src/gallium/drivers/nvfx/nvfx_context.h

   1 #ifndef __NVFX_CONTEXT_H__
   2 #define __NVFX_CONTEXT_H__
   3
   4 #include <stdio.h>
   5
   6 #include "pipe/p_context.h"
   7 #include "pipe/p_defines.h"
   8 #include "pipe/p_state.h"
   9 #include "pipe/p_compiler.h"
  10
  11 #include "util/u_memory.h"
  12 #include "util/u_math.h"
  13 #include "util/u_inlines.h"
  14
  15 #include "draw/draw_vertex.h"
  16
  17 #include "nouveau/nouveau_winsys.h"
  18 #include "nouveau/nouveau_gldefs.h"
  19 #include "nouveau/nouveau_stateobj.h"
  20
  21 #include "nvfx_state.h"
  22
  23 #define NOUVEAU_ERR(fmt, args...) \
  24         fprintf(stderr, "%s:%d -  "fmt, __func__, __LINE__, ##args);
  25 #define NOUVEAU_MSG(fmt, args...) \
  26         fprintf(stderr, "nouveau: "fmt, ##args);
  27
  28 enum nvfx_state_index {
  29         NVFX_STATE_FB = 0,
  30         NVFX_STATE_VIEWPORT = 1,
  31         NVFX_STATE_BLEND = 2,
  32         NVFX_STATE_RAST = 3,
  33         NVFX_STATE_ZSA = 4,
  34         NVFX_STATE_BCOL = 5,
  35         NVFX_STATE_CLIP = 6,
  36         NVFX_STATE_SCISSOR = 7,
  37         NVFX_STATE_STIPPLE = 8,
  38         NVFX_STATE_FRAGPROG = 9,
  39         NVFX_STATE_VERTPROG = 10,
  40         NVFX_STATE_FRAGTEX0 = 11,
  41         NVFX_STATE_FRAGTEX1 = 12,
  42         NVFX_STATE_FRAGTEX2 = 13,
  43         NVFX_STATE_FRAGTEX3 = 14,
  44         NVFX_STATE_FRAGTEX4 = 15,
  45         NVFX_STATE_FRAGTEX5 = 16,
  46         NVFX_STATE_FRAGTEX6 = 17,
  47         NVFX_STATE_FRAGTEX7 = 18,
  48         NVFX_STATE_FRAGTEX8 = 19,
  49         NVFX_STATE_FRAGTEX9 = 20,
  50         NVFX_STATE_FRAGTEX10 = 21,
  51         NVFX_STATE_FRAGTEX11 = 22,
  52         NVFX_STATE_FRAGTEX12 = 23,
  53         NVFX_STATE_FRAGTEX13 = 24,
  54         NVFX_STATE_FRAGTEX14 = 25,
  55         NVFX_STATE_FRAGTEX15 = 26,
  56         NVFX_STATE_VERTTEX0 = 27,
  57         NVFX_STATE_VERTTEX1 = 28,
  58         NVFX_STATE_VERTTEX2 = 29,
  59         NVFX_STATE_VERTTEX3 = 30,
  60         NVFX_STATE_VTXBUF = 31,
  61         NVFX_STATE_VTXFMT = 32,
  62         NVFX_STATE_VTXATTR = 33,
  63         NVFX_STATE_SR = 34,
  64         NVFX_STATE_MAX = 35
  65 };
  66
  67 #include "nvfx_screen.h"
  68
  69 #define NVFX_NEW_BLEND          (1 <<  0)
  70 #define NVFX_NEW_RAST           (1 <<  1)
  71 #define NVFX_NEW_ZSA            (1 <<  2)
  72 #define NVFX_NEW_SAMPLER        (1 <<  3)
  73 #define NVFX_NEW_FB             (1 <<  4)
  74 #define NVFX_NEW_STIPPLE        (1 <<  5)
  75 #define NVFX_NEW_SCISSOR        (1 <<  6)
  76 #define NVFX_NEW_VIEWPORT       (1 <<  7)
  77 #define NVFX_NEW_BCOL           (1 <<  8)
  78 #define NVFX_NEW_VERTPROG       (1 <<  9)
  79 #define NVFX_NEW_FRAGPROG       (1 << 10)
  80 #define NVFX_NEW_ARRAYS         (1 << 11)
  81 #define NVFX_NEW_UCP            (1 << 12)
  82 #define NVFX_NEW_SR             (1 << 13)
  83
  84 struct nvfx_rasterizer_state {
  85         struct pipe_rasterizer_state pipe;
  86         struct nouveau_stateobj *so;
  87 };
  88
  89 struct nvfx_zsa_state {
  90         struct pipe_depth_stencil_alpha_state pipe;
  91         struct nouveau_stateobj *so;
  92 };
  93
  94 struct nvfx_blend_state {
  95         struct pipe_blend_state pipe;
  96         struct nouveau_stateobj *so;
  97 };
  98
  99
 100 struct nvfx_state {
