1 #ifndef __NV50_CONTEXT_H__
2 #define __NV50_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 NV50_WITH_DRAW_MODULE
14 #include "draw/draw_vertex.h"
15 #endif
16 
17 #include "nv50_debug.h"
18 #include "nv50_winsys.h"
19 #include "nv50_stateobj.h"
20 #include "nv50_screen.h"
21 #include "nv50_program.h"
22 #include "nv50_resource.h"
23 #include "nv50_transfer.h"
24 
25 #include "nouveau/nouveau_context.h"
26 #include "nouveau/nv_object.xml.h"
27 #include "nouveau/nv_m2mf.xml.h"
28 #include "nv50_3ddefs.xml.h"
29 #include "nv50_3d.xml.h"
30 #include "nv50_2d.xml.h"
31 
32 #define NV50_NEW_BLEND        (1 << 0)
33 #define NV50_NEW_RASTERIZER   (1 << 1)
34 #define NV50_NEW_ZSA          (1 << 2)
35 #define NV50_NEW_VERTPROG     (1 << 3)
36 #define NV50_NEW_GMTYPROG     (1 << 6)
37 #define NV50_NEW_FRAGPROG     (1 << 7)
38 #define NV50_NEW_BLEND_COLOUR (1 << 8)
39 #define NV50_NEW_STENCIL_REF  (1 << 9)
40 #define NV50_NEW_CLIP         (1 << 10)
41 #define NV50_NEW_SAMPLE_MASK  (1 << 11)
42 #define NV50_NEW_FRAMEBUFFER  (1 << 12)
43 #define NV50_NEW_STIPPLE      (1 << 13)
44 #define NV50_NEW_SCISSOR      (1 << 14)
45 #define NV50_NEW_VIEWPORT     (1 << 15)
46 #define NV50_NEW_ARRAYS       (1 << 16)
47 #define NV50_NEW_VERTEX       (1 << 17)
48 #define NV50_NEW_CONSTBUF     (1 << 18)
49 #define NV50_NEW_TEXTURES     (1 << 19)
50 #define NV50_NEW_SAMPLERS     (1 << 20)
51 #define NV50_NEW_STRMOUT      (1 << 21)
52 #define NV50_NEW_CONTEXT      (1 << 31)
53 
54 #define NV50_BIND_FB          0
55 #define NV50_BIND_VERTEX      1
56 #define NV50_BIND_VERTEX_TMP  2
57 #define NV50_BIND_INDEX       3
58 #define NV50_BIND_TEXTURES    4
59 #define NV50_BIND_CB(s, i)   (5 + 16 * (s) + (i))
60 #define NV50_BIND_SO         53
61 #define NV50_BIND_SCREEN     54
62 #define NV50_BIND_TLS        55
63 #define NV50_BIND_COUNT      56
64 #define NV50_BIND_2D          0
65 #define NV50_BIND_M2MF        0
66 #define NV50_BIND_FENCE       1
67 
68 #define NV50_CB_TMP 123
69 /* fixed constant buffer binding points - low indices for user's constbufs */
70 #define NV50_CB_PVP 124
71 #define NV50_CB_PGP 126
72 #define NV50_CB_PFP 125
73 #define NV50_CB_AUX 127
74 
75 
76 struct nv50_context {
77    struct nouveau_context base;
78 
79    struct nv50_screen *screen;
80 
81    struct nouveau_bufctx *bufctx_3d;
82    struct nouveau_bufctx *bufctx;
83 
84    uint32_t dirty;
85 
86    struct {
87       uint32_t instance_elts; /* bitmask of per-instance elements */
88       uint32_t instance_base;
89       uint32_t interpolant_ctrl;
90       uint32_t semantic_color;
91       uint32_t semantic_psize;
92       int32_t index_bias;
93       boolean uniform_buffer_bound[3];
94       boolean prim_restart;
95       boolean point_sprite;
96       boolean rt_serialize;
97       boolean flushed;
98       boolean rasterizer_discard;
99       uint8_t tls_required;
100       boolean new_tls_space;
101       uint8_t num_vtxbufs;
102       uint8_t num_vtxelts;
103       uint8_t num_textures[3];
104       uint8_t num_samplers[3];
105       uint8_t prim_size;
106       uint16_t scissor;
107    } state;
108 
109    struct nv50_blend_stateobj *blend;
110    struct nv50_rasterizer_stateobj *rast;
111    struct nv50_zsa_stateobj *zsa;
112    struct nv50_vertex_stateobj *vertex;
