linux/include/drm/nouveau_drm.h
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   1/*
   2 * Copyright 2005 Stephane Marchesin.
   3 * All Rights Reserved.
   4 *
   5 * Permission is hereby granted, free of charge, to any person obtaining a
   6 * copy of this software and associated documentation files (the "Software"),
   7 * to deal in the Software without restriction, including without limitation
   8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   9 * and/or sell copies of the Software, and to permit persons to whom the
  10 * Software is furnished to do so, subject to the following conditions:
  11 *
  12 * The above copyright notice and this permission notice (including the next
  13 * paragraph) shall be included in all copies or substantial portions of the
  14 * Software.
  15 *
  16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  19 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  22 * OTHER DEALINGS IN THE SOFTWARE.
  23 */
  24
  25#ifndef __NOUVEAU_DRM_H__
  26#define __NOUVEAU_DRM_H__
  27
  28#define NOUVEAU_DRM_HEADER_PATCHLEVEL 16
  29
  30struct drm_nouveau_channel_alloc {
  31        uint32_t     fb_ctxdma_handle;
  32        uint32_t     tt_ctxdma_handle;
  33
  34        int          channel;
  35        uint32_t     pushbuf_domains;
  36
  37        /* Notifier memory */
  38        uint32_t     notifier_handle;
  39
  40        /* DRM-enforced subchannel assignments */
  41        struct {
  42                uint32_t handle;
  43                uint32_t grclass;
  44        } subchan[8];
  45        uint32_t nr_subchan;
  46};
  47
  48struct drm_nouveau_channel_free {
  49        int channel;
  50};
  51
  52struct drm_nouveau_grobj_alloc {
  53        int      channel;
  54        uint32_t handle;
  55        int      class;
  56};
  57
  58struct drm_nouveau_notifierobj_alloc {
  59        uint32_t channel;
  60        uint32_t handle;
  61        uint32_t size;
  62        uint32_t offset;
  63};
  64
  65struct drm_nouveau_gpuobj_free {
  66        int      channel;
  67        uint32_t handle;
  68};
  69
  70/* FIXME : maybe unify {GET,SET}PARAMs */
  71#define NOUVEAU_GETPARAM_PCI_VENDOR      3
  72#define NOUVEAU_GETPARAM_PCI_DEVICE      4
  73#define NOUVEAU_GETPARAM_BUS_TYPE        5
  74#define NOUVEAU_GETPARAM_FB_SIZE         8
  75#define NOUVEAU_GETPARAM_AGP_SIZE        9
  76#define NOUVEAU_GETPARAM_CHIPSET_ID      11
  77#define NOUVEAU_GETPARAM_VM_VRAM_BASE    12
  78#define NOUVEAU_GETPARAM_GRAPH_UNITS     13
  79#define NOUVEAU_GETPARAM_PTIMER_TIME     14
  80#define NOUVEAU_GETPARAM_HAS_BO_USAGE    15
  81#define NOUVEAU_GETPARAM_HAS_PAGEFLIP    16
  82struct drm_nouveau_getparam {
  83        uint64_t param;
  84        uint64_t value;
  85};
  86
  87struct drm_nouveau_setparam {
  88        uint64_t param;
  89        uint64_t value;
  90};
  91
  92#define NOUVEAU_GEM_DOMAIN_CPU       (1 << 0)
  93#define NOUVEAU_GEM_DOMAIN_VRAM      (1 << 1)
  94#define NOUVEAU_GEM_DOMAIN_GART      (1 << 2)
  95#define NOUVEAU_GEM_DOMAIN_MAPPABLE  (1 << 3)
  96
  97#define NOUVEAU_GEM_TILE_COMP        0x00030000 /* nv50-only */
  98#define NOUVEAU_GEM_TILE_LAYOUT_MASK 0x0000ff00
  99#define NOUVEAU_GEM_TILE_16BPP       0x00000001
 100#define NOUVEAU_GEM_TILE_32BPP       0x00000002
 101#define NOUVEAU_GEM_TILE_ZETA        0x00000004
 102#define NOUVEAU_GEM_TILE_NONCONTIG   0x00000008
 103
 104struct drm_nouveau_gem_info {
 105        uint32_t handle;
 106        uint32_t domain;
 107        uint64_t size;
 108        uint64_t offset;
 109        uint64_t map_handle;
 110        uint32_t tile_mode;
 111        uint32_t tile_flags;
 112};
 113
 114struct drm_nouveau_gem_new {
 115        struct drm_nouveau_gem_info info;
 116        uint32_t channel_hint;
 117        uint32_t align;
 118};
 119
 120#define NOUVEAU_GEM_MAX_BUFFERS 1024
 121struct drm_nouveau_gem_pushbuf_bo_presumed {
 122        uint32_t valid;
 123        uint32_t domain;
 124        uint64_t offset;
 125};
 126
 127struct drm_nouveau_gem_pushbuf_bo {
