1 #ifndef __NVC0_CONTEXT_H__
2 #define __NVC0_CONTEXT_H__
3 
4 #include "pipe/p_context.h"
5 #include "pipe/p_defines.h"
6 #include "pipe/p_state.h"
7 
8 #include "util/u_memory.h"
9 #include "util/u_math.h"
10 #include "util/u_inlines.h"
11 #include "util/u_dynarray.h"
12 
13 #ifdef NVC0_WITH_DRAW_MODULE
14 #include "draw/draw_vertex.h"
15 #endif
16 
17 #include "nv50/nv50_debug.h"
18 #include "nvc0_winsys.h"
19 #include "nvc0_stateobj.h"
20 #include "nvc0_screen.h"
21 #include "nvc0_program.h"
22 #include "nvc0_resource.h"
23 
24 #include "nv50/nv50_transfer.h"
25 
26 #include "nouveau/nouveau_context.h"
27 
28 #include "nvc0_3ddefs.xml.h"
29 #include "nvc0_3d.xml.h"
30 #include "nvc0_2d.xml.h"
31 #include "nvc0_m2mf.xml.h"
32 #include "nve4_p2mf.xml.h"
33 
34 /* NOTE: must keep NVC0_NEW_...PROG in consecutive bits in this order */
35 #define NVC0_NEW_BLEND        (1 << 0)
36 #define NVC0_NEW_RASTERIZER   (1 << 1)
37 #define NVC0_NEW_ZSA          (1 << 2)
38 #define NVC0_NEW_VERTPROG     (1 << 3)
39 #define NVC0_NEW_TCTLPROG     (1 << 4)
40 #define NVC0_NEW_TEVLPROG     (1 << 5)
41 #define NVC0_NEW_GMTYPROG     (1 << 6)
42 #define NVC0_NEW_FRAGPROG     (1 << 7)
43 #define NVC0_NEW_BLEND_COLOUR (1 << 8)
44 #define NVC0_NEW_STENCIL_REF  (1 << 9)
45 #define NVC0_NEW_CLIP         (1 << 10)
46 #define NVC0_NEW_SAMPLE_MASK  (1 << 11)
47 #define NVC0_NEW_FRAMEBUFFER  (1 << 12)
48 #define NVC0_NEW_STIPPLE      (1 << 13)
49 #define NVC0_NEW_SCISSOR      (1 << 14)
50 #define NVC0_NEW_VIEWPORT     (1 << 15)
51 #define NVC0_NEW_ARRAYS       (1 << 16)
52 #define NVC0_NEW_VERTEX       (1 << 17)
53 #define NVC0_NEW_CONSTBUF     (1 << 18)
54 #define NVC0_NEW_TEXTURES     (1 << 19)
55 #define NVC0_NEW_SAMPLERS     (1 << 20)
56 #define NVC0_NEW_TFB_TARGETS  (1 << 21)
57 #define NVC0_NEW_IDXBUF       (1 << 22)
58 
59 #define NVC0_BIND_FB            0
60 #define NVC0_BIND_VTX           1
61 #define NVC0_BIND_VTX_TMP       2
62 #define NVC0_BIND_IDX           3
63 #define NVC0_BIND_TEX(s, i)  (  4 + 32 * (s) + (i))
64 #define NVC0_BIND_CB(s, i)   (164 + 16 * (s) + (i))
65 #define NVC0_BIND_TFB         244
66 #define NVC0_BIND_SCREEN      245
67 #define NVC0_BIND_TLS         246
68 #define NVC0_BIND_COUNT       247
69 
70 #define NVC0_BIND_2D            0
71 #define NVC0_BIND_M2MF          0
72 #define NVC0_BIND_FENCE         1
73 
74 struct nvc0_context {
75    struct nouveau_context base;
76 
77    struct nouveau_bufctx *bufctx_3d;
78    struct nouveau_bufctx *bufctx;
79 
80    struct nvc0_screen *screen;
81 
82    void (*m2mf_copy_rect)(struct nvc0_context *,
83                           const struct nv50_m2mf_rect *dst,
84                           const struct nv50_m2mf_rect *src,
85                           uint32_t nblocksx, uint32_t nblocksy);
86 
87    uint32_t dirty;
88 
89    struct {
90       boolean flushed;
91       boolean rasterizer_discard;
92       boolean early_z_forced;
93       boolean prim_restart;
94       uint32_t instance_elts; /* bitmask of per-instance elements */
95       uint32_t instance_base;
96       uint32_t constant_vbos;
97       uint32_t constant_elts;
98       int32_t index_bias;
99       uint16_t scissor;
100       uint8_t vbo_mode; /* 0 = normal, 1 = translate, 3 = translate, forced */
101       uint8_t num_vtxbufs;
102       uint8_t num_vtxelts;
103       uint8_t num_textures[5];
104       uint8_t num_samplers[5];
105       uint8_t tls_required; /* bitmask of shader types using l[] */