113 
114    struct nv50_program *vertprog;
115    struct nv50_program *gmtyprog;
116    struct nv50_program *fragprog;
117 
118    struct nv50_constbuf constbuf[3][NV50_MAX_PIPE_CONSTBUFS];
119    uint16_t constbuf_dirty[3];
120    uint16_t constbuf_valid[3];
121 
122    struct pipe_vertex_buffer vtxbuf[PIPE_MAX_ATTRIBS];
123    unsigned num_vtxbufs;
124    struct pipe_index_buffer idxbuf;
125    uint32_t vbo_fifo; /* bitmask of vertex elements to be pushed to FIFO */
126    uint32_t vbo_user; /* bitmask of vertex buffers pointing to user memory */
127    uint32_t vbo_constant; /* bitmask of user buffers with stride 0 */
128    uint32_t vb_elt_first; /* from pipe_draw_info, for vertex upload */
129    uint32_t vb_elt_limit; /* max - min element (count - 1) */
130    uint32_t instance_off; /* base vertex for instanced arrays */
131    uint32_t instance_max; /* max instance for current draw call */
132 
133    struct pipe_sampler_view *textures[3][PIPE_MAX_SAMPLERS];
134    unsigned num_textures[3];
135    struct nv50_tsc_entry *samplers[3][PIPE_MAX_SAMPLERS];
136    unsigned num_samplers[3];
137 
138    uint8_t num_so_targets;
139    uint8_t so_targets_dirty;
140    struct pipe_stream_output_target *so_target[4];
141 
142    struct pipe_framebuffer_state framebuffer;
143    struct pipe_blend_color blend_colour;
144    struct pipe_stencil_ref stencil_ref;
145    struct pipe_poly_stipple stipple;
146    struct pipe_scissor_state scissor;
147    struct pipe_viewport_state viewport;
148    struct pipe_clip_state clip;
149 
150    unsigned sample_mask;
151 
152    boolean vbo_push_hint;
153 
154 #ifdef NV50_WITH_DRAW_MODULE
155    struct draw_context *draw;
156 #endif
157 };
158 
159 static INLINE struct nv50_context *
nv50_context(struct pipe_context * pipe)160 nv50_context(struct pipe_context *pipe)
161 {
162    return (struct nv50_context *)pipe;
163 }
164 
165 static INLINE struct nv50_screen *
nv50_context_screen(struct nv50_context * nv50)166 nv50_context_screen(struct nv50_context *nv50)
167 {
168    return nv50_screen(&nv50->base.screen->base);
169 }
170 
171 /* return index used in nv50_context arrays for a specific shader type */
172 static INLINE unsigned
nv50_context_shader_stage(unsigned pipe)173 nv50_context_shader_stage(unsigned pipe)
174 {
175    switch (pipe) {
176    case PIPE_SHADER_VERTEX: return 0;
177    case PIPE_SHADER_FRAGMENT: return 1;
178    case PIPE_SHADER_GEOMETRY: return 2;
179    case PIPE_SHADER_COMPUTE: return 3;
180    default:
181       assert(!"invalid/unhandled shader type");
182       return 0;
183    }
184 }
185 
186 /* nv50_context.c */
187 struct pipe_context *nv50_create(struct pipe_screen *, void *);
188 
189 void nv50_bufctx_fence(struct nouveau_bufctx *, boolean on_flush);
190 
191 void nv50_default_kick_notify(struct nouveau_pushbuf *);
192 
193 /* nv50_draw.c */
194 extern struct draw_stage *nv50_draw_render_stage(struct nv50_context *);
195 
196 /* nv50_query.c */
197 void nv50_init_query_functions(struct nv50_context *);
198 void nv50_query_pushbuf_submit(struct nouveau_pushbuf *,
199                                struct pipe_query *, unsigned result_offset);
200 void nv84_query_fifo_wait(struct nouveau_pushbuf *, struct pipe_query *);
201 void nva0_so_target_save_offset(struct pipe_context *,
