1 #include "pipe/p_context.h"
2 #include "pipe/p_state.h"
3 #include "pipe/p_util.h"
5 #include "nv40_context.h"
6 #include "nv40_state.h"
8 #include "nouveau/nouveau_channel.h"
9 #include "nouveau/nouveau_pushbuf.h"
10 #include "nouveau/nouveau_util.h"
15 nv40_vbo_format_to_hw(enum pipe_format pipe
, unsigned *fmt
, unsigned *ncomp
)
20 case PIPE_FORMAT_R32_FLOAT
:
21 case PIPE_FORMAT_R32G32_FLOAT
:
22 case PIPE_FORMAT_R32G32B32_FLOAT
:
23 case PIPE_FORMAT_R32G32B32A32_FLOAT
:
24 *fmt
= NV40TCL_VTXFMT_TYPE_FLOAT
;
26 case PIPE_FORMAT_R8_UNORM
:
27 case PIPE_FORMAT_R8G8_UNORM
:
28 case PIPE_FORMAT_R8G8B8_UNORM
:
29 case PIPE_FORMAT_R8G8B8A8_UNORM
:
30 *fmt
= NV40TCL_VTXFMT_TYPE_UBYTE
;
32 case PIPE_FORMAT_R16_SSCALED
:
33 case PIPE_FORMAT_R16G16_SSCALED
:
34 case PIPE_FORMAT_R16G16B16_SSCALED
:
35 case PIPE_FORMAT_R16G16B16A16_SSCALED
:
36 *fmt
= NV40TCL_VTXFMT_TYPE_USHORT
;
39 pf_sprint_name(fs
, pipe
);
40 NOUVEAU_ERR("Unknown format %s\n", fs
);
45 case PIPE_FORMAT_R8_UNORM
:
46 case PIPE_FORMAT_R32_FLOAT
:
47 case PIPE_FORMAT_R16_SSCALED
:
50 case PIPE_FORMAT_R8G8_UNORM
:
51 case PIPE_FORMAT_R32G32_FLOAT
:
52 case PIPE_FORMAT_R16G16_SSCALED
:
55 case PIPE_FORMAT_R8G8B8_UNORM
:
56 case PIPE_FORMAT_R32G32B32_FLOAT
:
57 case PIPE_FORMAT_R16G16B16_SSCALED
:
60 case PIPE_FORMAT_R8G8B8A8_UNORM
:
61 case PIPE_FORMAT_R32G32B32A32_FLOAT
:
62 case PIPE_FORMAT_R16G16B16A16_SSCALED
:
66 pf_sprint_name(fs
, pipe
);
67 NOUVEAU_ERR("Unknown format %s\n", fs
);
75 nv40_vbo_set_idxbuf(struct nv40_context
*nv40
, struct pipe_buffer
*ib
,
78 struct pipe_screen
*pscreen
= &nv40
->screen
->pipe
;
83 nv40
->idxbuf_format
= 0xdeadbeef;
87 if (!pscreen
->get_param(pscreen
, NOUVEAU_CAP_HW_IDXBUF
) || ib_size
== 1)
92 type
= NV40TCL_IDXBUF_FORMAT_TYPE_U16
;
95 type
= NV40TCL_IDXBUF_FORMAT_TYPE_U32
;
101 if (ib
!= nv40
->idxbuf
||
102 type
!= nv40
->idxbuf_format
) {
103 nv40
->dirty
|= NV40_NEW_ARRAYS
;
105 nv40
->idxbuf_format
= type
;
112 nv40_vbo_static_attrib(struct nv40_context
*nv40
, struct nouveau_stateobj
*so
,
113 int attrib
, struct pipe_vertex_element
*ve
,
114 struct pipe_vertex_buffer
*vb
)
116 struct pipe_winsys
*ws
= nv40
->pipe
.winsys
;
117 struct nouveau_grobj
*curie
= nv40
->screen
->curie
;
118 unsigned type
, ncomp
;
121 if (nv40_vbo_format_to_hw(ve
->src_format
, &type
, &ncomp
))
124 map
= ws
->buffer_map(ws
, vb
->buffer
, PIPE_BUFFER_USAGE_CPU_READ
);
125 map
+= vb
->buffer_offset
+ ve
->src_offset
;
128 case NV40TCL_VTXFMT_TYPE_FLOAT
:
134 so_method(so
, curie
, NV40TCL_VTX_ATTR_4F_X(attrib
), 4);
135 so_data (so
, fui(v
[0]));
