src/gallium/drivers/nv40/nv40_context.c

   1 #include "draw/draw_context.h"
   2 #include "pipe/p_defines.h"
   3 #include "pipe/p_winsys.h"
   4 #include "pipe/p_util.h"
   5
   6 #include "nv40_context.h"
   7 #include "nv40_screen.h"
   8
   9 static void
  10 nv40_flush(struct pipe_context *pipe, unsigned flags)
  11 {
  12         struct nv40_context *nv40 = nv40_context(pipe);
  13         struct nouveau_winsys *nvws = nv40->nvws;
  14
  15         if (flags & PIPE_FLUSH_TEXTURE_CACHE) {
  16                 BEGIN_RING(curie, 0x1fd8, 1);
  17                 OUT_RING  (2);
  18                 BEGIN_RING(curie, 0x1fd8, 1);
  19                 OUT_RING  (1);
  20         }
  21
  22         if (flags & PIPE_FLUSH_WAIT) {
  23                 nvws->notifier_reset(nv40->screen->sync, 0);
  24                 BEGIN_RING(curie, 0x104, 1);
  25                 OUT_RING  (0);
  26                 BEGIN_RING(curie, 0x100, 1);
  27                 OUT_RING  (0);
  28         }
  29
  30         FIRE_RING();
  31
  32         if (flags & PIPE_FLUSH_WAIT)
  33                 nvws->notifier_wait(nv40->screen->sync, 0, 0, 2000);
  34 }
  35
  36 static void
  37 nv40_destroy(struct pipe_context *pipe)
  38 {
  39         struct nv40_context *nv40 = nv40_context(pipe);
  40
  41         if (nv40->draw)
  42                 draw_destroy(nv40->draw);
  43         free(nv40);
  44 }
  45
  46 struct pipe_context *
  47 nv40_create(struct pipe_screen *pscreen, unsigned pctx_id)
  48 {
  49         struct nv40_screen *screen = nv40_screen(pscreen);
  50         struct pipe_winsys *ws = pscreen->winsys;
  51         struct nv40_context *nv40;
  52         unsigned chipset = screen->chipset;
  53         struct nouveau_winsys *nvws = screen->nvws;
  54
  55         nv40 = CALLOC(1, sizeof(struct nv40_context));
  56         if (!nv40)
  57                 return NULL;
  58         nv40->screen = screen;
  59         nv40->pctx_id = pctx_id;
  60
  61         nv40->chipset = chipset;
  62         nv40->nvws = nvws;
  63
  64         nv40->pipe.winsys = ws;
  65         nv40->pipe.screen = pscreen;
  66         nv40->pipe.destroy = nv40_destroy;
  67         nv40->pipe.draw_arrays = nv40_draw_arrays;
  68         nv40->pipe.draw_elements = nv40_draw_elements;
  69         nv40->pipe.clear = nv40_clear;
  70         nv40->pipe.flush = nv40_flush;
  71
  72         nv40_init_query_functions(nv40);
  73         nv40_init_surface_functions(nv40);
  74         nv40_init_state_functions(nv40);
  75         nv40_init_miptree_functions(nv40);
  76
  77         /* Create, configure, and install fallback swtnl path */
  78         nv40->draw = draw_create();
  79         draw_wide_point_threshold(nv40->draw, 9999999.0);
  80         draw_wide_line_threshold(nv40->draw, 9999999.0);
  81         draw_enable_line_stipple(nv40->draw, FALSE);
  82         draw_enable_point_sprites(nv40->draw, FALSE);
  83         draw_set_rasterize_stage(nv40->draw, nv40_draw_render_stage(nv40));
  84
  85         return &nv40->pipe;
  86 }
  87