2 * Copyright 2012 Advanced Micro Devices, Inc.
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 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
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 NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE.
24 * Christian König <christian.koenig@amd.com>
29 #include "radeon/r600_cs.h"
30 #include "radeon/r600_query.h"
32 #include "util/u_dual_blend.h"
33 #include "util/u_format.h"
34 #include "util/u_format_s3tc.h"
35 #include "util/u_memory.h"
36 #include "util/u_resource.h"
38 /* Initialize an external atom (owned by ../radeon). */
40 si_init_external_atom(struct si_context
*sctx
, struct r600_atom
*atom
,
41 struct r600_atom
**list_elem
)
43 atom
->id
= list_elem
- sctx
->atoms
.array
+ 1;
47 /* Initialize an atom owned by radeonsi. */
48 void si_init_atom(struct si_context
*sctx
, struct r600_atom
*atom
,
49 struct r600_atom
**list_elem
,
50 void (*emit_func
)(struct si_context
*ctx
, struct r600_atom
*state
))
52 atom
->emit
= (void*)emit_func
;
53 atom
->id
= list_elem
- sctx
->atoms
.array
+ 1; /* index+1 in the atom array */
57 static unsigned si_map_swizzle(unsigned swizzle
)
61 return V_008F0C_SQ_SEL_Y
;
63 return V_008F0C_SQ_SEL_Z
;
65 return V_008F0C_SQ_SEL_W
;
67 return V_008F0C_SQ_SEL_0
;
69 return V_008F0C_SQ_SEL_1
;
70 default: /* PIPE_SWIZZLE_X */
71 return V_008F0C_SQ_SEL_X
;
75 static uint32_t S_FIXED(float value
, uint32_t frac_bits
)
77 return value
* (1 << frac_bits
);
80 /* 12.4 fixed-point */
81 static unsigned si_pack_float_12p4(float x
)
84 x
>= 4096 ? 0xffff : x
* 16;
88 * Inferred framebuffer and blender state.
90 * CB_TARGET_MASK is emitted here to avoid a hang with dual source blending
91 * if there is not enough PS outputs.
93 static void si_emit_cb_render_state(struct si_context
*sctx
, struct r600_atom
*atom
)
95 struct radeon_winsys_cs
*cs
= sctx
->b
.gfx
.cs
;
96 struct si_state_blend
*blend
= sctx
->queued
.named
.blend
;
97 /* CB_COLORn_INFO.FORMAT=INVALID should disable unbound colorbuffers,
98 * but you never know. */
99 uint32_t cb_target_mask
= sctx
->framebuffer
.colorbuf_enabled_4bit
;
103 cb_target_mask
&= blend
->cb_target_mask
;
105 /* Avoid a hang that happens when dual source blending is enabled
106 * but there is not enough color outputs. This is undefined behavior,
107 * so disable color writes completely.
109 * Reproducible with Unigine Heaven 4.0 and drirc missing.
111 if (blend
&& blend
->dual_src_blend
&&
112 sctx
->ps_shader
.cso
&&
113 (sctx
->ps_shader
.cso
->info
.colors_written
& 0x3) != 0x3)
116 radeon_set_context_reg(cs
, R_028238_CB_TARGET_MASK
, cb_target_mask
);
118 /* STONEY-specific register settings. */
119 if (sctx
->b
.family
== CHIP_STONEY
) {
120 unsigned spi_shader_col_format
=
121 sctx
->ps_shader
.cso
?
122 sctx
->ps_shader
.current
->key
.part
.ps
.epilog
.spi_shader_col_format
: 0;
123 unsigned sx_ps_downconvert
= 0;
124 unsigned sx_blend_opt_epsilon
= 0;
125 unsigned sx_blend_opt_control
= 0;
127 for (i
= 0; i
< sctx
->framebuffer
.state
.nr_cbufs
; i
++) {
128 struct r600_surface
*surf
=
129 (struct r600_surface
*)sctx
->framebuffer
.state
.cbufs
[i
];
130 unsigned format
, swap
, spi_format
, colormask
;
131 bool has_alpha
, has_rgb
;
136 format
= G_028C70_FORMAT(surf
->cb_color_info
);
137 swap
= G_028C70_COMP_SWAP(surf
->cb_color_info
);
138 spi_format
= (spi_shader_col_format
>> (i
* 4)) & 0xf;
139 colormask
= (cb_target_mask
>> (i
* 4)) & 0xf;
141 /* Set if RGB and A are present. */
142 has_alpha
= !G_028C74_FORCE_DST_ALPHA_1(surf
->cb_color_attrib
);
144 if (format
== V_028C70_COLOR_8
||
145 format
== V_028C70_COLOR_16
||
146 format
== V_028C70_COLOR_32
)
147 has_rgb
= !has_alpha
;
151 /* Check the colormask and export format. */
152 if (!(colormask
& (PIPE_MASK_RGBA
& ~PIPE_MASK_A
)))
154 if (!(colormask
& PIPE_MASK_A
))
157 if (spi_format
== V_028714_SPI_SHADER_ZERO
) {
162 /* Disable value checking for disabled channels. */
164 sx_blend_opt_control
|= S_02875C_MRT0_COLOR_OPT_DISABLE(1) << (i
* 4);
166 sx_blend_opt_control
|= S_02875C_MRT0_ALPHA_OPT_DISABLE(1) << (i
* 4);
168 /* Enable down-conversion for 32bpp and smaller formats. */
170 case V_028C70_COLOR_8
:
171 case V_028C70_COLOR_8_8
:
172 case V_028C70_COLOR_8_8_8_8
:
173 /* For 1 and 2-channel formats, use the superset thereof. */
174 if (spi_format
== V_028714_SPI_SHADER_FP16_ABGR
||
175 spi_format
== V_028714_SPI_SHADER_UINT16_ABGR
||
176 spi_format
== V_028714_SPI_SHADER_SINT16_ABGR
) {
177 sx_ps_downconvert
|= V_028754_SX_RT_EXPORT_8_8_8_8
<< (i
* 4);
178 sx_blend_opt_epsilon
|= V_028758_8BIT_FORMAT
<< (i
* 4);
182 case V_028C70_COLOR_5_6_5
:
183 if (spi_format
== V_028714_SPI_SHADER_FP16_ABGR
) {
184 sx_ps_downconvert
|= V_028754_SX_RT_EXPORT_5_6_5
<< (i
* 4);
185 sx_blend_opt_epsilon
|= V_028758_6BIT_FORMAT
<< (i
* 4);
189 case V_028C70_COLOR_1_5_5_5
:
190 if (spi_format
== V_028714_SPI_SHADER_FP16_ABGR
) {
191 sx_ps_downconvert
|= V_028754_SX_RT_EXPORT_1_5_5_5
<< (i
* 4);
192 sx_blend_opt_epsilon
|= V_028758_5BIT_FORMAT
<< (i
* 4);
196 case V_028C70_COLOR_4_4_4_4
:
197 if (spi_format
== V_028714_SPI_SHADER_FP16_ABGR
) {
198 sx_ps_downconvert
|= V_028754_SX_RT_EXPORT_4_4_4_4
<< (i
* 4);
199 sx_blend_opt_epsilon
|= V_028758_4BIT_FORMAT
<< (i
* 4);
203 case V_028C70_COLOR_32
:
204 if (swap
== V_0280A0_SWAP_STD
&&
205 spi_format
== V_028714_SPI_SHADER_32_R
)
206 sx_ps_downconvert
|= V_028754_SX_RT_EXPORT_32_R
<< (i
* 4);
207 else if (swap
== V_0280A0_SWAP_ALT_REV
&&
208 spi_format
== V_028714_SPI_SHADER_32_AR
)
209 sx_ps_downconvert
|= V_028754_SX_RT_EXPORT_32_A
<< (i
* 4);
212 case V_028C70_COLOR_16
:
213 case V_028C70_COLOR_16_16
:
214 /* For 1-channel formats, use the superset thereof. */
215 if (spi_format
== V_028714_SPI_SHADER_UNORM16_ABGR
||
216 spi_format
== V_028714_SPI_SHADER_SNORM16_ABGR
||
217 spi_format
== V_028714_SPI_SHADER_UINT16_ABGR
||
218 spi_format
== V_028714_SPI_SHADER_SINT16_ABGR
) {
219 if (swap
== V_0280A0_SWAP_STD
||
220 swap
== V_0280A0_SWAP_STD_REV
)
221 sx_ps_downconvert
|= V_028754_SX_RT_EXPORT_16_16_GR
<< (i
* 4);
223 sx_ps_downconvert
|= V_028754_SX_RT_EXPORT_16_16_AR
<< (i
* 4);
227 case V_028C70_COLOR_10_11_11
:
228 if (spi_format
== V_028714_SPI_SHADER_FP16_ABGR
) {
229 sx_ps_downconvert
|= V_028754_SX_RT_EXPORT_10_11_11
<< (i
* 4);
230 sx_blend_opt_epsilon
|= V_028758_11BIT_FORMAT
<< (i
* 4);
234 case V_028C70_COLOR_2_10_10_10
:
235 if (spi_format
== V_028714_SPI_SHADER_FP16_ABGR
) {
236 sx_ps_downconvert
|= V_028754_SX_RT_EXPORT_2_10_10_10
<< (i
* 4);
237 sx_blend_opt_epsilon
|= V_028758_10BIT_FORMAT
<< (i
* 4);
243 if (sctx
->screen
->b
.debug_flags
& DBG_NO_RB_PLUS
) {
244 sx_ps_downconvert
= 0;
245 sx_blend_opt_epsilon
= 0;
246 sx_blend_opt_control
= 0;
249 radeon_set_context_reg_seq(cs
, R_028754_SX_PS_DOWNCONVERT
, 3);
250 radeon_emit(cs
, sx_ps_downconvert
); /* R_028754_SX_PS_DOWNCONVERT */
251 radeon_emit(cs
, sx_blend_opt_epsilon
); /* R_028758_SX_BLEND_OPT_EPSILON */
252 radeon_emit(cs
, sx_blend_opt_control
); /* R_02875C_SX_BLEND_OPT_CONTROL */
260 static uint32_t si_translate_blend_function(int blend_func
)
262 switch (blend_func
) {
264 return V_028780_COMB_DST_PLUS_SRC
;
265 case PIPE_BLEND_SUBTRACT
:
266 return V_028780_COMB_SRC_MINUS_DST
;
267 case PIPE_BLEND_REVERSE_SUBTRACT
:
268 return V_028780_COMB_DST_MINUS_SRC
;
270 return V_028780_COMB_MIN_DST_SRC
;
272 return V_028780_COMB_MAX_DST_SRC
;
274 R600_ERR("Unknown blend function %d\n", blend_func
);
281 static uint32_t si_translate_blend_factor(int blend_fact
)
283 switch (blend_fact
) {
284 case PIPE_BLENDFACTOR_ONE
:
285 return V_028780_BLEND_ONE
;
286 case PIPE_BLENDFACTOR_SRC_COLOR
:
287 return V_028780_BLEND_SRC_COLOR
;
288 case PIPE_BLENDFACTOR_SRC_ALPHA
:
289 return V_028780_BLEND_SRC_ALPHA
;
290 case PIPE_BLENDFACTOR_DST_ALPHA
:
291 return V_028780_BLEND_DST_ALPHA
;
292 case PIPE_BLENDFACTOR_DST_COLOR
:
293 return V_028780_BLEND_DST_COLOR
;
294 case PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE
:
295 return V_028780_BLEND_SRC_ALPHA_SATURATE
;
296 case PIPE_BLENDFACTOR_CONST_COLOR
:
297 return V_028780_BLEND_CONSTANT_COLOR
;
298 case PIPE_BLENDFACTOR_CONST_ALPHA
:
299 return V_028780_BLEND_CONSTANT_ALPHA
;
300 case PIPE_BLENDFACTOR_ZERO
:
301 return V_028780_BLEND_ZERO
;
302 case PIPE_BLENDFACTOR_INV_SRC_COLOR
:
303 return V_028780_BLEND_ONE_MINUS_SRC_COLOR
;
304 case PIPE_BLENDFACTOR_INV_SRC_ALPHA
:
305 return V_028780_BLEND_ONE_MINUS_SRC_ALPHA
;
306 case PIPE_BLENDFACTOR_INV_DST_ALPHA
:
307 return V_028780_BLEND_ONE_MINUS_DST_ALPHA
;
308 case PIPE_BLENDFACTOR_INV_DST_COLOR
:
309 return V_028780_BLEND_ONE_MINUS_DST_COLOR
;
310 case PIPE_BLENDFACTOR_INV_CONST_COLOR
:
311 return V_028780_BLEND_ONE_MINUS_CONSTANT_COLOR
;
312 case PIPE_BLENDFACTOR_INV_CONST_ALPHA
:
313 return V_028780_BLEND_ONE_MINUS_CONSTANT_ALPHA
;
314 case PIPE_BLENDFACTOR_SRC1_COLOR
:
315 return V_028780_BLEND_SRC1_COLOR
;
316 case PIPE_BLENDFACTOR_SRC1_ALPHA
:
317 return V_028780_BLEND_SRC1_ALPHA
;
318 case PIPE_BLENDFACTOR_INV_SRC1_COLOR
:
319 return V_028780_BLEND_INV_SRC1_COLOR
;
320 case PIPE_BLENDFACTOR_INV_SRC1_ALPHA
:
321 return V_028780_BLEND_INV_SRC1_ALPHA
;
323 R600_ERR("Bad blend factor %d not supported!\n", blend_fact
);
330 static uint32_t si_translate_blend_opt_function(int blend_func
)
332 switch (blend_func
) {
334 return V_028760_OPT_COMB_ADD
;
335 case PIPE_BLEND_SUBTRACT
:
336 return V_028760_OPT_COMB_SUBTRACT
;
337 case PIPE_BLEND_REVERSE_SUBTRACT
:
338 return V_028760_OPT_COMB_REVSUBTRACT
;
340 return V_028760_OPT_COMB_MIN
;
342 return V_028760_OPT_COMB_MAX
;
344 return V_028760_OPT_COMB_BLEND_DISABLED
;
348 static uint32_t si_translate_blend_opt_factor(int blend_fact
, bool is_alpha
)
350 switch (blend_fact
) {
351 case PIPE_BLENDFACTOR_ZERO
:
352 return V_028760_BLEND_OPT_PRESERVE_NONE_IGNORE_ALL
;
353 case PIPE_BLENDFACTOR_ONE
:
354 return V_028760_BLEND_OPT_PRESERVE_ALL_IGNORE_NONE
;
355 case PIPE_BLENDFACTOR_SRC_COLOR
:
356 return is_alpha
? V_028760_BLEND_OPT_PRESERVE_A1_IGNORE_A0
357 : V_028760_BLEND_OPT_PRESERVE_C1_IGNORE_C0
;
358 case PIPE_BLENDFACTOR_INV_SRC_COLOR
:
359 return is_alpha
? V_028760_BLEND_OPT_PRESERVE_A0_IGNORE_A1
360 : V_028760_BLEND_OPT_PRESERVE_C0_IGNORE_C1
;
361 case PIPE_BLENDFACTOR_SRC_ALPHA
:
362 return V_028760_BLEND_OPT_PRESERVE_A1_IGNORE_A0
;
363 case PIPE_BLENDFACTOR_INV_SRC_ALPHA
:
364 return V_028760_BLEND_OPT_PRESERVE_A0_IGNORE_A1
;
365 case PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE
:
366 return is_alpha
? V_028760_BLEND_OPT_PRESERVE_ALL_IGNORE_NONE
367 : V_028760_BLEND_OPT_PRESERVE_NONE_IGNORE_A0
;
369 return V_028760_BLEND_OPT_PRESERVE_NONE_IGNORE_NONE
;
374 * Get rid of DST in the blend factors by commuting the operands:
375 * func(src * DST, dst * 0) ---> func(src * 0, dst * SRC)
377 static void si_blend_remove_dst(unsigned *func
, unsigned *src_factor
,
378 unsigned *dst_factor
, unsigned expected_dst
,
379 unsigned replacement_src
)
381 if (*src_factor
== expected_dst
&&
382 *dst_factor
== PIPE_BLENDFACTOR_ZERO
) {
383 *src_factor
= PIPE_BLENDFACTOR_ZERO
;
384 *dst_factor
= replacement_src
;
386 /* Commuting the operands requires reversing subtractions. */
387 if (*func
== PIPE_BLEND_SUBTRACT
)
388 *func
= PIPE_BLEND_REVERSE_SUBTRACT
;
389 else if (*func
== PIPE_BLEND_REVERSE_SUBTRACT
)
390 *func
= PIPE_BLEND_SUBTRACT
;
394 static bool si_blend_factor_uses_dst(unsigned factor
)
396 return factor
== PIPE_BLENDFACTOR_DST_COLOR
||
397 factor
== PIPE_BLENDFACTOR_DST_ALPHA
||
398 factor
== PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE
||
399 factor
== PIPE_BLENDFACTOR_INV_DST_ALPHA
||
400 factor
== PIPE_BLENDFACTOR_INV_DST_COLOR
;
403 static void *si_create_blend_state_mode(struct pipe_context
*ctx
,
404 const struct pipe_blend_state
*state
,
407 struct si_context
*sctx
= (struct si_context
*)ctx
;
408 struct si_state_blend
*blend
= CALLOC_STRUCT(si_state_blend
);
409 struct si_pm4_state
*pm4
= &blend
->pm4
;
410 uint32_t sx_mrt_blend_opt
[8] = {0};
411 uint32_t color_control
= 0;
416 blend
->alpha_to_coverage
= state
->alpha_to_coverage
;
417 blend
->alpha_to_one
= state
->alpha_to_one
;
418 blend
->dual_src_blend
= util_blend_state_is_dual(state
, 0);
420 if (state
->logicop_enable
) {
421 color_control
|= S_028808_ROP3(state
->logicop_func
| (state
->logicop_func
<< 4));
423 color_control
|= S_028808_ROP3(0xcc);
426 si_pm4_set_reg(pm4
, R_028B70_DB_ALPHA_TO_MASK
,
427 S_028B70_ALPHA_TO_MASK_ENABLE(state
->alpha_to_coverage
) |
428 S_028B70_ALPHA_TO_MASK_OFFSET0(2) |
429 S_028B70_ALPHA_TO_MASK_OFFSET1(2) |
430 S_028B70_ALPHA_TO_MASK_OFFSET2(2) |
431 S_028B70_ALPHA_TO_MASK_OFFSET3(2));
433 if (state
->alpha_to_coverage
)
434 blend
->need_src_alpha_4bit
|= 0xf;
436 blend
->cb_target_mask
= 0;
437 for (int i
= 0; i
< 8; i
++) {
438 /* state->rt entries > 0 only written if independent blending */
439 const int j
= state
->independent_blend_enable
? i
: 0;
441 unsigned eqRGB
= state
->rt
[j
].rgb_func
;
442 unsigned srcRGB
= state
->rt
[j
].rgb_src_factor
;
443 unsigned dstRGB
= state
->rt
[j
].rgb_dst_factor
;
444 unsigned eqA
= state
->rt
[j
].alpha_func
;
445 unsigned srcA
= state
->rt
[j
].alpha_src_factor
;
446 unsigned dstA
= state
->rt
[j
].alpha_dst_factor
;
448 unsigned srcRGB_opt
, dstRGB_opt
, srcA_opt
, dstA_opt
;
449 unsigned blend_cntl
= 0;
451 sx_mrt_blend_opt
[i
] =
452 S_028760_COLOR_COMB_FCN(V_028760_OPT_COMB_BLEND_DISABLED
) |
453 S_028760_ALPHA_COMB_FCN(V_028760_OPT_COMB_BLEND_DISABLED
);
455 /* Only set dual source blending for MRT0 to avoid a hang. */
456 if (i
>= 1 && blend
->dual_src_blend
) {
457 /* Vulkan does this for dual source blending. */
459 blend_cntl
|= S_028780_ENABLE(1);
461 si_pm4_set_reg(pm4
, R_028780_CB_BLEND0_CONTROL
+ i
* 4, blend_cntl
);
465 /* Only addition and subtraction equations are supported with
466 * dual source blending.
468 if (blend
->dual_src_blend
&&
469 (eqRGB
== PIPE_BLEND_MIN
|| eqRGB
== PIPE_BLEND_MAX
||
470 eqA
== PIPE_BLEND_MIN
|| eqA
== PIPE_BLEND_MAX
)) {
471 assert(!"Unsupported equation for dual source blending");
472 si_pm4_set_reg(pm4
, R_028780_CB_BLEND0_CONTROL
+ i
* 4, blend_cntl
);
476 /* cb_render_state will disable unused ones */
477 blend
->cb_target_mask
|= (unsigned)state
->rt
[j
].colormask
<< (4 * i
);
479 if (!state
->rt
[j
].colormask
|| !state
->rt
[j
].blend_enable
) {
480 si_pm4_set_reg(pm4
, R_028780_CB_BLEND0_CONTROL
+ i
* 4, blend_cntl
);
484 /* Blending optimizations for Stoney.
485 * These transformations don't change the behavior.
487 * First, get rid of DST in the blend factors:
488 * func(src * DST, dst * 0) ---> func(src * 0, dst * SRC)
490 si_blend_remove_dst(&eqRGB
, &srcRGB
, &dstRGB
,
491 PIPE_BLENDFACTOR_DST_COLOR
,
492 PIPE_BLENDFACTOR_SRC_COLOR
);
493 si_blend_remove_dst(&eqA
, &srcA
, &dstA
,
494 PIPE_BLENDFACTOR_DST_COLOR
,
495 PIPE_BLENDFACTOR_SRC_COLOR
);
496 si_blend_remove_dst(&eqA
, &srcA
, &dstA
,
497 PIPE_BLENDFACTOR_DST_ALPHA
,
498 PIPE_BLENDFACTOR_SRC_ALPHA
);
500 /* Look up the ideal settings from tables. */
501 srcRGB_opt
= si_translate_blend_opt_factor(srcRGB
, false);
502 dstRGB_opt
= si_translate_blend_opt_factor(dstRGB
, false);
503 srcA_opt
= si_translate_blend_opt_factor(srcA
, true);
504 dstA_opt
= si_translate_blend_opt_factor(dstA
, true);
506 /* Handle interdependencies. */
507 if (si_blend_factor_uses_dst(srcRGB
))
508 dstRGB_opt
= V_028760_BLEND_OPT_PRESERVE_NONE_IGNORE_NONE
;
509 if (si_blend_factor_uses_dst(srcA
))
510 dstA_opt
= V_028760_BLEND_OPT_PRESERVE_NONE_IGNORE_NONE
;
512 if (srcRGB
== PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE
&&
513 (dstRGB
== PIPE_BLENDFACTOR_ZERO
||
514 dstRGB
== PIPE_BLENDFACTOR_SRC_ALPHA
||
515 dstRGB
== PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE
))
516 dstRGB_opt
= V_028760_BLEND_OPT_PRESERVE_NONE_IGNORE_A0
;
518 /* Set the final value. */
519 sx_mrt_blend_opt
[i
] =
520 S_028760_COLOR_SRC_OPT(srcRGB_opt
) |
521 S_028760_COLOR_DST_OPT(dstRGB_opt
) |
522 S_028760_COLOR_COMB_FCN(si_translate_blend_opt_function(eqRGB
)) |
523 S_028760_ALPHA_SRC_OPT(srcA_opt
) |
524 S_028760_ALPHA_DST_OPT(dstA_opt
) |
525 S_028760_ALPHA_COMB_FCN(si_translate_blend_opt_function(eqA
));
527 /* Set blend state. */
528 blend_cntl
|= S_028780_ENABLE(1);
529 blend_cntl
|= S_028780_COLOR_COMB_FCN(si_translate_blend_function(eqRGB
));
530 blend_cntl
|= S_028780_COLOR_SRCBLEND(si_translate_blend_factor(srcRGB
));
531 blend_cntl
|= S_028780_COLOR_DESTBLEND(si_translate_blend_factor(dstRGB
));
533 if (srcA
!= srcRGB
|| dstA
!= dstRGB
|| eqA
!= eqRGB
) {
534 blend_cntl
|= S_028780_SEPARATE_ALPHA_BLEND(1);
535 blend_cntl
|= S_028780_ALPHA_COMB_FCN(si_translate_blend_function(eqA
));
536 blend_cntl
|= S_028780_ALPHA_SRCBLEND(si_translate_blend_factor(srcA
));
537 blend_cntl
|= S_028780_ALPHA_DESTBLEND(si_translate_blend_factor(dstA
));
539 si_pm4_set_reg(pm4
, R_028780_CB_BLEND0_CONTROL
+ i
* 4, blend_cntl
);
541 blend
->blend_enable_4bit
|= 0xfu
<< (i
* 4);
543 /* This is only important for formats without alpha. */
544 if (srcRGB
== PIPE_BLENDFACTOR_SRC_ALPHA
||
545 dstRGB
== PIPE_BLENDFACTOR_SRC_ALPHA
||
546 srcRGB
== PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE
||
547 dstRGB
== PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE
||
548 srcRGB
== PIPE_BLENDFACTOR_INV_SRC_ALPHA
||
549 dstRGB
== PIPE_BLENDFACTOR_INV_SRC_ALPHA
)
550 blend
->need_src_alpha_4bit
|= 0xfu
<< (i
* 4);
553 if (blend
->cb_target_mask
) {
554 color_control
|= S_028808_MODE(mode
);
556 color_control
|= S_028808_MODE(V_028808_CB_DISABLE
);
559 if (sctx
->b
.family
== CHIP_STONEY
) {
560 /* Disable RB+ blend optimizations for dual source blending.
