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
1079