2 * Copyright 2008 Ben Skeggs
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
18 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
19 * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
23 #include "nv50_context.h"
24 #include "nouveau/nouveau_stateobj.h"
26 #define NV50_CBUF_FORMAT_CASE(n) \
27 case PIPE_FORMAT_##n: so_data(so, NV50TCL_RT_FORMAT_##n); break
29 #define NV50_ZETA_FORMAT_CASE(n) \
30 case PIPE_FORMAT_##n: so_data(so, NV50TCL_ZETA_FORMAT_##n); break
33 nv50_state_validate_fb(struct nv50_context
*nv50
)
35 struct nouveau_grobj
*tesla
= nv50
->screen
->tesla
;
36 struct nouveau_stateobj
*so
= so_new(128, 18);
37 struct pipe_framebuffer_state
*fb
= &nv50
->framebuffer
;
38 unsigned i
, w
, h
, gw
= 0;
40 /* Set nr of active RTs and select RT for each colour output.
41 * FP result 0 always goes to RT[0], bits 4 - 6 are ignored.
42 * Ambiguous assignment results in no rendering (no DATA_ERROR).
44 so_method(so
, tesla
, NV50TCL_RT_CONTROL
, 1);
45 so_data (so
, fb
->nr_cbufs
|
46 (0 << 4) | (1 << 7) | (2 << 10) | (3 << 13) |
47 (4 << 16) | (5 << 19) | (6 << 22) | (7 << 25));
49 for (i
= 0; i
< fb
->nr_cbufs
; i
++) {
50 struct pipe_texture
*pt
= fb
->cbufs
[i
]->texture
;
51 struct nouveau_bo
*bo
= nv50_miptree(pt
)->base
.bo
;
54 w
= fb
->cbufs
[i
]->width
;
55 h
= fb
->cbufs
[i
]->height
;
58 assert(w
== fb
->cbufs
[i
]->width
);
59 assert(h
== fb
->cbufs
[i
]->height
);
62 so_method(so
, tesla
, NV50TCL_RT_HORIZ(i
), 2);
63 so_data (so
, fb
->cbufs
[i
]->width
);
64 so_data (so
, fb
->cbufs
[i
]->height
);
66 so_method(so
, tesla
, NV50TCL_RT_ADDRESS_HIGH(i
), 5);
67 so_reloc (so
, bo
, fb
->cbufs
[i
]->offset
, NOUVEAU_BO_VRAM
|
68 NOUVEAU_BO_HIGH
| NOUVEAU_BO_RDWR
, 0, 0);
69 so_reloc (so
, bo
, fb
->cbufs
[i
]->offset
, NOUVEAU_BO_VRAM
|
70 NOUVEAU_BO_LOW
| NOUVEAU_BO_RDWR
, 0, 0);
71 switch (fb
->cbufs
[i
]->format
) {
72 NV50_CBUF_FORMAT_CASE(A8R8G8B8_UNORM
);
73 NV50_CBUF_FORMAT_CASE(X8R8G8B8_UNORM
);
74 NV50_CBUF_FORMAT_CASE(R5G6B5_UNORM
);
75 NV50_CBUF_FORMAT_CASE(R16G16B16A16_SNORM
);
76 NV50_CBUF_FORMAT_CASE(R16G16B16A16_UNORM
);
77 NV50_CBUF_FORMAT_CASE(R32G32B32A32_FLOAT
);
78 NV50_CBUF_FORMAT_CASE(R16G16_SNORM
);
79 NV50_CBUF_FORMAT_CASE(R16G16_UNORM
);
81 NOUVEAU_ERR("AIIII unknown format %s\n",
82 pf_name(fb
->cbufs
[i
]->format
));
83 so_data(so
, NV50TCL_RT_FORMAT_X8R8G8B8_UNORM
);
86 so_data(so
, nv50_miptree(pt
)->
87 level
[fb
->cbufs
[i
]->level
].tile_mode
<< 4);
88 so_data(so
, 0x00000000);
90 so_method(so
, tesla
, NV50TCL_RT_ARRAY_MODE
, 1);
95 struct pipe_texture
*pt
= fb
->zsbuf
->texture
;
96 struct nouveau_bo
*bo
= nv50_miptree(pt
)->base
.bo
;
100 h
