src/gallium/drivers/nouveau/nouveau_push.h

   1 #ifndef __NOUVEAU_PUSH_H__
   2 #define __NOUVEAU_PUSH_H__
   3
   4 #include "nouveau/nouveau_winsys.h"
   5
   6 #ifndef NOUVEAU_PUSH_CONTEXT
   7 #error undefined push context
   8 #endif
   9
  10 #define OUT_RING(data) do {                                                    \
  11         NOUVEAU_PUSH_CONTEXT(pc);                                              \
  12         (*pc->base.channel->pushbuf->cur++) = (data);                          \
  13 } while(0)
  14
  15 #define OUT_RINGp(src,size) do {                                               \
  16         NOUVEAU_PUSH_CONTEXT(pc);                                              \
  17         memcpy(pc->base.channel->pushbuf->cur, (src), (size) * 4);             \
  18         pc->base.channel->pushbuf->cur += (size);                              \
  19 } while(0)
  20
  21 #define OUT_RINGf(data) do {                                                   \
  22         union { float v; uint32_t u; } c;                                      \
  23         c.v = (data);                                                          \
  24         OUT_RING(c.u);                                                         \
  25 } while(0)
  26
  27 #define BEGIN_RING(obj,mthd,size) do {                                         \
  28         NOUVEAU_PUSH_CONTEXT(pc);                                              \
  29         struct nouveau_channel *chan = pc->base.channel;                       \
  30         if (chan->pushbuf->remaining < ((size) + 1))                           \
  31                 nouveau_pushbuf_flush(chan, ((size) + 1));                     \
  32         OUT_RING((pc->obj->subc << 13) | ((size) << 18) | (mthd));             \
  33         chan->pushbuf->remaining -= ((size) + 1);                              \
  34 } while(0)
  35
  36 #define BEGIN_RING_NI(obj,mthd,size) do {                                      \
  37         BEGIN_RING(obj, (mthd) | 0x40000000, (size));                          \
  38 } while(0)
  39
  40 static inline void
  41 DO_FIRE_RING(struct nouveau_channel *chan, struct pipe_fence_handle **fence)
  42 {
  43         nouveau_pushbuf_flush(chan, 0);
  44         if (fence)
  45                 *fence = NULL;
  46 }
  47
  48 #define FIRE_RING(fence) do {                                                  \
  49         NOUVEAU_PUSH_CONTEXT(pc);                                              \
  50         DO_FIRE_RING(pc->base.channel, fence);                                 \
  51 } while(0)
  52
  53 #define OUT_RELOC(bo,data,flags,vor,tor) do {                                  \
  54         NOUVEAU_PUSH_CONTEXT(pc);                                              \
  55         struct nouveau_channel *chan = pc->base.channel;                       \
  56         nouveau_pushbuf_emit_reloc(chan, chan->pushbuf->cur++, nouveau_bo(bo), \
  57                                    (data), 0, (flags), (vor), (tor));          \
  58 } while(0)
  59
  60 /* Raw data + flags depending on FB/TT buffer */
  61 #define OUT_RELOCd(bo,data,flags,vor,tor) do {                                 \
  62         OUT_RELOC((bo), (data), (flags) | NOUVEAU_BO_OR, (vor), (tor));        \
  63 } while(0)
  64
  65 /* FB/TT object handle */
  66 #define OUT_RELOCo(bo,flags) do {                                              \
  67         OUT_RELOC((bo), 0, (flags) | NOUVEAU_BO_OR,                            \
  68                   pc->base.channel->vram->handle,                              \
  69                   pc->base.channel->gart->handle);                             \
  70 } while(0)
  71
  72 /* Low 32-bits of offset */
  73 #define OUT_RELOCl(bo,delta,flags) do {                                        \
  74         OUT_RELOC((bo), (delta), (flags) | NOUVEAU_BO_LOW, 0, 0);              \
  75 } while(0)
  76
  77 /* High 32-bits of offset */
  78 #define OUT_RELOCh(bo,delta,flags) do {                                        \
  79         OUT_RELOC((bo), (delta), (flags) | NOUVEAU_BO_HIGH, 0, 0);             \
  80 } while(0)
  81
  82 /* A reloc which'll recombine into a NV_DMA_METHOD packet header */
  83 #define OUT_RELOCm(bo, flags, obj, mthd, size) do {                            \
  84         NOUVEAU_PUSH_CONTEXT(pc);                                              \
  85         struct nouveau_channel *chan = pc->base.channel;                       \
  86         if (chan->pushbuf->remaining < ((size) + 1))                           \
  87                 nouveau_pushbuf_flush(chan, ((size) + 1));                     \
  88         OUT_RELOCd((bo), (pc->obj->subc << 13) | ((size) << 18) | (mthd),      \
  89                    (flags), 0, 0);                                             \
  90         chan->pushbuf->remaining -= ((size) + 1);                              \
  91 } while(0)
  92
  93 #endif