src/gallium/winsys/svga/drm/vmw_screen.h

   1 /**********************************************************
   2  * Copyright 2009 VMware, Inc.  All rights reserved.
   3  *
   4  * Permission is hereby granted, free of charge, to any person
   5  * obtaining a copy of this software and associated documentation
   6  * files (the "Software"), to deal in the Software without
   7  * restriction, including without limitation the rights to use, copy,
   8  * modify, merge, publish, distribute, sublicense, and/or sell copies
   9  * of the Software, and to permit persons to whom the Software is
  10  * furnished to do so, subject to the following conditions:
  11  *
  12  * The above copyright notice and this permission notice shall be
  13  * included in all copies or substantial portions of the Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  16  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  17  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  18  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  19  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  20  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  21  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  22  * SOFTWARE.
  23  *
  24  **********************************************************/
  25
  26 /**
  27  * @file
  28  * Common definitions for the VMware SVGA winsys.
  29  *
  30  * @author Jose Fonseca <jfonseca@vmware.com>
  31  */
  32
  33
  34 #ifndef VMW_SCREEN_H_
  35 #define VMW_SCREEN_H_
  36
  37
  38 #include "pipe/p_compiler.h"
  39 #include "pipe/p_state.h"
  40
  41 #include "svga_winsys.h"
  42 #include "pipebuffer/pb_buffer_fenced.h"
  43
  44
  45 #define VMW_GMR_POOL_SIZE (16*1024*1024)
  46 #define VMW_QUERY_POOL_SIZE (8192)
  47 #define VMW_DEBUG_FLUSH_STACK 10
  48
  49 /*
  50  * Something big, but arbitrary. The kernel reports an error if it can't
  51  * handle this, and the svga driver will resort to multiple partial
  52  * uploads.
  53  */
  54 #define VMW_MAX_BUFFER_SIZE (512*1024*1024)
  55
  56 struct pb_manager;
  57 struct vmw_region;
  58
  59 struct vmw_cap_3d {
  60    boolean has_cap;
  61    SVGA3dDevCapResult result;
  62 };
  63
  64 struct vmw_winsys_screen
  65 {
  66    struct svga_winsys_screen base;
  67
  68    boolean use_old_scanout_flag;
  69
  70    struct {
  71       int drm_fd;
  72       uint32_t hwversion;
  73       uint32_t num_cap_3d;
  74       struct vmw_cap_3d *cap_3d;
  75       uint64_t max_mob_memory;
  76       uint64_t max_surface_memory;
  77       uint64_t max_texture_size;
  78       boolean have_drm_2_6;
  79    } ioctl;
  80
  81    struct {
  82       struct pb_manager *gmr;
  83       struct pb_manager *gmr_mm;
  84       struct pb_manager *gmr_fenced;
  85       struct pb_manager *gmr_slab;
  86       struct pb_manager *gmr_slab_fenced;
  87       struct pb_manager *query_mm;
  88       struct pb_manager *query_fenced;
  89       struct pb_manager *mob_fenced;
  90       struct pb_manager *mob_cache;
  91       struct pb_manager *mob_shader_slab;
  92       struct pb_manager *mob_shader_slab_fenced;
  93    } pools;
  94
  95    struct pb_fence_ops *fence_ops;
  96
  97    /*
  98     * Screen instances
  99     */
 100    dev_t device;
 101    int open_count;
 102 };
 103
 104
 105 static INLINE struct vmw_winsys_screen *
 106 vmw_winsys_screen(struct svga_winsys_screen *base)
 107 {
 108    return (struct vmw_winsys_screen *)base;
 109 }
 110
 111 /*  */
 112 uint32_t
 113 vmw_region_size(struct vmw_region *region);
 114
 115 uint32
 116 vmw_ioctl_context_create(struct vmw_winsys_screen *vws);
 117
 118 void
 119 vmw_ioctl_context_destroy(struct vmw_winsys_screen *vws,
 120                           uint32 cid);
 121
 122 uint32
 123 vmw_ioctl_surface_create(struct vmw_winsys_screen *vws,
 124                          SVGA3dSurfaceFlags flags,
 125                          SVGA3dSurfaceFormat format,
 126                          unsigned usage,
 127                          SVGA3dSize size,
