src/gallium/drivers/nvc0/nvc0_screen.h

   1 #ifndef __NVC0_SCREEN_H__
   2 #define __NVC0_SCREEN_H__
   3
   4 #define NOUVEAU_NVC0
   5 #include "nouveau/nouveau_screen.h"
   6 #undef NOUVEAU_NVC0
   7 #include "nvc0_winsys.h"
   8 #include "nvc0_stateobj.h"
   9
  10 #define NVC0_TIC_MAX_ENTRIES 2048
  11 #define NVC0_TSC_MAX_ENTRIES 2048
  12
  13 struct nvc0_context;
  14 struct nvc0_fence;
  15
  16 struct nvc0_screen {
  17    struct nouveau_screen base;
  18    struct nouveau_winsys *nvws;
  19
  20    struct nvc0_context *cur_ctx;
  21
  22    struct nouveau_bo *text;
  23    struct nouveau_bo *uniforms;
  24    struct nouveau_bo *tls;
  25    struct nouveau_bo *txc; /* TIC (offset 0) and TSC (65536) */
  26    struct nouveau_bo *mp_stack_bo;
  27
  28    uint64_t tls_size;
  29
  30    struct nouveau_resource *text_heap;
  31
  32    struct {
  33       void **entries;
  34       int next;
  35       uint32_t lock[NVC0_TIC_MAX_ENTRIES / 32];
  36    } tic;
  37
  38    struct {
  39       void **entries;
  40       int next;
  41       uint32_t lock[NVC0_TSC_MAX_ENTRIES / 32];
  42    } tsc;
  43
  44    struct {
  45       uint32_t *map;
  46       struct nvc0_fence *head;
  47       struct nvc0_fence *tail;
  48       struct nvc0_fence *current;
  49       uint32_t sequence;
  50       uint32_t sequence_ack;
  51       struct nouveau_bo *bo;
  52    } fence;
  53 };
  54
  55 static INLINE struct nvc0_screen *
  56 nvc0_screen(struct pipe_screen *screen)
  57 {
  58    return (struct nvc0_screen *)screen;
  59 }
  60
  61 void nvc0_screen_make_buffers_resident(struct nvc0_screen *);
  62
  63 int nvc0_screen_tic_alloc(struct nvc0_screen *, void *);
  64 int nvc0_screen_tsc_alloc(struct nvc0_screen *, void *);
  65
  66 boolean
  67 nvc0_screen_fence_new(struct nvc0_screen *, struct nvc0_fence **, boolean emit);
  68
  69 struct nvc0_format {
  70    uint32_t rt;
  71    uint32_t tic;
  72    uint32_t vtx;
  73    uint32_t usage;
  74 };
  75
  76 extern const struct nvc0_format nvc0_format_table[];
  77
  78 static INLINE void
  79 nvc0_screen_tic_unlock(struct nvc0_screen *screen, struct nvc0_tic_entry *tic)
  80 {
  81    if (tic->id >= 0)
  82       screen->tic.lock[tic->id / 32] &= ~(1 << (tic->id % 32));
  83 }
  84
  85 static INLINE void
  86 nvc0_screen_tsc_unlock(struct nvc0_screen *screen, struct nvc0_tsc_entry *tsc)
  87 {
  88    if (tsc->id >= 0)
  89       screen->tsc.lock[tsc->id / 32] &= ~(1 << (tsc->id % 32));
  90 }
  91
  92 static INLINE void
  93 nvc0_screen_tic_free(struct nvc0_screen *screen, struct nvc0_tic_entry *tic)
  94 {
  95    if (tic->id >= 0) {
  96       screen->tic.entries[tic->id] = NULL;
  97       screen->tic.lock[tic->id / 32] &= ~(1 << (tic->id % 32));
  98    }
  99 }
 100
 101 static INLINE void
 102 nvc0_screen_tsc_free(struct nvc0_screen *screen, struct nvc0_tsc_entry *tsc)
 103 {
 104    if (tsc->id >= 0) {
 105       screen->tsc.entries[tsc->id] = NULL;
 106       screen->tsc.lock[tsc->id / 32] &= ~(1 << (tsc->id % 32));
 107    }
 108 }
 109
 110 #endif