2 * Copyright 2008 Ben Skeggs
3 * Copyright 2010 Christoph Bumiller
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
19 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
20 * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24 #include "pipe/p_context.h"
25 #include "pipe/p_defines.h"
26 #include "pipe/p_state.h"
27 #include "util/u_inlines.h"
29 #include "nv50_context.h"
32 nv50_constbufs_validate(struct nv50_context
*nv50
)
34 struct nouveau_channel
*chan
= nv50
->screen
->base
.channel
;
37 for (s
= 0; s
< 3; ++s
) {
38 struct nv04_resource
*res
;
42 if (s
== PIPE_SHADER_FRAGMENT
)
43 p
= NV50_3D_SET_PROGRAM_CB_PROGRAM_FRAGMENT
;
45 if (s
== PIPE_SHADER_GEOMETRY
)
46 p
= NV50_3D_SET_PROGRAM_CB_PROGRAM_GEOMETRY
;
48 p
= NV50_3D_SET_PROGRAM_CB_PROGRAM_VERTEX
;
50 while (nv50
->constbuf_dirty
[s
]) {
51 struct nouveau_bo
*bo
;
55 i
= ffs(nv50
->constbuf_dirty
[s
]) - 1;
56 nv50
->constbuf_dirty
[s
] &= ~(1 << i
);
58 res
= nv04_resource(nv50
->constbuf
[s
][i
]);
61 BEGIN_RING(chan
, RING_3D(SET_PROGRAM_CB
), 1);
62 OUT_RING (chan
, (i
<< 8) | p
| 0);
70 /* always upload GL uniforms through CB DATA */
71 bo
= nv50
->screen
->uniforms
;
72 words
= res
->base
.width0
/ 4;
78 if (!nouveau_resource_mapped_by_gpu(&res
->base
)) {
79 nouveau_buffer_migrate(&nv50
->base
, res
, NOUVEAU_BO_VRAM
);
81 BEGIN_RING(chan
, RING_3D(CODE_CB_FLUSH
), 1);
84 MARK_RING (chan
, 6, 2);
85 BEGIN_RING(chan
, RING_3D(CB_DEF_ADDRESS_HIGH
), 3);
86 OUT_RESRCh(chan
, res
, 0, NOUVEAU_BO_RD
);
87 OUT_RESRCl(chan
, res
, 0, NOUVEAU_BO_RD
);
88 OUT_RING (chan
, (b
<< 16) | (res
->base
.width0
& 0xffff));
89 BEGIN_RING(chan
, RING_3D(SET_PROGRAM_CB
), 1);
90 OUT_RING (chan
, (b
<< 12) | (i
<< 8) | p
| 1);
94 nv50_bufctx_add_resident(nv50
, NV50_BUFCTX_CONSTANT
, res
,
95 res
->domain
| NOUVEAU_BO_RD
);
99 MARK_RING(chan
, 8, 1);
101 nouveau_bo_validate(chan
, bo
, res
->domain
| NOUVEAU_BO_WR
);
105 unsigned nr
= AVAIL_RING(chan
);
109 nouveau_bo_validate(chan
, bo
, res
->domain
| NOUVEAU_BO_WR
);
112 nr
= MIN2(MIN2(nr
- 3, words
), NV04_PFIFO_MAX_PACKET_LEN
);
114 BEGIN_RING(chan
, RING_3D(CB_ADDR
), 1);
115 OUT_RING (chan
, (start
<< 8) | b
);
116 BEGIN_RING_NI(chan
, RING_3D(CB_DATA(0)), nr
);
117 OUT_RINGp (chan
, &res
->data
[start
* 4], nr
);
127 nv50_program_validate(struct nv50_context
*nv50
, struct nv50_program
*prog
)
129 struct nouveau_resource
*heap
;
133 if (!prog
->translated
) {
134 prog
->translated
= nv50_program_translate(prog
);
135 if (!prog
->translated
)
141 if (prog
->type
== PIPE_SHADER_FRAGMENT
) heap
= nv50
->screen
->fp_code_heap
;
143 if (prog
->type
== PIPE_SHADER_GEOMETRY
) heap
= nv50
->screen
->gp_code_heap
;
145 heap
= nv50
->screen
->vp_code_heap
;
147 size
= align(prog
->code_size
, 0x100);
149 ret
= nouveau_resource_alloc(heap
, size
, prog
, &prog
->res