563 if (blend
->dual_src_blend
) {
564 for (int i
= 0; i
< 8; i
++) {
565 sx_mrt_blend_opt
[i
] =
566 S_028760_COLOR_COMB_FCN(V_028760_OPT_COMB_NONE
) |
567 S_028760_ALPHA_COMB_FCN(V_028760_OPT_COMB_NONE
);
571 for (int i
= 0; i
< 8; i
++)
572 si_pm4_set_reg(pm4
, R_028760_SX_MRT0_BLEND_OPT
+ i
* 4,
573 sx_mrt_blend_opt
[i
]);
575 /* RB+ doesn't work with dual source blending, logic op, and RESOLVE. */
576 if (blend
->dual_src_blend
|| state
->logicop_enable
||
577 mode
== V_028808_CB_RESOLVE
)
578 color_control
|= S_028808_DISABLE_DUAL_QUAD(1);
581 si_pm4_set_reg(pm4
, R_028808_CB_COLOR_CONTROL
, color_control
);
585 static void *si_create_blend_state(struct pipe_context
*ctx
,
586 const struct pipe_blend_state
*state
)
588 return si_create_blend_state_mode(ctx
, state
, V_028808_CB_NORMAL
);
591 static void si_bind_blend_state(struct pipe_context
*ctx
, void *state
)
593 struct si_context
*sctx
= (struct si_context
*)ctx
;
594 si_pm4_bind_state(sctx
, blend
, (struct si_state_blend
*)state
);
595 si_mark_atom_dirty(sctx
, &sctx
->cb_render_state
);
596 sctx
->do_update_shaders
= true;
599 static void si_delete_blend_state(struct pipe_context
*ctx
, void *state
)
601 struct si_context
*sctx
= (struct si_context
*)ctx
;
602 si_pm4_delete_state(sctx
, blend
, (struct si_state_blend
*)state
);
605 static void si_set_blend_color(struct pipe_context
*ctx
,
606 const struct pipe_blend_color
*state
)
608 struct si_context
*sctx
= (struct si_context
*)ctx
;
610 if (memcmp(&sctx
->blend_color
.state
, state
, sizeof(*state
)) == 0)
613 sctx
->blend_color
.state
= *state
;
614 si_mark_atom_dirty(sctx
, &sctx
->blend_color
.atom
);
617 static void si_emit_blend_color(struct si_context
*sctx
, struct r600_atom
*atom
)
619 struct radeon_winsys_cs
*cs
= sctx
->b
.gfx
.cs
;
621 radeon_set_context_reg_seq(cs
, R_028414_CB_BLEND_RED
, 4);
622 radeon_emit_array(cs
, (uint32_t*)sctx
->blend_color
.state
.color
, 4);
629 static void si_set_clip_state(struct pipe_context
*ctx
,
630 const struct pipe_clip_state
*state
)
632 struct si_context
*sctx
= (struct si_context
*)ctx
;
633 struct pipe_constant_buffer cb
;
635 if (memcmp(&sctx
->clip_state
.state
, state
, sizeof(*state
)) == 0)
638 sctx
->clip_state
.state
= *state
;
639 si_mark_atom_dirty(sctx
, &sctx
->clip_state
.atom
);
642 cb
.user_buffer
= state
->ucp
;
643 cb
.buffer_offset
= 0;
644 cb
.buffer_size
= 4*4*8;
645 si_set_rw_buffer(sctx
, SI_VS_CONST_CLIP_PLANES
, &cb
);
646 pipe_resource_reference(&cb
.buffer
, NULL
);
649 static void si_emit_clip_state(struct si_context
*sctx
, struct r600_atom
*atom
)
651 struct radeon_winsys_cs
*cs
= sctx
->b
.gfx
.cs
;
653 radeon_set_context_reg_seq(cs
, R_0285BC_PA_CL_UCP_0_X
, 6*4);
654 radeon_emit_array(cs
, (uint32_t*)sctx
->clip_state
.state
.ucp
, 6*4);
657 #define SIX_BITS 0x3F
659 static void si_emit_clip_regs(struct si_context
*sctx
, struct r600_atom
*atom
)
661 struct radeon_winsys_cs
*cs
= sctx
->b
.gfx
.cs
;
662 struct si_shader
*vs
= si_get_vs_state(sctx
);
663 struct tgsi_shader_info
*info
= si_get_vs_info(sctx
);
664 struct si_state_rasterizer
*rs
= sctx
->queued
.named
.rasterizer
;
665 unsigned window_space
=
666 info
->properties
[TGSI_PROPERTY_VS_WINDOW_SPACE_POSITION
];
667 unsigned clipdist_mask
=
668 info
->writes_clipvertex
? SIX_BITS
: info
->clipdist_writemask
;
669 unsigned ucp_mask
= clipdist_mask
? 0 : rs
->clip_plane_enable
& SIX_BITS
;
670 unsigned culldist_mask
= info
->culldist_writemask
<< info
->num_written_clipdistance
;
673 if (vs
->key
.opt
.hw_vs
.clip_disable
) {
674 assert(!info
->culldist_writemask
);
678 total_mask
= clipdist_mask
| culldist_mask
;
680 radeon_set_context_reg(cs
, R_02881C_PA_CL_VS_OUT_CNTL
,
681 S_02881C_USE_VTX_POINT_SIZE(info
->writes_psize
) |
682 S_02881C_USE_VTX_EDGE_FLAG(info
->writes_edgeflag
) |
683 S_02881C_USE_VTX_RENDER_TARGET_INDX(info
->writes_layer
) |
684 S_02881C_USE_VTX_VIEWPORT_INDX(info
->writes_viewport_index
) |
685 S_02881C_VS_OUT_CCDIST0_VEC_ENA((total_mask
& 0x0F) != 0) |
686 S_02881C_VS_OUT_CCDIST1_VEC_ENA((total_mask
& 0xF0) != 0) |
687 S_02881C_VS_OUT_MISC_VEC_ENA(info
->writes_psize
||
688 info
->writes_edgeflag
||
689 info
->writes_layer
||
690 info
->writes_viewport_index
) |
691 S_02881C_VS_OUT_MISC_SIDE_BUS_ENA(1) |
692 (rs
->clip_plane_enable
&
693 clipdist_mask
) | (culldist_mask
<< 8));
694 radeon_set_context_reg(cs
, R_028810_PA_CL_CLIP_CNTL
,
695 rs
->pa_cl_clip_cntl
|
697 S_028810_CLIP_DISABLE(window_space
));
699 /* reuse needs to be set off if we write oViewport */
700 radeon_set_context_reg(cs
, R_028AB4_VGT_REUSE_OFF
,
701 S_028AB4_REUSE_OFF(info
->writes_viewport_index
));
705 * inferred state between framebuffer and rasterizer
707 static void si_update_poly_offset_state(struct si_context
*sctx
)
709 struct si_state_rasterizer
*rs
= sctx
->queued
.named
.rasterizer
;
711 if (!rs
|| !rs
->uses_poly_offset
|| !sctx
->framebuffer
.state
.zsbuf
)
714 /* Use the user format, not db_render_format, so that the polygon
715 * offset behaves as expected by applications.
717 switch (sctx
->framebuffer
.state
.zsbuf
->texture
->format
) {
718 case PIPE_FORMAT_Z16_UNORM
:
719 si_pm4_bind_state(sctx
, poly_offset
, &rs
->pm4_poly_offset
[0]);
721 default: /* 24-bit */
722 si_pm4_bind_state(sctx
, poly_offset
, &rs
->pm4_poly_offset
[1]);
724 case PIPE_FORMAT_Z32_FLOAT
:
725 case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT
:
726 si_pm4_bind_state(sctx
, poly_offset
, &rs
->pm4_poly_offset
[2]);
735 static uint32_t si_translate_fill(uint32_t func
)
738 case PIPE_POLYGON_MODE_FILL
:
739 return V_028814_X_DRAW_TRIANGLES
;
740 case PIPE_POLYGON_MODE_LINE
:
741 return V_028814_X_DRAW_LINES
;
742 case PIPE_POLYGON_MODE_POINT
:
743 return V_028814_X_DRAW_POINTS
;
746 return V_028814_X_DRAW_POINTS
;
750 static void *si_create_rs_state(struct pipe_context
*ctx
,
751 const struct pipe_rasterizer_state
*state
)
753 struct si_state_rasterizer
*rs
= CALLOC_STRUCT(si_state_rasterizer
);
754 struct si_pm4_state
*pm4
= &rs
->pm4
;
756 float psize_min
, psize_max
;
762 rs
->scissor_enable
= state
->scissor
;
763 rs
->clip_halfz
= state
->clip_halfz
;
764 rs
->two_side
= state
->light_twoside
;
765 rs
->multisample_enable
= state
->multisample
;
766 rs
->force_persample_interp
= state
->force_persample_interp
;
767 rs
->clip_plane_enable
= state
->clip_plane_enable
;
768 rs
->line_stipple_enable
= state
->line_stipple_enable
;
769 rs
->poly_stipple_enable
= state
->poly_stipple_enable
;
770 rs
->line_smooth
= state
->line_smooth
;
771 rs
->poly_smooth
= state
->poly_smooth
;
772 rs
->uses_poly_offset
= state
->offset_point
|| state
->offset_line
||
774 rs
->clamp_fragment_color
= state
->clamp_fragment_color
;
775 rs
->flatshade
= state
->flatshade
;
776 rs
->sprite_coord_enable
= state
->sprite_coord_enable
;
777 rs
->rasterizer_discard
= state
->rasterizer_discard
;
778 rs
->pa_sc_line_stipple
= state
->line_stipple_enable
?
779 S_028A0C_LINE_PATTERN(state
->line_stipple_pattern
) |
780 S_028A0C_REPEAT_COUNT(state
->line_stipple_factor
) : 0;
781 rs
->pa_cl_clip_cntl
=
782 S_028810_DX_CLIP_SPACE_DEF(state
->clip_halfz
) |
783 S_028810_ZCLIP_NEAR_DISABLE(!state
->depth_clip
) |
784 S_028810_ZCLIP_FAR_DISABLE(!state
->depth_clip
) |
785 S_028810_DX_RASTERIZATION_KILL(state
->rasterizer_discard
) |
786 S_028810_DX_LINEAR_ATTR_CLIP_ENA(1);
788 si_pm4_set_reg(pm4
, R_0286D4_SPI_INTERP_CONTROL_0
,
789 S_0286D4_FLAT_SHADE_ENA(1) |
790 S_0286D4_PNT_SPRITE_ENA(1) |
791 S_0286D4_PNT_SPRITE_OVRD_X(V_0286D4_SPI_PNT_SPRITE_SEL_S
) |
792 S_0286D4_PNT_SPRITE_OVRD_Y(V_0286D4_SPI_PNT_SPRITE_SEL_T
) |
793 S_0286D4_PNT_SPRITE_OVRD_Z(V_0286D4_SPI_PNT_SPRITE_SEL_0
) |
794 S_0286D4_PNT_SPRITE_OVRD_W(V_0286D4_SPI_PNT_SPRITE_SEL_1
) |
795 S_0286D4_PNT_SPRITE_TOP_1(state
->sprite_coord_mode
!= PIPE_SPRITE_COORD_UPPER_LEFT
));
797 /* point size 12.4 fixed point */
798 tmp
= (unsigned)(state
->point_size
* 8.0);
799 si_pm4_set_reg(pm4
, R_028A00_PA_SU_POINT_SIZE
, S_028A00_HEIGHT(tmp
) | S_028A00_WIDTH(tmp
));
801 if (state
->point_size_per_vertex
) {
802 psize_min
= util_get_min_point_size(state
);
805 /* Force the point size to be as if the vertex output was disabled. */
806 psize_min
= state
->point_size
;
807 psize_max
= state
->point_size
;
809 /* Divide by two, because 0.5 = 1 pixel. */
810 si_pm4_set_reg(pm4
, R_028A04_PA_SU_POINT_MINMAX
,
811 S_028A04_MIN_SIZE(si_pack_float_12p4(psize_min
/2)) |
812 S_028A04_MAX_SIZE(si_pack_float_12p4(psize_max
/2)));
814 tmp
= (unsigned)state
->line_width
* 8;
815 si_pm4_set_reg(pm4
, R_028A08_PA_SU_LINE_CNTL
, S_028A08_WIDTH(tmp
));
816 si_pm4_set_reg(pm4
, R_028A48_PA_SC_MODE_CNTL_0
,
817 S_028A48_LINE_STIPPLE_ENABLE(state
->line_stipple_enable
) |
818 S_028A48_MSAA_ENABLE(state
->multisample
||
819 state
->poly_smooth
||
820 state
->line_smooth
) |
821 S_028A48_VPORT_SCISSOR_ENABLE(1));
823 si_pm4_set_reg(pm4
, R_028BE4_PA_SU_VTX_CNTL
,
824 S_028BE4_PIX_CENTER(state
->half_pixel_center
) |
825 S_028BE4_QUANT_MODE(V_028BE4_X_16_8_FIXED_POINT_1_256TH
));
827 si_pm4_set_reg(pm4
, R_028B7C_PA_SU_POLY_OFFSET_CLAMP
, fui(state
->offset_clamp
));
828 si_pm4_set_reg(pm4
, R_028814_PA_SU_SC_MODE_CNTL
,
829 S_028814_PROVOKING_VTX_LAST(!state
->flatshade_first
) |
830 S_028814_CULL_FRONT((state
->cull_face
& PIPE_FACE_FRONT
) ? 1 : 0) |
831 S_028814_CULL_BACK((state
->cull_face
& PIPE_FACE_BACK
) ? 1 : 0) |
832 S_028814_FACE(!state
->front_ccw
) |
833 S_028814_POLY_OFFSET_FRONT_ENABLE(util_get_offset(state
, state
->fill_front
)) |
834 S_028814_POLY_OFFSET_BACK_ENABLE(util_get_offset(state
, state
->fill_back
)) |
835 S_028814_POLY_OFFSET_PARA_ENABLE(state
->offset_point
|| state
->offset_line
) |
836 S_028814_POLY_MODE(state
->fill_front
!= PIPE_POLYGON_MODE_FILL
||
837 state
->fill_back
!= PIPE_POLYGON_MODE_FILL
) |
838 S_028814_POLYMODE_FRONT_PTYPE(si_translate_fill(state
->fill_front
)) |
839 S_028814_POLYMODE_BACK_PTYPE(si_translate_fill(state
->fill_back
)));
840 si_pm4_set_reg(pm4
, R_00B130_SPI_SHADER_USER_DATA_VS_0
+
841 SI_SGPR_VS_STATE_BITS
* 4, state
->clamp_vertex_color
);
843 /* Precalculate polygon offset states for 16-bit, 24-bit, and 32-bit zbuffers. */
844 for (i
= 0; i
< 3; i
++) {
845 struct si_pm4_state
*pm4
= &rs
->pm4_poly_offset
[i
];
846 float offset_units
= state
->offset_units
;
847 float offset_scale
= state
->offset_scale
* 16.0f
;
848 uint32_t pa_su_poly_offset_db_fmt_cntl
= 0;
850 if (!state
->offset_units_unscaled
) {
852 case 0: /* 16-bit zbuffer */
853 offset_units
*= 4.0f
;
854 pa_su_poly_offset_db_fmt_cntl
=
855 S_028B78_POLY_OFFSET_NEG_NUM_DB_BITS(-16);
857 case 1: /* 24-bit zbuffer */
858 offset_units
*= 2.0f
;
859 pa_su_poly_offset_db_fmt_cntl
=
860 S_028B78_POLY_OFFSET_NEG_NUM_DB_BITS(-24);
862 case 2: /* 32-bit zbuffer */
863 offset_units
*= 1.0f
;
864 pa_su_poly_offset_db_fmt_cntl
= S_028B78_POLY_OFFSET_NEG_NUM_DB_BITS(-23) |
865 S_028B78_POLY_OFFSET_DB_IS_FLOAT_FMT(1);
870 si_pm4_set_reg(pm4
, R_028B80_PA_SU_POLY_OFFSET_FRONT_SCALE
,
872 si_pm4_set_reg(pm4
, R_028B84_PA_SU_POLY_OFFSET_FRONT_OFFSET
,
874 si_pm4_set_reg(pm4
, R_028B88_PA_SU_POLY_OFFSET_BACK_SCALE
,
876 si_pm4_set_reg(pm4
, R_028B8C_PA_SU_POLY_OFFSET_BACK_OFFSET
,
878 si_pm4_set_reg(pm4
, R_028B78_PA_SU_POLY_OFFSET_DB_FMT_CNTL
,
879 pa_su_poly_offset_db_fmt_cntl
);
885 static void si_bind_rs_state(struct pipe_context
*ctx
, void *state
)
887 struct si_context
*sctx
= (struct si_context
*)ctx
;
888 struct si_state_rasterizer
*old_rs
=
889 (struct si_state_rasterizer
*)sctx
->queued
.named
.rasterizer
;
890 struct si_state_rasterizer
*rs
= (struct si_state_rasterizer
*)state
;
895 if (!old_rs
|| old_rs
->multisample_enable
!= rs
->multisample_enable
) {
896 si_mark_atom_dirty(sctx
, &sctx
->db_render_state
);
898 /* Update the small primitive filter workaround if necessary. */
899 if (sctx
->b
.family
>= CHIP_POLARIS10
&&
900 sctx
->framebuffer
.nr_samples
> 1)
901 si_mark_atom_dirty(sctx
, &sctx
->msaa_sample_locs
.atom
);
904 r600_viewport_set_rast_deps(&sctx
->b
, rs
->scissor_enable
, rs
->clip_halfz
);
906 si_pm4_bind_state(sctx
, rasterizer
, rs
);
907 si_update_poly_offset_state(sctx
);
909 si_mark_atom_dirty(sctx
, &sctx
->clip_regs
);
910 sctx
->do_update_shaders
= true;
913 static void si_delete_rs_state(struct pipe_context
*ctx
, void *state
)
915 struct si_context
*sctx
= (struct si_context
*)ctx
;
917 if (sctx
->queued
.named
.rasterizer
== state
)
918 si_pm4_bind_state(sctx
, poly_offset
, NULL
);
919 si_pm4_delete_state(sctx
, rasterizer
, (struct si_state_rasterizer
*)state
);
923 * infeered state between dsa and stencil ref
925 static void si_emit_stencil_ref(struct si_context
*sctx
, struct r600_atom
*atom
)
927 struct radeon_winsys_cs
*cs
= sctx
->b
.gfx
.cs
;
928 struct pipe_stencil_ref
*ref
= &sctx
->stencil_ref
.state
;
929 struct si_dsa_stencil_ref_part
*dsa
= &sctx
->stencil_ref
.dsa_part
;
931 radeon_set_context_reg_seq(cs
, R_028430_DB_STENCILREFMASK
, 2);
932 radeon_emit(cs
, S_028430_STENCILTESTVAL(ref
->ref_value
[0]) |
933 S_028430_STENCILMASK(dsa
->valuemask
[0]) |
934 S_028430_STENCILWRITEMASK(dsa
->writemask
[0]) |
935 S_028430_STENCILOPVAL(1));
936 radeon_emit(cs
, S_028434_STENCILTESTVAL_BF(ref
->ref_value
[1]) |
937 S_028434_STENCILMASK_BF(dsa
->valuemask
[1]) |
938 S_028434_STENCILWRITEMASK_BF(dsa
->writemask
[1]) |
939 S_028434_STENCILOPVAL_BF(1));
942 static void si_set_stencil_ref(struct pipe_context
*ctx
,
943 const struct pipe_stencil_ref
*state
)
945 struct si_context
*sctx
= (struct si_context
*)ctx
;
947 if (memcmp(&sctx
->stencil_ref
.state
, state
, sizeof(*state
)) == 0)
950 sctx
->stencil_ref
.state
= *state
;
951 si_mark_atom_dirty(sctx
, &sctx
->stencil_ref
.atom
);
959 static uint32_t si_translate_stencil_op(int s_op
)
962 case PIPE_STENCIL_OP_KEEP
:
963 return V_02842C_STENCIL_KEEP
;
964 case PIPE_STENCIL_OP_ZERO
:
965 return V_02842C_STENCIL_ZERO
;
966 case PIPE_STENCIL_OP_REPLACE
:
967 return V_02842C_STENCIL_REPLACE_TEST
;
968 case PIPE_STENCIL_OP_INCR
:
969 return V_02842C_STENCIL_ADD_CLAMP
;
970 case PIPE_STENCIL_OP_DECR
:
971 return V_02842C_STENCIL_SUB_CLAMP
;
972 case PIPE_STENCIL_OP_INCR_WRAP
:
973 return V_02842C_STENCIL_ADD_WRAP
;
974 case PIPE_STENCIL_OP_DECR_WRAP
:
975 return V_02842C_STENCIL_SUB_WRAP
;
976 case PIPE_STENCIL_OP_INVERT
:
977 return V_02842C_STENCIL_INVERT
;
979 R600_ERR("Unknown stencil op %d", s_op
);
986 static void *si_create_dsa_state(struct pipe_context
*ctx
,
987 const struct pipe_depth_stencil_alpha_state
*state
)
989 struct si_state_dsa
*dsa
= CALLOC_STRUCT(si_state_dsa
);
990 struct si_pm4_state
*pm4
= &dsa
->pm4
;
991 unsigned db_depth_control
;
992 uint32_t db_stencil_control
= 0;
998 dsa
->stencil_ref
.valuemask
[0] = state
->stencil
[0].valuemask
;
999 dsa
->stencil_ref
.valuemask
[1] = state
->stencil
[1].valuemask
;
1000 dsa
->stencil_ref
.writemask
[0] = state
->stencil
[0].writemask
;
1001 dsa
->stencil_ref
.writemask
[1] = state
->stencil
[1].writemask
;
1003 db_depth_control
= S_028800_Z_ENABLE(state
->depth
.enabled
) |
1004 S_028800_Z_WRITE_ENABLE(state
->depth
.writemask
) |
1005 S_028800_ZFUNC(state
->depth
.func
) |
1006 S_028800_DEPTH_BOUNDS_ENABLE(state
->depth
.bounds_test
);
1009 if (state
->stencil
[0].enabled
) {
1010 db_depth_control
|= S_028800_STENCIL_ENABLE(1);
1011 db_depth_control
|= S_028800_STENCILFUNC(state
->stencil
[0].func
);
1012 db_stencil_control
|= S_02842C_STENCILFAIL(si_translate_stencil_op(state
->stencil
[0].fail_op
));
1013 db_stencil_control
|= S_02842C_STENCILZPASS(si_translate_stencil_op(state
->stencil
[0].zpass_op
));
1014 db_stencil_control
|= S_02842C_STENCILZFAIL(si_translate_stencil_op(state
->stencil
[0].zfail_op
));
1016 if (state
->stencil
[1].enabled
) {
1017 db_depth_control
|= S_028800_BACKFACE_ENABLE(1);
1018 db_depth_control
|= S_028800_STENCILFUNC_BF(state
->stencil
[1].func
);
1019 db_stencil_control
|= S_02842C_STENCILFAIL_BF(si_translate_stencil_op(state
->stencil
[1].fail_op
));
1020 db_stencil_control
|= S_02842C_STENCILZPASS_BF(si_translate_stencil_op(state
->stencil
[1].zpass_op
));
1021 db_stencil_control
|= S_02842C_STENCILZFAIL_BF(si_translate_stencil_op(state
->stencil
[1].zfail_op
));
1026 if (state
->alpha
.enabled
) {
1027 dsa
->alpha_func
= state
->alpha
.func
;
1029 si_pm4_set_reg(pm4
, R_00B030_SPI_SHADER_USER_DATA_PS_0
+
1030 SI_SGPR_ALPHA_REF
* 4, fui(state
->alpha
.ref_value
));
1032 dsa
->alpha_func
= PIPE_FUNC_ALWAYS
;
1035 si_pm4_set_reg(pm4
, R_028800_DB_DEPTH_CONTROL
, db_depth_control
);
1036 si_pm4_set_reg(pm4
, R_02842C_DB_STENCIL_CONTROL
, db_stencil_control
);
1037 if (state
->depth
.bounds_test
) {
1038 si_pm4_set_reg(pm4
, R_028020_DB_DEPTH_BOUNDS_MIN
, fui(state
->depth
.bounds_min
));
1039 si_pm4_set_reg(pm4
, R_028024_DB_DEPTH_BOUNDS_MAX
, fui(state
->depth
.bounds_max
));
1045 static void si_bind_dsa_state(struct pipe_context
*ctx
, void *state
)
1047 struct si_context
*sctx
= (struct si_context
*)ctx
;
1048 struct si_state_dsa
*dsa
= state
;
1053 si_pm4_bind_state(sctx
, dsa
, dsa
);
1055 if (memcmp(&dsa
->stencil_ref
, &sctx
->stencil_ref
.dsa_part
,
1056 sizeof(struct si_dsa_stencil_ref_part
)) != 0) {
1057 sctx
->stencil_ref
.dsa_part
= dsa
->stencil_ref
;
1058 si_mark_atom_dirty(sctx
, &sctx
->stencil_ref
.atom
);
1060 sctx
->do_update_shaders
= true;
1063 static void si_delete_dsa_state(struct pipe_context
*ctx
, void *state
)
1065 struct si_context
*sctx
= (struct si_context
*)ctx
;
1066 si_pm4_delete_state(sctx
, dsa
, (struct si_state_dsa
*)state
);
1069 static void *si_create_db_flush_dsa(struct si_context
*sctx
)
1071 struct pipe_depth_stencil_alpha_state dsa
= {};
1073 return sctx
->b
.b
.create_depth_stencil_alpha_state(&sctx
->b
.b
, &dsa
);
1076 /* DB RENDER STATE */
1078 static void si_set_active_query_state(struct pipe_context
*ctx
, boolean enable
)
1080 struct si_context
*sctx
= (struct si_context
*)ctx
;
1082 /* Pipeline stat & streamout queries. */
1084 sctx
->b
.flags
&= ~R600_CONTEXT_STOP_PIPELINE_STATS