106       uint8_t c14_bound; /* whether immediate array constbuf is bound */
107       uint8_t clip_enable;
108       uint32_t clip_mode;
109       uint32_t uniform_buffer_bound[5];
110       struct nvc0_transform_feedback_state *tfb;
111    } state;
112 
113    struct nvc0_blend_stateobj *blend;
114    struct nvc0_rasterizer_stateobj *rast;
115    struct nvc0_zsa_stateobj *zsa;
116    struct nvc0_vertex_stateobj *vertex;
117 
118    struct nvc0_program *vertprog;
119    struct nvc0_program *tctlprog;
120    struct nvc0_program *tevlprog;
121    struct nvc0_program *gmtyprog;
122    struct nvc0_program *fragprog;
123 
124    struct nvc0_constbuf constbuf[5][NVC0_MAX_PIPE_CONSTBUFS];
125    uint16_t constbuf_dirty[5];
126 
127    struct pipe_vertex_buffer vtxbuf[PIPE_MAX_ATTRIBS];
128    unsigned num_vtxbufs;
129    struct pipe_index_buffer idxbuf;
130    uint32_t constant_vbos;
131    uint32_t vbo_user; /* bitmask of vertex buffers pointing to user memory */
132    uint32_t vb_elt_first; /* from pipe_draw_info, for vertex upload */
133    uint32_t vb_elt_limit; /* max - min element (count - 1) */
134    uint32_t instance_off; /* current base vertex for instanced arrays */
135    uint32_t instance_max; /* last instance for current draw call */
136 
137    struct pipe_sampler_view *textures[5][PIPE_MAX_SAMPLERS];
138    unsigned num_textures[5];
139    uint32_t textures_dirty[5];
140    struct nv50_tsc_entry *samplers[5][PIPE_MAX_SAMPLERS];
141    unsigned num_samplers[5];
142    uint16_t samplers_dirty[5];
143 
144    uint32_t tex_handles[5][PIPE_MAX_SAMPLERS]; /* for nve4 */
145 
146    struct pipe_framebuffer_state framebuffer;
147    struct pipe_blend_color blend_colour;
148    struct pipe_stencil_ref stencil_ref;
149    struct pipe_poly_stipple stipple;
150    struct pipe_scissor_state scissor;
151    struct pipe_viewport_state viewport;
152    struct pipe_clip_state clip;
153 
154    unsigned sample_mask;
155 
156    boolean vbo_push_hint;
157 
158    uint8_t tfbbuf_dirty;
159    struct pipe_stream_output_target *tfbbuf[4];
160    unsigned num_tfbbufs;
161 
162 #ifdef NVC0_WITH_DRAW_MODULE
163    struct draw_context *draw;
164 #endif
165 };
166 
167 static INLINE struct nvc0_context *
nvc0_context(struct pipe_context * pipe)168 nvc0_context(struct pipe_context *pipe)
169 {
170    return (struct nvc0_context *)pipe;
171 }
172 
173 static INLINE unsigned
nvc0_shader_stage(unsigned pipe)174 nvc0_shader_stage(unsigned pipe)
175 {
176    switch (pipe) {
177    case PIPE_SHADER_VERTEX: return 0;
178 /* case PIPE_SHADER_TESSELLATION_CONTROL: return 1; */
179 /* case PIPE_SHADER_TESSELLATION_EVALUATION: return 2; */
180    case PIPE_SHADER_GEOMETRY: return 3;
181    case PIPE_SHADER_FRAGMENT: return 4;
182    case PIPE_SHADER_COMPUTE: return 5;
183    default:
184       assert(!"invalid PIPE_SHADER type");
185       return 0;
186    }
187 }
188 
189 
190 /* nvc0_context.c */
191 struct pipe_context *nvc0_create(struct pipe_screen *, void *);
192 void nvc0_bufctx_fence(struct nvc0_context *, struct nouveau_bufctx *,
193                        boolean on_flush);
194 void nvc0_default_kick_notify(struct nouveau_pushbuf *);
195 
196 /* nvc0_draw.c */
197 extern struct draw_stage *nvc0_draw_render_stage(struct nvc0_context *);
198 
199 /* nvc0_program.c */
200 boolean nvc0_program_translate(struct nvc0_program *, uint16_t chipset);
201 boolean nvc0_program_upload_code(struct nvc0_context *, struct nvc0_program *);