 128        uint64_t user_priv;
 129        uint32_t handle;
 130        uint32_t read_domains;
 131        uint32_t write_domains;
 132        uint32_t valid_domains;
 133        struct drm_nouveau_gem_pushbuf_bo_presumed presumed;
 134};
 135
 136#define NOUVEAU_GEM_RELOC_LOW  (1 << 0)
 137#define NOUVEAU_GEM_RELOC_HIGH (1 << 1)
 138#define NOUVEAU_GEM_RELOC_OR   (1 << 2)
 139#define NOUVEAU_GEM_MAX_RELOCS 1024
 140struct drm_nouveau_gem_pushbuf_reloc {
 141        uint32_t reloc_bo_index;
 142        uint32_t reloc_bo_offset;
 143        uint32_t bo_index;
 144        uint32_t flags;
 145        uint32_t data;
 146        uint32_t vor;
 147        uint32_t tor;
 148};
 149
 150#define NOUVEAU_GEM_MAX_PUSH 512
 151struct drm_nouveau_gem_pushbuf_push {
 152        uint32_t bo_index;
 153        uint32_t pad;
 154        uint64_t offset;
 155        uint64_t length;
 156};
 157
 158struct drm_nouveau_gem_pushbuf {
 159        uint32_t channel;
 160        uint32_t nr_buffers;
 161        uint64_t buffers;
 162        uint32_t nr_relocs;
 163        uint32_t nr_push;
 164        uint64_t relocs;
 165        uint64_t push;
 166        uint32_t suffix0;
 167        uint32_t suffix1;
 168        uint64_t vram_available;
 169        uint64_t gart_available;
 170};
 171
 172#define NOUVEAU_GEM_CPU_PREP_NOWAIT                                  0x00000001
 173#define NOUVEAU_GEM_CPU_PREP_WRITE                                   0x00000004
 174struct drm_nouveau_gem_cpu_prep {
 175        uint32_t handle;
 176        uint32_t flags;
 177};
 178
 179struct drm_nouveau_gem_cpu_fini {
 180        uint32_t handle;
 181};
 182
 183enum nouveau_bus_type {
 184        NV_AGP     = 0,
 185        NV_PCI     = 1,
 186        NV_PCIE    = 2,
 187};
 188
 189struct drm_nouveau_sarea {
 190};
 191
 192#define DRM_NOUVEAU_GETPARAM           0x00
 193#define DRM_NOUVEAU_SETPARAM           0x01
 194#define DRM_NOUVEAU_CHANNEL_ALLOC      0x02
 195#define DRM_NOUVEAU_CHANNEL_FREE       0x03
 196#define DRM_NOUVEAU_GROBJ_ALLOC        0x04
 197#define DRM_NOUVEAU_NOTIFIEROBJ_ALLOC  0x05
 198#define DRM_NOUVEAU_GPUOBJ_FREE        0x06
 199#define DRM_NOUVEAU_GEM_NEW            0x40
 200#define DRM_NOUVEAU_GEM_PUSHBUF        0x41
 201#define DRM_NOUVEAU_GEM_CPU_PREP       0x42
 202#define DRM_NOUVEAU_GEM_CPU_FINI       0x43
 203#define DRM_NOUVEAU_GEM_INFO           0x44
 204
 205#define DRM_IOCTL_NOUVEAU_GETPARAM           DRM_IOWR(DRM_COMMAND_BASE + DRM_NOUVEAU_GETPARAM, struct drm_nouveau_getparam)
 206#define DRM_IOCTL_NOUVEAU_SETPARAM           DRM_IOWR(DRM_COMMAND_BASE + DRM_NOUVEAU_SETPARAM, struct drm_nouveau_setparam)
 207#define DRM_IOCTL_NOUVEAU_CHANNEL_ALLOC      DRM_IOWR(DRM_COMMAND_BASE + DRM_NOUVEAU_CHANNEL_ALLOC, struct drm_nouveau_channel_alloc)
 208#define DRM_IOCTL_NOUVEAU_CHANNEL_FREE       DRM_IOW (DRM_COMMAND_BASE + DRM_NOUVEAU_CHANNEL_FREE, struct drm_nouveau_channel_free)
 209#define DRM_IOCTL_NOUVEAU_GROBJ_ALLOC        DRM_IOW (DRM_COMMAND_BASE + DRM_NOUVEAU_GROBJ_ALLOC, struct drm_nouveau_grobj_alloc)
 210#define DRM_IOCTL_NOUVEAU_NOTIFIEROBJ_ALLOC  DRM_IOWR(DRM_COMMAND_BASE + DRM_NOUVEAU_NOTIFIEROBJ_ALLOC, struct drm_nouveau_notifierobj_alloc)
 211#define DRM_IOCTL_NOUVEAU_GPUOBJ_FREE        DRM_IOW (DRM_COMMAND_BASE + DRM_NOUVEAU_GPUOBJ_FREE, struct drm_nouveau_gpuobj_free)
 212#define DRM_IOCTL_NOUVEAU_GEM_NEW            DRM_IOWR(DRM_COMMAND_BASE + DRM_NOUVEAU_GEM_NEW, struct drm_nouveau_gem_new)
 213#define DRM_IOCTL_NOUVEAU_GEM_PUSHBUF        DRM_IOWR(DRM_COMMAND_BASE + DRM_NOUVEAU_GEM_PUSHBUF, struct drm_nouveau_gem_pushbuf)
 214#define DRM_IOCTL_NOUVEAU_GEM_CPU_PREP       DRM_IOW (DRM_COMMAND_BASE + DRM_NOUVEAU_GEM_CPU_PREP, struct drm_nouveau_gem_cpu_prep)
 215#define DRM_IOCTL_NOUVEAU_GEM_CPU_FINI       DRM_IOW (DRM_COMMAND_BASE + DRM_NOUVEAU_GEM_CPU_FINI, struct drm_nouveau_gem_cpu_fini)
 216#define DRM_IOCTL_NOUVEAU_GEM_INFO           DRM_IOWR(DRM_COMMAND_BASE + DRM_NOUVEAU_GEM_INFO, struct drm_nouveau_gem_info)
 217
 218#endif /* __NOUVEAU_DRM_H__ */
 219