);
151 NOUVEAU_ERR("out of code space for shader type %i\n", prog
->type
);
154 prog
->code_base
= prog
->res
->start
;
156 nv50_relocate_program(prog
, prog
->code_base
, 0);
158 nv50_sifc_linear_u8(&nv50
->base
, nv50
->screen
->code
,
159 (prog
->type
<< NV50_CODE_BO_SIZE_LOG2
) + prog
->code_base
,
160 NOUVEAU_BO_VRAM
, prog
->code_size
, prog
->code
);
162 BEGIN_RING(nv50
->screen
->base
.channel
, RING_3D(CODE_CB_FLUSH
), 1);
163 OUT_RING (nv50
->screen
->base
.channel
, 0);
169 nv50_vertprog_validate(struct nv50_context
*nv50
)
171 struct nouveau_channel
*chan
= nv50
->screen
->base
.channel
;
172 struct nv50_program
*vp
= nv50
->vertprog
;
174 if (nv50
->clip
.nr
> vp
->vp
.clpd_nr
) {
176 nv50_program_destroy(nv50
, vp
);
177 vp
->vp
.clpd_nr
= nv50
->clip
.nr
;
180 if (!nv50_program_validate(nv50
, vp
))
183 BEGIN_RING(chan
, RING_3D(VP_ATTR_EN(0)), 2);
184 OUT_RING (chan
, vp
->vp
.attrs
[0]);
185 OUT_RING (chan
, vp
->vp
.attrs
[1]);
186 BEGIN_RING(chan
, RING_3D(VP_REG_ALLOC_RESULT
), 1);
187 OUT_RING (chan
, vp
->max_out
);
188 BEGIN_RING(chan
, RING_3D(VP_REG_ALLOC_TEMP
), 1);
189 OUT_RING (chan
, vp
->max_gpr
);
190 BEGIN_RING(chan
, RING_3D(VP_START_ID
), 1);
191 OUT_RING (chan
, vp
->code_base
);
195 nv50_fragprog_validate(struct nv50_context
*nv50
)
197 struct nouveau_channel
*chan
= nv50
->screen
->base
.channel
;
198 struct nv50_program
*fp
= nv50
->fragprog
;
200 if (!nv50_program_validate(nv50
, fp
))
203 BEGIN_RING(chan
, RING_3D(FP_REG_ALLOC_TEMP
), 1);
204 OUT_RING (chan
, fp
->max_gpr
);
205 BEGIN_RING(chan
, RING_3D(FP_RESULT_COUNT
), 1);
206 OUT_RING (chan
, fp
->max_out
);
207 BEGIN_RING(chan
, RING_3D(FP_CONTROL
), 1);
208 OUT_RING (chan
, fp
->fp
.flags
[0]);
209 BEGIN_RING(chan
, RING_3D(FP_CTRL_UNK196C
), 1);
210 OUT_RING (chan
, fp
->fp
.flags
[1]);
211 BEGIN_RING(chan
, RING_3D(FP_START_ID
), 1);
212 OUT_RING (chan
, fp
->code_base
);
216 nv50_gmtyprog_validate(struct nv50_context
*nv50
)
218 struct nouveau_channel
*chan
= nv50
->screen
->base
.channel
;
219 struct nv50_program
*gp
= nv50
->gmtyprog
;
221 if (!gp
) /* GP_ENABLE is updated in linkage validation */
223 if (!nv50_program_validate(nv50
, gp
))
226 BEGIN_RING(chan
, RING_3D(GP_REG_ALLOC_TEMP
), 1);
227 OUT_RING (chan
, gp
->max_gpr
);
228 BEGIN_RING(chan
, RING_3D(GP_REG_ALLOC_RESULT
), 1);
229 OUT_RING (chan
, gp
->max_out
);
230 BEGIN_RING(chan
, RING_3D(GP_OUTPUT_PRIMITIVE_TYPE
), 1);
231 OUT_RING (chan
, gp
->gp
.prim_type
);
232 BEGIN_RING(chan
, RING_3D(GP_VERTEX_OUTPUT_COUNT
), 1);
233 OUT_RING (chan
, gp
->gp
.vert_count
);
234 BEGIN_RING(chan
, RING_3D(GP_START_ID
), 1);
235 OUT_RING (chan
, gp
->code_base
);
239 nv50_sprite_coords_validate(struct nv50_context
*nv50
)
241 struct nouveau_channel
*chan
= nv50
->screen
->base
.channel
;
242 uint32_t pntc
[8], mode
;