202 void nvc0_program_destroy(struct nvc0_context *, struct nvc0_program *);
203 void nvc0_program_library_upload(struct nvc0_context *);
204 
205 /* nvc0_query.c */
206 void nvc0_init_query_functions(struct nvc0_context *);
207 void nvc0_query_pushbuf_submit(struct nouveau_pushbuf *,
208                                struct pipe_query *, unsigned result_offset);
209 void nvc0_query_fifo_wait(struct nouveau_pushbuf *, struct pipe_query *);
210 void nvc0_so_target_save_offset(struct pipe_context *,
211                                 struct pipe_stream_output_target *, unsigned i,
212                                 boolean *serialize);
213 
214 #define NVC0_QUERY_TFB_BUFFER_OFFSET (PIPE_QUERY_TYPES + 0)
215 
216 /* nvc0_shader_state.c */
217 void nvc0_vertprog_validate(struct nvc0_context *);
218 void nvc0_tctlprog_validate(struct nvc0_context *);
219 void nvc0_tevlprog_validate(struct nvc0_context *);
220 void nvc0_gmtyprog_validate(struct nvc0_context *);
221 void nvc0_fragprog_validate(struct nvc0_context *);
222 
223 void nvc0_tfb_validate(struct nvc0_context *);
224 
225 /* nvc0_state.c */
226 extern void nvc0_init_state_functions(struct nvc0_context *);
227 
228 /* nvc0_state_validate.c */
229 extern boolean nvc0_state_validate(struct nvc0_context *, uint32_t state_mask,
230                                    unsigned space_words);
231 
232 /* nvc0_surface.c */
233 extern void nvc0_clear(struct pipe_context *, unsigned buffers,
234                        const union pipe_color_union *color,
235                        double depth, unsigned stencil);
236 extern void nvc0_init_surface_functions(struct nvc0_context *);
237 
238 /* nvc0_tex.c */
239 void nvc0_validate_textures(struct nvc0_context *);
240 void nvc0_validate_samplers(struct nvc0_context *);
241 void nve4_set_tex_handles(struct nvc0_context *);
242 
243 struct pipe_sampler_view *
244 nvc0_create_sampler_view(struct pipe_context *,
245                          struct pipe_resource *,
246                          const struct pipe_sampler_view *);
247 
248 /* nvc0_transfer.c */
249 void
250 nvc0_init_transfer_functions(struct nvc0_context *);
251 
252 void
253 nvc0_m2mf_push_linear(struct nouveau_context *nv,
254                       struct nouveau_bo *dst, unsigned offset, unsigned domain,
255                       unsigned size, const void *data);
256 void
257 nve4_p2mf_push_linear(struct nouveau_context *nv,
258                       struct nouveau_bo *dst, unsigned offset, unsigned domain,
259                       unsigned size, const void *data);
260 void
261 nvc0_cb_push(struct nouveau_context *,
262              struct nouveau_bo *bo, unsigned domain,
263              unsigned base, unsigned size,
264              unsigned offset, unsigned words, const uint32_t *data);
265 
266 /* nvc0_vbo.c */
267 void nvc0_draw_vbo(struct pipe_context *, const struct pipe_draw_info *);
268 
269 void *
270 nvc0_vertex_state_create(struct pipe_context *pipe,
271                          unsigned num_elements,
272                          const struct pipe_vertex_element *elements);
273 void
274 nvc0_vertex_state_delete(struct pipe_context *pipe, void *hwcso);
275 
276 void nvc0_vertex_arrays_validate(struct nvc0_context *);
277 
278 void nvc0_idxbuf_validate(struct nvc0_context *);
279 
280 /* nvc0_push.c */
281 void nvc0_push_vbo(struct nvc0_context *, const struct pipe_draw_info *);
282 
283 #endif
284