;
1085 sctx
->b
.flags
|= R600_CONTEXT_START_PIPELINE_STATS
;
1087 sctx
->b
.flags
&= ~R600_CONTEXT_START_PIPELINE_STATS
;
1088 sctx
->b
.flags
|= R600_CONTEXT_STOP_PIPELINE_STATS
;
1091 /* Occlusion queries. */
1092 if (sctx
->occlusion_queries_disabled
!= !enable
) {
1093 sctx
->occlusion_queries_disabled
= !enable
;
1094 si_mark_atom_dirty(sctx
, &sctx
->db_render_state
);
1098 static void si_set_occlusion_query_state(struct pipe_context
*ctx
, bool enable
)
1100 struct si_context
*sctx
= (struct si_context
*)ctx
;
1102 si_mark_atom_dirty(sctx
, &sctx
->db_render_state
);
1105 static void si_save_qbo_state(struct pipe_context
*ctx
, struct r600_qbo_state
*st
)
1107 struct si_context
*sctx
= (struct si_context
*)ctx
;
1109 st
->saved_compute
= sctx
->cs_shader_state
.program
;
1111 si_get_pipe_constant_buffer(sctx
, PIPE_SHADER_COMPUTE
, 0, &st
->saved_const0
);
1112 si_get_shader_buffers(sctx
, PIPE_SHADER_COMPUTE
, 0, 3, st
->saved_ssbo
);
1115 static void si_emit_db_render_state(struct si_context
*sctx
, struct r600_atom
*state
)
1117 struct radeon_winsys_cs
*cs
= sctx
->b
.gfx
.cs
;
1118 struct si_state_rasterizer
*rs
= sctx
->queued
.named
.rasterizer
;
1119 unsigned db_shader_control
;
1121 radeon_set_context_reg_seq(cs
, R_028000_DB_RENDER_CONTROL
, 2);
1123 /* DB_RENDER_CONTROL */
1124 if (sctx
->dbcb_depth_copy_enabled
||
1125 sctx
->dbcb_stencil_copy_enabled
) {
1127 S_028000_DEPTH_COPY(sctx
->dbcb_depth_copy_enabled
) |
1128 S_028000_STENCIL_COPY(sctx
->dbcb_stencil_copy_enabled
) |
1129 S_028000_COPY_CENTROID(1) |
1130 S_028000_COPY_SAMPLE(sctx
->dbcb_copy_sample
));
1131 } else if (sctx
->db_flush_depth_inplace
|| sctx
->db_flush_stencil_inplace
) {
1133 S_028000_DEPTH_COMPRESS_DISABLE(sctx
->db_flush_depth_inplace
) |
1134 S_028000_STENCIL_COMPRESS_DISABLE(sctx
->db_flush_stencil_inplace
));
1137 S_028000_DEPTH_CLEAR_ENABLE(sctx
->db_depth_clear
) |
1138 S_028000_STENCIL_CLEAR_ENABLE(sctx
->db_stencil_clear
));
1141 /* DB_COUNT_CONTROL (occlusion queries) */
1142 if (sctx
->b
.num_occlusion_queries
> 0 &&
1143 !sctx
->occlusion_queries_disabled
) {
1144 bool perfect
= sctx
->b
.num_perfect_occlusion_queries
> 0;
1146 if (sctx
->b
.chip_class
>= CIK
) {
1148 S_028004_PERFECT_ZPASS_COUNTS(perfect
) |
1149 S_028004_SAMPLE_RATE(sctx
->framebuffer
.log_samples
) |
1150 S_028004_ZPASS_ENABLE(1) |
1151 S_028004_SLICE_EVEN_ENABLE(1) |
1152 S_028004_SLICE_ODD_ENABLE(1));
1155 S_028004_PERFECT_ZPASS_COUNTS(perfect
) |
1156 S_028004_SAMPLE_RATE(sctx
->framebuffer
.log_samples
));
1159 /* Disable occlusion queries. */
1160 if (sctx
->b
.chip_class
>= CIK
) {
1163 radeon_emit(cs
, S_028004_ZPASS_INCREMENT_DISABLE(1));
1167 /* DB_RENDER_OVERRIDE2 */
1168 radeon_set_context_reg(cs
, R_028010_DB_RENDER_OVERRIDE2
,
1169 S_028010_DISABLE_ZMASK_EXPCLEAR_OPTIMIZATION(sctx
->db_depth_disable_expclear
) |
1170 S_028010_DISABLE_SMEM_EXPCLEAR_OPTIMIZATION(sctx
->db_stencil_disable_expclear
) |
1171 S_028010_DECOMPRESS_Z_ON_FLUSH(sctx
->framebuffer
.nr_samples
>= 4));
1173 db_shader_control
= sctx
->ps_db_shader_control
;
1175 /* Bug workaround for smoothing (overrasterization) on SI. */
1176 if (sctx
->b
.chip_class
== SI
&& sctx
->smoothing_enabled
) {
1177 db_shader_control
&= C_02880C_Z_ORDER
;
1178 db_shader_control
|= S_02880C_Z_ORDER(V_02880C_LATE_Z
);
1181 /* Disable the gl_SampleMask fragment shader output if MSAA is disabled. */
1182 if (!rs
|| !rs
->multisample_enable
)
1183 db_shader_control
&= C_02880C_MASK_EXPORT_ENABLE
;
1185 if (sctx
->b
.family
== CHIP_STONEY
&&
1186 sctx
->screen
->b
.debug_flags
& DBG_NO_RB_PLUS
)
1187 db_shader_control
|= S_02880C_DUAL_QUAD_DISABLE(1);
1189 radeon_set_context_reg(cs
, R_02880C_DB_SHADER_CONTROL
,
1194 * format translation
1196 static uint32_t si_translate_colorformat(enum pipe_format format
)
1198 const struct util_format_description
*desc
= util_format_description(format
);
1200 #define HAS_SIZE(x,y,z,w) \
1201 (desc->channel[0].size == (x) && desc->channel[1].size == (y) && \
1202 desc->channel[2].size == (z) && desc->channel[3].size == (w))
1204 if (format
== PIPE_FORMAT_R11G11B10_FLOAT
) /* isn't plain */
1205 return V_028C70_COLOR_10_11_11
;
1207 if (desc
->layout
!= UTIL_FORMAT_LAYOUT_PLAIN
)
1208 return V_028C70_COLOR_INVALID
;
1210 /* hw cannot support mixed formats (except depth/stencil, since
1211 * stencil is not written to). */
1212 if (desc
->is_mixed
&& desc
->colorspace
!= UTIL_FORMAT_COLORSPACE_ZS
)
1213 return V_028C70_COLOR_INVALID
;
1215 switch (desc
->nr_channels
) {
1217 switch (desc
->channel
[0].size
) {
1219 return V_028C70_COLOR_8
;
1221 return V_028C70_COLOR_16
;
1223 return V_028C70_COLOR_32
;
1227 if (desc
->channel
[0].size
== desc
->channel
[1].size
) {
1228 switch (desc
->channel
[0].size
) {
1230 return V_028C70_COLOR_8_8
;
1232 return V_028C70_COLOR_16_16
;
1234 return V_028C70_COLOR_32_32
;
1236 } else if (HAS_SIZE(8,24,0,0)) {
1237 return V_028C70_COLOR_24_8
;
1238 } else if (HAS_SIZE(24,8,0,0)) {
1239 return V_028C70_COLOR_8_24
;
1243 if (HAS_SIZE(5,6,5,0)) {
1244 return V_028C70_COLOR_5_6_5
;
1245 } else if (HAS_SIZE(32,8,24,0)) {
1246 return V_028C70_COLOR_X24_8_32_FLOAT
;
1250 if (desc
->channel
[0].size
== desc
->channel
[1].size
&&
1251 desc
->channel
[0].size
== desc
->channel
[2].size
&&
1252 desc
->channel
[0].size
== desc
->channel
[3].size
) {
1253 switch (desc
->channel
[0].size
) {
1255 return V_028C70_COLOR_4_4_4_4
;
1257 return V_028C70_COLOR_8_8_8_8
;
1259 return V_028C70_COLOR_16_16_16_16
;
1261 return V_028C70_COLOR_32_32_32_32
;
1263 } else if (HAS_SIZE(5,5,5,1)) {
1264 return V_028C70_COLOR_1_5_5_5
;
1265 } else if (HAS_SIZE(10,10,10,2)) {
1266 return V_028C70_COLOR_2_10_10_10
;
1270 return V_028C70_COLOR_INVALID
;
1273 static uint32_t si_colorformat_endian_swap(uint32_t colorformat
)
1275 if (SI_BIG_ENDIAN
) {
1276 switch(colorformat
) {
1277 /* 8-bit buffers. */
1278 case V_028C70_COLOR_8
:
1279 return V_028C70_ENDIAN_NONE
;
1281 /* 16-bit buffers. */
1282 case V_028C70_COLOR_5_6_5
:
1283 case V_028C70_COLOR_1_5_5_5
:
1284 case V_028C70_COLOR_4_4_4_4
:
1285 case V_028C70_COLOR_16
:
1286 case V_028C70_COLOR_8_8
:
1287 return V_028C70_ENDIAN_8IN16
;
1289 /* 32-bit buffers. */
1290 case V_028C70_COLOR_8_8_8_8
:
1291 case V_028C70_COLOR_2_10_10_10
:
1292 case V_028C70_COLOR_8_24
:
1293 case V_028C70_COLOR_24_8
:
1294 case V_028C70_COLOR_16_16
:
1295 return V_028C70_ENDIAN_8IN32
;
1297 /* 64-bit buffers. */
1298 case V_028C70_COLOR_16_16_16_16
:
1299 return V_028C70_ENDIAN_8IN16
;
1301 case V_028C70_COLOR_32_32
:
1302 return V_028C70_ENDIAN_8IN32
;
1304 /* 128-bit buffers. */
1305 case V_028C70_COLOR_32_32_32_32
:
1306 return V_028C70_ENDIAN_8IN32
;
1308 return V_028C70_ENDIAN_NONE
; /* Unsupported. */
1311 return V_028C70_ENDIAN_NONE
;
1315 static uint32_t si_translate_dbformat(enum pipe_format format
)
1318 case PIPE_FORMAT_Z16_UNORM
:
1319 return V_028040_Z_16
;
1320 case PIPE_FORMAT_S8_UINT_Z24_UNORM
:
1321 case PIPE_FORMAT_X8Z24_UNORM
:
1322 case PIPE_FORMAT_Z24X8_UNORM
:
1323 case PIPE_FORMAT_Z24_UNORM_S8_UINT
:
1324 return V_028040_Z_24
; /* deprecated on SI */
1325 case PIPE_FORMAT_Z32_FLOAT
:
1326 case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT
:
1327 return V_028040_Z_32_FLOAT
;
1329 return V_028040_Z_INVALID
;
1334 * Texture translation
1337 static uint32_t si_translate_texformat(struct pipe_screen
*screen
,
1338 enum pipe_format format
,
1339 const struct util_format_description
*desc
,
1342 struct si_screen
*sscreen
= (struct si_screen
*)screen
;
1343 bool enable_compressed_formats
= (sscreen
->b
.info
.drm_major
== 2 &&
1344 sscreen
->b
.info
.drm_minor
>= 31) ||
1345 sscreen
->b
.info
.drm_major
== 3;
1346 bool uniform
= true;
1349 /* Colorspace (return non-RGB formats directly). */
1350 switch (desc
->colorspace
) {
1351 /* Depth stencil formats */
1352 case UTIL_FORMAT_COLORSPACE_ZS
:
1354 case PIPE_FORMAT_Z16_UNORM
:
1355 return V_008F14_IMG_DATA_FORMAT_16
;
1356 case PIPE_FORMAT_X24S8_UINT
:
1357 case PIPE_FORMAT_Z24X8_UNORM
:
1358 case PIPE_FORMAT_Z24_UNORM_S8_UINT
:
1359 return V_008F14_IMG_DATA_FORMAT_8_24
;
1360 case PIPE_FORMAT_X8Z24_UNORM
:
1361 case PIPE_FORMAT_S8X24_UINT
:
1362 case PIPE_FORMAT_S8_UINT_Z24_UNORM
:
1363 return V_008F14_IMG_DATA_FORMAT_24_8
;
1364 case PIPE_FORMAT_S8_UINT
:
1365 return V_008F14_IMG_DATA_FORMAT_8
;
1366 case PIPE_FORMAT_Z32_FLOAT
:
1367 return V_008F14_IMG_DATA_FORMAT_32
;
1368 case PIPE_FORMAT_X32_S8X24_UINT
:
1369 case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT
:
1370 return V_008F14_IMG_DATA_FORMAT_X24_8_32
;
1375 case UTIL_FORMAT_COLORSPACE_YUV
:
1376 goto out_unknown
; /* TODO */
1378 case UTIL_FORMAT_COLORSPACE_SRGB
:
1379 if (desc
->nr_channels
!= 4 && desc
->nr_channels
!= 1)
1387 if (desc
->layout
== UTIL_FORMAT_LAYOUT_RGTC
) {
1388 if (!enable_compressed_formats
)
1392 case PIPE_FORMAT_RGTC1_SNORM
:
1393 case PIPE_FORMAT_LATC1_SNORM
:
1394 case PIPE_FORMAT_RGTC1_UNORM
:
1395 case PIPE_FORMAT_LATC1_UNORM
:
1396 return V_008F14_IMG_DATA_FORMAT_BC4
;
1397 case PIPE_FORMAT_RGTC2_SNORM
:
1398 case PIPE_FORMAT_LATC2_SNORM
:
1399 case PIPE_FORMAT_RGTC2_UNORM
:
1400 case PIPE_FORMAT_LATC2_UNORM
:
1401 return V_008F14_IMG_DATA_FORMAT_BC5
;
1407 if (desc
->layout
== UTIL_FORMAT_LAYOUT_ETC
&&
1408 sscreen
->b
.family
== CHIP_STONEY
) {
1410 case PIPE_FORMAT_ETC1_RGB8
:
1411 case PIPE_FORMAT_ETC2_RGB8
:
1412 case PIPE_FORMAT_ETC2_SRGB8
:
1413 return V_008F14_IMG_DATA_FORMAT_ETC2_RGB
;
1414 case PIPE_FORMAT_ETC2_RGB8A1
:
1415 case PIPE_FORMAT_ETC2_SRGB8A1
:
1416 return V_008F14_IMG_DATA_FORMAT_ETC2_RGBA1
;
1417 case PIPE_FORMAT_ETC2_RGBA8
:
1418 case PIPE_FORMAT_ETC2_SRGBA8
:
1419 return V_008F14_IMG_DATA_FORMAT_ETC2_RGBA
;
1420 case PIPE_FORMAT_ETC2_R11_UNORM
:
1421 case PIPE_FORMAT_ETC2_R11_SNORM
:
1422 return V_008F14_IMG_DATA_FORMAT_ETC2_R
;
1423 case PIPE_FORMAT_ETC2_RG11_UNORM
:
1424 case PIPE_FORMAT_ETC2_RG11_SNORM
:
1425 return V_008F14_IMG_DATA_FORMAT_ETC2_RG
;
1431 if (desc
->layout
== UTIL_FORMAT_LAYOUT_BPTC
) {
1432 if (!enable_compressed_formats
)
1436 case PIPE_FORMAT_BPTC_RGBA_UNORM
:
1437 case PIPE_FORMAT_BPTC_SRGBA
:
1438 return V_008F14_IMG_DATA_FORMAT_BC7
;
1439 case PIPE_FORMAT_BPTC_RGB_FLOAT
:
1440 case PIPE_FORMAT_BPTC_RGB_UFLOAT
:
1441 return V_008F14_IMG_DATA_FORMAT_BC6
;
1447 if (desc
->layout
== UTIL_FORMAT_LAYOUT_SUBSAMPLED
) {
1449 case PIPE_FORMAT_R8G8_B8G8_UNORM
:
1450 case PIPE_FORMAT_G8R8_B8R8_UNORM
:
1451 return V_008F14_IMG_DATA_FORMAT_GB_GR
;
1452 case PIPE_FORMAT_G8R8_G8B8_UNORM
:
1453 case PIPE_FORMAT_R8G8_R8B8_UNORM
:
1454 return V_008F14_IMG_DATA_FORMAT_BG_RG
;
1460 if (desc
->layout
== UTIL_FORMAT_LAYOUT_S3TC
) {
1461 if (!enable_compressed_formats
)
1464 if (!util_format_s3tc_enabled
) {
1469 case PIPE_FORMAT_DXT1_RGB
:
1470 case PIPE_FORMAT_DXT1_RGBA
:
1471 case PIPE_FORMAT_DXT1_SRGB
:
1472 case PIPE_FORMAT_DXT1_SRGBA
:
1473 return V_008F14_IMG_DATA_FORMAT_BC1
;
1474 case PIPE_FORMAT_DXT3_RGBA
:
1475 case PIPE_FORMAT_DXT3_SRGBA
:
1476 return V_008F14_IMG_DATA_FORMAT_BC2
;
1477 case PIPE_FORMAT_DXT5_RGBA
:
1478 case PIPE_FORMAT_DXT5_SRGBA
:
1479 return V_008F14_IMG_DATA_FORMAT_BC3
;
1485 if (format
== PIPE_FORMAT_R9G9B9E5_FLOAT
) {
1486 return V_008F14_IMG_DATA_FORMAT_5_9_9_9
;
1487 } else if (format
== PIPE_FORMAT_R11G11B10_FLOAT
) {
1488 return V_008F14_IMG_DATA_FORMAT_10_11_11
;
1491 /* R8G8Bx_SNORM - TODO CxV8U8 */
1493 /* hw cannot support mixed formats (except depth/stencil, since only
1495 if (desc
->is_mixed
&& desc
->colorspace
!= UTIL_FORMAT_COLORSPACE_ZS
)
1498 /* See whether the components are of the same size. */
1499 for (i
= 1; i
< desc
->nr_channels
; i
++) {
1500 uniform
= uniform
&& desc
->channel
[0].size
== desc
->channel
[i
].size
;
1503 /* Non-uniform formats. */
1505 switch(desc
->nr_channels
) {
1507 if (desc
->channel
[0].size
== 5 &&
1508 desc
->channel
[1].size
== 6 &&
1509 desc
->channel
[2].size
== 5) {
1510 return V_008F14_IMG_DATA_FORMAT_5_6_5
;
1514 if (desc
->channel
[0].size
== 5 &&
1515 desc
->channel
[1].size
== 5 &&
1516 desc
->channel
[2].size
== 5 &&
1517 desc
->channel
[3].size
== 1) {
1518 return V_008F14_IMG_DATA_FORMAT_1_5_5_5
;
1520 if (desc
->channel
[0].size
== 10 &&
1521 desc
->channel
[1].size
== 10 &&
1522 desc
->channel
[2].size
== 10 &&
1523 desc
->channel
[3].size
== 2) {
1524 return V_008F14_IMG_DATA_FORMAT_2_10_10_10
;
1531 if (first_non_void
< 0 || first_non_void
> 3)
1534 /* uniform formats */
1535 switch (desc
->channel
[first_non_void
].size
) {
1537 switch (desc
->nr_channels
) {
1538 #if 0 /* Not supported for render targets */
1540 return V_008F14_IMG_DATA_FORMAT_4_4
;
1543 return V_008F14_IMG_DATA_FORMAT_4_4_4_4
;
1547 switch (desc
->nr_channels
) {
1549 return V_008F14_IMG_DATA_FORMAT_8
;
1551 return V_008F14_IMG_DATA_FORMAT_8_8
;
1553 return V_008F14_IMG_DATA_FORMAT_8_8_8_8
;
1557 switch (desc
->nr_channels
) {
1559 return V_008F14_IMG_DATA_FORMAT_16
;
1561 return V_008F14_IMG_DATA_FORMAT_16_16
;
1563 return V_008F14_IMG_DATA_FORMAT_16_16_16_16
;
1567 switch (desc
->nr_channels
) {
1569 return V_008F14_IMG_DATA_FORMAT_32
;
1571 return V_008F14_IMG_DATA_FORMAT_32_32
;
1572 #if 0 /* Not supported for render targets */
1574 return V_008F14_IMG_DATA_FORMAT_32_32_32
;
1577 return V_008F14_IMG_DATA_FORMAT_32_32_32_32
;
1582 /* R600_ERR("Unable to handle texformat %d %s\n", format, util_format_name(format)); */
1586 static unsigned si_tex_wrap(unsigned wrap
)
1590 case PIPE_TEX_WRAP_REPEAT
:
1591 return V_008F30_SQ_TEX_WRAP
;
1592 case PIPE_TEX_WRAP_CLAMP
:
1593 return V_008F30_SQ_TEX_CLAMP_HALF_BORDER
;
1594 case PIPE_TEX_WRAP_CLAMP_TO_EDGE
:
1595 return V_008F30_SQ_TEX_CLAMP_LAST_TEXEL
;
1596 case PIPE_TEX_WRAP_CLAMP_TO_BORDER
:
1597 return V_008F30_SQ_TEX_CLAMP_BORDER
;
1598 case PIPE_TEX_WRAP_MIRROR_REPEAT
:
1599 return V_008F30_SQ_TEX_MIRROR
;
1600 case PIPE_TEX_WRAP_MIRROR_CLAMP
:
1601 return V_008F30_SQ_TEX_MIRROR_ONCE_HALF_BORDER
;
1602 case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE
:
1603 return V_008F30_SQ_TEX_MIRROR_ONCE_LAST_TEXEL
;
1604 case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER
:
1605 return V_008F30_SQ_TEX_MIRROR_ONCE_BORDER
;
1609 static unsigned si_tex_mipfilter(unsigned filter
)
1612 case PIPE_TEX_MIPFILTER_NEAREST
:
1613 return V_008F38_SQ_TEX_Z_FILTER_POINT
;
1614 case PIPE_TEX_MIPFILTER_LINEAR
:
1615 return V_008F38_SQ_TEX_Z_FILTER_LINEAR
;
1617 case PIPE_TEX_MIPFILTER_NONE
:
1618 return V_008F38_SQ_TEX_Z_FILTER_NONE
;
1622 static unsigned si_tex_compare(unsigned compare
)
1626 case PIPE_FUNC_NEVER
:
1627 return V_008F30_SQ_TEX_DEPTH_COMPARE_NEVER
;
1628 case PIPE_FUNC_LESS
:
1629 return V_008F30_SQ_TEX_DEPTH_COMPARE_LESS
;
1630 case PIPE_FUNC_EQUAL
:
1631 return V_008F30_SQ_TEX_DEPTH_COMPARE_EQUAL
;
1632 case PIPE_FUNC_LEQUAL
:
1633 return V_008F30_SQ_TEX_DEPTH_COMPARE_LESSEQUAL
;
1634 case PIPE_FUNC_GREATER
:
1635 return V_008F30_SQ_TEX_DEPTH_COMPARE_GREATER
;
1636 case PIPE_FUNC_NOTEQUAL
:
1637 return V_008F30_SQ_TEX_DEPTH_COMPARE_NOTEQUAL
;
1638 case PIPE_FUNC_GEQUAL
:
1639 return V_008F30_SQ_TEX_DEPTH_COMPARE_GREATEREQUAL
;
1640 case PIPE_FUNC_ALWAYS
:
1641 return V_008F30_SQ_TEX_DEPTH_COMPARE_ALWAYS
;
1645 static unsigned si_tex_dim(unsigned res_target
, unsigned view_target
,
1646 unsigned nr_samples
)
1648 if (view_target
== PIPE_TEXTURE_CUBE
||
1649 view_target
== PIPE_TEXTURE_CUBE_ARRAY
)
1650 res_target
= view_target
;
1651 /* If interpreting cubemaps as something else, set 2D_ARRAY. */
1652 else if (res_target
== PIPE_TEXTURE_CUBE
||
1653 res_target
== PIPE_TEXTURE_CUBE_ARRAY
)
1654 res_target
= PIPE_TEXTURE_2D_ARRAY
;
1656 switch (res_target
) {
1658 case PIPE_TEXTURE_1D
:
1659 return V_008F1C_SQ_RSRC_IMG_1D
;
1660 case PIPE_TEXTURE_1D_ARRAY
:
1661 return V_008F1C_SQ_RSRC_IMG_1D_ARRAY
;
1662 case PIPE_TEXTURE_2D
:
1663 case PIPE_TEXTURE_RECT
:
1664 return nr_samples
> 1 ? V_008F1C_SQ_RSRC_IMG_2D_MSAA
:
1665 V_008F1C_SQ_RSRC_IMG_2D
;
1666 case PIPE_TEXTURE_2D_ARRAY
:
1667 return nr_samples
> 1 ? V_008F1C_SQ_RSRC_IMG_2D_MSAA_ARRAY
:
1668 V_008F1C_SQ_RSRC_IMG_2D_ARRAY
;
1669 case PIPE_TEXTURE_3D
:
1670 return V_008F1C_SQ_RSRC_IMG_3D
;
1671 case PIPE_TEXTURE_CUBE
:
1672 case PIPE_TEXTURE_CUBE_ARRAY
:
1673 return V_008F1C_SQ_RSRC_IMG_CUBE
;
1678 * Format support testing
1681 static bool si_is_sampler_format_supported(struct pipe_screen
*screen
, enum pipe_format format
)
1683 return si_translate_texformat(screen
, format
, util_format_description(format
),
1684 util_format_get_first_non_void_channel(format
)) != ~0U;
1687 static uint32_t si_translate_buffer_dataformat(struct pipe_screen
*screen
,
1688 const struct util_format_description
*desc
,
1694 if (desc
->format
== PIPE_FORMAT_R11G11B10_FLOAT
)
1695 return V_008F0C_BUF_DATA_FORMAT_10_11_11
;
1697 assert(first_non_void
>= 0);
1698 type
= desc
->channel
[first_non_void
].type
;
1700 if (type
== UTIL_FORMAT_TYPE_FIXED
)
1701 return V_008F0C_BUF_DATA_FORMAT_INVALID
;
1703 if (desc
->nr_channels
== 4 &&
1704 desc
->channel
[0].size
== 10 &&
1705 desc
->channel
[1].size
== 10 &&
1706 desc
->channel
[2].size
== 10 &&
1707 desc
->channel
[3].size
== 2)
1708 return V_008F0C_BUF_DATA_FORMAT_2_10_10_10
;
1710 /* See whether the components are of the same size. */
1711 for (i
= 0; i
< desc
->nr_channels
; i
++) {
1712 if (desc
->channel
[first_non_void
].size
!= desc
->channel
[i
].size
)
1713 return V_008F0C_BUF_DATA_FORMAT_INVALID
;
1716 switch (desc
->channel
[first_non_void
].size
) {
1718 switch (desc
->nr_channels
) {
1720 return V_008F0C_BUF_DATA_FORMAT_8
;
1722 return V_008F0C_BUF_DATA_FORMAT_8_8
;
1725 return V_008F0C_BUF_DATA_FORMAT_8_8_8_8
;
1729 switch (desc
->nr_channels
) {
1731 return V_008F0C_BUF_DATA_FORMAT_16
;
1733 return V_008F0C_BUF_DATA_FORMAT_16_16
;
1736 return V_008F0C_BUF_DATA_FORMAT_16_16_16_16
;
1740 /* From the Southern Islands ISA documentation about MTBUF:
1741 * 'Memory reads of data in memory that is 32 or 64 bits do not
1742 * undergo any format conversion.'
