Linux Audio

Check our new training course

Embedded Linux Audio

Check our new training course
with Creative Commons CC-BY-SA
lecture materials

Bootlin logo

Elixir Cross Referencer

Loading...
  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
/* radeon_drm.h -- Public header for the radeon driver -*- linux-c -*-
 *
 * Copyright 2000 Precision Insight, Inc., Cedar Park, Texas.
 * Copyright 2000 VA Linux Systems, Inc., Fremont, California.
 * Copyright 2002 Tungsten Graphics, Inc., Cedar Park, Texas.
 * All rights reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice (including the next
 * paragraph) shall be included in all copies or substantial portions of the
 * Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 *
 * Authors:
 *    Kevin E. Martin <martin@valinux.com>
 *    Gareth Hughes <gareth@valinux.com>
 *    Keith Whitwell <keith_whitwell@yahoo.com>
 */

#ifndef __RADEON_DRM_H__
#define __RADEON_DRM_H__

/* WARNING: If you change any of these defines, make sure to change the
 * defines in the X server file (radeon_sarea.h)
 */
#ifndef __RADEON_SAREA_DEFINES__
#define __RADEON_SAREA_DEFINES__

/* Old style state flags, required for sarea interface (1.1 and 1.2
 * clears) and 1.2 drm_vertex2 ioctl.
 */
#define RADEON_UPLOAD_CONTEXT		0x00000001
#define RADEON_UPLOAD_VERTFMT		0x00000002
#define RADEON_UPLOAD_LINE		0x00000004
#define RADEON_UPLOAD_BUMPMAP		0x00000008
#define RADEON_UPLOAD_MASKS		0x00000010
#define RADEON_UPLOAD_VIEWPORT		0x00000020
#define RADEON_UPLOAD_SETUP		0x00000040
#define RADEON_UPLOAD_TCL		0x00000080
#define RADEON_UPLOAD_MISC		0x00000100
#define RADEON_UPLOAD_TEX0		0x00000200
#define RADEON_UPLOAD_TEX1		0x00000400
#define RADEON_UPLOAD_TEX2		0x00000800
#define RADEON_UPLOAD_TEX0IMAGES	0x00001000
#define RADEON_UPLOAD_TEX1IMAGES	0x00002000
#define RADEON_UPLOAD_TEX2IMAGES	0x00004000
#define RADEON_UPLOAD_CLIPRECTS		0x00008000 /* handled client-side */
#define RADEON_REQUIRE_QUIESCENCE	0x00010000
#define RADEON_UPLOAD_ZBIAS		0x00020000 /* version 1.2 and newer */
#define RADEON_UPLOAD_ALL		0x003effff
#define RADEON_UPLOAD_CONTEXT_ALL       0x003e01ff


