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  1. /*
  2.  * Copyright © 2009 Intel Corporation
  3.  *
  4.  * Permission is hereby granted, free of charge, to any person obtaining a
  5.  * copy of this software and associated documentation files (the
  6.  * "Software"), to deal in the Software without restriction, including
  7.  * without limitation the rights to use, copy, modify, merge, publish,
  8.  * distribute, sub license, and/or sell copies of the Software, and to
  9.  * permit persons to whom the Software is furnished to do so, subject to
  10.  * the following conditions:
  11.  *
  12.  * The above copyright notice and this permission notice (including the
  13.  * next paragraph) shall be included in all copies or substantial portions
  14.  * of the Software.
  15.  *
  16.  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  17.  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  18.  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  19.  * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
  20.  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  21.  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  22.  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  23.  *
  24.  * Authors:
  25.  *    Xiang Haihao <haihao.xiang@intel.com>
  26.  *    Zou Nan hai <nanhai.zou@intel.com>
  27.  *
  28.  */
  29.  
  30. #ifndef _I965_MEDIA_H_
  31. #define _I965_MEDIA_H_
  32.  
  33. #include <xf86drm.h>
  34. #include <drm.h>
  35. #include <i915_drm.h>
  36. #include <intel_bufmgr.h>
  37.  
  38. #include "i965_structs.h"
  39.  
  40. #define MAX_INTERFACE_DESC      16
  41. #define MAX_MEDIA_SURFACES      34
  42.  
  43. struct decode_state;
  44.  
  45. struct i965_media_context
  46. {
  47.     struct hw_context base;
  48.  
  49.     struct {
  50.         dri_bo *bo;
  51.     } surface_state[MAX_MEDIA_SURFACES];
  52.  
  53.     struct {
  54.         dri_bo *bo;
  55.     } binding_table;
  56.  
  57.     struct {
  58.         dri_bo *bo;
  59.     } idrt;  /* interface descriptor remap table */
  60.  
  61.     struct {
  62.         dri_bo *bo;
  63.         int enabled;
  64.     } extended_state;
  65.  
  66.     struct {
  67.         dri_bo *bo;
  68.     } vfe_state;
  69.  
  70.     struct {
  71.         dri_bo *bo;
  72.     } curbe;
  73.  
  74.     struct {
  75.         dri_bo *bo;
  76.         unsigned long offset;
  77.     } indirect_object;
  78.  
  79.     struct {
  80.         unsigned int vfe_start;
  81.         unsigned int cs_start;
  82.  
  83.         unsigned int num_vfe_entries;
  84.         unsigned int num_cs_entries;
  85.  
  86.         unsigned int size_vfe_entry;
  87.         unsigned int size_cs_entry;
  88.     } urb;
  89.  
  90.     void *private_context;
  91.     void (*media_states_setup)(VADriverContextP ctx, struct decode_state *decode_state, struct i965_media_context *media_context);
  92.     void (*media_objects)(VADriverContextP ctx, struct decode_state *decode_state, struct i965_media_context *media_context);
  93.     void (*free_private_context)(void **data);
  94. };
  95.  
  96. #endif /* _I965_MEDIA_H_ */
  97.