root/include/uapi/drm/radeon_drm.h

INCLUDED FROM

   1 /* radeon_drm.h -- Public header for the radeon driver -*- linux-c -*-
   2  *
   3  * Copyright 2000 Precision Insight, Inc., Cedar Park, Texas.
   4  * Copyright 2000 VA Linux Systems, Inc., Fremont, California.
   5  * Copyright 2002 Tungsten Graphics, Inc., Cedar Park, Texas.
   6  * All rights reserved.
   7  *
   8  * Permission is hereby granted, free of charge, to any person obtaining a
   9  * copy of this software and associated documentation files (the "Software"),
  10  * to deal in the Software without restriction, including without limitation
  11  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  12  * and/or sell copies of the Software, and to permit persons to whom the
  13  * Software is furnished to do so, subject to the following conditions:
  14  *
  15  * The above copyright notice and this permission notice (including the next
  16  * paragraph) shall be included in all copies or substantial portions of the
  17  * Software.
  18  *
  19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  20  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  21  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  22  * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  23  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  24  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  25  * DEALINGS IN THE SOFTWARE.
  26  *
  27  * Authors:
  28  *    Kevin E. Martin <martin@valinux.com>
  29  *    Gareth Hughes <gareth@valinux.com>
  30  *    Keith Whitwell <keith@tungstengraphics.com>
  31  */
  32 
  33 #ifndef __RADEON_DRM_H__
  34 #define __RADEON_DRM_H__
  35 
  36 #include "drm.h"
  37 
  38 #if defined(__cplusplus)
  39 extern "C" {
  40 #endif
  41 
  42 /* WARNING: If you change any of these defines, make sure to change the
  43  * defines in the X server file (radeon_sarea.h)
  44  */
  45 #ifndef __RADEON_SAREA_DEFINES__
  46 #define __RADEON_SAREA_DEFINES__
  47 
  48 /* Old style state flags, required for sarea interface (1.1 and 1.2
  49  * clears) and 1.2 drm_vertex2 ioctl.
  50  */
  51 #define RADEON_UPLOAD_CONTEXT           0x00000001
  52 #define RADEON_UPLOAD_VERTFMT           0x00000002
  53 #define RADEON_UPLOAD_LINE              0x00000004
  54 #define RADEON_UPLOAD_BUMPMAP           0x00000008
  55 #define RADEON_UPLOAD_MASKS             0x00000010
  56 #define RADEON_UPLOAD_VIEWPORT          0x00000020
  57 #define RADEON_UPLOAD_SETUP             0x00000040
  58 #define RADEON_UPLOAD_TCL               0x00000080
  59 #define RADEON_UPLOAD_MISC              0x00000100
  60 #define RADEON_UPLOAD_TEX0              0x00000200
  61 #define RADEON_UPLOAD_TEX1              0x00000400
  62 #define RADEON_UPLOAD_TEX2              0x00000800
  63 #define RADEON_UPLOAD_TEX0IMAGES        0x00001000
  64 #define RADEON_UPLOAD_TEX1IMAGES        0x00002000
  65 #define RADEON_UPLOAD_TEX2IMAGES        0x00004000
  66 #define RADEON_UPLOAD_CLIPRECTS         0x00008000      /* handled client-side */
  67 #define RADEON_REQUIRE_QUIESCENCE       0x00010000
  68 #define RADEON_UPLOAD_ZBIAS             0x00020000      /* version 1.2 and newer */
  69 #define RADEON_UPLOAD_ALL               0x003effff
  70 #define RADEON_UPLOAD_CONTEXT_ALL       0x003e01ff
  71 
  72 /* New style per-packet identifiers for use in cmd_buffer ioctl with
  73  * the RADEON_EMIT_PACKET command.  Comments relate new packets to old
  74  * state bits and the packet size:
  75  */
  76 #define RADEON_EMIT_PP_MISC                         0   /* context/7 */
  77 #define RADEON_EMIT_PP_CNTL                         1   /* context/3 */
  78 #define RADEON_EMIT_RB3D_COLORPITCH                 2   /* context/1 */
  79 #define RADEON_EMIT_RE_LINE_PATTERN                 3   /* line/2 */
  80 #define RADEON_EMIT_SE_LINE_WIDTH                   4   /* line/1 */
  81 #define RADEON_EMIT_PP_LUM_MATRIX                   5   /* bumpmap/1 */
  82 #define RADEON_EMIT_PP_ROT_MATRIX_0                 6   /* bumpmap/2 */
  83 #define RADEON_EMIT_RB3D_STENCILREFMASK             7   /* masks/3 */
  84 #define RADEON_EMIT_SE_VPORT_XSCALE                 8   /* viewport/6 */
  85 #define RADEON_EMIT_SE_CNTL                         9   /* setup/2 */
  86 #define RADEON_EMIT_SE_CNTL_STATUS                  10  /* setup/1 */
  87 #define RADEON_EMIT_RE_MISC                         11  /* misc/1 */
  88 #define RADEON_EMIT_PP_TXFILTER_0                   12  /* tex0/6 */
  89 #define RADEON_EMIT_PP_BORDER_COLOR_0               13  /* tex0/1 */
  90 #define RADEON_EMIT_PP_TXFILTER_1                   14  /* tex1/6 */
  91 #define RADEON_EMIT_PP_BORDER_COLOR_1               15  /* tex1/1 */
  92 #define RADEON_EMIT_PP_TXFILTER_2                   16  /* tex2/6 */
  93 #define RADEON_EMIT_PP_BORDER_COLOR_2               17  /* tex2/1 */
  94 #define RADEON_EMIT_SE_ZBIAS_FACTOR                 18  /* zbias/2 */
  95 #define RADEON_EMIT_SE_TCL_OUTPUT_VTX_FMT           19  /* tcl/11 */
  96 #define RADEON_EMIT_SE_TCL_MATERIAL_EMMISSIVE_RED   20  /* material/17 */
  97 #define R200_EMIT_PP_TXCBLEND_0                     21  /* tex0/4 */
  98 #define R200_EMIT_PP_TXCBLEND_1                     22  /* tex1/4 */
  99 #define R200_EMIT_PP_TXCBLEND_2                     23  /* tex2/4 */
 100 #define R200_EMIT_PP_TXCBLEND_3                     24  /* tex3/4 */
 101 #define R200_EMIT_PP_TXCBLEND_4                     25  /* tex4/4 */
 102 #define R200_EMIT_PP_TXCBLEND_5                     26  /* tex5/4 */
 103 #define R200_EMIT_PP_TXCBLEND_6                     27  /* /4 */
 104 #define R200_EMIT_PP_TXCBLEND_7                     28  /* /4 */
 105 #define R200_EMIT_TCL_LIGHT_MODEL_CTL_0             29  /* tcl/7 */
 106 #define R200_EMIT_TFACTOR_0                         30  /* tf/7 */
 107 #define R200_EMIT_VTX_FMT_0                         31  /* vtx/5 */
 108 #define R200_EMIT_VAP_CTL                           32  /* vap/1 */
 109 #define R200_EMIT_MATRIX_SELECT_0                   33  /* msl/5 */
 110 #define R200_EMIT_TEX_PROC_CTL_2                    34  /* tcg/5 */
