src/gallium/drivers/nouveau/nouveau_winsys.h

   1 #ifndef NOUVEAU_WINSYS_H
   2 #define NOUVEAU_WINSYS_H
   3
   4 #include <stdint.h>
   5 #include <inttypes.h>
   6
   7 #include "pipe/p_defines.h"
   8
   9 #include <nouveau.h>
  10
  11 #ifndef NV04_PFIFO_MAX_PACKET_LEN
  12 #define NV04_PFIFO_MAX_PACKET_LEN 2047
  13 #endif
  14
  15 #define NOUVEAU_MIN_BUFFER_MAP_ALIGN      64
  16 #define NOUVEAU_MIN_BUFFER_MAP_ALIGN_MASK (NOUVEAU_MIN_BUFFER_MAP_ALIGN - 1)
  17
  18 static INLINE uint32_t
  19 PUSH_AVAIL(struct nouveau_pushbuf *push)
  20 {
  21    return push->end - push->cur;
  22 }
  23
  24 static INLINE bool
  25 PUSH_SPACE(struct nouveau_pushbuf *push, uint32_t size)
  26 {
  27    if (PUSH_AVAIL(push) < size)
  28       return nouveau_pushbuf_space(push, size, 0, 0) == 0;
  29    return true;
  30 }
  31
  32 static INLINE void
  33 PUSH_DATA(struct nouveau_pushbuf *push, uint32_t data)
  34 {
  35    *push->cur++ = data;
  36 }
  37
  38 static INLINE void
  39 PUSH_DATAp(struct nouveau_pushbuf *push, const void *data, uint32_t size)
  40 {
  41    memcpy(push->cur, data, size * 4);
  42    push->cur += size;
  43 }
  44
  45 static INLINE void
  46 PUSH_DATAf(struct nouveau_pushbuf *push, float f)
  47 {
  48    union { float f; uint32_t i; } u;
  49    u.f = f;
  50    PUSH_DATA(push, u.i);
  51 }
  52
  53 static INLINE void
  54 PUSH_KICK(struct nouveau_pushbuf *push)
  55 {
  56    nouveau_pushbuf_kick(push, push->channel);
  57 }
  58
  59
  60 #define NOUVEAU_RESOURCE_FLAG_LINEAR   (PIPE_RESOURCE_FLAG_DRV_PRIV << 0)
  61 #define NOUVEAU_RESOURCE_FLAG_DRV_PRIV (PIPE_RESOURCE_FLAG_DRV_PRIV << 1)
  62
  63 static INLINE uint32_t
  64 nouveau_screen_transfer_flags(unsigned pipe)
  65 {
  66         uint32_t flags = 0;
  67
  68         if (!(pipe & PIPE_TRANSFER_UNSYNCHRONIZED)) {
  69                 if (pipe & PIPE_TRANSFER_READ)
  70                         flags |= NOUVEAU_BO_RD;
  71                 if (pipe & PIPE_TRANSFER_WRITE)
  72                         flags |= NOUVEAU_BO_WR;
  73                 if (pipe & PIPE_TRANSFER_DONTBLOCK)
  74                         flags |= NOUVEAU_BO_NOBLOCK;
  75         }
  76
  77         return flags;
  78 }
  79
  80 extern struct pipe_screen *
  81 nv30_screen_create(struct nouveau_device *);
  82
  83 extern struct pipe_screen *
  84 nv50_screen_create(struct nouveau_device *);
  85
  86 extern struct pipe_screen *
  87 nvc0_screen_create(struct nouveau_device *);
  88
  89 #endif