243 struct nv50_program
*fp
= nv50
->fragprog
;
245 unsigned m
= (nv50
->state
.interpolant_ctrl
>> 8) & 0xff;
247 if (!nv50
->rast
->pipe
.point_quad_rasterization
) {
248 if (nv50
->state
.point_sprite
) {
249 BEGIN_RING(chan
, RING_3D(POINT_COORD_REPLACE_MAP(0)), 8);
250 for (i
= 0; i
< 8; ++i
)
253 nv50
->state
.point_sprite
= FALSE
;
257 nv50
->state
.point_sprite
= TRUE
;
260 memset(pntc
, 0, sizeof(pntc
));
262 for (i
= 0; i
< fp
->in_nr
; i
++) {
263 unsigned n
= util_bitcount(fp
->in
[i
].mask
);
265 if (fp
->in
[i
].sn
!= TGSI_SEMANTIC_GENERIC
) {
269 if (!(nv50
->rast
->pipe
.sprite_coord_enable
& (1 << fp
->in
[i
].si
))) {
274 for (c
= 0; c
< 4; ++c
) {
275 if (fp
->in
[i
].mask
& (1 << c
)) {
276 pntc
[m
/ 8] |= (c
+ 1) << ((m
% 8) * 4);
282 if (nv50
->rast
->pipe
.sprite_coord_mode
== PIPE_SPRITE_COORD_LOWER_LEFT
)
287 BEGIN_RING(chan
, RING_3D(POINT_SPRITE_CTRL
), 1);
288 OUT_RING (chan
, mode
);
290 BEGIN_RING(chan
, RING_3D(POINT_COORD_REPLACE_MAP(0)), 8);
291 OUT_RINGp (chan
, pntc
, 8);
294 /* Validate state derived from shaders and the rasterizer cso. */
296 nv50_validate_derived_rs(struct nv50_context
*nv50
)
298 struct nouveau_channel
*chan
= nv50
->screen
->base
.channel
;
299 uint32_t color
, psize
;
301 nv50_sprite_coords_validate(nv50
);
303 if (nv50
->dirty
& NV50_NEW_FRAGPROG
)
305 psize
= nv50
->state
.semantic_psize
& ~NV50_3D_MAP_SEMANTIC_3_PTSZ_EN__MASK
;
306 color
= nv50
->state
.semantic_color
& ~NV50_3D_MAP_SEMANTIC_0_CLMP_EN
;
308 if (nv50
->rast
->pipe
.clamp_vertex_color
)
309 color
|= NV50_3D_MAP_SEMANTIC_0_CLMP_EN
;
311 if (color
!= nv50
->state
.semantic_color
) {
312 nv50
->state
.semantic_color
= color
;
313 BEGIN_RING(chan
, RING_3D(MAP_SEMANTIC_0
), 1);
314 OUT_RING (chan
, color
);
317 if (nv50
->rast
->pipe
.point_size_per_vertex
)
318 psize
|= NV50_3D_MAP_SEMANTIC_3_PTSZ_EN__MASK
;
320 if (psize
!= nv50
->state
.semantic_psize
) {
321 nv50
->state
.semantic_psize
= psize
;
322 BEGIN_RING(chan
, RING_3D(MAP_SEMANTIC_3
), 1);
323 OUT_RING (chan
, psize
);
328 nv50_vec4_map(uint8_t *map
, int mid
, uint32_t lin
[4],
329 struct nv50_varying
*in
, struct nv50_varying
*out
)
332 uint8_t mv
= out
->mask
, mf
= in
->mask
, oid
= out
->hw
;
334 for (c
= 0; c
< 4; ++c
) {
337 lin
[mid
/ 32] |= 1 << (mid
% 32);
355 nv50_fp_linkage_validate(struct nv50_context
*nv50
)
357 struct nouveau_channel
*chan
= nv50
->screen
->base
.channel
;
358 struct nv50_program
*vp
= nv50
->gmtyprog
? nv50
->gmtyprog
: nv50
->vertprog
;
359 struct nv50_program
*fp
= nv50
->fragprog
;
360 struct nv50_varying dummy
;
363 uint32_t psiz
= 0x000;
364 uint32_t interp
= fp
->fp
.interp
;
365 uint32_t colors
= fp
->fp
.colors
;
369 memset(lin
, 0x00, sizeof(lin
));
371 /* XXX: in buggy-endian mode, is the first element of map (u32)0x000000xx
372 * or is it the first byte ?