136 so_data (so
, fui(v
[1]));
137 so_data (so
, fui(v
[2]));
138 so_data (so
, fui(v
[3]));
141 so_method(so
, curie
, NV40TCL_VTX_ATTR_3F_X(attrib
), 3);
142 so_data (so
, fui(v
[0]));
143 so_data (so
, fui(v
[1]));
144 so_data (so
, fui(v
[2]));
147 so_method(so
, curie
, NV40TCL_VTX_ATTR_2F_X(attrib
), 2);
148 so_data (so
, fui(v
[0]));
149 so_data (so
, fui(v
[1]));
152 so_method(so
, curie
, 0x1e40 + (attrib
* 4), 1);
153 so_data (so
, fui(v
[0]));
156 ws
->buffer_unmap(ws
, vb
->buffer
);
162 ws
->buffer_unmap(ws
, vb
->buffer
);
166 ws
->buffer_unmap(ws
, vb
->buffer
);
172 nv40_draw_arrays(struct pipe_context
*pipe
,
173 unsigned mode
, unsigned start
, unsigned count
)
175 struct nv40_context
*nv40
= nv40_context(pipe
);
176 struct nouveau_channel
*chan
= nv40
->nvws
->channel
;
179 nv40_vbo_set_idxbuf(nv40
, NULL
, 0);
180 if (FORCE_SWTNL
|| !nv40_state_validate(nv40
)) {
181 return nv40_draw_elements_swtnl(pipe
, NULL
, 0,
188 nv40_state_emit(nv40
);
190 vc
= nouveau_vbuf_split(chan
->pushbuf
->remaining
, 6, 256,
191 mode
, start
, count
, &restart
);
197 BEGIN_RING(curie
, NV40TCL_BEGIN_END
, 1);
198 OUT_RING (nvgl_primitive(mode
));
202 BEGIN_RING(curie
, NV40TCL_VB_VERTEX_BATCH
, 1);
203 OUT_RING (((nr
- 1) << 24) | start
);
209 unsigned push
= nr
> 2047 ? 2047 : nr
;
213 BEGIN_RING_NI(curie
, NV40TCL_VB_VERTEX_BATCH
, push
);
215 OUT_RING(((0x100 - 1) << 24) | start
);
220 BEGIN_RING(curie
, NV40TCL_BEGIN_END
, 1);
227 pipe
->flush(pipe
, 0, NULL
);
232 nv40_draw_elements_u08(struct nv40_context
*nv40
, void *ib
,
233 unsigned mode
, unsigned start
, unsigned count
)
235 struct nouveau_channel
*chan
= nv40
->nvws
->channel
;
238 uint8_t *elts
= (uint8_t *)ib
+ start
;
239 unsigned vc
, push
, restart
;
241 nv40_state_emit(nv40
);
243 vc
= nouveau_vbuf_split(chan
->pushbuf
->remaining
, 6, 2,
244 mode
, start
, count
, &restart
);
251 BEGIN_RING(curie
, NV40TCL_BEGIN_END
, 1);
252 OUT_RING (nvgl_primitive(mode
));
255 BEGIN_RING(curie
, NV40TCL_VB_ELEMENT_U32
, 1);
263 push
= MIN2(vc
, 2047 * 2);
265 BEGIN_RING_NI(curie
, NV40TCL_VB_ELEMENT_U16
, push
>> 1);
266 for (i
= 0; i
< push
; i
+=2)
267 OUT_RING((elts
[i
+1] << 16) | elts
[i
]);
273 BEGIN_RING(curie
, NV40TCL_BEGIN_END
, 1);
281 nv40_draw_elements_u16(struct nv40_context
*nv40
, void *ib
,
282 unsigned mode
, unsigned start
, unsigned count
)
284 struct nouveau_channel
*chan
= nv40
->nvws
->channel
;
287 uint16_t *elts
= (uint16_t *)ib
+ start
;
288 unsigned vc
, push
, restart
;
290 nv40_state_emit(nv40
);
292 vc
= nouveau_vbuf_split(chan
->pushbuf
->remaining
