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    bool flatshade;
  42    uint8_t patch_vertices;
  43    uint8_t vbo_mode; /* 0 = normal, 1 = translate, 3 = translate, forced */
  44    uint8_t num_vtxbufs;
  45    uint8_t num_vtxelts;
  46    uint8_t num_textures[6];
  47    uint8_t num_samplers[6];
  48    uint8_t tls_required; /* bitmask of shader types using l[] */
  49    uint8_t c14_bound; /* whether immediate array constbuf is bound */
  50    uint8_t clip_enable;
  51    uint32_t clip_mode;
  52    uint32_t uniform_buffer_bound[5];
  53    struct nvc0_transform_feedback_state *tfb;
  54 };
  55
  56 struct nvc0_screen {
  57    struct nouveau_screen base;
  58
  59    struct nvc0_context *cur_ctx;
  60    struct nvc0_graph_state save_state;
  61
  62    int num_occlusion_queries_active;
  63
  64    struct nouveau_bo *text;
  65    struct nouveau_bo *parm;       /* for COMPUTE */
  66    struct nouveau_bo *uniform_bo; /* for 3D */
  67    struct nouveau_bo *tls;
  68    struct nouveau_bo *txc; /* TIC (offset 0) and TSC (65536) */
  69    struct nouveau_bo *poly_cache;
  70
  71    uint8_t gpc_count;
  72    uint16_t mp_count;
  73    uint16_t mp_count_compute; /* magic reg can make compute use fewer MPs */
  74
  75    struct nouveau_heap *text_heap;
  76    struct nouveau_heap *lib_code; /* allocated from text_heap */
  77
  78    struct nvc0_blitter *blitter;
  79
  80    struct {
  81       void **entries;
  82       int next;
  83       uint32_t lock[NVC0_TIC_MAX_ENTRIES / 32];
  84    } tic;
  85
  86    struct {
  87       void **entries;
  88       int next;
  89       uint32_t lock[NVC0_TSC_MAX_ENTRIES / 32];
  90    } tsc;
  91
  92    struct {
  93       struct nouveau_bo *bo;
  94       uint32_t *map;
  95    } fence;
  96
  97    struct {
  98       struct nvc0_program *prog; /* compute state object to read MP counters */
  99       struct nvc0_hw_sm_query *mp_counter[8]; /* counter to query allocation */
 100       uint8_t num_hw_sm_active[2];
 101       bool mp_counters_enabled;
 102    } pm;
 103
 104    struct nouveau_object *eng3d; /* sqrt(1/2)|kepler> + sqrt(1/2)|fermi> */
 105    struct nouveau_object *eng2d;
 106    struct nouveau_object *m2mf;
 107    struct nouveau_object *compute;
 108    struct nouveau_object *nvsw;
 109 };
 110
 111 static inline struct nvc0_screen *
 112 nvc0_screen(struct pipe_screen *screen)
 113 {
 114    return (struct nvc0_screen *)screen;
 115 }
 116
 117 int nvc0_screen_get_driver_query_info(struct pipe_screen *, unsigned,
 118                                       struct pipe_driver_query_info *);
 119
 120 int nvc0_screen_get_driver_query_group_info(struct pipe_screen *, unsigned,
 121                                             struct pipe_driver_query_group_info *);
 122
 123 bool nvc0_blitter_create(struct nvc0_screen *);
 124 void nvc0_blitter_destroy(struct nvc0_screen *);
 125
 126 void nvc0_screen_make_buffers_resident(struct nvc0_screen *);
 127
 128 int nvc0_screen_tic_alloc(struct nvc0_screen *, void *);
 129 int nvc0_screen_tsc_alloc(struct nvc0_screen *, void *);
 130
 131 int nve4_screen_compute_setup(struct nvc0_screen *, struct nouveau_pushbuf *);
 132 int nvc0_screen_compute_setup(struct nvc0_screen *, struct nouveau_pushbuf *);
 133
 134 bool nvc0_screen_resize_tls_area(struct nvc0_screen *, uint32_t lpos,
 135                                  uint32_t lneg, uint32_t cstack);
 136
 137 static inline void
 138 nvc0_resource_fence(struct nv04_resource *res, uint32_t flags)
 139 {
 140    struct nvc0_screen *screen = nvc0_screen(res->base.screen);
 141
 142    if (res->mm) {
 143       nouveau_fence_ref(screen->base.fence.current, &res->fence);
 144       if (flags & NOUVEAU_BO_WR)
 145          nouveau_fence_ref(screen->base.fence.current, &res->fence_wr);
 146    }
 147 }
 148
 149 static inline void
 150 nvc0_resource_validate(struct nv04_resource *res, uint32_t flags)
 151 {
 152    if (likely(res->bo)) {
 153       if (flags & NOUVEAU_BO_WR)
 154          res->status |= NOUVEAU_BUFFER_STATUS_GPU_WRITING |
 155             NOUVEAU_BUFFER_STATUS_DIRTY;
 156       if (flags & NOUVEAU_BO_RD)
 157          res->status |= NOUVEAU_BUFFER_STATUS_GPU_READING;
 158
 159       nvc0_resource_fence(res, flags);
 160    }
 161 }
 162
 163 struct nvc0_format {
 164    uint32_t rt;
 165    uint32_t tic;
 166    uint32_t vtx;
 167    uint32_t usage;
 168 };
 169
 170 extern const struct nvc0_format nvc0_format_table[];
 171
 172 static inline void
 173 nvc0_screen_tic_unlock(struct nvc0_screen *screen, struct nv50_tic_entry *tic)
 174 {
 175    if (tic->id >= 0)
 176       screen->tic.lock[tic->id / 32] &= ~(1 << (tic->id % 32));
 177 }
 178
 179 static inline void
 180 nvc0_screen_tsc_unlock(struct nvc0_screen *screen, struct nv50_tsc_entry *tsc)
 181 {
 182    if (tsc->id >= 0)
 183       screen->tsc.lock[tsc->id / 32] &= ~(1 << (tsc->id % 32));
 184 }
 185
 186 static inline void
 187 nvc0_screen_tic_free(struct nvc0_screen *screen, struct nv50_tic_entry *tic)
 188 {
 189    if (tic->id >= 0) {
 190       screen->tic.entries[tic->id] = NULL;
 191       screen->tic.lock[tic->id / 32] &= ~(1 << (tic->id % 32));
 192    }
 193 }
 194
 195 static inline void
 196 nvc0_screen_tsc_free(struct nvc0_screen *screen, struct nv50_tsc_entry *tsc)
 197 {
 198    if (tsc->id >= 0) {
 199       screen->tsc.entries[tsc->id] = NULL;
 200       screen->tsc.lock[tsc->id / 32] &= ~(1 << (tsc->id % 32));
 201    }
 202 }
 203
 204 #endif