src/gallium/drivers/nouveau/nvc0/nvc0_screen.h

   1 #ifndef __NVC0_SCREEN_H__
   2 #define __NVC0_SCREEN_H__
   3
   4 #include "nouveau_screen.h"
   5 #include "nouveau_mm.h"
   6 #include "nouveau_fence.h"
   7 #include "nouveau_heap.h"
   8
   9 #include "nv_object.xml.h"
  10
  11 #include "nvc0/nvc0_winsys.h"
  12 #include "nvc0/nvc0_stateobj.h"
  13
  14 #define NVC0_TIC_MAX_ENTRIES 2048
  15 #define NVC0_TSC_MAX_ENTRIES 2048
  16
  17 /* doesn't count driver-reserved slot */
  18 #define NVC0_MAX_PIPE_CONSTBUFS         15
  19
  20 #define NVC0_MAX_SURFACE_SLOTS 16
  21
  22 #define NVC0_MAX_VIEWPORTS 16
  23
  24 #define NVC0_MAX_BUFFERS 32
  25
  26 #define NVC0_MAX_IMAGES 8
  27
  28 #define NVC0_MAX_WINDOW_RECTANGLES 8
  29
  30 struct nvc0_context;
  31
  32 struct nvc0_blitter;
  33
  34 struct nvc0_graph_state {
  35    bool flushed;
  36    bool rasterizer_discard;
  37    bool early_z_forced;
  38    bool prim_restart;
  39    uint32_t instance_elts; /* bitmask of per-instance elements */
  40    uint32_t instance_base;
  41    uint32_t constant_vbos;
  42    uint32_t constant_elts;
  43    int32_t index_bias;
  44    uint16_t scissor;
  45    bool flatshade;
  46    uint8_t patch_vertices;
  47    uint8_t vbo_mode; /* 0 = normal, 1 = translate, 3 = translate, forced */
  48    uint8_t num_vtxbufs;
  49    uint8_t num_vtxelts;
  50    uint8_t num_textures[6];
  51    uint8_t num_samplers[6];
  52    uint8_t tls_required; /* bitmask of shader types using l[] */
  53    uint8_t clip_enable;
  54    uint32_t clip_mode;
  55    uint32_t uniform_buffer_bound[6];
  56    struct nvc0_transform_feedback_state *tfb;
  57    bool seamless_cube_map;
  58 };
  59
  60 struct nvc0_screen {
  61    struct nouveau_screen base;
  62
  63    struct nvc0_context *cur_ctx;
  64    struct nvc0_graph_state save_state;
  65
  66    int num_occlusion_queries_active;
  67
  68    struct nouveau_bo *text;
  69    struct nouveau_bo *uniform_bo;
  70    struct nouveau_bo *tls;
  71    struct nouveau_bo *txc; /* TIC (offset 0) and TSC (65536) */
  72    struct nouveau_bo *poly_cache;
  73
  74    uint8_t gpc_count;
  75    uint16_t mp_count;
  76    uint16_t mp_count_compute; /* magic reg can make compute use fewer MPs */
  77
  78    struct nouveau_heap *text_heap;
  79    struct nouveau_heap *lib_code; /* allocated from text_heap */
  80
  81    struct nvc0_blitter *blitter;
  82
  83    struct nv50_tsc_entry *default_tsc;
  84
  85    struct {
  86       void **entries;
  87       int next;
  88       uint32_t lock[NVC0_TIC_MAX_ENTRIES / 32];
  89       bool maxwell;
  90    } tic;
  91
  92    struct {
  93       void **entries;
  94       int next;
  95       uint32_t lock[NVC0_TSC_MAX_ENTRIES / 32];
  96    } tsc;
  97
  98    struct {
  99       struct nouveau_bo *bo;
 100       uint32_t *map;
 101    } fence;
 102
 103    struct {
 104       struct nvc0_program *prog; /* compute state object to read MP counters */
 105       struct nvc0_hw_sm_query *mp_counter[8]; /* counter to query allocation */
 106       uint8_t num_hw_sm_active[2];
 107       bool mp_counters_enabled;
 108    } pm;
 109
 110    struct nouveau_object *eng3d; /* sqrt(1/2)|kepler> + sqrt(1/2)|fermi> */
 111    struct nouveau_object *eng2d;
 112    struct nouveau_object *m2mf;
 113    struct nouveau_object *compute;
 114    struct nouveau_object *nvsw;
 115 };
 116
 117 static inline struct nvc0_screen *
 118 nvc0_screen(struct pipe_screen *screen)
