root/include/uapi/drm/radeon_drm.h

/* 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@tungstengraphics.com>
 */

#ifndef __RADEON_DRM_H__
#define __RADEON_DRM_H__

#include <drm/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 R200_EMIT_PP_CUBIC_FACES_0                  61
#define R200_EMIT_PP_CUBIC_OFFSETS_0                62
#define R200_EMIT_PP_CUBIC_FACES_1                  63
#define R200_EMIT_PP_CUBIC_OFFSETS_1                64
#define R200_EMIT_PP_CUBIC_FACES_2                  65
#define R200_EMIT_PP_CUBIC_OFFSETS_2                66
#define R200_EMIT_PP_CUBIC_FACES_3                  67
#define R200_EMIT_PP_CUBIC_OFFSETS_3                68
#define R200_EMIT_PP_CUBIC_FACES_4                  69
#define R200_EMIT_PP_CUBIC_OFFSETS_4                70
#define R200_EMIT_PP_CUBIC_FACES_5                  71
#define R200_EMIT_PP_CUBIC_OFFSETS_5                72
#define RADEON_EMIT_PP_TEX_SIZE_0                   73
#define RADEON_EMIT_PP_TEX_SIZE_1                   74
#define RADEON_EMIT_PP_TEX_SIZE_2                   75
#define R200_EMIT_RB3D_BLENDCOLOR                   76
#define R200_EMIT_TCL_POINT_SPRITE_CNTL             77
#define RADEON_EMIT_PP_CUBIC_FACES_0                78
#define RADEON_EMIT_PP_CUBIC_OFFSETS_T0             79
#define RADEON_EMIT_PP_CUBIC_FACES_1                80
#define RADEON_EMIT_PP_CUBIC_OFFSETS_T1             81
#define RADEON_EMIT_PP_CUBIC_FACES_2                82
#define RADEON_EMIT_PP_CUBIC_OFFSETS_T2             83
#define R200_EMIT_PP_TRI_PERF_CNTL                  84
#define R200_EMIT_PP_AFS_0                          85
#define R200_EMIT_PP_AFS_1                          86
#define R200_EMIT_ATF_TFACTOR                       87
#define R200_EMIT_PP_TXCTLALL_0                     88
#define R200_EMIT_PP_TXCTLALL_1                     89
#define R200_EMIT_PP_TXCTLALL_2                     90
#define R200_EMIT_PP_TXCTLALL_3                     91
#define R200_EMIT_PP_TXCTLALL_4                     92
#define R200_EMIT_PP_TXCTLALL_5                     93
#define R200_EMIT_VAP_PVS_CNTL                      94
#define RADEON_MAX_STATE_PACKETS                    95

/* 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 */
#define RADEON_CMD_WAIT         8       /* emit hw wait commands -- note:
                                         *  doesn't make the cpu wait, just
                                         *  the graphics hardware */
#define RADEON_CMD_VECLINEAR    9       /* another 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, addr_lo, addr_hi, count;
        } veclinear;
        struct {
                unsigned char cmd_type, buf_idx, pad0, pad1;
        } dma;
        struct {
                unsigned char cmd_type, flags, pad0, pad1;
        } wait;
} drm_radeon_cmd_header_t;

#define RADEON_WAIT_2D  0x1
#define RADEON_WAIT_3D  0x2

/* Allowed parameters for R300_CMD_PACKET3
 */
#define R300_CMD_PACKET3_CLEAR          0
#define R300_CMD_PACKET3_RAW            1