/* New style per-packet identifiers for use in cmd_buffer ioctl with
 * the RADEON_EMIT_PACKET command.  Comments relate new packets to old
 * state bits and the packet size:
 */
#define RADEON_EMIT_PP_MISC                         0 /* context/7 */
#define RADEON_EMIT_PP_CNTL                         1 /* context/3 */
#define RADEON_EMIT_RB3D_COLORPITCH                 2 /* context/1 */
#define RADEON_EMIT_RE_LINE_PATTERN                 3 /* line/2 */
#define RADEON_EMIT_SE_LINE_WIDTH                   4 /* line/1 */
#define RADEON_EMIT_PP_LUM_MATRIX                   5 /* bumpmap/1 */
#define RADEON_EMIT_PP_ROT_MATRIX_0                 6 /* bumpmap/2 */
#define RADEON_EMIT_RB3D_STENCILREFMASK             7 /* masks/3 */
#define RADEON_EMIT_SE_VPORT_XSCALE                 8 /* viewport/6 */
#define RADEON_EMIT_SE_CNTL                         9 /* setup/2 */
#define RADEON_EMIT_SE_CNTL_STATUS                  10 /* setup/1 */
#define RADEON_EMIT_RE_MISC                         11 /* misc/1 */
#define RADEON_EMIT_PP_TXFILTER_0                   12 /* tex0/6 */
#define RADEON_EMIT_PP_BORDER_COLOR_0               13 /* tex0/1 */
#define RADEON_EMIT_PP_TXFILTER_1                   14 /* tex1/6 */
#define RADEON_EMIT_PP_BORDER_COLOR_1               15 /* tex1/1 */
#define RADEON_EMIT_PP_TXFILTER_2                   16 /* tex2/6 */
#define RADEON_EMIT_PP_BORDER_COLOR_2               17 /* tex2/1 */
#define RADEON_EMIT_SE_ZBIAS_FACTOR                 18 /* zbias/2 */
#define RADEON_EMIT_SE_TCL_OUTPUT_VTX_FMT           19 /* tcl/11 */
#define RADEON_EMIT_SE_TCL_MATERIAL_EMMISSIVE_RED   20 /* material/17 */
#define R200_EMIT_PP_TXCBLEND_0                     21 /* tex0/4 */
#define R200_EMIT_PP_TXCBLEND_1                     22 /* tex1/4 */
#define R200_EMIT_PP_TXCBLEND_2                     23 /* tex2/4 */
#define R200_EMIT_PP_TXCBLEND_3                     24 /* tex3/4 */
#define R200_EMIT_PP_TXCBLEND_4                     25 /* tex4/4 */
#define R200_EMIT_PP_TXCBLEND_5                     26 /* tex5/4 */
#define R200_EMIT_PP_TXCBLEND_6                     27 /* /4 */
#define R200_EMIT_PP_TXCBLEND_7                     28 /* /4 */
#define R200_EMIT_TCL_LIGHT_MODEL_CTL_0             29 /* tcl/7 */
#define R200_EMIT_TFACTOR_0                         30 /* tf/7 */
#define R200_EMIT_VTX_FMT_0                         31 /* vtx/5 */
#define R200_EMIT_VAP_CTL                           32 /* vap/1 */
#define R200_EMIT_MATRIX_SELECT_0                   33 /* msl/5 */
#define R200_EMIT_TEX_PROC_CTL_2                    34 /* tcg/5 */
#define R200_EMIT_TCL_UCP_VERT_BLEND_CTL            35 /* tcl/1 */
#define R200_EMIT_PP_TXFILTER_0                     36 /* tex0/6 */
#define R200_EMIT_PP_TXFILTER_1                     37 /* tex1/6 */
#define R200_EMIT_PP_TXFILTER_2                     38 /* tex2/6 */
#define R200_EMIT_PP_TXFILTER_3                     39 /* tex3/6 */
#define R200_EMIT_PP_TXFILTER_4                     40 /* tex4/6 */
#define R200_EMIT_PP_TXFILTER_5                     41 /* tex5/6 */
#define R200_EMIT_PP_TXOFFSET_0                     42 /* tex0/1 */
#define R200_EMIT_PP_TXOFFSET_1                     43 /* tex1/1 */
#define R200_EMIT_PP_TXOFFSET_2                     44 /* tex2/1 */
#define R200_EMIT_PP_TXOFFSET_3                     45 /* tex3/1 */
#define R200_EMIT_PP_TXOFFSET_4                     46 /* tex4/1 */
#define R200_EMIT_PP_TXOFFSET_5                     47 /* tex5/1 */
#define R200_EMIT_VTE_CNTL                          48 /* vte/1 */
#define R200_EMIT_OUTPUT_VTX_COMP_SEL               49 /* vtx/1 */
#define R200_EMIT_PP_TAM_DEBUG3                     50 /* tam/1 */
#define R200_EMIT_PP_CNTL_X                         51 /* cst/1 */
#define R200_EMIT_RB3D_DEPTHXY_OFFSET               52 /* cst/1 */
#define R200_EMIT_RE_AUX_SCISSOR_CNTL               53 /* cst/1 */
#define R200_EMIT_RE_SCISSOR_TL_0                   54 /* cst/2 */
#define R200_EMIT_RE_SCISSOR_TL_1                   55 /* cst/2 */
#define R200_EMIT_RE_SCISSOR_TL_2                   56 /* cst/2 */
#define R200_EMIT_SE_VAP_CNTL_STATUS                57 /* cst/1 */
#define R200_EMIT_SE_VTX_STATE_CNTL                 58 /* cst/1 */
#define R200_EMIT_RE_POINTSIZE                      59 /* cst/1 */
#define R200_EMIT_TCL_INPUT_VTX_VECTOR_ADDR_0       60 /* cst/4 */
#define RADEON_MAX_STATE_PACKETS                    61