 111 #define R200_EMIT_TCL_UCP_VERT_BLEND_CTL            35  /* tcl/1 */
 112 #define R200_EMIT_PP_TXFILTER_0                     36  /* tex0/6 */
 113 #define R200_EMIT_PP_TXFILTER_1                     37  /* tex1/6 */
 114 #define R200_EMIT_PP_TXFILTER_2                     38  /* tex2/6 */
 115 #define R200_EMIT_PP_TXFILTER_3                     39  /* tex3/6 */
 116 #define R200_EMIT_PP_TXFILTER_4                     40  /* tex4/6 */
 117 #define R200_EMIT_PP_TXFILTER_5                     41  /* tex5/6 */
 118 #define R200_EMIT_PP_TXOFFSET_0                     42  /* tex0/1 */
 119 #define R200_EMIT_PP_TXOFFSET_1                     43  /* tex1/1 */
 120 #define R200_EMIT_PP_TXOFFSET_2                     44  /* tex2/1 */
 121 #define R200_EMIT_PP_TXOFFSET_3                     45  /* tex3/1 */
 122 #define R200_EMIT_PP_TXOFFSET_4                     46  /* tex4/1 */
 123 #define R200_EMIT_PP_TXOFFSET_5                     47  /* tex5/1 */
 124 #define R200_EMIT_VTE_CNTL                          48  /* vte/1 */
 125 #define R200_EMIT_OUTPUT_VTX_COMP_SEL               49  /* vtx/1 */
 126 #define R200_EMIT_PP_TAM_DEBUG3                     50  /* tam/1 */
 127 #define R200_EMIT_PP_CNTL_X                         51  /* cst/1 */
 128 #define R200_EMIT_RB3D_DEPTHXY_OFFSET               52  /* cst/1 */
 129 #define R200_EMIT_RE_AUX_SCISSOR_CNTL               53  /* cst/1 */
 130 #define R200_EMIT_RE_SCISSOR_TL_0                   54  /* cst/2 */
 131 #define R200_EMIT_RE_SCISSOR_TL_1                   55  /* cst/2 */
 132 #define R200_EMIT_RE_SCISSOR_TL_2                   56  /* cst/2 */
 133 #define R200_EMIT_SE_VAP_CNTL_STATUS                57  /* cst/1 */
 134 #define R200_EMIT_SE_VTX_STATE_CNTL                 58  /* cst/1 */
 135 #define R200_EMIT_RE_POINTSIZE                      59  /* cst/1 */
 136 #define R200_EMIT_TCL_INPUT_VTX_VECTOR_ADDR_0       60  /* cst/4 */
 137 #define R200_EMIT_PP_CUBIC_FACES_0                  61
 138 #define R200_EMIT_PP_CUBIC_OFFSETS_0                62
 139 #define R200_EMIT_PP_CUBIC_FACES_1                  63
 140 #define R200_EMIT_PP_CUBIC_OFFSETS_1                64
 141 #define R200_EMIT_PP_CUBIC_FACES_2                  65
 142 #define R200_EMIT_PP_CUBIC_OFFSETS_2                66
 143 #define R200_EMIT_PP_CUBIC_FACES_3                  67
 144 #define R200_EMIT_PP_CUBIC_OFFSETS_3                68
 145 #define R200_EMIT_PP_CUBIC_FACES_4                  69
 146 #define R200_EMIT_PP_CUBIC_OFFSETS_4                70
 147 #define R200_EMIT_PP_CUBIC_FACES_5                  71
 148 #define R200_EMIT_PP_CUBIC_OFFSETS_5                72
 149 #define RADEON_EMIT_PP_TEX_SIZE_0                   73
 150 #define RADEON_EMIT_PP_TEX_SIZE_1                   74
 151 #define RADEON_EMIT_PP_TEX_SIZE_2                   75
 152 #define R200_EMIT_RB3D_BLENDCOLOR                   76
 153 #define R200_EMIT_TCL_POINT_SPRITE_CNTL             77
 154 #define RADEON_EMIT_PP_CUBIC_FACES_0                78
 155 #define RADEON_EMIT_PP_CUBIC_OFFSETS_T0             79
 156 #define RADEON_EMIT_PP_CUBIC_FACES_1                80
 157 #define RADEON_EMIT_PP_CUBIC_OFFSETS_T1             81
 158 #define RADEON_EMIT_PP_CUBIC_FACES_2                82
 159 #define RADEON_EMIT_PP_CUBIC_OFFSETS_T2             83
 160 #define R200_EMIT_PP_TRI_PERF_CNTL                  84
 161 #define R200_EMIT_PP_AFS_0                          85
 162 #define R200_EMIT_PP_AFS_1                          86
 163 #define R200_EMIT_ATF_TFACTOR                       87
 164 #define R200_EMIT_PP_TXCTLALL_0                     88
 165 #define R200_EMIT_PP_TXCTLALL_1                     89
 166 #define R200_EMIT_PP_TXCTLALL_2                     90
 167 #define R200_EMIT_PP_TXCTLALL_3                     91
 168 #define R200_EMIT_PP_TXCTLALL_4                     92
 169 #define R200_EMIT_PP_TXCTLALL_5                     93
 170 #define R200_EMIT_VAP_PVS_CNTL                      94
 171 #define RADEON_MAX_STATE_PACKETS                    95
 172 
 173 /* Commands understood by cmd_buffer ioctl.  More can be added but
 174  * obviously these can't be removed or changed:
 175  */
 176 #define RADEON_CMD_PACKET      1        /* emit one of the register packets above */
 177 #define RADEON_CMD_SCALARS     2        /* emit scalar data */
 178 #define RADEON_CMD_VECTORS     3        /* emit vector data */
 179 #define RADEON_CMD_DMA_DISCARD 4        /* discard current dma buf */
 180 #define RADEON_CMD_PACKET3     5        /* emit hw packet */
 181 #define RADEON_CMD_PACKET3_CLIP 6       /* emit hw packet wrapped in cliprects */
 182 #define RADEON_CMD_SCALARS2     7       /* r200 stopgap */
 183 #define RADEON_CMD_WAIT         8       /* emit hw wait commands -- note:
 184                                          *  doesn't make the cpu wait, just
 185                                          *  the graphics hardware */
 186 #define RADEON_CMD_VECLINEAR    9       /* another r200 stopgap */
 187 
 188 typedef union {
 189         int i;
 190         struct {
 191                 unsigned char cmd_type, pad0, pad1, pad2;
 192         } header;
 193         struct {
 194                 unsigned char cmd_type, packet_id, pad0, pad1;
 195         } packet;
 196         struct {
 197                 unsigned char cmd_type, offset, stride, count;
 198         } scalars;
 199         struct {
 200                 unsigned char cmd_type, offset, stride, count;
 201         } vectors;
 202         struct {
 203                 unsigned char cmd_type, addr_lo, addr_hi, count;
 204         } veclinear;
 205         struct {
 206                 unsigned char cmd_type, buf_idx, pad0, pad1;
 207         } dma;
 208         struct {
 209                 unsigned char cmd_type, flags, pad0, pad1;
 210         } wait;
 211 } drm_radeon_cmd_header_t;
 212 
 213 #define RADEON_WAIT_2D  0x1
 214 #define RADEON_WAIT_3D  0x2
 215 
 216 /* Allowed parameters for R300_CMD_PACKET3
 217  */
 218 #define R300_CMD_PACKET3_CLEAR          0
 219 #define R300_CMD_PACKET3_RAW            1
 220 
 221 /* Commands understood by cmd_buffer ioctl for R300.