/* Commands understood by cmd_buffer ioctl for R300.
 * The interface has not been stabilized, so some of these may be removed
 * and eventually reordered before stabilization.
 */
#define R300_CMD_PACKET0                1
#define R300_CMD_VPU                    2       /* emit vertex program upload */
#define R300_CMD_PACKET3                3       /* emit a packet3 */
#define R300_CMD_END3D                  4       /* emit sequence ending 3d rendering */
#define R300_CMD_CP_DELAY               5
#define R300_CMD_DMA_DISCARD            6
#define R300_CMD_WAIT                   7
#       define R300_WAIT_2D             0x1
#       define R300_WAIT_3D             0x2
/* these two defines are DOING IT WRONG - however
 * we have userspace which relies on using these.
 * The wait interface is backwards compat new 
 * code should use the NEW_WAIT defines below
 * THESE ARE NOT BIT FIELDS
 */
#       define R300_WAIT_2D_CLEAN       0x3
#       define R300_WAIT_3D_CLEAN       0x4

#       define R300_NEW_WAIT_2D_3D      0x3
#       define R300_NEW_WAIT_2D_2D_CLEAN        0x4
#       define R300_NEW_WAIT_3D_3D_CLEAN        0x6
#       define R300_NEW_WAIT_2D_2D_CLEAN_3D_3D_CLEAN    0x8

#define R300_CMD_SCRATCH                8
#define R300_CMD_R500FP                 9

typedef union {
        unsigned int u;
        struct {
                unsigned char cmd_type, pad0, pad1, pad2;
        } header;
        struct {
                unsigned char cmd_type, count, reglo, reghi;
        } packet0;
        struct {
                unsigned char cmd_type, count, adrlo, adrhi;
        } vpu;
        struct {
                unsigned char cmd_type, packet, pad0, pad1;
        } packet3;
        struct {
                unsigned char cmd_type, packet;
                unsigned short count;   /* amount of packet2 to emit */
        } delay;
        struct {
                unsigned char cmd_type, buf_idx, pad0, pad1;
        } dma;
        struct {
                unsigned char cmd_type, flags, pad0, pad1;
        } wait;
        struct {
                unsigned char cmd_type, reg, n_bufs, flags;
        } scratch;
        struct {
                unsigned char cmd_type, count, adrlo, adrhi_flags;
        } r500fp;
} drm_r300_cmd_header_t;

#define RADEON_FRONT                    0x1
#define RADEON_BACK                     0x2
#define RADEON_DEPTH                    0x4
#define RADEON_STENCIL                  0x8
#define RADEON_CLEAR_FASTZ              0x80000000
#define RADEON_USE_HIERZ                0x40000000
#define RADEON_USE_COMP_ZBUF            0x20000000

#define R500FP_CONSTANT_TYPE  (1 << 1)
#define R500FP_CONSTANT_CLAMP (1 << 2)

/* 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 R600_SCRATCH_REG_OFFSET         256

#define RADEON_NR_SAREA_CLIPRECTS       12

/* There are 2 heaps (local/GART).  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_GART_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

#define RADEON_MAX_SURFACES             8

/* Blits have strict offset rules.  All blit offset must be aligned on
 * a 1K-byte boundary.
 */
#define RADEON_OFFSET_SHIFT             10
#define RADEON_OFFSET_ALIGN             (1 << RADEON_OFFSET_SHIFT)
#define RADEON_OFFSET_MASK              (RADEON_OFFSET_ALIGN - 1)

#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 {
        /* 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.
         */
        struct drm_clip_rect 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;

