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  1. /*
  2.  * Copyright (c) 2007 Intel Corporation. All Rights Reserved.
  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.  
  25. #define _GNU_SOURCE 1
  26. #include "sysdeps.h"
  27. #include "va.h"
  28. #include "va_backend.h"
  29. #include "va_trace.h"
  30. #include "va_fool.h"
  31. #include "va_x11.h"
  32. #include "va_dri2.h"
  33. #include "va_dricommon.h"
  34. #include "va_nvctrl.h"
  35. #include "va_fglrx.h"
  36. #include <stdio.h>
  37. #include <stdlib.h>
  38. #include <stdarg.h>
  39. #include <string.h>
  40. #include <unistd.h>
  41. #include <sys/types.h>
  42. #include <sys/stat.h>
  43. #include <fcntl.h>
  44. #include <errno.h>
  45.  
  46. static int va_DisplayContextIsValid (
  47.     VADisplayContextP pDisplayContext
  48. )
  49. {
  50.     return (pDisplayContext != NULL &&
  51.             pDisplayContext->pDriverContext != NULL);
  52. }
  53.  
  54. static void va_DisplayContextDestroy (
  55.     VADisplayContextP pDisplayContext
  56. )
  57. {
  58.     VADriverContextP ctx;
  59.     struct dri_state *dri_state;
  60.  
  61.     if (pDisplayContext == NULL)
  62.         return;
  63.  
  64.     ctx = pDisplayContext->pDriverContext;
  65.     dri_state = ctx->drm_state;
  66.  
  67.     if (dri_state && dri_state->close)
  68.         dri_state->close(ctx);
  69.  
  70.     free(pDisplayContext->pDriverContext->drm_state);
  71.     free(pDisplayContext->pDriverContext);
  72.     free(pDisplayContext);
  73. }
  74.  
  75.  
  76. static VAStatus va_DRI2GetDriverName (
  77.     VADisplayContextP pDisplayContext,
  78.     char **driver_name
  79. )
  80. {
  81.     VADriverContextP ctx = pDisplayContext->pDriverContext;
  82.  
  83.     if (!isDRI2Connected(ctx, driver_name))
  84.         return VA_STATUS_ERROR_UNKNOWN;
  85.  
  86.     return VA_STATUS_SUCCESS;
  87. }
  88.  
  89. static VAStatus va_NVCTRL_GetDriverName (
  90.     VADisplayContextP pDisplayContext,
  91.     char **driver_name
  92. )
  93. {
  94.     VADriverContextP ctx = pDisplayContext->pDriverContext;
  95.     int direct_capable, driver_major, driver_minor, driver_patch;
  96.     Bool result;
  97.  
  98.     result = VA_NVCTRLQueryDirectRenderingCapable(ctx->native_dpy, ctx->x11_screen,
  99.                                                   &direct_capable);
  100.     if (!result || !direct_capable)
  101.         return VA_STATUS_ERROR_UNKNOWN;
  102.  
  103.     result = VA_NVCTRLGetClientDriverName(ctx->native_dpy, ctx->x11_screen,
  104.                                           &driver_major, &driver_minor,
  105.                                           &driver_patch, driver_name);
  106.     if (!result)
  107.         return VA_STATUS_ERROR_UNKNOWN;
  108.  
  109.     return VA_STATUS_SUCCESS;
  110. }
  111.  
  112. static VAStatus va_FGLRX_GetDriverName (
  113.     VADisplayContextP pDisplayContext,
  114.     char **driver_name
  115. )
  116. {
  117.     VADriverContextP ctx = pDisplayContext->pDriverContext;
  118.     int driver_major, driver_minor, driver_patch;
  119.     Bool result;
  120.  
  121.     result = VA_FGLRXGetClientDriverName(ctx->native_dpy, ctx->x11_screen,
  122.                                          &driver_major, &driver_minor,
  123.                                          &driver_patch, driver_name);
  124.     if (!result)
  125.         return VA_STATUS_ERROR_UNKNOWN;
  126.  
  127.     return VA_STATUS_SUCCESS;
  128. }
  129.  
  130. static VAStatus va_DisplayContextGetDriverName (
  131.     VADisplayContextP pDisplayContext,
  132.     char **driver_name
  133. )
  134. {
  135.     VAStatus vaStatus;
  136.  
  137.     if (driver_name)
  138.         *driver_name = NULL;
  139.     else
  140.         return VA_STATUS_ERROR_UNKNOWN;
  141.    