 222  * The interface has not been stabilized, so some of these may be removed
 223  * and eventually reordered before stabilization.
 224  */
 225 #define R300_CMD_PACKET0                1
 226 #define R300_CMD_VPU                    2       /* emit vertex program upload */
 227 #define R300_CMD_PACKET3                3       /* emit a packet3 */
 228 #define R300_CMD_END3D                  4       /* emit sequence ending 3d rendering */
 229 #define R300_CMD_CP_DELAY               5
 230 #define R300_CMD_DMA_DISCARD            6
 231 #define R300_CMD_WAIT                   7
 232 #       define R300_WAIT_2D             0x1
 233 #       define R300_WAIT_3D             0x2
 234 /* these two defines are DOING IT WRONG - however
 235  * we have userspace which relies on using these.
 236  * The wait interface is backwards compat new 
 237  * code should use the NEW_WAIT defines below
 238  * THESE ARE NOT BIT FIELDS
 239  */
 240 #       define R300_WAIT_2D_CLEAN       0x3
 241 #       define R300_WAIT_3D_CLEAN       0x4
 242 
 243 #       define R300_NEW_WAIT_2D_3D      0x3
 244 #       define R300_NEW_WAIT_2D_2D_CLEAN        0x4
 245 #       define R300_NEW_WAIT_3D_3D_CLEAN        0x6
 246 #       define R300_NEW_WAIT_2D_2D_CLEAN_3D_3D_CLEAN    0x8
 247 
 248 #define R300_CMD_SCRATCH                8
 249 #define R300_CMD_R500FP                 9
 250 
 251 typedef union {
 252         unsigned int u;
 253         struct {
 254                 unsigned char cmd_type, pad0, pad1, pad2;
 255         } header;
 256         struct {
 257                 unsigned char cmd_type, count, reglo, reghi;
 258         } packet0;
 259         struct {
 260                 unsigned char cmd_type, count, adrlo, adrhi;
 261         } vpu;
 262         struct {
 263                 unsigned char cmd_type, packet, pad0, pad1;
 264         } packet3;
 265         struct {
 266                 unsigned char cmd_type, packet;
 267                 unsigned short count;   /* amount of packet2 to emit */
 268         } delay;
 269         struct {
 270                 unsigned char cmd_type, buf_idx, pad0, pad1;
 271         } dma;
 272         struct {
 273                 unsigned char cmd_type, flags, pad0, pad1;
 274         } wait;
 275         struct {
 276                 unsigned char cmd_type, reg, n_bufs, flags;
 277         } scratch;
 278         struct {
 279                 unsigned char cmd_type, count, adrlo, adrhi_flags;
 280         } r500fp;
 281 } drm_r300_cmd_header_t;
 282 
 283 #define RADEON_FRONT                    0x1
 284 #define RADEON_BACK                     0x2
 285 #define RADEON_DEPTH                    0x4
 286 #define RADEON_STENCIL                  0x8
 287 #define RADEON_CLEAR_FASTZ              0x80000000
 288 #define RADEON_USE_HIERZ                0x40000000
 289 #define RADEON_USE_COMP_ZBUF            0x20000000
 290 
 291 #define R500FP_CONSTANT_TYPE  (1 << 1)
 292 #define R500FP_CONSTANT_CLAMP (1 << 2)
 293 
 294 /* Primitive types
 295  */
 296 #define RADEON_POINTS                   0x1
 297 #define RADEON_LINES                    0x2
 298 #define RADEON_LINE_STRIP               0x3
 299 #define RADEON_TRIANGLES                0x4
 300 #define RADEON_TRIANGLE_FAN             0x5
 301 #define RADEON_TRIANGLE_STRIP           0x6
 302 
 303 /* Vertex/indirect buffer size
 304  */
 305 #define RADEON_BUFFER_SIZE              65536
 306 
 307 /* Byte offsets for indirect buffer data
 308  */
 309 #define RADEON_INDEX_PRIM_OFFSET        20
 310 
 311 #define RADEON_SCRATCH_REG_OFFSET       32
 312 
 313 #define R600_SCRATCH_REG_OFFSET         256
 314 
 315 #define RADEON_NR_SAREA_CLIPRECTS       12
 316 
 317 /* There are 2 heaps (local/GART).  Each region within a heap is a
 318  * minimum of 64k, and there are at most 64 of them per heap.
 319  */
 320 #define RADEON_LOCAL_TEX_HEAP           0
 321 #define RADEON_GART_TEX_HEAP            1
 322 #define RADEON_NR_TEX_HEAPS             2
 323 #define RADEON_NR_TEX_REGIONS           64
 324 #define RADEON_LOG_TEX_GRANULARITY      16
 325 
 326 #define RADEON_MAX_TEXTURE_LEVELS       12
 327 #define RADEON_MAX_TEXTURE_UNITS        3
 328 
 329 #define RADEON_MAX_SURFACES             8
 330 
 331 /* Blits have strict offset rules.  All blit offset must be aligned on
 332  * a 1K-byte boundary.
