src/gallium/winsys/nouveau/drm/nouveau_drm_winsys.c

   1 #include "pipe/p_context.h"
   2 #include "pipe/p_state.h"
   3 #include "util/u_format.h"
   4 #include "util/u_memory.h"
   5 #include "util/u_inlines.h"
   6
   7 #include "nouveau_drm_public.h"
   8
   9 #include "nouveau_drmif.h"
  10 #include "nouveau_channel.h"
  11 #include "nouveau_bo.h"
  12
  13 #include "nouveau/nouveau_winsys.h"
  14 #include "nouveau/nouveau_screen.h"
  15
  16 struct pipe_screen *
  17 nouveau_drm_screen_create(int fd)
  18 {
  19         struct nouveau_device *dev = NULL;
  20         struct pipe_screen *(*init)(struct nouveau_device *);
  21         int ret;
  22
  23         ret = nouveau_device_open_existing(&dev, 0, fd, 0);
  24         if (ret)
  25                 return NULL;
  26
  27         switch (dev->chipset & 0xf0) {
  28         case 0x30:
  29         case 0x40:
  30         case 0x60:
  31                 init = nvfx_screen_create;
  32                 break;
  33         case 0x50:
  34         case 0x80:
  35         case 0x90:
  36         case 0xa0:
  37                 init = nv50_screen_create;
  38                 break;
  39         case 0xc0:
  40         case 0xd0:
  41                 init = nvc0_screen_create;
  42                 break;
  43         default:
  44                 debug_printf("%s: unknown chipset nv%02x\n", __func__,
  45                              dev->chipset);
  46                 return NULL;
  47         }
  48
  49         return init(dev);
  50 }