  142.     vaStatus = va_DRI2GetDriverName(pDisplayContext, driver_name);
  143.     if (vaStatus != VA_STATUS_SUCCESS)
  144.         vaStatus = va_NVCTRL_GetDriverName(pDisplayContext, driver_name);
  145.     if (vaStatus != VA_STATUS_SUCCESS)
  146.         vaStatus = va_FGLRX_GetDriverName(pDisplayContext, driver_name);
  147.     return vaStatus;
  148. }
  149.  
  150.  
  151. VADisplay vaGetDisplay (
  152.     Display *native_dpy /* implementation specific */
  153. )
  154. {
  155.   VADisplay dpy = NULL;
  156.   VADisplayContextP pDisplayContext;
  157.  
  158.   if (!native_dpy)
  159.       return NULL;
  160.  
  161.   if (!dpy)
  162.   {
  163.       /* create new entry */
  164.       VADriverContextP pDriverContext;
  165.       struct dri_state *dri_state;
  166.       pDisplayContext = calloc(1, sizeof(*pDisplayContext));
  167.       pDriverContext  = calloc(1, sizeof(*pDriverContext));
  168.       dri_state       = calloc(1, sizeof(*dri_state));
  169.       if (pDisplayContext && pDriverContext && dri_state)
  170.       {
  171.           pDisplayContext->vadpy_magic = VA_DISPLAY_MAGIC;          
  172.  
  173.           pDriverContext->native_dpy       = (void *)native_dpy;
  174.           pDriverContext->display_type     = VA_DISPLAY_X11;
  175.           pDisplayContext->pDriverContext  = pDriverContext;
  176.           pDisplayContext->vaIsValid       = va_DisplayContextIsValid;
  177.           pDisplayContext->vaDestroy       = va_DisplayContextDestroy;
  178.           pDisplayContext->vaGetDriverName = va_DisplayContextGetDriverName;
  179.           pDisplayContext->opaque          = NULL;
  180.           pDriverContext->drm_state        = dri_state;
  181.           dpy                              = (VADisplay)pDisplayContext;
  182.       }
  183.       else
  184.       {
  185.           if (pDisplayContext)
  186.               free(pDisplayContext);
  187.           if (pDriverContext)
  188.               free(pDriverContext);
  189.           if (dri_state)
  190.               free(dri_state);
  191.       }
  192.   }
  193.  
  194.   return dpy;
  195. }
  196.  
  197. #define CTX(dpy) (((VADisplayContextP)dpy)->pDriverContext)
  198. #define CHECK_DISPLAY(dpy) if( !vaDisplayIsValid(dpy) ) { return VA_STATUS_ERROR_INVALID_DISPLAY; }
  199.  
  200. void va_TracePutSurface (
  201.     VADisplay dpy,
  202.     VASurfaceID surface,
  203.     void *draw, /* the target Drawable */
  204.     short srcx,
  205.     short srcy,
  206.     unsigned short srcw,
  207.     unsigned short srch,
  208.     short destx,
  209.     short desty,
  210.     unsigned short destw,
  211.     unsigned short desth,
  212.     VARectangle *cliprects, /* client supplied clip list */
  213.     unsigned int number_cliprects, /* number of clip rects in the clip list */
  214.     unsigned int flags /* de-interlacing flags */
  215. );
  216.  
  217.  
  218. VAStatus vaPutSurface (
  219.     VADisplay dpy,
  220.     VASurfaceID surface,
  221.     Drawable draw, /* X Drawable */
  222.     short srcx,
  223.     short srcy,
  224.     unsigned short srcw,
  225.     unsigned short srch,
  226.     short destx,
  227.     short desty,
  228.     unsigned short destw,
  229.     unsigned short desth,
  230.     VARectangle *cliprects, /* client supplied clip list */
  231.     unsigned int number_cliprects, /* number of clip rects in the clip list */
  232.     unsigned int flags /* de-interlacing flags */
  233. )
  234. {
  235.   VADriverContextP ctx;
  236.  
  237.   if (fool_postp)
  238.       return VA_STATUS_SUCCESS;
  239.  
  240.   CHECK_DISPLAY(dpy);
  241.   ctx = CTX(dpy);
  242.  
  243.   VA_TRACE_LOG(va_TracePutSurface, dpy, surface, (void *)draw, srcx, srcy, srcw, srch,
  244.                destx, desty, destw, desth,
  245.                cliprects, number_cliprects, flags );
  246.  
  247.   return ctx->vtable->vaPutSurface( ctx, surface, (void *)draw, srcx, srcy, srcw, srch,
  248.                                    destx, desty, destw, desth,
  249.                                    cliprects, number_cliprects, flags );
  250. }
  251.