, 6, 2,
293 mode
, start
, count
, &restart
);
300 BEGIN_RING(curie
, NV40TCL_BEGIN_END
, 1);
301 OUT_RING (nvgl_primitive(mode
));
304 BEGIN_RING(curie
, NV40TCL_VB_ELEMENT_U32
, 1);
312 push
= MIN2(vc
, 2047 * 2);
314 BEGIN_RING_NI(curie
, NV40TCL_VB_ELEMENT_U16
, push
>> 1);
315 for (i
= 0; i
< push
; i
+=2)
316 OUT_RING((elts
[i
+1] << 16) | elts
[i
]);
322 BEGIN_RING(curie
, NV40TCL_BEGIN_END
, 1);
330 nv40_draw_elements_u32(struct nv40_context
*nv40
, void *ib
,
331 unsigned mode
, unsigned start
, unsigned count
)
333 struct nouveau_channel
*chan
= nv40
->nvws
->channel
;
336 uint32_t *elts
= (uint32_t *)ib
+ start
;
337 unsigned vc
, push
, restart
;
339 nv40_state_emit(nv40
);
341 vc
= nouveau_vbuf_split(chan
->pushbuf
->remaining
, 5, 1,
342 mode
, start
, count
, &restart
);
349 BEGIN_RING(curie
, NV40TCL_BEGIN_END
, 1);
350 OUT_RING (nvgl_primitive(mode
));
353 push
= MIN2(vc
, 2047);
355 BEGIN_RING_NI(curie
, NV40TCL_VB_ELEMENT_U32
, push
);
356 OUT_RINGp (elts
, push
);
362 BEGIN_RING(curie
, NV40TCL_BEGIN_END
, 1);
370 nv40_draw_elements_inline(struct pipe_context
*pipe
,
371 struct pipe_buffer
*ib
, unsigned ib_size
,
372 unsigned mode
, unsigned start
, unsigned count
)
374 struct nv40_context
*nv40
= nv40_context(pipe
);
375 struct pipe_winsys
*ws
= pipe
->winsys
;
378 map
= ws
->buffer_map(ws
, ib
, PIPE_BUFFER_USAGE_CPU_READ
);
380 NOUVEAU_ERR("failed mapping ib\n");
386 nv40_draw_elements_u08(nv40
, map
, mode
, start
, count
);
389 nv40_draw_elements_u16(nv40
, map
, mode
, start
, count
);
392 nv40_draw_elements_u32(nv40
, map
, mode
, start
, count
);
395 NOUVEAU_ERR("invalid idxbuf fmt %d\n", ib_size
);
399 ws
->buffer_unmap(ws
, ib
);
404 nv40_draw_elements_vbo(struct pipe_context
*pipe
,
405 unsigned mode
, unsigned start
, unsigned count
)
407 struct nv40_context
*nv40
= nv40_context(pipe
);
408 struct nouveau_channel
*chan
= nv40
->nvws
->channel
;
414 nv40_state_emit(nv40
);
416 vc
= nouveau_vbuf_split(chan
->pushbuf
->remaining
, 6, 256,
417 mode
, start
, count
, &restart
);
423 BEGIN_RING(curie
, NV40TCL_BEGIN_END
, 1);
424 OUT_RING (nvgl_primitive(mode
));
428 BEGIN_RING(curie
, NV40TCL_VB_INDEX_BATCH
, 1);
429 OUT_RING (((nr
- 1) << 24) | start
);
435 unsigned push
= nr
> 2047 ? 2047 : nr
;
439 BEGIN_RING_NI(curie
, NV40TCL_VB_INDEX_BATCH
, push
);
441 OUT_RING(((0x100 - 1) << 24) | start
);
446 BEGIN_RING(curie
, NV40TCL_BEGIN_END
, 1);
457 nv40_draw_elements(struct pipe_context
*pipe
,
458 struct pipe_buffer
*indexBuffer
, unsigned indexSize
,
459 unsigned mode
, unsigned start
, unsigned count
)