/* Commands understood by cmd_buffer ioctl.  More can be added but
 * obviously these can't be removed or changed:
 */
#define RADEON_CMD_PACKET      1 /* emit one of the register packets above */
#define RADEON_CMD_SCALARS     2 /* emit scalar data */
#define RADEON_CMD_VECTORS     3 /* emit vector data */
#define RADEON_CMD_DMA_DISCARD 4 /* discard current dma buf */
#define RADEON_CMD_PACKET3     5 /* emit hw packet */
#define RADEON_CMD_PACKET3_CLIP 6 /* emit hw packet wrapped in cliprects */
#define RADEON_CMD_SCALARS2     7 /* r200 stopgap */


typedef union {
	int i;
	struct { 
		unsigned char cmd_type, pad0, pad1, pad2;
	} header;
	struct { 
		unsigned char cmd_type, packet_id, pad0, pad1;
	} packet;
	struct { 
		unsigned char cmd_type, offset, stride, count; 
	} scalars;
	struct { 
		unsigned char cmd_type, offset, stride, count; 
	} vectors;
	struct { 
		unsigned char cmd_type, buf_idx, pad0, pad1; 
	} dma;
} drm_radeon_cmd_header_t;


#define RADEON_FRONT			0x1
#define RADEON_BACK			0x2
#define RADEON_DEPTH			0x4
#define RADEON_STENCIL                  0x8

/* Primitive types
 */
#define RADEON_POINTS			0x1
#define RADEON_LINES			0x2
#define RADEON_LINE_STRIP		0x3
#define RADEON_TRIANGLES		0x4
#define RADEON_TRIANGLE_FAN		0x5
#define RADEON_TRIANGLE_STRIP		0x6

/* Vertex/indirect buffer size
 */
#define RADEON_BUFFER_SIZE		65536

/* Byte offsets for indirect buffer data
 */
#define RADEON_INDEX_PRIM_OFFSET	20

#define RADEON_SCRATCH_REG_OFFSET	32

#define RADEON_NR_SAREA_CLIPRECTS	12

/* There are 2 heaps (local/AGP).  Each region within a heap is a
 * minimum of 64k, and there are at most 64 of them per heap.
 */
#define RADEON_LOCAL_TEX_HEAP		0
#define RADEON_AGP_TEX_HEAP		1
#define RADEON_NR_TEX_HEAPS		2
#define RADEON_NR_TEX_REGIONS		64
#define RADEON_LOG_TEX_GRANULARITY	16

#define RADEON_MAX_TEXTURE_LEVELS	12
#define RADEON_MAX_TEXTURE_UNITS	3

#endif /* __RADEON_SAREA_DEFINES__ */

typedef struct {
	unsigned int red;
	unsigned int green;
	unsigned int blue;
	unsigned int alpha;
} radeon_color_regs_t;

typedef struct {
	/* Context state */
	unsigned int pp_misc;				/* 0x1c14 */
	unsigned int pp_fog_color;
	unsigned int re_solid_color;
	unsigned int rb3d_blendcntl;
	unsigned int rb3d_depthoffset;
	unsigned int rb3d_depthpitch;
	unsigned int rb3d_zstencilcntl;

	unsigned int pp_cntl;				/* 0x1c38 */
	unsigned int rb3d_cntl;
	unsigned int rb3d_coloroffset;
	unsigned int re_width_height;
	unsigned int rb3d_colorpitch;
	unsigned int se_cntl;

	/* Vertex format state */
	unsigned int se_coord_fmt;			/* 0x1c50 */

	/* Line state */
	unsigned int re_line_pattern;			/* 0x1cd0 */
	unsigned int re_line_state;

	unsigned int se_line_width;			/* 0x1db8 */

	/* Bumpmap state */
	unsigned int pp_lum_matrix;			/* 0x1d00 */

	unsigned int pp_rot_matrix_0;			/* 0x1d58 */
	unsigned int pp_rot_matrix_1;

	/* Mask state */
	unsigned int rb3d_stencilrefmask;		/* 0x1d7c */
	unsigned int rb3d_ropcntl;
	unsigned int rb3d_planemask;

	/* Viewport state */
	unsigned int se_vport_xscale;			/* 0x1d98 */
	unsigned int se_vport_xoffset;
	unsigned int se_vport_yscale;
	unsigned int se_vport_yoffset;
	unsigned int se_vport_zscale;
	unsigned int se_vport_zoffset;

	/* Setup state */
	unsigned int se_cntl_status;			/* 0x2140 */

	/* Misc state */
	unsigned int re_top_left;			/* 0x26c0 */
	unsigned int re_misc;
} drm_radeon_context_regs_t;

typedef struct {
	/* Zbias state */
	unsigned int se_zbias_factor;			/* 0x1dac */
	unsigned int se_zbias_constant;
} drm_radeon_context2_regs_t;


