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 #define NVC0_MAX_IMAGES 8
  27
  28 struct nvc0_context;
  29
  30 struct nvc0_blitter;
  31
  32 struct nvc0_graph_state {
  33    bool flushed;
  34    bool rasterizer_discard;
  35    bool early_z_forced;
  36    bool prim_restart;
  37    uint32_t instance_elts; /* bitmask of per-instance elements */
  38    uint32_t instance_base;
  39    uint32_t constant_vbos;
  40    uint32_t constant_elts;
  41    int32_t index_bias;
  42    uint16_t scissor;
  43    bool flatshade;
  44    uint8_t patch_vertices;
  45    uint8_t vbo_mode; /* 0 = normal, 1 = translate, 3 = translate, forced */
  46    uint8_t num_vtxbufs;
  47    uint8_t num_vtxelts;
  48    uint8_t num_textures[6];
  49    uint8_t num_samplers[6];
  50    uint8_t tls_required; /* bitmask of shader types using l[] */
  51    uint8_t c14_bound; /* whether immediate array constbuf is bound */
  52    uint8_t clip_enable;
  53    uint32_t clip_mode;
  54    uint32_t uniform_buffer_bound[6];
  55    struct nvc0_transform_feedback_state *tfb;
  56    bool seamless_cube_map;
  57 };
  58
  59 struct nvc0_screen {
  60    struct nouveau_screen base;
  61
  62    struct nvc0_context *cur_ctx;
  63    struct nvc0_graph_state save_state;
  64
  65    int num_occlusion_queries_active;
  66
  67    struct nouveau_bo *text;
  68    struct nouveau_bo *parm;       /* for COMPUTE */
  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 {
  84       void **entries;
  85       int next;
  86       uint32_t lock[NVC0_TIC_MAX_ENTRIES / 32];
  87       bool maxwell;
  88    } tic;
  89
  90    struct {
  91       void **entries;
  92       int next;
  93       uint32_t lock[NVC0_TSC_MAX_ENTRIES / 32];
  94    } tsc;
  95
  96    struct {
  97       struct nouveau_bo *bo;
  98       uint32_t *map;
  99    } fence;
 100
 101    struct {
 102       struct nvc0_program *prog; /* compute state object to read MP counters */
 103       struct nvc0_hw_sm_query *mp_counter[8]; /* counter to query allocation */
 104       uint8_t num_hw_sm_active[2];
 105       bool mp_counters_enabled;
 106    } pm;
 107
 108    struct nouveau_object *eng3d; /* sqrt(1/2)|kepler> + sqrt(1/2)|fermi> */
 109    struct nouveau_object *eng2d;
 110    struct nouveau_object *m2mf;
 111    struct nouveau_object *compute;
 112    struct nouveau_object *nvsw;
 113 };
 114
 115 static inline struct nvc0_screen *
 116 nvc0_screen(struct pipe_screen *screen)
 117 {
 118    return (struct nvc0_screen *)screen;
 119 }
 120
 121 int nvc0_screen_get_driver_query_info(struct pipe_screen *, unsigned,
 122                                       struct pipe_driver_query_info *);
 123
 124 int nvc0_screen_get_driver_query_group_info(struct pipe_screen *, unsigned,
 125                                             struct pipe_driver_query_group_info *);
 126
 127 bool nvc0_blitter_create(struct nvc0_screen *);
 128 void nvc0_blitter_destroy(struct nvc0_screen *);
 129
 130 void nvc0_screen_make_buffers_resident(struct nvc0_screen *);
 131
 132 int nvc0_screen_tic_alloc(struct nvc0_screen *, void *);
 133 int nvc0_screen_tsc_alloc(struct nvc0_screen *, void *);
 134
 135 int nve4_screen_compute_setup(struct nvc0_screen *, struct nouveau_pushbuf *);
 136 int nvc0_screen_compute_setup(struct nvc0_screen *, struct nouveau_pushbuf *);
 137
 138 bool nvc0_screen_resize_tls_area(struct nvc0_screen *, uint32_t lpos,
 139                                  uint32_t lneg, uint32_t cstack);
 140
 141 static inline void
 142 nvc0_resource_fence(struct nv04_resource *res, uint32_t flags)
 143 {
 144    struct nvc0_screen *screen = nvc0_screen(res->base.screen);
 145
 146    if (res->mm) {
 147       nouveau_fence_ref(screen->base.fence.current, &res->fence);
 148       if (flags & NOUVEAU_BO_WR)
 149          nouveau_fence_ref(screen->base.fence.current, &res->fence_wr);
 150    }
 151 }
 152
 153 static inline void
 154 nvc0_resource_validate(struct nv04_resource *res, uint32_t flags)
 155 {
 156    if (likely(res->bo)) {
 157       if (flags & NOUVEAU_BO_WR)
 158          res->status |= NOUVEAU_BUFFER_STATUS_GPU_WRITING |
 159             NOUVEAU_BUFFER_STATUS_DIRTY;
 160       if (flags & NOUVEAU_BO_RD)
 161          res->status |= NOUVEAU_BUFFER_STATUS_GPU_READING;
 162
 163       nvc0_resource_fence(res, flags);
 164    }
 165 }
 166
 167 struct nvc0_format {
 168    uint32_t rt;
 169    struct {
 170       unsigned format:7;
 171       unsigned type_r:3;
 172       unsigned type_g:3;
 173       unsigned type_b:3;
 174       unsigned type_a:3;
 175       unsigned src_x:3;
 176       unsigned src_y:3;
 177       unsigned src_z:3;
 178       unsigned src_w:3;
 179    } tic;
 180    uint32_t usage;
 181 };
 182
 183 struct nvc0_vertex_format {
 184    uint32_t vtx;
 185    uint32_t usage;
 186 };
 187
 188 extern const struct nvc0_format nvc0_format_table[];
 189 extern const struct nvc0_vertex_format nvc0_vertex_format[];
 190
 191 static inline void
 192 nvc0_screen_tic_unlock(struct nvc0_screen *screen, struct nv50_tic_entry *tic)
 193 {
 194    if (tic->id >= 0)
 195       screen->tic.lock[tic->id / 32] &= ~(1 << (tic->id % 32));
 196 }
 197
 198 static inline void
 199 nvc0_screen_tsc_unlock(struct nvc0_screen *screen, struct nv50_tsc_entry *tsc)
 200 {
 201    if (tsc->id >= 0)
 202       screen->tsc.lock[tsc->id / 32] &= ~(1 << (tsc->id % 32));
 203 }
 204
 205 static inline void
 206 nvc0_screen_tic_free(struct nvc0_screen *screen, struct nv50_tic_entry *tic)
 207 {
 208    if (tic->id >= 0) {
 209       screen->tic.entries[tic->id] = NULL;
 210       screen->tic.lock[tic->id / 32] &= ~(1 << (tic->id % 32));
 211    }
 212 }
 213
 214 static inline void
 215 nvc0_screen_tsc_free(struct nvc0_screen *screen, struct nv50_tsc_entry *tsc)
 216 {
 217    if (tsc->id >= 0) {
 218       screen->tsc.entries[tsc->id] = NULL;
 219       screen->tsc.lock[tsc->id / 32] &= ~(1 << (tsc->id % 32));
 220    }
 221 }
 222
 223 #endif