 333  */
 334 #define RADEON_OFFSET_SHIFT             10
 335 #define RADEON_OFFSET_ALIGN             (1 << RADEON_OFFSET_SHIFT)
 336 #define RADEON_OFFSET_MASK              (RADEON_OFFSET_ALIGN - 1)
 337 
 338 #endif                          /* __RADEON_SAREA_DEFINES__ */
 339 
 340 typedef struct {
 341         unsigned int red;
 342         unsigned int green;
 343         unsigned int blue;
 344         unsigned int alpha;
 345 } radeon_color_regs_t;
 346 
 347 typedef struct {
 348         /* Context state */
 349         unsigned int pp_misc;   /* 0x1c14 */
 350         unsigned int pp_fog_color;
 351         unsigned int re_solid_color;
 352         unsigned int rb3d_blendcntl;
 353         unsigned int rb3d_depthoffset;
 354         unsigned int rb3d_depthpitch;
 355         unsigned int rb3d_zstencilcntl;
 356 
 357         unsigned int pp_cntl;   /* 0x1c38 */
 358         unsigned int rb3d_cntl;
 359         unsigned int rb3d_coloroffset;
 360         unsigned int re_width_height;
 361         unsigned int rb3d_colorpitch;
 362         unsigned int se_cntl;
 363 
 364         /* Vertex format state */
 365         unsigned int se_coord_fmt;      /* 0x1c50 */
 366 
 367         /* Line state */
 368         unsigned int re_line_pattern;   /* 0x1cd0 */
 369         unsigned int re_line_state;
 370 
 371         unsigned int se_line_width;     /* 0x1db8 */
 372 
 373         /* Bumpmap state */
 374         unsigned int pp_lum_matrix;     /* 0x1d00 */
 375 
 376         unsigned int pp_rot_matrix_0;   /* 0x1d58 */
 377         unsigned int pp_rot_matrix_1;
 378 
 379         /* Mask state */
 380         unsigned int rb3d_stencilrefmask;       /* 0x1d7c */
 381         unsigned int rb3d_ropcntl;
 382         unsigned int rb3d_planemask;
 383 
 384         /* Viewport state */
 385         unsigned int se_vport_xscale;   /* 0x1d98 */
 386         unsigned int se_vport_xoffset;
 387         unsigned int se_vport_yscale;
 388         unsigned int se_vport_yoffset;
 389         unsigned int se_vport_zscale;
 390         unsigned int se_vport_zoffset;
 391 
 392         /* Setup state */
 393         unsigned int se_cntl_status;    /* 0x2140 */
 394 
 395         /* Misc state */
 396         unsigned int re_top_left;       /* 0x26c0 */
 397         unsigned int re_misc;
 398 } drm_radeon_context_regs_t;
 399 
 400 typedef struct {
 401         /* Zbias state */
 402         unsigned int se_zbias_factor;   /* 0x1dac */
 403         unsigned int se_zbias_constant;
 404 } drm_radeon_context2_regs_t;
 405 
 406 /* Setup registers for each texture unit
 407  */
 408 typedef struct {
 409         unsigned int pp_txfilter;
 410         unsigned int pp_txformat;
 411         unsigned int pp_txoffset;
 412         unsigned int pp_txcblend;
 413         unsigned int pp_txablend;
 414         unsigned int pp_tfactor;
 415         unsigned int pp_border_color;
 416 } drm_radeon_texture_regs_t;
 417 
 418 typedef struct {
 419         unsigned int start;
 420         unsigned int finish;
 421         unsigned int prim:8;
 422         unsigned int stateidx:8;
 423         unsigned int numverts:16;       /* overloaded as offset/64 for elt prims */
 424         unsigned int vc_format; /* vertex format */
 425 } drm_radeon_prim_t;
 426 
 427 typedef struct {
 428         drm_radeon_context_regs_t context;
 429         drm_radeon_texture_regs_t tex[RADEON_MAX_TEXTURE_UNITS];
 430         drm_radeon_context2_regs_t context2;
 431         unsigned int dirty;
 432 } drm_radeon_state_t;
 433 
 434 typedef struct {
 435         /* The channel for communication of state information to the
 436          * kernel on firing a vertex buffer with either of the
 437          * obsoleted vertex/index ioctls.
 438          */
 439         drm_radeon_context_regs_t context_state;
 440         drm_radeon_texture_regs_t tex_state[RADEON_MAX_TEXTURE_UNITS];
 441         unsigned int dirty;
 442         unsigned int vertsize;
 443         unsigned int vc_format;
 444 
 445         /* The current cliprects, or a subset thereof.
 446          */
 447         struct drm_clip_rect boxes[RADEON_NR_SAREA_CLIPRECTS];
 448         unsigned int nbox;
 449 
 450         /* Counters for client-side throttling of rendering clients.
 451          */
 452         unsigned int last_frame;
 453         unsigned int last_dispatch;
 454         unsigned int last_clear;
 455 
 456         struct drm_tex_region tex_list[RADEON_NR_TEX_HEAPS][RADEON_NR_TEX_REGIONS +
 457                                                        1];
 458         unsigned int tex_age[RADEON_NR_TEX_HEAPS];
 459         int ctx_owner;
 460         int pfState;            /* number of 3d windows (0,1,2ormore) */
 461         int pfCurrentPage;      /* which buffer is being displayed? */
 462         int crtc2_base;         /* CRTC2 frame offset */
 463         int tiling_enabled;     /* set by drm, read by 2d + 3d clients */
 464 } drm_radeon_sarea_t;
 465 
 466 /* WARNING: If you change any of these defines, make sure to change the
 467  * defines in the Xserver file (xf86drmRadeon.h)
 468  *
 469  * KW: actually it's illegal to change any of this (backwards compatibility).
 470  */
 471 
 472 /* Radeon specific ioctls
 473  * The device specific ioctl range is 0x40 to 0x79.
 474  */
 475 #define DRM_RADEON_CP_INIT    0x00
 476 #define DRM_RADEON_CP_START   0x01
 477 #define DRM_RADEON_CP_STOP    0x02
 478 #define DRM_RADEON_CP_RESET   0x03
 479 #define DRM_RADEON_CP_IDLE    0x04
 480 #define DRM_RADEON_RESET      0x05
 481 #define DRM_RADEON_FULLSCREEN 0x06
 482 #define DRM_RADEON_SWAP       0x07
 483 #define DRM_RADEON_CLEAR      0x08
 484 #define DRM_RADEON_VERTEX     0x09
 485 #define DRM_RADEON_INDICES    0x0A
 486 #define DRM_RADEON_NOT_USED
 487 #define DRM_RADEON_STIPPLE    0x0C
 488 #define DRM_RADEON_INDIRECT   0x0D
 489 #define DRM_RADEON_TEXTURE    0x0E
 490 #define DRM_RADEON_VERTEX2    0x0F
 491 #define DRM_RADEON_CMDBUF     0x10
 492 #define DRM_RADEON_GETPARAM   0x11
 493 #define DRM_RADEON_FLIP       0x12
 494 #define DRM_RADEON_ALLOC      0x13
 495 #define DRM_RADEON_FREE       0x14
 496 #define DRM_RADEON_INIT_HEAP  0x15
 497 #define DRM_RADEON_IRQ_EMIT   0x16
 498 #define DRM_RADEON_IRQ_WAIT   0x17
 499 #define DRM_RADEON_CP_RESUME  0x18
 500 #define DRM_RADEON_SETPARAM   0x19
 501 #define DRM_RADEON_SURF_ALLOC 0x1a
 502 #define DRM_RADEON_SURF_FREE  0x1b
 503 /* KMS ioctl */
 504 #define DRM_RADEON_GEM_INFO             0x1c
 505 #define DRM_RADEON_GEM_CREATE           0x1d
 506 #define DRM_RADEON_GEM_MMAP             0x1e
 507 #define DRM_RADEON_GEM_PREAD            0x21
 508 #define DRM_RADEON_GEM_PWRITE           0x22
 509 #define DRM_RADEON_GEM_SET_DOMAIN       0x23
 510 #define DRM_RADEON_GEM_WAIT_IDLE        0x24
 511 #define DRM_RADEON_CS                   0x26
 512 #define DRM_RADEON_INFO                 0x27
 513 #define DRM_RADEON_GEM_SET_TILING       0x28
 514 #define DRM_RADEON_GEM_GET_TILING       0x29
 515 #define DRM_RADEON_GEM_BUSY             0x2a