        struct drm_tex_region tex_list[RADEON_NR_TEX_HEAPS][RADEON_NR_TEX_REGIONS +
                                                       1];
        unsigned 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? */
        int crtc2_base;         /* CRTC2 frame offset */
        int tiling_enabled;     /* set by drm, read by 2d + 3d clients */
} 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_RADEON_CP_INIT    0x00
#define DRM_RADEON_CP_START   0x01
#define DRM_RADEON_CP_STOP    0x02
#define DRM_RADEON_CP_RESET   0x03
#define DRM_RADEON_CP_IDLE    0x04
#define DRM_RADEON_RESET      0x05
#define DRM_RADEON_FULLSCREEN 0x06
#define DRM_RADEON_SWAP       0x07
#define DRM_RADEON_CLEAR      0x08
#define DRM_RADEON_VERTEX     0x09
#define DRM_RADEON_INDICES    0x0A
#define DRM_RADEON_NOT_USED
#define DRM_RADEON_STIPPLE    0x0C
#define DRM_RADEON_INDIRECT   0x0D
#define DRM_RADEON_TEXTURE    0x0E
#define DRM_RADEON_VERTEX2    0x0F
#define DRM_RADEON_CMDBUF     0x10
#define DRM_RADEON_GETPARAM   0x11
#define DRM_RADEON_FLIP       0x12
#define DRM_RADEON_ALLOC      0x13
#define DRM_RADEON_FREE       0x14
#define DRM_RADEON_INIT_HEAP  0x15
#define DRM_RADEON_IRQ_EMIT   0x16
#define DRM_RADEON_IRQ_WAIT   0x17
#define DRM_RADEON_CP_RESUME  0x18
#define DRM_RADEON_SETPARAM   0x19
#define DRM_RADEON_SURF_ALLOC 0x1a
#define DRM_RADEON_SURF_FREE  0x1b
/* KMS ioctl */
#define DRM_RADEON_GEM_INFO             0x1c
#define DRM_RADEON_GEM_CREATE           0x1d
#define DRM_RADEON_GEM_MMAP             0x1e
#define DRM_RADEON_GEM_PREAD            0x21
#define DRM_RADEON_GEM_PWRITE           0x22
#define DRM_RADEON_GEM_SET_DOMAIN       0x23
#define DRM_RADEON_GEM_WAIT_IDLE        0x24
#define DRM_RADEON_CS                   0x26
#define DRM_RADEON_INFO                 0x27
#define DRM_RADEON_GEM_SET_TILING       0x28
#define DRM_RADEON_GEM_GET_TILING       0x29
#define DRM_RADEON_GEM_BUSY             0x2a
#define DRM_RADEON_GEM_VA               0x2b
#define DRM_RADEON_GEM_OP               0x2c
#define DRM_RADEON_GEM_USERPTR          0x2d

