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  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_ */
  160.