 516 #define DRM_RADEON_GEM_VA               0x2b
 517 #define DRM_RADEON_GEM_OP               0x2c
 518 #define DRM_RADEON_GEM_USERPTR          0x2d
 519 
 520 #define DRM_IOCTL_RADEON_CP_INIT    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_CP_INIT, drm_radeon_init_t)
 521 #define DRM_IOCTL_RADEON_CP_START   DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_CP_START)
 522 #define DRM_IOCTL_RADEON_CP_STOP    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_CP_STOP, drm_radeon_cp_stop_t)
 523 #define DRM_IOCTL_RADEON_CP_RESET   DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_CP_RESET)
 524 #define DRM_IOCTL_RADEON_CP_IDLE    DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_CP_IDLE)
 525 #define DRM_IOCTL_RADEON_RESET      DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_RESET)
 526 #define DRM_IOCTL_RADEON_FULLSCREEN DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_FULLSCREEN, drm_radeon_fullscreen_t)
 527 #define DRM_IOCTL_RADEON_SWAP       DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_SWAP)
 528 #define DRM_IOCTL_RADEON_CLEAR      DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_CLEAR, drm_radeon_clear_t)
 529 #define DRM_IOCTL_RADEON_VERTEX     DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_VERTEX, drm_radeon_vertex_t)
 530 #define DRM_IOCTL_RADEON_INDICES    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_INDICES, drm_radeon_indices_t)
 531 #define DRM_IOCTL_RADEON_STIPPLE    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_STIPPLE, drm_radeon_stipple_t)
 532 #define DRM_IOCTL_RADEON_INDIRECT   DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_INDIRECT, drm_radeon_indirect_t)
 533 #define DRM_IOCTL_RADEON_TEXTURE    DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_TEXTURE, drm_radeon_texture_t)
 534 #define DRM_IOCTL_RADEON_VERTEX2    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_VERTEX2, drm_radeon_vertex2_t)
 535 #define DRM_IOCTL_RADEON_CMDBUF     DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_CMDBUF, drm_radeon_cmd_buffer_t)
 536 #define DRM_IOCTL_RADEON_GETPARAM   DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GETPARAM, drm_radeon_getparam_t)
 537 #define DRM_IOCTL_RADEON_FLIP       DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_FLIP)
 538 #define DRM_IOCTL_RADEON_ALLOC      DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_ALLOC, drm_radeon_mem_alloc_t)
 539 #define DRM_IOCTL_RADEON_FREE       DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_FREE, drm_radeon_mem_free_t)
 540 #define DRM_IOCTL_RADEON_INIT_HEAP  DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_INIT_HEAP, drm_radeon_mem_init_heap_t)
 541 #define DRM_IOCTL_RADEON_IRQ_EMIT   DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_IRQ_EMIT, drm_radeon_irq_emit_t)
 542 #define DRM_IOCTL_RADEON_IRQ_WAIT   DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_IRQ_WAIT, drm_radeon_irq_wait_t)
 543 #define DRM_IOCTL_RADEON_CP_RESUME  DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_CP_RESUME)
 544 #define DRM_IOCTL_RADEON_SETPARAM   DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_SETPARAM, drm_radeon_setparam_t)
 545 #define DRM_IOCTL_RADEON_SURF_ALLOC DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_SURF_ALLOC, drm_radeon_surface_alloc_t)
 546 #define DRM_IOCTL_RADEON_SURF_FREE  DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_SURF_FREE, drm_radeon_surface_free_t)
 547 /* KMS */
 548 #define DRM_IOCTL_RADEON_GEM_INFO       DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_INFO, struct drm_radeon_gem_info)
 549 #define DRM_IOCTL_RADEON_GEM_CREATE     DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_CREATE, struct drm_radeon_gem_create)
 550 #define DRM_IOCTL_RADEON_GEM_MMAP       DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_MMAP, struct drm_radeon_gem_mmap)
 551 #define DRM_IOCTL_RADEON_GEM_PREAD      DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_PREAD, struct drm_radeon_gem_pread)
 552 #define DRM_IOCTL_RADEON_GEM_PWRITE     DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_PWRITE, struct drm_radeon_gem_pwrite)
 553 #define DRM_IOCTL_RADEON_GEM_SET_DOMAIN DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_SET_DOMAIN, struct drm_radeon_gem_set_domain)
 554 #define DRM_IOCTL_RADEON_GEM_WAIT_IDLE  DRM_IOW(DRM_COMMAND_BASE + DRM_RADEON_GEM_WAIT_IDLE, struct drm_radeon_gem_wait_idle)
 555 #define DRM_IOCTL_RADEON_CS             DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_CS, struct drm_radeon_cs)
 556 #define DRM_IOCTL_RADEON_INFO           DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_INFO, struct drm_radeon_info)
 557 #define DRM_IOCTL_RADEON_GEM_SET_TILING DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_SET_TILING, struct drm_radeon_gem_set_tiling)
 558 #define DRM_IOCTL_RADEON_GEM_GET_TILING DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_GET_TILING, struct drm_radeon_gem_get_tiling)
 559 #define DRM_IOCTL_RADEON_GEM_BUSY       DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_BUSY, struct drm_radeon_gem_busy)
 560 #define DRM_IOCTL_RADEON_GEM_VA         DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_VA, struct drm_radeon_gem_va)
 561 #define DRM_IOCTL_RADEON_GEM_OP         DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_OP, struct drm_radeon_gem_op)
 562 #define DRM_IOCTL_RADEON_GEM_USERPTR    DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_USERPTR, struct drm_radeon_gem_userptr)
 563 
 564 typedef struct drm_radeon_init {
 565         enum {
 566                 RADEON_INIT_CP = 0x01,
 567                 RADEON_CLEANUP_CP = 0x02,
 568                 RADEON_INIT_R200_CP = 0x03,
 569                 RADEON_INIT_R300_CP = 0x04,
 570                 RADEON_INIT_R600_CP = 0x05
 571         } func;
 572         unsigned long sarea_priv_offset;
 573         int is_pci;
 574         int cp_mode;
 575         int gart_size;
 576         int ring_size;
 577         int usec_timeout;
 578 
 579         unsigned int fb_bpp;
 580         unsigned int front_offset, front_pitch;
 581         unsigned int back_offset, back_pitch;
 582         unsigned int depth_bpp;
 583         unsigned int depth_offset, depth_pitch;
 584 
 585         unsigned long fb_offset;
 586         unsigned long mmio_offset;
 587         unsigned long ring_offset;
 588         unsigned long ring_rptr_offset;
 589         unsigned long buffers_offset;
 590         unsigned long gart_textures_offset;
 591 } drm_radeon_init_t;
 592 
 593 typedef struct drm_radeon_cp_stop {
 594         int flush;
 595         int idle;
 596 } drm_radeon_cp_stop_t;
 597 
 598 typedef struct drm_radeon_fullscreen {
 599         enum {
 600                 RADEON_INIT_FULLSCREEN = 0x01,
 601                 RADEON_CLEANUP_FULLSCREEN = 0x02
 602         } func;
 603 } drm_radeon_fullscreen_t;
 604 
 605 #define CLEAR_X1        0
 606 #define CLEAR_Y1        1
 607 #define CLEAR_X2        2
 608 #define CLEAR_Y2        3