#define DRM_IOCTL_RADEON_CP_INIT    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_CP_INIT, drm_radeon_init_t)
#define DRM_IOCTL_RADEON_CP_START   DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_CP_START)
#define DRM_IOCTL_RADEON_CP_STOP    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_CP_STOP, drm_radeon_cp_stop_t)
#define DRM_IOCTL_RADEON_CP_RESET   DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_CP_RESET)
#define DRM_IOCTL_RADEON_CP_IDLE    DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_CP_IDLE)
#define DRM_IOCTL_RADEON_RESET      DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_RESET)
#define DRM_IOCTL_RADEON_FULLSCREEN DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_FULLSCREEN, drm_radeon_fullscreen_t)
#define DRM_IOCTL_RADEON_SWAP       DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_SWAP)
#define DRM_IOCTL_RADEON_CLEAR      DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_CLEAR, drm_radeon_clear_t)
#define DRM_IOCTL_RADEON_VERTEX     DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_VERTEX, drm_radeon_vertex_t)
#define DRM_IOCTL_RADEON_INDICES    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_INDICES, drm_radeon_indices_t)
#define DRM_IOCTL_RADEON_STIPPLE    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_STIPPLE, drm_radeon_stipple_t)
#define DRM_IOCTL_RADEON_INDIRECT   DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_INDIRECT, drm_radeon_indirect_t)
#define DRM_IOCTL_RADEON_TEXTURE    DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_TEXTURE, drm_radeon_texture_t)
#define DRM_IOCTL_RADEON_VERTEX2    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_VERTEX2, drm_radeon_vertex2_t)
#define DRM_IOCTL_RADEON_CMDBUF     DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_CMDBUF, drm_radeon_cmd_buffer_t)
#define DRM_IOCTL_RADEON_GETPARAM   DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GETPARAM, drm_radeon_getparam_t)
#define DRM_IOCTL_RADEON_FLIP       DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_FLIP)
#define DRM_IOCTL_RADEON_ALLOC      DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_ALLOC, drm_radeon_mem_alloc_t)
#define DRM_IOCTL_RADEON_FREE       DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_FREE, drm_radeon_mem_free_t)
#define DRM_IOCTL_RADEON_INIT_HEAP  DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_INIT_HEAP, drm_radeon_mem_init_heap_t)
#define DRM_IOCTL_RADEON_IRQ_EMIT   DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_IRQ_EMIT, drm_radeon_irq_emit_t)
#define DRM_IOCTL_RADEON_IRQ_WAIT   DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_IRQ_WAIT, drm_radeon_irq_wait_t)
#define DRM_IOCTL_RADEON_CP_RESUME  DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_CP_RESUME)
#define DRM_IOCTL_RADEON_SETPARAM   DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_SETPARAM, drm_radeon_setparam_t)
#define DRM_IOCTL_RADEON_SURF_ALLOC DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_SURF_ALLOC, drm_radeon_surface_alloc_t)
#define DRM_IOCTL_RADEON_SURF_FREE  DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_SURF_FREE, drm_radeon_surface_free_t)
/* KMS */
#define DRM_IOCTL_RADEON_GEM_INFO       DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_INFO, struct drm_radeon_gem_info)
#define DRM_IOCTL_RADEON_GEM_CREATE     DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_CREATE, struct drm_radeon_gem_create)
#define DRM_IOCTL_RADEON_GEM_MMAP       DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_MMAP, struct drm_radeon_gem_mmap)
#define DRM_IOCTL_RADEON_GEM_PREAD      DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_PREAD, struct drm_radeon_gem_pread)
#define DRM_IOCTL_RADEON_GEM_PWRITE     DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_PWRITE, struct drm_radeon_gem_pwrite)
#define DRM_IOCTL_RADEON_GEM_SET_DOMAIN DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_SET_DOMAIN, struct drm_radeon_gem_set_domain)
#define DRM_IOCTL_RADEON_GEM_WAIT_IDLE  DRM_IOW(DRM_COMMAND_BASE + DRM_RADEON_GEM_WAIT_IDLE, struct drm_radeon_gem_wait_idle)
#define DRM_IOCTL_RADEON_CS             DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_CS, struct drm_radeon_cs)
#define DRM_IOCTL_RADEON_INFO           DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_INFO, struct drm_radeon_info)
#define DRM_IOCTL_RADEON_GEM_SET_TILING DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_SET_TILING, struct drm_radeon_gem_set_tiling)
#define DRM_IOCTL_RADEON_GEM_GET_TILING DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_GET_TILING, struct drm_radeon_gem_get_tiling)
#define DRM_IOCTL_RADEON_GEM_BUSY       DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_BUSY, struct drm_radeon_gem_busy)
#define DRM_IOCTL_RADEON_GEM_VA         DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_VA, struct drm_radeon_gem_va)
#define DRM_IOCTL_RADEON_GEM_OP         DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_OP, struct drm_radeon_gem_op)
#define DRM_IOCTL_RADEON_GEM_USERPTR    DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_USERPTR, struct drm_radeon_gem_userptr)

typedef struct drm_radeon_init {
        enum {
                RADEON_INIT_CP = 0x01,
                RADEON_CLEANUP_CP = 0x02,
                RADEON_INIT_R200_CP = 0x03,
                RADEON_INIT_R300_CP = 0x04,
                RADEON_INIT_R600_CP = 0x05
        } func;
        unsigned long sarea_priv_offset;
        int is_pci;
        int cp_mode;
        int gart_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 gart_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 __user *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 __user *state;
        int nr_prims;
        drm_radeon_prim_t __user *prim;
} drm_radeon_vertex2_t;

/* v1.3 - obsoletes drm_radeon_vertex2
 *      - allows arbitrarily 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 __user *buf;
        int nbox;
        struct drm_clip_rect __user *boxes;
} drm_radeon_cmd_buffer_t;

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

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

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

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

/* enum for card type parameters */
#define RADEON_CARD_PCI 0
#define RADEON_CARD_AGP 1
#define RADEON_CARD_PCIE 2