1744 if (type
!= UTIL_FORMAT_TYPE_FLOAT
&&
1745 !desc
->channel
[first_non_void
].pure_integer
)
1746 return V_008F0C_BUF_DATA_FORMAT_INVALID
;
1748 switch (desc
->nr_channels
) {
1750 return V_008F0C_BUF_DATA_FORMAT_32
;
1752 return V_008F0C_BUF_DATA_FORMAT_32_32
;
1754 return V_008F0C_BUF_DATA_FORMAT_32_32_32
;
1756 return V_008F0C_BUF_DATA_FORMAT_32_32_32_32
;
1761 return V_008F0C_BUF_DATA_FORMAT_INVALID
;
1764 static uint32_t si_translate_buffer_numformat(struct pipe_screen
*screen
,
1765 const struct util_format_description
*desc
,
1768 if (desc
->format
== PIPE_FORMAT_R11G11B10_FLOAT
)
1769 return V_008F0C_BUF_NUM_FORMAT_FLOAT
;
1771 assert(first_non_void
>= 0);
1773 switch (desc
->channel
[first_non_void
].type
) {
1774 case UTIL_FORMAT_TYPE_SIGNED
:
1775 if (desc
->channel
[first_non_void
].normalized
)
1776 return V_008F0C_BUF_NUM_FORMAT_SNORM
;
1777 else if (desc
->channel
[first_non_void
].pure_integer
)
1778 return V_008F0C_BUF_NUM_FORMAT_SINT
;
1780 return V_008F0C_BUF_NUM_FORMAT_SSCALED
;
1782 case UTIL_FORMAT_TYPE_UNSIGNED
:
1783 if (desc
->channel
[first_non_void
].normalized
)
1784 return V_008F0C_BUF_NUM_FORMAT_UNORM
;
1785 else if (desc
->channel
[first_non_void
].pure_integer
)
1786 return V_008F0C_BUF_NUM_FORMAT_UINT
;
1788 return V_008F0C_BUF_NUM_FORMAT_USCALED
;
1790 case UTIL_FORMAT_TYPE_FLOAT
:
1792 return V_008F0C_BUF_NUM_FORMAT_FLOAT
;
1796 static unsigned si_is_vertex_format_supported(struct pipe_screen
*screen
,
1797 enum pipe_format format
,
1800 const struct util_format_description
*desc
;
1802 unsigned data_format
;
1804 assert((usage
& ~(PIPE_BIND_SHADER_IMAGE
|
1805 PIPE_BIND_SAMPLER_VIEW
|
1806 PIPE_BIND_VERTEX_BUFFER
)) == 0);
1808 desc
= util_format_description(format
);
1810 /* There are no native 8_8_8 or 16_16_16 data formats, and we currently
1811 * select 8_8_8_8 and 16_16_16_16 instead. This works reasonably well
1812 * for read-only access (with caveats surrounding bounds checks), but
1813 * obviously fails for write access which we have to implement for
1814 * shader images. Luckily, OpenGL doesn't expect this to be supported
1815 * anyway, and so the only impact is on PBO uploads / downloads, which
1816 * shouldn't be expected to be fast for GL_RGB anyway.
1818 if (desc
->block
.bits
== 3 * 8 ||
1819 desc
->block
.bits
== 3 * 16) {
1820 if (usage
& (PIPE_BIND_SHADER_IMAGE
| PIPE_BIND_SAMPLER_VIEW
)) {
1821 usage
&= ~(PIPE_BIND_SHADER_IMAGE
| PIPE_BIND_SAMPLER_VIEW
);
1827 first_non_void
= util_format_get_first_non_void_channel(format
);
1828 data_format
= si_translate_buffer_dataformat(screen
, desc
, first_non_void
);
1829 if (data_format
== V_008F0C_BUF_DATA_FORMAT_INVALID
)
1835 static bool si_is_colorbuffer_format_supported(enum pipe_format format
)
1837 return si_translate_colorformat(format
) != V_028C70_COLOR_INVALID
&&
1838 r600_translate_colorswap(format
, false) != ~0U;
1841 static bool si_is_zs_format_supported(enum pipe_format format
)
1843 return si_translate_dbformat(format
) != V_028040_Z_INVALID
;
1846 static boolean
si_is_format_supported(struct pipe_screen
*screen
,
1847 enum pipe_format format
,
1848 enum pipe_texture_target target
,
1849 unsigned sample_count
,
1852 unsigned retval
= 0;
1854 if (target
>= PIPE_MAX_TEXTURE_TYPES
) {
1855 R600_ERR("r600: unsupported texture type %d\n", target
);
1859 if (!util_format_is_supported(format
, usage
))
1862 if (sample_count
> 1) {
1863 if (!screen
->get_param(screen
, PIPE_CAP_TEXTURE_MULTISAMPLE
))
1866 if (usage
& PIPE_BIND_SHADER_IMAGE
)
1869 switch (sample_count
) {
1875 if (format
== PIPE_FORMAT_NONE
)
1884 if (usage
& (PIPE_BIND_SAMPLER_VIEW
|
1885 PIPE_BIND_SHADER_IMAGE
)) {
1886 if (target
== PIPE_BUFFER
) {
1887 retval
|= si_is_vertex_format_supported(
1888 screen
, format
, usage
& (PIPE_BIND_SAMPLER_VIEW
|
1889 PIPE_BIND_SHADER_IMAGE
));
1891 if (si_is_sampler_format_supported(screen
, format
))
1892 retval
|= usage
& (PIPE_BIND_SAMPLER_VIEW
|
1893 PIPE_BIND_SHADER_IMAGE
);
1897 if ((usage
& (PIPE_BIND_RENDER_TARGET
|
1898 PIPE_BIND_DISPLAY_TARGET
|
1901 PIPE_BIND_BLENDABLE
)) &&
1902 si_is_colorbuffer_format_supported(format
)) {
1904 (PIPE_BIND_RENDER_TARGET
|
1905 PIPE_BIND_DISPLAY_TARGET
|
1908 if (!util_format_is_pure_integer(format
) &&
1909 !util_format_is_depth_or_stencil(format
))
1910 retval
|= usage
& PIPE_BIND_BLENDABLE
;
1913 if ((usage
& PIPE_BIND_DEPTH_STENCIL
) &&
1914 si_is_zs_format_supported(format
)) {
1915 retval
|= PIPE_BIND_DEPTH_STENCIL
;
1918 if (usage
& PIPE_BIND_VERTEX_BUFFER
) {
1919 retval
|= si_is_vertex_format_supported(screen
, format
,
1920 PIPE_BIND_VERTEX_BUFFER
);
1923 if ((usage
& PIPE_BIND_LINEAR
) &&
1924 !util_format_is_compressed(format
) &&
1925 !(usage
& PIPE_BIND_DEPTH_STENCIL
))
1926 retval
|= PIPE_BIND_LINEAR
;
1928 return retval
== usage
;
1932 * framebuffer handling
1935 static void si_choose_spi_color_formats(struct r600_surface
*surf
,
1936 unsigned format
, unsigned swap
,
1937 unsigned ntype
, bool is_depth
)
1939 /* Alpha is needed for alpha-to-coverage.
1940 * Blending may be with or without alpha.
1942 unsigned normal
= 0; /* most optimal, may not support blending or export alpha */
1943 unsigned alpha
= 0; /* exports alpha, but may not support blending */
1944 unsigned blend
= 0; /* supports blending, but may not export alpha */
1945 unsigned blend_alpha
= 0; /* least optimal, supports blending and exports alpha */
1947 /* Choose the SPI color formats. These are required values for Stoney/RB+.
1948 * Other chips have multiple choices, though they are not necessarily better.
1951 case V_028C70_COLOR_5_6_5
:
1952 case V_028C70_COLOR_1_5_5_5
:
1953 case V_028C70_COLOR_5_5_5_1
:
1954 case V_028C70_COLOR_4_4_4_4
:
1955 case V_028C70_COLOR_10_11_11
:
1956 case V_028C70_COLOR_11_11_10
:
1957 case V_028C70_COLOR_8
:
1958 case V_028C70_COLOR_8_8
:
1959 case V_028C70_COLOR_8_8_8_8
:
1960 case V_028C70_COLOR_10_10_10_2
:
1961 case V_028C70_COLOR_2_10_10_10
:
1962 if (ntype
== V_028C70_NUMBER_UINT
)
1963 alpha
= blend
= blend_alpha
= normal
= V_028714_SPI_SHADER_UINT16_ABGR
;
1964 else if (ntype
== V_028C70_NUMBER_SINT
)
1965 alpha
= blend
= blend_alpha
= normal
= V_028714_SPI_SHADER_SINT16_ABGR
;
1967 alpha
= blend
= blend_alpha
= normal
= V_028714_SPI_SHADER_FP16_ABGR
;
1970 case V_028C70_COLOR_16
:
1971 case V_028C70_COLOR_16_16
:
1972 case V_028C70_COLOR_16_16_16_16
:
1973 if (ntype
== V_028C70_NUMBER_UNORM
||
1974 ntype
== V_028C70_NUMBER_SNORM
) {
1975 /* UNORM16 and SNORM16 don't support blending */
1976 if (ntype
== V_028C70_NUMBER_UNORM
)
1977 normal
= alpha
= V_028714_SPI_SHADER_UNORM16_ABGR
;
1979 normal
= alpha
= V_028714_SPI_SHADER_SNORM16_ABGR
;
1981 /* Use 32 bits per channel for blending. */
1982 if (format
== V_028C70_COLOR_16
) {
1983 if (swap
== V_028C70_SWAP_STD
) { /* R */
1984 blend
= V_028714_SPI_SHADER_32_R
;
1985 blend_alpha
= V_028714_SPI_SHADER_32_AR
;
1986 } else if (swap
== V_028C70_SWAP_ALT_REV
) /* A */
1987 blend
= blend_alpha
= V_028714_SPI_SHADER_32_AR
;
1990 } else if (format
== V_028C70_COLOR_16_16
) {
1991 if (swap
== V_028C70_SWAP_STD
) { /* RG */
1992 blend
= V_028714_SPI_SHADER_32_GR
;
1993 blend_alpha
= V_028714_SPI_SHADER_32_ABGR
;
1994 } else if (swap
== V_028C70_SWAP_ALT
) /* RA */
1995 blend
= blend_alpha
= V_028714_SPI_SHADER_32_AR
;
1998 } else /* 16_16_16_16 */
1999 blend
= blend_alpha
= V_028714_SPI_SHADER_32_ABGR
;
2000 } else if (ntype
== V_028C70_NUMBER_UINT
)
2001 alpha
= blend
= blend_alpha
= normal
= V_028714_SPI_SHADER_UINT16_ABGR
;
2002 else if (ntype
== V_028C70_NUMBER_SINT
)
2003 alpha
= blend
= blend_alpha
= normal
= V_028714_SPI_SHADER_SINT16_ABGR
;
2004 else if (ntype
== V_028C70_NUMBER_FLOAT
)
2005 alpha
= blend
= blend_alpha
= normal
= V_028714_SPI_SHADER_FP16_ABGR
;
2010 case V_028C70_COLOR_32
:
2011 if (swap
== V_028C70_SWAP_STD
) { /* R */
2012 blend
= normal
= V_028714_SPI_SHADER_32_R
;
2013 alpha
= blend_alpha
= V_028714_SPI_SHADER_32_AR
;
2014 } else if (swap
== V_028C70_SWAP_ALT_REV
) /* A */
2015 alpha
= blend
= blend_alpha
= normal
= V_028714_SPI_SHADER_32_AR
;
2020 case V_028C70_COLOR_32_32
:
2021 if (swap
== V_028C70_SWAP_STD
) { /* RG */
2022 blend
= normal
= V_028714_SPI_SHADER_32_GR
;
2023 alpha
= blend_alpha
= V_028714_SPI_SHADER_32_ABGR
;
2024 } else if (swap
== V_028C70_SWAP_ALT
) /* RA */
2025 alpha
= blend
= blend_alpha
= normal
= V_028714_SPI_SHADER_32_AR
;
2030 case V_028C70_COLOR_32_32_32_32
:
2031 case V_028C70_COLOR_8_24
:
2032 case V_028C70_COLOR_24_8
:
2033 case V_028C70_COLOR_X24_8_32_FLOAT
:
2034 alpha
= blend
= blend_alpha
= normal
= V_028714_SPI_SHADER_32_ABGR
;
2042 /* The DB->CB copy needs 32_ABGR. */
2044 alpha
= blend
= blend_alpha
= normal
= V_028714_SPI_SHADER_32_ABGR
;
2046 surf
->spi_shader_col_format
= normal
;
2047 surf
->spi_shader_col_format_alpha
= alpha
;
2048 surf
->spi_shader_col_format_blend
= blend
;
2049 surf
->spi_shader_col_format_blend_alpha
= blend_alpha
;
2052 static void si_initialize_color_surface(struct si_context
*sctx
,
2053 struct r600_surface
*surf
)
2055 struct r600_texture
*rtex
= (struct r600_texture
*)surf
->base
.texture
;
2056 unsigned color_info
, color_attrib
, color_view
;
2057 unsigned format
, swap
, ntype
, endian
;
2058 const struct util_format_description
*desc
;
2060 unsigned blend_clamp
= 0, blend_bypass
= 0;
2062 color_view
= S_028C6C_SLICE_START(surf
->base
.u
.tex
.first_layer
) |
2063 S_028C6C_SLICE_MAX(surf
->base
.u
.tex
.last_layer
);
2065 desc
= util_format_description(surf
->base
.format
);
2066 for (i
= 0; i
< 4; i
++) {
2067 if (desc
->channel
[i
].type
!= UTIL_FORMAT_TYPE_VOID
) {
2071 if (i
== 4 || desc
->channel
[i
].type
== UTIL_FORMAT_TYPE_FLOAT
) {
2072 ntype
= V_028C70_NUMBER_FLOAT
;
2074 ntype
= V_028C70_NUMBER_UNORM
;
2075 if (desc
->colorspace
== UTIL_FORMAT_COLORSPACE_SRGB
)
2076 ntype
= V_028C70_NUMBER_SRGB
;
2077 else if (desc
->channel
[i
].type
== UTIL_FORMAT_TYPE_SIGNED
) {
2078 if (desc
->channel
[i
].pure_integer
) {
2079 ntype
= V_028C70_NUMBER_SINT
;
2081 assert(desc
->channel
[i
].normalized
);
2082 ntype
= V_028C70_NUMBER_SNORM
;
2084 } else if (desc
->channel
[i
].type
== UTIL_FORMAT_TYPE_UNSIGNED
) {
2085 if (desc
->channel
[i
].pure_integer
) {
2086 ntype
= V_028C70_NUMBER_UINT
;
2088 assert(desc
->channel
[i
].normalized
);
2089 ntype
= V_028C70_NUMBER_UNORM
;
2094 format
= si_translate_colorformat(surf
->base
.format
);
2095 if (format
== V_028C70_COLOR_INVALID
) {
2096 R600_ERR("Invalid CB format: %d, disabling CB.\n", surf
->base
.format
);
2098 assert(format
!= V_028C70_COLOR_INVALID
);
2099 swap
= r600_translate_colorswap(surf
->base
.format
, false);
2100 endian
= si_colorformat_endian_swap(format
);
2102 /* blend clamp should be set for all NORM/SRGB types */
2103 if (ntype
== V_028C70_NUMBER_UNORM
||
2104 ntype
== V_028C70_NUMBER_SNORM
||
2105 ntype
== V_028C70_NUMBER_SRGB
)
2108 /* set blend bypass according to docs if SINT/UINT or
2109 8/24 COLOR variants */
2110 if (ntype
== V_028C70_NUMBER_UINT
|| ntype
== V_028C70_NUMBER_SINT
||
2111 format
== V_028C70_COLOR_8_24
|| format
== V_028C70_COLOR_24_8
||
2112 format
== V_028C70_COLOR_X24_8_32_FLOAT
) {
2117 if ((ntype
== V_028C70_NUMBER_UINT
|| ntype
== V_028C70_NUMBER_SINT
) &&
2118 (format
== V_028C70_COLOR_8
||
2119 format
== V_028C70_COLOR_8_8
||
2120 format
== V_028C70_COLOR_8_8_8_8
))
2121 surf
->color_is_int8
= true;
2123 color_info
= S_028C70_FORMAT(format
) |
2124 S_028C70_COMP_SWAP(swap
) |
2125 S_028C70_BLEND_CLAMP(blend_clamp
) |
2126 S_028C70_BLEND_BYPASS(blend_bypass
) |
2127 S_028C70_SIMPLE_FLOAT(1) |
2128 S_028C70_ROUND_MODE(ntype
!= V_028C70_NUMBER_UNORM
&&
2129 ntype
!= V_028C70_NUMBER_SNORM
&&
2130 ntype
!= V_028C70_NUMBER_SRGB
&&
2131 format
!= V_028C70_COLOR_8_24
&&
2132 format
!= V_028C70_COLOR_24_8
) |
2133 S_028C70_NUMBER_TYPE(ntype
) |
2134 S_028C70_ENDIAN(endian
);
2136 /* Intensity is implemented as Red, so treat it that way. */
2137 color_attrib
= S_028C74_FORCE_DST_ALPHA_1(desc
->swizzle
[3] == PIPE_SWIZZLE_1
||
2138 util_format_is_intensity(surf
->base
.format
));
2140 if (rtex
->resource
.b
.b
.nr_samples
> 1) {
2141 unsigned log_samples
= util_logbase2(rtex
->resource
.b
.b
.nr_samples
);
2143 color_attrib
|= S_028C74_NUM_SAMPLES(log_samples
) |
2144 S_028C74_NUM_FRAGMENTS(log_samples
);
2146 if (rtex
->fmask
.size
) {
2147 color_info
|= S_028C70_COMPRESSION(1);
2148 unsigned fmask_bankh
= util_logbase2(rtex
->fmask
.bank_height
);
2150 if (sctx
->b
.chip_class
== SI
) {
2151 /* due to a hw bug, FMASK_BANK_HEIGHT must be set on SI too */
2152 color_attrib
|= S_028C74_FMASK_BANK_HEIGHT(fmask_bankh
);
2157 surf
->cb_color_view
= color_view
;
2158 surf
->cb_color_info
= color_info
;
2159 surf
->cb_color_attrib
= color_attrib
;
2161 if (sctx
->b
.chip_class
>= VI
) {
2162 unsigned max_uncompressed_block_size
= 2;
2164 if (rtex
->resource
.b
.b
.nr_samples
> 1) {
2165 if (rtex
->surface
.bpe
== 1)
2166 max_uncompressed_block_size
= 0;
2167 else if (rtex
->surface
.bpe
== 2)
2168 max_uncompressed_block_size
= 1;
2171 surf
->cb_dcc_control
= S_028C78_MAX_UNCOMPRESSED_BLOCK_SIZE(max_uncompressed_block_size
) |
2172 S_028C78_INDEPENDENT_64B_BLOCKS(1);
2175 /* This must be set for fast clear to work without FMASK. */
2176 if (!rtex
->fmask
.size
&& sctx
->b
.chip_class
== SI
) {
2177 unsigned bankh
= util_logbase2(rtex
->surface
.bankh
);
2178 surf
->cb_color_attrib
|= S_028C74_FMASK_BANK_HEIGHT(bankh
);
2181 /* Determine pixel shader export format */
2182 si_choose_spi_color_formats(surf
, format
, swap
, ntype
, rtex
->is_depth
);
2184 surf
->color_initialized
= true;
2187 static void si_init_depth_surface(struct si_context
*sctx
,
2188 struct r600_surface
*surf
)
2190 struct r600_texture
*rtex
= (struct r600_texture
*)surf
->base
.texture
;
2191 unsigned level
= surf
->base
.u
.tex
.level
;
2192 struct radeon_surf_level
*levelinfo
= &rtex
->surface
.level
[level
];
2194 uint32_t z_info
, s_info
, db_depth_info
;
2195 uint64_t z_offs
, s_offs
;
2196 uint32_t db_htile_data_base
, db_htile_surface
;
2198 format
= si_translate_dbformat(rtex
->db_render_format
);
2200 if (format
== V_028040_Z_INVALID
) {
2201 R600_ERR("Invalid DB format: %d, disabling DB.\n", rtex
->resource
.b
.b
.format
);
2203 assert(format
!= V_028040_Z_INVALID
);
2205 s_offs
= z_offs
= rtex
->resource
.gpu_address
;
2206 z_offs
+= rtex
->surface
.level
[level
].offset
;
2207 s_offs
+= rtex
->surface
.stencil_level
[level
].offset
;
2209 db_depth_info
= S_02803C_ADDR5_SWIZZLE_MASK(!rtex
->tc_compatible_htile
);
2211 z_info
= S_028040_FORMAT(format
);
2212 if (rtex
->resource
.b
.b
.nr_samples
> 1) {
2213 z_info
|= S_028040_NUM_SAMPLES(util_logbase2(rtex
->resource
.b
.b
.nr_samples
));
2216 if (rtex
->surface
.flags
& RADEON_SURF_SBUFFER
)
2217 s_info
= S_028044_FORMAT(V_028044_STENCIL_8
);
2219 s_info
= S_028044_FORMAT(V_028044_STENCIL_INVALID
);
2221 if (sctx
->b
.chip_class
>= CIK
) {
2222 struct radeon_info
*info
= &sctx
->screen
->b
.info
;
2223 unsigned index
= rtex
->surface
.tiling_index
[level
];
2224 unsigned stencil_index
= rtex
->surface
.stencil_tiling_index
[level
];
2225 unsigned macro_index
= rtex
->surface
.macro_tile_index
;
2226 unsigned tile_mode
= info
->si_tile_mode_array
[index
];
2227 unsigned stencil_tile_mode
= info
->si_tile_mode_array
[stencil_index
];
2228 unsigned macro_mode
= info
->cik_macrotile_mode_array
[macro_index
];
2231 S_02803C_ARRAY_MODE(G_009910_ARRAY_MODE(tile_mode
)) |
2232 S_02803C_PIPE_CONFIG(G_009910_PIPE_CONFIG(tile_mode
)) |
2233 S_02803C_BANK_WIDTH(G_009990_BANK_WIDTH(macro_mode
)) |
2234 S_02803C_BANK_HEIGHT(G_009990_BANK_HEIGHT(macro_mode
)) |
2235 S_02803C_MACRO_TILE_ASPECT(G_009990_MACRO_TILE_ASPECT(macro_mode
)) |
2236 S_02803C_NUM_BANKS(G_009990_NUM_BANKS(macro_mode
));
2237 z_info
|= S_028040_TILE_SPLIT(G_009910_TILE_SPLIT(tile_mode
));
2238 s_info
|= S_028044_TILE_SPLIT(G_009910_TILE_SPLIT(stencil_tile_mode
));
2240 unsigned tile_mode_index
= si_tile_mode_index(rtex
, level
, false);
2241 z_info
|= S_028040_TILE_MODE_INDEX(tile_mode_index
);
2242 tile_mode_index
= si_tile_mode_index(rtex
, level
, true);
2243 s_info
|= S_028044_TILE_MODE_INDEX(tile_mode_index
);
2246 /* HiZ aka depth buffer htile */
2247 /* use htile only for first level */
2248 if (rtex
->htile_buffer
&& !level
) {
2249 z_info
|= S_028040_TILE_SURFACE_ENABLE(1) |
2250 S_028040_ALLOW_EXPCLEAR(1);
2252 if (rtex
->surface
.flags
& RADEON_SURF_SBUFFER
) {
2253 /* Workaround: For a not yet understood reason, the
2254 * combination of MSAA, fast stencil clear and stencil
2255 * decompress messes with subsequent stencil buffer
2256 * uses. Problem was reproduced on Verde, Bonaire,
2257 * Tonga, and Carrizo.