461 struct nv40_context
*nv40
= nv40_context(pipe
);
464 idxbuf
= nv40_vbo_set_idxbuf(nv40
, indexBuffer
, indexSize
);
465 if (FORCE_SWTNL
|| !nv40_state_validate(nv40
)) {
466 return nv40_draw_elements_swtnl(pipe
, NULL
, 0,
471 nv40_draw_elements_vbo(pipe
, mode
, start
, count
);
473 nv40_draw_elements_inline(pipe
, indexBuffer
, indexSize
,
477 pipe
->flush(pipe
, 0, NULL
);
482 nv40_vbo_validate(struct nv40_context
*nv40
)
484 struct nouveau_stateobj
*vtxbuf
, *vtxfmt
, *sattr
= NULL
;
485 struct nouveau_grobj
*curie
= nv40
->screen
->curie
;
486 struct pipe_buffer
*ib
= nv40
->idxbuf
;
487 unsigned ib_format
= nv40
->idxbuf_format
;
488 unsigned vb_flags
= NOUVEAU_BO_VRAM
| NOUVEAU_BO_GART
| NOUVEAU_BO_RD
;
491 if (nv40
->edgeflags
) {
492 nv40
->fallback_swtnl
|= NV40_NEW_ARRAYS
;
496 vtxbuf
= so_new(20, 18);
497 so_method(vtxbuf
, curie
, NV40TCL_VTXBUF_ADDRESS(0), nv40
->vtxelt_nr
);
498 vtxfmt
= so_new(17, 0);
499 so_method(vtxfmt
, curie
, NV40TCL_VTXFMT(0), nv40
->vtxelt_nr
);
501 for (hw
= 0; hw
< nv40
->vtxelt_nr
; hw
++) {
502 struct pipe_vertex_element
*ve
;
503 struct pipe_vertex_buffer
*vb
;
504 unsigned type
, ncomp
;
506 ve
= &nv40
->vtxelt
[hw
];
507 vb
= &nv40
->vtxbuf
[ve
->vertex_buffer_index
];
511 sattr
= so_new(16 * 5, 0);
513 if (nv40_vbo_static_attrib(nv40
, sattr
, hw
, ve
, vb
)) {
515 so_data(vtxfmt
, NV40TCL_VTXFMT_TYPE_FLOAT
);
520 if (nv40_vbo_format_to_hw(ve
->src_format
, &type
, &ncomp
)) {
521 nv40
->fallback_swtnl
|= NV40_NEW_ARRAYS
;
522 so_ref(NULL
, &vtxbuf
);
523 so_ref(NULL
, &vtxfmt
);
527 so_reloc(vtxbuf
, vb
->buffer
, vb
->buffer_offset
+ ve
->src_offset
,
528 vb_flags
| NOUVEAU_BO_LOW
| NOUVEAU_BO_OR
,
529 0, NV40TCL_VTXBUF_ADDRESS_DMA1
);
530 so_data (vtxfmt
, ((vb
->pitch
<< NV40TCL_VTXFMT_STRIDE_SHIFT
) |
531 (ncomp
<< NV40TCL_VTXFMT_SIZE_SHIFT
) | type
));
535 so_method(vtxbuf
, curie
, NV40TCL_IDXBUF_ADDRESS
, 2);
536 so_reloc (vtxbuf
, ib
, 0, vb_flags
| NOUVEAU_BO_LOW
, 0, 0);
537 so_reloc (vtxbuf
, ib
, ib_format
, vb_flags
| NOUVEAU_BO_OR
,
538 0, NV40TCL_IDXBUF_FORMAT_DMA1
);
541 so_method(vtxbuf
, curie
, 0x1710, 1);
544 so_ref(vtxbuf
, &nv40
->state
.hw
[NV40_STATE_VTXBUF
]);
545 nv40
->state
.dirty
|= (1ULL << NV40_STATE_VTXBUF
);
546 so_ref(vtxfmt
, &nv40
->state
.hw
[NV40_STATE_VTXFMT
]);
547 nv40
->state
.dirty
|= (1ULL << NV40_STATE_VTXFMT
);
548 so_ref(sattr
, &nv40
->state
.hw
[NV40_STATE_VTXATTR
]);
549 nv40
->state
.dirty
|= (1ULL << NV40_STATE_VTXATTR
);
553 struct nv40_state_entry nv40_state_vbo
= {
554 .validate
= nv40_vbo_validate
,
556 .pipe
= NV40_NEW_ARRAYS
,