 101         unsigned scissor_enabled;
 102         unsigned stipple_enabled;
 103         unsigned fp_samplers;
 104
 105         uint64_t dirty;
 106         struct nouveau_stateobj *hw[NVFX_STATE_MAX];
 107 };
 108
 109 struct nvfx_vtxelt_state {
 110         struct pipe_vertex_element pipe[16];
 111         unsigned num_elements;
 112 };
 113
 114 struct nvfx_context {
 115         struct pipe_context pipe;
 116
 117         struct nouveau_winsys *nvws;
 118         struct nvfx_screen *screen;
 119
 120         unsigned is_nv4x; /* either 0 or ~0 */
 121
 122         struct draw_context *draw;
 123
 124         /* HW state derived from pipe states */
 125         struct nvfx_state state;
 126         struct {
 127                 struct nvfx_vertex_program *vertprog;
 128
 129                 unsigned nr_attribs;
 130                 unsigned hw[PIPE_MAX_SHADER_INPUTS];
 131                 unsigned draw[PIPE_MAX_SHADER_INPUTS];
 132                 unsigned emit[PIPE_MAX_SHADER_INPUTS];
 133         } swtnl;
 134
 135         enum {
 136                 HW, SWTNL, SWRAST
 137         } render_mode;
 138         unsigned fallback_swtnl;
 139         unsigned fallback_swrast;
 140
 141         /* Context state */
 142         unsigned dirty, draw_dirty;
 143         struct pipe_scissor_state scissor;
 144         unsigned stipple[32];
 145         struct pipe_clip_state clip;
 146         struct nvfx_vertex_program *vertprog;
 147         struct nvfx_fragment_program *fragprog;
 148         struct pipe_resource *constbuf[PIPE_SHADER_TYPES];
 149         unsigned constbuf_nr[PIPE_SHADER_TYPES];
 150         struct nvfx_rasterizer_state *rasterizer;
 151         struct nvfx_zsa_state *zsa;
 152         struct nvfx_blend_state *blend;
 153         struct pipe_blend_color blend_colour;
 154         struct pipe_stencil_ref stencil_ref;
 155         struct pipe_viewport_state viewport;
 156         struct pipe_framebuffer_state framebuffer;
 157         struct pipe_resource *idxbuf;
 158         unsigned idxbuf_format;
 159         struct nvfx_sampler_state *tex_sampler[PIPE_MAX_SAMPLERS];
 160         struct pipe_sampler_view *fragment_sampler_views[PIPE_MAX_SAMPLERS];
 161         unsigned nr_samplers;
 162         unsigned nr_textures;
 163         unsigned dirty_samplers;
 164         struct pipe_vertex_buffer vtxbuf[PIPE_MAX_ATTRIBS];
 165         unsigned vtxbuf_nr;
 166         struct nvfx_vtxelt_state *vtxelt;
 167 };
 168
 169 static INLINE struct nvfx_context *
 170 nvfx_context(struct pipe_context *pipe)
 171 {
 172         return (struct nvfx_context *)pipe;
 173 }
 174
 175 struct nvfx_state_entry {
 176         boolean (*validate)(struct nvfx_context *nvfx);
 177         struct {
 178                 unsigned pipe;
 179                 unsigned hw;
 180         } dirty;
 181 };
 182
 183 extern struct nvfx_state_entry nvfx_state_blend;
 184 extern struct nvfx_state_entry nvfx_state_blend_colour;
 185 extern struct nvfx_state_entry nvfx_state_fragprog;
 186 extern struct nvfx_state_entry nvfx_state_fragtex;
 187 extern struct nvfx_state_entry nvfx_state_framebuffer;
 188 extern struct nvfx_state_entry nvfx_state_rasterizer;
 189 extern struct nvfx_state_entry nvfx_state_scissor;
 190 extern struct nvfx_state_entry nvfx_state_sr;