= fb
->zsbuf
->height
;
103 assert(w
== fb
->zsbuf
->width
);
104 assert(h
== fb
->zsbuf
->height
);
107 so_method(so
, tesla
, NV50TCL_ZETA_ADDRESS_HIGH
, 5);
108 so_reloc (so
, bo
, fb
->zsbuf
->offset
, NOUVEAU_BO_VRAM
|
109 NOUVEAU_BO_HIGH
| NOUVEAU_BO_RDWR
, 0, 0);
110 so_reloc (so
, bo
, fb
->zsbuf
->offset
, NOUVEAU_BO_VRAM
|
111 NOUVEAU_BO_LOW
| NOUVEAU_BO_RDWR
, 0, 0);
112 switch (fb
->zsbuf
->format
) {
113 NV50_ZETA_FORMAT_CASE(S8Z24_UNORM
);
114 NV50_ZETA_FORMAT_CASE(X8Z24_UNORM
);
115 NV50_ZETA_FORMAT_CASE(Z24S8_UNORM
);
116 NV50_ZETA_FORMAT_CASE(Z32_FLOAT
);
118 NOUVEAU_ERR("AIIII unknown format %s\n",
119 pf_name(fb
->zsbuf
->format
));
120 so_data(so
, NV50TCL_ZETA_FORMAT_S8Z24_UNORM
);
123 so_data(so
, nv50_miptree(pt
)->
124 level
[fb
->zsbuf
->level
].tile_mode
<< 4);
125 so_data(so
, 0x00000000);
127 so_method(so
, tesla
, NV50TCL_ZETA_ENABLE
, 1);
129 so_method(so
, tesla
, NV50TCL_ZETA_HORIZ
, 3);
130 so_data (so
, fb
->zsbuf
->width
);
131 so_data (so
, fb
->zsbuf
->height
);
132 so_data (so
, 0x00010001);
134 so_method(so
, tesla
, NV50TCL_ZETA_ENABLE
, 1);
138 so_method(so
, tesla
, NV50TCL_VIEWPORT_HORIZ(0), 2);
139 so_data (so
, w
<< 16);
140 so_data (so
, h
<< 16);
141 /* set window lower left corner */
142 so_method(so
, tesla
, NV50TCL_WINDOW_OFFSET_X
, 2);
145 /* set screen scissor rectangle */
146 so_method(so
, tesla
, NV50TCL_SCREEN_SCISSOR_HORIZ
, 2);
147 so_data (so
, w
<< 16);
148 so_data (so
, h
<< 16);
150 /* we set scissors to framebuffer size when they're 'turned off' */
151 nv50
->dirty
|= NV50_NEW_SCISSOR
;
152 so_ref(NULL
, &nv50
->state
.scissor
);
154 so_ref(so
, &nv50
->state
.fb
);
159 nv50_validate_samplers(struct nv50_context
*nv50
, struct nouveau_stateobj
*so
,
162 struct nouveau_grobj
*eng2d
= nv50
->screen
->eng2d
;
163 unsigned i
, j
, dw
= nv50
->sampler_nr
[p
] * 8;
167 nv50_so_init_sifc(nv50
, so
, nv50
->screen
->tsc
, NOUVEAU_BO_VRAM
,
168 p
* (32 * 8 * 4), dw
* 4);
170 so_method(so
, eng2d
, NV50_2D_SIFC_DATA
| (2 << 29), dw
);
172 for (i
= 0; i
< nv50
->sampler_nr
[p
]; ++i
) {
173 if (nv50
->sampler
[p
][i
])
174 so_datap(so
, nv50
->sampler
[p
][i
]->tsc
, 8);
176 for (j
= 0; j
< 8; ++j
) /* you get punished */
177 so_data(so
, 0); /* ... for leaving holes */
183 nv50_state_emit(struct nv50_context
*nv50
)
185 struct nv50_screen
*screen
= nv50
->screen
;
186 struct nouveau_channel
*chan
= screen
->base
.channel
;
188 if (nv50
->pctx_id
!= screen
->cur_pctx
) {
190 nv50
->state
.dirty
|= NV50_NEW_FRAMEBUFFER
;
191 if (nv50
->state
.blend
)
192 nv50
->state
.dirty
|= NV50_NEW_BLEND
;
194 nv50
->state
.dirty
|= NV50_NEW_ZSA
;
195 if (nv50
->state
