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 reserved slots (for auxiliary constants, immediates, etc.) */
  18 #define NVC0_MAX_PIPE_CONSTBUFS         14
  19
  20 #define NVC0_MAX_SURFACE_SLOTS 16
  21
  22 #define NVC0_MAX_VIEWPORTS 16
  23
  24 #define NVC0_MAX_BUFFERS 32
  25
  26
  27 struct nvc0_context;
  28
  29 struct nvc0_blitter;
  30
  31 struct nvc0_graph_state {
  32    bool flushed;
  33    bool rasterizer_discard;
  34    bool early_z_forced;
  35    bool prim_restart;
  36    uint32_t instance_elts; /* bitmask of per-instance elements */
  37    uint32_t instance_base;
  38    uint32_t constant_vbos;
  39    uint32_t constant_elts;
  40    int32_t index_bias;
  41    uint16_t scissor;
  42    bool flatshade;
  43    uint8_t patch_vertices;
  44    uint8_t vbo_mode; /* 0 = normal, 1 = translate, 3 = translate, forced */
  45    uint8_t num_vtxbufs;
  46    uint8_t num_vtxelts;
  47    uint8_t num_textures[6];
  48    uint8_t num_samplers[6];
  49    uint8_t tls_required; /* bitmask of shader types using l[] */
  50    uint8_t c14_bound; /* whether immediate array constbuf is bound */
  51    uint8_t clip_enable;
  52    uint32_t clip_mode;
  53    uint32_t uniform_buffer_bound[6];
  54    struct nvc0_transform_feedback_state *tfb;
  55    bool seamless_cube_map;
  56 };
  57
  58 struct nvc0_screen {
  59    struct nouveau_screen base;
  60
  61    struct nvc0_context *cur_ctx;
  62    struct nvc0_graph_state save_state;
  63
  64    int num_occlusion_queries_active;
  65
  66    struct nouveau_bo *text;
  67    struct nouveau_bo *parm;       /* for COMPUTE */
  68    struct nouveau_bo *uniform_bo;
  69    struct nouveau_bo *tls;
  70    struct nouveau_bo *txc; /* TIC (offset 0) and TSC (65536) */
  71    struct nouveau_bo *poly_cache;
  72
  73    uint8_t gpc_count;
  74    uint16_t mp_count;
  75    uint16_t mp_count_compute; /* magic reg can make compute use fewer MPs */
  76
  77    struct nouveau_heap *text_heap;
  78    struct nouveau_heap *lib_code; /* allocated from text_heap */
  79
  80    struct nvc0_blitter *blitter;
  81
  82    struct {
  83       void **entries;
  84       int next;
  85       uint32_t lock[NVC0_TIC_MAX_ENTRIES / 32];
  86       bool maxwell;
  87    } tic;
  88
  89    struct {
  90       void **entries;
  91       int next;
  92       uint32_t lock[NVC0_TSC_MAX_ENTRIES / 32];
  93    } tsc;
  94
  95    struct {
  96       struct nouveau_bo *bo;
  97       uint32_t *map;
  98    } fence;
  99
 100    struct {
 101       struct nvc0_program *prog; /* compute state object to read MP counters */
 102       struct nvc0_hw_sm_query *mp_counter[8]; /* counter to query allocation */
 103       uint8_t num_hw_sm_active[2];
 104       bool mp_counters_enabled;
 105    } pm;
 106
 107    struct nouveau_object *eng3d; /* sqrt(1/2)|kepler> + sqrt(1/2)|fermi> */
 108    struct nouveau_object *eng2d;
 109    struct nouveau_object *m2mf;
 110    struct nouveau_object *compute;
 111    struct nouveau_object *nvsw;
 112 };
 113
 114 static inline struct nvc0_screen *
 115 nvc0_screen(struct pipe_screen *screen)
 116 {
 117    return (struct nvc0_screen *)screen;
 118 }
 119
 120 int nvc0_screen_get_driver_query_info(struct pipe_screen *, unsigned,
 121                                       struct pipe_driver_query_info *);
