workbench/libs/mesa/src/gallium/drivers/nvc0/nvc0_winsys.h

   1
   2 #ifndef __NVC0_WINSYS_H__
   3 #define __NVC0_WINSYS_H__
   4
   5 #include <stdint.h>
   6 #include <unistd.h>
   7 #include "pipe/p_defines.h"
   8
   9 #include "nouveau/nouveau_bo.h"
  10 #include "nouveau/nouveau_channel.h"
  11 #include "nouveau/nouveau_grobj.h"
  12 #include "nouveau/nouveau_device.h"
  13 #include "nouveau/nouveau_resource.h"
  14 #include "nouveau/nouveau_pushbuf.h"
  15 #include "nouveau/nouveau_reloc.h"
  16
  17 #include "nvc0_resource.h" /* OUT_RESRC */
  18
  19 #ifndef NV04_PFIFO_MAX_PACKET_LEN
  20 #define NV04_PFIFO_MAX_PACKET_LEN 2047
  21 #endif
  22
  23 #define NVC0_SUBCH_3D 1
  24 #define NVC0_SUBCH_2D 2
  25 #define NVC0_SUBCH_MF 3
  26
  27 #define NVC0_MF_(n) NVC0_M2MF_##n
  28
  29 #define RING_3D(n) ((NVC0_SUBCH_3D << 13) | (NVC0_3D_##n >> 2))
  30 #define RING_2D(n) ((NVC0_SUBCH_2D << 13) | (NVC0_2D_##n >> 2))
  31 #define RING_MF(n) ((NVC0_SUBCH_MF << 13) | (NVC0_MF_(n) >> 2))
  32
  33 #define RING_3D_(m) ((NVC0_SUBCH_3D << 13) | ((m) >> 2))
  34 #define RING_2D_(m) ((NVC0_SUBCH_2D << 13) | ((m) >> 2))
  35 #define RING_MF_(m) ((NVC0_SUBCH_MF << 13) | ((m) >> 2))
  36
  37 #define RING_GR(gr, m) (((gr)->subc << 13) | ((m) >> 2))
  38
  39 int nouveau_pushbuf_flush(struct nouveau_channel *, unsigned min);
  40
  41 static inline uint32_t
  42 nouveau_bo_tile_layout(struct nouveau_bo *bo)
  43 {
  44    return bo->tile_flags & NOUVEAU_BO_TILE_LAYOUT_MASK;
  45 }
  46
  47 static INLINE void
  48 nouveau_bo_validate(struct nouveau_channel *chan,
  49                     struct nouveau_bo *bo, unsigned flags)
  50 {
  51    nouveau_reloc_emit(chan, NULL, 0, NULL, bo, 0, 0, flags, 0, 0);
  52 }
  53
  54 /* incremental methods */
  55 static INLINE void
  56 BEGIN_RING(struct nouveau_channel *chan, uint32_t mthd, unsigned size)
  57 {
  58    WAIT_RING(chan, size + 1);
  59    OUT_RING (chan, (0x2 << 28) | (size << 16) | mthd);
  60 }
  61
  62 /* non-incremental */
  63 static INLINE void
  64 BEGIN_RING_NI(struct nouveau_channel *chan, uint32_t mthd, unsigned size)
  65 {
  66    WAIT_RING(chan, size + 1);
  67    OUT_RING (chan, (0x6 << 28) | (size << 16) | mthd);
  68 }
  69
  70 /* increment-once */
  71 static INLINE void
  72 BEGIN_RING_1I(struct nouveau_channel *chan, uint32_t mthd, unsigned size)
  73 {
  74    WAIT_RING(chan, size + 1);
  75    OUT_RING (chan, (0xa << 28) | (size << 16) | mthd);
  76 }
  77
  78 /* inline-data */
  79 static INLINE void
  80 IMMED_RING(struct nouveau_channel *chan, uint32_t mthd, unsigned data)
  81 {
  82    WAIT_RING(chan, 1);
  83    OUT_RING (chan, (0x8 << 28) | (data << 16) | mthd);
  84 }
  85
  86 static INLINE int
  87 OUT_RESRCh(struct nouveau_channel *chan, struct nv04_resource *res,
  88            unsigned delta, unsigned flags)
  89 {
  90    return OUT_RELOCh(chan, res->bo, res->offset + delta, res->domain | flags);
  91 }
  92
  93 static INLINE int
  94 OUT_RESRCl(struct nouveau_channel *chan, struct nv04_resource *res,
  95            unsigned delta, unsigned flags)
  96 {
  97    if (flags & NOUVEAU_BO_WR)
  98       res->status |= NOUVEAU_BUFFER_STATUS_GPU_WRITING;
  99    return OUT_RELOCl(chan, res->bo, res->offset + delta, res->domain | flags);
 100 }
 101
 102 static INLINE void
 103 BIND_RING(struct nouveau_channel *chan, struct nouveau_grobj *gr, unsigned s)
 104 {
 105    struct nouveau_subchannel *subc = &gr->channel->subc[s];
 106
 107    assert(s < 8);
 108    if (subc->gr) {
 109       assert(subc->gr->bound != NOUVEAU_GROBJ_BOUND_EXPLICIT);
 110       subc->gr->bound = NOUVEAU_GROBJ_UNBOUND;
 111    }
 112    subc->gr = gr;
 113    subc->gr->subc = s;
 114    subc->gr->bound = NOUVEAU_GROBJ_BOUND_EXPLICIT;
 115
 116    BEGIN_RING(chan, RING_GR(gr, 0x0000), 1);
 117    OUT_RING  (chan, gr->grclass);
 118 }
 119
 120 #endif