.vertprog
)
196 nv50
->state
.dirty
|= NV50_NEW_VERTPROG
;
197 if (nv50
->state
.fragprog
)
198 nv50
->state
.dirty
|= NV50_NEW_FRAGPROG
;
199 if (nv50
->state
.rast
)
200 nv50
->state
.dirty
|= NV50_NEW_RASTERIZER
;
201 if (nv50
->state
.blend_colour
)
202 nv50
->state
.dirty
|= NV50_NEW_BLEND_COLOUR
;
203 if (nv50
->state
.stipple
)
204 nv50
->state
.dirty
|= NV50_NEW_STIPPLE
;
205 if (nv50
->state
.scissor
)
206 nv50
->state
.dirty
|= NV50_NEW_SCISSOR
;
207 if (nv50
->state
.viewport
)
208 nv50
->state
.dirty
|= NV50_NEW_VIEWPORT
;
209 if (nv50
->state
.tsc_upload
)
210 nv50
->state
.dirty
|= NV50_NEW_SAMPLER
;
211 if (nv50
->state
.tic_upload
)
212 nv50
->state
.dirty
|= NV50_NEW_TEXTURE
;
213 if (nv50
->state
.vtxfmt
&& nv50
->state
.vtxbuf
)
214 nv50
->state
.dirty
|= NV50_NEW_ARRAYS
;
215 screen
->cur_pctx
= nv50
->pctx_id
;
218 if (nv50
->state
.dirty
& NV50_NEW_FRAMEBUFFER
)
219 so_emit(chan
, nv50
->state
.fb
);
220 if (nv50
->state
.dirty
& NV50_NEW_BLEND
)
221 so_emit(chan
, nv50
->state
.blend
);
222 if (nv50
->state
.dirty
& NV50_NEW_ZSA
)
223 so_emit(chan
, nv50
->state
.zsa
);
224 if (nv50
->state
.dirty
& NV50_NEW_VERTPROG
)
225 so_emit(chan
, nv50
->state
.vertprog
);
226 if (nv50
->state
.dirty
& NV50_NEW_FRAGPROG
)
227 so_emit(chan
, nv50
->state
.fragprog
);
228 if (nv50
->state
.dirty
& (NV50_NEW_FRAGPROG
| NV50_NEW_VERTPROG
|
229 NV50_NEW_RASTERIZER
))
230 so_emit(chan
, nv50
->state
.programs
);
231 if (nv50
->state
.dirty
& NV50_NEW_RASTERIZER
)
232 so_emit(chan
, nv50
->state
.rast
);
233 if (nv50
->state
.dirty
& NV50_NEW_BLEND_COLOUR
)
234 so_emit(chan
, nv50
->state
.blend_colour
);
235 if (nv50
->state
.dirty
& NV50_NEW_STIPPLE
)
236 so_emit(chan
, nv50
->state
.stipple
);
237 if (nv50
->state
.dirty
& NV50_NEW_SCISSOR
)
238 so_emit(chan
, nv50
->state
.scissor
);
239 if (nv50
->state
.dirty
& NV50_NEW_VIEWPORT
)
240 so_emit(chan
, nv50
->state
.viewport
);
241 if (nv50
->state
.dirty
& NV50_NEW_SAMPLER
)
242 so_emit(chan
, nv50
->state
.tsc_upload
);
243 if (nv50
->state
.dirty
& NV50_NEW_TEXTURE
)
244 so_emit(chan
, nv50
->state
.tic_upload
);
245 if (nv50
->state
.dirty
& NV50_NEW_ARRAYS
) {
246 so_emit(chan
, nv50
->state
.vtxfmt
);
247 so_emit(chan
, nv50
->state
.vtxbuf
);
248 if (nv50
->state
.vtxattr
)
249 so_emit(chan
, nv50
->state
.vtxattr
);
251 nv50
->state
.dirty
= 0;
255 nv50_state_flush_notify(struct nouveau_channel
*chan
)
257 struct nv50_context
*nv50
= chan
->user_private
;
259 if (nv50
->state
.tic_upload
&& !(nv50
->dirty
& NV50_NEW_TEXTURE
))
260 so_emit(chan
, nv50
->state
.tic_upload
);
262 so_emit_reloc_markers(chan
, nv50
->state
.fb
);