2259 * Disabling EXPCLEAR works around the problem.
2261 * Check piglit's arb_texture_multisample-stencil-clear
2262 * test if you want to try changing this.
2264 if (rtex
->resource
.b
.b
.nr_samples
<= 1)
2265 s_info
|= S_028044_ALLOW_EXPCLEAR(1);
2266 } else if (!rtex
->tc_compatible_htile
) {
2267 /* Use all of the htile_buffer for depth if there's no stencil.
2268 * This must not be set when TC-compatible HTILE is enabled
2271 s_info
|= S_028044_TILE_STENCIL_DISABLE(1);
2274 uint64_t va
= rtex
->htile_buffer
->gpu_address
;
2275 db_htile_data_base
= va
>> 8;
2276 db_htile_surface
= S_028ABC_FULL_CACHE(1);
2278 if (rtex
->tc_compatible_htile
) {
2279 db_htile_surface
|= S_028ABC_TC_COMPATIBLE(1);
2281 switch (rtex
->resource
.b
.b
.nr_samples
) {
2284 z_info
|= S_028040_DECOMPRESS_ON_N_ZPLANES(5);
2288 z_info
|= S_028040_DECOMPRESS_ON_N_ZPLANES(3);
2291 z_info
|= S_028040_DECOMPRESS_ON_N_ZPLANES(2);
2298 db_htile_data_base
= 0;
2299 db_htile_surface
= 0;
2302 assert(levelinfo
->nblk_x
% 8 == 0 && levelinfo
->nblk_y
% 8 == 0);
2304 surf
->db_depth_view
= S_028008_SLICE_START(surf
->base
.u
.tex
.first_layer
) |
2305 S_028008_SLICE_MAX(surf
->base
.u
.tex
.last_layer
);
2306 surf
->db_htile_data_base
= db_htile_data_base
;
2307 surf
->db_depth_info
= db_depth_info
;
2308 surf
->db_z_info
= z_info
;
2309 surf
->db_stencil_info
= s_info
;
2310 surf
->db_depth_base
= z_offs
>> 8;
2311 surf
->db_stencil_base
= s_offs
>> 8;
2312 surf
->db_depth_size
= S_028058_PITCH_TILE_MAX((levelinfo
->nblk_x
/ 8) - 1) |
2313 S_028058_HEIGHT_TILE_MAX((levelinfo
->nblk_y
/ 8) - 1);
2314 surf
->db_depth_slice
= S_02805C_SLICE_TILE_MAX((levelinfo
->nblk_x
*
2315 levelinfo
->nblk_y
) / 64 - 1);
2316 surf
->db_htile_surface
= db_htile_surface
;
2318 surf
->depth_initialized
= true;
2321 static void si_dec_framebuffer_counters(const struct pipe_framebuffer_state
*state
)
2323 for (int i
= 0; i
< state
->nr_cbufs
; ++i
) {
2324 struct r600_surface
*surf
= NULL
;
2325 struct r600_texture
*rtex
;
2327 if (!state
->cbufs
[i
])
2329 surf
= (struct r600_surface
*)state
->cbufs
[i
];
2330 rtex
= (struct r600_texture
*)surf
->base
.texture
;
2332 p_atomic_dec(&rtex
->framebuffers_bound
);
2336 static void si_set_framebuffer_state(struct pipe_context
*ctx
,
2337 const struct pipe_framebuffer_state
*state
)
2339 struct si_context
*sctx
= (struct si_context
*)ctx
;
2340 struct pipe_constant_buffer constbuf
= {0};
2341 struct r600_surface
*surf
= NULL
;
2342 struct r600_texture
*rtex
;
2343 bool old_any_dst_linear
= sctx
->framebuffer
.any_dst_linear
;
2344 unsigned old_nr_samples
= sctx
->framebuffer
.nr_samples
;
2347 for (i
= 0; i
< sctx
->framebuffer
.state
.nr_cbufs
; i
++) {
2348 if (!sctx
->framebuffer
.state
.cbufs
[i
])
2351 rtex
= (struct r600_texture
*)sctx
->framebuffer
.state
.cbufs
[i
]->texture
;
2352 if (rtex
->dcc_gather_statistics
)
2353 vi_separate_dcc_stop_query(ctx
, rtex
);
2356 /* Only flush TC when changing the framebuffer state, because
2357 * the only client not using TC that can change textures is
2360 * Flush all CB and DB caches here because all buffers can be used
2361 * for write by both TC (with shader image stores) and CB/DB.
2363 sctx
->b
.flags
|= SI_CONTEXT_INV_VMEM_L1
|
2364 SI_CONTEXT_INV_GLOBAL_L2
|
2365 SI_CONTEXT_FLUSH_AND_INV_FRAMEBUFFER
|
2366 SI_CONTEXT_CS_PARTIAL_FLUSH
;
2368 /* Take the maximum of the old and new count. If the new count is lower,
2369 * dirtying is needed to disable the unbound colorbuffers.
2371 sctx
->framebuffer
.dirty_cbufs
|=
2372 (1 << MAX2(sctx
->framebuffer
.state
.nr_cbufs
, state
->nr_cbufs
)) - 1;
2373 sctx
->framebuffer
.dirty_zsbuf
|= sctx
->framebuffer
.state
.zsbuf
!= state
->zsbuf
;
2375 si_dec_framebuffer_counters(&sctx
->framebuffer
.state
);
2376 util_copy_framebuffer_state(&sctx
->framebuffer
.state
, state
);
2378 sctx
->framebuffer
.colorbuf_enabled_4bit
= 0;
2379 sctx
->framebuffer
.spi_shader_col_format
= 0;
2380 sctx
->framebuffer
.spi_shader_col_format_alpha
= 0;
2381 sctx
->framebuffer
.spi_shader_col_format_blend
= 0;
2382 sctx
->framebuffer
.spi_shader_col_format_blend_alpha
= 0;
2383 sctx
->framebuffer
.color_is_int8
= 0;
2385 sctx
->framebuffer
.compressed_cb_mask
= 0;
2386 sctx
->framebuffer
.nr_samples
= util_framebuffer_get_num_samples(state
);
2387 sctx
->framebuffer
.log_samples
= util_logbase2(sctx
->framebuffer
.nr_samples
);
2388 sctx
->framebuffer
.any_dst_linear
= false;
2390 for (i
= 0; i
< state
->nr_cbufs
; i
++) {
2391 if (!state
->cbufs
[i
])
2394 surf
= (struct r600_surface
*)state
->cbufs
[i
];
2395 rtex
= (struct r600_texture
*)surf
->base
.texture
;
2397 if (!surf
->color_initialized
) {
2398 si_initialize_color_surface(sctx
, surf
);
2401 sctx
->framebuffer
.colorbuf_enabled_4bit
|= 0xf << (i
* 4);
2402 sctx
->framebuffer
.spi_shader_col_format
|=
2403 surf
->spi_shader_col_format
<< (i
* 4);
2404 sctx
->framebuffer
.spi_shader_col_format_alpha
|=
2405 surf
->spi_shader_col_format_alpha
<< (i
* 4);
2406 sctx
->framebuffer
.spi_shader_col_format_blend
|=
2407 surf
->spi_shader_col_format_blend
<< (i
* 4);
2408 sctx
->framebuffer
.spi_shader_col_format_blend_alpha
|=
2409 surf
->spi_shader_col_format_blend_alpha
<< (i
* 4);
2411 if (surf
->color_is_int8
)
2412 sctx
->framebuffer
.color_is_int8
|= 1 << i
;
2414 if (rtex
->fmask
.size
) {
2415 sctx
->framebuffer
.compressed_cb_mask
|= 1 << i
;
2418 if (rtex
->surface
.is_linear
)
2419 sctx
->framebuffer
.any_dst_linear
= true;
2421 r600_context_add_resource_size(ctx
, surf
->base
.texture
);
2423 p_atomic_inc(&rtex
->framebuffers_bound
);
2425 if (rtex
->dcc_gather_statistics
) {
2426 /* Dirty tracking must be enabled for DCC usage analysis. */
2427 sctx
->framebuffer
.compressed_cb_mask
|= 1 << i
;
2428 vi_separate_dcc_start_query(ctx
, rtex
);
2433 surf
= (struct r600_surface
*)state
->zsbuf
;
2434 rtex
= (struct r600_texture
*)surf
->base
.texture
;
2436 if (!surf
->depth_initialized
) {
2437 si_init_depth_surface(sctx
, surf
);
2439 r600_context_add_resource_size(ctx
, surf
->base
.texture
);
2442 si_update_poly_offset_state(sctx
);
2443 si_mark_atom_dirty(sctx
, &sctx
->cb_render_state
);
2444 si_mark_atom_dirty(sctx
, &sctx
->framebuffer
.atom
);
2446 if (sctx
->framebuffer
.any_dst_linear
!= old_any_dst_linear
)
2447 si_mark_atom_dirty(sctx
, &sctx
->msaa_config
);
2449 if (sctx
->framebuffer
.nr_samples
!= old_nr_samples
) {
2450 si_mark_atom_dirty(sctx
, &sctx
->msaa_config
);
2451 si_mark_atom_dirty(sctx
, &sctx
->db_render_state
);
2453 /* Set sample locations as fragment shader constants. */
2454 switch (sctx
->framebuffer
.nr_samples
) {
2456 constbuf
.user_buffer
= sctx
->b
.sample_locations_1x
;
2459 constbuf
.user_buffer
= sctx
->b
.sample_locations_2x
;
2462 constbuf
.user_buffer
= sctx
->b
.sample_locations_4x
;
2465 constbuf
.user_buffer
= sctx
->b
.sample_locations_8x
;
2468 constbuf
.user_buffer
= sctx
->b
.sample_locations_16x
;
2471 R600_ERR("Requested an invalid number of samples %i.\n",
2472 sctx
->framebuffer
.nr_samples
);
2475 constbuf
.buffer_size
= sctx
->framebuffer
.nr_samples
* 2 * 4;
2476 si_set_rw_buffer(sctx
, SI_PS_CONST_SAMPLE_POSITIONS
, &constbuf
);
2478 si_mark_atom_dirty(sctx
, &sctx
->msaa_sample_locs
.atom
);
2481 sctx
->need_check_render_feedback
= true;
2482 sctx
->do_update_shaders
= true;
2485 static void si_emit_framebuffer_state(struct si_context
*sctx
, struct r600_atom
*atom
)
2487 struct radeon_winsys_cs
*cs
= sctx
->b
.gfx
.cs
;
2488 struct pipe_framebuffer_state
*state
= &sctx
->framebuffer
.state
;
2489 unsigned i
, nr_cbufs
= state
->nr_cbufs
;
2490 struct r600_texture
*tex
= NULL
;
2491 struct r600_surface
*cb
= NULL
;
2492 unsigned cb_color_info
= 0;
2495 for (i
= 0; i
< nr_cbufs
; i
++) {
2496 const struct radeon_surf_level
*level_info
;
2497 unsigned pitch_tile_max
, slice_tile_max
, tile_mode_index
;
2498 unsigned cb_color_base
, cb_color_fmask
, cb_color_attrib
;
2499 unsigned cb_color_pitch
, cb_color_slice
, cb_color_fmask_slice
;
2501 if (!(sctx
->framebuffer
.dirty_cbufs
& (1 << i
)))
2504 cb
= (struct r600_surface
*)state
->cbufs
[i
];
2506 radeon_set_context_reg(cs
, R_028C70_CB_COLOR0_INFO
+ i
* 0x3C,
2507 S_028C70_FORMAT(V_028C70_COLOR_INVALID
));
2511 tex
= (struct r600_texture
*)cb
->base
.texture
;
2512 level_info
= &tex
->surface
.level
[cb
->base
.u
.tex
.level
];
2513 radeon_add_to_buffer_list(&sctx
->b
, &sctx
->b
.gfx
,
2514 &tex
->resource
, RADEON_USAGE_READWRITE
,
2515 tex
->resource
.b
.b
.nr_samples
> 1 ?
2516 RADEON_PRIO_COLOR_BUFFER_MSAA
:
2517 RADEON_PRIO_COLOR_BUFFER
);
2519 if (tex
->cmask_buffer
&& tex
->cmask_buffer
!= &tex
->resource
) {
2520 radeon_add_to_buffer_list(&sctx
->b
, &sctx
->b
.gfx
,
2521 tex
->cmask_buffer
, RADEON_USAGE_READWRITE
,
2525 if (tex
->dcc_separate_buffer
)
2526 radeon_add_to_buffer_list(&sctx
->b
, &sctx
->b
.gfx
,
2527 tex
->dcc_separate_buffer
,
2528 RADEON_USAGE_READWRITE
,
2531 /* Compute mutable surface parameters. */
2532 pitch_tile_max
= level_info
->nblk_x
/ 8 - 1;
2533 slice_tile_max
= level_info
->nblk_x
*
2534 level_info
->nblk_y
/ 64 - 1;
2535 tile_mode_index
= si_tile_mode_index(tex
, cb
->base
.u
.tex
.level
, false);
2537 cb_color_base
= (tex
->resource
.gpu_address
+ level_info
->offset
) >> 8;
2538 cb_color_pitch
= S_028C64_TILE_MAX(pitch_tile_max
);
2539 cb_color_slice
= S_028C68_TILE_MAX(slice_tile_max
);
2540 cb_color_attrib
= cb
->cb_color_attrib
|
2541 S_028C74_TILE_MODE_INDEX(tile_mode_index
);
2543 if (tex
->fmask
.size
) {
2544 if (sctx
->b
.chip_class
>= CIK
)
2545 cb_color_pitch
|= S_028C64_FMASK_TILE_MAX(tex
->fmask
.pitch_in_pixels
/ 8 - 1);
2546 cb_color_attrib
|= S_028C74_FMASK_TILE_MODE_INDEX(tex
->fmask
.tile_mode_index
);
2547 cb_color_fmask
= (tex
->resource
.gpu_address
+ tex
->fmask
.offset
) >> 8;
2548 cb_color_fmask_slice
= S_028C88_TILE_MAX(tex
->fmask
.slice_tile_max
);
2550 /* This must be set for fast clear to work without FMASK. */
2551 if (sctx
->b
.chip_class
>= CIK
)
2552 cb_color_pitch
|= S_028C64_FMASK_TILE_MAX(pitch_tile_max
);
2553 cb_color_attrib
|= S_028C74_FMASK_TILE_MODE_INDEX(tile_mode_index
);
2554 cb_color_fmask
= cb_color_base
;
2555 cb_color_fmask_slice
= S_028C88_TILE_MAX(slice_tile_max
);
2558 cb_color_info
= cb
->cb_color_info
| tex
->cb_color_info
;
2560 if (tex
->dcc_offset
&& cb
->base
.u
.tex
.level
< tex
->surface
.num_dcc_levels
) {
2561 bool is_msaa_resolve_dst
= state
->cbufs
[0] &&
2562 state
->cbufs
[0]->texture
->nr_samples
> 1 &&
2563 state
->cbufs
[1] == &cb
->base
&&
2564 state
->cbufs
[1]->texture
->nr_samples
<= 1;
2566 if (!is_msaa_resolve_dst
)
2567 cb_color_info
|= S_028C70_DCC_ENABLE(1);
2570 radeon_set_context_reg_seq(cs
, R_028C60_CB_COLOR0_BASE
+ i
* 0x3C,
2571 sctx
->b
.chip_class
>= VI
? 14 : 13);
2572 radeon_emit(cs
, cb_color_base
); /* R_028C60_CB_COLOR0_BASE */
2573 radeon_emit(cs
, cb_color_pitch
); /* R_028C64_CB_COLOR0_PITCH */
2574 radeon_emit(cs
, cb_color_slice
); /* R_028C68_CB_COLOR0_SLICE */
2575 radeon_emit(cs
, cb
->cb_color_view
); /* R_028C6C_CB_COLOR0_VIEW */
2576 radeon_emit(cs
, cb_color_info
); /* R_028C70_CB_COLOR0_INFO */
2577 radeon_emit(cs
, cb_color_attrib
); /* R_028C74_CB_COLOR0_ATTRIB */
2578 radeon_emit(cs
, cb
->cb_dcc_control
); /* R_028C78_CB_COLOR0_DCC_CONTROL */
2579 radeon_emit(cs
, tex
->cmask
.base_address_reg
); /* R_028C7C_CB_COLOR0_CMASK */
2580 radeon_emit(cs
, tex
->cmask
.slice_tile_max
); /* R_028C80_CB_COLOR0_CMASK_SLICE */
2581 radeon_emit(cs
, cb_color_fmask
); /* R_028C84_CB_COLOR0_FMASK */
2582 radeon_emit(cs
, cb_color_fmask_slice
); /* R_028C88_CB_COLOR0_FMASK_SLICE */
2583 radeon_emit(cs
, tex
->color_clear_value
[0]); /* R_028C8C_CB_COLOR0_CLEAR_WORD0 */
2584 radeon_emit(cs
, tex
->color_clear_value
[1]); /* R_028C90_CB_COLOR0_CLEAR_WORD1 */
2586 if (sctx
->b
.chip_class
>= VI
) /* R_028C94_CB_COLOR0_DCC_BASE */
2587 radeon_emit(cs
, ((!tex
->dcc_separate_buffer
? tex
->resource
.gpu_address
: 0) +
2589 tex
->surface
.level
[cb
->base
.u
.tex
.level
].dcc_offset
) >> 8);
2592 if (sctx
->framebuffer
.dirty_cbufs
& (1 << i
))
2593 radeon_set_context_reg(cs
, R_028C70_CB_COLOR0_INFO
+ i
* 0x3C, 0);
2596 if (state
->zsbuf
&& sctx
->framebuffer
.dirty_zsbuf
) {
2597 struct r600_surface
*zb
= (struct r600_surface
*)state
->zsbuf
;
2598 struct r600_texture
*rtex
= (struct r600_texture
*)zb
->base
.texture
;
2600 radeon_add_to_buffer_list(&sctx
->b
, &sctx
->b
.gfx
,
2601 &rtex
->resource
, RADEON_USAGE_READWRITE
,
2602 zb
->base
.texture
->nr_samples
> 1 ?
