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 #define NVE4_MAX_PIPE_CONSTBUFS_COMPUTE  7
  20
  21 #define NVC0_MAX_SURFACE_SLOTS 16
  22
  23 #define NVC0_MAX_VIEWPORTS 16
  24
  25
  26 struct nvc0_context;
  27
  28 struct nvc0_blitter;
  29
  30 struct nvc0_graph_state {
  31    bool flushed;
  32    bool rasterizer_discard;
  33    bool early_z_forced;
  34    bool prim_restart;
  35    uint32_t instance_elts; /* bitmask of per-instance elements */
  36    uint32_t instance_base;
  37    uint32_t constant_vbos;
  38    uint32_t constant_elts;
  39    int32_t index_bias;
  40    uint16_t scissor;
  41    uint8_t patch_vertices;
  42    uint8_t vbo_mode; /* 0 = normal, 1 = translate, 3 = translate, forced */
  43    uint8_t num_vtxbufs;
  44    uint8_t num_vtxelts;
  45    uint8_t num_textures[6];
  46    uint8_t num_samplers[6];
  47    uint8_t tls_required; /* bitmask of shader types using l[] */
  48    uint8_t c14_bound; /* whether immediate array constbuf is bound */
  49    uint8_t clip_enable;
  50    uint32_t clip_mode;
  51    uint32_t uniform_buffer_bound[5];
  52    struct nvc0_transform_feedback_state *tfb;
  53 };
  54
  55 struct nvc0_screen {
  56    struct nouveau_screen base;
  57
  58    struct nvc0_context *cur_ctx;
  59    struct nvc0_graph_state save_state;
  60
  61    int num_occlusion_queries_active;
  62
  63    struct nouveau_bo *text;
  64    struct nouveau_bo *parm;       /* for COMPUTE */
  65    struct nouveau_bo *uniform_bo; /* for 3D */
  66    struct nouveau_bo *tls;
  67    struct nouveau_bo *txc; /* TIC (offset 0) and TSC (65536) */
  68    struct nouveau_bo *poly_cache;
  69
  70    uint16_t mp_count;
  71    uint16_t mp_count_compute; /* magic reg can make compute use fewer MPs */
  72
  73    struct nouveau_heap *text_heap;
  74    struct nouveau_heap *lib_code; /* allocated from text_heap */
  75
  76    struct nvc0_blitter *blitter;
  77
  78    struct {
  79       void **entries;
  80       int next;
  81       uint32_t lock[NVC0_TIC_MAX_ENTRIES / 32];
  82    } tic;
  83
  84    struct {
  85       void **entries;
  86       int next;
  87       uint32_t lock[NVC0_TSC_MAX_ENTRIES / 32];
  88    } tsc;
  89
  90    struct {
  91       struct nouveau_bo *bo;
  92       uint32_t *map;
  93    } fence;
  94
  95    struct {
  96       struct nvc0_program *prog; /* compute state object to read MP counters */
  97       struct pipe_query *mp_counter[8]; /* counter to query allocation */
  98       uint8_t num_hw_sm_active[2];
  99       bool mp_counters_enabled;
 100    } pm;
 101
 102    struct nouveau_object *eng3d; /* sqrt(1/2)|kepler> + sqrt(1/2)|fermi> */
 103    struct nouveau_object *eng2d;
 104    struct nouveau_object *m2mf;
 105    struct nouveau_object *compute;
 106    struct nouveau_object *nvsw;
 107 };
 108
 109 static inline struct nvc0_screen *
 110 nvc0_screen(struct pipe_screen *screen)
 111 {
 112    return (struct nvc0_screen *)screen;
 113 }
 114
 115 int nvc0_screen_get_driver_query_info(struct pipe_screen *, unsigned,
 116                                       struct pipe_driver_query_info *);
 117
 118 int nvc0_screen_get_driver_query_group_info(struct pipe_screen *, unsigned,
 119                                             struct pipe_driver_query_group_info *);
 120
 121 bool nvc0_blitter_create(struct nvc0_screen *);
 122 void nvc0_blitter_destroy(struct nvc0_screen *);
 123
 124 void nvc0_screen_make_buffers_resident(struct nvc0_screen *);
 125
 126 int nvc0_screen_tic_alloc(struct nvc0_screen *, void *);
 127 int nvc0_screen_tsc_alloc(struct nvc0_screen *, void *);
 128
 129 int nve4_screen_compute_setup(struct nvc0_screen *, struct nouveau_pushbuf *);
 130 int nvc0_screen_compute_setup(struct nvc0_screen *, struct nouveau_pushbuf *);
 131
 132 bool nvc0_screen_resize_tls_area(struct nvc0_screen *, uint32_t lpos,
 133                                  uint32_t lneg, uint32_t cstack);
 134
 135 static inline void
 136 nvc0_resource_fence(struct nv04_resource *res, uint32_t flags)
 137 {
 138    struct nvc0_screen *screen = nvc0_screen(res->base.screen);
 139
 140    if (res->mm) {
 141       nouveau_fence_ref(screen->base.fence.current, &res->fence);
 142       if (flags & NOUVEAU_BO_WR)
 143          nouveau_fence_ref(screen->base.fence.current, &res->fence_wr);
 144    }
 145 }
 146
 147 static inline void
 148 nvc0_resource_validate(struct nv04_resource *res, uint32_t flags)
 149 {
 150    if (likely(res->bo)) {
 151       if (flags & NOUVEAU_BO_WR)
 152          res->status |= NOUVEAU_BUFFER_STATUS_GPU_WRITING |
 153             NOUVEAU_BUFFER_STATUS_DIRTY;
 154       if (flags & NOUVEAU_BO_RD)
 155          res->status |= NOUVEAU_BUFFER_STATUS_GPU_READING;
 156
 157       nvc0_resource_fence(res, flags);
 158    }
 159 }
 160
 161 struct nvc0_format {
 162    uint32_t rt;
 163    uint32_t tic;
 164    uint32_t vtx;
 165    uint32_t usage;
 166 };
 167
 168 extern const struct nvc0_format nvc0_format_table[];
 169
 170 static inline void
 171 nvc0_screen_tic_unlock(struct nvc0_screen *screen, struct nv50_tic_entry *tic)
 172 {
 173    if (tic->id >= 0)
 174       screen->tic.lock[tic->id / 32] &= ~(1 << (tic->id % 32));
 175 }
 176
 177 static inline void
 178 nvc0_screen_tsc_unlock(struct nvc0_screen *screen, struct nv50_tsc_entry *tsc)
 179 {
 180    if (tsc->id >= 0)
 181       screen->tsc.lock[tsc->id / 32] &= ~(1 << (tsc->id % 32));
 182 }
 183
 184 static inline void
 185 nvc0_screen_tic_free(struct nvc0_screen *screen, struct nv50_tic_entry *tic)
 186 {
 187    if (tic->id >= 0) {
 188       screen->tic.entries[tic->id] = NULL;
 189       screen->tic.lock[tic->id / 32] &= ~(1 << (tic->id % 32));
 190    }
 191 }
 192
 193 static inline void
 194 nvc0_screen_tsc_free(struct nvc0_screen *screen, struct nv50_tsc_entry *tsc)
 195 {
 196    if (tsc->id >= 0) {
 197       screen->tsc.entries[tsc->id] = NULL;
 198       screen->tsc.lock[tsc->id / 32] &= ~(1 << (tsc->id % 32));
 199    }
 200 }
 201
 202 #endif