263 so_emit_reloc_markers(chan
, nv50
->state
.vertprog
);
264 so_emit_reloc_markers(chan
, nv50
->state
.fragprog
);
265 so_emit_reloc_markers(chan
, nv50
->state
.vtxbuf
);
266 so_emit_reloc_markers(chan
, nv50
->screen
->static_init
);
270 nv50_state_validate(struct nv50_context
*nv50
)
272 struct nouveau_grobj
*tesla
= nv50
->screen
->tesla
;
273 struct nouveau_stateobj
*so
;
276 if (nv50
->dirty
& NV50_NEW_FRAMEBUFFER
)
277 nv50_state_validate_fb(nv50
);
279 if (nv50
->dirty
& NV50_NEW_BLEND
)
280 so_ref(nv50
->blend
->so
, &nv50
->state
.blend
);
282 if (nv50
->dirty
& NV50_NEW_ZSA
)
283 so_ref(nv50
->zsa
->so
, &nv50
->state
.zsa
);
285 if (nv50
->dirty
& (NV50_NEW_VERTPROG
| NV50_NEW_VERTPROG_CB
))
286 nv50_vertprog_validate(nv50
);
288 if (nv50
->dirty
& (NV50_NEW_FRAGPROG
| NV50_NEW_FRAGPROG_CB
))
289 nv50_fragprog_validate(nv50
);
291 if (nv50
->dirty
& (NV50_NEW_FRAGPROG
| NV50_NEW_VERTPROG
|
292 NV50_NEW_RASTERIZER
))
293 nv50_linkage_validate(nv50
);
295 if (nv50
->dirty
& NV50_NEW_RASTERIZER
)
296 so_ref(nv50
->rasterizer
->so
, &nv50
->state
.rast
);
298 if (nv50
->dirty
& NV50_NEW_BLEND_COLOUR
) {
300 so_method(so
, tesla
, NV50TCL_BLEND_COLOR(0), 4);
301 so_data (so
, fui(nv50
->blend_colour
.color
[0]));
302 so_data (so
, fui(nv50
->blend_colour
.color
[1]));
303 so_data (so
, fui(nv50
->blend_colour
.color
[2]));
304 so_data (so
, fui(nv50
->blend_colour
.color
[3]));
305 so_ref(so
, &nv50
->state
.blend_colour
);
309 if (nv50
->dirty
& NV50_NEW_STIPPLE
) {
311 so_method(so
, tesla
, NV50TCL_POLYGON_STIPPLE_PATTERN(0), 32);
312 for (i
= 0; i
< 32; i
++)
313 so_data(so
, util_bswap32(nv50
->stipple
.stipple
[i
]));
314 so_ref(so
, &nv50
->state
.stipple
);
318 if (nv50
->dirty
& (NV50_NEW_SCISSOR
| NV50_NEW_RASTERIZER
)) {
319 struct pipe_rasterizer_state
*rast
= &nv50
->rasterizer
->pipe
;
320 struct pipe_scissor_state
*s
= &nv50
->scissor
;
322 if (nv50
->state
.scissor
&&
323 (rast
->scissor
== 0 && nv50
->state
.scissor_enabled
== 0))
324 goto scissor_uptodate
;
325 nv50
->state
.scissor_enabled
= rast
->scissor
;
328 so_method(so
, tesla
, NV50TCL_SCISSOR_HORIZ(0), 2);
329 if (nv50
->state
.scissor_enabled
) {
330 so_data(so
, (s
->maxx
<< 16) | s
->minx
);
331 so_data(so
, (s
->maxy
<< 16) | s
->miny
);
333 so_data(so
, (nv50
->framebuffer
.width
<< 16));
334 so_data(so
, (nv50
->framebuffer
.height
<< 16));
336 so_ref(so
, &nv50
->state
.scissor
);
338 nv50
->state
.dirty
|= NV50_NEW_SCISSOR
;
342 if (nv50
->dirty
& (NV50_NEW_VIEWPORT
| NV50_NEW_RASTERIZER
)) {
345 if (!nv50
->rasterizer
->pipe
.bypass_vs_clip_and_viewport
)
350 if (nv50
->state
.viewport
&&
351 (bypass
|| !(nv50
->dirty