/* Setup registers for each texture unit
 */
typedef struct {
	unsigned int pp_txfilter;
	unsigned int pp_txformat;
	unsigned int pp_txoffset;
	unsigned int pp_txcblend;
	unsigned int pp_txablend;
	unsigned int pp_tfactor;
	unsigned int pp_border_color;
} drm_radeon_texture_regs_t;

typedef struct {
	unsigned int start;
	unsigned int finish;
	unsigned int prim:8;
	unsigned int stateidx:8;
	unsigned int numverts:16; /* overloaded as offset/64 for elt prims */
        unsigned int vc_format;   /* vertex format */
} drm_radeon_prim_t;


typedef struct {
	drm_radeon_context_regs_t context;
	drm_radeon_texture_regs_t tex[RADEON_MAX_TEXTURE_UNITS];
	drm_radeon_context2_regs_t context2;
	unsigned int dirty;
} drm_radeon_state_t;


typedef struct {
	unsigned char next, prev;
	unsigned char in_use;
	int age;
} drm_radeon_tex_region_t;

typedef struct {
	/* The channel for communication of state information to the
	 * kernel on firing a vertex buffer with either of the
	 * obsoleted vertex/index ioctls.
	 */
	drm_radeon_context_regs_t context_state;
	drm_radeon_texture_regs_t tex_state[RADEON_MAX_TEXTURE_UNITS];
	unsigned int dirty;
	unsigned int vertsize;
	unsigned int vc_format;

	/* The current cliprects, or a subset thereof.
	 */
	drm_clip_rect_t boxes[RADEON_NR_SAREA_CLIPRECTS];
	unsigned int nbox;

	/* Counters for client-side throttling of rendering clients.
	 */
	unsigned int last_frame;
	unsigned int last_dispatch;
	unsigned int last_clear;

	drm_radeon_tex_region_t tex_list[RADEON_NR_TEX_HEAPS][RADEON_NR_TEX_REGIONS+1];
	int tex_age[RADEON_NR_TEX_HEAPS];
	int ctx_owner;
        int pfState;                /* number of 3d windows (0,1,2ormore) */
        int pfCurrentPage;	    /* which buffer is being displayed? */
} drm_radeon_sarea_t;


/* WARNING: If you change any of these defines, make sure to change the
 * defines in the Xserver file (xf86drmRadeon.h)
 *
 * KW: actually it's illegal to change any of this (backwards compatibility).
 */

/* Radeon specific ioctls
 * The device specific ioctl range is 0x40 to 0x79.
 */
#define DRM_IOCTL_RADEON_CP_INIT    DRM_IOW( 0x40, drm_radeon_init_t)
#define DRM_IOCTL_RADEON_CP_START   DRM_IO(  0x41)
#define DRM_IOCTL_RADEON_CP_STOP    DRM_IOW( 0x42, drm_radeon_cp_stop_t)
#define DRM_IOCTL_RADEON_CP_RESET   DRM_IO(  0x43)
#define DRM_IOCTL_RADEON_CP_IDLE    DRM_IO(  0x44)
#define DRM_IOCTL_RADEON_RESET      DRM_IO(  0x45)
#define DRM_IOCTL_RADEON_FULLSCREEN DRM_IOW( 0x46, drm_radeon_fullscreen_t)
#define DRM_IOCTL_RADEON_SWAP       DRM_IO(  0x47)
#define DRM_IOCTL_RADEON_CLEAR      DRM_IOW( 0x48, drm_radeon_clear_t)
#define DRM_IOCTL_RADEON_VERTEX     DRM_IOW( 0x49, drm_radeon_vertex_t)
#define DRM_IOCTL_RADEON_INDICES    DRM_IOW( 0x4a, drm_radeon_indices_t)
#define DRM_IOCTL_RADEON_STIPPLE    DRM_IOW( 0x4c, drm_radeon_stipple_t)
#define DRM_IOCTL_RADEON_INDIRECT   DRM_IOWR(0x4d, drm_radeon_indirect_t)
#define DRM_IOCTL_RADEON_TEXTURE    DRM_IOWR(0x4e, drm_radeon_texture_t)
#define DRM_IOCTL_RADEON_VERTEX2    DRM_IOW( 0x4f, drm_radeon_vertex_t)
#define DRM_IOCTL_RADEON_CMDBUF     DRM_IOW( 0x50, drm_radeon_cmd_buffer_t)
#define DRM_IOCTL_RADEON_GETPARAM   DRM_IOWR(0x51, drm_radeon_getparam_t)
#define DRM_IOCTL_RADEON_FLIP	    DRM_IO(  0x52)