/* 1.3: An ioctl to get parameters that aren't available to the 3d
 * client any other way.
 */
#define RADEON_PARAM_GART_BUFFER_OFFSET    1    /* card offset of 1st GART buffer */
#define RADEON_PARAM_LAST_FRAME            2
#define RADEON_PARAM_LAST_DISPATCH         3
#define RADEON_PARAM_LAST_CLEAR            4
/* Added with DRM version 1.6. */
#define RADEON_PARAM_IRQ_NR                5
#define RADEON_PARAM_GART_BASE             6    /* card offset of GART base */
/* Added with DRM version 1.8. */
#define RADEON_PARAM_REGISTER_HANDLE       7    /* for drmMap() */
#define RADEON_PARAM_STATUS_HANDLE         8
#define RADEON_PARAM_SAREA_HANDLE          9
#define RADEON_PARAM_GART_TEX_HANDLE       10
#define RADEON_PARAM_SCRATCH_OFFSET        11
#define RADEON_PARAM_CARD_TYPE             12
#define RADEON_PARAM_VBLANK_CRTC           13   /* VBLANK CRTC */
#define RADEON_PARAM_FB_LOCATION           14   /* FB location */
#define RADEON_PARAM_NUM_GB_PIPES          15   /* num GB pipes */
#define RADEON_PARAM_DEVICE_ID             16
#define RADEON_PARAM_NUM_Z_PIPES           17   /* num Z pipes */

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

/* 1.6: Set up a memory manager for regions of shared memory:
 */
#define RADEON_MEM_REGION_GART 1
#define RADEON_MEM_REGION_FB   2

typedef struct drm_radeon_mem_alloc {
        int region;
        int alignment;
        int size;
        int __user *region_offset;      /* offset from start of fb or GART */
} drm_radeon_mem_alloc_t;

typedef struct drm_radeon_mem_free {
        int region;
        int region_offset;
} drm_radeon_mem_free_t;

typedef struct drm_radeon_mem_init_heap {
        int region;
        int size;
        int start;
} drm_radeon_mem_init_heap_t;

/* 1.6: Userspace can request & wait on irq's:
 */
typedef struct drm_radeon_irq_emit {
        int __user *irq_seq;
} drm_radeon_irq_emit_t;

typedef struct drm_radeon_irq_wait {
        int irq_seq;
} drm_radeon_irq_wait_t;

/* 1.10: Clients tell the DRM where they think the framebuffer is located in
 * the card's address space, via a new generic ioctl to set parameters
 */

typedef struct drm_radeon_setparam {
        unsigned int param;
        __s64 value;
} drm_radeon_setparam_t;

#define RADEON_SETPARAM_FB_LOCATION    1        /* determined framebuffer location */
#define RADEON_SETPARAM_SWITCH_TILING  2        /* enable/disable color tiling */
#define RADEON_SETPARAM_PCIGART_LOCATION 3      /* PCI Gart Location */
#define RADEON_SETPARAM_NEW_MEMMAP 4            /* Use new memory map */
#define RADEON_SETPARAM_PCIGART_TABLE_SIZE 5    /* PCI GART Table Size */
#define RADEON_SETPARAM_VBLANK_CRTC 6           /* VBLANK CRTC */
/* 1.14: Clients can allocate/free a surface
 */
typedef struct drm_radeon_surface_alloc {
        unsigned int address;
        unsigned int size;
        unsigned int flags;
} drm_radeon_surface_alloc_t;

typedef struct drm_radeon_surface_free {
        unsigned int address;
} drm_radeon_surface_free_t;

#define DRM_RADEON_VBLANK_CRTC1         1
#define DRM_RADEON_VBLANK_CRTC2         2

/*
 * Kernel modesetting world below.
 */
#define RADEON_GEM_DOMAIN_CPU           0x1
#define RADEON_GEM_DOMAIN_GTT           0x2
#define RADEON_GEM_DOMAIN_VRAM          0x4

struct drm_radeon_gem_info {
        uint64_t        gart_size;
        uint64_t        vram_size;
        uint64_t        vram_visible;
};