 128                          uint32 numFaces,
 129                          uint32 numMipLevels);
 130 uint32
 131 vmw_ioctl_gb_surface_create(struct vmw_winsys_screen *vws,
 132                             SVGA3dSurfaceFlags flags,
 133                             SVGA3dSurfaceFormat format,
 134                             unsigned usage,
 135                             SVGA3dSize size,
 136                             uint32 numFaces,
 137                             uint32 numMipLevels,
 138                             uint32 buffer_handle,
 139                             struct vmw_region **p_region);
 140
 141 int
 142 vmw_ioctl_gb_surface_ref(struct vmw_winsys_screen *vws,
 143                          const struct winsys_handle *whandle,
 144                          SVGA3dSurfaceFlags *flags,
 145                          SVGA3dSurfaceFormat *format,
 146                          uint32_t *numMipLevels,
 147                          uint32_t *handle,
 148                          struct vmw_region **p_region);
 149
 150 void
 151 vmw_ioctl_surface_destroy(struct vmw_winsys_screen *vws,
 152                           uint32 sid);
 153
 154 void
 155 vmw_ioctl_command(struct vmw_winsys_screen *vws,
 156                   int32_t cid,
 157                   uint32_t throttle_us,
 158                   void *commands,
 159                   uint32_t size,
 160                   struct pipe_fence_handle **fence);
 161
 162 struct vmw_region *
 163 vmw_ioctl_region_create(struct vmw_winsys_screen *vws, uint32_t size);
 164
 165 void
 166 vmw_ioctl_region_destroy(struct vmw_region *region);
 167
 168 struct SVGAGuestPtr
 169 vmw_ioctl_region_ptr(struct vmw_region *region);
 170
 171 void *
 172 vmw_ioctl_region_map(struct vmw_region *region);
 173 void
 174 vmw_ioctl_region_unmap(struct vmw_region *region);
 175
 176
 177 int
 178 vmw_ioctl_fence_finish(struct vmw_winsys_screen *vws,
 179                        uint32_t handle, uint32_t flags);
 180
 181 int
 182 vmw_ioctl_fence_signalled(struct vmw_winsys_screen *vws,
 183                           uint32_t handle, uint32_t flags);
 184
 185 void
 186 vmw_ioctl_fence_unref(struct vmw_winsys_screen *vws,
 187                       uint32_t handle);
 188
 189 uint32
 190 vmw_ioctl_shader_create(struct vmw_winsys_screen *vws,
 191                         SVGA3dShaderType type,
 192                         uint32 code_len);
 193 void
 194 vmw_ioctl_shader_destroy(struct vmw_winsys_screen *vws, uint32 shid);
 195
 196 int
 197 vmw_ioctl_syncforcpu(struct vmw_region *region,
 198                      boolean dont_block,
 199                      boolean readonly,
 200                      boolean allow_cs);
 201 void
 202 vmw_ioctl_releasefromcpu(struct vmw_region *region,
 203                          boolean readonly,
 204                          boolean allow_cs);
 205 /* Initialize parts of vmw_winsys_screen at startup:
 206  */
 207 boolean vmw_ioctl_init(struct vmw_winsys_screen *vws);
 208 boolean vmw_pools_init(struct vmw_winsys_screen *vws);
 209 boolean vmw_query_pools_init(struct vmw_winsys_screen *vws);
 210 boolean vmw_mob_pools_init(struct vmw_winsys_screen *vws);
 211 boolean vmw_winsys_screen_init_svga(struct vmw_winsys_screen *vws);
 212
 213 void vmw_ioctl_cleanup(struct vmw_winsys_screen *vws);
 214 void vmw_pools_cleanup(struct vmw_winsys_screen *vws);
 215
 216 struct vmw_winsys_screen *vmw_winsys_create(int fd, boolean use_old_scanout_flag);
 217 void vmw_winsys_destroy(struct vmw_winsys_screen *sws);
 218 void vmw_winsys_screen_set_throttling(struct pipe_screen *screen,
 219                                       uint32_t throttle_us);
 220
 221 struct pb_manager *
 222 simple_fenced_bufmgr_create(struct pb_manager *provider,
 223                             struct pb_fence_ops *ops);
 224 void
 225 vmw_fences_signal(struct pb_fence_ops *fence_ops,
 226                   uint32_t signaled,
 227                   uint32_t emitted,
 228                   boolean has_emitted);
 229
 230 #endif /* VMW_SCREEN_H_ */