2603 RADEON_PRIO_DEPTH_BUFFER_MSAA
:
2604 RADEON_PRIO_DEPTH_BUFFER
);
2606 if (zb
->db_htile_data_base
) {
2607 radeon_add_to_buffer_list(&sctx
->b
, &sctx
->b
.gfx
,
2608 rtex
->htile_buffer
, RADEON_USAGE_READWRITE
,
2612 radeon_set_context_reg(cs
, R_028008_DB_DEPTH_VIEW
, zb
->db_depth_view
);
2613 radeon_set_context_reg(cs
, R_028014_DB_HTILE_DATA_BASE
, zb
->db_htile_data_base
);
2615 radeon_set_context_reg_seq(cs
, R_02803C_DB_DEPTH_INFO
, 9);
2616 radeon_emit(cs
, zb
->db_depth_info
); /* R_02803C_DB_DEPTH_INFO */
2617 radeon_emit(cs
, zb
->db_z_info
| /* R_028040_DB_Z_INFO */
2618 S_028040_ZRANGE_PRECISION(rtex
->depth_clear_value
!= 0));
2619 radeon_emit(cs
, zb
->db_stencil_info
); /* R_028044_DB_STENCIL_INFO */
2620 radeon_emit(cs
, zb
->db_depth_base
); /* R_028048_DB_Z_READ_BASE */
2621 radeon_emit(cs
, zb
->db_stencil_base
); /* R_02804C_DB_STENCIL_READ_BASE */
2622 radeon_emit(cs
, zb
->db_depth_base
); /* R_028050_DB_Z_WRITE_BASE */
2623 radeon_emit(cs
, zb
->db_stencil_base
); /* R_028054_DB_STENCIL_WRITE_BASE */
2624 radeon_emit(cs
, zb
->db_depth_size
); /* R_028058_DB_DEPTH_SIZE */
2625 radeon_emit(cs
, zb
->db_depth_slice
); /* R_02805C_DB_DEPTH_SLICE */
2627 radeon_set_context_reg_seq(cs
, R_028028_DB_STENCIL_CLEAR
, 2);
2628 radeon_emit(cs
, rtex
->stencil_clear_value
); /* R_028028_DB_STENCIL_CLEAR */
2629 radeon_emit(cs
, fui(rtex
->depth_clear_value
)); /* R_02802C_DB_DEPTH_CLEAR */
2631 radeon_set_context_reg(cs
, R_028ABC_DB_HTILE_SURFACE
, zb
->db_htile_surface
);
2632 } else if (sctx
->framebuffer
.dirty_zsbuf
) {
2633 radeon_set_context_reg_seq(cs
, R_028040_DB_Z_INFO
, 2);
2634 radeon_emit(cs
, S_028040_FORMAT(V_028040_Z_INVALID
)); /* R_028040_DB_Z_INFO */
2635 radeon_emit(cs
, S_028044_FORMAT(V_028044_STENCIL_INVALID
)); /* R_028044_DB_STENCIL_INFO */
2638 /* Framebuffer dimensions. */
2639 /* PA_SC_WINDOW_SCISSOR_TL is set in si_init_config() */
2640 radeon_set_context_reg(cs
, R_028208_PA_SC_WINDOW_SCISSOR_BR
,
2641 S_028208_BR_X(state
->width
) | S_028208_BR_Y(state
->height
));
2643 sctx
->framebuffer
.dirty_cbufs
= 0;
2644 sctx
->framebuffer
.dirty_zsbuf
= false;
2647 static void si_emit_msaa_sample_locs(struct si_context
*sctx
,
2648 struct r600_atom
*atom
)
2650 struct radeon_winsys_cs
*cs
= sctx
->b
.gfx
.cs
;
2651 unsigned nr_samples
= sctx
->framebuffer
.nr_samples
;
2653 /* Smoothing (only possible with nr_samples == 1) uses the same
2654 * sample locations as the MSAA it simulates.
2656 if (nr_samples
<= 1 && sctx
->smoothing_enabled
)
2657 nr_samples
= SI_NUM_SMOOTH_AA_SAMPLES
;
2659 /* On Polaris, the small primitive filter uses the sample locations
2660 * even when MSAA is off, so we need to make sure they're set to 0.
2662 if (sctx
->b
.family
>= CHIP_POLARIS10
)
2663 nr_samples
= MAX2(nr_samples
, 1);
2665 if (nr_samples
>= 1 &&
2666 (nr_samples
!= sctx
->msaa_sample_locs
.nr_samples
)) {
2667 sctx
->msaa_sample_locs
.nr_samples
= nr_samples
;
2668 cayman_emit_msaa_sample_locs(cs
, nr_samples
);
2671 if (sctx
->b
.family
>= CHIP_POLARIS10
) {
2672 struct si_state_rasterizer
*rs
= sctx
->queued
.named
.rasterizer
;
2673 unsigned small_prim_filter_cntl
=
2674 S_028830_SMALL_PRIM_FILTER_ENABLE(1) |
2675 S_028830_LINE_FILTER_DISABLE(1); /* line bug */
2677 /* The alternative of setting sample locations to 0 would
2678 * require a DB flush to avoid Z errors, see
2679 * https://bugs.freedesktop.org/show_bug.cgi?id=96908
2681 if (sctx
->framebuffer
.nr_samples
> 1 && rs
&& !rs
->multisample_enable
)
2682 small_prim_filter_cntl
&= C_028830_SMALL_PRIM_FILTER_ENABLE
;
2684 radeon_set_context_reg(cs
, R_028830_PA_SU_SMALL_PRIM_FILTER_CNTL
,
2685 small_prim_filter_cntl
);
2689 static void si_emit_msaa_config(struct si_context
*sctx
, struct r600_atom
*atom
)
2691 struct radeon_winsys_cs
*cs
= sctx
->b
.gfx
.cs
;
2692 unsigned num_tile_pipes
= sctx
->screen
->b
.info
.num_tile_pipes
;
2693 /* 33% faster rendering to linear color buffers */
2694 bool dst_is_linear
= sctx
->framebuffer
.any_dst_linear
;
2695 unsigned sc_mode_cntl_1
=
2696 S_028A4C_WALK_SIZE(dst_is_linear
) |
2697 S_028A4C_WALK_FENCE_ENABLE(!dst_is_linear
) |
2698 S_028A4C_WALK_FENCE_SIZE(num_tile_pipes
== 2 ? 2 : 3) |
2700 S_028A4C_WALK_ALIGN8_PRIM_FITS_ST(1) |
2701 S_028A4C_SUPERTILE_WALK_ORDER_ENABLE(1) |
2702 S_028A4C_TILE_WALK_ORDER_ENABLE(1) |
2703 S_028A4C_MULTI_SHADER_ENGINE_PRIM_DISCARD_ENABLE(1) |
2704 S_028A4C_FORCE_EOV_CNTDWN_ENABLE(1) |
2705 S_028A4C_FORCE_EOV_REZ_ENABLE(1);
2707 cayman_emit_msaa_config(cs
, sctx
->framebuffer
.nr_samples
,
2708 sctx
->ps_iter_samples
,
2709 sctx
->smoothing_enabled
? SI_NUM_SMOOTH_AA_SAMPLES
: 0,
2713 static void si_set_min_samples(struct pipe_context
*ctx
, unsigned min_samples
)
2715 struct si_context
*sctx
= (struct si_context
*)ctx
;
2717 if (sctx
->ps_iter_samples
== min_samples
)
2720 sctx
->ps_iter_samples
= min_samples
;
2721 sctx
->do_update_shaders
= true;
2723 if (sctx
->framebuffer
.nr_samples
> 1)
2724 si_mark_atom_dirty(sctx
, &sctx
->msaa_config
);
2732 * Build the sampler view descriptor for a buffer texture.
2733 * @param state 256-bit descriptor; only the high 128 bits are filled in
2736 si_make_buffer_descriptor(struct si_screen
*screen
, struct r600_resource
*buf
,
2737 enum pipe_format format
,
2738 unsigned offset
, unsigned size
,
2741 const struct util_format_description
*desc
;
2744 unsigned num_records
;
2745 unsigned num_format
, data_format
;
2747 desc
= util_format_description(format
);
2748 first_non_void
= util_format_get_first_non_void_channel(format
);
2749 stride
= desc
->block
.bits
/ 8;
2750 num_format
= si_translate_buffer_numformat(&screen
->b
.b
, desc
, first_non_void
);
2751 data_format
= si_translate_buffer_dataformat(&screen
->b
.b
, desc
, first_non_void
);
2753 num_records
= size
/ stride
;
2754 num_records
= MIN2(num_records
, (buf
->b
.b
.width0
- offset
) / stride
);
2756 if (screen
->b
.chip_class
>= VI
)
2757 num_records
*= stride
;
2760 state
[5] = S_008F04_STRIDE(stride
);
2761 state
[6] = num_records
;
2762 state
[7] = S_008F0C_DST_SEL_X(si_map_swizzle(desc
->swizzle
[0])) |
2763 S_008F0C_DST_SEL_Y(si_map_swizzle(desc
->swizzle
[1])) |
2764 S_008F0C_DST_SEL_Z(si_map_swizzle(desc
->swizzle
[2])) |
2765 S_008F0C_DST_SEL_W(si_map_swizzle(desc
->swizzle
[3])) |
2766 S_008F0C_NUM_FORMAT(num_format
) |
2767 S_008F0C_DATA_FORMAT(data_format
);
2771 * Build the sampler view descriptor for a texture.
2774 si_make_texture_descriptor(struct si_screen
*screen
,
2775 struct r600_texture
*tex
,
2777 enum pipe_texture_target target
,
2778 enum pipe_format pipe_format
,
2779 const unsigned char state_swizzle
[4],
2780 unsigned first_level
, unsigned last_level
,
2781 unsigned first_layer
, unsigned last_layer
,
2782 unsigned width
, unsigned height
, unsigned depth
,
2784 uint32_t *fmask_state
)
2786 struct pipe_resource
*res
= &tex
->resource
.b
.b
;
2787 const struct util_format_description
*desc
;
2788 unsigned char swizzle
[4];
2790 unsigned num_format
, data_format
, type
;
2793 desc
= util_format_description(pipe_format
);
2795 if (desc
->colorspace
== UTIL_FORMAT_COLORSPACE_ZS
) {
2796 const unsigned char swizzle_xxxx
[4] = {0, 0, 0, 0};
2797 const unsigned char swizzle_yyyy
[4] = {1, 1, 1, 1};
2799 switch (pipe_format
) {
2800 case PIPE_FORMAT_S8_UINT_Z24_UNORM
:
2801 case PIPE_FORMAT_X24S8_UINT
:
2802 case PIPE_FORMAT_X32_S8X24_UINT
:
2803 case PIPE_FORMAT_X8Z24_UNORM
:
2804 util_format_compose_swizzles(swizzle_yyyy
, state_swizzle
, swizzle
);
2807 util_format_compose_swizzles(swizzle_xxxx
, state_swizzle
, swizzle
);
2810 util_format_compose_swizzles(desc
->swizzle
, state_swizzle
, swizzle
);
2813 first_non_void
= util_format_get_first_non_void_channel(pipe_format
);
2815 switch (pipe_format
) {
2816 case PIPE_FORMAT_S8_UINT_Z24_UNORM
:
2817 num_format
= V_008F14_IMG_NUM_FORMAT_UNORM
;
2820 if (first_non_void
< 0) {
2821 if (util_format_is_compressed(pipe_format
)) {
2822 switch (pipe_format
) {
2823 case PIPE_FORMAT_DXT1_SRGB
:
2824 case PIPE_FORMAT_DXT1_SRGBA
:
2825 case PIPE_FORMAT_DXT3_SRGBA
:
2826 case PIPE_FORMAT_DXT5_SRGBA
:
2827 case PIPE_FORMAT_BPTC_SRGBA
:
2828 case PIPE_FORMAT_ETC2_SRGB8
:
2829 case PIPE_FORMAT_ETC2_SRGB8A1
:
2830 case PIPE_FORMAT_ETC2_SRGBA8
:
2831 num_format
= V_008F14_IMG_NUM_FORMAT_SRGB
;
2833 case PIPE_FORMAT_RGTC1_SNORM
:
2834 case PIPE_FORMAT_LATC1_SNORM
:
2835 case PIPE_FORMAT_RGTC2_SNORM
:
2836 case PIPE_FORMAT_LATC2_SNORM
:
2837 case PIPE_FORMAT_ETC2_R11_SNORM
:
2838 case PIPE_FORMAT_ETC2_RG11_SNORM
:
2839 /* implies float, so use SNORM/UNORM to determine
2840 whether data is signed or not */
2841 case PIPE_FORMAT_BPTC_RGB_FLOAT
:
2842 num_format
= V_008F14_IMG_NUM_FORMAT_SNORM
;
2845 num_format
= V_008F14_IMG_NUM_FORMAT_UNORM
;
2848 } else if (desc
->layout
== UTIL_FORMAT_LAYOUT_SUBSAMPLED
) {
2849 num_format
= V_008F14_IMG_NUM_FORMAT_UNORM
;
2851 num_format
= V_008F14_IMG_NUM_FORMAT_FLOAT
;
2853 } else if (desc
->colorspace
== UTIL_FORMAT_COLORSPACE_SRGB
) {
2854 num_format
= V_008F14_IMG_NUM_FORMAT_SRGB
;
2856 num_format
= V_008F14_IMG_NUM_FORMAT_UNORM
;
2858 switch (desc
->channel
[first_non_void
].type
) {
2859 case UTIL_FORMAT_TYPE_FLOAT
:
2860 num_format
= V_008F14_IMG_NUM_FORMAT_FLOAT
;
2862 case UTIL_FORMAT_TYPE_SIGNED
:
2863 if (desc
->channel
[first_non_void
].normalized
)
2864 num_format
= V_008F14_IMG_NUM_FORMAT_SNORM
;
2865 else if (desc
->channel
[first_non_void
].pure_integer
)
2866 num_format
= V_008F14_IMG_NUM_FORMAT_SINT
;
2868 num_format
= V_008F14_IMG_NUM_FORMAT_SSCALED
;
2870 case UTIL_FORMAT_TYPE_UNSIGNED
:
2871 if (desc
->channel
[first_non_void
].normalized
)
2872 num_format
= V_008F14_IMG_NUM_FORMAT_UNORM
;
2873 else if (desc
->channel
[first_non_void
].pure_integer
)
2874 num_format
= V_008F14_IMG_NUM_FORMAT_UINT
;
2876 num_format
= V_008F14_IMG_NUM_FORMAT_USCALED
;
2881 data_format
= si_translate_texformat(&screen
->b
.b
, pipe_format
, desc
, first_non_void
);
2882 if (data_format
== ~0) {
2887 (res
->target
== PIPE_TEXTURE_CUBE
||
2888 res
->target
== PIPE_TEXTURE_CUBE_ARRAY
||
2889 res
->target
== PIPE_TEXTURE_3D
)) {
2890 /* For the purpose of shader images, treat cube maps and 3D
2891 * textures as 2D arrays. For 3D textures, the address
2892 * calculations for mipmaps are different, so we rely on the
2893 * caller to effectively disable mipmaps.
2895 type
= V_008F1C_SQ_RSRC_IMG_2D_ARRAY
;
2897 assert(res
->target
!= PIPE_TEXTURE_3D
|| (first_level
== 0 && last_level
== 0));
2899 type
= si_tex_dim(res
->target
, target
, res
->nr_samples
);
2902 if (type
== V_008F1C_SQ_RSRC_IMG_1D_ARRAY
) {
2904 depth
= res
->array_size
;
2905 } else if (type
== V_008F1C_SQ_RSRC_IMG_2D_ARRAY
||
2906 type
== V_008F1C_SQ_RSRC_IMG_2D_MSAA_ARRAY
) {
2907 if (sampler
|| res
->target
!= PIPE_TEXTURE_3D
)
2908 depth
= res
->array_size
;
2909 } else if (type
== V_008F1C_SQ_RSRC_IMG_CUBE
)
2910 depth
= res
->array_size
/ 6;
2913 state
[1] = (S_008F14_DATA_FORMAT(data_format
) |
2914 S_008F14_NUM_FORMAT(num_format
));
2915 state
[2] = (S_008F18_WIDTH(width
- 1) |
2916 S_008F18_HEIGHT(height
- 1) |
2917 S_008F18_PERF_MOD(4));
2918 state
[3] = (S_008F1C_DST_SEL_X(si_map_swizzle(swizzle
[0])) |
2919 S_008F1C_DST_SEL_Y(si_map_swizzle(swizzle
[1])) |
2920 S_008F1C_DST_SEL_Z(si_map_swizzle(swizzle
[2])) |
2921 S_008F1C_DST_SEL_W(si_map_swizzle(swizzle
[3])) |
2922 S_008F1C_BASE_LEVEL(res
->nr_samples
> 1 ?
2924 S_008F1C_LAST_LEVEL(res
->nr_samples
> 1 ?
2925 util_logbase2(res
->nr_samples
) :
2927 S_008F1C_POW2_PAD(res
->last_level
> 0) |
2928 S_008F1C_TYPE(type
));
2929 state
[4] = S_008F20_DEPTH(depth
- 1);
2930 state
[5] = (S_008F24_BASE_ARRAY(first_layer
) |
2931 S_008F24_LAST_ARRAY(last_layer
));
2935 if (tex
->dcc_offset
) {
2936 unsigned swap
= r600_translate_colorswap(pipe_format
, false);
2938 state
[6] = S_008F28_ALPHA_IS_ON_MSB(swap
<= 1);
2940 /* The last dword is unused by hw. The shader uses it to clear
2941 * bits in the first dword of sampler state.
2943 if (screen
->b
.chip_class
<= CIK
&& res
->nr_samples
<= 1) {
2944 if (first_level
== last_level
)
2945 state
[7] = C_008F30_MAX_ANISO_RATIO
;
2947 state
[7] = 0xffffffff;
2951 /* Initialize the sampler view for FMASK. */
2952 if (tex
->fmask
.size
) {
2953 uint32_t fmask_format
;
2955 va
= tex
->resource
.gpu_address
+ tex
->fmask
.offset
;
2957 switch (res
->nr_samples
) {
2959 fmask_format
= V_008F14_IMG_DATA_FORMAT_FMASK8_S2_F2
;
2962 fmask_format
= V_008F14_IMG_DATA_FORMAT_FMASK8_S4_F4
;
2965 fmask_format
= V_008F14_IMG_DATA_FORMAT_FMASK32_S8_F8
;
2969 fmask_format
= V_008F14_IMG_DATA_FORMAT_INVALID
;
2972 fmask_state
[0] = va
>> 8;
2973 fmask_state
[1] = S_008F14_BASE_ADDRESS_HI(va
>> 40) |
2974 S_008F14_DATA_FORMAT(fmask_format
) |
2975 S_008F14_NUM_FORMAT(V_008F14_IMG_NUM_FORMAT_UINT
);
2976 fmask_state
[2] = S_008F18_WIDTH(width
- 1) |
2977 S_008F18_HEIGHT(height
- 1);
2978 fmask_state
[3] = S_008F1C_DST_SEL_X(V_008F1C_SQ_SEL_X
) |
2979 S_008F1C_DST_SEL_Y(V_008F1C_SQ_SEL_X
) |
2980 S_008F1C_DST_SEL_Z(V_008F1C_SQ_SEL_X
) |
2981 S_008F1C_DST_SEL_W(V_008F1C_SQ_SEL_X
) |
2982 S_008F1C_TILING_INDEX(tex
->fmask
.tile_mode_index
) |
2983 S_008F1C_TYPE(si_tex_dim(res
->target
, target
, 0));
2984 fmask_state
[4] = S_008F20_DEPTH(depth
- 1) |
2985 S_008F20_PITCH(tex
->fmask
.pitch_in_pixels
- 1);
2986 fmask_state
[5] = S_008F24_BASE_ARRAY(first_layer
) |
2987 S_008F24_LAST_ARRAY(last_layer
);
2994 * Create a sampler view.
2996 * @param ctx context
2997 * @param texture texture
2998 * @param state sampler view template
2999 * @param width0 width0 override (for compressed textures as int)
3000 * @param height0 height0 override (for compressed textures as int)
3001 * @param force_level set the base address to the level (for compressed textures)
3003 struct pipe_sampler_view
*
3004 si_create_sampler_view_custom(struct pipe_context
*ctx
,
3005 struct pipe_resource
*texture
,
3006 const struct pipe_sampler_view
*state
,
3007 unsigned width0
, unsigned height0
,
3008 unsigned force_level
)
3010 struct si_context
*sctx
= (struct si_context
*)ctx
;
3011 struct si_sampler_view
*view
= CALLOC_STRUCT(si_sampler_view
);
3012 struct r600_texture
*tmp
= (struct r600_texture
*)texture
;
3013 unsigned base_level
, first_level
, last_level
;
3014 unsigned char state_swizzle
[4];
3015 unsigned height
, depth
, width
;
3016 unsigned last_layer
= state
->u
.tex
.last_layer
;
3017 enum pipe_format pipe_format
;
3018 const struct radeon_surf_level
*surflevel
;
3023 /* initialize base object */
3024 view
->base
= *state
;
3025 view
->base
.texture
= NULL
;
3026 view
->base
.reference
.count
= 1;
3027 view
->base
.context
= ctx
;
3030 pipe_resource_reference(&view
->base
.texture
, texture
);
3032 if (state
->format
== PIPE_FORMAT_X24S8_UINT
||
3033 state
->format
== PIPE_FORMAT_S8X24_UINT
||
3034 state
->format
== PIPE_FORMAT_X32_S8X24_UINT
||
3035 state
->format
== PIPE_FORMAT_S8_UINT
)
3036 view
->is_stencil_sampler
= true;
3038 /* Buffer resource. */
3039 if (texture
->target
== PIPE_BUFFER
) {
3040 si_make_buffer_descriptor(sctx
->screen
,
3041 (struct r600_resource
*)texture
,
3043 state
->u
.buf
.offset
,
3049 state_swizzle
[0] = state
->swizzle_r
;
3050 state_swizzle
[1] = state
->swizzle_g
;
3051 state_swizzle
[2] = state
->swizzle_b
;
3052 state_swizzle
[3] = state
->swizzle_a
;
3055 first_level
= state
->u
.tex
.first_level
;
3056 last_level
= state
->u
.tex
.last_level
;
3059 depth
= texture
->depth0
;
3062 assert(force_level
== first_level
&&
3063 force_level
== last_level
);
3064 base_level
= force_level
;
3067 width
= u_minify(width
, force_level
);
3068 height
= u_minify(height
, force_level
);
3069 depth
= u_minify(depth
, force_level
);
3072 /* This is not needed if state trackers set last_layer correctly. */
3073 if (state
->target
== PIPE_TEXTURE_1D
||
3074 state
->target
== PIPE_TEXTURE_2D
||
3075 state
->target
== PIPE_TEXTURE_RECT
||
3076 state
->target
== PIPE_TEXTURE_CUBE
)
3077 last_layer
= state
->u
.tex
.first_layer
;
3079 /* Texturing with separate depth and stencil. */
3080 pipe_format
= state
->format
;
3082 /* Depth/stencil texturing sometimes needs separate texture. */
3083 if (tmp
->is_depth
&& !r600_can_sample_zs(tmp
, view
->is_stencil_sampler
)) {
3084 if (!tmp
->flushed_depth_texture
&&
3085 !r600_init_flushed_depth_texture(ctx
, texture
, NULL
)) {
3086 pipe_resource_reference(&view
->base
.texture
, NULL
);
3091 assert(tmp
->flushed_depth_texture
);
3093 /* Override format for the case where the flushed texture
3094 * contains only Z or only S.