#define RADEON_GEM_NO_BACKING_STORE     (1 << 0)
#define RADEON_GEM_GTT_UC               (1 << 1)
#define RADEON_GEM_GTT_WC               (1 << 2)
/* BO is expected to be accessed by the CPU */
#define RADEON_GEM_CPU_ACCESS           (1 << 3)
/* CPU access is not expected to work for this BO */
#define RADEON_GEM_NO_CPU_ACCESS        (1 << 4)

struct drm_radeon_gem_create {
        uint64_t        size;
        uint64_t        alignment;
        uint32_t        handle;
        uint32_t        initial_domain;
        uint32_t        flags;
};

/*
 * This is not a reliable API and you should expect it to fail for any
 * number of reasons and have fallback path that do not use userptr to
 * perform any operation.
 */
#define RADEON_GEM_USERPTR_READONLY     (1 << 0)
#define RADEON_GEM_USERPTR_ANONONLY     (1 << 1)
#define RADEON_GEM_USERPTR_VALIDATE     (1 << 2)
#define RADEON_GEM_USERPTR_REGISTER     (1 << 3)

struct drm_radeon_gem_userptr {
        uint64_t                addr;
        uint64_t                size;
        uint32_t                flags;
        uint32_t                handle;
};

#define RADEON_TILING_MACRO                             0x1
#define RADEON_TILING_MICRO                             0x2
#define RADEON_TILING_SWAP_16BIT                        0x4
#define RADEON_TILING_SWAP_32BIT                        0x8
/* this object requires a surface when mapped - i.e. front buffer */
#define RADEON_TILING_SURFACE                           0x10
#define RADEON_TILING_MICRO_SQUARE                      0x20
#define RADEON_TILING_EG_BANKW_SHIFT                    8
#define RADEON_TILING_EG_BANKW_MASK                     0xf
#define RADEON_TILING_EG_BANKH_SHIFT                    12
#define RADEON_TILING_EG_BANKH_MASK                     0xf
#define RADEON_TILING_EG_MACRO_TILE_ASPECT_SHIFT        16
#define RADEON_TILING_EG_MACRO_TILE_ASPECT_MASK         0xf
#define RADEON_TILING_EG_TILE_SPLIT_SHIFT               24
#define RADEON_TILING_EG_TILE_SPLIT_MASK                0xf
#define RADEON_TILING_EG_STENCIL_TILE_SPLIT_SHIFT       28
#define RADEON_TILING_EG_STENCIL_TILE_SPLIT_MASK        0xf

struct drm_radeon_gem_set_tiling {
        uint32_t        handle;
        uint32_t        tiling_flags;
        uint32_t        pitch;
};

struct drm_radeon_gem_get_tiling {
        uint32_t        handle;
        uint32_t        tiling_flags;
        uint32_t        pitch;
};

struct drm_radeon_gem_mmap {
        uint32_t        handle;
        uint32_t        pad;
        uint64_t        offset;
        uint64_t        size;
        uint64_t        addr_ptr;
};

struct drm_radeon_gem_set_domain {
        uint32_t        handle;
        uint32_t        read_domains;
        uint32_t        write_domain;
};

struct drm_radeon_gem_wait_idle {
        uint32_t        handle;
        uint32_t        pad;
};

struct drm_radeon_gem_busy {
        uint32_t        handle;
        uint32_t        domain;
};

struct drm_radeon_gem_pread {
        /** Handle for the object being read. */
        uint32_t handle;
        uint32_t pad;
        /** Offset into the object to read from */
        uint64_t offset;
        /** Length of data to read */
        uint64_t size;
        /** Pointer to write the data into. */
        /* void *, but pointers are not 32/64 compatible */
        uint64_t data_ptr;
};

struct drm_radeon_gem_pwrite {
        /** Handle for the object being written to. */
        uint32_t handle;
        uint32_t pad;
        /** Offset into the object to write to */
        uint64_t offset;
        /** Length of data to write */
        uint64_t size;
        /** Pointer to read the data from. */
        /* void *, but pointers are not 32/64 compatible */
        uint64_t data_ptr;
};

