cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
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radeon_drm.h (38313B)


      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)
     39extern "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
    188typedef 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
    251typedef 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
    340typedef struct {
    341	unsigned int red;
    342	unsigned int green;
    343	unsigned int blue;
    344	unsigned int alpha;
    345} radeon_color_regs_t;
    346
    347typedef 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
    400typedef 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 */
    408typedef 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
    418typedef 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
    427typedef 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
    434typedef 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
    564typedef 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
    593typedef struct drm_radeon_cp_stop {
    594	int flush;
    595	int idle;
    596} drm_radeon_cp_stop_t;
    597
    598typedef 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
    611typedef union drm_radeon_clear_rect {
    612	float f[5];
    613	unsigned int ui[5];
    614} drm_radeon_clear_rect_t;
    615
    616typedef 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
    625typedef 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
    632typedef 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 */
    644typedef 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 */
    663typedef 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
    670typedef 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
    676typedef 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
    685typedef struct drm_radeon_stipple {
    686	unsigned int __user *mask;
    687} drm_radeon_stipple_t;
    688
    689typedef 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
    724typedef 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
    734typedef 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
    741typedef struct drm_radeon_mem_free {
    742	int region;
    743	int region_offset;
    744} drm_radeon_mem_free_t;
    745
    746typedef 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 */
    754typedef struct drm_radeon_irq_emit {
    755	int __user *irq_seq;
    756} drm_radeon_irq_emit_t;
    757
    758typedef 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
    766typedef 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 */
    779typedef struct drm_radeon_surface_alloc {
    780	unsigned int address;
    781	unsigned int size;
    782	unsigned int flags;
    783} drm_radeon_surface_alloc_t;
    784
    785typedef 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
    799struct 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
    813struct 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
    831struct 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
    856struct drm_radeon_gem_set_tiling {
    857	__u32	handle;
    858	__u32	tiling_flags;
    859	__u32	pitch;
    860};
    861
    862struct drm_radeon_gem_get_tiling {
    863	__u32	handle;
    864	__u32	tiling_flags;
    865	__u32	pitch;
    866};
    867
    868struct drm_radeon_gem_mmap {
    869	__u32	handle;
    870	__u32	pad;
    871	__u64	offset;
    872	__u64	size;
    873	__u64	addr_ptr;
    874};
    875
    876struct drm_radeon_gem_set_domain {
    877	__u32	handle;
    878	__u32	read_domains;
    879	__u32	write_domain;
    880};
    881
    882struct drm_radeon_gem_wait_idle {
    883	__u32	handle;
    884	__u32	pad;
    885};
    886
    887struct drm_radeon_gem_busy {
    888	__u32	handle;
    889	__u32        domain;
    890};
    891
    892struct 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
    905struct 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. */
    919struct 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
    941struct 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
    967struct 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
    976struct drm_radeon_cs_reloc {
    977	__u32		handle;
    978	__u32		read_domains;
    979	__u32		write_domain;
    980	__u32		flags;
    981};
    982
    983struct 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
   1048struct 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