202                                 struct pipe_stream_output_target *,
203                                 unsigned index, boolean seralize);
204 
205 #define NVA0_QUERY_STREAM_OUTPUT_BUFFER_OFFSET (PIPE_QUERY_TYPES + 0)
206 
207 /* nv50_shader_state.c */
208 void nv50_vertprog_validate(struct nv50_context *);
209 void nv50_gmtyprog_validate(struct nv50_context *);
210 void nv50_fragprog_validate(struct nv50_context *);
211 void nv50_fp_linkage_validate(struct nv50_context *);
212 void nv50_gp_linkage_validate(struct nv50_context *);
213 void nv50_constbufs_validate(struct nv50_context *);
214 void nv50_validate_derived_rs(struct nv50_context *);
215 void nv50_stream_output_validate(struct nv50_context *);
216 
217 /* nv50_state.c */
218 extern void nv50_init_state_functions(struct nv50_context *);
219 
220 /* nv50_state_validate.c */
221 /* @words: check for space before emitting relocs */
222 extern boolean nv50_state_validate(struct nv50_context *, uint32_t state_mask,
223                                    unsigned space_words);
224 
225 /* nv50_surface.c */
226 extern void nv50_clear(struct pipe_context *, unsigned buffers,
227                        const union pipe_color_union *color,
228                        double depth, unsigned stencil);
229 extern void nv50_init_surface_functions(struct nv50_context *);
230 
231 /* nv50_tex.c */
232 void nv50_validate_textures(struct nv50_context *);
233 void nv50_validate_samplers(struct nv50_context *);
234 
235 struct pipe_sampler_view *
236 nv50_create_sampler_view(struct pipe_context *,
237                          struct pipe_resource *,
238                          const struct pipe_sampler_view *);
239 
240 /* nv50_transfer.c */
241 void
242 nv50_m2mf_transfer_rect(struct nv50_context *,
243                         const struct nv50_m2mf_rect *dst,
244                         const struct nv50_m2mf_rect *src,
245                         uint32_t nblocksx, uint32_t nblocksy);
246 void
247 nv50_sifc_linear_u8(struct nouveau_context *pipe,
248                     struct nouveau_bo *dst, unsigned offset, unsigned domain,
249                     unsigned size, const void *data);
250 void
251 nv50_m2mf_copy_linear(struct nouveau_context *pipe,
252                       struct nouveau_bo *dst, unsigned dstoff, unsigned dstdom,
253                       struct nouveau_bo *src, unsigned srcoff, unsigned srcdom,
254                       unsigned size);
255 void
256 nv50_cb_push(struct nouveau_context *nv,
257              struct nouveau_bo *bo, unsigned domain,
258              unsigned base, unsigned size,
259              unsigned offset, unsigned words, const uint32_t *data);
260 
261 /* nv50_vbo.c */
262 void nv50_draw_vbo(struct pipe_context *, const struct pipe_draw_info *);
263 
264 void *
265 nv50_vertex_state_create(struct pipe_context *pipe,
266                          unsigned num_elements,
267                          const struct pipe_vertex_element *elements);
268 void
269 nv50_vertex_state_delete(struct pipe_context *pipe, void *hwcso);
270 
271 void nv50_vertex_arrays_validate(struct nv50_context *nv50);
272 
273 /* nv50_push.c */
274 void nv50_push_vbo(struct nv50_context *, const struct pipe_draw_info *);
275 
276 #endif
277