src/gallium/drivers/nouveau/nouveau_screen.h

   1 #ifndef __NOUVEAU_SCREEN_H__
   2 #define __NOUVEAU_SCREEN_H__
   3
   4 #include "pipe/p_screen.h"
   5 #include "util/u_memory.h"
   6
   7 typedef uint32_t u32;
   8 typedef uint16_t u16;
   9
  10 extern int nouveau_mesa_debug;
  11
  12 struct nouveau_bo;
  13
  14 struct nouveau_screen {
  15         struct pipe_screen base;
  16         struct nouveau_device *device;
  17         struct nouveau_object *channel;
  18         struct nouveau_client *client;
  19         struct nouveau_pushbuf *pushbuf;
  20
  21         unsigned vidmem_bindings; /* PIPE_BIND_* where VRAM placement is desired */
  22         unsigned sysmem_bindings; /* PIPE_BIND_* where GART placement is desired */
  23         unsigned lowmem_bindings; /* PIPE_BIND_* that require an address < 4 GiB */
  24         /*
  25          * For bindings with (vidmem & sysmem) bits set, PIPE_USAGE_* decides
  26          * placement.
  27          */
  28
  29         uint16_t class_3d;
  30
  31         struct {
  32                 struct nouveau_fence *head;
  33                 struct nouveau_fence *tail;
  34                 struct nouveau_fence *current;
  35                 u32 sequence;
  36                 u32 sequence_ack;
  37                 void (*emit)(struct pipe_screen *, u32 *sequence);
  38                 u32  (*update)(struct pipe_screen *);
  39         } fence;
  40
  41         struct nouveau_mman *mm_VRAM;
  42         struct nouveau_mman *mm_GART;
  43
  44         int64_t cpu_gpu_time_delta;
  45
  46         boolean hint_buf_keep_sysmem_copy;
  47 };
  48
  49 static INLINE struct nouveau_screen *
  50 nouveau_screen(struct pipe_screen *pscreen)
  51 {
  52         return (struct nouveau_screen *)pscreen;
  53 }
  54
  55 boolean
  56 nouveau_screen_bo_get_handle(struct pipe_screen *pscreen,
  57                              struct nouveau_bo *bo,
  58                              unsigned stride,
  59                              struct winsys_handle *whandle);
  60 struct nouveau_bo *
  61 nouveau_screen_bo_from_handle(struct pipe_screen *pscreen,
  62                               struct winsys_handle *whandle,
  63                               unsigned *out_stride);
  64
  65
  66 int nouveau_screen_init(struct nouveau_screen *, struct nouveau_device *);
  67 void nouveau_screen_fini(struct nouveau_screen *);
  68
  69 void nouveau_screen_init_vdec(struct nouveau_screen *);
  70
  71 #endif