 191 extern struct nvfx_state_entry nvfx_state_stipple;
 192 extern struct nvfx_state_entry nvfx_state_vbo;
 193 extern struct nvfx_state_entry nvfx_state_vertprog;
 194 extern struct nvfx_state_entry nvfx_state_viewport;
 195 extern struct nvfx_state_entry nvfx_state_vtxfmt;
 196 extern struct nvfx_state_entry nvfx_state_zsa;
 197
 198 extern void nvfx_init_query_functions(struct nvfx_context *nvfx);
 199 extern void nvfx_init_surface_functions(struct nvfx_context *nvfx);
 200
 201 /* nvfx_context.c */
 202 struct pipe_context *
 203 nvfx_create(struct pipe_screen *pscreen, void *priv);
 204
 205 /* nvfx_clear.c */
 206 extern void nvfx_clear(struct pipe_context *pipe, unsigned buffers,
 207                        const float *rgba, double depth, unsigned stencil);
 208
 209 /* nvfx_draw.c */
 210 extern struct draw_stage *nvfx_draw_render_stage(struct nvfx_context *nvfx);
 211 extern void nvfx_draw_elements_swtnl(struct pipe_context *pipe,
 212                                         struct pipe_resource *idxbuf,
 213                                         unsigned ib_size, unsigned mode,
 214                                         unsigned start, unsigned count);
 215
 216 /* nvfx_fragprog.c */
 217 extern void nvfx_fragprog_destroy(struct nvfx_context *,
 218                                     struct nvfx_fragment_program *);
 219
 220 /* nv30_fragtex.c */
 221 extern void
 222 nv30_sampler_state_init(struct pipe_context *pipe,
 223                           struct nvfx_sampler_state *ps,
 224                           const struct pipe_sampler_state *cso);
 225 extern void nv30_fragtex_bind(struct nvfx_context *);
 226 extern struct nouveau_stateobj *
 227 nv30_fragtex_build(struct nvfx_context *nvfx, int unit);
 228
 229 /* nv40_fragtex.c */
 230 extern void
 231 nv40_sampler_state_init(struct pipe_context *pipe,
 232                           struct nvfx_sampler_state *ps,
 233                           const struct pipe_sampler_state *cso);
 234 extern void nv40_fragtex_bind(struct nvfx_context *);
 235 extern struct nouveau_stateobj *
 236 nv40_fragtex_build(struct nvfx_context *nvfx, int unit);
 237
 238 /* nvfx_state.c */
 239 extern void nvfx_init_state_functions(struct nvfx_context *nvfx);
 240
 241 /* nvfx_state_emit.c */
 242 extern void nvfx_state_flush_notify(struct nouveau_channel *chan);
 243 extern boolean nvfx_state_validate(struct nvfx_context *nvfx);
 244 extern boolean nvfx_state_validate_swtnl(struct nvfx_context *nvfx);
 245 extern void nvfx_state_emit(struct nvfx_context *nvfx);
 246
 247 /* nvfx_transfer.c */
 248 extern void nvfx_init_transfer_functions(struct nvfx_context *nvfx);
 249
 250 /* nvfx_vbo.c */
 251 extern void nvfx_draw_arrays(struct pipe_context *, unsigned mode,
 252                                 unsigned start, unsigned count);
 253 extern void nvfx_draw_elements(struct pipe_context *pipe,
 254                                   struct pipe_resource *indexBuffer,
 255                                   unsigned indexSize,
 256                                   unsigned mode, unsigned start,
 257                                   unsigned count);
 258
 259 /* nvfx_vertprog.c */
 260 extern void nvfx_vertprog_destroy(struct nvfx_context *,
 261                                   struct nvfx_vertex_program *);
 262
 263 #endif