src/gallium/drivers/nv50/nv50_screen.h

   1 #ifndef __NV50_SCREEN_H__
   2 #define __NV50_SCREEN_H__
   3
   4 #define NOUVEAU_NVC0
   5 #include "nouveau/nouveau_screen.h"
   6 #include "nouveau/nouveau_fence.h"
   7 #include "nouveau/nouveau_mm.h"
   8 #undef NOUVEAU_NVC0
   9 #include "nv50_winsys.h"
  10 #include "nv50_stateobj.h"
  11
  12 #define NV50_TIC_MAX_ENTRIES 2048
  13 #define NV50_TSC_MAX_ENTRIES 2048
  14
  15 struct nv50_context;
  16
  17 #define NV50_CODE_BO_SIZE_LOG2 19
  18
  19 #define NV50_SCRATCH_SIZE (2 << 20)
  20 #define NV50_SCRATCH_NR_BUFFERS 2
  21
  22 struct nv50_screen {
  23    struct nouveau_screen base;
  24    struct nouveau_winsys *nvws;
  25
  26    struct nv50_context *cur_ctx;
  27
  28    struct nouveau_bo *code;
  29    struct nouveau_bo *uniforms;
  30    struct nouveau_bo *txc; /* TIC (offset 0) and TSC (65536) */
  31    struct nouveau_bo *stack_bo;
  32    struct nouveau_bo *tls_bo;
  33
  34    uint64_t tls_size;
  35
  36    struct nouveau_resource *vp_code_heap;
  37    struct nouveau_resource *gp_code_heap;
  38    struct nouveau_resource *fp_code_heap;
  39
  40    struct {
  41       void **entries;
  42       int next;
  43       uint32_t lock[NV50_TIC_MAX_ENTRIES / 32];
  44    } tic;
  45
  46    struct {
  47       void **entries;
  48       int next;
  49       uint32_t lock[NV50_TSC_MAX_ENTRIES / 32];
  50    } tsc;
  51
  52    struct {
  53       uint32_t *map;
  54       struct nouveau_bo *bo;
  55    } fence;
  56
  57    struct nouveau_notifier *sync;
  58
  59    struct nouveau_mman *mm_VRAM_fe0;
  60
  61    struct nouveau_grobj *tesla;
  62    struct nouveau_grobj *eng2d;
  63    struct nouveau_grobj *m2mf;
  64 };
  65
  66 static INLINE struct nv50_screen *
  67 nv50_screen(struct pipe_screen *screen)
  68 {
  69    return (struct nv50_screen *)screen;
  70 }
  71
  72 void nv50_screen_make_buffers_resident(struct nv50_screen *);
  73
  74 int nv50_screen_tic_alloc(struct nv50_screen *, void *);
  75 int nv50_screen_tsc_alloc(struct nv50_screen *, void *);
  76
  77 static INLINE void
  78 nv50_resource_fence(struct nv04_resource *res, uint32_t flags)
  79 {
  80    struct nv50_screen *screen = nv50_screen(res->base.screen);
  81
  82    if (res->mm) {
  83       nouveau_fence_ref(screen->base.fence.current, &res->fence);
  84
  85       if (flags & NOUVEAU_BO_WR)
  86          nouveau_fence_ref(screen->base.fence.current, &res->fence_wr);
  87    }
  88 }
  89
  90 static INLINE void
  91 nv50_resource_validate(struct nv04_resource *res, uint32_t flags)
  92 {
  93    struct nv50_screen *screen = nv50_screen(res->base.screen);
  94
  95    if (likely(res->bo)) {
  96       nouveau_bo_validate(screen->base.channel, res->bo, flags);
  97
  98       if (flags & NOUVEAU_BO_WR)
  99          res->status |= NOUVEAU_BUFFER_STATUS_GPU_WRITING;
 100       if (flags & NOUVEAU_BO_RD)
 101          res->status |= NOUVEAU_BUFFER_STATUS_GPU_READING;
 102
 103       nv50_resource_fence(res, flags);
 104    }
 105 }
 106
 107 struct nv50_format {
 108    uint32_t rt;
 109    uint32_t tic;
 110    uint32_t vtx;
 111    uint32_t usage;
 112 };
 113
 114 extern const struct nv50_format nv50_format_table[];
 115
 116 static INLINE void
 117 nv50_screen_tic_unlock(struct nv50_screen *screen, struct nv50_tic_entry *tic)
 118 {
 119    if (tic->id >= 0)
 120       screen->tic.lock[tic->id / 32] &= ~(1 << (tic->id % 32));
 121 }
 122
 123 static INLINE void
 124 nv50_screen_tsc_unlock(struct nv50_screen *screen, struct nv50_tsc_entry *tsc)
 125 {
 126    if (tsc->id >= 0)
 127       screen->tsc.lock[tsc->id / 32] &= ~(1 << (tsc->id % 32));
 128 }
 129
 130 static INLINE void
 131 nv50_screen_tic_free(struct nv50_screen *screen, struct nv50_tic_entry *tic)
 132 {
 133    if (tic->id >= 0) {
 134       screen->tic.entries[tic->id] = NULL;
 135       screen->tic.lock[tic->id / 32] &= ~(1 << (tic->id % 32));
 136    }
 137 }
 138
 139 static INLINE void
 140 nv50_screen_tsc_free(struct nv50_screen *screen, struct nv50_tsc_entry *tsc)
 141 {
 142    if (tsc->id >= 0) {
 143       screen->tsc.entries[tsc->id] = NULL;
 144       screen->tsc.lock[tsc->id / 32] &= ~(1 << (tsc->id % 32));
 145    }
 146 }
 147
 148 #endif