/* Sets or returns a value associated with a buffer. */
struct drm_radeon_gem_op {
        uint32_t        handle; /* buffer */
        uint32_t        op;     /* RADEON_GEM_OP_* */
        uint64_t        value;  /* input or return value */
};

#define RADEON_GEM_OP_GET_INITIAL_DOMAIN        0
#define RADEON_GEM_OP_SET_INITIAL_DOMAIN        1

#define RADEON_VA_MAP                   1
#define RADEON_VA_UNMAP                 2

#define RADEON_VA_RESULT_OK             0
#define RADEON_VA_RESULT_ERROR          1
#define RADEON_VA_RESULT_VA_EXIST       2

#define RADEON_VM_PAGE_VALID            (1 << 0)
#define RADEON_VM_PAGE_READABLE         (1 << 1)
#define RADEON_VM_PAGE_WRITEABLE        (1 << 2)
#define RADEON_VM_PAGE_SYSTEM           (1 << 3)
#define RADEON_VM_PAGE_SNOOPED          (1 << 4)

struct drm_radeon_gem_va {
        uint32_t                handle;
        uint32_t                operation;
        uint32_t                vm_id;
        uint32_t                flags;
        uint64_t                offset;
};

#define RADEON_CHUNK_ID_RELOCS  0x01
#define RADEON_CHUNK_ID_IB      0x02
#define RADEON_CHUNK_ID_FLAGS   0x03
#define RADEON_CHUNK_ID_CONST_IB        0x04

/* The first dword of RADEON_CHUNK_ID_FLAGS is a uint32 of these flags: */
#define RADEON_CS_KEEP_TILING_FLAGS 0x01
#define RADEON_CS_USE_VM            0x02
#define RADEON_CS_END_OF_FRAME      0x04 /* a hint from userspace which CS is the last one */
/* The second dword of RADEON_CHUNK_ID_FLAGS is a uint32 that sets the ring type */
#define RADEON_CS_RING_GFX          0
#define RADEON_CS_RING_COMPUTE      1
#define RADEON_CS_RING_DMA          2
#define RADEON_CS_RING_UVD          3
#define RADEON_CS_RING_VCE          4
/* The third dword of RADEON_CHUNK_ID_FLAGS is a sint32 that sets the priority */
/* 0 = normal, + = higher priority, - = lower priority */

struct drm_radeon_cs_chunk {
        uint32_t                chunk_id;
        uint32_t                length_dw;
        uint64_t                chunk_data;
};

/* drm_radeon_cs_reloc.flags */
#define RADEON_RELOC_PRIO_MASK          (0xf << 0)

struct drm_radeon_cs_reloc {
        uint32_t                handle;
        uint32_t                read_domains;
        uint32_t                write_domain;
        uint32_t                flags;
};

struct drm_radeon_cs {
        uint32_t                num_chunks;
        uint32_t                cs_id;
        /* this points to uint64_t * which point to cs chunks */
        uint64_t                chunks;
        /* updates to the limits after this CS ioctl */
        uint64_t                gart_limit;
        uint64_t                vram_limit;
};