374 memset(map
, nv50
->gmtyprog
? 0x80 : 0x40, sizeof(map
));
376 dummy
.mask
= 0xf; /* map all components of HPOS */
378 m
= nv50_vec4_map(map
, 0, lin
, &dummy
, &vp
->out
[0]);
380 for (c
= 0; c
< vp
->vp
.clpd_nr
; ++c
)
381 map
[m
++] = vp
->vp
.clpd
+ c
;
383 colors
|= m
<< 8; /* adjust BFC0 id */
385 /* if light_twoside is active, FFC0_ID == BFC0_ID is invalid */
386 if (nv50
->rast
->pipe
.light_twoside
) {
387 for (i
= 0; i
< 2; ++i
)
388 m
= nv50_vec4_map(map
, m
, lin
,
389 &fp
->in
[fp
->vp
.bfc
[i
]], &vp
->out
[vp
->vp
.bfc
[i
]]);
391 colors
+= m
- 4; /* adjust FFC0 id */
392 interp
|= m
<< 8; /* set map id where 'normal' FP inputs start */
395 for (i
= 0; i
< fp
->in_nr
; ++i
) {
396 for (n
= 0; n
< vp
->out_nr
; ++n
)
397 if (vp
->out
[n
].sn
== fp
->in
[i
].sn
&&
398 vp
->out
[n
].si
== fp
->in
[i
].si
)
400 m
= nv50_vec4_map(map
, m
, lin
,
401 &fp
->in
[i
], (n
< vp
->out_nr
) ? &vp
->out
[n
] : &dummy
);
404 /* PrimitiveID either is replaced by the system value, or
405 * written by the geometry shader into an output register
407 if (fp
->gp
.primid
< 0x40) {
409 map
[m
++] = vp
->gp
.primid
;
412 if (nv50
->rast
->pipe
.point_size_per_vertex
) {
414 map
[m
++] = vp
->vp
.psiz
;
417 if (nv50
->rast
->pipe
.clamp_vertex_color
)
418 colors
|= NV50_3D_MAP_SEMANTIC_0_CLMP_EN
;
423 if (unlikely(nv50
->gmtyprog
)) {
424 BEGIN_RING(chan
, RING_3D(GP_RESULT_MAP_SIZE
), 1);
426 BEGIN_RING(chan
, RING_3D(GP_RESULT_MAP(0)), n
);
427 OUT_RINGp (chan
, map
, n
);
429 BEGIN_RING(chan
, RING_3D(VP_GP_BUILTIN_ATTR_EN
), 1);
430 OUT_RING (chan
, vp
->vp
.attrs
[2]);
432 BEGIN_RING(chan
, RING_3D(MAP_SEMANTIC_4
), 1);
433 OUT_RING (chan
, primid
);
435 BEGIN_RING(chan
, RING_3D(VP_RESULT_MAP_SIZE
), 1);
437 BEGIN_RING(chan
, RING_3D(VP_RESULT_MAP(0)), n
);
438 OUT_RINGp (chan
, map
, n
);
441 BEGIN_RING(chan
, RING_3D(MAP_SEMANTIC_0
), 4);
442 OUT_RING (chan
, colors
);
443 OUT_RING (chan
, (vp
->vp
.clpd_nr
<< 8) | 4);
445 OUT_RING (chan
, psiz
);
447 BEGIN_RING(chan
, RING_3D(FP_INTERPOLANT_CTRL
), 1);
448 OUT_RING (chan
, interp
);
450 nv50
->state
.interpolant_ctrl
= interp
;
452 nv50
->state
.semantic_color
= colors
;
453 nv50
->state
.semantic_psize
= psiz
;
455 BEGIN_RING(chan
, RING_3D(NOPERSPECTIVE_BITMAP(0)), 4);
456 OUT_RINGp (chan
, lin
, 4);
458 BEGIN_RING(chan
, RING_3D(GP_ENABLE
), 1);
459 OUT_RING (chan
, nv50
->gmtyprog
? 1 : 0);
463 nv50_vp_gp_mapping(uint8_t *map
, int m
,
464 struct nv50_program
*vp
, struct nv50_program
*gp
)
468 for (i
= 0; i
< gp
->in_nr
; ++i
) {
469 uint8_t oid
= 0, mv
= 0, mg
= gp
->in
[i
].mask
;
471 for (j
= 0; j
< vp
->out_nr
; ++j
) {
472 if (vp
->out
[j
].sn
== gp
->in
[i
].sn
&&
473 vp
->out
[j
].si
== gp
->in
[i
].si
) {
474 mv
= vp
->out
[j
].mask
;
480 for (c
= 0; c
< 4; ++c
, mv
>>= 1, mg
>>= 1) {
485 map
[m
++] = (c
== 3) ? 0x41 : 0x40;
493 nv50_gp_linkage_validate(struct nv50_context
*nv50
)
495 struct nouveau_channel
*chan
= nv50
->screen
->base
.channel
;
496 struct nv50_program
*vp
= nv50
->vertprog
;
497 struct nv50_program
*gp
= nv50
->gmtyprog
;
504 memset(map
, 0, sizeof(map
));
506 m
= nv50_vp_gp_mapping(map
, m
, vp
, gp
);
510 BEGIN_RING(chan
, RING_3D(VP_GP_BUILTIN_ATTR_EN
), 1);
511 OUT_RING (chan
, vp
->vp
.attrs
[2] | gp
->vp
.attrs
[2]);
513 BEGIN_RING(chan
, RING_3D(VP_RESULT_MAP_SIZE
), 1);
515 BEGIN_RING(chan
, RING_3D(VP_RESULT_MAP(0)), n
);
516 OUT_RINGp (chan
, map
, n
);