& NV50_NEW_VIEWPORT
)) &&
352 nv50
->state
.viewport_bypass
== bypass
)
353 goto viewport_uptodate
;
354 nv50
->state
.viewport_bypass
= bypass
;
358 so_method(so
, tesla
, NV50TCL_VIEWPORT_TRANSLATE_X(0), 3);
359 so_data (so
, fui(nv50
->viewport
.translate
[0]));
360 so_data (so
, fui(nv50
->viewport
.translate
[1]));
361 so_data (so
, fui(nv50
->viewport
.translate
[2]));
362 so_method(so
, tesla
, NV50TCL_VIEWPORT_SCALE_X(0), 3);
363 so_data (so
, fui(nv50
->viewport
.scale
[0]));
364 so_data (so
, fui(nv50
->viewport
.scale
[1]));
365 so_data (so
, fui(nv50
->viewport
.scale
[2]));
367 so_method(so
, tesla
, NV50TCL_VIEWPORT_TRANSFORM_EN
, 1);
369 /* 0x0000 = remove whole primitive only (xyz)
370 * 0x1018 = remove whole primitive only (xy), clamp z
371 * 0x1080 = clip primitive (xyz)
372 * 0x1098 = clip primitive (xy), clamp z
374 so_method(so
, tesla
, NV50TCL_VIEW_VOLUME_CLIP_CTRL
, 1);
375 so_data (so
, 0x1080);
376 /* no idea what 0f90 does */
377 so_method(so
, tesla
, 0x0f90, 1);
380 so_method(so
, tesla
, NV50TCL_VIEWPORT_TRANSFORM_EN
, 1);
382 so_method(so
, tesla
, NV50TCL_VIEW_VOLUME_CLIP_CTRL
, 1);
383 so_data (so
, 0x0000);
384 so_method(so
, tesla
, 0x0f90, 1);
388 so_ref(so
, &nv50
->state
.viewport
);
390 nv50
->state
.dirty
|= NV50_NEW_VIEWPORT
;
394 if (nv50
->dirty
& NV50_NEW_SAMPLER
) {
397 for (i
= 0; i
< PIPE_SHADER_TYPES
; ++i
)
398 nr
+= nv50
->sampler_nr
[i
];
400 so
= so_new(nr
* 8 + 24 * PIPE_SHADER_TYPES
+ 2, 4);
402 nv50_validate_samplers(nv50
, so
, PIPE_SHADER_VERTEX
);
403 nv50_validate_samplers(nv50
, so
, PIPE_SHADER_FRAGMENT
);
405 so_method(so
, tesla
, 0x1334, 1); /* flush TSC */
408 so_ref(so
, &nv50
->state
.tsc_upload
);
412 if (nv50
->dirty
& (NV50_NEW_TEXTURE
| NV50_NEW_SAMPLER
))
413 nv50_tex_validate(nv50
);
415 if (nv50
->dirty
& NV50_NEW_ARRAYS
)
416 nv50_vbo_validate(nv50
);
418 nv50
->state
.dirty
|= nv50
->dirty
;
420 nv50_state_emit(nv50
);
425 void nv50_so_init_sifc(struct nv50_context
*nv50
,
426 struct nouveau_stateobj
*so
,
427 struct nouveau_bo
*bo
, unsigned reloc
,
428 unsigned offset
, unsigned size
)
430 struct nouveau_grobj
*eng2d
= nv50
->screen
->eng2d
;
432 reloc
|= NOUVEAU_BO_WR
;
434 so_method(so
, eng2d
, NV50_2D_DST_FORMAT
, 2);
435 so_data (so
, NV50_2D_DST_FORMAT_R8_UNORM
);
437 so_method(so
, eng2d
, NV50_2D_DST_PITCH
, 5);
438 so_data (so
, 262144);
441 so_reloc (so
, bo
, offset
, reloc
| NOUVEAU_BO_HIGH
, 0, 0);
442 so_reloc (so
, bo
, offset
, reloc
| NOUVEAU_BO_LOW
, 0, 0);
443 so_method(so
, eng2d
, NV50_2D_SIFC_BITMAP_ENABLE
, 2);
445 so_data (so
, NV50_2D_SIFC_FORMAT_R8_UNORM
);
446 so_method(so
, eng2d
, NV50_2D_SIFC_WIDTH
, 10);