 609 #define CLEAR_DEPTH     4
 610 
 611 typedef union drm_radeon_clear_rect {
 612         float f[5];
 613         unsigned int ui[5];
 614 } drm_radeon_clear_rect_t;
 615 
 616 typedef struct drm_radeon_clear {
 617         unsigned int flags;
 618         unsigned int clear_color;
 619         unsigned int clear_depth;
 620         unsigned int color_mask;
 621         unsigned int depth_mask;        /* misnamed field:  should be stencil */
 622         drm_radeon_clear_rect_t __user *depth_boxes;
 623 } drm_radeon_clear_t;
 624 
 625 typedef struct drm_radeon_vertex {
 626         int prim;
 627         int idx;                /* Index of vertex buffer */
 628         int count;              /* Number of vertices in buffer */
 629         int discard;            /* Client finished with buffer? */
 630 } drm_radeon_vertex_t;
 631 
 632 typedef struct drm_radeon_indices {
 633         int prim;
 634         int idx;
 635         int start;
 636         int end;
 637         int discard;            /* Client finished with buffer? */
 638 } drm_radeon_indices_t;
 639 
 640 /* v1.2 - obsoletes drm_radeon_vertex and drm_radeon_indices
 641  *      - allows multiple primitives and state changes in a single ioctl
 642  *      - supports driver change to emit native primitives
 643  */
 644 typedef struct drm_radeon_vertex2 {
 645         int idx;                /* Index of vertex buffer */
 646         int discard;            /* Client finished with buffer? */
 647         int nr_states;
 648         drm_radeon_state_t __user *state;
 649         int nr_prims;
 650         drm_radeon_prim_t __user *prim;
 651 } drm_radeon_vertex2_t;
 652 
 653 /* v1.3 - obsoletes drm_radeon_vertex2
 654  *      - allows arbitrarily large cliprect list
 655  *      - allows updating of tcl packet, vector and scalar state
 656  *      - allows memory-efficient description of state updates
 657  *      - allows state to be emitted without a primitive
 658  *           (for clears, ctx switches)
 659  *      - allows more than one dma buffer to be referenced per ioctl
 660  *      - supports tcl driver
 661  *      - may be extended in future versions with new cmd types, packets
 662  */
 663 typedef struct drm_radeon_cmd_buffer {
 664         int bufsz;
 665         char __user *buf;
 666         int nbox;
 667         struct drm_clip_rect __user *boxes;
 668 } drm_radeon_cmd_buffer_t;
 669 
 670 typedef struct drm_radeon_tex_image {
 671         unsigned int x, y;      /* Blit coordinates */
 672         unsigned int width, height;
 673         const void __user *data;
 674 } drm_radeon_tex_image_t;
 675 
 676 typedef struct drm_radeon_texture {
 677         unsigned int offset;
 678         int pitch;
 679         int format;
 680         int width;              /* Texture image coordinates */
 681         int height;
 682         drm_radeon_tex_image_t __user *image;
 683 } drm_radeon_texture_t;
 684 
 685 typedef struct drm_radeon_stipple {
 686         unsigned int __user *mask;
 687 } drm_radeon_stipple_t;
 688 
 689 typedef struct drm_radeon_indirect {
 690         int idx;
 691         int start;
 692         int end;
 693         int discard;
 694 } drm_radeon_indirect_t;
 695 
 696 /* enum for card type parameters */
 697 #define RADEON_CARD_PCI 0
 698 #define RADEON_CARD_AGP 1
 699 #define RADEON_CARD_PCIE 2
 700 
 701 /* 1.3: An ioctl to get parameters that aren't available to the 3d
 702  * client any other way.
 703  */
 704 #define RADEON_PARAM_GART_BUFFER_OFFSET    1    /* card offset of 1st GART buffer */
 705 #define RADEON_PARAM_LAST_FRAME            2
 706 #define RADEON_PARAM_LAST_DISPATCH         3
 707 #define RADEON_PARAM_LAST_CLEAR            4
 708 /* Added with DRM version 1.6. */
 709 #define RADEON_PARAM_IRQ_NR                5
 710 #define RADEON_PARAM_GART_BASE             6    /* card offset of GART base */
 711 /* Added with DRM version 1.8. */
 712 #define RADEON_PARAM_REGISTER_HANDLE       7    /* for drmMap() */
 713 #define RADEON_PARAM_STATUS_HANDLE         8
 714 #define RADEON_PARAM_SAREA_HANDLE          9
 715 #define RADEON_PARAM_GART_TEX_HANDLE       10
 716 #define RADEON_PARAM_SCRATCH_OFFSET        11
 717 #define RADEON_PARAM_CARD_TYPE             12
 718 #define RADEON_PARAM_VBLANK_CRTC           13   /* VBLANK CRTC */
 719 #define RADEON_PARAM_FB_LOCATION           14   /* FB location */
 720 #define RADEON_PARAM_NUM_GB_PIPES          15   /* num GB pipes */
 721 #define RADEON_PARAM_DEVICE_ID             16
 722 #define RADEON_PARAM_NUM_Z_PIPES           17   /* num Z pipes */
 723 
 724 typedef struct drm_radeon_getparam {
 725         int param;
 726         void __user *value;
 727 } drm_radeon_getparam_t;
 728 
 729 /* 1.6: Set up a memory manager for regions of shared memory:
 730  */
 731 #define RADEON_MEM_REGION_GART 1
 732 #define RADEON_MEM_REGION_FB   2
 733 
 734 typedef struct drm_radeon_mem_alloc {
 735         int region;
 736         int alignment;
 737         int size;
 738         int __user *region_offset;      /* offset from start of fb or GART */
 739 } drm_radeon_mem_alloc_t;
 740 
 741 typedef struct drm_radeon_mem_free {
 742         int region;
 743         int region_offset;
 744 } drm_radeon_mem_free_t;
 745 
 746 typedef struct drm_radeon_mem_init_heap {
 747         int region;
 748         int size;
 749         int start;
 750 } drm_radeon_mem_init_heap_t;
 751 
 752 /* 1.6: Userspace can request & wait on irq's:
 753  */
 754 typedef struct drm_radeon_irq_emit {
 755         int __user *irq_seq;
 756 } drm_radeon_irq_emit_t;
 757 
 758 typedef struct drm_radeon_irq_wait {
 759         int irq_seq;
 760 } drm_radeon_irq_wait_t;
 761 
 762 /* 1.10: Clients tell the DRM where they think the framebuffer is located in
 763  * the card's address space, via a new generic ioctl to set parameters
 764  */
 765 
 766 typedef struct drm_radeon_setparam {
 767         unsigned int param;
 768         __s64 value;
 769 } drm_radeon_setparam_t;
 770 
 771 #define RADEON_SETPARAM_FB_LOCATION    1        /* determined framebuffer location */
 772 #define RADEON_SETPARAM_SWITCH_TILING  2        /* enable/disable color tiling */
 773 #define RADEON_SETPARAM_PCIGART_LOCATION 3      /* PCI Gart Location */
 774 #define RADEON_SETPARAM_NEW_MEMMAP 4            /* Use new memory map */
 775 #define RADEON_SETPARAM_PCIGART_TABLE_SIZE 5    /* PCI GART Table Size */
 776 #define RADEON_SETPARAM_VBLANK_CRTC 6           /* VBLANK CRTC */
 777 /* 1.14: Clients can allocate/free a surface
 778  */
 779 typedef struct drm_radeon_surface_alloc {
 780         unsigned int address;
 781         unsigned int size;
 782         unsigned int flags;
 783 } drm_radeon_surface_alloc_t;
 784 
 785 typedef struct drm_radeon_surface_free {
 786         unsigned int address;
 787 } drm_radeon_surface_free_t;
 788 
 789 #define DRM_RADEON_VBLANK_CRTC1         1
 790 #define DRM_RADEON_VBLANK_CRTC2         2
 791 
 792 /*
 793  * Kernel modesetting world below.