 122
 123 int nvc0_screen_get_driver_query_group_info(struct pipe_screen *, unsigned,
 124                                             struct pipe_driver_query_group_info *);
 125
 126 bool nvc0_blitter_create(struct nvc0_screen *);
 127 void nvc0_blitter_destroy(struct nvc0_screen *);
 128
 129 void nvc0_screen_make_buffers_resident(struct nvc0_screen *);
 130
 131 int nvc0_screen_tic_alloc(struct nvc0_screen *, void *);
 132 int nvc0_screen_tsc_alloc(struct nvc0_screen *, void *);
 133
 134 int nve4_screen_compute_setup(struct nvc0_screen *, struct nouveau_pushbuf *);
 135 int nvc0_screen_compute_setup(struct nvc0_screen *, struct nouveau_pushbuf *);
 136
 137 bool nvc0_screen_resize_tls_area(struct nvc0_screen *, uint32_t lpos,
 138                                  uint32_t lneg, uint32_t cstack);
 139
 140 static inline void
 141 nvc0_resource_fence(struct nv04_resource *res, uint32_t flags)
 142 {
 143    struct nvc0_screen *screen = nvc0_screen(res->base.screen);
 144
 145    if (res->mm) {
 146       nouveau_fence_ref(screen->base.fence.current, &res->fence);
 147       if (flags & NOUVEAU_BO_WR)
 148          nouveau_fence_ref(screen->base.fence.current, &res->fence_wr);
 149    }
 150 }
 151
 152 static inline void
 153 nvc0_resource_validate(struct nv04_resource *res, uint32_t flags)
 154 {
 155    if (likely(res->bo)) {
 156       if (flags & NOUVEAU_BO_WR)
 157          res->status |= NOUVEAU_BUFFER_STATUS_GPU_WRITING |
 158             NOUVEAU_BUFFER_STATUS_DIRTY;
 159       if (flags & NOUVEAU_BO_RD)
 160          res->status |= NOUVEAU_BUFFER_STATUS_GPU_READING;
 161
 162       nvc0_resource_fence(res, flags);
 163    }
 164 }
 165
 166 struct nvc0_format {
 167    uint32_t rt;
 168    struct {
 169       unsigned format:7;
 170       unsigned type_r:3;
 171       unsigned type_g:3;
 172       unsigned type_b:3;
 173       unsigned type_a:3;
 174       unsigned src_x:3;
 175       unsigned src_y:3;
 176       unsigned src_z:3;
 177       unsigned src_w:3;
 178    } tic;
 179    uint32_t usage;
 180 };
 181
 182 struct nvc0_vertex_format {
 183    uint32_t vtx;
 184    uint32_t usage;
 185 };
 186
 187 extern const struct nvc0_format nvc0_format_table[];
 188 extern const struct nvc0_vertex_format nvc0_vertex_format[];
 189
 190 static inline void
 191 nvc0_screen_tic_unlock(struct nvc0_screen *screen, struct nv50_tic_entry *tic)
 192 {
 193    if (tic->id >= 0)
 194       screen->tic.lock[tic->id / 32] &= ~(1 << (tic->id % 32));
 195 }
 196
 197 static inline void
 198 nvc0_screen_tsc_unlock(struct nvc0_screen *screen, struct nv50_tsc_entry *tsc)
 199 {
 200    if (tsc->id >= 0)
 201       screen->tsc.lock[tsc->id / 32] &= ~(1 << (tsc->id % 32));
 202 }
 203
 204 static inline void
 205 nvc0_screen_tic_free(struct nvc0_screen *screen, struct nv50_tic_entry *tic)
 206 {
 207    if (tic->id >= 0) {
 208       screen->tic.entries[tic->id] = NULL;
 209       screen->tic.lock[tic->id / 32] &= ~(1 << (tic->id % 32));
 210    }
 211 }
 212
 213 static inline void
 214 nvc0_screen_tsc_free(struct nvc0_screen *screen, struct nv50_tsc_entry *tsc)
 215 {
 216    if (tsc->id >= 0) {
 217       screen->tsc.entries[tsc->id] = NULL;
 218       screen->tsc.lock[tsc->id / 32] &= ~(1 << (tsc->id % 32));
 219    }
 220 }
 221
 222 #endif