF, radeon_cp_cmdbuf, DRM_AUTH),
3248 DRM_IOCTL_DEF_DRV(RADEON_GETPARAM, radeon_cp_getparam, DRM_AUTH),
3249 DRM_IOCTL_DEF_DRV(RADEON_FLIP, radeon_cp_flip, DRM_AUTH),
3250 DRM_IOCTL_DEF_DRV(RADEON_ALLOC, radeon_mem_alloc, DRM_AUTH),
3251 DRM_IOCTL_DEF_DRV(RADEON_FREE, radeon_mem_free, DRM_AUTH),
3252 DRM_IOCTL_DEF_DRV(RADEON_INIT_HEAP, radeon_mem_init_heap, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
3253 DRM_IOCTL_DEF_DRV(RADEON_IRQ_EMIT, radeon_irq_emit, DRM_AUTH),
3254 DRM_IOCTL_DEF_DRV(RADEON_IRQ_WAIT, radeon_irq_wait, DRM_AUTH),
3255 DRM_IOCTL_DEF_DRV(RADEON_SETPARAM, radeon_cp_setparam, DRM_AUTH),
3256 DRM_IOCTL_DEF_DRV(RADEON_SURF_ALLOC, radeon_surface_alloc, DRM_AUTH),
3257 DRM_IOCTL_DEF_DRV(RADEON_SURF_FREE, radeon_surface_free, DRM_AUTH),
3258 DRM_IOCTL_DEF_DRV(RADEON_CS, r600_cs_legacy_ioctl, DRM_AUTH)
3259 };
3260
3261 int radeon_max_ioctl = DRM_ARRAY_SIZE(radeon_ioctls);
3262