 794  */
 795 #define RADEON_GEM_DOMAIN_CPU           0x1
 796 #define RADEON_GEM_DOMAIN_GTT           0x2
 797 #define RADEON_GEM_DOMAIN_VRAM          0x4
 798 
 799 struct drm_radeon_gem_info {
 800         __u64   gart_size;
 801         __u64   vram_size;
 802         __u64   vram_visible;
 803 };
 804 
 805 #define RADEON_GEM_NO_BACKING_STORE     (1 << 0)
 806 #define RADEON_GEM_GTT_UC               (1 << 1)
 807 #define RADEON_GEM_GTT_WC               (1 << 2)
 808 /* BO is expected to be accessed by the CPU */
 809 #define RADEON_GEM_CPU_ACCESS           (1 << 3)
 810 /* CPU access is not expected to work for this BO */
 811 #define RADEON_GEM_NO_CPU_ACCESS        (1 << 4)
 812 
 813 struct drm_radeon_gem_create {
 814         __u64   size;
 815         __u64   alignment;
 816         __u32   handle;
 817         __u32   initial_domain;
 818         __u32   flags;
 819 };
 820 
 821 /*
 822  * This is not a reliable API and you should expect it to fail for any
 823  * number of reasons and have fallback path that do not use userptr to
 824  * perform any operation.
 825  */
 826 #define RADEON_GEM_USERPTR_READONLY     (1 << 0)
 827 #define RADEON_GEM_USERPTR_ANONONLY     (1 << 1)
 828 #define RADEON_GEM_USERPTR_VALIDATE     (1 << 2)
 829 #define RADEON_GEM_USERPTR_REGISTER     (1 << 3)
 830 
 831 struct drm_radeon_gem_userptr {
 832         __u64           addr;
 833         __u64           size;
 834         __u32           flags;
 835         __u32           handle;
 836 };
 837 
 838 #define RADEON_TILING_MACRO                             0x1
 839 #define RADEON_TILING_MICRO                             0x2
 840 #define RADEON_TILING_SWAP_16BIT                        0x4
 841 #define RADEON_TILING_SWAP_32BIT                        0x8
 842 /* this object requires a surface when mapped - i.e. front buffer */
 843 #define RADEON_TILING_SURFACE                           0x10
 844 #define RADEON_TILING_MICRO_SQUARE                      0x20
 845 #define RADEON_TILING_EG_BANKW_SHIFT                    8
 846 #define RADEON_TILING_EG_BANKW_MASK                     0xf
 847 #define RADEON_TILING_EG_BANKH_SHIFT                    12
 848 #define RADEON_TILING_EG_BANKH_MASK                     0xf
 849 #define RADEON_TILING_EG_MACRO_TILE_ASPECT_SHIFT        16
 850 #define RADEON_TILING_EG_MACRO_TILE_ASPECT_MASK         0xf
 851 #define RADEON_TILING_EG_TILE_SPLIT_SHIFT               24
 852 #define RADEON_TILING_EG_TILE_SPLIT_MASK                0xf
 853 #define RADEON_TILING_EG_STENCIL_TILE_SPLIT_SHIFT       28
 854 #define RADEON_TILING_EG_STENCIL_TILE_SPLIT_MASK        0xf
 855 
 856 struct drm_radeon_gem_set_tiling {
 857         __u32   handle;
 858         __u32   tiling_flags;
 859         __u32   pitch;
 860 };
 861 
 862 struct drm_radeon_gem_get_tiling {
 863         __u32   handle;
 864         __u32   tiling_flags;
 865         __u32   pitch;
 866 };
 867 
 868 struct drm_radeon_gem_mmap {
 869         __u32   handle;
 870         __u32   pad;
 871         __u64   offset;
 872         __u64   size;
 873         __u64   addr_ptr;
 874 };
 875 
 876 struct drm_radeon_gem_set_domain {
 877         __u32   handle;
 878         __u32   read_domains;
 879         __u32   write_domain;
 880 };
 881 
 882 struct drm_radeon_gem_wait_idle {
 883         __u32   handle;
 884         __u32   pad;
 885 };
 886 
 887 struct drm_radeon_gem_busy {
 888         __u32   handle;
 889         __u32        domain;
 890 };
 891 
 892 struct drm_radeon_gem_pread {
 893         /** Handle for the object being read. */
 894         __u32 handle;
 895         __u32 pad;
 896         /** Offset into the object to read from */
 897         __u64 offset;
 898         /** Length of data to read */
 899         __u64 size;
 900         /** Pointer to write the data into. */
 901         /* void *, but pointers are not 32/64 compatible */
 902         __u64 data_ptr;
 903 };
 904 
 905 struct drm_radeon_gem_pwrite {
 906         /** Handle for the object being written to. */
 907         __u32 handle;
 908         __u32 pad;
 909         /** Offset into the object to write to */
 910         __u64 offset;
 911         /** Length of data to write */
 912         __u64 size;
 913         /** Pointer to read the data from. */
 914         /* void *, but pointers are not 32/64 compatible */
 915         __u64 data_ptr;
 916 };
 917 
 918 /* Sets or returns a value associated with a buffer. */
 919 struct drm_radeon_gem_op {
 920         __u32   handle; /* buffer */
 921         __u32   op;     /* RADEON_GEM_OP_* */
 922         __u64   value;  /* input or return value */
 923 };
 924 
 925 #define RADEON_GEM_OP_GET_INITIAL_DOMAIN        0
 926 #define RADEON_GEM_OP_SET_INITIAL_DOMAIN        1
 927 
 928 #define RADEON_VA_MAP                   1
 929 #define RADEON_VA_UNMAP                 2
 930 
 931 #define RADEON_VA_RESULT_OK             0
 932 #define RADEON_VA_RESULT_ERROR          1
 933 #define RADEON_VA_RESULT_VA_EXIST       2
 934 
 935 #define RADEON_VM_PAGE_VALID            (1 << 0)
 936 #define RADEON_VM_PAGE_READABLE         (1 << 1)
 937 #define RADEON_VM_PAGE_WRITEABLE        (1 << 2)
 938 #define RADEON_VM_PAGE_SYSTEM           (1 << 3)
 939 #define RADEON_VM_PAGE_SNOOPED          (1 << 4)
 940 
 941 struct drm_radeon_gem_va {
 942         __u32           handle;
 943         __u32           operation;
 944         __u32           vm_id;
 945         __u32           flags;
 946         __u64           offset;
 947 };
 948 
 949 #define RADEON_CHUNK_ID_RELOCS  0x01
 950 #define RADEON_CHUNK_ID_IB      0x02
 951 #define RADEON_CHUNK_ID_FLAGS   0x03
 952 #define RADEON_CHUNK_ID_CONST_IB        0x04
 953 