#define RADEON_INFO_DEVICE_ID           0x00
#define RADEON_INFO_NUM_GB_PIPES        0x01
#define RADEON_INFO_NUM_Z_PIPES         0x02
#define RADEON_INFO_ACCEL_WORKING       0x03
#define RADEON_INFO_CRTC_FROM_ID        0x04
#define RADEON_INFO_ACCEL_WORKING2      0x05
#define RADEON_INFO_TILING_CONFIG       0x06
#define RADEON_INFO_WANT_HYPERZ         0x07
#define RADEON_INFO_WANT_CMASK          0x08 /* get access to CMASK on r300 */
#define RADEON_INFO_CLOCK_CRYSTAL_FREQ  0x09 /* clock crystal frequency */
#define RADEON_INFO_NUM_BACKENDS        0x0a /* DB/backends for r600+ - need for OQ */
#define RADEON_INFO_NUM_TILE_PIPES      0x0b /* tile pipes for r600+ */
#define RADEON_INFO_FUSION_GART_WORKING 0x0c /* fusion writes to GTT were broken before this */
#define RADEON_INFO_BACKEND_MAP         0x0d /* pipe to backend map, needed by mesa */
/* virtual address start, va < start are reserved by the kernel */
#define RADEON_INFO_VA_START            0x0e
/* maximum size of ib using the virtual memory cs */
#define RADEON_INFO_IB_VM_MAX_SIZE      0x0f
/* max pipes - needed for compute shaders */
#define RADEON_INFO_MAX_PIPES           0x10
/* timestamp for GL_ARB_timer_query (OpenGL), returns the current GPU clock */
#define RADEON_INFO_TIMESTAMP           0x11
/* max shader engines (SE) - needed for geometry shaders, etc. */
#define RADEON_INFO_MAX_SE              0x12
/* max SH per SE */
#define RADEON_INFO_MAX_SH_PER_SE       0x13
/* fast fb access is enabled */
#define RADEON_INFO_FASTFB_WORKING      0x14
/* query if a RADEON_CS_RING_* submission is supported */
#define RADEON_INFO_RING_WORKING        0x15
/* SI tile mode array */
#define RADEON_INFO_SI_TILE_MODE_ARRAY  0x16
/* query if CP DMA is supported on the compute ring */
#define RADEON_INFO_SI_CP_DMA_COMPUTE   0x17
/* CIK macrotile mode array */
#define RADEON_INFO_CIK_MACROTILE_MODE_ARRAY    0x18
/* query the number of render backends */
#define RADEON_INFO_SI_BACKEND_ENABLED_MASK     0x19
/* max engine clock - needed for OpenCL */
#define RADEON_INFO_MAX_SCLK            0x1a
/* version of VCE firmware */
#define RADEON_INFO_VCE_FW_VERSION      0x1b
/* version of VCE feedback */
#define RADEON_INFO_VCE_FB_VERSION      0x1c
#define RADEON_INFO_NUM_BYTES_MOVED     0x1d
#define RADEON_INFO_VRAM_USAGE          0x1e
#define RADEON_INFO_GTT_USAGE           0x1f
#define RADEON_INFO_ACTIVE_CU_COUNT     0x20

struct drm_radeon_info {
        uint32_t                request;
        uint32_t                pad;
        uint64_t                value;
};

/* Those correspond to the tile index to use, this is to explicitly state
 * the API that is implicitly defined by the tile mode array.
 */
#define SI_TILE_MODE_COLOR_LINEAR_ALIGNED       8
#define SI_TILE_MODE_COLOR_1D                   13
#define SI_TILE_MODE_COLOR_1D_SCANOUT           9
#define SI_TILE_MODE_COLOR_2D_8BPP              14
#define SI_TILE_MODE_COLOR_2D_16BPP             15
#define SI_TILE_MODE_COLOR_2D_32BPP             16
#define SI_TILE_MODE_COLOR_2D_64BPP             17
#define SI_TILE_MODE_COLOR_2D_SCANOUT_16BPP     11
#define SI_TILE_MODE_COLOR_2D_SCANOUT_32BPP     12
#define SI_TILE_MODE_DEPTH_STENCIL_1D           4
#define SI_TILE_MODE_DEPTH_STENCIL_2D           0
#define SI_TILE_MODE_DEPTH_STENCIL_2D_2AA       3
#define SI_TILE_MODE_DEPTH_STENCIL_2D_4AA       3
#define SI_TILE_MODE_DEPTH_STENCIL_2D_8AA       2

#define CIK_TILE_MODE_DEPTH_STENCIL_1D          5

#endif