typedef struct drm_radeon_init {
	enum {
		RADEON_INIT_CP    = 0x01,
		RADEON_CLEANUP_CP = 0x02,
		RADEON_INIT_R200_CP = 0x03,	
	} func;
	unsigned long sarea_priv_offset;
	int is_pci;
	int cp_mode;
	int agp_size;
	int ring_size;
	int usec_timeout;

	unsigned int fb_bpp;
	unsigned int front_offset, front_pitch;
	unsigned int back_offset, back_pitch;
	unsigned int depth_bpp;
	unsigned int depth_offset, depth_pitch;

	unsigned long fb_offset;
	unsigned long mmio_offset;
	unsigned long ring_offset;
	unsigned long ring_rptr_offset;
	unsigned long buffers_offset;
	unsigned long agp_textures_offset;
} drm_radeon_init_t;

typedef struct drm_radeon_cp_stop {
	int flush;
	int idle;
} drm_radeon_cp_stop_t;

typedef struct drm_radeon_fullscreen {
	enum {
		RADEON_INIT_FULLSCREEN    = 0x01,
		RADEON_CLEANUP_FULLSCREEN = 0x02
	} func;
} drm_radeon_fullscreen_t;

#define CLEAR_X1	0
#define CLEAR_Y1	1
#define CLEAR_X2	2
#define CLEAR_Y2	3
#define CLEAR_DEPTH	4

typedef union drm_radeon_clear_rect {
	float f[5];
	unsigned int ui[5];
} drm_radeon_clear_rect_t;

typedef struct drm_radeon_clear {
	unsigned int flags;
	unsigned int clear_color;
	unsigned int clear_depth;
	unsigned int color_mask;
	unsigned int depth_mask;   /* misnamed field:  should be stencil */
	drm_radeon_clear_rect_t *depth_boxes;
} drm_radeon_clear_t;

typedef struct drm_radeon_vertex {
	int prim;
	int idx;			/* Index of vertex buffer */
	int count;			/* Number of vertices in buffer */
	int discard;			/* Client finished with buffer? */
} drm_radeon_vertex_t;

typedef struct drm_radeon_indices {
	int prim;
	int idx;
	int start;
	int end;
	int discard;			/* Client finished with buffer? */
} drm_radeon_indices_t;

/* v1.2 - obsoletes drm_radeon_vertex and drm_radeon_indices
 *      - allows multiple primitives and state changes in a single ioctl
 *      - supports driver change to emit native primitives
 */
typedef struct drm_radeon_vertex2 {
	int idx;			/* Index of vertex buffer */
	int discard;			/* Client finished with buffer? */
	int nr_states;
	drm_radeon_state_t *state;
	int nr_prims;
	drm_radeon_prim_t *prim;
} drm_radeon_vertex2_t;

/* v1.3 - obsoletes drm_radeon_vertex2
 *      - allows arbitarily large cliprect list 
 *      - allows updating of tcl packet, vector and scalar state
 *      - allows memory-efficient description of state updates
 *      - allows state to be emitted without a primitive 
 *           (for clears, ctx switches)
 *      - allows more than one dma buffer to be referenced per ioctl
 *      - supports tcl driver
 *      - may be extended in future versions with new cmd types, packets
 */
typedef struct drm_radeon_cmd_buffer {
	int bufsz;
	char *buf;
	int nbox;
	drm_clip_rect_t *boxes;
} drm_radeon_cmd_buffer_t;

typedef struct drm_radeon_tex_image {
	unsigned int x, y;		/* Blit coordinates */
	unsigned int width, height;
	const void *data;
} drm_radeon_tex_image_t;

typedef struct drm_radeon_texture {
	int offset;
	int pitch;
	int format;
	int width;			/* Texture image coordinates */
	int height;
	drm_radeon_tex_image_t *image;
} drm_radeon_texture_t;

typedef struct drm_radeon_stipple {
	unsigned int *mask;
} drm_radeon_stipple_t;

typedef struct drm_radeon_indirect {
	int idx;
	int start;
	int end;
	int discard;
} drm_radeon_indirect_t;


/* 1.3: An ioctl to get parameters that aren't available to the 3d
 * client any other way.  
 */
#define RADEON_PARAM_AGP_BUFFER_OFFSET 0x1
#define RADEON_PARAM_LAST_FRAME 0x2
#define RADEON_PARAM_LAST_DISPATCH 0x3
#define RADEON_PARAM_LAST_CLEAR 0x4

typedef struct drm_radeon_getparam {
	int param;
	int *value;
} drm_radeon_getparam_t;

#endif