 119 {
 120    return (struct nvc0_screen *)screen;
 121 }
 122
 123 int nvc0_screen_get_driver_query_info(struct pipe_screen *, unsigned,
 124                                       struct pipe_driver_query_info *);
 125
 126 int nvc0_screen_get_driver_query_group_info(struct pipe_screen *, unsigned,
 127                                             struct pipe_driver_query_group_info *);
 128
 129 bool nvc0_blitter_create(struct nvc0_screen *);
 130 void nvc0_blitter_destroy(struct nvc0_screen *);
 131
 132 void nvc0_screen_make_buffers_resident(struct nvc0_screen *);
 133
 134 int nvc0_screen_tic_alloc(struct nvc0_screen *, void *);
 135 int nvc0_screen_tsc_alloc(struct nvc0_screen *, void *);
 136
 137 int nve4_screen_compute_setup(struct nvc0_screen *, struct nouveau_pushbuf *);
 138 int nvc0_screen_compute_setup(struct nvc0_screen *, struct nouveau_pushbuf *);
 139
 140 int nvc0_screen_resize_text_area(struct nvc0_screen *, uint64_t);
 141
 142 static inline void
 143 nvc0_resource_fence(struct nv04_resource *res, uint32_t flags)
 144 {
 145    struct nvc0_screen *screen = nvc0_screen(res->base.screen);
 146
 147    if (res->mm) {
 148       nouveau_fence_ref(screen->base.fence.current, &res->fence);
 149       if (flags & NOUVEAU_BO_WR)
 150          nouveau_fence_ref(screen->base.fence.current, &res->fence_wr);
 151    }
 152 }
 153
 154 static inline void
 155 nvc0_resource_validate(struct nv04_resource *res, uint32_t flags)
 156 {
 157    if (likely(res->bo)) {
 158       if (flags & NOUVEAU_BO_WR)
 159          res->status |= NOUVEAU_BUFFER_STATUS_GPU_WRITING |
 160             NOUVEAU_BUFFER_STATUS_DIRTY;
 161       if (flags & NOUVEAU_BO_RD)
 162          res->status |= NOUVEAU_BUFFER_STATUS_GPU_READING;
 163
 164       nvc0_resource_fence(res, flags);
 165    }
 166 }
 167
 168 struct nvc0_format {
 169    uint32_t rt;
 170    struct {
 171       unsigned format:7;
 172       unsigned type_r:3;
 173       unsigned type_g:3;
 174       unsigned type_b:3;
 175       unsigned type_a:3;
 176       unsigned src_x:3;
 177       unsigned src_y:3;
 178       unsigned src_z:3;
 179       unsigned src_w:3;
 180    } tic;
 181    uint32_t usage;
 182 };
 183
 184 struct nvc0_vertex_format {
 185    uint32_t vtx;
 186    uint32_t usage;
 187 };
 188
 189 extern const struct nvc0_format nvc0_format_table[];
 190 extern const struct nvc0_vertex_format nvc0_vertex_format[];
 191
 192 static inline void
 193 nvc0_screen_tic_unlock(struct nvc0_screen *screen, struct nv50_tic_entry *tic)
 194 {
 195    if (tic->id >= 0)
 196       screen->tic.lock[tic->id / 32] &= ~(1 << (tic->id % 32));
 197 }
 198
 199 static inline void
 200 nvc0_screen_tsc_unlock(struct nvc0_screen *screen, struct nv50_tsc_entry *tsc)
 201 {
 202    if (tsc->id >= 0)
 203       screen->tsc.lock[tsc->id / 32] &= ~(1 << (tsc->id % 32));
 204 }
 205
 206 static inline void
 207 nvc0_screen_tic_free(struct nvc0_screen *screen, struct nv50_tic_entry *tic)
 208 {
 209    if (tic->id >= 0) {
 210       screen->tic.entries[tic->id] = NULL;
 211       screen->tic.lock[tic->id / 32] &= ~(1 << (tic->id % 32));
 212    }
 213 }
 214
 215 static inline void
 216 nvc0_screen_tsc_free(struct nvc0_screen *screen, struct nv50_tsc_entry *tsc)
 217 {
 218    if (tsc->id >= 0) {
 219       screen->tsc.entries[tsc->id] = NULL;
 220       screen->tsc.lock[tsc->id / 32] &= ~(1 << (tsc->id % 32));
 221    }
 222 }
 223
 224 #endif