3096 if (tmp
->flushed_depth_texture
->resource
.b
.b
.format
!= tmp
->resource
.b
.b
.format
)
3097 pipe_format
= tmp
->flushed_depth_texture
->resource
.b
.b
.format
;
3099 tmp
= tmp
->flushed_depth_texture
;
3102 surflevel
= tmp
->surface
.level
;
3104 if (tmp
->db_compatible
) {
3105 if (!view
->is_stencil_sampler
)
3106 pipe_format
= tmp
->db_render_format
;
3108 switch (pipe_format
) {
3109 case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT
:
3110 pipe_format
= PIPE_FORMAT_Z32_FLOAT
;
3112 case PIPE_FORMAT_X8Z24_UNORM
:
3113 case PIPE_FORMAT_S8_UINT_Z24_UNORM
:
3114 /* Z24 is always stored like this for DB
3117 pipe_format
= PIPE_FORMAT_Z24X8_UNORM
;
3119 case PIPE_FORMAT_X24S8_UINT
:
3120 case PIPE_FORMAT_S8X24_UINT
:
3121 case PIPE_FORMAT_X32_S8X24_UINT
:
3122 pipe_format
= PIPE_FORMAT_S8_UINT
;
3123 surflevel
= tmp
->surface
.stencil_level
;
3129 vi_dcc_disable_if_incompatible_format(&sctx
->b
, texture
,
3130 state
->u
.tex
.first_level
,
3133 si_make_texture_descriptor(sctx
->screen
, tmp
, true,
3134 state
->target
, pipe_format
, state_swizzle
,
3135 first_level
, last_level
,
3136 state
->u
.tex
.first_layer
, last_layer
,
3137 width
, height
, depth
,
3138 view
->state
, view
->fmask_state
);
3140 view
->base_level_info
= &surflevel
[base_level
];
3141 view
->base_level
= base_level
;
3142 view
->block_width
= util_format_get_blockwidth(pipe_format
);
3146 static struct pipe_sampler_view
*
3147 si_create_sampler_view(struct pipe_context
*ctx
,
3148 struct pipe_resource
*texture
,
3149 const struct pipe_sampler_view
*state
)
3151 return si_create_sampler_view_custom(ctx
, texture
, state
,
3152 texture
? texture
->width0
: 0,
3153 texture
? texture
->height0
: 0, 0);
3156 static void si_sampler_view_destroy(struct pipe_context
*ctx
,
3157 struct pipe_sampler_view
*state
)
3159 struct si_sampler_view
*view
= (struct si_sampler_view
*)state
;
3161 pipe_resource_reference(&state
->texture
, NULL
);
3165 static bool wrap_mode_uses_border_color(unsigned wrap
, bool linear_filter
)
3167 return wrap
== PIPE_TEX_WRAP_CLAMP_TO_BORDER
||
3168 wrap
== PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER
||
3170 (wrap
== PIPE_TEX_WRAP_CLAMP
||
3171 wrap
== PIPE_TEX_WRAP_MIRROR_CLAMP
));
3174 static bool sampler_state_needs_border_color(const struct pipe_sampler_state
*state
)
3176 bool linear_filter
= state
->min_img_filter
!= PIPE_TEX_FILTER_NEAREST
||
3177 state
->mag_img_filter
!= PIPE_TEX_FILTER_NEAREST
;
3179 return (state
->border_color
.ui
[0] || state
->border_color
.ui
[1] ||
3180 state
->border_color
.ui
[2] || state
->border_color
.ui
[3]) &&
3181 (wrap_mode_uses_border_color(state
->wrap_s
, linear_filter
) ||
3182 wrap_mode_uses_border_color(state
->wrap_t
, linear_filter
) ||
3183 wrap_mode_uses_border_color(state
->wrap_r
, linear_filter
));
3186 static void *si_create_sampler_state(struct pipe_context
*ctx
,
3187 const struct pipe_sampler_state
*state
)
3189 struct si_context
*sctx
= (struct si_context
*)ctx
;
3190 struct r600_common_screen
*rscreen
= sctx
->b
.screen
;
3191 struct si_sampler_state
*rstate
= CALLOC_STRUCT(si_sampler_state
);
3192 unsigned border_color_type
, border_color_index
= 0;
3193 unsigned max_aniso
= rscreen
->force_aniso
>= 0 ? rscreen
->force_aniso
3194 : state
->max_anisotropy
;
3195 unsigned max_aniso_ratio
= r600_tex_aniso_filter(max_aniso
);
3201 if (!sampler_state_needs_border_color(state
))
3202 border_color_type
= V_008F3C_SQ_TEX_BORDER_COLOR_TRANS_BLACK
;
3203 else if (state
->border_color
.f
[0] == 0 &&
3204 state
->border_color
.f
[1] == 0 &&
3205 state
->border_color
.f
[2] == 0 &&
3206 state
->border_color
.f
[3] == 0)
3207 border_color_type
= V_008F3C_SQ_TEX_BORDER_COLOR_TRANS_BLACK
;
3208 else if (state
->border_color
.f
[0] == 0 &&
3209 state
->border_color
.f
[1] == 0 &&
3210 state
->border_color
.f
[2] == 0 &&
3211 state
->border_color
.f
[3] == 1)
3212 border_color_type
= V_008F3C_SQ_TEX_BORDER_COLOR_OPAQUE_BLACK
;
3213 else if (state
->border_color
.f
[0] == 1 &&
3214 state
->border_color
.f
[1] == 1 &&
3215 state
->border_color
.f
[2] == 1 &&
3216 state
->border_color
.f
[3] == 1)
3217 border_color_type
= V_008F3C_SQ_TEX_BORDER_COLOR_OPAQUE_WHITE
;
3221 border_color_type
= V_008F3C_SQ_TEX_BORDER_COLOR_REGISTER
;
3223 /* Check if the border has been uploaded already. */
3224 for (i
= 0; i
< sctx
->border_color_count
; i
++)
3225 if (memcmp(&sctx
->border_color_table
[i
], &state
->border_color
,
3226 sizeof(state
->border_color
)) == 0)
3229 if (i
>= SI_MAX_BORDER_COLORS
) {
3230 /* Getting 4096 unique border colors is very unlikely. */
3231 fprintf(stderr
, "radeonsi: The border color table is full. "
3232 "Any new border colors will be just black. "
3233 "Please file a bug.\n");
3234 border_color_type
= V_008F3C_SQ_TEX_BORDER_COLOR_TRANS_BLACK
;
3236 if (i
== sctx
->border_color_count
) {
3237 /* Upload a new border color. */
3238 memcpy(&sctx
->border_color_table
[i
], &state
->border_color
,
3239 sizeof(state
->border_color
));
3240 util_memcpy_cpu_to_le32(&sctx
->border_color_map
[i
],
3241 &state
->border_color
,
3242 sizeof(state
->border_color
));
3243 sctx
->border_color_count
++;
3246 border_color_index
= i
;
3251 rstate
->magic
= SI_SAMPLER_STATE_MAGIC
;
3253 rstate
->val
[0] = (S_008F30_CLAMP_X(si_tex_wrap(state
->wrap_s
)) |
3254 S_008F30_CLAMP_Y(si_tex_wrap(state
->wrap_t
)) |
3255 S_008F30_CLAMP_Z(si_tex_wrap(state
->wrap_r
)) |
3256 S_008F30_MAX_ANISO_RATIO(max_aniso_ratio
) |
3257 S_008F30_DEPTH_COMPARE_FUNC(si_tex_compare(state
->compare_func
)) |
3258 S_008F30_FORCE_UNNORMALIZED(!state
->normalized_coords
) |
3259 S_008F30_ANISO_THRESHOLD(max_aniso_ratio
>> 1) |
3260 S_008F30_ANISO_BIAS(max_aniso_ratio
) |
3261 S_008F30_DISABLE_CUBE_WRAP(!state
->seamless_cube_map
) |
3262 S_008F30_COMPAT_MODE(sctx
->b
.chip_class
>= VI
));
3263 rstate
->val
[1] = (S_008F34_MIN_LOD(S_FIXED(CLAMP(state
->min_lod
, 0, 15), 8)) |
3264 S_008F34_MAX_LOD(S_FIXED(CLAMP(state
->max_lod
, 0, 15), 8)) |
3265 S_008F34_PERF_MIP(max_aniso_ratio
? max_aniso_ratio
+ 6 : 0));
3266 rstate
->val
[2] = (S_008F38_LOD_BIAS(S_FIXED(CLAMP(state
->lod_bias
, -16, 16), 8)) |
3267 S_008F38_XY_MAG_FILTER(eg_tex_filter(state
->mag_img_filter
, max_aniso
)) |
3268 S_008F38_XY_MIN_FILTER(eg_tex_filter(state
->min_img_filter
, max_aniso
)) |
3269 S_008F38_MIP_FILTER(si_tex_mipfilter(state
->min_mip_filter
)) |
3270 S_008F38_MIP_POINT_PRECLAMP(1) |
3271 S_008F38_DISABLE_LSB_CEIL(1) |
3272 S_008F38_FILTER_PREC_FIX(1) |
3273 S_008F38_ANISO_OVERRIDE(sctx
->b
.chip_class
>= VI
));
3274 rstate
->val
[3] = S_008F3C_BORDER_COLOR_PTR(border_color_index
) |
3275 S_008F3C_BORDER_COLOR_TYPE(border_color_type
);
3279 static void si_set_sample_mask(struct pipe_context
*ctx
, unsigned sample_mask
)
3281 struct si_context
*sctx
= (struct si_context
*)ctx
;
3283 if (sctx
->sample_mask
.sample_mask
== (uint16_t)sample_mask
)
3286 sctx
->sample_mask
.sample_mask
= sample_mask
;
3287 si_mark_atom_dirty(sctx
, &sctx
->sample_mask
.atom
);
3290 static void si_emit_sample_mask(struct si_context
*sctx
, struct r600_atom
*atom
)
3292 struct radeon_winsys_cs
*cs
= sctx
->b
.gfx
.cs
;
3293 unsigned mask
= sctx
->sample_mask
.sample_mask
;
3295 /* Needed for line and polygon smoothing as well as for the Polaris
3296 * small primitive filter. We expect the state tracker to take care of
3299 assert(mask
== 0xffff || sctx
->framebuffer
.nr_samples
> 1 ||
3300 (mask
& 1 && sctx
->blitter
->running
));
3302 radeon_set_context_reg_seq(cs
, R_028C38_PA_SC_AA_MASK_X0Y0_X1Y0
, 2);
3303 radeon_emit(cs
, mask
| (mask
<< 16));
3304 radeon_emit(cs
, mask
| (mask
<< 16));
3307 static void si_delete_sampler_state(struct pipe_context
*ctx
, void *state
)
3310 struct si_sampler_state
*s
= state
;
3312 assert(s
->magic
== SI_SAMPLER_STATE_MAGIC
);
3319 * Vertex elements & buffers
3322 static void *si_create_vertex_elements(struct pipe_context
*ctx
,
3324 const struct pipe_vertex_element
*elements
)
3326 struct si_vertex_element
*v
= CALLOC_STRUCT(si_vertex_element
);
3329 assert(count
<= SI_MAX_ATTRIBS
);
3334 for (i
= 0; i
< count
; ++i
) {
3335 const struct util_format_description
*desc
;
3336 unsigned data_format
, num_format
;
3339 desc
= util_format_description(elements
[i
].src_format
);
3340 first_non_void
= util_format_get_first_non_void_channel(elements
[i
].src_format
);
3341 data_format
= si_translate_buffer_dataformat(ctx
->screen
, desc
, first_non_void
);
3342 num_format
= si_translate_buffer_numformat(ctx
->screen
, desc
, first_non_void
);
3344 v
->rsrc_word3
[i
] = S_008F0C_DST_SEL_X(si_map_swizzle(desc
->swizzle
[0])) |
3345 S_008F0C_DST_SEL_Y(si_map_swizzle(desc
->swizzle
[1])) |
3346 S_008F0C_DST_SEL_Z(si_map_swizzle(desc
->swizzle
[2])) |
3347 S_008F0C_DST_SEL_W(si_map_swizzle(desc
->swizzle
[3])) |
3348 S_008F0C_NUM_FORMAT(num_format
) |
3349 S_008F0C_DATA_FORMAT(data_format
);
3350 v
->format_size
[i
] = desc
->block
.bits
/ 8;
3352 /* The hardware always treats the 2-bit alpha channel as
3353 * unsigned, so a shader workaround is needed.
3355 if (data_format
== V_008F0C_BUF_DATA_FORMAT_2_10_10_10
) {
3356 if (num_format
== V_008F0C_BUF_NUM_FORMAT_SNORM
) {
3357 v
->fix_fetch
|= SI_FIX_FETCH_A2_SNORM
<< (2 * i
);
3358 } else if (num_format
== V_008F0C_BUF_NUM_FORMAT_SSCALED
) {
3359 v
->fix_fetch
|= SI_FIX_FETCH_A2_SSCALED
<< (2 * i
);
3360 } else if (num_format
== V_008F0C_BUF_NUM_FORMAT_SINT
) {
3361 /* This isn't actually used in OpenGL. */
3362 v
->fix_fetch
|= SI_FIX_FETCH_A2_SINT
<< (2 * i
);
3366 /* We work around the fact that 8_8_8 and 16_16_16 data formats
3367 * do not exist by using the corresponding 4-component formats.
3368 * This requires a fixup of the descriptor for bounds checks.
3370 if (desc
->block
.bits
== 3 * 8 ||
3371 desc
->block
.bits
== 3 * 16) {
3372 v
->fix_size3
|= (desc
->block
.bits
/ 24) << (2 * i
);
3375 memcpy(v
->elements
, elements
, sizeof(struct pipe_vertex_element
) * count
);
3380 static void si_bind_vertex_elements(struct pipe_context
*ctx
, void *state
)
3382 struct si_context
*sctx
= (struct si_context
*)ctx
;
3383 struct si_vertex_element
*v
= (struct si_vertex_element
*)state
;
3385 sctx
->vertex_elements
= v
;
3386 sctx
->vertex_buffers_dirty
= true;
3387 sctx
->do_update_shaders
= true;
3390 static void si_delete_vertex_element(struct pipe_context
*ctx
, void *state
)
3392 struct si_context
*sctx
= (struct si_context
*)ctx
;
3394 if (sctx
->vertex_elements
== state
)
3395 sctx
->vertex_elements
= NULL
;
3399 static void si_set_vertex_buffers(struct pipe_context
*ctx
,
3400 unsigned start_slot
, unsigned count
,
3401 const struct pipe_vertex_buffer
*buffers
)
3403 struct si_context
*sctx
= (struct si_context
*)ctx
;
3404 struct pipe_vertex_buffer
*dst
= sctx
->vertex_buffer
+ start_slot
;
3407 assert(start_slot
+ count
<= ARRAY_SIZE(sctx
->vertex_buffer
));
3410 for (i
= 0; i
< count
; i
++) {
3411 const struct pipe_vertex_buffer
*src
= buffers
+ i
;
3412 struct pipe_vertex_buffer
*dsti
= dst
+ i
;
3413 struct pipe_resource
*buf
= src
->buffer
;
3415 pipe_resource_reference(&dsti
->buffer
, buf
);
3416 dsti
->buffer_offset
= src
->buffer_offset
;
3417 dsti
->stride
= src
->stride
;
3418 r600_context_add_resource_size(ctx
, buf
);
3420 r600_resource(buf
)->bind_history
|= PIPE_BIND_VERTEX_BUFFER
;
3423 for (i
= 0; i
< count
; i
++) {
3424 pipe_resource_reference(&dst
[i
].buffer
, NULL
);
3427 sctx
->vertex_buffers_dirty
= true;
3430 static void si_set_index_buffer(struct pipe_context
*ctx
,
3431 const struct pipe_index_buffer
*ib
)
3433 struct si_context
*sctx
= (struct si_context
*)ctx
;
3436 struct pipe_resource
*buf
= ib
->buffer
;
3438 pipe_resource_reference(&sctx
->index_buffer
.buffer
, buf
);
3439 memcpy(&sctx
->index_buffer
, ib
, sizeof(*ib
));
3440 r600_context_add_resource_size(ctx
, buf
);
3442 r600_resource(buf
)->bind_history
|= PIPE_BIND_INDEX_BUFFER
;
3444 pipe_resource_reference(&sctx
->index_buffer
.buffer
, NULL
);
3452 static void si_set_tess_state(struct pipe_context
*ctx
,
3453 const float default_outer_level
[4],
3454 const float default_inner_level
[2])
3456 struct si_context
*sctx
= (struct si_context
*)ctx
;
3457 struct pipe_constant_buffer cb
;
3460 memcpy(array
, default_outer_level
, sizeof(float) * 4);
3461 memcpy(array
+4, default_inner_level
, sizeof(float) * 2);
3464 cb
.user_buffer
= NULL
;
3465 cb
.buffer_size
= sizeof(array
);
3467 si_upload_const_buffer(sctx
, (struct r600_resource
**)&cb
.buffer
,
3468 (void*)array
, sizeof(array
),
3471 si_set_rw_buffer(sctx
, SI_HS_CONST_DEFAULT_TESS_LEVELS
, &cb
);
3472 pipe_resource_reference(&cb
.buffer
, NULL
);
3475 static void si_texture_barrier(struct pipe_context
*ctx
)
3477 struct si_context
*sctx
= (struct si_context
*)ctx
;
3479 sctx
->b
.flags
|= SI_CONTEXT_INV_VMEM_L1
|
3480 SI_CONTEXT_INV_GLOBAL_L2
|
3481 SI_CONTEXT_FLUSH_AND_INV_CB
|
3482 SI_CONTEXT_CS_PARTIAL_FLUSH
;
3485 /* This only ensures coherency for shader image/buffer stores. */
3486 static void si_memory_barrier(struct pipe_context
*ctx
, unsigned flags
)
3488 struct si_context
*sctx
= (struct si_context
*)ctx
;
3490 /* Subsequent commands must wait for all shader invocations to
3492 sctx
->b
.flags
|= SI_CONTEXT_PS_PARTIAL_FLUSH
|
3493 SI_CONTEXT_CS_PARTIAL_FLUSH
;
3495 if (flags
& PIPE_BARRIER_CONSTANT_BUFFER
)
3496 sctx
->b
.flags
|= SI_CONTEXT_INV_SMEM_L1
|
3497 SI_CONTEXT_INV_VMEM_L1
;
3499 if (flags
& (PIPE_BARRIER_VERTEX_BUFFER
|
3500 PIPE_BARRIER_SHADER_BUFFER
|
3501 PIPE_BARRIER_TEXTURE
|
3502 PIPE_BARRIER_IMAGE
|
3503 PIPE_BARRIER_STREAMOUT_BUFFER
|
3504 PIPE_BARRIER_GLOBAL_BUFFER
)) {
3505 /* As far as I can tell, L1 contents are written back to L2
3506 * automatically at end of shader, but the contents of other
3507 * L1 caches might still be stale. */
3508 sctx
->b
.flags
|= SI_CONTEXT_INV_VMEM_L1
;
3511 if (flags
& PIPE_BARRIER_INDEX_BUFFER
) {
3512 /* Indices are read through TC L2 since VI.