 954 /* The first dword of RADEON_CHUNK_ID_FLAGS is a uint32 of these flags: */
 955 #define RADEON_CS_KEEP_TILING_FLAGS 0x01
 956 #define RADEON_CS_USE_VM            0x02
 957 #define RADEON_CS_END_OF_FRAME      0x04 /* a hint from userspace which CS is the last one */
 958 /* The second dword of RADEON_CHUNK_ID_FLAGS is a uint32 that sets the ring type */
 959 #define RADEON_CS_RING_GFX          0
 960 #define RADEON_CS_RING_COMPUTE      1
 961 #define RADEON_CS_RING_DMA          2
 962 #define RADEON_CS_RING_UVD          3
 963 #define RADEON_CS_RING_VCE          4
 964 /* The third dword of RADEON_CHUNK_ID_FLAGS is a sint32 that sets the priority */
 965 /* 0 = normal, + = higher priority, - = lower priority */
 966 
 967 struct drm_radeon_cs_chunk {
 968         __u32           chunk_id;
 969         __u32           length_dw;
 970         __u64           chunk_data;
 971 };
 972 
 973 /* drm_radeon_cs_reloc.flags */
 974 #define RADEON_RELOC_PRIO_MASK          (0xf << 0)
 975 
 976 struct drm_radeon_cs_reloc {
 977         __u32           handle;
 978         __u32           read_domains;
 979         __u32           write_domain;
 980         __u32           flags;
 981 };
 982 
 983 struct drm_radeon_cs {
 984         __u32           num_chunks;
 985         __u32           cs_id;
 986         /* this points to __u64 * which point to cs chunks */
 987         __u64           chunks;
 988         /* updates to the limits after this CS ioctl */
 989         __u64           gart_limit;
 990         __u64           vram_limit;
 991 };
 992 
 993 #define RADEON_INFO_DEVICE_ID           0x00
 994 #define RADEON_INFO_NUM_GB_PIPES        0x01
 995 #define RADEON_INFO_NUM_Z_PIPES         0x02
 996 #define RADEON_INFO_ACCEL_WORKING       0x03
 997 #define RADEON_INFO_CRTC_FROM_ID        0x04
 998 #define RADEON_INFO_ACCEL_WORKING2      0x05
 999 #define RADEON_INFO_TILING_CONFIG       0x06
1000 #define RADEON_INFO_WANT_HYPERZ         0x07
1001 #define RADEON_INFO_WANT_CMASK          0x08 /* get access to CMASK on r300 */
1002 #define RADEON_INFO_CLOCK_CRYSTAL_FREQ  0x09 /* clock crystal frequency */
1003 #define RADEON_INFO_NUM_BACKENDS        0x0a /* DB/backends for r600+ - need for OQ */
1004 #define RADEON_INFO_NUM_TILE_PIPES      0x0b /* tile pipes for r600+ */
1005 #define RADEON_INFO_FUSION_GART_WORKING 0x0c /* fusion writes to GTT were broken before this */
1006 #define RADEON_INFO_BACKEND_MAP         0x0d /* pipe to backend map, needed by mesa */
1007 /* virtual address start, va < start are reserved by the kernel */
1008 #define RADEON_INFO_VA_START            0x0e
1009 /* maximum size of ib using the virtual memory cs */
1010 #define RADEON_INFO_IB_VM_MAX_SIZE      0x0f
1011 /* max pipes - needed for compute shaders */
1012 #define RADEON_INFO_MAX_PIPES           0x10
1013 /* timestamp for GL_ARB_timer_query (OpenGL), returns the current GPU clock */
1014 #define RADEON_INFO_TIMESTAMP           0x11
1015 /* max shader engines (SE) - needed for geometry shaders, etc. */
1016 #define RADEON_INFO_MAX_SE              0x12
1017 /* max SH per SE */
1018 #define RADEON_INFO_MAX_SH_PER_SE       0x13
1019 /* fast fb access is enabled */
1020 #define RADEON_INFO_FASTFB_WORKING      0x14
1021 /* query if a RADEON_CS_RING_* submission is supported */
1022 #define RADEON_INFO_RING_WORKING        0x15
1023 /* SI tile mode array */
1024 #define RADEON_INFO_SI_TILE_MODE_ARRAY  0x16
1025 /* query if CP DMA is supported on the compute ring */
1026 #define RADEON_INFO_SI_CP_DMA_COMPUTE   0x17
1027 /* CIK macrotile mode array */
1028 #define RADEON_INFO_CIK_MACROTILE_MODE_ARRAY    0x18
1029 /* query the number of render backends */
1030 #define RADEON_INFO_SI_BACKEND_ENABLED_MASK     0x19
1031 /* max engine clock - needed for OpenCL */
1032 #define RADEON_INFO_MAX_SCLK            0x1a
1033 /* version of VCE firmware */
1034 #define RADEON_INFO_VCE_FW_VERSION      0x1b
1035 /* version of VCE feedback */
1036 #define RADEON_INFO_VCE_FB_VERSION      0x1c
1037 #define RADEON_INFO_NUM_BYTES_MOVED     0x1d
1038 #define RADEON_INFO_VRAM_USAGE          0x1e
1039 #define RADEON_INFO_GTT_USAGE           0x1f
1040 #define RADEON_INFO_ACTIVE_CU_COUNT     0x20
1041 #define RADEON_INFO_CURRENT_GPU_TEMP    0x21
1042 #define RADEON_INFO_CURRENT_GPU_SCLK    0x22
1043 #define RADEON_INFO_CURRENT_GPU_MCLK    0x23
1044 #define RADEON_INFO_READ_REG            0x24
1045 #define RADEON_INFO_VA_UNMAP_WORKING    0x25
1046 #define RADEON_INFO_GPU_RESET_COUNTER   0x26
1047 
1048 struct drm_radeon_info {
1049         __u32           request;
1050         __u32           pad;
1051         __u64           value;
1052 };
1053 
1054 /* Those correspond to the tile index to use, this is to explicitly state
1055  * the API that is implicitly defined by the tile mode array.
1056  */
1057 #define SI_TILE_MODE_COLOR_LINEAR_ALIGNED       8
1058 #define SI_TILE_MODE_COLOR_1D                   13
1059 #define SI_TILE_MODE_COLOR_1D_SCANOUT           9
1060 #define SI_TILE_MODE_COLOR_2D_8BPP              14
1061 #define SI_TILE_MODE_COLOR_2D_16BPP             15
1062 #define SI_TILE_MODE_COLOR_2D_32BPP             16
1063 #define SI_TILE_MODE_COLOR_2D_64BPP             17
1064 #define SI_TILE_MODE_COLOR_2D_SCANOUT_16BPP     11
1065 #define SI_TILE_MODE_COLOR_2D_SCANOUT_32BPP     12
1066 #define SI_TILE_MODE_DEPTH_STENCIL_1D           4
1067 #define SI_TILE_MODE_DEPTH_STENCIL_2D           0
1068 #define SI_TILE_MODE_DEPTH_STENCIL_2D_2AA       3
1069 #define SI_TILE_MODE_DEPTH_STENCIL_2D_4AA       3
1070 #define SI_TILE_MODE_DEPTH_STENCIL_2D_8AA       2
1071 
1072 #define CIK_TILE_MODE_DEPTH_STENCIL_1D          5
1073 
1074 #if defined(__cplusplus)
1075 }
1076 #endif
1077 
1078 #endif