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
  43
  44 #define VMW_GMR_POOL_SIZE (16*1024*1024)
  45 #define VMW_QUERY_POOL_SIZE (8192)
  46 /*
  47  * Something big, but arbitrary. The kernel reports an error if it can't
  48  * handle this, and the svga driver will resort to multiple partial
  49  * uploads.
  50  */
  51 #define VMW_MAX_BUFFER_SIZE (512*1024*1024)
  52
  53 struct pb_manager;
  54 struct vmw_region;
  55
  56
  57 struct vmw_winsys_screen
  58 {
  59    struct svga_winsys_screen base;
  60
  61    boolean use_old_scanout_flag;
  62
  63    struct {
  64       int drm_fd;
  65       uint32_t hwversion;
  66       uint32_t *buffer;
  67    } ioctl;
  68
  69    struct {
  70       struct pb_manager *gmr;
  71       struct pb_manager *gmr_mm;
  72       struct pb_manager *gmr_fenced;
  73       struct pb_manager *gmr_slab;
  74       struct pb_manager *gmr_slab_fenced;
  75       struct pb_manager *query;
  76       struct pb_manager *query_mm;
  77       struct pb_manager *query_fenced;
  78    } pools;
  79 };
  80
  81
  82 static INLINE struct vmw_winsys_screen *
  83 vmw_winsys_screen(struct svga_winsys_screen *base)
  84 {
  85    return (struct vmw_winsys_screen *)base;
  86 }
  87
  88 /*  */
  89 uint32
  90 vmw_ioctl_context_create(struct vmw_winsys_screen *vws);
  91
  92 void
  93 vmw_ioctl_context_destroy(struct vmw_winsys_screen *vws,
  94                           uint32 cid);
  95
  96 uint32
  97 vmw_ioctl_surface_create(struct vmw_winsys_screen *vws,
  98                               SVGA3dSurfaceFlags flags,
  99                               SVGA3dSurfaceFormat format,
 100                               SVGA3dSize size,
 101                               uint32 numFaces,
 102                               uint32 numMipLevels);
 103
 104 void
 105 vmw_ioctl_surface_destroy(struct vmw_winsys_screen *vws,
 106                           uint32 sid);
 107
 108 void
 109 vmw_ioctl_command(struct vmw_winsys_screen *vws,
 110                   int32_t cid,
 111                   uint32_t throttle_us,
 112                   void *commands,
 113                   uint32_t size,
 114                   struct pipe_fence_handle **fence);
 115
 116 struct vmw_region *
 117 vmw_ioctl_region_create(struct vmw_winsys_screen *vws, uint32_t size);
 118
 119 void
 120 vmw_ioctl_region_destroy(struct vmw_region *region);
 121
 122 struct SVGAGuestPtr
 123 vmw_ioctl_region_ptr(struct vmw_region *region);
 124
 125 void *
 126 vmw_ioctl_region_map(struct vmw_region *region);
 127 void
 128 vmw_ioctl_region_unmap(struct vmw_region *region);
 129
 130
 131 int
 132 vmw_ioctl_fence_finish(struct vmw_winsys_screen *vws,
 133                        uint32_t handle, uint32_t flags);
 134
 135 int
 136 vmw_ioctl_fence_signalled(struct vmw_winsys_screen *vws,
 137                           uint32_t handle, uint32_t flags);
 138
 139 void
 140 vmw_ioctl_fence_unref(struct vmw_winsys_screen *vws,
 141                       uint32_t handle);
 142
 143
 144 /* Initialize parts of vmw_winsys_screen at startup:
 145  */
 146 boolean vmw_ioctl_init(struct vmw_winsys_screen *vws);
 147 boolean vmw_pools_init(struct vmw_winsys_screen *vws);
 148 boolean vmw_query_pools_init(struct vmw_winsys_screen *vws);
 149 boolean vmw_winsys_screen_init_svga(struct vmw_winsys_screen *vws);
 150
 151 void vmw_ioctl_cleanup(struct vmw_winsys_screen *vws);
 152 void vmw_pools_cleanup(struct vmw_winsys_screen *vws);
 153
 154 struct vmw_winsys_screen *vmw_winsys_create(int fd, boolean use_old_scanout_flag);
 155 void vmw_winsys_destroy(struct vmw_winsys_screen *sws);
 156 void vmw_winsys_screen_set_throttling(struct pipe_screen *screen,
 157                                       uint32_t throttle_us);
 158
 159 #endif /* VMW_SCREEN_H_ */