3515 if (sctx
->screen
->b
.chip_class
<= CIK
)
3516 sctx
->b
.flags
|= SI_CONTEXT_WRITEBACK_GLOBAL_L2
;
3519 if (flags
& PIPE_BARRIER_FRAMEBUFFER
)
3520 sctx
->b
.flags
|= SI_CONTEXT_FLUSH_AND_INV_FRAMEBUFFER
;
3522 if (flags
& (PIPE_BARRIER_FRAMEBUFFER
|
3523 PIPE_BARRIER_INDIRECT_BUFFER
))
3524 sctx
->b
.flags
|= SI_CONTEXT_WRITEBACK_GLOBAL_L2
;
3527 static void *si_create_blend_custom(struct si_context
*sctx
, unsigned mode
)
3529 struct pipe_blend_state blend
;
3531 memset(&blend
, 0, sizeof(blend
));
3532 blend
.independent_blend_enable
= true;
3533 blend
.rt
[0].colormask
= 0xf;
3534 return si_create_blend_state_mode(&sctx
->b
.b
, &blend
, mode
);
3537 static void si_need_gfx_cs_space(struct pipe_context
*ctx
, unsigned num_dw
,
3538 bool include_draw_vbo
)
3540 si_need_cs_space((struct si_context
*)ctx
);
3543 static void si_init_config(struct si_context
*sctx
);
3545 void si_init_state_functions(struct si_context
*sctx
)
3547 si_init_external_atom(sctx
, &sctx
->b
.render_cond_atom
, &sctx
->atoms
.s
.render_cond
);
3548 si_init_external_atom(sctx
, &sctx
->b
.streamout
.begin_atom
, &sctx
->atoms
.s
.streamout_begin
);
3549 si_init_external_atom(sctx
, &sctx
->b
.streamout
.enable_atom
, &sctx
->atoms
.s
.streamout_enable
);
3550 si_init_external_atom(sctx
, &sctx
->b
.scissors
.atom
, &sctx
->atoms
.s
.scissors
);
3551 si_init_external_atom(sctx
, &sctx
->b
.viewports
.atom
, &sctx
->atoms
.s
.viewports
);
3553 si_init_atom(sctx
, &sctx
->framebuffer
.atom
, &sctx
->atoms
.s
.framebuffer
, si_emit_framebuffer_state
);
3554 si_init_atom(sctx
, &sctx
->msaa_sample_locs
.atom
, &sctx
->atoms
.s
.msaa_sample_locs
, si_emit_msaa_sample_locs
);
3555 si_init_atom(sctx
, &sctx
->db_render_state
, &sctx
->atoms
.s
.db_render_state
, si_emit_db_render_state
);
3556 si_init_atom(sctx
, &sctx
->msaa_config
, &sctx
->atoms
.s
.msaa_config
, si_emit_msaa_config
);
3557 si_init_atom(sctx
, &sctx
->sample_mask
.atom
, &sctx
->atoms
.s
.sample_mask
, si_emit_sample_mask
);
3558 si_init_atom(sctx
, &sctx
->cb_render_state
, &sctx
->atoms
.s
.cb_render_state
, si_emit_cb_render_state
);
3559 si_init_atom(sctx
, &sctx
->blend_color
.atom
, &sctx
->atoms
.s
.blend_color
, si_emit_blend_color
);
3560 si_init_atom(sctx
, &sctx
->clip_regs
, &sctx
->atoms
.s
.clip_regs
, si_emit_clip_regs
);
3561 si_init_atom(sctx
, &sctx
->clip_state
.atom
, &sctx
->atoms
.s
.clip_state
, si_emit_clip_state
);
3562 si_init_atom(sctx
, &sctx
->stencil_ref
.atom
, &sctx
->atoms
.s
.stencil_ref
, si_emit_stencil_ref
);
3564 sctx
->b
.b
.create_blend_state
= si_create_blend_state
;
3565 sctx
->b
.b
.bind_blend_state
= si_bind_blend_state
;
3566 sctx
->b
.b
.delete_blend_state
= si_delete_blend_state
;
3567 sctx
->b
.b
.set_blend_color
= si_set_blend_color
;
3569 sctx
->b
.b
.create_rasterizer_state
= si_create_rs_state
;
3570 sctx
->b
.b
.bind_rasterizer_state
= si_bind_rs_state
;
3571 sctx
->b
.b
.delete_rasterizer_state
= si_delete_rs_state
;
3573 sctx
->b
.b
.create_depth_stencil_alpha_state
= si_create_dsa_state
;
3574 sctx
->b
.b
.bind_depth_stencil_alpha_state
= si_bind_dsa_state
;
3575 sctx
->b
.b
.delete_depth_stencil_alpha_state
= si_delete_dsa_state
;
3577 sctx
->custom_dsa_flush
= si_create_db_flush_dsa(sctx
);
3578 sctx
->custom_blend_resolve
= si_create_blend_custom(sctx
, V_028808_CB_RESOLVE
);
3579 sctx
->custom_blend_decompress
= si_create_blend_custom(sctx
, V_028808_CB_FMASK_DECOMPRESS
);
3580 sctx
->custom_blend_fastclear
= si_create_blend_custom(sctx
, V_028808_CB_ELIMINATE_FAST_CLEAR
);
3581 sctx
->custom_blend_dcc_decompress
= si_create_blend_custom(sctx
, V_028808_CB_DCC_DECOMPRESS
);
3583 sctx
->b
.b
.set_clip_state
= si_set_clip_state
;
3584 sctx
->b
.b
.set_stencil_ref
= si_set_stencil_ref
;
3586 sctx
->b
.b
.set_framebuffer_state
= si_set_framebuffer_state
;
3587 sctx
->b
.b
.get_sample_position
= cayman_get_sample_position
;
3589 sctx
->b
.b
.create_sampler_state
= si_create_sampler_state
;
3590 sctx
->b
.b
.delete_sampler_state
= si_delete_sampler_state
;
3592 sctx
->b
.b
.create_sampler_view
= si_create_sampler_view
;
3593 sctx
->b
.b
.sampler_view_destroy
= si_sampler_view_destroy
;
3595 sctx
->b
.b
.set_sample_mask
= si_set_sample_mask
;
3597 sctx
->b
.b
.create_vertex_elements_state
= si_create_vertex_elements
;
3598 sctx
->b
.b
.bind_vertex_elements_state
= si_bind_vertex_elements
;
3599 sctx
->b
.b
.delete_vertex_elements_state
= si_delete_vertex_element
;
3600 sctx
->b
.b
.set_vertex_buffers
= si_set_vertex_buffers
;
3601 sctx
->b
.b
.set_index_buffer
= si_set_index_buffer
;
3603 sctx
->b
.b
.texture_barrier
= si_texture_barrier
;
3604 sctx
->b
.b
.memory_barrier
= si_memory_barrier
;
3605 sctx
->b
.b
.set_min_samples
= si_set_min_samples
;
3606 sctx
->b
.b
.set_tess_state
= si_set_tess_state
;
3608 sctx
->b
.b
.set_active_query_state
= si_set_active_query_state
;
3609 sctx
->b
.set_occlusion_query_state
= si_set_occlusion_query_state
;
3610 sctx
->b
.save_qbo_state
= si_save_qbo_state
;
3611 sctx
->b
.need_gfx_cs_space
= si_need_gfx_cs_space
;
3613 sctx
->b
.b
.draw_vbo
= si_draw_vbo
;
3615 si_init_config(sctx
);
3618 static uint32_t si_get_bo_metadata_word1(struct r600_common_screen
*rscreen
)
3620 return (ATI_VENDOR_ID
<< 16) | rscreen
->info
.pci_id
;
3623 static void si_query_opaque_metadata(struct r600_common_screen
*rscreen
,
3624 struct r600_texture
*rtex
,
3625 struct radeon_bo_metadata
*md
)
3627 struct si_screen
*sscreen
= (struct si_screen
*)rscreen
;
3628 struct pipe_resource
*res
= &rtex
->resource
.b
.b
;
3629 static const unsigned char swizzle
[] = {
3635 uint32_t desc
[8], i
;
3636 bool is_array
= util_resource_is_array_texture(res
);
3638 /* DRM 2.x.x doesn't support this. */
3639 if (rscreen
->info
.drm_major
!= 3)
3642 assert(rtex
->dcc_separate_buffer
== NULL
);
3643 assert(rtex
->fmask
.size
== 0);
3645 /* Metadata image format format version 1:
3646 * [0] = 1 (metadata format identifier)
3647 * [1] = (VENDOR_ID << 16) | PCI_ID
3648 * [2:9] = image descriptor for the whole resource
3649 * [2] is always 0, because the base address is cleared
3650 * [9] is the DCC offset bits [39:8] from the beginning of
3652 * [10:10+LAST_LEVEL] = mipmap level offset bits [39:8] for each level
3655 md
->metadata
[0] = 1; /* metadata image format version 1 */
3657 /* TILE_MODE_INDEX is ambiguous without a PCI ID. */
3658 md
->metadata
[1] = si_get_bo_metadata_word1(rscreen
);
3660 si_make_texture_descriptor(sscreen
, rtex
, true,
3661 res
->target
, res
->format
,
3662 swizzle
, 0, res
->last_level
, 0,
3663 is_array
? res
->array_size
- 1 : 0,
3664 res
->width0
, res
->height0
, res
->depth0
,
3667 si_set_mutable_tex_desc_fields(rtex
, &rtex
->surface
.level
[0], 0, 0,
3668 rtex
->surface
.blk_w
, false, desc
);
3670 /* Clear the base address and set the relative DCC offset. */
3672 desc
[1] &= C_008F14_BASE_ADDRESS_HI
;
3673 desc
[7] = rtex
->dcc_offset
>> 8;
3675 /* Dwords [2:9] contain the image descriptor. */
3676 memcpy(&md
->metadata
[2], desc
, sizeof(desc
));
3678 /* Dwords [10:..] contain the mipmap level offsets. */
3679 for (i
= 0; i
<= res
->last_level
; i
++)
3680 md
->metadata
[10+i
] = rtex
->surface
.level
[i
].offset
>> 8;
3682 md
->size_metadata
= (11 + res
->last_level
) * 4;
3685 static void si_apply_opaque_metadata(struct r600_common_screen
*rscreen
,
3686 struct r600_texture
*rtex
,
3687 struct radeon_bo_metadata
*md
)
3689 uint32_t *desc
= &md
->metadata
[2];
3691 if (rscreen
->chip_class
< VI
)
3694 /* Return if DCC is enabled. The texture should be set up with it
3697 if (md
->size_metadata
>= 11 * 4 &&
3698 md
->metadata
[0] != 0 &&
3699 md
->metadata
[1] == si_get_bo_metadata_word1(rscreen
) &&
3700 G_008F28_COMPRESSION_EN(desc
[6])) {
3701 assert(rtex
->dcc_offset
== ((uint64_t)desc
[7] << 8));
3705 /* Disable DCC. These are always set by texture_from_handle and must
3708 rtex
->dcc_offset
= 0;
3711 void si_init_screen_state_functions(struct si_screen
*sscreen
)
3713 sscreen
->b
.b
.is_format_supported
= si_is_format_supported
;
3714 sscreen
->b
.query_opaque_metadata
= si_query_opaque_metadata
;
3715 sscreen
->b
.apply_opaque_metadata
= si_apply_opaque_metadata
;
3719 si_write_harvested_raster_configs(struct si_context
*sctx
,
3720 struct si_pm4_state
*pm4
,
3721 unsigned raster_config
,
3722 unsigned raster_config_1
)
3724 unsigned sh_per_se
= MAX2(sctx
->screen
->b
.info
.max_sh_per_se
, 1);
3725 unsigned num_se
= MAX2(sctx
->screen
->b
.info
.max_se
, 1);
3726 unsigned rb_mask
= sctx
->screen
->b
.info
.enabled_rb_mask
;
3727 unsigned num_rb
= MIN2(sctx
->screen
->b
.info
.num_render_backends
, 16);
3728 unsigned rb_per_pkr
= MIN2(num_rb
/ num_se
/ sh_per_se
, 2);
3729 unsigned rb_per_se
= num_rb
/ num_se
;
3730 unsigned se_mask
[4];
3733 se_mask
[0] = ((1 << rb_per_se
) - 1);
3734 se_mask
[1] = (se_mask
[0] << rb_per_se
);
3735 se_mask
[2] = (se_mask
[1] << rb_per_se
);
3736 se_mask
[3] = (se_mask
[2] << rb_per_se
);
3738 se_mask
[0] &= rb_mask
;
3739 se_mask
[1] &= rb_mask
;
3740 se_mask
[2] &= rb_mask
;
3741 se_mask
[3] &= rb_mask
;
3743 assert(num_se
== 1 || num_se
== 2 || num_se
== 4);
3744 assert(sh_per_se
== 1 || sh_per_se
== 2);
3745 assert(rb_per_pkr
== 1 || rb_per_pkr
== 2);
3747 /* XXX: I can't figure out what the *_XSEL and *_YSEL
3748 * fields are for, so I'm leaving them as their default
3751 for (se
= 0; se
< num_se
; se
++) {
3752 unsigned raster_config_se
= raster_config
;
3753 unsigned pkr0_mask
= ((1 << rb_per_pkr
) - 1) << (se
* rb_per_se
);
3754 unsigned pkr1_mask
= pkr0_mask
<< rb_per_pkr
;
3755 int idx
= (se
/ 2) * 2;
3757 if ((num_se
> 1) && (!se_mask
[idx
] || !se_mask
[idx
+ 1])) {
3758 raster_config_se
&= C_028350_SE_MAP
;
3760 if (!se_mask
[idx
]) {
3762 S_028350_SE_MAP(V_028350_RASTER_CONFIG_SE_MAP_3
);
3765 S_028350_SE_MAP(V_028350_RASTER_CONFIG_SE_MAP_0
);
3769 pkr0_mask
&= rb_mask
;
3770 pkr1_mask
&= rb_mask
;
3771 if (rb_per_se
> 2 && (!pkr0_mask
|| !pkr1_mask
)) {
3772 raster_config_se
&= C_028350_PKR_MAP
;
3776 S_028350_PKR_MAP(V_028350_RASTER_CONFIG_PKR_MAP_3
);
3779 S_028350_PKR_MAP(V_028350_RASTER_CONFIG_PKR_MAP_0
);
3783 if (rb_per_se
>= 2) {
3784 unsigned rb0_mask
= 1 << (se
* rb_per_se
);
3785 unsigned rb1_mask
= rb0_mask
<< 1;
3787 rb0_mask
&= rb_mask
;
3788 rb1_mask
&= rb_mask
;
3789 if (!rb0_mask
|| !rb1_mask
) {
3790 raster_config_se
&= C_028350_RB_MAP_PKR0
;
3794 S_028350_RB_MAP_PKR0(V_028350_RASTER_CONFIG_RB_MAP_3
);
3797 S_028350_RB_MAP_PKR0(V_028350_RASTER_CONFIG_RB_MAP_0
);
3801 if (rb_per_se
> 2) {
3802 rb0_mask
= 1 << (se
* rb_per_se
+ rb_per_pkr
);
3803 rb1_mask
= rb0_mask
<< 1;
3804 rb0_mask
&= rb_mask
;
3805 rb1_mask
&= rb_mask
;
3806 if (!rb0_mask
|| !rb1_mask
) {
3807 raster_config_se
&= C_028350_RB_MAP_PKR1
;
3811 S_028350_RB_MAP_PKR1(V_028350_RASTER_CONFIG_RB_MAP_3
);
3814 S_028350_RB_MAP_PKR1(V_028350_RASTER_CONFIG_RB_MAP_0
);
3820 /* GRBM_GFX_INDEX has a different offset on SI and CI+ */
3821 if (sctx
->b
.chip_class
< CIK
)
3822 si_pm4_set_reg(pm4
, GRBM_GFX_INDEX
,
3823 SE_INDEX(se
) | SH_BROADCAST_WRITES
|
3824 INSTANCE_BROADCAST_WRITES
);
3826 si_pm4_set_reg(pm4
, R_030800_GRBM_GFX_INDEX
,
3827 S_030800_SE_INDEX(se
) | S_030800_SH_BROADCAST_WRITES(1) |
3828 S_030800_INSTANCE_BROADCAST_WRITES(1));
3829 si_pm4_set_reg(pm4
, R_028350_PA_SC_RASTER_CONFIG
, raster_config_se
);
3832 /* GRBM_GFX_INDEX has a different offset on SI and CI+ */
3833 if (sctx
->b
.chip_class
< CIK
)
3834 si_pm4_set_reg(pm4
, GRBM_GFX_INDEX
,
3835 SE_BROADCAST_WRITES
| SH_BROADCAST_WRITES
|
3836 INSTANCE_BROADCAST_WRITES
);
3838 si_pm4_set_reg(pm4
, R_030800_GRBM_GFX_INDEX
,
3839 S_030800_SE_BROADCAST_WRITES(1) | S_030800_SH_BROADCAST_WRITES(1) |
3840 S_030800_INSTANCE_BROADCAST_WRITES(1));
3842 if ((num_se
> 2) && ((!se_mask
[0] && !se_mask
[1]) ||
3843 (!se_mask
[2] && !se_mask
[3]))) {
3844 raster_config_1
&= C_028354_SE_PAIR_MAP
;
3846 if (!se_mask
[0] && !se_mask
[1]) {
3848 S_028354_SE_PAIR_MAP(V_028354_RASTER_CONFIG_SE_PAIR_MAP_3
);
3851 S_028354_SE_PAIR_MAP(V_028354_RASTER_CONFIG_SE_PAIR_MAP_0
);
3855 si_pm4_set_reg(pm4
, R_028354_PA_SC_RASTER_CONFIG_1
, raster_config_1
);
3859 static void si_init_config(struct si_context
*sctx
)
3861 struct si_screen
*sscreen
= sctx
->screen
;
3862 unsigned num_rb
= MIN2(sctx
->screen
->b
.info
.num_render_backends
, 16);
3863 unsigned rb_mask
= sctx
->screen
->b
.info
.enabled_rb_mask
;
3864 unsigned raster_config
, raster_config_1
;
3865 uint64_t border_color_va
= sctx
->border_color_buffer
->gpu_address
;
3866 struct si_pm4_state
*pm4
= CALLOC_STRUCT(si_pm4_state
);
3871 si_pm4_cmd_begin(pm4
, PKT3_CONTEXT_CONTROL
);
3872 si_pm4_cmd_add(pm4
, CONTEXT_CONTROL_LOAD_ENABLE(1));
3873 si_pm4_cmd_add(pm4
, CONTEXT_CONTROL_SHADOW_ENABLE(1));
3874 si_pm4_cmd_end(pm4
, false);
3876 si_pm4_set_reg(pm4
, R_028A18_VGT_HOS_MAX_TESS_LEVEL
, fui(64));
3877 si_pm4_set_reg(pm4
, R_028A1C_VGT_HOS_MIN_TESS_LEVEL
, fui(0));
3879 /* FIXME calculate these values somehow ??? */
3880 si_pm4_set_reg(pm4
, R_028A54_VGT_GS_PER_ES
, SI_GS_PER_ES
);
3881 si_pm4_set_reg(pm4
, R_028A58_VGT_ES_PER_GS
, 0x40);
3882 si_pm4_set_reg(pm4
, R_028A5C_VGT_GS_PER_VS
, 0x2);
3884 si_pm4_set_reg(pm4
, R_028A8C_VGT_PRIMITIVEID_RESET
, 0x0);
3885 si_pm4_set_reg(pm4
, R_028B28_VGT_STRMOUT_DRAW_OPAQUE_OFFSET
, 0);
3887 si_pm4_set_reg(pm4
, R_028B98_VGT_STRMOUT_BUFFER_CONFIG
, 0x0);
3888 si_pm4_set_reg(pm4
, R_028AB8_VGT_VTX_CNT_EN
, 0x0);
3889 if (sctx
->b
.chip_class
< CIK
)
3890 si_pm4_set_reg(pm4
, R_008A14_PA_CL_ENHANCE
, S_008A14_NUM_CLIP_SEQ(3) |
3891 S_008A14_CLIP_VTX_REORDER_ENA(1));
3893 si_pm4_set_reg(pm4
, R_028BD4_PA_SC_CENTROID_PRIORITY_0
, 0x76543210);
3894 si_pm4_set_reg(pm4
, R_028BD8_PA_SC_CENTROID_PRIORITY_1
, 0xfedcba98);
3896 si_pm4_set_reg(pm4
, R_02882C_PA_SU_PRIM_FILTER_CNTL
, 0);
3898 switch (sctx
->screen
->b
.family
) {
3901 raster_config
= 0x2a00126a;
3902 raster_config_1
= 0x00000000;
3905 raster_config
= 0x0000124a;
3906 raster_config_1
= 0x00000000;
3909 raster_config
= 0x00000082;
3910 raster_config_1
= 0x00000000;
3913 raster_config
= 0x00000000;
3914 raster_config_1
= 0x00000000;
3917 raster_config
= 0x16000012;
3918 raster_config_1
= 0x00000000;
3921 raster_config
= 0x3a00161a;
3922 raster_config_1
= 0x0000002e;
3925 if (sscreen
->b
.info
.cik_macrotile_mode_array
[0] == 0x000000e8) {
3926 /* old kernels with old tiling config */
3927 raster_config
= 0x16000012;
3928 raster_config_1
= 0x0000002a;
3930 raster_config
= 0x3a00161a;
3931 raster_config_1
= 0x0000002e;
3934 case CHIP_POLARIS10
:
3935 raster_config
= 0x16000012;
3936 raster_config_1
= 0x0000002a;
3938 case CHIP_POLARIS11
:
3939 raster_config
= 0x16000012;
3940 raster_config_1
= 0x00000000;
3943 raster_config
= 0x16000012;
3944 raster_config_1
= 0x0000002a;
3948 raster_config
= 0x00000000;
3950 raster_config
= 0x00000002;
3951 raster_config_1
= 0x00000000;
3954 raster_config
= 0x00000002;
3955 raster_config_1
= 0x00000000;
3958 /* KV should be 0x00000002, but that causes problems with radeon */
3959 raster_config
= 0x00000000; /* 0x00000002 */
3960 raster_config_1
= 0x00000000;
3965 raster_config
= 0x00000000;
3966 raster_config_1
= 0x00000000;
3970 "radeonsi: Unknown GPU, using 0 for raster_config\n");
3971 raster_config
= 0x00000000;
3972 raster_config_1
= 0x00000000;
3976 /* Always use the default config when all backends are enabled
3977 * (or when we failed to determine the enabled backends).
3979 if (!rb_mask
|| util_bitcount(rb_mask
) >= num_rb
) {
3980 si_pm4_set_reg(pm4
, R_028350_PA_SC_RASTER_CONFIG
,
3982 if (sctx
->b
.chip_class
>= CIK
)
3983 si_pm4_set_reg(pm4
, R_028354_PA_SC_RASTER_CONFIG_1
,
3986 si_write_harvested_raster_configs(sctx
, pm4
, raster_config
, raster_config_1
);
3989 si_pm4_set_reg(pm4
, R_028204_PA_SC_WINDOW_SCISSOR_TL
, S_028204_WINDOW_OFFSET_DISABLE(1));
3990 si_pm4_set_reg(pm4
, R_028240_PA_SC_GENERIC_SCISSOR_TL
, S_028240_WINDOW_OFFSET_DISABLE(1));
3991 si_pm4_set_reg(pm4
, R_028244_PA_SC_GENERIC_SCISSOR_BR
,
3992 S_028244_BR_X(16384) | S_028244_BR_Y(16384));
3993 si_pm4_set_reg(pm4
, R_028030_PA_SC_SCREEN_SCISSOR_TL
, 0);
3994 si_pm4_set_reg(pm4
, R_028034_PA_SC_SCREEN_SCISSOR_BR
,
3995 S_028034_BR_X(16384) | S_028034_BR_Y(16384));
3997 si_pm4_set_reg(pm4
, R_02820C_PA_SC_CLIPRECT_RULE
, 0xFFFF);
3998 si_pm4_set_reg(pm4
, R_028230_PA_SC_EDGERULE
,
3999 S_028230_ER_TRI(0xA) |
4000 S_028230_ER_POINT(0xA) |
4001 S_028230_ER_RECT(0xA) |
4002 /* Required by DX10_DIAMOND_TEST_ENA: */
4003 S_028230_ER_LINE_LR(0x1A) |
4004 S_028230_ER_LINE_RL(0x26) |
4005 S_028230_ER_LINE_TB(0xA) |
4006 S_028230_ER_LINE_BT(0xA));
4007 /* PA_SU_HARDWARE_SCREEN_OFFSET must be 0 due to hw bug on SI */
4008 si_pm4_set_reg(pm4
, R_028234_PA_SU_HARDWARE_SCREEN_OFFSET
, 0);
4009 si_pm4_set_reg(pm4
, R_028820_PA_CL_NANINF_CNTL
, 0);
4010 si_pm4_set_reg(pm4
, R_028AC0_DB_SRESULTS_COMPARE_STATE0
, 0x0);
4011 si_pm4_set_reg(pm4
, R_028AC4_DB_SRESULTS_COMPARE_STATE1
, 0x0);
4012 si_pm4_set_reg(pm4
, R_028AC8_DB_PRELOAD_CONTROL
, 0x0);
4013 si_pm4_set_reg(pm4
, R_02800C_DB_RENDER_OVERRIDE
, 0);
4015 si_pm4_set_reg(pm4
, R_028400_VGT_MAX_VTX_INDX
, ~0);
4016 si_pm4_set_reg(pm4
, R_028404_VGT_MIN_VTX_INDX
, 0);
4017 si_pm4_set_reg(pm4
, R_028408_VGT_INDX_OFFSET
, 0);
4019 if (sctx
->b
.chip_class
>= CIK
) {
4020 /* If this is 0, Bonaire can hang even if GS isn't being used.
4021 * Other chips are unaffected. These are suboptimal values,
4022 * but we don't use on-chip GS.
4024 si_pm4_set_reg(pm4
, R_028A44_VGT_GS_ONCHIP_CNTL
,
4025 S_028A44_ES_VERTS_PER_SUBGRP(64) |
4026 S_028A44_GS_PRIMS_PER_SUBGRP(4));
4028 si_pm4_set_reg(pm4
, R_00B51C_SPI_SHADER_PGM_RSRC3_LS
, S_00B51C_CU_EN(0xffff));
4029 si_pm4_set_reg(pm4
, R_00B41C_SPI_SHADER_PGM_RSRC3_HS
, 0);
4030 si_pm4_set_reg(pm4
, R_00B31C_SPI_SHADER_PGM_RSRC3_ES
, S_00B31C_CU_EN(0xffff));
4031 si_pm4_set_reg(pm4
, R_00B21C_SPI_SHADER_PGM_RSRC3_GS
, S_00B21C_CU_EN(0xffff));
4033 if (sscreen
->b
.info
.num_good_compute_units
/
4034 (sscreen
->b
.info
.max_se
* sscreen
->b
.info
.max_sh_per_se
) <= 4) {
4035 /* Too few available compute units per SH. Disallowing
4036 * VS to run on CU0 could hurt us more than late VS
4037 * allocation would help.
4039 * LATE_ALLOC_VS = 2 is the highest safe number.
4041 si_pm4_set_reg(pm4
, R_00B118_SPI_SHADER_PGM_RSRC3_VS
, S_00B118_CU_EN(0xffff));
4042 si_pm4_set_reg(pm4
, R_00B11C_SPI_SHADER_LATE_ALLOC_VS
, S_00B11C_LIMIT(2));
4044 /* Set LATE_ALLOC_VS == 31. It should be less than
4045 * the number of scratch waves. Limitations:
4046 * - VS can't execute on CU0.
4047 * - If HS writes outputs to LDS, LS can't execute on CU0.
4049 si_pm4_set_reg(pm4
, R_00B118_SPI_SHADER_PGM_RSRC3_VS
, S_00B118_CU_EN(0xfffe));
4050 si_pm4_set_reg(pm4
, R_00B11C_SPI_SHADER_LATE_ALLOC_VS
, S_00B11C_LIMIT(31));
4053 si_pm4_set_reg(pm4
, R_00B01C_SPI_SHADER_PGM_RSRC3_PS
, S_00B01C_CU_EN(0xffff));
4056 if (sctx
->b
.chip_class
>= VI
) {
4057 unsigned vgt_tess_distribution
;
4059 si_pm4_set_reg(pm4
, R_028424_CB_DCC_CONTROL
,
4060 S_028424_OVERWRITE_COMBINER_MRT_SHARING_DISABLE(1) |
4061 S_028424_OVERWRITE_COMBINER_WATERMARK(4));
4062 if (sctx
->b
.family
< CHIP_POLARIS10
)
4063 si_pm4_set_reg(pm4
, R_028C58_VGT_VERTEX_REUSE_BLOCK_CNTL
, 30);
4064 si_pm4_set_reg(pm4
, R_028C5C_VGT_OUT_DEALLOC_CNTL
, 32);
4066 vgt_tess_distribution
=
4067 S_028B50_ACCUM_ISOLINE(32) |
4068 S_028B50_ACCUM_TRI(11) |
4069 S_028B50_ACCUM_QUAD(11) |
4070 S_028B50_DONUT_SPLIT(16);
4072 /* Testing with Unigine Heaven extreme tesselation yielded best results
4073 * with TRAP_SPLIT = 3.
4075 if (sctx
->b
.family
== CHIP_FIJI
||
4076 sctx
->b
.family
>= CHIP_POLARIS10
)
4077 vgt_tess_distribution
|= S_028B50_TRAP_SPLIT(3);
4079 si_pm4_set_reg(pm4
, R_028B50_VGT_TESS_DISTRIBUTION
, vgt_tess_distribution
);
4081 si_pm4_set_reg(pm4
, R_028C58_VGT_VERTEX_REUSE_BLOCK_CNTL
, 14);
4082 si_pm4_set_reg(pm4
, R_028C5C_VGT_OUT_DEALLOC_CNTL
, 16);
4085 if (sctx
->b
.family
== CHIP_STONEY
)
4086 si_pm4_set_reg(pm4
, R_028C40_PA_SC_SHADER_CONTROL
, 0);
4088 si_pm4_set_reg(pm4
, R_028080_TA_BC_BASE_ADDR
, border_color_va
>> 8);
4089 if (sctx
->b
.chip_class
>= CIK
)
4090 si_pm4_set_reg(pm4
, R_028084_TA_BC_BASE_ADDR_HI
, border_color_va
>> 40);
4091 si_pm4_add_bo(pm4
, sctx
->border_color_buffer
, RADEON_USAGE_READ
,
4092 RADEON_PRIO_BORDER_COLORS
);
4094 si_pm4_upload_indirect_buffer(sctx
, pm4
);
4095 sctx
->init_config
= pm4
;